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_MIGHT_HAVE_PC_PARPORT
20 select ARCH_HAS_GCOV_PROFILE_ALL !! 11 select ARCH_MIGHT_HAVE_PC_SERIO
21 select ARCH_KEEP_MEMBLOCK !! 12 select ARCH_SUPPORTS_UPROBES
22 select ARCH_USE_BUILTIN_BSWAP 13 select ARCH_USE_BUILTIN_BSWAP
23 select ARCH_USE_CMPXCHG_LOCKREF if 64B 14 select ARCH_USE_CMPXCHG_LOCKREF if 64BIT
24 select ARCH_USE_MEMTEST <<
25 select ARCH_USE_QUEUED_RWLOCKS 15 select ARCH_USE_QUEUED_RWLOCKS
26 select ARCH_USE_QUEUED_SPINLOCKS 16 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 17 select ARCH_WANT_IPC_PARSE_VERSION
30 select ARCH_WANT_LD_ORPHAN_WARN !! 18 select BUILDTIME_EXTABLE_SORT
31 select BUILDTIME_TABLE_SORT <<
32 select CLONE_BACKWARDS 19 select CLONE_BACKWARDS
33 select CPU_NO_EFFICIENT_FFS if (TARGET !! 20 select CPU_PM if CPU_IDLE
34 select CPU_PM if CPU_IDLE || SUSPEND <<
35 select GENERIC_ATOMIC64 if !64BIT 21 select GENERIC_ATOMIC64 if !64BIT
>> 22 select GENERIC_CLOCKEVENTS
36 select GENERIC_CMOS_UPDATE 23 select GENERIC_CMOS_UPDATE
37 select GENERIC_CPU_AUTOPROBE 24 select GENERIC_CPU_AUTOPROBE
38 select GENERIC_GETTIMEOFDAY <<
39 select GENERIC_IOMAP <<
40 select GENERIC_IRQ_PROBE 25 select GENERIC_IRQ_PROBE
41 select GENERIC_IRQ_SHOW 26 select GENERIC_IRQ_SHOW
42 select GENERIC_ISA_DMA if EISA !! 27 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_ 28 select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
49 select GENERIC_SMP_IDLE_THREAD 29 select GENERIC_SMP_IDLE_THREAD
50 select GENERIC_IDLE_POLL_SETUP <<
51 select GENERIC_TIME_VSYSCALL 30 select GENERIC_TIME_VSYSCALL
52 select GUP_GET_PXX_LOW_HIGH if CPU_MIP !! 31 select HANDLE_DOMAIN_IRQ
53 select HAS_IOPORT if !NO_IOPORT_MAP || <<
54 select HAVE_ARCH_COMPILER_H <<
55 select HAVE_ARCH_JUMP_LABEL 32 select HAVE_ARCH_JUMP_LABEL
56 select HAVE_ARCH_KGDB if MIPS_FP_SUPPO !! 33 select HAVE_ARCH_KGDB
57 select HAVE_ARCH_MMAP_RND_BITS if MMU 34 select HAVE_ARCH_MMAP_RND_BITS if MMU
58 select HAVE_ARCH_MMAP_RND_COMPAT_BITS 35 select HAVE_ARCH_MMAP_RND_COMPAT_BITS if MMU && COMPAT
59 select HAVE_ARCH_SECCOMP_FILTER 36 select HAVE_ARCH_SECCOMP_FILTER
60 select HAVE_ARCH_TRACEHOOK 37 select HAVE_ARCH_TRACEHOOK
61 select HAVE_ARCH_TRANSPARENT_HUGEPAGE !! 38 select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
62 select HAVE_ASM_MODVERSIONS !! 39 select HAVE_CBPF_JIT if (!64BIT && !CPU_MICROMIPS)
63 select HAVE_CONTEXT_TRACKING_USER !! 40 select HAVE_EBPF_JIT if (64BIT && !CPU_MICROMIPS)
64 select HAVE_TIF_NOHZ !! 41 select HAVE_CC_STACKPROTECTOR
>> 42 select HAVE_CONTEXT_TRACKING
>> 43 select HAVE_COPY_THREAD_TLS
65 select HAVE_C_RECORDMCOUNT 44 select HAVE_C_RECORDMCOUNT
66 select HAVE_DEBUG_KMEMLEAK 45 select HAVE_DEBUG_KMEMLEAK
67 select HAVE_DEBUG_STACKOVERFLOW 46 select HAVE_DEBUG_STACKOVERFLOW
>> 47 select HAVE_DMA_API_DEBUG
68 select HAVE_DMA_CONTIGUOUS 48 select HAVE_DMA_CONTIGUOUS
69 select HAVE_DYNAMIC_FTRACE 49 select HAVE_DYNAMIC_FTRACE
70 select HAVE_EBPF_JIT if !CPU_MICROMIPS <<
71 select HAVE_EXIT_THREAD 50 select HAVE_EXIT_THREAD
72 select HAVE_GUP_FAST <<
73 select HAVE_FTRACE_MCOUNT_RECORD 51 select HAVE_FTRACE_MCOUNT_RECORD
74 select HAVE_FUNCTION_GRAPH_TRACER 52 select HAVE_FUNCTION_GRAPH_TRACER
75 select HAVE_FUNCTION_TRACER 53 select HAVE_FUNCTION_TRACER
76 select HAVE_GCC_PLUGINS !! 54 select HAVE_GENERIC_DMA_COHERENT
77 select HAVE_GENERIC_VDSO !! 55 select HAVE_IDE
78 select HAVE_IOREMAP_PROT <<
79 select HAVE_IRQ_EXIT_ON_IRQ_STACK 56 select HAVE_IRQ_EXIT_ON_IRQ_STACK
80 select HAVE_IRQ_TIME_ACCOUNTING 57 select HAVE_IRQ_TIME_ACCOUNTING
81 select HAVE_KPROBES 58 select HAVE_KPROBES
82 select HAVE_KRETPROBES 59 select HAVE_KRETPROBES
83 select HAVE_LD_DEAD_CODE_DATA_ELIMINAT !! 60 select HAVE_MEMBLOCK
>> 61 select HAVE_MEMBLOCK_NODE_MAP
84 select HAVE_MOD_ARCH_SPECIFIC 62 select HAVE_MOD_ARCH_SPECIFIC
85 select HAVE_NMI 63 select HAVE_NMI
86 select HAVE_PAGE_SIZE_4KB if !CPU_LOON !! 64 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 65 select HAVE_PERF_EVENTS
90 select HAVE_PERF_REGS <<
91 select HAVE_PERF_USER_STACK_DUMP <<
92 select HAVE_REGS_AND_STACK_ACCESS_API 66 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 67 select HAVE_SYSCALL_TRACEPOINTS
97 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 68 select HAVE_VIRT_CPU_ACCOUNTING_GEN if 64BIT || !SMP
98 select IRQ_FORCED_THREADING 69 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 70 select MODULES_USE_ELF_RELA if MODULES && 64BIT
>> 71 select MODULES_USE_ELF_REL if MODULES
103 select PERF_USE_VMALLOC 72 select PERF_USE_VMALLOC
104 select PCI_MSI_ARCH_FALLBACKS if PCI_M !! 73 select RTC_LIB if !MACH_LOONGSON64
105 select RTC_LIB <<
106 select SYSCTL_EXCEPTION_TRACE 74 select SYSCTL_EXCEPTION_TRACE
107 select TRACE_IRQFLAGS_SUPPORT !! 75 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 76
136 menu "Machine selection" 77 menu "Machine selection"
137 78
138 choice 79 choice
139 prompt "System type" 80 prompt "System type"
140 default MIPS_GENERIC_KERNEL !! 81 default MIPS_GENERIC
141 82
142 config MIPS_GENERIC_KERNEL !! 83 config MIPS_GENERIC
143 bool "Generic board-agnostic MIPS kern 84 bool "Generic board-agnostic MIPS kernel"
144 select MIPS_GENERIC <<
145 select BOOT_RAW 85 select BOOT_RAW
146 select BUILTIN_DTB 86 select BUILTIN_DTB
147 select CEVT_R4K 87 select CEVT_R4K
148 select CLKSRC_MIPS_GIC 88 select CLKSRC_MIPS_GIC
149 select COMMON_CLK 89 select COMMON_CLK
150 select CPU_MIPSR2_IRQ_EI <<
151 select CPU_MIPSR2_IRQ_VI 90 select CPU_MIPSR2_IRQ_VI
>> 91 select CPU_MIPSR2_IRQ_EI
152 select CSRC_R4K 92 select CSRC_R4K
153 select DMA_NONCOHERENT !! 93 select DMA_PERDEV_COHERENT
154 select HAVE_PCI !! 94 select HW_HAS_PCI
155 select IRQ_MIPS_CPU 95 select IRQ_MIPS_CPU
156 select MACH_GENERIC_CORE !! 96 select LIBFDT
157 select MIPS_AUTO_PFN_OFFSET <<
158 select MIPS_CPU_SCACHE 97 select MIPS_CPU_SCACHE
159 select MIPS_GIC 98 select MIPS_GIC
160 select MIPS_L1_CACHE_SHIFT_7 99 select MIPS_L1_CACHE_SHIFT_7
161 select NO_EXCEPT_FILL 100 select NO_EXCEPT_FILL
162 select PCI_DRIVERS_GENERIC 101 select PCI_DRIVERS_GENERIC
>> 102 select PINCTRL
163 select SMP_UP if SMP 103 select SMP_UP if SMP
164 select SWAP_IO_SPACE 104 select SWAP_IO_SPACE
165 select SYS_HAS_CPU_MIPS32_R1 105 select SYS_HAS_CPU_MIPS32_R1
166 select SYS_HAS_CPU_MIPS32_R2 106 select SYS_HAS_CPU_MIPS32_R2
167 select SYS_HAS_CPU_MIPS32_R5 <<
168 select SYS_HAS_CPU_MIPS32_R6 107 select SYS_HAS_CPU_MIPS32_R6
169 select SYS_HAS_CPU_MIPS64_R1 108 select SYS_HAS_CPU_MIPS64_R1
170 select SYS_HAS_CPU_MIPS64_R2 109 select SYS_HAS_CPU_MIPS64_R2
171 select SYS_HAS_CPU_MIPS64_R5 <<
172 select SYS_HAS_CPU_MIPS64_R6 110 select SYS_HAS_CPU_MIPS64_R6
173 select SYS_SUPPORTS_32BIT_KERNEL 111 select SYS_SUPPORTS_32BIT_KERNEL
174 select SYS_SUPPORTS_64BIT_KERNEL 112 select SYS_SUPPORTS_64BIT_KERNEL
175 select SYS_SUPPORTS_BIG_ENDIAN 113 select SYS_SUPPORTS_BIG_ENDIAN
176 select SYS_SUPPORTS_HIGHMEM 114 select SYS_SUPPORTS_HIGHMEM
177 select SYS_SUPPORTS_LITTLE_ENDIAN 115 select SYS_SUPPORTS_LITTLE_ENDIAN
178 select SYS_SUPPORTS_MICROMIPS 116 select SYS_SUPPORTS_MICROMIPS
179 select SYS_SUPPORTS_MIPS16 <<
180 select SYS_SUPPORTS_MIPS_CPS 117 select SYS_SUPPORTS_MIPS_CPS
>> 118 select SYS_SUPPORTS_MIPS16
181 select SYS_SUPPORTS_MULTITHREADING 119 select SYS_SUPPORTS_MULTITHREADING
182 select SYS_SUPPORTS_RELOCATABLE 120 select SYS_SUPPORTS_RELOCATABLE
183 select SYS_SUPPORTS_SMARTMIPS 121 select SYS_SUPPORTS_SMARTMIPS
184 select SYS_SUPPORTS_ZBOOT <<
185 select UHI_BOOT <<
186 select USB_EHCI_BIG_ENDIAN_DESC if CPU 122 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
187 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 123 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
188 select USB_OHCI_BIG_ENDIAN_DESC if CPU 124 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
189 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 125 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
190 select USB_UHCI_BIG_ENDIAN_DESC if CPU 126 select USB_UHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
191 select USB_UHCI_BIG_ENDIAN_MMIO if CPU 127 select USB_UHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
192 select USE_OF 128 select USE_OF
193 help 129 help
194 Select this to build a kernel which 130 Select this to build a kernel which aims to support multiple boards,
195 generally using a flattened device t 131 generally using a flattened device tree passed from the bootloader
196 using the boot protocol defined in t 132 using the boot protocol defined in the UHI (Unified Hosting
197 Interface) specification. 133 Interface) specification.
198 134
199 config MIPS_ALCHEMY 135 config MIPS_ALCHEMY
200 bool "Alchemy processor based machines 136 bool "Alchemy processor based machines"
201 select PHYS_ADDR_T_64BIT !! 137 select ARCH_PHYS_ADDR_T_64BIT
202 select CEVT_R4K 138 select CEVT_R4K
203 select CSRC_R4K 139 select CSRC_R4K
204 select IRQ_MIPS_CPU 140 select IRQ_MIPS_CPU
205 select DMA_NONCOHERENT # Au10 !! 141 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 142 select SYS_HAS_CPU_MIPS32_R1
208 select SYS_SUPPORTS_32BIT_KERNEL 143 select SYS_SUPPORTS_32BIT_KERNEL
209 select SYS_SUPPORTS_APM_EMULATION 144 select SYS_SUPPORTS_APM_EMULATION
210 select GPIOLIB 145 select GPIOLIB
211 select SYS_SUPPORTS_ZBOOT 146 select SYS_SUPPORTS_ZBOOT
212 select COMMON_CLK 147 select COMMON_CLK
213 148
>> 149 config AR7
>> 150 bool "Texas Instruments AR7"
>> 151 select BOOT_ELF32
>> 152 select DMA_NONCOHERENT
>> 153 select CEVT_R4K
>> 154 select CSRC_R4K
>> 155 select IRQ_MIPS_CPU
>> 156 select NO_EXCEPT_FILL
>> 157 select SWAP_IO_SPACE
>> 158 select SYS_HAS_CPU_MIPS32_R1
>> 159 select SYS_HAS_EARLY_PRINTK
>> 160 select SYS_SUPPORTS_32BIT_KERNEL
>> 161 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 162 select SYS_SUPPORTS_MIPS16
>> 163 select SYS_SUPPORTS_ZBOOT_UART16550
>> 164 select GPIOLIB
>> 165 select VLYNQ
>> 166 select HAVE_CLK
>> 167 help
>> 168 Support for the Texas Instruments AR7 System-on-a-Chip
>> 169 family: TNETD7100, 7200 and 7300.
>> 170
214 config ATH25 171 config ATH25
215 bool "Atheros AR231x/AR531x SoC suppor 172 bool "Atheros AR231x/AR531x SoC support"
216 select CEVT_R4K 173 select CEVT_R4K
217 select CSRC_R4K 174 select CSRC_R4K
218 select DMA_NONCOHERENT 175 select DMA_NONCOHERENT
219 select IRQ_MIPS_CPU 176 select IRQ_MIPS_CPU
220 select IRQ_DOMAIN 177 select IRQ_DOMAIN
221 select SYS_HAS_CPU_MIPS32_R1 178 select SYS_HAS_CPU_MIPS32_R1
222 select SYS_SUPPORTS_BIG_ENDIAN 179 select SYS_SUPPORTS_BIG_ENDIAN
223 select SYS_SUPPORTS_32BIT_KERNEL 180 select SYS_SUPPORTS_32BIT_KERNEL
224 select SYS_HAS_EARLY_PRINTK 181 select SYS_HAS_EARLY_PRINTK
225 help 182 help
226 Support for Atheros AR231x and Ather 183 Support for Atheros AR231x and Atheros AR531x based boards
227 184
228 config ATH79 185 config ATH79
229 bool "Atheros AR71XX/AR724X/AR913X bas 186 bool "Atheros AR71XX/AR724X/AR913X based boards"
230 select ARCH_HAS_RESET_CONTROLLER 187 select ARCH_HAS_RESET_CONTROLLER
231 select BOOT_RAW 188 select BOOT_RAW
232 select CEVT_R4K 189 select CEVT_R4K
233 select CSRC_R4K 190 select CSRC_R4K
234 select DMA_NONCOHERENT 191 select DMA_NONCOHERENT
235 select GPIOLIB 192 select GPIOLIB
236 select PINCTRL !! 193 select HAVE_CLK
237 select COMMON_CLK 194 select COMMON_CLK
>> 195 select CLKDEV_LOOKUP
238 select IRQ_MIPS_CPU 196 select IRQ_MIPS_CPU
>> 197 select MIPS_MACHINE
239 select SYS_HAS_CPU_MIPS32_R2 198 select SYS_HAS_CPU_MIPS32_R2
240 select SYS_HAS_EARLY_PRINTK 199 select SYS_HAS_EARLY_PRINTK
241 select SYS_SUPPORTS_32BIT_KERNEL 200 select SYS_SUPPORTS_32BIT_KERNEL
242 select SYS_SUPPORTS_BIG_ENDIAN 201 select SYS_SUPPORTS_BIG_ENDIAN
243 select SYS_SUPPORTS_MIPS16 202 select SYS_SUPPORTS_MIPS16
244 select SYS_SUPPORTS_ZBOOT_UART_PROM 203 select SYS_SUPPORTS_ZBOOT_UART_PROM
245 select USE_OF 204 select USE_OF
246 select USB_EHCI_ROOT_HUB_TT if USB_EHC <<
247 help 205 help
248 Support for the Atheros AR71XX/AR724 206 Support for the Atheros AR71XX/AR724X/AR913X SoCs.
249 207
250 config BMIPS_GENERIC 208 config BMIPS_GENERIC
251 bool "Broadcom Generic BMIPS kernel" 209 bool "Broadcom Generic BMIPS kernel"
252 select ARCH_HAS_RESET_CONTROLLER <<
253 select ARCH_HAS_SYNC_DMA_FOR_CPU_ALL <<
254 select BOOT_RAW 210 select BOOT_RAW
255 select NO_EXCEPT_FILL 211 select NO_EXCEPT_FILL
256 select USE_OF 212 select USE_OF
257 select CEVT_R4K 213 select CEVT_R4K
258 select CSRC_R4K 214 select CSRC_R4K
259 select SYNC_R4K 215 select SYNC_R4K
260 select COMMON_CLK 216 select COMMON_CLK
261 select BCM6345_L1_IRQ 217 select BCM6345_L1_IRQ
262 select BCM7038_L1_IRQ 218 select BCM7038_L1_IRQ
263 select BCM7120_L2_IRQ 219 select BCM7120_L2_IRQ
264 select BRCMSTB_L2_IRQ 220 select BRCMSTB_L2_IRQ
265 select IRQ_MIPS_CPU 221 select IRQ_MIPS_CPU
266 select DMA_NONCOHERENT 222 select DMA_NONCOHERENT
267 select SYS_SUPPORTS_32BIT_KERNEL 223 select SYS_SUPPORTS_32BIT_KERNEL
268 select SYS_SUPPORTS_LITTLE_ENDIAN 224 select SYS_SUPPORTS_LITTLE_ENDIAN
269 select SYS_SUPPORTS_BIG_ENDIAN 225 select SYS_SUPPORTS_BIG_ENDIAN
270 select SYS_SUPPORTS_HIGHMEM 226 select SYS_SUPPORTS_HIGHMEM
271 select SYS_HAS_CPU_BMIPS32_3300 227 select SYS_HAS_CPU_BMIPS32_3300
272 select SYS_HAS_CPU_BMIPS4350 228 select SYS_HAS_CPU_BMIPS4350
273 select SYS_HAS_CPU_BMIPS4380 229 select SYS_HAS_CPU_BMIPS4380
274 select SYS_HAS_CPU_BMIPS5000 230 select SYS_HAS_CPU_BMIPS5000
275 select SWAP_IO_SPACE 231 select SWAP_IO_SPACE
276 select USB_EHCI_BIG_ENDIAN_DESC if CPU 232 select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
277 select USB_EHCI_BIG_ENDIAN_MMIO if CPU 233 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
278 select USB_OHCI_BIG_ENDIAN_DESC if CPU 234 select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
279 select USB_OHCI_BIG_ENDIAN_MMIO if CPU 235 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
280 select HARDIRQS_SW_RESEND 236 select HARDIRQS_SW_RESEND
281 select HAVE_PCI <<
282 select PCI_DRIVERS_GENERIC <<
283 select FW_CFE <<
284 help 237 help
285 Build a generic DT-based kernel imag 238 Build a generic DT-based kernel image that boots on select
286 BCM33xx cable modem chips, BCM63xx D 239 BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
287 box chips. Note that CONFIG_CPU_BIG 240 box chips. Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN
288 must be set appropriately for your b 241 must be set appropriately for your board.
289 242
290 config BCM47XX 243 config BCM47XX
291 bool "Broadcom BCM47XX based boards" 244 bool "Broadcom BCM47XX based boards"
292 select BOOT_RAW 245 select BOOT_RAW
293 select CEVT_R4K 246 select CEVT_R4K
294 select CSRC_R4K 247 select CSRC_R4K
295 select DMA_NONCOHERENT 248 select DMA_NONCOHERENT
296 select HAVE_PCI !! 249 select HW_HAS_PCI
297 select IRQ_MIPS_CPU 250 select IRQ_MIPS_CPU
298 select SYS_HAS_CPU_MIPS32_R1 251 select SYS_HAS_CPU_MIPS32_R1
299 select NO_EXCEPT_FILL 252 select NO_EXCEPT_FILL
300 select SYS_SUPPORTS_32BIT_KERNEL 253 select SYS_SUPPORTS_32BIT_KERNEL
301 select SYS_SUPPORTS_LITTLE_ENDIAN 254 select SYS_SUPPORTS_LITTLE_ENDIAN
302 select SYS_SUPPORTS_MIPS16 255 select SYS_SUPPORTS_MIPS16
303 select SYS_SUPPORTS_ZBOOT <<
304 select SYS_HAS_EARLY_PRINTK 256 select SYS_HAS_EARLY_PRINTK
305 select USE_GENERIC_EARLY_PRINTK_8250 257 select USE_GENERIC_EARLY_PRINTK_8250
306 select GPIOLIB 258 select GPIOLIB
307 select LEDS_GPIO_REGISTER 259 select LEDS_GPIO_REGISTER
308 select BCM47XX_NVRAM 260 select BCM47XX_NVRAM
309 select BCM47XX_SPROM 261 select BCM47XX_SPROM
310 select BCM47XX_SSB if !BCM47XX_BCMA 262 select BCM47XX_SSB if !BCM47XX_BCMA
311 help 263 help
312 Support for BCM47XX based boards !! 264 Support for BCM47XX based boards
313 265
314 config BCM63XX 266 config BCM63XX
315 bool "Broadcom BCM63XX based boards" 267 bool "Broadcom BCM63XX based boards"
316 select BOOT_RAW 268 select BOOT_RAW
317 select CEVT_R4K 269 select CEVT_R4K
318 select CSRC_R4K 270 select CSRC_R4K
319 select SYNC_R4K 271 select SYNC_R4K
320 select DMA_NONCOHERENT 272 select DMA_NONCOHERENT
321 select IRQ_MIPS_CPU 273 select IRQ_MIPS_CPU
322 select SYS_SUPPORTS_32BIT_KERNEL 274 select SYS_SUPPORTS_32BIT_KERNEL
323 select SYS_SUPPORTS_BIG_ENDIAN 275 select SYS_SUPPORTS_BIG_ENDIAN
324 select SYS_HAS_EARLY_PRINTK 276 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 277 select SWAP_IO_SPACE
329 select GPIOLIB 278 select GPIOLIB
>> 279 select HAVE_CLK
330 select MIPS_L1_CACHE_SHIFT_4 280 select MIPS_L1_CACHE_SHIFT_4
331 select HAVE_LEGACY_CLK !! 281 select CLKDEV_LOOKUP
332 help 282 help
333 Support for BCM63XX based boards !! 283 Support for BCM63XX based boards
334 284
335 config MIPS_COBALT 285 config MIPS_COBALT
336 bool "Cobalt Server" 286 bool "Cobalt Server"
337 select CEVT_R4K 287 select CEVT_R4K
338 select CSRC_R4K 288 select CSRC_R4K
339 select CEVT_GT641XX 289 select CEVT_GT641XX
340 select DMA_NONCOHERENT 290 select DMA_NONCOHERENT
341 select FORCE_PCI !! 291 select HW_HAS_PCI
342 select I8253 292 select I8253
343 select I8259 293 select I8259
344 select IRQ_MIPS_CPU 294 select IRQ_MIPS_CPU
345 select IRQ_GT641XX 295 select IRQ_GT641XX
346 select PCI_GT64XXX_PCI0 296 select PCI_GT64XXX_PCI0
>> 297 select PCI
347 select SYS_HAS_CPU_NEVADA 298 select SYS_HAS_CPU_NEVADA
348 select SYS_HAS_EARLY_PRINTK 299 select SYS_HAS_EARLY_PRINTK
349 select SYS_SUPPORTS_32BIT_KERNEL 300 select SYS_SUPPORTS_32BIT_KERNEL
350 select SYS_SUPPORTS_64BIT_KERNEL 301 select SYS_SUPPORTS_64BIT_KERNEL
351 select SYS_SUPPORTS_LITTLE_ENDIAN 302 select SYS_SUPPORTS_LITTLE_ENDIAN
352 select USE_GENERIC_EARLY_PRINTK_8250 303 select USE_GENERIC_EARLY_PRINTK_8250
353 304
354 config MACH_DECSTATION 305 config MACH_DECSTATION
355 bool "DECstations" 306 bool "DECstations"
356 select BOOT_ELF32 307 select BOOT_ELF32
357 select CEVT_DS1287 308 select CEVT_DS1287
358 select CEVT_R4K if CPU_R4X00 309 select CEVT_R4K if CPU_R4X00
359 select CSRC_IOASIC 310 select CSRC_IOASIC
360 select CSRC_R4K if CPU_R4X00 311 select CSRC_R4K if CPU_R4X00
361 select CPU_DADDI_WORKAROUNDS if 64BIT 312 select CPU_DADDI_WORKAROUNDS if 64BIT
362 select CPU_R4000_WORKAROUNDS if 64BIT 313 select CPU_R4000_WORKAROUNDS if 64BIT
363 select CPU_R4400_WORKAROUNDS if 64BIT 314 select CPU_R4400_WORKAROUNDS if 64BIT
364 select DMA_NONCOHERENT 315 select DMA_NONCOHERENT
365 select NO_IOPORT_MAP 316 select NO_IOPORT_MAP
366 select IRQ_MIPS_CPU 317 select IRQ_MIPS_CPU
367 select SYS_HAS_CPU_R3000 318 select SYS_HAS_CPU_R3000
368 select SYS_HAS_CPU_R4X00 319 select SYS_HAS_CPU_R4X00
369 select SYS_SUPPORTS_32BIT_KERNEL 320 select SYS_SUPPORTS_32BIT_KERNEL
370 select SYS_SUPPORTS_64BIT_KERNEL 321 select SYS_SUPPORTS_64BIT_KERNEL
371 select SYS_SUPPORTS_LITTLE_ENDIAN 322 select SYS_SUPPORTS_LITTLE_ENDIAN
372 select SYS_SUPPORTS_128HZ 323 select SYS_SUPPORTS_128HZ
373 select SYS_SUPPORTS_256HZ 324 select SYS_SUPPORTS_256HZ
374 select SYS_SUPPORTS_1024HZ 325 select SYS_SUPPORTS_1024HZ
375 select MIPS_L1_CACHE_SHIFT_4 326 select MIPS_L1_CACHE_SHIFT_4
376 help 327 help
377 This enables support for DEC's MIPS 328 This enables support for DEC's MIPS based workstations. For details
378 see the Linux/MIPS FAQ on <http://ww 329 see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
379 DECstation porting pages on <http:// 330 DECstation porting pages on <http://decstation.unix-ag.org/>.
380 331
381 If you have one of the following DEC 332 If you have one of the following DECstation Models you definitely
382 want to choose R4xx0 for the CPU Typ 333 want to choose R4xx0 for the CPU Type:
383 334
384 DECstation 5000/50 335 DECstation 5000/50
385 DECstation 5000/150 336 DECstation 5000/150
386 DECstation 5000/260 337 DECstation 5000/260
387 DECsystem 5900/260 338 DECsystem 5900/260
388 339
389 otherwise choose R3000. 340 otherwise choose R3000.
