1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 config MIPS 2 config MIPS
3 bool 3 bool
4 default y 4 default y
5 select ARCH_32BIT_OFF_T if !64BIT !! 5 select ARCH_BINFMT_ELF_STATE
6 select ARCH_BINFMT_ELF_STATE if MIPS_F !! 6 select ARCH_CLOCKSOURCE_DATA
7 select ARCH_HAS_CPU_CACHE_ALIASING !! 7 select ARCH_DISCARD_MEMBLOCK
8 select ARCH_HAS_CPU_FINALIZE_INIT !! 8 select ARCH_HAS_ELF_RANDOMIZE
9 select ARCH_HAS_CURRENT_STACK_POINTER <<
10 select ARCH_HAS_DEBUG_VIRTUAL if !64BI <<
11 select ARCH_HAS_DMA_OPS if MACH_JAZZ <<
12 select ARCH_HAS_FORTIFY_SOURCE <<
13 select ARCH_HAS_KCOV <<
14 select ARCH_HAS_NON_OVERLAPPING_ADDRES <<
15 select ARCH_HAS_PTE_SPECIAL if !(32BIT <<
16 select ARCH_HAS_STRNCPY_FROM_USER <<
17 select ARCH_HAS_STRNLEN_USER <<
18 select ARCH_HAS_TICK_BROADCAST if GENE 9 select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
19 select ARCH_HAS_UBSAN !! 10 select ARCH_SUPPORTS_UPROBES
20 select ARCH_HAS_GCOV_PROFILE_ALL <<
21 select ARCH_KEEP_MEMBLOCK <<
22 select ARCH_USE_BUILTIN_BSWAP 11 select ARCH_USE_BUILTIN_BSWAP
23 select ARCH_USE_CMPXCHG_LOCKREF if 64B 12 select ARCH_USE_CMPXCHG_LOCKREF if 64BIT
24 select ARCH_USE_MEMTEST <<
25 select ARCH_USE_QUEUED_RWLOCKS 13 select ARCH_USE_QUEUED_RWLOCKS
26 select ARCH_USE_QUEUED_SPINLOCKS 14 select ARCH_USE_QUEUED_SPINLOCKS
27 select ARCH_SUPPORTS_HUGETLBFS if CPU_ <<
28 select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_ <<
29 select ARCH_WANT_IPC_PARSE_VERSION 15 select ARCH_WANT_IPC_PARSE_VERSION
30 select ARCH_WANT_LD_ORPHAN_WARN !! 16 select BUILDTIME_EXTABLE_SORT
31 select BUILDTIME_TABLE_SORT <<
32 select CLONE_BACKWARDS 17 select CLONE_BACKWARDS
33 select CPU_NO_EFFICIENT_FFS if (TARGET !! 18 select CPU_PM if CPU_IDLE
34 select CPU_PM if CPU_IDLE || SUSPEND <<
35 select GENERIC_ATOMIC64 if !64BIT 19 select GENERIC_ATOMIC64 if !64BIT
>> 20 select GENERIC_CLOCKEVENTS
36 select GENERIC_CMOS_UPDATE 21 select GENERIC_CMOS_UPDATE
37 select GENERIC_CPU_AUTOPROBE 22 select GENERIC_CPU_AUTOPROBE
38 select GENERIC_GETTIMEOFDAY <<
39 select GENERIC_IOMAP <<
40 select GENERIC_IRQ_PROBE 23 select GENERIC_IRQ_PROBE
41 select GENERIC_IRQ_SHOW 24 select GENERIC_IRQ_SHOW
42 select GENERIC_ISA_DMA if EISA !! 25 select GENERIC_PCI_IOMAP
43 select GENERIC_LIB_ASHLDI3 <<
44 select GENERIC_LIB_ASHRDI3 <<
45 select GENERIC_LIB_CMPDI2 <<
46 select GENERIC_LIB_LSHRDI3 <<
47 select GENERIC_LIB_UCMPDI2 <<
48 select GENERIC_SCHED_CLOCK if !CAVIUM_ 26 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
49 select GENERIC_SMP_IDLE_THREAD 27 select GENERIC_SMP_IDLE_THREAD
50 select GENERIC_IDLE_POLL_SETUP <<
51 select GENERIC_TIME_VSYSCALL 28 select GENERIC_TIME_VSYSCALL
52 select GUP_GET_PXX_LOW_HIGH if CPU_MIP !! 29 select HANDLE_DOMAIN_IRQ
53 select HAS_IOPORT if !NO_IOPORT_MAP || <<
54 select HAVE_ARCH_COMPILER_H <<
55 select HAVE_ARCH_JUMP_LABEL 30 select HAVE_ARCH_JUMP_LABEL
56 select HAVE_ARCH_KGDB if MIPS_FP_SUPPO !! 31 select HAVE_ARCH_KGDB
57 select HAVE_ARCH_MMAP_RND_BITS if MMU 32 select HAVE_ARCH_MMAP_RND_BITS if MMU
58 select HAVE_ARCH_MMAP_RND_COMPAT_BITS 33 select HAVE_ARCH_MMAP_RND_COMPAT_BITS if MMU && COMPAT
59 select HAVE_ARCH_SECCOMP_FILTER 34 select HAVE_ARCH_SECCOMP_FILTER
60 select HAVE_ARCH_TRACEHOOK 35 select HAVE_ARCH_TRACEHOOK
61 select HAVE_ARCH_TRANSPARENT_HUGEPAGE !! 36 select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
62 select HAVE_ASM_MODVERSIONS !! 37 select HAVE_CBPF_JIT if (!64BIT && !CPU_MICROMIPS)
63 select HAVE_CONTEXT_TRACKING_USER !! 38 select HAVE_EBPF_JIT if (64BIT && !CPU_MICROMIPS)
64 select HAVE_TIF_NOHZ !! 39 select HAVE_CC_STACKPROTECTOR
>> 40 select HAVE_CONTEXT_TRACKING
>> 41 select HAVE_COPY_THREAD_TLS
65 select HAVE_C_RECORDMCOUNT 42 select HAVE_C_RECORDMCOUNT
66 select HAVE_DEBUG_KMEMLEAK 43 select HAVE_DEBUG_KMEMLEAK
67 select HAVE_DEBUG_STACKOVERFLOW 44 select HAVE_DEBUG_STACKOVERFLOW
>> 45 select HAVE_DMA_API_DEBUG
68 select HAVE_DMA_CONTIGUOUS 46 select HAVE_DMA_CONTIGUOUS
69 select HAVE_DYNAMIC_FTRACE 47 select HAVE_DYNAMIC_FTRACE
70 select HAVE_EBPF_JIT if !CPU_MICROMIPS <<
71 select HAVE_EXIT_THREAD 48 select HAVE_EXIT_THREAD
72 select HAVE_GUP_FAST <<
73 select HAVE_FTRACE_MCOUNT_RECORD 49 select HAVE_FTRACE_MCOUNT_RECORD
74 select HAVE_FUNCTION_GRAPH_TRACER 50 select HAVE_FUNCTION_GRAPH_TRACER
75 select HAVE_FUNCTION_TRACER 51 select HAVE_FUNCTION_TRACER
76 select HAVE_GCC_PLUGINS !! 52 select HAVE_GENERIC_DMA_COHERENT
77 select HAVE_GENERIC_VDSO !! 53 select HAVE_IDE
78 select HAVE_IOREMAP_PROT <<
79 select HAVE_IRQ_EXIT_ON_IRQ_STACK 54 select HAVE_IRQ_EXIT_ON_IRQ_STACK
80 select HAVE_IRQ_TIME_ACCOUNTING 55 select HAVE_IRQ_TIME_ACCOUNTING
81 select HAVE_KPROBES 56 select HAVE_KPROBES
82 select HAVE_KRETPROBES 57 select HAVE_KRETPROBES
83 select HAVE_LD_DEAD_CODE_DATA_ELIMINAT !! 58 select HAVE_MEMBLOCK
>> 59 select HAVE_MEMBLOCK_NODE_MAP
84 select HAVE_MOD_ARCH_SPECIFIC 60 select HAVE_MOD_ARCH_SPECIFIC
85 select HAVE_NMI 61 select HAVE_NMI
86 select HAVE_PAGE_SIZE_4KB if !CPU_LOON !! 62 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 63 select HAVE_PERF_EVENTS
90 select HAVE_PERF_REGS <<
91 select HAVE_PERF_USER_STACK_DUMP <<
92 select HAVE_REGS_AND_STACK_ACCESS_API 64 select HAVE_REGS_AND_STACK_ACCESS_API
93 select HAVE_RSEQ <<
94 select HAVE_SPARSE_SYSCALL_NR <<
95 select HAVE_STACKPROTECTOR <<
96 select HAVE_SYSCALL_TRACEPOINTS 65 select HAVE_SYSCALL_TRACEPOINTS
97 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 66 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
98 select IRQ_FORCED_THREADING 67 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 68 select MODULES_USE_ELF_RELA if MODULES && 64BIT
>> 69 select MODULES_USE_ELF_REL if MODULES
103 select PERF_USE_VMALLOC 70 select PERF_USE_VMALLOC
104 select PCI_MSI_ARCH_FALLBACKS if PCI_M !! 71 select RTC_LIB if !MACH_LOONGSON64
105 select RTC_LIB <<
106 select SYSCTL_EXCEPTION_TRACE 72 select SYSCTL_EXCEPTION_TRACE
107 select TRACE_IRQFLAGS_SUPPORT !! 73 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 74
136 menu "Machine selection" 75 menu "Machine selection"
137 76
138 choice 77 choice
139 prompt "System type" 78 prompt "System type"
140 default MIPS_GENERIC_KERNEL !! 79 default MIPS_GENERIC
141 80
142 config MIPS_GENERIC_KERNEL !! 81 config MIPS_GENERIC
143 bool "Generic board-agnostic MIPS kern 82 bool "Generic board-agnostic MIPS kernel"
144 select MIPS_GENERIC <<
145 select BOOT_RAW 83 select BOOT_RAW
146 select BUILTIN_DTB 84 select BUILTIN_DTB
147 select CEVT_R4K 85 select CEVT_R4K
148 select CLKSRC_MIPS_GIC 86 select CLKSRC_MIPS_GIC
149 select COMMON_CLK 87 select COMMON_CLK
150 select CPU_MIPSR2_IRQ_EI <<
151 select CPU_MIPSR2_IRQ_VI 88 select CPU_MIPSR2_IRQ_VI
>> 89 select CPU_MIPSR2_IRQ_EI
152 select CSRC_R4K 90 select CSRC_R4K
153 select DMA_NONCOHERENT !! 91 select DMA_PERDEV_COHERENT
154 select HAVE_PCI !! 92 select HW_HAS_PCI
155 select IRQ_MIPS_CPU 93 select IRQ_MIPS_CPU
156 select MACH_GENERIC_CORE !! 94 select LIBFDT
157 select MIPS_AUTO_PFN_OFFSET <<
158 select MIPS_CPU_SCACHE 95 select MIPS_CPU_SCACHE
159 select MIPS_GIC 96 select MIPS_GIC
160 select MIPS_L1_CACHE_SHIFT_7 97 select MIPS_L1_CACHE_SHIFT_7
161 select NO_EXCEPT_FILL 98 select NO_EXCEPT_FILL
162 select PCI_DRIVERS_GENERIC 99 select PCI_DRIVERS_GENERIC
>> 100 select PINCTRL
163 select SMP_UP if SMP 101 select SMP_UP if SMP
164 select SWAP_IO_SPACE 102 select SWAP_IO_SPACE
165 select SYS_HAS_CPU_MIPS32_R1 103 select SYS_HAS_CPU_MIPS32_R1
166 select SYS_HAS_CPU_MIPS32_R2 104 select SYS_HAS_CPU_MIPS32_R2
167 select SYS_HAS_CPU_MIPS32_R5 <<
168 select SYS_HAS_CPU_MIPS32_R6 105 select SYS_HAS_CPU_MIPS32_R6
169 select SYS_HAS_CPU_MIPS64_R1 106 select SYS_HAS_CPU_MIPS64_R1
170 select SYS_HAS_CPU_MIPS64_R2 107 select SYS_HAS_CPU_MIPS64_R2
171 select SYS_HAS_CPU_MIPS64_R5 <<
172 select SYS_HAS_CPU_MIPS64_R6 108 select SYS_HAS_CPU_MIPS64_R6
173 select SYS_SUPPORTS_32BIT_KERNEL 109 select SYS_SUPPORTS_32BIT_KERNEL
174 select SYS_SUPPORTS_64BIT_KERNEL 110 select SYS_SUPPORTS_64BIT_KERNEL
175 select SYS_SUPPORTS_BIG_ENDIAN 111 select SYS_SUPPORTS_BIG_ENDIAN
176 select SYS_SUPPORTS_HIGHMEM 112 select SYS_SUPPORTS_HIGHMEM
177 select SYS_SUPPORTS_LITTLE_ENDIAN 113 select SYS_SUPPORTS_LITTLE_ENDIAN
178 select SYS_SUPPORTS_MICROMIPS 114 select SYS_SUPPORTS_MICROMIPS
179 select SYS_SUPPORTS_MIPS16 <<
180 select SYS_SUPPORTS_MIPS_CPS 115 select SYS_SUPPORTS_MIPS_CPS
>> 116 select SYS_SUPPORTS_MIPS16
181 select SYS_SUPPORTS_MULTITHREADING 117 select SYS_SUPPORTS_MULTITHREADING
182 select SYS_SUPPORTS_RELOCATABLE 118 select SYS_SUPPORTS_RELOCATABLE
183 select SYS_SUPPORTS_SMARTMIPS 119 select SYS_SUPPORTS_SMARTMIPS
184 select SYS_SUPPORTS_ZBOOT <<
185 select UHI_BOOT <<
186 select USB_EHCI_BIG_ENDIAN_DESC if CPU 120 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
187 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 121 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
188 select USB_OHCI_BIG_ENDIAN_DESC if CPU 122 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
189 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 123 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
190 select USB_UHCI_BIG_ENDIAN_DESC if CPU 124 select USB_UHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
191 select USB_UHCI_BIG_ENDIAN_MMIO if CPU 125 select USB_UHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
192 select USE_OF 126 select USE_OF
193 help 127 help
194 Select this to build a kernel which 128 Select this to build a kernel which aims to support multiple boards,
195 generally using a flattened device t 129 generally using a flattened device tree passed from the bootloader
196 using the boot protocol defined in t 130 using the boot protocol defined in the UHI (Unified Hosting
197 Interface) specification. 131 Interface) specification.
198 132
199 config MIPS_ALCHEMY 133 config MIPS_ALCHEMY
200 bool "Alchemy processor based machines 134 bool "Alchemy processor based machines"
201 select PHYS_ADDR_T_64BIT !! 135 select ARCH_PHYS_ADDR_T_64BIT
202 select CEVT_R4K 136 select CEVT_R4K
203 select CSRC_R4K 137 select CSRC_R4K
204 select IRQ_MIPS_CPU 138 select IRQ_MIPS_CPU
205 select DMA_NONCOHERENT # Au10 !! 139 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 140 select SYS_HAS_CPU_MIPS32_R1
208 select SYS_SUPPORTS_32BIT_KERNEL 141 select SYS_SUPPORTS_32BIT_KERNEL
209 select SYS_SUPPORTS_APM_EMULATION 142 select SYS_SUPPORTS_APM_EMULATION
210 select GPIOLIB 143 select GPIOLIB
211 select SYS_SUPPORTS_ZBOOT 144 select SYS_SUPPORTS_ZBOOT
212 select COMMON_CLK 145 select COMMON_CLK
213 146
>> 147 config AR7
>> 148 bool "Texas Instruments AR7"
>> 149 select BOOT_ELF32
>> 150 select DMA_NONCOHERENT
>> 151 select CEVT_R4K
>> 152 select CSRC_R4K
>> 153 select IRQ_MIPS_CPU
>> 154 select NO_EXCEPT_FILL
>> 155 select SWAP_IO_SPACE
>> 156 select SYS_HAS_CPU_MIPS32_R1
>> 157 select SYS_HAS_EARLY_PRINTK
>> 158 select SYS_SUPPORTS_32BIT_KERNEL
>> 159 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 160 select SYS_SUPPORTS_MIPS16
>> 161 select SYS_SUPPORTS_ZBOOT_UART16550
>> 162 select GPIOLIB
>> 163 select VLYNQ
>> 164 select HAVE_CLK
>> 165 help
>> 166 Support for the Texas Instruments AR7 System-on-a-Chip
>> 167 family: TNETD7100, 7200 and 7300.
>> 168
214 config ATH25 169 config ATH25
215 bool "Atheros AR231x/AR531x SoC suppor 170 bool "Atheros AR231x/AR531x SoC support"
216 select CEVT_R4K 171 select CEVT_R4K
217 select CSRC_R4K 172 select CSRC_R4K
218 select DMA_NONCOHERENT 173 select DMA_NONCOHERENT
219 select IRQ_MIPS_CPU 174 select IRQ_MIPS_CPU
220 select IRQ_DOMAIN 175 select IRQ_DOMAIN
221 select SYS_HAS_CPU_MIPS32_R1 176 select SYS_HAS_CPU_MIPS32_R1
222 select SYS_SUPPORTS_BIG_ENDIAN 177 select SYS_SUPPORTS_BIG_ENDIAN
223 select SYS_SUPPORTS_32BIT_KERNEL 178 select SYS_SUPPORTS_32BIT_KERNEL
224 select SYS_HAS_EARLY_PRINTK 179 select SYS_HAS_EARLY_PRINTK
225 help 180 help
226 Support for Atheros AR231x and Ather 181 Support for Atheros AR231x and Atheros AR531x based boards
227 182
228 config ATH79 183 config ATH79
229 bool "Atheros AR71XX/AR724X/AR913X bas 184 bool "Atheros AR71XX/AR724X/AR913X based boards"
230 select ARCH_HAS_RESET_CONTROLLER 185 select ARCH_HAS_RESET_CONTROLLER
231 select BOOT_RAW 186 select BOOT_RAW
232 select CEVT_R4K 187 select CEVT_R4K
233 select CSRC_R4K 188 select CSRC_R4K
234 select DMA_NONCOHERENT 189 select DMA_NONCOHERENT
235 select GPIOLIB 190 select GPIOLIB
236 select PINCTRL !! 191 select HAVE_CLK
237 select COMMON_CLK 192 select COMMON_CLK
>> 193 select CLKDEV_LOOKUP
238 select IRQ_MIPS_CPU 194 select IRQ_MIPS_CPU
>> 195 select MIPS_MACHINE
239 select SYS_HAS_CPU_MIPS32_R2 196 select SYS_HAS_CPU_MIPS32_R2
240 select SYS_HAS_EARLY_PRINTK 197 select SYS_HAS_EARLY_PRINTK
241 select SYS_SUPPORTS_32BIT_KERNEL 198 select SYS_SUPPORTS_32BIT_KERNEL
242 select SYS_SUPPORTS_BIG_ENDIAN 199 select SYS_SUPPORTS_BIG_ENDIAN
243 select SYS_SUPPORTS_MIPS16 200 select SYS_SUPPORTS_MIPS16
244 select SYS_SUPPORTS_ZBOOT_UART_PROM 201 select SYS_SUPPORTS_ZBOOT_UART_PROM
245 select USE_OF 202 select USE_OF
246 select USB_EHCI_ROOT_HUB_TT if USB_EHC <<
247 help 203 help
248 Support for the Atheros AR71XX/AR724 204 Support for the Atheros AR71XX/AR724X/AR913X SoCs.
249 205
250 config BMIPS_GENERIC 206 config BMIPS_GENERIC
251 bool "Broadcom Generic BMIPS kernel" 207 bool "Broadcom Generic BMIPS kernel"
252 select ARCH_HAS_RESET_CONTROLLER <<
253 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL <<
254 select BOOT_RAW 208 select BOOT_RAW
255 select NO_EXCEPT_FILL 209 select NO_EXCEPT_FILL
256 select USE_OF 210 select USE_OF
257 select CEVT_R4K 211 select CEVT_R4K
258 select CSRC_R4K 212 select CSRC_R4K
259 select SYNC_R4K 213 select SYNC_R4K
260 select COMMON_CLK 214 select COMMON_CLK
261 select BCM6345_L1_IRQ 215 select BCM6345_L1_IRQ
262 select BCM7038_L1_IRQ 216 select BCM7038_L1_IRQ
263 select BCM7120_L2_IRQ 217 select BCM7120_L2_IRQ
264 select BRCMSTB_L2_IRQ 218 select BRCMSTB_L2_IRQ
265 select IRQ_MIPS_CPU 219 select IRQ_MIPS_CPU
266 select DMA_NONCOHERENT 220 select DMA_NONCOHERENT
267 select SYS_SUPPORTS_32BIT_KERNEL 221 select SYS_SUPPORTS_32BIT_KERNEL
268 select SYS_SUPPORTS_LITTLE_ENDIAN 222 select SYS_SUPPORTS_LITTLE_ENDIAN
269 select SYS_SUPPORTS_BIG_ENDIAN 223 select SYS_SUPPORTS_BIG_ENDIAN
270 select SYS_SUPPORTS_HIGHMEM 224 select SYS_SUPPORTS_HIGHMEM
271 select SYS_HAS_CPU_BMIPS32_3300 225 select SYS_HAS_CPU_BMIPS32_3300
272 select SYS_HAS_CPU_BMIPS4350 226 select SYS_HAS_CPU_BMIPS4350
273 select SYS_HAS_CPU_BMIPS4380 227 select SYS_HAS_CPU_BMIPS4380
274 select SYS_HAS_CPU_BMIPS5000 228 select SYS_HAS_CPU_BMIPS5000
275 select SWAP_IO_SPACE 229 select SWAP_IO_SPACE
276 select USB_EHCI_BIG_ENDIAN_DESC if CPU 230 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
277 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 231 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
278 select USB_OHCI_BIG_ENDIAN_DESC if CPU 232 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
279 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 233 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
280 select HARDIRQS_SW_RESEND 234 select HARDIRQS_SW_RESEND
281 select HAVE_PCI <<
282 select PCI_DRIVERS_GENERIC <<
283 select FW_CFE <<
284 help 235 help
285 Build a generic DT-based kernel imag 236 Build a generic DT-based kernel image that boots on select
286 BCM33xx cable modem chips, BCM63xx D 237 BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
287 box chips. Note that CONFIG_CPU_BIG 238 box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN
288 must be set appropriately for your b 239 must be set appropriately for your board.
289 240
290 config BCM47XX 241 config BCM47XX
291 bool "Broadcom BCM47XX based boards" 242 bool "Broadcom BCM47XX based boards"
292 select BOOT_RAW 243 select BOOT_RAW
293 select CEVT_R4K 244 select CEVT_R4K
294 select CSRC_R4K 245 select CSRC_R4K
295 select DMA_NONCOHERENT 246 select DMA_NONCOHERENT
296 select HAVE_PCI !! 247 select HW_HAS_PCI
297 select IRQ_MIPS_CPU 248 select IRQ_MIPS_CPU
298 select SYS_HAS_CPU_MIPS32_R1 249 select SYS_HAS_CPU_MIPS32_R1
299 select NO_EXCEPT_FILL 250 select NO_EXCEPT_FILL
300 select SYS_SUPPORTS_32BIT_KERNEL 251 select SYS_SUPPORTS_32BIT_KERNEL
301 select SYS_SUPPORTS_LITTLE_ENDIAN 252 select SYS_SUPPORTS_LITTLE_ENDIAN
302 select SYS_SUPPORTS_MIPS16 253 select SYS_SUPPORTS_MIPS16
303 select SYS_SUPPORTS_ZBOOT 254 select SYS_SUPPORTS_ZBOOT
304 select SYS_HAS_EARLY_PRINTK 255 select SYS_HAS_EARLY_PRINTK
305 select USE_GENERIC_EARLY_PRINTK_8250 256 select USE_GENERIC_EARLY_PRINTK_8250
306 select GPIOLIB 257 select GPIOLIB
307 select LEDS_GPIO_REGISTER 258 select LEDS_GPIO_REGISTER
308 select BCM47XX_NVRAM 259 select BCM47XX_NVRAM
309 select BCM47XX_SPROM 260 select BCM47XX_SPROM
310 select BCM47XX_SSB if !BCM47XX_BCMA 261 select BCM47XX_SSB if !BCM47XX_BCMA
311 help 262 help
312 Support for BCM47XX based boards !! 263 Support for BCM47XX based boards
313 264
314 config BCM63XX 265 config BCM63XX
315 bool "Broadcom BCM63XX based boards" 266 bool "Broadcom BCM63XX based boards"
316 select BOOT_RAW 267 select BOOT_RAW
317 select CEVT_R4K 268 select CEVT_R4K
318 select CSRC_R4K 269 select CSRC_R4K
319 select SYNC_R4K 270 select SYNC_R4K
320 select DMA_NONCOHERENT 271 select DMA_NONCOHERENT
321 select IRQ_MIPS_CPU 272 select IRQ_MIPS_CPU
322 select SYS_SUPPORTS_32BIT_KERNEL 273 select SYS_SUPPORTS_32BIT_KERNEL
323 select SYS_SUPPORTS_BIG_ENDIAN 274 select SYS_SUPPORTS_BIG_ENDIAN
324 select SYS_HAS_EARLY_PRINTK 275 select SYS_HAS_EARLY_PRINTK
325 select SYS_HAS_CPU_BMIPS32_3300 <<
326 select SYS_HAS_CPU_BMIPS4350 <<
327 select SYS_HAS_CPU_BMIPS4380 <<
328 select SWAP_IO_SPACE 276 select SWAP_IO_SPACE
329 select GPIOLIB 277 select GPIOLIB
>> 278 select HAVE_CLK
330 select MIPS_L1_CACHE_SHIFT_4 279 select MIPS_L1_CACHE_SHIFT_4
331 select HAVE_LEGACY_CLK !! 280 select CLKDEV_LOOKUP
332 help 281 help
333 Support for BCM63XX based boards !! 282 Support for BCM63XX based boards
334 283
335 config MIPS_COBALT 284 config MIPS_COBALT
336 bool "Cobalt Server" 285 bool "Cobalt Server"
337 select CEVT_R4K 286 select CEVT_R4K
338 select CSRC_R4K 287 select CSRC_R4K
339 select CEVT_GT641XX 288 select CEVT_GT641XX
340 select DMA_NONCOHERENT 289 select DMA_NONCOHERENT
341 select FORCE_PCI !! 290 select HW_HAS_PCI
342 select I8253 291 select I8253
343 select I8259 292 select I8259
344 select IRQ_MIPS_CPU 293 select IRQ_MIPS_CPU
345 select IRQ_GT641XX 294 select IRQ_GT641XX
346 select PCI_GT64XXX_PCI0 295 select PCI_GT64XXX_PCI0
>> 296 select PCI
347 select SYS_HAS_CPU_NEVADA 297 select SYS_HAS_CPU_NEVADA
348 select SYS_HAS_EARLY_PRINTK 298 select SYS_HAS_EARLY_PRINTK
349 select SYS_SUPPORTS_32BIT_KERNEL 299 select SYS_SUPPORTS_32BIT_KERNEL
350 select SYS_SUPPORTS_64BIT_KERNEL 300 select SYS_SUPPORTS_64BIT_KERNEL
351 select SYS_SUPPORTS_LITTLE_ENDIAN 301 select SYS_SUPPORTS_LITTLE_ENDIAN
352 select USE_GENERIC_EARLY_PRINTK_8250 302 select USE_GENERIC_EARLY_PRINTK_8250
353 303
354 config MACH_DECSTATION 304 config MACH_DECSTATION
355 bool "DECstations" 305 bool "DECstations"
356 select BOOT_ELF32 306 select BOOT_ELF32
357 select CEVT_DS1287 307 select CEVT_DS1287
358 select CEVT_R4K if CPU_R4X00 308 select CEVT_R4K if CPU_R4X00
359 select CSRC_IOASIC 309 select CSRC_IOASIC
360 select CSRC_R4K if CPU_R4X00 310 select CSRC_R4K if CPU_R4X00
361 select CPU_DADDI_WORKAROUNDS if 64BIT 311 select CPU_DADDI_WORKAROUNDS if 64BIT
362 select CPU_R4000_WORKAROUNDS if 64BIT 312 select CPU_R4000_WORKAROUNDS if 64BIT
363 select CPU_R4400_WORKAROUNDS if 64BIT 313 select CPU_R4400_WORKAROUNDS if 64BIT
364 select DMA_NONCOHERENT 314 select DMA_NONCOHERENT
365 select NO_IOPORT_MAP 315 select NO_IOPORT_MAP
366 select IRQ_MIPS_CPU 316 select IRQ_MIPS_CPU
367 select SYS_HAS_CPU_R3000 317 select SYS_HAS_CPU_R3000
368 select SYS_HAS_CPU_R4X00 318 select SYS_HAS_CPU_R4X00
369 select SYS_SUPPORTS_32BIT_KERNEL 319 select SYS_SUPPORTS_32BIT_KERNEL
370 select SYS_SUPPORTS_64BIT_KERNEL 320 select SYS_SUPPORTS_64BIT_KERNEL
371 select SYS_SUPPORTS_LITTLE_ENDIAN 321 select SYS_SUPPORTS_LITTLE_ENDIAN
372 select SYS_SUPPORTS_128HZ 322 select SYS_SUPPORTS_128HZ
373 select SYS_SUPPORTS_256HZ 323 select SYS_SUPPORTS_256HZ
374 select SYS_SUPPORTS_1024HZ 324 select SYS_SUPPORTS_1024HZ
375 select MIPS_L1_CACHE_SHIFT_4 325 select MIPS_L1_CACHE_SHIFT_4
376 help 326 help
377 This enables support for DEC's MIPS 327 This enables support for DEC's MIPS based workstations. For details
378 see the Linux/MIPS FAQ on <http://ww 328 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
379 DECstation porting pages on <http:// 329 DECstation porting pages on <http://decstation.unix-ag.org/>.
380 330
381 If you have one of the following DEC 331 If you have one of the following DECstation Models you definitely
382 want to choose R4xx0 for the CPU Typ 332 want to choose R4xx0 for the CPU Type:
383 333
384 DECstation 5000/50 334 DECstation 5000/50
385 DECstation 5000/150 335 DECstation 5000/150
386 DECstation 5000/260 336 DECstation 5000/260
387 DECsystem 5900/260 337 DECsystem 5900/260
388 338
389 otherwise choose R3000. 339 otherwise choose R3000.
