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 <<
8 select ARCH_HAS_CPU_FINALIZE_INIT 7 select ARCH_HAS_CPU_FINALIZE_INIT
9 select ARCH_HAS_CURRENT_STACK_POINTER !! 8 select ARCH_DISCARD_MEMBLOCK
10 select ARCH_HAS_DEBUG_VIRTUAL if !64BI !! 9 select ARCH_HAS_ELF_RANDOMIZE
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 10 select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
19 select ARCH_HAS_UBSAN !! 11 select ARCH_SUPPORTS_UPROBES
20 select ARCH_HAS_GCOV_PROFILE_ALL <<
21 select ARCH_KEEP_MEMBLOCK <<
22 select ARCH_USE_BUILTIN_BSWAP 12 select ARCH_USE_BUILTIN_BSWAP
23 select ARCH_USE_CMPXCHG_LOCKREF if 64B 13 select ARCH_USE_CMPXCHG_LOCKREF if 64BIT
24 select ARCH_USE_MEMTEST <<
25 select ARCH_USE_QUEUED_RWLOCKS 14 select ARCH_USE_QUEUED_RWLOCKS
26 select ARCH_USE_QUEUED_SPINLOCKS 15 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 16 select ARCH_WANT_IPC_PARSE_VERSION
30 select ARCH_WANT_LD_ORPHAN_WARN !! 17 select BUILDTIME_EXTABLE_SORT
31 select BUILDTIME_TABLE_SORT <<
32 select CLONE_BACKWARDS 18 select CLONE_BACKWARDS
33 select CPU_NO_EFFICIENT_FFS if (TARGET !! 19 select CPU_PM if CPU_IDLE
34 select CPU_PM if CPU_IDLE || SUSPEND !! 20 select DMA_DIRECT_OPS
35 select GENERIC_ATOMIC64 if !64BIT 21 select GENERIC_ATOMIC64 if !64BIT
>> 22 select GENERIC_CLOCKEVENTS
36 select GENERIC_CMOS_UPDATE 23 select GENERIC_CMOS_UPDATE
37 select GENERIC_CPU_AUTOPROBE 24 select GENERIC_CPU_AUTOPROBE
38 select GENERIC_GETTIMEOFDAY <<
39 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
>> 32 select GENERIC_PCI_IOMAP
48 select GENERIC_SCHED_CLOCK if !CAVIUM_ 33 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
49 select GENERIC_SMP_IDLE_THREAD 34 select GENERIC_SMP_IDLE_THREAD
50 select GENERIC_IDLE_POLL_SETUP <<
51 select GENERIC_TIME_VSYSCALL 35 select GENERIC_TIME_VSYSCALL
52 select GUP_GET_PXX_LOW_HIGH if CPU_MIP !! 36 select HANDLE_DOMAIN_IRQ
53 select HAS_IOPORT if !NO_IOPORT_MAP || <<
54 select HAVE_ARCH_COMPILER_H 37 select HAVE_ARCH_COMPILER_H
55 select HAVE_ARCH_JUMP_LABEL 38 select HAVE_ARCH_JUMP_LABEL
56 select HAVE_ARCH_KGDB if MIPS_FP_SUPPO !! 39 select HAVE_ARCH_KGDB
57 select HAVE_ARCH_MMAP_RND_BITS if MMU 40 select HAVE_ARCH_MMAP_RND_BITS if MMU
58 select HAVE_ARCH_MMAP_RND_COMPAT_BITS 41 select HAVE_ARCH_MMAP_RND_COMPAT_BITS if MMU && COMPAT
59 select HAVE_ARCH_SECCOMP_FILTER 42 select HAVE_ARCH_SECCOMP_FILTER
60 select HAVE_ARCH_TRACEHOOK 43 select HAVE_ARCH_TRACEHOOK
61 select HAVE_ARCH_TRANSPARENT_HUGEPAGE !! 44 select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
62 select HAVE_ASM_MODVERSIONS !! 45 select HAVE_CBPF_JIT if (!64BIT && !CPU_MICROMIPS)
63 select HAVE_CONTEXT_TRACKING_USER !! 46 select HAVE_EBPF_JIT if (64BIT && !CPU_MICROMIPS)
64 select HAVE_TIF_NOHZ !! 47 select HAVE_CONTEXT_TRACKING
>> 48 select HAVE_COPY_THREAD_TLS
65 select HAVE_C_RECORDMCOUNT 49 select HAVE_C_RECORDMCOUNT
66 select HAVE_DEBUG_KMEMLEAK 50 select HAVE_DEBUG_KMEMLEAK
67 select HAVE_DEBUG_STACKOVERFLOW 51 select HAVE_DEBUG_STACKOVERFLOW
68 select HAVE_DMA_CONTIGUOUS 52 select HAVE_DMA_CONTIGUOUS
69 select HAVE_DYNAMIC_FTRACE 53 select HAVE_DYNAMIC_FTRACE
70 select HAVE_EBPF_JIT if !CPU_MICROMIPS <<
71 select HAVE_EXIT_THREAD 54 select HAVE_EXIT_THREAD
72 select HAVE_GUP_FAST <<
73 select HAVE_FTRACE_MCOUNT_RECORD 55 select HAVE_FTRACE_MCOUNT_RECORD
74 select HAVE_FUNCTION_GRAPH_TRACER 56 select HAVE_FUNCTION_GRAPH_TRACER
75 select HAVE_FUNCTION_TRACER 57 select HAVE_FUNCTION_TRACER
76 select HAVE_GCC_PLUGINS !! 58 select HAVE_GENERIC_DMA_COHERENT
77 select HAVE_GENERIC_VDSO !! 59 select HAVE_IDE
78 select HAVE_IOREMAP_PROT <<
79 select HAVE_IRQ_EXIT_ON_IRQ_STACK 60 select HAVE_IRQ_EXIT_ON_IRQ_STACK
80 select HAVE_IRQ_TIME_ACCOUNTING 61 select HAVE_IRQ_TIME_ACCOUNTING
81 select HAVE_KPROBES 62 select HAVE_KPROBES
82 select HAVE_KRETPROBES 63 select HAVE_KRETPROBES
83 select HAVE_LD_DEAD_CODE_DATA_ELIMINAT !! 64 select HAVE_MEMBLOCK
>> 65 select HAVE_MEMBLOCK_NODE_MAP
84 select HAVE_MOD_ARCH_SPECIFIC 66 select HAVE_MOD_ARCH_SPECIFIC
85 select HAVE_NMI 67 select HAVE_NMI
86 select HAVE_PAGE_SIZE_4KB if !CPU_LOON !! 68 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 69 select HAVE_PERF_EVENTS
90 select HAVE_PERF_REGS <<
91 select HAVE_PERF_USER_STACK_DUMP <<
92 select HAVE_REGS_AND_STACK_ACCESS_API 70 select HAVE_REGS_AND_STACK_ACCESS_API
93 select HAVE_RSEQ 71 select HAVE_RSEQ
94 select HAVE_SPARSE_SYSCALL_NR <<
95 select HAVE_STACKPROTECTOR 72 select HAVE_STACKPROTECTOR
96 select HAVE_SYSCALL_TRACEPOINTS 73 select HAVE_SYSCALL_TRACEPOINTS
97 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 74 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
98 select IRQ_FORCED_THREADING 75 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 76 select MODULES_USE_ELF_RELA if MODULES && 64BIT
>> 77 select MODULES_USE_ELF_REL if MODULES
103 select PERF_USE_VMALLOC 78 select PERF_USE_VMALLOC
104 select PCI_MSI_ARCH_FALLBACKS if PCI_M !! 79 select RTC_LIB if !MACH_LOONGSON64
105 select RTC_LIB <<
106 select SYSCTL_EXCEPTION_TRACE 80 select SYSCTL_EXCEPTION_TRACE
107 select TRACE_IRQFLAGS_SUPPORT !! 81 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 82
136 menu "Machine selection" 83 menu "Machine selection"
137 84
138 choice 85 choice
139 prompt "System type" 86 prompt "System type"
140 default MIPS_GENERIC_KERNEL !! 87 default MIPS_GENERIC
141 88
142 config MIPS_GENERIC_KERNEL !! 89 config MIPS_GENERIC
143 bool "Generic board-agnostic MIPS kern 90 bool "Generic board-agnostic MIPS kernel"
144 select MIPS_GENERIC <<
145 select BOOT_RAW 91 select BOOT_RAW
146 select BUILTIN_DTB 92 select BUILTIN_DTB
147 select CEVT_R4K 93 select CEVT_R4K
148 select CLKSRC_MIPS_GIC 94 select CLKSRC_MIPS_GIC
149 select COMMON_CLK 95 select COMMON_CLK
150 select CPU_MIPSR2_IRQ_EI <<
151 select CPU_MIPSR2_IRQ_VI 96 select CPU_MIPSR2_IRQ_VI
>> 97 select CPU_MIPSR2_IRQ_EI
152 select CSRC_R4K 98 select CSRC_R4K
153 select DMA_NONCOHERENT !! 99 select DMA_PERDEV_COHERENT
154 select HAVE_PCI !! 100 select HW_HAS_PCI
155 select IRQ_MIPS_CPU 101 select IRQ_MIPS_CPU
156 select MACH_GENERIC_CORE !! 102 select LIBFDT
157 select MIPS_AUTO_PFN_OFFSET 103 select MIPS_AUTO_PFN_OFFSET
158 select MIPS_CPU_SCACHE 104 select MIPS_CPU_SCACHE
159 select MIPS_GIC 105 select MIPS_GIC
160 select MIPS_L1_CACHE_SHIFT_7 106 select MIPS_L1_CACHE_SHIFT_7
161 select NO_EXCEPT_FILL 107 select NO_EXCEPT_FILL
162 select PCI_DRIVERS_GENERIC 108 select PCI_DRIVERS_GENERIC
>> 109 select PINCTRL
163 select SMP_UP if SMP 110 select SMP_UP if SMP
164 select SWAP_IO_SPACE 111 select SWAP_IO_SPACE
165 select SYS_HAS_CPU_MIPS32_R1 112 select SYS_HAS_CPU_MIPS32_R1
166 select SYS_HAS_CPU_MIPS32_R2 113 select SYS_HAS_CPU_MIPS32_R2
167 select SYS_HAS_CPU_MIPS32_R5 <<
168 select SYS_HAS_CPU_MIPS32_R6 114 select SYS_HAS_CPU_MIPS32_R6
169 select SYS_HAS_CPU_MIPS64_R1 115 select SYS_HAS_CPU_MIPS64_R1
170 select SYS_HAS_CPU_MIPS64_R2 116 select SYS_HAS_CPU_MIPS64_R2
171 select SYS_HAS_CPU_MIPS64_R5 <<
172 select SYS_HAS_CPU_MIPS64_R6 117 select SYS_HAS_CPU_MIPS64_R6
173 select SYS_SUPPORTS_32BIT_KERNEL 118 select SYS_SUPPORTS_32BIT_KERNEL
174 select SYS_SUPPORTS_64BIT_KERNEL 119 select SYS_SUPPORTS_64BIT_KERNEL
175 select SYS_SUPPORTS_BIG_ENDIAN 120 select SYS_SUPPORTS_BIG_ENDIAN
176 select SYS_SUPPORTS_HIGHMEM 121 select SYS_SUPPORTS_HIGHMEM
177 select SYS_SUPPORTS_LITTLE_ENDIAN 122 select SYS_SUPPORTS_LITTLE_ENDIAN
178 select SYS_SUPPORTS_MICROMIPS 123 select SYS_SUPPORTS_MICROMIPS
179 select SYS_SUPPORTS_MIPS16 <<
180 select SYS_SUPPORTS_MIPS_CPS 124 select SYS_SUPPORTS_MIPS_CPS
>> 125 select SYS_SUPPORTS_MIPS16
181 select SYS_SUPPORTS_MULTITHREADING 126 select SYS_SUPPORTS_MULTITHREADING
182 select SYS_SUPPORTS_RELOCATABLE 127 select SYS_SUPPORTS_RELOCATABLE
183 select SYS_SUPPORTS_SMARTMIPS 128 select SYS_SUPPORTS_SMARTMIPS
184 select SYS_SUPPORTS_ZBOOT <<
185 select UHI_BOOT <<
186 select USB_EHCI_BIG_ENDIAN_DESC if CPU 129 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
187 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 130 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
188 select USB_OHCI_BIG_ENDIAN_DESC if CPU 131 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
189 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 132 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
190 select USB_UHCI_BIG_ENDIAN_DESC if CPU 133 select USB_UHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
191 select USB_UHCI_BIG_ENDIAN_MMIO if CPU 134 select USB_UHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
192 select USE_OF 135 select USE_OF
193 help 136 help
194 Select this to build a kernel which 137 Select this to build a kernel which aims to support multiple boards,
195 generally using a flattened device t 138 generally using a flattened device tree passed from the bootloader
196 using the boot protocol defined in t 139 using the boot protocol defined in the UHI (Unified Hosting
197 Interface) specification. 140 Interface) specification.
198 141
199 config MIPS_ALCHEMY 142 config MIPS_ALCHEMY
200 bool "Alchemy processor based machines 143 bool "Alchemy processor based machines"
201 select PHYS_ADDR_T_64BIT 144 select PHYS_ADDR_T_64BIT
202 select CEVT_R4K 145 select CEVT_R4K
203 select CSRC_R4K 146 select CSRC_R4K
204 select IRQ_MIPS_CPU 147 select IRQ_MIPS_CPU
205 select DMA_NONCOHERENT # Au10 !! 148 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 149 select SYS_HAS_CPU_MIPS32_R1
208 select SYS_SUPPORTS_32BIT_KERNEL 150 select SYS_SUPPORTS_32BIT_KERNEL
209 select SYS_SUPPORTS_APM_EMULATION 151 select SYS_SUPPORTS_APM_EMULATION
210 select GPIOLIB 152 select GPIOLIB
211 select SYS_SUPPORTS_ZBOOT 153 select SYS_SUPPORTS_ZBOOT
212 select COMMON_CLK 154 select COMMON_CLK
213 155
>> 156 config AR7
>> 157 bool "Texas Instruments AR7"
>> 158 select BOOT_ELF32
>> 159 select DMA_NONCOHERENT
>> 160 select CEVT_R4K
>> 161 select CSRC_R4K
>> 162 select IRQ_MIPS_CPU
>> 163 select NO_EXCEPT_FILL
>> 164 select SWAP_IO_SPACE
>> 165 select SYS_HAS_CPU_MIPS32_R1
>> 166 select SYS_HAS_EARLY_PRINTK
>> 167 select SYS_SUPPORTS_32BIT_KERNEL
>> 168 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 169 select SYS_SUPPORTS_MIPS16
>> 170 select SYS_SUPPORTS_ZBOOT_UART16550
>> 171 select GPIOLIB
>> 172 select VLYNQ
>> 173 select HAVE_CLK
>> 174 help
>> 175 Support for the Texas Instruments AR7 System-on-a-Chip
>> 176 family: TNETD7100, 7200 and 7300.
>> 177
214 config ATH25 178 config ATH25
215 bool "Atheros AR231x/AR531x SoC suppor 179 bool "Atheros AR231x/AR531x SoC support"
216 select CEVT_R4K 180 select CEVT_R4K
217 select CSRC_R4K 181 select CSRC_R4K
218 select DMA_NONCOHERENT 182 select DMA_NONCOHERENT
219 select IRQ_MIPS_CPU 183 select IRQ_MIPS_CPU
220 select IRQ_DOMAIN 184 select IRQ_DOMAIN
221 select SYS_HAS_CPU_MIPS32_R1 185 select SYS_HAS_CPU_MIPS32_R1
222 select SYS_SUPPORTS_BIG_ENDIAN 186 select SYS_SUPPORTS_BIG_ENDIAN
223 select SYS_SUPPORTS_32BIT_KERNEL 187 select SYS_SUPPORTS_32BIT_KERNEL
224 select SYS_HAS_EARLY_PRINTK 188 select SYS_HAS_EARLY_PRINTK
225 help 189 help
226 Support for Atheros AR231x and Ather 190 Support for Atheros AR231x and Atheros AR531x based boards
227 191
228 config ATH79 192 config ATH79
229 bool "Atheros AR71XX/AR724X/AR913X bas 193 bool "Atheros AR71XX/AR724X/AR913X based boards"
230 select ARCH_HAS_RESET_CONTROLLER 194 select ARCH_HAS_RESET_CONTROLLER
231 select BOOT_RAW 195 select BOOT_RAW
232 select CEVT_R4K 196 select CEVT_R4K
233 select CSRC_R4K 197 select CSRC_R4K
234 select DMA_NONCOHERENT 198 select DMA_NONCOHERENT
235 select GPIOLIB 199 select GPIOLIB
236 select PINCTRL 200 select PINCTRL
>> 201 select HAVE_CLK
237 select COMMON_CLK 202 select COMMON_CLK
>> 203 select CLKDEV_LOOKUP
238 select IRQ_MIPS_CPU 204 select IRQ_MIPS_CPU
>> 205 select MIPS_MACHINE
239 select SYS_HAS_CPU_MIPS32_R2 206 select SYS_HAS_CPU_MIPS32_R2
240 select SYS_HAS_EARLY_PRINTK 207 select SYS_HAS_EARLY_PRINTK
241 select SYS_SUPPORTS_32BIT_KERNEL 208 select SYS_SUPPORTS_32BIT_KERNEL
242 select SYS_SUPPORTS_BIG_ENDIAN 209 select SYS_SUPPORTS_BIG_ENDIAN
243 select SYS_SUPPORTS_MIPS16 210 select SYS_SUPPORTS_MIPS16
244 select SYS_SUPPORTS_ZBOOT_UART_PROM 211 select SYS_SUPPORTS_ZBOOT_UART_PROM
245 select USE_OF 212 select USE_OF
246 select USB_EHCI_ROOT_HUB_TT if USB_EHC 213 select USB_EHCI_ROOT_HUB_TT if USB_EHCI_HCD_PLATFORM
247 help 214 help
248 Support for the Atheros AR71XX/AR724 215 Support for the Atheros AR71XX/AR724X/AR913X SoCs.
249 216
250 config BMIPS_GENERIC 217 config BMIPS_GENERIC
251 bool "Broadcom Generic BMIPS kernel" 218 bool "Broadcom Generic BMIPS kernel"
252 select ARCH_HAS_RESET_CONTROLLER <<
253 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL 219 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL
>> 220 select ARCH_HAS_PHYS_TO_DMA
254 select BOOT_RAW 221 select BOOT_RAW
255 select NO_EXCEPT_FILL 222 select NO_EXCEPT_FILL
256 select USE_OF 223 select USE_OF
257 select CEVT_R4K 224 select CEVT_R4K
258 select CSRC_R4K 225 select CSRC_R4K
259 select SYNC_R4K 226 select SYNC_R4K
260 select COMMON_CLK 227 select COMMON_CLK
261 select BCM6345_L1_IRQ 228 select BCM6345_L1_IRQ
262 select BCM7038_L1_IRQ 229 select BCM7038_L1_IRQ
263 select BCM7120_L2_IRQ 230 select BCM7120_L2_IRQ
264 select BRCMSTB_L2_IRQ 231 select BRCMSTB_L2_IRQ
265 select IRQ_MIPS_CPU 232 select IRQ_MIPS_CPU
266 select DMA_NONCOHERENT 233 select DMA_NONCOHERENT
267 select SYS_SUPPORTS_32BIT_KERNEL 234 select SYS_SUPPORTS_32BIT_KERNEL
268 select SYS_SUPPORTS_LITTLE_ENDIAN 235 select SYS_SUPPORTS_LITTLE_ENDIAN
269 select SYS_SUPPORTS_BIG_ENDIAN 236 select SYS_SUPPORTS_BIG_ENDIAN
270 select SYS_SUPPORTS_HIGHMEM 237 select SYS_SUPPORTS_HIGHMEM
271 select SYS_HAS_CPU_BMIPS32_3300 238 select SYS_HAS_CPU_BMIPS32_3300
272 select SYS_HAS_CPU_BMIPS4350 239 select SYS_HAS_CPU_BMIPS4350
273 select SYS_HAS_CPU_BMIPS4380 240 select SYS_HAS_CPU_BMIPS4380
274 select SYS_HAS_CPU_BMIPS5000 241 select SYS_HAS_CPU_BMIPS5000
275 select SWAP_IO_SPACE 242 select SWAP_IO_SPACE
276 select USB_EHCI_BIG_ENDIAN_DESC if CPU 243 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
277 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 244 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
278 select USB_OHCI_BIG_ENDIAN_DESC if CPU 245 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
279 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 246 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
280 select HARDIRQS_SW_RESEND 247 select HARDIRQS_SW_RESEND
281 select HAVE_PCI <<
282 select PCI_DRIVERS_GENERIC <<
283 select FW_CFE <<
284 help 248 help
285 Build a generic DT-based kernel imag 249 Build a generic DT-based kernel image that boots on select
286 BCM33xx cable modem chips, BCM63xx D 250 BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
287 box chips. Note that CONFIG_CPU_BIG 251 box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN
288 must be set appropriately for your b 252 must be set appropriately for your board.
289 253
290 config BCM47XX 254 config BCM47XX
291 bool "Broadcom BCM47XX based boards" 255 bool "Broadcom BCM47XX based boards"
292 select BOOT_RAW 256 select BOOT_RAW
293 select CEVT_R4K 257 select CEVT_R4K
294 select CSRC_R4K 258 select CSRC_R4K
295 select DMA_NONCOHERENT 259 select DMA_NONCOHERENT
296 select HAVE_PCI !! 260 select HW_HAS_PCI
297 select IRQ_MIPS_CPU 261 select IRQ_MIPS_CPU
298 select SYS_HAS_CPU_MIPS32_R1 262 select SYS_HAS_CPU_MIPS32_R1
299 select NO_EXCEPT_FILL 263 select NO_EXCEPT_FILL
300 select SYS_SUPPORTS_32BIT_KERNEL 264 select SYS_SUPPORTS_32BIT_KERNEL
301 select SYS_SUPPORTS_LITTLE_ENDIAN 265 select SYS_SUPPORTS_LITTLE_ENDIAN
302 select SYS_SUPPORTS_MIPS16 266 select SYS_SUPPORTS_MIPS16
303 select SYS_SUPPORTS_ZBOOT 267 select SYS_SUPPORTS_ZBOOT
304 select SYS_HAS_EARLY_PRINTK 268 select SYS_HAS_EARLY_PRINTK
305 select USE_GENERIC_EARLY_PRINTK_8250 269 select USE_GENERIC_EARLY_PRINTK_8250
306 select GPIOLIB 270 select GPIOLIB
307 select LEDS_GPIO_REGISTER 271 select LEDS_GPIO_REGISTER
308 select BCM47XX_NVRAM 272 select BCM47XX_NVRAM
309 select BCM47XX_SPROM 273 select BCM47XX_SPROM
310 select BCM47XX_SSB if !BCM47XX_BCMA 274 select BCM47XX_SSB if !BCM47XX_BCMA
311 help 275 help
312 Support for BCM47XX based boards !! 276 Support for BCM47XX based boards
313 277
314 config BCM63XX 278 config BCM63XX
315 bool "Broadcom BCM63XX based boards" 279 bool "Broadcom BCM63XX based boards"
316 select BOOT_RAW 280 select BOOT_RAW
317 select CEVT_R4K 281 select CEVT_R4K
318 select CSRC_R4K 282 select CSRC_R4K
319 select SYNC_R4K 283 select SYNC_R4K
320 select DMA_NONCOHERENT 284 select DMA_NONCOHERENT
321 select IRQ_MIPS_CPU 285 select IRQ_MIPS_CPU
322 select SYS_SUPPORTS_32BIT_KERNEL 286 select SYS_SUPPORTS_32BIT_KERNEL
323 select SYS_SUPPORTS_BIG_ENDIAN 287 select SYS_SUPPORTS_BIG_ENDIAN
324 select SYS_HAS_EARLY_PRINTK 288 select SYS_HAS_EARLY_PRINTK
325 select SYS_HAS_CPU_BMIPS32_3300 289 select SYS_HAS_CPU_BMIPS32_3300
326 select SYS_HAS_CPU_BMIPS4350 290 select SYS_HAS_CPU_BMIPS4350
327 select SYS_HAS_CPU_BMIPS4380 291 select SYS_HAS_CPU_BMIPS4380
328 select SWAP_IO_SPACE 292 select SWAP_IO_SPACE
329 select GPIOLIB 293 select GPIOLIB
>> 294 select HAVE_CLK
330 select MIPS_L1_CACHE_SHIFT_4 295 select MIPS_L1_CACHE_SHIFT_4
331 select HAVE_LEGACY_CLK !! 296 select CLKDEV_LOOKUP
332 help 297 help
333 Support for BCM63XX based boards !! 298 Support for BCM63XX based boards
334 299
335 config MIPS_COBALT 300 config MIPS_COBALT
336 bool "Cobalt Server" 301 bool "Cobalt Server"
337 select CEVT_R4K 302 select CEVT_R4K
338 select CSRC_R4K 303 select CSRC_R4K
339 select CEVT_GT641XX 304 select CEVT_GT641XX
340 select DMA_NONCOHERENT 305 select DMA_NONCOHERENT
341 select FORCE_PCI !! 306 select HW_HAS_PCI
342 select I8253 307 select I8253
343 select I8259 308 select I8259
344 select IRQ_MIPS_CPU 309 select IRQ_MIPS_CPU
345 select IRQ_GT641XX 310 select IRQ_GT641XX
346 select PCI_GT64XXX_PCI0 311 select PCI_GT64XXX_PCI0
>> 312 select PCI
347 select SYS_HAS_CPU_NEVADA 313 select SYS_HAS_CPU_NEVADA
348 select SYS_HAS_EARLY_PRINTK 314 select SYS_HAS_EARLY_PRINTK
349 select SYS_SUPPORTS_32BIT_KERNEL 315 select SYS_SUPPORTS_32BIT_KERNEL
350 select SYS_SUPPORTS_64BIT_KERNEL 316 select SYS_SUPPORTS_64BIT_KERNEL
351 select SYS_SUPPORTS_LITTLE_ENDIAN 317 select SYS_SUPPORTS_LITTLE_ENDIAN
352 select USE_GENERIC_EARLY_PRINTK_8250 318 select USE_GENERIC_EARLY_PRINTK_8250
353 319
354 config MACH_DECSTATION 320 config MACH_DECSTATION
355 bool "DECstations" 321 bool "DECstations"
356 select BOOT_ELF32 322 select BOOT_ELF32
357 select CEVT_DS1287 323 select CEVT_DS1287
358 select CEVT_R4K if CPU_R4X00 324 select CEVT_R4K if CPU_R4X00
359 select CSRC_IOASIC 325 select CSRC_IOASIC
360 select CSRC_R4K if CPU_R4X00 326 select CSRC_R4K if CPU_R4X00
361 select CPU_DADDI_WORKAROUNDS if 64BIT 327 select CPU_DADDI_WORKAROUNDS if 64BIT
362 select CPU_R4000_WORKAROUNDS if 64BIT 328 select CPU_R4000_WORKAROUNDS if 64BIT
363 select CPU_R4400_WORKAROUNDS if 64BIT 329 select CPU_R4400_WORKAROUNDS if 64BIT
364 select DMA_NONCOHERENT 330 select DMA_NONCOHERENT
365 select NO_IOPORT_MAP 331 select NO_IOPORT_MAP
366 select IRQ_MIPS_CPU 332 select IRQ_MIPS_CPU
367 select SYS_HAS_CPU_R3000 333 select SYS_HAS_CPU_R3000
368 select SYS_HAS_CPU_R4X00 334 select SYS_HAS_CPU_R4X00
369 select SYS_SUPPORTS_32BIT_KERNEL 335 select SYS_SUPPORTS_32BIT_KERNEL
370 select SYS_SUPPORTS_64BIT_KERNEL 336 select SYS_SUPPORTS_64BIT_KERNEL
371 select SYS_SUPPORTS_LITTLE_ENDIAN 337 select SYS_SUPPORTS_LITTLE_ENDIAN
372 select SYS_SUPPORTS_128HZ 338 select SYS_SUPPORTS_128HZ
373 select SYS_SUPPORTS_256HZ 339 select SYS_SUPPORTS_256HZ
374 select SYS_SUPPORTS_1024HZ 340 select SYS_SUPPORTS_1024HZ
375 select MIPS_L1_CACHE_SHIFT_4 341 select MIPS_L1_CACHE_SHIFT_4
376 help 342 help
377 This enables support for DEC's MIPS 343 This enables support for DEC's MIPS based workstations. For details
378 see the Linux/MIPS FAQ on <http://ww 344 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
379 DECstation porting pages on <http:// 345 DECstation porting pages on <http://decstation.unix-ag.org/>.
380 346
381 If you have one of the following DEC 347 If you have one of the following DECstation Models you definitely
382 want to choose R4xx0 for the CPU Typ 348 want to choose R4xx0 for the CPU Type:
383 349
384 DECstation 5000/50 350 DECstation 5000/50
385 DECstation 5000/150 351 DECstation 5000/150
386 DECstation 5000/260 352 DECstation 5000/260
387 DECsystem 5900/260 353 DECsystem 5900/260
388 354
389 otherwise choose R3000. 355 otherwise choose R3000.