390 341
391 config MACH_JAZZ 342 config MACH_JAZZ
392 bool "Jazz family of machines" 343 bool "Jazz family of machines"
393 select ARC_MEMORY <<
394 select ARC_PROMLIB <<
395 select ARCH_MIGHT_HAVE_PC_PARPORT <<
396 select ARCH_MIGHT_HAVE_PC_SERIO <<
397 select FW_ARC 344 select FW_ARC
398 select FW_ARC32 345 select FW_ARC32
399 select ARCH_MAY_HAVE_PC_FDC 346 select ARCH_MAY_HAVE_PC_FDC
400 select CEVT_R4K 347 select CEVT_R4K
401 select CSRC_R4K 348 select CSRC_R4K
402 select DEFAULT_SGI_PARTITION if CPU_BI 349 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
403 select GENERIC_ISA_DMA 350 select GENERIC_ISA_DMA
404 select HAVE_PCSPKR_PLATFORM 351 select HAVE_PCSPKR_PLATFORM
405 select IRQ_MIPS_CPU 352 select IRQ_MIPS_CPU
406 select I8253 353 select I8253
407 select I8259 354 select I8259
408 select ISA 355 select ISA
409 select SYS_HAS_CPU_R4X00 356 select SYS_HAS_CPU_R4X00
410 select SYS_SUPPORTS_32BIT_KERNEL 357 select SYS_SUPPORTS_32BIT_KERNEL
411 select SYS_SUPPORTS_64BIT_KERNEL 358 select SYS_SUPPORTS_64BIT_KERNEL
412 select SYS_SUPPORTS_100HZ 359 select SYS_SUPPORTS_100HZ
413 select SYS_SUPPORTS_LITTLE_ENDIAN <<
414 help 360 help
415 This a family of machines based on t !! 361 This a family of machines based on the MIPS R4030 chipset which was
416 used by several vendors to build RIS !! 362 used by several vendors to build RISC/os and Windows NT workstations.
417 Members include the Acer PICA, MIPS !! 363 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
418 Olivetti M700-10 workstations. !! 364 Olivetti M700-10 workstations.
419 365
420 config MACH_INGENIC_SOC !! 366 config MACH_INGENIC
421 bool "Ingenic SoC based machines" 367 bool "Ingenic SoC based machines"
422 select MIPS_GENERIC !! 368 select SYS_SUPPORTS_32BIT_KERNEL
423 select MACH_INGENIC !! 369 select SYS_SUPPORTS_LITTLE_ENDIAN
424 select MACH_GENERIC_CORE <<
425 select SYS_SUPPORTS_ZBOOT_UART16550 370 select SYS_SUPPORTS_ZBOOT_UART16550
426 select CPU_SUPPORTS_CPUFREQ !! 371 select DMA_NONCOHERENT
427 select MIPS_EXTERNAL_TIMER !! 372 select IRQ_MIPS_CPU
>> 373 select PINCTRL
>> 374 select GPIOLIB
>> 375 select COMMON_CLK
>> 376 select GENERIC_IRQ_CHIP
>> 377 select BUILTIN_DTB
>> 378 select USE_OF
>> 379 select LIBFDT
428 380
429 config LANTIQ 381 config LANTIQ
430 bool "Lantiq based platforms" 382 bool "Lantiq based platforms"
431 select DMA_NONCOHERENT 383 select DMA_NONCOHERENT
432 select IRQ_MIPS_CPU 384 select IRQ_MIPS_CPU
433 select CEVT_R4K 385 select CEVT_R4K
434 select CSRC_R4K 386 select CSRC_R4K
435 select NO_EXCEPT_FILL <<
436 select SYS_HAS_CPU_MIPS32_R1 387 select SYS_HAS_CPU_MIPS32_R1
437 select SYS_HAS_CPU_MIPS32_R2 388 select SYS_HAS_CPU_MIPS32_R2
438 select SYS_SUPPORTS_BIG_ENDIAN 389 select SYS_SUPPORTS_BIG_ENDIAN
439 select SYS_SUPPORTS_32BIT_KERNEL 390 select SYS_SUPPORTS_32BIT_KERNEL
440 select SYS_SUPPORTS_MIPS16 391 select SYS_SUPPORTS_MIPS16
441 select SYS_SUPPORTS_MULTITHREADING 392 select SYS_SUPPORTS_MULTITHREADING
442 select SYS_SUPPORTS_VPE_LOADER 393 select SYS_SUPPORTS_VPE_LOADER
443 select SYS_HAS_EARLY_PRINTK 394 select SYS_HAS_EARLY_PRINTK
444 select GPIOLIB 395 select GPIOLIB
445 select SWAP_IO_SPACE 396 select SWAP_IO_SPACE
446 select BOOT_RAW 397 select BOOT_RAW
447 select HAVE_LEGACY_CLK !! 398 select CLKDEV_LOOKUP
448 select USE_OF 399 select USE_OF
449 select PINCTRL 400 select PINCTRL
450 select PINCTRL_LANTIQ 401 select PINCTRL_LANTIQ
451 select ARCH_HAS_RESET_CONTROLLER 402 select ARCH_HAS_RESET_CONTROLLER
452 select RESET_CONTROLLER 403 select RESET_CONTROLLER
453 404
>> 405 config LASAT
>> 406 bool "LASAT Networks platforms"
>> 407 select CEVT_R4K
>> 408 select CRC32
>> 409 select CSRC_R4K
>> 410 select DMA_NONCOHERENT
>> 411 select SYS_HAS_EARLY_PRINTK
>> 412 select HW_HAS_PCI
>> 413 select IRQ_MIPS_CPU
>> 414 select PCI_GT64XXX_PCI0
>> 415 select MIPS_NILE4
>> 416 select R5000_CPU_SCACHE
>> 417 select SYS_HAS_CPU_R5000
>> 418 select SYS_SUPPORTS_32BIT_KERNEL
>> 419 select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
>> 420 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 421
454 config MACH_LOONGSON32 422 config MACH_LOONGSON32
455 bool "Loongson 32-bit family of machin !! 423 bool "Loongson-1 family of machines"
456 select SYS_SUPPORTS_ZBOOT 424 select SYS_SUPPORTS_ZBOOT
457 help 425 help
458 This enables support for the Loongso 426 This enables support for the Loongson-1 family of machines.
459 427
460 Loongson-1 is a family of 32-bit MIP 428 Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by
461 the Institute of Computing Technolog 429 the Institute of Computing Technology (ICT), Chinese Academy of
462 Sciences (CAS). 430 Sciences (CAS).
463 431
464 config MACH_LOONGSON2EF !! 432 config MACH_LOONGSON64
465 bool "Loongson-2E/F family of machines !! 433 bool "Loongson-2/3 family of machines"
466 select SYS_SUPPORTS_ZBOOT 434 select SYS_SUPPORTS_ZBOOT
467 help 435 help
468 This enables the support of early Lo !! 436 This enables the support of Loongson-2/3 family of machines.
469 437
470 config MACH_LOONGSON64 !! 438 Loongson-2 is a family of single-core CPUs and Loongson-3 is a
471 bool "Loongson 64-bit family of machin !! 439 family of multi-core CPUs. They are both 64-bit general-purpose
472 select ARCH_DMA_DEFAULT_COHERENT !! 440 MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute
473 select ARCH_SPARSEMEM_ENABLE !! 441 of Computing Technology (ICT), Chinese Academy of Sciences (CAS)
474 select ARCH_MIGHT_HAVE_PC_PARPORT !! 442 in the People's Republic of China. The chief architect is Professor
475 select ARCH_MIGHT_HAVE_PC_SERIO !! 443 Weiwu Hu.
476 select GENERIC_ISA_DMA_SUPPORT_BROKEN !! 444
>> 445 config MACH_PISTACHIO
>> 446 bool "IMG Pistachio SoC based boards"
477 select BOOT_ELF32 447 select BOOT_ELF32
478 select BOARD_SCACHE !! 448 select BOOT_RAW
479 select CSRC_R4K <<
480 select CEVT_R4K 449 select CEVT_R4K
481 select SYNC_R4K !! 450 select CLKSRC_MIPS_GIC
482 select FORCE_PCI !! 451 select COMMON_CLK
483 select ISA !! 452 select CSRC_R4K
484 select I8259 !! 453 select DMA_NONCOHERENT
>> 454 select GPIOLIB
485 select IRQ_MIPS_CPU 455 select IRQ_MIPS_CPU
486 select NO_EXCEPT_FILL !! 456 select LIBFDT
487 select NR_CPUS_DEFAULT_64 !! 457 select MFD_SYSCON
488 select USE_GENERIC_EARLY_PRINTK_8250 !! 458 select MIPS_CPU_SCACHE
489 select PCI_DRIVERS_GENERIC !! 459 select MIPS_GIC
490 select SYS_HAS_CPU_LOONGSON64 !! 460 select PINCTRL
491 select SYS_HAS_EARLY_PRINTK !! 461 select REGULATOR
492 select SYS_SUPPORTS_SMP !! 462 select SYS_HAS_CPU_MIPS32_R2
493 select SYS_SUPPORTS_HOTPLUG_CPU !! 463 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 464 select SYS_SUPPORTS_LITTLE_ENDIAN
498 select SYS_SUPPORTS_ZBOOT !! 465 select SYS_SUPPORTS_MIPS_CPS
>> 466 select SYS_SUPPORTS_MULTITHREADING
499 select SYS_SUPPORTS_RELOCATABLE 467 select SYS_SUPPORTS_RELOCATABLE
500 select ZONE_DMA32 !! 468 select SYS_SUPPORTS_ZBOOT
501 select COMMON_CLK !! 469 select SYS_HAS_EARLY_PRINTK
>> 470 select USE_GENERIC_EARLY_PRINTK_8250
502 select USE_OF 471 select USE_OF
503 select BUILTIN_DTB <<
504 select PCI_HOST_GENERIC <<
505 help 472 help
506 This enables the support of Loongson !! 473 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 <<
512 474
513 config MIPS_MALTA 475 config MIPS_MALTA
514 bool "MIPS Malta board" 476 bool "MIPS Malta board"
515 select ARCH_MAY_HAVE_PC_FDC 477 select ARCH_MAY_HAVE_PC_FDC
516 select ARCH_MIGHT_HAVE_PC_PARPORT <<
517 select ARCH_MIGHT_HAVE_PC_SERIO <<
518 select BOOT_ELF32 478 select BOOT_ELF32
519 select BOOT_RAW 479 select BOOT_RAW
520 select BUILTIN_DTB 480 select BUILTIN_DTB
521 select CEVT_R4K 481 select CEVT_R4K
>> 482 select CSRC_R4K
522 select CLKSRC_MIPS_GIC 483 select CLKSRC_MIPS_GIC
523 select COMMON_CLK 484 select COMMON_CLK
524 select CSRC_R4K !! 485 select DMA_MAYBE_COHERENT
525 select DMA_NONCOHERENT <<
526 select GENERIC_ISA_DMA 486 select GENERIC_ISA_DMA
527 select HAVE_PCSPKR_PLATFORM 487 select HAVE_PCSPKR_PLATFORM
528 select HAVE_PCI !! 488 select IRQ_MIPS_CPU
>> 489 select MIPS_GIC
>> 490 select HW_HAS_PCI
529 select I8253 491 select I8253
530 select I8259 492 select I8259
531 select IRQ_MIPS_CPU <<
532 select MIPS_BONITO64 493 select MIPS_BONITO64
533 select MIPS_CPU_SCACHE 494 select MIPS_CPU_SCACHE
534 select MIPS_GIC <<
535 select MIPS_L1_CACHE_SHIFT_6 495 select MIPS_L1_CACHE_SHIFT_6
536 select MIPS_MSC <<
537 select PCI_GT64XXX_PCI0 496 select PCI_GT64XXX_PCI0
>> 497 select MIPS_MSC
538 select SMP_UP if SMP 498 select SMP_UP if SMP
539 select SWAP_IO_SPACE 499 select SWAP_IO_SPACE
540 select SYS_HAS_CPU_MIPS32_R1 500 select SYS_HAS_CPU_MIPS32_R1
541 select SYS_HAS_CPU_MIPS32_R2 501 select SYS_HAS_CPU_MIPS32_R2
542 select SYS_HAS_CPU_MIPS32_R3_5 502 select SYS_HAS_CPU_MIPS32_R3_5
543 select SYS_HAS_CPU_MIPS32_R5 503 select SYS_HAS_CPU_MIPS32_R5
544 select SYS_HAS_CPU_MIPS32_R6 504 select SYS_HAS_CPU_MIPS32_R6
545 select SYS_HAS_CPU_MIPS64_R1 505 select SYS_HAS_CPU_MIPS64_R1
546 select SYS_HAS_CPU_MIPS64_R2 506 select SYS_HAS_CPU_MIPS64_R2
547 select SYS_HAS_CPU_MIPS64_R6 507 select SYS_HAS_CPU_MIPS64_R6
548 select SYS_HAS_CPU_NEVADA 508 select SYS_HAS_CPU_NEVADA
549 select SYS_HAS_CPU_RM7000 509 select SYS_HAS_CPU_RM7000
550 select SYS_SUPPORTS_32BIT_KERNEL 510 select SYS_SUPPORTS_32BIT_KERNEL
551 select SYS_SUPPORTS_64BIT_KERNEL 511 select SYS_SUPPORTS_64BIT_KERNEL
552 select SYS_SUPPORTS_BIG_ENDIAN 512 select SYS_SUPPORTS_BIG_ENDIAN
553 select SYS_SUPPORTS_HIGHMEM 513 select SYS_SUPPORTS_HIGHMEM
554 select SYS_SUPPORTS_LITTLE_ENDIAN 514 select SYS_SUPPORTS_LITTLE_ENDIAN
555 select SYS_SUPPORTS_MICROMIPS 515 select SYS_SUPPORTS_MICROMIPS
556 select SYS_SUPPORTS_MIPS16 !! 516 select SYS_SUPPORTS_MIPS_CMP
557 select SYS_SUPPORTS_MIPS_CPS 517 select SYS_SUPPORTS_MIPS_CPS
>> 518 select SYS_SUPPORTS_MIPS16
558 select SYS_SUPPORTS_MULTITHREADING 519 select SYS_SUPPORTS_MULTITHREADING
559 select SYS_SUPPORTS_RELOCATABLE <<
560 select SYS_SUPPORTS_SMARTMIPS 520 select SYS_SUPPORTS_SMARTMIPS
561 select SYS_SUPPORTS_VPE_LOADER 521 select SYS_SUPPORTS_VPE_LOADER
562 select SYS_SUPPORTS_ZBOOT 522 select SYS_SUPPORTS_ZBOOT
>> 523 select SYS_SUPPORTS_RELOCATABLE
563 select USE_OF 524 select USE_OF
564 select WAR_ICACHE_REFILLS !! 525 select LIBFDT
565 select ZONE_DMA32 if 64BIT 526 select ZONE_DMA32 if 64BIT
>> 527 select BUILTIN_DTB
>> 528 select LIBFDT
566 help 529 help
567 This enables support for the MIPS Te 530 This enables support for the MIPS Technologies Malta evaluation
568 board. 531 board.
569 532
570 config MACH_PIC32 533 config MACH_PIC32
571 bool "Microchip PIC32 Family" 534 bool "Microchip PIC32 Family"
572 help 535 help
573 This enables support for the Microch 536 This enables support for the Microchip PIC32 family of platforms.
574 537
575 Microchip PIC32 is a family of gener 538 Microchip PIC32 is a family of general-purpose 32 bit MIPS core
576 microcontrollers. 539 microcontrollers.
577 540
578 config EYEQ !! 541 config NEC_MARKEINS
579 bool "Mobileye EyeQ SoC" !! 542 bool "NEC EMMA2RH Mark-eins board"
580 select MACH_GENERIC_CORE !! 543 select SOC_EMMA2RH
581 select ARM_AMBA !! 544 select HW_HAS_PCI
582 select PHYSICAL_START_BOOL !! 545 help
583 select ARCH_SPARSEMEM_DEFAULT if 64BIT !! 546 This enables support for the NEC Electronics Mark-eins boards.
584 select BOOT_RAW !! 547
585 select BUILTIN_DTB !! 548 config MACH_VR41XX
>> 549 bool "NEC VR4100 series based machines"
586 select CEVT_R4K 550 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 551 select CSRC_R4K
592 select DMA_NONCOHERENT !! 552 select SYS_HAS_CPU_VR41XX
593 select HAVE_PCI !! 553 select SYS_SUPPORTS_MIPS16
594 select IRQ_MIPS_CPU !! 554 select GPIOLIB
595 select MIPS_AUTO_PFN_OFFSET !! 555
596 select MIPS_CPU_SCACHE !! 556 config NXP_STB220
597 select MIPS_GIC !! 557 bool "NXP STB220 board"
598 select MIPS_L1_CACHE_SHIFT_7 !! 558 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 559 help
618 Select this to build a kernel suppor !! 560 Support for NXP Semiconductors STB220 Development Board.
619 561
620 bool !! 562 config NXP_STB225
>> 563 bool "NXP 225 board"
>> 564 select SOC_PNX833X
>> 565 select SOC_PNX8335
>> 566 help
>> 567 Support for NXP Semiconductors STB225 Development Board.
621 568
622 config MACH_NINTENDO64 !! 569 config PMC_MSP
623 bool "Nintendo 64 console" !! 570 bool "PMC-Sierra MSP chipsets"
624 select CEVT_R4K 571 select CEVT_R4K
625 select CSRC_R4K 572 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 573 select DMA_NONCOHERENT
>> 574 select SWAP_IO_SPACE
>> 575 select NO_EXCEPT_FILL
>> 576 select BOOT_RAW
>> 577 select SYS_HAS_CPU_MIPS32_R1
>> 578 select SYS_HAS_CPU_MIPS32_R2
>> 579 select SYS_SUPPORTS_32BIT_KERNEL
>> 580 select SYS_SUPPORTS_BIG_ENDIAN
>> 581 select SYS_SUPPORTS_MIPS16
632 select IRQ_MIPS_CPU 582 select IRQ_MIPS_CPU
>> 583 select SERIAL_8250
>> 584 select SERIAL_8250_CONSOLE
>> 585 select USB_EHCI_BIG_ENDIAN_MMIO
>> 586 select USB_EHCI_BIG_ENDIAN_DESC
>> 587 help
>> 588 This adds support for the PMC-Sierra family of Multi-Service
>> 589 Processor System-On-A-Chips. These parts include a number
>> 590 of integrated peripherals, interfaces and DSPs in addition to
>> 591 a variety of MIPS cores.
633 592
634 config RALINK 593 config RALINK
635 bool "Ralink based machines" 594 bool "Ralink based machines"
636 select CEVT_R4K 595 select CEVT_R4K
637 select COMMON_CLK <<
638 select CSRC_R4K 596 select CSRC_R4K
639 select BOOT_RAW 597 select BOOT_RAW
640 select DMA_NONCOHERENT 598 select DMA_NONCOHERENT
641 select IRQ_MIPS_CPU 599 select IRQ_MIPS_CPU
642 select USE_OF 600 select USE_OF
>> 601 select SYS_HAS_CPU_MIPS32_R1
643 select SYS_HAS_CPU_MIPS32_R2 602 select SYS_HAS_CPU_MIPS32_R2
644 select SYS_SUPPORTS_32BIT_KERNEL 603 select SYS_SUPPORTS_32BIT_KERNEL
645 select SYS_SUPPORTS_LITTLE_ENDIAN 604 select SYS_SUPPORTS_LITTLE_ENDIAN
646 select SYS_SUPPORTS_MIPS16 605 select SYS_SUPPORTS_MIPS16
647 select SYS_SUPPORTS_ZBOOT <<
648 select SYS_HAS_EARLY_PRINTK 606 select SYS_HAS_EARLY_PRINTK
>> 607 select CLKDEV_LOOKUP
649 select ARCH_HAS_RESET_CONTROLLER 608 select ARCH_HAS_RESET_CONTROLLER
650 select RESET_CONTROLLER 609 select RESET_CONTROLLER
651 610
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 611 config SGI_IP22
673 bool "SGI IP22 (Indy/Indigo2)" 612 bool "SGI IP22 (Indy/Indigo2)"
674 select ARC_MEMORY <<
675 select ARC_PROMLIB <<
676 select FW_ARC 613 select FW_ARC
677 select FW_ARC32 614 select FW_ARC32
678 select ARCH_MIGHT_HAVE_PC_SERIO <<
679 select BOOT_ELF32 615 select BOOT_ELF32
680 select CEVT_R4K 616 select CEVT_R4K
681 select CSRC_R4K 617 select CSRC_R4K
682 select DEFAULT_SGI_PARTITION 618 select DEFAULT_SGI_PARTITION
683 select DMA_NONCOHERENT 619 select DMA_NONCOHERENT
684 select HAVE_EISA !! 620 select HW_HAS_EISA
685 select I8253 621 select I8253
686 select I8259 622 select I8259
687 select IP22_CPU_SCACHE 623 select IP22_CPU_SCACHE
688 select IRQ_MIPS_CPU 624 select IRQ_MIPS_CPU
689 select GENERIC_ISA_DMA_SUPPORT_BROKEN 625 select GENERIC_ISA_DMA_SUPPORT_BROKEN
690 select SGI_HAS_I8042 626 select SGI_HAS_I8042
691 select SGI_HAS_INDYDOG 627 select SGI_HAS_INDYDOG
692 select SGI_HAS_HAL2 628 select SGI_HAS_HAL2
693 select SGI_HAS_SEEQ 629 select SGI_HAS_SEEQ
694 select SGI_HAS_WD93 630 select SGI_HAS_WD93
695 select SGI_HAS_ZILOG 631 select SGI_HAS_ZILOG
696 select SWAP_IO_SPACE 632 select SWAP_IO_SPACE
697 select SYS_HAS_CPU_R4X00 633 select SYS_HAS_CPU_R4X00
698 select SYS_HAS_CPU_R5000 634 select SYS_HAS_CPU_R5000
699 select SYS_HAS_EARLY_PRINTK !! 635 #
>> 636 # Disable EARLY_PRINTK for now since it leads to overwritten prom
>> 637 # memory during early boot on some machines.
>> 638 #
>> 639 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
>> 640 # for a more details discussion
>> 641 #
>> 642 # select SYS_HAS_EARLY_PRINTK
700 select SYS_SUPPORTS_32BIT_KERNEL 643 select SYS_SUPPORTS_32BIT_KERNEL
701 select SYS_SUPPORTS_64BIT_KERNEL 644 select SYS_SUPPORTS_64BIT_KERNEL
702 select SYS_SUPPORTS_BIG_ENDIAN 645 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_7 646 select MIPS_L1_CACHE_SHIFT_7
707 help 647 help
708 This are the SGI Indy, Challenge S a 648 This are the SGI Indy, Challenge S and Indigo2, as well as certain
709 OEM variants like the Tandem CMN B00 649 OEM variants like the Tandem CMN B006S. To compile a Linux kernel
710 that runs on these, say Y here. 650 that runs on these, say Y here.
