1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 config MIPS 2 config MIPS
3 bool 3 bool
4 default y 4 default y
5 select ARCH_32BIT_OFF_T if !64BIT !! 5 select ARCH_BINFMT_ELF_STATE
6 select ARCH_BINFMT_ELF_STATE if MIPS_F !! 6 select ARCH_CLOCKSOURCE_DATA
7 select ARCH_HAS_CPU_CACHE_ALIASING !! 7 select ARCH_DISCARD_MEMBLOCK
8 select ARCH_HAS_CPU_FINALIZE_INIT !! 8 select ARCH_HAS_ELF_RANDOMIZE
9 select ARCH_HAS_CURRENT_STACK_POINTER <<
10 select ARCH_HAS_DEBUG_VIRTUAL if !64BI <<
11 select ARCH_HAS_DMA_OPS if MACH_JAZZ <<
12 select ARCH_HAS_FORTIFY_SOURCE <<
13 select ARCH_HAS_KCOV <<
14 select ARCH_HAS_NON_OVERLAPPING_ADDRES <<
15 select ARCH_HAS_PTE_SPECIAL if !(32BIT <<
16 select ARCH_HAS_STRNCPY_FROM_USER <<
17 select ARCH_HAS_STRNLEN_USER <<
18 select ARCH_HAS_TICK_BROADCAST if GENE 9 select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
19 select ARCH_HAS_UBSAN !! 10 select ARCH_SUPPORTS_UPROBES
20 select ARCH_HAS_GCOV_PROFILE_ALL <<
21 select ARCH_KEEP_MEMBLOCK <<
22 select ARCH_USE_BUILTIN_BSWAP 11 select ARCH_USE_BUILTIN_BSWAP
23 select ARCH_USE_CMPXCHG_LOCKREF if 64B 12 select ARCH_USE_CMPXCHG_LOCKREF if 64BIT
24 select ARCH_USE_MEMTEST <<
25 select ARCH_USE_QUEUED_RWLOCKS 13 select ARCH_USE_QUEUED_RWLOCKS
26 select ARCH_USE_QUEUED_SPINLOCKS 14 select ARCH_USE_QUEUED_SPINLOCKS
27 select ARCH_SUPPORTS_HUGETLBFS if CPU_ <<
28 select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_ <<
29 select ARCH_WANT_IPC_PARSE_VERSION 15 select ARCH_WANT_IPC_PARSE_VERSION
30 select ARCH_WANT_LD_ORPHAN_WARN !! 16 select BUILDTIME_EXTABLE_SORT
31 select BUILDTIME_TABLE_SORT <<
32 select CLONE_BACKWARDS 17 select CLONE_BACKWARDS
33 select CPU_NO_EFFICIENT_FFS if (TARGET !! 18 select CPU_PM if CPU_IDLE
34 select CPU_PM if CPU_IDLE || SUSPEND !! 19 select DMA_DIRECT_OPS
35 select GENERIC_ATOMIC64 if !64BIT 20 select GENERIC_ATOMIC64 if !64BIT
>> 21 select GENERIC_CLOCKEVENTS
36 select GENERIC_CMOS_UPDATE 22 select GENERIC_CMOS_UPDATE
37 select GENERIC_CPU_AUTOPROBE 23 select GENERIC_CPU_AUTOPROBE
38 select GENERIC_GETTIMEOFDAY <<
39 select GENERIC_IOMAP 24 select GENERIC_IOMAP
40 select GENERIC_IRQ_PROBE 25 select GENERIC_IRQ_PROBE
41 select GENERIC_IRQ_SHOW 26 select GENERIC_IRQ_SHOW
42 select GENERIC_ISA_DMA if EISA <<
43 select GENERIC_LIB_ASHLDI3 27 select GENERIC_LIB_ASHLDI3
44 select GENERIC_LIB_ASHRDI3 28 select GENERIC_LIB_ASHRDI3
45 select GENERIC_LIB_CMPDI2 29 select GENERIC_LIB_CMPDI2
46 select GENERIC_LIB_LSHRDI3 30 select GENERIC_LIB_LSHRDI3
47 select GENERIC_LIB_UCMPDI2 31 select GENERIC_LIB_UCMPDI2
48 select GENERIC_SCHED_CLOCK if !CAVIUM_ 32 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
49 select GENERIC_SMP_IDLE_THREAD 33 select GENERIC_SMP_IDLE_THREAD
50 select GENERIC_IDLE_POLL_SETUP <<
51 select GENERIC_TIME_VSYSCALL 34 select GENERIC_TIME_VSYSCALL
52 select GUP_GET_PXX_LOW_HIGH if CPU_MIP !! 35 select HANDLE_DOMAIN_IRQ
53 select HAS_IOPORT if !NO_IOPORT_MAP || <<
54 select HAVE_ARCH_COMPILER_H 36 select HAVE_ARCH_COMPILER_H
55 select HAVE_ARCH_JUMP_LABEL 37 select HAVE_ARCH_JUMP_LABEL
56 select HAVE_ARCH_KGDB if MIPS_FP_SUPPO !! 38 select HAVE_ARCH_KGDB
57 select HAVE_ARCH_MMAP_RND_BITS if MMU 39 select HAVE_ARCH_MMAP_RND_BITS if MMU
58 select HAVE_ARCH_MMAP_RND_COMPAT_BITS 40 select HAVE_ARCH_MMAP_RND_COMPAT_BITS if MMU && COMPAT
59 select HAVE_ARCH_SECCOMP_FILTER 41 select HAVE_ARCH_SECCOMP_FILTER
60 select HAVE_ARCH_TRACEHOOK 42 select HAVE_ARCH_TRACEHOOK
61 select HAVE_ARCH_TRANSPARENT_HUGEPAGE !! 43 select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
62 select HAVE_ASM_MODVERSIONS !! 44 select HAVE_CBPF_JIT if (!64BIT && !CPU_MICROMIPS)
63 select HAVE_CONTEXT_TRACKING_USER !! 45 select HAVE_EBPF_JIT if (64BIT && !CPU_MICROMIPS)
64 select HAVE_TIF_NOHZ !! 46 select HAVE_CONTEXT_TRACKING
>> 47 select HAVE_COPY_THREAD_TLS
65 select HAVE_C_RECORDMCOUNT 48 select HAVE_C_RECORDMCOUNT
66 select HAVE_DEBUG_KMEMLEAK 49 select HAVE_DEBUG_KMEMLEAK
67 select HAVE_DEBUG_STACKOVERFLOW 50 select HAVE_DEBUG_STACKOVERFLOW
68 select HAVE_DMA_CONTIGUOUS 51 select HAVE_DMA_CONTIGUOUS
69 select HAVE_DYNAMIC_FTRACE 52 select HAVE_DYNAMIC_FTRACE
70 select HAVE_EBPF_JIT if !CPU_MICROMIPS <<
71 select HAVE_EXIT_THREAD 53 select HAVE_EXIT_THREAD
72 select HAVE_GUP_FAST <<
73 select HAVE_FTRACE_MCOUNT_RECORD 54 select HAVE_FTRACE_MCOUNT_RECORD
74 select HAVE_FUNCTION_GRAPH_TRACER 55 select HAVE_FUNCTION_GRAPH_TRACER
75 select HAVE_FUNCTION_TRACER 56 select HAVE_FUNCTION_TRACER
76 select HAVE_GCC_PLUGINS !! 57 select HAVE_GENERIC_DMA_COHERENT
77 select HAVE_GENERIC_VDSO !! 58 select HAVE_IDE
78 select HAVE_IOREMAP_PROT <<
79 select HAVE_IRQ_EXIT_ON_IRQ_STACK 59 select HAVE_IRQ_EXIT_ON_IRQ_STACK
80 select HAVE_IRQ_TIME_ACCOUNTING 60 select HAVE_IRQ_TIME_ACCOUNTING
81 select HAVE_KPROBES 61 select HAVE_KPROBES
82 select HAVE_KRETPROBES 62 select HAVE_KRETPROBES
83 select HAVE_LD_DEAD_CODE_DATA_ELIMINAT !! 63 select HAVE_MEMBLOCK_NODE_MAP
84 select HAVE_MOD_ARCH_SPECIFIC 64 select HAVE_MOD_ARCH_SPECIFIC
85 select HAVE_NMI 65 select HAVE_NMI
86 select HAVE_PAGE_SIZE_4KB if !CPU_LOON !! 66 select HAVE_OPROFILE
87 select HAVE_PAGE_SIZE_16KB if !CPU_R30 <<
88 select HAVE_PAGE_SIZE_64KB if !CPU_R30 <<
89 select HAVE_PERF_EVENTS 67 select HAVE_PERF_EVENTS
90 select HAVE_PERF_REGS <<
91 select HAVE_PERF_USER_STACK_DUMP <<
92 select HAVE_REGS_AND_STACK_ACCESS_API 68 select HAVE_REGS_AND_STACK_ACCESS_API
93 select HAVE_RSEQ 69 select HAVE_RSEQ
94 select HAVE_SPARSE_SYSCALL_NR <<
95 select HAVE_STACKPROTECTOR 70 select HAVE_STACKPROTECTOR
96 select HAVE_SYSCALL_TRACEPOINTS 71 select HAVE_SYSCALL_TRACEPOINTS
97 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 72 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
98 select IRQ_FORCED_THREADING 73 select IRQ_FORCED_THREADING
99 select ISA if EISA <<
100 select LOCK_MM_AND_FIND_VMA <<
101 select MODULES_USE_ELF_REL if MODULES <<
102 select MODULES_USE_ELF_RELA if MODULES 74 select MODULES_USE_ELF_RELA if MODULES && 64BIT
>> 75 select MODULES_USE_ELF_REL if MODULES
103 select PERF_USE_VMALLOC 76 select PERF_USE_VMALLOC
104 select PCI_MSI_ARCH_FALLBACKS if PCI_M <<
105 select RTC_LIB 77 select RTC_LIB
106 select SYSCTL_EXCEPTION_TRACE 78 select SYSCTL_EXCEPTION_TRACE
107 select TRACE_IRQFLAGS_SUPPORT !! 79 select VIRT_TO_BUS
108 select ARCH_HAS_ELFCORE_COMPAT <<
109 select HAVE_ARCH_KCSAN if 64BIT <<
110 <<
111 config MIPS_FIXUP_BIGPHYS_ADDR <<
112 bool <<
113 <<
114 config MIPS_GENERIC <<
115 bool <<
116 <<
117 config MACH_GENERIC_CORE <<
118 bool <<
119 <<
120 config MACH_INGENIC <<
121 bool <<
122 select SYS_SUPPORTS_32BIT_KERNEL <<
123 select SYS_SUPPORTS_LITTLE_ENDIAN <<
124 select SYS_SUPPORTS_ZBOOT <<
125 select DMA_NONCOHERENT <<
126 select IRQ_MIPS_CPU <<
127 select PINCTRL <<
128 select GPIOLIB <<
129 select COMMON_CLK <<
130 select GENERIC_IRQ_CHIP <<
131 select BUILTIN_DTB if MIPS_NO_APPENDED <<
132 select USE_OF <<
133 select CPU_SUPPORTS_CPUFREQ <<
134 select MIPS_EXTERNAL_TIMER <<
135 80
136 menu "Machine selection" 81 menu "Machine selection"
137 82
138 choice 83 choice
139 prompt "System type" 84 prompt "System type"
140 default MIPS_GENERIC_KERNEL !! 85 default MIPS_GENERIC
141 86
142 config MIPS_GENERIC_KERNEL !! 87 config MIPS_GENERIC
143 bool "Generic board-agnostic MIPS kern 88 bool "Generic board-agnostic MIPS kernel"
144 select MIPS_GENERIC <<
145 select BOOT_RAW 89 select BOOT_RAW
146 select BUILTIN_DTB 90 select BUILTIN_DTB
147 select CEVT_R4K 91 select CEVT_R4K
148 select CLKSRC_MIPS_GIC 92 select CLKSRC_MIPS_GIC
149 select COMMON_CLK 93 select COMMON_CLK
150 select CPU_MIPSR2_IRQ_EI <<
151 select CPU_MIPSR2_IRQ_VI 94 select CPU_MIPSR2_IRQ_VI
>> 95 select CPU_MIPSR2_IRQ_EI
152 select CSRC_R4K 96 select CSRC_R4K
153 select DMA_NONCOHERENT !! 97 select DMA_PERDEV_COHERENT
154 select HAVE_PCI !! 98 select HW_HAS_PCI
155 select IRQ_MIPS_CPU 99 select IRQ_MIPS_CPU
156 select MACH_GENERIC_CORE !! 100 select LIBFDT
157 select MIPS_AUTO_PFN_OFFSET 101 select MIPS_AUTO_PFN_OFFSET
158 select MIPS_CPU_SCACHE 102 select MIPS_CPU_SCACHE
159 select MIPS_GIC 103 select MIPS_GIC
160 select MIPS_L1_CACHE_SHIFT_7 104 select MIPS_L1_CACHE_SHIFT_7
161 select NO_EXCEPT_FILL 105 select NO_EXCEPT_FILL
162 select PCI_DRIVERS_GENERIC 106 select PCI_DRIVERS_GENERIC
>> 107 select PINCTRL
163 select SMP_UP if SMP 108 select SMP_UP if SMP
164 select SWAP_IO_SPACE 109 select SWAP_IO_SPACE
165 select SYS_HAS_CPU_MIPS32_R1 110 select SYS_HAS_CPU_MIPS32_R1
166 select SYS_HAS_CPU_MIPS32_R2 111 select SYS_HAS_CPU_MIPS32_R2
167 select SYS_HAS_CPU_MIPS32_R5 <<
168 select SYS_HAS_CPU_MIPS32_R6 112 select SYS_HAS_CPU_MIPS32_R6
169 select SYS_HAS_CPU_MIPS64_R1 113 select SYS_HAS_CPU_MIPS64_R1
170 select SYS_HAS_CPU_MIPS64_R2 114 select SYS_HAS_CPU_MIPS64_R2
171 select SYS_HAS_CPU_MIPS64_R5 <<
172 select SYS_HAS_CPU_MIPS64_R6 115 select SYS_HAS_CPU_MIPS64_R6
173 select SYS_SUPPORTS_32BIT_KERNEL 116 select SYS_SUPPORTS_32BIT_KERNEL
174 select SYS_SUPPORTS_64BIT_KERNEL 117 select SYS_SUPPORTS_64BIT_KERNEL
175 select SYS_SUPPORTS_BIG_ENDIAN 118 select SYS_SUPPORTS_BIG_ENDIAN
176 select SYS_SUPPORTS_HIGHMEM 119 select SYS_SUPPORTS_HIGHMEM
177 select SYS_SUPPORTS_LITTLE_ENDIAN 120 select SYS_SUPPORTS_LITTLE_ENDIAN
178 select SYS_SUPPORTS_MICROMIPS 121 select SYS_SUPPORTS_MICROMIPS
179 select SYS_SUPPORTS_MIPS16 <<
180 select SYS_SUPPORTS_MIPS_CPS 122 select SYS_SUPPORTS_MIPS_CPS
>> 123 select SYS_SUPPORTS_MIPS16
181 select SYS_SUPPORTS_MULTITHREADING 124 select SYS_SUPPORTS_MULTITHREADING
182 select SYS_SUPPORTS_RELOCATABLE 125 select SYS_SUPPORTS_RELOCATABLE
183 select SYS_SUPPORTS_SMARTMIPS 126 select SYS_SUPPORTS_SMARTMIPS
184 select SYS_SUPPORTS_ZBOOT <<
185 select UHI_BOOT <<
186 select USB_EHCI_BIG_ENDIAN_DESC if CPU 127 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
187 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 128 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
188 select USB_OHCI_BIG_ENDIAN_DESC if CPU 129 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
189 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 130 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
190 select USB_UHCI_BIG_ENDIAN_DESC if CPU 131 select USB_UHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
191 select USB_UHCI_BIG_ENDIAN_MMIO if CPU 132 select USB_UHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
192 select USE_OF 133 select USE_OF
>> 134 select UHI_BOOT
193 help 135 help
194 Select this to build a kernel which 136 Select this to build a kernel which aims to support multiple boards,
195 generally using a flattened device t 137 generally using a flattened device tree passed from the bootloader
196 using the boot protocol defined in t 138 using the boot protocol defined in the UHI (Unified Hosting
197 Interface) specification. 139 Interface) specification.
198 140
199 config MIPS_ALCHEMY 141 config MIPS_ALCHEMY
200 bool "Alchemy processor based machines 142 bool "Alchemy processor based machines"
201 select PHYS_ADDR_T_64BIT 143 select PHYS_ADDR_T_64BIT
202 select CEVT_R4K 144 select CEVT_R4K
203 select CSRC_R4K 145 select CSRC_R4K
204 select IRQ_MIPS_CPU 146 select IRQ_MIPS_CPU
205 select DMA_NONCOHERENT # Au10 !! 147 select DMA_MAYBE_COHERENT # Au1000,1500,1100 aren't, rest is
206 select MIPS_FIXUP_BIGPHYS_ADDR if PCI <<
207 select SYS_HAS_CPU_MIPS32_R1 148 select SYS_HAS_CPU_MIPS32_R1
208 select SYS_SUPPORTS_32BIT_KERNEL 149 select SYS_SUPPORTS_32BIT_KERNEL
209 select SYS_SUPPORTS_APM_EMULATION 150 select SYS_SUPPORTS_APM_EMULATION
210 select GPIOLIB 151 select GPIOLIB
211 select SYS_SUPPORTS_ZBOOT 152 select SYS_SUPPORTS_ZBOOT
212 select COMMON_CLK 153 select COMMON_CLK
213 154
>> 155 config AR7
>> 156 bool "Texas Instruments AR7"
>> 157 select BOOT_ELF32
>> 158 select DMA_NONCOHERENT
>> 159 select CEVT_R4K
>> 160 select CSRC_R4K
>> 161 select IRQ_MIPS_CPU
>> 162 select NO_EXCEPT_FILL
>> 163 select SWAP_IO_SPACE
>> 164 select SYS_HAS_CPU_MIPS32_R1
>> 165 select SYS_HAS_EARLY_PRINTK
>> 166 select SYS_SUPPORTS_32BIT_KERNEL
>> 167 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 168 select SYS_SUPPORTS_MIPS16
>> 169 select SYS_SUPPORTS_ZBOOT_UART16550
>> 170 select GPIOLIB
>> 171 select VLYNQ
>> 172 select HAVE_CLK
>> 173 help
>> 174 Support for the Texas Instruments AR7 System-on-a-Chip
>> 175 family: TNETD7100, 7200 and 7300.
>> 176
214 config ATH25 177 config ATH25
215 bool "Atheros AR231x/AR531x SoC suppor 178 bool "Atheros AR231x/AR531x SoC support"
216 select CEVT_R4K 179 select CEVT_R4K
217 select CSRC_R4K 180 select CSRC_R4K
218 select DMA_NONCOHERENT 181 select DMA_NONCOHERENT
219 select IRQ_MIPS_CPU 182 select IRQ_MIPS_CPU
220 select IRQ_DOMAIN 183 select IRQ_DOMAIN
221 select SYS_HAS_CPU_MIPS32_R1 184 select SYS_HAS_CPU_MIPS32_R1
222 select SYS_SUPPORTS_BIG_ENDIAN 185 select SYS_SUPPORTS_BIG_ENDIAN
223 select SYS_SUPPORTS_32BIT_KERNEL 186 select SYS_SUPPORTS_32BIT_KERNEL
224 select SYS_HAS_EARLY_PRINTK 187 select SYS_HAS_EARLY_PRINTK
225 help 188 help
226 Support for Atheros AR231x and Ather 189 Support for Atheros AR231x and Atheros AR531x based boards
227 190
228 config ATH79 191 config ATH79
229 bool "Atheros AR71XX/AR724X/AR913X bas 192 bool "Atheros AR71XX/AR724X/AR913X based boards"
230 select ARCH_HAS_RESET_CONTROLLER 193 select ARCH_HAS_RESET_CONTROLLER
231 select BOOT_RAW 194 select BOOT_RAW
232 select CEVT_R4K 195 select CEVT_R4K
233 select CSRC_R4K 196 select CSRC_R4K
234 select DMA_NONCOHERENT 197 select DMA_NONCOHERENT
235 select GPIOLIB 198 select GPIOLIB
236 select PINCTRL 199 select PINCTRL
>> 200 select HAVE_CLK
237 select COMMON_CLK 201 select COMMON_CLK
>> 202 select CLKDEV_LOOKUP
238 select IRQ_MIPS_CPU 203 select IRQ_MIPS_CPU
>> 204 select MIPS_MACHINE
239 select SYS_HAS_CPU_MIPS32_R2 205 select SYS_HAS_CPU_MIPS32_R2
240 select SYS_HAS_EARLY_PRINTK 206 select SYS_HAS_EARLY_PRINTK
241 select SYS_SUPPORTS_32BIT_KERNEL 207 select SYS_SUPPORTS_32BIT_KERNEL
242 select SYS_SUPPORTS_BIG_ENDIAN 208 select SYS_SUPPORTS_BIG_ENDIAN
243 select SYS_SUPPORTS_MIPS16 209 select SYS_SUPPORTS_MIPS16
244 select SYS_SUPPORTS_ZBOOT_UART_PROM 210 select SYS_SUPPORTS_ZBOOT_UART_PROM
245 select USE_OF 211 select USE_OF
246 select USB_EHCI_ROOT_HUB_TT if USB_EHC 212 select USB_EHCI_ROOT_HUB_TT if USB_EHCI_HCD_PLATFORM
247 help 213 help
248 Support for the Atheros AR71XX/AR724 214 Support for the Atheros AR71XX/AR724X/AR913X SoCs.
249 215
250 config BMIPS_GENERIC 216 config BMIPS_GENERIC
251 bool "Broadcom Generic BMIPS kernel" 217 bool "Broadcom Generic BMIPS kernel"
252 select ARCH_HAS_RESET_CONTROLLER <<
253 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL 218 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
>> 219 select ARCH_HAS_PHYS_TO_DMA
254 select BOOT_RAW 220 select BOOT_RAW
255 select NO_EXCEPT_FILL 221 select NO_EXCEPT_FILL
256 select USE_OF 222 select USE_OF
257 select CEVT_R4K 223 select CEVT_R4K
258 select CSRC_R4K 224 select CSRC_R4K
259 select SYNC_R4K 225 select SYNC_R4K
260 select COMMON_CLK 226 select COMMON_CLK
261 select BCM6345_L1_IRQ 227 select BCM6345_L1_IRQ
262 select BCM7038_L1_IRQ 228 select BCM7038_L1_IRQ
263 select BCM7120_L2_IRQ 229 select BCM7120_L2_IRQ
264 select BRCMSTB_L2_IRQ 230 select BRCMSTB_L2_IRQ
265 select IRQ_MIPS_CPU 231 select IRQ_MIPS_CPU
266 select DMA_NONCOHERENT 232 select DMA_NONCOHERENT
267 select SYS_SUPPORTS_32BIT_KERNEL 233 select SYS_SUPPORTS_32BIT_KERNEL
268 select SYS_SUPPORTS_LITTLE_ENDIAN 234 select SYS_SUPPORTS_LITTLE_ENDIAN
269 select SYS_SUPPORTS_BIG_ENDIAN 235 select SYS_SUPPORTS_BIG_ENDIAN
270 select SYS_SUPPORTS_HIGHMEM 236 select SYS_SUPPORTS_HIGHMEM
271 select SYS_HAS_CPU_BMIPS32_3300 237 select SYS_HAS_CPU_BMIPS32_3300
272 select SYS_HAS_CPU_BMIPS4350 238 select SYS_HAS_CPU_BMIPS4350
273 select SYS_HAS_CPU_BMIPS4380 239 select SYS_HAS_CPU_BMIPS4380
274 select SYS_HAS_CPU_BMIPS5000 240 select SYS_HAS_CPU_BMIPS5000
275 select SWAP_IO_SPACE 241 select SWAP_IO_SPACE
276 select USB_EHCI_BIG_ENDIAN_DESC if CPU 242 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
277 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 243 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
278 select USB_OHCI_BIG_ENDIAN_DESC if CPU 244 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
279 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 245 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
280 select HARDIRQS_SW_RESEND 246 select HARDIRQS_SW_RESEND
281 select HAVE_PCI <<
282 select PCI_DRIVERS_GENERIC <<
283 select FW_CFE <<
284 help 247 help
285 Build a generic DT-based kernel imag 248 Build a generic DT-based kernel image that boots on select
286 BCM33xx cable modem chips, BCM63xx D 249 BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
287 box chips. Note that CONFIG_CPU_BIG 250 box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN
288 must be set appropriately for your b 251 must be set appropriately for your board.
289 252
290 config BCM47XX 253 config BCM47XX
291 bool "Broadcom BCM47XX based boards" 254 bool "Broadcom BCM47XX based boards"
292 select BOOT_RAW 255 select BOOT_RAW
293 select CEVT_R4K 256 select CEVT_R4K
294 select CSRC_R4K 257 select CSRC_R4K
295 select DMA_NONCOHERENT 258 select DMA_NONCOHERENT
296 select HAVE_PCI !! 259 select HW_HAS_PCI
297 select IRQ_MIPS_CPU 260 select IRQ_MIPS_CPU
298 select SYS_HAS_CPU_MIPS32_R1 261 select SYS_HAS_CPU_MIPS32_R1
299 select NO_EXCEPT_FILL 262 select NO_EXCEPT_FILL
300 select SYS_SUPPORTS_32BIT_KERNEL 263 select SYS_SUPPORTS_32BIT_KERNEL
301 select SYS_SUPPORTS_LITTLE_ENDIAN 264 select SYS_SUPPORTS_LITTLE_ENDIAN
302 select SYS_SUPPORTS_MIPS16 265 select SYS_SUPPORTS_MIPS16
303 select SYS_SUPPORTS_ZBOOT 266 select SYS_SUPPORTS_ZBOOT
304 select SYS_HAS_EARLY_PRINTK 267 select SYS_HAS_EARLY_PRINTK
305 select USE_GENERIC_EARLY_PRINTK_8250 268 select USE_GENERIC_EARLY_PRINTK_8250
306 select GPIOLIB 269 select GPIOLIB
307 select LEDS_GPIO_REGISTER 270 select LEDS_GPIO_REGISTER
308 select BCM47XX_NVRAM 271 select BCM47XX_NVRAM
309 select BCM47XX_SPROM 272 select BCM47XX_SPROM
310 select BCM47XX_SSB if !BCM47XX_BCMA 273 select BCM47XX_SSB if !BCM47XX_BCMA
311 help 274 help
312 Support for BCM47XX based boards !! 275 Support for BCM47XX based boards
313 276
314 config BCM63XX 277 config BCM63XX
315 bool "Broadcom BCM63XX based boards" 278 bool "Broadcom BCM63XX based boards"
316 select BOOT_RAW 279 select BOOT_RAW
317 select CEVT_R4K 280 select CEVT_R4K
318 select CSRC_R4K 281 select CSRC_R4K
319 select SYNC_R4K 282 select SYNC_R4K
320 select DMA_NONCOHERENT 283 select DMA_NONCOHERENT
321 select IRQ_MIPS_CPU 284 select IRQ_MIPS_CPU
322 select SYS_SUPPORTS_32BIT_KERNEL 285 select SYS_SUPPORTS_32BIT_KERNEL
323 select SYS_SUPPORTS_BIG_ENDIAN 286 select SYS_SUPPORTS_BIG_ENDIAN
324 select SYS_HAS_EARLY_PRINTK 287 select SYS_HAS_EARLY_PRINTK
325 select SYS_HAS_CPU_BMIPS32_3300 <<
326 select SYS_HAS_CPU_BMIPS4350 <<
327 select SYS_HAS_CPU_BMIPS4380 <<
328 select SWAP_IO_SPACE 288 select SWAP_IO_SPACE
329 select GPIOLIB 289 select GPIOLIB
>> 290 select HAVE_CLK
330 select MIPS_L1_CACHE_SHIFT_4 291 select MIPS_L1_CACHE_SHIFT_4
331 select HAVE_LEGACY_CLK !! 292 select CLKDEV_LOOKUP
332 help 293 help
333 Support for BCM63XX based boards !! 294 Support for BCM63XX based boards
334 295
335 config MIPS_COBALT 296 config MIPS_COBALT
336 bool "Cobalt Server" 297 bool "Cobalt Server"
337 select CEVT_R4K 298 select CEVT_R4K
338 select CSRC_R4K 299 select CSRC_R4K
339 select CEVT_GT641XX 300 select CEVT_GT641XX
340 select DMA_NONCOHERENT 301 select DMA_NONCOHERENT
341 select FORCE_PCI !! 302 select HW_HAS_PCI
342 select I8253 303 select I8253
343 select I8259 304 select I8259
344 select IRQ_MIPS_CPU 305 select IRQ_MIPS_CPU
345 select IRQ_GT641XX 306 select IRQ_GT641XX
346 select PCI_GT64XXX_PCI0 307 select PCI_GT64XXX_PCI0
>> 308 select PCI
347 select SYS_HAS_CPU_NEVADA 309 select SYS_HAS_CPU_NEVADA
348 select SYS_HAS_EARLY_PRINTK 310 select SYS_HAS_EARLY_PRINTK
349 select SYS_SUPPORTS_32BIT_KERNEL 311 select SYS_SUPPORTS_32BIT_KERNEL
350 select SYS_SUPPORTS_64BIT_KERNEL 312 select SYS_SUPPORTS_64BIT_KERNEL
351 select SYS_SUPPORTS_LITTLE_ENDIAN 313 select SYS_SUPPORTS_LITTLE_ENDIAN
352 select USE_GENERIC_EARLY_PRINTK_8250 314 select USE_GENERIC_EARLY_PRINTK_8250
353 315
354 config MACH_DECSTATION 316 config MACH_DECSTATION
355 bool "DECstations" 317 bool "DECstations"
356 select BOOT_ELF32 318 select BOOT_ELF32
357 select CEVT_DS1287 319 select CEVT_DS1287
358 select CEVT_R4K if CPU_R4X00 320 select CEVT_R4K if CPU_R4X00
359 select CSRC_IOASIC 321 select CSRC_IOASIC
360 select CSRC_R4K if CPU_R4X00 322 select CSRC_R4K if CPU_R4X00
361 select CPU_DADDI_WORKAROUNDS if 64BIT 323 select CPU_DADDI_WORKAROUNDS if 64BIT
362 select CPU_R4000_WORKAROUNDS if 64BIT 324 select CPU_R4000_WORKAROUNDS if 64BIT
363 select CPU_R4400_WORKAROUNDS if 64BIT 325 select CPU_R4400_WORKAROUNDS if 64BIT
364 select DMA_NONCOHERENT 326 select DMA_NONCOHERENT
365 select NO_IOPORT_MAP 327 select NO_IOPORT_MAP
366 select IRQ_MIPS_CPU 328 select IRQ_MIPS_CPU
367 select SYS_HAS_CPU_R3000 329 select SYS_HAS_CPU_R3000
368 select SYS_HAS_CPU_R4X00 330 select SYS_HAS_CPU_R4X00
369 select SYS_SUPPORTS_32BIT_KERNEL 331 select SYS_SUPPORTS_32BIT_KERNEL
370 select SYS_SUPPORTS_64BIT_KERNEL 332 select SYS_SUPPORTS_64BIT_KERNEL
371 select SYS_SUPPORTS_LITTLE_ENDIAN 333 select SYS_SUPPORTS_LITTLE_ENDIAN
372 select SYS_SUPPORTS_128HZ 334 select SYS_SUPPORTS_128HZ
373 select SYS_SUPPORTS_256HZ 335 select SYS_SUPPORTS_256HZ
374 select SYS_SUPPORTS_1024HZ 336 select SYS_SUPPORTS_1024HZ
375 select MIPS_L1_CACHE_SHIFT_4 337 select MIPS_L1_CACHE_SHIFT_4
376 help 338 help
377 This enables support for DEC's MIPS 339 This enables support for DEC's MIPS based workstations. For details
378 see the Linux/MIPS FAQ on <http://ww 340 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
379 DECstation porting pages on <http:// 341 DECstation porting pages on <http://decstation.unix-ag.org/>.
380 342
381 If you have one of the following DEC 343 If you have one of the following DECstation Models you definitely
382 want to choose R4xx0 for the CPU Typ 344 want to choose R4xx0 for the CPU Type:
383 345
384 DECstation 5000/50 346 DECstation 5000/50
385 DECstation 5000/150 347 DECstation 5000/150
386 DECstation 5000/260 348 DECstation 5000/260
387 DECsystem 5900/260 349 DECsystem 5900/260
388 350
389 otherwise choose R3000. 351 otherwise choose R3000.