390 356
391 config MACH_JAZZ 357 config MACH_JAZZ
392 bool "Jazz family of machines" 358 bool "Jazz family of machines"
393 select ARC_MEMORY <<
394 select ARC_PROMLIB <<
395 select ARCH_MIGHT_HAVE_PC_PARPORT 359 select ARCH_MIGHT_HAVE_PC_PARPORT
396 select ARCH_MIGHT_HAVE_PC_SERIO 360 select ARCH_MIGHT_HAVE_PC_SERIO
397 select FW_ARC 361 select FW_ARC
398 select FW_ARC32 362 select FW_ARC32
399 select ARCH_MAY_HAVE_PC_FDC 363 select ARCH_MAY_HAVE_PC_FDC
400 select CEVT_R4K 364 select CEVT_R4K
401 select CSRC_R4K 365 select CSRC_R4K
402 select DEFAULT_SGI_PARTITION if CPU_BI 366 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
403 select GENERIC_ISA_DMA 367 select GENERIC_ISA_DMA
404 select HAVE_PCSPKR_PLATFORM 368 select HAVE_PCSPKR_PLATFORM
405 select IRQ_MIPS_CPU 369 select IRQ_MIPS_CPU
406 select I8253 370 select I8253
407 select I8259 371 select I8259
408 select ISA 372 select ISA
409 select SYS_HAS_CPU_R4X00 373 select SYS_HAS_CPU_R4X00
410 select SYS_SUPPORTS_32BIT_KERNEL 374 select SYS_SUPPORTS_32BIT_KERNEL
411 select SYS_SUPPORTS_64BIT_KERNEL 375 select SYS_SUPPORTS_64BIT_KERNEL
412 select SYS_SUPPORTS_100HZ 376 select SYS_SUPPORTS_100HZ
413 select SYS_SUPPORTS_LITTLE_ENDIAN <<
414 help 377 help
415 This a family of machines based on t !! 378 This a family of machines based on the MIPS R4030 chipset which was
416 used by several vendors to build RIS !! 379 used by several vendors to build RISC/os and Windows NT workstations.
417 Members include the Acer PICA, MIPS !! 380 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
418 Olivetti M700-10 workstations. !! 381 Olivetti M700-10 workstations.
419 382
420 config MACH_INGENIC_SOC !! 383 config MACH_INGENIC
421 bool "Ingenic SoC based machines" 384 bool "Ingenic SoC based machines"
422 select MIPS_GENERIC !! 385 select SYS_SUPPORTS_32BIT_KERNEL
423 select MACH_INGENIC !! 386 select SYS_SUPPORTS_LITTLE_ENDIAN
424 select MACH_GENERIC_CORE <<
425 select SYS_SUPPORTS_ZBOOT_UART16550 387 select SYS_SUPPORTS_ZBOOT_UART16550
426 select CPU_SUPPORTS_CPUFREQ !! 388 select DMA_NONCOHERENT
427 select MIPS_EXTERNAL_TIMER !! 389 select IRQ_MIPS_CPU
>> 390 select PINCTRL
>> 391 select GPIOLIB
>> 392 select COMMON_CLK
>> 393 select GENERIC_IRQ_CHIP
>> 394 select BUILTIN_DTB
>> 395 select USE_OF
>> 396 select LIBFDT
428 397
429 config LANTIQ 398 config LANTIQ
430 bool "Lantiq based platforms" 399 bool "Lantiq based platforms"
431 select DMA_NONCOHERENT 400 select DMA_NONCOHERENT
432 select IRQ_MIPS_CPU 401 select IRQ_MIPS_CPU
433 select CEVT_R4K 402 select CEVT_R4K
434 select CSRC_R4K 403 select CSRC_R4K
435 select NO_EXCEPT_FILL <<
436 select SYS_HAS_CPU_MIPS32_R1 404 select SYS_HAS_CPU_MIPS32_R1
437 select SYS_HAS_CPU_MIPS32_R2 405 select SYS_HAS_CPU_MIPS32_R2
438 select SYS_SUPPORTS_BIG_ENDIAN 406 select SYS_SUPPORTS_BIG_ENDIAN
439 select SYS_SUPPORTS_32BIT_KERNEL 407 select SYS_SUPPORTS_32BIT_KERNEL
440 select SYS_SUPPORTS_MIPS16 408 select SYS_SUPPORTS_MIPS16
441 select SYS_SUPPORTS_MULTITHREADING 409 select SYS_SUPPORTS_MULTITHREADING
442 select SYS_SUPPORTS_VPE_LOADER 410 select SYS_SUPPORTS_VPE_LOADER
443 select SYS_HAS_EARLY_PRINTK 411 select SYS_HAS_EARLY_PRINTK
444 select GPIOLIB 412 select GPIOLIB
445 select SWAP_IO_SPACE 413 select SWAP_IO_SPACE
446 select BOOT_RAW 414 select BOOT_RAW
447 select HAVE_LEGACY_CLK !! 415 select CLKDEV_LOOKUP
448 select USE_OF 416 select USE_OF
449 select PINCTRL 417 select PINCTRL
450 select PINCTRL_LANTIQ 418 select PINCTRL_LANTIQ
451 select ARCH_HAS_RESET_CONTROLLER 419 select ARCH_HAS_RESET_CONTROLLER
452 select RESET_CONTROLLER 420 select RESET_CONTROLLER
453 421
>> 422 config LASAT
>> 423 bool "LASAT Networks platforms"
>> 424 select CEVT_R4K
>> 425 select CRC32
>> 426 select CSRC_R4K
>> 427 select DMA_NONCOHERENT
>> 428 select SYS_HAS_EARLY_PRINTK
>> 429 select HW_HAS_PCI
>> 430 select IRQ_MIPS_CPU
>> 431 select PCI_GT64XXX_PCI0
>> 432 select MIPS_NILE4
>> 433 select R5000_CPU_SCACHE
>> 434 select SYS_HAS_CPU_R5000
>> 435 select SYS_SUPPORTS_32BIT_KERNEL
>> 436 select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
>> 437 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 438
454 config MACH_LOONGSON32 439 config MACH_LOONGSON32
455 bool "Loongson 32-bit family of machin !! 440 bool "Loongson-1 family of machines"
456 select SYS_SUPPORTS_ZBOOT 441 select SYS_SUPPORTS_ZBOOT
457 help 442 help
458 This enables support for the Loongso 443 This enables support for the Loongson-1 family of machines.
459 444
460 Loongson-1 is a family of 32-bit MIP 445 Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by
461 the Institute of Computing Technolog 446 the Institute of Computing Technology (ICT), Chinese Academy of
462 Sciences (CAS). 447 Sciences (CAS).
463 448
464 config MACH_LOONGSON2EF !! 449 config MACH_LOONGSON64
465 bool "Loongson-2E/F family of machines !! 450 bool "Loongson-2/3 family of machines"
466 select SYS_SUPPORTS_ZBOOT 451 select SYS_SUPPORTS_ZBOOT
467 help 452 help
468 This enables the support of early Lo !! 453 This enables the support of Loongson-2/3 family of machines.
469 454
470 config MACH_LOONGSON64 !! 455 Loongson-2 is a family of single-core CPUs and Loongson-3 is a
471 bool "Loongson 64-bit family of machin !! 456 family of multi-core CPUs. They are both 64-bit general-purpose
472 select ARCH_DMA_DEFAULT_COHERENT !! 457 MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute
473 select ARCH_SPARSEMEM_ENABLE !! 458 of Computing Technology (ICT), Chinese Academy of Sciences (CAS)
474 select ARCH_MIGHT_HAVE_PC_PARPORT !! 459 in the People's Republic of China. The chief architect is Professor
475 select ARCH_MIGHT_HAVE_PC_SERIO !! 460 Weiwu Hu.
476 select GENERIC_ISA_DMA_SUPPORT_BROKEN !! 461
>> 462 config MACH_PISTACHIO
>> 463 bool "IMG Pistachio SoC based boards"
477 select BOOT_ELF32 464 select BOOT_ELF32
478 select BOARD_SCACHE !! 465 select BOOT_RAW
479 select CSRC_R4K <<
480 select CEVT_R4K 466 select CEVT_R4K
481 select SYNC_R4K !! 467 select CLKSRC_MIPS_GIC
482 select FORCE_PCI !! 468 select COMMON_CLK
483 select ISA !! 469 select CSRC_R4K
484 select I8259 !! 470 select DMA_NONCOHERENT
>> 471 select GPIOLIB
485 select IRQ_MIPS_CPU 472 select IRQ_MIPS_CPU
486 select NO_EXCEPT_FILL !! 473 select LIBFDT
487 select NR_CPUS_DEFAULT_64 !! 474 select MFD_SYSCON
488 select USE_GENERIC_EARLY_PRINTK_8250 !! 475 select MIPS_CPU_SCACHE
489 select PCI_DRIVERS_GENERIC !! 476 select MIPS_GIC
490 select SYS_HAS_CPU_LOONGSON64 !! 477 select PINCTRL
491 select SYS_HAS_EARLY_PRINTK !! 478 select REGULATOR
492 select SYS_SUPPORTS_SMP !! 479 select SYS_HAS_CPU_MIPS32_R2
493 select SYS_SUPPORTS_HOTPLUG_CPU !! 480 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 481 select SYS_SUPPORTS_LITTLE_ENDIAN
498 select SYS_SUPPORTS_ZBOOT !! 482 select SYS_SUPPORTS_MIPS_CPS
>> 483 select SYS_SUPPORTS_MULTITHREADING
499 select SYS_SUPPORTS_RELOCATABLE 484 select SYS_SUPPORTS_RELOCATABLE
500 select ZONE_DMA32 !! 485 select SYS_SUPPORTS_ZBOOT
501 select COMMON_CLK !! 486 select SYS_HAS_EARLY_PRINTK
>> 487 select USE_GENERIC_EARLY_PRINTK_8250
502 select USE_OF 488 select USE_OF
503 select BUILTIN_DTB <<
504 select PCI_HOST_GENERIC <<
505 help 489 help
506 This enables the support of Loongson !! 490 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 <<
512 491
513 config MIPS_MALTA 492 config MIPS_MALTA
514 bool "MIPS Malta board" 493 bool "MIPS Malta board"
515 select ARCH_MAY_HAVE_PC_FDC 494 select ARCH_MAY_HAVE_PC_FDC
516 select ARCH_MIGHT_HAVE_PC_PARPORT 495 select ARCH_MIGHT_HAVE_PC_PARPORT
517 select ARCH_MIGHT_HAVE_PC_SERIO 496 select ARCH_MIGHT_HAVE_PC_SERIO
518 select BOOT_ELF32 497 select BOOT_ELF32
519 select BOOT_RAW 498 select BOOT_RAW
520 select BUILTIN_DTB 499 select BUILTIN_DTB
521 select CEVT_R4K 500 select CEVT_R4K
>> 501 select CSRC_R4K
522 select CLKSRC_MIPS_GIC 502 select CLKSRC_MIPS_GIC
523 select COMMON_CLK 503 select COMMON_CLK
524 select CSRC_R4K !! 504 select DMA_MAYBE_COHERENT
525 select DMA_NONCOHERENT <<
526 select GENERIC_ISA_DMA 505 select GENERIC_ISA_DMA
527 select HAVE_PCSPKR_PLATFORM 506 select HAVE_PCSPKR_PLATFORM
528 select HAVE_PCI !! 507 select IRQ_MIPS_CPU
>> 508 select MIPS_GIC
>> 509 select HW_HAS_PCI
529 select I8253 510 select I8253
530 select I8259 511 select I8259
531 select IRQ_MIPS_CPU <<
532 select MIPS_BONITO64 512 select MIPS_BONITO64
533 select MIPS_CPU_SCACHE 513 select MIPS_CPU_SCACHE
534 select MIPS_GIC <<
535 select MIPS_L1_CACHE_SHIFT_6 514 select MIPS_L1_CACHE_SHIFT_6
536 select MIPS_MSC <<
537 select PCI_GT64XXX_PCI0 515 select PCI_GT64XXX_PCI0
>> 516 select MIPS_MSC
538 select SMP_UP if SMP 517 select SMP_UP if SMP
539 select SWAP_IO_SPACE 518 select SWAP_IO_SPACE
540 select SYS_HAS_CPU_MIPS32_R1 519 select SYS_HAS_CPU_MIPS32_R1
541 select SYS_HAS_CPU_MIPS32_R2 520 select SYS_HAS_CPU_MIPS32_R2
542 select SYS_HAS_CPU_MIPS32_R3_5 521 select SYS_HAS_CPU_MIPS32_R3_5
543 select SYS_HAS_CPU_MIPS32_R5 522 select SYS_HAS_CPU_MIPS32_R5
544 select SYS_HAS_CPU_MIPS32_R6 523 select SYS_HAS_CPU_MIPS32_R6
545 select SYS_HAS_CPU_MIPS64_R1 524 select SYS_HAS_CPU_MIPS64_R1
546 select SYS_HAS_CPU_MIPS64_R2 525 select SYS_HAS_CPU_MIPS64_R2
547 select SYS_HAS_CPU_MIPS64_R6 526 select SYS_HAS_CPU_MIPS64_R6
548 select SYS_HAS_CPU_NEVADA 527 select SYS_HAS_CPU_NEVADA
549 select SYS_HAS_CPU_RM7000 528 select SYS_HAS_CPU_RM7000
550 select SYS_SUPPORTS_32BIT_KERNEL 529 select SYS_SUPPORTS_32BIT_KERNEL
551 select SYS_SUPPORTS_64BIT_KERNEL 530 select SYS_SUPPORTS_64BIT_KERNEL
552 select SYS_SUPPORTS_BIG_ENDIAN 531 select SYS_SUPPORTS_BIG_ENDIAN
553 select SYS_SUPPORTS_HIGHMEM 532 select SYS_SUPPORTS_HIGHMEM
554 select SYS_SUPPORTS_LITTLE_ENDIAN 533 select SYS_SUPPORTS_LITTLE_ENDIAN
555 select SYS_SUPPORTS_MICROMIPS 534 select SYS_SUPPORTS_MICROMIPS
556 select SYS_SUPPORTS_MIPS16 !! 535 select SYS_SUPPORTS_MIPS_CMP
557 select SYS_SUPPORTS_MIPS_CPS 536 select SYS_SUPPORTS_MIPS_CPS
>> 537 select SYS_SUPPORTS_MIPS16
558 select SYS_SUPPORTS_MULTITHREADING 538 select SYS_SUPPORTS_MULTITHREADING
559 select SYS_SUPPORTS_RELOCATABLE <<
560 select SYS_SUPPORTS_SMARTMIPS 539 select SYS_SUPPORTS_SMARTMIPS
561 select SYS_SUPPORTS_VPE_LOADER 540 select SYS_SUPPORTS_VPE_LOADER
562 select SYS_SUPPORTS_ZBOOT 541 select SYS_SUPPORTS_ZBOOT
>> 542 select SYS_SUPPORTS_RELOCATABLE
563 select USE_OF 543 select USE_OF
564 select WAR_ICACHE_REFILLS !! 544 select LIBFDT
565 select ZONE_DMA32 if 64BIT 545 select ZONE_DMA32 if 64BIT
>> 546 select BUILTIN_DTB
>> 547 select LIBFDT
566 help 548 help
567 This enables support for the MIPS Te 549 This enables support for the MIPS Technologies Malta evaluation
568 board. 550 board.
569 551
570 config MACH_PIC32 552 config MACH_PIC32
571 bool "Microchip PIC32 Family" 553 bool "Microchip PIC32 Family"
572 help 554 help
573 This enables support for the Microch 555 This enables support for the Microchip PIC32 family of platforms.
574 556
575 Microchip PIC32 is a family of gener 557 Microchip PIC32 is a family of general-purpose 32 bit MIPS core
576 microcontrollers. 558 microcontrollers.
577 559
578 config EYEQ !! 560 config NEC_MARKEINS
579 bool "Mobileye EyeQ SoC" !! 561 bool "NEC EMMA2RH Mark-eins board"
580 select MACH_GENERIC_CORE !! 562 select SOC_EMMA2RH
581 select ARM_AMBA !! 563 select HW_HAS_PCI
582 select PHYSICAL_START_BOOL !! 564 help
583 select ARCH_SPARSEMEM_DEFAULT if 64BIT !! 565 This enables support for the NEC Electronics Mark-eins boards.
584 select BOOT_RAW !! 566
585 select BUILTIN_DTB !! 567 config MACH_VR41XX
>> 568 bool "NEC VR4100 series based machines"
586 select CEVT_R4K 569 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 570 select CSRC_R4K
592 select DMA_NONCOHERENT !! 571 select SYS_HAS_CPU_VR41XX
593 select HAVE_PCI !! 572 select SYS_SUPPORTS_MIPS16
594 select IRQ_MIPS_CPU !! 573 select GPIOLIB
595 select MIPS_AUTO_PFN_OFFSET !! 574
596 select MIPS_CPU_SCACHE !! 575 config NXP_STB220
597 select MIPS_GIC !! 576 bool "NXP STB220 board"
598 select MIPS_L1_CACHE_SHIFT_7 !! 577 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 578 help
618 Select this to build a kernel suppor !! 579 Support for NXP Semiconductors STB220 Development Board.
619 580
620 bool !! 581 config NXP_STB225
>> 582 bool "NXP 225 board"
>> 583 select SOC_PNX833X
>> 584 select SOC_PNX8335
>> 585 help
>> 586 Support for NXP Semiconductors STB225 Development Board.
621 587
622 config MACH_NINTENDO64 !! 588 config PMC_MSP
623 bool "Nintendo 64 console" !! 589 bool "PMC-Sierra MSP chipsets"
624 select CEVT_R4K 590 select CEVT_R4K
625 select CSRC_R4K 591 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 592 select DMA_NONCOHERENT
>> 593 select SWAP_IO_SPACE
>> 594 select NO_EXCEPT_FILL
>> 595 select BOOT_RAW
>> 596 select SYS_HAS_CPU_MIPS32_R1
>> 597 select SYS_HAS_CPU_MIPS32_R2
>> 598 select SYS_SUPPORTS_32BIT_KERNEL
>> 599 select SYS_SUPPORTS_BIG_ENDIAN
>> 600 select SYS_SUPPORTS_MIPS16
632 select IRQ_MIPS_CPU 601 select IRQ_MIPS_CPU
>> 602 select SERIAL_8250
>> 603 select SERIAL_8250_CONSOLE
>> 604 select USB_EHCI_BIG_ENDIAN_MMIO
>> 605 select USB_EHCI_BIG_ENDIAN_DESC
>> 606 help
>> 607 This adds support for the PMC-Sierra family of Multi-Service
>> 608 Processor System-On-A-Chips. These parts include a number
>> 609 of integrated peripherals, interfaces and DSPs in addition to
>> 610 a variety of MIPS cores.
633 611
634 config RALINK 612 config RALINK
635 bool "Ralink based machines" 613 bool "Ralink based machines"
636 select CEVT_R4K 614 select CEVT_R4K
637 select COMMON_CLK <<
638 select CSRC_R4K 615 select CSRC_R4K
639 select BOOT_RAW 616 select BOOT_RAW
640 select DMA_NONCOHERENT 617 select DMA_NONCOHERENT
641 select IRQ_MIPS_CPU 618 select IRQ_MIPS_CPU
642 select USE_OF 619 select USE_OF
>> 620 select SYS_HAS_CPU_MIPS32_R1
643 select SYS_HAS_CPU_MIPS32_R2 621 select SYS_HAS_CPU_MIPS32_R2
644 select SYS_SUPPORTS_32BIT_KERNEL 622 select SYS_SUPPORTS_32BIT_KERNEL
645 select SYS_SUPPORTS_LITTLE_ENDIAN 623 select SYS_SUPPORTS_LITTLE_ENDIAN
646 select SYS_SUPPORTS_MIPS16 624 select SYS_SUPPORTS_MIPS16
647 select SYS_SUPPORTS_ZBOOT <<
648 select SYS_HAS_EARLY_PRINTK 625 select SYS_HAS_EARLY_PRINTK
>> 626 select CLKDEV_LOOKUP
649 select ARCH_HAS_RESET_CONTROLLER 627 select ARCH_HAS_RESET_CONTROLLER
650 select RESET_CONTROLLER 628 select RESET_CONTROLLER
651 629
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 630 config SGI_IP22
673 bool "SGI IP22 (Indy/Indigo2)" 631 bool "SGI IP22 (Indy/Indigo2)"
674 select ARC_MEMORY <<
675 select ARC_PROMLIB <<
676 select FW_ARC 632 select FW_ARC
677 select FW_ARC32 633 select FW_ARC32
678 select ARCH_MIGHT_HAVE_PC_SERIO 634 select ARCH_MIGHT_HAVE_PC_SERIO
679 select BOOT_ELF32 635 select BOOT_ELF32
680 select CEVT_R4K 636 select CEVT_R4K
681 select CSRC_R4K 637 select CSRC_R4K
682 select DEFAULT_SGI_PARTITION 638 select DEFAULT_SGI_PARTITION
683 select DMA_NONCOHERENT 639 select DMA_NONCOHERENT
684 select HAVE_EISA !! 640 select HW_HAS_EISA
685 select I8253 641 select I8253
686 select I8259 642 select I8259
687 select IP22_CPU_SCACHE 643 select IP22_CPU_SCACHE
688 select IRQ_MIPS_CPU 644 select IRQ_MIPS_CPU
689 select GENERIC_ISA_DMA_SUPPORT_BROKEN 645 select GENERIC_ISA_DMA_SUPPORT_BROKEN
690 select SGI_HAS_I8042 646 select SGI_HAS_I8042
691 select SGI_HAS_INDYDOG 647 select SGI_HAS_INDYDOG
692 select SGI_HAS_HAL2 648 select SGI_HAS_HAL2
693 select SGI_HAS_SEEQ 649 select SGI_HAS_SEEQ
694 select SGI_HAS_WD93 650 select SGI_HAS_WD93
695 select SGI_HAS_ZILOG 651 select SGI_HAS_ZILOG
696 select SWAP_IO_SPACE 652 select SWAP_IO_SPACE
697 select SYS_HAS_CPU_R4X00 653 select SYS_HAS_CPU_R4X00
698 select SYS_HAS_CPU_R5000 654 select SYS_HAS_CPU_R5000
699 select SYS_HAS_EARLY_PRINTK !! 655 #
>> 656 # Disable EARLY_PRINTK for now since it leads to overwritten prom
>> 657 # memory during early boot on some machines.
>> 658 #
>> 659 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
>> 660 # for a more details discussion
>> 661 #
>> 662 # select SYS_HAS_EARLY_PRINTK
700 select SYS_SUPPORTS_32BIT_KERNEL 663 select SYS_SUPPORTS_32BIT_KERNEL
701 select SYS_SUPPORTS_64BIT_KERNEL 664 select SYS_SUPPORTS_64BIT_KERNEL
702 select SYS_SUPPORTS_BIG_ENDIAN 665 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_7 666 select MIPS_L1_CACHE_SHIFT_7
707 help 667 help
708 This are the SGI Indy, Challenge S a 668 This are the SGI Indy, Challenge S and Indigo2, as well as certain
709 OEM variants like the Tandem CMN B00 669 OEM variants like the Tandem CMN B006S. To compile a Linux kernel
710 that runs on these, say Y here. 670 that runs on these, say Y here.
711 671
712 config SGI_IP27 672 config SGI_IP27
713 bool "SGI IP27 (Origin200/2000)" 673 bool "SGI IP27 (Origin200/2000)"
714 select ARCH_HAS_PHYS_TO_DMA 674 select ARCH_HAS_PHYS_TO_DMA
715 select ARCH_SPARSEMEM_ENABLE <<
716 select FW_ARC 675 select FW_ARC
717 select FW_ARC64 676 select FW_ARC64
718 select ARC_CMDLINE_ONLY <<
719 select BOOT_ELF64 677 select BOOT_ELF64
720 select DEFAULT_SGI_PARTITION 678 select DEFAULT_SGI_PARTITION
721 select FORCE_PCI <<
722 select SYS_HAS_EARLY_PRINTK 679 select SYS_HAS_EARLY_PRINTK
723 select HAVE_PCI !! 680 select HW_HAS_PCI
724 select IRQ_MIPS_CPU <<
725 select IRQ_DOMAIN_HIERARCHY <<
726 select NR_CPUS_DEFAULT_64 681 select NR_CPUS_DEFAULT_64
727 select PCI_DRIVERS_GENERIC <<
728 select PCI_XTALK_BRIDGE <<
729 select SYS_HAS_CPU_R10000 682 select SYS_HAS_CPU_R10000
730 select SYS_SUPPORTS_64BIT_KERNEL 683 select SYS_SUPPORTS_64BIT_KERNEL
731 select SYS_SUPPORTS_BIG_ENDIAN 684 select SYS_SUPPORTS_BIG_ENDIAN
732 select SYS_SUPPORTS_NUMA 685 select SYS_SUPPORTS_NUMA
733 select SYS_SUPPORTS_SMP 686 select SYS_SUPPORTS_SMP
734 select WAR_R10000_LLSC <<
735 select MIPS_L1_CACHE_SHIFT_7 687 select MIPS_L1_CACHE_SHIFT_7
736 select NUMA <<
737 help 688 help
738 This are the SGI Origin 200, Origin 689 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
739 workstations. To compile a Linux ke 690 workstations. To compile a Linux kernel that runs on these, say Y
740 here. 691 here.