390 340
391 config MACH_JAZZ 341 config MACH_JAZZ
392 bool "Jazz family of machines" 342 bool "Jazz family of machines"
393 select ARC_MEMORY <<
394 select ARC_PROMLIB <<
395 select ARCH_MIGHT_HAVE_PC_PARPORT 343 select ARCH_MIGHT_HAVE_PC_PARPORT
396 select ARCH_MIGHT_HAVE_PC_SERIO 344 select ARCH_MIGHT_HAVE_PC_SERIO
397 select FW_ARC 345 select FW_ARC
398 select FW_ARC32 346 select FW_ARC32
399 select ARCH_MAY_HAVE_PC_FDC 347 select ARCH_MAY_HAVE_PC_FDC
400 select CEVT_R4K 348 select CEVT_R4K
401 select CSRC_R4K 349 select CSRC_R4K
402 select DEFAULT_SGI_PARTITION if CPU_BI 350 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
403 select GENERIC_ISA_DMA 351 select GENERIC_ISA_DMA
404 select HAVE_PCSPKR_PLATFORM 352 select HAVE_PCSPKR_PLATFORM
405 select IRQ_MIPS_CPU 353 select IRQ_MIPS_CPU
406 select I8253 354 select I8253
407 select I8259 355 select I8259
408 select ISA 356 select ISA
409 select SYS_HAS_CPU_R4X00 357 select SYS_HAS_CPU_R4X00
410 select SYS_SUPPORTS_32BIT_KERNEL 358 select SYS_SUPPORTS_32BIT_KERNEL
411 select SYS_SUPPORTS_64BIT_KERNEL 359 select SYS_SUPPORTS_64BIT_KERNEL
412 select SYS_SUPPORTS_100HZ 360 select SYS_SUPPORTS_100HZ
413 select SYS_SUPPORTS_LITTLE_ENDIAN <<
414 help 361 help
415 This a family of machines based on t !! 362 This a family of machines based on the MIPS R4030 chipset which was
416 used by several vendors to build RIS !! 363 used by several vendors to build RISC/os and Windows NT workstations.
417 Members include the Acer PICA, MIPS !! 364 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
418 Olivetti M700-10 workstations. !! 365 Olivetti M700-10 workstations.
419 366
420 config MACH_INGENIC_SOC !! 367 config MACH_INGENIC
421 bool "Ingenic SoC based machines" 368 bool "Ingenic SoC based machines"
422 select MIPS_GENERIC !! 369 select SYS_SUPPORTS_32BIT_KERNEL
423 select MACH_INGENIC !! 370 select SYS_SUPPORTS_LITTLE_ENDIAN
424 select MACH_GENERIC_CORE <<
425 select SYS_SUPPORTS_ZBOOT_UART16550 371 select SYS_SUPPORTS_ZBOOT_UART16550
426 select CPU_SUPPORTS_CPUFREQ !! 372 select DMA_NONCOHERENT
427 select MIPS_EXTERNAL_TIMER !! 373 select IRQ_MIPS_CPU
>> 374 select PINCTRL
>> 375 select GPIOLIB
>> 376 select COMMON_CLK
>> 377 select GENERIC_IRQ_CHIP
>> 378 select BUILTIN_DTB
>> 379 select USE_OF
>> 380 select LIBFDT
428 381
429 config LANTIQ 382 config LANTIQ
430 bool "Lantiq based platforms" 383 bool "Lantiq based platforms"
431 select DMA_NONCOHERENT 384 select DMA_NONCOHERENT
432 select IRQ_MIPS_CPU 385 select IRQ_MIPS_CPU
433 select CEVT_R4K 386 select CEVT_R4K
434 select CSRC_R4K 387 select CSRC_R4K
435 select NO_EXCEPT_FILL <<
436 select SYS_HAS_CPU_MIPS32_R1 388 select SYS_HAS_CPU_MIPS32_R1
437 select SYS_HAS_CPU_MIPS32_R2 389 select SYS_HAS_CPU_MIPS32_R2
438 select SYS_SUPPORTS_BIG_ENDIAN 390 select SYS_SUPPORTS_BIG_ENDIAN
439 select SYS_SUPPORTS_32BIT_KERNEL 391 select SYS_SUPPORTS_32BIT_KERNEL
440 select SYS_SUPPORTS_MIPS16 392 select SYS_SUPPORTS_MIPS16
441 select SYS_SUPPORTS_MULTITHREADING 393 select SYS_SUPPORTS_MULTITHREADING
442 select SYS_SUPPORTS_VPE_LOADER 394 select SYS_SUPPORTS_VPE_LOADER
443 select SYS_HAS_EARLY_PRINTK 395 select SYS_HAS_EARLY_PRINTK
444 select GPIOLIB 396 select GPIOLIB
445 select SWAP_IO_SPACE 397 select SWAP_IO_SPACE
446 select BOOT_RAW 398 select BOOT_RAW
447 select HAVE_LEGACY_CLK !! 399 select CLKDEV_LOOKUP
448 select USE_OF 400 select USE_OF
449 select PINCTRL 401 select PINCTRL
450 select PINCTRL_LANTIQ 402 select PINCTRL_LANTIQ
451 select ARCH_HAS_RESET_CONTROLLER 403 select ARCH_HAS_RESET_CONTROLLER
452 select RESET_CONTROLLER 404 select RESET_CONTROLLER
453 405
>> 406 config LASAT
>> 407 bool "LASAT Networks platforms"
>> 408 select CEVT_R4K
>> 409 select CRC32
>> 410 select CSRC_R4K
>> 411 select DMA_NONCOHERENT
>> 412 select SYS_HAS_EARLY_PRINTK
>> 413 select HW_HAS_PCI
>> 414 select IRQ_MIPS_CPU
>> 415 select PCI_GT64XXX_PCI0
>> 416 select MIPS_NILE4
>> 417 select R5000_CPU_SCACHE
>> 418 select SYS_HAS_CPU_R5000
>> 419 select SYS_SUPPORTS_32BIT_KERNEL
>> 420 select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
>> 421 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 422
454 config MACH_LOONGSON32 423 config MACH_LOONGSON32
455 bool "Loongson 32-bit family of machin !! 424 bool "Loongson-1 family of machines"
456 select SYS_SUPPORTS_ZBOOT 425 select SYS_SUPPORTS_ZBOOT
457 help 426 help
458 This enables support for the Loongso 427 This enables support for the Loongson-1 family of machines.
459 428
460 Loongson-1 is a family of 32-bit MIP 429 Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by
461 the Institute of Computing Technolog 430 the Institute of Computing Technology (ICT), Chinese Academy of
462 Sciences (CAS). 431 Sciences (CAS).
463 432
464 config MACH_LOONGSON2EF !! 433 config MACH_LOONGSON64
465 bool "Loongson-2E/F family of machines !! 434 bool "Loongson-2/3 family of machines"
>> 435 select ARCH_HAS_PHYS_TO_DMA
466 select SYS_SUPPORTS_ZBOOT 436 select SYS_SUPPORTS_ZBOOT
467 help 437 help
468 This enables the support of early Lo !! 438 This enables the support of Loongson-2/3 family of machines.
469 439
470 config MACH_LOONGSON64 !! 440 Loongson-2 is a family of single-core CPUs and Loongson-3 is a
471 bool "Loongson 64-bit family of machin !! 441 family of multi-core CPUs. They are both 64-bit general-purpose
472 select ARCH_DMA_DEFAULT_COHERENT !! 442 MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute
473 select ARCH_SPARSEMEM_ENABLE !! 443 of Computing Technology (ICT), Chinese Academy of Sciences (CAS)
474 select ARCH_MIGHT_HAVE_PC_PARPORT !! 444 in the People's Republic of China. The chief architect is Professor
475 select ARCH_MIGHT_HAVE_PC_SERIO !! 445 Weiwu Hu.
476 select GENERIC_ISA_DMA_SUPPORT_BROKEN !! 446
>> 447 config MACH_PISTACHIO
>> 448 bool "IMG Pistachio SoC based boards"
477 select BOOT_ELF32 449 select BOOT_ELF32
478 select BOARD_SCACHE !! 450 select BOOT_RAW
479 select CSRC_R4K <<
480 select CEVT_R4K 451 select CEVT_R4K
481 select SYNC_R4K !! 452 select CLKSRC_MIPS_GIC
482 select FORCE_PCI !! 453 select COMMON_CLK
483 select ISA !! 454 select CSRC_R4K
484 select I8259 !! 455 select DMA_NONCOHERENT
>> 456 select GPIOLIB
485 select IRQ_MIPS_CPU 457 select IRQ_MIPS_CPU
486 select NO_EXCEPT_FILL !! 458 select LIBFDT
487 select NR_CPUS_DEFAULT_64 !! 459 select MFD_SYSCON
488 select USE_GENERIC_EARLY_PRINTK_8250 !! 460 select MIPS_CPU_SCACHE
489 select PCI_DRIVERS_GENERIC !! 461 select MIPS_GIC
490 select SYS_HAS_CPU_LOONGSON64 !! 462 select PINCTRL
491 select SYS_HAS_EARLY_PRINTK !! 463 select REGULATOR
492 select SYS_SUPPORTS_SMP !! 464 select SYS_HAS_CPU_MIPS32_R2
493 select SYS_SUPPORTS_HOTPLUG_CPU !! 465 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 466 select SYS_SUPPORTS_LITTLE_ENDIAN
498 select SYS_SUPPORTS_ZBOOT !! 467 select SYS_SUPPORTS_MIPS_CPS
>> 468 select SYS_SUPPORTS_MULTITHREADING
499 select SYS_SUPPORTS_RELOCATABLE 469 select SYS_SUPPORTS_RELOCATABLE
500 select ZONE_DMA32 !! 470 select SYS_SUPPORTS_ZBOOT
501 select COMMON_CLK !! 471 select SYS_HAS_EARLY_PRINTK
>> 472 select USE_GENERIC_EARLY_PRINTK_8250
502 select USE_OF 473 select USE_OF
503 select BUILTIN_DTB <<
504 select PCI_HOST_GENERIC <<
505 help 474 help
506 This enables the support of Loongson !! 475 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 <<
512 476
513 config MIPS_MALTA 477 config MIPS_MALTA
514 bool "MIPS Malta board" 478 bool "MIPS Malta board"
515 select ARCH_MAY_HAVE_PC_FDC 479 select ARCH_MAY_HAVE_PC_FDC
516 select ARCH_MIGHT_HAVE_PC_PARPORT 480 select ARCH_MIGHT_HAVE_PC_PARPORT
517 select ARCH_MIGHT_HAVE_PC_SERIO 481 select ARCH_MIGHT_HAVE_PC_SERIO
518 select BOOT_ELF32 482 select BOOT_ELF32
519 select BOOT_RAW 483 select BOOT_RAW
520 select BUILTIN_DTB 484 select BUILTIN_DTB
521 select CEVT_R4K 485 select CEVT_R4K
>> 486 select CSRC_R4K
522 select CLKSRC_MIPS_GIC 487 select CLKSRC_MIPS_GIC
523 select COMMON_CLK 488 select COMMON_CLK
524 select CSRC_R4K !! 489 select DMA_MAYBE_COHERENT
525 select DMA_NONCOHERENT <<
526 select GENERIC_ISA_DMA 490 select GENERIC_ISA_DMA
527 select HAVE_PCSPKR_PLATFORM 491 select HAVE_PCSPKR_PLATFORM
528 select HAVE_PCI !! 492 select IRQ_MIPS_CPU
>> 493 select MIPS_GIC
>> 494 select HW_HAS_PCI
529 select I8253 495 select I8253
530 select I8259 496 select I8259
531 select IRQ_MIPS_CPU <<
532 select MIPS_BONITO64 497 select MIPS_BONITO64
533 select MIPS_CPU_SCACHE 498 select MIPS_CPU_SCACHE
534 select MIPS_GIC <<
535 select MIPS_L1_CACHE_SHIFT_6 499 select MIPS_L1_CACHE_SHIFT_6
536 select MIPS_MSC <<
537 select PCI_GT64XXX_PCI0 500 select PCI_GT64XXX_PCI0
>> 501 select MIPS_MSC
538 select SMP_UP if SMP 502 select SMP_UP if SMP
539 select SWAP_IO_SPACE 503 select SWAP_IO_SPACE
540 select SYS_HAS_CPU_MIPS32_R1 504 select SYS_HAS_CPU_MIPS32_R1
541 select SYS_HAS_CPU_MIPS32_R2 505 select SYS_HAS_CPU_MIPS32_R2
542 select SYS_HAS_CPU_MIPS32_R3_5 506 select SYS_HAS_CPU_MIPS32_R3_5
543 select SYS_HAS_CPU_MIPS32_R5 507 select SYS_HAS_CPU_MIPS32_R5
544 select SYS_HAS_CPU_MIPS32_R6 508 select SYS_HAS_CPU_MIPS32_R6
545 select SYS_HAS_CPU_MIPS64_R1 509 select SYS_HAS_CPU_MIPS64_R1
546 select SYS_HAS_CPU_MIPS64_R2 510 select SYS_HAS_CPU_MIPS64_R2
547 select SYS_HAS_CPU_MIPS64_R6 511 select SYS_HAS_CPU_MIPS64_R6
548 select SYS_HAS_CPU_NEVADA 512 select SYS_HAS_CPU_NEVADA
549 select SYS_HAS_CPU_RM7000 513 select SYS_HAS_CPU_RM7000
550 select SYS_SUPPORTS_32BIT_KERNEL 514 select SYS_SUPPORTS_32BIT_KERNEL
551 select SYS_SUPPORTS_64BIT_KERNEL 515 select SYS_SUPPORTS_64BIT_KERNEL
552 select SYS_SUPPORTS_BIG_ENDIAN 516 select SYS_SUPPORTS_BIG_ENDIAN
553 select SYS_SUPPORTS_HIGHMEM 517 select SYS_SUPPORTS_HIGHMEM
554 select SYS_SUPPORTS_LITTLE_ENDIAN 518 select SYS_SUPPORTS_LITTLE_ENDIAN
555 select SYS_SUPPORTS_MICROMIPS 519 select SYS_SUPPORTS_MICROMIPS
556 select SYS_SUPPORTS_MIPS16 !! 520 select SYS_SUPPORTS_MIPS_CMP
557 select SYS_SUPPORTS_MIPS_CPS 521 select SYS_SUPPORTS_MIPS_CPS
>> 522 select SYS_SUPPORTS_MIPS16
558 select SYS_SUPPORTS_MULTITHREADING 523 select SYS_SUPPORTS_MULTITHREADING
559 select SYS_SUPPORTS_RELOCATABLE <<
560 select SYS_SUPPORTS_SMARTMIPS 524 select SYS_SUPPORTS_SMARTMIPS
561 select SYS_SUPPORTS_VPE_LOADER 525 select SYS_SUPPORTS_VPE_LOADER
562 select SYS_SUPPORTS_ZBOOT 526 select SYS_SUPPORTS_ZBOOT
>> 527 select SYS_SUPPORTS_RELOCATABLE
563 select USE_OF 528 select USE_OF
564 select WAR_ICACHE_REFILLS !! 529 select LIBFDT
565 select ZONE_DMA32 if 64BIT 530 select ZONE_DMA32 if 64BIT
>> 531 select BUILTIN_DTB
>> 532 select LIBFDT
566 help 533 help
567 This enables support for the MIPS Te 534 This enables support for the MIPS Technologies Malta evaluation
568 board. 535 board.
569 536
570 config MACH_PIC32 537 config MACH_PIC32
571 bool "Microchip PIC32 Family" 538 bool "Microchip PIC32 Family"
572 help 539 help
573 This enables support for the Microch 540 This enables support for the Microchip PIC32 family of platforms.
574 541
575 Microchip PIC32 is a family of gener 542 Microchip PIC32 is a family of general-purpose 32 bit MIPS core
576 microcontrollers. 543 microcontrollers.
577 544
578 config EYEQ !! 545 config NEC_MARKEINS
579 bool "Mobileye EyeQ SoC" !! 546 bool "NEC EMMA2RH Mark-eins board"
580 select MACH_GENERIC_CORE !! 547 select SOC_EMMA2RH
581 select ARM_AMBA !! 548 select HW_HAS_PCI
582 select PHYSICAL_START_BOOL !! 549 help
583 select ARCH_SPARSEMEM_DEFAULT if 64BIT !! 550 This enables support for the NEC Electronics Mark-eins boards.
584 select BOOT_RAW !! 551
585 select BUILTIN_DTB !! 552 config MACH_VR41XX
>> 553 bool "NEC VR4100 series based machines"
586 select CEVT_R4K 554 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 555 select CSRC_R4K
592 select DMA_NONCOHERENT !! 556 select SYS_HAS_CPU_VR41XX
593 select HAVE_PCI !! 557 select SYS_SUPPORTS_MIPS16
594 select IRQ_MIPS_CPU !! 558 select GPIOLIB
595 select MIPS_AUTO_PFN_OFFSET !! 559
596 select MIPS_CPU_SCACHE !! 560 config NXP_STB220
597 select MIPS_GIC !! 561 bool "NXP STB220 board"
598 select MIPS_L1_CACHE_SHIFT_7 !! 562 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 563 help
618 Select this to build a kernel suppor !! 564 Support for NXP Semiconductors STB220 Development Board.
619 565
620 bool !! 566 config NXP_STB225
>> 567 bool "NXP 225 board"
>> 568 select SOC_PNX833X
>> 569 select SOC_PNX8335
>> 570 help
>> 571 Support for NXP Semiconductors STB225 Development Board.
621 572
622 config MACH_NINTENDO64 !! 573 config PMC_MSP
623 bool "Nintendo 64 console" !! 574 bool "PMC-Sierra MSP chipsets"
624 select CEVT_R4K 575 select CEVT_R4K
625 select CSRC_R4K 576 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 577 select DMA_NONCOHERENT
>> 578 select SWAP_IO_SPACE
>> 579 select NO_EXCEPT_FILL
>> 580 select BOOT_RAW
>> 581 select SYS_HAS_CPU_MIPS32_R1
>> 582 select SYS_HAS_CPU_MIPS32_R2
>> 583 select SYS_SUPPORTS_32BIT_KERNEL
>> 584 select SYS_SUPPORTS_BIG_ENDIAN
>> 585 select SYS_SUPPORTS_MIPS16
632 select IRQ_MIPS_CPU 586 select IRQ_MIPS_CPU
>> 587 select SERIAL_8250
>> 588 select SERIAL_8250_CONSOLE
>> 589 select USB_EHCI_BIG_ENDIAN_MMIO
>> 590 select USB_EHCI_BIG_ENDIAN_DESC
>> 591 help
>> 592 This adds support for the PMC-Sierra family of Multi-Service
>> 593 Processor System-On-A-Chips. These parts include a number
>> 594 of integrated peripherals, interfaces and DSPs in addition to
>> 595 a variety of MIPS cores.
633 596
634 config RALINK 597 config RALINK
635 bool "Ralink based machines" 598 bool "Ralink based machines"
636 select CEVT_R4K 599 select CEVT_R4K
637 select COMMON_CLK <<
638 select CSRC_R4K 600 select CSRC_R4K
639 select BOOT_RAW 601 select BOOT_RAW
640 select DMA_NONCOHERENT 602 select DMA_NONCOHERENT
641 select IRQ_MIPS_CPU 603 select IRQ_MIPS_CPU
642 select USE_OF 604 select USE_OF
>> 605 select SYS_HAS_CPU_MIPS32_R1
643 select SYS_HAS_CPU_MIPS32_R2 606 select SYS_HAS_CPU_MIPS32_R2
644 select SYS_SUPPORTS_32BIT_KERNEL 607 select SYS_SUPPORTS_32BIT_KERNEL
645 select SYS_SUPPORTS_LITTLE_ENDIAN 608 select SYS_SUPPORTS_LITTLE_ENDIAN
646 select SYS_SUPPORTS_MIPS16 609 select SYS_SUPPORTS_MIPS16
647 select SYS_SUPPORTS_ZBOOT <<
648 select SYS_HAS_EARLY_PRINTK 610 select SYS_HAS_EARLY_PRINTK
>> 611 select CLKDEV_LOOKUP
649 select ARCH_HAS_RESET_CONTROLLER 612 select ARCH_HAS_RESET_CONTROLLER
650 select RESET_CONTROLLER 613 select RESET_CONTROLLER
651 614
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 615 config SGI_IP22
673 bool "SGI IP22 (Indy/Indigo2)" 616 bool "SGI IP22 (Indy/Indigo2)"
674 select ARC_MEMORY <<
675 select ARC_PROMLIB <<
676 select FW_ARC 617 select FW_ARC
677 select FW_ARC32 618 select FW_ARC32
678 select ARCH_MIGHT_HAVE_PC_SERIO 619 select ARCH_MIGHT_HAVE_PC_SERIO
679 select BOOT_ELF32 620 select BOOT_ELF32
680 select CEVT_R4K 621 select CEVT_R4K
681 select CSRC_R4K 622 select CSRC_R4K
682 select DEFAULT_SGI_PARTITION 623 select DEFAULT_SGI_PARTITION
683 select DMA_NONCOHERENT 624 select DMA_NONCOHERENT
684 select HAVE_EISA !! 625 select HW_HAS_EISA
685 select I8253 626 select I8253
686 select I8259 627 select I8259
687 select IP22_CPU_SCACHE 628 select IP22_CPU_SCACHE
688 select IRQ_MIPS_CPU 629 select IRQ_MIPS_CPU
689 select GENERIC_ISA_DMA_SUPPORT_BROKEN 630 select GENERIC_ISA_DMA_SUPPORT_BROKEN
690 select SGI_HAS_I8042 631 select SGI_HAS_I8042
691 select SGI_HAS_INDYDOG 632 select SGI_HAS_INDYDOG
692 select SGI_HAS_HAL2 633 select SGI_HAS_HAL2
693 select SGI_HAS_SEEQ 634 select SGI_HAS_SEEQ
694 select SGI_HAS_WD93 635 select SGI_HAS_WD93
695 select SGI_HAS_ZILOG 636 select SGI_HAS_ZILOG
696 select SWAP_IO_SPACE 637 select SWAP_IO_SPACE
697 select SYS_HAS_CPU_R4X00 638 select SYS_HAS_CPU_R4X00
698 select SYS_HAS_CPU_R5000 639 select SYS_HAS_CPU_R5000
699 select SYS_HAS_EARLY_PRINTK !! 640 #
>> 641 # Disable EARLY_PRINTK for now since it leads to overwritten prom
>> 642 # memory during early boot on some machines.
>> 643 #
>> 644 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
>> 645 # for a more details discussion
>> 646 #
>> 647 # select SYS_HAS_EARLY_PRINTK
700 select SYS_SUPPORTS_32BIT_KERNEL 648 select SYS_SUPPORTS_32BIT_KERNEL
701 select SYS_SUPPORTS_64BIT_KERNEL 649 select SYS_SUPPORTS_64BIT_KERNEL
702 select SYS_SUPPORTS_BIG_ENDIAN 650 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_7 651 select MIPS_L1_CACHE_SHIFT_7
707 help 652 help
708 This are the SGI Indy, Challenge S a 653 This are the SGI Indy, Challenge S and Indigo2, as well as certain
709 OEM variants like the Tandem CMN B00 654 OEM variants like the Tandem CMN B006S. To compile a Linux kernel
710 that runs on these, say Y here. 655 that runs on these, say Y here.