390 352
391 config MACH_JAZZ 353 config MACH_JAZZ
392 bool "Jazz family of machines" 354 bool "Jazz family of machines"
393 select ARC_MEMORY <<
394 select ARC_PROMLIB <<
395 select ARCH_MIGHT_HAVE_PC_PARPORT 355 select ARCH_MIGHT_HAVE_PC_PARPORT
396 select ARCH_MIGHT_HAVE_PC_SERIO 356 select ARCH_MIGHT_HAVE_PC_SERIO
397 select FW_ARC 357 select FW_ARC
398 select FW_ARC32 358 select FW_ARC32
399 select ARCH_MAY_HAVE_PC_FDC 359 select ARCH_MAY_HAVE_PC_FDC
400 select CEVT_R4K 360 select CEVT_R4K
401 select CSRC_R4K 361 select CSRC_R4K
402 select DEFAULT_SGI_PARTITION if CPU_BI 362 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
403 select GENERIC_ISA_DMA 363 select GENERIC_ISA_DMA
404 select HAVE_PCSPKR_PLATFORM 364 select HAVE_PCSPKR_PLATFORM
405 select IRQ_MIPS_CPU 365 select IRQ_MIPS_CPU
406 select I8253 366 select I8253
407 select I8259 367 select I8259
408 select ISA 368 select ISA
409 select SYS_HAS_CPU_R4X00 369 select SYS_HAS_CPU_R4X00
410 select SYS_SUPPORTS_32BIT_KERNEL 370 select SYS_SUPPORTS_32BIT_KERNEL
411 select SYS_SUPPORTS_64BIT_KERNEL 371 select SYS_SUPPORTS_64BIT_KERNEL
412 select SYS_SUPPORTS_100HZ 372 select SYS_SUPPORTS_100HZ
413 select SYS_SUPPORTS_LITTLE_ENDIAN <<
414 help 373 help
415 This a family of machines based on t !! 374 This a family of machines based on the MIPS R4030 chipset which was
416 used by several vendors to build RIS !! 375 used by several vendors to build RISC/os and Windows NT workstations.
417 Members include the Acer PICA, MIPS !! 376 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
418 Olivetti M700-10 workstations. !! 377 Olivetti M700-10 workstations.
419 378
420 config MACH_INGENIC_SOC !! 379 config MACH_INGENIC
421 bool "Ingenic SoC based machines" 380 bool "Ingenic SoC based machines"
422 select MIPS_GENERIC !! 381 select SYS_SUPPORTS_32BIT_KERNEL
423 select MACH_INGENIC !! 382 select SYS_SUPPORTS_LITTLE_ENDIAN
424 select MACH_GENERIC_CORE <<
425 select SYS_SUPPORTS_ZBOOT_UART16550 383 select SYS_SUPPORTS_ZBOOT_UART16550
426 select CPU_SUPPORTS_CPUFREQ !! 384 select DMA_NONCOHERENT
427 select MIPS_EXTERNAL_TIMER !! 385 select IRQ_MIPS_CPU
>> 386 select PINCTRL
>> 387 select GPIOLIB
>> 388 select COMMON_CLK
>> 389 select GENERIC_IRQ_CHIP
>> 390 select BUILTIN_DTB
>> 391 select USE_OF
>> 392 select LIBFDT
428 393
429 config LANTIQ 394 config LANTIQ
430 bool "Lantiq based platforms" 395 bool "Lantiq based platforms"
431 select DMA_NONCOHERENT 396 select DMA_NONCOHERENT
432 select IRQ_MIPS_CPU 397 select IRQ_MIPS_CPU
433 select CEVT_R4K 398 select CEVT_R4K
434 select CSRC_R4K 399 select CSRC_R4K
435 select NO_EXCEPT_FILL <<
436 select SYS_HAS_CPU_MIPS32_R1 400 select SYS_HAS_CPU_MIPS32_R1
437 select SYS_HAS_CPU_MIPS32_R2 401 select SYS_HAS_CPU_MIPS32_R2
438 select SYS_SUPPORTS_BIG_ENDIAN 402 select SYS_SUPPORTS_BIG_ENDIAN
439 select SYS_SUPPORTS_32BIT_KERNEL 403 select SYS_SUPPORTS_32BIT_KERNEL
440 select SYS_SUPPORTS_MIPS16 404 select SYS_SUPPORTS_MIPS16
441 select SYS_SUPPORTS_MULTITHREADING 405 select SYS_SUPPORTS_MULTITHREADING
442 select SYS_SUPPORTS_VPE_LOADER 406 select SYS_SUPPORTS_VPE_LOADER
443 select SYS_HAS_EARLY_PRINTK 407 select SYS_HAS_EARLY_PRINTK
444 select GPIOLIB 408 select GPIOLIB
445 select SWAP_IO_SPACE 409 select SWAP_IO_SPACE
446 select BOOT_RAW 410 select BOOT_RAW
447 select HAVE_LEGACY_CLK !! 411 select CLKDEV_LOOKUP
448 select USE_OF 412 select USE_OF
449 select PINCTRL 413 select PINCTRL
450 select PINCTRL_LANTIQ 414 select PINCTRL_LANTIQ
451 select ARCH_HAS_RESET_CONTROLLER 415 select ARCH_HAS_RESET_CONTROLLER
452 select RESET_CONTROLLER 416 select RESET_CONTROLLER
453 417
>> 418 config LASAT
>> 419 bool "LASAT Networks platforms"
>> 420 select CEVT_R4K
>> 421 select CRC32
>> 422 select CSRC_R4K
>> 423 select DMA_NONCOHERENT
>> 424 select SYS_HAS_EARLY_PRINTK
>> 425 select HW_HAS_PCI
>> 426 select IRQ_MIPS_CPU
>> 427 select PCI_GT64XXX_PCI0
>> 428 select MIPS_NILE4
>> 429 select R5000_CPU_SCACHE
>> 430 select SYS_HAS_CPU_R5000
>> 431 select SYS_SUPPORTS_32BIT_KERNEL
>> 432 select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
>> 433 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 434
454 config MACH_LOONGSON32 435 config MACH_LOONGSON32
455 bool "Loongson 32-bit family of machin !! 436 bool "Loongson-1 family of machines"
456 select SYS_SUPPORTS_ZBOOT 437 select SYS_SUPPORTS_ZBOOT
457 help 438 help
458 This enables support for the Loongso 439 This enables support for the Loongson-1 family of machines.
459 440
460 Loongson-1 is a family of 32-bit MIP 441 Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by
461 the Institute of Computing Technolog 442 the Institute of Computing Technology (ICT), Chinese Academy of
462 Sciences (CAS). 443 Sciences (CAS).
463 444
464 config MACH_LOONGSON2EF !! 445 config MACH_LOONGSON64
465 bool "Loongson-2E/F family of machines !! 446 bool "Loongson-2/3 family of machines"
466 select SYS_SUPPORTS_ZBOOT 447 select SYS_SUPPORTS_ZBOOT
467 help 448 help
468 This enables the support of early Lo !! 449 This enables the support of Loongson-2/3 family of machines.
469 450
470 config MACH_LOONGSON64 !! 451 Loongson-2 is a family of single-core CPUs and Loongson-3 is a
471 bool "Loongson 64-bit family of machin !! 452 family of multi-core CPUs. They are both 64-bit general-purpose
472 select ARCH_DMA_DEFAULT_COHERENT !! 453 MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute
473 select ARCH_SPARSEMEM_ENABLE !! 454 of Computing Technology (ICT), Chinese Academy of Sciences (CAS)
474 select ARCH_MIGHT_HAVE_PC_PARPORT !! 455 in the People's Republic of China. The chief architect is Professor
475 select ARCH_MIGHT_HAVE_PC_SERIO !! 456 Weiwu Hu.
476 select GENERIC_ISA_DMA_SUPPORT_BROKEN !! 457
>> 458 config MACH_PISTACHIO
>> 459 bool "IMG Pistachio SoC based boards"
477 select BOOT_ELF32 460 select BOOT_ELF32
478 select BOARD_SCACHE !! 461 select BOOT_RAW
479 select CSRC_R4K <<
480 select CEVT_R4K 462 select CEVT_R4K
481 select SYNC_R4K !! 463 select CLKSRC_MIPS_GIC
482 select FORCE_PCI !! 464 select COMMON_CLK
483 select ISA !! 465 select CSRC_R4K
484 select I8259 !! 466 select DMA_NONCOHERENT
>> 467 select GPIOLIB
485 select IRQ_MIPS_CPU 468 select IRQ_MIPS_CPU
486 select NO_EXCEPT_FILL !! 469 select LIBFDT
487 select NR_CPUS_DEFAULT_64 !! 470 select MFD_SYSCON
488 select USE_GENERIC_EARLY_PRINTK_8250 !! 471 select MIPS_CPU_SCACHE
489 select PCI_DRIVERS_GENERIC !! 472 select MIPS_GIC
490 select SYS_HAS_CPU_LOONGSON64 !! 473 select PINCTRL
491 select SYS_HAS_EARLY_PRINTK !! 474 select REGULATOR
492 select SYS_SUPPORTS_SMP !! 475 select SYS_HAS_CPU_MIPS32_R2
493 select SYS_SUPPORTS_HOTPLUG_CPU !! 476 select SYS_SUPPORTS_32BIT_KERNEL
494 select SYS_SUPPORTS_NUMA <<
495 select SYS_SUPPORTS_64BIT_KERNEL <<
496 select SYS_SUPPORTS_HIGHMEM <<
497 select SYS_SUPPORTS_LITTLE_ENDIAN 477 select SYS_SUPPORTS_LITTLE_ENDIAN
498 select SYS_SUPPORTS_ZBOOT !! 478 select SYS_SUPPORTS_MIPS_CPS
>> 479 select SYS_SUPPORTS_MULTITHREADING
499 select SYS_SUPPORTS_RELOCATABLE 480 select SYS_SUPPORTS_RELOCATABLE
500 select ZONE_DMA32 !! 481 select SYS_SUPPORTS_ZBOOT
501 select COMMON_CLK !! 482 select SYS_HAS_EARLY_PRINTK
>> 483 select USE_GENERIC_EARLY_PRINTK_8250
502 select USE_OF 484 select USE_OF
503 select BUILTIN_DTB <<
504 select PCI_HOST_GENERIC <<
505 help 485 help
506 This enables the support of Loongson !! 486 This enables support for the IMG Pistachio SoC platform.
507 <<
508 Loongson-2 and Loongson-3 are 64-bit <<
509 GS264/GS464/GS464E/GS464V microarchi <<
510 and Loongson-2F which will be remove <<
511 of Computing Technology (ICT), Chine <<
512 487
513 config MIPS_MALTA 488 config MIPS_MALTA
514 bool "MIPS Malta board" 489 bool "MIPS Malta board"
515 select ARCH_MAY_HAVE_PC_FDC 490 select ARCH_MAY_HAVE_PC_FDC
516 select ARCH_MIGHT_HAVE_PC_PARPORT 491 select ARCH_MIGHT_HAVE_PC_PARPORT
517 select ARCH_MIGHT_HAVE_PC_SERIO 492 select ARCH_MIGHT_HAVE_PC_SERIO
518 select BOOT_ELF32 493 select BOOT_ELF32
519 select BOOT_RAW 494 select BOOT_RAW
520 select BUILTIN_DTB 495 select BUILTIN_DTB
521 select CEVT_R4K 496 select CEVT_R4K
>> 497 select CSRC_R4K
522 select CLKSRC_MIPS_GIC 498 select CLKSRC_MIPS_GIC
523 select COMMON_CLK 499 select COMMON_CLK
524 select CSRC_R4K !! 500 select DMA_MAYBE_COHERENT
525 select DMA_NONCOHERENT <<
526 select GENERIC_ISA_DMA 501 select GENERIC_ISA_DMA
527 select HAVE_PCSPKR_PLATFORM 502 select HAVE_PCSPKR_PLATFORM
528 select HAVE_PCI !! 503 select IRQ_MIPS_CPU
>> 504 select MIPS_GIC
>> 505 select HW_HAS_PCI
529 select I8253 506 select I8253
530 select I8259 507 select I8259
531 select IRQ_MIPS_CPU <<
532 select MIPS_BONITO64 508 select MIPS_BONITO64
533 select MIPS_CPU_SCACHE 509 select MIPS_CPU_SCACHE
534 select MIPS_GIC <<
535 select MIPS_L1_CACHE_SHIFT_6 510 select MIPS_L1_CACHE_SHIFT_6
536 select MIPS_MSC <<
537 select PCI_GT64XXX_PCI0 511 select PCI_GT64XXX_PCI0
>> 512 select MIPS_MSC
538 select SMP_UP if SMP 513 select SMP_UP if SMP
539 select SWAP_IO_SPACE 514 select SWAP_IO_SPACE
540 select SYS_HAS_CPU_MIPS32_R1 515 select SYS_HAS_CPU_MIPS32_R1
541 select SYS_HAS_CPU_MIPS32_R2 516 select SYS_HAS_CPU_MIPS32_R2
542 select SYS_HAS_CPU_MIPS32_R3_5 517 select SYS_HAS_CPU_MIPS32_R3_5
543 select SYS_HAS_CPU_MIPS32_R5 518 select SYS_HAS_CPU_MIPS32_R5
544 select SYS_HAS_CPU_MIPS32_R6 519 select SYS_HAS_CPU_MIPS32_R6
545 select SYS_HAS_CPU_MIPS64_R1 520 select SYS_HAS_CPU_MIPS64_R1
546 select SYS_HAS_CPU_MIPS64_R2 521 select SYS_HAS_CPU_MIPS64_R2
547 select SYS_HAS_CPU_MIPS64_R6 522 select SYS_HAS_CPU_MIPS64_R6
548 select SYS_HAS_CPU_NEVADA 523 select SYS_HAS_CPU_NEVADA
549 select SYS_HAS_CPU_RM7000 524 select SYS_HAS_CPU_RM7000
550 select SYS_SUPPORTS_32BIT_KERNEL 525 select SYS_SUPPORTS_32BIT_KERNEL
551 select SYS_SUPPORTS_64BIT_KERNEL 526 select SYS_SUPPORTS_64BIT_KERNEL
552 select SYS_SUPPORTS_BIG_ENDIAN 527 select SYS_SUPPORTS_BIG_ENDIAN
553 select SYS_SUPPORTS_HIGHMEM 528 select SYS_SUPPORTS_HIGHMEM
554 select SYS_SUPPORTS_LITTLE_ENDIAN 529 select SYS_SUPPORTS_LITTLE_ENDIAN
555 select SYS_SUPPORTS_MICROMIPS 530 select SYS_SUPPORTS_MICROMIPS
556 select SYS_SUPPORTS_MIPS16 !! 531 select SYS_SUPPORTS_MIPS_CMP
557 select SYS_SUPPORTS_MIPS_CPS 532 select SYS_SUPPORTS_MIPS_CPS
>> 533 select SYS_SUPPORTS_MIPS16
558 select SYS_SUPPORTS_MULTITHREADING 534 select SYS_SUPPORTS_MULTITHREADING
559 select SYS_SUPPORTS_RELOCATABLE <<
560 select SYS_SUPPORTS_SMARTMIPS 535 select SYS_SUPPORTS_SMARTMIPS
561 select SYS_SUPPORTS_VPE_LOADER 536 select SYS_SUPPORTS_VPE_LOADER
562 select SYS_SUPPORTS_ZBOOT 537 select SYS_SUPPORTS_ZBOOT
>> 538 select SYS_SUPPORTS_RELOCATABLE
563 select USE_OF 539 select USE_OF
564 select WAR_ICACHE_REFILLS !! 540 select LIBFDT
565 select ZONE_DMA32 if 64BIT 541 select ZONE_DMA32 if 64BIT
>> 542 select BUILTIN_DTB
>> 543 select LIBFDT
566 help 544 help
567 This enables support for the MIPS Te 545 This enables support for the MIPS Technologies Malta evaluation
568 board. 546 board.
569 547
570 config MACH_PIC32 548 config MACH_PIC32
571 bool "Microchip PIC32 Family" 549 bool "Microchip PIC32 Family"
572 help 550 help
573 This enables support for the Microch 551 This enables support for the Microchip PIC32 family of platforms.
574 552
575 Microchip PIC32 is a family of gener 553 Microchip PIC32 is a family of general-purpose 32 bit MIPS core
576 microcontrollers. 554 microcontrollers.
577 555
578 config EYEQ !! 556 config NEC_MARKEINS
579 bool "Mobileye EyeQ SoC" !! 557 bool "NEC EMMA2RH Mark-eins board"
580 select MACH_GENERIC_CORE !! 558 select SOC_EMMA2RH
581 select ARM_AMBA !! 559 select HW_HAS_PCI
582 select PHYSICAL_START_BOOL !! 560 help
583 select ARCH_SPARSEMEM_DEFAULT if 64BIT !! 561 This enables support for the NEC Electronics Mark-eins boards.
584 select BOOT_RAW !! 562
585 select BUILTIN_DTB !! 563 config MACH_VR41XX
>> 564 bool "NEC VR4100 series based machines"
586 select CEVT_R4K 565 select CEVT_R4K
587 select CLKSRC_MIPS_GIC <<
588 select COMMON_CLK <<
589 select CPU_MIPSR2_IRQ_EI <<
590 select CPU_MIPSR2_IRQ_VI <<
591 select CSRC_R4K 566 select CSRC_R4K
592 select DMA_NONCOHERENT !! 567 select SYS_HAS_CPU_VR41XX
593 select HAVE_PCI !! 568 select SYS_SUPPORTS_MIPS16
594 select IRQ_MIPS_CPU !! 569 select GPIOLIB
595 select MIPS_AUTO_PFN_OFFSET !! 570
596 select MIPS_CPU_SCACHE !! 571 config NXP_STB220
597 select MIPS_GIC !! 572 bool "NXP STB220 board"
598 select MIPS_L1_CACHE_SHIFT_7 !! 573 select SOC_PNX833X
599 select PCI_DRIVERS_GENERIC <<
600 select SMP_UP if SMP <<
601 select SWAP_IO_SPACE <<
602 select SYS_HAS_CPU_MIPS64_R6 <<
603 select SYS_SUPPORTS_64BIT_KERNEL <<
604 select SYS_SUPPORTS_HIGHMEM <<
605 select SYS_SUPPORTS_LITTLE_ENDIAN <<
606 select SYS_SUPPORTS_MIPS_CPS <<
607 select SYS_SUPPORTS_RELOCATABLE <<
608 select SYS_SUPPORTS_ZBOOT <<
609 select UHI_BOOT <<
610 select USB_EHCI_BIG_ENDIAN_DESC if CPU <<
611 select USB_EHCI_BIG_ENDIAN_MMIO if CPU <<
612 select USB_OHCI_BIG_ENDIAN_DESC if CPU <<
613 select USB_OHCI_BIG_ENDIAN_MMIO if CPU <<
614 select USB_UHCI_BIG_ENDIAN_DESC if CPU <<
615 select USB_UHCI_BIG_ENDIAN_MMIO if CPU <<
616 select USE_OF <<
617 help 574 help
618 Select this to build a kernel suppor !! 575 Support for NXP Semiconductors STB220 Development Board.
619 576
620 bool !! 577 config NXP_STB225
>> 578 bool "NXP 225 board"
>> 579 select SOC_PNX833X
>> 580 select SOC_PNX8335
>> 581 help
>> 582 Support for NXP Semiconductors STB225 Development Board.
621 583
622 config MACH_NINTENDO64 !! 584 config PMC_MSP
623 bool "Nintendo 64 console" !! 585 bool "PMC-Sierra MSP chipsets"
624 select CEVT_R4K 586 select CEVT_R4K
625 select CSRC_R4K 587 select CSRC_R4K
626 select SYS_HAS_CPU_R4300 <<
627 select SYS_SUPPORTS_BIG_ENDIAN <<
628 select SYS_SUPPORTS_ZBOOT <<
629 select SYS_SUPPORTS_32BIT_KERNEL <<
630 select SYS_SUPPORTS_64BIT_KERNEL <<
631 select DMA_NONCOHERENT 588 select DMA_NONCOHERENT
>> 589 select SWAP_IO_SPACE
>> 590 select NO_EXCEPT_FILL
>> 591 select BOOT_RAW
>> 592 select SYS_HAS_CPU_MIPS32_R1
>> 593 select SYS_HAS_CPU_MIPS32_R2
>> 594 select SYS_SUPPORTS_32BIT_KERNEL
>> 595 select SYS_SUPPORTS_BIG_ENDIAN
>> 596 select SYS_SUPPORTS_MIPS16
632 select IRQ_MIPS_CPU 597 select IRQ_MIPS_CPU
>> 598 select SERIAL_8250
>> 599 select SERIAL_8250_CONSOLE
>> 600 select USB_EHCI_BIG_ENDIAN_MMIO
>> 601 select USB_EHCI_BIG_ENDIAN_DESC
>> 602 help
>> 603 This adds support for the PMC-Sierra family of Multi-Service
>> 604 Processor System-On-A-Chips. These parts include a number
>> 605 of integrated peripherals, interfaces and DSPs in addition to
>> 606 a variety of MIPS cores.
633 607
634 config RALINK 608 config RALINK
635 bool "Ralink based machines" 609 bool "Ralink based machines"
636 select CEVT_R4K 610 select CEVT_R4K
637 select COMMON_CLK <<
638 select CSRC_R4K 611 select CSRC_R4K
639 select BOOT_RAW 612 select BOOT_RAW
640 select DMA_NONCOHERENT 613 select DMA_NONCOHERENT
641 select IRQ_MIPS_CPU 614 select IRQ_MIPS_CPU
642 select USE_OF 615 select USE_OF
>> 616 select SYS_HAS_CPU_MIPS32_R1
643 select SYS_HAS_CPU_MIPS32_R2 617 select SYS_HAS_CPU_MIPS32_R2
644 select SYS_SUPPORTS_32BIT_KERNEL 618 select SYS_SUPPORTS_32BIT_KERNEL
645 select SYS_SUPPORTS_LITTLE_ENDIAN 619 select SYS_SUPPORTS_LITTLE_ENDIAN
646 select SYS_SUPPORTS_MIPS16 620 select SYS_SUPPORTS_MIPS16
647 select SYS_SUPPORTS_ZBOOT <<
648 select SYS_HAS_EARLY_PRINTK 621 select SYS_HAS_EARLY_PRINTK
>> 622 select CLKDEV_LOOKUP
649 select ARCH_HAS_RESET_CONTROLLER 623 select ARCH_HAS_RESET_CONTROLLER
650 select RESET_CONTROLLER 624 select RESET_CONTROLLER
651 625
652 config MACH_REALTEK_RTL <<
653 bool "Realtek RTL838x/RTL839x based ma <<
654 select MIPS_GENERIC <<
655 select MACH_GENERIC_CORE <<
656 select DMA_NONCOHERENT <<
657 select IRQ_MIPS_CPU <<
658 select CSRC_R4K <<
659 select CEVT_R4K <<
660 select SYS_HAS_CPU_MIPS32_R1 <<
661 select SYS_HAS_CPU_MIPS32_R2 <<
662 select SYS_SUPPORTS_BIG_ENDIAN <<
663 select SYS_SUPPORTS_32BIT_KERNEL <<
664 select SYS_SUPPORTS_MIPS16 <<
665 select SYS_SUPPORTS_MULTITHREADING <<
666 select SYS_SUPPORTS_VPE_LOADER <<
667 select BOOT_RAW <<
668 select PINCTRL <<
669 select USE_OF <<
670 select REALTEK_OTTO_TIMER <<
671 <<
672 config SGI_IP22 626 config SGI_IP22
673 bool "SGI IP22 (Indy/Indigo2)" 627 bool "SGI IP22 (Indy/Indigo2)"
674 select ARC_MEMORY <<
675 select ARC_PROMLIB <<
676 select FW_ARC 628 select FW_ARC
677 select FW_ARC32 629 select FW_ARC32
678 select ARCH_MIGHT_HAVE_PC_SERIO 630 select ARCH_MIGHT_HAVE_PC_SERIO
679 select BOOT_ELF32 631 select BOOT_ELF32
680 select CEVT_R4K 632 select CEVT_R4K
681 select CSRC_R4K 633 select CSRC_R4K
682 select DEFAULT_SGI_PARTITION 634 select DEFAULT_SGI_PARTITION
683 select DMA_NONCOHERENT 635 select DMA_NONCOHERENT
684 select HAVE_EISA !! 636 select HW_HAS_EISA
685 select I8253 637 select I8253
686 select I8259 638 select I8259
687 select IP22_CPU_SCACHE 639 select IP22_CPU_SCACHE
688 select IRQ_MIPS_CPU 640 select IRQ_MIPS_CPU
689 select GENERIC_ISA_DMA_SUPPORT_BROKEN 641 select GENERIC_ISA_DMA_SUPPORT_BROKEN
690 select SGI_HAS_I8042 642 select SGI_HAS_I8042
691 select SGI_HAS_INDYDOG 643 select SGI_HAS_INDYDOG
692 select SGI_HAS_HAL2 644 select SGI_HAS_HAL2
693 select SGI_HAS_SEEQ 645 select SGI_HAS_SEEQ
694 select SGI_HAS_WD93 646 select SGI_HAS_WD93
695 select SGI_HAS_ZILOG 647 select SGI_HAS_ZILOG
696 select SWAP_IO_SPACE 648 select SWAP_IO_SPACE
697 select SYS_HAS_CPU_R4X00 649 select SYS_HAS_CPU_R4X00
698 select SYS_HAS_CPU_R5000 650 select SYS_HAS_CPU_R5000
699 select SYS_HAS_EARLY_PRINTK !! 651 #
>> 652 # Disable EARLY_PRINTK for now since it leads to overwritten prom
>> 653 # memory during early boot on some machines.
>> 654 #
>> 655 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
>> 656 # for a more details discussion
>> 657 #
>> 658 # select SYS_HAS_EARLY_PRINTK
700 select SYS_SUPPORTS_32BIT_KERNEL 659 select SYS_SUPPORTS_32BIT_KERNEL
701 select SYS_SUPPORTS_64BIT_KERNEL 660 select SYS_SUPPORTS_64BIT_KERNEL
702 select SYS_SUPPORTS_BIG_ENDIAN 661 select SYS_SUPPORTS_BIG_ENDIAN
703 select WAR_R4600_V1_INDEX_ICACHEOP <<
704 select WAR_R4600_V1_HIT_CACHEOP <<
705 select WAR_R4600_V2_HIT_CACHEOP <<
706 select MIPS_L1_CACHE_SHIFT_7 662 select MIPS_L1_CACHE_SHIFT_7
707 help 663 help
708 This are the SGI Indy, Challenge S a 664 This are the SGI Indy, Challenge S and Indigo2, as well as certain
709 OEM variants like the Tandem CMN B00 665 OEM variants like the Tandem CMN B006S. To compile a Linux kernel
710 that runs on these, say Y here. 666 that runs on these, say Y here.