711 651
712 config SGI_IP27 652 config SGI_IP27
713 bool "SGI IP27 (Origin200/2000)" 653 bool "SGI IP27 (Origin200/2000)"
714 select ARCH_HAS_PHYS_TO_DMA <<
715 select ARCH_SPARSEMEM_ENABLE <<
716 select FW_ARC 654 select FW_ARC
717 select FW_ARC64 655 select FW_ARC64
718 select ARC_CMDLINE_ONLY <<
719 select BOOT_ELF64 656 select BOOT_ELF64
720 select DEFAULT_SGI_PARTITION 657 select DEFAULT_SGI_PARTITION
721 select FORCE_PCI !! 658 select DMA_COHERENT
722 select SYS_HAS_EARLY_PRINTK 659 select SYS_HAS_EARLY_PRINTK
723 select HAVE_PCI !! 660 select HW_HAS_PCI
724 select IRQ_MIPS_CPU <<
725 select IRQ_DOMAIN_HIERARCHY <<
726 select NR_CPUS_DEFAULT_64 661 select NR_CPUS_DEFAULT_64
727 select PCI_DRIVERS_GENERIC <<
728 select PCI_XTALK_BRIDGE <<
729 select SYS_HAS_CPU_R10000 662 select SYS_HAS_CPU_R10000
730 select SYS_SUPPORTS_64BIT_KERNEL 663 select SYS_SUPPORTS_64BIT_KERNEL
731 select SYS_SUPPORTS_BIG_ENDIAN 664 select SYS_SUPPORTS_BIG_ENDIAN
732 select SYS_SUPPORTS_NUMA 665 select SYS_SUPPORTS_NUMA
733 select SYS_SUPPORTS_SMP 666 select SYS_SUPPORTS_SMP
734 select WAR_R10000_LLSC <<
735 select MIPS_L1_CACHE_SHIFT_7 667 select MIPS_L1_CACHE_SHIFT_7
736 select NUMA <<
737 help 668 help
738 This are the SGI Origin 200, Origin 669 This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
739 workstations. To compile a Linux ke 670 workstations. To compile a Linux kernel that runs on these, say Y
740 here. 671 here.
741 672
742 config SGI_IP28 673 config SGI_IP28
743 bool "SGI IP28 (Indigo2 R10k)" 674 bool "SGI IP28 (Indigo2 R10k)"
744 select ARC_MEMORY <<
745 select ARC_PROMLIB <<
746 select FW_ARC 675 select FW_ARC
747 select FW_ARC64 676 select FW_ARC64
748 select ARCH_MIGHT_HAVE_PC_SERIO <<
749 select BOOT_ELF64 677 select BOOT_ELF64
750 select CEVT_R4K 678 select CEVT_R4K
751 select CSRC_R4K 679 select CSRC_R4K
752 select DEFAULT_SGI_PARTITION 680 select DEFAULT_SGI_PARTITION
753 select DMA_NONCOHERENT 681 select DMA_NONCOHERENT
754 select GENERIC_ISA_DMA_SUPPORT_BROKEN 682 select GENERIC_ISA_DMA_SUPPORT_BROKEN
755 select IRQ_MIPS_CPU 683 select IRQ_MIPS_CPU
756 select HAVE_EISA !! 684 select HW_HAS_EISA
757 select I8253 685 select I8253
758 select I8259 686 select I8259
759 select SGI_HAS_I8042 687 select SGI_HAS_I8042
760 select SGI_HAS_INDYDOG 688 select SGI_HAS_INDYDOG
761 select SGI_HAS_HAL2 689 select SGI_HAS_HAL2
762 select SGI_HAS_SEEQ 690 select SGI_HAS_SEEQ
763 select SGI_HAS_WD93 691 select SGI_HAS_WD93
764 select SGI_HAS_ZILOG 692 select SGI_HAS_ZILOG
765 select SWAP_IO_SPACE 693 select SWAP_IO_SPACE
766 select SYS_HAS_CPU_R10000 694 select SYS_HAS_CPU_R10000
767 select SYS_HAS_EARLY_PRINTK !! 695 #
768 select SYS_SUPPORTS_64BIT_KERNEL !! 696 # Disable EARLY_PRINTK for now since it leads to overwritten prom
769 select SYS_SUPPORTS_BIG_ENDIAN !! 697 # memory during early boot on some machines.
770 select WAR_R10000_LLSC !! 698 #
771 select MIPS_L1_CACHE_SHIFT_7 !! 699 # See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
772 help !! 700 # for a more details discussion
773 This is the SGI Indigo2 with R10000 !! 701 #
774 kernel that runs on these, say Y her !! 702 # 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 703 select SYS_SUPPORTS_64BIT_KERNEL
795 select SYS_SUPPORTS_BIG_ENDIAN 704 select SYS_SUPPORTS_BIG_ENDIAN
796 select SYS_SUPPORTS_SMP <<
797 select WAR_R10000_LLSC <<
798 select MIPS_L1_CACHE_SHIFT_7 705 select MIPS_L1_CACHE_SHIFT_7
799 select ARC_MEMORY !! 706 help
800 help !! 707 This is the SGI Indigo2 with R10000 processor. To compile a Linux
801 These are the SGI Octane and Octane2 !! 708 kernel that runs on these, say Y here.
802 compile a Linux kernel that runs on <<
803 709
804 config SGI_IP32 710 config SGI_IP32
805 bool "SGI IP32 (O2)" 711 bool "SGI IP32 (O2)"
806 select ARC_MEMORY <<
807 select ARC_PROMLIB <<
808 select ARCH_HAS_PHYS_TO_DMA <<
809 select FW_ARC 712 select FW_ARC
810 select FW_ARC32 713 select FW_ARC32
811 select BOOT_ELF32 714 select BOOT_ELF32
812 select CEVT_R4K 715 select CEVT_R4K
813 select CSRC_R4K 716 select CSRC_R4K
814 select DMA_NONCOHERENT 717 select DMA_NONCOHERENT
815 select HAVE_PCI !! 718 select HW_HAS_PCI
816 select IRQ_MIPS_CPU 719 select IRQ_MIPS_CPU
817 select R5000_CPU_SCACHE 720 select R5000_CPU_SCACHE
818 select RM7000_CPU_SCACHE 721 select RM7000_CPU_SCACHE
819 select SYS_HAS_CPU_R5000 722 select SYS_HAS_CPU_R5000
820 select SYS_HAS_CPU_R10000 if BROKEN 723 select SYS_HAS_CPU_R10000 if BROKEN
821 select SYS_HAS_CPU_RM7000 724 select SYS_HAS_CPU_RM7000
822 select SYS_HAS_CPU_NEVADA 725 select SYS_HAS_CPU_NEVADA
823 select SYS_SUPPORTS_64BIT_KERNEL 726 select SYS_SUPPORTS_64BIT_KERNEL
824 select SYS_SUPPORTS_BIG_ENDIAN 727 select SYS_SUPPORTS_BIG_ENDIAN
825 select WAR_ICACHE_REFILLS <<
826 help 728 help
827 If you want this kernel to run on SG 729 If you want this kernel to run on SGI O2 workstation, say Y here.
828 730
>> 731 config SIBYTE_CRHINE
>> 732 bool "Sibyte BCM91120C-CRhine"
>> 733 select BOOT_ELF32
>> 734 select DMA_COHERENT
>> 735 select SIBYTE_BCM1120
>> 736 select SWAP_IO_SPACE
>> 737 select SYS_HAS_CPU_SB1
>> 738 select SYS_SUPPORTS_BIG_ENDIAN
>> 739 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 740
>> 741 config SIBYTE_CARMEL
>> 742 bool "Sibyte BCM91120x-Carmel"
>> 743 select BOOT_ELF32
>> 744 select DMA_COHERENT
>> 745 select SIBYTE_BCM1120
>> 746 select SWAP_IO_SPACE
>> 747 select SYS_HAS_CPU_SB1
>> 748 select SYS_SUPPORTS_BIG_ENDIAN
>> 749 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 750
829 config SIBYTE_CRHONE 751 config SIBYTE_CRHONE
830 bool "Sibyte BCM91125C-CRhone" 752 bool "Sibyte BCM91125C-CRhone"
831 select BOOT_ELF32 753 select BOOT_ELF32
>> 754 select DMA_COHERENT
832 select SIBYTE_BCM1125 755 select SIBYTE_BCM1125
833 select SWAP_IO_SPACE 756 select SWAP_IO_SPACE
834 select SYS_HAS_CPU_SB1 757 select SYS_HAS_CPU_SB1
835 select SYS_SUPPORTS_BIG_ENDIAN 758 select SYS_SUPPORTS_BIG_ENDIAN
836 select SYS_SUPPORTS_HIGHMEM 759 select SYS_SUPPORTS_HIGHMEM
837 select SYS_SUPPORTS_LITTLE_ENDIAN 760 select SYS_SUPPORTS_LITTLE_ENDIAN
838 761
839 config SIBYTE_RHONE 762 config SIBYTE_RHONE
840 bool "Sibyte BCM91125E-Rhone" 763 bool "Sibyte BCM91125E-Rhone"
841 select BOOT_ELF32 764 select BOOT_ELF32
842 select SIBYTE_SB1250 !! 765 select DMA_COHERENT
>> 766 select SIBYTE_BCM1125H
843 select SWAP_IO_SPACE 767 select SWAP_IO_SPACE
844 select SYS_HAS_CPU_SB1 768 select SYS_HAS_CPU_SB1
845 select SYS_SUPPORTS_BIG_ENDIAN 769 select SYS_SUPPORTS_BIG_ENDIAN
846 select SYS_SUPPORTS_LITTLE_ENDIAN 770 select SYS_SUPPORTS_LITTLE_ENDIAN
847 771
848 config SIBYTE_SWARM 772 config SIBYTE_SWARM
849 bool "Sibyte BCM91250A-SWARM" 773 bool "Sibyte BCM91250A-SWARM"
850 select BOOT_ELF32 774 select BOOT_ELF32
>> 775 select DMA_COHERENT
851 select HAVE_PATA_PLATFORM 776 select HAVE_PATA_PLATFORM
852 select SIBYTE_SB1250 777 select SIBYTE_SB1250
853 select SWAP_IO_SPACE 778 select SWAP_IO_SPACE
854 select SYS_HAS_CPU_SB1 779 select SYS_HAS_CPU_SB1
855 select SYS_SUPPORTS_BIG_ENDIAN 780 select SYS_SUPPORTS_BIG_ENDIAN
856 select SYS_SUPPORTS_HIGHMEM 781 select SYS_SUPPORTS_HIGHMEM
857 select SYS_SUPPORTS_LITTLE_ENDIAN 782 select SYS_SUPPORTS_LITTLE_ENDIAN
858 select ZONE_DMA32 if 64BIT 783 select ZONE_DMA32 if 64BIT
859 select SWIOTLB if ARCH_DMA_ADDR_T_64BI <<
860 784
861 config SIBYTE_LITTLESUR 785 config SIBYTE_LITTLESUR
862 bool "Sibyte BCM91250C2-LittleSur" 786 bool "Sibyte BCM91250C2-LittleSur"
863 select BOOT_ELF32 787 select BOOT_ELF32
>> 788 select DMA_COHERENT
864 select HAVE_PATA_PLATFORM 789 select HAVE_PATA_PLATFORM
865 select SIBYTE_SB1250 790 select SIBYTE_SB1250
866 select SWAP_IO_SPACE 791 select SWAP_IO_SPACE
867 select SYS_HAS_CPU_SB1 792 select SYS_HAS_CPU_SB1
868 select SYS_SUPPORTS_BIG_ENDIAN 793 select SYS_SUPPORTS_BIG_ENDIAN
869 select SYS_SUPPORTS_HIGHMEM 794 select SYS_SUPPORTS_HIGHMEM
870 select SYS_SUPPORTS_LITTLE_ENDIAN 795 select SYS_SUPPORTS_LITTLE_ENDIAN
871 select ZONE_DMA32 if 64BIT <<
872 796
873 config SIBYTE_SENTOSA 797 config SIBYTE_SENTOSA
874 bool "Sibyte BCM91250E-Sentosa" 798 bool "Sibyte BCM91250E-Sentosa"
875 select BOOT_ELF32 799 select BOOT_ELF32
>> 800 select DMA_COHERENT
876 select SIBYTE_SB1250 801 select SIBYTE_SB1250
877 select SWAP_IO_SPACE 802 select SWAP_IO_SPACE
878 select SYS_HAS_CPU_SB1 803 select SYS_HAS_CPU_SB1
879 select SYS_SUPPORTS_BIG_ENDIAN 804 select SYS_SUPPORTS_BIG_ENDIAN
880 select SYS_SUPPORTS_LITTLE_ENDIAN 805 select SYS_SUPPORTS_LITTLE_ENDIAN
881 select SWIOTLB if ARCH_DMA_ADDR_T_64BI <<
882 806
883 config SIBYTE_BIGSUR 807 config SIBYTE_BIGSUR
884 bool "Sibyte BCM91480B-BigSur" 808 bool "Sibyte BCM91480B-BigSur"
885 select BOOT_ELF32 809 select BOOT_ELF32
>> 810 select DMA_COHERENT
886 select NR_CPUS_DEFAULT_4 811 select NR_CPUS_DEFAULT_4
887 select SIBYTE_BCM1x80 812 select SIBYTE_BCM1x80
888 select SWAP_IO_SPACE 813 select SWAP_IO_SPACE
889 select SYS_HAS_CPU_SB1 814 select SYS_HAS_CPU_SB1
890 select SYS_SUPPORTS_BIG_ENDIAN 815 select SYS_SUPPORTS_BIG_ENDIAN
891 select SYS_SUPPORTS_HIGHMEM 816 select SYS_SUPPORTS_HIGHMEM
892 select SYS_SUPPORTS_LITTLE_ENDIAN 817 select SYS_SUPPORTS_LITTLE_ENDIAN
893 select ZONE_DMA32 if 64BIT 818 select ZONE_DMA32 if 64BIT
894 select SWIOTLB if ARCH_DMA_ADDR_T_64BI <<
895 819
896 config SNI_RM 820 config SNI_RM
897 bool "SNI RM200/300/400" 821 bool "SNI RM200/300/400"
898 select ARC_MEMORY <<
899 select ARC_PROMLIB <<
900 select FW_ARC if CPU_LITTLE_ENDIAN 822 select FW_ARC if CPU_LITTLE_ENDIAN
901 select FW_ARC32 if CPU_LITTLE_ENDIAN 823 select FW_ARC32 if CPU_LITTLE_ENDIAN
902 select FW_SNIPROM if CPU_BIG_ENDIAN 824 select FW_SNIPROM if CPU_BIG_ENDIAN
903 select ARCH_MAY_HAVE_PC_FDC 825 select ARCH_MAY_HAVE_PC_FDC
904 select ARCH_MIGHT_HAVE_PC_PARPORT <<
905 select ARCH_MIGHT_HAVE_PC_SERIO <<
906 select BOOT_ELF32 826 select BOOT_ELF32
907 select CEVT_R4K 827 select CEVT_R4K
908 select CSRC_R4K 828 select CSRC_R4K
909 select DEFAULT_SGI_PARTITION if CPU_BI 829 select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
910 select DMA_NONCOHERENT 830 select DMA_NONCOHERENT
911 select GENERIC_ISA_DMA 831 select GENERIC_ISA_DMA
912 select HAVE_EISA <<
913 select HAVE_PCSPKR_PLATFORM 832 select HAVE_PCSPKR_PLATFORM
914 select HAVE_PCI !! 833 select HW_HAS_EISA
>> 834 select HW_HAS_PCI
915 select IRQ_MIPS_CPU 835 select IRQ_MIPS_CPU
916 select I8253 836 select I8253
917 select I8259 837 select I8259
918 select ISA 838 select ISA
919 select MIPS_L1_CACHE_SHIFT_6 <<
920 select SWAP_IO_SPACE if CPU_BIG_ENDIAN 839 select SWAP_IO_SPACE if CPU_BIG_ENDIAN
921 select SYS_HAS_CPU_R4X00 840 select SYS_HAS_CPU_R4X00
922 select SYS_HAS_CPU_R5000 841 select SYS_HAS_CPU_R5000
923 select SYS_HAS_CPU_R10000 842 select SYS_HAS_CPU_R10000
924 select R5000_CPU_SCACHE 843 select R5000_CPU_SCACHE
925 select SYS_HAS_EARLY_PRINTK 844 select SYS_HAS_EARLY_PRINTK
926 select SYS_SUPPORTS_32BIT_KERNEL 845 select SYS_SUPPORTS_32BIT_KERNEL
927 select SYS_SUPPORTS_64BIT_KERNEL 846 select SYS_SUPPORTS_64BIT_KERNEL
928 select SYS_SUPPORTS_BIG_ENDIAN 847 select SYS_SUPPORTS_BIG_ENDIAN
929 select SYS_SUPPORTS_HIGHMEM 848 select SYS_SUPPORTS_HIGHMEM
930 select SYS_SUPPORTS_LITTLE_ENDIAN 849 select SYS_SUPPORTS_LITTLE_ENDIAN
931 select WAR_R4600_V2_HIT_CACHEOP <<
932 help 850 help
933 The SNI RM200/300/400 are MIPS-based 851 The SNI RM200/300/400 are MIPS-based machines manufactured by
934 Siemens Nixdorf Informationssysteme 852 Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
935 Technology and now in turn merged wi 853 Technology and now in turn merged with Fujitsu. Say Y here to
936 support this machine type. 854 support this machine type.
937 855
>> 856 config MACH_TX39XX
>> 857 bool "Toshiba TX39 series based machines"
>> 858
938 config MACH_TX49XX 859 config MACH_TX49XX
939 bool "Toshiba TX49 series based machin 860 bool "Toshiba TX49 series based machines"
940 select WAR_TX49XX_ICACHE_INDEX_INV <<
941 861
942 config MIKROTIK_RB532 862 config MIKROTIK_RB532
943 bool "Mikrotik RB532 boards" 863 bool "Mikrotik RB532 boards"
944 select CEVT_R4K 864 select CEVT_R4K
945 select CSRC_R4K 865 select CSRC_R4K
946 select DMA_NONCOHERENT 866 select DMA_NONCOHERENT
947 select HAVE_PCI !! 867 select HW_HAS_PCI
948 select IRQ_MIPS_CPU 868 select IRQ_MIPS_CPU
949 select SYS_HAS_CPU_MIPS32_R1 869 select SYS_HAS_CPU_MIPS32_R1
950 select SYS_SUPPORTS_32BIT_KERNEL 870 select SYS_SUPPORTS_32BIT_KERNEL
951 select SYS_SUPPORTS_LITTLE_ENDIAN 871 select SYS_SUPPORTS_LITTLE_ENDIAN
952 select SWAP_IO_SPACE 872 select SWAP_IO_SPACE
953 select BOOT_RAW 873 select BOOT_RAW
954 select GPIOLIB 874 select GPIOLIB
955 select MIPS_L1_CACHE_SHIFT_4 875 select MIPS_L1_CACHE_SHIFT_4
956 help 876 help
957 Support the Mikrotik(tm) RouterBoard 877 Support the Mikrotik(tm) RouterBoard 532 series,
958 based on the IDT RC32434 SoC. 878 based on the IDT RC32434 SoC.
959 879
960 config CAVIUM_OCTEON_SOC 880 config CAVIUM_OCTEON_SOC
961 bool "Cavium Networks Octeon SoC based 881 bool "Cavium Networks Octeon SoC based boards"
962 select CEVT_R4K 882 select CEVT_R4K
963 select ARCH_HAS_PHYS_TO_DMA !! 883 select ARCH_PHYS_ADDR_T_64BIT
964 select HAVE_RAPIDIO !! 884 select DMA_COHERENT
965 select PHYS_ADDR_T_64BIT <<
966 select SYS_SUPPORTS_64BIT_KERNEL 885 select SYS_SUPPORTS_64BIT_KERNEL
967 select SYS_SUPPORTS_BIG_ENDIAN 886 select SYS_SUPPORTS_BIG_ENDIAN
968 select EDAC_SUPPORT 887 select EDAC_SUPPORT
969 select EDAC_ATOMIC_SCRUB 888 select EDAC_ATOMIC_SCRUB
970 select SYS_SUPPORTS_LITTLE_ENDIAN 889 select SYS_SUPPORTS_LITTLE_ENDIAN
971 select SYS_SUPPORTS_HOTPLUG_CPU if CPU 890 select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
972 select SYS_HAS_EARLY_PRINTK 891 select SYS_HAS_EARLY_PRINTK
973 select SYS_HAS_CPU_CAVIUM_OCTEON 892 select SYS_HAS_CPU_CAVIUM_OCTEON
974 select HAVE_PCI !! 893 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 894 select ZONE_DMA32
>> 895 select HOLES_IN_ZONE
979 select GPIOLIB 896 select GPIOLIB
>> 897 select LIBFDT
980 select USE_OF 898 select USE_OF
981 select ARCH_SPARSEMEM_ENABLE 899 select ARCH_SPARSEMEM_ENABLE
982 select SYS_SUPPORTS_SMP 900 select SYS_SUPPORTS_SMP
983 select NR_CPUS_DEFAULT_64 901 select NR_CPUS_DEFAULT_64
984 select MIPS_NR_CPU_NR_MAP_1024 902 select MIPS_NR_CPU_NR_MAP_1024
985 select BUILTIN_DTB 903 select BUILTIN_DTB
986 select MTD <<
987 select MTD_COMPLEX_MAPPINGS 904 select MTD_COMPLEX_MAPPINGS
988 select SWIOTLB <<
989 select SYS_SUPPORTS_RELOCATABLE 905 select SYS_SUPPORTS_RELOCATABLE
990 help 906 help
991 This option supports all of the Octe 907 This option supports all of the Octeon reference boards from Cavium
992 Networks. It builds a kernel that dy 908 Networks. It builds a kernel that dynamically determines the Octeon
993 CPU type and supports all known boar 909 CPU type and supports all known board reference implementations.
994 Some of the supported boards are: 910 Some of the supported boards are:
995 EBT3000 911 EBT3000
996 EBH3000 912 EBH3000
997 EBH3100 913 EBH3100
998 Thunder 914 Thunder
999 Kodama 915 Kodama
1000 Hikari 916 Hikari
1001 Say Y here for most Octeon referenc 917 Say Y here for most Octeon reference boards.
1002 918
1003 endchoice !! 919 config NLM_XLR_BOARD
>> 920 bool "Netlogic XLR/XLS based systems"
>> 921 select BOOT_ELF32
>> 922 select NLM_COMMON
>> 923 select SYS_HAS_CPU_XLR
>> 924 select SYS_SUPPORTS_SMP
>> 925 select HW_HAS_PCI
>> 926 select SWAP_IO_SPACE
>> 927 select SYS_SUPPORTS_32BIT_KERNEL
>> 928 select SYS_SUPPORTS_64BIT_KERNEL
>> 929 select ARCH_PHYS_ADDR_T_64BIT
>> 930 select SYS_SUPPORTS_BIG_ENDIAN
>> 931 select SYS_SUPPORTS_HIGHMEM
>> 932 select DMA_COHERENT
>> 933 select NR_CPUS_DEFAULT_32
>> 934 select CEVT_R4K
>> 935 select CSRC_R4K
>> 936 select IRQ_MIPS_CPU
>> 937 select ZONE_DMA32 if 64BIT
>> 938 select SYNC_R4K
>> 939 select SYS_HAS_EARLY_PRINTK
>> 940 select SYS_SUPPORTS_ZBOOT
>> 941 select SYS_SUPPORTS_ZBOOT_UART16550
>> 942 help
>> 943 Support for systems based on Netlogic XLR and XLS processors.
>> 944 Say Y here if you have a XLR or XLS based board.
1004 945
1005 config FIT_IMAGE_FDT_EPM5 !! 946 config NLM_XLP_BOARD
1006 bool "Include FDT for Mobileye EyeQ5 !! 947 bool "Netlogic XLP based systems"
1007 depends on MACH_EYEQ5 !! 948 select BOOT_ELF32
1008 default n !! 949 select NLM_COMMON
>> 950 select SYS_HAS_CPU_XLP
>> 951 select SYS_SUPPORTS_SMP
>> 952 select HW_HAS_PCI
>> 953 select SYS_SUPPORTS_32BIT_KERNEL
>> 954 select SYS_SUPPORTS_64BIT_KERNEL
>> 955 select ARCH_PHYS_ADDR_T_64BIT
>> 956 select GPIOLIB
>> 957 select SYS_SUPPORTS_BIG_ENDIAN
>> 958 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 959 select SYS_SUPPORTS_HIGHMEM
>> 960 select DMA_COHERENT
>> 961 select NR_CPUS_DEFAULT_32
>> 962 select CEVT_R4K
>> 963 select CSRC_R4K
>> 964 select IRQ_MIPS_CPU
>> 965 select ZONE_DMA32 if 64BIT
>> 966 select SYNC_R4K
>> 967 select SYS_HAS_EARLY_PRINTK
>> 968 select USE_OF
>> 969 select SYS_SUPPORTS_ZBOOT
>> 970 select SYS_SUPPORTS_ZBOOT_UART16550
>> 971 help
>> 972 This board is based on Netlogic XLP Processor.
>> 973 Say Y here if you have a XLP based board.