711 656
712 config SGI_IP27 657 config SGI_IP27
713 bool "SGI IP27 (Origin200/2000)" 658 bool "SGI IP27 (Origin200/2000)"
714 select ARCH_HAS_PHYS_TO_DMA <<
715 select ARCH_SPARSEMEM_ENABLE <<
716 select FW_ARC 659 select FW_ARC
717 select FW_ARC64 660 select FW_ARC64
718 select ARC_CMDLINE_ONLY <<
719 select BOOT_ELF64 661 select BOOT_ELF64
720 select DEFAULT_SGI_PARTITION 662 select DEFAULT_SGI_PARTITION
721 select FORCE_PCI !! 663 select DMA_COHERENT
722 select SYS_HAS_EARLY_PRINTK 664 select SYS_HAS_EARLY_PRINTK
723 select HAVE_PCI !! 665 select HW_HAS_PCI
724 select IRQ_MIPS_CPU <<
725 select IRQ_DOMAIN_HIERARCHY <<
726 select NR_CPUS_DEFAULT_64 666 select NR_CPUS_DEFAULT_64
727 select PCI_DRIVERS_GENERIC <<
728 select PCI_XTALK_BRIDGE <<
729 select SYS_HAS_CPU_R10000 667 select SYS_HAS_CPU_R10000
730 select SYS_SUPPORTS_64BIT_KERNEL 668 select SYS_SUPPORTS_64BIT_KERNEL
731 select SYS_SUPPORTS_BIG_ENDIAN 669 select SYS_SUPPORTS_BIG_ENDIAN
732 select SYS_SUPPORTS_NUMA 670 select SYS_SUPPORTS_NUMA
733 select SYS_SUPPORTS_SMP 671 select SYS_SUPPORTS_SMP
734 select WAR_R10000_LLSC <<
735 select MIPS_L1_CACHE_SHIFT_7 672 select MIPS_L1_CACHE_SHIFT_7
736 select NUMA <<
737 help 673 help
738 This are the SGI Origin 200, Origin 674 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
739 workstations. To compile a Linux ke 675 workstations. To compile a Linux kernel that runs on these, say Y
740 here. 676 here.
741 677
742 config SGI_IP28 678 config SGI_IP28
743 bool "SGI IP28 (Indigo2 R10k)" 679 bool "SGI IP28 (Indigo2 R10k)"
744 select ARC_MEMORY <<
745 select ARC_PROMLIB <<
746 select FW_ARC 680 select FW_ARC
747 select FW_ARC64 681 select FW_ARC64
748 select ARCH_MIGHT_HAVE_PC_SERIO 682 select ARCH_MIGHT_HAVE_PC_SERIO
749 select BOOT_ELF64 683 select BOOT_ELF64
750 select CEVT_R4K 684 select CEVT_R4K
751 select CSRC_R4K 685 select CSRC_R4K
752 select DEFAULT_SGI_PARTITION 686 select DEFAULT_SGI_PARTITION
753 select DMA_NONCOHERENT 687 select DMA_NONCOHERENT
754 select GENERIC_ISA_DMA_SUPPORT_BROKEN 688 select GENERIC_ISA_DMA_SUPPORT_BROKEN
755 select IRQ_MIPS_CPU 689 select IRQ_MIPS_CPU
756 select HAVE_EISA !! 690 select HW_HAS_EISA
757 select I8253 691 select I8253
758 select I8259 692 select I8259
759 select SGI_HAS_I8042 693 select SGI_HAS_I8042
760 select SGI_HAS_INDYDOG 694 select SGI_HAS_INDYDOG
761 select SGI_HAS_HAL2 695 select SGI_HAS_HAL2
762 select SGI_HAS_SEEQ 696 select SGI_HAS_SEEQ
763 select SGI_HAS_WD93 697 select SGI_HAS_WD93
764 select SGI_HAS_ZILOG 698 select SGI_HAS_ZILOG
765 select SWAP_IO_SPACE 699 select SWAP_IO_SPACE
766 select SYS_HAS_CPU_R10000 700 select SYS_HAS_CPU_R10000
767 select SYS_HAS_EARLY_PRINTK !! 701 #
768 select SYS_SUPPORTS_64BIT_KERNEL !! 702 # Disable EARLY_PRINTK for now since it leads to overwritten prom
769 select SYS_SUPPORTS_BIG_ENDIAN !! 703 # memory during early boot on some machines.
770 select WAR_R10000_LLSC !! 704 #
771 select MIPS_L1_CACHE_SHIFT_7 !! 705 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
772 help !! 706 # for a more details discussion
773 This is the SGI Indigo2 with R10000 !! 707 #
774 kernel that runs on these, say Y her !! 708 # 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 709 select SYS_SUPPORTS_64BIT_KERNEL
795 select SYS_SUPPORTS_BIG_ENDIAN 710 select SYS_SUPPORTS_BIG_ENDIAN
796 select SYS_SUPPORTS_SMP <<
797 select WAR_R10000_LLSC <<
798 select MIPS_L1_CACHE_SHIFT_7 711 select MIPS_L1_CACHE_SHIFT_7
799 select ARC_MEMORY !! 712 help
800 help !! 713 This is the SGI Indigo2 with R10000 processor. To compile a Linux
801 These are the SGI Octane and Octane2 !! 714 kernel that runs on these, say Y here.
802 compile a Linux kernel that runs on <<
803 715
804 config SGI_IP32 716 config SGI_IP32
805 bool "SGI IP32 (O2)" 717 bool "SGI IP32 (O2)"
806 select ARC_MEMORY <<
807 select ARC_PROMLIB <<
808 select ARCH_HAS_PHYS_TO_DMA <<
809 select FW_ARC 718 select FW_ARC
810 select FW_ARC32 719 select FW_ARC32
811 select BOOT_ELF32 720 select BOOT_ELF32
812 select CEVT_R4K 721 select CEVT_R4K
813 select CSRC_R4K 722 select CSRC_R4K
814 select DMA_NONCOHERENT 723 select DMA_NONCOHERENT
815 select HAVE_PCI !! 724 select HW_HAS_PCI
816 select IRQ_MIPS_CPU 725 select IRQ_MIPS_CPU
817 select R5000_CPU_SCACHE 726 select R5000_CPU_SCACHE
818 select RM7000_CPU_SCACHE 727 select RM7000_CPU_SCACHE
819 select SYS_HAS_CPU_R5000 728 select SYS_HAS_CPU_R5000
820 select SYS_HAS_CPU_R10000 if BROKEN 729 select SYS_HAS_CPU_R10000 if BROKEN
821 select SYS_HAS_CPU_RM7000 730 select SYS_HAS_CPU_RM7000
822 select SYS_HAS_CPU_NEVADA 731 select SYS_HAS_CPU_NEVADA
823 select SYS_SUPPORTS_64BIT_KERNEL 732 select SYS_SUPPORTS_64BIT_KERNEL
824 select SYS_SUPPORTS_BIG_ENDIAN 733 select SYS_SUPPORTS_BIG_ENDIAN
825 select WAR_ICACHE_REFILLS <<
826 help 734 help
827 If you want this kernel to run on SG 735 If you want this kernel to run on SGI O2 workstation, say Y here.
828 736
>> 737 config SIBYTE_CRHINE
>> 738 bool "Sibyte BCM91120C-CRhine"
>> 739 select BOOT_ELF32
>> 740 select DMA_COHERENT
>> 741 select SIBYTE_BCM1120
>> 742 select SWAP_IO_SPACE
>> 743 select SYS_HAS_CPU_SB1
>> 744 select SYS_SUPPORTS_BIG_ENDIAN
>> 745 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 746
>> 747 config SIBYTE_CARMEL
>> 748 bool "Sibyte BCM91120x-Carmel"
>> 749 select BOOT_ELF32
>> 750 select DMA_COHERENT
>> 751 select SIBYTE_BCM1120
>> 752 select SWAP_IO_SPACE
>> 753 select SYS_HAS_CPU_SB1
>> 754 select SYS_SUPPORTS_BIG_ENDIAN
>> 755 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 756
829 config SIBYTE_CRHONE 757 config SIBYTE_CRHONE
830 bool "Sibyte BCM91125C-CRhone" 758 bool "Sibyte BCM91125C-CRhone"
831 select BOOT_ELF32 759 select BOOT_ELF32
>> 760 select DMA_COHERENT
832 select SIBYTE_BCM1125 761 select SIBYTE_BCM1125
833 select SWAP_IO_SPACE 762 select SWAP_IO_SPACE
834 select SYS_HAS_CPU_SB1 763 select SYS_HAS_CPU_SB1
835 select SYS_SUPPORTS_BIG_ENDIAN 764 select SYS_SUPPORTS_BIG_ENDIAN
836 select SYS_SUPPORTS_HIGHMEM 765 select SYS_SUPPORTS_HIGHMEM
837 select SYS_SUPPORTS_LITTLE_ENDIAN 766 select SYS_SUPPORTS_LITTLE_ENDIAN
838 767
839 config SIBYTE_RHONE 768 config SIBYTE_RHONE
840 bool "Sibyte BCM91125E-Rhone" 769 bool "Sibyte BCM91125E-Rhone"
841 select BOOT_ELF32 770 select BOOT_ELF32
842 select SIBYTE_SB1250 !! 771 select DMA_COHERENT
>> 772 select SIBYTE_BCM1125H
843 select SWAP_IO_SPACE 773 select SWAP_IO_SPACE
844 select SYS_HAS_CPU_SB1 774 select SYS_HAS_CPU_SB1
845 select SYS_SUPPORTS_BIG_ENDIAN 775 select SYS_SUPPORTS_BIG_ENDIAN
846 select SYS_SUPPORTS_LITTLE_ENDIAN 776 select SYS_SUPPORTS_LITTLE_ENDIAN
847 777
848 config SIBYTE_SWARM 778 config SIBYTE_SWARM
849 bool "Sibyte BCM91250A-SWARM" 779 bool "Sibyte BCM91250A-SWARM"
850 select BOOT_ELF32 780 select BOOT_ELF32
>> 781 select DMA_COHERENT
851 select HAVE_PATA_PLATFORM 782 select HAVE_PATA_PLATFORM
852 select SIBYTE_SB1250 783 select SIBYTE_SB1250
853 select SWAP_IO_SPACE 784 select SWAP_IO_SPACE
854 select SYS_HAS_CPU_SB1 785 select SYS_HAS_CPU_SB1
855 select SYS_SUPPORTS_BIG_ENDIAN 786 select SYS_SUPPORTS_BIG_ENDIAN
856 select SYS_SUPPORTS_HIGHMEM 787 select SYS_SUPPORTS_HIGHMEM
857 select SYS_SUPPORTS_LITTLE_ENDIAN 788 select SYS_SUPPORTS_LITTLE_ENDIAN
858 select ZONE_DMA32 if 64BIT 789 select ZONE_DMA32 if 64BIT
859 select SWIOTLB if ARCH_DMA_ADDR_T_64BI <<
860 790
861 config SIBYTE_LITTLESUR 791 config SIBYTE_LITTLESUR
862 bool "Sibyte BCM91250C2-LittleSur" 792 bool "Sibyte BCM91250C2-LittleSur"
863 select BOOT_ELF32 793 select BOOT_ELF32
>> 794 select DMA_COHERENT
864 select HAVE_PATA_PLATFORM 795 select HAVE_PATA_PLATFORM
865 select SIBYTE_SB1250 796 select SIBYTE_SB1250
866 select SWAP_IO_SPACE 797 select SWAP_IO_SPACE
867 select SYS_HAS_CPU_SB1 798 select SYS_HAS_CPU_SB1
868 select SYS_SUPPORTS_BIG_ENDIAN 799 select SYS_SUPPORTS_BIG_ENDIAN
869 select SYS_SUPPORTS_HIGHMEM 800 select SYS_SUPPORTS_HIGHMEM
870 select SYS_SUPPORTS_LITTLE_ENDIAN 801 select SYS_SUPPORTS_LITTLE_ENDIAN
871 select ZONE_DMA32 if 64BIT <<
872 802
873 config SIBYTE_SENTOSA 803 config SIBYTE_SENTOSA
874 bool "Sibyte BCM91250E-Sentosa" 804 bool "Sibyte BCM91250E-Sentosa"
875 select BOOT_ELF32 805 select BOOT_ELF32
>> 806 select DMA_COHERENT
876 select SIBYTE_SB1250 807 select SIBYTE_SB1250
877 select SWAP_IO_SPACE 808 select SWAP_IO_SPACE
878 select SYS_HAS_CPU_SB1 809 select SYS_HAS_CPU_SB1
879 select SYS_SUPPORTS_BIG_ENDIAN 810 select SYS_SUPPORTS_BIG_ENDIAN
880 select SYS_SUPPORTS_LITTLE_ENDIAN 811 select SYS_SUPPORTS_LITTLE_ENDIAN
881 select SWIOTLB if ARCH_DMA_ADDR_T_64BI <<
882 812
883 config SIBYTE_BIGSUR 813 config SIBYTE_BIGSUR
884 bool "Sibyte BCM91480B-BigSur" 814 bool "Sibyte BCM91480B-BigSur"
885 select BOOT_ELF32 815 select BOOT_ELF32
>> 816 select DMA_COHERENT
886 select NR_CPUS_DEFAULT_4 817 select NR_CPUS_DEFAULT_4
887 select SIBYTE_BCM1x80 818 select SIBYTE_BCM1x80
888 select SWAP_IO_SPACE 819 select SWAP_IO_SPACE
889 select SYS_HAS_CPU_SB1 820 select SYS_HAS_CPU_SB1
890 select SYS_SUPPORTS_BIG_ENDIAN 821 select SYS_SUPPORTS_BIG_ENDIAN
891 select SYS_SUPPORTS_HIGHMEM 822 select SYS_SUPPORTS_HIGHMEM
892 select SYS_SUPPORTS_LITTLE_ENDIAN 823 select SYS_SUPPORTS_LITTLE_ENDIAN
893 select ZONE_DMA32 if 64BIT 824 select ZONE_DMA32 if 64BIT
894 select SWIOTLB if ARCH_DMA_ADDR_T_64BI <<
895 825
896 config SNI_RM 826 config SNI_RM
897 bool "SNI RM200/300/400" 827 bool "SNI RM200/300/400"
898 select ARC_MEMORY <<
899 select ARC_PROMLIB <<
900 select FW_ARC if CPU_LITTLE_ENDIAN 828 select FW_ARC if CPU_LITTLE_ENDIAN
901 select FW_ARC32 if CPU_LITTLE_ENDIAN 829 select FW_ARC32 if CPU_LITTLE_ENDIAN
902 select FW_SNIPROM if CPU_BIG_ENDIAN 830 select FW_SNIPROM if CPU_BIG_ENDIAN
903 select ARCH_MAY_HAVE_PC_FDC 831 select ARCH_MAY_HAVE_PC_FDC
904 select ARCH_MIGHT_HAVE_PC_PARPORT 832 select ARCH_MIGHT_HAVE_PC_PARPORT
905 select ARCH_MIGHT_HAVE_PC_SERIO 833 select ARCH_MIGHT_HAVE_PC_SERIO
906 select BOOT_ELF32 834 select BOOT_ELF32
907 select CEVT_R4K 835 select CEVT_R4K
908 select CSRC_R4K 836 select CSRC_R4K
909 select DEFAULT_SGI_PARTITION if CPU_BI 837 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
910 select DMA_NONCOHERENT 838 select DMA_NONCOHERENT
911 select GENERIC_ISA_DMA 839 select GENERIC_ISA_DMA
912 select HAVE_EISA <<
913 select HAVE_PCSPKR_PLATFORM 840 select HAVE_PCSPKR_PLATFORM
914 select HAVE_PCI !! 841 select HW_HAS_EISA
>> 842 select HW_HAS_PCI
915 select IRQ_MIPS_CPU 843 select IRQ_MIPS_CPU
916 select I8253 844 select I8253
917 select I8259 845 select I8259
918 select ISA 846 select ISA
919 select MIPS_L1_CACHE_SHIFT_6 <<
920 select SWAP_IO_SPACE if CPU_BIG_ENDIAN 847 select SWAP_IO_SPACE if CPU_BIG_ENDIAN
921 select SYS_HAS_CPU_R4X00 848 select SYS_HAS_CPU_R4X00
922 select SYS_HAS_CPU_R5000 849 select SYS_HAS_CPU_R5000
923 select SYS_HAS_CPU_R10000 850 select SYS_HAS_CPU_R10000
924 select R5000_CPU_SCACHE 851 select R5000_CPU_SCACHE
925 select SYS_HAS_EARLY_PRINTK 852 select SYS_HAS_EARLY_PRINTK
926 select SYS_SUPPORTS_32BIT_KERNEL 853 select SYS_SUPPORTS_32BIT_KERNEL
927 select SYS_SUPPORTS_64BIT_KERNEL 854 select SYS_SUPPORTS_64BIT_KERNEL
928 select SYS_SUPPORTS_BIG_ENDIAN 855 select SYS_SUPPORTS_BIG_ENDIAN
929 select SYS_SUPPORTS_HIGHMEM 856 select SYS_SUPPORTS_HIGHMEM
930 select SYS_SUPPORTS_LITTLE_ENDIAN 857 select SYS_SUPPORTS_LITTLE_ENDIAN
931 select WAR_R4600_V2_HIT_CACHEOP <<
932 help 858 help
933 The SNI RM200/300/400 are MIPS-based 859 The SNI RM200/300/400 are MIPS-based machines manufactured by
934 Siemens Nixdorf Informationssysteme 860 Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
935 Technology and now in turn merged wi 861 Technology and now in turn merged with Fujitsu. Say Y here to
936 support this machine type. 862 support this machine type.
937 863
>> 864 config MACH_TX39XX
>> 865 bool "Toshiba TX39 series based machines"
>> 866
938 config MACH_TX49XX 867 config MACH_TX49XX
939 bool "Toshiba TX49 series based machin 868 bool "Toshiba TX49 series based machines"
940 select WAR_TX49XX_ICACHE_INDEX_INV <<
941 869
942 config MIKROTIK_RB532 870 config MIKROTIK_RB532
943 bool "Mikrotik RB532 boards" 871 bool "Mikrotik RB532 boards"
944 select CEVT_R4K 872 select CEVT_R4K
945 select CSRC_R4K 873 select CSRC_R4K
946 select DMA_NONCOHERENT 874 select DMA_NONCOHERENT
947 select HAVE_PCI !! 875 select HW_HAS_PCI
948 select IRQ_MIPS_CPU 876 select IRQ_MIPS_CPU
949 select SYS_HAS_CPU_MIPS32_R1 877 select SYS_HAS_CPU_MIPS32_R1
950 select SYS_SUPPORTS_32BIT_KERNEL 878 select SYS_SUPPORTS_32BIT_KERNEL
951 select SYS_SUPPORTS_LITTLE_ENDIAN 879 select SYS_SUPPORTS_LITTLE_ENDIAN
952 select SWAP_IO_SPACE 880 select SWAP_IO_SPACE
953 select BOOT_RAW 881 select BOOT_RAW
954 select GPIOLIB 882 select GPIOLIB
955 select MIPS_L1_CACHE_SHIFT_4 883 select MIPS_L1_CACHE_SHIFT_4
956 help 884 help
957 Support the Mikrotik(tm) RouterBoard 885 Support the Mikrotik(tm) RouterBoard 532 series,
958 based on the IDT RC32434 SoC. 886 based on the IDT RC32434 SoC.
959 887
960 config CAVIUM_OCTEON_SOC 888 config CAVIUM_OCTEON_SOC
961 bool "Cavium Networks Octeon SoC based 889 bool "Cavium Networks Octeon SoC based boards"
962 select CEVT_R4K 890 select CEVT_R4K
963 select ARCH_HAS_PHYS_TO_DMA 891 select ARCH_HAS_PHYS_TO_DMA
964 select HAVE_RAPIDIO !! 892 select ARCH_PHYS_ADDR_T_64BIT
965 select PHYS_ADDR_T_64BIT !! 893 select DMA_COHERENT
966 select SYS_SUPPORTS_64BIT_KERNEL 894 select SYS_SUPPORTS_64BIT_KERNEL
967 select SYS_SUPPORTS_BIG_ENDIAN 895 select SYS_SUPPORTS_BIG_ENDIAN
968 select EDAC_SUPPORT 896 select EDAC_SUPPORT
969 select EDAC_ATOMIC_SCRUB 897 select EDAC_ATOMIC_SCRUB
970 select SYS_SUPPORTS_LITTLE_ENDIAN 898 select SYS_SUPPORTS_LITTLE_ENDIAN
971 select SYS_SUPPORTS_HOTPLUG_CPU if CPU 899 select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
972 select SYS_HAS_EARLY_PRINTK 900 select SYS_HAS_EARLY_PRINTK
973 select SYS_HAS_CPU_CAVIUM_OCTEON 901 select SYS_HAS_CPU_CAVIUM_OCTEON
974 select HAVE_PCI !! 902 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 903 select ZONE_DMA32
>> 904 select HOLES_IN_ZONE
979 select GPIOLIB 905 select GPIOLIB
>> 906 select LIBFDT
980 select USE_OF 907 select USE_OF
981 select ARCH_SPARSEMEM_ENABLE 908 select ARCH_SPARSEMEM_ENABLE
982 select SYS_SUPPORTS_SMP 909 select SYS_SUPPORTS_SMP
983 select NR_CPUS_DEFAULT_64 910 select NR_CPUS_DEFAULT_64
984 select MIPS_NR_CPU_NR_MAP_1024 911 select MIPS_NR_CPU_NR_MAP_1024
985 select BUILTIN_DTB 912 select BUILTIN_DTB
986 select MTD <<
987 select MTD_COMPLEX_MAPPINGS 913 select MTD_COMPLEX_MAPPINGS
988 select SWIOTLB <<
989 select SYS_SUPPORTS_RELOCATABLE 914 select SYS_SUPPORTS_RELOCATABLE
990 help 915 help
991 This option supports all of the Octe 916 This option supports all of the Octeon reference boards from Cavium
992 Networks. It builds a kernel that dy 917 Networks. It builds a kernel that dynamically determines the Octeon
993 CPU type and supports all known boar 918 CPU type and supports all known board reference implementations.
994 Some of the supported boards are: 919 Some of the supported boards are:
995 EBT3000 920 EBT3000
996 EBH3000 921 EBH3000
997 EBH3100 922 EBH3100
998 Thunder 923 Thunder
999 Kodama 924 Kodama
1000 Hikari 925 Hikari
1001 Say Y here for most Octeon referenc 926 Say Y here for most Octeon reference boards.
1002 927
1003 endchoice !! 928 config NLM_XLR_BOARD
>> 929 bool "Netlogic XLR/XLS based systems"
>> 930 select BOOT_ELF32
>> 931 select NLM_COMMON
>> 932 select SYS_HAS_CPU_XLR
>> 933 select SYS_SUPPORTS_SMP
>> 934 select HW_HAS_PCI
>> 935 select SWAP_IO_SPACE
>> 936 select SYS_SUPPORTS_32BIT_KERNEL
>> 937 select SYS_SUPPORTS_64BIT_KERNEL
>> 938 select ARCH_PHYS_ADDR_T_64BIT
>> 939 select SYS_SUPPORTS_BIG_ENDIAN
>> 940 select SYS_SUPPORTS_HIGHMEM
>> 941 select DMA_COHERENT
>> 942 select NR_CPUS_DEFAULT_32
>> 943 select CEVT_R4K
>> 944 select CSRC_R4K
>> 945 select IRQ_MIPS_CPU
>> 946 select ZONE_DMA32 if 64BIT
>> 947 select SYNC_R4K
>> 948 select SYS_HAS_EARLY_PRINTK
>> 949 select SYS_SUPPORTS_ZBOOT
>> 950 select SYS_SUPPORTS_ZBOOT_UART16550
>> 951 help
>> 952 Support for systems based on Netlogic XLR and XLS processors.
>> 953 Say Y here if you have a XLR or XLS based board.
1004 954
1005 config FIT_IMAGE_FDT_EPM5 !! 955 config NLM_XLP_BOARD
1006 bool "Include FDT for Mobileye EyeQ5 !! 956 bool "Netlogic XLP based systems"
1007 depends on MACH_EYEQ5 !! 957 select BOOT_ELF32
1008 default n !! 958 select NLM_COMMON
>> 959 select SYS_HAS_CPU_XLP
>> 960 select SYS_SUPPORTS_SMP
>> 961 select HW_HAS_PCI
>> 962 select SYS_SUPPORTS_32BIT_KERNEL
>> 963 select SYS_SUPPORTS_64BIT_KERNEL
>> 964 select ARCH_PHYS_ADDR_T_64BIT
>> 965 select GPIOLIB
>> 966 select SYS_SUPPORTS_BIG_ENDIAN
>> 967 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 968 select SYS_SUPPORTS_HIGHMEM
>> 969 select DMA_COHERENT
>> 970 select NR_CPUS_DEFAULT_32
>> 971 select CEVT_R4K
>> 972 select CSRC_R4K
>> 973 select IRQ_MIPS_CPU
>> 974 select ZONE_DMA32 if 64BIT
>> 975 select SYNC_R4K
>> 976 select SYS_HAS_EARLY_PRINTK
>> 977 select USE_OF
>> 978 select SYS_SUPPORTS_ZBOOT
>> 979 select SYS_SUPPORTS_ZBOOT_UART16550
>> 980 help
>> 981 This board is based on Netlogic XLP Processor.
>> 982 Say Y here if you have a XLP based board.
>> 983
>> 984 config MIPS_PARAVIRT
>> 985 bool "Para-Virtualized guest system"
>> 986 select CEVT_R4K
>> 987 select CSRC_R4K
>> 988 select DMA_COHERENT
>> 989 select SYS_SUPPORTS_64BIT_KERNEL
>> 990 select SYS_SUPPORTS_32BIT_KERNEL
>> 991 select SYS_SUPPORTS_BIG_ENDIAN
>> 992 select SYS_SUPPORTS_SMP
>> 993 select NR_CPUS_DEFAULT_4
>> 994 select SYS_HAS_EARLY_PRINTK
>> 995 select SYS_HAS_CPU_MIPS32_R2
>> 996 select SYS_HAS_CPU_MIPS64_R2
>> 997 select SYS_HAS_CPU_CAVIUM_OCTEON
>> 998 select HW_HAS_PCI
>> 999 select SWAP_IO_SPACE
1009 help 1000 help
1010 Enable this to include the FDT for !! 1001 This option supports guest running under ????
1011 from Mobileye in the FIT kernel ima !! 1002
1012 This requires u-boot on the platfor !! 1003 endchoice
1013 1004
1014 source "arch/mips/alchemy/Kconfig" 1005 source "arch/mips/alchemy/Kconfig"
1015 source "arch/mips/ath25/Kconfig" 1006 source "arch/mips/ath25/Kconfig"
1016 source "arch/mips/ath79/Kconfig" 1007 source "arch/mips/ath79/Kconfig"
1017 source "arch/mips/bcm47xx/Kconfig" 1008 source "arch/mips/bcm47xx/Kconfig"
1018 source "arch/mips/bcm63xx/Kconfig" 1009 source "arch/mips/bcm63xx/Kconfig"
1019 source "arch/mips/bmips/Kconfig" 1010 source "arch/mips/bmips/Kconfig"
1020 source "arch/mips/generic/Kconfig" 1011 source "arch/mips/generic/Kconfig"
1021 source "arch/mips/ingenic/Kconfig" <<
1022 source "arch/mips/jazz/Kconfig" 1012 source "arch/mips/jazz/Kconfig"
>> 1013 source "arch/mips/jz4740/Kconfig"
1023 source "arch/mips/lantiq/Kconfig" 1014 source "arch/mips/lantiq/Kconfig"
1024 source "arch/mips/mobileye/Kconfig" !! 1015 source "arch/mips/lasat/Kconfig"
1025 source "arch/mips/pic32/Kconfig" 1016 source "arch/mips/pic32/Kconfig"
>> 1017 source "arch/mips/pistachio/Kconfig"
>> 1018 source "arch/mips/pmcs-msp71xx/Kconfig"
1026 source "arch/mips/ralink/Kconfig" 1019 source "arch/mips/ralink/Kconfig"
1027 source "arch/mips/sgi-ip27/Kconfig" 1020 source "arch/mips/sgi-ip27/Kconfig"
1028 source "arch/mips/sibyte/Kconfig" 1021 source "arch/mips/sibyte/Kconfig"
1029 source "arch/mips/txx9/Kconfig" 1022 source "arch/mips/txx9/Kconfig"
>> 1023 source "arch/mips/vr41xx/Kconfig"
1030 source "arch/mips/cavium-octeon/Kconfig" 1024 source "arch/mips/cavium-octeon/Kconfig"
1031 source "arch/mips/loongson2ef/Kconfig" <<
1032 source "arch/mips/loongson32/Kconfig" 1025 source "arch/mips/loongson32/Kconfig"
1033 source "arch/mips/loongson64/Kconfig" 1026 source "arch/mips/loongson64/Kconfig"
>> 1027 source "arch/mips/netlogic/Kconfig"
>> 1028 source "arch/mips/paravirt/Kconfig"
1034 1029
1035 endmenu 1030 endmenu
1036 1031
>> 1032 config RWSEM_GENERIC_SPINLOCK
>> 1033 bool
>> 1034 default y
>> 1035
>> 1036 config RWSEM_XCHGADD_ALGORITHM
>> 1037 bool
>> 1038
1037 config GENERIC_HWEIGHT 1039 config GENERIC_HWEIGHT
1038 bool 1040 bool
1039 default y 1041 default y
1040 1042
1041 config GENERIC_CALIBRATE_DELAY 1043 config GENERIC_CALIBRATE_DELAY
1042 bool 1044 bool
1043 default y 1045 default y
1044 1046
1045 config SCHED_OMIT_FRAME_POINTER 1047 config SCHED_OMIT_FRAME_POINTER
1046 bool 1048 bool
1047 default y 1049 default y
1048 1050
1049 # 1051 #
1050 # Select some configuration options automatic 1052 # Select some configuration options automatically based on user selections.