711 667
712 config SGI_IP27 668 config SGI_IP27
713 bool "SGI IP27 (Origin200/2000)" 669 bool "SGI IP27 (Origin200/2000)"
714 select ARCH_HAS_PHYS_TO_DMA 670 select ARCH_HAS_PHYS_TO_DMA
715 select ARCH_SPARSEMEM_ENABLE <<
716 select FW_ARC 671 select FW_ARC
717 select FW_ARC64 672 select FW_ARC64
718 select ARC_CMDLINE_ONLY <<
719 select BOOT_ELF64 673 select BOOT_ELF64
720 select DEFAULT_SGI_PARTITION 674 select DEFAULT_SGI_PARTITION
721 select FORCE_PCI <<
722 select SYS_HAS_EARLY_PRINTK 675 select SYS_HAS_EARLY_PRINTK
723 select HAVE_PCI !! 676 select HW_HAS_PCI
724 select IRQ_MIPS_CPU <<
725 select IRQ_DOMAIN_HIERARCHY <<
726 select NR_CPUS_DEFAULT_64 677 select NR_CPUS_DEFAULT_64
727 select PCI_DRIVERS_GENERIC <<
728 select PCI_XTALK_BRIDGE <<
729 select SYS_HAS_CPU_R10000 678 select SYS_HAS_CPU_R10000
730 select SYS_SUPPORTS_64BIT_KERNEL 679 select SYS_SUPPORTS_64BIT_KERNEL
731 select SYS_SUPPORTS_BIG_ENDIAN 680 select SYS_SUPPORTS_BIG_ENDIAN
732 select SYS_SUPPORTS_NUMA 681 select SYS_SUPPORTS_NUMA
733 select SYS_SUPPORTS_SMP 682 select SYS_SUPPORTS_SMP
734 select WAR_R10000_LLSC <<
735 select MIPS_L1_CACHE_SHIFT_7 683 select MIPS_L1_CACHE_SHIFT_7
736 select NUMA <<
737 help 684 help
738 This are the SGI Origin 200, Origin 685 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
739 workstations. To compile a Linux ke 686 workstations. To compile a Linux kernel that runs on these, say Y
740 here. 687 here.
741 688
742 config SGI_IP28 689 config SGI_IP28
743 bool "SGI IP28 (Indigo2 R10k)" 690 bool "SGI IP28 (Indigo2 R10k)"
744 select ARC_MEMORY <<
745 select ARC_PROMLIB <<
746 select FW_ARC 691 select FW_ARC
747 select FW_ARC64 692 select FW_ARC64
748 select ARCH_MIGHT_HAVE_PC_SERIO 693 select ARCH_MIGHT_HAVE_PC_SERIO
749 select BOOT_ELF64 694 select BOOT_ELF64
750 select CEVT_R4K 695 select CEVT_R4K
751 select CSRC_R4K 696 select CSRC_R4K
752 select DEFAULT_SGI_PARTITION 697 select DEFAULT_SGI_PARTITION
753 select DMA_NONCOHERENT 698 select DMA_NONCOHERENT
754 select GENERIC_ISA_DMA_SUPPORT_BROKEN 699 select GENERIC_ISA_DMA_SUPPORT_BROKEN
755 select IRQ_MIPS_CPU 700 select IRQ_MIPS_CPU
756 select HAVE_EISA !! 701 select HW_HAS_EISA
757 select I8253 702 select I8253
758 select I8259 703 select I8259
759 select SGI_HAS_I8042 704 select SGI_HAS_I8042
760 select SGI_HAS_INDYDOG 705 select SGI_HAS_INDYDOG
761 select SGI_HAS_HAL2 706 select SGI_HAS_HAL2
762 select SGI_HAS_SEEQ 707 select SGI_HAS_SEEQ
763 select SGI_HAS_WD93 708 select SGI_HAS_WD93
764 select SGI_HAS_ZILOG 709 select SGI_HAS_ZILOG
765 select SWAP_IO_SPACE 710 select SWAP_IO_SPACE
766 select SYS_HAS_CPU_R10000 711 select SYS_HAS_CPU_R10000
767 select SYS_HAS_EARLY_PRINTK !! 712 #
768 select SYS_SUPPORTS_64BIT_KERNEL !! 713 # Disable EARLY_PRINTK for now since it leads to overwritten prom
769 select SYS_SUPPORTS_BIG_ENDIAN !! 714 # memory during early boot on some machines.
770 select WAR_R10000_LLSC !! 715 #
771 select MIPS_L1_CACHE_SHIFT_7 !! 716 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
772 help !! 717 # for a more details discussion
773 This is the SGI Indigo2 with R10000 !! 718 #
774 kernel that runs on these, say Y her !! 719 # select SYS_HAS_EARLY_PRINTK
775 <<
776 config SGI_IP30 <<
777 bool "SGI IP30 (Octane/Octane2)" <<
778 select ARCH_HAS_PHYS_TO_DMA <<
779 select FW_ARC <<
780 select FW_ARC64 <<
781 select BOOT_ELF64 <<
782 select CEVT_R4K <<
783 select CSRC_R4K <<
784 select FORCE_PCI <<
785 select SYNC_R4K if SMP <<
786 select ZONE_DMA32 <<
787 select HAVE_PCI <<
788 select IRQ_MIPS_CPU <<
789 select IRQ_DOMAIN_HIERARCHY <<
790 select PCI_DRIVERS_GENERIC <<
791 select PCI_XTALK_BRIDGE <<
792 select SYS_HAS_EARLY_PRINTK <<
793 select SYS_HAS_CPU_R10000 <<
794 select SYS_SUPPORTS_64BIT_KERNEL 720 select SYS_SUPPORTS_64BIT_KERNEL
795 select SYS_SUPPORTS_BIG_ENDIAN 721 select SYS_SUPPORTS_BIG_ENDIAN
796 select SYS_SUPPORTS_SMP <<
797 select WAR_R10000_LLSC <<
798 select MIPS_L1_CACHE_SHIFT_7 722 select MIPS_L1_CACHE_SHIFT_7
799 select ARC_MEMORY !! 723 help
800 help !! 724 This is the SGI Indigo2 with R10000 processor. To compile a Linux
801 These are the SGI Octane and Octane2 !! 725 kernel that runs on these, say Y here.
802 compile a Linux kernel that runs on <<
803 726
804 config SGI_IP32 727 config SGI_IP32
805 bool "SGI IP32 (O2)" 728 bool "SGI IP32 (O2)"
806 select ARC_MEMORY <<
807 select ARC_PROMLIB <<
808 select ARCH_HAS_PHYS_TO_DMA 729 select ARCH_HAS_PHYS_TO_DMA
809 select FW_ARC 730 select FW_ARC
810 select FW_ARC32 731 select FW_ARC32
811 select BOOT_ELF32 732 select BOOT_ELF32
812 select CEVT_R4K 733 select CEVT_R4K
813 select CSRC_R4K 734 select CSRC_R4K
814 select DMA_NONCOHERENT 735 select DMA_NONCOHERENT
815 select HAVE_PCI !! 736 select HW_HAS_PCI
816 select IRQ_MIPS_CPU 737 select IRQ_MIPS_CPU
817 select R5000_CPU_SCACHE 738 select R5000_CPU_SCACHE
818 select RM7000_CPU_SCACHE 739 select RM7000_CPU_SCACHE
819 select SYS_HAS_CPU_R5000 740 select SYS_HAS_CPU_R5000
820 select SYS_HAS_CPU_R10000 if BROKEN 741 select SYS_HAS_CPU_R10000 if BROKEN
821 select SYS_HAS_CPU_RM7000 742 select SYS_HAS_CPU_RM7000
822 select SYS_HAS_CPU_NEVADA 743 select SYS_HAS_CPU_NEVADA
823 select SYS_SUPPORTS_64BIT_KERNEL 744 select SYS_SUPPORTS_64BIT_KERNEL
824 select SYS_SUPPORTS_BIG_ENDIAN 745 select SYS_SUPPORTS_BIG_ENDIAN
825 select WAR_ICACHE_REFILLS <<
826 help 746 help
827 If you want this kernel to run on SG 747 If you want this kernel to run on SGI O2 workstation, say Y here.
828 748
>> 749 config SIBYTE_CRHINE
>> 750 bool "Sibyte BCM91120C-CRhine"
>> 751 select BOOT_ELF32
>> 752 select SIBYTE_BCM1120
>> 753 select SWAP_IO_SPACE
>> 754 select SYS_HAS_CPU_SB1
>> 755 select SYS_SUPPORTS_BIG_ENDIAN
>> 756 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 757
>> 758 config SIBYTE_CARMEL
>> 759 bool "Sibyte BCM91120x-Carmel"
>> 760 select BOOT_ELF32
>> 761 select SIBYTE_BCM1120
>> 762 select SWAP_IO_SPACE
>> 763 select SYS_HAS_CPU_SB1
>> 764 select SYS_SUPPORTS_BIG_ENDIAN
>> 765 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 766
829 config SIBYTE_CRHONE 767 config SIBYTE_CRHONE
830 bool "Sibyte BCM91125C-CRhone" 768 bool "Sibyte BCM91125C-CRhone"
831 select BOOT_ELF32 769 select BOOT_ELF32
832 select SIBYTE_BCM1125 770 select SIBYTE_BCM1125
833 select SWAP_IO_SPACE 771 select SWAP_IO_SPACE
834 select SYS_HAS_CPU_SB1 772 select SYS_HAS_CPU_SB1
835 select SYS_SUPPORTS_BIG_ENDIAN 773 select SYS_SUPPORTS_BIG_ENDIAN
836 select SYS_SUPPORTS_HIGHMEM 774 select SYS_SUPPORTS_HIGHMEM
837 select SYS_SUPPORTS_LITTLE_ENDIAN 775 select SYS_SUPPORTS_LITTLE_ENDIAN
838 776
839 config SIBYTE_RHONE 777 config SIBYTE_RHONE
840 bool "Sibyte BCM91125E-Rhone" 778 bool "Sibyte BCM91125E-Rhone"
841 select BOOT_ELF32 779 select BOOT_ELF32
842 select SIBYTE_SB1250 !! 780 select SIBYTE_BCM1125H
843 select SWAP_IO_SPACE 781 select SWAP_IO_SPACE
844 select SYS_HAS_CPU_SB1 782 select SYS_HAS_CPU_SB1
845 select SYS_SUPPORTS_BIG_ENDIAN 783 select SYS_SUPPORTS_BIG_ENDIAN
846 select SYS_SUPPORTS_LITTLE_ENDIAN 784 select SYS_SUPPORTS_LITTLE_ENDIAN
847 785
848 config SIBYTE_SWARM 786 config SIBYTE_SWARM
849 bool "Sibyte BCM91250A-SWARM" 787 bool "Sibyte BCM91250A-SWARM"
850 select BOOT_ELF32 788 select BOOT_ELF32
851 select HAVE_PATA_PLATFORM 789 select HAVE_PATA_PLATFORM
852 select SIBYTE_SB1250 790 select SIBYTE_SB1250
853 select SWAP_IO_SPACE 791 select SWAP_IO_SPACE
854 select SYS_HAS_CPU_SB1 792 select SYS_HAS_CPU_SB1
855 select SYS_SUPPORTS_BIG_ENDIAN 793 select SYS_SUPPORTS_BIG_ENDIAN
856 select SYS_SUPPORTS_HIGHMEM 794 select SYS_SUPPORTS_HIGHMEM
857 select SYS_SUPPORTS_LITTLE_ENDIAN 795 select SYS_SUPPORTS_LITTLE_ENDIAN
858 select ZONE_DMA32 if 64BIT 796 select ZONE_DMA32 if 64BIT
859 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 797 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI
860 798
861 config SIBYTE_LITTLESUR 799 config SIBYTE_LITTLESUR
862 bool "Sibyte BCM91250C2-LittleSur" 800 bool "Sibyte BCM91250C2-LittleSur"
863 select BOOT_ELF32 801 select BOOT_ELF32
864 select HAVE_PATA_PLATFORM 802 select HAVE_PATA_PLATFORM
865 select SIBYTE_SB1250 803 select SIBYTE_SB1250
866 select SWAP_IO_SPACE 804 select SWAP_IO_SPACE
867 select SYS_HAS_CPU_SB1 805 select SYS_HAS_CPU_SB1
868 select SYS_SUPPORTS_BIG_ENDIAN 806 select SYS_SUPPORTS_BIG_ENDIAN
869 select SYS_SUPPORTS_HIGHMEM 807 select SYS_SUPPORTS_HIGHMEM
870 select SYS_SUPPORTS_LITTLE_ENDIAN 808 select SYS_SUPPORTS_LITTLE_ENDIAN
871 select ZONE_DMA32 if 64BIT <<
872 809
873 config SIBYTE_SENTOSA 810 config SIBYTE_SENTOSA
874 bool "Sibyte BCM91250E-Sentosa" 811 bool "Sibyte BCM91250E-Sentosa"
875 select BOOT_ELF32 812 select BOOT_ELF32
876 select SIBYTE_SB1250 813 select SIBYTE_SB1250
877 select SWAP_IO_SPACE 814 select SWAP_IO_SPACE
878 select SYS_HAS_CPU_SB1 815 select SYS_HAS_CPU_SB1
879 select SYS_SUPPORTS_BIG_ENDIAN 816 select SYS_SUPPORTS_BIG_ENDIAN
880 select SYS_SUPPORTS_LITTLE_ENDIAN 817 select SYS_SUPPORTS_LITTLE_ENDIAN
881 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 818 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI
882 819
883 config SIBYTE_BIGSUR 820 config SIBYTE_BIGSUR
884 bool "Sibyte BCM91480B-BigSur" 821 bool "Sibyte BCM91480B-BigSur"
885 select BOOT_ELF32 822 select BOOT_ELF32
886 select NR_CPUS_DEFAULT_4 823 select NR_CPUS_DEFAULT_4
887 select SIBYTE_BCM1x80 824 select SIBYTE_BCM1x80
888 select SWAP_IO_SPACE 825 select SWAP_IO_SPACE
889 select SYS_HAS_CPU_SB1 826 select SYS_HAS_CPU_SB1
890 select SYS_SUPPORTS_BIG_ENDIAN 827 select SYS_SUPPORTS_BIG_ENDIAN
891 select SYS_SUPPORTS_HIGHMEM 828 select SYS_SUPPORTS_HIGHMEM
892 select SYS_SUPPORTS_LITTLE_ENDIAN 829 select SYS_SUPPORTS_LITTLE_ENDIAN
893 select ZONE_DMA32 if 64BIT 830 select ZONE_DMA32 if 64BIT
894 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 831 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI
895 832
896 config SNI_RM 833 config SNI_RM
897 bool "SNI RM200/300/400" 834 bool "SNI RM200/300/400"
898 select ARC_MEMORY <<
899 select ARC_PROMLIB <<
900 select FW_ARC if CPU_LITTLE_ENDIAN 835 select FW_ARC if CPU_LITTLE_ENDIAN
901 select FW_ARC32 if CPU_LITTLE_ENDIAN 836 select FW_ARC32 if CPU_LITTLE_ENDIAN
902 select FW_SNIPROM if CPU_BIG_ENDIAN 837 select FW_SNIPROM if CPU_BIG_ENDIAN
903 select ARCH_MAY_HAVE_PC_FDC 838 select ARCH_MAY_HAVE_PC_FDC
904 select ARCH_MIGHT_HAVE_PC_PARPORT 839 select ARCH_MIGHT_HAVE_PC_PARPORT
905 select ARCH_MIGHT_HAVE_PC_SERIO 840 select ARCH_MIGHT_HAVE_PC_SERIO
906 select BOOT_ELF32 841 select BOOT_ELF32
907 select CEVT_R4K 842 select CEVT_R4K
908 select CSRC_R4K 843 select CSRC_R4K
909 select DEFAULT_SGI_PARTITION if CPU_BI 844 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
910 select DMA_NONCOHERENT 845 select DMA_NONCOHERENT
911 select GENERIC_ISA_DMA 846 select GENERIC_ISA_DMA
912 select HAVE_EISA <<
913 select HAVE_PCSPKR_PLATFORM 847 select HAVE_PCSPKR_PLATFORM
914 select HAVE_PCI !! 848 select HW_HAS_EISA
>> 849 select HW_HAS_PCI
915 select IRQ_MIPS_CPU 850 select IRQ_MIPS_CPU
916 select I8253 851 select I8253
917 select I8259 852 select I8259
918 select ISA 853 select ISA
919 select MIPS_L1_CACHE_SHIFT_6 <<
920 select SWAP_IO_SPACE if CPU_BIG_ENDIAN 854 select SWAP_IO_SPACE if CPU_BIG_ENDIAN
921 select SYS_HAS_CPU_R4X00 855 select SYS_HAS_CPU_R4X00
922 select SYS_HAS_CPU_R5000 856 select SYS_HAS_CPU_R5000
923 select SYS_HAS_CPU_R10000 857 select SYS_HAS_CPU_R10000
924 select R5000_CPU_SCACHE 858 select R5000_CPU_SCACHE
925 select SYS_HAS_EARLY_PRINTK 859 select SYS_HAS_EARLY_PRINTK
926 select SYS_SUPPORTS_32BIT_KERNEL 860 select SYS_SUPPORTS_32BIT_KERNEL
927 select SYS_SUPPORTS_64BIT_KERNEL 861 select SYS_SUPPORTS_64BIT_KERNEL
928 select SYS_SUPPORTS_BIG_ENDIAN 862 select SYS_SUPPORTS_BIG_ENDIAN
929 select SYS_SUPPORTS_HIGHMEM 863 select SYS_SUPPORTS_HIGHMEM
930 select SYS_SUPPORTS_LITTLE_ENDIAN 864 select SYS_SUPPORTS_LITTLE_ENDIAN
931 select WAR_R4600_V2_HIT_CACHEOP <<
932 help 865 help
933 The SNI RM200/300/400 are MIPS-based 866 The SNI RM200/300/400 are MIPS-based machines manufactured by
934 Siemens Nixdorf Informationssysteme 867 Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
935 Technology and now in turn merged wi 868 Technology and now in turn merged with Fujitsu. Say Y here to
936 support this machine type. 869 support this machine type.
937 870
>> 871 config MACH_TX39XX
>> 872 bool "Toshiba TX39 series based machines"
>> 873
938 config MACH_TX49XX 874 config MACH_TX49XX
939 bool "Toshiba TX49 series based machin 875 bool "Toshiba TX49 series based machines"
940 select WAR_TX49XX_ICACHE_INDEX_INV <<
941 876
942 config MIKROTIK_RB532 877 config MIKROTIK_RB532
943 bool "Mikrotik RB532 boards" 878 bool "Mikrotik RB532 boards"
944 select CEVT_R4K 879 select CEVT_R4K
945 select CSRC_R4K 880 select CSRC_R4K
946 select DMA_NONCOHERENT 881 select DMA_NONCOHERENT
947 select HAVE_PCI !! 882 select HW_HAS_PCI
948 select IRQ_MIPS_CPU 883 select IRQ_MIPS_CPU
949 select SYS_HAS_CPU_MIPS32_R1 884 select SYS_HAS_CPU_MIPS32_R1
950 select SYS_SUPPORTS_32BIT_KERNEL 885 select SYS_SUPPORTS_32BIT_KERNEL
951 select SYS_SUPPORTS_LITTLE_ENDIAN 886 select SYS_SUPPORTS_LITTLE_ENDIAN
952 select SWAP_IO_SPACE 887 select SWAP_IO_SPACE
953 select BOOT_RAW 888 select BOOT_RAW
954 select GPIOLIB 889 select GPIOLIB
955 select MIPS_L1_CACHE_SHIFT_4 890 select MIPS_L1_CACHE_SHIFT_4
956 help 891 help
957 Support the Mikrotik(tm) RouterBoard 892 Support the Mikrotik(tm) RouterBoard 532 series,
958 based on the IDT RC32434 SoC. 893 based on the IDT RC32434 SoC.
959 894
960 config CAVIUM_OCTEON_SOC 895 config CAVIUM_OCTEON_SOC
961 bool "Cavium Networks Octeon SoC based 896 bool "Cavium Networks Octeon SoC based boards"
962 select CEVT_R4K 897 select CEVT_R4K
963 select ARCH_HAS_PHYS_TO_DMA 898 select ARCH_HAS_PHYS_TO_DMA
964 select HAVE_RAPIDIO !! 899 select HAS_RAPIDIO
965 select PHYS_ADDR_T_64BIT 900 select PHYS_ADDR_T_64BIT
966 select SYS_SUPPORTS_64BIT_KERNEL 901 select SYS_SUPPORTS_64BIT_KERNEL
967 select SYS_SUPPORTS_BIG_ENDIAN 902 select SYS_SUPPORTS_BIG_ENDIAN
968 select EDAC_SUPPORT 903 select EDAC_SUPPORT
969 select EDAC_ATOMIC_SCRUB 904 select EDAC_ATOMIC_SCRUB
970 select SYS_SUPPORTS_LITTLE_ENDIAN 905 select SYS_SUPPORTS_LITTLE_ENDIAN
971 select SYS_SUPPORTS_HOTPLUG_CPU if CPU 906 select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
972 select SYS_HAS_EARLY_PRINTK 907 select SYS_HAS_EARLY_PRINTK
973 select SYS_HAS_CPU_CAVIUM_OCTEON 908 select SYS_HAS_CPU_CAVIUM_OCTEON
974 select HAVE_PCI !! 909 select HW_HAS_PCI
975 select HAVE_PLAT_DELAY <<
976 select HAVE_PLAT_FW_INIT_CMDLINE <<
977 select HAVE_PLAT_MEMCPY <<
978 select ZONE_DMA32 910 select ZONE_DMA32
>> 911 select HOLES_IN_ZONE
979 select GPIOLIB 912 select GPIOLIB
>> 913 select LIBFDT
980 select USE_OF 914 select USE_OF
981 select ARCH_SPARSEMEM_ENABLE 915 select ARCH_SPARSEMEM_ENABLE
982 select SYS_SUPPORTS_SMP 916 select SYS_SUPPORTS_SMP
983 select NR_CPUS_DEFAULT_64 917 select NR_CPUS_DEFAULT_64
984 select MIPS_NR_CPU_NR_MAP_1024 918 select MIPS_NR_CPU_NR_MAP_1024
985 select BUILTIN_DTB 919 select BUILTIN_DTB
986 select MTD <<
987 select MTD_COMPLEX_MAPPINGS 920 select MTD_COMPLEX_MAPPINGS
988 select SWIOTLB 921 select SWIOTLB
989 select SYS_SUPPORTS_RELOCATABLE 922 select SYS_SUPPORTS_RELOCATABLE
990 help 923 help
991 This option supports all of the Octe 924 This option supports all of the Octeon reference boards from Cavium
992 Networks. It builds a kernel that dy 925 Networks. It builds a kernel that dynamically determines the Octeon
993 CPU type and supports all known boar 926 CPU type and supports all known board reference implementations.
994 Some of the supported boards are: 927 Some of the supported boards are:
995 EBT3000 928 EBT3000
996 EBH3000 929 EBH3000
997 EBH3100 930 EBH3100
998 Thunder 931 Thunder
999 Kodama 932 Kodama
1000 Hikari 933 Hikari
1001 Say Y here for most Octeon referenc 934 Say Y here for most Octeon reference boards.
1002 935
1003 endchoice !! 936 config NLM_XLR_BOARD
>> 937 bool "Netlogic XLR/XLS based systems"
>> 938 select BOOT_ELF32
>> 939 select NLM_COMMON
>> 940 select SYS_HAS_CPU_XLR
>> 941 select SYS_SUPPORTS_SMP
>> 942 select HW_HAS_PCI
>> 943 select SWAP_IO_SPACE
>> 944 select SYS_SUPPORTS_32BIT_KERNEL
>> 945 select SYS_SUPPORTS_64BIT_KERNEL
>> 946 select PHYS_ADDR_T_64BIT
>> 947 select SYS_SUPPORTS_BIG_ENDIAN
>> 948 select SYS_SUPPORTS_HIGHMEM
>> 949 select NR_CPUS_DEFAULT_32
>> 950 select CEVT_R4K
>> 951 select CSRC_R4K
>> 952 select IRQ_MIPS_CPU
>> 953 select ZONE_DMA32 if 64BIT
>> 954 select SYNC_R4K
>> 955 select SYS_HAS_EARLY_PRINTK
>> 956 select SYS_SUPPORTS_ZBOOT
>> 957 select SYS_SUPPORTS_ZBOOT_UART16550
>> 958 help
>> 959 Support for systems based on Netlogic XLR and XLS processors.
>> 960 Say Y here if you have a XLR or XLS based board.
1004 961
1005 config FIT_IMAGE_FDT_EPM5 !! 962 config NLM_XLP_BOARD
1006 bool "Include FDT for Mobileye EyeQ5 !! 963 bool "Netlogic XLP based systems"
1007 depends on MACH_EYEQ5 !! 964 select BOOT_ELF32
1008 default n !! 965 select NLM_COMMON
>> 966 select SYS_HAS_CPU_XLP
>> 967 select SYS_SUPPORTS_SMP
>> 968 select HW_HAS_PCI
>> 969 select SYS_SUPPORTS_32BIT_KERNEL
>> 970 select SYS_SUPPORTS_64BIT_KERNEL
>> 971 select PHYS_ADDR_T_64BIT
>> 972 select GPIOLIB
>> 973 select SYS_SUPPORTS_BIG_ENDIAN
>> 974 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 975 select SYS_SUPPORTS_HIGHMEM
>> 976 select NR_CPUS_DEFAULT_32
>> 977 select CEVT_R4K
>> 978 select CSRC_R4K
>> 979 select IRQ_MIPS_CPU
>> 980 select ZONE_DMA32 if 64BIT
>> 981 select SYNC_R4K
>> 982 select SYS_HAS_EARLY_PRINTK
>> 983 select USE_OF
>> 984 select SYS_SUPPORTS_ZBOOT
>> 985 select SYS_SUPPORTS_ZBOOT_UART16550
>> 986 help
>> 987 This board is based on Netlogic XLP Processor.
>> 988 Say Y here if you have a XLP based board.
>> 989
>> 990 config MIPS_PARAVIRT
>> 991 bool "Para-Virtualized guest system"
>> 992 select CEVT_R4K
>> 993 select CSRC_R4K
>> 994 select SYS_SUPPORTS_64BIT_KERNEL
>> 995 select SYS_SUPPORTS_32BIT_KERNEL
>> 996 select SYS_SUPPORTS_BIG_ENDIAN
>> 997 select SYS_SUPPORTS_SMP
>> 998 select NR_CPUS_DEFAULT_4
>> 999 select SYS_HAS_EARLY_PRINTK
>> 1000 select SYS_HAS_CPU_MIPS32_R2
>> 1001 select SYS_HAS_CPU_MIPS64_R2
>> 1002 select SYS_HAS_CPU_CAVIUM_OCTEON
>> 1003 select HW_HAS_PCI
>> 1004 select SWAP_IO_SPACE
1009 help 1005 help
1010 Enable this to include the FDT for !! 1006 This option supports guest running under ????
1011 from Mobileye in the FIT kernel ima !! 1007
1012 This requires u-boot on the platfor !! 1008 endchoice
1013 1009
1014 source "arch/mips/alchemy/Kconfig" 1010 source "arch/mips/alchemy/Kconfig"
1015 source "arch/mips/ath25/Kconfig" 1011 source "arch/mips/ath25/Kconfig"
1016 source "arch/mips/ath79/Kconfig" 1012 source "arch/mips/ath79/Kconfig"
1017 source "arch/mips/bcm47xx/Kconfig" 1013 source "arch/mips/bcm47xx/Kconfig"
1018 source "arch/mips/bcm63xx/Kconfig" 1014 source "arch/mips/bcm63xx/Kconfig"
1019 source "arch/mips/bmips/Kconfig" 1015 source "arch/mips/bmips/Kconfig"
1020 source "arch/mips/generic/Kconfig" 1016 source "arch/mips/generic/Kconfig"
1021 source "arch/mips/ingenic/Kconfig" <<
1022 source "arch/mips/jazz/Kconfig" 1017 source "arch/mips/jazz/Kconfig"
>> 1018 source "arch/mips/jz4740/Kconfig"
1023 source "arch/mips/lantiq/Kconfig" 1019 source "arch/mips/lantiq/Kconfig"
1024 source "arch/mips/mobileye/Kconfig" !! 1020 source "arch/mips/lasat/Kconfig"
1025 source "arch/mips/pic32/Kconfig" 1021 source "arch/mips/pic32/Kconfig"
>> 1022 source "arch/mips/pistachio/Kconfig"
>> 1023 source "arch/mips/pmcs-msp71xx/Kconfig"
1026 source "arch/mips/ralink/Kconfig" 1024 source "arch/mips/ralink/Kconfig"
1027 source "arch/mips/sgi-ip27/Kconfig" 1025 source "arch/mips/sgi-ip27/Kconfig"
1028 source "arch/mips/sibyte/Kconfig" 1026 source "arch/mips/sibyte/Kconfig"
1029 source "arch/mips/txx9/Kconfig" 1027 source "arch/mips/txx9/Kconfig"
>> 1028 source "arch/mips/vr41xx/Kconfig"
1030 source "arch/mips/cavium-octeon/Kconfig" 1029 source "arch/mips/cavium-octeon/Kconfig"
1031 source "arch/mips/loongson2ef/Kconfig" <<
1032 source "arch/mips/loongson32/Kconfig" 1030 source "arch/mips/loongson32/Kconfig"
1033 source "arch/mips/loongson64/Kconfig" 1031 source "arch/mips/loongson64/Kconfig"
>> 1032 source "arch/mips/netlogic/Kconfig"
>> 1033 source "arch/mips/paravirt/Kconfig"
1034 1034
1035 endmenu 1035 endmenu
1036 1036
>> 1037 config RWSEM_GENERIC_SPINLOCK
>> 1038 bool
>> 1039 default y
>> 1040
>> 1041 config RWSEM_XCHGADD_ALGORITHM
>> 1042 bool
>> 1043
1037 config GENERIC_HWEIGHT 1044 config GENERIC_HWEIGHT
1038 bool 1045 bool
1039 default y 1046 default y
1040 1047
1041 config GENERIC_CALIBRATE_DELAY 1048 config GENERIC_CALIBRATE_DELAY
1042 bool 1049 bool
1043 default y 1050 default y
1044 1051
1045 config SCHED_OMIT_FRAME_POINTER 1052 config SCHED_OMIT_FRAME_POINTER
1046 bool 1053 bool
1047 default y 1054 default y
1048 1055
1049 # 1056 #
1050 # Select some configuration options automatic 1057 # Select some configuration options automatically based on user selections.