>> 974
>> 975 config MIPS_PARAVIRT
>> 976 bool "Para-Virtualized guest system"
>> 977 select CEVT_R4K
>> 978 select CSRC_R4K
>> 979 select DMA_COHERENT
>> 980 select SYS_SUPPORTS_64BIT_KERNEL
>> 981 select SYS_SUPPORTS_32BIT_KERNEL
>> 982 select SYS_SUPPORTS_BIG_ENDIAN
>> 983 select SYS_SUPPORTS_SMP
>> 984 select NR_CPUS_DEFAULT_4
>> 985 select SYS_HAS_EARLY_PRINTK
>> 986 select SYS_HAS_CPU_MIPS32_R2
>> 987 select SYS_HAS_CPU_MIPS64_R2
>> 988 select SYS_HAS_CPU_CAVIUM_OCTEON
>> 989 select HW_HAS_PCI
>> 990 select SWAP_IO_SPACE
1009 help 991 help
1010 Enable this to include the FDT for !! 992 This option supports guest running under ????
1011 from Mobileye in the FIT kernel ima !! 993
1012 This requires u-boot on the platfor !! 994 endchoice
1013 995
1014 source "arch/mips/alchemy/Kconfig" 996 source "arch/mips/alchemy/Kconfig"
1015 source "arch/mips/ath25/Kconfig" 997 source "arch/mips/ath25/Kconfig"
1016 source "arch/mips/ath79/Kconfig" 998 source "arch/mips/ath79/Kconfig"
1017 source "arch/mips/bcm47xx/Kconfig" 999 source "arch/mips/bcm47xx/Kconfig"
1018 source "arch/mips/bcm63xx/Kconfig" 1000 source "arch/mips/bcm63xx/Kconfig"
1019 source "arch/mips/bmips/Kconfig" 1001 source "arch/mips/bmips/Kconfig"
1020 source "arch/mips/generic/Kconfig" 1002 source "arch/mips/generic/Kconfig"
1021 source "arch/mips/ingenic/Kconfig" <<
1022 source "arch/mips/jazz/Kconfig" 1003 source "arch/mips/jazz/Kconfig"
>> 1004 source "arch/mips/jz4740/Kconfig"
1023 source "arch/mips/lantiq/Kconfig" 1005 source "arch/mips/lantiq/Kconfig"
1024 source "arch/mips/mobileye/Kconfig" !! 1006 source "arch/mips/lasat/Kconfig"
1025 source "arch/mips/pic32/Kconfig" 1007 source "arch/mips/pic32/Kconfig"
>> 1008 source "arch/mips/pistachio/Kconfig"
>> 1009 source "arch/mips/pmcs-msp71xx/Kconfig"
1026 source "arch/mips/ralink/Kconfig" 1010 source "arch/mips/ralink/Kconfig"
1027 source "arch/mips/sgi-ip27/Kconfig" 1011 source "arch/mips/sgi-ip27/Kconfig"
1028 source "arch/mips/sibyte/Kconfig" 1012 source "arch/mips/sibyte/Kconfig"
1029 source "arch/mips/txx9/Kconfig" 1013 source "arch/mips/txx9/Kconfig"
>> 1014 source "arch/mips/vr41xx/Kconfig"
1030 source "arch/mips/cavium-octeon/Kconfig" 1015 source "arch/mips/cavium-octeon/Kconfig"
1031 source "arch/mips/loongson2ef/Kconfig" <<
1032 source "arch/mips/loongson32/Kconfig" 1016 source "arch/mips/loongson32/Kconfig"
1033 source "arch/mips/loongson64/Kconfig" 1017 source "arch/mips/loongson64/Kconfig"
>> 1018 source "arch/mips/netlogic/Kconfig"
>> 1019 source "arch/mips/paravirt/Kconfig"
1034 1020
1035 endmenu 1021 endmenu
1036 1022
>> 1023 config RWSEM_GENERIC_SPINLOCK
>> 1024 bool
>> 1025 default y
>> 1026
>> 1027 config RWSEM_XCHGADD_ALGORITHM
>> 1028 bool
>> 1029
1037 config GENERIC_HWEIGHT 1030 config GENERIC_HWEIGHT
1038 bool 1031 bool
1039 default y 1032 default y
1040 1033
1041 config GENERIC_CALIBRATE_DELAY 1034 config GENERIC_CALIBRATE_DELAY
1042 bool 1035 bool
1043 default y 1036 default y
1044 1037
1045 config SCHED_OMIT_FRAME_POINTER 1038 config SCHED_OMIT_FRAME_POINTER
1046 bool 1039 bool
1047 default y 1040 default y
1048 1041
1049 # 1042 #
1050 # Select some configuration options automatic 1043 # Select some configuration options automatically based on user selections.
1051 # 1044 #
1052 config FW_ARC 1045 config FW_ARC
1053 bool 1046 bool
1054 1047
1055 config ARCH_MAY_HAVE_PC_FDC 1048 config ARCH_MAY_HAVE_PC_FDC
1056 bool 1049 bool
1057 1050
1058 config BOOT_RAW 1051 config BOOT_RAW
1059 bool 1052 bool
1060 1053
1061 config CEVT_BCM1480 1054 config CEVT_BCM1480
1062 bool 1055 bool
1063 1056
1064 config CEVT_DS1287 1057 config CEVT_DS1287
1065 bool 1058 bool
1066 1059
1067 config CEVT_GT641XX 1060 config CEVT_GT641XX
1068 bool 1061 bool
1069 1062
1070 config CEVT_R4K 1063 config CEVT_R4K
1071 bool 1064 bool
1072 1065
1073 config CEVT_SB1250 1066 config CEVT_SB1250
1074 bool 1067 bool
1075 1068
1076 config CEVT_TXX9 1069 config CEVT_TXX9
1077 bool 1070 bool
1078 1071
1079 config CSRC_BCM1480 1072 config CSRC_BCM1480
1080 bool 1073 bool
1081 1074
1082 config CSRC_IOASIC 1075 config CSRC_IOASIC
1083 bool 1076 bool
1084 1077
1085 config CSRC_R4K 1078 config CSRC_R4K
1086 select CLOCKSOURCE_WATCHDOG if CPU_FR <<
1087 select HAVE_UNSTABLE_SCHED_CLOCK if S <<
1088 bool 1079 bool
1089 1080
1090 config CSRC_SB1250 1081 config CSRC_SB1250
1091 bool 1082 bool
1092 1083
1093 config MIPS_CLOCK_VSYSCALL 1084 config MIPS_CLOCK_VSYSCALL
1094 def_bool CSRC_R4K || CLKSRC_MIPS_GIC 1085 def_bool CSRC_R4K || CLKSRC_MIPS_GIC
1095 1086
1096 config GPIO_TXX9 1087 config GPIO_TXX9
1097 select GPIOLIB 1088 select GPIOLIB
1098 bool 1089 bool
1099 1090
1100 config FW_CFE 1091 config FW_CFE
1101 bool 1092 bool
1102 1093
>> 1094 config ARCH_DMA_ADDR_T_64BIT
>> 1095 def_bool (HIGHMEM && ARCH_PHYS_ADDR_T_64BIT) || 64BIT
>> 1096
1103 config ARCH_SUPPORTS_UPROBES 1097 config ARCH_SUPPORTS_UPROBES
1104 def_bool y !! 1098 bool
>> 1099
>> 1100 config DMA_MAYBE_COHERENT
>> 1101 select DMA_NONCOHERENT
>> 1102 bool
>> 1103
>> 1104 config DMA_PERDEV_COHERENT
>> 1105 bool
>> 1106 select DMA_MAYBE_COHERENT
>> 1107
>> 1108 config DMA_COHERENT
>> 1109 bool
1105 1110
1106 config DMA_NONCOHERENT 1111 config DMA_NONCOHERENT
1107 bool 1112 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 1113 select NEED_DMA_MAP_STATE
1123 1114
>> 1115 config NEED_DMA_MAP_STATE
>> 1116 bool
>> 1117
1124 config SYS_HAS_EARLY_PRINTK 1118 config SYS_HAS_EARLY_PRINTK
1125 bool 1119 bool
1126 1120
1127 config SYS_SUPPORTS_HOTPLUG_CPU 1121 config SYS_SUPPORTS_HOTPLUG_CPU
1128 bool 1122 bool
1129 1123
1130 config MIPS_BONITO64 1124 config MIPS_BONITO64
1131 bool 1125 bool
1132 1126
1133 config MIPS_MSC 1127 config MIPS_MSC
1134 bool 1128 bool
1135 1129
>> 1130 config MIPS_NILE4
>> 1131 bool
>> 1132
1136 config SYNC_R4K 1133 config SYNC_R4K
1137 bool 1134 bool
1138 1135
>> 1136 config MIPS_MACHINE
>> 1137 def_bool n
>> 1138
1139 config NO_IOPORT_MAP 1139 config NO_IOPORT_MAP
1140 def_bool n 1140 def_bool n
1141 1141
1142 config GENERIC_CSUM 1142 config GENERIC_CSUM
1143 def_bool CPU_NO_LOAD_STORE_LR !! 1143 bool
1144 1144
1145 config GENERIC_ISA_DMA 1145 config GENERIC_ISA_DMA
1146 bool 1146 bool
1147 select ZONE_DMA if GENERIC_ISA_DMA_SU 1147 select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1148 select ISA_DMA_API 1148 select ISA_DMA_API
1149 1149
1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN 1150 config GENERIC_ISA_DMA_SUPPORT_BROKEN
1151 bool 1151 bool
1152 select GENERIC_ISA_DMA 1152 select GENERIC_ISA_DMA
1153 1153
1154 config HAVE_PLAT_DELAY !! 1154 config ISA_DMA_API
1155 bool <<
1156 <<
1157 config HAVE_PLAT_FW_INIT_CMDLINE <<
1158 bool <<
1159 <<
1160 config HAVE_PLAT_MEMCPY <<
1161 bool 1155 bool
1162 1156
1163 config ISA_DMA_API !! 1157 config HOLES_IN_ZONE
1164 bool 1158 bool
1165 1159
1166 config SYS_SUPPORTS_RELOCATABLE 1160 config SYS_SUPPORTS_RELOCATABLE
1167 bool 1161 bool
1168 help 1162 help
1169 Selected if the platform supports r !! 1163 Selected if the platform supports relocating the kernel.
1170 The platform must provide plat_get_ !! 1164 The platform must provide plat_get_fdt() if it selects CONFIG_USE_OF
1171 to allow access to command line and !! 1165 to allow access to command line and entropy sources.
>> 1166
>> 1167 config MIPS_CBPF_JIT
>> 1168 def_bool y
>> 1169 depends on BPF_JIT && HAVE_CBPF_JIT
>> 1170
>> 1171 config MIPS_EBPF_JIT
>> 1172 def_bool y
>> 1173 depends on BPF_JIT && HAVE_EBPF_JIT
>> 1174
1172 1175
1173 # 1176 #
1174 # Endianness selection. Sufficiently obscure 1177 # Endianness selection. Sufficiently obscure so many users don't know what to
1175 # answer,so we try hard to limit the availabl 1178 # answer,so we try hard to limit the available choices. Also the use of a
1176 # choice statement should be more obvious to 1179 # choice statement should be more obvious to the user.
1177 # 1180 #
1178 choice 1181 choice
1179 prompt "Endianness selection" 1182 prompt "Endianness selection"
1180 help 1183 help
1181 Some MIPS machines can be configure 1184 Some MIPS machines can be configured for either little or big endian
1182 byte order. These modes require dif 1185 byte order. These modes require different kernels and a different
1183 Linux distribution. In general the 1186 Linux distribution. In general there is one preferred byteorder for a
1184 particular system but some systems 1187 particular system but some systems are just as commonly used in the
1185 one or the other endianness. 1188 one or the other endianness.
1186 1189
1187 config CPU_BIG_ENDIAN 1190 config CPU_BIG_ENDIAN
1188 bool "Big endian" 1191 bool "Big endian"
1189 depends on SYS_SUPPORTS_BIG_ENDIAN 1192 depends on SYS_SUPPORTS_BIG_ENDIAN
1190 1193
1191 config CPU_LITTLE_ENDIAN 1194 config CPU_LITTLE_ENDIAN
1192 bool "Little endian" 1195 bool "Little endian"
1193 depends on SYS_SUPPORTS_LITTLE_ENDIAN 1196 depends on SYS_SUPPORTS_LITTLE_ENDIAN
1194 1197
1195 endchoice 1198 endchoice
1196 1199
1197 config EXPORT_UASM 1200 config EXPORT_UASM
1198 bool 1201 bool
1199 1202
1200 config SYS_SUPPORTS_APM_EMULATION 1203 config SYS_SUPPORTS_APM_EMULATION
1201 bool 1204 bool
1202 1205
1203 config SYS_SUPPORTS_BIG_ENDIAN 1206 config SYS_SUPPORTS_BIG_ENDIAN
1204 bool 1207 bool
1205 1208
1206 config SYS_SUPPORTS_LITTLE_ENDIAN 1209 config SYS_SUPPORTS_LITTLE_ENDIAN
1207 bool 1210 bool
1208 1211
>> 1212 config SYS_SUPPORTS_HUGETLBFS
>> 1213 bool
>> 1214 depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
>> 1215 default y
>> 1216
1209 config MIPS_HUGE_TLB_SUPPORT 1217 config MIPS_HUGE_TLB_SUPPORT
1210 def_bool HUGETLB_PAGE || TRANSPARENT_ 1218 def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1211 1219
>> 1220 config IRQ_CPU_RM7K
>> 1221 bool
>> 1222
>> 1223 config IRQ_MSP_SLP
>> 1224 bool
>> 1225
>> 1226 config IRQ_MSP_CIC
>> 1227 bool
>> 1228
1212 config IRQ_TXX9 1229 config IRQ_TXX9
1213 bool 1230 bool
1214 1231
1215 config IRQ_GT641XX 1232 config IRQ_GT641XX
1216 bool 1233 bool
1217 1234
1218 config PCI_GT64XXX_PCI0 1235 config PCI_GT64XXX_PCI0
1219 bool 1236 bool
1220 1237
1221 config PCI_XTALK_BRIDGE !! 1238 config NO_EXCEPT_FILL
1222 bool 1239 bool
1223 1240
1224 config NO_EXCEPT_FILL !! 1241 config SOC_EMMA2RH
1225 bool 1242 bool
>> 1243 select CEVT_R4K
>> 1244 select CSRC_R4K
>> 1245 select DMA_NONCOHERENT
>> 1246 select IRQ_MIPS_CPU
>> 1247 select SWAP_IO_SPACE
>> 1248 select SYS_HAS_CPU_R5500
>> 1249 select SYS_SUPPORTS_32BIT_KERNEL
>> 1250 select SYS_SUPPORTS_64BIT_KERNEL
>> 1251 select SYS_SUPPORTS_BIG_ENDIAN
>> 1252
>> 1253 config SOC_PNX833X
>> 1254 bool
>> 1255 select CEVT_R4K
>> 1256 select CSRC_R4K
>> 1257 select IRQ_MIPS_CPU
>> 1258 select DMA_NONCOHERENT
>> 1259 select SYS_HAS_CPU_MIPS32_R2
>> 1260 select SYS_SUPPORTS_32BIT_KERNEL
>> 1261 select SYS_SUPPORTS_LITTLE_ENDIAN
>> 1262 select SYS_SUPPORTS_BIG_ENDIAN
>> 1263 select SYS_SUPPORTS_MIPS16
>> 1264 select CPU_MIPSR2_IRQ_VI
>> 1265
>> 1266 config SOC_PNX8335
>> 1267 bool
>> 1268 select SOC_PNX833X
1226 1269
1227 config MIPS_SPRAM 1270 config MIPS_SPRAM
1228 bool 1271 bool
1229 1272
1230 config SWAP_IO_SPACE 1273 config SWAP_IO_SPACE
1231 bool 1274 bool
1232 1275
1233 config SGI_HAS_INDYDOG 1276 config SGI_HAS_INDYDOG
1234 bool 1277 bool
1235 1278
1236 config SGI_HAS_HAL2 1279 config SGI_HAS_HAL2
1237 bool 1280 bool
1238 1281
1239 config SGI_HAS_SEEQ 1282 config SGI_HAS_SEEQ
1240 bool 1283 bool
1241 1284
1242 config SGI_HAS_WD93 1285 config SGI_HAS_WD93
1243 bool 1286 bool
1244 1287
1245 config SGI_HAS_ZILOG 1288 config SGI_HAS_ZILOG
1246 bool 1289 bool
1247 1290
1248 config SGI_HAS_I8042 1291 config SGI_HAS_I8042
1249 bool 1292 bool
1250 1293
1251 config DEFAULT_SGI_PARTITION 1294 config DEFAULT_SGI_PARTITION
1252 bool 1295 bool
1253 1296
1254 config FW_ARC32 1297 config FW_ARC32
1255 bool 1298 bool
1256 1299
1257 config FW_SNIPROM 1300 config FW_SNIPROM
1258 bool 1301 bool
1259 1302
1260 config BOOT_ELF32 1303 config BOOT_ELF32
1261 bool 1304 bool
1262 1305
1263 config MIPS_L1_CACHE_SHIFT_4 1306 config MIPS_L1_CACHE_SHIFT_4
1264 bool 1307 bool
1265 1308
1266 config MIPS_L1_CACHE_SHIFT_5 1309 config MIPS_L1_CACHE_SHIFT_5
1267 bool 1310 bool
1268 1311
1269 config MIPS_L1_CACHE_SHIFT_6 1312 config MIPS_L1_CACHE_SHIFT_6
1270 bool 1313 bool
1271 1314
1272 config MIPS_L1_CACHE_SHIFT_7 1315 config MIPS_L1_CACHE_SHIFT_7
1273 bool 1316 bool
1274 1317
1275 config MIPS_L1_CACHE_SHIFT 1318 config MIPS_L1_CACHE_SHIFT
1276 int 1319 int
1277 default "7" if MIPS_L1_CACHE_SHIFT_7 1320 default "7" if MIPS_L1_CACHE_SHIFT_7
1278 default "6" if MIPS_L1_CACHE_SHIFT_6 1321 default "6" if MIPS_L1_CACHE_SHIFT_6
1279 default "5" if MIPS_L1_CACHE_SHIFT_5 1322 default "5" if MIPS_L1_CACHE_SHIFT_5
1280 default "4" if MIPS_L1_CACHE_SHIFT_4 1323 default "4" if MIPS_L1_CACHE_SHIFT_4
1281 default "5" 1324 default "5"
1282 1325
1283 config ARC_CMDLINE_ONLY !! 1326 config HAVE_STD_PC_SERIAL_PORT
1284 bool 1327 bool
1285 1328
1286 config ARC_CONSOLE 1329 config ARC_CONSOLE
1287 bool "ARC console support" 1330 bool "ARC console support"
1288 depends on SGI_IP22 || SGI_IP28 || (S 1331 depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
1289 1332
1290 config ARC_MEMORY 1333 config ARC_MEMORY
1291 bool 1334 bool
>> 1335 depends on MACH_JAZZ || SNI_RM || SGI_IP32
>> 1336 default y
1292 1337
1293 config ARC_PROMLIB 1338 config ARC_PROMLIB
1294 bool 1339 bool
>> 1340 depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
>> 1341 default y
1295 1342
1296 config FW_ARC64 1343 config FW_ARC64
1297 bool 1344 bool
1298 1345
1299 config BOOT_ELF64 1346 config BOOT_ELF64
1300 bool 1347 bool
1301 1348
1302 menu "CPU selection" 1349 menu "CPU selection"
1303 1350
1304 choice 1351 choice
1305 prompt "CPU type" 1352 prompt "CPU type"
1306 default CPU_R4X00 1353 default CPU_R4X00
1307 1354
1308 config CPU_LOONGSON64 !! 1355 config CPU_LOONGSON3
1309 bool "Loongson 64-bit CPU" !! 1356 bool "Loongson 3 CPU"
1310 depends on SYS_HAS_CPU_LOONGSON64 !! 1357 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 1358 select CPU_SUPPORTS_64BIT_KERNEL
1315 select CPU_SUPPORTS_HIGHMEM 1359 select CPU_SUPPORTS_HIGHMEM
1316 select CPU_SUPPORTS_HUGEPAGES 1360 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 1361 select WEAK_ORDERING
1323 select WEAK_REORDERING_BEYOND_LLSC 1362 select WEAK_REORDERING_BEYOND_LLSC
1324 select MIPS_ASID_BITS_VARIABLE <<
1325 select MIPS_PGD_C0_CONTEXT 1363 select MIPS_PGD_C0_CONTEXT
1326 select MIPS_L1_CACHE_SHIFT_6 1364 select MIPS_L1_CACHE_SHIFT_6
1327 select MIPS_FP_SUPPORT <<
1328 select GPIOLIB 1365 select GPIOLIB
1329 select SWIOTLB <<
1330 help 1366 help
1331 The Loongson GSx64(GS264/GS464/GS46 !! 1367 The Loongson 3 processor implements the MIPS64R2 instruction
1332 cores implements the MIPS64R2 instr !! 1368 set with many extensions.
1333 including most 64-bit Loongson-2 (2 !! 1369
1334 3B1000, 3B1500, 3A2000, 3A3000 and !! 1370 config LOONGSON3_ENHANCEMENT
1335 Loongson-2E/2F is not covered here !! 1371 bool "New Loongson 3 CPU Enhancements"
>> 1372 default n
>> 1373 select CPU_MIPSR2
>> 1374 select CPU_HAS_PREFETCH
>> 1375 depends on CPU_LOONGSON3
>> 1376 help
>> 1377 New Loongson 3 CPU (since Loongson-3A R2, as opposed to Loongson-3A
>> 1378 R1, Loongson-3B R1 and Loongson-3B R2) has many enhancements, such as
>> 1379 FTLB, L1-VCache, EI/DI/Wait/Prefetch instruction, DSP/DSPv2 ASE, User
>> 1380 Local register, Read-Inhibit/Execute-Inhibit, SFB (Store Fill Buffer),
>> 1381 Fast TLB refill support, etc.
>> 1382
>> 1383 This option enable those enhancements which are not probed at run
>> 1384 time. If you want a generic kernel to run on all Loongson 3 machines,
>> 1385 please say 'N' here. If you want a high-performance kernel to run on
>> 1386 new Loongson 3 machines only, please say 'Y' here.
1336 1387
1337 config CPU_LOONGSON2E 1388 config CPU_LOONGSON2E
1338 bool "Loongson 2E" 1389 bool "Loongson 2E"
1339 depends on SYS_HAS_CPU_LOONGSON2E 1390 depends on SYS_HAS_CPU_LOONGSON2E
1340 select CPU_LOONGSON2EF !! 1391 select CPU_LOONGSON2
1341 help 1392 help
1342 The Loongson 2E processor implement 1393 The Loongson 2E processor implements the MIPS III instruction set
1343 with many extensions. 1394 with many extensions.
1344 1395
1345 It has an internal FPGA northbridge 1396 It has an internal FPGA northbridge, which is compatible to
1346 bonito64. 1397 bonito64.
1347 1398
1348 config CPU_LOONGSON2F 1399 config CPU_LOONGSON2F
1349 bool "Loongson 2F" 1400 bool "Loongson 2F"
1350 depends on SYS_HAS_CPU_LOONGSON2F 1401 depends on SYS_HAS_CPU_LOONGSON2F
1351 select CPU_LOONGSON2EF !! 1402 select CPU_LOONGSON2
>> 1403 select GPIOLIB
1352 help 1404 help
1353 The Loongson 2F processor implement 1405 The Loongson 2F processor implements the MIPS III instruction set
1354 with many extensions. 1406 with many extensions.
1355 1407
1356 Loongson2F have built-in DDR2 and P 1408 Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
1357 have a similar programming interfac 1409 have a similar programming interface with FPGA northbridge used in
1358 Loongson2E. 1410 Loongson2E.
1359 1411
1360 config CPU_LOONGSON1B 1412 config CPU_LOONGSON1B
1361 bool "Loongson 1B" 1413 bool "Loongson 1B"
1362 depends on SYS_HAS_CPU_LOONGSON1B 1414 depends on SYS_HAS_CPU_LOONGSON1B
1363 select CPU_LOONGSON32 !! 1415 select CPU_LOONGSON1
1364 select LEDS_GPIO_REGISTER 1416 select LEDS_GPIO_REGISTER
1365 help 1417 help
1366 The Loongson 1B is a 32-bit SoC, wh 1418 The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1367 Release 1 instruction set and part !! 1419 release 2 instruction set.
1368 instruction set. <<
1369 1420
1370 config CPU_LOONGSON1C 1421 config CPU_LOONGSON1C
1371 bool "Loongson 1C" 1422 bool "Loongson 1C"
1372 depends on SYS_HAS_CPU_LOONGSON1C 1423 depends on SYS_HAS_CPU_LOONGSON1C
1373 select CPU_LOONGSON32 !! 1424 select CPU_LOONGSON1
1374 select LEDS_GPIO_REGISTER 1425 select LEDS_GPIO_REGISTER
1375 help 1426 help
1376 The Loongson 1C is a 32-bit SoC, wh 1427 The Loongson 1C is a 32-bit SoC, which implements the MIPS32
1377 Release 1 instruction set and part !! 1428 release 2 instruction set.
1378 instruction set. <<
1379 1429
1380 config CPU_MIPS32_R1 1430 config CPU_MIPS32_R1
1381 bool "MIPS32 Release 1" 1431 bool "MIPS32 Release 1"
1382 depends on SYS_HAS_CPU_MIPS32_R1 1432 depends on SYS_HAS_CPU_MIPS32_R1
1383 select CPU_HAS_PREFETCH 1433 select CPU_HAS_PREFETCH
1384 select CPU_SUPPORTS_32BIT_KERNEL 1434 select CPU_SUPPORTS_32BIT_KERNEL
1385 select CPU_SUPPORTS_HIGHMEM 1435 select CPU_SUPPORTS_HIGHMEM
1386 help 1436 help
1387 Choose this option to build a kerne 1437 Choose this option to build a kernel for release 1 or later of the
1388 MIPS32 architecture. Most modern e 1438 MIPS32 architecture. Most modern embedded systems with a 32-bit
1389 MIPS processor are based on a MIPS3 1439 MIPS processor are based on a MIPS32 processor. If you know the
1390 specific type of processor in your 1440 specific type of processor in your system, choose those that one
1391 otherwise CPU_MIPS32_R1 is a safe b 1441 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1392 Release 2 of the MIPS32 architectur 1442 Release 2 of the MIPS32 architecture is available since several
1393 years so chances are you even have 1443 years so chances are you even have a MIPS32 Release 2 processor
1394 in which case you should choose CPU 1444 in which case you should choose CPU_MIPS32_R2 instead for better
1395 performance. 1445 performance.