1051 # 1053 #
1052 config FW_ARC 1054 config FW_ARC
1053 bool 1055 bool
1054 1056
1055 config ARCH_MAY_HAVE_PC_FDC 1057 config ARCH_MAY_HAVE_PC_FDC
1056 bool 1058 bool
1057 1059
1058 config BOOT_RAW 1060 config BOOT_RAW
1059 bool 1061 bool
1060 1062
1061 config CEVT_BCM1480 1063 config CEVT_BCM1480
1062 bool 1064 bool
1063 1065
1064 config CEVT_DS1287 1066 config CEVT_DS1287
1065 bool 1067 bool
1066 1068
1067 config CEVT_GT641XX 1069 config CEVT_GT641XX
1068 bool 1070 bool
1069 1071
1070 config CEVT_R4K 1072 config CEVT_R4K
1071 bool 1073 bool
1072 1074
1073 config CEVT_SB1250 1075 config CEVT_SB1250
1074 bool 1076 bool
1075 1077
1076 config CEVT_TXX9 1078 config CEVT_TXX9
1077 bool 1079 bool
1078 1080
1079 config CSRC_BCM1480 1081 config CSRC_BCM1480
1080 bool 1082 bool
1081 1083
1082 config CSRC_IOASIC 1084 config CSRC_IOASIC
1083 bool 1085 bool
1084 1086
1085 config CSRC_R4K 1087 config CSRC_R4K
1086 select CLOCKSOURCE_WATCHDOG if CPU_FR <<
1087 select HAVE_UNSTABLE_SCHED_CLOCK if S <<
1088 bool 1088 bool
1089 1089
1090 config CSRC_SB1250 1090 config CSRC_SB1250
1091 bool 1091 bool
1092 1092
1093 config MIPS_CLOCK_VSYSCALL 1093 config MIPS_CLOCK_VSYSCALL
1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC 1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC
1095 1095
1096 config GPIO_TXX9 1096 config GPIO_TXX9
1097 select GPIOLIB 1097 select GPIOLIB
1098 bool 1098 bool
1099 1099
1100 config FW_CFE 1100 config FW_CFE
1101 bool 1101 bool
1102 1102
>> 1103 config ARCH_DMA_ADDR_T_64BIT
>> 1104 def_bool (HIGHMEM && ARCH_PHYS_ADDR_T_64BIT) || 64BIT
>> 1105
1103 config ARCH_SUPPORTS_UPROBES 1106 config ARCH_SUPPORTS_UPROBES
1104 def_bool y !! 1107 bool
>> 1108
>> 1109 config DMA_MAYBE_COHERENT
>> 1110 select DMA_NONCOHERENT
>> 1111 bool
>> 1112
>> 1113 config DMA_PERDEV_COHERENT
>> 1114 bool
>> 1115 select DMA_MAYBE_COHERENT
>> 1116
>> 1117 config DMA_COHERENT
>> 1118 bool
1105 1119
1106 config DMA_NONCOHERENT 1120 config DMA_NONCOHERENT
1107 bool 1121 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 <<
1120 select ARCH_HAS_DMA_SET_UNCACHED <<
1121 select DMA_NONCOHERENT_MMAP <<
1122 select NEED_DMA_MAP_STATE 1122 select NEED_DMA_MAP_STATE
1123 1123
>> 1124 config NEED_DMA_MAP_STATE
>> 1125 bool
>> 1126
1124 config SYS_HAS_EARLY_PRINTK 1127 config SYS_HAS_EARLY_PRINTK
1125 bool 1128 bool
1126 1129
1127 config SYS_SUPPORTS_HOTPLUG_CPU 1130 config SYS_SUPPORTS_HOTPLUG_CPU
1128 bool 1131 bool
1129 1132
1130 config MIPS_BONITO64 1133 config MIPS_BONITO64
1131 bool 1134 bool
1132 1135
1133 config MIPS_MSC 1136 config MIPS_MSC
1134 bool 1137 bool
1135 1138
>> 1139 config MIPS_NILE4
>> 1140 bool
>> 1141
1136 config SYNC_R4K 1142 config SYNC_R4K
1137 bool 1143 bool
1138 1144
>> 1145 config MIPS_MACHINE
>> 1146 def_bool n
>> 1147
1139 config NO_IOPORT_MAP 1148 config NO_IOPORT_MAP
1140 def_bool n 1149 def_bool n
1141 1150
1142 config GENERIC_CSUM 1151 config GENERIC_CSUM
1143 def_bool CPU_NO_LOAD_STORE_LR !! 1152 bool
1144 1153
1145 config GENERIC_ISA_DMA 1154 config GENERIC_ISA_DMA
1146 bool 1155 bool
1147 select ZONE_DMA if GENERIC_ISA_DMA_SU 1156 select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1148 select ISA_DMA_API 1157 select ISA_DMA_API
1149 1158
1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN 1159 config GENERIC_ISA_DMA_SUPPORT_BROKEN
1151 bool 1160 bool
1152 select GENERIC_ISA_DMA 1161 select GENERIC_ISA_DMA
1153 1162
1154 config HAVE_PLAT_DELAY !! 1163 config ISA_DMA_API
1155 bool <<
1156 <<
1157 config HAVE_PLAT_FW_INIT_CMDLINE <<
1158 bool 1164 bool
1159 1165
1160 config HAVE_PLAT_MEMCPY !! 1166 config HOLES_IN_ZONE
1161 bool <<
1162 <<
1163 config ISA_DMA_API <<
1164 bool 1167 bool
1165 1168
1166 config SYS_SUPPORTS_RELOCATABLE 1169 config SYS_SUPPORTS_RELOCATABLE
1167 bool 1170 bool
1168 help 1171 help
1169 Selected if the platform supports r !! 1172 Selected if the platform supports relocating the kernel.
1170 The platform must provide plat_get_ !! 1173 The platform must provide plat_get_fdt() if it selects CONFIG_USE_OF
1171 to allow access to command line and !! 1174 to allow access to command line and entropy sources.
>> 1175
>> 1176 config MIPS_CBPF_JIT
>> 1177 def_bool y
>> 1178 depends on BPF_JIT && HAVE_CBPF_JIT
>> 1179
>> 1180 config MIPS_EBPF_JIT
>> 1181 def_bool y
>> 1182 depends on BPF_JIT && HAVE_EBPF_JIT
>> 1183
1172 1184
1173 # 1185 #
1174 # Endianness selection. Sufficiently obscure 1186 # Endianness selection. Sufficiently obscure so many users don't know what to
1175 # answer,so we try hard to limit the availabl 1187 # answer,so we try hard to limit the available choices. Also the use of a
1176 # choice statement should be more obvious to 1188 # choice statement should be more obvious to the user.
1177 # 1189 #
1178 choice 1190 choice
1179 prompt "Endianness selection" 1191 prompt "Endianness selection"
1180 help 1192 help
1181 Some MIPS machines can be configure 1193 Some MIPS machines can be configured for either little or big endian
1182 byte order. These modes require dif 1194 byte order. These modes require different kernels and a different
1183 Linux distribution. In general the 1195 Linux distribution. In general there is one preferred byteorder for a
1184 particular system but some systems 1196 particular system but some systems are just as commonly used in the
1185 one or the other endianness. 1197 one or the other endianness.
1186 1198
1187 config CPU_BIG_ENDIAN 1199 config CPU_BIG_ENDIAN
1188 bool "Big endian" 1200 bool "Big endian"
1189 depends on SYS_SUPPORTS_BIG_ENDIAN 1201 depends on SYS_SUPPORTS_BIG_ENDIAN
1190 1202
1191 config CPU_LITTLE_ENDIAN 1203 config CPU_LITTLE_ENDIAN
1192 bool "Little endian" 1204 bool "Little endian"
1193 depends on SYS_SUPPORTS_LITTLE_ENDIAN 1205 depends on SYS_SUPPORTS_LITTLE_ENDIAN
1194 1206
1195 endchoice 1207 endchoice
1196 1208
1197 config EXPORT_UASM 1209 config EXPORT_UASM
1198 bool 1210 bool
1199 1211
1200 config SYS_SUPPORTS_APM_EMULATION 1212 config SYS_SUPPORTS_APM_EMULATION
1201 bool 1213 bool
1202 1214
1203 config SYS_SUPPORTS_BIG_ENDIAN 1215 config SYS_SUPPORTS_BIG_ENDIAN
1204 bool 1216 bool
1205 1217
1206 config SYS_SUPPORTS_LITTLE_ENDIAN 1218 config SYS_SUPPORTS_LITTLE_ENDIAN
1207 bool 1219 bool
1208 1220
>> 1221 config SYS_SUPPORTS_HUGETLBFS
>> 1222 bool
>> 1223 depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
>> 1224 default y
>> 1225
1209 config MIPS_HUGE_TLB_SUPPORT 1226 config MIPS_HUGE_TLB_SUPPORT
1210 def_bool HUGETLB_PAGE || TRANSPARENT_ 1227 def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1211 1228
>> 1229 config IRQ_CPU_RM7K
>> 1230 bool
>> 1231
>> 1232 config IRQ_MSP_SLP
>> 1233 bool
>> 1234
>> 1235 config IRQ_MSP_CIC
>> 1236 bool
>> 1237
1212 config IRQ_TXX9 1238 config IRQ_TXX9
1213 bool 1239 bool
1214 1240
1215 config IRQ_GT641XX 1241 config IRQ_GT641XX
1216 bool 1242 bool
1217 1243
1218 config PCI_GT64XXX_PCI0 1244 config PCI_GT64XXX_PCI0
1219 bool 1245 bool
1220 1246
1221 config PCI_XTALK_BRIDGE !! 1247 config NO_EXCEPT_FILL
1222 bool 1248 bool
1223 1249
1224 config NO_EXCEPT_FILL !! 1250 config SOC_EMMA2RH
>> 1251 bool
>> 1252 select CEVT_R4K
>> 1253 select CSRC_R4K
>> 1254 select DMA_NONCOHERENT
>> 1255 select IRQ_MIPS_CPU
>> 1256 select SWAP_IO_SPACE
>> 1257 select SYS_HAS_CPU_R5500
>> 1258 select SYS_SUPPORTS_32BIT_KERNEL
>> 1259 select SYS_SUPPORTS_64BIT_KERNEL
>> 1260 select SYS_SUPPORTS_BIG_ENDIAN
>> 1261
>> 1262 config SOC_PNX833X
1225 bool 1263 bool
>> 1264 select CEVT_R4K
>> 1265 select CSRC_R4K
>> 1266 select IRQ_MIPS_CPU
>> 1267 select DMA_NONCOHERENT
>> 1268 select SYS_HAS_CPU_MIPS32_R2
>> 1269 select SYS_SUPPORTS_32BIT_KERNEL
>> 1270 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 1271 select SYS_SUPPORTS_BIG_ENDIAN
>> 1272 select SYS_SUPPORTS_MIPS16
>> 1273 select CPU_MIPSR2_IRQ_VI
>> 1274
>> 1275 config SOC_PNX8335
>> 1276 bool
>> 1277 select SOC_PNX833X
1226 1278
1227 config MIPS_SPRAM 1279 config MIPS_SPRAM
1228 bool 1280 bool
1229 1281
1230 config SWAP_IO_SPACE 1282 config SWAP_IO_SPACE
1231 bool 1283 bool
1232 1284
1233 config SGI_HAS_INDYDOG 1285 config SGI_HAS_INDYDOG
1234 bool 1286 bool
1235 1287
1236 config SGI_HAS_HAL2 1288 config SGI_HAS_HAL2
1237 bool 1289 bool
1238 1290
1239 config SGI_HAS_SEEQ 1291 config SGI_HAS_SEEQ
1240 bool 1292 bool
1241 1293
1242 config SGI_HAS_WD93 1294 config SGI_HAS_WD93
1243 bool 1295 bool
1244 1296
1245 config SGI_HAS_ZILOG 1297 config SGI_HAS_ZILOG
1246 bool 1298 bool
1247 1299
1248 config SGI_HAS_I8042 1300 config SGI_HAS_I8042
1249 bool 1301 bool
1250 1302
1251 config DEFAULT_SGI_PARTITION 1303 config DEFAULT_SGI_PARTITION
1252 bool 1304 bool
1253 1305
1254 config FW_ARC32 1306 config FW_ARC32
1255 bool 1307 bool
1256 1308
1257 config FW_SNIPROM 1309 config FW_SNIPROM
1258 bool 1310 bool
1259 1311
1260 config BOOT_ELF32 1312 config BOOT_ELF32
1261 bool 1313 bool
1262 1314
1263 config MIPS_L1_CACHE_SHIFT_4 1315 config MIPS_L1_CACHE_SHIFT_4
1264 bool 1316 bool
1265 1317
1266 config MIPS_L1_CACHE_SHIFT_5 1318 config MIPS_L1_CACHE_SHIFT_5
1267 bool 1319 bool
1268 1320
1269 config MIPS_L1_CACHE_SHIFT_6 1321 config MIPS_L1_CACHE_SHIFT_6
1270 bool 1322 bool
1271 1323
1272 config MIPS_L1_CACHE_SHIFT_7 1324 config MIPS_L1_CACHE_SHIFT_7
1273 bool 1325 bool
1274 1326
1275 config MIPS_L1_CACHE_SHIFT 1327 config MIPS_L1_CACHE_SHIFT
1276 int 1328 int
1277 default "7" if MIPS_L1_CACHE_SHIFT_7 1329 default "7" if MIPS_L1_CACHE_SHIFT_7
1278 default "6" if MIPS_L1_CACHE_SHIFT_6 1330 default "6" if MIPS_L1_CACHE_SHIFT_6
1279 default "5" if MIPS_L1_CACHE_SHIFT_5 1331 default "5" if MIPS_L1_CACHE_SHIFT_5
1280 default "4" if MIPS_L1_CACHE_SHIFT_4 1332 default "4" if MIPS_L1_CACHE_SHIFT_4
1281 default "5" 1333 default "5"
1282 1334
1283 config ARC_CMDLINE_ONLY !! 1335 config HAVE_STD_PC_SERIAL_PORT
1284 bool 1336 bool
1285 1337
1286 config ARC_CONSOLE 1338 config ARC_CONSOLE
1287 bool "ARC console support" 1339 bool "ARC console support"
1288 depends on SGI_IP22 || SGI_IP28 || (S 1340 depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
1289 1341
1290 config ARC_MEMORY 1342 config ARC_MEMORY
1291 bool 1343 bool
>> 1344 depends on MACH_JAZZ || SNI_RM || SGI_IP32
>> 1345 default y
1292 1346
1293 config ARC_PROMLIB 1347 config ARC_PROMLIB
1294 bool 1348 bool
>> 1349 depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
>> 1350 default y
1295 1351
1296 config FW_ARC64 1352 config FW_ARC64
1297 bool 1353 bool
1298 1354
1299 config BOOT_ELF64 1355 config BOOT_ELF64
1300 bool 1356 bool
1301 1357
1302 menu "CPU selection" 1358 menu "CPU selection"
1303 1359
1304 choice 1360 choice
1305 prompt "CPU type" 1361 prompt "CPU type"
1306 default CPU_R4X00 1362 default CPU_R4X00
1307 1363
1308 config CPU_LOONGSON64 !! 1364 config CPU_LOONGSON3
1309 bool "Loongson 64-bit CPU" !! 1365 bool "Loongson 3 CPU"
1310 depends on SYS_HAS_CPU_LOONGSON64 !! 1366 depends on SYS_HAS_CPU_LOONGSON3
1311 select ARCH_HAS_PHYS_TO_DMA <<
1312 select CPU_MIPSR2 <<
1313 select CPU_HAS_PREFETCH <<
1314 select CPU_SUPPORTS_64BIT_KERNEL 1367 select CPU_SUPPORTS_64BIT_KERNEL
1315 select CPU_SUPPORTS_HIGHMEM 1368 select CPU_SUPPORTS_HIGHMEM
1316 select CPU_SUPPORTS_HUGEPAGES 1369 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 1370 select WEAK_ORDERING
1323 select WEAK_REORDERING_BEYOND_LLSC 1371 select WEAK_REORDERING_BEYOND_LLSC
1324 select MIPS_ASID_BITS_VARIABLE <<
1325 select MIPS_PGD_C0_CONTEXT 1372 select MIPS_PGD_C0_CONTEXT
1326 select MIPS_L1_CACHE_SHIFT_6 1373 select MIPS_L1_CACHE_SHIFT_6
1327 select MIPS_FP_SUPPORT <<
1328 select GPIOLIB 1374 select GPIOLIB
1329 select SWIOTLB <<
1330 help 1375 help
1331 The Loongson GSx64(GS264/GS464/GS46 !! 1376 The Loongson 3 processor implements the MIPS64R2 instruction
1332 cores implements the MIPS64R2 instr !! 1377 set with many extensions.
1333 including most 64-bit Loongson-2 (2 !! 1378
1334 3B1000, 3B1500, 3A2000, 3A3000 and !! 1379 config LOONGSON3_ENHANCEMENT
1335 Loongson-2E/2F is not covered here !! 1380 bool "New Loongson 3 CPU Enhancements"
>> 1381 default n
>> 1382 select CPU_MIPSR2
>> 1383 select CPU_HAS_PREFETCH
>> 1384 depends on CPU_LOONGSON3
>> 1385 help
>> 1386 New Loongson 3 CPU (since Loongson-3A R2, as opposed to Loongson-3A
>> 1387 R1, Loongson-3B R1 and Loongson-3B R2) has many enhancements, such as
>> 1388 FTLB, L1-VCache, EI/DI/Wait/Prefetch instruction, DSP/DSPv2 ASE, User
>> 1389 Local register, Read-Inhibit/Execute-Inhibit, SFB (Store Fill Buffer),
>> 1390 Fast TLB refill support, etc.
>> 1391
>> 1392 This option enable those enhancements which are not probed at run
>> 1393 time. If you want a generic kernel to run on all Loongson 3 machines,
>> 1394 please say 'N' here. If you want a high-performance kernel to run on
>> 1395 new Loongson 3 machines only, please say 'Y' here.
1336 1396
1337 config CPU_LOONGSON2E 1397 config CPU_LOONGSON2E
1338 bool "Loongson 2E" 1398 bool "Loongson 2E"
1339 depends on SYS_HAS_CPU_LOONGSON2E 1399 depends on SYS_HAS_CPU_LOONGSON2E
1340 select CPU_LOONGSON2EF !! 1400 select CPU_LOONGSON2
1341 help 1401 help
1342 The Loongson 2E processor implement 1402 The Loongson 2E processor implements the MIPS III instruction set
1343 with many extensions. 1403 with many extensions.
1344 1404
1345 It has an internal FPGA northbridge 1405 It has an internal FPGA northbridge, which is compatible to
1346 bonito64. 1406 bonito64.
1347 1407
1348 config CPU_LOONGSON2F 1408 config CPU_LOONGSON2F
1349 bool "Loongson 2F" 1409 bool "Loongson 2F"
1350 depends on SYS_HAS_CPU_LOONGSON2F 1410 depends on SYS_HAS_CPU_LOONGSON2F
1351 select CPU_LOONGSON2EF !! 1411 select CPU_LOONGSON2
>> 1412 select GPIOLIB
1352 help 1413 help
1353 The Loongson 2F processor implement 1414 The Loongson 2F processor implements the MIPS III instruction set
1354 with many extensions. 1415 with many extensions.
1355 1416
1356 Loongson2F have built-in DDR2 and P 1417 Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
1357 have a similar programming interfac 1418 have a similar programming interface with FPGA northbridge used in
1358 Loongson2E. 1419 Loongson2E.
1359 1420
1360 config CPU_LOONGSON1B 1421 config CPU_LOONGSON1B
1361 bool "Loongson 1B" 1422 bool "Loongson 1B"
1362 depends on SYS_HAS_CPU_LOONGSON1B 1423 depends on SYS_HAS_CPU_LOONGSON1B
1363 select CPU_LOONGSON32 !! 1424 select CPU_LOONGSON1
1364 select LEDS_GPIO_REGISTER 1425 select LEDS_GPIO_REGISTER
1365 help 1426 help
1366 The Loongson 1B is a 32-bit SoC, wh 1427 The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1367 Release 1 instruction set and part !! 1428 release 2 instruction set.
1368 instruction set. <<
1369 1429
1370 config CPU_LOONGSON1C 1430 config CPU_LOONGSON1C
1371 bool "Loongson 1C" 1431 bool "Loongson 1C"
1372 depends on SYS_HAS_CPU_LOONGSON1C 1432 depends on SYS_HAS_CPU_LOONGSON1C
1373 select CPU_LOONGSON32 !! 1433 select CPU_LOONGSON1
1374 select LEDS_GPIO_REGISTER 1434 select LEDS_GPIO_REGISTER
1375 help 1435 help
1376 The Loongson 1C is a 32-bit SoC, wh 1436 The Loongson 1C is a 32-bit SoC, which implements the MIPS32
1377 Release 1 instruction set and part !! 1437 release 2 instruction set.
1378 instruction set. <<
1379 1438
1380 config CPU_MIPS32_R1 1439 config CPU_MIPS32_R1
1381 bool "MIPS32 Release 1" 1440 bool "MIPS32 Release 1"
1382 depends on SYS_HAS_CPU_MIPS32_R1 1441 depends on SYS_HAS_CPU_MIPS32_R1
1383 select CPU_HAS_PREFETCH 1442 select CPU_HAS_PREFETCH
1384 select CPU_SUPPORTS_32BIT_KERNEL 1443 select CPU_SUPPORTS_32BIT_KERNEL
1385 select CPU_SUPPORTS_HIGHMEM 1444 select CPU_SUPPORTS_HIGHMEM
1386 help 1445 help
1387 Choose this option to build a kerne 1446 Choose this option to build a kernel for release 1 or later of the
1388 MIPS32 architecture. Most modern e 1447 MIPS32 architecture. Most modern embedded systems with a 32-bit
1389 MIPS processor are based on a MIPS3 1448 MIPS processor are based on a MIPS32 processor. If you know the
1390 specific type of processor in your 1449 specific type of processor in your system, choose those that one
1391 otherwise CPU_MIPS32_R1 is a safe b 1450 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1392 Release 2 of the MIPS32 architectur 1451 Release 2 of the MIPS32 architecture is available since several
1393 years so chances are you even have 1452 years so chances are you even have a MIPS32 Release 2 processor
1394 in which case you should choose CPU 1453 in which case you should choose CPU_MIPS32_R2 instead for better
1395 performance. 1454 performance.
1396 1455
1397 config CPU_MIPS32_R2 1456 config CPU_MIPS32_R2
1398 bool "MIPS32 Release 2" 1457 bool "MIPS32 Release 2"
1399 depends on SYS_HAS_CPU_MIPS32_R2 1458 depends on SYS_HAS_CPU_MIPS32_R2
1400 select CPU_HAS_PREFETCH 1459 select CPU_HAS_PREFETCH
1401 select CPU_SUPPORTS_32BIT_KERNEL 1460 select CPU_SUPPORTS_32BIT_KERNEL
1402 select CPU_SUPPORTS_HIGHMEM 1461 select CPU_SUPPORTS_HIGHMEM
1403 select CPU_SUPPORTS_MSA 1462 select CPU_SUPPORTS_MSA
>> 1463 select HAVE_KVM
1404 help 1464 help
1405 Choose this option to build a kerne 1465 Choose this option to build a kernel for release 2 or later of the
1406 MIPS32 architecture. Most modern e 1466 MIPS32 architecture. Most modern embedded systems with a 32-bit
1407 MIPS processor are based on a MIPS3 1467 MIPS processor are based on a MIPS32 processor. If you know the
1408 specific type of processor in your 1468 specific type of processor in your system, choose those that one
1409 otherwise CPU_MIPS32_R1 is a safe b 1469 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1410 1470
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 1471 config CPU_MIPS32_R6
1427 bool "MIPS32 Release 6" 1472 bool "MIPS32 Release 6"
1428 depends on SYS_HAS_CPU_MIPS32_R6 1473 depends on SYS_HAS_CPU_MIPS32_R6
1429 select CPU_HAS_PREFETCH 1474 select CPU_HAS_PREFETCH
1430 select CPU_NO_LOAD_STORE_LR <<
1431 select CPU_SUPPORTS_32BIT_KERNEL 1475 select CPU_SUPPORTS_32BIT_KERNEL
1432 select CPU_SUPPORTS_HIGHMEM 1476 select CPU_SUPPORTS_HIGHMEM
1433 select CPU_SUPPORTS_MSA 1477 select CPU_SUPPORTS_MSA
1434 select CPU_SUPPORTS_VZ !! 1478 select GENERIC_CSUM
>> 1479 select HAVE_KVM
1435 select MIPS_O32_FP64_SUPPORT 1480 select MIPS_O32_FP64_SUPPORT
1436 help 1481 help
1437 Choose this option to build a kerne 1482 Choose this option to build a kernel for release 6 or later of the
1438 MIPS32 architecture. New MIPS proc 1483 MIPS32 architecture. New MIPS processors, starting with the Warrior
1439 family, are based on a MIPS32r6 pro 1484 family, are based on a MIPS32r6 processor. If you own an older
1440 processor, you probably need to sel 1485 processor, you probably need to select MIPS32r1 or MIPS32r2 instead.