741 692
742 config SGI_IP28 693 config SGI_IP28
743 bool "SGI IP28 (Indigo2 R10k)" 694 bool "SGI IP28 (Indigo2 R10k)"
744 select ARC_MEMORY <<
745 select ARC_PROMLIB <<
746 select FW_ARC 695 select FW_ARC
747 select FW_ARC64 696 select FW_ARC64
748 select ARCH_MIGHT_HAVE_PC_SERIO 697 select ARCH_MIGHT_HAVE_PC_SERIO
749 select BOOT_ELF64 698 select BOOT_ELF64
750 select CEVT_R4K 699 select CEVT_R4K
751 select CSRC_R4K 700 select CSRC_R4K
752 select DEFAULT_SGI_PARTITION 701 select DEFAULT_SGI_PARTITION
753 select DMA_NONCOHERENT 702 select DMA_NONCOHERENT
754 select GENERIC_ISA_DMA_SUPPORT_BROKEN 703 select GENERIC_ISA_DMA_SUPPORT_BROKEN
755 select IRQ_MIPS_CPU 704 select IRQ_MIPS_CPU
756 select HAVE_EISA !! 705 select HW_HAS_EISA
757 select I8253 706 select I8253
758 select I8259 707 select I8259
759 select SGI_HAS_I8042 708 select SGI_HAS_I8042
760 select SGI_HAS_INDYDOG 709 select SGI_HAS_INDYDOG
761 select SGI_HAS_HAL2 710 select SGI_HAS_HAL2
762 select SGI_HAS_SEEQ 711 select SGI_HAS_SEEQ
763 select SGI_HAS_WD93 712 select SGI_HAS_WD93
764 select SGI_HAS_ZILOG 713 select SGI_HAS_ZILOG
765 select SWAP_IO_SPACE 714 select SWAP_IO_SPACE
766 select SYS_HAS_CPU_R10000 715 select SYS_HAS_CPU_R10000
767 select SYS_HAS_EARLY_PRINTK !! 716 #
768 select SYS_SUPPORTS_64BIT_KERNEL !! 717 # Disable EARLY_PRINTK for now since it leads to overwritten prom
769 select SYS_SUPPORTS_BIG_ENDIAN !! 718 # memory during early boot on some machines.
770 select WAR_R10000_LLSC !! 719 #
771 select MIPS_L1_CACHE_SHIFT_7 !! 720 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
772 help !! 721 # for a more details discussion
773 This is the SGI Indigo2 with R10000 !! 722 #
774 kernel that runs on these, say Y her !! 723 # 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 724 select SYS_SUPPORTS_64BIT_KERNEL
795 select SYS_SUPPORTS_BIG_ENDIAN 725 select SYS_SUPPORTS_BIG_ENDIAN
796 select SYS_SUPPORTS_SMP <<
797 select WAR_R10000_LLSC <<
798 select MIPS_L1_CACHE_SHIFT_7 726 select MIPS_L1_CACHE_SHIFT_7
799 select ARC_MEMORY !! 727 help
800 help !! 728 This is the SGI Indigo2 with R10000 processor. To compile a Linux
801 These are the SGI Octane and Octane2 !! 729 kernel that runs on these, say Y here.
802 compile a Linux kernel that runs on <<
803 730
804 config SGI_IP32 731 config SGI_IP32
805 bool "SGI IP32 (O2)" 732 bool "SGI IP32 (O2)"
806 select ARC_MEMORY <<
807 select ARC_PROMLIB <<
808 select ARCH_HAS_PHYS_TO_DMA 733 select ARCH_HAS_PHYS_TO_DMA
809 select FW_ARC 734 select FW_ARC
810 select FW_ARC32 735 select FW_ARC32
811 select BOOT_ELF32 736 select BOOT_ELF32
812 select CEVT_R4K 737 select CEVT_R4K
813 select CSRC_R4K 738 select CSRC_R4K
814 select DMA_NONCOHERENT 739 select DMA_NONCOHERENT
815 select HAVE_PCI !! 740 select HW_HAS_PCI
816 select IRQ_MIPS_CPU 741 select IRQ_MIPS_CPU
817 select R5000_CPU_SCACHE 742 select R5000_CPU_SCACHE
818 select RM7000_CPU_SCACHE 743 select RM7000_CPU_SCACHE
819 select SYS_HAS_CPU_R5000 744 select SYS_HAS_CPU_R5000
820 select SYS_HAS_CPU_R10000 if BROKEN 745 select SYS_HAS_CPU_R10000 if BROKEN
821 select SYS_HAS_CPU_RM7000 746 select SYS_HAS_CPU_RM7000
822 select SYS_HAS_CPU_NEVADA 747 select SYS_HAS_CPU_NEVADA
823 select SYS_SUPPORTS_64BIT_KERNEL 748 select SYS_SUPPORTS_64BIT_KERNEL
824 select SYS_SUPPORTS_BIG_ENDIAN 749 select SYS_SUPPORTS_BIG_ENDIAN
825 select WAR_ICACHE_REFILLS <<
826 help 750 help
827 If you want this kernel to run on SG 751 If you want this kernel to run on SGI O2 workstation, say Y here.
828 752
>> 753 config SIBYTE_CRHINE
>> 754 bool "Sibyte BCM91120C-CRhine"
>> 755 select BOOT_ELF32
>> 756 select SIBYTE_BCM1120
>> 757 select SWAP_IO_SPACE
>> 758 select SYS_HAS_CPU_SB1
>> 759 select SYS_SUPPORTS_BIG_ENDIAN
>> 760 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 761
>> 762 config SIBYTE_CARMEL
>> 763 bool "Sibyte BCM91120x-Carmel"
>> 764 select BOOT_ELF32
>> 765 select SIBYTE_BCM1120
>> 766 select SWAP_IO_SPACE
>> 767 select SYS_HAS_CPU_SB1
>> 768 select SYS_SUPPORTS_BIG_ENDIAN
>> 769 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 770
829 config SIBYTE_CRHONE 771 config SIBYTE_CRHONE
830 bool "Sibyte BCM91125C-CRhone" 772 bool "Sibyte BCM91125C-CRhone"
831 select BOOT_ELF32 773 select BOOT_ELF32
832 select SIBYTE_BCM1125 774 select SIBYTE_BCM1125
833 select SWAP_IO_SPACE 775 select SWAP_IO_SPACE
834 select SYS_HAS_CPU_SB1 776 select SYS_HAS_CPU_SB1
835 select SYS_SUPPORTS_BIG_ENDIAN 777 select SYS_SUPPORTS_BIG_ENDIAN
836 select SYS_SUPPORTS_HIGHMEM 778 select SYS_SUPPORTS_HIGHMEM
837 select SYS_SUPPORTS_LITTLE_ENDIAN 779 select SYS_SUPPORTS_LITTLE_ENDIAN
838 780
839 config SIBYTE_RHONE 781 config SIBYTE_RHONE
840 bool "Sibyte BCM91125E-Rhone" 782 bool "Sibyte BCM91125E-Rhone"
841 select BOOT_ELF32 783 select BOOT_ELF32
842 select SIBYTE_SB1250 !! 784 select SIBYTE_BCM1125H
843 select SWAP_IO_SPACE 785 select SWAP_IO_SPACE
844 select SYS_HAS_CPU_SB1 786 select SYS_HAS_CPU_SB1
845 select SYS_SUPPORTS_BIG_ENDIAN 787 select SYS_SUPPORTS_BIG_ENDIAN
846 select SYS_SUPPORTS_LITTLE_ENDIAN 788 select SYS_SUPPORTS_LITTLE_ENDIAN
847 789
848 config SIBYTE_SWARM 790 config SIBYTE_SWARM
849 bool "Sibyte BCM91250A-SWARM" 791 bool "Sibyte BCM91250A-SWARM"
850 select BOOT_ELF32 792 select BOOT_ELF32
851 select HAVE_PATA_PLATFORM 793 select HAVE_PATA_PLATFORM
852 select SIBYTE_SB1250 794 select SIBYTE_SB1250
853 select SWAP_IO_SPACE 795 select SWAP_IO_SPACE
854 select SYS_HAS_CPU_SB1 796 select SYS_HAS_CPU_SB1
855 select SYS_SUPPORTS_BIG_ENDIAN 797 select SYS_SUPPORTS_BIG_ENDIAN
856 select SYS_SUPPORTS_HIGHMEM 798 select SYS_SUPPORTS_HIGHMEM
857 select SYS_SUPPORTS_LITTLE_ENDIAN 799 select SYS_SUPPORTS_LITTLE_ENDIAN
858 select ZONE_DMA32 if 64BIT 800 select ZONE_DMA32 if 64BIT
859 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 801 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI
860 802
861 config SIBYTE_LITTLESUR 803 config SIBYTE_LITTLESUR
862 bool "Sibyte BCM91250C2-LittleSur" 804 bool "Sibyte BCM91250C2-LittleSur"
863 select BOOT_ELF32 805 select BOOT_ELF32
864 select HAVE_PATA_PLATFORM 806 select HAVE_PATA_PLATFORM
865 select SIBYTE_SB1250 807 select SIBYTE_SB1250
866 select SWAP_IO_SPACE 808 select SWAP_IO_SPACE
867 select SYS_HAS_CPU_SB1 809 select SYS_HAS_CPU_SB1
868 select SYS_SUPPORTS_BIG_ENDIAN 810 select SYS_SUPPORTS_BIG_ENDIAN
869 select SYS_SUPPORTS_HIGHMEM 811 select SYS_SUPPORTS_HIGHMEM
870 select SYS_SUPPORTS_LITTLE_ENDIAN 812 select SYS_SUPPORTS_LITTLE_ENDIAN
871 select ZONE_DMA32 if 64BIT 813 select ZONE_DMA32 if 64BIT
872 814
873 config SIBYTE_SENTOSA 815 config SIBYTE_SENTOSA
874 bool "Sibyte BCM91250E-Sentosa" 816 bool "Sibyte BCM91250E-Sentosa"
875 select BOOT_ELF32 817 select BOOT_ELF32
876 select SIBYTE_SB1250 818 select SIBYTE_SB1250
877 select SWAP_IO_SPACE 819 select SWAP_IO_SPACE
878 select SYS_HAS_CPU_SB1 820 select SYS_HAS_CPU_SB1
879 select SYS_SUPPORTS_BIG_ENDIAN 821 select SYS_SUPPORTS_BIG_ENDIAN
880 select SYS_SUPPORTS_LITTLE_ENDIAN 822 select SYS_SUPPORTS_LITTLE_ENDIAN
881 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 823 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI
882 824
883 config SIBYTE_BIGSUR 825 config SIBYTE_BIGSUR
884 bool "Sibyte BCM91480B-BigSur" 826 bool "Sibyte BCM91480B-BigSur"
885 select BOOT_ELF32 827 select BOOT_ELF32
886 select NR_CPUS_DEFAULT_4 828 select NR_CPUS_DEFAULT_4
887 select SIBYTE_BCM1x80 829 select SIBYTE_BCM1x80
888 select SWAP_IO_SPACE 830 select SWAP_IO_SPACE
889 select SYS_HAS_CPU_SB1 831 select SYS_HAS_CPU_SB1
890 select SYS_SUPPORTS_BIG_ENDIAN 832 select SYS_SUPPORTS_BIG_ENDIAN
891 select SYS_SUPPORTS_HIGHMEM 833 select SYS_SUPPORTS_HIGHMEM
892 select SYS_SUPPORTS_LITTLE_ENDIAN 834 select SYS_SUPPORTS_LITTLE_ENDIAN
893 select ZONE_DMA32 if 64BIT 835 select ZONE_DMA32 if 64BIT
894 select SWIOTLB if ARCH_DMA_ADDR_T_64BI 836 select SWIOTLB if ARCH_DMA_ADDR_T_64BIT && PCI
895 837
896 config SNI_RM 838 config SNI_RM
897 bool "SNI RM200/300/400" 839 bool "SNI RM200/300/400"
898 select ARC_MEMORY <<
899 select ARC_PROMLIB <<
900 select FW_ARC if CPU_LITTLE_ENDIAN 840 select FW_ARC if CPU_LITTLE_ENDIAN
901 select FW_ARC32 if CPU_LITTLE_ENDIAN 841 select FW_ARC32 if CPU_LITTLE_ENDIAN
902 select FW_SNIPROM if CPU_BIG_ENDIAN 842 select FW_SNIPROM if CPU_BIG_ENDIAN
903 select ARCH_MAY_HAVE_PC_FDC 843 select ARCH_MAY_HAVE_PC_FDC
904 select ARCH_MIGHT_HAVE_PC_PARPORT 844 select ARCH_MIGHT_HAVE_PC_PARPORT
905 select ARCH_MIGHT_HAVE_PC_SERIO 845 select ARCH_MIGHT_HAVE_PC_SERIO
906 select BOOT_ELF32 846 select BOOT_ELF32
907 select CEVT_R4K 847 select CEVT_R4K
908 select CSRC_R4K 848 select CSRC_R4K
909 select DEFAULT_SGI_PARTITION if CPU_BI 849 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
910 select DMA_NONCOHERENT 850 select DMA_NONCOHERENT
911 select GENERIC_ISA_DMA 851 select GENERIC_ISA_DMA
912 select HAVE_EISA <<
913 select HAVE_PCSPKR_PLATFORM 852 select HAVE_PCSPKR_PLATFORM
914 select HAVE_PCI !! 853 select HW_HAS_EISA
>> 854 select HW_HAS_PCI
915 select IRQ_MIPS_CPU 855 select IRQ_MIPS_CPU
916 select I8253 856 select I8253
917 select I8259 857 select I8259
918 select ISA 858 select ISA
919 select MIPS_L1_CACHE_SHIFT_6 859 select MIPS_L1_CACHE_SHIFT_6
920 select SWAP_IO_SPACE if CPU_BIG_ENDIAN 860 select SWAP_IO_SPACE if CPU_BIG_ENDIAN
921 select SYS_HAS_CPU_R4X00 861 select SYS_HAS_CPU_R4X00
922 select SYS_HAS_CPU_R5000 862 select SYS_HAS_CPU_R5000
923 select SYS_HAS_CPU_R10000 863 select SYS_HAS_CPU_R10000
924 select R5000_CPU_SCACHE 864 select R5000_CPU_SCACHE
925 select SYS_HAS_EARLY_PRINTK 865 select SYS_HAS_EARLY_PRINTK
926 select SYS_SUPPORTS_32BIT_KERNEL 866 select SYS_SUPPORTS_32BIT_KERNEL
927 select SYS_SUPPORTS_64BIT_KERNEL 867 select SYS_SUPPORTS_64BIT_KERNEL
928 select SYS_SUPPORTS_BIG_ENDIAN 868 select SYS_SUPPORTS_BIG_ENDIAN
929 select SYS_SUPPORTS_HIGHMEM 869 select SYS_SUPPORTS_HIGHMEM
930 select SYS_SUPPORTS_LITTLE_ENDIAN 870 select SYS_SUPPORTS_LITTLE_ENDIAN
931 select WAR_R4600_V2_HIT_CACHEOP <<
932 help 871 help
933 The SNI RM200/300/400 are MIPS-based 872 The SNI RM200/300/400 are MIPS-based machines manufactured by
934 Siemens Nixdorf Informationssysteme 873 Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
935 Technology and now in turn merged wi 874 Technology and now in turn merged with Fujitsu. Say Y here to
936 support this machine type. 875 support this machine type.
937 876
>> 877 config MACH_TX39XX
>> 878 bool "Toshiba TX39 series based machines"
>> 879
938 config MACH_TX49XX 880 config MACH_TX49XX
939 bool "Toshiba TX49 series based machin 881 bool "Toshiba TX49 series based machines"
940 select WAR_TX49XX_ICACHE_INDEX_INV <<
941 882
942 config MIKROTIK_RB532 883 config MIKROTIK_RB532
943 bool "Mikrotik RB532 boards" 884 bool "Mikrotik RB532 boards"
944 select CEVT_R4K 885 select CEVT_R4K
945 select CSRC_R4K 886 select CSRC_R4K
946 select DMA_NONCOHERENT 887 select DMA_NONCOHERENT
947 select HAVE_PCI !! 888 select HW_HAS_PCI
948 select IRQ_MIPS_CPU 889 select IRQ_MIPS_CPU
949 select SYS_HAS_CPU_MIPS32_R1 890 select SYS_HAS_CPU_MIPS32_R1
950 select SYS_SUPPORTS_32BIT_KERNEL 891 select SYS_SUPPORTS_32BIT_KERNEL
951 select SYS_SUPPORTS_LITTLE_ENDIAN 892 select SYS_SUPPORTS_LITTLE_ENDIAN
952 select SWAP_IO_SPACE 893 select SWAP_IO_SPACE
953 select BOOT_RAW 894 select BOOT_RAW
954 select GPIOLIB 895 select GPIOLIB
955 select MIPS_L1_CACHE_SHIFT_4 896 select MIPS_L1_CACHE_SHIFT_4
956 help 897 help
957 Support the Mikrotik(tm) RouterBoard 898 Support the Mikrotik(tm) RouterBoard 532 series,
958 based on the IDT RC32434 SoC. 899 based on the IDT RC32434 SoC.
959 900
960 config CAVIUM_OCTEON_SOC 901 config CAVIUM_OCTEON_SOC
961 bool "Cavium Networks Octeon SoC based 902 bool "Cavium Networks Octeon SoC based boards"
962 select CEVT_R4K 903 select CEVT_R4K
963 select ARCH_HAS_PHYS_TO_DMA 904 select ARCH_HAS_PHYS_TO_DMA
964 select HAVE_RAPIDIO !! 905 select HAS_RAPIDIO
965 select PHYS_ADDR_T_64BIT 906 select PHYS_ADDR_T_64BIT
966 select SYS_SUPPORTS_64BIT_KERNEL 907 select SYS_SUPPORTS_64BIT_KERNEL
967 select SYS_SUPPORTS_BIG_ENDIAN 908 select SYS_SUPPORTS_BIG_ENDIAN
968 select EDAC_SUPPORT 909 select EDAC_SUPPORT
969 select EDAC_ATOMIC_SCRUB 910 select EDAC_ATOMIC_SCRUB
970 select SYS_SUPPORTS_LITTLE_ENDIAN 911 select SYS_SUPPORTS_LITTLE_ENDIAN
971 select SYS_SUPPORTS_HOTPLUG_CPU if CPU 912 select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
972 select SYS_HAS_EARLY_PRINTK 913 select SYS_HAS_EARLY_PRINTK
973 select SYS_HAS_CPU_CAVIUM_OCTEON 914 select SYS_HAS_CPU_CAVIUM_OCTEON
974 select HAVE_PCI !! 915 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 916 select ZONE_DMA32
>> 917 select HOLES_IN_ZONE
979 select GPIOLIB 918 select GPIOLIB
>> 919 select LIBFDT
980 select USE_OF 920 select USE_OF
981 select ARCH_SPARSEMEM_ENABLE 921 select ARCH_SPARSEMEM_ENABLE
982 select SYS_SUPPORTS_SMP 922 select SYS_SUPPORTS_SMP
983 select NR_CPUS_DEFAULT_64 923 select NR_CPUS_DEFAULT_64
984 select MIPS_NR_CPU_NR_MAP_1024 924 select MIPS_NR_CPU_NR_MAP_1024
985 select BUILTIN_DTB 925 select BUILTIN_DTB
986 select MTD <<
987 select MTD_COMPLEX_MAPPINGS 926 select MTD_COMPLEX_MAPPINGS
988 select SWIOTLB 927 select SWIOTLB
989 select SYS_SUPPORTS_RELOCATABLE 928 select SYS_SUPPORTS_RELOCATABLE
990 help 929 help
991 This option supports all of the Octe 930 This option supports all of the Octeon reference boards from Cavium
992 Networks. It builds a kernel that dy 931 Networks. It builds a kernel that dynamically determines the Octeon
993 CPU type and supports all known boar 932 CPU type and supports all known board reference implementations.
994 Some of the supported boards are: 933 Some of the supported boards are:
995 EBT3000 934 EBT3000
996 EBH3000 935 EBH3000
997 EBH3100 936 EBH3100
998 Thunder 937 Thunder
999 Kodama 938 Kodama
1000 Hikari 939 Hikari
1001 Say Y here for most Octeon referenc 940 Say Y here for most Octeon reference boards.
1002 941
1003 endchoice !! 942 config NLM_XLR_BOARD
>> 943 bool "Netlogic XLR/XLS based systems"
>> 944 select BOOT_ELF32
>> 945 select NLM_COMMON
>> 946 select SYS_HAS_CPU_XLR
>> 947 select SYS_SUPPORTS_SMP
>> 948 select HW_HAS_PCI
>> 949 select SWAP_IO_SPACE
>> 950 select SYS_SUPPORTS_32BIT_KERNEL
>> 951 select SYS_SUPPORTS_64BIT_KERNEL
>> 952 select PHYS_ADDR_T_64BIT
>> 953 select SYS_SUPPORTS_BIG_ENDIAN
>> 954 select SYS_SUPPORTS_HIGHMEM
>> 955 select NR_CPUS_DEFAULT_32
>> 956 select CEVT_R4K
>> 957 select CSRC_R4K
>> 958 select IRQ_MIPS_CPU
>> 959 select ZONE_DMA32 if 64BIT
>> 960 select SYNC_R4K
>> 961 select SYS_HAS_EARLY_PRINTK
>> 962 select SYS_SUPPORTS_ZBOOT
>> 963 select SYS_SUPPORTS_ZBOOT_UART16550
>> 964 help
>> 965 Support for systems based on Netlogic XLR and XLS processors.
>> 966 Say Y here if you have a XLR or XLS based board.
1004 967
1005 config FIT_IMAGE_FDT_EPM5 !! 968 config NLM_XLP_BOARD
1006 bool "Include FDT for Mobileye EyeQ5 !! 969 bool "Netlogic XLP based systems"
1007 depends on MACH_EYEQ5 !! 970 select BOOT_ELF32
1008 default n !! 971 select NLM_COMMON
>> 972 select SYS_HAS_CPU_XLP
>> 973 select SYS_SUPPORTS_SMP
>> 974 select HW_HAS_PCI
>> 975 select SYS_SUPPORTS_32BIT_KERNEL
>> 976 select SYS_SUPPORTS_64BIT_KERNEL
>> 977 select PHYS_ADDR_T_64BIT
>> 978 select GPIOLIB
>> 979 select SYS_SUPPORTS_BIG_ENDIAN
>> 980 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 981 select SYS_SUPPORTS_HIGHMEM
>> 982 select NR_CPUS_DEFAULT_32
>> 983 select CEVT_R4K
>> 984 select CSRC_R4K
>> 985 select IRQ_MIPS_CPU
>> 986 select ZONE_DMA32 if 64BIT
>> 987 select SYNC_R4K
>> 988 select SYS_HAS_EARLY_PRINTK
>> 989 select USE_OF
>> 990 select SYS_SUPPORTS_ZBOOT
>> 991 select SYS_SUPPORTS_ZBOOT_UART16550
1009 help 992 help
1010 Enable this to include the FDT for !! 993 This board is based on Netlogic XLP Processor.
1011 from Mobileye in the FIT kernel ima !! 994 Say Y here if you have a XLP based board.
1012 This requires u-boot on the platfor !! 995
>> 996 config MIPS_PARAVIRT
>> 997 bool "Para-Virtualized guest system"
>> 998 select CEVT_R4K
>> 999 select CSRC_R4K
>> 1000 select SYS_SUPPORTS_64BIT_KERNEL
>> 1001 select SYS_SUPPORTS_32BIT_KERNEL
>> 1002 select SYS_SUPPORTS_BIG_ENDIAN
>> 1003 select SYS_SUPPORTS_SMP
>> 1004 select NR_CPUS_DEFAULT_4
>> 1005 select SYS_HAS_EARLY_PRINTK
>> 1006 select SYS_HAS_CPU_MIPS32_R2
>> 1007 select SYS_HAS_CPU_MIPS64_R2
>> 1008 select SYS_HAS_CPU_CAVIUM_OCTEON
>> 1009 select HW_HAS_PCI
>> 1010 select SWAP_IO_SPACE
>> 1011 help
>> 1012 This option supports guest running under ????
>> 1013
>> 1014 endchoice
1013 1015
1014 source "arch/mips/alchemy/Kconfig" 1016 source "arch/mips/alchemy/Kconfig"
1015 source "arch/mips/ath25/Kconfig" 1017 source "arch/mips/ath25/Kconfig"
1016 source "arch/mips/ath79/Kconfig" 1018 source "arch/mips/ath79/Kconfig"
1017 source "arch/mips/bcm47xx/Kconfig" 1019 source "arch/mips/bcm47xx/Kconfig"
1018 source "arch/mips/bcm63xx/Kconfig" 1020 source "arch/mips/bcm63xx/Kconfig"
1019 source "arch/mips/bmips/Kconfig" 1021 source "arch/mips/bmips/Kconfig"
1020 source "arch/mips/generic/Kconfig" 1022 source "arch/mips/generic/Kconfig"
1021 source "arch/mips/ingenic/Kconfig" <<
1022 source "arch/mips/jazz/Kconfig" 1023 source "arch/mips/jazz/Kconfig"
>> 1024 source "arch/mips/jz4740/Kconfig"
1023 source "arch/mips/lantiq/Kconfig" 1025 source "arch/mips/lantiq/Kconfig"
1024 source "arch/mips/mobileye/Kconfig" !! 1026 source "arch/mips/lasat/Kconfig"
1025 source "arch/mips/pic32/Kconfig" 1027 source "arch/mips/pic32/Kconfig"
>> 1028 source "arch/mips/pistachio/Kconfig"
>> 1029 source "arch/mips/pmcs-msp71xx/Kconfig"
1026 source "arch/mips/ralink/Kconfig" 1030 source "arch/mips/ralink/Kconfig"
1027 source "arch/mips/sgi-ip27/Kconfig" 1031 source "arch/mips/sgi-ip27/Kconfig"
1028 source "arch/mips/sibyte/Kconfig" 1032 source "arch/mips/sibyte/Kconfig"
1029 source "arch/mips/txx9/Kconfig" 1033 source "arch/mips/txx9/Kconfig"
>> 1034 source "arch/mips/vr41xx/Kconfig"
1030 source "arch/mips/cavium-octeon/Kconfig" 1035 source "arch/mips/cavium-octeon/Kconfig"
1031 source "arch/mips/loongson2ef/Kconfig" <<
1032 source "arch/mips/loongson32/Kconfig" 1036 source "arch/mips/loongson32/Kconfig"
1033 source "arch/mips/loongson64/Kconfig" 1037 source "arch/mips/loongson64/Kconfig"
>> 1038 source "arch/mips/netlogic/Kconfig"
>> 1039 source "arch/mips/paravirt/Kconfig"
1034 1040
1035 endmenu 1041 endmenu
1036 1042
>> 1043 config RWSEM_GENERIC_SPINLOCK
>> 1044 bool
>> 1045 default y
>> 1046
>> 1047 config RWSEM_XCHGADD_ALGORITHM
>> 1048 bool
>> 1049
1037 config GENERIC_HWEIGHT 1050 config GENERIC_HWEIGHT
1038 bool 1051 bool
1039 default y 1052 default y
1040 1053
1041 config GENERIC_CALIBRATE_DELAY 1054 config GENERIC_CALIBRATE_DELAY
1042 bool 1055 bool
1043 default y 1056 default y
1044 1057
1045 config SCHED_OMIT_FRAME_POINTER 1058 config SCHED_OMIT_FRAME_POINTER
1046 bool 1059 bool
1047 default y 1060 default y
1048 1061
1049 # 1062 #
1050 # Select some configuration options automatic 1063 # Select some configuration options automatically based on user selections.