1396 1446
1397 config CPU_MIPS32_R2 1447 config CPU_MIPS32_R2
1398 bool "MIPS32 Release 2" 1448 bool "MIPS32 Release 2"
1399 depends on SYS_HAS_CPU_MIPS32_R2 1449 depends on SYS_HAS_CPU_MIPS32_R2
1400 select CPU_HAS_PREFETCH 1450 select CPU_HAS_PREFETCH
1401 select CPU_SUPPORTS_32BIT_KERNEL 1451 select CPU_SUPPORTS_32BIT_KERNEL
1402 select CPU_SUPPORTS_HIGHMEM 1452 select CPU_SUPPORTS_HIGHMEM
1403 select CPU_SUPPORTS_MSA 1453 select CPU_SUPPORTS_MSA
>> 1454 select HAVE_KVM
1404 help 1455 help
1405 Choose this option to build a kerne 1456 Choose this option to build a kernel for release 2 or later of the
1406 MIPS32 architecture. Most modern e 1457 MIPS32 architecture. Most modern embedded systems with a 32-bit
1407 MIPS processor are based on a MIPS3 1458 MIPS processor are based on a MIPS32 processor. If you know the
1408 specific type of processor in your 1459 specific type of processor in your system, choose those that one
1409 otherwise CPU_MIPS32_R1 is a safe b 1460 otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
1410 1461
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 1462 config CPU_MIPS32_R6
1427 bool "MIPS32 Release 6" 1463 bool "MIPS32 Release 6"
1428 depends on SYS_HAS_CPU_MIPS32_R6 1464 depends on SYS_HAS_CPU_MIPS32_R6
1429 select CPU_HAS_PREFETCH 1465 select CPU_HAS_PREFETCH
1430 select CPU_NO_LOAD_STORE_LR <<
1431 select CPU_SUPPORTS_32BIT_KERNEL 1466 select CPU_SUPPORTS_32BIT_KERNEL
1432 select CPU_SUPPORTS_HIGHMEM 1467 select CPU_SUPPORTS_HIGHMEM
1433 select CPU_SUPPORTS_MSA 1468 select CPU_SUPPORTS_MSA
1434 select CPU_SUPPORTS_VZ !! 1469 select GENERIC_CSUM
>> 1470 select HAVE_KVM
1435 select MIPS_O32_FP64_SUPPORT 1471 select MIPS_O32_FP64_SUPPORT
1436 help 1472 help
1437 Choose this option to build a kerne 1473 Choose this option to build a kernel for release 6 or later of the
1438 MIPS32 architecture. New MIPS proc 1474 MIPS32 architecture. New MIPS processors, starting with the Warrior
1439 family, are based on a MIPS32r6 pro 1475 family, are based on a MIPS32r6 processor. If you own an older
1440 processor, you probably need to sel 1476 processor, you probably need to select MIPS32r1 or MIPS32r2 instead.
1441 1477
1442 config CPU_MIPS64_R1 1478 config CPU_MIPS64_R1
1443 bool "MIPS64 Release 1" 1479 bool "MIPS64 Release 1"
1444 depends on SYS_HAS_CPU_MIPS64_R1 1480 depends on SYS_HAS_CPU_MIPS64_R1
1445 select CPU_HAS_PREFETCH 1481 select CPU_HAS_PREFETCH
1446 select CPU_SUPPORTS_32BIT_KERNEL 1482 select CPU_SUPPORTS_32BIT_KERNEL
1447 select CPU_SUPPORTS_64BIT_KERNEL 1483 select CPU_SUPPORTS_64BIT_KERNEL
1448 select CPU_SUPPORTS_HIGHMEM 1484 select CPU_SUPPORTS_HIGHMEM
1449 select CPU_SUPPORTS_HUGEPAGES 1485 select CPU_SUPPORTS_HUGEPAGES
1450 help 1486 help
1451 Choose this option to build a kerne 1487 Choose this option to build a kernel for release 1 or later of the
1452 MIPS64 architecture. Many modern e 1488 MIPS64 architecture. Many modern embedded systems with a 64-bit
1453 MIPS processor are based on a MIPS6 1489 MIPS processor are based on a MIPS64 processor. If you know the
1454 specific type of processor in your 1490 specific type of processor in your system, choose those that one
1455 otherwise CPU_MIPS64_R1 is a safe b 1491 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1456 Release 2 of the MIPS64 architectur 1492 Release 2 of the MIPS64 architecture is available since several
1457 years so chances are you even have 1493 years so chances are you even have a MIPS64 Release 2 processor
1458 in which case you should choose CPU 1494 in which case you should choose CPU_MIPS64_R2 instead for better
1459 performance. 1495 performance.
1460 1496
1461 config CPU_MIPS64_R2 1497 config CPU_MIPS64_R2
1462 bool "MIPS64 Release 2" 1498 bool "MIPS64 Release 2"
1463 depends on SYS_HAS_CPU_MIPS64_R2 1499 depends on SYS_HAS_CPU_MIPS64_R2
1464 select CPU_HAS_PREFETCH 1500 select CPU_HAS_PREFETCH
1465 select CPU_SUPPORTS_32BIT_KERNEL 1501 select CPU_SUPPORTS_32BIT_KERNEL
1466 select CPU_SUPPORTS_64BIT_KERNEL 1502 select CPU_SUPPORTS_64BIT_KERNEL
1467 select CPU_SUPPORTS_HIGHMEM 1503 select CPU_SUPPORTS_HIGHMEM
1468 select CPU_SUPPORTS_HUGEPAGES 1504 select CPU_SUPPORTS_HUGEPAGES
1469 select CPU_SUPPORTS_MSA 1505 select CPU_SUPPORTS_MSA
>> 1506 select HAVE_KVM
1470 help 1507 help
1471 Choose this option to build a kerne 1508 Choose this option to build a kernel for release 2 or later of the
1472 MIPS64 architecture. Many modern e 1509 MIPS64 architecture. Many modern embedded systems with a 64-bit
1473 MIPS processor are based on a MIPS6 1510 MIPS processor are based on a MIPS64 processor. If you know the
1474 specific type of processor in your 1511 specific type of processor in your system, choose those that one
1475 otherwise CPU_MIPS64_R1 is a safe b 1512 otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
1476 1513
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 1514 config CPU_MIPS64_R6
1495 bool "MIPS64 Release 6" 1515 bool "MIPS64 Release 6"
1496 depends on SYS_HAS_CPU_MIPS64_R6 1516 depends on SYS_HAS_CPU_MIPS64_R6
1497 select CPU_HAS_PREFETCH 1517 select CPU_HAS_PREFETCH
1498 select CPU_NO_LOAD_STORE_LR <<
1499 select CPU_SUPPORTS_32BIT_KERNEL 1518 select CPU_SUPPORTS_32BIT_KERNEL
1500 select CPU_SUPPORTS_64BIT_KERNEL 1519 select CPU_SUPPORTS_64BIT_KERNEL
1501 select CPU_SUPPORTS_HIGHMEM 1520 select CPU_SUPPORTS_HIGHMEM
1502 select CPU_SUPPORTS_HUGEPAGES <<
1503 select CPU_SUPPORTS_MSA 1521 select CPU_SUPPORTS_MSA
>> 1522 select GENERIC_CSUM
1504 select MIPS_O32_FP64_SUPPORT if 32BIT 1523 select MIPS_O32_FP64_SUPPORT if 32BIT || MIPS32_O32
1505 select CPU_SUPPORTS_VZ !! 1524 select HAVE_KVM
1506 help 1525 help
1507 Choose this option to build a kerne 1526 Choose this option to build a kernel for release 6 or later of the
1508 MIPS64 architecture. New MIPS proc 1527 MIPS64 architecture. New MIPS processors, starting with the Warrior
1509 family, are based on a MIPS64r6 pro 1528 family, are based on a MIPS64r6 processor. If you own an older
1510 processor, you probably need to sel 1529 processor, you probably need to select MIPS64r1 or MIPS64r2 instead.
1511 1530
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 1531 config CPU_R3000
1534 bool "R3000" 1532 bool "R3000"
1535 depends on SYS_HAS_CPU_R3000 1533 depends on SYS_HAS_CPU_R3000
1536 select CPU_HAS_WB 1534 select CPU_HAS_WB
1537 select CPU_R3K_TLB <<
1538 select CPU_SUPPORTS_32BIT_KERNEL 1535 select CPU_SUPPORTS_32BIT_KERNEL
1539 select CPU_SUPPORTS_HIGHMEM 1536 select CPU_SUPPORTS_HIGHMEM
1540 help 1537 help
1541 Please make sure to pick the right 1538 Please make sure to pick the right CPU type. Linux/MIPS is not
1542 designed to be generic, i.e. Kernel 1539 designed to be generic, i.e. Kernels compiled for R3000 CPUs will
1543 *not* work on R4000 machines and vi 1540 *not* work on R4000 machines and vice versa. However, since most
1544 of the supported machines have an R 1541 of the supported machines have an R4000 (or similar) CPU, R4x00
1545 might be a safe bet. If the result 1542 might be a safe bet. If the resulting kernel does not work,
1546 try to recompile with R3000. 1543 try to recompile with R3000.
1547 1544
>> 1545 config CPU_TX39XX
>> 1546 bool "R39XX"
>> 1547 depends on SYS_HAS_CPU_TX39XX
>> 1548 select CPU_SUPPORTS_32BIT_KERNEL
>> 1549
>> 1550 config CPU_VR41XX
>> 1551 bool "R41xx"
>> 1552 depends on SYS_HAS_CPU_VR41XX
>> 1553 select CPU_SUPPORTS_32BIT_KERNEL
>> 1554 select CPU_SUPPORTS_64BIT_KERNEL
>> 1555 help
>> 1556 The options selects support for the NEC VR4100 series of processors.
>> 1557 Only choose this option if you have one of these processors as a
>> 1558 kernel built with this option will not run on any other type of
>> 1559 processor or vice versa.
>> 1560
1548 config CPU_R4300 1561 config CPU_R4300
1549 bool "R4300" 1562 bool "R4300"
1550 depends on SYS_HAS_CPU_R4300 1563 depends on SYS_HAS_CPU_R4300
1551 select CPU_SUPPORTS_32BIT_KERNEL 1564 select CPU_SUPPORTS_32BIT_KERNEL
1552 select CPU_SUPPORTS_64BIT_KERNEL 1565 select CPU_SUPPORTS_64BIT_KERNEL
1553 help 1566 help
1554 MIPS Technologies R4300-series proc 1567 MIPS Technologies R4300-series processors.
1555 1568
1556 config CPU_R4X00 1569 config CPU_R4X00
1557 bool "R4x00" 1570 bool "R4x00"
1558 depends on SYS_HAS_CPU_R4X00 1571 depends on SYS_HAS_CPU_R4X00
1559 select CPU_SUPPORTS_32BIT_KERNEL 1572 select CPU_SUPPORTS_32BIT_KERNEL
1560 select CPU_SUPPORTS_64BIT_KERNEL 1573 select CPU_SUPPORTS_64BIT_KERNEL
1561 select CPU_SUPPORTS_HUGEPAGES 1574 select CPU_SUPPORTS_HUGEPAGES
1562 help 1575 help
1563 MIPS Technologies R4000-series proc 1576 MIPS Technologies R4000-series processors other than 4300, including
1564 the R4000, R4400, R4600, and 4700. 1577 the R4000, R4400, R4600, and 4700.
1565 1578
1566 config CPU_TX49XX 1579 config CPU_TX49XX
1567 bool "R49XX" 1580 bool "R49XX"
1568 depends on SYS_HAS_CPU_TX49XX 1581 depends on SYS_HAS_CPU_TX49XX
1569 select CPU_HAS_PREFETCH 1582 select CPU_HAS_PREFETCH
1570 select CPU_SUPPORTS_32BIT_KERNEL 1583 select CPU_SUPPORTS_32BIT_KERNEL
1571 select CPU_SUPPORTS_64BIT_KERNEL 1584 select CPU_SUPPORTS_64BIT_KERNEL
1572 select CPU_SUPPORTS_HUGEPAGES 1585 select CPU_SUPPORTS_HUGEPAGES
1573 1586
1574 config CPU_R5000 1587 config CPU_R5000
1575 bool "R5000" 1588 bool "R5000"
1576 depends on SYS_HAS_CPU_R5000 1589 depends on SYS_HAS_CPU_R5000
1577 select CPU_SUPPORTS_32BIT_KERNEL 1590 select CPU_SUPPORTS_32BIT_KERNEL
1578 select CPU_SUPPORTS_64BIT_KERNEL 1591 select CPU_SUPPORTS_64BIT_KERNEL
1579 select CPU_SUPPORTS_HUGEPAGES 1592 select CPU_SUPPORTS_HUGEPAGES
1580 help 1593 help
1581 MIPS Technologies R5000-series proc 1594 MIPS Technologies R5000-series processors other than the Nevada.
1582 1595
>> 1596 config CPU_R5432
>> 1597 bool "R5432"
>> 1598 depends on SYS_HAS_CPU_R5432
>> 1599 select CPU_SUPPORTS_32BIT_KERNEL
>> 1600 select CPU_SUPPORTS_64BIT_KERNEL
>> 1601 select CPU_SUPPORTS_HUGEPAGES
>> 1602
1583 config CPU_R5500 1603 config CPU_R5500
1584 bool "R5500" 1604 bool "R5500"
1585 depends on SYS_HAS_CPU_R5500 1605 depends on SYS_HAS_CPU_R5500
1586 select CPU_SUPPORTS_32BIT_KERNEL 1606 select CPU_SUPPORTS_32BIT_KERNEL
1587 select CPU_SUPPORTS_64BIT_KERNEL 1607 select CPU_SUPPORTS_64BIT_KERNEL
1588 select CPU_SUPPORTS_HUGEPAGES 1608 select CPU_SUPPORTS_HUGEPAGES
1589 help 1609 help
1590 NEC VR5500 and VR5500A series proce 1610 NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1591 instruction set. 1611 instruction set.
1592 1612
1593 config CPU_NEVADA 1613 config CPU_NEVADA
1594 bool "RM52xx" 1614 bool "RM52xx"
1595 depends on SYS_HAS_CPU_NEVADA 1615 depends on SYS_HAS_CPU_NEVADA
1596 select CPU_SUPPORTS_32BIT_KERNEL 1616 select CPU_SUPPORTS_32BIT_KERNEL
1597 select CPU_SUPPORTS_64BIT_KERNEL 1617 select CPU_SUPPORTS_64BIT_KERNEL
1598 select CPU_SUPPORTS_HUGEPAGES 1618 select CPU_SUPPORTS_HUGEPAGES
1599 help 1619 help
1600 QED / PMC-Sierra RM52xx-series ("Ne 1620 QED / PMC-Sierra RM52xx-series ("Nevada") processors.
1601 1621
>> 1622 config CPU_R8000
>> 1623 bool "R8000"
>> 1624 depends on SYS_HAS_CPU_R8000
>> 1625 select CPU_HAS_PREFETCH
>> 1626 select CPU_SUPPORTS_64BIT_KERNEL
>> 1627 help
>> 1628 MIPS Technologies R8000 processors. Note these processors are
>> 1629 uncommon and the support for them is incomplete.
>> 1630
1602 config CPU_R10000 1631 config CPU_R10000
1603 bool "R10000" 1632 bool "R10000"
1604 depends on SYS_HAS_CPU_R10000 1633 depends on SYS_HAS_CPU_R10000
1605 select CPU_HAS_PREFETCH 1634 select CPU_HAS_PREFETCH
1606 select CPU_SUPPORTS_32BIT_KERNEL 1635 select CPU_SUPPORTS_32BIT_KERNEL
1607 select CPU_SUPPORTS_64BIT_KERNEL 1636 select CPU_SUPPORTS_64BIT_KERNEL
1608 select CPU_SUPPORTS_HIGHMEM 1637 select CPU_SUPPORTS_HIGHMEM
1609 select CPU_SUPPORTS_HUGEPAGES 1638 select CPU_SUPPORTS_HUGEPAGES
1610 help 1639 help
1611 MIPS Technologies R10000-series pro 1640 MIPS Technologies R10000-series processors.
1612 1641
1613 config CPU_RM7000 1642 config CPU_RM7000
1614 bool "RM7000" 1643 bool "RM7000"
1615 depends on SYS_HAS_CPU_RM7000 1644 depends on SYS_HAS_CPU_RM7000
1616 select CPU_HAS_PREFETCH 1645 select CPU_HAS_PREFETCH
1617 select CPU_SUPPORTS_32BIT_KERNEL 1646 select CPU_SUPPORTS_32BIT_KERNEL
1618 select CPU_SUPPORTS_64BIT_KERNEL 1647 select CPU_SUPPORTS_64BIT_KERNEL
1619 select CPU_SUPPORTS_HIGHMEM 1648 select CPU_SUPPORTS_HIGHMEM
1620 select CPU_SUPPORTS_HUGEPAGES 1649 select CPU_SUPPORTS_HUGEPAGES
1621 1650
1622 config CPU_SB1 1651 config CPU_SB1
1623 bool "SB1" 1652 bool "SB1"
1624 depends on SYS_HAS_CPU_SB1 1653 depends on SYS_HAS_CPU_SB1
1625 select CPU_SUPPORTS_32BIT_KERNEL 1654 select CPU_SUPPORTS_32BIT_KERNEL
1626 select CPU_SUPPORTS_64BIT_KERNEL 1655 select CPU_SUPPORTS_64BIT_KERNEL
1627 select CPU_SUPPORTS_HIGHMEM 1656 select CPU_SUPPORTS_HIGHMEM
1628 select CPU_SUPPORTS_HUGEPAGES 1657 select CPU_SUPPORTS_HUGEPAGES
1629 select WEAK_ORDERING 1658 select WEAK_ORDERING
1630 1659
1631 config CPU_CAVIUM_OCTEON 1660 config CPU_CAVIUM_OCTEON
1632 bool "Cavium Octeon processor" 1661 bool "Cavium Octeon processor"
1633 depends on SYS_HAS_CPU_CAVIUM_OCTEON 1662 depends on SYS_HAS_CPU_CAVIUM_OCTEON
1634 select CPU_HAS_PREFETCH 1663 select CPU_HAS_PREFETCH
1635 select CPU_SUPPORTS_64BIT_KERNEL 1664 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 1665 select WEAK_ORDERING
1639 select CPU_SUPPORTS_HIGHMEM 1666 select CPU_SUPPORTS_HIGHMEM
1640 select CPU_SUPPORTS_HUGEPAGES 1667 select CPU_SUPPORTS_HUGEPAGES
1641 select USB_EHCI_BIG_ENDIAN_MMIO if CP 1668 select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1642 select USB_OHCI_BIG_ENDIAN_MMIO if CP 1669 select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1643 select MIPS_L1_CACHE_SHIFT_7 1670 select MIPS_L1_CACHE_SHIFT_7
1644 select CPU_SUPPORTS_VZ !! 1671 select HAVE_KVM
1645 help 1672 help
1646 The Cavium Octeon processor is a hi 1673 The Cavium Octeon processor is a highly integrated chip containing
1647 many ethernet hardware widgets for 1674 many ethernet hardware widgets for networking tasks. The processor
1648 can have up to 16 Mips64v2 cores an 1675 can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1649 Full details can be found at http:/ 1676 Full details can be found at http://www.caviumnetworks.com.
1650 1677
1651 config CPU_BMIPS 1678 config CPU_BMIPS
1652 bool "Broadcom BMIPS" 1679 bool "Broadcom BMIPS"
1653 depends on SYS_HAS_CPU_BMIPS 1680 depends on SYS_HAS_CPU_BMIPS
1654 select CPU_MIPS32 1681 select CPU_MIPS32
1655 select CPU_BMIPS32_3300 if SYS_HAS_CP 1682 select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1656 select CPU_BMIPS4350 if SYS_HAS_CPU_B 1683 select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1657 select CPU_BMIPS4380 if SYS_HAS_CPU_B 1684 select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1658 select CPU_BMIPS5000 if SYS_HAS_CPU_B 1685 select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1659 select CPU_SUPPORTS_32BIT_KERNEL 1686 select CPU_SUPPORTS_32BIT_KERNEL
1660 select DMA_NONCOHERENT 1687 select DMA_NONCOHERENT
1661 select IRQ_MIPS_CPU 1688 select IRQ_MIPS_CPU
1662 select SWAP_IO_SPACE 1689 select SWAP_IO_SPACE
1663 select WEAK_ORDERING 1690 select WEAK_ORDERING
1664 select CPU_SUPPORTS_HIGHMEM 1691 select CPU_SUPPORTS_HIGHMEM
1665 select CPU_HAS_PREFETCH 1692 select CPU_HAS_PREFETCH
1666 select CPU_SUPPORTS_CPUFREQ 1693 select CPU_SUPPORTS_CPUFREQ
1667 select MIPS_EXTERNAL_TIMER 1694 select MIPS_EXTERNAL_TIMER
1668 select GENERIC_IRQ_MIGRATION if HOTPL <<
1669 help 1695 help
1670 Support for BMIPS32/3300/4350/4380 1696 Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1671 1697
1672 endchoice !! 1698 config CPU_XLR
1673 !! 1699 bool "Netlogic XLR SoC"
1674 config LOONGSON3_ENHANCEMENT !! 1700 depends on SYS_HAS_CPU_XLR
1675 bool "New Loongson-3 CPU Enhancements !! 1701 select CPU_SUPPORTS_32BIT_KERNEL
1676 default n !! 1702 select CPU_SUPPORTS_64BIT_KERNEL
1677 depends on CPU_LOONGSON64 !! 1703 select CPU_SUPPORTS_HIGHMEM
1678 help !! 1704 select CPU_SUPPORTS_HUGEPAGES
1679 New Loongson-3 cores (since Loongso !! 1705 select WEAK_ORDERING
1680 R1, Loongson-3B R1 and Loongson-3B !! 1706 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 1707 help
1695 Loongson-3 processors have the llsc !! 1708 Netlogic Microsystems XLR/XLS processors.
1696 Without workarounds the system may <<
1697 <<
1698 Say Y, unless you know what you are <<
1699 1709
1700 config CPU_LOONGSON3_CPUCFG_EMULATION !! 1710 config CPU_XLP
1701 bool "Emulate the CPUCFG instruction !! 1711 bool "Netlogic XLP SoC"
1702 default y !! 1712 depends on SYS_HAS_CPU_XLP
1703 depends on CPU_LOONGSON64 !! 1713 select CPU_SUPPORTS_32BIT_KERNEL
>> 1714 select CPU_SUPPORTS_64BIT_KERNEL
>> 1715 select CPU_SUPPORTS_HIGHMEM
>> 1716 select WEAK_ORDERING
>> 1717 select WEAK_REORDERING_BEYOND_LLSC
>> 1718 select CPU_HAS_PREFETCH
>> 1719 select CPU_MIPSR2
>> 1720 select CPU_SUPPORTS_HUGEPAGES
>> 1721 select MIPS_ASID_BITS_VARIABLE
1704 help 1722 help
1705 Loongson-3A R4 and newer have the C !! 1723 Netlogic Microsystems XLP processors.
1706 userland to query CPU capabilities, !! 1724 endchoice
1707 option provides emulation of the in <<
1708 cores, back to Loongson-3A1000. <<
1709 <<
1710 If unsure, please say Y. <<
1711 1725
1712 config CPU_MIPS32_3_5_FEATURES 1726 config CPU_MIPS32_3_5_FEATURES
1713 bool "MIPS32 Release 3.5 Features" 1727 bool "MIPS32 Release 3.5 Features"
1714 depends on SYS_HAS_CPU_MIPS32_R3_5 1728 depends on SYS_HAS_CPU_MIPS32_R3_5
1715 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1729 depends on CPU_MIPS32_R2 || CPU_MIPS32_R6
1716 CPU_P5600 <<
1717 help 1730 help
1718 Choose this option to build a kerne 1731 Choose this option to build a kernel for release 2 or later of the
1719 MIPS32 architecture including featu 1732 MIPS32 architecture including features from the 3.5 release such as
1720 support for Enhanced Virtual Addres 1733 support for Enhanced Virtual Addressing (EVA).
1721 1734
1722 config CPU_MIPS32_3_5_EVA 1735 config CPU_MIPS32_3_5_EVA
1723 bool "Enhanced Virtual Addressing (EV 1736 bool "Enhanced Virtual Addressing (EVA)"
1724 depends on CPU_MIPS32_3_5_FEATURES 1737 depends on CPU_MIPS32_3_5_FEATURES
1725 select EVA 1738 select EVA
1726 default y 1739 default y
1727 help 1740 help
1728 Choose this option if you want to e 1741 Choose this option if you want to enable the Enhanced Virtual
1729 Addressing (EVA) on your MIPS32 cor 1742 Addressing (EVA) on your MIPS32 core (such as proAptiv).
1730 One of its primary benefits is an i 1743 One of its primary benefits is an increase in the maximum size
1731 of lowmem (up to 3GB). If unsure, s 1744 of lowmem (up to 3GB). If unsure, say 'N' here.
1732 1745
1733 config CPU_MIPS32_R5_FEATURES 1746 config CPU_MIPS32_R5_FEATURES
1734 bool "MIPS32 Release 5 Features" 1747 bool "MIPS32 Release 5 Features"
1735 depends on SYS_HAS_CPU_MIPS32_R5 1748 depends on SYS_HAS_CPU_MIPS32_R5
1736 depends on CPU_MIPS32_R2 || CPU_MIPS3 !! 1749 depends on CPU_MIPS32_R2
1737 help 1750 help
1738 Choose this option to build a kerne 1751 Choose this option to build a kernel for release 2 or later of the
1739 MIPS32 architecture including featu 1752 MIPS32 architecture including features from release 5 such as
1740 support for Extended Physical Addre 1753 support for Extended Physical Addressing (XPA).
1741 1754
1742 config CPU_MIPS32_R5_XPA 1755 config CPU_MIPS32_R5_XPA
1743 bool "Extended Physical Addressing (X 1756 bool "Extended Physical Addressing (XPA)"
1744 depends on CPU_MIPS32_R5_FEATURES 1757 depends on CPU_MIPS32_R5_FEATURES
1745 depends on !EVA 1758 depends on !EVA
1746 depends on !PAGE_SIZE_4KB 1759 depends on !PAGE_SIZE_4KB
1747 depends on SYS_SUPPORTS_HIGHMEM 1760 depends on SYS_SUPPORTS_HIGHMEM
1748 select XPA 1761 select XPA
1749 select HIGHMEM 1762 select HIGHMEM
1750 select PHYS_ADDR_T_64BIT !! 1763 select ARCH_PHYS_ADDR_T_64BIT
1751 default n 1764 default n
1752 help 1765 help
1753 Choose this option if you want to e 1766 Choose this option if you want to enable the Extended Physical
1754 Addressing (XPA) on your MIPS32 cor 1767 Addressing (XPA) on your MIPS32 core (such as P5600 series). The
1755 benefit is to increase physical add 1768 benefit is to increase physical addressing equal to or greater
1756 than 40 bits. Note that this has th 1769 than 40 bits. Note that this has the side effect of turning on
1757 64-bit addressing which in turn mak 1770 64-bit addressing which in turn makes the PTEs 64-bit in size.