1441 1486
1442 config CPU_MIPS64_R1 1487 config CPU_MIPS64_R1
1443 bool "MIPS64 Release 1" 1488 bool "MIPS64 Release 1"
1444 depends on SYS_HAS_CPU_MIPS64_R1 1489 depends on SYS_HAS_CPU_MIPS64_R1
1445 select CPU_HAS_PREFETCH 1490 select CPU_HAS_PREFETCH
1446 select CPU_SUPPORTS_32BIT_KERNEL 1491 select CPU_SUPPORTS_32BIT_KERNEL
1447 select CPU_SUPPORTS_64BIT_KERNEL 1492 select CPU_SUPPORTS_64BIT_KERNEL
1448 select CPU_SUPPORTS_HIGHMEM 1493 select CPU_SUPPORTS_HIGHMEM
1449 select CPU_SUPPORTS_HUGEPAGES 1494 select CPU_SUPPORTS_HUGEPAGES
1450 help 1495 help
1451 Choose this option to build a kerne 1496 Choose this option to build a kernel for release 1 or later of the
1452 MIPS64 architecture. Many modern e 1497 MIPS64 architecture. Many modern embedded systems with a 64-bit
1453 MIPS processor are based on a MIPS6 1498 MIPS processor are based on a MIPS64 processor. If you know the
1454 specific type of processor in your 1499 specific type of processor in your system, choose those that one
1455 otherwise CPU_MIPS64_R1 is a safe b 1500 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1456 Release 2 of the MIPS64 architectur 1501 Release 2 of the MIPS64 architecture is available since several
1457 years so chances are you even have 1502 years so chances are you even have a MIPS64 Release 2 processor
1458 in which case you should choose CPU 1503 in which case you should choose CPU_MIPS64_R2 instead for better
1459 performance. 1504 performance.
1460 1505
1461 config CPU_MIPS64_R2 1506 config CPU_MIPS64_R2
1462 bool "MIPS64 Release 2" 1507 bool "MIPS64 Release 2"
1463 depends on SYS_HAS_CPU_MIPS64_R2 1508 depends on SYS_HAS_CPU_MIPS64_R2
1464 select CPU_HAS_PREFETCH 1509 select CPU_HAS_PREFETCH
1465 select CPU_SUPPORTS_32BIT_KERNEL 1510 select CPU_SUPPORTS_32BIT_KERNEL
1466 select CPU_SUPPORTS_64BIT_KERNEL 1511 select CPU_SUPPORTS_64BIT_KERNEL
1467 select CPU_SUPPORTS_HIGHMEM 1512 select CPU_SUPPORTS_HIGHMEM
1468 select CPU_SUPPORTS_HUGEPAGES 1513 select CPU_SUPPORTS_HUGEPAGES
1469 select CPU_SUPPORTS_MSA 1514 select CPU_SUPPORTS_MSA
>> 1515 select HAVE_KVM
1470 help 1516 help
1471 Choose this option to build a kerne 1517 Choose this option to build a kernel for release 2 or later of the
1472 MIPS64 architecture. Many modern e 1518 MIPS64 architecture. Many modern embedded systems with a 64-bit
1473 MIPS processor are based on a MIPS6 1519 MIPS processor are based on a MIPS64 processor. If you know the
1474 specific type of processor in your 1520 specific type of processor in your system, choose those that one
1475 otherwise CPU_MIPS64_R1 is a safe b 1521 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1476 1522
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 1523 config CPU_MIPS64_R6
1495 bool "MIPS64 Release 6" 1524 bool "MIPS64 Release 6"
1496 depends on SYS_HAS_CPU_MIPS64_R6 1525 depends on SYS_HAS_CPU_MIPS64_R6
1497 select CPU_HAS_PREFETCH 1526 select CPU_HAS_PREFETCH
1498 select CPU_NO_LOAD_STORE_LR <<
1499 select CPU_SUPPORTS_32BIT_KERNEL 1527 select CPU_SUPPORTS_32BIT_KERNEL
1500 select CPU_SUPPORTS_64BIT_KERNEL 1528 select CPU_SUPPORTS_64BIT_KERNEL
1501 select CPU_SUPPORTS_HIGHMEM 1529 select CPU_SUPPORTS_HIGHMEM
1502 select CPU_SUPPORTS_HUGEPAGES <<
1503 select CPU_SUPPORTS_MSA 1530 select CPU_SUPPORTS_MSA
>> 1531 select GENERIC_CSUM
1504 select MIPS_O32_FP64_SUPPORT if 32BIT 1532 select MIPS_O32_FP64_SUPPORT if 32BIT || MIPS32_O32
1505 select CPU_SUPPORTS_VZ !! 1533 select HAVE_KVM
1506 help 1534 help
1507 Choose this option to build a kerne 1535 Choose this option to build a kernel for release 6 or later of the
1508 MIPS64 architecture. New MIPS proc 1536 MIPS64 architecture. New MIPS processors, starting with the Warrior
1509 family, are based on a MIPS64r6 pro 1537 family, are based on a MIPS64r6 processor. If you own an older
1510 processor, you probably need to sel 1538 processor, you probably need to select MIPS64r1 or MIPS64r2 instead.
1511 1539
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 1540 config CPU_R3000
1534 bool "R3000" 1541 bool "R3000"
1535 depends on SYS_HAS_CPU_R3000 1542 depends on SYS_HAS_CPU_R3000
1536 select CPU_HAS_WB 1543 select CPU_HAS_WB
1537 select CPU_R3K_TLB <<
1538 select CPU_SUPPORTS_32BIT_KERNEL 1544 select CPU_SUPPORTS_32BIT_KERNEL
1539 select CPU_SUPPORTS_HIGHMEM 1545 select CPU_SUPPORTS_HIGHMEM
1540 help 1546 help
1541 Please make sure to pick the right 1547 Please make sure to pick the right CPU type. Linux/MIPS is not
1542 designed to be generic, i.e. Kernel 1548 designed to be generic, i.e. Kernels compiled for R3000 CPUs will
1543 *not* work on R4000 machines and vi 1549 *not* work on R4000 machines and vice versa. However, since most
1544 of the supported machines have an R 1550 of the supported machines have an R4000 (or similar) CPU, R4x00
1545 might be a safe bet. If the result 1551 might be a safe bet. If the resulting kernel does not work,
1546 try to recompile with R3000. 1552 try to recompile with R3000.
1547 1553
>> 1554 config CPU_TX39XX
>> 1555 bool "R39XX"
>> 1556 depends on SYS_HAS_CPU_TX39XX
>> 1557 select CPU_SUPPORTS_32BIT_KERNEL
>> 1558
>> 1559 config CPU_VR41XX
>> 1560 bool "R41xx"
>> 1561 depends on SYS_HAS_CPU_VR41XX
>> 1562 select CPU_SUPPORTS_32BIT_KERNEL
>> 1563 select CPU_SUPPORTS_64BIT_KERNEL
>> 1564 help
>> 1565 The options selects support for the NEC VR4100 series of processors.
>> 1566 Only choose this option if you have one of these processors as a
>> 1567 kernel built with this option will not run on any other type of
>> 1568 processor or vice versa.
>> 1569
1548 config CPU_R4300 1570 config CPU_R4300
1549 bool "R4300" 1571 bool "R4300"
1550 depends on SYS_HAS_CPU_R4300 1572 depends on SYS_HAS_CPU_R4300
1551 select CPU_SUPPORTS_32BIT_KERNEL 1573 select CPU_SUPPORTS_32BIT_KERNEL
1552 select CPU_SUPPORTS_64BIT_KERNEL 1574 select CPU_SUPPORTS_64BIT_KERNEL
1553 help 1575 help
1554 MIPS Technologies R4300-series proc 1576 MIPS Technologies R4300-series processors.
1555 1577
1556 config CPU_R4X00 1578 config CPU_R4X00
1557 bool "R4x00" 1579 bool "R4x00"
1558 depends on SYS_HAS_CPU_R4X00 1580 depends on SYS_HAS_CPU_R4X00
1559 select CPU_SUPPORTS_32BIT_KERNEL 1581 select CPU_SUPPORTS_32BIT_KERNEL
1560 select CPU_SUPPORTS_64BIT_KERNEL 1582 select CPU_SUPPORTS_64BIT_KERNEL
1561 select CPU_SUPPORTS_HUGEPAGES 1583 select CPU_SUPPORTS_HUGEPAGES
1562 help 1584 help
1563 MIPS Technologies R4000-series proc 1585 MIPS Technologies R4000-series processors other than 4300, including
1564 the R4000, R4400, R4600, and 4700. 1586 the R4000, R4400, R4600, and 4700.
1565 1587
1566 config CPU_TX49XX 1588 config CPU_TX49XX
1567 bool "R49XX" 1589 bool "R49XX"
1568 depends on SYS_HAS_CPU_TX49XX 1590 depends on SYS_HAS_CPU_TX49XX
1569 select CPU_HAS_PREFETCH 1591 select CPU_HAS_PREFETCH
1570 select CPU_SUPPORTS_32BIT_KERNEL 1592 select CPU_SUPPORTS_32BIT_KERNEL
1571 select CPU_SUPPORTS_64BIT_KERNEL 1593 select CPU_SUPPORTS_64BIT_KERNEL
1572 select CPU_SUPPORTS_HUGEPAGES 1594 select CPU_SUPPORTS_HUGEPAGES
1573 1595
1574 config CPU_R5000 1596 config CPU_R5000
1575 bool "R5000" 1597 bool "R5000"
1576 depends on SYS_HAS_CPU_R5000 1598 depends on SYS_HAS_CPU_R5000
1577 select CPU_SUPPORTS_32BIT_KERNEL 1599 select CPU_SUPPORTS_32BIT_KERNEL
1578 select CPU_SUPPORTS_64BIT_KERNEL 1600 select CPU_SUPPORTS_64BIT_KERNEL
1579 select CPU_SUPPORTS_HUGEPAGES 1601 select CPU_SUPPORTS_HUGEPAGES
1580 help 1602 help
1581 MIPS Technologies R5000-series proc 1603 MIPS Technologies R5000-series processors other than the Nevada.
1582 1604
>> 1605 config CPU_R5432
>> 1606 bool "R5432"
>> 1607 depends on SYS_HAS_CPU_R5432
>> 1608 select CPU_SUPPORTS_32BIT_KERNEL
>> 1609 select CPU_SUPPORTS_64BIT_KERNEL
>> 1610 select CPU_SUPPORTS_HUGEPAGES
>> 1611
1583 config CPU_R5500 1612 config CPU_R5500
1584 bool "R5500" 1613 bool "R5500"
1585 depends on SYS_HAS_CPU_R5500 1614 depends on SYS_HAS_CPU_R5500
1586 select CPU_SUPPORTS_32BIT_KERNEL 1615 select CPU_SUPPORTS_32BIT_KERNEL
1587 select CPU_SUPPORTS_64BIT_KERNEL 1616 select CPU_SUPPORTS_64BIT_KERNEL
1588 select CPU_SUPPORTS_HUGEPAGES 1617 select CPU_SUPPORTS_HUGEPAGES
1589 help 1618 help
1590 NEC VR5500 and VR5500A series proce 1619 NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1591 instruction set. 1620 instruction set.
1592 1621
1593 config CPU_NEVADA 1622 config CPU_NEVADA
1594 bool "RM52xx" 1623 bool "RM52xx"
1595 depends on SYS_HAS_CPU_NEVADA 1624 depends on SYS_HAS_CPU_NEVADA
1596 select CPU_SUPPORTS_32BIT_KERNEL 1625 select CPU_SUPPORTS_32BIT_KERNEL
1597 select CPU_SUPPORTS_64BIT_KERNEL 1626 select CPU_SUPPORTS_64BIT_KERNEL
1598 select CPU_SUPPORTS_HUGEPAGES 1627 select CPU_SUPPORTS_HUGEPAGES
1599 help 1628 help
1600 QED / PMC-Sierra RM52xx-series ("Ne 1629 QED / PMC-Sierra RM52xx-series ("Nevada") processors.
1601 1630
>> 1631 config CPU_R8000
>> 1632 bool "R8000"
>> 1633 depends on SYS_HAS_CPU_R8000
>> 1634 select CPU_HAS_PREFETCH
>> 1635 select CPU_SUPPORTS_64BIT_KERNEL
>> 1636 help
>> 1637 MIPS Technologies R8000 processors. Note these processors are
>> 1638 uncommon and the support for them is incomplete.
>> 1639
1602 config CPU_R10000 1640 config CPU_R10000
1603 bool "R10000" 1641 bool "R10000"
1604 depends on SYS_HAS_CPU_R10000 1642 depends on SYS_HAS_CPU_R10000
1605 select CPU_HAS_PREFETCH 1643 select CPU_HAS_PREFETCH
1606 select CPU_SUPPORTS_32BIT_KERNEL 1644 select CPU_SUPPORTS_32BIT_KERNEL
1607 select CPU_SUPPORTS_64BIT_KERNEL 1645 select CPU_SUPPORTS_64BIT_KERNEL
1608 select CPU_SUPPORTS_HIGHMEM 1646 select CPU_SUPPORTS_HIGHMEM
1609 select CPU_SUPPORTS_HUGEPAGES 1647 select CPU_SUPPORTS_HUGEPAGES
1610 help 1648 help
1611 MIPS Technologies R10000-series pro 1649 MIPS Technologies R10000-series processors.
1612 1650
1613 config CPU_RM7000 1651 config CPU_RM7000
1614 bool "RM7000" 1652 bool "RM7000"
1615 depends on SYS_HAS_CPU_RM7000 1653 depends on SYS_HAS_CPU_RM7000
1616 select CPU_HAS_PREFETCH 1654 select CPU_HAS_PREFETCH
1617 select CPU_SUPPORTS_32BIT_KERNEL 1655 select CPU_SUPPORTS_32BIT_KERNEL
1618 select CPU_SUPPORTS_64BIT_KERNEL 1656 select CPU_SUPPORTS_64BIT_KERNEL
1619 select CPU_SUPPORTS_HIGHMEM 1657 select CPU_SUPPORTS_HIGHMEM
1620 select CPU_SUPPORTS_HUGEPAGES 1658 select CPU_SUPPORTS_HUGEPAGES
1621 1659
1622 config CPU_SB1 1660 config CPU_SB1
1623 bool "SB1" 1661 bool "SB1"
1624 depends on SYS_HAS_CPU_SB1 1662 depends on SYS_HAS_CPU_SB1
1625 select CPU_SUPPORTS_32BIT_KERNEL 1663 select CPU_SUPPORTS_32BIT_KERNEL
1626 select CPU_SUPPORTS_64BIT_KERNEL 1664 select CPU_SUPPORTS_64BIT_KERNEL
1627 select CPU_SUPPORTS_HIGHMEM 1665 select CPU_SUPPORTS_HIGHMEM
1628 select CPU_SUPPORTS_HUGEPAGES 1666 select CPU_SUPPORTS_HUGEPAGES
1629 select WEAK_ORDERING 1667 select WEAK_ORDERING
1630 1668
1631 config CPU_CAVIUM_OCTEON 1669 config CPU_CAVIUM_OCTEON
1632 bool "Cavium Octeon processor" 1670 bool "Cavium Octeon processor"
1633 depends on SYS_HAS_CPU_CAVIUM_OCTEON 1671 depends on SYS_HAS_CPU_CAVIUM_OCTEON
1634 select CPU_HAS_PREFETCH 1672 select CPU_HAS_PREFETCH
1635 select CPU_SUPPORTS_64BIT_KERNEL 1673 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 1674 select WEAK_ORDERING
1639 select CPU_SUPPORTS_HIGHMEM 1675 select CPU_SUPPORTS_HIGHMEM
1640 select CPU_SUPPORTS_HUGEPAGES 1676 select CPU_SUPPORTS_HUGEPAGES
1641 select USB_EHCI_BIG_ENDIAN_MMIO if CP 1677 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1642 select USB_OHCI_BIG_ENDIAN_MMIO if CP 1678 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1643 select MIPS_L1_CACHE_SHIFT_7 1679 select MIPS_L1_CACHE_SHIFT_7
1644 select CPU_SUPPORTS_VZ !! 1680 select HAVE_KVM
1645 help 1681 help
1646 The Cavium Octeon processor is a hi 1682 The Cavium Octeon processor is a highly integrated chip containing
1647 many ethernet hardware widgets for 1683 many ethernet hardware widgets for networking tasks. The processor
1648 can have up to 16 Mips64v2 cores an 1684 can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1649 Full details can be found at http:/ 1685 Full details can be found at http://www.caviumnetworks.com.
1650 1686
1651 config CPU_BMIPS 1687 config CPU_BMIPS
1652 bool "Broadcom BMIPS" 1688 bool "Broadcom BMIPS"
1653 depends on SYS_HAS_CPU_BMIPS 1689 depends on SYS_HAS_CPU_BMIPS
1654 select CPU_MIPS32 1690 select CPU_MIPS32
1655 select CPU_BMIPS32_3300 if SYS_HAS_CP 1691 select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1656 select CPU_BMIPS4350 if SYS_HAS_CPU_B 1692 select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1657 select CPU_BMIPS4380 if SYS_HAS_CPU_B 1693 select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1658 select CPU_BMIPS5000 if SYS_HAS_CPU_B 1694 select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1659 select CPU_SUPPORTS_32BIT_KERNEL 1695 select CPU_SUPPORTS_32BIT_KERNEL
1660 select DMA_NONCOHERENT 1696 select DMA_NONCOHERENT
1661 select IRQ_MIPS_CPU 1697 select IRQ_MIPS_CPU
1662 select SWAP_IO_SPACE 1698 select SWAP_IO_SPACE
1663 select WEAK_ORDERING 1699 select WEAK_ORDERING
1664 select CPU_SUPPORTS_HIGHMEM 1700 select CPU_SUPPORTS_HIGHMEM
1665 select CPU_HAS_PREFETCH 1701 select CPU_HAS_PREFETCH
1666 select CPU_SUPPORTS_CPUFREQ 1702 select CPU_SUPPORTS_CPUFREQ
1667 select MIPS_EXTERNAL_TIMER 1703 select MIPS_EXTERNAL_TIMER
1668 select GENERIC_IRQ_MIGRATION if HOTPL <<
1669 help 1704 help
1670 Support for BMIPS32/3300/4350/4380 1705 Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1671 1706
1672 endchoice !! 1707 config CPU_XLR
1673 !! 1708 bool "Netlogic XLR SoC"
1674 config LOONGSON3_ENHANCEMENT !! 1709 depends on SYS_HAS_CPU_XLR
1675 bool "New Loongson-3 CPU Enhancements !! 1710 select CPU_SUPPORTS_32BIT_KERNEL
1676 default n !! 1711 select CPU_SUPPORTS_64BIT_KERNEL
1677 depends on CPU_LOONGSON64 !! 1712 select CPU_SUPPORTS_HIGHMEM
1678 help !! 1713 select CPU_SUPPORTS_HUGEPAGES
1679 New Loongson-3 cores (since Loongso !! 1714 select WEAK_ORDERING
1680 R1, Loongson-3B R1 and Loongson-3B !! 1715 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 1716 help
1695 Loongson-3 processors have the llsc !! 1717 Netlogic Microsystems XLR/XLS processors.
1696 Without workarounds the system may <<
1697 1718
1698 Say Y, unless you know what you are !! 1719 config CPU_XLP
1699 !! 1720 bool "Netlogic XLP SoC"
1700 config CPU_LOONGSON3_CPUCFG_EMULATION !! 1721 depends on SYS_HAS_CPU_XLP
1701 bool "Emulate the CPUCFG instruction !! 1722 select CPU_SUPPORTS_32BIT_KERNEL
1702 default y !! 1723 select CPU_SUPPORTS_64BIT_KERNEL
1703 depends on CPU_LOONGSON64 !! 1724 select CPU_SUPPORTS_HIGHMEM
>> 1725 select WEAK_ORDERING
>> 1726 select WEAK_REORDERING_BEYOND_LLSC
>> 1727 select CPU_HAS_PREFETCH
>> 1728 select CPU_MIPSR2
>> 1729 select CPU_SUPPORTS_HUGEPAGES
>> 1730 select MIPS_ASID_BITS_VARIABLE
1704 help 1731 help
1705 Loongson-3A R4 and newer have the C !! 1732 Netlogic Microsystems XLP processors.
1706 userland to query CPU capabilities, !! 1733 endchoice
1707 option provides emulation of the in <<
1708 cores, back to Loongson-3A1000. <<
1709 <<
1710 If unsure, please say Y. <<
1711 1734
1712 config CPU_MIPS32_3_5_FEATURES 1735 config CPU_MIPS32_3_5_FEATURES
1713 bool "MIPS32 Release 3.5 Features" 1736 bool "MIPS32 Release 3.5 Features"
1714 depends on SYS_HAS_CPU_MIPS32_R3_5 1737 depends on SYS_HAS_CPU_MIPS32_R3_5
1715 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1738 depends on CPU_MIPS32_R2 || CPU_MIPS32_R6
1716 CPU_P5600 <<
1717 help 1739 help
1718 Choose this option to build a kerne 1740 Choose this option to build a kernel for release 2 or later of the
1719 MIPS32 architecture including featu 1741 MIPS32 architecture including features from the 3.5 release such as
1720 support for Enhanced Virtual Addres 1742 support for Enhanced Virtual Addressing (EVA).
1721 1743
1722 config CPU_MIPS32_3_5_EVA 1744 config CPU_MIPS32_3_5_EVA
1723 bool "Enhanced Virtual Addressing (EV 1745 bool "Enhanced Virtual Addressing (EVA)"
1724 depends on CPU_MIPS32_3_5_FEATURES 1746 depends on CPU_MIPS32_3_5_FEATURES
1725 select EVA 1747 select EVA
1726 default y 1748 default y
1727 help 1749 help
1728 Choose this option if you want to e 1750 Choose this option if you want to enable the Enhanced Virtual
1729 Addressing (EVA) on your MIPS32 cor 1751 Addressing (EVA) on your MIPS32 core (such as proAptiv).
1730 One of its primary benefits is an i 1752 One of its primary benefits is an increase in the maximum size
1731 of lowmem (up to 3GB). If unsure, s 1753 of lowmem (up to 3GB). If unsure, say 'N' here.
1732 1754
1733 config CPU_MIPS32_R5_FEATURES 1755 config CPU_MIPS32_R5_FEATURES
1734 bool "MIPS32 Release 5 Features" 1756 bool "MIPS32 Release 5 Features"
1735 depends on SYS_HAS_CPU_MIPS32_R5 1757 depends on SYS_HAS_CPU_MIPS32_R5
1736 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1758 depends on CPU_MIPS32_R2
1737 help 1759 help
1738 Choose this option to build a kerne 1760 Choose this option to build a kernel for release 2 or later of the
1739 MIPS32 architecture including featu 1761 MIPS32 architecture including features from release 5 such as
1740 support for Extended Physical Addre 1762 support for Extended Physical Addressing (XPA).
1741 1763
1742 config CPU_MIPS32_R5_XPA 1764 config CPU_MIPS32_R5_XPA
1743 bool "Extended Physical Addressing (X 1765 bool "Extended Physical Addressing (XPA)"
1744 depends on CPU_MIPS32_R5_FEATURES 1766 depends on CPU_MIPS32_R5_FEATURES
1745 depends on !EVA 1767 depends on !EVA
1746 depends on !PAGE_SIZE_4KB 1768 depends on !PAGE_SIZE_4KB
1747 depends on SYS_SUPPORTS_HIGHMEM 1769 depends on SYS_SUPPORTS_HIGHMEM
1748 select XPA 1770 select XPA
1749 select HIGHMEM 1771 select HIGHMEM
1750 select PHYS_ADDR_T_64BIT !! 1772 select ARCH_PHYS_ADDR_T_64BIT
1751 default n 1773 default n
1752 help 1774 help
1753 Choose this option if you want to e 1775 Choose this option if you want to enable the Extended Physical
1754 Addressing (XPA) on your MIPS32 cor 1776 Addressing (XPA) on your MIPS32 core (such as P5600 series). The
1755 benefit is to increase physical add 1777 benefit is to increase physical addressing equal to or greater
1756 than 40 bits. Note that this has th 1778 than 40 bits. Note that this has the side effect of turning on
1757 64-bit addressing which in turn mak 1779 64-bit addressing which in turn makes the PTEs 64-bit in size.
1758 If unsure, say 'N' here. 1780 If unsure, say 'N' here.
1759 1781
1760 if CPU_LOONGSON2F 1782 if CPU_LOONGSON2F
1761 config CPU_NOP_WORKAROUNDS 1783 config CPU_NOP_WORKAROUNDS
1762 bool 1784 bool
1763 1785
1764 config CPU_JUMP_WORKAROUNDS 1786 config CPU_JUMP_WORKAROUNDS
1765 bool 1787 bool
1766 1788
1767 config CPU_LOONGSON2F_WORKAROUNDS 1789 config CPU_LOONGSON2F_WORKAROUNDS
1768 bool "Loongson 2F Workarounds" 1790 bool "Loongson 2F Workarounds"
1769 default y 1791 default y
1770 select CPU_NOP_WORKAROUNDS 1792 select CPU_NOP_WORKAROUNDS
1771 select CPU_JUMP_WORKAROUNDS 1793 select CPU_JUMP_WORKAROUNDS
1772 help 1794 help
1773 Loongson 2F01 / 2F02 processors hav 1795 Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1774 require workarounds. Without worka 1796 require workarounds. Without workarounds the system may hang
1775 unexpectedly. For more information 1797 unexpectedly. For more information please refer to the gas
1776 -mfix-loongson2f-nop and -mfix-loon 1798 -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1777 1799
1778 Loongson 2F03 and later have fixed 1800 Loongson 2F03 and later have fixed these issues and no workarounds
1779 are needed. The workarounds have n 1801 are needed. The workarounds have no significant side effect on them
1780 but may decrease the performance of 1802 but may decrease the performance of the system so this option should
1781 be disabled unless the kernel is in 1803 be disabled unless the kernel is intended to be run on 2F01 or 2F02
1782 systems. 1804 systems.