1051 # 1058 #
1052 config FW_ARC 1059 config FW_ARC
1053 bool 1060 bool
1054 1061
1055 config ARCH_MAY_HAVE_PC_FDC 1062 config ARCH_MAY_HAVE_PC_FDC
1056 bool 1063 bool
1057 1064
1058 config BOOT_RAW 1065 config BOOT_RAW
1059 bool 1066 bool
1060 1067
1061 config CEVT_BCM1480 1068 config CEVT_BCM1480
1062 bool 1069 bool
1063 1070
1064 config CEVT_DS1287 1071 config CEVT_DS1287
1065 bool 1072 bool
1066 1073
1067 config CEVT_GT641XX 1074 config CEVT_GT641XX
1068 bool 1075 bool
1069 1076
1070 config CEVT_R4K 1077 config CEVT_R4K
1071 bool 1078 bool
1072 1079
1073 config CEVT_SB1250 1080 config CEVT_SB1250
1074 bool 1081 bool
1075 1082
1076 config CEVT_TXX9 1083 config CEVT_TXX9
1077 bool 1084 bool
1078 1085
1079 config CSRC_BCM1480 1086 config CSRC_BCM1480
1080 bool 1087 bool
1081 1088
1082 config CSRC_IOASIC 1089 config CSRC_IOASIC
1083 bool 1090 bool
1084 1091
1085 config CSRC_R4K 1092 config CSRC_R4K
1086 select CLOCKSOURCE_WATCHDOG if CPU_FR <<
1087 select HAVE_UNSTABLE_SCHED_CLOCK if S <<
1088 bool 1093 bool
1089 1094
1090 config CSRC_SB1250 1095 config CSRC_SB1250
1091 bool 1096 bool
1092 1097
1093 config MIPS_CLOCK_VSYSCALL 1098 config MIPS_CLOCK_VSYSCALL
1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC 1099 def_bool CSRC_R4K || CLKSRC_MIPS_GIC
1095 1100
1096 config GPIO_TXX9 1101 config GPIO_TXX9
1097 select GPIOLIB 1102 select GPIOLIB
1098 bool 1103 bool
1099 1104
1100 config FW_CFE 1105 config FW_CFE
1101 bool 1106 bool
1102 1107
1103 config ARCH_SUPPORTS_UPROBES 1108 config ARCH_SUPPORTS_UPROBES
1104 def_bool y !! 1109 bool
>> 1110
>> 1111 config DMA_MAYBE_COHERENT
>> 1112 select ARCH_HAS_DMA_COHERENCE_H
>> 1113 select DMA_NONCOHERENT
>> 1114 bool
>> 1115
>> 1116 config DMA_PERDEV_COHERENT
>> 1117 bool
>> 1118 select DMA_NONCOHERENT
1105 1119
1106 config DMA_NONCOHERENT 1120 config DMA_NONCOHERENT
1107 bool 1121 bool
1108 # !! 1122 select ARCH_HAS_DMA_MMAP_PGPROT
1109 # MIPS allows mixing "slightly differ <<
1110 # Attribute bits. It is believed tha <<
1111 # KSEG1 and the implementation specif <<
1112 # by pgprot_writcombine can be mixed, <<
1113 # significant advantages. <<
1114 # <<
1115 select ARCH_HAS_SETUP_DMA_OPS <<
1116 select ARCH_HAS_DMA_WRITE_COMBINE <<
1117 select ARCH_HAS_DMA_PREP_COHERENT <<
1118 select ARCH_HAS_SYNC_DMA_FOR_CPU <<
1119 select ARCH_HAS_SYNC_DMA_FOR_DEVICE 1123 select ARCH_HAS_SYNC_DMA_FOR_DEVICE
1120 select ARCH_HAS_DMA_SET_UNCACHED !! 1124 select ARCH_HAS_SYNC_DMA_FOR_CPU
1121 select DMA_NONCOHERENT_MMAP <<
1122 select NEED_DMA_MAP_STATE 1125 select NEED_DMA_MAP_STATE
>> 1126 select ARCH_HAS_DMA_COHERENT_TO_PFN
>> 1127 select DMA_NONCOHERENT_CACHE_SYNC
1123 1128
1124 config SYS_HAS_EARLY_PRINTK 1129 config SYS_HAS_EARLY_PRINTK
1125 bool 1130 bool
1126 1131
1127 config SYS_SUPPORTS_HOTPLUG_CPU 1132 config SYS_SUPPORTS_HOTPLUG_CPU
1128 bool 1133 bool
1129 1134
1130 config MIPS_BONITO64 1135 config MIPS_BONITO64
1131 bool 1136 bool
1132 1137
1133 config MIPS_MSC 1138 config MIPS_MSC
1134 bool 1139 bool
1135 1140
>> 1141 config MIPS_NILE4
>> 1142 bool
>> 1143
1136 config SYNC_R4K 1144 config SYNC_R4K
1137 bool 1145 bool
1138 1146
>> 1147 config MIPS_MACHINE
>> 1148 def_bool n
>> 1149
1139 config NO_IOPORT_MAP 1150 config NO_IOPORT_MAP
1140 def_bool n 1151 def_bool n
1141 1152
1142 config GENERIC_CSUM 1153 config GENERIC_CSUM
1143 def_bool CPU_NO_LOAD_STORE_LR !! 1154 bool
>> 1155 default y if !CPU_HAS_LOAD_STORE_LR
1144 1156
1145 config GENERIC_ISA_DMA 1157 config GENERIC_ISA_DMA
1146 bool 1158 bool
1147 select ZONE_DMA if GENERIC_ISA_DMA_SU 1159 select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1148 select ISA_DMA_API 1160 select ISA_DMA_API
1149 1161
1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN 1162 config GENERIC_ISA_DMA_SUPPORT_BROKEN
1151 bool 1163 bool
1152 select GENERIC_ISA_DMA 1164 select GENERIC_ISA_DMA
1153 1165
1154 config HAVE_PLAT_DELAY !! 1166 config ISA_DMA_API
1155 bool <<
1156 <<
1157 config HAVE_PLAT_FW_INIT_CMDLINE <<
1158 bool 1167 bool
1159 1168
1160 config HAVE_PLAT_MEMCPY !! 1169 config HOLES_IN_ZONE
1161 bool <<
1162 <<
1163 config ISA_DMA_API <<
1164 bool 1170 bool
1165 1171
1166 config SYS_SUPPORTS_RELOCATABLE 1172 config SYS_SUPPORTS_RELOCATABLE
1167 bool 1173 bool
1168 help 1174 help
1169 Selected if the platform supports r !! 1175 Selected if the platform supports relocating the kernel.
1170 The platform must provide plat_get_ !! 1176 The platform must provide plat_get_fdt() if it selects CONFIG_USE_OF
1171 to allow access to command line and !! 1177 to allow access to command line and entropy sources.
>> 1178
>> 1179 config MIPS_CBPF_JIT
>> 1180 def_bool y
>> 1181 depends on BPF_JIT && HAVE_CBPF_JIT
>> 1182
>> 1183 config MIPS_EBPF_JIT
>> 1184 def_bool y
>> 1185 depends on BPF_JIT && HAVE_EBPF_JIT
>> 1186
1172 1187
1173 # 1188 #
1174 # Endianness selection. Sufficiently obscure 1189 # Endianness selection. Sufficiently obscure so many users don't know what to
1175 # answer,so we try hard to limit the availabl 1190 # answer,so we try hard to limit the available choices. Also the use of a
1176 # choice statement should be more obvious to 1191 # choice statement should be more obvious to the user.
1177 # 1192 #
1178 choice 1193 choice
1179 prompt "Endianness selection" 1194 prompt "Endianness selection"
1180 help 1195 help
1181 Some MIPS machines can be configure 1196 Some MIPS machines can be configured for either little or big endian
1182 byte order. These modes require dif 1197 byte order. These modes require different kernels and a different
1183 Linux distribution. In general the 1198 Linux distribution. In general there is one preferred byteorder for a
1184 particular system but some systems 1199 particular system but some systems are just as commonly used in the
1185 one or the other endianness. 1200 one or the other endianness.
1186 1201
1187 config CPU_BIG_ENDIAN 1202 config CPU_BIG_ENDIAN
1188 bool "Big endian" 1203 bool "Big endian"
1189 depends on SYS_SUPPORTS_BIG_ENDIAN 1204 depends on SYS_SUPPORTS_BIG_ENDIAN
1190 1205
1191 config CPU_LITTLE_ENDIAN 1206 config CPU_LITTLE_ENDIAN
1192 bool "Little endian" 1207 bool "Little endian"
1193 depends on SYS_SUPPORTS_LITTLE_ENDIAN 1208 depends on SYS_SUPPORTS_LITTLE_ENDIAN
1194 1209
1195 endchoice 1210 endchoice
1196 1211
1197 config EXPORT_UASM 1212 config EXPORT_UASM
1198 bool 1213 bool
1199 1214
1200 config SYS_SUPPORTS_APM_EMULATION 1215 config SYS_SUPPORTS_APM_EMULATION
1201 bool 1216 bool
1202 1217
1203 config SYS_SUPPORTS_BIG_ENDIAN 1218 config SYS_SUPPORTS_BIG_ENDIAN
1204 bool 1219 bool
1205 1220
1206 config SYS_SUPPORTS_LITTLE_ENDIAN 1221 config SYS_SUPPORTS_LITTLE_ENDIAN
1207 bool 1222 bool
1208 1223
>> 1224 config SYS_SUPPORTS_HUGETLBFS
>> 1225 bool
>> 1226 depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
>> 1227 default y
>> 1228
1209 config MIPS_HUGE_TLB_SUPPORT 1229 config MIPS_HUGE_TLB_SUPPORT
1210 def_bool HUGETLB_PAGE || TRANSPARENT_ 1230 def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1211 1231
>> 1232 config IRQ_CPU_RM7K
>> 1233 bool
>> 1234
>> 1235 config IRQ_MSP_SLP
>> 1236 bool
>> 1237
>> 1238 config IRQ_MSP_CIC
>> 1239 bool
>> 1240
1212 config IRQ_TXX9 1241 config IRQ_TXX9
1213 bool 1242 bool
1214 1243
1215 config IRQ_GT641XX 1244 config IRQ_GT641XX
1216 bool 1245 bool
1217 1246
1218 config PCI_GT64XXX_PCI0 1247 config PCI_GT64XXX_PCI0
1219 bool 1248 bool
1220 1249
1221 config PCI_XTALK_BRIDGE !! 1250 config NO_EXCEPT_FILL
1222 bool 1251 bool
1223 1252
1224 config NO_EXCEPT_FILL !! 1253 config SOC_EMMA2RH
>> 1254 bool
>> 1255 select CEVT_R4K
>> 1256 select CSRC_R4K
>> 1257 select DMA_NONCOHERENT
>> 1258 select IRQ_MIPS_CPU
>> 1259 select SWAP_IO_SPACE
>> 1260 select SYS_HAS_CPU_R5500
>> 1261 select SYS_SUPPORTS_32BIT_KERNEL
>> 1262 select SYS_SUPPORTS_64BIT_KERNEL
>> 1263 select SYS_SUPPORTS_BIG_ENDIAN
>> 1264
>> 1265 config SOC_PNX833X
1225 bool 1266 bool
>> 1267 select CEVT_R4K
>> 1268 select CSRC_R4K
>> 1269 select IRQ_MIPS_CPU
>> 1270 select DMA_NONCOHERENT
>> 1271 select SYS_HAS_CPU_MIPS32_R2
>> 1272 select SYS_SUPPORTS_32BIT_KERNEL
>> 1273 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 1274 select SYS_SUPPORTS_BIG_ENDIAN
>> 1275 select SYS_SUPPORTS_MIPS16
>> 1276 select CPU_MIPSR2_IRQ_VI
>> 1277
>> 1278 config SOC_PNX8335
>> 1279 bool
>> 1280 select SOC_PNX833X
1226 1281
1227 config MIPS_SPRAM 1282 config MIPS_SPRAM
1228 bool 1283 bool
1229 1284
1230 config SWAP_IO_SPACE 1285 config SWAP_IO_SPACE
1231 bool 1286 bool
1232 1287
1233 config SGI_HAS_INDYDOG 1288 config SGI_HAS_INDYDOG
1234 bool 1289 bool
1235 1290
1236 config SGI_HAS_HAL2 1291 config SGI_HAS_HAL2
1237 bool 1292 bool
1238 1293
1239 config SGI_HAS_SEEQ 1294 config SGI_HAS_SEEQ
1240 bool 1295 bool
1241 1296
1242 config SGI_HAS_WD93 1297 config SGI_HAS_WD93
1243 bool 1298 bool
1244 1299
1245 config SGI_HAS_ZILOG 1300 config SGI_HAS_ZILOG
1246 bool 1301 bool
1247 1302
1248 config SGI_HAS_I8042 1303 config SGI_HAS_I8042
1249 bool 1304 bool
1250 1305
1251 config DEFAULT_SGI_PARTITION 1306 config DEFAULT_SGI_PARTITION
1252 bool 1307 bool
1253 1308
1254 config FW_ARC32 1309 config FW_ARC32
1255 bool 1310 bool
1256 1311
1257 config FW_SNIPROM 1312 config FW_SNIPROM
1258 bool 1313 bool
1259 1314
1260 config BOOT_ELF32 1315 config BOOT_ELF32
1261 bool 1316 bool
1262 1317
1263 config MIPS_L1_CACHE_SHIFT_4 1318 config MIPS_L1_CACHE_SHIFT_4
1264 bool 1319 bool
1265 1320
1266 config MIPS_L1_CACHE_SHIFT_5 1321 config MIPS_L1_CACHE_SHIFT_5
1267 bool 1322 bool
1268 1323
1269 config MIPS_L1_CACHE_SHIFT_6 1324 config MIPS_L1_CACHE_SHIFT_6
1270 bool 1325 bool
1271 1326
1272 config MIPS_L1_CACHE_SHIFT_7 1327 config MIPS_L1_CACHE_SHIFT_7
1273 bool 1328 bool
1274 1329
1275 config MIPS_L1_CACHE_SHIFT 1330 config MIPS_L1_CACHE_SHIFT
1276 int 1331 int
1277 default "7" if MIPS_L1_CACHE_SHIFT_7 1332 default "7" if MIPS_L1_CACHE_SHIFT_7
1278 default "6" if MIPS_L1_CACHE_SHIFT_6 1333 default "6" if MIPS_L1_CACHE_SHIFT_6
1279 default "5" if MIPS_L1_CACHE_SHIFT_5 1334 default "5" if MIPS_L1_CACHE_SHIFT_5
1280 default "4" if MIPS_L1_CACHE_SHIFT_4 1335 default "4" if MIPS_L1_CACHE_SHIFT_4
1281 default "5" 1336 default "5"
1282 1337
1283 config ARC_CMDLINE_ONLY !! 1338 config HAVE_STD_PC_SERIAL_PORT
1284 bool 1339 bool
1285 1340
1286 config ARC_CONSOLE 1341 config ARC_CONSOLE
1287 bool "ARC console support" 1342 bool "ARC console support"
1288 depends on SGI_IP22 || SGI_IP28 || (S 1343 depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
1289 1344
1290 config ARC_MEMORY 1345 config ARC_MEMORY
1291 bool 1346 bool
>> 1347 depends on MACH_JAZZ || SNI_RM || SGI_IP32
>> 1348 default y
1292 1349
1293 config ARC_PROMLIB 1350 config ARC_PROMLIB
1294 bool 1351 bool
>> 1352 depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
>> 1353 default y
1295 1354
1296 config FW_ARC64 1355 config FW_ARC64
1297 bool 1356 bool
1298 1357
1299 config BOOT_ELF64 1358 config BOOT_ELF64
1300 bool 1359 bool
1301 1360
1302 menu "CPU selection" 1361 menu "CPU selection"
1303 1362
1304 choice 1363 choice
1305 prompt "CPU type" 1364 prompt "CPU type"
1306 default CPU_R4X00 1365 default CPU_R4X00
1307 1366
1308 config CPU_LOONGSON64 !! 1367 config CPU_LOONGSON3
1309 bool "Loongson 64-bit CPU" !! 1368 bool "Loongson 3 CPU"
1310 depends on SYS_HAS_CPU_LOONGSON64 !! 1369 depends on SYS_HAS_CPU_LOONGSON3
1311 select ARCH_HAS_PHYS_TO_DMA 1370 select ARCH_HAS_PHYS_TO_DMA
1312 select CPU_MIPSR2 <<
1313 select CPU_HAS_PREFETCH <<
1314 select CPU_SUPPORTS_64BIT_KERNEL 1371 select CPU_SUPPORTS_64BIT_KERNEL
1315 select CPU_SUPPORTS_HIGHMEM 1372 select CPU_SUPPORTS_HIGHMEM
1316 select CPU_SUPPORTS_HUGEPAGES 1373 select CPU_SUPPORTS_HUGEPAGES
1317 select CPU_SUPPORTS_MSA !! 1374 select CPU_HAS_LOAD_STORE_LR
1318 select CPU_SUPPORTS_VZ <<
1319 select CPU_DIEI_BROKEN if !LOONGSON3_ <<
1320 select CPU_MIPSR2_IRQ_VI <<
1321 select DMA_NONCOHERENT <<
1322 select WEAK_ORDERING 1375 select WEAK_ORDERING
1323 select WEAK_REORDERING_BEYOND_LLSC 1376 select WEAK_REORDERING_BEYOND_LLSC
1324 select MIPS_ASID_BITS_VARIABLE <<
1325 select MIPS_PGD_C0_CONTEXT 1377 select MIPS_PGD_C0_CONTEXT
1326 select MIPS_L1_CACHE_SHIFT_6 1378 select MIPS_L1_CACHE_SHIFT_6
1327 select MIPS_FP_SUPPORT <<
1328 select GPIOLIB 1379 select GPIOLIB
1329 select SWIOTLB 1380 select SWIOTLB
1330 help 1381 help
1331 The Loongson GSx64(GS264/GS464/GS46 !! 1382 The Loongson 3 processor implements the MIPS64R2 instruction
1332 cores implements the MIPS64R2 instr !! 1383 set with many extensions.
1333 including most 64-bit Loongson-2 (2 !! 1384
1334 3B1000, 3B1500, 3A2000, 3A3000 and !! 1385 config LOONGSON3_ENHANCEMENT
1335 Loongson-2E/2F is not covered here !! 1386 bool "New Loongson 3 CPU Enhancements"
>> 1387 default n
>> 1388 select CPU_MIPSR2
>> 1389 select CPU_HAS_PREFETCH
>> 1390 depends on CPU_LOONGSON3
>> 1391 help
>> 1392 New Loongson 3 CPU (since Loongson-3A R2, as opposed to Loongson-3A
>> 1393 R1, Loongson-3B R1 and Loongson-3B R2) has many enhancements, such as
>> 1394 FTLB, L1-VCache, EI/DI/Wait/Prefetch instruction, DSP/DSPv2 ASE, User
>> 1395 Local register, Read-Inhibit/Execute-Inhibit, SFB (Store Fill Buffer),
>> 1396 Fast TLB refill support, etc.
>> 1397
>> 1398 This option enable those enhancements which are not probed at run
>> 1399 time. If you want a generic kernel to run on all Loongson 3 machines,
>> 1400 please say 'N' here. If you want a high-performance kernel to run on
>> 1401 new Loongson 3 machines only, please say 'Y' here.
1336 1402
1337 config CPU_LOONGSON2E 1403 config CPU_LOONGSON2E
1338 bool "Loongson 2E" 1404 bool "Loongson 2E"
1339 depends on SYS_HAS_CPU_LOONGSON2E 1405 depends on SYS_HAS_CPU_LOONGSON2E
1340 select CPU_LOONGSON2EF !! 1406 select CPU_LOONGSON2
1341 help 1407 help
1342 The Loongson 2E processor implement 1408 The Loongson 2E processor implements the MIPS III instruction set
1343 with many extensions. 1409 with many extensions.
1344 1410
1345 It has an internal FPGA northbridge 1411 It has an internal FPGA northbridge, which is compatible to
1346 bonito64. 1412 bonito64.
1347 1413
1348 config CPU_LOONGSON2F 1414 config CPU_LOONGSON2F
1349 bool "Loongson 2F" 1415 bool "Loongson 2F"
1350 depends on SYS_HAS_CPU_LOONGSON2F 1416 depends on SYS_HAS_CPU_LOONGSON2F
1351 select CPU_LOONGSON2EF !! 1417 select CPU_LOONGSON2
>> 1418 select GPIOLIB
1352 help 1419 help
1353 The Loongson 2F processor implement 1420 The Loongson 2F processor implements the MIPS III instruction set
1354 with many extensions. 1421 with many extensions.
1355 1422
1356 Loongson2F have built-in DDR2 and P 1423 Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
1357 have a similar programming interfac 1424 have a similar programming interface with FPGA northbridge used in
1358 Loongson2E. 1425 Loongson2E.
1359 1426
1360 config CPU_LOONGSON1B 1427 config CPU_LOONGSON1B
1361 bool "Loongson 1B" 1428 bool "Loongson 1B"
1362 depends on SYS_HAS_CPU_LOONGSON1B 1429 depends on SYS_HAS_CPU_LOONGSON1B
1363 select CPU_LOONGSON32 !! 1430 select CPU_LOONGSON1
1364 select LEDS_GPIO_REGISTER 1431 select LEDS_GPIO_REGISTER
1365 help 1432 help
1366 The Loongson 1B is a 32-bit SoC, wh 1433 The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1367 Release 1 instruction set and part 1434 Release 1 instruction set and part of the MIPS32 Release 2
1368 instruction set. 1435 instruction set.
1369 1436
1370 config CPU_LOONGSON1C 1437 config CPU_LOONGSON1C
1371 bool "Loongson 1C" 1438 bool "Loongson 1C"
1372 depends on SYS_HAS_CPU_LOONGSON1C 1439 depends on SYS_HAS_CPU_LOONGSON1C
1373 select CPU_LOONGSON32 !! 1440 select CPU_LOONGSON1
1374 select LEDS_GPIO_REGISTER 1441 select LEDS_GPIO_REGISTER
1375 help 1442 help
1376 The Loongson 1C is a 32-bit SoC, wh 1443 The Loongson 1C is a 32-bit SoC, which implements the MIPS32
1377 Release 1 instruction set and part 1444 Release 1 instruction set and part of the MIPS32 Release 2
1378 instruction set. 1445 instruction set.
1379 1446
1380 config CPU_MIPS32_R1 1447 config CPU_MIPS32_R1
1381 bool "MIPS32 Release 1" 1448 bool "MIPS32 Release 1"
1382 depends on SYS_HAS_CPU_MIPS32_R1 1449 depends on SYS_HAS_CPU_MIPS32_R1
1383 select CPU_HAS_PREFETCH 1450 select CPU_HAS_PREFETCH
>> 1451 select CPU_HAS_LOAD_STORE_LR
1384 select CPU_SUPPORTS_32BIT_KERNEL 1452 select CPU_SUPPORTS_32BIT_KERNEL
1385 select CPU_SUPPORTS_HIGHMEM 1453 select CPU_SUPPORTS_HIGHMEM
1386 help 1454 help
1387 Choose this option to build a kerne 1455 Choose this option to build a kernel for release 1 or later of the
1388 MIPS32 architecture. Most modern e 1456 MIPS32 architecture. Most modern embedded systems with a 32-bit
1389 MIPS processor are based on a MIPS3 1457 MIPS processor are based on a MIPS32 processor. If you know the
1390 specific type of processor in your 1458 specific type of processor in your system, choose those that one
1391 otherwise CPU_MIPS32_R1 is a safe b 1459 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1392 Release 2 of the MIPS32 architectur 1460 Release 2 of the MIPS32 architecture is available since several
1393 years so chances are you even have 1461 years so chances are you even have a MIPS32 Release 2 processor
1394 in which case you should choose CPU 1462 in which case you should choose CPU_MIPS32_R2 instead for better
1395 performance. 1463 performance.
1396 1464
1397 config CPU_MIPS32_R2 1465 config CPU_MIPS32_R2
1398 bool "MIPS32 Release 2" 1466 bool "MIPS32 Release 2"
1399 depends on SYS_HAS_CPU_MIPS32_R2 1467 depends on SYS_HAS_CPU_MIPS32_R2
1400 select CPU_HAS_PREFETCH 1468 select CPU_HAS_PREFETCH
>> 1469 select CPU_HAS_LOAD_STORE_LR
1401 select CPU_SUPPORTS_32BIT_KERNEL 1470 select CPU_SUPPORTS_32BIT_KERNEL
1402 select CPU_SUPPORTS_HIGHMEM 1471 select CPU_SUPPORTS_HIGHMEM
1403 select CPU_SUPPORTS_MSA 1472 select CPU_SUPPORTS_MSA
>> 1473 select HAVE_KVM
1404 help 1474 help
1405 Choose this option to build a kerne 1475 Choose this option to build a kernel for release 2 or later of the
1406 MIPS32 architecture. Most modern e 1476 MIPS32 architecture. Most modern embedded systems with a 32-bit
1407 MIPS processor are based on a MIPS3 1477 MIPS processor are based on a MIPS32 processor. If you know the
1408 specific type of processor in your 1478 specific type of processor in your system, choose those that one
1409 otherwise CPU_MIPS32_R1 is a safe b 1479 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1410 1480
1411 config CPU_MIPS32_R5 <<
1412 bool "MIPS32 Release 5" <<
1413 depends on SYS_HAS_CPU_MIPS32_R5 <<
1414 select CPU_HAS_PREFETCH <<
1415 select CPU_SUPPORTS_32BIT_KERNEL <<
1416 select CPU_SUPPORTS_HIGHMEM <<
1417 select CPU_SUPPORTS_MSA <<
1418 select CPU_SUPPORTS_VZ <<
1419 select MIPS_O32_FP64_SUPPORT <<
1420 help <<
1421 Choose this option to build a kerne <<
1422 MIPS32 architecture. New MIPS proc <<
1423 family, are based on a MIPS32r5 pro <<
1424 processor, you probably need to sel <<
1425 <<
1426 config CPU_MIPS32_R6 1481 config CPU_MIPS32_R6
1427 bool "MIPS32 Release 6" 1482 bool "MIPS32 Release 6"
1428 depends on SYS_HAS_CPU_MIPS32_R6 1483 depends on SYS_HAS_CPU_MIPS32_R6
1429 select CPU_HAS_PREFETCH 1484 select CPU_HAS_PREFETCH
1430 select CPU_NO_LOAD_STORE_LR <<
1431 select CPU_SUPPORTS_32BIT_KERNEL 1485 select CPU_SUPPORTS_32BIT_KERNEL
1432 select CPU_SUPPORTS_HIGHMEM 1486 select CPU_SUPPORTS_HIGHMEM
1433 select CPU_SUPPORTS_MSA 1487 select CPU_SUPPORTS_MSA
1434 select CPU_SUPPORTS_VZ !! 1488 select HAVE_KVM
1435 select MIPS_O32_FP64_SUPPORT 1489 select MIPS_O32_FP64_SUPPORT
1436 help 1490 help
1437 Choose this option to build a kerne 1491 Choose this option to build a kernel for release 6 or later of the
1438 MIPS32 architecture. New MIPS proc 1492 MIPS32 architecture. New MIPS processors, starting with the Warrior
1439 family, are based on a MIPS32r6 pro 1493 family, are based on a MIPS32r6 processor. If you own an older
1440 processor, you probably need to sel 1494 processor, you probably need to select MIPS32r1 or MIPS32r2 instead.
1441 1495
1442 config CPU_MIPS64_R1 1496 config CPU_MIPS64_R1
1443 bool "MIPS64 Release 1" 1497 bool "MIPS64 Release 1"
1444 depends on SYS_HAS_CPU_MIPS64_R1 1498 depends on SYS_HAS_CPU_MIPS64_R1
1445 select CPU_HAS_PREFETCH 1499 select CPU_HAS_PREFETCH
>> 1500 select CPU_HAS_LOAD_STORE_LR
1446 select CPU_SUPPORTS_32BIT_KERNEL 1501 select CPU_SUPPORTS_32BIT_KERNEL
1447 select CPU_SUPPORTS_64BIT_KERNEL 1502 select CPU_SUPPORTS_64BIT_KERNEL
1448 select CPU_SUPPORTS_HIGHMEM 1503 select CPU_SUPPORTS_HIGHMEM
1449 select CPU_SUPPORTS_HUGEPAGES 1504 select CPU_SUPPORTS_HUGEPAGES
1450 help 1505 help
1451 Choose this option to build a kerne 1506 Choose this option to build a kernel for release 1 or later of the
1452 MIPS64 architecture. Many modern e 1507 MIPS64 architecture. Many modern embedded systems with a 64-bit
1453 MIPS processor are based on a MIPS6 1508 MIPS processor are based on a MIPS64 processor. If you know the
1454 specific type of processor in your 1509 specific type of processor in your system, choose those that one
1455 otherwise CPU_MIPS64_R1 is a safe b 1510 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1456 Release 2 of the MIPS64 architectur 1511 Release 2 of the MIPS64 architecture is available since several
1457 years so chances are you even have 1512 years so chances are you even have a MIPS64 Release 2 processor
1458 in which case you should choose CPU 1513 in which case you should choose CPU_MIPS64_R2 instead for better
1459 performance. 1514 performance.