1758 If unsure, say 'N' here. 1771 If unsure, say 'N' here.
1759 1772
1760 if CPU_LOONGSON2F 1773 if CPU_LOONGSON2F
1761 config CPU_NOP_WORKAROUNDS 1774 config CPU_NOP_WORKAROUNDS
1762 bool 1775 bool
1763 1776
1764 config CPU_JUMP_WORKAROUNDS 1777 config CPU_JUMP_WORKAROUNDS
1765 bool 1778 bool
1766 1779
1767 config CPU_LOONGSON2F_WORKAROUNDS 1780 config CPU_LOONGSON2F_WORKAROUNDS
1768 bool "Loongson 2F Workarounds" 1781 bool "Loongson 2F Workarounds"
1769 default y 1782 default y
1770 select CPU_NOP_WORKAROUNDS 1783 select CPU_NOP_WORKAROUNDS
1771 select CPU_JUMP_WORKAROUNDS 1784 select CPU_JUMP_WORKAROUNDS
1772 help 1785 help
1773 Loongson 2F01 / 2F02 processors hav 1786 Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1774 require workarounds. Without worka 1787 require workarounds. Without workarounds the system may hang
1775 unexpectedly. For more information 1788 unexpectedly. For more information please refer to the gas
1776 -mfix-loongson2f-nop and -mfix-loon 1789 -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1777 1790
1778 Loongson 2F03 and later have fixed 1791 Loongson 2F03 and later have fixed these issues and no workarounds
1779 are needed. The workarounds have n 1792 are needed. The workarounds have no significant side effect on them
1780 but may decrease the performance of 1793 but may decrease the performance of the system so this option should
1781 be disabled unless the kernel is in 1794 be disabled unless the kernel is intended to be run on 2F01 or 2F02
1782 systems. 1795 systems.
1783 1796
1784 If unsure, please say Y. 1797 If unsure, please say Y.
1785 endif # CPU_LOONGSON2F 1798 endif # CPU_LOONGSON2F
1786 1799
1787 config SYS_SUPPORTS_ZBOOT 1800 config SYS_SUPPORTS_ZBOOT
1788 bool 1801 bool
1789 select HAVE_KERNEL_GZIP 1802 select HAVE_KERNEL_GZIP
1790 select HAVE_KERNEL_BZIP2 1803 select HAVE_KERNEL_BZIP2
1791 select HAVE_KERNEL_LZ4 1804 select HAVE_KERNEL_LZ4
1792 select HAVE_KERNEL_LZMA 1805 select HAVE_KERNEL_LZMA
1793 select HAVE_KERNEL_LZO 1806 select HAVE_KERNEL_LZO
1794 select HAVE_KERNEL_XZ 1807 select HAVE_KERNEL_XZ
1795 select HAVE_KERNEL_ZSTD <<
1796 1808
1797 config SYS_SUPPORTS_ZBOOT_UART16550 1809 config SYS_SUPPORTS_ZBOOT_UART16550
1798 bool 1810 bool
1799 select SYS_SUPPORTS_ZBOOT 1811 select SYS_SUPPORTS_ZBOOT
1800 1812
1801 config SYS_SUPPORTS_ZBOOT_UART_PROM 1813 config SYS_SUPPORTS_ZBOOT_UART_PROM
1802 bool 1814 bool
1803 select SYS_SUPPORTS_ZBOOT 1815 select SYS_SUPPORTS_ZBOOT
1804 1816
1805 config CPU_LOONGSON2EF !! 1817 config CPU_LOONGSON2
1806 bool 1818 bool
1807 select CPU_SUPPORTS_32BIT_KERNEL 1819 select CPU_SUPPORTS_32BIT_KERNEL
1808 select CPU_SUPPORTS_64BIT_KERNEL 1820 select CPU_SUPPORTS_64BIT_KERNEL
1809 select CPU_SUPPORTS_HIGHMEM 1821 select CPU_SUPPORTS_HIGHMEM
1810 select CPU_SUPPORTS_HUGEPAGES 1822 select CPU_SUPPORTS_HUGEPAGES
1811 1823
1812 config CPU_LOONGSON32 !! 1824 config CPU_LOONGSON1
1813 bool 1825 bool
1814 select CPU_MIPS32 1826 select CPU_MIPS32
1815 select CPU_MIPSR2 1827 select CPU_MIPSR2
1816 select CPU_HAS_PREFETCH 1828 select CPU_HAS_PREFETCH
1817 select CPU_SUPPORTS_32BIT_KERNEL 1829 select CPU_SUPPORTS_32BIT_KERNEL
1818 select CPU_SUPPORTS_HIGHMEM 1830 select CPU_SUPPORTS_HIGHMEM
1819 select CPU_SUPPORTS_CPUFREQ 1831 select CPU_SUPPORTS_CPUFREQ
1820 1832
1821 config CPU_BMIPS32_3300 1833 config CPU_BMIPS32_3300
1822 select SMP_UP if SMP 1834 select SMP_UP if SMP
1823 bool 1835 bool
1824 1836
1825 config CPU_BMIPS4350 1837 config CPU_BMIPS4350
1826 bool 1838 bool
1827 select SYS_SUPPORTS_SMP 1839 select SYS_SUPPORTS_SMP
1828 select SYS_SUPPORTS_HOTPLUG_CPU 1840 select SYS_SUPPORTS_HOTPLUG_CPU
1829 1841
1830 config CPU_BMIPS4380 1842 config CPU_BMIPS4380
1831 bool 1843 bool
1832 select MIPS_L1_CACHE_SHIFT_6 1844 select MIPS_L1_CACHE_SHIFT_6
1833 select SYS_SUPPORTS_SMP 1845 select SYS_SUPPORTS_SMP
1834 select SYS_SUPPORTS_HOTPLUG_CPU 1846 select SYS_SUPPORTS_HOTPLUG_CPU
1835 select CPU_HAS_RIXI 1847 select CPU_HAS_RIXI
1836 1848
1837 config CPU_BMIPS5000 1849 config CPU_BMIPS5000
1838 bool 1850 bool
1839 select MIPS_CPU_SCACHE 1851 select MIPS_CPU_SCACHE
1840 select MIPS_L1_CACHE_SHIFT_7 1852 select MIPS_L1_CACHE_SHIFT_7
1841 select SYS_SUPPORTS_SMP 1853 select SYS_SUPPORTS_SMP
1842 select SYS_SUPPORTS_HOTPLUG_CPU 1854 select SYS_SUPPORTS_HOTPLUG_CPU
1843 select CPU_HAS_RIXI 1855 select CPU_HAS_RIXI
1844 1856
1845 config SYS_HAS_CPU_LOONGSON64 !! 1857 config SYS_HAS_CPU_LOONGSON3
1846 bool 1858 bool
1847 select CPU_SUPPORTS_CPUFREQ 1859 select CPU_SUPPORTS_CPUFREQ
1848 select CPU_HAS_RIXI 1860 select CPU_HAS_RIXI
1849 1861
1850 config SYS_HAS_CPU_LOONGSON2E 1862 config SYS_HAS_CPU_LOONGSON2E
1851 bool 1863 bool
1852 1864
1853 config SYS_HAS_CPU_LOONGSON2F 1865 config SYS_HAS_CPU_LOONGSON2F
1854 bool 1866 bool
1855 select CPU_SUPPORTS_CPUFREQ 1867 select CPU_SUPPORTS_CPUFREQ
1856 select CPU_SUPPORTS_ADDRWINCFG if 64B 1868 select CPU_SUPPORTS_ADDRWINCFG if 64BIT
>> 1869 select CPU_SUPPORTS_UNCACHED_ACCELERATED
1857 1870
1858 config SYS_HAS_CPU_LOONGSON1B 1871 config SYS_HAS_CPU_LOONGSON1B
1859 bool 1872 bool
1860 1873
1861 config SYS_HAS_CPU_LOONGSON1C 1874 config SYS_HAS_CPU_LOONGSON1C
1862 bool 1875 bool
1863 1876
1864 config SYS_HAS_CPU_MIPS32_R1 1877 config SYS_HAS_CPU_MIPS32_R1
1865 bool 1878 bool
1866 1879
1867 config SYS_HAS_CPU_MIPS32_R2 1880 config SYS_HAS_CPU_MIPS32_R2
1868 bool 1881 bool
1869 1882
1870 config SYS_HAS_CPU_MIPS32_R3_5 1883 config SYS_HAS_CPU_MIPS32_R3_5
1871 bool 1884 bool
1872 1885
1873 config SYS_HAS_CPU_MIPS32_R5 1886 config SYS_HAS_CPU_MIPS32_R5
1874 bool 1887 bool
1875 1888
1876 config SYS_HAS_CPU_MIPS32_R6 1889 config SYS_HAS_CPU_MIPS32_R6
1877 bool 1890 bool
1878 1891
1879 config SYS_HAS_CPU_MIPS64_R1 1892 config SYS_HAS_CPU_MIPS64_R1
1880 bool 1893 bool
1881 1894
1882 config SYS_HAS_CPU_MIPS64_R2 1895 config SYS_HAS_CPU_MIPS64_R2
1883 bool 1896 bool
1884 1897
1885 config SYS_HAS_CPU_MIPS64_R5 !! 1898 config SYS_HAS_CPU_MIPS64_R6
1886 bool 1899 bool
1887 1900
1888 config SYS_HAS_CPU_MIPS64_R6 !! 1901 config SYS_HAS_CPU_R3000
1889 bool 1902 bool
1890 1903
1891 config SYS_HAS_CPU_P5600 !! 1904 config SYS_HAS_CPU_TX39XX
1892 bool 1905 bool
1893 1906
1894 config SYS_HAS_CPU_R3000 !! 1907 config SYS_HAS_CPU_VR41XX
1895 bool 1908 bool
1896 1909
1897 config SYS_HAS_CPU_R4300 1910 config SYS_HAS_CPU_R4300
1898 bool 1911 bool
1899 1912
1900 config SYS_HAS_CPU_R4X00 1913 config SYS_HAS_CPU_R4X00
1901 bool 1914 bool
1902 1915
1903 config SYS_HAS_CPU_TX49XX 1916 config SYS_HAS_CPU_TX49XX
1904 bool 1917 bool
1905 1918
1906 config SYS_HAS_CPU_R5000 1919 config SYS_HAS_CPU_R5000
1907 bool 1920 bool
1908 1921
>> 1922 config SYS_HAS_CPU_R5432
>> 1923 bool
>> 1924
1909 config SYS_HAS_CPU_R5500 1925 config SYS_HAS_CPU_R5500
1910 bool 1926 bool
1911 1927
1912 config SYS_HAS_CPU_NEVADA 1928 config SYS_HAS_CPU_NEVADA
1913 bool 1929 bool
1914 1930
>> 1931 config SYS_HAS_CPU_R8000
>> 1932 bool
>> 1933
1915 config SYS_HAS_CPU_R10000 1934 config SYS_HAS_CPU_R10000
1916 bool 1935 bool
1917 1936
1918 config SYS_HAS_CPU_RM7000 1937 config SYS_HAS_CPU_RM7000
1919 bool 1938 bool
1920 1939
1921 config SYS_HAS_CPU_SB1 1940 config SYS_HAS_CPU_SB1
1922 bool 1941 bool
1923 1942
1924 config SYS_HAS_CPU_CAVIUM_OCTEON 1943 config SYS_HAS_CPU_CAVIUM_OCTEON
1925 bool 1944 bool
1926 1945
1927 config SYS_HAS_CPU_BMIPS 1946 config SYS_HAS_CPU_BMIPS
1928 bool 1947 bool
1929 1948
1930 config SYS_HAS_CPU_BMIPS32_3300 1949 config SYS_HAS_CPU_BMIPS32_3300
1931 bool 1950 bool
1932 select SYS_HAS_CPU_BMIPS 1951 select SYS_HAS_CPU_BMIPS
1933 1952
1934 config SYS_HAS_CPU_BMIPS4350 1953 config SYS_HAS_CPU_BMIPS4350
1935 bool 1954 bool
1936 select SYS_HAS_CPU_BMIPS 1955 select SYS_HAS_CPU_BMIPS
1937 1956
1938 config SYS_HAS_CPU_BMIPS4380 1957 config SYS_HAS_CPU_BMIPS4380
1939 bool 1958 bool
1940 select SYS_HAS_CPU_BMIPS 1959 select SYS_HAS_CPU_BMIPS
1941 1960
1942 config SYS_HAS_CPU_BMIPS5000 1961 config SYS_HAS_CPU_BMIPS5000
1943 bool 1962 bool
1944 select SYS_HAS_CPU_BMIPS 1963 select SYS_HAS_CPU_BMIPS
1945 1964
>> 1965 config SYS_HAS_CPU_XLR
>> 1966 bool
>> 1967
>> 1968 config SYS_HAS_CPU_XLP
>> 1969 bool
>> 1970
>> 1971 config MIPS_MALTA_PM
>> 1972 depends on MIPS_MALTA
>> 1973 depends on PCI
>> 1974 bool
>> 1975 default y
>> 1976
1946 # 1977 #
1947 # CPU may reorder R->R, R->W, W->R, W->W 1978 # CPU may reorder R->R, R->W, W->R, W->W
1948 # Reordering beyond LL and SC is handled in W 1979 # Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
1949 # 1980 #
1950 config WEAK_ORDERING 1981 config WEAK_ORDERING
1951 bool 1982 bool
1952 1983
1953 # 1984 #
1954 # CPU may reorder reads and writes beyond LL/ 1985 # CPU may reorder reads and writes beyond LL/SC
1955 # CPU may reorder R->LL, R->LL, W->LL, W->LL, 1986 # CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
1956 # 1987 #
1957 config WEAK_REORDERING_BEYOND_LLSC 1988 config WEAK_REORDERING_BEYOND_LLSC
1958 bool 1989 bool
1959 endmenu 1990 endmenu
1960 1991
1961 # 1992 #
1962 # These two indicate any level of the MIPS32 1993 # These two indicate any level of the MIPS32 and MIPS64 architecture
1963 # 1994 #
1964 config CPU_MIPS32 1995 config CPU_MIPS32
1965 bool 1996 bool
1966 default y if CPU_MIPS32_R1 || CPU_MIP !! 1997 default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
1967 CPU_MIPS32_R6 || CPU_P56 <<
1968 1998
1969 config CPU_MIPS64 1999 config CPU_MIPS64
1970 bool 2000 bool
1971 default y if CPU_MIPS64_R1 || CPU_MIP !! 2001 default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
1972 CPU_MIPS64_R6 || CPU_LOO <<
1973 2002
1974 # 2003 #
1975 # These indicate the revision of the architec !! 2004 # These two indicate the revision of the architecture, either Release 1 or Release 2
1976 # 2005 #
1977 config CPU_MIPSR1 2006 config CPU_MIPSR1
1978 bool 2007 bool
1979 default y if CPU_MIPS32_R1 || CPU_MIP 2008 default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
1980 2009
1981 config CPU_MIPSR2 2010 config CPU_MIPSR2
1982 bool 2011 bool
1983 default y if CPU_MIPS32_R2 || CPU_MIP 2012 default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1984 select CPU_HAS_RIXI 2013 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 2014 select MIPS_SPRAM
1994 2015
1995 config CPU_MIPSR6 2016 config CPU_MIPSR6
1996 bool 2017 bool
1997 default y if CPU_MIPS32_R6 || CPU_MIP 2018 default y if CPU_MIPS32_R6 || CPU_MIPS64_R6
1998 select CPU_HAS_RIXI 2019 select CPU_HAS_RIXI
1999 select CPU_HAS_DIEI if !CPU_DIEI_BROK <<
2000 select HAVE_ARCH_BITREVERSE 2020 select HAVE_ARCH_BITREVERSE
2001 select MIPS_ASID_BITS_VARIABLE 2021 select MIPS_ASID_BITS_VARIABLE
2002 select MIPS_CRC_SUPPORT <<
2003 select MIPS_SPRAM 2022 select MIPS_SPRAM
2004 2023
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 2024 config EVA
2017 bool 2025 bool
2018 2026
2019 config XPA 2027 config XPA
2020 bool 2028 bool
2021 2029
2022 config SYS_SUPPORTS_32BIT_KERNEL 2030 config SYS_SUPPORTS_32BIT_KERNEL
2023 bool 2031 bool
2024 config SYS_SUPPORTS_64BIT_KERNEL 2032 config SYS_SUPPORTS_64BIT_KERNEL
2025 bool 2033 bool
2026 config CPU_SUPPORTS_32BIT_KERNEL 2034 config CPU_SUPPORTS_32BIT_KERNEL
2027 bool 2035 bool
2028 config CPU_SUPPORTS_64BIT_KERNEL 2036 config CPU_SUPPORTS_64BIT_KERNEL
2029 bool 2037 bool
2030 config CPU_SUPPORTS_CPUFREQ 2038 config CPU_SUPPORTS_CPUFREQ
2031 bool 2039 bool
2032 config CPU_SUPPORTS_ADDRWINCFG 2040 config CPU_SUPPORTS_ADDRWINCFG
2033 bool 2041 bool
2034 config CPU_SUPPORTS_HUGEPAGES 2042 config CPU_SUPPORTS_HUGEPAGES
2035 bool 2043 bool
2036 depends on !(32BIT && (PHYS_ADDR_T_64 !! 2044 config CPU_SUPPORTS_UNCACHED_ACCELERATED
2037 config CPU_SUPPORTS_VZ <<
2038 bool 2045 bool
2039 config MIPS_PGD_C0_CONTEXT 2046 config MIPS_PGD_C0_CONTEXT
2040 bool 2047 bool
2041 depends on 64BIT !! 2048 default y if 64BIT && (CPU_MIPSR2 || CPU_MIPSR6) && !CPU_XLP
2042 default y if (CPU_MIPSR2 || CPU_MIPSR <<
2043 2049
2044 # 2050 #
2045 # Set to y for ptrace access to watch registe 2051 # Set to y for ptrace access to watch registers.
2046 # 2052 #
2047 config HARDWARE_WATCHPOINTS 2053 config HARDWARE_WATCHPOINTS
2048 bool !! 2054 bool
2049 default y if CPU_MIPSR1 || CPU_MIPSR2 !! 2055 default y if CPU_MIPSR1 || CPU_MIPSR2 || CPU_MIPSR6
2050 2056
2051 menu "Kernel type" 2057 menu "Kernel type"
2052 2058
2053 choice 2059 choice
2054 prompt "Kernel code model" 2060 prompt "Kernel code model"
2055 help 2061 help
2056 You should only select this option 2062 You should only select this option if you have a workload that
2057 actually benefits from 64-bit proce 2063 actually benefits from 64-bit processing or if your machine has
2058 large memory. You will only be pre 2064 large memory. You will only be presented a single option in this
2059 menu if your system does not suppor 2065 menu if your system does not support both 32-bit and 64-bit kernels.
2060 2066
2061 config 32BIT 2067 config 32BIT
2062 bool "32-bit kernel" 2068 bool "32-bit kernel"
2063 depends on CPU_SUPPORTS_32BIT_KERNEL 2069 depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
2064 select TRAD_SIGNALS 2070 select TRAD_SIGNALS
2065 help 2071 help
2066 Select this option if you want to b 2072 Select this option if you want to build a 32-bit kernel.
2067 2073
2068 config 64BIT 2074 config 64BIT
2069 bool "64-bit kernel" 2075 bool "64-bit kernel"
2070 depends on CPU_SUPPORTS_64BIT_KERNEL 2076 depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
2071 help 2077 help
2072 Select this option if you want to b 2078 Select this option if you want to build a 64-bit kernel.
2073 2079
2074 endchoice 2080 endchoice
2075 2081
>> 2082 config KVM_GUEST
>> 2083 bool "KVM Guest Kernel"
>> 2084 depends on BROKEN_ON_SMP
>> 2085 help
>> 2086 Select this option if building a guest kernel for KVM (Trap & Emulate)
>> 2087 mode.
>> 2088
>> 2089 config KVM_GUEST_TIMER_FREQ
>> 2090 int "Count/Compare Timer Frequency (MHz)"
>> 2091 depends on KVM_GUEST
>> 2092 default 100
>> 2093 help
>> 2094 Set this to non-zero if building a guest kernel for KVM to skip RTC
>> 2095 emulation when determining guest CPU Frequency. Instead, the guest's
>> 2096 timer frequency is specified directly.
>> 2097
2076 config MIPS_VA_BITS_48 2098 config MIPS_VA_BITS_48
2077 bool "48 bits virtual memory" 2099 bool "48 bits virtual memory"
2078 depends on 64BIT 2100 depends on 64BIT
2079 help 2101 help
2080 Support a maximum at least 48 bits 2102 Support a maximum at least 48 bits of application virtual
2081 memory. Default is 40 bits or less 2103 memory. Default is 40 bits or less, depending on the CPU.
2082 For page sizes 16k and above, this 2104 For page sizes 16k and above, this option results in a small
2083 memory overhead for page tables. F 2105 memory overhead for page tables. For 4k page size, a fourth
2084 level of page tables is added which 2106 level of page tables is added which imposes both a memory
2085 overhead as well as slower TLB faul 2107 overhead as well as slower TLB fault handling.
2086 2108
2087 If unsure, say N. 2109 If unsure, say N.
2088 2110
2089 config ZBOOT_LOAD_ADDRESS !! 2111 choice
2090 hex "Compressed kernel load address" !! 2112 prompt "Kernel page size"
2091 default 0xffffffff80400000 if BCM47XX !! 2113 default PAGE_SIZE_4KB
2092 default 0x0 <<
2093 depends on SYS_SUPPORTS_ZBOOT <<
2094 help <<
2095 The address to load compressed kern <<
2096 2114
2097 This is only used if non-zero. !! 2115 config PAGE_SIZE_4KB
>> 2116 bool "4kB"
>> 2117 depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
>> 2118 help
>> 2119 This option select the standard 4kB Linux page size. On some
>> 2120 R3000-family processors this is the only available page size. Using
>> 2121 4kB page size will minimize memory consumption and is therefore
>> 2122 recommended for low memory systems.
>> 2123
>> 2124 config PAGE_SIZE_8KB
>> 2125 bool "8kB"
>> 2126 depends on CPU_R8000 || CPU_CAVIUM_OCTEON
>> 2127 depends on !MIPS_VA_BITS_48
>> 2128 help
>> 2129 Using 8kB page size will result in higher performance kernel at
>> 2130 the price of higher memory consumption. This option is available
>> 2131 only on R8000 and cnMIPS processors. Note that you will need a
>> 2132 suitable Linux distribution to support this.
>> 2133
>> 2134 config PAGE_SIZE_16KB
>> 2135 bool "16kB"
>> 2136 depends on !CPU_R3000 && !CPU_TX39XX
>> 2137 help
>> 2138 Using 16kB page size will result in higher performance kernel at
>> 2139 the price of higher memory consumption. This option is available on
>> 2140 all non-R3000 family processors. Note that you will need a suitable
>> 2141 Linux distribution to support this.
>> 2142
>> 2143 config PAGE_SIZE_32KB
>> 2144 bool "32kB"
>> 2145 depends on CPU_CAVIUM_OCTEON
>> 2146 depends on !MIPS_VA_BITS_48
>> 2147 help
>> 2148 Using 32kB page size will result in higher performance kernel at
>> 2149 the price of higher memory consumption. This option is available
>> 2150 only on cnMIPS cores. Note that you will need a suitable Linux
>> 2151 distribution to support this.
>> 2152
>> 2153 config PAGE_SIZE_64KB
>> 2154 bool "64kB"
>> 2155 depends on !CPU_R3000 && !CPU_TX39XX
>> 2156 help
>> 2157 Using 64kB page size will result in higher performance kernel at
>> 2158 the price of higher memory consumption. This option is available on
>> 2159 all non-R3000 family processor. Not that at the time of this
>> 2160 writing this option is still high experimental.
2098 2161
2099 config ARCH_FORCE_MAX_ORDER !! 2162 endchoice
>> 2163
>> 2164 config FORCE_MAX_ZONEORDER
2100 int "Maximum zone order" 2165 int "Maximum zone order"
2101 default "13" if MIPS_HUGE_TLB_SUPPORT !! 2166 range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2102 default "12" if MIPS_HUGE_TLB_SUPPORT !! 2167 default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2103 default "11" if MIPS_HUGE_TLB_SUPPORT !! 2168 range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2104 default "10" !! 2169 default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
>> 2170 range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2171 default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
>> 2172 range 11 64
>> 2173 default "11"
2105 help 2174 help
2106 The kernel memory allocator divides 2175 The kernel memory allocator divides physically contiguous memory
2107 blocks into "zones", where each zon 2176 blocks into "zones", where each zone is a power of two number of
2108 pages. This option selects the lar 2177 pages. This option selects the largest power of two that the kernel
2109 keeps in the memory allocator. If 2178 keeps in the memory allocator. If you need to allocate very large
2110 blocks of physically contiguous mem 2179 blocks of physically contiguous memory, then you may need to
2111 increase this value. 2180 increase this value.
2112 2181
>> 2182 This config option is actually maximum order plus one. For example,
>> 2183 a value of 11 means that the largest free memory block is 2^10 pages.
>> 2184
2113 The page size is not necessarily 4K 2185 The page size is not necessarily 4KB. Keep this in mind
2114 when choosing a value for this opti 2186 when choosing a value for this option.