1783 1805
1784 If unsure, please say Y. 1806 If unsure, please say Y.
1785 endif # CPU_LOONGSON2F 1807 endif # CPU_LOONGSON2F
1786 1808
1787 config SYS_SUPPORTS_ZBOOT 1809 config SYS_SUPPORTS_ZBOOT
1788 bool 1810 bool
1789 select HAVE_KERNEL_GZIP 1811 select HAVE_KERNEL_GZIP
1790 select HAVE_KERNEL_BZIP2 1812 select HAVE_KERNEL_BZIP2
1791 select HAVE_KERNEL_LZ4 1813 select HAVE_KERNEL_LZ4
1792 select HAVE_KERNEL_LZMA 1814 select HAVE_KERNEL_LZMA
1793 select HAVE_KERNEL_LZO 1815 select HAVE_KERNEL_LZO
1794 select HAVE_KERNEL_XZ 1816 select HAVE_KERNEL_XZ
1795 select HAVE_KERNEL_ZSTD <<
1796 1817
1797 config SYS_SUPPORTS_ZBOOT_UART16550 1818 config SYS_SUPPORTS_ZBOOT_UART16550
1798 bool 1819 bool
1799 select SYS_SUPPORTS_ZBOOT 1820 select SYS_SUPPORTS_ZBOOT
1800 1821
1801 config SYS_SUPPORTS_ZBOOT_UART_PROM 1822 config SYS_SUPPORTS_ZBOOT_UART_PROM
1802 bool 1823 bool
1803 select SYS_SUPPORTS_ZBOOT 1824 select SYS_SUPPORTS_ZBOOT
1804 1825
1805 config CPU_LOONGSON2EF !! 1826 config CPU_LOONGSON2
1806 bool 1827 bool
1807 select CPU_SUPPORTS_32BIT_KERNEL 1828 select CPU_SUPPORTS_32BIT_KERNEL
1808 select CPU_SUPPORTS_64BIT_KERNEL 1829 select CPU_SUPPORTS_64BIT_KERNEL
1809 select CPU_SUPPORTS_HIGHMEM 1830 select CPU_SUPPORTS_HIGHMEM
1810 select CPU_SUPPORTS_HUGEPAGES 1831 select CPU_SUPPORTS_HUGEPAGES
1811 1832
1812 config CPU_LOONGSON32 !! 1833 config CPU_LOONGSON1
1813 bool 1834 bool
1814 select CPU_MIPS32 1835 select CPU_MIPS32
1815 select CPU_MIPSR2 1836 select CPU_MIPSR2
1816 select CPU_HAS_PREFETCH 1837 select CPU_HAS_PREFETCH
1817 select CPU_SUPPORTS_32BIT_KERNEL 1838 select CPU_SUPPORTS_32BIT_KERNEL
1818 select CPU_SUPPORTS_HIGHMEM 1839 select CPU_SUPPORTS_HIGHMEM
1819 select CPU_SUPPORTS_CPUFREQ 1840 select CPU_SUPPORTS_CPUFREQ
1820 1841
1821 config CPU_BMIPS32_3300 1842 config CPU_BMIPS32_3300
1822 select SMP_UP if SMP 1843 select SMP_UP if SMP
1823 bool 1844 bool
1824 1845
1825 config CPU_BMIPS4350 1846 config CPU_BMIPS4350
1826 bool 1847 bool
1827 select SYS_SUPPORTS_SMP 1848 select SYS_SUPPORTS_SMP
1828 select SYS_SUPPORTS_HOTPLUG_CPU 1849 select SYS_SUPPORTS_HOTPLUG_CPU
1829 1850
1830 config CPU_BMIPS4380 1851 config CPU_BMIPS4380
1831 bool 1852 bool
1832 select MIPS_L1_CACHE_SHIFT_6 1853 select MIPS_L1_CACHE_SHIFT_6
1833 select SYS_SUPPORTS_SMP 1854 select SYS_SUPPORTS_SMP
1834 select SYS_SUPPORTS_HOTPLUG_CPU 1855 select SYS_SUPPORTS_HOTPLUG_CPU
1835 select CPU_HAS_RIXI 1856 select CPU_HAS_RIXI
1836 1857
1837 config CPU_BMIPS5000 1858 config CPU_BMIPS5000
1838 bool 1859 bool
1839 select MIPS_CPU_SCACHE 1860 select MIPS_CPU_SCACHE
1840 select MIPS_L1_CACHE_SHIFT_7 1861 select MIPS_L1_CACHE_SHIFT_7
1841 select SYS_SUPPORTS_SMP 1862 select SYS_SUPPORTS_SMP
1842 select SYS_SUPPORTS_HOTPLUG_CPU 1863 select SYS_SUPPORTS_HOTPLUG_CPU
1843 select CPU_HAS_RIXI 1864 select CPU_HAS_RIXI
1844 1865
1845 config SYS_HAS_CPU_LOONGSON64 !! 1866 config SYS_HAS_CPU_LOONGSON3
1846 bool 1867 bool
1847 select CPU_SUPPORTS_CPUFREQ 1868 select CPU_SUPPORTS_CPUFREQ
1848 select CPU_HAS_RIXI 1869 select CPU_HAS_RIXI
1849 1870
1850 config SYS_HAS_CPU_LOONGSON2E 1871 config SYS_HAS_CPU_LOONGSON2E
1851 bool 1872 bool
1852 1873
1853 config SYS_HAS_CPU_LOONGSON2F 1874 config SYS_HAS_CPU_LOONGSON2F
1854 bool 1875 bool
1855 select CPU_SUPPORTS_CPUFREQ 1876 select CPU_SUPPORTS_CPUFREQ
1856 select CPU_SUPPORTS_ADDRWINCFG if 64B 1877 select CPU_SUPPORTS_ADDRWINCFG if 64BIT
>> 1878 select CPU_SUPPORTS_UNCACHED_ACCELERATED
1857 1879
1858 config SYS_HAS_CPU_LOONGSON1B 1880 config SYS_HAS_CPU_LOONGSON1B
1859 bool 1881 bool
1860 1882
1861 config SYS_HAS_CPU_LOONGSON1C 1883 config SYS_HAS_CPU_LOONGSON1C
1862 bool 1884 bool
1863 1885
1864 config SYS_HAS_CPU_MIPS32_R1 1886 config SYS_HAS_CPU_MIPS32_R1
1865 bool 1887 bool
1866 1888
1867 config SYS_HAS_CPU_MIPS32_R2 1889 config SYS_HAS_CPU_MIPS32_R2
1868 bool 1890 bool
1869 1891
1870 config SYS_HAS_CPU_MIPS32_R3_5 1892 config SYS_HAS_CPU_MIPS32_R3_5
1871 bool 1893 bool
1872 1894
1873 config SYS_HAS_CPU_MIPS32_R5 1895 config SYS_HAS_CPU_MIPS32_R5
1874 bool 1896 bool
1875 1897
1876 config SYS_HAS_CPU_MIPS32_R6 1898 config SYS_HAS_CPU_MIPS32_R6
1877 bool 1899 bool
1878 1900
1879 config SYS_HAS_CPU_MIPS64_R1 1901 config SYS_HAS_CPU_MIPS64_R1
1880 bool 1902 bool
1881 1903
1882 config SYS_HAS_CPU_MIPS64_R2 1904 config SYS_HAS_CPU_MIPS64_R2
1883 bool 1905 bool
1884 1906
1885 config SYS_HAS_CPU_MIPS64_R5 !! 1907 config SYS_HAS_CPU_MIPS64_R6
1886 bool 1908 bool
1887 1909
1888 config SYS_HAS_CPU_MIPS64_R6 !! 1910 config SYS_HAS_CPU_R3000
1889 bool 1911 bool
1890 1912
1891 config SYS_HAS_CPU_P5600 !! 1913 config SYS_HAS_CPU_TX39XX
1892 bool 1914 bool
1893 1915
1894 config SYS_HAS_CPU_R3000 !! 1916 config SYS_HAS_CPU_VR41XX
1895 bool 1917 bool
1896 1918
1897 config SYS_HAS_CPU_R4300 1919 config SYS_HAS_CPU_R4300
1898 bool 1920 bool
1899 1921
1900 config SYS_HAS_CPU_R4X00 1922 config SYS_HAS_CPU_R4X00
1901 bool 1923 bool
1902 1924
1903 config SYS_HAS_CPU_TX49XX 1925 config SYS_HAS_CPU_TX49XX
1904 bool 1926 bool
1905 1927
1906 config SYS_HAS_CPU_R5000 1928 config SYS_HAS_CPU_R5000
1907 bool 1929 bool
1908 1930
>> 1931 config SYS_HAS_CPU_R5432
>> 1932 bool
>> 1933
1909 config SYS_HAS_CPU_R5500 1934 config SYS_HAS_CPU_R5500
1910 bool 1935 bool
1911 1936
1912 config SYS_HAS_CPU_NEVADA 1937 config SYS_HAS_CPU_NEVADA
1913 bool 1938 bool
1914 1939
>> 1940 config SYS_HAS_CPU_R8000
>> 1941 bool
>> 1942
1915 config SYS_HAS_CPU_R10000 1943 config SYS_HAS_CPU_R10000
1916 bool 1944 bool
1917 1945
1918 config SYS_HAS_CPU_RM7000 1946 config SYS_HAS_CPU_RM7000
1919 bool 1947 bool
1920 1948
1921 config SYS_HAS_CPU_SB1 1949 config SYS_HAS_CPU_SB1
1922 bool 1950 bool
1923 1951
1924 config SYS_HAS_CPU_CAVIUM_OCTEON 1952 config SYS_HAS_CPU_CAVIUM_OCTEON
1925 bool 1953 bool
1926 1954
1927 config SYS_HAS_CPU_BMIPS 1955 config SYS_HAS_CPU_BMIPS
1928 bool 1956 bool
1929 1957
1930 config SYS_HAS_CPU_BMIPS32_3300 1958 config SYS_HAS_CPU_BMIPS32_3300
1931 bool 1959 bool
1932 select SYS_HAS_CPU_BMIPS 1960 select SYS_HAS_CPU_BMIPS
1933 1961
1934 config SYS_HAS_CPU_BMIPS4350 1962 config SYS_HAS_CPU_BMIPS4350
1935 bool 1963 bool
1936 select SYS_HAS_CPU_BMIPS 1964 select SYS_HAS_CPU_BMIPS
1937 1965
1938 config SYS_HAS_CPU_BMIPS4380 1966 config SYS_HAS_CPU_BMIPS4380
1939 bool 1967 bool
1940 select SYS_HAS_CPU_BMIPS 1968 select SYS_HAS_CPU_BMIPS
1941 1969
1942 config SYS_HAS_CPU_BMIPS5000 1970 config SYS_HAS_CPU_BMIPS5000
1943 bool 1971 bool
1944 select SYS_HAS_CPU_BMIPS 1972 select SYS_HAS_CPU_BMIPS
1945 1973
>> 1974 config SYS_HAS_CPU_XLR
>> 1975 bool
>> 1976
>> 1977 config SYS_HAS_CPU_XLP
>> 1978 bool
>> 1979
>> 1980 config MIPS_MALTA_PM
>> 1981 depends on MIPS_MALTA
>> 1982 depends on PCI
>> 1983 bool
>> 1984 default y
>> 1985
1946 # 1986 #
1947 # CPU may reorder R->R, R->W, W->R, W->W 1987 # CPU may reorder R->R, R->W, W->R, W->W
1948 # Reordering beyond LL and SC is handled in W 1988 # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
1949 # 1989 #
1950 config WEAK_ORDERING 1990 config WEAK_ORDERING
1951 bool 1991 bool
1952 1992
1953 # 1993 #
1954 # CPU may reorder reads and writes beyond LL/ 1994 # CPU may reorder reads and writes beyond LL/SC
1955 # CPU may reorder R->LL, R->LL, W->LL, W->LL, 1995 # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
1956 # 1996 #
1957 config WEAK_REORDERING_BEYOND_LLSC 1997 config WEAK_REORDERING_BEYOND_LLSC
1958 bool 1998 bool
1959 endmenu 1999 endmenu
1960 2000
1961 # 2001 #
1962 # These two indicate any level of the MIPS32 2002 # These two indicate any level of the MIPS32 and MIPS64 architecture
1963 # 2003 #
1964 config CPU_MIPS32 2004 config CPU_MIPS32
1965 bool 2005 bool
1966 default y if CPU_MIPS32_R1 || CPU_MIP !! 2006 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
1967 CPU_MIPS32_R6 || CPU_P56 <<
1968 2007
1969 config CPU_MIPS64 2008 config CPU_MIPS64
1970 bool 2009 bool
1971 default y if CPU_MIPS64_R1 || CPU_MIP !! 2010 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
1972 CPU_MIPS64_R6 || CPU_LOO <<
1973 2011
1974 # 2012 #
1975 # These indicate the revision of the architec !! 2013 # These two indicate the revision of the architecture, either Release 1 or Release 2
1976 # 2014 #
1977 config CPU_MIPSR1 2015 config CPU_MIPSR1
1978 bool 2016 bool
1979 default y if CPU_MIPS32_R1 || CPU_MIP 2017 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
1980 2018
1981 config CPU_MIPSR2 2019 config CPU_MIPSR2
1982 bool 2020 bool
1983 default y if CPU_MIPS32_R2 || CPU_MIP 2021 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1984 select CPU_HAS_RIXI 2022 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 2023 select MIPS_SPRAM
1994 2024
1995 config CPU_MIPSR6 2025 config CPU_MIPSR6
1996 bool 2026 bool
1997 default y if CPU_MIPS32_R6 || CPU_MIP 2027 default y if CPU_MIPS32_R6 || CPU_MIPS64_R6
1998 select CPU_HAS_RIXI 2028 select CPU_HAS_RIXI
1999 select CPU_HAS_DIEI if !CPU_DIEI_BROK <<
2000 select HAVE_ARCH_BITREVERSE 2029 select HAVE_ARCH_BITREVERSE
2001 select MIPS_ASID_BITS_VARIABLE 2030 select MIPS_ASID_BITS_VARIABLE
2002 select MIPS_CRC_SUPPORT <<
2003 select MIPS_SPRAM 2031 select MIPS_SPRAM
2004 2032
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 2033 config EVA
2017 bool 2034 bool
2018 2035
2019 config XPA 2036 config XPA
2020 bool 2037 bool
2021 2038
2022 config SYS_SUPPORTS_32BIT_KERNEL 2039 config SYS_SUPPORTS_32BIT_KERNEL
2023 bool 2040 bool
2024 config SYS_SUPPORTS_64BIT_KERNEL 2041 config SYS_SUPPORTS_64BIT_KERNEL
2025 bool 2042 bool
2026 config CPU_SUPPORTS_32BIT_KERNEL 2043 config CPU_SUPPORTS_32BIT_KERNEL
2027 bool 2044 bool
2028 config CPU_SUPPORTS_64BIT_KERNEL 2045 config CPU_SUPPORTS_64BIT_KERNEL
2029 bool 2046 bool
2030 config CPU_SUPPORTS_CPUFREQ 2047 config CPU_SUPPORTS_CPUFREQ
2031 bool 2048 bool
2032 config CPU_SUPPORTS_ADDRWINCFG 2049 config CPU_SUPPORTS_ADDRWINCFG
2033 bool 2050 bool
2034 config CPU_SUPPORTS_HUGEPAGES 2051 config CPU_SUPPORTS_HUGEPAGES
2035 bool 2052 bool
2036 depends on !(32BIT && (PHYS_ADDR_T_64 !! 2053 config CPU_SUPPORTS_UNCACHED_ACCELERATED
2037 config CPU_SUPPORTS_VZ <<
2038 bool 2054 bool
2039 config MIPS_PGD_C0_CONTEXT 2055 config MIPS_PGD_C0_CONTEXT
2040 bool 2056 bool
2041 depends on 64BIT !! 2057 default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP
2042 default y if (CPU_MIPSR2 || CPU_MIPSR <<
2043 2058
2044 # 2059 #
2045 # Set to y for ptrace access to watch registe 2060 # Set to y for ptrace access to watch registers.
2046 # 2061 #
2047 config HARDWARE_WATCHPOINTS 2062 config HARDWARE_WATCHPOINTS
2048 bool !! 2063 bool
2049 default y if CPU_MIPSR1 || CPU_MIPSR2 !! 2064 default y if CPU_MIPSR1 || CPU_MIPSR2 || CPU_MIPSR6
2050 2065
2051 menu "Kernel type" 2066 menu "Kernel type"
2052 2067
2053 choice 2068 choice
2054 prompt "Kernel code model" 2069 prompt "Kernel code model"
2055 help 2070 help
2056 You should only select this option 2071 You should only select this option if you have a workload that
2057 actually benefits from 64-bit proce 2072 actually benefits from 64-bit processing or if your machine has
2058 large memory. You will only be pre 2073 large memory. You will only be presented a single option in this
2059 menu if your system does not suppor 2074 menu if your system does not support both 32-bit and 64-bit kernels.
2060 2075
2061 config 32BIT 2076 config 32BIT
2062 bool "32-bit kernel" 2077 bool "32-bit kernel"
2063 depends on CPU_SUPPORTS_32BIT_KERNEL 2078 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
2064 select TRAD_SIGNALS 2079 select TRAD_SIGNALS
2065 help 2080 help
2066 Select this option if you want to b 2081 Select this option if you want to build a 32-bit kernel.
2067 2082
2068 config 64BIT 2083 config 64BIT
2069 bool "64-bit kernel" 2084 bool "64-bit kernel"
2070 depends on CPU_SUPPORTS_64BIT_KERNEL 2085 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
2071 help 2086 help
2072 Select this option if you want to b 2087 Select this option if you want to build a 64-bit kernel.
2073 2088
2074 endchoice 2089 endchoice
2075 2090
>> 2091 config KVM_GUEST
>> 2092 bool "KVM Guest Kernel"
>> 2093 depends on BROKEN_ON_SMP
>> 2094 help
>> 2095 Select this option if building a guest kernel for KVM (Trap & Emulate)
>> 2096 mode.
>> 2097
>> 2098 config KVM_GUEST_TIMER_FREQ
>> 2099 int "Count/Compare Timer Frequency (MHz)"
>> 2100 depends on KVM_GUEST
>> 2101 default 100
>> 2102 help
>> 2103 Set this to non-zero if building a guest kernel for KVM to skip RTC
>> 2104 emulation when determining guest CPU Frequency. Instead, the guest's
>> 2105 timer frequency is specified directly.
>> 2106
2076 config MIPS_VA_BITS_48 2107 config MIPS_VA_BITS_48
2077 bool "48 bits virtual memory" 2108 bool "48 bits virtual memory"
2078 depends on 64BIT 2109 depends on 64BIT
2079 help 2110 help
2080 Support a maximum at least 48 bits 2111 Support a maximum at least 48 bits of application virtual
2081 memory. Default is 40 bits or less 2112 memory. Default is 40 bits or less, depending on the CPU.
2082 For page sizes 16k and above, this 2113 For page sizes 16k and above, this option results in a small
2083 memory overhead for page tables. F 2114 memory overhead for page tables. For 4k page size, a fourth
2084 level of page tables is added which 2115 level of page tables is added which imposes both a memory
2085 overhead as well as slower TLB faul 2116 overhead as well as slower TLB fault handling.
2086 2117
2087 If unsure, say N. 2118 If unsure, say N.
2088 2119
2089 config ZBOOT_LOAD_ADDRESS !! 2120 choice
2090 hex "Compressed kernel load address" !! 2121 prompt "Kernel page size"
2091 default 0xffffffff80400000 if BCM47XX !! 2122 default PAGE_SIZE_4KB
2092 default 0x0 <<
2093 depends on SYS_SUPPORTS_ZBOOT <<
2094 help <<
2095 The address to load compressed kern <<
2096 2123
2097 This is only used if non-zero. !! 2124 config PAGE_SIZE_4KB
>> 2125 bool "4kB"
>> 2126 depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
>> 2127 help
>> 2128 This option select the standard 4kB Linux page size. On some
>> 2129 R3000-family processors this is the only available page size. Using
>> 2130 4kB page size will minimize memory consumption and is therefore
>> 2131 recommended for low memory systems.
>> 2132
>> 2133 config PAGE_SIZE_8KB
>> 2134 bool "8kB"
>> 2135 depends on CPU_R8000 || CPU_CAVIUM_OCTEON
>> 2136 depends on !MIPS_VA_BITS_48
>> 2137 help
>> 2138 Using 8kB page size will result in higher performance kernel at
>> 2139 the price of higher memory consumption. This option is available
>> 2140 only on R8000 and cnMIPS processors. Note that you will need a
>> 2141 suitable Linux distribution to support this.
>> 2142
>> 2143 config PAGE_SIZE_16KB
>> 2144 bool "16kB"
>> 2145 depends on !CPU_R3000 && !CPU_TX39XX
>> 2146 help
>> 2147 Using 16kB page size will result in higher performance kernel at
>> 2148 the price of higher memory consumption. This option is available on
>> 2149 all non-R3000 family processors. Note that you will need a suitable
>> 2150 Linux distribution to support this.
>> 2151
>> 2152 config PAGE_SIZE_32KB
>> 2153 bool "32kB"
>> 2154 depends on CPU_CAVIUM_OCTEON
>> 2155 depends on !MIPS_VA_BITS_48
>> 2156 help
>> 2157 Using 32kB page size will result in higher performance kernel at
>> 2158 the price of higher memory consumption. This option is available
>> 2159 only on cnMIPS cores. Note that you will need a suitable Linux
>> 2160 distribution to support this.
>> 2161
>> 2162 config PAGE_SIZE_64KB
>> 2163 bool "64kB"
>> 2164 depends on !CPU_R3000 && !CPU_TX39XX
>> 2165 help
>> 2166 Using 64kB page size will result in higher performance kernel at
>> 2167 the price of higher memory consumption. This option is available on
>> 2168 all non-R3000 family processor. Not that at the time of this
>> 2169 writing this option is still high experimental.
2098 2170
2099 config ARCH_FORCE_MAX_ORDER !! 2171 endchoice
>> 2172
>> 2173 config FORCE_MAX_ZONEORDER
2100 int "Maximum zone order" 2174 int "Maximum zone order"
2101 default "13" if MIPS_HUGE_TLB_SUPPORT !! 2175 range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2102 default "12" if MIPS_HUGE_TLB_SUPPORT !! 2176 default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2103 default "11" if MIPS_HUGE_TLB_SUPPORT !! 2177 range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2104 default "10" !! 2178 default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
>> 2179 range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2180 default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2181 range 11 64
>> 2182 default "11"
2105 help 2183 help
2106 The kernel memory allocator divides 2184 The kernel memory allocator divides physically contiguous memory
2107 blocks into "zones", where each zon 2185 blocks into "zones", where each zone is a power of two number of
2108 pages. This option selects the lar 2186 pages. This option selects the largest power of two that the kernel
2109 keeps in the memory allocator. If 2187 keeps in the memory allocator. If you need to allocate very large
2110 blocks of physically contiguous mem 2188 blocks of physically contiguous memory, then you may need to
2111 increase this value. 2189 increase this value.
2112 2190
>> 2191 This config option is actually maximum order plus one. For example,
>> 2192 a value of 11 means that the largest free memory block is 2^10 pages.
>> 2193
2113 The page size is not necessarily 4K 2194 The page size is not necessarily 4KB. Keep this in mind
2114 when choosing a value for this opti 2195 when choosing a value for this option.
2115 2196
2116 config BOARD_SCACHE 2197 config BOARD_SCACHE
2117 bool 2198 bool
2118 2199
2119 config IP22_CPU_SCACHE 2200 config IP22_CPU_SCACHE
2120 bool 2201 bool
2121 select BOARD_SCACHE 2202 select BOARD_SCACHE
2122 2203
2123 # 2204 #
2124 # Support for a MIPS32 / MIPS64 style S-cache 2205 # Support for a MIPS32 / MIPS64 style S-caches
2125 # 2206 #
2126 config MIPS_CPU_SCACHE 2207 config MIPS_CPU_SCACHE
2127 bool 2208 bool
2128 select BOARD_SCACHE 2209 select BOARD_SCACHE
2129 2210
2130 config R5000_CPU_SCACHE 2211 config R5000_CPU_SCACHE
2131 bool 2212 bool
2132 select BOARD_SCACHE 2213 select BOARD_SCACHE
2133 2214
2134 config RM7000_CPU_SCACHE 2215 config RM7000_CPU_SCACHE
2135 bool 2216 bool
2136 select BOARD_SCACHE 2217 select BOARD_SCACHE
2137 2218
2138 config SIBYTE_DMA_PAGEOPS 2219 config SIBYTE_DMA_PAGEOPS
2139 bool "Use DMA to clear/copy pages" 2220 bool "Use DMA to clear/copy pages"
2140 depends on CPU_SB1 2221 depends on CPU_SB1
2141 help 2222 help
2142 Instead of using the CPU to zero an 2223 Instead of using the CPU to zero and copy pages, use a Data Mover
2143 channel. These DMA channels are ot 2224 channel. These DMA channels are otherwise unused by the standard
2144 SiByte Linux port. Seems to give a 2225 SiByte Linux port. Seems to give a small performance benefit.
2145 2226
2146 config CPU_HAS_PREFETCH 2227 config CPU_HAS_PREFETCH
2147 bool 2228 bool
2148 2229
2149 config CPU_GENERIC_DUMP_TLB 2230 config CPU_GENERIC_DUMP_TLB
2150 bool 2231 bool
2151 default y if !CPU_R3000 !! 2232 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 2233
2176 config CPU_R4K_FPU 2234 config CPU_R4K_FPU
2177 bool 2235 bool
2178 depends on MIPS_FP_SUPPORT !! 2236 default y if !(CPU_R3000 || CPU_TX39XX)
2179 default y if !CPU_R2300_FPU <<
2180 2237
2181 config CPU_R4K_CACHE_TLB 2238 config CPU_R4K_CACHE_TLB
2182 bool 2239 bool
2183 default y if !(CPU_R3K_TLB || CPU_SB1 !! 2240 default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
2184 2241
2185 config MIPS_MT_SMP 2242 config MIPS_MT_SMP
2186 bool "MIPS MT SMP support (1 TC on ea 2243 bool "MIPS MT SMP support (1 TC on each available VPE)"
2187 default y 2244 default y
2188 depends on TARGET_ISA_REV > 0 && TARG !! 2245 depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6 && !CPU_MICROMIPS
2189 depends on SYS_SUPPORTS_MULTITHREADIN <<
2190 select CPU_MIPSR2_IRQ_VI 2246 select CPU_MIPSR2_IRQ_VI
2191 select CPU_MIPSR2_IRQ_EI 2247 select CPU_MIPSR2_IRQ_EI
2192 select SYNC_R4K 2248 select SYNC_R4K
2193 select MIPS_MT 2249 select MIPS_MT
2194 select SMP 2250 select SMP
2195 select SMP_UP 2251 select SMP_UP
2196 select SYS_SUPPORTS_SMP 2252 select SYS_SUPPORTS_SMP
2197 select SYS_SUPPORTS_SCHED_SMT 2253 select SYS_SUPPORTS_SCHED_SMT
2198 select MIPS_PERF_SHARED_TC_COUNTERS 2254 select MIPS_PERF_SHARED_TC_COUNTERS
2199 help 2255 help
2200 This is a kernel model which is kno 2256 This is a kernel model which is known as SMVP. This is supported
2201 on cores with the MT ASE and uses t 2257 on cores with the MT ASE and uses the available VPEs to implement
2202 virtual processors which supports S 2258 virtual processors which supports SMP. This is equivalent to the
2203 Intel Hyperthreading feature. For f 2259 Intel Hyperthreading feature. For further information go to
2204 <http://www.imgtec.com/mips/mips-mu 2260 <http://www.imgtec.com/mips/mips-multithreading.asp>.
2205 2261
2206 config MIPS_MT 2262 config MIPS_MT
2207 bool 2263 bool
2208 2264
2209 config SCHED_SMT 2265 config SCHED_SMT
2210 bool "SMT (multithreading) scheduler 2266 bool "SMT (multithreading) scheduler support"
2211 depends on SYS_SUPPORTS_SCHED_SMT 2267 depends on SYS_SUPPORTS_SCHED_SMT
2212 default n 2268 default n
2213 help 2269 help
2214 SMT scheduler support improves the 2270 SMT scheduler support improves the CPU scheduler's decision making
2215 when dealing with MIPS MT enabled c 2271 when dealing with MIPS MT enabled cores at a cost of slightly
2216 increased overhead in some places. 2272 increased overhead in some places. If unsure say N here.