1460 1515
1461 config CPU_MIPS64_R2 1516 config CPU_MIPS64_R2
1462 bool "MIPS64 Release 2" 1517 bool "MIPS64 Release 2"
1463 depends on SYS_HAS_CPU_MIPS64_R2 1518 depends on SYS_HAS_CPU_MIPS64_R2
1464 select CPU_HAS_PREFETCH 1519 select CPU_HAS_PREFETCH
>> 1520 select CPU_HAS_LOAD_STORE_LR
1465 select CPU_SUPPORTS_32BIT_KERNEL 1521 select CPU_SUPPORTS_32BIT_KERNEL
1466 select CPU_SUPPORTS_64BIT_KERNEL 1522 select CPU_SUPPORTS_64BIT_KERNEL
1467 select CPU_SUPPORTS_HIGHMEM 1523 select CPU_SUPPORTS_HIGHMEM
1468 select CPU_SUPPORTS_HUGEPAGES 1524 select CPU_SUPPORTS_HUGEPAGES
1469 select CPU_SUPPORTS_MSA 1525 select CPU_SUPPORTS_MSA
>> 1526 select HAVE_KVM
1470 help 1527 help
1471 Choose this option to build a kerne 1528 Choose this option to build a kernel for release 2 or later of the
1472 MIPS64 architecture. Many modern e 1529 MIPS64 architecture. Many modern embedded systems with a 64-bit
1473 MIPS processor are based on a MIPS6 1530 MIPS processor are based on a MIPS64 processor. If you know the
1474 specific type of processor in your 1531 specific type of processor in your system, choose those that one
1475 otherwise CPU_MIPS64_R1 is a safe b 1532 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1476 1533
1477 config CPU_MIPS64_R5 <<
1478 bool "MIPS64 Release 5" <<
1479 depends on SYS_HAS_CPU_MIPS64_R5 <<
1480 select CPU_HAS_PREFETCH <<
1481 select CPU_SUPPORTS_32BIT_KERNEL <<
1482 select CPU_SUPPORTS_64BIT_KERNEL <<
1483 select CPU_SUPPORTS_HIGHMEM <<
1484 select CPU_SUPPORTS_HUGEPAGES <<
1485 select CPU_SUPPORTS_MSA <<
1486 select MIPS_O32_FP64_SUPPORT if 32BIT <<
1487 select CPU_SUPPORTS_VZ <<
1488 help <<
1489 Choose this option to build a kerne <<
1490 MIPS64 architecture. This is a int <<
1491 release partly implementing release <<
1492 any hardware known to be based on t <<
1493 <<
1494 config CPU_MIPS64_R6 1534 config CPU_MIPS64_R6
1495 bool "MIPS64 Release 6" 1535 bool "MIPS64 Release 6"
1496 depends on SYS_HAS_CPU_MIPS64_R6 1536 depends on SYS_HAS_CPU_MIPS64_R6
1497 select CPU_HAS_PREFETCH 1537 select CPU_HAS_PREFETCH
1498 select CPU_NO_LOAD_STORE_LR <<
1499 select CPU_SUPPORTS_32BIT_KERNEL 1538 select CPU_SUPPORTS_32BIT_KERNEL
1500 select CPU_SUPPORTS_64BIT_KERNEL 1539 select CPU_SUPPORTS_64BIT_KERNEL
1501 select CPU_SUPPORTS_HIGHMEM 1540 select CPU_SUPPORTS_HIGHMEM
1502 select CPU_SUPPORTS_HUGEPAGES <<
1503 select CPU_SUPPORTS_MSA 1541 select CPU_SUPPORTS_MSA
1504 select MIPS_O32_FP64_SUPPORT if 32BIT 1542 select MIPS_O32_FP64_SUPPORT if 32BIT || MIPS32_O32
1505 select CPU_SUPPORTS_VZ !! 1543 select HAVE_KVM
1506 help 1544 help
1507 Choose this option to build a kerne 1545 Choose this option to build a kernel for release 6 or later of the
1508 MIPS64 architecture. New MIPS proc 1546 MIPS64 architecture. New MIPS processors, starting with the Warrior
1509 family, are based on a MIPS64r6 pro 1547 family, are based on a MIPS64r6 processor. If you own an older
1510 processor, you probably need to sel 1548 processor, you probably need to select MIPS64r1 or MIPS64r2 instead.
1511 1549
1512 config CPU_P5600 <<
1513 bool "MIPS Warrior P5600" <<
1514 depends on SYS_HAS_CPU_P5600 <<
1515 select CPU_HAS_PREFETCH <<
1516 select CPU_SUPPORTS_32BIT_KERNEL <<
1517 select CPU_SUPPORTS_HIGHMEM <<
1518 select CPU_SUPPORTS_MSA <<
1519 select CPU_SUPPORTS_CPUFREQ <<
1520 select CPU_SUPPORTS_VZ <<
1521 select CPU_MIPSR2_IRQ_VI <<
1522 select CPU_MIPSR2_IRQ_EI <<
1523 select MIPS_O32_FP64_SUPPORT <<
1524 help <<
1525 Choose this option to build a kerne <<
1526 It's based on MIPS32r5 ISA with XPA <<
1527 MMU with two-levels TLB, UCA, MSA, <<
1528 level features like up to six P5600 <<
1529 cache, IOCU/IOMMU (though might be <<
1530 specific IP core configuration), GI <<
1531 eJTAG and PDtrace. <<
1532 <<
1533 config CPU_R3000 1550 config CPU_R3000
1534 bool "R3000" 1551 bool "R3000"
1535 depends on SYS_HAS_CPU_R3000 1552 depends on SYS_HAS_CPU_R3000
1536 select CPU_HAS_WB 1553 select CPU_HAS_WB
1537 select CPU_R3K_TLB !! 1554 select CPU_HAS_LOAD_STORE_LR
1538 select CPU_SUPPORTS_32BIT_KERNEL 1555 select CPU_SUPPORTS_32BIT_KERNEL
1539 select CPU_SUPPORTS_HIGHMEM 1556 select CPU_SUPPORTS_HIGHMEM
1540 help 1557 help
1541 Please make sure to pick the right 1558 Please make sure to pick the right CPU type. Linux/MIPS is not
1542 designed to be generic, i.e. Kernel 1559 designed to be generic, i.e. Kernels compiled for R3000 CPUs will
1543 *not* work on R4000 machines and vi 1560 *not* work on R4000 machines and vice versa. However, since most
1544 of the supported machines have an R 1561 of the supported machines have an R4000 (or similar) CPU, R4x00
1545 might be a safe bet. If the result 1562 might be a safe bet. If the resulting kernel does not work,
1546 try to recompile with R3000. 1563 try to recompile with R3000.
1547 1564
>> 1565 config CPU_TX39XX
>> 1566 bool "R39XX"
>> 1567 depends on SYS_HAS_CPU_TX39XX
>> 1568 select CPU_SUPPORTS_32BIT_KERNEL
>> 1569 select CPU_HAS_LOAD_STORE_LR
>> 1570
>> 1571 config CPU_VR41XX
>> 1572 bool "R41xx"
>> 1573 depends on SYS_HAS_CPU_VR41XX
>> 1574 select CPU_SUPPORTS_32BIT_KERNEL
>> 1575 select CPU_SUPPORTS_64BIT_KERNEL
>> 1576 select CPU_HAS_LOAD_STORE_LR
>> 1577 help
>> 1578 The options selects support for the NEC VR4100 series of processors.
>> 1579 Only choose this option if you have one of these processors as a
>> 1580 kernel built with this option will not run on any other type of
>> 1581 processor or vice versa.
>> 1582
1548 config CPU_R4300 1583 config CPU_R4300
1549 bool "R4300" 1584 bool "R4300"
1550 depends on SYS_HAS_CPU_R4300 1585 depends on SYS_HAS_CPU_R4300
1551 select CPU_SUPPORTS_32BIT_KERNEL 1586 select CPU_SUPPORTS_32BIT_KERNEL
1552 select CPU_SUPPORTS_64BIT_KERNEL 1587 select CPU_SUPPORTS_64BIT_KERNEL
>> 1588 select CPU_HAS_LOAD_STORE_LR
1553 help 1589 help
1554 MIPS Technologies R4300-series proc 1590 MIPS Technologies R4300-series processors.
1555 1591
1556 config CPU_R4X00 1592 config CPU_R4X00
1557 bool "R4x00" 1593 bool "R4x00"
1558 depends on SYS_HAS_CPU_R4X00 1594 depends on SYS_HAS_CPU_R4X00
1559 select CPU_SUPPORTS_32BIT_KERNEL 1595 select CPU_SUPPORTS_32BIT_KERNEL
1560 select CPU_SUPPORTS_64BIT_KERNEL 1596 select CPU_SUPPORTS_64BIT_KERNEL
1561 select CPU_SUPPORTS_HUGEPAGES 1597 select CPU_SUPPORTS_HUGEPAGES
>> 1598 select CPU_HAS_LOAD_STORE_LR
1562 help 1599 help
1563 MIPS Technologies R4000-series proc 1600 MIPS Technologies R4000-series processors other than 4300, including
1564 the R4000, R4400, R4600, and 4700. 1601 the R4000, R4400, R4600, and 4700.
1565 1602
1566 config CPU_TX49XX 1603 config CPU_TX49XX
1567 bool "R49XX" 1604 bool "R49XX"
1568 depends on SYS_HAS_CPU_TX49XX 1605 depends on SYS_HAS_CPU_TX49XX
1569 select CPU_HAS_PREFETCH 1606 select CPU_HAS_PREFETCH
>> 1607 select CPU_HAS_LOAD_STORE_LR
1570 select CPU_SUPPORTS_32BIT_KERNEL 1608 select CPU_SUPPORTS_32BIT_KERNEL
1571 select CPU_SUPPORTS_64BIT_KERNEL 1609 select CPU_SUPPORTS_64BIT_KERNEL
1572 select CPU_SUPPORTS_HUGEPAGES 1610 select CPU_SUPPORTS_HUGEPAGES
1573 1611
1574 config CPU_R5000 1612 config CPU_R5000
1575 bool "R5000" 1613 bool "R5000"
1576 depends on SYS_HAS_CPU_R5000 1614 depends on SYS_HAS_CPU_R5000
1577 select CPU_SUPPORTS_32BIT_KERNEL 1615 select CPU_SUPPORTS_32BIT_KERNEL
1578 select CPU_SUPPORTS_64BIT_KERNEL 1616 select CPU_SUPPORTS_64BIT_KERNEL
1579 select CPU_SUPPORTS_HUGEPAGES 1617 select CPU_SUPPORTS_HUGEPAGES
>> 1618 select CPU_HAS_LOAD_STORE_LR
1580 help 1619 help
1581 MIPS Technologies R5000-series proc 1620 MIPS Technologies R5000-series processors other than the Nevada.
1582 1621
>> 1622 config CPU_R5432
>> 1623 bool "R5432"
>> 1624 depends on SYS_HAS_CPU_R5432
>> 1625 select CPU_SUPPORTS_32BIT_KERNEL
>> 1626 select CPU_SUPPORTS_64BIT_KERNEL
>> 1627 select CPU_SUPPORTS_HUGEPAGES
>> 1628 select CPU_HAS_LOAD_STORE_LR
>> 1629
1583 config CPU_R5500 1630 config CPU_R5500
1584 bool "R5500" 1631 bool "R5500"
1585 depends on SYS_HAS_CPU_R5500 1632 depends on SYS_HAS_CPU_R5500
1586 select CPU_SUPPORTS_32BIT_KERNEL 1633 select CPU_SUPPORTS_32BIT_KERNEL
1587 select CPU_SUPPORTS_64BIT_KERNEL 1634 select CPU_SUPPORTS_64BIT_KERNEL
1588 select CPU_SUPPORTS_HUGEPAGES 1635 select CPU_SUPPORTS_HUGEPAGES
>> 1636 select CPU_HAS_LOAD_STORE_LR
1589 help 1637 help
1590 NEC VR5500 and VR5500A series proce 1638 NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1591 instruction set. 1639 instruction set.
1592 1640
1593 config CPU_NEVADA 1641 config CPU_NEVADA
1594 bool "RM52xx" 1642 bool "RM52xx"
1595 depends on SYS_HAS_CPU_NEVADA 1643 depends on SYS_HAS_CPU_NEVADA
1596 select CPU_SUPPORTS_32BIT_KERNEL 1644 select CPU_SUPPORTS_32BIT_KERNEL
1597 select CPU_SUPPORTS_64BIT_KERNEL 1645 select CPU_SUPPORTS_64BIT_KERNEL
1598 select CPU_SUPPORTS_HUGEPAGES 1646 select CPU_SUPPORTS_HUGEPAGES
>> 1647 select CPU_HAS_LOAD_STORE_LR
1599 help 1648 help
1600 QED / PMC-Sierra RM52xx-series ("Ne 1649 QED / PMC-Sierra RM52xx-series ("Nevada") processors.
1601 1650
>> 1651 config CPU_R8000
>> 1652 bool "R8000"
>> 1653 depends on SYS_HAS_CPU_R8000
>> 1654 select CPU_HAS_PREFETCH
>> 1655 select CPU_HAS_LOAD_STORE_LR
>> 1656 select CPU_SUPPORTS_64BIT_KERNEL
>> 1657 help
>> 1658 MIPS Technologies R8000 processors. Note these processors are
>> 1659 uncommon and the support for them is incomplete.
>> 1660
1602 config CPU_R10000 1661 config CPU_R10000
1603 bool "R10000" 1662 bool "R10000"
1604 depends on SYS_HAS_CPU_R10000 1663 depends on SYS_HAS_CPU_R10000
1605 select CPU_HAS_PREFETCH 1664 select CPU_HAS_PREFETCH
>> 1665 select CPU_HAS_LOAD_STORE_LR
1606 select CPU_SUPPORTS_32BIT_KERNEL 1666 select CPU_SUPPORTS_32BIT_KERNEL
1607 select CPU_SUPPORTS_64BIT_KERNEL 1667 select CPU_SUPPORTS_64BIT_KERNEL
1608 select CPU_SUPPORTS_HIGHMEM 1668 select CPU_SUPPORTS_HIGHMEM
1609 select CPU_SUPPORTS_HUGEPAGES 1669 select CPU_SUPPORTS_HUGEPAGES
1610 help 1670 help
1611 MIPS Technologies R10000-series pro 1671 MIPS Technologies R10000-series processors.
1612 1672
1613 config CPU_RM7000 1673 config CPU_RM7000
1614 bool "RM7000" 1674 bool "RM7000"
1615 depends on SYS_HAS_CPU_RM7000 1675 depends on SYS_HAS_CPU_RM7000
1616 select CPU_HAS_PREFETCH 1676 select CPU_HAS_PREFETCH
>> 1677 select CPU_HAS_LOAD_STORE_LR
1617 select CPU_SUPPORTS_32BIT_KERNEL 1678 select CPU_SUPPORTS_32BIT_KERNEL
1618 select CPU_SUPPORTS_64BIT_KERNEL 1679 select CPU_SUPPORTS_64BIT_KERNEL
1619 select CPU_SUPPORTS_HIGHMEM 1680 select CPU_SUPPORTS_HIGHMEM
1620 select CPU_SUPPORTS_HUGEPAGES 1681 select CPU_SUPPORTS_HUGEPAGES
1621 1682
1622 config CPU_SB1 1683 config CPU_SB1
1623 bool "SB1" 1684 bool "SB1"
1624 depends on SYS_HAS_CPU_SB1 1685 depends on SYS_HAS_CPU_SB1
>> 1686 select CPU_HAS_LOAD_STORE_LR
1625 select CPU_SUPPORTS_32BIT_KERNEL 1687 select CPU_SUPPORTS_32BIT_KERNEL
1626 select CPU_SUPPORTS_64BIT_KERNEL 1688 select CPU_SUPPORTS_64BIT_KERNEL
1627 select CPU_SUPPORTS_HIGHMEM 1689 select CPU_SUPPORTS_HIGHMEM
1628 select CPU_SUPPORTS_HUGEPAGES 1690 select CPU_SUPPORTS_HUGEPAGES
1629 select WEAK_ORDERING 1691 select WEAK_ORDERING
1630 1692
1631 config CPU_CAVIUM_OCTEON 1693 config CPU_CAVIUM_OCTEON
1632 bool "Cavium Octeon processor" 1694 bool "Cavium Octeon processor"
1633 depends on SYS_HAS_CPU_CAVIUM_OCTEON 1695 depends on SYS_HAS_CPU_CAVIUM_OCTEON
1634 select CPU_HAS_PREFETCH 1696 select CPU_HAS_PREFETCH
>> 1697 select CPU_HAS_LOAD_STORE_LR
1635 select CPU_SUPPORTS_64BIT_KERNEL 1698 select CPU_SUPPORTS_64BIT_KERNEL
1636 select HAVE_PAGE_SIZE_8KB if !MIPS_VA <<
1637 select HAVE_PAGE_SIZE_32KB if !MIPS_V <<
1638 select WEAK_ORDERING 1699 select WEAK_ORDERING
1639 select CPU_SUPPORTS_HIGHMEM 1700 select CPU_SUPPORTS_HIGHMEM
1640 select CPU_SUPPORTS_HUGEPAGES 1701 select CPU_SUPPORTS_HUGEPAGES
1641 select USB_EHCI_BIG_ENDIAN_MMIO if CP 1702 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1642 select USB_OHCI_BIG_ENDIAN_MMIO if CP 1703 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1643 select MIPS_L1_CACHE_SHIFT_7 1704 select MIPS_L1_CACHE_SHIFT_7
1644 select CPU_SUPPORTS_VZ !! 1705 select HAVE_KVM
1645 help 1706 help
1646 The Cavium Octeon processor is a hi 1707 The Cavium Octeon processor is a highly integrated chip containing
1647 many ethernet hardware widgets for 1708 many ethernet hardware widgets for networking tasks. The processor
1648 can have up to 16 Mips64v2 cores an 1709 can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1649 Full details can be found at http:/ 1710 Full details can be found at http://www.caviumnetworks.com.
1650 1711
1651 config CPU_BMIPS 1712 config CPU_BMIPS
1652 bool "Broadcom BMIPS" 1713 bool "Broadcom BMIPS"
1653 depends on SYS_HAS_CPU_BMIPS 1714 depends on SYS_HAS_CPU_BMIPS
1654 select CPU_MIPS32 1715 select CPU_MIPS32
1655 select CPU_BMIPS32_3300 if SYS_HAS_CP 1716 select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1656 select CPU_BMIPS4350 if SYS_HAS_CPU_B 1717 select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1657 select CPU_BMIPS4380 if SYS_HAS_CPU_B 1718 select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1658 select CPU_BMIPS5000 if SYS_HAS_CPU_B 1719 select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1659 select CPU_SUPPORTS_32BIT_KERNEL 1720 select CPU_SUPPORTS_32BIT_KERNEL
1660 select DMA_NONCOHERENT 1721 select DMA_NONCOHERENT
1661 select IRQ_MIPS_CPU 1722 select IRQ_MIPS_CPU
1662 select SWAP_IO_SPACE 1723 select SWAP_IO_SPACE
1663 select WEAK_ORDERING 1724 select WEAK_ORDERING
1664 select CPU_SUPPORTS_HIGHMEM 1725 select CPU_SUPPORTS_HIGHMEM
1665 select CPU_HAS_PREFETCH 1726 select CPU_HAS_PREFETCH
>> 1727 select CPU_HAS_LOAD_STORE_LR
1666 select CPU_SUPPORTS_CPUFREQ 1728 select CPU_SUPPORTS_CPUFREQ
1667 select MIPS_EXTERNAL_TIMER 1729 select MIPS_EXTERNAL_TIMER
1668 select GENERIC_IRQ_MIGRATION if HOTPL <<
1669 help 1730 help
1670 Support for BMIPS32/3300/4350/4380 1731 Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1671 1732
1672 endchoice !! 1733 config CPU_XLR
1673 !! 1734 bool "Netlogic XLR SoC"
1674 config LOONGSON3_ENHANCEMENT !! 1735 depends on SYS_HAS_CPU_XLR
1675 bool "New Loongson-3 CPU Enhancements !! 1736 select CPU_HAS_LOAD_STORE_LR
1676 default n !! 1737 select CPU_SUPPORTS_32BIT_KERNEL
1677 depends on CPU_LOONGSON64 !! 1738 select CPU_SUPPORTS_64BIT_KERNEL
1678 help !! 1739 select CPU_SUPPORTS_HIGHMEM
1679 New Loongson-3 cores (since Loongso !! 1740 select CPU_SUPPORTS_HUGEPAGES
1680 R1, Loongson-3B R1 and Loongson-3B !! 1741 select WEAK_ORDERING
1681 FTLB, L1-VCache, EI/DI/Wait/Prefetc !! 1742 select WEAK_REORDERING_BEYOND_LLSC
1682 Local register, Read-Inhibit/Execut <<
1683 Fast TLB refill support, etc. <<
1684 <<
1685 This option enable those enhancemen <<
1686 time. If you want a generic kernel <<
1687 please say 'N' here. If you want a <<
1688 new Loongson-3 machines only, pleas <<
1689 <<
1690 config CPU_LOONGSON3_WORKAROUNDS <<
1691 bool "Loongson-3 LLSC Workarounds" <<
1692 default y if SMP <<
1693 depends on CPU_LOONGSON64 <<
1694 help 1743 help
1695 Loongson-3 processors have the llsc !! 1744 Netlogic Microsystems XLR/XLS processors.
1696 Without workarounds the system may <<
1697 1745
1698 Say Y, unless you know what you are !! 1746 config CPU_XLP
1699 !! 1747 bool "Netlogic XLP SoC"
1700 config CPU_LOONGSON3_CPUCFG_EMULATION !! 1748 depends on SYS_HAS_CPU_XLP
1701 bool "Emulate the CPUCFG instruction !! 1749 select CPU_SUPPORTS_32BIT_KERNEL
1702 default y !! 1750 select CPU_SUPPORTS_64BIT_KERNEL
1703 depends on CPU_LOONGSON64 !! 1751 select CPU_SUPPORTS_HIGHMEM
>> 1752 select WEAK_ORDERING
>> 1753 select WEAK_REORDERING_BEYOND_LLSC
>> 1754 select CPU_HAS_PREFETCH
>> 1755 select CPU_HAS_LOAD_STORE_LR
>> 1756 select CPU_MIPSR2
>> 1757 select CPU_SUPPORTS_HUGEPAGES
>> 1758 select MIPS_ASID_BITS_VARIABLE
1704 help 1759 help
1705 Loongson-3A R4 and newer have the C !! 1760 Netlogic Microsystems XLP processors.
1706 userland to query CPU capabilities, !! 1761 endchoice
1707 option provides emulation of the in <<
1708 cores, back to Loongson-3A1000. <<
1709 <<
1710 If unsure, please say Y. <<
1711 1762
1712 config CPU_MIPS32_3_5_FEATURES 1763 config CPU_MIPS32_3_5_FEATURES
1713 bool "MIPS32 Release 3.5 Features" 1764 bool "MIPS32 Release 3.5 Features"
1714 depends on SYS_HAS_CPU_MIPS32_R3_5 1765 depends on SYS_HAS_CPU_MIPS32_R3_5
1715 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1766 depends on CPU_MIPS32_R2 || CPU_MIPS32_R6
1716 CPU_P5600 <<
1717 help 1767 help
1718 Choose this option to build a kerne 1768 Choose this option to build a kernel for release 2 or later of the
1719 MIPS32 architecture including featu 1769 MIPS32 architecture including features from the 3.5 release such as
1720 support for Enhanced Virtual Addres 1770 support for Enhanced Virtual Addressing (EVA).
1721 1771
1722 config CPU_MIPS32_3_5_EVA 1772 config CPU_MIPS32_3_5_EVA
1723 bool "Enhanced Virtual Addressing (EV 1773 bool "Enhanced Virtual Addressing (EVA)"
1724 depends on CPU_MIPS32_3_5_FEATURES 1774 depends on CPU_MIPS32_3_5_FEATURES
1725 select EVA 1775 select EVA
1726 default y 1776 default y
1727 help 1777 help
1728 Choose this option if you want to e 1778 Choose this option if you want to enable the Enhanced Virtual
1729 Addressing (EVA) on your MIPS32 cor 1779 Addressing (EVA) on your MIPS32 core (such as proAptiv).
1730 One of its primary benefits is an i 1780 One of its primary benefits is an increase in the maximum size
1731 of lowmem (up to 3GB). If unsure, s 1781 of lowmem (up to 3GB). If unsure, say 'N' here.
1732 1782
1733 config CPU_MIPS32_R5_FEATURES 1783 config CPU_MIPS32_R5_FEATURES
1734 bool "MIPS32 Release 5 Features" 1784 bool "MIPS32 Release 5 Features"
1735 depends on SYS_HAS_CPU_MIPS32_R5 1785 depends on SYS_HAS_CPU_MIPS32_R5
1736 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1786 depends on CPU_MIPS32_R2
1737 help 1787 help
1738 Choose this option to build a kerne 1788 Choose this option to build a kernel for release 2 or later of the
1739 MIPS32 architecture including featu 1789 MIPS32 architecture including features from release 5 such as
1740 support for Extended Physical Addre 1790 support for Extended Physical Addressing (XPA).
1741 1791
1742 config CPU_MIPS32_R5_XPA 1792 config CPU_MIPS32_R5_XPA
1743 bool "Extended Physical Addressing (X 1793 bool "Extended Physical Addressing (XPA)"
1744 depends on CPU_MIPS32_R5_FEATURES 1794 depends on CPU_MIPS32_R5_FEATURES
1745 depends on !EVA 1795 depends on !EVA
1746 depends on !PAGE_SIZE_4KB 1796 depends on !PAGE_SIZE_4KB
1747 depends on SYS_SUPPORTS_HIGHMEM 1797 depends on SYS_SUPPORTS_HIGHMEM
1748 select XPA 1798 select XPA
1749 select HIGHMEM 1799 select HIGHMEM
1750 select PHYS_ADDR_T_64BIT 1800 select PHYS_ADDR_T_64BIT
1751 default n 1801 default n
1752 help 1802 help
1753 Choose this option if you want to e 1803 Choose this option if you want to enable the Extended Physical
1754 Addressing (XPA) on your MIPS32 cor 1804 Addressing (XPA) on your MIPS32 core (such as P5600 series). The
1755 benefit is to increase physical add 1805 benefit is to increase physical addressing equal to or greater
1756 than 40 bits. Note that this has th 1806 than 40 bits. Note that this has the side effect of turning on
1757 64-bit addressing which in turn mak 1807 64-bit addressing which in turn makes the PTEs 64-bit in size.
1758 If unsure, say 'N' here. 1808 If unsure, say 'N' here.
1759 1809
1760 if CPU_LOONGSON2F 1810 if CPU_LOONGSON2F
1761 config CPU_NOP_WORKAROUNDS 1811 config CPU_NOP_WORKAROUNDS
1762 bool 1812 bool
1763 1813
1764 config CPU_JUMP_WORKAROUNDS 1814 config CPU_JUMP_WORKAROUNDS
1765 bool 1815 bool
1766 1816
1767 config CPU_LOONGSON2F_WORKAROUNDS 1817 config CPU_LOONGSON2F_WORKAROUNDS
1768 bool "Loongson 2F Workarounds" 1818 bool "Loongson 2F Workarounds"
1769 default y 1819 default y
1770 select CPU_NOP_WORKAROUNDS 1820 select CPU_NOP_WORKAROUNDS
1771 select CPU_JUMP_WORKAROUNDS 1821 select CPU_JUMP_WORKAROUNDS
1772 help 1822 help
1773 Loongson 2F01 / 2F02 processors hav 1823 Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1774 require workarounds. Without worka 1824 require workarounds. Without workarounds the system may hang
1775 unexpectedly. For more information 1825 unexpectedly. For more information please refer to the gas
1776 -mfix-loongson2f-nop and -mfix-loon 1826 -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1777 1827
1778 Loongson 2F03 and later have fixed 1828 Loongson 2F03 and later have fixed these issues and no workarounds
1779 are needed. The workarounds have n 1829 are needed. The workarounds have no significant side effect on them
1780 but may decrease the performance of 1830 but may decrease the performance of the system so this option should
1781 be disabled unless the kernel is in 1831 be disabled unless the kernel is intended to be run on 2F01 or 2F02
1782 systems. 1832 systems.