2115 2187
2116 config BOARD_SCACHE 2188 config BOARD_SCACHE
2117 bool 2189 bool
2118 2190
2119 config IP22_CPU_SCACHE 2191 config IP22_CPU_SCACHE
2120 bool 2192 bool
2121 select BOARD_SCACHE 2193 select BOARD_SCACHE
2122 2194
2123 # 2195 #
2124 # Support for a MIPS32 / MIPS64 style S-cache 2196 # Support for a MIPS32 / MIPS64 style S-caches
2125 # 2197 #
2126 config MIPS_CPU_SCACHE 2198 config MIPS_CPU_SCACHE
2127 bool 2199 bool
2128 select BOARD_SCACHE 2200 select BOARD_SCACHE
2129 2201
2130 config R5000_CPU_SCACHE 2202 config R5000_CPU_SCACHE
2131 bool 2203 bool
2132 select BOARD_SCACHE 2204 select BOARD_SCACHE
2133 2205
2134 config RM7000_CPU_SCACHE 2206 config RM7000_CPU_SCACHE
2135 bool 2207 bool
2136 select BOARD_SCACHE 2208 select BOARD_SCACHE
2137 2209
2138 config SIBYTE_DMA_PAGEOPS 2210 config SIBYTE_DMA_PAGEOPS
2139 bool "Use DMA to clear/copy pages" 2211 bool "Use DMA to clear/copy pages"
2140 depends on CPU_SB1 2212 depends on CPU_SB1
2141 help 2213 help
2142 Instead of using the CPU to zero an 2214 Instead of using the CPU to zero and copy pages, use a Data Mover
2143 channel. These DMA channels are ot 2215 channel. These DMA channels are otherwise unused by the standard
2144 SiByte Linux port. Seems to give a 2216 SiByte Linux port. Seems to give a small performance benefit.
2145 2217
2146 config CPU_HAS_PREFETCH 2218 config CPU_HAS_PREFETCH
2147 bool 2219 bool
2148 2220
2149 config CPU_GENERIC_DUMP_TLB 2221 config CPU_GENERIC_DUMP_TLB
2150 bool 2222 bool
2151 default y if !CPU_R3000 !! 2223 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 2224
2176 config CPU_R4K_FPU 2225 config CPU_R4K_FPU
2177 bool 2226 bool
2178 depends on MIPS_FP_SUPPORT !! 2227 default y if !(CPU_R3000 || CPU_TX39XX)
2179 default y if !CPU_R2300_FPU <<
2180 2228
2181 config CPU_R4K_CACHE_TLB 2229 config CPU_R4K_CACHE_TLB
2182 bool 2230 bool
2183 default y if !(CPU_R3K_TLB || CPU_SB1 !! 2231 default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
2184 2232
2185 config MIPS_MT_SMP 2233 config MIPS_MT_SMP
2186 bool "MIPS MT SMP support (1 TC on ea 2234 bool "MIPS MT SMP support (1 TC on each available VPE)"
2187 default y 2235 default y
2188 depends on TARGET_ISA_REV > 0 && TARG !! 2236 depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6 && !CPU_MICROMIPS
2189 depends on SYS_SUPPORTS_MULTITHREADIN <<
2190 select CPU_MIPSR2_IRQ_VI 2237 select CPU_MIPSR2_IRQ_VI
2191 select CPU_MIPSR2_IRQ_EI 2238 select CPU_MIPSR2_IRQ_EI
2192 select SYNC_R4K 2239 select SYNC_R4K
2193 select MIPS_MT 2240 select MIPS_MT
2194 select SMP 2241 select SMP
2195 select SMP_UP 2242 select SMP_UP
2196 select SYS_SUPPORTS_SMP 2243 select SYS_SUPPORTS_SMP
2197 select SYS_SUPPORTS_SCHED_SMT 2244 select SYS_SUPPORTS_SCHED_SMT
2198 select MIPS_PERF_SHARED_TC_COUNTERS 2245 select MIPS_PERF_SHARED_TC_COUNTERS
2199 help 2246 help
2200 This is a kernel model which is kno 2247 This is a kernel model which is known as SMVP. This is supported
2201 on cores with the MT ASE and uses t 2248 on cores with the MT ASE and uses the available VPEs to implement
2202 virtual processors which supports S 2249 virtual processors which supports SMP. This is equivalent to the
2203 Intel Hyperthreading feature. For f 2250 Intel Hyperthreading feature. For further information go to
2204 <http://www.imgtec.com/mips/mips-mu 2251 <http://www.imgtec.com/mips/mips-multithreading.asp>.
2205 2252
2206 config MIPS_MT 2253 config MIPS_MT
2207 bool 2254 bool
2208 2255
2209 config SCHED_SMT 2256 config SCHED_SMT
2210 bool "SMT (multithreading) scheduler 2257 bool "SMT (multithreading) scheduler support"
2211 depends on SYS_SUPPORTS_SCHED_SMT 2258 depends on SYS_SUPPORTS_SCHED_SMT
2212 default n 2259 default n
2213 help 2260 help
2214 SMT scheduler support improves the 2261 SMT scheduler support improves the CPU scheduler's decision making
2215 when dealing with MIPS MT enabled c 2262 when dealing with MIPS MT enabled cores at a cost of slightly
2216 increased overhead in some places. 2263 increased overhead in some places. If unsure say N here.
2217 2264
2218 config SYS_SUPPORTS_SCHED_SMT 2265 config SYS_SUPPORTS_SCHED_SMT
2219 bool 2266 bool
2220 2267
2221 config SYS_SUPPORTS_MULTITHREADING 2268 config SYS_SUPPORTS_MULTITHREADING
2222 bool 2269 bool
2223 2270
2224 config MIPS_MT_FPAFF 2271 config MIPS_MT_FPAFF
2225 bool "Dynamic FPU affinity for FP-int 2272 bool "Dynamic FPU affinity for FP-intensive threads"
2226 default y 2273 default y
2227 depends on MIPS_MT_SMP 2274 depends on MIPS_MT_SMP
2228 2275
2229 config MIPSR2_TO_R6_EMULATOR 2276 config MIPSR2_TO_R6_EMULATOR
2230 bool "MIPS R2-to-R6 emulator" 2277 bool "MIPS R2-to-R6 emulator"
2231 depends on CPU_MIPSR6 2278 depends on CPU_MIPSR6
2232 depends on MIPS_FP_SUPPORT <<
2233 default y 2279 default y
2234 help 2280 help
2235 Choose this option if you want to r 2281 Choose this option if you want to run non-R6 MIPS userland code.
2236 Even if you say 'Y' here, the emula 2282 Even if you say 'Y' here, the emulator will still be disabled by
2237 default. You can enable it using th 2283 default. You can enable it using the 'mipsr2emu' kernel option.
2238 The only reason this is a build-tim 2284 The only reason this is a build-time option is to save ~14K from the
2239 final kernel image. 2285 final kernel image.
2240 2286
2241 config SYS_SUPPORTS_VPE_LOADER 2287 config SYS_SUPPORTS_VPE_LOADER
2242 bool 2288 bool
2243 depends on SYS_SUPPORTS_MULTITHREADIN 2289 depends on SYS_SUPPORTS_MULTITHREADING
2244 help 2290 help
2245 Indicates that the platform support 2291 Indicates that the platform supports the VPE loader, and provides
2246 physical_memsize. 2292 physical_memsize.
2247 2293
2248 config MIPS_VPE_LOADER 2294 config MIPS_VPE_LOADER
2249 bool "VPE loader support." 2295 bool "VPE loader support."
2250 depends on SYS_SUPPORTS_VPE_LOADER && 2296 depends on SYS_SUPPORTS_VPE_LOADER && MODULES
2251 select CPU_MIPSR2_IRQ_VI 2297 select CPU_MIPSR2_IRQ_VI
2252 select CPU_MIPSR2_IRQ_EI 2298 select CPU_MIPSR2_IRQ_EI
2253 select MIPS_MT 2299 select MIPS_MT
2254 help 2300 help
2255 Includes a loader for loading an el 2301 Includes a loader for loading an elf relocatable object
2256 onto another VPE and running it. 2302 onto another VPE and running it.
2257 2303
>> 2304 config MIPS_VPE_LOADER_CMP
>> 2305 bool
>> 2306 default "y"
>> 2307 depends on MIPS_VPE_LOADER && MIPS_CMP
>> 2308
2258 config MIPS_VPE_LOADER_MT 2309 config MIPS_VPE_LOADER_MT
2259 bool 2310 bool
2260 default "y" 2311 default "y"
2261 depends on MIPS_VPE_LOADER !! 2312 depends on MIPS_VPE_LOADER && !MIPS_CMP
2262 2313
2263 config MIPS_VPE_LOADER_TOM 2314 config MIPS_VPE_LOADER_TOM
2264 bool "Load VPE program into memory hi 2315 bool "Load VPE program into memory hidden from linux"
2265 depends on MIPS_VPE_LOADER 2316 depends on MIPS_VPE_LOADER
2266 default y 2317 default y
2267 help 2318 help
2268 The loader can use memory that is p 2319 The loader can use memory that is present but has been hidden from
2269 Linux using the kernel command line 2320 Linux using the kernel command line option "mem=xxMB". It's up to
2270 you to ensure the amount you put in 2321 you to ensure the amount you put in the option and the space your
2271 program requires is less or equal t 2322 program requires is less or equal to the amount physically present.
2272 2323
2273 config MIPS_VPE_APSP_API 2324 config MIPS_VPE_APSP_API
2274 bool "Enable support for AP/SP API (R 2325 bool "Enable support for AP/SP API (RTLX)"
2275 depends on MIPS_VPE_LOADER 2326 depends on MIPS_VPE_LOADER
>> 2327 help
>> 2328
>> 2329 config MIPS_VPE_APSP_API_CMP
>> 2330 bool
>> 2331 default "y"
>> 2332 depends on MIPS_VPE_APSP_API && MIPS_CMP
2276 2333
2277 config MIPS_VPE_APSP_API_MT 2334 config MIPS_VPE_APSP_API_MT
2278 bool 2335 bool
2279 default "y" 2336 default "y"
2280 depends on MIPS_VPE_APSP_API !! 2337 depends on MIPS_VPE_APSP_API && !MIPS_CMP
>> 2338
>> 2339 config MIPS_CMP
>> 2340 bool "MIPS CMP framework support (DEPRECATED)"
>> 2341 depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6
>> 2342 select SMP
>> 2343 select SYNC_R4K
>> 2344 select SYS_SUPPORTS_SMP
>> 2345 select WEAK_ORDERING
>> 2346 default n
>> 2347 help
>> 2348 Select this if you are using a bootloader which implements the "CMP
>> 2349 framework" protocol (ie. YAMON) and want your kernel to make use of
>> 2350 its ability to start secondary CPUs.
>> 2351
>> 2352 Unless you have a specific need, you should use CONFIG_MIPS_CPS
>> 2353 instead of this.
2281 2354
2282 config MIPS_CPS 2355 config MIPS_CPS
2283 bool "MIPS Coherent Processing System 2356 bool "MIPS Coherent Processing System support"
2284 depends on SYS_SUPPORTS_MIPS_CPS 2357 depends on SYS_SUPPORTS_MIPS_CPS
2285 select MIPS_CM 2358 select MIPS_CM
2286 select MIPS_CPS_PM if HOTPLUG_CPU 2359 select MIPS_CPS_PM if HOTPLUG_CPU
2287 select SMP 2360 select SMP
2288 select HOTPLUG_CORE_SYNC_DEAD if HOTP <<
2289 select SYNC_R4K if (CEVT_R4K || CSRC_ 2361 select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
2290 select SYS_SUPPORTS_HOTPLUG_CPU 2362 select SYS_SUPPORTS_HOTPLUG_CPU
2291 select SYS_SUPPORTS_SCHED_SMT if CPU_ 2363 select SYS_SUPPORTS_SCHED_SMT if CPU_MIPSR6
2292 select SYS_SUPPORTS_SMP 2364 select SYS_SUPPORTS_SMP
2293 select WEAK_ORDERING 2365 select WEAK_ORDERING
2294 select GENERIC_IRQ_MIGRATION if HOTPL <<
2295 help 2366 help
2296 Select this if you wish to run an S 2367 Select this if you wish to run an SMP kernel across multiple cores
2297 within a MIPS Coherent Processing S 2368 within a MIPS Coherent Processing System. When this option is
2298 enabled the kernel will probe for o 2369 enabled the kernel will probe for other cores and boot them with
2299 no external assistance. It is safe 2370 no external assistance. It is safe to enable this when hardware
2300 support is unavailable. 2371 support is unavailable.
2301 2372
2302 config MIPS_CPS_PM 2373 config MIPS_CPS_PM
2303 depends on MIPS_CPS 2374 depends on MIPS_CPS
2304 bool 2375 bool
2305 2376
2306 config MIPS_CM 2377 config MIPS_CM
2307 bool 2378 bool
2308 select MIPS_CPC 2379 select MIPS_CPC
2309 2380
2310 config MIPS_CPC 2381 config MIPS_CPC
2311 bool 2382 bool
2312 2383
2313 config SB1_PASS_2_WORKAROUNDS 2384 config SB1_PASS_2_WORKAROUNDS
2314 bool 2385 bool
2315 depends on CPU_SB1 && (CPU_SB1_PASS_2 2386 depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
2316 default y 2387 default y
2317 2388
2318 config SB1_PASS_2_1_WORKAROUNDS 2389 config SB1_PASS_2_1_WORKAROUNDS
2319 bool 2390 bool
2320 depends on CPU_SB1 && CPU_SB1_PASS_2 2391 depends on CPU_SB1 && CPU_SB1_PASS_2
2321 default y 2392 default y
2322 2393
>> 2394
>> 2395 config ARCH_PHYS_ADDR_T_64BIT
>> 2396 bool
>> 2397
2323 choice 2398 choice
2324 prompt "SmartMIPS or microMIPS ASE su 2399 prompt "SmartMIPS or microMIPS ASE support"
2325 2400
2326 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS 2401 config CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
2327 bool "None" 2402 bool "None"
2328 help 2403 help
2329 Select this if you want neither mic 2404 Select this if you want neither microMIPS nor SmartMIPS support
2330 2405
2331 config CPU_HAS_SMARTMIPS 2406 config CPU_HAS_SMARTMIPS
2332 depends on SYS_SUPPORTS_SMARTMIPS 2407 depends on SYS_SUPPORTS_SMARTMIPS
2333 bool "SmartMIPS" 2408 bool "SmartMIPS"
2334 help 2409 help
2335 SmartMIPS is a extension of the MIP 2410 SmartMIPS is a extension of the MIPS32 architecture aimed at
2336 increased security at both hardware 2411 increased security at both hardware and software level for
2337 smartcards. Enabling this option w 2412 smartcards. Enabling this option will allow proper use of the
2338 SmartMIPS instructions by Linux app 2413 SmartMIPS instructions by Linux applications. However a kernel with
2339 this option will not work on a MIPS 2414 this option will not work on a MIPS core without SmartMIPS core. If
2340 you don't know you probably don't h 2415 you don't know you probably don't have SmartMIPS and should say N
2341 here. 2416 here.
2342 2417
2343 config CPU_MICROMIPS 2418 config CPU_MICROMIPS
2344 depends on 32BIT && SYS_SUPPORTS_MICR 2419 depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6
2345 bool "microMIPS" 2420 bool "microMIPS"
2346 help 2421 help
2347 When this option is enabled the ker 2422 When this option is enabled the kernel will be built using the
2348 microMIPS ISA 2423 microMIPS ISA
2349 2424
2350 endchoice 2425 endchoice
2351 2426
2352 config CPU_HAS_MSA 2427 config CPU_HAS_MSA
2353 bool "Support for the MIPS SIMD Archi 2428 bool "Support for the MIPS SIMD Architecture"
2354 depends on CPU_SUPPORTS_MSA 2429 depends on CPU_SUPPORTS_MSA
2355 depends on MIPS_FP_SUPPORT <<
2356 depends on 64BIT || MIPS_O32_FP64_SUP 2430 depends on 64BIT || MIPS_O32_FP64_SUPPORT
2357 help 2431 help
2358 MIPS SIMD Architecture (MSA) introd 2432 MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2359 and a set of SIMD instructions to o 2433 and a set of SIMD instructions to operate on them. When this option
2360 is enabled the kernel will support 2434 is enabled the kernel will support allocating & switching MSA
2361 vector register contexts. If you kn 2435 vector register contexts. If you know that your kernel will only be
2362 running on CPUs which do not suppor 2436 running on CPUs which do not support MSA or that your userland will
2363 not be making use of it then you ma 2437 not be making use of it then you may wish to say N here to reduce
2364 the size & complexity of your kerne 2438 the size & complexity of your kernel.
2365 2439
2366 If unsure, say Y. 2440 If unsure, say Y.
2367 2441
2368 config CPU_HAS_WB 2442 config CPU_HAS_WB
2369 bool 2443 bool
2370 2444
2371 config XKS01 2445 config XKS01
2372 bool 2446 bool
2373 2447
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 2448 config CPU_HAS_RIXI
2382 bool 2449 bool
2383 2450
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 # 2451 #
2393 # Vectored interrupt mode is an R2 feature 2452 # Vectored interrupt mode is an R2 feature
2394 # 2453 #
2395 config CPU_MIPSR2_IRQ_VI 2454 config CPU_MIPSR2_IRQ_VI
2396 bool 2455 bool
2397 2456
2398 # 2457 #
2399 # Extended interrupt mode is an R2 feature 2458 # Extended interrupt mode is an R2 feature
2400 # 2459 #
2401 config CPU_MIPSR2_IRQ_EI 2460 config CPU_MIPSR2_IRQ_EI
2402 bool 2461 bool
2403 2462
2404 config CPU_HAS_SYNC 2463 config CPU_HAS_SYNC
2405 bool 2464 bool
2406 depends on !CPU_R3000 2465 depends on !CPU_R3000
2407 default y 2466 default y
2408 2467
2409 # 2468 #
2410 # CPU non-features 2469 # CPU non-features
2411 # 2470 #
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 2471 config CPU_DADDI_WORKAROUNDS
2427 bool 2472 bool
2428 2473
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 2474 config CPU_R4000_WORKAROUNDS
2448 bool 2475 bool
2449 select CPU_R4400_WORKAROUNDS 2476 select CPU_R4400_WORKAROUNDS
2450 2477
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 2478 config CPU_R4400_WORKAROUNDS
2458 bool 2479 bool
2459 2480
2460 config CPU_R4X00_BUGS64 <<
2461 bool <<
2462 default y if SYS_HAS_CPU_R4X00 && 64B <<
2463 <<
2464 config MIPS_ASID_SHIFT 2481 config MIPS_ASID_SHIFT
2465 int 2482 int
2466 default 6 if CPU_R3000 !! 2483 default 6 if CPU_R3000 || CPU_TX39XX
>> 2484 default 4 if CPU_R8000
2467 default 0 2485 default 0
2468 2486
2469 config MIPS_ASID_BITS 2487 config MIPS_ASID_BITS
2470 int 2488 int
2471 default 0 if MIPS_ASID_BITS_VARIABLE 2489 default 0 if MIPS_ASID_BITS_VARIABLE
2472 default 6 if CPU_R3000 !! 2490 default 6 if CPU_R3000 || CPU_TX39XX
2473 default 8 2491 default 8
2474 2492
2475 config MIPS_ASID_BITS_VARIABLE 2493 config MIPS_ASID_BITS_VARIABLE
2476 bool 2494 bool
2477 2495
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 # 2496 #
2552 # - Highmem only makes sense for the 32-bit k 2497 # - Highmem only makes sense for the 32-bit kernel.
2553 # - The current highmem code will only work p 2498 # - The current highmem code will only work properly on physically indexed
2554 # caches such as R3000, SB1, R7000 or those 2499 # caches such as R3000, SB1, R7000 or those that look like they're virtually
2555 # indexed such as R4000/R4400 SC and MC ver 2500 # indexed such as R4000/R4400 SC and MC versions or R10000. So for the
2556 # moment we protect the user and offer the 2501 # moment we protect the user and offer the highmem option only on machines
2557 # where it's known to be safe. This will n 2502 # 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 2503 # such as MIPS32 and MIPS64 CPUs which may have virtual and physically
2559 # indexed CPUs but we're playing safe. 2504 # indexed CPUs but we're playing safe.
2560 # - We use SYS_SUPPORTS_HIGHMEM to offer high 2505 # - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2561 # know they might have memory configuration 2506 # know they might have memory configurations that could make use of highmem
2562 # support. 2507 # support.
2563 # 2508 #
2564 config HIGHMEM 2509 config HIGHMEM
2565 bool "High Memory Support" 2510 bool "High Memory Support"
2566 depends on 32BIT && CPU_SUPPORTS_HIGH 2511 depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2567 select KMAP_LOCAL <<
2568 2512
2569 config CPU_SUPPORTS_HIGHMEM 2513 config CPU_SUPPORTS_HIGHMEM
2570 bool 2514 bool
2571 2515
2572 config SYS_SUPPORTS_HIGHMEM 2516 config SYS_SUPPORTS_HIGHMEM
2573 bool 2517 bool
2574 2518
2575 config SYS_SUPPORTS_SMARTMIPS 2519 config SYS_SUPPORTS_SMARTMIPS
2576 bool 2520 bool
2577 2521
2578 config SYS_SUPPORTS_MICROMIPS 2522 config SYS_SUPPORTS_MICROMIPS
2579 bool 2523 bool
2580 2524
2581 config SYS_SUPPORTS_MIPS16 2525 config SYS_SUPPORTS_MIPS16
2582 bool 2526 bool
2583 help 2527 help
2584 This option must be set if a kernel 2528 This option must be set if a kernel might be executed on a MIPS16-
2585 enabled CPU even if MIPS16 is not a 2529 enabled CPU even if MIPS16 is not actually being used. In other
2586 words, it makes the kernel MIPS16-t 2530 words, it makes the kernel MIPS16-tolerant.
2587 2531
2588 config CPU_SUPPORTS_MSA 2532 config CPU_SUPPORTS_MSA
2589 bool 2533 bool
2590 2534
2591 config ARCH_FLATMEM_ENABLE 2535 config ARCH_FLATMEM_ENABLE
2592 def_bool y 2536 def_bool y
2593 depends on !NUMA && !CPU_LOONGSON2EF !! 2537 depends on !NUMA && !CPU_LOONGSON2
>> 2538
>> 2539 config ARCH_DISCONTIGMEM_ENABLE
>> 2540 bool
>> 2541 default y if SGI_IP27
>> 2542 help
>> 2543 Say Y to support efficient handling of discontiguous physical memory,
>> 2544 for architectures which are either NUMA (Non-Uniform Memory Access)
>> 2545 or have huge holes in the physical address space for other reasons.
>> 2546 See <file:Documentation/vm/numa> for more.
2594 2547
2595 config ARCH_SPARSEMEM_ENABLE 2548 config ARCH_SPARSEMEM_ENABLE
2596 bool 2549 bool
>> 2550 select SPARSEMEM_STATIC
2597 2551
2598 config NUMA 2552 config NUMA
2599 bool "NUMA Support" 2553 bool "NUMA Support"
2600 depends on SYS_SUPPORTS_NUMA 2554 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 2555 help
2605 Say Y to compile the kernel to supp 2556 Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2606 Access). This option improves perf 2557 Access). This option improves performance on systems with more
2607 than two nodes; on two node systems 2558 than two nodes; on two node systems it is generally better to
2608 leave it disabled; on single node s !! 2559 leave it disabled; on single node systems disable this option
2609 disabled. 2560 disabled.
2610 2561
2611 config SYS_SUPPORTS_NUMA 2562 config SYS_SUPPORTS_NUMA
2612 bool 2563 bool
2613 2564
2614 config RELOCATABLE 2565 config RELOCATABLE
2615 bool "Relocatable kernel" 2566 bool "Relocatable kernel"
2616 depends on SYS_SUPPORTS_RELOCATABLE !! 2567 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 2568 help
2623 This builds a kernel image that ret 2569 This builds a kernel image that retains relocation information
2624 so it can be loaded someplace besid 2570 so it can be loaded someplace besides the default 1MB.
2625 The relocations make the kernel bin 2571 The relocations make the kernel binary about 15% larger,
2626 but are discarded at runtime 2572 but are discarded at runtime
2627 2573
2628 config RELOCATION_TABLE_SIZE 2574 config RELOCATION_TABLE_SIZE
2629 hex "Relocation table size" 2575 hex "Relocation table size"
2630 depends on RELOCATABLE 2576 depends on RELOCATABLE
2631 range 0x0 0x01000000 2577 range 0x0 0x01000000
2632 default "0x00200000" if CPU_LOONGSON6 <<
2633 default "0x00100000" 2578 default "0x00100000"
2634 help !! 2579 ---help---
2635 A table of relocation data will be 2580 A table of relocation data will be appended to the kernel binary
2636 and parsed at boot to fix up the re 2581 and parsed at boot to fix up the relocated kernel.
2637 2582
2638 This option allows the amount of sp 2583 This option allows the amount of space reserved for the table to be
2639 adjusted, although the default of 1 2584 adjusted, although the default of 1Mb should be ok in most cases.
2640 2585
2641 The build will fail and a valid siz 2586 The build will fail and a valid size suggested if this is too small.
2642 2587
2643 If unsure, leave at the default val 2588 If unsure, leave at the default value.
2644 2589
2645 config RANDOMIZE_BASE 2590 config RANDOMIZE_BASE
2646 bool "Randomize the address of the ke 2591 bool "Randomize the address of the kernel image"
2647 depends on RELOCATABLE 2592 depends on RELOCATABLE
2648 help !! 2593 ---help---
2649 Randomizes the physical and virtual !! 2594 Randomizes the physical and virtual address at which the
2650 kernel image is loaded, as a securi !! 2595 kernel image is loaded, as a security feature that
2651 deters exploit attempts relying on !! 2596 deters exploit attempts relying on knowledge of the location
2652 of kernel internals. !! 2597 of kernel internals.