2217 2273
2218 config SYS_SUPPORTS_SCHED_SMT 2274 config SYS_SUPPORTS_SCHED_SMT
2219 bool 2275 bool
2220 2276
2221 config SYS_SUPPORTS_MULTITHREADING 2277 config SYS_SUPPORTS_MULTITHREADING
2222 bool 2278 bool
2223 2279
2224 config MIPS_MT_FPAFF 2280 config MIPS_MT_FPAFF
2225 bool "Dynamic FPU affinity for FP-int 2281 bool "Dynamic FPU affinity for FP-intensive threads"
2226 default y 2282 default y
2227 depends on MIPS_MT_SMP 2283 depends on MIPS_MT_SMP
2228 2284
2229 config MIPSR2_TO_R6_EMULATOR 2285 config MIPSR2_TO_R6_EMULATOR
2230 bool "MIPS R2-to-R6 emulator" 2286 bool "MIPS R2-to-R6 emulator"
2231 depends on CPU_MIPSR6 2287 depends on CPU_MIPSR6
2232 depends on MIPS_FP_SUPPORT <<
2233 default y 2288 default y
2234 help 2289 help
2235 Choose this option if you want to r 2290 Choose this option if you want to run non-R6 MIPS userland code.
2236 Even if you say 'Y' here, the emula 2291 Even if you say 'Y' here, the emulator will still be disabled by
2237 default. You can enable it using th 2292 default. You can enable it using the 'mipsr2emu' kernel option.
2238 The only reason this is a build-tim 2293 The only reason this is a build-time option is to save ~14K from the
2239 final kernel image. 2294 final kernel image.
2240 2295
2241 config SYS_SUPPORTS_VPE_LOADER 2296 config SYS_SUPPORTS_VPE_LOADER
2242 bool 2297 bool
2243 depends on SYS_SUPPORTS_MULTITHREADIN 2298 depends on SYS_SUPPORTS_MULTITHREADING
2244 help 2299 help
2245 Indicates that the platform support 2300 Indicates that the platform supports the VPE loader, and provides
2246 physical_memsize. 2301 physical_memsize.
2247 2302
2248 config MIPS_VPE_LOADER 2303 config MIPS_VPE_LOADER
2249 bool "VPE loader support." 2304 bool "VPE loader support."
2250 depends on SYS_SUPPORTS_VPE_LOADER && 2305 depends on SYS_SUPPORTS_VPE_LOADER && MODULES
2251 select CPU_MIPSR2_IRQ_VI 2306 select CPU_MIPSR2_IRQ_VI
2252 select CPU_MIPSR2_IRQ_EI 2307 select CPU_MIPSR2_IRQ_EI
2253 select MIPS_MT 2308 select MIPS_MT
2254 help 2309 help
2255 Includes a loader for loading an el 2310 Includes a loader for loading an elf relocatable object
2256 onto another VPE and running it. 2311 onto another VPE and running it.
2257 2312
>> 2313 config MIPS_VPE_LOADER_CMP
>> 2314 bool
>> 2315 default "y"
>> 2316 depends on MIPS_VPE_LOADER && MIPS_CMP
>> 2317
2258 config MIPS_VPE_LOADER_MT 2318 config MIPS_VPE_LOADER_MT
2259 bool 2319 bool
2260 default "y" 2320 default "y"
2261 depends on MIPS_VPE_LOADER !! 2321 depends on MIPS_VPE_LOADER && !MIPS_CMP
2262 2322
2263 config MIPS_VPE_LOADER_TOM 2323 config MIPS_VPE_LOADER_TOM
2264 bool "Load VPE program into memory hi 2324 bool "Load VPE program into memory hidden from linux"
2265 depends on MIPS_VPE_LOADER 2325 depends on MIPS_VPE_LOADER
2266 default y 2326 default y
2267 help 2327 help
2268 The loader can use memory that is p 2328 The loader can use memory that is present but has been hidden from
2269 Linux using the kernel command line 2329 Linux using the kernel command line option "mem=xxMB". It's up to
2270 you to ensure the amount you put in 2330 you to ensure the amount you put in the option and the space your
2271 program requires is less or equal t 2331 program requires is less or equal to the amount physically present.
2272 2332
2273 config MIPS_VPE_APSP_API 2333 config MIPS_VPE_APSP_API
2274 bool "Enable support for AP/SP API (R 2334 bool "Enable support for AP/SP API (RTLX)"
2275 depends on MIPS_VPE_LOADER 2335 depends on MIPS_VPE_LOADER
2276 2336
>> 2337 config MIPS_VPE_APSP_API_CMP
>> 2338 bool
>> 2339 default "y"
>> 2340 depends on MIPS_VPE_APSP_API && MIPS_CMP
>> 2341
2277 config MIPS_VPE_APSP_API_MT 2342 config MIPS_VPE_APSP_API_MT
2278 bool 2343 bool
2279 default "y" 2344 default "y"
2280 depends on MIPS_VPE_APSP_API !! 2345 depends on MIPS_VPE_APSP_API && !MIPS_CMP
>> 2346
>> 2347 config MIPS_CMP
>> 2348 bool "MIPS CMP framework support (DEPRECATED)"
>> 2349 depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6
>> 2350 select SMP
>> 2351 select SYNC_R4K
>> 2352 select SYS_SUPPORTS_SMP
>> 2353 select WEAK_ORDERING
>> 2354 default n
>> 2355 help
>> 2356 Select this if you are using a bootloader which implements the "CMP
>> 2357 framework" protocol (ie. YAMON) and want your kernel to make use of
>> 2358 its ability to start secondary CPUs.
>> 2359
>> 2360 Unless you have a specific need, you should use CONFIG_MIPS_CPS
>> 2361 instead of this.
2281 2362
2282 config MIPS_CPS 2363 config MIPS_CPS
2283 bool "MIPS Coherent Processing System 2364 bool "MIPS Coherent Processing System support"
2284 depends on SYS_SUPPORTS_MIPS_CPS 2365 depends on SYS_SUPPORTS_MIPS_CPS
2285 select MIPS_CM 2366 select MIPS_CM
2286 select MIPS_CPS_PM if HOTPLUG_CPU 2367 select MIPS_CPS_PM if HOTPLUG_CPU
2287 select SMP 2368 select SMP
2288 select HOTPLUG_CORE_SYNC_DEAD if HOTP <<
2289 select SYNC_R4K if (CEVT_R4K || CSRC_ 2369 select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
2290 select SYS_SUPPORTS_HOTPLUG_CPU 2370 select SYS_SUPPORTS_HOTPLUG_CPU
2291 select SYS_SUPPORTS_SCHED_SMT if CPU_ 2371 select SYS_SUPPORTS_SCHED_SMT if CPU_MIPSR6
2292 select SYS_SUPPORTS_SMP 2372 select SYS_SUPPORTS_SMP
2293 select WEAK_ORDERING 2373 select WEAK_ORDERING
2294 select GENERIC_IRQ_MIGRATION if HOTPL <<
2295 help 2374 help
2296 Select this if you wish to run an S 2375 Select this if you wish to run an SMP kernel across multiple cores
2297 within a MIPS Coherent Processing S 2376 within a MIPS Coherent Processing System. When this option is
2298 enabled the kernel will probe for o 2377 enabled the kernel will probe for other cores and boot them with
2299 no external assistance. It is safe 2378 no external assistance. It is safe to enable this when hardware
2300 support is unavailable. 2379 support is unavailable.
2301 2380
2302 config MIPS_CPS_PM 2381 config MIPS_CPS_PM
2303 depends on MIPS_CPS 2382 depends on MIPS_CPS
2304 bool 2383 bool
2305 2384
2306 config MIPS_CM 2385 config MIPS_CM
2307 bool 2386 bool
2308 select MIPS_CPC 2387 select MIPS_CPC
2309 2388
2310 config MIPS_CPC 2389 config MIPS_CPC
2311 bool 2390 bool
2312 2391
2313 config SB1_PASS_2_WORKAROUNDS 2392 config SB1_PASS_2_WORKAROUNDS
2314 bool 2393 bool
2315 depends on CPU_SB1 && (CPU_SB1_PASS_2 2394 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
2316 default y 2395 default y
2317 2396
2318 config SB1_PASS_2_1_WORKAROUNDS 2397 config SB1_PASS_2_1_WORKAROUNDS
2319 bool 2398 bool
2320 depends on CPU_SB1 && CPU_SB1_PASS_2 2399 depends on CPU_SB1 && CPU_SB1_PASS_2
2321 default y 2400 default y
2322 2401
>> 2402
>> 2403 config ARCH_PHYS_ADDR_T_64BIT
>> 2404 bool
>> 2405
2323 choice 2406 choice
2324 prompt "SmartMIPS or microMIPS ASE su 2407 prompt "SmartMIPS or microMIPS ASE support"
2325 2408
2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS 2409 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
2327 bool "None" 2410 bool "None"
2328 help 2411 help
2329 Select this if you want neither mic 2412 Select this if you want neither microMIPS nor SmartMIPS support
2330 2413
2331 config CPU_HAS_SMARTMIPS 2414 config CPU_HAS_SMARTMIPS
2332 depends on SYS_SUPPORTS_SMARTMIPS 2415 depends on SYS_SUPPORTS_SMARTMIPS
2333 bool "SmartMIPS" 2416 bool "SmartMIPS"
2334 help 2417 help
2335 SmartMIPS is a extension of the MIP 2418 SmartMIPS is a extension of the MIPS32 architecture aimed at
2336 increased security at both hardware 2419 increased security at both hardware and software level for
2337 smartcards. Enabling this option w 2420 smartcards. Enabling this option will allow proper use of the
2338 SmartMIPS instructions by Linux app 2421 SmartMIPS instructions by Linux applications. However a kernel with
2339 this option will not work on a MIPS 2422 this option will not work on a MIPS core without SmartMIPS core. If
2340 you don't know you probably don't h 2423 you don't know you probably don't have SmartMIPS and should say N
2341 here. 2424 here.
2342 2425
2343 config CPU_MICROMIPS 2426 config CPU_MICROMIPS
2344 depends on 32BIT && SYS_SUPPORTS_MICR 2427 depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6
2345 bool "microMIPS" 2428 bool "microMIPS"
2346 help 2429 help
2347 When this option is enabled the ker 2430 When this option is enabled the kernel will be built using the
2348 microMIPS ISA 2431 microMIPS ISA
2349 2432
2350 endchoice 2433 endchoice
2351 2434
2352 config CPU_HAS_MSA 2435 config CPU_HAS_MSA
2353 bool "Support for the MIPS SIMD Archi 2436 bool "Support for the MIPS SIMD Architecture"
2354 depends on CPU_SUPPORTS_MSA 2437 depends on CPU_SUPPORTS_MSA
2355 depends on MIPS_FP_SUPPORT <<
2356 depends on 64BIT || MIPS_O32_FP64_SUP 2438 depends on 64BIT || MIPS_O32_FP64_SUPPORT
2357 help 2439 help
2358 MIPS SIMD Architecture (MSA) introd 2440 MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2359 and a set of SIMD instructions to o 2441 and a set of SIMD instructions to operate on them. When this option
2360 is enabled the kernel will support 2442 is enabled the kernel will support allocating & switching MSA
2361 vector register contexts. If you kn 2443 vector register contexts. If you know that your kernel will only be
2362 running on CPUs which do not suppor 2444 running on CPUs which do not support MSA or that your userland will
2363 not be making use of it then you ma 2445 not be making use of it then you may wish to say N here to reduce
2364 the size & complexity of your kerne 2446 the size & complexity of your kernel.
2365 2447
2366 If unsure, say Y. 2448 If unsure, say Y.
2367 2449
2368 config CPU_HAS_WB 2450 config CPU_HAS_WB
2369 bool 2451 bool
2370 2452
2371 config XKS01 2453 config XKS01
2372 bool 2454 bool
2373 2455
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 2456 config CPU_HAS_RIXI
2382 bool 2457 bool
2383 2458
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 # 2459 #
2393 # Vectored interrupt mode is an R2 feature 2460 # Vectored interrupt mode is an R2 feature
2394 # 2461 #
2395 config CPU_MIPSR2_IRQ_VI 2462 config CPU_MIPSR2_IRQ_VI
2396 bool 2463 bool
2397 2464
2398 # 2465 #
2399 # Extended interrupt mode is an R2 feature 2466 # Extended interrupt mode is an R2 feature
2400 # 2467 #
2401 config CPU_MIPSR2_IRQ_EI 2468 config CPU_MIPSR2_IRQ_EI
2402 bool 2469 bool
2403 2470
2404 config CPU_HAS_SYNC 2471 config CPU_HAS_SYNC
2405 bool 2472 bool
2406 depends on !CPU_R3000 2473 depends on !CPU_R3000
2407 default y 2474 default y
2408 2475
2409 # 2476 #
2410 # CPU non-features 2477 # CPU non-features
2411 # 2478 #
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 2479 config CPU_DADDI_WORKAROUNDS
2427 bool 2480 bool
2428 2481
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 2482 config CPU_R4000_WORKAROUNDS
2448 bool 2483 bool
2449 select CPU_R4400_WORKAROUNDS 2484 select CPU_R4400_WORKAROUNDS
2450 2485
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 2486 config CPU_R4400_WORKAROUNDS
2458 bool 2487 bool
2459 2488
2460 config CPU_R4X00_BUGS64 <<
2461 bool <<
2462 default y if SYS_HAS_CPU_R4X00 && 64B <<
2463 <<
2464 config MIPS_ASID_SHIFT 2489 config MIPS_ASID_SHIFT
2465 int 2490 int
2466 default 6 if CPU_R3000 !! 2491 default 6 if CPU_R3000 || CPU_TX39XX
>> 2492 default 4 if CPU_R8000
2467 default 0 2493 default 0
2468 2494
2469 config MIPS_ASID_BITS 2495 config MIPS_ASID_BITS
2470 int 2496 int
2471 default 0 if MIPS_ASID_BITS_VARIABLE 2497 default 0 if MIPS_ASID_BITS_VARIABLE
2472 default 6 if CPU_R3000 !! 2498 default 6 if CPU_R3000 || CPU_TX39XX
2473 default 8 2499 default 8
2474 2500
2475 config MIPS_ASID_BITS_VARIABLE 2501 config MIPS_ASID_BITS_VARIABLE
2476 bool 2502 bool
2477 2503
2478 config MIPS_CRC_SUPPORT <<
2479 bool <<
2480 <<
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 # 2504 #
2552 # - Highmem only makes sense for the 32-bit k 2505 # - Highmem only makes sense for the 32-bit kernel.
2553 # - The current highmem code will only work p 2506 # - The current highmem code will only work properly on physically indexed
2554 # caches such as R3000, SB1, R7000 or those 2507 # caches such as R3000, SB1, R7000 or those that look like they're virtually
2555 # indexed such as R4000/R4400 SC and MC ver 2508 # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
2556 # moment we protect the user and offer the 2509 # moment we protect the user and offer the highmem option only on machines
2557 # where it's known to be safe. This will n 2510 # 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 2511 # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
2559 # indexed CPUs but we're playing safe. 2512 # indexed CPUs but we're playing safe.
2560 # - We use SYS_SUPPORTS_HIGHMEM to offer high 2513 # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2561 # know they might have memory configuration 2514 # know they might have memory configurations that could make use of highmem
2562 # support. 2515 # support.
2563 # 2516 #
2564 config HIGHMEM 2517 config HIGHMEM
2565 bool "High Memory Support" 2518 bool "High Memory Support"
2566 depends on 32BIT && CPU_SUPPORTS_HIGH 2519 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2567 select KMAP_LOCAL <<
2568 2520
2569 config CPU_SUPPORTS_HIGHMEM 2521 config CPU_SUPPORTS_HIGHMEM
2570 bool 2522 bool
2571 2523
2572 config SYS_SUPPORTS_HIGHMEM 2524 config SYS_SUPPORTS_HIGHMEM
2573 bool 2525 bool
2574 2526
2575 config SYS_SUPPORTS_SMARTMIPS 2527 config SYS_SUPPORTS_SMARTMIPS
2576 bool 2528 bool
2577 2529
2578 config SYS_SUPPORTS_MICROMIPS 2530 config SYS_SUPPORTS_MICROMIPS
2579 bool 2531 bool
2580 2532
2581 config SYS_SUPPORTS_MIPS16 2533 config SYS_SUPPORTS_MIPS16
2582 bool 2534 bool
2583 help 2535 help
2584 This option must be set if a kernel 2536 This option must be set if a kernel might be executed on a MIPS16-
2585 enabled CPU even if MIPS16 is not a 2537 enabled CPU even if MIPS16 is not actually being used. In other
2586 words, it makes the kernel MIPS16-t 2538 words, it makes the kernel MIPS16-tolerant.
2587 2539
2588 config CPU_SUPPORTS_MSA 2540 config CPU_SUPPORTS_MSA
2589 bool 2541 bool
2590 2542
2591 config ARCH_FLATMEM_ENABLE 2543 config ARCH_FLATMEM_ENABLE
2592 def_bool y 2544 def_bool y
2593 depends on !NUMA && !CPU_LOONGSON2EF !! 2545 depends on !NUMA && !CPU_LOONGSON2
>> 2546
>> 2547 config ARCH_DISCONTIGMEM_ENABLE
>> 2548 bool
>> 2549 default y if SGI_IP27
>> 2550 help
>> 2551 Say Y to support efficient handling of discontiguous physical memory,
>> 2552 for architectures which are either NUMA (Non-Uniform Memory Access)
>> 2553 or have huge holes in the physical address space for other reasons.
>> 2554 See <file:Documentation/vm/numa> for more.
2594 2555
2595 config ARCH_SPARSEMEM_ENABLE 2556 config ARCH_SPARSEMEM_ENABLE
2596 bool 2557 bool
>> 2558 select SPARSEMEM_STATIC
2597 2559
2598 config NUMA 2560 config NUMA
2599 bool "NUMA Support" 2561 bool "NUMA Support"
2600 depends on SYS_SUPPORTS_NUMA 2562 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 2563 help
2605 Say Y to compile the kernel to supp 2564 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2606 Access). This option improves perf 2565 Access). This option improves performance on systems with more
2607 than two nodes; on two node systems 2566 than two nodes; on two node systems it is generally better to
2608 leave it disabled; on single node s !! 2567 leave it disabled; on single node systems disable this option
2609 disabled. 2568 disabled.
2610 2569
2611 config SYS_SUPPORTS_NUMA 2570 config SYS_SUPPORTS_NUMA
2612 bool 2571 bool
2613 2572
2614 config RELOCATABLE 2573 config RELOCATABLE
2615 bool "Relocatable kernel" 2574 bool "Relocatable kernel"
2616 depends on SYS_SUPPORTS_RELOCATABLE !! 2575 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 2576 help
2623 This builds a kernel image that ret 2577 This builds a kernel image that retains relocation information
2624 so it can be loaded someplace besid 2578 so it can be loaded someplace besides the default 1MB.
2625 The relocations make the kernel bin 2579 The relocations make the kernel binary about 15% larger,
2626 but are discarded at runtime 2580 but are discarded at runtime
2627 2581
2628 config RELOCATION_TABLE_SIZE 2582 config RELOCATION_TABLE_SIZE
2629 hex "Relocation table size" 2583 hex "Relocation table size"
2630 depends on RELOCATABLE 2584 depends on RELOCATABLE
2631 range 0x0 0x01000000 2585 range 0x0 0x01000000
2632 default "0x00200000" if CPU_LOONGSON6 <<
2633 default "0x00100000" 2586 default "0x00100000"
2634 help !! 2587 ---help---
2635 A table of relocation data will be 2588 A table of relocation data will be appended to the kernel binary
2636 and parsed at boot to fix up the re 2589 and parsed at boot to fix up the relocated kernel.
2637 2590
2638 This option allows the amount of sp 2591 This option allows the amount of space reserved for the table to be
2639 adjusted, although the default of 1 2592 adjusted, although the default of 1Mb should be ok in most cases.
2640 2593
2641 The build will fail and a valid siz 2594 The build will fail and a valid size suggested if this is too small.
2642 2595
2643 If unsure, leave at the default val 2596 If unsure, leave at the default value.
2644 2597
2645 config RANDOMIZE_BASE 2598 config RANDOMIZE_BASE
2646 bool "Randomize the address of the ke 2599 bool "Randomize the address of the kernel image"
2647 depends on RELOCATABLE 2600 depends on RELOCATABLE
2648 help !! 2601 ---help---
2649 Randomizes the physical and virtual !! 2602 Randomizes the physical and virtual address at which the
2650 kernel image is loaded, as a securi !! 2603 kernel image is loaded, as a security feature that
2651 deters exploit attempts relying on !! 2604 deters exploit attempts relying on knowledge of the location
2652 of kernel internals. !! 2605 of kernel internals.
2653 2606
2654 Entropy is generated using any copr !! 2607 Entropy is generated using any coprocessor 0 registers available.
2655 2608
2656 The kernel will be offset by up to !! 2609 The kernel will be offset by up to RANDOMIZE_BASE_MAX_OFFSET.
2657 2610
2658 If unsure, say N. !! 2611 If unsure, say N.
2659 2612
2660 config RANDOMIZE_BASE_MAX_OFFSET 2613 config RANDOMIZE_BASE_MAX_OFFSET
2661 hex "Maximum kASLR offset" if EXPERT 2614 hex "Maximum kASLR offset" if EXPERT
2662 depends on RANDOMIZE_BASE 2615 depends on RANDOMIZE_BASE
2663 range 0x0 0x40000000 if EVA || 64BIT 2616 range 0x0 0x40000000 if EVA || 64BIT
2664 range 0x0 0x08000000 2617 range 0x0 0x08000000
2665 default "0x01000000" 2618 default "0x01000000"
2666 help !! 2619 ---help---
2667 When kASLR is active, this provides 2620 When kASLR is active, this provides the maximum offset that will
2668 be applied to the kernel image. It 2621 be applied to the kernel image. It should be set according to the
2669 amount of physical RAM available in 2622 amount of physical RAM available in the target system minus
2670 PHYSICAL_START and must be a power 2623 PHYSICAL_START and must be a power of 2.
2671 2624
2672 This is limited by the size of KSEG 2625 This is limited by the size of KSEG0, 256Mb on 32-bit or 1Gb with
2673 EVA or 64-bit. The default is 16Mb. 2626 EVA or 64-bit. The default is 16Mb.
2674 2627
2675 config NODES_SHIFT 2628 config NODES_SHIFT
2676 int 2629 int
2677 default "6" 2630 default "6"
2678 depends on NUMA !! 2631 depends on NEED_MULTIPLE_NODES
2679 2632
2680 config HW_PERF_EVENTS 2633 config HW_PERF_EVENTS
2681 bool "Enable hardware performance cou 2634 bool "Enable hardware performance counter support for perf events"
2682 depends on PERF_EVENTS && (CPU_MIPS32 !! 2635 depends on PERF_EVENTS && !OPROFILE && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
2683 default y 2636 default y
2684 help 2637 help
2685 Enable hardware performance counter 2638 Enable hardware performance counter support for perf events. If
2686 disabled, perf events will use soft 2639 disabled, perf events will use software events only.
2687 2640
2688 config DMI !! 2641 source "mm/Kconfig"
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 2642
2699 config SMP 2643 config SMP
2700 bool "Multi-Processing support" 2644 bool "Multi-Processing support"
2701 depends on SYS_SUPPORTS_SMP 2645 depends on SYS_SUPPORTS_SMP
2702 help 2646 help
2703 This enables support for systems wi 2647 This enables support for systems with more than one CPU. If you have
2704 a system with only one CPU, say N. 2648 a system with only one CPU, say N. If you have a system with more
2705 than one CPU, say Y. 2649 than one CPU, say Y.
2706 2650
2707 If you say N here, the kernel will 2651 If you say N here, the kernel will run on uni- and multiprocessor
2708 machines, but will use only one CPU 2652 machines, but will use only one CPU of a multiprocessor machine. If
2709 you say Y here, the kernel will run 2653 you say Y here, the kernel will run on many, but not all,
2710 uniprocessor machines. On a uniproc 2654 uniprocessor machines. On a uniprocessor machine, the kernel
2711 will run faster if you say N here. 2655 will run faster if you say N here.
2712 2656
2713 People using multiprocessor machine 2657 People using multiprocessor machines who say Y here should also say
2714 Y to "Enhanced Real Time Clock Supp 2658 Y to "Enhanced Real Time Clock Support", below.
2715 2659
2716 See also the SMP-HOWTO available at 2660 See also the SMP-HOWTO available at
2717 <https://www.tldp.org/docs.html#how !! 2661 <http://www.tldp.org/docs.html#howto>.
2718 2662
2719 If you don't know what to do here, 2663 If you don't know what to do here, say N.
2720 2664
2721 config HOTPLUG_CPU 2665 config HOTPLUG_CPU
2722 bool "Support for hot-pluggable CPUs" 2666 bool "Support for hot-pluggable CPUs"
2723 depends on SMP && SYS_SUPPORTS_HOTPLU 2667 depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
2724 help 2668 help
2725 Say Y here to allow turning CPUs of 2669 Say Y here to allow turning CPUs off and on. CPUs can be
2726 controlled through /sys/devices/sys 2670 controlled through /sys/devices/system/cpu.
2727 (Note: power management support wil 2671 (Note: power management support will enable this option
2728 automatically on SMP systems. ) 2672 automatically on SMP systems. )
2729 Say N if you want to disable CPU ho 2673 Say N if you want to disable CPU hotplug.
2730 2674
2731 config SMP_UP 2675 config SMP_UP
2732 bool 2676 bool
2733 2677
>> 2678 config SYS_SUPPORTS_MIPS_CMP
>> 2679 bool
>> 2680
2734 config SYS_SUPPORTS_MIPS_CPS 2681 config SYS_SUPPORTS_MIPS_CPS
2735 bool 2682 bool
2736 2683
2737 config SYS_SUPPORTS_SMP 2684 config SYS_SUPPORTS_SMP
2738 bool 2685 bool
2739 2686
2740 config NR_CPUS_DEFAULT_4 2687 config NR_CPUS_DEFAULT_4
2741 bool 2688 bool
2742 2689
2743 config NR_CPUS_DEFAULT_8 2690 config NR_CPUS_DEFAULT_8
2744 bool 2691 bool
2745 2692
2746 config NR_CPUS_DEFAULT_16 2693 config NR_CPUS_DEFAULT_16
2747 bool 2694 bool
2748 2695
2749 config NR_CPUS_DEFAULT_32 2696 config NR_CPUS_DEFAULT_32
2750 bool 2697 bool
2751 2698
2752 config NR_CPUS_DEFAULT_64 2699 config NR_CPUS_DEFAULT_64
2753 bool 2700 bool
2754 2701
2755 config NR_CPUS 2702 config NR_CPUS
2756 int "Maximum number of CPUs (2-256)" 2703 int "Maximum number of CPUs (2-256)"
2757 range 2 256 2704 range 2 256
2758 depends on SMP 2705 depends on SMP
2759 default "4" if NR_CPUS_DEFAULT_4 2706 default "4" if NR_CPUS_DEFAULT_4
2760 default "8" if NR_CPUS_DEFAULT_8 2707 default "8" if NR_CPUS_DEFAULT_8
2761 default "16" if NR_CPUS_DEFAULT_16 2708 default "16" if NR_CPUS_DEFAULT_16
2762 default "32" if NR_CPUS_DEFAULT_32 2709 default "32" if NR_CPUS_DEFAULT_32
2763 default "64" if NR_CPUS_DEFAULT_64 2710 default "64" if NR_CPUS_DEFAULT_64
2764 help 2711 help
2765 This allows you to specify the maxi 2712 This allows you to specify the maximum number of CPUs which this
2766 kernel will support. The maximum s 2713 kernel will support. The maximum supported value is 32 for 32-bit
2767 kernel and 64 for 64-bit kernels; t 2714 kernel and 64 for 64-bit kernels; the minimum value which makes
2768 sense is 1 for Qemu (useful only fo 2715 sense is 1 for Qemu (useful only for kernel debugging purposes)
2769 and 2 for all others. 2716 and 2 for all others.