1051 # 1064 #
1052 config FW_ARC 1065 config FW_ARC
1053 bool 1066 bool
1054 1067
1055 config ARCH_MAY_HAVE_PC_FDC 1068 config ARCH_MAY_HAVE_PC_FDC
1056 bool 1069 bool
1057 1070
1058 config BOOT_RAW 1071 config BOOT_RAW
1059 bool 1072 bool
1060 1073
1061 config CEVT_BCM1480 1074 config CEVT_BCM1480
1062 bool 1075 bool
1063 1076
1064 config CEVT_DS1287 1077 config CEVT_DS1287
1065 bool 1078 bool
1066 1079
1067 config CEVT_GT641XX 1080 config CEVT_GT641XX
1068 bool 1081 bool
1069 1082
1070 config CEVT_R4K 1083 config CEVT_R4K
1071 bool 1084 bool
1072 1085
1073 config CEVT_SB1250 1086 config CEVT_SB1250
1074 bool 1087 bool
1075 1088
1076 config CEVT_TXX9 1089 config CEVT_TXX9
1077 bool 1090 bool
1078 1091
1079 config CSRC_BCM1480 1092 config CSRC_BCM1480
1080 bool 1093 bool
1081 1094
1082 config CSRC_IOASIC 1095 config CSRC_IOASIC
1083 bool 1096 bool
1084 1097
1085 config CSRC_R4K 1098 config CSRC_R4K
1086 select CLOCKSOURCE_WATCHDOG if CPU_FR <<
1087 select HAVE_UNSTABLE_SCHED_CLOCK if S <<
1088 bool 1099 bool
1089 1100
1090 config CSRC_SB1250 1101 config CSRC_SB1250
1091 bool 1102 bool
1092 1103
1093 config MIPS_CLOCK_VSYSCALL 1104 config MIPS_CLOCK_VSYSCALL
1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC 1105 def_bool CSRC_R4K || CLKSRC_MIPS_GIC
1095 1106
1096 config GPIO_TXX9 1107 config GPIO_TXX9
1097 select GPIOLIB 1108 select GPIOLIB
1098 bool 1109 bool
1099 1110
1100 config FW_CFE 1111 config FW_CFE
1101 bool 1112 bool
1102 1113
1103 config ARCH_SUPPORTS_UPROBES 1114 config ARCH_SUPPORTS_UPROBES
1104 def_bool y !! 1115 bool
>> 1116
>> 1117 config DMA_MAYBE_COHERENT
>> 1118 select DMA_NONCOHERENT
>> 1119 bool
>> 1120
>> 1121 config DMA_PERDEV_COHERENT
>> 1122 bool
>> 1123 select DMA_MAYBE_COHERENT
1105 1124
1106 config DMA_NONCOHERENT 1125 config DMA_NONCOHERENT
1107 bool 1126 bool
1108 # <<
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 1127 select ARCH_HAS_SYNC_DMA_FOR_DEVICE
1120 select ARCH_HAS_DMA_SET_UNCACHED !! 1128 select ARCH_HAS_SYNC_DMA_FOR_CPU
1121 select DMA_NONCOHERENT_MMAP <<
1122 select NEED_DMA_MAP_STATE 1129 select NEED_DMA_MAP_STATE
>> 1130 select DMA_NONCOHERENT_MMAP
>> 1131 select DMA_NONCOHERENT_CACHE_SYNC
>> 1132 select DMA_NONCOHERENT_OPS
1123 1133
1124 config SYS_HAS_EARLY_PRINTK 1134 config SYS_HAS_EARLY_PRINTK
1125 bool 1135 bool
1126 1136
1127 config SYS_SUPPORTS_HOTPLUG_CPU 1137 config SYS_SUPPORTS_HOTPLUG_CPU
1128 bool 1138 bool
1129 1139
1130 config MIPS_BONITO64 1140 config MIPS_BONITO64
1131 bool 1141 bool
1132 1142
1133 config MIPS_MSC 1143 config MIPS_MSC
1134 bool 1144 bool
1135 1145
>> 1146 config MIPS_NILE4
>> 1147 bool
>> 1148
1136 config SYNC_R4K 1149 config SYNC_R4K
1137 bool 1150 bool
1138 1151
>> 1152 config MIPS_MACHINE
>> 1153 def_bool n
>> 1154
1139 config NO_IOPORT_MAP 1155 config NO_IOPORT_MAP
1140 def_bool n 1156 def_bool n
1141 1157
1142 config GENERIC_CSUM 1158 config GENERIC_CSUM
1143 def_bool CPU_NO_LOAD_STORE_LR !! 1159 bool
1144 1160
1145 config GENERIC_ISA_DMA 1161 config GENERIC_ISA_DMA
1146 bool 1162 bool
1147 select ZONE_DMA if GENERIC_ISA_DMA_SU 1163 select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1148 select ISA_DMA_API 1164 select ISA_DMA_API
1149 1165
1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN 1166 config GENERIC_ISA_DMA_SUPPORT_BROKEN
1151 bool 1167 bool
1152 select GENERIC_ISA_DMA 1168 select GENERIC_ISA_DMA
1153 1169
1154 config HAVE_PLAT_DELAY !! 1170 config ISA_DMA_API
1155 bool <<
1156 <<
1157 config HAVE_PLAT_FW_INIT_CMDLINE <<
1158 bool <<
1159 <<
1160 config HAVE_PLAT_MEMCPY <<
1161 bool 1171 bool
1162 1172
1163 config ISA_DMA_API !! 1173 config HOLES_IN_ZONE
1164 bool 1174 bool
1165 1175
1166 config SYS_SUPPORTS_RELOCATABLE 1176 config SYS_SUPPORTS_RELOCATABLE
1167 bool 1177 bool
1168 help 1178 help
1169 Selected if the platform supports r !! 1179 Selected if the platform supports relocating the kernel.
1170 The platform must provide plat_get_ !! 1180 The platform must provide plat_get_fdt() if it selects CONFIG_USE_OF
1171 to allow access to command line and !! 1181 to allow access to command line and entropy sources.
>> 1182
>> 1183 config MIPS_CBPF_JIT
>> 1184 def_bool y
>> 1185 depends on BPF_JIT && HAVE_CBPF_JIT
>> 1186
>> 1187 config MIPS_EBPF_JIT
>> 1188 def_bool y
>> 1189 depends on BPF_JIT && HAVE_EBPF_JIT
>> 1190
1172 1191
1173 # 1192 #
1174 # Endianness selection. Sufficiently obscure 1193 # Endianness selection. Sufficiently obscure so many users don't know what to
1175 # answer,so we try hard to limit the availabl 1194 # answer,so we try hard to limit the available choices. Also the use of a
1176 # choice statement should be more obvious to 1195 # choice statement should be more obvious to the user.
1177 # 1196 #
1178 choice 1197 choice
1179 prompt "Endianness selection" 1198 prompt "Endianness selection"
1180 help 1199 help
1181 Some MIPS machines can be configure 1200 Some MIPS machines can be configured for either little or big endian
1182 byte order. These modes require dif 1201 byte order. These modes require different kernels and a different
1183 Linux distribution. In general the 1202 Linux distribution. In general there is one preferred byteorder for a
1184 particular system but some systems 1203 particular system but some systems are just as commonly used in the
1185 one or the other endianness. 1204 one or the other endianness.
1186 1205
1187 config CPU_BIG_ENDIAN 1206 config CPU_BIG_ENDIAN
1188 bool "Big endian" 1207 bool "Big endian"
1189 depends on SYS_SUPPORTS_BIG_ENDIAN 1208 depends on SYS_SUPPORTS_BIG_ENDIAN
1190 1209
1191 config CPU_LITTLE_ENDIAN 1210 config CPU_LITTLE_ENDIAN
1192 bool "Little endian" 1211 bool "Little endian"
1193 depends on SYS_SUPPORTS_LITTLE_ENDIAN 1212 depends on SYS_SUPPORTS_LITTLE_ENDIAN
1194 1213
1195 endchoice 1214 endchoice
1196 1215
1197 config EXPORT_UASM 1216 config EXPORT_UASM
1198 bool 1217 bool
1199 1218
1200 config SYS_SUPPORTS_APM_EMULATION 1219 config SYS_SUPPORTS_APM_EMULATION
1201 bool 1220 bool
1202 1221
1203 config SYS_SUPPORTS_BIG_ENDIAN 1222 config SYS_SUPPORTS_BIG_ENDIAN
1204 bool 1223 bool
1205 1224
1206 config SYS_SUPPORTS_LITTLE_ENDIAN 1225 config SYS_SUPPORTS_LITTLE_ENDIAN
1207 bool 1226 bool
1208 1227
>> 1228 config SYS_SUPPORTS_HUGETLBFS
>> 1229 bool
>> 1230 depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
>> 1231 default y
>> 1232
1209 config MIPS_HUGE_TLB_SUPPORT 1233 config MIPS_HUGE_TLB_SUPPORT
1210 def_bool HUGETLB_PAGE || TRANSPARENT_ 1234 def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1211 1235
>> 1236 config IRQ_CPU_RM7K
>> 1237 bool
>> 1238
>> 1239 config IRQ_MSP_SLP
>> 1240 bool
>> 1241
>> 1242 config IRQ_MSP_CIC
>> 1243 bool
>> 1244
1212 config IRQ_TXX9 1245 config IRQ_TXX9
1213 bool 1246 bool
1214 1247
1215 config IRQ_GT641XX 1248 config IRQ_GT641XX
1216 bool 1249 bool
1217 1250
1218 config PCI_GT64XXX_PCI0 1251 config PCI_GT64XXX_PCI0
1219 bool 1252 bool
1220 1253
1221 config PCI_XTALK_BRIDGE !! 1254 config NO_EXCEPT_FILL
1222 bool 1255 bool
1223 1256
1224 config NO_EXCEPT_FILL !! 1257 config SOC_EMMA2RH
>> 1258 bool
>> 1259 select CEVT_R4K
>> 1260 select CSRC_R4K
>> 1261 select DMA_NONCOHERENT
>> 1262 select IRQ_MIPS_CPU
>> 1263 select SWAP_IO_SPACE
>> 1264 select SYS_HAS_CPU_R5500
>> 1265 select SYS_SUPPORTS_32BIT_KERNEL
>> 1266 select SYS_SUPPORTS_64BIT_KERNEL
>> 1267 select SYS_SUPPORTS_BIG_ENDIAN
>> 1268
>> 1269 config SOC_PNX833X
>> 1270 bool
>> 1271 select CEVT_R4K
>> 1272 select CSRC_R4K
>> 1273 select IRQ_MIPS_CPU
>> 1274 select DMA_NONCOHERENT
>> 1275 select SYS_HAS_CPU_MIPS32_R2
>> 1276 select SYS_SUPPORTS_32BIT_KERNEL
>> 1277 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 1278 select SYS_SUPPORTS_BIG_ENDIAN
>> 1279 select SYS_SUPPORTS_MIPS16
>> 1280 select CPU_MIPSR2_IRQ_VI
>> 1281
>> 1282 config SOC_PNX8335
1225 bool 1283 bool
>> 1284 select SOC_PNX833X
1226 1285
1227 config MIPS_SPRAM 1286 config MIPS_SPRAM
1228 bool 1287 bool
1229 1288
1230 config SWAP_IO_SPACE 1289 config SWAP_IO_SPACE
1231 bool 1290 bool
1232 1291
1233 config SGI_HAS_INDYDOG 1292 config SGI_HAS_INDYDOG
1234 bool 1293 bool
1235 1294
1236 config SGI_HAS_HAL2 1295 config SGI_HAS_HAL2
1237 bool 1296 bool
1238 1297
1239 config SGI_HAS_SEEQ 1298 config SGI_HAS_SEEQ
1240 bool 1299 bool
1241 1300
1242 config SGI_HAS_WD93 1301 config SGI_HAS_WD93
1243 bool 1302 bool
1244 1303
1245 config SGI_HAS_ZILOG 1304 config SGI_HAS_ZILOG
1246 bool 1305 bool
1247 1306
1248 config SGI_HAS_I8042 1307 config SGI_HAS_I8042
1249 bool 1308 bool
1250 1309
1251 config DEFAULT_SGI_PARTITION 1310 config DEFAULT_SGI_PARTITION
1252 bool 1311 bool
1253 1312
1254 config FW_ARC32 1313 config FW_ARC32
1255 bool 1314 bool
1256 1315
1257 config FW_SNIPROM 1316 config FW_SNIPROM
1258 bool 1317 bool
1259 1318
1260 config BOOT_ELF32 1319 config BOOT_ELF32
1261 bool 1320 bool
1262 1321
1263 config MIPS_L1_CACHE_SHIFT_4 1322 config MIPS_L1_CACHE_SHIFT_4
1264 bool 1323 bool
1265 1324
1266 config MIPS_L1_CACHE_SHIFT_5 1325 config MIPS_L1_CACHE_SHIFT_5
1267 bool 1326 bool
1268 1327
1269 config MIPS_L1_CACHE_SHIFT_6 1328 config MIPS_L1_CACHE_SHIFT_6
1270 bool 1329 bool
1271 1330
1272 config MIPS_L1_CACHE_SHIFT_7 1331 config MIPS_L1_CACHE_SHIFT_7
1273 bool 1332 bool
1274 1333
1275 config MIPS_L1_CACHE_SHIFT 1334 config MIPS_L1_CACHE_SHIFT
1276 int 1335 int
1277 default "7" if MIPS_L1_CACHE_SHIFT_7 1336 default "7" if MIPS_L1_CACHE_SHIFT_7
1278 default "6" if MIPS_L1_CACHE_SHIFT_6 1337 default "6" if MIPS_L1_CACHE_SHIFT_6
1279 default "5" if MIPS_L1_CACHE_SHIFT_5 1338 default "5" if MIPS_L1_CACHE_SHIFT_5
1280 default "4" if MIPS_L1_CACHE_SHIFT_4 1339 default "4" if MIPS_L1_CACHE_SHIFT_4
1281 default "5" 1340 default "5"
1282 1341
1283 config ARC_CMDLINE_ONLY !! 1342 config HAVE_STD_PC_SERIAL_PORT
1284 bool 1343 bool
1285 1344
1286 config ARC_CONSOLE 1345 config ARC_CONSOLE
1287 bool "ARC console support" 1346 bool "ARC console support"
1288 depends on SGI_IP22 || SGI_IP28 || (S 1347 depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
1289 1348
1290 config ARC_MEMORY 1349 config ARC_MEMORY
1291 bool 1350 bool
>> 1351 depends on MACH_JAZZ || SNI_RM || SGI_IP32
>> 1352 default y
1292 1353
1293 config ARC_PROMLIB 1354 config ARC_PROMLIB
1294 bool 1355 bool
>> 1356 depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
>> 1357 default y
1295 1358
1296 config FW_ARC64 1359 config FW_ARC64
1297 bool 1360 bool
1298 1361
1299 config BOOT_ELF64 1362 config BOOT_ELF64
1300 bool 1363 bool
1301 1364
1302 menu "CPU selection" 1365 menu "CPU selection"
1303 1366
1304 choice 1367 choice
1305 prompt "CPU type" 1368 prompt "CPU type"
1306 default CPU_R4X00 1369 default CPU_R4X00
1307 1370
1308 config CPU_LOONGSON64 !! 1371 config CPU_LOONGSON3
1309 bool "Loongson 64-bit CPU" !! 1372 bool "Loongson 3 CPU"
1310 depends on SYS_HAS_CPU_LOONGSON64 !! 1373 depends on SYS_HAS_CPU_LOONGSON3
1311 select ARCH_HAS_PHYS_TO_DMA 1374 select ARCH_HAS_PHYS_TO_DMA
1312 select CPU_MIPSR2 <<
1313 select CPU_HAS_PREFETCH <<
1314 select CPU_SUPPORTS_64BIT_KERNEL 1375 select CPU_SUPPORTS_64BIT_KERNEL
1315 select CPU_SUPPORTS_HIGHMEM 1376 select CPU_SUPPORTS_HIGHMEM
1316 select CPU_SUPPORTS_HUGEPAGES 1377 select CPU_SUPPORTS_HUGEPAGES
1317 select CPU_SUPPORTS_MSA <<
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 1378 select WEAK_ORDERING
1323 select WEAK_REORDERING_BEYOND_LLSC 1379 select WEAK_REORDERING_BEYOND_LLSC
1324 select MIPS_ASID_BITS_VARIABLE <<
1325 select MIPS_PGD_C0_CONTEXT 1380 select MIPS_PGD_C0_CONTEXT
1326 select MIPS_L1_CACHE_SHIFT_6 1381 select MIPS_L1_CACHE_SHIFT_6
1327 select MIPS_FP_SUPPORT 1382 select MIPS_FP_SUPPORT
1328 select GPIOLIB 1383 select GPIOLIB
1329 select SWIOTLB 1384 select SWIOTLB
1330 help 1385 help
1331 The Loongson GSx64(GS264/GS464/GS46 !! 1386 The Loongson 3 processor implements the MIPS64R2 instruction
1332 cores implements the MIPS64R2 instr !! 1387 set with many extensions.
1333 including most 64-bit Loongson-2 (2 !! 1388
1334 3B1000, 3B1500, 3A2000, 3A3000 and !! 1389 config LOONGSON3_ENHANCEMENT
1335 Loongson-2E/2F is not covered here !! 1390 bool "New Loongson 3 CPU Enhancements"
>> 1391 default n
>> 1392 select CPU_MIPSR2
>> 1393 select CPU_HAS_PREFETCH
>> 1394 depends on CPU_LOONGSON3
>> 1395 help
>> 1396 New Loongson 3 CPU (since Loongson-3A R2, as opposed to Loongson-3A
>> 1397 R1, Loongson-3B R1 and Loongson-3B R2) has many enhancements, such as
>> 1398 FTLB, L1-VCache, EI/DI/Wait/Prefetch instruction, DSP/DSPv2 ASE, User
>> 1399 Local register, Read-Inhibit/Execute-Inhibit, SFB (Store Fill Buffer),
>> 1400 Fast TLB refill support, etc.
>> 1401
>> 1402 This option enable those enhancements which are not probed at run
>> 1403 time. If you want a generic kernel to run on all Loongson 3 machines,
>> 1404 please say 'N' here. If you want a high-performance kernel to run on
>> 1405 new Loongson 3 machines only, please say 'Y' here.
1336 1406
1337 config CPU_LOONGSON2E 1407 config CPU_LOONGSON2E
1338 bool "Loongson 2E" 1408 bool "Loongson 2E"
1339 depends on SYS_HAS_CPU_LOONGSON2E 1409 depends on SYS_HAS_CPU_LOONGSON2E
1340 select CPU_LOONGSON2EF !! 1410 select CPU_LOONGSON2
1341 help 1411 help
1342 The Loongson 2E processor implement 1412 The Loongson 2E processor implements the MIPS III instruction set
1343 with many extensions. 1413 with many extensions.
1344 1414
1345 It has an internal FPGA northbridge 1415 It has an internal FPGA northbridge, which is compatible to
1346 bonito64. 1416 bonito64.
1347 1417
1348 config CPU_LOONGSON2F 1418 config CPU_LOONGSON2F
1349 bool "Loongson 2F" 1419 bool "Loongson 2F"
1350 depends on SYS_HAS_CPU_LOONGSON2F 1420 depends on SYS_HAS_CPU_LOONGSON2F
1351 select CPU_LOONGSON2EF !! 1421 select CPU_LOONGSON2
>> 1422 select GPIOLIB
1352 help 1423 help
1353 The Loongson 2F processor implement 1424 The Loongson 2F processor implements the MIPS III instruction set
1354 with many extensions. 1425 with many extensions.
1355 1426
1356 Loongson2F have built-in DDR2 and P 1427 Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
1357 have a similar programming interfac 1428 have a similar programming interface with FPGA northbridge used in
1358 Loongson2E. 1429 Loongson2E.
1359 1430
1360 config CPU_LOONGSON1B 1431 config CPU_LOONGSON1B
1361 bool "Loongson 1B" 1432 bool "Loongson 1B"
1362 depends on SYS_HAS_CPU_LOONGSON1B 1433 depends on SYS_HAS_CPU_LOONGSON1B
1363 select CPU_LOONGSON32 !! 1434 select CPU_LOONGSON1
1364 select LEDS_GPIO_REGISTER 1435 select LEDS_GPIO_REGISTER
1365 help 1436 help
1366 The Loongson 1B is a 32-bit SoC, wh 1437 The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1367 Release 1 instruction set and part 1438 Release 1 instruction set and part of the MIPS32 Release 2
1368 instruction set. 1439 instruction set.
1369 1440
1370 config CPU_LOONGSON1C 1441 config CPU_LOONGSON1C
1371 bool "Loongson 1C" 1442 bool "Loongson 1C"
1372 depends on SYS_HAS_CPU_LOONGSON1C 1443 depends on SYS_HAS_CPU_LOONGSON1C
1373 select CPU_LOONGSON32 !! 1444 select CPU_LOONGSON1
1374 select LEDS_GPIO_REGISTER 1445 select LEDS_GPIO_REGISTER
1375 help 1446 help
1376 The Loongson 1C is a 32-bit SoC, wh 1447 The Loongson 1C is a 32-bit SoC, which implements the MIPS32
1377 Release 1 instruction set and part 1448 Release 1 instruction set and part of the MIPS32 Release 2
1378 instruction set. 1449 instruction set.
1379 1450
1380 config CPU_MIPS32_R1 1451 config CPU_MIPS32_R1
1381 bool "MIPS32 Release 1" 1452 bool "MIPS32 Release 1"
1382 depends on SYS_HAS_CPU_MIPS32_R1 1453 depends on SYS_HAS_CPU_MIPS32_R1
1383 select CPU_HAS_PREFETCH 1454 select CPU_HAS_PREFETCH
1384 select CPU_SUPPORTS_32BIT_KERNEL 1455 select CPU_SUPPORTS_32BIT_KERNEL
1385 select CPU_SUPPORTS_HIGHMEM 1456 select CPU_SUPPORTS_HIGHMEM
1386 help 1457 help
1387 Choose this option to build a kerne 1458 Choose this option to build a kernel for release 1 or later of the
1388 MIPS32 architecture. Most modern e 1459 MIPS32 architecture. Most modern embedded systems with a 32-bit
1389 MIPS processor are based on a MIPS3 1460 MIPS processor are based on a MIPS32 processor. If you know the
1390 specific type of processor in your 1461 specific type of processor in your system, choose those that one
1391 otherwise CPU_MIPS32_R1 is a safe b 1462 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1392 Release 2 of the MIPS32 architectur 1463 Release 2 of the MIPS32 architecture is available since several
1393 years so chances are you even have 1464 years so chances are you even have a MIPS32 Release 2 processor
1394 in which case you should choose CPU 1465 in which case you should choose CPU_MIPS32_R2 instead for better
1395 performance. 1466 performance.
1396 1467
1397 config CPU_MIPS32_R2 1468 config CPU_MIPS32_R2
1398 bool "MIPS32 Release 2" 1469 bool "MIPS32 Release 2"
1399 depends on SYS_HAS_CPU_MIPS32_R2 1470 depends on SYS_HAS_CPU_MIPS32_R2
1400 select CPU_HAS_PREFETCH 1471 select CPU_HAS_PREFETCH
1401 select CPU_SUPPORTS_32BIT_KERNEL 1472 select CPU_SUPPORTS_32BIT_KERNEL
1402 select CPU_SUPPORTS_HIGHMEM 1473 select CPU_SUPPORTS_HIGHMEM
1403 select CPU_SUPPORTS_MSA 1474 select CPU_SUPPORTS_MSA
>> 1475 select HAVE_KVM
1404 help 1476 help
1405 Choose this option to build a kerne 1477 Choose this option to build a kernel for release 2 or later of the
1406 MIPS32 architecture. Most modern e 1478 MIPS32 architecture. Most modern embedded systems with a 32-bit
1407 MIPS processor are based on a MIPS3 1479 MIPS processor are based on a MIPS32 processor. If you know the
1408 specific type of processor in your 1480 specific type of processor in your system, choose those that one
1409 otherwise CPU_MIPS32_R1 is a safe b 1481 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1410 1482
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 1483 config CPU_MIPS32_R6
1427 bool "MIPS32 Release 6" 1484 bool "MIPS32 Release 6"
1428 depends on SYS_HAS_CPU_MIPS32_R6 1485 depends on SYS_HAS_CPU_MIPS32_R6
1429 select CPU_HAS_PREFETCH 1486 select CPU_HAS_PREFETCH
1430 select CPU_NO_LOAD_STORE_LR <<
1431 select CPU_SUPPORTS_32BIT_KERNEL 1487 select CPU_SUPPORTS_32BIT_KERNEL
1432 select CPU_SUPPORTS_HIGHMEM 1488 select CPU_SUPPORTS_HIGHMEM
1433 select CPU_SUPPORTS_MSA 1489 select CPU_SUPPORTS_MSA
1434 select CPU_SUPPORTS_VZ !! 1490 select GENERIC_CSUM
>> 1491 select HAVE_KVM
1435 select MIPS_O32_FP64_SUPPORT 1492 select MIPS_O32_FP64_SUPPORT
1436 help 1493 help
1437 Choose this option to build a kerne 1494 Choose this option to build a kernel for release 6 or later of the
1438 MIPS32 architecture. New MIPS proc 1495 MIPS32 architecture. New MIPS processors, starting with the Warrior
1439 family, are based on a MIPS32r6 pro 1496 family, are based on a MIPS32r6 processor. If you own an older
1440 processor, you probably need to sel 1497 processor, you probably need to select MIPS32r1 or MIPS32r2 instead.
1441 1498
1442 config CPU_MIPS64_R1 1499 config CPU_MIPS64_R1
1443 bool "MIPS64 Release 1" 1500 bool "MIPS64 Release 1"
1444 depends on SYS_HAS_CPU_MIPS64_R1 1501 depends on SYS_HAS_CPU_MIPS64_R1
1445 select CPU_HAS_PREFETCH 1502 select CPU_HAS_PREFETCH
1446 select CPU_SUPPORTS_32BIT_KERNEL 1503 select CPU_SUPPORTS_32BIT_KERNEL
1447 select CPU_SUPPORTS_64BIT_KERNEL 1504 select CPU_SUPPORTS_64BIT_KERNEL
1448 select CPU_SUPPORTS_HIGHMEM 1505 select CPU_SUPPORTS_HIGHMEM
1449 select CPU_SUPPORTS_HUGEPAGES 1506 select CPU_SUPPORTS_HUGEPAGES
1450 help 1507 help
1451 Choose this option to build a kerne 1508 Choose this option to build a kernel for release 1 or later of the
1452 MIPS64 architecture. Many modern e 1509 MIPS64 architecture. Many modern embedded systems with a 64-bit
1453 MIPS processor are based on a MIPS6 1510 MIPS processor are based on a MIPS64 processor. If you know the
1454 specific type of processor in your 1511 specific type of processor in your system, choose those that one
1455 otherwise CPU_MIPS64_R1 is a safe b 1512 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1456 Release 2 of the MIPS64 architectur 1513 Release 2 of the MIPS64 architecture is available since several
1457 years so chances are you even have 1514 years so chances are you even have a MIPS64 Release 2 processor
1458 in which case you should choose CPU 1515 in which case you should choose CPU_MIPS64_R2 instead for better
1459 performance. 1516 performance.