1783 1833
1784 If unsure, please say Y. 1834 If unsure, please say Y.
1785 endif # CPU_LOONGSON2F 1835 endif # CPU_LOONGSON2F
1786 1836
1787 config SYS_SUPPORTS_ZBOOT 1837 config SYS_SUPPORTS_ZBOOT
1788 bool 1838 bool
1789 select HAVE_KERNEL_GZIP 1839 select HAVE_KERNEL_GZIP
1790 select HAVE_KERNEL_BZIP2 1840 select HAVE_KERNEL_BZIP2
1791 select HAVE_KERNEL_LZ4 1841 select HAVE_KERNEL_LZ4
1792 select HAVE_KERNEL_LZMA 1842 select HAVE_KERNEL_LZMA
1793 select HAVE_KERNEL_LZO 1843 select HAVE_KERNEL_LZO
1794 select HAVE_KERNEL_XZ 1844 select HAVE_KERNEL_XZ
1795 select HAVE_KERNEL_ZSTD <<
1796 1845
1797 config SYS_SUPPORTS_ZBOOT_UART16550 1846 config SYS_SUPPORTS_ZBOOT_UART16550
1798 bool 1847 bool
1799 select SYS_SUPPORTS_ZBOOT 1848 select SYS_SUPPORTS_ZBOOT
1800 1849
1801 config SYS_SUPPORTS_ZBOOT_UART_PROM 1850 config SYS_SUPPORTS_ZBOOT_UART_PROM
1802 bool 1851 bool
1803 select SYS_SUPPORTS_ZBOOT 1852 select SYS_SUPPORTS_ZBOOT
1804 1853
1805 config CPU_LOONGSON2EF !! 1854 config CPU_LOONGSON2
1806 bool 1855 bool
1807 select CPU_SUPPORTS_32BIT_KERNEL 1856 select CPU_SUPPORTS_32BIT_KERNEL
1808 select CPU_SUPPORTS_64BIT_KERNEL 1857 select CPU_SUPPORTS_64BIT_KERNEL
1809 select CPU_SUPPORTS_HIGHMEM 1858 select CPU_SUPPORTS_HIGHMEM
1810 select CPU_SUPPORTS_HUGEPAGES 1859 select CPU_SUPPORTS_HUGEPAGES
>> 1860 select ARCH_HAS_PHYS_TO_DMA
>> 1861 select CPU_HAS_LOAD_STORE_LR
1811 1862
1812 config CPU_LOONGSON32 !! 1863 config CPU_LOONGSON1
1813 bool 1864 bool
1814 select CPU_MIPS32 1865 select CPU_MIPS32
1815 select CPU_MIPSR2 !! 1866 select CPU_MIPSR1
1816 select CPU_HAS_PREFETCH 1867 select CPU_HAS_PREFETCH
>> 1868 select CPU_HAS_LOAD_STORE_LR
1817 select CPU_SUPPORTS_32BIT_KERNEL 1869 select CPU_SUPPORTS_32BIT_KERNEL
1818 select CPU_SUPPORTS_HIGHMEM 1870 select CPU_SUPPORTS_HIGHMEM
1819 select CPU_SUPPORTS_CPUFREQ 1871 select CPU_SUPPORTS_CPUFREQ
1820 1872
1821 config CPU_BMIPS32_3300 1873 config CPU_BMIPS32_3300
1822 select SMP_UP if SMP 1874 select SMP_UP if SMP
1823 bool 1875 bool
1824 1876
1825 config CPU_BMIPS4350 1877 config CPU_BMIPS4350
1826 bool 1878 bool
1827 select SYS_SUPPORTS_SMP 1879 select SYS_SUPPORTS_SMP
1828 select SYS_SUPPORTS_HOTPLUG_CPU 1880 select SYS_SUPPORTS_HOTPLUG_CPU
1829 1881
1830 config CPU_BMIPS4380 1882 config CPU_BMIPS4380
1831 bool 1883 bool
1832 select MIPS_L1_CACHE_SHIFT_6 1884 select MIPS_L1_CACHE_SHIFT_6
1833 select SYS_SUPPORTS_SMP 1885 select SYS_SUPPORTS_SMP
1834 select SYS_SUPPORTS_HOTPLUG_CPU 1886 select SYS_SUPPORTS_HOTPLUG_CPU
1835 select CPU_HAS_RIXI 1887 select CPU_HAS_RIXI
1836 1888
1837 config CPU_BMIPS5000 1889 config CPU_BMIPS5000
1838 bool 1890 bool
1839 select MIPS_CPU_SCACHE 1891 select MIPS_CPU_SCACHE
1840 select MIPS_L1_CACHE_SHIFT_7 1892 select MIPS_L1_CACHE_SHIFT_7
1841 select SYS_SUPPORTS_SMP 1893 select SYS_SUPPORTS_SMP
1842 select SYS_SUPPORTS_HOTPLUG_CPU 1894 select SYS_SUPPORTS_HOTPLUG_CPU
1843 select CPU_HAS_RIXI 1895 select CPU_HAS_RIXI
1844 1896
1845 config SYS_HAS_CPU_LOONGSON64 !! 1897 config SYS_HAS_CPU_LOONGSON3
1846 bool 1898 bool
1847 select CPU_SUPPORTS_CPUFREQ 1899 select CPU_SUPPORTS_CPUFREQ
1848 select CPU_HAS_RIXI 1900 select CPU_HAS_RIXI
1849 1901
1850 config SYS_HAS_CPU_LOONGSON2E 1902 config SYS_HAS_CPU_LOONGSON2E
1851 bool 1903 bool
1852 1904
1853 config SYS_HAS_CPU_LOONGSON2F 1905 config SYS_HAS_CPU_LOONGSON2F
1854 bool 1906 bool
1855 select CPU_SUPPORTS_CPUFREQ 1907 select CPU_SUPPORTS_CPUFREQ
1856 select CPU_SUPPORTS_ADDRWINCFG if 64B 1908 select CPU_SUPPORTS_ADDRWINCFG if 64BIT
>> 1909 select CPU_SUPPORTS_UNCACHED_ACCELERATED
1857 1910
1858 config SYS_HAS_CPU_LOONGSON1B 1911 config SYS_HAS_CPU_LOONGSON1B
1859 bool 1912 bool
1860 1913
1861 config SYS_HAS_CPU_LOONGSON1C 1914 config SYS_HAS_CPU_LOONGSON1C
1862 bool 1915 bool
1863 1916
1864 config SYS_HAS_CPU_MIPS32_R1 1917 config SYS_HAS_CPU_MIPS32_R1
1865 bool 1918 bool
1866 1919
1867 config SYS_HAS_CPU_MIPS32_R2 1920 config SYS_HAS_CPU_MIPS32_R2
1868 bool 1921 bool
1869 1922
1870 config SYS_HAS_CPU_MIPS32_R3_5 1923 config SYS_HAS_CPU_MIPS32_R3_5
1871 bool 1924 bool
1872 1925
1873 config SYS_HAS_CPU_MIPS32_R5 1926 config SYS_HAS_CPU_MIPS32_R5
1874 bool 1927 bool
1875 1928
1876 config SYS_HAS_CPU_MIPS32_R6 1929 config SYS_HAS_CPU_MIPS32_R6
1877 bool 1930 bool
1878 1931
1879 config SYS_HAS_CPU_MIPS64_R1 1932 config SYS_HAS_CPU_MIPS64_R1
1880 bool 1933 bool
1881 1934
1882 config SYS_HAS_CPU_MIPS64_R2 1935 config SYS_HAS_CPU_MIPS64_R2
1883 bool 1936 bool
1884 1937
1885 config SYS_HAS_CPU_MIPS64_R5 !! 1938 config SYS_HAS_CPU_MIPS64_R6
1886 bool 1939 bool
1887 1940
1888 config SYS_HAS_CPU_MIPS64_R6 !! 1941 config SYS_HAS_CPU_R3000
1889 bool 1942 bool
1890 1943
1891 config SYS_HAS_CPU_P5600 !! 1944 config SYS_HAS_CPU_TX39XX
1892 bool 1945 bool
1893 1946
1894 config SYS_HAS_CPU_R3000 !! 1947 config SYS_HAS_CPU_VR41XX
1895 bool 1948 bool
1896 1949
1897 config SYS_HAS_CPU_R4300 1950 config SYS_HAS_CPU_R4300
1898 bool 1951 bool
1899 1952
1900 config SYS_HAS_CPU_R4X00 1953 config SYS_HAS_CPU_R4X00
1901 bool 1954 bool
1902 1955
1903 config SYS_HAS_CPU_TX49XX 1956 config SYS_HAS_CPU_TX49XX
1904 bool 1957 bool
1905 1958
1906 config SYS_HAS_CPU_R5000 1959 config SYS_HAS_CPU_R5000
1907 bool 1960 bool
1908 1961
>> 1962 config SYS_HAS_CPU_R5432
>> 1963 bool
>> 1964
1909 config SYS_HAS_CPU_R5500 1965 config SYS_HAS_CPU_R5500
1910 bool 1966 bool
1911 1967
1912 config SYS_HAS_CPU_NEVADA 1968 config SYS_HAS_CPU_NEVADA
1913 bool 1969 bool
1914 1970
>> 1971 config SYS_HAS_CPU_R8000
>> 1972 bool
>> 1973
1915 config SYS_HAS_CPU_R10000 1974 config SYS_HAS_CPU_R10000
1916 bool 1975 bool
1917 1976
1918 config SYS_HAS_CPU_RM7000 1977 config SYS_HAS_CPU_RM7000
1919 bool 1978 bool
1920 1979
1921 config SYS_HAS_CPU_SB1 1980 config SYS_HAS_CPU_SB1
1922 bool 1981 bool
1923 1982
1924 config SYS_HAS_CPU_CAVIUM_OCTEON 1983 config SYS_HAS_CPU_CAVIUM_OCTEON
1925 bool 1984 bool
1926 1985
1927 config SYS_HAS_CPU_BMIPS 1986 config SYS_HAS_CPU_BMIPS
1928 bool 1987 bool
1929 1988
1930 config SYS_HAS_CPU_BMIPS32_3300 1989 config SYS_HAS_CPU_BMIPS32_3300
1931 bool 1990 bool
1932 select SYS_HAS_CPU_BMIPS 1991 select SYS_HAS_CPU_BMIPS
1933 1992
1934 config SYS_HAS_CPU_BMIPS4350 1993 config SYS_HAS_CPU_BMIPS4350
1935 bool 1994 bool
1936 select SYS_HAS_CPU_BMIPS 1995 select SYS_HAS_CPU_BMIPS
1937 1996
1938 config SYS_HAS_CPU_BMIPS4380 1997 config SYS_HAS_CPU_BMIPS4380
1939 bool 1998 bool
1940 select SYS_HAS_CPU_BMIPS 1999 select SYS_HAS_CPU_BMIPS
1941 2000
1942 config SYS_HAS_CPU_BMIPS5000 2001 config SYS_HAS_CPU_BMIPS5000
1943 bool 2002 bool
1944 select SYS_HAS_CPU_BMIPS 2003 select SYS_HAS_CPU_BMIPS
1945 2004
>> 2005 config SYS_HAS_CPU_XLR
>> 2006 bool
>> 2007
>> 2008 config SYS_HAS_CPU_XLP
>> 2009 bool
>> 2010
1946 # 2011 #
1947 # CPU may reorder R->R, R->W, W->R, W->W 2012 # CPU may reorder R->R, R->W, W->R, W->W
1948 # Reordering beyond LL and SC is handled in W 2013 # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
1949 # 2014 #
1950 config WEAK_ORDERING 2015 config WEAK_ORDERING
1951 bool 2016 bool
1952 2017
1953 # 2018 #
1954 # CPU may reorder reads and writes beyond LL/ 2019 # CPU may reorder reads and writes beyond LL/SC
1955 # CPU may reorder R->LL, R->LL, W->LL, W->LL, 2020 # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
1956 # 2021 #
1957 config WEAK_REORDERING_BEYOND_LLSC 2022 config WEAK_REORDERING_BEYOND_LLSC
1958 bool 2023 bool
1959 endmenu 2024 endmenu
1960 2025
1961 # 2026 #
1962 # These two indicate any level of the MIPS32 2027 # These two indicate any level of the MIPS32 and MIPS64 architecture
1963 # 2028 #
1964 config CPU_MIPS32 2029 config CPU_MIPS32
1965 bool 2030 bool
1966 default y if CPU_MIPS32_R1 || CPU_MIP !! 2031 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
1967 CPU_MIPS32_R6 || CPU_P56 <<
1968 2032
1969 config CPU_MIPS64 2033 config CPU_MIPS64
1970 bool 2034 bool
1971 default y if CPU_MIPS64_R1 || CPU_MIP !! 2035 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
1972 CPU_MIPS64_R6 || CPU_LOO <<
1973 2036
1974 # 2037 #
1975 # These indicate the revision of the architec !! 2038 # These two indicate the revision of the architecture, either Release 1 or Release 2
1976 # 2039 #
1977 config CPU_MIPSR1 2040 config CPU_MIPSR1
1978 bool 2041 bool
1979 default y if CPU_MIPS32_R1 || CPU_MIP 2042 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
1980 2043
1981 config CPU_MIPSR2 2044 config CPU_MIPSR2
1982 bool 2045 bool
1983 default y if CPU_MIPS32_R2 || CPU_MIP 2046 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1984 select CPU_HAS_RIXI 2047 select CPU_HAS_RIXI
1985 select CPU_HAS_DIEI if !CPU_DIEI_BROK <<
1986 select MIPS_SPRAM <<
1987 <<
1988 config CPU_MIPSR5 <<
1989 bool <<
1990 default y if CPU_MIPS32_R5 || CPU_MIP <<
1991 select CPU_HAS_RIXI <<
1992 select CPU_HAS_DIEI if !CPU_DIEI_BROK <<
1993 select MIPS_SPRAM 2048 select MIPS_SPRAM
1994 2049
1995 config CPU_MIPSR6 2050 config CPU_MIPSR6
1996 bool 2051 bool
1997 default y if CPU_MIPS32_R6 || CPU_MIP 2052 default y if CPU_MIPS32_R6 || CPU_MIPS64_R6
1998 select CPU_HAS_RIXI 2053 select CPU_HAS_RIXI
1999 select CPU_HAS_DIEI if !CPU_DIEI_BROK <<
2000 select HAVE_ARCH_BITREVERSE 2054 select HAVE_ARCH_BITREVERSE
2001 select MIPS_ASID_BITS_VARIABLE 2055 select MIPS_ASID_BITS_VARIABLE
2002 select MIPS_CRC_SUPPORT 2056 select MIPS_CRC_SUPPORT
2003 select MIPS_SPRAM 2057 select MIPS_SPRAM
2004 2058
2005 config TARGET_ISA_REV <<
2006 int <<
2007 default 1 if CPU_MIPSR1 <<
2008 default 2 if CPU_MIPSR2 <<
2009 default 5 if CPU_MIPSR5 <<
2010 default 6 if CPU_MIPSR6 <<
2011 default 0 <<
2012 help <<
2013 Reflects the ISA revision being tar <<
2014 is effectively the Kconfig equivale <<
2015 <<
2016 config EVA 2059 config EVA
2017 bool 2060 bool
2018 2061
2019 config XPA 2062 config XPA
2020 bool 2063 bool
2021 2064
2022 config SYS_SUPPORTS_32BIT_KERNEL 2065 config SYS_SUPPORTS_32BIT_KERNEL
2023 bool 2066 bool
2024 config SYS_SUPPORTS_64BIT_KERNEL 2067 config SYS_SUPPORTS_64BIT_KERNEL
2025 bool 2068 bool
2026 config CPU_SUPPORTS_32BIT_KERNEL 2069 config CPU_SUPPORTS_32BIT_KERNEL
2027 bool 2070 bool
2028 config CPU_SUPPORTS_64BIT_KERNEL 2071 config CPU_SUPPORTS_64BIT_KERNEL
2029 bool 2072 bool
2030 config CPU_SUPPORTS_CPUFREQ 2073 config CPU_SUPPORTS_CPUFREQ
2031 bool 2074 bool
2032 config CPU_SUPPORTS_ADDRWINCFG 2075 config CPU_SUPPORTS_ADDRWINCFG
2033 bool 2076 bool
2034 config CPU_SUPPORTS_HUGEPAGES 2077 config CPU_SUPPORTS_HUGEPAGES
2035 bool 2078 bool
2036 depends on !(32BIT && (PHYS_ADDR_T_64 !! 2079 config CPU_SUPPORTS_UNCACHED_ACCELERATED
2037 config CPU_SUPPORTS_VZ <<
2038 bool 2080 bool
2039 config MIPS_PGD_C0_CONTEXT 2081 config MIPS_PGD_C0_CONTEXT
2040 bool 2082 bool
2041 depends on 64BIT !! 2083 default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP
2042 default y if (CPU_MIPSR2 || CPU_MIPSR <<
2043 2084
2044 # 2085 #
2045 # Set to y for ptrace access to watch registe 2086 # Set to y for ptrace access to watch registers.
2046 # 2087 #
2047 config HARDWARE_WATCHPOINTS 2088 config HARDWARE_WATCHPOINTS
2048 bool !! 2089 bool
2049 default y if CPU_MIPSR1 || CPU_MIPSR2 !! 2090 default y if CPU_MIPSR1 || CPU_MIPSR2 || CPU_MIPSR6
2050 2091
2051 menu "Kernel type" 2092 menu "Kernel type"
2052 2093
2053 choice 2094 choice
2054 prompt "Kernel code model" 2095 prompt "Kernel code model"
2055 help 2096 help
2056 You should only select this option 2097 You should only select this option if you have a workload that
2057 actually benefits from 64-bit proce 2098 actually benefits from 64-bit processing or if your machine has
2058 large memory. You will only be pre 2099 large memory. You will only be presented a single option in this
2059 menu if your system does not suppor 2100 menu if your system does not support both 32-bit and 64-bit kernels.
2060 2101
2061 config 32BIT 2102 config 32BIT
2062 bool "32-bit kernel" 2103 bool "32-bit kernel"
2063 depends on CPU_SUPPORTS_32BIT_KERNEL 2104 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
2064 select TRAD_SIGNALS 2105 select TRAD_SIGNALS
2065 help 2106 help
2066 Select this option if you want to b 2107 Select this option if you want to build a 32-bit kernel.
2067 2108
2068 config 64BIT 2109 config 64BIT
2069 bool "64-bit kernel" 2110 bool "64-bit kernel"
2070 depends on CPU_SUPPORTS_64BIT_KERNEL 2111 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
2071 help 2112 help
2072 Select this option if you want to b 2113 Select this option if you want to build a 64-bit kernel.
2073 2114
2074 endchoice 2115 endchoice
2075 2116
>> 2117 config KVM_GUEST
>> 2118 bool "KVM Guest Kernel"
>> 2119 depends on BROKEN_ON_SMP
>> 2120 help
>> 2121 Select this option if building a guest kernel for KVM (Trap & Emulate)
>> 2122 mode.
>> 2123
>> 2124 config KVM_GUEST_TIMER_FREQ
>> 2125 int "Count/Compare Timer Frequency (MHz)"
>> 2126 depends on KVM_GUEST
>> 2127 default 100
>> 2128 help
>> 2129 Set this to non-zero if building a guest kernel for KVM to skip RTC
>> 2130 emulation when determining guest CPU Frequency. Instead, the guest's
>> 2131 timer frequency is specified directly.
>> 2132
2076 config MIPS_VA_BITS_48 2133 config MIPS_VA_BITS_48
2077 bool "48 bits virtual memory" 2134 bool "48 bits virtual memory"
2078 depends on 64BIT 2135 depends on 64BIT
2079 help 2136 help
2080 Support a maximum at least 48 bits 2137 Support a maximum at least 48 bits of application virtual
2081 memory. Default is 40 bits or less 2138 memory. Default is 40 bits or less, depending on the CPU.
2082 For page sizes 16k and above, this 2139 For page sizes 16k and above, this option results in a small
2083 memory overhead for page tables. F 2140 memory overhead for page tables. For 4k page size, a fourth
2084 level of page tables is added which 2141 level of page tables is added which imposes both a memory
2085 overhead as well as slower TLB faul 2142 overhead as well as slower TLB fault handling.
2086 2143
2087 If unsure, say N. 2144 If unsure, say N.
2088 2145
2089 config ZBOOT_LOAD_ADDRESS !! 2146 choice
2090 hex "Compressed kernel load address" !! 2147 prompt "Kernel page size"
2091 default 0xffffffff80400000 if BCM47XX !! 2148 default PAGE_SIZE_4KB
2092 default 0x0 !! 2149
2093 depends on SYS_SUPPORTS_ZBOOT !! 2150 config PAGE_SIZE_4KB
2094 help !! 2151 bool "4kB"
2095 The address to load compressed kern !! 2152 depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
>> 2153 help
>> 2154 This option select the standard 4kB Linux page size. On some
>> 2155 R3000-family processors this is the only available page size. Using
>> 2156 4kB page size will minimize memory consumption and is therefore
>> 2157 recommended for low memory systems.
>> 2158
>> 2159 config PAGE_SIZE_8KB
>> 2160 bool "8kB"
>> 2161 depends on CPU_R8000 || CPU_CAVIUM_OCTEON
>> 2162 depends on !MIPS_VA_BITS_48
>> 2163 help
>> 2164 Using 8kB page size will result in higher performance kernel at
>> 2165 the price of higher memory consumption. This option is available
>> 2166 only on R8000 and cnMIPS processors. Note that you will need a
>> 2167 suitable Linux distribution to support this.
>> 2168
>> 2169 config PAGE_SIZE_16KB
>> 2170 bool "16kB"
>> 2171 depends on !CPU_R3000 && !CPU_TX39XX
>> 2172 help
>> 2173 Using 16kB page size will result in higher performance kernel at
>> 2174 the price of higher memory consumption. This option is available on
>> 2175 all non-R3000 family processors. Note that you will need a suitable
>> 2176 Linux distribution to support this.
>> 2177
>> 2178 config PAGE_SIZE_32KB
>> 2179 bool "32kB"
>> 2180 depends on CPU_CAVIUM_OCTEON
>> 2181 depends on !MIPS_VA_BITS_48
>> 2182 help
>> 2183 Using 32kB page size will result in higher performance kernel at
>> 2184 the price of higher memory consumption. This option is available
>> 2185 only on cnMIPS cores. Note that you will need a suitable Linux
>> 2186 distribution to support this.
>> 2187
>> 2188 config PAGE_SIZE_64KB
>> 2189 bool "64kB"
>> 2190 depends on !CPU_R3000 && !CPU_TX39XX
>> 2191 help
>> 2192 Using 64kB page size will result in higher performance kernel at
>> 2193 the price of higher memory consumption. This option is available on
>> 2194 all non-R3000 family processor. Not that at the time of this
>> 2195 writing this option is still high experimental.
2096 2196
2097 This is only used if non-zero. !! 2197 endchoice
2098 2198
2099 config ARCH_FORCE_MAX_ORDER !! 2199 config FORCE_MAX_ZONEORDER
2100 int "Maximum zone order" 2200 int "Maximum zone order"
2101 default "13" if MIPS_HUGE_TLB_SUPPORT !! 2201 range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2102 default "12" if MIPS_HUGE_TLB_SUPPORT !! 2202 default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2103 default "11" if MIPS_HUGE_TLB_SUPPORT !! 2203 range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2104 default "10" !! 2204 default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
>> 2205 range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2206 default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2207 range 11 64
>> 2208 default "11"
2105 help 2209 help
2106 The kernel memory allocator divides 2210 The kernel memory allocator divides physically contiguous memory
2107 blocks into "zones", where each zon 2211 blocks into "zones", where each zone is a power of two number of
2108 pages. This option selects the lar 2212 pages. This option selects the largest power of two that the kernel
2109 keeps in the memory allocator. If 2213 keeps in the memory allocator. If you need to allocate very large
2110 blocks of physically contiguous mem 2214 blocks of physically contiguous memory, then you may need to
2111 increase this value. 2215 increase this value.
2112 2216
>> 2217 This config option is actually maximum order plus one. For example,
>> 2218 a value of 11 means that the largest free memory block is 2^10 pages.
>> 2219
2113 The page size is not necessarily 4K 2220 The page size is not necessarily 4KB. Keep this in mind
2114 when choosing a value for this opti 2221 when choosing a value for this option.
2115 2222
2116 config BOARD_SCACHE 2223 config BOARD_SCACHE
2117 bool 2224 bool
2118 2225
2119 config IP22_CPU_SCACHE 2226 config IP22_CPU_SCACHE
2120 bool 2227 bool
2121 select BOARD_SCACHE 2228 select BOARD_SCACHE
2122 2229
2123 # 2230 #
2124 # Support for a MIPS32 / MIPS64 style S-cache 2231 # Support for a MIPS32 / MIPS64 style S-caches
2125 # 2232 #
2126 config MIPS_CPU_SCACHE 2233 config MIPS_CPU_SCACHE
2127 bool 2234 bool
2128 select BOARD_SCACHE 2235 select BOARD_SCACHE
2129 2236
2130 config R5000_CPU_SCACHE 2237 config R5000_CPU_SCACHE
2131 bool 2238 bool
2132 select BOARD_SCACHE 2239 select BOARD_SCACHE
2133 2240
2134 config RM7000_CPU_SCACHE 2241 config RM7000_CPU_SCACHE
2135 bool 2242 bool
2136 select BOARD_SCACHE 2243 select BOARD_SCACHE
2137 2244
2138 config SIBYTE_DMA_PAGEOPS 2245 config SIBYTE_DMA_PAGEOPS
2139 bool "Use DMA to clear/copy pages" 2246 bool "Use DMA to clear/copy pages"
2140 depends on CPU_SB1 2247 depends on CPU_SB1
2141 help 2248 help
2142 Instead of using the CPU to zero an 2249 Instead of using the CPU to zero and copy pages, use a Data Mover
2143 channel. These DMA channels are ot 2250 channel. These DMA channels are otherwise unused by the standard
2144 SiByte Linux port. Seems to give a 2251 SiByte Linux port. Seems to give a small performance benefit.
2145 2252
2146 config CPU_HAS_PREFETCH 2253 config CPU_HAS_PREFETCH
2147 bool 2254 bool
2148 2255
2149 config CPU_GENERIC_DUMP_TLB 2256 config CPU_GENERIC_DUMP_TLB
2150 bool 2257 bool
2151 default y if !CPU_R3000 !! 2258 default y if !(CPU_R3000 || CPU_R8000 || CPU_TX39XX)
2152 <<
2153 config MIPS_FP_SUPPORT <<
2154 bool "Floating Point support" if EXPE <<
2155 default y <<
2156 help <<
2157 Select y to include support for flo <<
2158 including initialization of FPU har <<
2159 and emulation of an FPU where neces <<
2160 userland program attempting to use <<
2161 receive a SIGILL. <<
2162 <<
2163 If you know that your userland will <<
2164 instructions then you can say n her <<
2165 <<
2166 If unsure, say y. <<
2167 <<
2168 config CPU_R2300_FPU <<
2169 bool <<
2170 depends on MIPS_FP_SUPPORT <<
2171 default y if CPU_R3000 <<
2172 <<
2173 config CPU_R3K_TLB <<
2174 bool <<
2175 2259
2176 config CPU_R4K_FPU 2260 config CPU_R4K_FPU
2177 bool 2261 bool
2178 depends on MIPS_FP_SUPPORT !! 2262 default y if !(CPU_R3000 || CPU_TX39XX)
2179 default y if !CPU_R2300_FPU <<
2180 2263
2181 config CPU_R4K_CACHE_TLB 2264 config CPU_R4K_CACHE_TLB
2182 bool 2265 bool
2183 default y if !(CPU_R3K_TLB || CPU_SB1 !! 2266 default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
2184 2267
2185 config MIPS_MT_SMP 2268 config MIPS_MT_SMP
2186 bool "MIPS MT SMP support (1 TC on ea 2269 bool "MIPS MT SMP support (1 TC on each available VPE)"
2187 default y 2270 default y
2188 depends on TARGET_ISA_REV > 0 && TARG !! 2271 depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6 && !CPU_MICROMIPS
2189 depends on SYS_SUPPORTS_MULTITHREADIN <<
2190 select CPU_MIPSR2_IRQ_VI 2272 select CPU_MIPSR2_IRQ_VI
2191 select CPU_MIPSR2_IRQ_EI 2273 select CPU_MIPSR2_IRQ_EI
2192 select SYNC_R4K 2274 select SYNC_R4K
2193 select MIPS_MT 2275 select MIPS_MT
2194 select SMP 2276 select SMP
2195 select SMP_UP 2277 select SMP_UP
2196 select SYS_SUPPORTS_SMP 2278 select SYS_SUPPORTS_SMP
2197 select SYS_SUPPORTS_SCHED_SMT 2279 select SYS_SUPPORTS_SCHED_SMT
2198 select MIPS_PERF_SHARED_TC_COUNTERS 2280 select MIPS_PERF_SHARED_TC_COUNTERS
2199 help 2281 help
2200 This is a kernel model which is kno 2282 This is a kernel model which is known as SMVP. This is supported
2201 on cores with the MT ASE and uses t 2283 on cores with the MT ASE and uses the available VPEs to implement
2202 virtual processors which supports S 2284 virtual processors which supports SMP. This is equivalent to the
2203 Intel Hyperthreading feature. For f 2285 Intel Hyperthreading feature. For further information go to
2204 <http://www.imgtec.com/mips/mips-mu 2286 <http://www.imgtec.com/mips/mips-multithreading.asp>.
2205 2287
2206 config MIPS_MT 2288 config MIPS_MT
2207 bool 2289 bool
2208 2290
2209 config SCHED_SMT 2291 config SCHED_SMT
2210 bool "SMT (multithreading) scheduler 2292 bool "SMT (multithreading) scheduler support"
2211 depends on SYS_SUPPORTS_SCHED_SMT 2293 depends on SYS_SUPPORTS_SCHED_SMT
2212 default n 2294 default n
2213 help 2295 help
2214 SMT scheduler support improves the 2296 SMT scheduler support improves the CPU scheduler's decision making
2215 when dealing with MIPS MT enabled c 2297 when dealing with MIPS MT enabled cores at a cost of slightly
2216 increased overhead in some places. 2298 increased overhead in some places. If unsure say N here.
2217 2299
2218 config SYS_SUPPORTS_SCHED_SMT 2300 config SYS_SUPPORTS_SCHED_SMT
2219 bool 2301 bool
2220 2302
2221 config SYS_SUPPORTS_MULTITHREADING 2303 config SYS_SUPPORTS_MULTITHREADING
2222 bool 2304 bool
2223 2305
2224 config MIPS_MT_FPAFF 2306 config MIPS_MT_FPAFF
2225 bool "Dynamic FPU affinity for FP-int 2307 bool "Dynamic FPU affinity for FP-intensive threads"
2226 default y 2308 default y
2227 depends on MIPS_MT_SMP 2309 depends on MIPS_MT_SMP
2228 2310
2229 config MIPSR2_TO_R6_EMULATOR 2311 config MIPSR2_TO_R6_EMULATOR
2230 bool "MIPS R2-to-R6 emulator" 2312 bool "MIPS R2-to-R6 emulator"
2231 depends on CPU_MIPSR6 2313 depends on CPU_MIPSR6
2232 depends on MIPS_FP_SUPPORT <<
2233 default y 2314 default y
2234 help 2315 help
2235 Choose this option if you want to r 2316 Choose this option if you want to run non-R6 MIPS userland code.
2236 Even if you say 'Y' here, the emula 2317 Even if you say 'Y' here, the emulator will still be disabled by
2237 default. You can enable it using th 2318 default. You can enable it using the 'mipsr2emu' kernel option.
2238 The only reason this is a build-tim 2319 The only reason this is a build-time option is to save ~14K from the
2239 final kernel image. 2320 final kernel image.
2240 2321
2241 config SYS_SUPPORTS_VPE_LOADER 2322 config SYS_SUPPORTS_VPE_LOADER
2242 bool 2323 bool
2243 depends on SYS_SUPPORTS_MULTITHREADIN 2324 depends on SYS_SUPPORTS_MULTITHREADING
2244 help 2325 help
2245 Indicates that the platform support 2326 Indicates that the platform supports the VPE loader, and provides
2246 physical_memsize. 2327 physical_memsize.