2770 2717
2771 This is purely to save memory - eac 2718 This is purely to save memory - each supported CPU adds
2772 approximately eight kilobytes to th 2719 approximately eight kilobytes to the kernel image. For best
2773 performance should round up your nu 2720 performance should round up your number of processors to the next
2774 power of two. 2721 power of two.
2775 2722
2776 config MIPS_PERF_SHARED_TC_COUNTERS 2723 config MIPS_PERF_SHARED_TC_COUNTERS
2777 bool 2724 bool
2778 2725
2779 config MIPS_NR_CPU_NR_MAP_1024 2726 config MIPS_NR_CPU_NR_MAP_1024
2780 bool 2727 bool
2781 2728
2782 config MIPS_NR_CPU_NR_MAP 2729 config MIPS_NR_CPU_NR_MAP
2783 int 2730 int
2784 depends on SMP 2731 depends on SMP
2785 default 1024 if MIPS_NR_CPU_NR_MAP_10 2732 default 1024 if MIPS_NR_CPU_NR_MAP_1024
2786 default NR_CPUS if !MIPS_NR_CPU_NR_MA 2733 default NR_CPUS if !MIPS_NR_CPU_NR_MAP_1024
2787 2734
2788 # 2735 #
2789 # Timer Interrupt Frequency Configuration 2736 # Timer Interrupt Frequency Configuration
2790 # 2737 #
2791 2738
2792 choice 2739 choice
2793 prompt "Timer frequency" 2740 prompt "Timer frequency"
2794 default HZ_250 2741 default HZ_250
2795 help 2742 help
2796 Allows the configuration of the tim !! 2743 Allows the configuration of the timer frequency.
2797 2744
2798 config HZ_24 2745 config HZ_24
2799 bool "24 HZ" if SYS_SUPPORTS_ 2746 bool "24 HZ" if SYS_SUPPORTS_24HZ || SYS_SUPPORTS_ARBIT_HZ
2800 2747
2801 config HZ_48 2748 config HZ_48
2802 bool "48 HZ" if SYS_SUPPORTS_ 2749 bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
2803 2750
2804 config HZ_100 2751 config HZ_100
2805 bool "100 HZ" if SYS_SUPPORTS 2752 bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
2806 2753
2807 config HZ_128 2754 config HZ_128
2808 bool "128 HZ" if SYS_SUPPORTS 2755 bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
2809 2756
2810 config HZ_250 2757 config HZ_250
2811 bool "250 HZ" if SYS_SUPPORTS 2758 bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
2812 2759
2813 config HZ_256 2760 config HZ_256
2814 bool "256 HZ" if SYS_SUPPORTS 2761 bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
2815 2762
2816 config HZ_1000 2763 config HZ_1000
2817 bool "1000 HZ" if SYS_SUPPORT 2764 bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
2818 2765
2819 config HZ_1024 2766 config HZ_1024
2820 bool "1024 HZ" if SYS_SUPPORT 2767 bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
2821 2768
2822 endchoice 2769 endchoice
2823 2770
2824 config SYS_SUPPORTS_24HZ 2771 config SYS_SUPPORTS_24HZ
2825 bool 2772 bool
2826 2773
2827 config SYS_SUPPORTS_48HZ 2774 config SYS_SUPPORTS_48HZ
2828 bool 2775 bool
2829 2776
2830 config SYS_SUPPORTS_100HZ 2777 config SYS_SUPPORTS_100HZ
2831 bool 2778 bool
2832 2779
2833 config SYS_SUPPORTS_128HZ 2780 config SYS_SUPPORTS_128HZ
2834 bool 2781 bool
2835 2782
2836 config SYS_SUPPORTS_250HZ 2783 config SYS_SUPPORTS_250HZ
2837 bool 2784 bool
2838 2785
2839 config SYS_SUPPORTS_256HZ 2786 config SYS_SUPPORTS_256HZ
2840 bool 2787 bool
2841 2788
2842 config SYS_SUPPORTS_1000HZ 2789 config SYS_SUPPORTS_1000HZ
2843 bool 2790 bool
2844 2791
2845 config SYS_SUPPORTS_1024HZ 2792 config SYS_SUPPORTS_1024HZ
2846 bool 2793 bool
2847 2794
2848 config SYS_SUPPORTS_ARBIT_HZ 2795 config SYS_SUPPORTS_ARBIT_HZ
2849 bool 2796 bool
2850 default y if !SYS_SUPPORTS_24HZ && \ 2797 default y if !SYS_SUPPORTS_24HZ && \
2851 !SYS_SUPPORTS_48HZ && \ 2798 !SYS_SUPPORTS_48HZ && \
2852 !SYS_SUPPORTS_100HZ && \ 2799 !SYS_SUPPORTS_100HZ && \
2853 !SYS_SUPPORTS_128HZ && \ 2800 !SYS_SUPPORTS_128HZ && \
2854 !SYS_SUPPORTS_250HZ && \ 2801 !SYS_SUPPORTS_250HZ && \
2855 !SYS_SUPPORTS_256HZ && \ 2802 !SYS_SUPPORTS_256HZ && \
2856 !SYS_SUPPORTS_1000HZ && 2803 !SYS_SUPPORTS_1000HZ && \
2857 !SYS_SUPPORTS_1024HZ 2804 !SYS_SUPPORTS_1024HZ
2858 2805
2859 config HZ 2806 config HZ
2860 int 2807 int
2861 default 24 if HZ_24 2808 default 24 if HZ_24
2862 default 48 if HZ_48 2809 default 48 if HZ_48
2863 default 100 if HZ_100 2810 default 100 if HZ_100
2864 default 128 if HZ_128 2811 default 128 if HZ_128
2865 default 250 if HZ_250 2812 default 250 if HZ_250
2866 default 256 if HZ_256 2813 default 256 if HZ_256
2867 default 1000 if HZ_1000 2814 default 1000 if HZ_1000
2868 default 1024 if HZ_1024 2815 default 1024 if HZ_1024
2869 2816
2870 config SCHED_HRTICK 2817 config SCHED_HRTICK
2871 def_bool HIGH_RES_TIMERS 2818 def_bool HIGH_RES_TIMERS
2872 2819
2873 config ARCH_SUPPORTS_KEXEC !! 2820 source "kernel/Kconfig.preempt"
2874 def_bool y <<
2875 2821
2876 config ARCH_SUPPORTS_CRASH_DUMP !! 2822 config KEXEC
2877 def_bool y !! 2823 bool "Kexec system call"
>> 2824 select KEXEC_CORE
>> 2825 help
>> 2826 kexec is a system call that implements the ability to shutdown your
>> 2827 current kernel, and to start another kernel. It is like a reboot
>> 2828 but it is independent of the system firmware. And like a reboot
>> 2829 you can start any kernel with it, not just Linux.
>> 2830
>> 2831 The name comes from the similarity to the exec system call.
>> 2832
>> 2833 It is an ongoing process to be certain the hardware in a machine
>> 2834 is properly shutdown, so do not be surprised if this code does not
>> 2835 initially work for you. As of this writing the exact hardware
>> 2836 interface is strongly in flux, so no good recommendation can be
>> 2837 made.
>> 2838
>> 2839 config CRASH_DUMP
>> 2840 bool "Kernel crash dumps"
>> 2841 help
>> 2842 Generate crash dump after being started by kexec.
>> 2843 This should be normally only set in special crash dump kernels
>> 2844 which are loaded in the main kernel with kexec-tools into
>> 2845 a specially reserved region and then later executed after
>> 2846 a crash by kdump/kexec. The crash dump kernel must be compiled
>> 2847 to a memory address not used by the main kernel or firmware using
>> 2848 PHYSICAL_START.
2878 2849
2879 config PHYSICAL_START 2850 config PHYSICAL_START
2880 hex "Physical address where the kerne 2851 hex "Physical address where the kernel is loaded"
2881 default "0xffffffff84000000" !! 2852 default "0xffffffff84000000" if 64BIT
>> 2853 default "0x84000000" if 32BIT
2882 depends on CRASH_DUMP 2854 depends on CRASH_DUMP
2883 help 2855 help
2884 This gives the CKSEG0 or KSEG0 addr 2856 This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
2885 If you plan to use kernel for captu 2857 If you plan to use kernel for capturing the crash dump change
2886 this value to start of the reserved 2858 this value to start of the reserved region (the "X" value as
2887 specified in the "crashkernel=YM@XM 2859 specified in the "crashkernel=YM@XM" command line boot parameter
2888 passed to the panic-ed kernel). 2860 passed to the panic-ed kernel).
2889 2861
>> 2862 config SECCOMP
>> 2863 bool "Enable seccomp to safely compute untrusted bytecode"
>> 2864 depends on PROC_FS
>> 2865 default y
>> 2866 help
>> 2867 This kernel feature is useful for number crunching applications
>> 2868 that may need to compute untrusted bytecode during their
>> 2869 execution. By using pipes or other transports made available to
>> 2870 the process as file descriptors supporting the read/write
>> 2871 syscalls, it's possible to isolate those applications in
>> 2872 their own address space using seccomp. Once seccomp is
>> 2873 enabled via /proc/<pid>/seccomp, it cannot be disabled
>> 2874 and the task is only allowed to execute a few safe syscalls
>> 2875 defined by each seccomp mode.
>> 2876
>> 2877 If unsure, say Y. Only embedded should say N here.
>> 2878
2890 config MIPS_O32_FP64_SUPPORT 2879 config MIPS_O32_FP64_SUPPORT
2891 bool "Support for O32 binaries using !! 2880 bool "Support for O32 binaries using 64-bit FP"
2892 depends on 32BIT || MIPS32_O32 2881 depends on 32BIT || MIPS32_O32
2893 help 2882 help
2894 When this is enabled, the kernel wi 2883 When this is enabled, the kernel will support use of 64-bit floating
2895 point registers with binaries using 2884 point registers with binaries using the O32 ABI along with the
2896 EF_MIPS_FP64 ELF header flag (typic 2885 EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2897 32-bit MIPS systems this support is 2886 32-bit MIPS systems this support is at the cost of increasing the
2898 size and complexity of the compiled 2887 size and complexity of the compiled FPU emulator. Thus if you are
2899 running a MIPS32 system and know th 2888 running a MIPS32 system and know that none of your userland binaries
2900 will require 64-bit floating point, 2889 will require 64-bit floating point, you may wish to reduce the size
2901 of your kernel & potentially improv 2890 of your kernel & potentially improve FP emulation performance by
2902 saying N here. 2891 saying N here.
2903 2892
2904 Although binutils currently support 2893 Although binutils currently supports use of this flag the details
2905 concerning its effect upon the O32 2894 concerning its effect upon the O32 ABI in userland are still being
2906 worked on. In order to avoid userla !! 2895 worked on. In order to avoid userland becoming dependant upon current
2907 behaviour before the details have b 2896 behaviour before the details have been finalised, this option should
2908 be considered experimental and only 2897 be considered experimental and only enabled by those working upon
2909 said details. 2898 said details.
2910 2899
2911 If unsure, say N. 2900 If unsure, say N.
2912 2901
2913 config USE_OF 2902 config USE_OF
2914 bool 2903 bool
2915 select OF 2904 select OF
2916 select OF_EARLY_FLATTREE 2905 select OF_EARLY_FLATTREE
2917 select IRQ_DOMAIN 2906 select IRQ_DOMAIN
2918 2907
2919 config UHI_BOOT <<
2920 bool <<
2921 <<
2922 config BUILTIN_DTB 2908 config BUILTIN_DTB
2923 bool 2909 bool
2924 2910
2925 choice 2911 choice
2926 prompt "Kernel appended dtb support" !! 2912 prompt "Kernel appended dtb support" if USE_OF
2927 depends on USE_OF <<
2928 default MIPS_NO_APPENDED_DTB 2913 default MIPS_NO_APPENDED_DTB
2929 2914
2930 config MIPS_NO_APPENDED_DTB 2915 config MIPS_NO_APPENDED_DTB
2931 bool "None" 2916 bool "None"
2932 help 2917 help
2933 Do not enable appended dtb 2918 Do not enable appended dtb support.
2934 2919
2935 config MIPS_ELF_APPENDED_DTB 2920 config MIPS_ELF_APPENDED_DTB
2936 bool "vmlinux" 2921 bool "vmlinux"
2937 help 2922 help
2938 With this option, the boot 2923 With this option, the boot code will look for a device tree binary
2939 DTB) included in the vmlinu 2924 DTB) included in the vmlinux ELF section .appended_dtb. By default
2940 it is empty and the DTB can 2925 it is empty and the DTB can be appended using binutils command
2941 objcopy: 2926 objcopy:
2942 2927
2943 objcopy --update-section 2928 objcopy --update-section .appended_dtb=<filename>.dtb vmlinux
2944 2929
2945 This is meant as a backward !! 2930 This is meant as a backward compatiblity convenience for those
2946 systems with a bootloader t 2931 systems with a bootloader that can't be upgraded to accommodate
2947 the documented boot protoco 2932 the documented boot protocol using a device tree.
2948 2933
2949 config MIPS_RAW_APPENDED_DTB 2934 config MIPS_RAW_APPENDED_DTB
2950 bool "vmlinux.bin or vmlinuz. 2935 bool "vmlinux.bin or vmlinuz.bin"
2951 help 2936 help
2952 With this option, the boot 2937 With this option, the boot code will look for a device tree binary
2953 DTB) appended to raw vmlinu 2938 DTB) appended to raw vmlinux.bin or vmlinuz.bin.
2954 (e.g. cat vmlinux.bin <file 2939 (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb).
2955 2940
2956 This is meant as a backward 2941 This is meant as a backward compatibility convenience for those
2957 systems with a bootloader t 2942 systems with a bootloader that can't be upgraded to accommodate
2958 the documented boot protoco 2943 the documented boot protocol using a device tree.
2959 2944
2960 Beware that there is very l 2945 Beware that there is very little in terms of protection against
2961 this option being confused 2946 this option being confused by leftover garbage in memory that might
2962 look like a DTB header afte 2947 look like a DTB header after a reboot if no actual DTB is appended
2963 to vmlinux.bin. Do not lea 2948 to vmlinux.bin. Do not leave this option active in a production kernel
2964 if you don't intend to alwa 2949 if you don't intend to always append a DTB.
2965 endchoice 2950 endchoice
2966 2951
2967 choice 2952 choice
2968 prompt "Kernel command line type" !! 2953 prompt "Kernel command line type" if !CMDLINE_OVERRIDE
2969 depends on !CMDLINE_OVERRIDE <<
2970 default MIPS_CMDLINE_FROM_DTB if USE_ 2954 default MIPS_CMDLINE_FROM_DTB if USE_OF && !ATH79 && !MACH_INGENIC && \
2971 !MAC !! 2955 !MIPS_MALTA && \
2972 !CAV 2956 !CAVIUM_OCTEON_SOC
2973 default MIPS_CMDLINE_FROM_BOOTLOADER 2957 default MIPS_CMDLINE_FROM_BOOTLOADER
2974 2958
2975 config MIPS_CMDLINE_FROM_DTB 2959 config MIPS_CMDLINE_FROM_DTB
2976 depends on USE_OF 2960 depends on USE_OF
2977 bool "Dtb kernel arguments if 2961 bool "Dtb kernel arguments if available"
2978 2962
2979 config MIPS_CMDLINE_DTB_EXTEND 2963 config MIPS_CMDLINE_DTB_EXTEND
2980 depends on USE_OF 2964 depends on USE_OF
2981 bool "Extend dtb kernel argum 2965 bool "Extend dtb kernel arguments with bootloader arguments"
2982 2966
2983 config MIPS_CMDLINE_FROM_BOOTLOADER 2967 config MIPS_CMDLINE_FROM_BOOTLOADER
2984 bool "Bootloader kernel argum 2968 bool "Bootloader kernel arguments if available"
2985 2969
2986 config MIPS_CMDLINE_BUILTIN_EXTEND 2970 config MIPS_CMDLINE_BUILTIN_EXTEND
2987 depends on CMDLINE_BOOL 2971 depends on CMDLINE_BOOL
2988 bool "Extend builtin kernel a 2972 bool "Extend builtin kernel arguments with bootloader arguments"
2989 endchoice 2973 endchoice
2990 2974
2991 endmenu 2975 endmenu
2992 2976
2993 config LOCKDEP_SUPPORT 2977 config LOCKDEP_SUPPORT
2994 bool 2978 bool
2995 default y 2979 default y
2996 2980
2997 config STACKTRACE_SUPPORT 2981 config STACKTRACE_SUPPORT
2998 bool 2982 bool
2999 default y 2983 default y
3000 2984
>> 2985 config HAVE_LATENCYTOP_SUPPORT
>> 2986 bool
>> 2987 default y
>> 2988
3001 config PGTABLE_LEVELS 2989 config PGTABLE_LEVELS
3002 int 2990 int
3003 default 4 if PAGE_SIZE_4KB && MIPS_VA 2991 default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48
3004 default 3 if 64BIT && (!PAGE_SIZE_64K !! 2992 default 3 if 64BIT && !PAGE_SIZE_64KB
3005 default 2 2993 default 2
3006 2994
3007 config MIPS_AUTO_PFN_OFFSET !! 2995 source "init/Kconfig"
3008 bool !! 2996
>> 2997 source "kernel/Kconfig.freezer"
3009 2998
3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC 2999 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
3011 3000
>> 3001 config HW_HAS_EISA
>> 3002 bool
>> 3003 config HW_HAS_PCI
>> 3004 bool
>> 3005
>> 3006 config PCI
>> 3007 bool "Support for PCI controller"
>> 3008 depends on HW_HAS_PCI
>> 3009 select PCI_DOMAINS
>> 3010 help
>> 3011 Find out whether you have a PCI motherboard. PCI is the name of a
>> 3012 bus system, i.e. the way the CPU talks to the other stuff inside
>> 3013 your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
>> 3014 say Y, otherwise N.
>> 3015
>> 3016 config HT_PCI
>> 3017 bool "Support for HT-linked PCI"
>> 3018 default y
>> 3019 depends on CPU_LOONGSON3
>> 3020 select PCI
>> 3021 select PCI_DOMAINS
>> 3022 help
>> 3023 Loongson family machines use Hyper-Transport bus for inter-core
>> 3024 connection and device connection. The PCI bus is a subordinate
>> 3025 linked at HT. Choose Y for Loongson-3 based machines.
>> 3026
>> 3027 config PCI_DOMAINS
>> 3028 bool
>> 3029
>> 3030 config PCI_DOMAINS_GENERIC
>> 3031 bool
>> 3032
3012 config PCI_DRIVERS_GENERIC 3033 config PCI_DRIVERS_GENERIC
3013 select PCI_DOMAINS_GENERIC if PCI !! 3034 select PCI_DOMAINS_GENERIC if PCI_DOMAINS
3014 bool 3035 bool
3015 3036
3016 config PCI_DRIVERS_LEGACY 3037 config PCI_DRIVERS_LEGACY
3017 def_bool !PCI_DRIVERS_GENERIC 3038 def_bool !PCI_DRIVERS_GENERIC
3018 select NO_GENERIC_PCI_IOPORT_MAP 3039 select NO_GENERIC_PCI_IOPORT_MAP
3019 select PCI_DOMAINS if PCI !! 3040
>> 3041 source "drivers/pci/Kconfig"
3020 3042
3021 # 3043 #
3022 # ISA support is now enabled via select. Too 3044 # 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 3045 # or other ISA chip on the board that users don't know about so don't expect
3024 # users to choose the right thing ... 3046 # users to choose the right thing ...
3025 # 3047 #
3026 config ISA 3048 config ISA
3027 bool 3049 bool
3028 3050
>> 3051 config EISA
>> 3052 bool "EISA support"
>> 3053 depends on HW_HAS_EISA
>> 3054 select ISA
>> 3055 select GENERIC_ISA_DMA
>> 3056 ---help---
>> 3057 The Extended Industry Standard Architecture (EISA) bus was
>> 3058 developed as an open alternative to the IBM MicroChannel bus.
>> 3059
>> 3060 The EISA bus provided some of the features of the IBM MicroChannel
>> 3061 bus while maintaining backward compatibility with cards made for
>> 3062 the older ISA bus. The EISA bus saw limited use between 1988 and
>> 3063 1995 when it was made obsolete by the PCI bus.
>> 3064
>> 3065 Say Y here if you are building a kernel for an EISA-based machine.
>> 3066
>> 3067 Otherwise, say N.
>> 3068
>> 3069 source "drivers/eisa/Kconfig"
>> 3070
3029 config TC 3071 config TC
3030 bool "TURBOchannel support" 3072 bool "TURBOchannel support"
3031 depends on MACH_DECSTATION 3073 depends on MACH_DECSTATION
3032 help 3074 help
3033 TURBOchannel is a DEC (now Compaq ( 3075 TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
3034 processors. TURBOchannel programmi 3076 processors. TURBOchannel programming specifications are available
3035 at: 3077 at:
3036 <ftp://ftp.hp.com/pub/alphaserver/a 3078 <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
3037 and: 3079 and:
3038 <http://www.computer-refuge.org/cla 3080 <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
3039 Linux driver support status is docu 3081 Linux driver support status is documented at:
3040 <http://www.linux-mips.org/wiki/DEC 3082 <http://www.linux-mips.org/wiki/DECstation>
3041 3083
3042 config MMU 3084 config MMU
3043 bool 3085 bool
3044 default y 3086 default y
3045 3087
3046 config ARCH_MMAP_RND_BITS_MIN 3088 config ARCH_MMAP_RND_BITS_MIN
3047 default 12 if 64BIT 3089 default 12 if 64BIT
3048 default 8 3090 default 8
3049 3091
3050 config ARCH_MMAP_RND_BITS_MAX 3092 config ARCH_MMAP_RND_BITS_MAX
3051 default 18 if 64BIT 3093 default 18 if 64BIT
3052 default 15 3094 default 15
3053 3095
3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN 3096 config ARCH_MMAP_RND_COMPAT_BITS_MIN
3055 default 8 !! 3097 default 8
3056 3098
3057 config ARCH_MMAP_RND_COMPAT_BITS_MAX 3099 config ARCH_MMAP_RND_COMPAT_BITS_MAX
3058 default 15 !! 3100 default 15
3059 3101
3060 config I8253 3102 config I8253
3061 bool 3103 bool
3062 select CLKSRC_I8253 3104 select CLKSRC_I8253
3063 select CLKEVT_I8253 3105 select CLKEVT_I8253
3064 select MIPS_EXTERNAL_TIMER 3106 select MIPS_EXTERNAL_TIMER
>> 3107
>> 3108 config ZONE_DMA
>> 3109 bool
>> 3110
>> 3111 config ZONE_DMA32
>> 3112 bool
>> 3113
>> 3114 source "drivers/pcmcia/Kconfig"
>> 3115
>> 3116 config RAPIDIO
>> 3117 tristate "RapidIO support"
>> 3118 depends on PCI
>> 3119 default n
>> 3120 help
>> 3121 If you say Y here, the kernel will include drivers and
>> 3122 infrastructure code to support RapidIO interconnect devices.
>> 3123
>> 3124 source "drivers/rapidio/Kconfig"
>> 3125
3065 endmenu 3126 endmenu
3066 3127
>> 3128 menu "Executable file formats"
>> 3129
>> 3130 source "fs/Kconfig.binfmt"
>> 3131
3067 config TRAD_SIGNALS 3132 config TRAD_SIGNALS
3068 bool 3133 bool
3069 3134
3070 config MIPS32_COMPAT 3135 config MIPS32_COMPAT
3071 bool 3136 bool
3072 3137
3073 config COMPAT 3138 config COMPAT
3074 bool 3139 bool
3075 3140
>> 3141 config SYSVIPC_COMPAT
>> 3142 bool
>> 3143
3076 config MIPS32_O32 3144 config MIPS32_O32
3077 bool "Kernel support for o32 binaries 3145 bool "Kernel support for o32 binaries"
3078 depends on 64BIT 3146 depends on 64BIT
3079 select ARCH_WANT_OLD_COMPAT_IPC 3147 select ARCH_WANT_OLD_COMPAT_IPC
3080 select COMPAT 3148 select COMPAT
3081 select MIPS32_COMPAT 3149 select MIPS32_COMPAT
>> 3150 select SYSVIPC_COMPAT if SYSVIPC
3082 help 3151 help
3083 Select this option if you want to r 3152 Select this option if you want to run o32 binaries. These are pure
3084 32-bit binaries as used by the 32-b 3153 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
3085 existing binaries are in this forma 3154 existing binaries are in this format.
3086 3155
3087 If unsure, say Y. 3156 If unsure, say Y.
3088 3157
3089 config MIPS32_N32 3158 config MIPS32_N32
3090 bool "Kernel support for n32 binaries 3159 bool "Kernel support for n32 binaries"
3091 depends on 64BIT 3160 depends on 64BIT
3092 select ARCH_WANT_COMPAT_IPC_PARSE_VER <<
3093 select COMPAT 3161 select COMPAT
3094 select MIPS32_COMPAT 3162 select MIPS32_COMPAT
>> 3163 select SYSVIPC_COMPAT if SYSVIPC
3095 help 3164 help
3096 Select this option if you want to r 3165 Select this option if you want to run n32 binaries. These are
3097 64-bit binaries using 32-bit quanti 3166 64-bit binaries using 32-bit quantities for addressing and certain
3098 data that would normally be 64-bit. 3167 data that would normally be 64-bit. They are used in special
3099 cases. 3168 cases.
3100 3169
3101 If unsure, say N. 3170 If unsure, say N.
3102 3171
3103 config CC_HAS_MNO_BRANCH_LIKELY !! 3172 config BINFMT_ELF32
3104 def_bool y !! 3173 bool
3105 depends on $(cc-option,-mno-branch-li !! 3174 default y if MIPS32_O32 || MIPS32_N32
>> 3175 select ELFCORE
3106 3176
3107 # https://github.com/llvm/llvm-project/issues !! 3177 endmenu
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 "net/Kconfig"
>> 3207
>> 3208 source "drivers/Kconfig"
>> 3209
>> 3210 source "drivers/firmware/Kconfig"
>> 3211
>> 3212 source "fs/Kconfig"
>> 3213
>> 3214 source "arch/mips/Kconfig.debug"
3139 3215
3140 source "arch/mips/vdso/Kconfig" !! 3216 source "security/Kconfig"
>> 3217
>> 3218 source "crypto/Kconfig"
>> 3219
>> 3220 source "lib/Kconfig"
>> 3221
>> 3222 source "arch/mips/kvm/Kconfig"
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