1460 1517
1461 config CPU_MIPS64_R2 1518 config CPU_MIPS64_R2
1462 bool "MIPS64 Release 2" 1519 bool "MIPS64 Release 2"
1463 depends on SYS_HAS_CPU_MIPS64_R2 1520 depends on SYS_HAS_CPU_MIPS64_R2
1464 select CPU_HAS_PREFETCH 1521 select CPU_HAS_PREFETCH
1465 select CPU_SUPPORTS_32BIT_KERNEL 1522 select CPU_SUPPORTS_32BIT_KERNEL
1466 select CPU_SUPPORTS_64BIT_KERNEL 1523 select CPU_SUPPORTS_64BIT_KERNEL
1467 select CPU_SUPPORTS_HIGHMEM 1524 select CPU_SUPPORTS_HIGHMEM
1468 select CPU_SUPPORTS_HUGEPAGES 1525 select CPU_SUPPORTS_HUGEPAGES
1469 select CPU_SUPPORTS_MSA 1526 select CPU_SUPPORTS_MSA
>> 1527 select HAVE_KVM
1470 help 1528 help
1471 Choose this option to build a kerne 1529 Choose this option to build a kernel for release 2 or later of the
1472 MIPS64 architecture. Many modern e 1530 MIPS64 architecture. Many modern embedded systems with a 64-bit
1473 MIPS processor are based on a MIPS6 1531 MIPS processor are based on a MIPS64 processor. If you know the
1474 specific type of processor in your 1532 specific type of processor in your system, choose those that one
1475 otherwise CPU_MIPS64_R1 is a safe b 1533 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1476 1534
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 1535 config CPU_MIPS64_R6
1495 bool "MIPS64 Release 6" 1536 bool "MIPS64 Release 6"
1496 depends on SYS_HAS_CPU_MIPS64_R6 1537 depends on SYS_HAS_CPU_MIPS64_R6
1497 select CPU_HAS_PREFETCH 1538 select CPU_HAS_PREFETCH
1498 select CPU_NO_LOAD_STORE_LR <<
1499 select CPU_SUPPORTS_32BIT_KERNEL 1539 select CPU_SUPPORTS_32BIT_KERNEL
1500 select CPU_SUPPORTS_64BIT_KERNEL 1540 select CPU_SUPPORTS_64BIT_KERNEL
1501 select CPU_SUPPORTS_HIGHMEM 1541 select CPU_SUPPORTS_HIGHMEM
1502 select CPU_SUPPORTS_HUGEPAGES <<
1503 select CPU_SUPPORTS_MSA 1542 select CPU_SUPPORTS_MSA
>> 1543 select GENERIC_CSUM
1504 select MIPS_O32_FP64_SUPPORT if 32BIT 1544 select MIPS_O32_FP64_SUPPORT if 32BIT || MIPS32_O32
1505 select CPU_SUPPORTS_VZ !! 1545 select HAVE_KVM
1506 help 1546 help
1507 Choose this option to build a kerne 1547 Choose this option to build a kernel for release 6 or later of the
1508 MIPS64 architecture. New MIPS proc 1548 MIPS64 architecture. New MIPS processors, starting with the Warrior
1509 family, are based on a MIPS64r6 pro 1549 family, are based on a MIPS64r6 processor. If you own an older
1510 processor, you probably need to sel 1550 processor, you probably need to select MIPS64r1 or MIPS64r2 instead.
1511 1551
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 1552 config CPU_R3000
1534 bool "R3000" 1553 bool "R3000"
1535 depends on SYS_HAS_CPU_R3000 1554 depends on SYS_HAS_CPU_R3000
1536 select CPU_HAS_WB 1555 select CPU_HAS_WB
1537 select CPU_R3K_TLB <<
1538 select CPU_SUPPORTS_32BIT_KERNEL 1556 select CPU_SUPPORTS_32BIT_KERNEL
1539 select CPU_SUPPORTS_HIGHMEM 1557 select CPU_SUPPORTS_HIGHMEM
1540 help 1558 help
1541 Please make sure to pick the right 1559 Please make sure to pick the right CPU type. Linux/MIPS is not
1542 designed to be generic, i.e. Kernel 1560 designed to be generic, i.e. Kernels compiled for R3000 CPUs will
1543 *not* work on R4000 machines and vi 1561 *not* work on R4000 machines and vice versa. However, since most
1544 of the supported machines have an R 1562 of the supported machines have an R4000 (or similar) CPU, R4x00
1545 might be a safe bet. If the result 1563 might be a safe bet. If the resulting kernel does not work,
1546 try to recompile with R3000. 1564 try to recompile with R3000.
1547 1565
>> 1566 config CPU_TX39XX
>> 1567 bool "R39XX"
>> 1568 depends on SYS_HAS_CPU_TX39XX
>> 1569 select CPU_SUPPORTS_32BIT_KERNEL
>> 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 help
>> 1577 The options selects support for the NEC VR4100 series of processors.
>> 1578 Only choose this option if you have one of these processors as a
>> 1579 kernel built with this option will not run on any other type of
>> 1580 processor or vice versa.
>> 1581
1548 config CPU_R4300 1582 config CPU_R4300
1549 bool "R4300" 1583 bool "R4300"
1550 depends on SYS_HAS_CPU_R4300 1584 depends on SYS_HAS_CPU_R4300
1551 select CPU_SUPPORTS_32BIT_KERNEL 1585 select CPU_SUPPORTS_32BIT_KERNEL
1552 select CPU_SUPPORTS_64BIT_KERNEL 1586 select CPU_SUPPORTS_64BIT_KERNEL
1553 help 1587 help
1554 MIPS Technologies R4300-series proc 1588 MIPS Technologies R4300-series processors.
1555 1589
1556 config CPU_R4X00 1590 config CPU_R4X00
1557 bool "R4x00" 1591 bool "R4x00"
1558 depends on SYS_HAS_CPU_R4X00 1592 depends on SYS_HAS_CPU_R4X00
1559 select CPU_SUPPORTS_32BIT_KERNEL 1593 select CPU_SUPPORTS_32BIT_KERNEL
1560 select CPU_SUPPORTS_64BIT_KERNEL 1594 select CPU_SUPPORTS_64BIT_KERNEL
1561 select CPU_SUPPORTS_HUGEPAGES 1595 select CPU_SUPPORTS_HUGEPAGES
1562 help 1596 help
1563 MIPS Technologies R4000-series proc 1597 MIPS Technologies R4000-series processors other than 4300, including
1564 the R4000, R4400, R4600, and 4700. 1598 the R4000, R4400, R4600, and 4700.
1565 1599
1566 config CPU_TX49XX 1600 config CPU_TX49XX
1567 bool "R49XX" 1601 bool "R49XX"
1568 depends on SYS_HAS_CPU_TX49XX 1602 depends on SYS_HAS_CPU_TX49XX
1569 select CPU_HAS_PREFETCH 1603 select CPU_HAS_PREFETCH
1570 select CPU_SUPPORTS_32BIT_KERNEL 1604 select CPU_SUPPORTS_32BIT_KERNEL
1571 select CPU_SUPPORTS_64BIT_KERNEL 1605 select CPU_SUPPORTS_64BIT_KERNEL
1572 select CPU_SUPPORTS_HUGEPAGES 1606 select CPU_SUPPORTS_HUGEPAGES
1573 1607
1574 config CPU_R5000 1608 config CPU_R5000
1575 bool "R5000" 1609 bool "R5000"
1576 depends on SYS_HAS_CPU_R5000 1610 depends on SYS_HAS_CPU_R5000
1577 select CPU_SUPPORTS_32BIT_KERNEL 1611 select CPU_SUPPORTS_32BIT_KERNEL
1578 select CPU_SUPPORTS_64BIT_KERNEL 1612 select CPU_SUPPORTS_64BIT_KERNEL
1579 select CPU_SUPPORTS_HUGEPAGES 1613 select CPU_SUPPORTS_HUGEPAGES
1580 help 1614 help
1581 MIPS Technologies R5000-series proc 1615 MIPS Technologies R5000-series processors other than the Nevada.
1582 1616
>> 1617 config CPU_R5432
>> 1618 bool "R5432"
>> 1619 depends on SYS_HAS_CPU_R5432
>> 1620 select CPU_SUPPORTS_32BIT_KERNEL
>> 1621 select CPU_SUPPORTS_64BIT_KERNEL
>> 1622 select CPU_SUPPORTS_HUGEPAGES
>> 1623
1583 config CPU_R5500 1624 config CPU_R5500
1584 bool "R5500" 1625 bool "R5500"
1585 depends on SYS_HAS_CPU_R5500 1626 depends on SYS_HAS_CPU_R5500
1586 select CPU_SUPPORTS_32BIT_KERNEL 1627 select CPU_SUPPORTS_32BIT_KERNEL
1587 select CPU_SUPPORTS_64BIT_KERNEL 1628 select CPU_SUPPORTS_64BIT_KERNEL
1588 select CPU_SUPPORTS_HUGEPAGES 1629 select CPU_SUPPORTS_HUGEPAGES
1589 help 1630 help
1590 NEC VR5500 and VR5500A series proce 1631 NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1591 instruction set. 1632 instruction set.
1592 1633
1593 config CPU_NEVADA 1634 config CPU_NEVADA
1594 bool "RM52xx" 1635 bool "RM52xx"
1595 depends on SYS_HAS_CPU_NEVADA 1636 depends on SYS_HAS_CPU_NEVADA
1596 select CPU_SUPPORTS_32BIT_KERNEL 1637 select CPU_SUPPORTS_32BIT_KERNEL
1597 select CPU_SUPPORTS_64BIT_KERNEL 1638 select CPU_SUPPORTS_64BIT_KERNEL
1598 select CPU_SUPPORTS_HUGEPAGES 1639 select CPU_SUPPORTS_HUGEPAGES
1599 help 1640 help
1600 QED / PMC-Sierra RM52xx-series ("Ne 1641 QED / PMC-Sierra RM52xx-series ("Nevada") processors.
1601 1642
>> 1643 config CPU_R8000
>> 1644 bool "R8000"
>> 1645 depends on SYS_HAS_CPU_R8000
>> 1646 select CPU_HAS_PREFETCH
>> 1647 select CPU_SUPPORTS_64BIT_KERNEL
>> 1648 help
>> 1649 MIPS Technologies R8000 processors. Note these processors are
>> 1650 uncommon and the support for them is incomplete.
>> 1651
1602 config CPU_R10000 1652 config CPU_R10000
1603 bool "R10000" 1653 bool "R10000"
1604 depends on SYS_HAS_CPU_R10000 1654 depends on SYS_HAS_CPU_R10000
1605 select CPU_HAS_PREFETCH 1655 select CPU_HAS_PREFETCH
1606 select CPU_SUPPORTS_32BIT_KERNEL 1656 select CPU_SUPPORTS_32BIT_KERNEL
1607 select CPU_SUPPORTS_64BIT_KERNEL 1657 select CPU_SUPPORTS_64BIT_KERNEL
1608 select CPU_SUPPORTS_HIGHMEM 1658 select CPU_SUPPORTS_HIGHMEM
1609 select CPU_SUPPORTS_HUGEPAGES 1659 select CPU_SUPPORTS_HUGEPAGES
1610 help 1660 help
1611 MIPS Technologies R10000-series pro 1661 MIPS Technologies R10000-series processors.
1612 1662
1613 config CPU_RM7000 1663 config CPU_RM7000
1614 bool "RM7000" 1664 bool "RM7000"
1615 depends on SYS_HAS_CPU_RM7000 1665 depends on SYS_HAS_CPU_RM7000
1616 select CPU_HAS_PREFETCH 1666 select CPU_HAS_PREFETCH
1617 select CPU_SUPPORTS_32BIT_KERNEL 1667 select CPU_SUPPORTS_32BIT_KERNEL
1618 select CPU_SUPPORTS_64BIT_KERNEL 1668 select CPU_SUPPORTS_64BIT_KERNEL
1619 select CPU_SUPPORTS_HIGHMEM 1669 select CPU_SUPPORTS_HIGHMEM
1620 select CPU_SUPPORTS_HUGEPAGES 1670 select CPU_SUPPORTS_HUGEPAGES
1621 1671
1622 config CPU_SB1 1672 config CPU_SB1
1623 bool "SB1" 1673 bool "SB1"
1624 depends on SYS_HAS_CPU_SB1 1674 depends on SYS_HAS_CPU_SB1
1625 select CPU_SUPPORTS_32BIT_KERNEL 1675 select CPU_SUPPORTS_32BIT_KERNEL
1626 select CPU_SUPPORTS_64BIT_KERNEL 1676 select CPU_SUPPORTS_64BIT_KERNEL
1627 select CPU_SUPPORTS_HIGHMEM 1677 select CPU_SUPPORTS_HIGHMEM
1628 select CPU_SUPPORTS_HUGEPAGES 1678 select CPU_SUPPORTS_HUGEPAGES
1629 select WEAK_ORDERING 1679 select WEAK_ORDERING
1630 1680
1631 config CPU_CAVIUM_OCTEON 1681 config CPU_CAVIUM_OCTEON
1632 bool "Cavium Octeon processor" 1682 bool "Cavium Octeon processor"
1633 depends on SYS_HAS_CPU_CAVIUM_OCTEON 1683 depends on SYS_HAS_CPU_CAVIUM_OCTEON
1634 select CPU_HAS_PREFETCH 1684 select CPU_HAS_PREFETCH
1635 select CPU_SUPPORTS_64BIT_KERNEL 1685 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 1686 select WEAK_ORDERING
1639 select CPU_SUPPORTS_HIGHMEM 1687 select CPU_SUPPORTS_HIGHMEM
1640 select CPU_SUPPORTS_HUGEPAGES 1688 select CPU_SUPPORTS_HUGEPAGES
1641 select USB_EHCI_BIG_ENDIAN_MMIO if CP 1689 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1642 select USB_OHCI_BIG_ENDIAN_MMIO if CP 1690 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1643 select MIPS_L1_CACHE_SHIFT_7 1691 select MIPS_L1_CACHE_SHIFT_7
1644 select CPU_SUPPORTS_VZ !! 1692 select HAVE_KVM
1645 help 1693 help
1646 The Cavium Octeon processor is a hi 1694 The Cavium Octeon processor is a highly integrated chip containing
1647 many ethernet hardware widgets for 1695 many ethernet hardware widgets for networking tasks. The processor
1648 can have up to 16 Mips64v2 cores an 1696 can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1649 Full details can be found at http:/ 1697 Full details can be found at http://www.caviumnetworks.com.
1650 1698
1651 config CPU_BMIPS 1699 config CPU_BMIPS
1652 bool "Broadcom BMIPS" 1700 bool "Broadcom BMIPS"
1653 depends on SYS_HAS_CPU_BMIPS 1701 depends on SYS_HAS_CPU_BMIPS
1654 select CPU_MIPS32 1702 select CPU_MIPS32
1655 select CPU_BMIPS32_3300 if SYS_HAS_CP 1703 select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1656 select CPU_BMIPS4350 if SYS_HAS_CPU_B 1704 select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1657 select CPU_BMIPS4380 if SYS_HAS_CPU_B 1705 select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1658 select CPU_BMIPS5000 if SYS_HAS_CPU_B 1706 select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1659 select CPU_SUPPORTS_32BIT_KERNEL 1707 select CPU_SUPPORTS_32BIT_KERNEL
1660 select DMA_NONCOHERENT 1708 select DMA_NONCOHERENT
1661 select IRQ_MIPS_CPU 1709 select IRQ_MIPS_CPU
1662 select SWAP_IO_SPACE 1710 select SWAP_IO_SPACE
1663 select WEAK_ORDERING 1711 select WEAK_ORDERING
1664 select CPU_SUPPORTS_HIGHMEM 1712 select CPU_SUPPORTS_HIGHMEM
1665 select CPU_HAS_PREFETCH 1713 select CPU_HAS_PREFETCH
1666 select CPU_SUPPORTS_CPUFREQ 1714 select CPU_SUPPORTS_CPUFREQ
1667 select MIPS_EXTERNAL_TIMER 1715 select MIPS_EXTERNAL_TIMER
1668 select GENERIC_IRQ_MIGRATION if HOTPL <<
1669 help 1716 help
1670 Support for BMIPS32/3300/4350/4380 1717 Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1671 1718
1672 endchoice !! 1719 config CPU_XLR
1673 !! 1720 bool "Netlogic XLR SoC"
1674 config LOONGSON3_ENHANCEMENT !! 1721 depends on SYS_HAS_CPU_XLR
1675 bool "New Loongson-3 CPU Enhancements !! 1722 select CPU_SUPPORTS_32BIT_KERNEL
1676 default n !! 1723 select CPU_SUPPORTS_64BIT_KERNEL
1677 depends on CPU_LOONGSON64 !! 1724 select CPU_SUPPORTS_HIGHMEM
1678 help !! 1725 select CPU_SUPPORTS_HUGEPAGES
1679 New Loongson-3 cores (since Loongso !! 1726 select WEAK_ORDERING
1680 R1, Loongson-3B R1 and Loongson-3B !! 1727 select WEAK_REORDERING_BEYOND_LLSC
1681 FTLB, L1-VCache, EI/DI/Wait/Prefetc <<
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 1728 help
1695 Loongson-3 processors have the llsc !! 1729 Netlogic Microsystems XLR/XLS processors.
1696 Without workarounds the system may <<
1697 1730
1698 Say Y, unless you know what you are !! 1731 config CPU_XLP
1699 !! 1732 bool "Netlogic XLP SoC"
1700 config CPU_LOONGSON3_CPUCFG_EMULATION !! 1733 depends on SYS_HAS_CPU_XLP
1701 bool "Emulate the CPUCFG instruction !! 1734 select CPU_SUPPORTS_32BIT_KERNEL
1702 default y !! 1735 select CPU_SUPPORTS_64BIT_KERNEL
1703 depends on CPU_LOONGSON64 !! 1736 select CPU_SUPPORTS_HIGHMEM
>> 1737 select WEAK_ORDERING
>> 1738 select WEAK_REORDERING_BEYOND_LLSC
>> 1739 select CPU_HAS_PREFETCH
>> 1740 select CPU_MIPSR2
>> 1741 select CPU_SUPPORTS_HUGEPAGES
>> 1742 select MIPS_ASID_BITS_VARIABLE
1704 help 1743 help
1705 Loongson-3A R4 and newer have the C !! 1744 Netlogic Microsystems XLP processors.
1706 userland to query CPU capabilities, !! 1745 endchoice
1707 option provides emulation of the in <<
1708 cores, back to Loongson-3A1000. <<
1709 <<
1710 If unsure, please say Y. <<
1711 1746
1712 config CPU_MIPS32_3_5_FEATURES 1747 config CPU_MIPS32_3_5_FEATURES
1713 bool "MIPS32 Release 3.5 Features" 1748 bool "MIPS32 Release 3.5 Features"
1714 depends on SYS_HAS_CPU_MIPS32_R3_5 1749 depends on SYS_HAS_CPU_MIPS32_R3_5
1715 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1750 depends on CPU_MIPS32_R2 || CPU_MIPS32_R6
1716 CPU_P5600 <<
1717 help 1751 help
1718 Choose this option to build a kerne 1752 Choose this option to build a kernel for release 2 or later of the
1719 MIPS32 architecture including featu 1753 MIPS32 architecture including features from the 3.5 release such as
1720 support for Enhanced Virtual Addres 1754 support for Enhanced Virtual Addressing (EVA).
1721 1755
1722 config CPU_MIPS32_3_5_EVA 1756 config CPU_MIPS32_3_5_EVA
1723 bool "Enhanced Virtual Addressing (EV 1757 bool "Enhanced Virtual Addressing (EVA)"
1724 depends on CPU_MIPS32_3_5_FEATURES 1758 depends on CPU_MIPS32_3_5_FEATURES
1725 select EVA 1759 select EVA
1726 default y 1760 default y
1727 help 1761 help
1728 Choose this option if you want to e 1762 Choose this option if you want to enable the Enhanced Virtual
1729 Addressing (EVA) on your MIPS32 cor 1763 Addressing (EVA) on your MIPS32 core (such as proAptiv).
1730 One of its primary benefits is an i 1764 One of its primary benefits is an increase in the maximum size
1731 of lowmem (up to 3GB). If unsure, s 1765 of lowmem (up to 3GB). If unsure, say 'N' here.
1732 1766
1733 config CPU_MIPS32_R5_FEATURES 1767 config CPU_MIPS32_R5_FEATURES
1734 bool "MIPS32 Release 5 Features" 1768 bool "MIPS32 Release 5 Features"
1735 depends on SYS_HAS_CPU_MIPS32_R5 1769 depends on SYS_HAS_CPU_MIPS32_R5
1736 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1770 depends on CPU_MIPS32_R2
1737 help 1771 help
1738 Choose this option to build a kerne 1772 Choose this option to build a kernel for release 2 or later of the
1739 MIPS32 architecture including featu 1773 MIPS32 architecture including features from release 5 such as
1740 support for Extended Physical Addre 1774 support for Extended Physical Addressing (XPA).
1741 1775
1742 config CPU_MIPS32_R5_XPA 1776 config CPU_MIPS32_R5_XPA
1743 bool "Extended Physical Addressing (X 1777 bool "Extended Physical Addressing (XPA)"
1744 depends on CPU_MIPS32_R5_FEATURES 1778 depends on CPU_MIPS32_R5_FEATURES
1745 depends on !EVA 1779 depends on !EVA
1746 depends on !PAGE_SIZE_4KB 1780 depends on !PAGE_SIZE_4KB
1747 depends on SYS_SUPPORTS_HIGHMEM 1781 depends on SYS_SUPPORTS_HIGHMEM
1748 select XPA 1782 select XPA
1749 select HIGHMEM 1783 select HIGHMEM
1750 select PHYS_ADDR_T_64BIT 1784 select PHYS_ADDR_T_64BIT
1751 default n 1785 default n
1752 help 1786 help
1753 Choose this option if you want to e 1787 Choose this option if you want to enable the Extended Physical
1754 Addressing (XPA) on your MIPS32 cor 1788 Addressing (XPA) on your MIPS32 core (such as P5600 series). The
1755 benefit is to increase physical add 1789 benefit is to increase physical addressing equal to or greater
1756 than 40 bits. Note that this has th 1790 than 40 bits. Note that this has the side effect of turning on
1757 64-bit addressing which in turn mak 1791 64-bit addressing which in turn makes the PTEs 64-bit in size.
1758 If unsure, say 'N' here. 1792 If unsure, say 'N' here.
1759 1793
1760 if CPU_LOONGSON2F 1794 if CPU_LOONGSON2F
1761 config CPU_NOP_WORKAROUNDS 1795 config CPU_NOP_WORKAROUNDS
1762 bool 1796 bool
1763 1797
1764 config CPU_JUMP_WORKAROUNDS 1798 config CPU_JUMP_WORKAROUNDS
1765 bool 1799 bool
1766 1800
1767 config CPU_LOONGSON2F_WORKAROUNDS 1801 config CPU_LOONGSON2F_WORKAROUNDS
1768 bool "Loongson 2F Workarounds" 1802 bool "Loongson 2F Workarounds"
1769 default y 1803 default y
1770 select CPU_NOP_WORKAROUNDS 1804 select CPU_NOP_WORKAROUNDS
1771 select CPU_JUMP_WORKAROUNDS 1805 select CPU_JUMP_WORKAROUNDS
1772 help 1806 help
1773 Loongson 2F01 / 2F02 processors hav 1807 Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1774 require workarounds. Without worka 1808 require workarounds. Without workarounds the system may hang
1775 unexpectedly. For more information 1809 unexpectedly. For more information please refer to the gas
1776 -mfix-loongson2f-nop and -mfix-loon 1810 -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1777 1811
1778 Loongson 2F03 and later have fixed 1812 Loongson 2F03 and later have fixed these issues and no workarounds
1779 are needed. The workarounds have n 1813 are needed. The workarounds have no significant side effect on them
1780 but may decrease the performance of 1814 but may decrease the performance of the system so this option should
1781 be disabled unless the kernel is in 1815 be disabled unless the kernel is intended to be run on 2F01 or 2F02
1782 systems. 1816 systems.