2247 2328
2248 config MIPS_VPE_LOADER 2329 config MIPS_VPE_LOADER
2249 bool "VPE loader support." 2330 bool "VPE loader support."
2250 depends on SYS_SUPPORTS_VPE_LOADER && 2331 depends on SYS_SUPPORTS_VPE_LOADER && MODULES
2251 select CPU_MIPSR2_IRQ_VI 2332 select CPU_MIPSR2_IRQ_VI
2252 select CPU_MIPSR2_IRQ_EI 2333 select CPU_MIPSR2_IRQ_EI
2253 select MIPS_MT 2334 select MIPS_MT
2254 help 2335 help
2255 Includes a loader for loading an el 2336 Includes a loader for loading an elf relocatable object
2256 onto another VPE and running it. 2337 onto another VPE and running it.
2257 2338
>> 2339 config MIPS_VPE_LOADER_CMP
>> 2340 bool
>> 2341 default "y"
>> 2342 depends on MIPS_VPE_LOADER && MIPS_CMP
>> 2343
2258 config MIPS_VPE_LOADER_MT 2344 config MIPS_VPE_LOADER_MT
2259 bool 2345 bool
2260 default "y" 2346 default "y"
2261 depends on MIPS_VPE_LOADER !! 2347 depends on MIPS_VPE_LOADER && !MIPS_CMP
2262 2348
2263 config MIPS_VPE_LOADER_TOM 2349 config MIPS_VPE_LOADER_TOM
2264 bool "Load VPE program into memory hi 2350 bool "Load VPE program into memory hidden from linux"
2265 depends on MIPS_VPE_LOADER 2351 depends on MIPS_VPE_LOADER
2266 default y 2352 default y
2267 help 2353 help
2268 The loader can use memory that is p 2354 The loader can use memory that is present but has been hidden from
2269 Linux using the kernel command line 2355 Linux using the kernel command line option "mem=xxMB". It's up to
2270 you to ensure the amount you put in 2356 you to ensure the amount you put in the option and the space your
2271 program requires is less or equal t 2357 program requires is less or equal to the amount physically present.
2272 2358
2273 config MIPS_VPE_APSP_API 2359 config MIPS_VPE_APSP_API
2274 bool "Enable support for AP/SP API (R 2360 bool "Enable support for AP/SP API (RTLX)"
2275 depends on MIPS_VPE_LOADER 2361 depends on MIPS_VPE_LOADER
2276 2362
>> 2363 config MIPS_VPE_APSP_API_CMP
>> 2364 bool
>> 2365 default "y"
>> 2366 depends on MIPS_VPE_APSP_API && MIPS_CMP
>> 2367
2277 config MIPS_VPE_APSP_API_MT 2368 config MIPS_VPE_APSP_API_MT
2278 bool 2369 bool
2279 default "y" 2370 default "y"
2280 depends on MIPS_VPE_APSP_API !! 2371 depends on MIPS_VPE_APSP_API && !MIPS_CMP
>> 2372
>> 2373 config MIPS_CMP
>> 2374 bool "MIPS CMP framework support (DEPRECATED)"
>> 2375 depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6
>> 2376 select SMP
>> 2377 select SYNC_R4K
>> 2378 select SYS_SUPPORTS_SMP
>> 2379 select WEAK_ORDERING
>> 2380 default n
>> 2381 help
>> 2382 Select this if you are using a bootloader which implements the "CMP
>> 2383 framework" protocol (ie. YAMON) and want your kernel to make use of
>> 2384 its ability to start secondary CPUs.
>> 2385
>> 2386 Unless you have a specific need, you should use CONFIG_MIPS_CPS
>> 2387 instead of this.
2281 2388
2282 config MIPS_CPS 2389 config MIPS_CPS
2283 bool "MIPS Coherent Processing System 2390 bool "MIPS Coherent Processing System support"
2284 depends on SYS_SUPPORTS_MIPS_CPS 2391 depends on SYS_SUPPORTS_MIPS_CPS
2285 select MIPS_CM 2392 select MIPS_CM
2286 select MIPS_CPS_PM if HOTPLUG_CPU 2393 select MIPS_CPS_PM if HOTPLUG_CPU
2287 select SMP 2394 select SMP
2288 select HOTPLUG_CORE_SYNC_DEAD if HOTP <<
2289 select SYNC_R4K if (CEVT_R4K || CSRC_ 2395 select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
2290 select SYS_SUPPORTS_HOTPLUG_CPU 2396 select SYS_SUPPORTS_HOTPLUG_CPU
2291 select SYS_SUPPORTS_SCHED_SMT if CPU_ 2397 select SYS_SUPPORTS_SCHED_SMT if CPU_MIPSR6
2292 select SYS_SUPPORTS_SMP 2398 select SYS_SUPPORTS_SMP
2293 select WEAK_ORDERING 2399 select WEAK_ORDERING
2294 select GENERIC_IRQ_MIGRATION if HOTPL <<
2295 help 2400 help
2296 Select this if you wish to run an S 2401 Select this if you wish to run an SMP kernel across multiple cores
2297 within a MIPS Coherent Processing S 2402 within a MIPS Coherent Processing System. When this option is
2298 enabled the kernel will probe for o 2403 enabled the kernel will probe for other cores and boot them with
2299 no external assistance. It is safe 2404 no external assistance. It is safe to enable this when hardware
2300 support is unavailable. 2405 support is unavailable.
2301 2406
2302 config MIPS_CPS_PM 2407 config MIPS_CPS_PM
2303 depends on MIPS_CPS 2408 depends on MIPS_CPS
2304 bool 2409 bool
2305 2410
2306 config MIPS_CM 2411 config MIPS_CM
2307 bool 2412 bool
2308 select MIPS_CPC 2413 select MIPS_CPC
2309 2414
2310 config MIPS_CPC 2415 config MIPS_CPC
2311 bool 2416 bool
2312 2417
2313 config SB1_PASS_2_WORKAROUNDS 2418 config SB1_PASS_2_WORKAROUNDS
2314 bool 2419 bool
2315 depends on CPU_SB1 && (CPU_SB1_PASS_2 2420 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
2316 default y 2421 default y
2317 2422
2318 config SB1_PASS_2_1_WORKAROUNDS 2423 config SB1_PASS_2_1_WORKAROUNDS
2319 bool 2424 bool
2320 depends on CPU_SB1 && CPU_SB1_PASS_2 2425 depends on CPU_SB1 && CPU_SB1_PASS_2
2321 default y 2426 default y
2322 2427
>> 2428
2323 choice 2429 choice
2324 prompt "SmartMIPS or microMIPS ASE su 2430 prompt "SmartMIPS or microMIPS ASE support"
2325 2431
2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS 2432 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
2327 bool "None" 2433 bool "None"
2328 help 2434 help
2329 Select this if you want neither mic 2435 Select this if you want neither microMIPS nor SmartMIPS support
2330 2436
2331 config CPU_HAS_SMARTMIPS 2437 config CPU_HAS_SMARTMIPS
2332 depends on SYS_SUPPORTS_SMARTMIPS 2438 depends on SYS_SUPPORTS_SMARTMIPS
2333 bool "SmartMIPS" 2439 bool "SmartMIPS"
2334 help 2440 help
2335 SmartMIPS is a extension of the MIP 2441 SmartMIPS is a extension of the MIPS32 architecture aimed at
2336 increased security at both hardware 2442 increased security at both hardware and software level for
2337 smartcards. Enabling this option w 2443 smartcards. Enabling this option will allow proper use of the
2338 SmartMIPS instructions by Linux app 2444 SmartMIPS instructions by Linux applications. However a kernel with
2339 this option will not work on a MIPS 2445 this option will not work on a MIPS core without SmartMIPS core. If
2340 you don't know you probably don't h 2446 you don't know you probably don't have SmartMIPS and should say N
2341 here. 2447 here.
2342 2448
2343 config CPU_MICROMIPS 2449 config CPU_MICROMIPS
2344 depends on 32BIT && SYS_SUPPORTS_MICR 2450 depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6
2345 bool "microMIPS" 2451 bool "microMIPS"
2346 help 2452 help
2347 When this option is enabled the ker 2453 When this option is enabled the kernel will be built using the
2348 microMIPS ISA 2454 microMIPS ISA
2349 2455
2350 endchoice 2456 endchoice
2351 2457
2352 config CPU_HAS_MSA 2458 config CPU_HAS_MSA
2353 bool "Support for the MIPS SIMD Archi 2459 bool "Support for the MIPS SIMD Architecture"
2354 depends on CPU_SUPPORTS_MSA 2460 depends on CPU_SUPPORTS_MSA
2355 depends on MIPS_FP_SUPPORT <<
2356 depends on 64BIT || MIPS_O32_FP64_SUP 2461 depends on 64BIT || MIPS_O32_FP64_SUPPORT
2357 help 2462 help
2358 MIPS SIMD Architecture (MSA) introd 2463 MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2359 and a set of SIMD instructions to o 2464 and a set of SIMD instructions to operate on them. When this option
2360 is enabled the kernel will support 2465 is enabled the kernel will support allocating & switching MSA
2361 vector register contexts. If you kn 2466 vector register contexts. If you know that your kernel will only be
2362 running on CPUs which do not suppor 2467 running on CPUs which do not support MSA or that your userland will
2363 not be making use of it then you ma 2468 not be making use of it then you may wish to say N here to reduce
2364 the size & complexity of your kerne 2469 the size & complexity of your kernel.
2365 2470
2366 If unsure, say Y. 2471 If unsure, say Y.
2367 2472
2368 config CPU_HAS_WB 2473 config CPU_HAS_WB
2369 bool 2474 bool
2370 2475
2371 config XKS01 2476 config XKS01
2372 bool 2477 bool
2373 2478
2374 config CPU_HAS_DIEI <<
2375 depends on !CPU_DIEI_BROKEN <<
2376 bool <<
2377 <<
2378 config CPU_DIEI_BROKEN <<
2379 bool <<
2380 <<
2381 config CPU_HAS_RIXI 2479 config CPU_HAS_RIXI
2382 bool 2480 bool
2383 2481
2384 config CPU_NO_LOAD_STORE_LR !! 2482 config CPU_HAS_LOAD_STORE_LR
2385 bool 2483 bool
2386 help 2484 help
2387 CPU lacks support for unaligned loa !! 2485 CPU has support for unaligned load and store instructions:
2388 LWL, LWR, SWL, SWR (Load/store word 2486 LWL, LWR, SWL, SWR (Load/store word left/right).
2389 LDL, LDR, SDL, SDR (Load/store doub !! 2487 LDL, LDR, SDL, SDR (Load/store doubleword left/right, for 64bit systems).
2390 systems). <<
2391 2488
2392 # 2489 #
2393 # Vectored interrupt mode is an R2 feature 2490 # Vectored interrupt mode is an R2 feature
2394 # 2491 #
2395 config CPU_MIPSR2_IRQ_VI 2492 config CPU_MIPSR2_IRQ_VI
2396 bool 2493 bool
2397 2494
2398 # 2495 #
2399 # Extended interrupt mode is an R2 feature 2496 # Extended interrupt mode is an R2 feature
2400 # 2497 #
2401 config CPU_MIPSR2_IRQ_EI 2498 config CPU_MIPSR2_IRQ_EI
2402 bool 2499 bool
2403 2500
2404 config CPU_HAS_SYNC 2501 config CPU_HAS_SYNC
2405 bool 2502 bool
2406 depends on !CPU_R3000 2503 depends on !CPU_R3000
2407 default y 2504 default y
2408 2505
2409 # 2506 #
2410 # CPU non-features 2507 # CPU non-features
2411 # 2508 #
2412 <<
2413 # Work around the "daddi" and "daddiu" CPU er <<
2414 # <<
2415 # - The `daddi' instruction fails to trap on <<
2416 # "MIPS R4000PC/SC Errata, Processor Revisi <<
2417 # erratum #23 <<
2418 # <<
2419 # - The `daddiu' instruction can produce an i <<
2420 # "MIPS R4000PC/SC Errata, Processor Revisi <<
2421 # erratum #41 <<
2422 # "MIPS R4000MC Errata, Processor Revision <<
2423 # #15 <<
2424 # "MIPS R4400PC/SC Errata, Processor Revisi <<
2425 # "MIPS R4400MC Errata, Processor Revision <<
2426 config CPU_DADDI_WORKAROUNDS 2509 config CPU_DADDI_WORKAROUNDS
2427 bool 2510 bool
2428 2511
2429 # Work around certain R4000 CPU errata (as im <<
2430 # <<
2431 # - A double-word or a variable shift may giv <<
2432 # if executed immediately after starting an <<
2433 # "MIPS R4000PC/SC Errata, Processor Revisi <<
2434 # erratum #28 <<
2435 # "MIPS R4000MC Errata, Processor Revision <<
2436 # #19 <<
2437 # <<
2438 # - A double-word or a variable shift may giv <<
2439 # if executed while an integer multiplicati <<
2440 # "MIPS R4000PC/SC Errata, Processor Revisi <<
2441 # errata #16 & #28 <<
2442 # <<
2443 # - An integer division may give an incorrect <<
2444 # a delay slot of a taken branch or a jump: <<
2445 # "MIPS R4000PC/SC Errata, Processor Revisi <<
2446 # erratum #52 <<
2447 config CPU_R4000_WORKAROUNDS 2512 config CPU_R4000_WORKAROUNDS
2448 bool 2513 bool
2449 select CPU_R4400_WORKAROUNDS 2514 select CPU_R4400_WORKAROUNDS
2450 2515
2451 # Work around certain R4400 CPU errata (as im <<
2452 # <<
2453 # - A double-word or a variable shift may giv <<
2454 # if executed immediately after starting an <<
2455 # "MIPS R4400MC Errata, Processor Revision <<
2456 # "MIPS R4400MC Errata, Processor Revision <<
2457 config CPU_R4400_WORKAROUNDS 2516 config CPU_R4400_WORKAROUNDS
2458 bool 2517 bool
2459 2518
2460 config CPU_R4X00_BUGS64 <<
2461 bool <<
2462 default y if SYS_HAS_CPU_R4X00 && 64B <<
2463 <<
2464 config MIPS_ASID_SHIFT 2519 config MIPS_ASID_SHIFT
2465 int 2520 int
2466 default 6 if CPU_R3000 !! 2521 default 6 if CPU_R3000 || CPU_TX39XX
>> 2522 default 4 if CPU_R8000
2467 default 0 2523 default 0
2468 2524
2469 config MIPS_ASID_BITS 2525 config MIPS_ASID_BITS
2470 int 2526 int
2471 default 0 if MIPS_ASID_BITS_VARIABLE 2527 default 0 if MIPS_ASID_BITS_VARIABLE
2472 default 6 if CPU_R3000 !! 2528 default 6 if CPU_R3000 || CPU_TX39XX
2473 default 8 2529 default 8
2474 2530
2475 config MIPS_ASID_BITS_VARIABLE 2531 config MIPS_ASID_BITS_VARIABLE
2476 bool 2532 bool
2477 2533
2478 config MIPS_CRC_SUPPORT 2534 config MIPS_CRC_SUPPORT
2479 bool 2535 bool
2480 2536
2481 # R4600 erratum. Due to the lack of errata i <<
2482 # technical details aren't known. I've exper <<
2483 # interrupts during indexed I-cache flushes s <<
2484 # with the issue. <<
2485 config WAR_R4600_V1_INDEX_ICACHEOP <<
2486 bool <<
2487 <<
2488 # Pleasures of the R4600 V1.x. Cite from the <<
2489 # <<
2490 # 18. The CACHE instructions Hit_Writeback_I <<
2491 # Hit_Invalidate_D and Create_Dirty_Excl <<
2492 # executed if there is no other dcache a <<
2493 # accessed for another instruction immed <<
2494 # cache instructions are executing, it i <<
2495 # tag match outputs used by these cache <<
2496 # incorrect. These cache instructions sh <<
2497 # four instructions that are not any kin <<
2498 # instruction. <<
2499 # <<
2500 # This is not allowed: lw <<
2501 # nop <<
2502 # nop <<
2503 # nop <<
2504 # cache Hi <<
2505 # <<
2506 # This is allowed: lw <<
2507 # nop <<
2508 # nop <<
2509 # nop <<
2510 # nop <<
2511 # cache Hi <<
2512 config WAR_R4600_V1_HIT_CACHEOP <<
2513 bool <<
2514 <<
2515 # Writeback and invalidate the primary cache <<
2516 # <<
2517 # R4600 v2.0 bug: "The CACHE instructions Hit <<
2518 # Hit_Writeback_D, Hit_Invalidate_D and Creat <<
2519 # operate correctly if the internal data cach <<
2520 # CACHE instructions should be separated from <<
2521 # by a load instruction to an uncached addres <<
2522 # (Revision 2.0 device errata from IDT availa <<
2523 # in .pdf format.) <<
2524 config WAR_R4600_V2_HIT_CACHEOP <<
2525 bool <<
2526 <<
2527 # From TX49/H2 manual: "If the instruction (i <<
2528 # the line which this instruction itself exis <<
2529 # operation is not guaranteed." <<
2530 # <<
2531 # Workaround: do two phase flushing for Index <<
2532 config WAR_TX49XX_ICACHE_INDEX_INV <<
2533 bool <<
2534 <<
2535 # The RM7000 processors and the E9000 cores h <<
2536 # opposes it being called that) where invalid <<
2537 # I-cache line worth of instructions being fe <<
2538 # exceptions. <<
2539 config WAR_ICACHE_REFILLS <<
2540 bool <<
2541 <<
2542 # On the R10000 up to version 2.6 (not sure a <<
2543 # may cause ll / sc and lld / scd sequences t <<
2544 config WAR_R10000_LLSC <<
2545 bool <<
2546 <<
2547 # 34K core erratum: "Problems Executing the T <<
2548 config WAR_MIPS34K_MISSED_ITLB <<
2549 bool <<
2550 <<
2551 # 2537 #
2552 # - Highmem only makes sense for the 32-bit k 2538 # - Highmem only makes sense for the 32-bit kernel.
2553 # - The current highmem code will only work p 2539 # - The current highmem code will only work properly on physically indexed
2554 # caches such as R3000, SB1, R7000 or those 2540 # caches such as R3000, SB1, R7000 or those that look like they're virtually
2555 # indexed such as R4000/R4400 SC and MC ver 2541 # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
2556 # moment we protect the user and offer the 2542 # moment we protect the user and offer the highmem option only on machines
2557 # where it's known to be safe. This will n 2543 # where it's known to be safe. This will not offer highmem on a few systems
2558 # such as MIPS32 and MIPS64 CPUs which may 2544 # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
2559 # indexed CPUs but we're playing safe. 2545 # indexed CPUs but we're playing safe.
2560 # - We use SYS_SUPPORTS_HIGHMEM to offer high 2546 # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2561 # know they might have memory configuration 2547 # know they might have memory configurations that could make use of highmem
2562 # support. 2548 # support.
2563 # 2549 #
2564 config HIGHMEM 2550 config HIGHMEM
2565 bool "High Memory Support" 2551 bool "High Memory Support"
2566 depends on 32BIT && CPU_SUPPORTS_HIGH 2552 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2567 select KMAP_LOCAL <<
2568 2553
2569 config CPU_SUPPORTS_HIGHMEM 2554 config CPU_SUPPORTS_HIGHMEM
2570 bool 2555 bool
2571 2556
2572 config SYS_SUPPORTS_HIGHMEM 2557 config SYS_SUPPORTS_HIGHMEM
2573 bool 2558 bool
2574 2559
2575 config SYS_SUPPORTS_SMARTMIPS 2560 config SYS_SUPPORTS_SMARTMIPS
2576 bool 2561 bool
2577 2562
2578 config SYS_SUPPORTS_MICROMIPS 2563 config SYS_SUPPORTS_MICROMIPS
2579 bool 2564 bool
2580 2565
2581 config SYS_SUPPORTS_MIPS16 2566 config SYS_SUPPORTS_MIPS16
2582 bool 2567 bool
2583 help 2568 help
2584 This option must be set if a kernel 2569 This option must be set if a kernel might be executed on a MIPS16-
2585 enabled CPU even if MIPS16 is not a 2570 enabled CPU even if MIPS16 is not actually being used. In other
2586 words, it makes the kernel MIPS16-t 2571 words, it makes the kernel MIPS16-tolerant.
2587 2572
2588 config CPU_SUPPORTS_MSA 2573 config CPU_SUPPORTS_MSA
2589 bool 2574 bool
2590 2575
2591 config ARCH_FLATMEM_ENABLE 2576 config ARCH_FLATMEM_ENABLE
2592 def_bool y 2577 def_bool y
2593 depends on !NUMA && !CPU_LOONGSON2EF !! 2578 depends on !NUMA && !CPU_LOONGSON2
>> 2579
>> 2580 config ARCH_DISCONTIGMEM_ENABLE
>> 2581 bool
>> 2582 default y if SGI_IP27
>> 2583 help
>> 2584 Say Y to support efficient handling of discontiguous physical memory,
>> 2585 for architectures which are either NUMA (Non-Uniform Memory Access)
>> 2586 or have huge holes in the physical address space for other reasons.
>> 2587 See <file:Documentation/vm/numa.rst> for more.
2594 2588
2595 config ARCH_SPARSEMEM_ENABLE 2589 config ARCH_SPARSEMEM_ENABLE
2596 bool 2590 bool
>> 2591 select SPARSEMEM_STATIC
2597 2592
2598 config NUMA 2593 config NUMA
2599 bool "NUMA Support" 2594 bool "NUMA Support"
2600 depends on SYS_SUPPORTS_NUMA 2595 depends on SYS_SUPPORTS_NUMA
2601 select SMP <<
2602 select HAVE_SETUP_PER_CPU_AREA <<
2603 select NEED_PER_CPU_EMBED_FIRST_CHUNK <<
2604 help 2596 help
2605 Say Y to compile the kernel to supp 2597 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2606 Access). This option improves perf 2598 Access). This option improves performance on systems with more
2607 than two nodes; on two node systems 2599 than two nodes; on two node systems it is generally better to
2608 leave it disabled; on single node s !! 2600 leave it disabled; on single node systems disable this option
2609 disabled. 2601 disabled.
2610 2602
2611 config SYS_SUPPORTS_NUMA 2603 config SYS_SUPPORTS_NUMA
2612 bool 2604 bool
2613 2605
2614 config RELOCATABLE 2606 config RELOCATABLE
2615 bool "Relocatable kernel" 2607 bool "Relocatable kernel"
2616 depends on SYS_SUPPORTS_RELOCATABLE !! 2608 depends on SYS_SUPPORTS_RELOCATABLE && (CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_MIPS32_R6 || CPU_MIPS64_R6 || CAVIUM_OCTEON_SOC)
2617 depends on CPU_MIPS32_R2 || CPU_MIPS6 <<
2618 CPU_MIPS32_R5 || CPU_MIPS6 <<
2619 CPU_MIPS32_R6 || CPU_MIPS6 <<
2620 CPU_P5600 || CAVIUM_OCTEON <<
2621 CPU_LOONGSON64 <<
2622 help 2609 help
2623 This builds a kernel image that ret 2610 This builds a kernel image that retains relocation information
2624 so it can be loaded someplace besid 2611 so it can be loaded someplace besides the default 1MB.
2625 The relocations make the kernel bin 2612 The relocations make the kernel binary about 15% larger,
2626 but are discarded at runtime 2613 but are discarded at runtime
2627 2614
2628 config RELOCATION_TABLE_SIZE 2615 config RELOCATION_TABLE_SIZE
2629 hex "Relocation table size" 2616 hex "Relocation table size"
2630 depends on RELOCATABLE 2617 depends on RELOCATABLE
2631 range 0x0 0x01000000 2618 range 0x0 0x01000000
2632 default "0x00200000" if CPU_LOONGSON6 <<
2633 default "0x00100000" 2619 default "0x00100000"
2634 help !! 2620 ---help---
2635 A table of relocation data will be 2621 A table of relocation data will be appended to the kernel binary
2636 and parsed at boot to fix up the re 2622 and parsed at boot to fix up the relocated kernel.
2637 2623
2638 This option allows the amount of sp 2624 This option allows the amount of space reserved for the table to be
2639 adjusted, although the default of 1 2625 adjusted, although the default of 1Mb should be ok in most cases.
2640 2626
2641 The build will fail and a valid siz 2627 The build will fail and a valid size suggested if this is too small.
2642 2628
2643 If unsure, leave at the default val 2629 If unsure, leave at the default value.
2644 2630
2645 config RANDOMIZE_BASE 2631 config RANDOMIZE_BASE
2646 bool "Randomize the address of the ke 2632 bool "Randomize the address of the kernel image"
2647 depends on RELOCATABLE 2633 depends on RELOCATABLE
2648 help !! 2634 ---help---
2649 Randomizes the physical and virtual !! 2635 Randomizes the physical and virtual address at which the
2650 kernel image is loaded, as a securi !! 2636 kernel image is loaded, as a security feature that
2651 deters exploit attempts relying on !! 2637 deters exploit attempts relying on knowledge of the location
2652 of kernel internals. !! 2638 of kernel internals.
2653 2639
2654 Entropy is generated using any copr !! 2640 Entropy is generated using any coprocessor 0 registers available.
2655 2641
2656 The kernel will be offset by up to !! 2642 The kernel will be offset by up to RANDOMIZE_BASE_MAX_OFFSET.
2657 2643
2658 If unsure, say N. !! 2644 If unsure, say N.
2659 2645
2660 config RANDOMIZE_BASE_MAX_OFFSET 2646 config RANDOMIZE_BASE_MAX_OFFSET
2661 hex "Maximum kASLR offset" if EXPERT 2647 hex "Maximum kASLR offset" if EXPERT
2662 depends on RANDOMIZE_BASE 2648 depends on RANDOMIZE_BASE
2663 range 0x0 0x40000000 if EVA || 64BIT 2649 range 0x0 0x40000000 if EVA || 64BIT
2664 range 0x0 0x08000000 2650 range 0x0 0x08000000
2665 default "0x01000000" 2651 default "0x01000000"
2666 help !! 2652 ---help---
2667 When kASLR is active, this provides 2653 When kASLR is active, this provides the maximum offset that will
2668 be applied to the kernel image. It 2654 be applied to the kernel image. It should be set according to the
2669 amount of physical RAM available in 2655 amount of physical RAM available in the target system minus
2670 PHYSICAL_START and must be a power 2656 PHYSICAL_START and must be a power of 2.
2671 2657
2672 This is limited by the size of KSEG 2658 This is limited by the size of KSEG0, 256Mb on 32-bit or 1Gb with
2673 EVA or 64-bit. The default is 16Mb. 2659 EVA or 64-bit. The default is 16Mb.
2674 2660
2675 config NODES_SHIFT 2661 config NODES_SHIFT
2676 int 2662 int
2677 default "6" 2663 default "6"
2678 depends on NUMA !! 2664 depends on NEED_MULTIPLE_NODES
2679 2665
2680 config HW_PERF_EVENTS 2666 config HW_PERF_EVENTS
2681 bool "Enable hardware performance cou 2667 bool "Enable hardware performance counter support for perf events"
2682 depends on PERF_EVENTS && (CPU_MIPS32 !! 2668 depends on PERF_EVENTS && !OPROFILE && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
2683 default y 2669 default y
2684 help 2670 help
2685 Enable hardware performance counter 2671 Enable hardware performance counter support for perf events. If
2686 disabled, perf events will use soft 2672 disabled, perf events will use software events only.
2687 2673
2688 config DMI <<
2689 bool "Enable DMI scanning" <<
2690 depends on MACH_LOONGSON64 <<
2691 select DMI_SCAN_MACHINE_NON_EFI_FALLB <<
2692 default y <<
2693 help <<
2694 Enabled scanning of DMI to identify <<
2695 here unless you have verified that <<
2696 affected by entries in the DMI blac <<
2697 BIOS code. <<
2698 <<
2699 config SMP 2674 config SMP
2700 bool "Multi-Processing support" 2675 bool "Multi-Processing support"
2701 depends on SYS_SUPPORTS_SMP 2676 depends on SYS_SUPPORTS_SMP
2702 help 2677 help
2703 This enables support for systems wi 2678 This enables support for systems with more than one CPU. If you have
2704 a system with only one CPU, say N. 2679 a system with only one CPU, say N. If you have a system with more
2705 than one CPU, say Y. 2680 than one CPU, say Y.
2706 2681
2707 If you say N here, the kernel will 2682 If you say N here, the kernel will run on uni- and multiprocessor
2708 machines, but will use only one CPU 2683 machines, but will use only one CPU of a multiprocessor machine. If
2709 you say Y here, the kernel will run 2684 you say Y here, the kernel will run on many, but not all,
2710 uniprocessor machines. On a uniproc 2685 uniprocessor machines. On a uniprocessor machine, the kernel
2711 will run faster if you say N here. 2686 will run faster if you say N here.
2712 2687
2713 People using multiprocessor machine 2688 People using multiprocessor machines who say Y here should also say
2714 Y to "Enhanced Real Time Clock Supp 2689 Y to "Enhanced Real Time Clock Support", below.
2715 2690
2716 See also the SMP-HOWTO available at 2691 See also the SMP-HOWTO available at
2717 <https://www.tldp.org/docs.html#how !! 2692 <http://www.tldp.org/docs.html#howto>.
2718 2693
2719 If you don't know what to do here, 2694 If you don't know what to do here, say N.
2720 2695
2721 config HOTPLUG_CPU 2696 config HOTPLUG_CPU
2722 bool "Support for hot-pluggable CPUs" 2697 bool "Support for hot-pluggable CPUs"
2723 depends on SMP && SYS_SUPPORTS_HOTPLU 2698 depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
2724 help 2699 help
2725 Say Y here to allow turning CPUs of 2700 Say Y here to allow turning CPUs off and on. CPUs can be
2726 controlled through /sys/devices/sys 2701 controlled through /sys/devices/system/cpu.
2727 (Note: power management support wil 2702 (Note: power management support will enable this option
2728 automatically on SMP systems. ) 2703 automatically on SMP systems. )
2729 Say N if you want to disable CPU ho 2704 Say N if you want to disable CPU hotplug.
2730 2705
2731 config SMP_UP 2706 config SMP_UP
2732 bool 2707 bool
2733 2708
>> 2709 config SYS_SUPPORTS_MIPS_CMP
>> 2710 bool
>> 2711
2734 config SYS_SUPPORTS_MIPS_CPS 2712 config SYS_SUPPORTS_MIPS_CPS
2735 bool 2713 bool
2736 2714
2737 config SYS_SUPPORTS_SMP 2715 config SYS_SUPPORTS_SMP
2738 bool 2716 bool
2739 2717
2740 config NR_CPUS_DEFAULT_4 2718 config NR_CPUS_DEFAULT_4
2741 bool 2719 bool
2742 2720
2743 config NR_CPUS_DEFAULT_8 2721 config NR_CPUS_DEFAULT_8
2744 bool 2722 bool
2745 2723
2746 config NR_CPUS_DEFAULT_16 2724 config NR_CPUS_DEFAULT_16
2747 bool 2725 bool
2748 2726
2749 config NR_CPUS_DEFAULT_32 2727 config NR_CPUS_DEFAULT_32
2750 bool 2728 bool
2751 2729
2752 config NR_CPUS_DEFAULT_64 2730 config NR_CPUS_DEFAULT_64
2753 bool 2731 bool
2754 2732
2755 config NR_CPUS 2733 config NR_CPUS
2756 int "Maximum number of CPUs (2-256)" 2734 int "Maximum number of CPUs (2-256)"
2757 range 2 256 2735 range 2 256
2758 depends on SMP 2736 depends on SMP
2759 default "4" if NR_CPUS_DEFAULT_4 2737 default "4" if NR_CPUS_DEFAULT_4
2760 default "8" if NR_CPUS_DEFAULT_8 2738 default "8" if NR_CPUS_DEFAULT_8
2761 default "16" if NR_CPUS_DEFAULT_16 2739 default "16" if NR_CPUS_DEFAULT_16
2762 default "32" if NR_CPUS_DEFAULT_32 2740 default "32" if NR_CPUS_DEFAULT_32
2763 default "64" if NR_CPUS_DEFAULT_64 2741 default "64" if NR_CPUS_DEFAULT_64
2764 help 2742 help
2765 This allows you to specify the maxi 2743 This allows you to specify the maximum number of CPUs which this
2766 kernel will support. The maximum s 2744 kernel will support. The maximum supported value is 32 for 32-bit
2767 kernel and 64 for 64-bit kernels; t 2745 kernel and 64 for 64-bit kernels; the minimum value which makes
2768 sense is 1 for Qemu (useful only fo 2746 sense is 1 for Qemu (useful only for kernel debugging purposes)
2769 and 2 for all others. 2747 and 2 for all others.
2770 2748
2771 This is purely to save memory - eac 2749 This is purely to save memory - each supported CPU adds
2772 approximately eight kilobytes to th 2750 approximately eight kilobytes to the kernel image. For best
2773 performance should round up your nu 2751 performance should round up your number of processors to the next
2774 power of two. 2752 power of two.
2775 2753
2776 config MIPS_PERF_SHARED_TC_COUNTERS 2754 config MIPS_PERF_SHARED_TC_COUNTERS
2777 bool 2755 bool
2778 2756
2779 config MIPS_NR_CPU_NR_MAP_1024 2757 config MIPS_NR_CPU_NR_MAP_1024
2780 bool 2758 bool
2781 2759
2782 config MIPS_NR_CPU_NR_MAP 2760 config MIPS_NR_CPU_NR_MAP
2783 int 2761 int
2784 depends on SMP 2762 depends on SMP
2785 default 1024 if MIPS_NR_CPU_NR_MAP_10 2763 default 1024 if MIPS_NR_CPU_NR_MAP_1024
2786 default NR_CPUS if !MIPS_NR_CPU_NR_MA 2764 default NR_CPUS if !MIPS_NR_CPU_NR_MAP_1024
2787 2765
2788 # 2766 #
2789 # Timer Interrupt Frequency Configuration 2767 # Timer Interrupt Frequency Configuration
2790 # 2768 #
2791 2769
2792 choice 2770 choice
2793 prompt "Timer frequency" 2771 prompt "Timer frequency"
2794 default HZ_250 2772 default HZ_250
2795 help 2773 help
2796 Allows the configuration of the tim !! 2774 Allows the configuration of the timer frequency.
2797 2775
2798 config HZ_24 2776 config HZ_24
2799 bool "24 HZ" if SYS_SUPPORTS_ 2777 bool "24 HZ" if SYS_SUPPORTS_24HZ || SYS_SUPPORTS_ARBIT_HZ
2800 2778
2801 config HZ_48 2779 config HZ_48
2802 bool "48 HZ" if SYS_SUPPORTS_ 2780 bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
2803 2781
2804 config HZ_100 2782 config HZ_100
2805 bool "100 HZ" if SYS_SUPPORTS 2783 bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
2806 2784
2807 config HZ_128 2785 config HZ_128
2808 bool "128 HZ" if SYS_SUPPORTS 2786 bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
2809 2787
2810 config HZ_250 2788 config HZ_250
2811 bool "250 HZ" if SYS_SUPPORTS 2789 bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
2812 2790
2813 config HZ_256 2791 config HZ_256
2814 bool "256 HZ" if SYS_SUPPORTS 2792 bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
2815 2793
2816 config HZ_1000 2794 config HZ_1000
2817 bool "1000 HZ" if SYS_SUPPORT 2795 bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
2818 2796
2819 config HZ_1024 2797 config HZ_1024
2820 bool "1024 HZ" if SYS_SUPPORT 2798 bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
2821 2799
2822 endchoice 2800 endchoice
2823 2801
2824 config SYS_SUPPORTS_24HZ 2802 config SYS_SUPPORTS_24HZ
2825 bool 2803 bool
2826 2804
2827 config SYS_SUPPORTS_48HZ 2805 config SYS_SUPPORTS_48HZ
2828 bool 2806 bool
2829 2807
2830 config SYS_SUPPORTS_100HZ 2808 config SYS_SUPPORTS_100HZ
2831 bool 2809 bool
2832 2810
2833 config SYS_SUPPORTS_128HZ 2811 config SYS_SUPPORTS_128HZ
2834 bool 2812 bool
2835 2813
2836 config SYS_SUPPORTS_250HZ 2814 config SYS_SUPPORTS_250HZ
2837 bool 2815 bool
2838 2816
2839 config SYS_SUPPORTS_256HZ 2817 config SYS_SUPPORTS_256HZ
2840 bool 2818 bool
2841 2819
2842 config SYS_SUPPORTS_1000HZ 2820 config SYS_SUPPORTS_1000HZ
2843 bool 2821 bool
2844 2822
2845 config SYS_SUPPORTS_1024HZ 2823 config SYS_SUPPORTS_1024HZ
2846 bool 2824 bool
2847 2825
2848 config SYS_SUPPORTS_ARBIT_HZ 2826 config SYS_SUPPORTS_ARBIT_HZ
2849 bool 2827 bool
2850 default y if !SYS_SUPPORTS_24HZ && \ 2828 default y if !SYS_SUPPORTS_24HZ && \
2851 !SYS_SUPPORTS_48HZ && \ 2829 !SYS_SUPPORTS_48HZ && \
2852 !SYS_SUPPORTS_100HZ && \ 2830 !SYS_SUPPORTS_100HZ && \
2853 !SYS_SUPPORTS_128HZ && \ 2831 !SYS_SUPPORTS_128HZ && \
2854 !SYS_SUPPORTS_250HZ && \ 2832 !SYS_SUPPORTS_250HZ && \
2855 !SYS_SUPPORTS_256HZ && \ 2833 !SYS_SUPPORTS_256HZ && \
2856 !SYS_SUPPORTS_1000HZ && 2834 !SYS_SUPPORTS_1000HZ && \
2857 !SYS_SUPPORTS_1024HZ 2835 !SYS_SUPPORTS_1024HZ
2858 2836
2859 config HZ 2837 config HZ
2860 int 2838 int
2861 default 24 if HZ_24 2839 default 24 if HZ_24
2862 default 48 if HZ_48 2840 default 48 if HZ_48
2863 default 100 if HZ_100 2841 default 100 if HZ_100
2864 default 128 if HZ_128 2842 default 128 if HZ_128
2865 default 250 if HZ_250 2843 default 250 if HZ_250
2866 default 256 if HZ_256 2844 default 256 if HZ_256
2867 default 1000 if HZ_1000 2845 default 1000 if HZ_1000
2868 default 1024 if HZ_1024 2846 default 1024 if HZ_1024
2869 2847
2870 config SCHED_HRTICK 2848 config SCHED_HRTICK
2871 def_bool HIGH_RES_TIMERS 2849 def_bool HIGH_RES_TIMERS
2872 2850
2873 config ARCH_SUPPORTS_KEXEC !! 2851 config KEXEC
2874 def_bool y !! 2852 bool "Kexec system call"
2875 !! 2853 select KEXEC_CORE
2876 config ARCH_SUPPORTS_CRASH_DUMP !! 2854 help
2877 def_bool y !! 2855 kexec is a system call that implements the ability to shutdown your
>> 2856 current kernel, and to start another kernel. It is like a reboot
>> 2857 but it is independent of the system firmware. And like a reboot
>> 2858 you can start any kernel with it, not just Linux.
>> 2859
>> 2860 The name comes from the similarity to the exec system call.
>> 2861
>> 2862 It is an ongoing process to be certain the hardware in a machine
>> 2863 is properly shutdown, so do not be surprised if this code does not
>> 2864 initially work for you. As of this writing the exact hardware
>> 2865 interface is strongly in flux, so no good recommendation can be
>> 2866 made.
>> 2867
>> 2868 config CRASH_DUMP
>> 2869 bool "Kernel crash dumps"
>> 2870 help
>> 2871 Generate crash dump after being started by kexec.
>> 2872 This should be normally only set in special crash dump kernels
>> 2873 which are loaded in the main kernel with kexec-tools into
>> 2874 a specially reserved region and then later executed after
>> 2875 a crash by kdump/kexec. The crash dump kernel must be compiled
>> 2876 to a memory address not used by the main kernel or firmware using
>> 2877 PHYSICAL_START.
2878 2878
2879 config PHYSICAL_START 2879 config PHYSICAL_START
2880 hex "Physical address where the kerne 2880 hex "Physical address where the kernel is loaded"
2881 default "0xffffffff84000000" 2881 default "0xffffffff84000000"
2882 depends on CRASH_DUMP 2882 depends on CRASH_DUMP
2883 help 2883 help
2884 This gives the CKSEG0 or KSEG0 addr 2884 This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
2885 If you plan to use kernel for captu 2885 If you plan to use kernel for capturing the crash dump change
2886 this value to start of the reserved 2886 this value to start of the reserved region (the "X" value as
2887 specified in the "crashkernel=YM@XM 2887 specified in the "crashkernel=YM@XM" command line boot parameter
2888 passed to the panic-ed kernel). 2888 passed to the panic-ed kernel).
2889 2889
>> 2890 config SECCOMP
>> 2891 bool "Enable seccomp to safely compute untrusted bytecode"
>> 2892 depends on PROC_FS
>> 2893 default y
>> 2894 help
>> 2895 This kernel feature is useful for number crunching applications
>> 2896 that may need to compute untrusted bytecode during their
>> 2897 execution. By using pipes or other transports made available to
>> 2898 the process as file descriptors supporting the read/write
>> 2899 syscalls, it's possible to isolate those applications in
>> 2900 their own address space using seccomp. Once seccomp is
>> 2901 enabled via /proc/<pid>/seccomp, it cannot be disabled
>> 2902 and the task is only allowed to execute a few safe syscalls
>> 2903 defined by each seccomp mode.
>> 2904
>> 2905 If unsure, say Y. Only embedded should say N here.
>> 2906
2890 config MIPS_O32_FP64_SUPPORT 2907 config MIPS_O32_FP64_SUPPORT
2891 bool "Support for O32 binaries using !! 2908 bool "Support for O32 binaries using 64-bit FP"
2892 depends on 32BIT || MIPS32_O32 2909 depends on 32BIT || MIPS32_O32
2893 help 2910 help
2894 When this is enabled, the kernel wi 2911 When this is enabled, the kernel will support use of 64-bit floating
2895 point registers with binaries using 2912 point registers with binaries using the O32 ABI along with the
2896 EF_MIPS_FP64 ELF header flag (typic 2913 EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2897 32-bit MIPS systems this support is 2914 32-bit MIPS systems this support is at the cost of increasing the
2898 size and complexity of the compiled 2915 size and complexity of the compiled FPU emulator. Thus if you are
2899 running a MIPS32 system and know th 2916 running a MIPS32 system and know that none of your userland binaries
2900 will require 64-bit floating point, 2917 will require 64-bit floating point, you may wish to reduce the size
2901 of your kernel & potentially improv 2918 of your kernel & potentially improve FP emulation performance by
2902 saying N here. 2919 saying N here.
2903 2920
2904 Although binutils currently support 2921 Although binutils currently supports use of this flag the details
2905 concerning its effect upon the O32 2922 concerning its effect upon the O32 ABI in userland are still being
2906 worked on. In order to avoid userla !! 2923 worked on. In order to avoid userland becoming dependant upon current
2907 behaviour before the details have b 2924 behaviour before the details have been finalised, this option should
2908 be considered experimental and only 2925 be considered experimental and only enabled by those working upon
2909 said details. 2926 said details.
2910 2927
2911 If unsure, say N. 2928 If unsure, say N.
2912 2929
2913 config USE_OF 2930 config USE_OF
2914 bool 2931 bool
2915 select OF 2932 select OF
2916 select OF_EARLY_FLATTREE 2933 select OF_EARLY_FLATTREE
2917 select IRQ_DOMAIN 2934 select IRQ_DOMAIN
2918 2935
2919 config UHI_BOOT 2936 config UHI_BOOT
2920 bool 2937 bool
2921 2938
2922 config BUILTIN_DTB 2939 config BUILTIN_DTB
2923 bool 2940 bool
2924 2941
2925 choice 2942 choice
2926 prompt "Kernel appended dtb support" !! 2943 prompt "Kernel appended dtb support" if USE_OF
2927 depends on USE_OF <<
2928 default MIPS_NO_APPENDED_DTB 2944 default MIPS_NO_APPENDED_DTB
2929 2945
2930 config MIPS_NO_APPENDED_DTB 2946 config MIPS_NO_APPENDED_DTB
2931 bool "None" 2947 bool "None"
2932 help 2948 help
2933 Do not enable appended dtb 2949 Do not enable appended dtb support.
2934 2950
2935 config MIPS_ELF_APPENDED_DTB 2951 config MIPS_ELF_APPENDED_DTB
2936 bool "vmlinux" 2952 bool "vmlinux"
2937 help 2953 help
2938 With this option, the boot 2954 With this option, the boot code will look for a device tree binary
2939 DTB) included in the vmlinu 2955 DTB) included in the vmlinux ELF section .appended_dtb. By default
2940 it is empty and the DTB can 2956 it is empty and the DTB can be appended using binutils command
2941 objcopy: 2957 objcopy:
2942 2958
2943 objcopy --update-section 2959 objcopy --update-section .appended_dtb=<filename>.dtb vmlinux
2944 2960
2945 This is meant as a backward !! 2961 This is meant as a backward compatiblity convenience for those
2946 systems with a bootloader t 2962 systems with a bootloader that can't be upgraded to accommodate
2947 the documented boot protoco 2963 the documented boot protocol using a device tree.
2948 2964
2949 config MIPS_RAW_APPENDED_DTB 2965 config MIPS_RAW_APPENDED_DTB
2950 bool "vmlinux.bin or vmlinuz. 2966 bool "vmlinux.bin or vmlinuz.bin"
2951 help 2967 help
2952 With this option, the boot 2968 With this option, the boot code will look for a device tree binary
2953 DTB) appended to raw vmlinu 2969 DTB) appended to raw vmlinux.bin or vmlinuz.bin.
2954 (e.g. cat vmlinux.bin <file 2970 (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb).
2955 2971
2956 This is meant as a backward 2972 This is meant as a backward compatibility convenience for those
2957 systems with a bootloader t 2973 systems with a bootloader that can't be upgraded to accommodate
2958 the documented boot protoco 2974 the documented boot protocol using a device tree.
2959 2975
2960 Beware that there is very l 2976 Beware that there is very little in terms of protection against
2961 this option being confused 2977 this option being confused by leftover garbage in memory that might
2962 look like a DTB header afte 2978 look like a DTB header after a reboot if no actual DTB is appended
2963 to vmlinux.bin. Do not lea 2979 to vmlinux.bin. Do not leave this option active in a production kernel
2964 if you don't intend to alwa 2980 if you don't intend to always append a DTB.
2965 endchoice 2981 endchoice
2966 2982
2967 choice 2983 choice
2968 prompt "Kernel command line type" !! 2984 prompt "Kernel command line type" if !CMDLINE_OVERRIDE
2969 depends on !CMDLINE_OVERRIDE <<
2970 default MIPS_CMDLINE_FROM_DTB if USE_ 2985 default MIPS_CMDLINE_FROM_DTB if USE_OF && !ATH79 && !MACH_INGENIC && \
2971 !MAC !! 2986 !MIPS_MALTA && \
2972 !CAV 2987 !CAVIUM_OCTEON_SOC
2973 default MIPS_CMDLINE_FROM_BOOTLOADER 2988 default MIPS_CMDLINE_FROM_BOOTLOADER
2974 2989
2975 config MIPS_CMDLINE_FROM_DTB 2990 config MIPS_CMDLINE_FROM_DTB
2976 depends on USE_OF 2991 depends on USE_OF
2977 bool "Dtb kernel arguments if 2992 bool "Dtb kernel arguments if available"
2978 2993
2979 config MIPS_CMDLINE_DTB_EXTEND 2994 config MIPS_CMDLINE_DTB_EXTEND
2980 depends on USE_OF 2995 depends on USE_OF
2981 bool "Extend dtb kernel argum 2996 bool "Extend dtb kernel arguments with bootloader arguments"
2982 2997
2983 config MIPS_CMDLINE_FROM_BOOTLOADER 2998 config MIPS_CMDLINE_FROM_BOOTLOADER
2984 bool "Bootloader kernel argum 2999 bool "Bootloader kernel arguments if available"
2985 3000
2986 config MIPS_CMDLINE_BUILTIN_EXTEND 3001 config MIPS_CMDLINE_BUILTIN_EXTEND
2987 depends on CMDLINE_BOOL 3002 depends on CMDLINE_BOOL
2988 bool "Extend builtin kernel a 3003 bool "Extend builtin kernel arguments with bootloader arguments"
2989 endchoice 3004 endchoice
2990 3005
2991 endmenu 3006 endmenu
2992 3007
2993 config LOCKDEP_SUPPORT 3008 config LOCKDEP_SUPPORT
2994 bool 3009 bool
2995 default y 3010 default y
2996 3011
2997 config STACKTRACE_SUPPORT 3012 config STACKTRACE_SUPPORT
2998 bool 3013 bool
2999 default y 3014 default y
3000 3015
>> 3016 config HAVE_LATENCYTOP_SUPPORT
>> 3017 bool
>> 3018 default y
>> 3019
3001 config PGTABLE_LEVELS 3020 config PGTABLE_LEVELS
3002 int 3021 int
3003 default 4 if PAGE_SIZE_4KB && MIPS_VA 3022 default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48
3004 default 3 if 64BIT && (!PAGE_SIZE_64K !! 3023 default 3 if 64BIT && !PAGE_SIZE_64KB
3005 default 2 3024 default 2
3006 3025
3007 config MIPS_AUTO_PFN_OFFSET 3026 config MIPS_AUTO_PFN_OFFSET
3008 bool 3027 bool
3009 3028
3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC 3029 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
3011 3030
>> 3031 config HW_HAS_EISA
>> 3032 bool
>> 3033 config HW_HAS_PCI
>> 3034 bool
>> 3035
>> 3036 config PCI
>> 3037 bool "Support for PCI controller"
>> 3038 depends on HW_HAS_PCI
>> 3039 select PCI_DOMAINS
>> 3040 help
>> 3041 Find out whether you have a PCI motherboard. PCI is the name of a
>> 3042 bus system, i.e. the way the CPU talks to the other stuff inside
>> 3043 your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
>> 3044 say Y, otherwise N.
>> 3045
>> 3046 config HT_PCI
>> 3047 bool "Support for HT-linked PCI"
>> 3048 default y
>> 3049 depends on CPU_LOONGSON3
>> 3050 select PCI
>> 3051 select PCI_DOMAINS
>> 3052 help
>> 3053 Loongson family machines use Hyper-Transport bus for inter-core
>> 3054 connection and device connection. The PCI bus is a subordinate
>> 3055 linked at HT. Choose Y for Loongson-3 based machines.
>> 3056
>> 3057 config PCI_DOMAINS
>> 3058 bool
>> 3059
>> 3060 config PCI_DOMAINS_GENERIC
>> 3061 bool
>> 3062
3012 config PCI_DRIVERS_GENERIC 3063 config PCI_DRIVERS_GENERIC
3013 select PCI_DOMAINS_GENERIC if PCI !! 3064 select PCI_DOMAINS_GENERIC if PCI_DOMAINS
3014 bool 3065 bool
3015 3066
3016 config PCI_DRIVERS_LEGACY 3067 config PCI_DRIVERS_LEGACY
3017 def_bool !PCI_DRIVERS_GENERIC 3068 def_bool !PCI_DRIVERS_GENERIC
3018 select NO_GENERIC_PCI_IOPORT_MAP 3069 select NO_GENERIC_PCI_IOPORT_MAP
3019 select PCI_DOMAINS if PCI !! 3070
>> 3071 source "drivers/pci/Kconfig"
3020 3072
3021 # 3073 #
3022 # ISA support is now enabled via select. Too 3074 # ISA support is now enabled via select. Too many systems still have the one
3023 # or other ISA chip on the board that users d 3075 # or other ISA chip on the board that users don't know about so don't expect
3024 # users to choose the right thing ... 3076 # users to choose the right thing ...
3025 # 3077 #
3026 config ISA 3078 config ISA
3027 bool 3079 bool
3028 3080
>> 3081 config EISA
>> 3082 bool "EISA support"
>> 3083 depends on HW_HAS_EISA
>> 3084 select ISA
>> 3085 select GENERIC_ISA_DMA
>> 3086 ---help---
>> 3087 The Extended Industry Standard Architecture (EISA) bus was
>> 3088 developed as an open alternative to the IBM MicroChannel bus.
>> 3089
>> 3090 The EISA bus provided some of the features of the IBM MicroChannel
>> 3091 bus while maintaining backward compatibility with cards made for
>> 3092 the older ISA bus. The EISA bus saw limited use between 1988 and
>> 3093 1995 when it was made obsolete by the PCI bus.
>> 3094
>> 3095 Say Y here if you are building a kernel for an EISA-based machine.
>> 3096
>> 3097 Otherwise, say N.
>> 3098
>> 3099 source "drivers/eisa/Kconfig"
>> 3100
3029 config TC 3101 config TC
3030 bool "TURBOchannel support" 3102 bool "TURBOchannel support"
3031 depends on MACH_DECSTATION 3103 depends on MACH_DECSTATION
3032 help 3104 help
3033 TURBOchannel is a DEC (now Compaq ( 3105 TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
3034 processors. TURBOchannel programmi 3106 processors. TURBOchannel programming specifications are available
3035 at: 3107 at:
3036 <ftp://ftp.hp.com/pub/alphaserver/a 3108 <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
3037 and: 3109 and:
3038 <http://www.computer-refuge.org/cla 3110 <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
3039 Linux driver support status is docu 3111 Linux driver support status is documented at:
3040 <http://www.linux-mips.org/wiki/DEC 3112 <http://www.linux-mips.org/wiki/DECstation>
3041 3113
3042 config MMU 3114 config MMU
3043 bool 3115 bool
3044 default y 3116 default y
3045 3117
3046 config ARCH_MMAP_RND_BITS_MIN 3118 config ARCH_MMAP_RND_BITS_MIN
3047 default 12 if 64BIT 3119 default 12 if 64BIT
3048 default 8 3120 default 8
3049 3121
3050 config ARCH_MMAP_RND_BITS_MAX 3122 config ARCH_MMAP_RND_BITS_MAX
3051 default 18 if 64BIT 3123 default 18 if 64BIT
3052 default 15 3124 default 15
3053 3125
3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN 3126 config ARCH_MMAP_RND_COMPAT_BITS_MIN
3055 default 8 !! 3127 default 8
3056 3128
3057 config ARCH_MMAP_RND_COMPAT_BITS_MAX 3129 config ARCH_MMAP_RND_COMPAT_BITS_MAX
3058 default 15 !! 3130 default 15
3059 3131
3060 config I8253 3132 config I8253
3061 bool 3133 bool
3062 select CLKSRC_I8253 3134 select CLKSRC_I8253
3063 select CLKEVT_I8253 3135 select CLKEVT_I8253
3064 select MIPS_EXTERNAL_TIMER 3136 select MIPS_EXTERNAL_TIMER
>> 3137
>> 3138 config ZONE_DMA
>> 3139 bool
>> 3140
>> 3141 config ZONE_DMA32
>> 3142 bool
>> 3143
>> 3144 source "drivers/pcmcia/Kconfig"
>> 3145
>> 3146 config HAS_RAPIDIO
>> 3147 bool
>> 3148 default n
>> 3149
>> 3150 config RAPIDIO
>> 3151 tristate "RapidIO support"
>> 3152 depends on HAS_RAPIDIO || PCI
>> 3153 help
>> 3154 If you say Y here, the kernel will include drivers and
>> 3155 infrastructure code to support RapidIO interconnect devices.
>> 3156
>> 3157 source "drivers/rapidio/Kconfig"
>> 3158
3065 endmenu 3159 endmenu
3066 3160
3067 config TRAD_SIGNALS 3161 config TRAD_SIGNALS
3068 bool 3162 bool
3069 3163
3070 config MIPS32_COMPAT 3164 config MIPS32_COMPAT
3071 bool 3165 bool
3072 3166
3073 config COMPAT 3167 config COMPAT
3074 bool 3168 bool
3075 3169
>> 3170 config SYSVIPC_COMPAT
>> 3171 bool
>> 3172
3076 config MIPS32_O32 3173 config MIPS32_O32
3077 bool "Kernel support for o32 binaries 3174 bool "Kernel support for o32 binaries"
3078 depends on 64BIT 3175 depends on 64BIT
3079 select ARCH_WANT_OLD_COMPAT_IPC 3176 select ARCH_WANT_OLD_COMPAT_IPC
3080 select COMPAT 3177 select COMPAT
3081 select MIPS32_COMPAT 3178 select MIPS32_COMPAT
>> 3179 select SYSVIPC_COMPAT if SYSVIPC
3082 help 3180 help
3083 Select this option if you want to r 3181 Select this option if you want to run o32 binaries. These are pure
3084 32-bit binaries as used by the 32-b 3182 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
3085 existing binaries are in this forma 3183 existing binaries are in this format.
3086 3184
3087 If unsure, say Y. 3185 If unsure, say Y.
3088 3186
3089 config MIPS32_N32 3187 config MIPS32_N32
3090 bool "Kernel support for n32 binaries 3188 bool "Kernel support for n32 binaries"
3091 depends on 64BIT 3189 depends on 64BIT
3092 select ARCH_WANT_COMPAT_IPC_PARSE_VER 3190 select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
3093 select COMPAT 3191 select COMPAT
3094 select MIPS32_COMPAT 3192 select MIPS32_COMPAT
>> 3193 select SYSVIPC_COMPAT if SYSVIPC
3095 help 3194 help
3096 Select this option if you want to r 3195 Select this option if you want to run n32 binaries. These are
3097 64-bit binaries using 32-bit quanti 3196 64-bit binaries using 32-bit quantities for addressing and certain
3098 data that would normally be 64-bit. 3197 data that would normally be 64-bit. They are used in special
3099 cases. 3198 cases.
3100 3199
3101 If unsure, say N. 3200 If unsure, say N.
3102 3201
3103 config CC_HAS_MNO_BRANCH_LIKELY !! 3202 config BINFMT_ELF32
3104 def_bool y !! 3203 bool
3105 depends on $(cc-option,-mno-branch-li !! 3204 default y if MIPS32_O32 || MIPS32_N32
3106 !! 3205 select ELFCORE
3107 # https://github.com/llvm/llvm-project/issues <<
3108 config CC_HAS_BROKEN_INLINE_COMPAT_BRANCH <<
3109 def_bool y if CC_IS_CLANG <<
3110 3206
3111 menu "Power management options" 3207 menu "Power management options"
3112 3208
3113 config ARCH_HIBERNATION_POSSIBLE 3209 config ARCH_HIBERNATION_POSSIBLE
3114 def_bool y 3210 def_bool y
3115 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3211 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
3116 3212
3117 config ARCH_SUSPEND_POSSIBLE 3213 config ARCH_SUSPEND_POSSIBLE
3118 def_bool y 3214 def_bool y
3119 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3215 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
3120 3216
3121 source "kernel/power/Kconfig" 3217 source "kernel/power/Kconfig"
3122 3218
3123 endmenu 3219 endmenu
3124 3220
3125 config MIPS_EXTERNAL_TIMER 3221 config MIPS_EXTERNAL_TIMER
3126 bool 3222 bool
3127 3223
3128 menu "CPU Power Management" 3224 menu "CPU Power Management"
3129 3225
3130 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIME 3226 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
3131 source "drivers/cpufreq/Kconfig" 3227 source "drivers/cpufreq/Kconfig"
3132 endif # CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL !! 3228 endif
3133 3229
3134 source "drivers/cpuidle/Kconfig" 3230 source "drivers/cpuidle/Kconfig"
3135 3231
3136 endmenu 3232 endmenu
3137 3233
3138 source "arch/mips/kvm/Kconfig" !! 3234 source "drivers/firmware/Kconfig"
3139 3235
3140 source "arch/mips/vdso/Kconfig" !! 3236 source "arch/mips/kvm/Kconfig"
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