1783 1817
1784 If unsure, please say Y. 1818 If unsure, please say Y.
1785 endif # CPU_LOONGSON2F 1819 endif # CPU_LOONGSON2F
1786 1820
1787 config SYS_SUPPORTS_ZBOOT 1821 config SYS_SUPPORTS_ZBOOT
1788 bool 1822 bool
1789 select HAVE_KERNEL_GZIP 1823 select HAVE_KERNEL_GZIP
1790 select HAVE_KERNEL_BZIP2 1824 select HAVE_KERNEL_BZIP2
1791 select HAVE_KERNEL_LZ4 1825 select HAVE_KERNEL_LZ4
1792 select HAVE_KERNEL_LZMA 1826 select HAVE_KERNEL_LZMA
1793 select HAVE_KERNEL_LZO 1827 select HAVE_KERNEL_LZO
1794 select HAVE_KERNEL_XZ 1828 select HAVE_KERNEL_XZ
1795 select HAVE_KERNEL_ZSTD <<
1796 1829
1797 config SYS_SUPPORTS_ZBOOT_UART16550 1830 config SYS_SUPPORTS_ZBOOT_UART16550
1798 bool 1831 bool
1799 select SYS_SUPPORTS_ZBOOT 1832 select SYS_SUPPORTS_ZBOOT
1800 1833
1801 config SYS_SUPPORTS_ZBOOT_UART_PROM 1834 config SYS_SUPPORTS_ZBOOT_UART_PROM
1802 bool 1835 bool
1803 select SYS_SUPPORTS_ZBOOT 1836 select SYS_SUPPORTS_ZBOOT
1804 1837
1805 config CPU_LOONGSON2EF !! 1838 config CPU_LOONGSON2
1806 bool 1839 bool
1807 select CPU_SUPPORTS_32BIT_KERNEL 1840 select CPU_SUPPORTS_32BIT_KERNEL
1808 select CPU_SUPPORTS_64BIT_KERNEL 1841 select CPU_SUPPORTS_64BIT_KERNEL
1809 select CPU_SUPPORTS_HIGHMEM 1842 select CPU_SUPPORTS_HIGHMEM
1810 select CPU_SUPPORTS_HUGEPAGES 1843 select CPU_SUPPORTS_HUGEPAGES
>> 1844 select ARCH_HAS_PHYS_TO_DMA
1811 1845
1812 config CPU_LOONGSON32 !! 1846 config CPU_LOONGSON1
1813 bool 1847 bool
1814 select CPU_MIPS32 1848 select CPU_MIPS32
1815 select CPU_MIPSR2 !! 1849 select CPU_MIPSR1
1816 select CPU_HAS_PREFETCH 1850 select CPU_HAS_PREFETCH
1817 select CPU_SUPPORTS_32BIT_KERNEL 1851 select CPU_SUPPORTS_32BIT_KERNEL
1818 select CPU_SUPPORTS_HIGHMEM 1852 select CPU_SUPPORTS_HIGHMEM
1819 select CPU_SUPPORTS_CPUFREQ 1853 select CPU_SUPPORTS_CPUFREQ
1820 1854
1821 config CPU_BMIPS32_3300 1855 config CPU_BMIPS32_3300
1822 select SMP_UP if SMP 1856 select SMP_UP if SMP
1823 bool 1857 bool
1824 1858
1825 config CPU_BMIPS4350 1859 config CPU_BMIPS4350
1826 bool 1860 bool
1827 select SYS_SUPPORTS_SMP 1861 select SYS_SUPPORTS_SMP
1828 select SYS_SUPPORTS_HOTPLUG_CPU 1862 select SYS_SUPPORTS_HOTPLUG_CPU
1829 1863
1830 config CPU_BMIPS4380 1864 config CPU_BMIPS4380
1831 bool 1865 bool
1832 select MIPS_L1_CACHE_SHIFT_6 1866 select MIPS_L1_CACHE_SHIFT_6
1833 select SYS_SUPPORTS_SMP 1867 select SYS_SUPPORTS_SMP
1834 select SYS_SUPPORTS_HOTPLUG_CPU 1868 select SYS_SUPPORTS_HOTPLUG_CPU
1835 select CPU_HAS_RIXI 1869 select CPU_HAS_RIXI
1836 1870
1837 config CPU_BMIPS5000 1871 config CPU_BMIPS5000
1838 bool 1872 bool
1839 select MIPS_CPU_SCACHE 1873 select MIPS_CPU_SCACHE
1840 select MIPS_L1_CACHE_SHIFT_7 1874 select MIPS_L1_CACHE_SHIFT_7
1841 select SYS_SUPPORTS_SMP 1875 select SYS_SUPPORTS_SMP
1842 select SYS_SUPPORTS_HOTPLUG_CPU 1876 select SYS_SUPPORTS_HOTPLUG_CPU
1843 select CPU_HAS_RIXI 1877 select CPU_HAS_RIXI
1844 1878
1845 config SYS_HAS_CPU_LOONGSON64 !! 1879 config SYS_HAS_CPU_LOONGSON3
1846 bool 1880 bool
1847 select CPU_SUPPORTS_CPUFREQ 1881 select CPU_SUPPORTS_CPUFREQ
1848 select CPU_HAS_RIXI 1882 select CPU_HAS_RIXI
1849 1883
1850 config SYS_HAS_CPU_LOONGSON2E 1884 config SYS_HAS_CPU_LOONGSON2E
1851 bool 1885 bool
1852 1886
1853 config SYS_HAS_CPU_LOONGSON2F 1887 config SYS_HAS_CPU_LOONGSON2F
1854 bool 1888 bool
1855 select CPU_SUPPORTS_CPUFREQ 1889 select CPU_SUPPORTS_CPUFREQ
1856 select CPU_SUPPORTS_ADDRWINCFG if 64B 1890 select CPU_SUPPORTS_ADDRWINCFG if 64BIT
>> 1891 select CPU_SUPPORTS_UNCACHED_ACCELERATED
1857 1892
1858 config SYS_HAS_CPU_LOONGSON1B 1893 config SYS_HAS_CPU_LOONGSON1B
1859 bool 1894 bool
1860 1895
1861 config SYS_HAS_CPU_LOONGSON1C 1896 config SYS_HAS_CPU_LOONGSON1C
1862 bool 1897 bool
1863 1898
1864 config SYS_HAS_CPU_MIPS32_R1 1899 config SYS_HAS_CPU_MIPS32_R1
1865 bool 1900 bool
1866 1901
1867 config SYS_HAS_CPU_MIPS32_R2 1902 config SYS_HAS_CPU_MIPS32_R2
1868 bool 1903 bool
1869 1904
1870 config SYS_HAS_CPU_MIPS32_R3_5 1905 config SYS_HAS_CPU_MIPS32_R3_5
1871 bool 1906 bool
1872 1907
1873 config SYS_HAS_CPU_MIPS32_R5 1908 config SYS_HAS_CPU_MIPS32_R5
1874 bool 1909 bool
1875 1910
1876 config SYS_HAS_CPU_MIPS32_R6 1911 config SYS_HAS_CPU_MIPS32_R6
1877 bool 1912 bool
1878 1913
1879 config SYS_HAS_CPU_MIPS64_R1 1914 config SYS_HAS_CPU_MIPS64_R1
1880 bool 1915 bool
1881 1916
1882 config SYS_HAS_CPU_MIPS64_R2 1917 config SYS_HAS_CPU_MIPS64_R2
1883 bool 1918 bool
1884 1919
1885 config SYS_HAS_CPU_MIPS64_R5 !! 1920 config SYS_HAS_CPU_MIPS64_R6
1886 bool 1921 bool
1887 1922
1888 config SYS_HAS_CPU_MIPS64_R6 !! 1923 config SYS_HAS_CPU_R3000
1889 bool 1924 bool
1890 1925
1891 config SYS_HAS_CPU_P5600 !! 1926 config SYS_HAS_CPU_TX39XX
1892 bool 1927 bool
1893 1928
1894 config SYS_HAS_CPU_R3000 !! 1929 config SYS_HAS_CPU_VR41XX
1895 bool 1930 bool
1896 1931
1897 config SYS_HAS_CPU_R4300 1932 config SYS_HAS_CPU_R4300
1898 bool 1933 bool
1899 1934
1900 config SYS_HAS_CPU_R4X00 1935 config SYS_HAS_CPU_R4X00
1901 bool 1936 bool
1902 1937
1903 config SYS_HAS_CPU_TX49XX 1938 config SYS_HAS_CPU_TX49XX
1904 bool 1939 bool
1905 1940
1906 config SYS_HAS_CPU_R5000 1941 config SYS_HAS_CPU_R5000
1907 bool 1942 bool
1908 1943
>> 1944 config SYS_HAS_CPU_R5432
>> 1945 bool
>> 1946
1909 config SYS_HAS_CPU_R5500 1947 config SYS_HAS_CPU_R5500
1910 bool 1948 bool
1911 1949
1912 config SYS_HAS_CPU_NEVADA 1950 config SYS_HAS_CPU_NEVADA
1913 bool 1951 bool
1914 1952
>> 1953 config SYS_HAS_CPU_R8000
>> 1954 bool
>> 1955
1915 config SYS_HAS_CPU_R10000 1956 config SYS_HAS_CPU_R10000
1916 bool 1957 bool
1917 1958
1918 config SYS_HAS_CPU_RM7000 1959 config SYS_HAS_CPU_RM7000
1919 bool 1960 bool
1920 1961
1921 config SYS_HAS_CPU_SB1 1962 config SYS_HAS_CPU_SB1
1922 bool 1963 bool
1923 1964
1924 config SYS_HAS_CPU_CAVIUM_OCTEON 1965 config SYS_HAS_CPU_CAVIUM_OCTEON
1925 bool 1966 bool
1926 1967
1927 config SYS_HAS_CPU_BMIPS 1968 config SYS_HAS_CPU_BMIPS
1928 bool 1969 bool
1929 1970
1930 config SYS_HAS_CPU_BMIPS32_3300 1971 config SYS_HAS_CPU_BMIPS32_3300
1931 bool 1972 bool
1932 select SYS_HAS_CPU_BMIPS 1973 select SYS_HAS_CPU_BMIPS
1933 1974
1934 config SYS_HAS_CPU_BMIPS4350 1975 config SYS_HAS_CPU_BMIPS4350
1935 bool 1976 bool
1936 select SYS_HAS_CPU_BMIPS 1977 select SYS_HAS_CPU_BMIPS
1937 1978
1938 config SYS_HAS_CPU_BMIPS4380 1979 config SYS_HAS_CPU_BMIPS4380
1939 bool 1980 bool
1940 select SYS_HAS_CPU_BMIPS 1981 select SYS_HAS_CPU_BMIPS
1941 1982
1942 config SYS_HAS_CPU_BMIPS5000 1983 config SYS_HAS_CPU_BMIPS5000
1943 bool 1984 bool
1944 select SYS_HAS_CPU_BMIPS 1985 select SYS_HAS_CPU_BMIPS
1945 1986
>> 1987 config SYS_HAS_CPU_XLR
>> 1988 bool
>> 1989
>> 1990 config SYS_HAS_CPU_XLP
>> 1991 bool
>> 1992
1946 # 1993 #
1947 # CPU may reorder R->R, R->W, W->R, W->W 1994 # CPU may reorder R->R, R->W, W->R, W->W
1948 # Reordering beyond LL and SC is handled in W 1995 # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
1949 # 1996 #
1950 config WEAK_ORDERING 1997 config WEAK_ORDERING
1951 bool 1998 bool
1952 1999
1953 # 2000 #
1954 # CPU may reorder reads and writes beyond LL/ 2001 # CPU may reorder reads and writes beyond LL/SC
1955 # CPU may reorder R->LL, R->LL, W->LL, W->LL, 2002 # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
1956 # 2003 #
1957 config WEAK_REORDERING_BEYOND_LLSC 2004 config WEAK_REORDERING_BEYOND_LLSC
1958 bool 2005 bool
1959 endmenu 2006 endmenu
1960 2007
1961 # 2008 #
1962 # These two indicate any level of the MIPS32 2009 # These two indicate any level of the MIPS32 and MIPS64 architecture
1963 # 2010 #
1964 config CPU_MIPS32 2011 config CPU_MIPS32
1965 bool 2012 bool
1966 default y if CPU_MIPS32_R1 || CPU_MIP !! 2013 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
1967 CPU_MIPS32_R6 || CPU_P56 <<
1968 2014
1969 config CPU_MIPS64 2015 config CPU_MIPS64
1970 bool 2016 bool
1971 default y if CPU_MIPS64_R1 || CPU_MIP !! 2017 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
1972 CPU_MIPS64_R6 || CPU_LOO <<
1973 2018
1974 # 2019 #
1975 # These indicate the revision of the architec !! 2020 # These two indicate the revision of the architecture, either Release 1 or Release 2
1976 # 2021 #
1977 config CPU_MIPSR1 2022 config CPU_MIPSR1
1978 bool 2023 bool
1979 default y if CPU_MIPS32_R1 || CPU_MIP 2024 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
1980 2025
1981 config CPU_MIPSR2 2026 config CPU_MIPSR2
1982 bool 2027 bool
1983 default y if CPU_MIPS32_R2 || CPU_MIP 2028 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1984 select CPU_HAS_RIXI 2029 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 2030 select MIPS_SPRAM
1994 2031
1995 config CPU_MIPSR6 2032 config CPU_MIPSR6
1996 bool 2033 bool
1997 default y if CPU_MIPS32_R6 || CPU_MIP 2034 default y if CPU_MIPS32_R6 || CPU_MIPS64_R6
1998 select CPU_HAS_RIXI 2035 select CPU_HAS_RIXI
1999 select CPU_HAS_DIEI if !CPU_DIEI_BROK <<
2000 select HAVE_ARCH_BITREVERSE 2036 select HAVE_ARCH_BITREVERSE
2001 select MIPS_ASID_BITS_VARIABLE 2037 select MIPS_ASID_BITS_VARIABLE
2002 select MIPS_CRC_SUPPORT 2038 select MIPS_CRC_SUPPORT
2003 select MIPS_SPRAM 2039 select MIPS_SPRAM
2004 2040
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 2041 config EVA
2017 bool 2042 bool
2018 2043
2019 config XPA 2044 config XPA
2020 bool 2045 bool
2021 2046
2022 config SYS_SUPPORTS_32BIT_KERNEL 2047 config SYS_SUPPORTS_32BIT_KERNEL
2023 bool 2048 bool
2024 config SYS_SUPPORTS_64BIT_KERNEL 2049 config SYS_SUPPORTS_64BIT_KERNEL
2025 bool 2050 bool
2026 config CPU_SUPPORTS_32BIT_KERNEL 2051 config CPU_SUPPORTS_32BIT_KERNEL
2027 bool 2052 bool
2028 config CPU_SUPPORTS_64BIT_KERNEL 2053 config CPU_SUPPORTS_64BIT_KERNEL
2029 bool 2054 bool
2030 config CPU_SUPPORTS_CPUFREQ 2055 config CPU_SUPPORTS_CPUFREQ
2031 bool 2056 bool
2032 config CPU_SUPPORTS_ADDRWINCFG 2057 config CPU_SUPPORTS_ADDRWINCFG
2033 bool 2058 bool
2034 config CPU_SUPPORTS_HUGEPAGES 2059 config CPU_SUPPORTS_HUGEPAGES
2035 bool 2060 bool
2036 depends on !(32BIT && (PHYS_ADDR_T_64 !! 2061 config CPU_SUPPORTS_UNCACHED_ACCELERATED
2037 config CPU_SUPPORTS_VZ <<
2038 bool 2062 bool
2039 config MIPS_PGD_C0_CONTEXT 2063 config MIPS_PGD_C0_CONTEXT
2040 bool 2064 bool
2041 depends on 64BIT !! 2065 default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP
2042 default y if (CPU_MIPSR2 || CPU_MIPSR <<
2043 2066
2044 # 2067 #
2045 # Set to y for ptrace access to watch registe 2068 # Set to y for ptrace access to watch registers.
2046 # 2069 #
2047 config HARDWARE_WATCHPOINTS 2070 config HARDWARE_WATCHPOINTS
2048 bool !! 2071 bool
2049 default y if CPU_MIPSR1 || CPU_MIPSR2 !! 2072 default y if CPU_MIPSR1 || CPU_MIPSR2 || CPU_MIPSR6
2050 2073
2051 menu "Kernel type" 2074 menu "Kernel type"
2052 2075
2053 choice 2076 choice
2054 prompt "Kernel code model" 2077 prompt "Kernel code model"
2055 help 2078 help
2056 You should only select this option 2079 You should only select this option if you have a workload that
2057 actually benefits from 64-bit proce 2080 actually benefits from 64-bit processing or if your machine has
2058 large memory. You will only be pre 2081 large memory. You will only be presented a single option in this
2059 menu if your system does not suppor 2082 menu if your system does not support both 32-bit and 64-bit kernels.
2060 2083
2061 config 32BIT 2084 config 32BIT
2062 bool "32-bit kernel" 2085 bool "32-bit kernel"
2063 depends on CPU_SUPPORTS_32BIT_KERNEL 2086 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
2064 select TRAD_SIGNALS 2087 select TRAD_SIGNALS
2065 help 2088 help
2066 Select this option if you want to b 2089 Select this option if you want to build a 32-bit kernel.
2067 2090
2068 config 64BIT 2091 config 64BIT
2069 bool "64-bit kernel" 2092 bool "64-bit kernel"
2070 depends on CPU_SUPPORTS_64BIT_KERNEL 2093 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
2071 help 2094 help
2072 Select this option if you want to b 2095 Select this option if you want to build a 64-bit kernel.
2073 2096
2074 endchoice 2097 endchoice
2075 2098
>> 2099 config KVM_GUEST
>> 2100 bool "KVM Guest Kernel"
>> 2101 depends on BROKEN_ON_SMP
>> 2102 help
>> 2103 Select this option if building a guest kernel for KVM (Trap & Emulate)
>> 2104 mode.
>> 2105
>> 2106 config KVM_GUEST_TIMER_FREQ
>> 2107 int "Count/Compare Timer Frequency (MHz)"
>> 2108 depends on KVM_GUEST
>> 2109 default 100
>> 2110 help
>> 2111 Set this to non-zero if building a guest kernel for KVM to skip RTC
>> 2112 emulation when determining guest CPU Frequency. Instead, the guest's
>> 2113 timer frequency is specified directly.
>> 2114
2076 config MIPS_VA_BITS_48 2115 config MIPS_VA_BITS_48
2077 bool "48 bits virtual memory" 2116 bool "48 bits virtual memory"
2078 depends on 64BIT 2117 depends on 64BIT
2079 help 2118 help
2080 Support a maximum at least 48 bits 2119 Support a maximum at least 48 bits of application virtual
2081 memory. Default is 40 bits or less 2120 memory. Default is 40 bits or less, depending on the CPU.
2082 For page sizes 16k and above, this 2121 For page sizes 16k and above, this option results in a small
2083 memory overhead for page tables. F 2122 memory overhead for page tables. For 4k page size, a fourth
2084 level of page tables is added which 2123 level of page tables is added which imposes both a memory
2085 overhead as well as slower TLB faul 2124 overhead as well as slower TLB fault handling.
2086 2125
2087 If unsure, say N. 2126 If unsure, say N.
2088 2127
2089 config ZBOOT_LOAD_ADDRESS !! 2128 choice
2090 hex "Compressed kernel load address" !! 2129 prompt "Kernel page size"
2091 default 0xffffffff80400000 if BCM47XX !! 2130 default PAGE_SIZE_4KB
2092 default 0x0 !! 2131
2093 depends on SYS_SUPPORTS_ZBOOT !! 2132 config PAGE_SIZE_4KB
2094 help !! 2133 bool "4kB"
2095 The address to load compressed kern !! 2134 depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
>> 2135 help
>> 2136 This option select the standard 4kB Linux page size. On some
>> 2137 R3000-family processors this is the only available page size. Using
>> 2138 4kB page size will minimize memory consumption and is therefore
>> 2139 recommended for low memory systems.
>> 2140
>> 2141 config PAGE_SIZE_8KB
>> 2142 bool "8kB"
>> 2143 depends on CPU_R8000 || CPU_CAVIUM_OCTEON
>> 2144 depends on !MIPS_VA_BITS_48
>> 2145 help
>> 2146 Using 8kB page size will result in higher performance kernel at
>> 2147 the price of higher memory consumption. This option is available
>> 2148 only on R8000 and cnMIPS processors. Note that you will need a
>> 2149 suitable Linux distribution to support this.
>> 2150
>> 2151 config PAGE_SIZE_16KB
>> 2152 bool "16kB"
>> 2153 depends on !CPU_R3000 && !CPU_TX39XX
>> 2154 help
>> 2155 Using 16kB page size will result in higher performance kernel at
>> 2156 the price of higher memory consumption. This option is available on
>> 2157 all non-R3000 family processors. Note that you will need a suitable
>> 2158 Linux distribution to support this.
>> 2159
>> 2160 config PAGE_SIZE_32KB
>> 2161 bool "32kB"
>> 2162 depends on CPU_CAVIUM_OCTEON
>> 2163 depends on !MIPS_VA_BITS_48
>> 2164 help
>> 2165 Using 32kB page size will result in higher performance kernel at
>> 2166 the price of higher memory consumption. This option is available
>> 2167 only on cnMIPS cores. Note that you will need a suitable Linux
>> 2168 distribution to support this.
>> 2169
>> 2170 config PAGE_SIZE_64KB
>> 2171 bool "64kB"
>> 2172 depends on !CPU_R3000 && !CPU_TX39XX
>> 2173 help
>> 2174 Using 64kB page size will result in higher performance kernel at
>> 2175 the price of higher memory consumption. This option is available on
>> 2176 all non-R3000 family processor. Not that at the time of this
>> 2177 writing this option is still high experimental.
2096 2178
2097 This is only used if non-zero. !! 2179 endchoice
2098 2180
2099 config ARCH_FORCE_MAX_ORDER !! 2181 config FORCE_MAX_ZONEORDER
2100 int "Maximum zone order" 2182 int "Maximum zone order"
2101 default "13" if MIPS_HUGE_TLB_SUPPORT !! 2183 range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2102 default "12" if MIPS_HUGE_TLB_SUPPORT !! 2184 default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2103 default "11" if MIPS_HUGE_TLB_SUPPORT !! 2185 range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2104 default "10" !! 2186 default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
>> 2187 range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2188 default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2189 range 11 64
>> 2190 default "11"
2105 help 2191 help
2106 The kernel memory allocator divides 2192 The kernel memory allocator divides physically contiguous memory
2107 blocks into "zones", where each zon 2193 blocks into "zones", where each zone is a power of two number of
2108 pages. This option selects the lar 2194 pages. This option selects the largest power of two that the kernel
2109 keeps in the memory allocator. If 2195 keeps in the memory allocator. If you need to allocate very large
2110 blocks of physically contiguous mem 2196 blocks of physically contiguous memory, then you may need to
2111 increase this value. 2197 increase this value.
2112 2198
>> 2199 This config option is actually maximum order plus one. For example,
>> 2200 a value of 11 means that the largest free memory block is 2^10 pages.
>> 2201
2113 The page size is not necessarily 4K 2202 The page size is not necessarily 4KB. Keep this in mind
2114 when choosing a value for this opti 2203 when choosing a value for this option.
2115 2204
2116 config BOARD_SCACHE 2205 config BOARD_SCACHE
2117 bool 2206 bool
2118 2207
2119 config IP22_CPU_SCACHE 2208 config IP22_CPU_SCACHE
2120 bool 2209 bool
2121 select BOARD_SCACHE 2210 select BOARD_SCACHE
2122 2211
2123 # 2212 #
2124 # Support for a MIPS32 / MIPS64 style S-cache 2213 # Support for a MIPS32 / MIPS64 style S-caches
2125 # 2214 #
2126 config MIPS_CPU_SCACHE 2215 config MIPS_CPU_SCACHE
2127 bool 2216 bool
2128 select BOARD_SCACHE 2217 select BOARD_SCACHE
2129 2218
2130 config R5000_CPU_SCACHE 2219 config R5000_CPU_SCACHE
2131 bool 2220 bool
2132 select BOARD_SCACHE 2221 select BOARD_SCACHE
2133 2222
2134 config RM7000_CPU_SCACHE 2223 config RM7000_CPU_SCACHE
2135 bool 2224 bool
2136 select BOARD_SCACHE 2225 select BOARD_SCACHE
2137 2226
2138 config SIBYTE_DMA_PAGEOPS 2227 config SIBYTE_DMA_PAGEOPS
2139 bool "Use DMA to clear/copy pages" 2228 bool "Use DMA to clear/copy pages"
2140 depends on CPU_SB1 2229 depends on CPU_SB1
2141 help 2230 help
2142 Instead of using the CPU to zero an 2231 Instead of using the CPU to zero and copy pages, use a Data Mover
2143 channel. These DMA channels are ot 2232 channel. These DMA channels are otherwise unused by the standard
2144 SiByte Linux port. Seems to give a 2233 SiByte Linux port. Seems to give a small performance benefit.
2145 2234
2146 config CPU_HAS_PREFETCH 2235 config CPU_HAS_PREFETCH
2147 bool 2236 bool
2148 2237
2149 config CPU_GENERIC_DUMP_TLB 2238 config CPU_GENERIC_DUMP_TLB
2150 bool 2239 bool
2151 default y if !CPU_R3000 !! 2240 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 2241
2176 config CPU_R4K_FPU 2242 config CPU_R4K_FPU
2177 bool 2243 bool
2178 depends on MIPS_FP_SUPPORT !! 2244 default y if !(CPU_R3000 || CPU_TX39XX)
2179 default y if !CPU_R2300_FPU <<
2180 2245
2181 config CPU_R4K_CACHE_TLB 2246 config CPU_R4K_CACHE_TLB
2182 bool 2247 bool
2183 default y if !(CPU_R3K_TLB || CPU_SB1 !! 2248 default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
2184 2249
2185 config MIPS_MT_SMP 2250 config MIPS_MT_SMP
2186 bool "MIPS MT SMP support (1 TC on ea 2251 bool "MIPS MT SMP support (1 TC on each available VPE)"
2187 default y 2252 default y
2188 depends on TARGET_ISA_REV > 0 && TARG !! 2253 depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6 && !CPU_MICROMIPS
2189 depends on SYS_SUPPORTS_MULTITHREADIN <<
2190 select CPU_MIPSR2_IRQ_VI 2254 select CPU_MIPSR2_IRQ_VI
2191 select CPU_MIPSR2_IRQ_EI 2255 select CPU_MIPSR2_IRQ_EI
2192 select SYNC_R4K 2256 select SYNC_R4K
2193 select MIPS_MT 2257 select MIPS_MT
2194 select SMP 2258 select SMP
2195 select SMP_UP 2259 select SMP_UP
2196 select SYS_SUPPORTS_SMP 2260 select SYS_SUPPORTS_SMP
2197 select SYS_SUPPORTS_SCHED_SMT 2261 select SYS_SUPPORTS_SCHED_SMT
2198 select MIPS_PERF_SHARED_TC_COUNTERS 2262 select MIPS_PERF_SHARED_TC_COUNTERS
2199 help 2263 help
2200 This is a kernel model which is kno 2264 This is a kernel model which is known as SMVP. This is supported
2201 on cores with the MT ASE and uses t 2265 on cores with the MT ASE and uses the available VPEs to implement
2202 virtual processors which supports S 2266 virtual processors which supports SMP. This is equivalent to the
2203 Intel Hyperthreading feature. For f 2267 Intel Hyperthreading feature. For further information go to
2204 <http://www.imgtec.com/mips/mips-mu 2268 <http://www.imgtec.com/mips/mips-multithreading.asp>.
2205 2269
2206 config MIPS_MT 2270 config MIPS_MT
2207 bool 2271 bool
2208 2272
2209 config SCHED_SMT 2273 config SCHED_SMT
2210 bool "SMT (multithreading) scheduler 2274 bool "SMT (multithreading) scheduler support"
2211 depends on SYS_SUPPORTS_SCHED_SMT 2275 depends on SYS_SUPPORTS_SCHED_SMT
2212 default n 2276 default n
2213 help 2277 help
2214 SMT scheduler support improves the 2278 SMT scheduler support improves the CPU scheduler's decision making
2215 when dealing with MIPS MT enabled c 2279 when dealing with MIPS MT enabled cores at a cost of slightly
2216 increased overhead in some places. 2280 increased overhead in some places. If unsure say N here.
2217 2281
2218 config SYS_SUPPORTS_SCHED_SMT 2282 config SYS_SUPPORTS_SCHED_SMT
2219 bool 2283 bool
2220 2284
2221 config SYS_SUPPORTS_MULTITHREADING 2285 config SYS_SUPPORTS_MULTITHREADING
2222 bool 2286 bool
2223 2287
2224 config MIPS_MT_FPAFF 2288 config MIPS_MT_FPAFF
2225 bool "Dynamic FPU affinity for FP-int 2289 bool "Dynamic FPU affinity for FP-intensive threads"
2226 default y 2290 default y
2227 depends on MIPS_MT_SMP 2291 depends on MIPS_MT_SMP
2228 2292
2229 config MIPSR2_TO_R6_EMULATOR 2293 config MIPSR2_TO_R6_EMULATOR
2230 bool "MIPS R2-to-R6 emulator" 2294 bool "MIPS R2-to-R6 emulator"
2231 depends on CPU_MIPSR6 2295 depends on CPU_MIPSR6
2232 depends on MIPS_FP_SUPPORT <<
2233 default y 2296 default y
2234 help 2297 help
2235 Choose this option if you want to r 2298 Choose this option if you want to run non-R6 MIPS userland code.
2236 Even if you say 'Y' here, the emula 2299 Even if you say 'Y' here, the emulator will still be disabled by
2237 default. You can enable it using th 2300 default. You can enable it using the 'mipsr2emu' kernel option.
2238 The only reason this is a build-tim 2301 The only reason this is a build-time option is to save ~14K from the
2239 final kernel image. 2302 final kernel image.
2240 2303
2241 config SYS_SUPPORTS_VPE_LOADER 2304 config SYS_SUPPORTS_VPE_LOADER
2242 bool 2305 bool
2243 depends on SYS_SUPPORTS_MULTITHREADIN 2306 depends on SYS_SUPPORTS_MULTITHREADING
2244 help 2307 help
2245 Indicates that the platform support 2308 Indicates that the platform supports the VPE loader, and provides
2246 physical_memsize. 2309 physical_memsize.
2247 2310
2248 config MIPS_VPE_LOADER 2311 config MIPS_VPE_LOADER
2249 bool "VPE loader support." 2312 bool "VPE loader support."
2250 depends on SYS_SUPPORTS_VPE_LOADER && 2313 depends on SYS_SUPPORTS_VPE_LOADER && MODULES
2251 select CPU_MIPSR2_IRQ_VI 2314 select CPU_MIPSR2_IRQ_VI
2252 select CPU_MIPSR2_IRQ_EI 2315 select CPU_MIPSR2_IRQ_EI
2253 select MIPS_MT 2316 select MIPS_MT
2254 help 2317 help
2255 Includes a loader for loading an el 2318 Includes a loader for loading an elf relocatable object
2256 onto another VPE and running it. 2319 onto another VPE and running it.
2257 2320
>> 2321 config MIPS_VPE_LOADER_CMP
>> 2322 bool
>> 2323 default "y"
>> 2324 depends on MIPS_VPE_LOADER && MIPS_CMP
>> 2325
2258 config MIPS_VPE_LOADER_MT 2326 config MIPS_VPE_LOADER_MT
2259 bool 2327 bool
2260 default "y" 2328 default "y"
2261 depends on MIPS_VPE_LOADER !! 2329 depends on MIPS_VPE_LOADER && !MIPS_CMP
2262 2330
2263 config MIPS_VPE_LOADER_TOM 2331 config MIPS_VPE_LOADER_TOM
2264 bool "Load VPE program into memory hi 2332 bool "Load VPE program into memory hidden from linux"
2265 depends on MIPS_VPE_LOADER 2333 depends on MIPS_VPE_LOADER
2266 default y 2334 default y
2267 help 2335 help
2268 The loader can use memory that is p 2336 The loader can use memory that is present but has been hidden from
2269 Linux using the kernel command line 2337 Linux using the kernel command line option "mem=xxMB". It's up to
2270 you to ensure the amount you put in 2338 you to ensure the amount you put in the option and the space your
2271 program requires is less or equal t 2339 program requires is less or equal to the amount physically present.
2272 2340
2273 config MIPS_VPE_APSP_API 2341 config MIPS_VPE_APSP_API
2274 bool "Enable support for AP/SP API (R 2342 bool "Enable support for AP/SP API (RTLX)"
2275 depends on MIPS_VPE_LOADER 2343 depends on MIPS_VPE_LOADER
2276 2344
>> 2345 config MIPS_VPE_APSP_API_CMP
>> 2346 bool
>> 2347 default "y"
>> 2348 depends on MIPS_VPE_APSP_API && MIPS_CMP
>> 2349
2277 config MIPS_VPE_APSP_API_MT 2350 config MIPS_VPE_APSP_API_MT
2278 bool 2351 bool
2279 default "y" 2352 default "y"
2280 depends on MIPS_VPE_APSP_API !! 2353 depends on MIPS_VPE_APSP_API && !MIPS_CMP
>> 2354
>> 2355 config MIPS_CMP
>> 2356 bool "MIPS CMP framework support (DEPRECATED)"
>> 2357 depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6
>> 2358 select SMP
>> 2359 select SYNC_R4K
>> 2360 select SYS_SUPPORTS_SMP
>> 2361 select WEAK_ORDERING
>> 2362 default n
>> 2363 help
>> 2364 Select this if you are using a bootloader which implements the "CMP
>> 2365 framework" protocol (ie. YAMON) and want your kernel to make use of
>> 2366 its ability to start secondary CPUs.
>> 2367
>> 2368 Unless you have a specific need, you should use CONFIG_MIPS_CPS
>> 2369 instead of this.
2281 2370
2282 config MIPS_CPS 2371 config MIPS_CPS
2283 bool "MIPS Coherent Processing System 2372 bool "MIPS Coherent Processing System support"
2284 depends on SYS_SUPPORTS_MIPS_CPS 2373 depends on SYS_SUPPORTS_MIPS_CPS
2285 select MIPS_CM 2374 select MIPS_CM
2286 select MIPS_CPS_PM if HOTPLUG_CPU 2375 select MIPS_CPS_PM if HOTPLUG_CPU
2287 select SMP 2376 select SMP
2288 select HOTPLUG_CORE_SYNC_DEAD if HOTP <<
2289 select SYNC_R4K if (CEVT_R4K || CSRC_ 2377 select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
2290 select SYS_SUPPORTS_HOTPLUG_CPU 2378 select SYS_SUPPORTS_HOTPLUG_CPU
2291 select SYS_SUPPORTS_SCHED_SMT if CPU_ 2379 select SYS_SUPPORTS_SCHED_SMT if CPU_MIPSR6
2292 select SYS_SUPPORTS_SMP 2380 select SYS_SUPPORTS_SMP
2293 select WEAK_ORDERING 2381 select WEAK_ORDERING
2294 select GENERIC_IRQ_MIGRATION if HOTPL <<
2295 help 2382 help
2296 Select this if you wish to run an S 2383 Select this if you wish to run an SMP kernel across multiple cores
2297 within a MIPS Coherent Processing S 2384 within a MIPS Coherent Processing System. When this option is
2298 enabled the kernel will probe for o 2385 enabled the kernel will probe for other cores and boot them with
2299 no external assistance. It is safe 2386 no external assistance. It is safe to enable this when hardware
2300 support is unavailable. 2387 support is unavailable.
2301 2388
2302 config MIPS_CPS_PM 2389 config MIPS_CPS_PM
2303 depends on MIPS_CPS 2390 depends on MIPS_CPS
2304 bool 2391 bool
2305 2392
2306 config MIPS_CM 2393 config MIPS_CM
2307 bool 2394 bool
2308 select MIPS_CPC 2395 select MIPS_CPC
2309 2396
2310 config MIPS_CPC 2397 config MIPS_CPC
2311 bool 2398 bool
2312 2399
2313 config SB1_PASS_2_WORKAROUNDS 2400 config SB1_PASS_2_WORKAROUNDS
2314 bool 2401 bool
2315 depends on CPU_SB1 && (CPU_SB1_PASS_2 2402 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
2316 default y 2403 default y
2317 2404
2318 config SB1_PASS_2_1_WORKAROUNDS 2405 config SB1_PASS_2_1_WORKAROUNDS
2319 bool 2406 bool
2320 depends on CPU_SB1 && CPU_SB1_PASS_2 2407 depends on CPU_SB1 && CPU_SB1_PASS_2
2321 default y 2408 default y
2322 2409
>> 2410
2323 choice 2411 choice
2324 prompt "SmartMIPS or microMIPS ASE su 2412 prompt "SmartMIPS or microMIPS ASE support"
2325 2413
2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS 2414 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
2327 bool "None" 2415 bool "None"
2328 help 2416 help
2329 Select this if you want neither mic 2417 Select this if you want neither microMIPS nor SmartMIPS support
2330 2418
2331 config CPU_HAS_SMARTMIPS 2419 config CPU_HAS_SMARTMIPS
2332 depends on SYS_SUPPORTS_SMARTMIPS 2420 depends on SYS_SUPPORTS_SMARTMIPS
2333 bool "SmartMIPS" 2421 bool "SmartMIPS"
2334 help 2422 help
2335 SmartMIPS is a extension of the MIP 2423 SmartMIPS is a extension of the MIPS32 architecture aimed at
2336 increased security at both hardware 2424 increased security at both hardware and software level for
2337 smartcards. Enabling this option w 2425 smartcards. Enabling this option will allow proper use of the
2338 SmartMIPS instructions by Linux app 2426 SmartMIPS instructions by Linux applications. However a kernel with
2339 this option will not work on a MIPS 2427 this option will not work on a MIPS core without SmartMIPS core. If
2340 you don't know you probably don't h 2428 you don't know you probably don't have SmartMIPS and should say N
2341 here. 2429 here.
2342 2430
2343 config CPU_MICROMIPS 2431 config CPU_MICROMIPS
2344 depends on 32BIT && SYS_SUPPORTS_MICR 2432 depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6
2345 bool "microMIPS" 2433 bool "microMIPS"
2346 help 2434 help
2347 When this option is enabled the ker 2435 When this option is enabled the kernel will be built using the
2348 microMIPS ISA 2436 microMIPS ISA
2349 2437
2350 endchoice 2438 endchoice
2351 2439
2352 config CPU_HAS_MSA 2440 config CPU_HAS_MSA
2353 bool "Support for the MIPS SIMD Archi 2441 bool "Support for the MIPS SIMD Architecture"
2354 depends on CPU_SUPPORTS_MSA 2442 depends on CPU_SUPPORTS_MSA
2355 depends on MIPS_FP_SUPPORT <<
2356 depends on 64BIT || MIPS_O32_FP64_SUP 2443 depends on 64BIT || MIPS_O32_FP64_SUPPORT
2357 help 2444 help
2358 MIPS SIMD Architecture (MSA) introd 2445 MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2359 and a set of SIMD instructions to o 2446 and a set of SIMD instructions to operate on them. When this option
2360 is enabled the kernel will support 2447 is enabled the kernel will support allocating & switching MSA
2361 vector register contexts. If you kn 2448 vector register contexts. If you know that your kernel will only be
2362 running on CPUs which do not suppor 2449 running on CPUs which do not support MSA or that your userland will
2363 not be making use of it then you ma 2450 not be making use of it then you may wish to say N here to reduce
2364 the size & complexity of your kerne 2451 the size & complexity of your kernel.
2365 2452
2366 If unsure, say Y. 2453 If unsure, say Y.
2367 2454
2368 config CPU_HAS_WB 2455 config CPU_HAS_WB
2369 bool 2456 bool
2370 2457
2371 config XKS01 2458 config XKS01
2372 bool 2459 bool
2373 2460
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 2461 config CPU_HAS_RIXI
2382 bool 2462 bool
2383 2463
2384 config CPU_NO_LOAD_STORE_LR <<
2385 bool <<
2386 help <<
2387 CPU lacks support for unaligned loa <<
2388 LWL, LWR, SWL, SWR (Load/store word <<
2389 LDL, LDR, SDL, SDR (Load/store doub <<
2390 systems). <<
2391 <<
2392 # 2464 #
2393 # Vectored interrupt mode is an R2 feature 2465 # Vectored interrupt mode is an R2 feature
2394 # 2466 #
2395 config CPU_MIPSR2_IRQ_VI 2467 config CPU_MIPSR2_IRQ_VI
2396 bool 2468 bool
2397 2469
2398 # 2470 #
2399 # Extended interrupt mode is an R2 feature 2471 # Extended interrupt mode is an R2 feature
2400 # 2472 #
2401 config CPU_MIPSR2_IRQ_EI 2473 config CPU_MIPSR2_IRQ_EI
2402 bool 2474 bool
2403 2475
2404 config CPU_HAS_SYNC 2476 config CPU_HAS_SYNC
2405 bool 2477 bool
2406 depends on !CPU_R3000 2478 depends on !CPU_R3000
2407 default y 2479 default y
2408 2480
2409 # 2481 #
2410 # CPU non-features 2482 # CPU non-features
2411 # 2483 #
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 2484 config CPU_DADDI_WORKAROUNDS
2427 bool 2485 bool
2428 2486
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 2487 config CPU_R4000_WORKAROUNDS
2448 bool 2488 bool
2449 select CPU_R4400_WORKAROUNDS 2489 select CPU_R4400_WORKAROUNDS
2450 2490
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 2491 config CPU_R4400_WORKAROUNDS
2458 bool 2492 bool
2459 2493
2460 config CPU_R4X00_BUGS64 <<
2461 bool <<
2462 default y if SYS_HAS_CPU_R4X00 && 64B <<
2463 <<
2464 config MIPS_ASID_SHIFT 2494 config MIPS_ASID_SHIFT
2465 int 2495 int
2466 default 6 if CPU_R3000 !! 2496 default 6 if CPU_R3000 || CPU_TX39XX
>> 2497 default 4 if CPU_R8000
2467 default 0 2498 default 0
2468 2499
2469 config MIPS_ASID_BITS 2500 config MIPS_ASID_BITS
2470 int 2501 int
2471 default 0 if MIPS_ASID_BITS_VARIABLE 2502 default 0 if MIPS_ASID_BITS_VARIABLE
2472 default 6 if CPU_R3000 !! 2503 default 6 if CPU_R3000 || CPU_TX39XX
2473 default 8 2504 default 8
2474 2505
2475 config MIPS_ASID_BITS_VARIABLE 2506 config MIPS_ASID_BITS_VARIABLE
2476 bool 2507 bool
2477 2508
2478 config MIPS_CRC_SUPPORT 2509 config MIPS_CRC_SUPPORT
2479 bool 2510 bool
2480 2511
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 # 2512 #
2552 # - Highmem only makes sense for the 32-bit k 2513 # - Highmem only makes sense for the 32-bit kernel.
2553 # - The current highmem code will only work p 2514 # - The current highmem code will only work properly on physically indexed
2554 # caches such as R3000, SB1, R7000 or those 2515 # caches such as R3000, SB1, R7000 or those that look like they're virtually
2555 # indexed such as R4000/R4400 SC and MC ver 2516 # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
2556 # moment we protect the user and offer the 2517 # moment we protect the user and offer the highmem option only on machines
2557 # where it's known to be safe. This will n 2518 # 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 2519 # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
2559 # indexed CPUs but we're playing safe. 2520 # indexed CPUs but we're playing safe.
2560 # - We use SYS_SUPPORTS_HIGHMEM to offer high 2521 # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2561 # know they might have memory configuration 2522 # know they might have memory configurations that could make use of highmem
2562 # support. 2523 # support.
2563 # 2524 #
2564 config HIGHMEM 2525 config HIGHMEM
2565 bool "High Memory Support" 2526 bool "High Memory Support"
2566 depends on 32BIT && CPU_SUPPORTS_HIGH 2527 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2567 select KMAP_LOCAL <<
2568 2528
2569 config CPU_SUPPORTS_HIGHMEM 2529 config CPU_SUPPORTS_HIGHMEM
2570 bool 2530 bool
2571 2531
2572 config SYS_SUPPORTS_HIGHMEM 2532 config SYS_SUPPORTS_HIGHMEM
2573 bool 2533 bool
2574 2534
2575 config SYS_SUPPORTS_SMARTMIPS 2535 config SYS_SUPPORTS_SMARTMIPS
2576 bool 2536 bool
2577 2537
2578 config SYS_SUPPORTS_MICROMIPS 2538 config SYS_SUPPORTS_MICROMIPS
2579 bool 2539 bool
2580 2540
2581 config SYS_SUPPORTS_MIPS16 2541 config SYS_SUPPORTS_MIPS16
2582 bool 2542 bool
2583 help 2543 help
2584 This option must be set if a kernel 2544 This option must be set if a kernel might be executed on a MIPS16-
2585 enabled CPU even if MIPS16 is not a 2545 enabled CPU even if MIPS16 is not actually being used. In other
2586 words, it makes the kernel MIPS16-t 2546 words, it makes the kernel MIPS16-tolerant.
2587 2547
2588 config CPU_SUPPORTS_MSA 2548 config CPU_SUPPORTS_MSA
2589 bool 2549 bool
2590 2550
2591 config ARCH_FLATMEM_ENABLE 2551 config ARCH_FLATMEM_ENABLE
2592 def_bool y 2552 def_bool y
2593 depends on !NUMA && !CPU_LOONGSON2EF !! 2553 depends on !NUMA && !CPU_LOONGSON2
>> 2554
>> 2555 config ARCH_DISCONTIGMEM_ENABLE
>> 2556 bool
>> 2557 default y if SGI_IP27
>> 2558 help
>> 2559 Say Y to support efficient handling of discontiguous physical memory,
>> 2560 for architectures which are either NUMA (Non-Uniform Memory Access)
>> 2561 or have huge holes in the physical address space for other reasons.
>> 2562 See <file:Documentation/vm/numa.rst> for more.
2594 2563
2595 config ARCH_SPARSEMEM_ENABLE 2564 config ARCH_SPARSEMEM_ENABLE
2596 bool 2565 bool
>> 2566 select SPARSEMEM_STATIC
2597 2567
2598 config NUMA 2568 config NUMA
2599 bool "NUMA Support" 2569 bool "NUMA Support"
2600 depends on SYS_SUPPORTS_NUMA 2570 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 2571 help
2605 Say Y to compile the kernel to supp 2572 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2606 Access). This option improves perf 2573 Access). This option improves performance on systems with more
2607 than two nodes; on two node systems 2574 than two nodes; on two node systems it is generally better to
2608 leave it disabled; on single node s !! 2575 leave it disabled; on single node systems disable this option
2609 disabled. 2576 disabled.
2610 2577
2611 config SYS_SUPPORTS_NUMA 2578 config SYS_SUPPORTS_NUMA
2612 bool 2579 bool
2613 2580
2614 config RELOCATABLE 2581 config RELOCATABLE
2615 bool "Relocatable kernel" 2582 bool "Relocatable kernel"
2616 depends on SYS_SUPPORTS_RELOCATABLE !! 2583 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 2584 help
2623 This builds a kernel image that ret 2585 This builds a kernel image that retains relocation information
2624 so it can be loaded someplace besid 2586 so it can be loaded someplace besides the default 1MB.
2625 The relocations make the kernel bin 2587 The relocations make the kernel binary about 15% larger,
2626 but are discarded at runtime 2588 but are discarded at runtime
2627 2589
2628 config RELOCATION_TABLE_SIZE 2590 config RELOCATION_TABLE_SIZE
2629 hex "Relocation table size" 2591 hex "Relocation table size"
2630 depends on RELOCATABLE 2592 depends on RELOCATABLE
2631 range 0x0 0x01000000 2593 range 0x0 0x01000000
2632 default "0x00200000" if CPU_LOONGSON6 <<
2633 default "0x00100000" 2594 default "0x00100000"
2634 help !! 2595 ---help---
2635 A table of relocation data will be 2596 A table of relocation data will be appended to the kernel binary
2636 and parsed at boot to fix up the re 2597 and parsed at boot to fix up the relocated kernel.
2637 2598
2638 This option allows the amount of sp 2599 This option allows the amount of space reserved for the table to be
2639 adjusted, although the default of 1 2600 adjusted, although the default of 1Mb should be ok in most cases.
2640 2601
2641 The build will fail and a valid siz 2602 The build will fail and a valid size suggested if this is too small.
2642 2603
2643 If unsure, leave at the default val 2604 If unsure, leave at the default value.
2644 2605
2645 config RANDOMIZE_BASE 2606 config RANDOMIZE_BASE
2646 bool "Randomize the address of the ke 2607 bool "Randomize the address of the kernel image"
2647 depends on RELOCATABLE 2608 depends on RELOCATABLE
2648 help !! 2609 ---help---
2649 Randomizes the physical and virtual !! 2610 Randomizes the physical and virtual address at which the
2650 kernel image is loaded, as a securi !! 2611 kernel image is loaded, as a security feature that
2651 deters exploit attempts relying on !! 2612 deters exploit attempts relying on knowledge of the location
2652 of kernel internals. !! 2613 of kernel internals.
2653 2614
2654 Entropy is generated using any copr !! 2615 Entropy is generated using any coprocessor 0 registers available.
2655 2616
2656 The kernel will be offset by up to !! 2617 The kernel will be offset by up to RANDOMIZE_BASE_MAX_OFFSET.
2657 2618
2658 If unsure, say N. !! 2619 If unsure, say N.
2659 2620
2660 config RANDOMIZE_BASE_MAX_OFFSET 2621 config RANDOMIZE_BASE_MAX_OFFSET
2661 hex "Maximum kASLR offset" if EXPERT 2622 hex "Maximum kASLR offset" if EXPERT
2662 depends on RANDOMIZE_BASE 2623 depends on RANDOMIZE_BASE
2663 range 0x0 0x40000000 if EVA || 64BIT 2624 range 0x0 0x40000000 if EVA || 64BIT
2664 range 0x0 0x08000000 2625 range 0x0 0x08000000
2665 default "0x01000000" 2626 default "0x01000000"
2666 help !! 2627 ---help---
2667 When kASLR is active, this provides 2628 When kASLR is active, this provides the maximum offset that will
2668 be applied to the kernel image. It 2629 be applied to the kernel image. It should be set according to the
2669 amount of physical RAM available in 2630 amount of physical RAM available in the target system minus
2670 PHYSICAL_START and must be a power 2631 PHYSICAL_START and must be a power of 2.
2671 2632
2672 This is limited by the size of KSEG 2633 This is limited by the size of KSEG0, 256Mb on 32-bit or 1Gb with
2673 EVA or 64-bit. The default is 16Mb. 2634 EVA or 64-bit. The default is 16Mb.
2674 2635
2675 config NODES_SHIFT 2636 config NODES_SHIFT
2676 int 2637 int
2677 default "6" 2638 default "6"
2678 depends on NUMA !! 2639 depends on NEED_MULTIPLE_NODES
2679 2640
2680 config HW_PERF_EVENTS 2641 config HW_PERF_EVENTS
2681 bool "Enable hardware performance cou 2642 bool "Enable hardware performance counter support for perf events"
2682 depends on PERF_EVENTS && (CPU_MIPS32 !! 2643 depends on PERF_EVENTS && !OPROFILE && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
2683 default y 2644 default y
2684 help 2645 help
2685 Enable hardware performance counter 2646 Enable hardware performance counter support for perf events. If
2686 disabled, perf events will use soft 2647 disabled, perf events will use software events only.
2687 2648
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 2649 config SMP
2700 bool "Multi-Processing support" 2650 bool "Multi-Processing support"
2701 depends on SYS_SUPPORTS_SMP 2651 depends on SYS_SUPPORTS_SMP
2702 help 2652 help
2703 This enables support for systems wi 2653 This enables support for systems with more than one CPU. If you have
2704 a system with only one CPU, say N. 2654 a system with only one CPU, say N. If you have a system with more
2705 than one CPU, say Y. 2655 than one CPU, say Y.
2706 2656
2707 If you say N here, the kernel will 2657 If you say N here, the kernel will run on uni- and multiprocessor
2708 machines, but will use only one CPU 2658 machines, but will use only one CPU of a multiprocessor machine. If
2709 you say Y here, the kernel will run 2659 you say Y here, the kernel will run on many, but not all,
2710 uniprocessor machines. On a uniproc 2660 uniprocessor machines. On a uniprocessor machine, the kernel
2711 will run faster if you say N here. 2661 will run faster if you say N here.
2712 2662
2713 People using multiprocessor machine 2663 People using multiprocessor machines who say Y here should also say
2714 Y to "Enhanced Real Time Clock Supp 2664 Y to "Enhanced Real Time Clock Support", below.
2715 2665
2716 See also the SMP-HOWTO available at 2666 See also the SMP-HOWTO available at
2717 <https://www.tldp.org/docs.html#how !! 2667 <http://www.tldp.org/docs.html#howto>.
2718 2668
2719 If you don't know what to do here, 2669 If you don't know what to do here, say N.
2720 2670
2721 config HOTPLUG_CPU 2671 config HOTPLUG_CPU
2722 bool "Support for hot-pluggable CPUs" 2672 bool "Support for hot-pluggable CPUs"
2723 depends on SMP && SYS_SUPPORTS_HOTPLU 2673 depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
2724 help 2674 help
2725 Say Y here to allow turning CPUs of 2675 Say Y here to allow turning CPUs off and on. CPUs can be
2726 controlled through /sys/devices/sys 2676 controlled through /sys/devices/system/cpu.
2727 (Note: power management support wil 2677 (Note: power management support will enable this option
2728 automatically on SMP systems. ) 2678 automatically on SMP systems. )
2729 Say N if you want to disable CPU ho 2679 Say N if you want to disable CPU hotplug.
2730 2680
2731 config SMP_UP 2681 config SMP_UP
2732 bool 2682 bool
2733 2683
>> 2684 config SYS_SUPPORTS_MIPS_CMP
>> 2685 bool
>> 2686
2734 config SYS_SUPPORTS_MIPS_CPS 2687 config SYS_SUPPORTS_MIPS_CPS
2735 bool 2688 bool
2736 2689
2737 config SYS_SUPPORTS_SMP 2690 config SYS_SUPPORTS_SMP
2738 bool 2691 bool
2739 2692
2740 config NR_CPUS_DEFAULT_4 2693 config NR_CPUS_DEFAULT_4
2741 bool 2694 bool
2742 2695
2743 config NR_CPUS_DEFAULT_8 2696 config NR_CPUS_DEFAULT_8
2744 bool 2697 bool
2745 2698
2746 config NR_CPUS_DEFAULT_16 2699 config NR_CPUS_DEFAULT_16
2747 bool 2700 bool
2748 2701
2749 config NR_CPUS_DEFAULT_32 2702 config NR_CPUS_DEFAULT_32
2750 bool 2703 bool
2751 2704
2752 config NR_CPUS_DEFAULT_64 2705 config NR_CPUS_DEFAULT_64
2753 bool 2706 bool
2754 2707
2755 config NR_CPUS 2708 config NR_CPUS
2756 int "Maximum number of CPUs (2-256)" 2709 int "Maximum number of CPUs (2-256)"
2757 range 2 256 2710 range 2 256
2758 depends on SMP 2711 depends on SMP
2759 default "4" if NR_CPUS_DEFAULT_4 2712 default "4" if NR_CPUS_DEFAULT_4
2760 default "8" if NR_CPUS_DEFAULT_8 2713 default "8" if NR_CPUS_DEFAULT_8
2761 default "16" if NR_CPUS_DEFAULT_16 2714 default "16" if NR_CPUS_DEFAULT_16
2762 default "32" if NR_CPUS_DEFAULT_32 2715 default "32" if NR_CPUS_DEFAULT_32
2763 default "64" if NR_CPUS_DEFAULT_64 2716 default "64" if NR_CPUS_DEFAULT_64
2764 help 2717 help
2765 This allows you to specify the maxi 2718 This allows you to specify the maximum number of CPUs which this
2766 kernel will support. The maximum s 2719 kernel will support. The maximum supported value is 32 for 32-bit
2767 kernel and 64 for 64-bit kernels; t 2720 kernel and 64 for 64-bit kernels; the minimum value which makes
2768 sense is 1 for Qemu (useful only fo 2721 sense is 1 for Qemu (useful only for kernel debugging purposes)
2769 and 2 for all others. 2722 and 2 for all others.
2770 2723
2771 This is purely to save memory - eac 2724 This is purely to save memory - each supported CPU adds
2772 approximately eight kilobytes to th 2725 approximately eight kilobytes to the kernel image. For best
2773 performance should round up your nu 2726 performance should round up your number of processors to the next
2774 power of two. 2727 power of two.
2775 2728
2776 config MIPS_PERF_SHARED_TC_COUNTERS 2729 config MIPS_PERF_SHARED_TC_COUNTERS
2777 bool 2730 bool
2778 2731
2779 config MIPS_NR_CPU_NR_MAP_1024 2732 config MIPS_NR_CPU_NR_MAP_1024
2780 bool 2733 bool
2781 2734
2782 config MIPS_NR_CPU_NR_MAP 2735 config MIPS_NR_CPU_NR_MAP
2783 int 2736 int
2784 depends on SMP 2737 depends on SMP
2785 default 1024 if MIPS_NR_CPU_NR_MAP_10 2738 default 1024 if MIPS_NR_CPU_NR_MAP_1024
2786 default NR_CPUS if !MIPS_NR_CPU_NR_MA 2739 default NR_CPUS if !MIPS_NR_CPU_NR_MAP_1024
2787 2740
2788 # 2741 #
2789 # Timer Interrupt Frequency Configuration 2742 # Timer Interrupt Frequency Configuration
2790 # 2743 #
2791 2744
2792 choice 2745 choice
2793 prompt "Timer frequency" 2746 prompt "Timer frequency"
2794 default HZ_250 2747 default HZ_250
2795 help 2748 help
2796 Allows the configuration of the tim !! 2749 Allows the configuration of the timer frequency.
2797 2750
2798 config HZ_24 2751 config HZ_24
2799 bool "24 HZ" if SYS_SUPPORTS_ 2752 bool "24 HZ" if SYS_SUPPORTS_24HZ || SYS_SUPPORTS_ARBIT_HZ
2800 2753
2801 config HZ_48 2754 config HZ_48
2802 bool "48 HZ" if SYS_SUPPORTS_ 2755 bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
2803 2756
2804 config HZ_100 2757 config HZ_100
2805 bool "100 HZ" if SYS_SUPPORTS 2758 bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
2806 2759
2807 config HZ_128 2760 config HZ_128
2808 bool "128 HZ" if SYS_SUPPORTS 2761 bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
2809 2762
2810 config HZ_250 2763 config HZ_250
2811 bool "250 HZ" if SYS_SUPPORTS 2764 bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
2812 2765
2813 config HZ_256 2766 config HZ_256
2814 bool "256 HZ" if SYS_SUPPORTS 2767 bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
2815 2768
2816 config HZ_1000 2769 config HZ_1000
2817 bool "1000 HZ" if SYS_SUPPORT 2770 bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
2818 2771
2819 config HZ_1024 2772 config HZ_1024
2820 bool "1024 HZ" if SYS_SUPPORT 2773 bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
2821 2774
2822 endchoice 2775 endchoice
2823 2776
2824 config SYS_SUPPORTS_24HZ 2777 config SYS_SUPPORTS_24HZ
2825 bool 2778 bool
2826 2779
2827 config SYS_SUPPORTS_48HZ 2780 config SYS_SUPPORTS_48HZ
2828 bool 2781 bool
2829 2782
2830 config SYS_SUPPORTS_100HZ 2783 config SYS_SUPPORTS_100HZ
2831 bool 2784 bool
2832 2785
2833 config SYS_SUPPORTS_128HZ 2786 config SYS_SUPPORTS_128HZ
2834 bool 2787 bool
2835 2788
2836 config SYS_SUPPORTS_250HZ 2789 config SYS_SUPPORTS_250HZ
2837 bool 2790 bool
2838 2791
2839 config SYS_SUPPORTS_256HZ 2792 config SYS_SUPPORTS_256HZ
2840 bool 2793 bool
2841 2794
2842 config SYS_SUPPORTS_1000HZ 2795 config SYS_SUPPORTS_1000HZ
2843 bool 2796 bool
2844 2797
2845 config SYS_SUPPORTS_1024HZ 2798 config SYS_SUPPORTS_1024HZ
2846 bool 2799 bool
2847 2800
2848 config SYS_SUPPORTS_ARBIT_HZ 2801 config SYS_SUPPORTS_ARBIT_HZ
2849 bool 2802 bool
2850 default y if !SYS_SUPPORTS_24HZ && \ 2803 default y if !SYS_SUPPORTS_24HZ && \
2851 !SYS_SUPPORTS_48HZ && \ 2804 !SYS_SUPPORTS_48HZ && \
2852 !SYS_SUPPORTS_100HZ && \ 2805 !SYS_SUPPORTS_100HZ && \
2853 !SYS_SUPPORTS_128HZ && \ 2806 !SYS_SUPPORTS_128HZ && \
2854 !SYS_SUPPORTS_250HZ && \ 2807 !SYS_SUPPORTS_250HZ && \
2855 !SYS_SUPPORTS_256HZ && \ 2808 !SYS_SUPPORTS_256HZ && \
2856 !SYS_SUPPORTS_1000HZ && 2809 !SYS_SUPPORTS_1000HZ && \
2857 !SYS_SUPPORTS_1024HZ 2810 !SYS_SUPPORTS_1024HZ
2858 2811
2859 config HZ 2812 config HZ
2860 int 2813 int
2861 default 24 if HZ_24 2814 default 24 if HZ_24
2862 default 48 if HZ_48 2815 default 48 if HZ_48
2863 default 100 if HZ_100 2816 default 100 if HZ_100
2864 default 128 if HZ_128 2817 default 128 if HZ_128
2865 default 250 if HZ_250 2818 default 250 if HZ_250
2866 default 256 if HZ_256 2819 default 256 if HZ_256
2867 default 1000 if HZ_1000 2820 default 1000 if HZ_1000
2868 default 1024 if HZ_1024 2821 default 1024 if HZ_1024
2869 2822
2870 config SCHED_HRTICK 2823 config SCHED_HRTICK
2871 def_bool HIGH_RES_TIMERS 2824 def_bool HIGH_RES_TIMERS
2872 2825
2873 config ARCH_SUPPORTS_KEXEC !! 2826 config KEXEC
2874 def_bool y !! 2827 bool "Kexec system call"
2875 !! 2828 select KEXEC_CORE
2876 config ARCH_SUPPORTS_CRASH_DUMP !! 2829 help
2877 def_bool y !! 2830 kexec is a system call that implements the ability to shutdown your
>> 2831 current kernel, and to start another kernel. It is like a reboot
>> 2832 but it is independent of the system firmware. And like a reboot
>> 2833 you can start any kernel with it, not just Linux.
>> 2834
>> 2835 The name comes from the similarity to the exec system call.
>> 2836
>> 2837 It is an ongoing process to be certain the hardware in a machine
>> 2838 is properly shutdown, so do not be surprised if this code does not
>> 2839 initially work for you. As of this writing the exact hardware
>> 2840 interface is strongly in flux, so no good recommendation can be
>> 2841 made.
>> 2842
>> 2843 config CRASH_DUMP
>> 2844 bool "Kernel crash dumps"
>> 2845 help
>> 2846 Generate crash dump after being started by kexec.
>> 2847 This should be normally only set in special crash dump kernels
>> 2848 which are loaded in the main kernel with kexec-tools into
>> 2849 a specially reserved region and then later executed after
>> 2850 a crash by kdump/kexec. The crash dump kernel must be compiled
>> 2851 to a memory address not used by the main kernel or firmware using
>> 2852 PHYSICAL_START.
2878 2853
2879 config PHYSICAL_START 2854 config PHYSICAL_START
2880 hex "Physical address where the kerne 2855 hex "Physical address where the kernel is loaded"
2881 default "0xffffffff84000000" 2856 default "0xffffffff84000000"
2882 depends on CRASH_DUMP 2857 depends on CRASH_DUMP
2883 help 2858 help
2884 This gives the CKSEG0 or KSEG0 addr 2859 This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
2885 If you plan to use kernel for captu 2860 If you plan to use kernel for capturing the crash dump change
2886 this value to start of the reserved 2861 this value to start of the reserved region (the "X" value as
2887 specified in the "crashkernel=YM@XM 2862 specified in the "crashkernel=YM@XM" command line boot parameter
2888 passed to the panic-ed kernel). 2863 passed to the panic-ed kernel).
2889 2864
>> 2865 config SECCOMP
>> 2866 bool "Enable seccomp to safely compute untrusted bytecode"
>> 2867 depends on PROC_FS
>> 2868 default y
>> 2869 help
>> 2870 This kernel feature is useful for number crunching applications
>> 2871 that may need to compute untrusted bytecode during their
>> 2872 execution. By using pipes or other transports made available to
>> 2873 the process as file descriptors supporting the read/write
>> 2874 syscalls, it's possible to isolate those applications in
>> 2875 their own address space using seccomp. Once seccomp is
>> 2876 enabled via /proc/<pid>/seccomp, it cannot be disabled
>> 2877 and the task is only allowed to execute a few safe syscalls
>> 2878 defined by each seccomp mode.
>> 2879
>> 2880 If unsure, say Y. Only embedded should say N here.
>> 2881
2890 config MIPS_O32_FP64_SUPPORT 2882 config MIPS_O32_FP64_SUPPORT
2891 bool "Support for O32 binaries using !! 2883 bool "Support for O32 binaries using 64-bit FP"
2892 depends on 32BIT || MIPS32_O32 2884 depends on 32BIT || MIPS32_O32
2893 help 2885 help
2894 When this is enabled, the kernel wi 2886 When this is enabled, the kernel will support use of 64-bit floating
2895 point registers with binaries using 2887 point registers with binaries using the O32 ABI along with the
2896 EF_MIPS_FP64 ELF header flag (typic 2888 EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2897 32-bit MIPS systems this support is 2889 32-bit MIPS systems this support is at the cost of increasing the
2898 size and complexity of the compiled 2890 size and complexity of the compiled FPU emulator. Thus if you are
2899 running a MIPS32 system and know th 2891 running a MIPS32 system and know that none of your userland binaries
2900 will require 64-bit floating point, 2892 will require 64-bit floating point, you may wish to reduce the size
2901 of your kernel & potentially improv 2893 of your kernel & potentially improve FP emulation performance by
2902 saying N here. 2894 saying N here.
2903 2895
2904 Although binutils currently support 2896 Although binutils currently supports use of this flag the details
2905 concerning its effect upon the O32 2897 concerning its effect upon the O32 ABI in userland are still being
2906 worked on. In order to avoid userla !! 2898 worked on. In order to avoid userland becoming dependant upon current
2907 behaviour before the details have b 2899 behaviour before the details have been finalised, this option should
2908 be considered experimental and only 2900 be considered experimental and only enabled by those working upon
2909 said details. 2901 said details.
2910 2902
2911 If unsure, say N. 2903 If unsure, say N.
2912 2904
2913 config USE_OF 2905 config USE_OF
2914 bool 2906 bool
2915 select OF 2907 select OF
2916 select OF_EARLY_FLATTREE 2908 select OF_EARLY_FLATTREE
2917 select IRQ_DOMAIN 2909 select IRQ_DOMAIN
2918 2910
2919 config UHI_BOOT <<
2920 bool <<
2921 <<
2922 config BUILTIN_DTB 2911 config BUILTIN_DTB
2923 bool 2912 bool
2924 2913
2925 choice 2914 choice
2926 prompt "Kernel appended dtb support" !! 2915 prompt "Kernel appended dtb support" if USE_OF
2927 depends on USE_OF <<
2928 default MIPS_NO_APPENDED_DTB 2916 default MIPS_NO_APPENDED_DTB
2929 2917
2930 config MIPS_NO_APPENDED_DTB 2918 config MIPS_NO_APPENDED_DTB
2931 bool "None" 2919 bool "None"
2932 help 2920 help
2933 Do not enable appended dtb 2921 Do not enable appended dtb support.
2934 2922
2935 config MIPS_ELF_APPENDED_DTB 2923 config MIPS_ELF_APPENDED_DTB
2936 bool "vmlinux" 2924 bool "vmlinux"
2937 help 2925 help
2938 With this option, the boot 2926 With this option, the boot code will look for a device tree binary
2939 DTB) included in the vmlinu 2927 DTB) included in the vmlinux ELF section .appended_dtb. By default
2940 it is empty and the DTB can 2928 it is empty and the DTB can be appended using binutils command
2941 objcopy: 2929 objcopy:
2942 2930
2943 objcopy --update-section 2931 objcopy --update-section .appended_dtb=<filename>.dtb vmlinux
2944 2932
2945 This is meant as a backward !! 2933 This is meant as a backward compatiblity convenience for those
2946 systems with a bootloader t 2934 systems with a bootloader that can't be upgraded to accommodate
2947 the documented boot protoco 2935 the documented boot protocol using a device tree.
2948 2936
2949 config MIPS_RAW_APPENDED_DTB 2937 config MIPS_RAW_APPENDED_DTB
2950 bool "vmlinux.bin or vmlinuz. 2938 bool "vmlinux.bin or vmlinuz.bin"
2951 help 2939 help
2952 With this option, the boot 2940 With this option, the boot code will look for a device tree binary
2953 DTB) appended to raw vmlinu 2941 DTB) appended to raw vmlinux.bin or vmlinuz.bin.
2954 (e.g. cat vmlinux.bin <file 2942 (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb).
2955 2943
2956 This is meant as a backward 2944 This is meant as a backward compatibility convenience for those
2957 systems with a bootloader t 2945 systems with a bootloader that can't be upgraded to accommodate
2958 the documented boot protoco 2946 the documented boot protocol using a device tree.
2959 2947
2960 Beware that there is very l 2948 Beware that there is very little in terms of protection against
2961 this option being confused 2949 this option being confused by leftover garbage in memory that might
2962 look like a DTB header afte 2950 look like a DTB header after a reboot if no actual DTB is appended
2963 to vmlinux.bin. Do not lea 2951 to vmlinux.bin. Do not leave this option active in a production kernel
2964 if you don't intend to alwa 2952 if you don't intend to always append a DTB.
2965 endchoice 2953 endchoice
2966 2954
2967 choice 2955 choice
2968 prompt "Kernel command line type" !! 2956 prompt "Kernel command line type" if !CMDLINE_OVERRIDE
2969 depends on !CMDLINE_OVERRIDE <<
2970 default MIPS_CMDLINE_FROM_DTB if USE_ 2957 default MIPS_CMDLINE_FROM_DTB if USE_OF && !ATH79 && !MACH_INGENIC && \
2971 !MAC !! 2958 !MIPS_MALTA && \
2972 !CAV 2959 !CAVIUM_OCTEON_SOC
2973 default MIPS_CMDLINE_FROM_BOOTLOADER 2960 default MIPS_CMDLINE_FROM_BOOTLOADER
2974 2961
2975 config MIPS_CMDLINE_FROM_DTB 2962 config MIPS_CMDLINE_FROM_DTB
2976 depends on USE_OF 2963 depends on USE_OF
2977 bool "Dtb kernel arguments if 2964 bool "Dtb kernel arguments if available"
2978 2965
2979 config MIPS_CMDLINE_DTB_EXTEND 2966 config MIPS_CMDLINE_DTB_EXTEND
2980 depends on USE_OF 2967 depends on USE_OF
2981 bool "Extend dtb kernel argum 2968 bool "Extend dtb kernel arguments with bootloader arguments"
2982 2969
2983 config MIPS_CMDLINE_FROM_BOOTLOADER 2970 config MIPS_CMDLINE_FROM_BOOTLOADER
2984 bool "Bootloader kernel argum 2971 bool "Bootloader kernel arguments if available"
2985 2972
2986 config MIPS_CMDLINE_BUILTIN_EXTEND 2973 config MIPS_CMDLINE_BUILTIN_EXTEND
2987 depends on CMDLINE_BOOL 2974 depends on CMDLINE_BOOL
2988 bool "Extend builtin kernel a 2975 bool "Extend builtin kernel arguments with bootloader arguments"
2989 endchoice 2976 endchoice
2990 2977
2991 endmenu 2978 endmenu
2992 2979
2993 config LOCKDEP_SUPPORT 2980 config LOCKDEP_SUPPORT
2994 bool 2981 bool
2995 default y 2982 default y
2996 2983
2997 config STACKTRACE_SUPPORT 2984 config STACKTRACE_SUPPORT
2998 bool 2985 bool
2999 default y 2986 default y
3000 2987
>> 2988 config HAVE_LATENCYTOP_SUPPORT
>> 2989 bool
>> 2990 default y
>> 2991
3001 config PGTABLE_LEVELS 2992 config PGTABLE_LEVELS
3002 int 2993 int
3003 default 4 if PAGE_SIZE_4KB && MIPS_VA 2994 default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48
3004 default 3 if 64BIT && (!PAGE_SIZE_64K 2995 default 3 if 64BIT && (!PAGE_SIZE_64KB || MIPS_VA_BITS_48)
3005 default 2 2996 default 2
3006 2997
3007 config MIPS_AUTO_PFN_OFFSET 2998 config MIPS_AUTO_PFN_OFFSET
3008 bool 2999 bool
3009 3000
3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC 3001 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
3011 3002
>> 3003 config HW_HAS_EISA
>> 3004 bool
>> 3005 config HW_HAS_PCI
>> 3006 bool
>> 3007
>> 3008 config PCI
>> 3009 bool "Support for PCI controller"
>> 3010 depends on HW_HAS_PCI
>> 3011 select PCI_DOMAINS
>> 3012 help
>> 3013 Find out whether you have a PCI motherboard. PCI is the name of a
>> 3014 bus system, i.e. the way the CPU talks to the other stuff inside
>> 3015 your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
>> 3016 say Y, otherwise N.
>> 3017
>> 3018 config HT_PCI
>> 3019 bool "Support for HT-linked PCI"
>> 3020 default y
>> 3021 depends on CPU_LOONGSON3
>> 3022 select PCI
>> 3023 select PCI_DOMAINS
>> 3024 help
>> 3025 Loongson family machines use Hyper-Transport bus for inter-core
>> 3026 connection and device connection. The PCI bus is a subordinate
>> 3027 linked at HT. Choose Y for Loongson-3 based machines.
>> 3028
>> 3029 config PCI_DOMAINS
>> 3030 bool
>> 3031
>> 3032 config PCI_DOMAINS_GENERIC
>> 3033 bool
>> 3034
3012 config PCI_DRIVERS_GENERIC 3035 config PCI_DRIVERS_GENERIC
3013 select PCI_DOMAINS_GENERIC if PCI !! 3036 select PCI_DOMAINS_GENERIC if PCI_DOMAINS
3014 bool 3037 bool
3015 3038
3016 config PCI_DRIVERS_LEGACY 3039 config PCI_DRIVERS_LEGACY
3017 def_bool !PCI_DRIVERS_GENERIC 3040 def_bool !PCI_DRIVERS_GENERIC
3018 select NO_GENERIC_PCI_IOPORT_MAP 3041 select NO_GENERIC_PCI_IOPORT_MAP
3019 select PCI_DOMAINS if PCI !! 3042
>> 3043 source "drivers/pci/Kconfig"
3020 3044
3021 # 3045 #
3022 # ISA support is now enabled via select. Too 3046 # 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 3047 # or other ISA chip on the board that users don't know about so don't expect
3024 # users to choose the right thing ... 3048 # users to choose the right thing ...
3025 # 3049 #
3026 config ISA 3050 config ISA
3027 bool 3051 bool
3028 3052
>> 3053 config EISA
>> 3054 bool "EISA support"
>> 3055 depends on HW_HAS_EISA
>> 3056 select ISA
>> 3057 select GENERIC_ISA_DMA
>> 3058 ---help---
>> 3059 The Extended Industry Standard Architecture (EISA) bus was
>> 3060 developed as an open alternative to the IBM MicroChannel bus.
>> 3061
>> 3062 The EISA bus provided some of the features of the IBM MicroChannel
>> 3063 bus while maintaining backward compatibility with cards made for
>> 3064 the older ISA bus. The EISA bus saw limited use between 1988 and
>> 3065 1995 when it was made obsolete by the PCI bus.
>> 3066
>> 3067 Say Y here if you are building a kernel for an EISA-based machine.
>> 3068
>> 3069 Otherwise, say N.
>> 3070
>> 3071 source "drivers/eisa/Kconfig"
>> 3072
3029 config TC 3073 config TC
3030 bool "TURBOchannel support" 3074 bool "TURBOchannel support"
3031 depends on MACH_DECSTATION 3075 depends on MACH_DECSTATION
3032 help 3076 help
3033 TURBOchannel is a DEC (now Compaq ( 3077 TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
3034 processors. TURBOchannel programmi 3078 processors. TURBOchannel programming specifications are available
3035 at: 3079 at:
3036 <ftp://ftp.hp.com/pub/alphaserver/a 3080 <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
3037 and: 3081 and:
3038 <http://www.computer-refuge.org/cla 3082 <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
3039 Linux driver support status is docu 3083 Linux driver support status is documented at:
3040 <http://www.linux-mips.org/wiki/DEC 3084 <http://www.linux-mips.org/wiki/DECstation>
3041 3085
3042 config MMU 3086 config MMU
3043 bool 3087 bool
3044 default y 3088 default y
3045 3089
3046 config ARCH_MMAP_RND_BITS_MIN 3090 config ARCH_MMAP_RND_BITS_MIN
3047 default 12 if 64BIT 3091 default 12 if 64BIT
3048 default 8 3092 default 8
3049 3093
3050 config ARCH_MMAP_RND_BITS_MAX 3094 config ARCH_MMAP_RND_BITS_MAX
3051 default 18 if 64BIT 3095 default 18 if 64BIT
3052 default 15 3096 default 15
3053 3097
3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN 3098 config ARCH_MMAP_RND_COMPAT_BITS_MIN
3055 default 8 !! 3099 default 8
3056 3100
3057 config ARCH_MMAP_RND_COMPAT_BITS_MAX 3101 config ARCH_MMAP_RND_COMPAT_BITS_MAX
3058 default 15 !! 3102 default 15
3059 3103
3060 config I8253 3104 config I8253
3061 bool 3105 bool
3062 select CLKSRC_I8253 3106 select CLKSRC_I8253
3063 select CLKEVT_I8253 3107 select CLKEVT_I8253
3064 select MIPS_EXTERNAL_TIMER 3108 select MIPS_EXTERNAL_TIMER
>> 3109
>> 3110 config ZONE_DMA
>> 3111 bool
>> 3112
>> 3113 config ZONE_DMA32
>> 3114 bool
>> 3115
>> 3116 source "drivers/pcmcia/Kconfig"
>> 3117
>> 3118 config HAS_RAPIDIO
>> 3119 bool
>> 3120 default n
>> 3121
>> 3122 config RAPIDIO
>> 3123 tristate "RapidIO support"
>> 3124 depends on HAS_RAPIDIO || PCI
>> 3125 help
>> 3126 If you say Y here, the kernel will include drivers and
>> 3127 infrastructure code to support RapidIO interconnect devices.
>> 3128
>> 3129 source "drivers/rapidio/Kconfig"
>> 3130
3065 endmenu 3131 endmenu
3066 3132
3067 config TRAD_SIGNALS 3133 config TRAD_SIGNALS
3068 bool 3134 bool
3069 3135
3070 config MIPS32_COMPAT 3136 config MIPS32_COMPAT
3071 bool 3137 bool
3072 3138
3073 config COMPAT 3139 config COMPAT
3074 bool 3140 bool
3075 3141
>> 3142 config SYSVIPC_COMPAT
>> 3143 bool
>> 3144
3076 config MIPS32_O32 3145 config MIPS32_O32
3077 bool "Kernel support for o32 binaries 3146 bool "Kernel support for o32 binaries"
3078 depends on 64BIT 3147 depends on 64BIT
3079 select ARCH_WANT_OLD_COMPAT_IPC 3148 select ARCH_WANT_OLD_COMPAT_IPC
3080 select COMPAT 3149 select COMPAT
3081 select MIPS32_COMPAT 3150 select MIPS32_COMPAT
>> 3151 select SYSVIPC_COMPAT if SYSVIPC
3082 help 3152 help
3083 Select this option if you want to r 3153 Select this option if you want to run o32 binaries. These are pure
3084 32-bit binaries as used by the 32-b 3154 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
3085 existing binaries are in this forma 3155 existing binaries are in this format.
3086 3156
3087 If unsure, say Y. 3157 If unsure, say Y.
3088 3158
3089 config MIPS32_N32 3159 config MIPS32_N32
3090 bool "Kernel support for n32 binaries 3160 bool "Kernel support for n32 binaries"
3091 depends on 64BIT 3161 depends on 64BIT
3092 select ARCH_WANT_COMPAT_IPC_PARSE_VER 3162 select ARCH_WANT_COMPAT_IPC_PARSE_VERSION
3093 select COMPAT 3163 select COMPAT
3094 select MIPS32_COMPAT 3164 select MIPS32_COMPAT
>> 3165 select SYSVIPC_COMPAT if SYSVIPC
3095 help 3166 help
3096 Select this option if you want to r 3167 Select this option if you want to run n32 binaries. These are
3097 64-bit binaries using 32-bit quanti 3168 64-bit binaries using 32-bit quantities for addressing and certain
3098 data that would normally be 64-bit. 3169 data that would normally be 64-bit. They are used in special
3099 cases. 3170 cases.
3100 3171
3101 If unsure, say N. 3172 If unsure, say N.
3102 3173
3103 config CC_HAS_MNO_BRANCH_LIKELY !! 3174 config BINFMT_ELF32
3104 def_bool y !! 3175 bool
3105 depends on $(cc-option,-mno-branch-li !! 3176 default y if MIPS32_O32 || MIPS32_N32
3106 !! 3177 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 3178
3111 menu "Power management options" 3179 menu "Power management options"
3112 3180
3113 config ARCH_HIBERNATION_POSSIBLE 3181 config ARCH_HIBERNATION_POSSIBLE
3114 def_bool y 3182 def_bool y
3115 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3183 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
3116 3184
3117 config ARCH_SUSPEND_POSSIBLE 3185 config ARCH_SUSPEND_POSSIBLE
3118 def_bool y 3186 def_bool y
3119 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3187 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
3120 3188
3121 source "kernel/power/Kconfig" 3189 source "kernel/power/Kconfig"
3122 3190
3123 endmenu 3191 endmenu
3124 3192
3125 config MIPS_EXTERNAL_TIMER 3193 config MIPS_EXTERNAL_TIMER
3126 bool 3194 bool
3127 3195
3128 menu "CPU Power Management" 3196 menu "CPU Power Management"
3129 3197
3130 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIME 3198 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
3131 source "drivers/cpufreq/Kconfig" 3199 source "drivers/cpufreq/Kconfig"
3132 endif # CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL !! 3200 endif
3133 3201
3134 source "drivers/cpuidle/Kconfig" 3202 source "drivers/cpuidle/Kconfig"
3135 3203
3136 endmenu 3204 endmenu
3137 3205
3138 source "arch/mips/kvm/Kconfig" !! 3206 source "drivers/firmware/Kconfig"
3139 3207
3140 source "arch/mips/vdso/Kconfig" !! 3208 source "arch/mips/kvm/Kconfig"
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