2653 2598
2654 Entropy is generated using any copr !! 2599 Entropy is generated using any coprocessor 0 registers available.
2655 2600
2656 The kernel will be offset by up to !! 2601 The kernel will be offset by up to RANDOMIZE_BASE_MAX_OFFSET.
2657 2602
2658 If unsure, say N. !! 2603 If unsure, say N.
2659 2604
2660 config RANDOMIZE_BASE_MAX_OFFSET 2605 config RANDOMIZE_BASE_MAX_OFFSET
2661 hex "Maximum kASLR offset" if EXPERT 2606 hex "Maximum kASLR offset" if EXPERT
2662 depends on RANDOMIZE_BASE 2607 depends on RANDOMIZE_BASE
2663 range 0x0 0x40000000 if EVA || 64BIT 2608 range 0x0 0x40000000 if EVA || 64BIT
2664 range 0x0 0x08000000 2609 range 0x0 0x08000000
2665 default "0x01000000" 2610 default "0x01000000"
2666 help !! 2611 ---help---
2667 When kASLR is active, this provides 2612 When kASLR is active, this provides the maximum offset that will
2668 be applied to the kernel image. It 2613 be applied to the kernel image. It should be set according to the
2669 amount of physical RAM available in 2614 amount of physical RAM available in the target system minus
2670 PHYSICAL_START and must be a power 2615 PHYSICAL_START and must be a power of 2.
2671 2616
2672 This is limited by the size of KSEG 2617 This is limited by the size of KSEG0, 256Mb on 32-bit or 1Gb with
2673 EVA or 64-bit. The default is 16Mb. 2618 EVA or 64-bit. The default is 16Mb.
2674 2619
2675 config NODES_SHIFT 2620 config NODES_SHIFT
2676 int 2621 int
2677 default "6" 2622 default "6"
2678 depends on NUMA !! 2623 depends on NEED_MULTIPLE_NODES
2679 2624
2680 config HW_PERF_EVENTS 2625 config HW_PERF_EVENTS
2681 bool "Enable hardware performance cou 2626 bool "Enable hardware performance counter support for perf events"
2682 depends on PERF_EVENTS && (CPU_MIPS32 !! 2627 depends on PERF_EVENTS && !OPROFILE && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
2683 default y 2628 default y
2684 help 2629 help
2685 Enable hardware performance counter 2630 Enable hardware performance counter support for perf events. If
2686 disabled, perf events will use soft 2631 disabled, perf events will use software events only.
2687 2632
2688 config DMI !! 2633 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 2634
2699 config SMP 2635 config SMP
2700 bool "Multi-Processing support" 2636 bool "Multi-Processing support"
2701 depends on SYS_SUPPORTS_SMP 2637 depends on SYS_SUPPORTS_SMP
2702 help 2638 help
2703 This enables support for systems wi 2639 This enables support for systems with more than one CPU. If you have
2704 a system with only one CPU, say N. 2640 a system with only one CPU, say N. If you have a system with more
2705 than one CPU, say Y. 2641 than one CPU, say Y.
2706 2642
2707 If you say N here, the kernel will 2643 If you say N here, the kernel will run on uni- and multiprocessor
2708 machines, but will use only one CPU 2644 machines, but will use only one CPU of a multiprocessor machine. If
2709 you say Y here, the kernel will run 2645 you say Y here, the kernel will run on many, but not all,
2710 uniprocessor machines. On a uniproc 2646 uniprocessor machines. On a uniprocessor machine, the kernel
2711 will run faster if you say N here. 2647 will run faster if you say N here.
2712 2648
2713 People using multiprocessor machine 2649 People using multiprocessor machines who say Y here should also say
2714 Y to "Enhanced Real Time Clock Supp 2650 Y to "Enhanced Real Time Clock Support", below.
2715 2651
2716 See also the SMP-HOWTO available at 2652 See also the SMP-HOWTO available at
2717 <https://www.tldp.org/docs.html#how !! 2653 <http://www.tldp.org/docs.html#howto>.
2718 2654
2719 If you don't know what to do here, 2655 If you don't know what to do here, say N.
2720 2656
2721 config HOTPLUG_CPU 2657 config HOTPLUG_CPU
2722 bool "Support for hot-pluggable CPUs" 2658 bool "Support for hot-pluggable CPUs"
2723 depends on SMP && SYS_SUPPORTS_HOTPLU 2659 depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
2724 help 2660 help
2725 Say Y here to allow turning CPUs of 2661 Say Y here to allow turning CPUs off and on. CPUs can be
2726 controlled through /sys/devices/sys 2662 controlled through /sys/devices/system/cpu.
2727 (Note: power management support wil 2663 (Note: power management support will enable this option
2728 automatically on SMP systems. ) 2664 automatically on SMP systems. )
2729 Say N if you want to disable CPU ho 2665 Say N if you want to disable CPU hotplug.
2730 2666
2731 config SMP_UP 2667 config SMP_UP
2732 bool 2668 bool
2733 2669
>> 2670 config SYS_SUPPORTS_MIPS_CMP
>> 2671 bool
>> 2672
2734 config SYS_SUPPORTS_MIPS_CPS 2673 config SYS_SUPPORTS_MIPS_CPS
2735 bool 2674 bool
2736 2675
2737 config SYS_SUPPORTS_SMP 2676 config SYS_SUPPORTS_SMP
2738 bool 2677 bool
2739 2678
2740 config NR_CPUS_DEFAULT_4 2679 config NR_CPUS_DEFAULT_4
2741 bool 2680 bool
2742 2681
2743 config NR_CPUS_DEFAULT_8 2682 config NR_CPUS_DEFAULT_8
2744 bool 2683 bool
2745 2684
2746 config NR_CPUS_DEFAULT_16 2685 config NR_CPUS_DEFAULT_16
2747 bool 2686 bool
2748 2687
2749 config NR_CPUS_DEFAULT_32 2688 config NR_CPUS_DEFAULT_32
2750 bool 2689 bool
2751 2690
2752 config NR_CPUS_DEFAULT_64 2691 config NR_CPUS_DEFAULT_64
2753 bool 2692 bool
2754 2693
2755 config NR_CPUS 2694 config NR_CPUS
2756 int "Maximum number of CPUs (2-256)" 2695 int "Maximum number of CPUs (2-256)"
2757 range 2 256 2696 range 2 256
2758 depends on SMP 2697 depends on SMP
2759 default "4" if NR_CPUS_DEFAULT_4 2698 default "4" if NR_CPUS_DEFAULT_4
2760 default "8" if NR_CPUS_DEFAULT_8 2699 default "8" if NR_CPUS_DEFAULT_8
2761 default "16" if NR_CPUS_DEFAULT_16 2700 default "16" if NR_CPUS_DEFAULT_16
2762 default "32" if NR_CPUS_DEFAULT_32 2701 default "32" if NR_CPUS_DEFAULT_32
2763 default "64" if NR_CPUS_DEFAULT_64 2702 default "64" if NR_CPUS_DEFAULT_64
2764 help 2703 help
2765 This allows you to specify the maxi 2704 This allows you to specify the maximum number of CPUs which this
2766 kernel will support. The maximum s 2705 kernel will support. The maximum supported value is 32 for 32-bit
2767 kernel and 64 for 64-bit kernels; t 2706 kernel and 64 for 64-bit kernels; the minimum value which makes
2768 sense is 1 for Qemu (useful only fo 2707 sense is 1 for Qemu (useful only for kernel debugging purposes)
2769 and 2 for all others. 2708 and 2 for all others.
2770 2709
2771 This is purely to save memory - eac 2710 This is purely to save memory - each supported CPU adds
2772 approximately eight kilobytes to th 2711 approximately eight kilobytes to the kernel image. For best
2773 performance should round up your nu 2712 performance should round up your number of processors to the next
2774 power of two. 2713 power of two.
2775 2714
2776 config MIPS_PERF_SHARED_TC_COUNTERS 2715 config MIPS_PERF_SHARED_TC_COUNTERS
2777 bool 2716 bool
2778 2717
2779 config MIPS_NR_CPU_NR_MAP_1024 2718 config MIPS_NR_CPU_NR_MAP_1024
2780 bool 2719 bool
2781 2720
2782 config MIPS_NR_CPU_NR_MAP 2721 config MIPS_NR_CPU_NR_MAP
2783 int 2722 int
2784 depends on SMP 2723 depends on SMP
2785 default 1024 if MIPS_NR_CPU_NR_MAP_10 2724 default 1024 if MIPS_NR_CPU_NR_MAP_1024
2786 default NR_CPUS if !MIPS_NR_CPU_NR_MA 2725 default NR_CPUS if !MIPS_NR_CPU_NR_MAP_1024
2787 2726
2788 # 2727 #
2789 # Timer Interrupt Frequency Configuration 2728 # Timer Interrupt Frequency Configuration
2790 # 2729 #
2791 2730
2792 choice 2731 choice
2793 prompt "Timer frequency" 2732 prompt "Timer frequency"
2794 default HZ_250 2733 default HZ_250
2795 help 2734 help
2796 Allows the configuration of the tim !! 2735 Allows the configuration of the timer frequency.
2797 2736
2798 config HZ_24 2737 config HZ_24
2799 bool "24 HZ" if SYS_SUPPORTS_ 2738 bool "24 HZ" if SYS_SUPPORTS_24HZ || SYS_SUPPORTS_ARBIT_HZ
2800 2739
2801 config HZ_48 2740 config HZ_48
2802 bool "48 HZ" if SYS_SUPPORTS_ 2741 bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
2803 2742
2804 config HZ_100 2743 config HZ_100
2805 bool "100 HZ" if SYS_SUPPORTS 2744 bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
2806 2745
2807 config HZ_128 2746 config HZ_128
2808 bool "128 HZ" if SYS_SUPPORTS 2747 bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
2809 2748
2810 config HZ_250 2749 config HZ_250
2811 bool "250 HZ" if SYS_SUPPORTS 2750 bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
2812 2751
2813 config HZ_256 2752 config HZ_256
2814 bool "256 HZ" if SYS_SUPPORTS 2753 bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
2815 2754
2816 config HZ_1000 2755 config HZ_1000
2817 bool "1000 HZ" if SYS_SUPPORT 2756 bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
2818 2757
2819 config HZ_1024 2758 config HZ_1024
2820 bool "1024 HZ" if SYS_SUPPORT 2759 bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
2821 2760
2822 endchoice 2761 endchoice
2823 2762
2824 config SYS_SUPPORTS_24HZ 2763 config SYS_SUPPORTS_24HZ
2825 bool 2764 bool
2826 2765
2827 config SYS_SUPPORTS_48HZ 2766 config SYS_SUPPORTS_48HZ
2828 bool 2767 bool
2829 2768
2830 config SYS_SUPPORTS_100HZ 2769 config SYS_SUPPORTS_100HZ
2831 bool 2770 bool
2832 2771
2833 config SYS_SUPPORTS_128HZ 2772 config SYS_SUPPORTS_128HZ
2834 bool 2773 bool
2835 2774
2836 config SYS_SUPPORTS_250HZ 2775 config SYS_SUPPORTS_250HZ
2837 bool 2776 bool
2838 2777
2839 config SYS_SUPPORTS_256HZ 2778 config SYS_SUPPORTS_256HZ
2840 bool 2779 bool
2841 2780
2842 config SYS_SUPPORTS_1000HZ 2781 config SYS_SUPPORTS_1000HZ
2843 bool 2782 bool
2844 2783
2845 config SYS_SUPPORTS_1024HZ 2784 config SYS_SUPPORTS_1024HZ
2846 bool 2785 bool
2847 2786
2848 config SYS_SUPPORTS_ARBIT_HZ 2787 config SYS_SUPPORTS_ARBIT_HZ
2849 bool 2788 bool
2850 default y if !SYS_SUPPORTS_24HZ && \ 2789 default y if !SYS_SUPPORTS_24HZ && \
2851 !SYS_SUPPORTS_48HZ && \ 2790 !SYS_SUPPORTS_48HZ && \
2852 !SYS_SUPPORTS_100HZ && \ 2791 !SYS_SUPPORTS_100HZ && \
2853 !SYS_SUPPORTS_128HZ && \ 2792 !SYS_SUPPORTS_128HZ && \
2854 !SYS_SUPPORTS_250HZ && \ 2793 !SYS_SUPPORTS_250HZ && \
2855 !SYS_SUPPORTS_256HZ && \ 2794 !SYS_SUPPORTS_256HZ && \
2856 !SYS_SUPPORTS_1000HZ && 2795 !SYS_SUPPORTS_1000HZ && \
2857 !SYS_SUPPORTS_1024HZ 2796 !SYS_SUPPORTS_1024HZ
2858 2797
2859 config HZ 2798 config HZ
2860 int 2799 int
2861 default 24 if HZ_24 2800 default 24 if HZ_24
2862 default 48 if HZ_48 2801 default 48 if HZ_48
2863 default 100 if HZ_100 2802 default 100 if HZ_100
2864 default 128 if HZ_128 2803 default 128 if HZ_128
2865 default 250 if HZ_250 2804 default 250 if HZ_250
2866 default 256 if HZ_256 2805 default 256 if HZ_256
2867 default 1000 if HZ_1000 2806 default 1000 if HZ_1000
2868 default 1024 if HZ_1024 2807 default 1024 if HZ_1024
2869 2808
2870 config SCHED_HRTICK 2809 config SCHED_HRTICK
2871 def_bool HIGH_RES_TIMERS 2810 def_bool HIGH_RES_TIMERS
2872 2811
2873 config ARCH_SUPPORTS_KEXEC !! 2812 source "kernel/Kconfig.preempt"
2874 def_bool y <<
2875 2813
2876 config ARCH_SUPPORTS_CRASH_DUMP !! 2814 config KEXEC
2877 def_bool y !! 2815 bool "Kexec system call"
>> 2816 select KEXEC_CORE
>> 2817 help
>> 2818 kexec is a system call that implements the ability to shutdown your
>> 2819 current kernel, and to start another kernel. It is like a reboot
>> 2820 but it is independent of the system firmware. And like a reboot
>> 2821 you can start any kernel with it, not just Linux.
>> 2822
>> 2823 The name comes from the similarity to the exec system call.
>> 2824
>> 2825 It is an ongoing process to be certain the hardware in a machine
>> 2826 is properly shutdown, so do not be surprised if this code does not
>> 2827 initially work for you. As of this writing the exact hardware
>> 2828 interface is strongly in flux, so no good recommendation can be
>> 2829 made.
>> 2830
>> 2831 config CRASH_DUMP
>> 2832 bool "Kernel crash dumps"
>> 2833 help
>> 2834 Generate crash dump after being started by kexec.
>> 2835 This should be normally only set in special crash dump kernels
>> 2836 which are loaded in the main kernel with kexec-tools into
>> 2837 a specially reserved region and then later executed after
>> 2838 a crash by kdump/kexec. The crash dump kernel must be compiled
>> 2839 to a memory address not used by the main kernel or firmware using
>> 2840 PHYSICAL_START.
2878 2841
2879 config PHYSICAL_START 2842 config PHYSICAL_START
2880 hex "Physical address where the kerne 2843 hex "Physical address where the kernel is loaded"
2881 default "0xffffffff84000000" !! 2844 default "0xffffffff84000000" if 64BIT
>> 2845 default "0x84000000" if 32BIT
2882 depends on CRASH_DUMP 2846 depends on CRASH_DUMP
2883 help 2847 help
2884 This gives the CKSEG0 or KSEG0 addr 2848 This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
2885 If you plan to use kernel for captu 2849 If you plan to use kernel for capturing the crash dump change
2886 this value to start of the reserved 2850 this value to start of the reserved region (the "X" value as
2887 specified in the "crashkernel=YM@XM 2851 specified in the "crashkernel=YM@XM" command line boot parameter
2888 passed to the panic-ed kernel). 2852 passed to the panic-ed kernel).
2889 2853
>> 2854 config SECCOMP
>> 2855 bool "Enable seccomp to safely compute untrusted bytecode"
>> 2856 depends on PROC_FS
>> 2857 default y
>> 2858 help
>> 2859 This kernel feature is useful for number crunching applications
>> 2860 that may need to compute untrusted bytecode during their
>> 2861 execution. By using pipes or other transports made available to
>> 2862 the process as file descriptors supporting the read/write
>> 2863 syscalls, it's possible to isolate those applications in
>> 2864 their own address space using seccomp. Once seccomp is
>> 2865 enabled via /proc/<pid>/seccomp, it cannot be disabled
>> 2866 and the task is only allowed to execute a few safe syscalls
>> 2867 defined by each seccomp mode.
>> 2868
>> 2869 If unsure, say Y. Only embedded should say N here.
>> 2870
2890 config MIPS_O32_FP64_SUPPORT 2871 config MIPS_O32_FP64_SUPPORT
2891 bool "Support for O32 binaries using !! 2872 bool "Support for O32 binaries using 64-bit FP"
2892 depends on 32BIT || MIPS32_O32 2873 depends on 32BIT || MIPS32_O32
2893 help 2874 help
2894 When this is enabled, the kernel wi 2875 When this is enabled, the kernel will support use of 64-bit floating
2895 point registers with binaries using 2876 point registers with binaries using the O32 ABI along with the
2896 EF_MIPS_FP64 ELF header flag (typic 2877 EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2897 32-bit MIPS systems this support is 2878 32-bit MIPS systems this support is at the cost of increasing the
2898 size and complexity of the compiled 2879 size and complexity of the compiled FPU emulator. Thus if you are
2899 running a MIPS32 system and know th 2880 running a MIPS32 system and know that none of your userland binaries
2900 will require 64-bit floating point, 2881 will require 64-bit floating point, you may wish to reduce the size
2901 of your kernel & potentially improv 2882 of your kernel & potentially improve FP emulation performance by
2902 saying N here. 2883 saying N here.
2903 2884
2904 Although binutils currently support 2885 Although binutils currently supports use of this flag the details
2905 concerning its effect upon the O32 2886 concerning its effect upon the O32 ABI in userland are still being
2906 worked on. In order to avoid userla !! 2887 worked on. In order to avoid userland becoming dependant upon current
2907 behaviour before the details have b 2888 behaviour before the details have been finalised, this option should
2908 be considered experimental and only 2889 be considered experimental and only enabled by those working upon
2909 said details. 2890 said details.
2910 2891
2911 If unsure, say N. 2892 If unsure, say N.
2912 2893
2913 config USE_OF 2894 config USE_OF
2914 bool 2895 bool
2915 select OF 2896 select OF
2916 select OF_EARLY_FLATTREE 2897 select OF_EARLY_FLATTREE
2917 select IRQ_DOMAIN 2898 select IRQ_DOMAIN
2918 2899
2919 config UHI_BOOT <<
2920 bool <<
2921 <<
2922 config BUILTIN_DTB 2900 config BUILTIN_DTB
2923 bool 2901 bool
2924 2902
2925 choice 2903 choice
2926 prompt "Kernel appended dtb support" !! 2904 prompt "Kernel appended dtb support" if USE_OF
2927 depends on USE_OF <<
2928 default MIPS_NO_APPENDED_DTB 2905 default MIPS_NO_APPENDED_DTB
2929 2906
2930 config MIPS_NO_APPENDED_DTB 2907 config MIPS_NO_APPENDED_DTB
2931 bool "None" 2908 bool "None"
2932 help 2909 help
2933 Do not enable appended dtb 2910 Do not enable appended dtb support.
2934 2911
2935 config MIPS_ELF_APPENDED_DTB 2912 config MIPS_ELF_APPENDED_DTB
2936 bool "vmlinux" 2913 bool "vmlinux"
2937 help 2914 help
2938 With this option, the boot 2915 With this option, the boot code will look for a device tree binary
2939 DTB) included in the vmlinu 2916 DTB) included in the vmlinux ELF section .appended_dtb. By default
2940 it is empty and the DTB can 2917 it is empty and the DTB can be appended using binutils command
2941 objcopy: 2918 objcopy:
2942 2919
2943 objcopy --update-section 2920 objcopy --update-section .appended_dtb=<filename>.dtb vmlinux
2944 2921
2945 This is meant as a backward !! 2922 This is meant as a backward compatiblity convenience for those
2946 systems with a bootloader t 2923 systems with a bootloader that can't be upgraded to accommodate
2947 the documented boot protoco 2924 the documented boot protocol using a device tree.
2948 2925
2949 config MIPS_RAW_APPENDED_DTB 2926 config MIPS_RAW_APPENDED_DTB
2950 bool "vmlinux.bin or vmlinuz. 2927 bool "vmlinux.bin or vmlinuz.bin"
2951 help 2928 help
2952 With this option, the boot 2929 With this option, the boot code will look for a device tree binary
2953 DTB) appended to raw vmlinu 2930 DTB) appended to raw vmlinux.bin or vmlinuz.bin.
2954 (e.g. cat vmlinux.bin <file 2931 (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb).
2955 2932
2956 This is meant as a backward 2933 This is meant as a backward compatibility convenience for those
2957 systems with a bootloader t 2934 systems with a bootloader that can't be upgraded to accommodate
2958 the documented boot protoco 2935 the documented boot protocol using a device tree.
2959 2936
2960 Beware that there is very l 2937 Beware that there is very little in terms of protection against
2961 this option being confused 2938 this option being confused by leftover garbage in memory that might
2962 look like a DTB header afte 2939 look like a DTB header after a reboot if no actual DTB is appended
2963 to vmlinux.bin. Do not lea 2940 to vmlinux.bin. Do not leave this option active in a production kernel
2964 if you don't intend to alwa 2941 if you don't intend to always append a DTB.
2965 endchoice 2942 endchoice
2966 2943
2967 choice 2944 choice
2968 prompt "Kernel command line type" !! 2945 prompt "Kernel command line type" if !CMDLINE_OVERRIDE
2969 depends on !CMDLINE_OVERRIDE <<
2970 default MIPS_CMDLINE_FROM_DTB if USE_ 2946 default MIPS_CMDLINE_FROM_DTB if USE_OF && !ATH79 && !MACH_INGENIC && \
2971 !MAC !! 2947 !MIPS_MALTA && \
2972 !CAV 2948 !CAVIUM_OCTEON_SOC
2973 default MIPS_CMDLINE_FROM_BOOTLOADER 2949 default MIPS_CMDLINE_FROM_BOOTLOADER
2974 2950
2975 config MIPS_CMDLINE_FROM_DTB 2951 config MIPS_CMDLINE_FROM_DTB
2976 depends on USE_OF 2952 depends on USE_OF
2977 bool "Dtb kernel arguments if 2953 bool "Dtb kernel arguments if available"
2978 2954
2979 config MIPS_CMDLINE_DTB_EXTEND 2955 config MIPS_CMDLINE_DTB_EXTEND
2980 depends on USE_OF 2956 depends on USE_OF
2981 bool "Extend dtb kernel argum 2957 bool "Extend dtb kernel arguments with bootloader arguments"
2982 2958
2983 config MIPS_CMDLINE_FROM_BOOTLOADER 2959 config MIPS_CMDLINE_FROM_BOOTLOADER
2984 bool "Bootloader kernel argum 2960 bool "Bootloader kernel arguments if available"
2985 2961
2986 config MIPS_CMDLINE_BUILTIN_EXTEND 2962 config MIPS_CMDLINE_BUILTIN_EXTEND
2987 depends on CMDLINE_BOOL 2963 depends on CMDLINE_BOOL
2988 bool "Extend builtin kernel a 2964 bool "Extend builtin kernel arguments with bootloader arguments"
2989 endchoice 2965 endchoice
2990 2966
2991 endmenu 2967 endmenu
2992 2968
2993 config LOCKDEP_SUPPORT 2969 config LOCKDEP_SUPPORT
2994 bool 2970 bool
2995 default y 2971 default y
2996 2972
2997 config STACKTRACE_SUPPORT 2973 config STACKTRACE_SUPPORT
2998 bool 2974 bool
2999 default y 2975 default y
3000 2976
>> 2977 config HAVE_LATENCYTOP_SUPPORT
>> 2978 bool
>> 2979 default y
>> 2980
3001 config PGTABLE_LEVELS 2981 config PGTABLE_LEVELS
3002 int 2982 int
3003 default 4 if PAGE_SIZE_4KB && MIPS_VA 2983 default 4 if PAGE_SIZE_4KB && MIPS_VA_BITS_48
3004 default 3 if 64BIT && (!PAGE_SIZE_64K !! 2984 default 3 if 64BIT && !PAGE_SIZE_64KB
3005 default 2 2985 default 2
3006 2986
3007 config MIPS_AUTO_PFN_OFFSET !! 2987 source "init/Kconfig"
3008 bool !! 2988
>> 2989 source "kernel/Kconfig.freezer"
3009 2990
3010 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC 2991 menu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
3011 2992
>> 2993 config HW_HAS_EISA
>> 2994 bool
>> 2995 config HW_HAS_PCI
>> 2996 bool
>> 2997
>> 2998 config PCI
>> 2999 bool "Support for PCI controller"
>> 3000 depends on HW_HAS_PCI
>> 3001 select PCI_DOMAINS
>> 3002 help
>> 3003 Find out whether you have a PCI motherboard. PCI is the name of a
>> 3004 bus system, i.e. the way the CPU talks to the other stuff inside
>> 3005 your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
>> 3006 say Y, otherwise N.
>> 3007
>> 3008 config HT_PCI
>> 3009 bool "Support for HT-linked PCI"
>> 3010 default y
>> 3011 depends on CPU_LOONGSON3
>> 3012 select PCI
>> 3013 select PCI_DOMAINS
>> 3014 help
>> 3015 Loongson family machines use Hyper-Transport bus for inter-core
>> 3016 connection and device connection. The PCI bus is a subordinate
>> 3017 linked at HT. Choose Y for Loongson-3 based machines.
>> 3018
>> 3019 config PCI_DOMAINS
>> 3020 bool
>> 3021
>> 3022 config PCI_DOMAINS_GENERIC
>> 3023 bool
>> 3024
3012 config PCI_DRIVERS_GENERIC 3025 config PCI_DRIVERS_GENERIC
3013 select PCI_DOMAINS_GENERIC if PCI !! 3026 select PCI_DOMAINS_GENERIC if PCI_DOMAINS
3014 bool 3027 bool
3015 3028
3016 config PCI_DRIVERS_LEGACY 3029 config PCI_DRIVERS_LEGACY
3017 def_bool !PCI_DRIVERS_GENERIC 3030 def_bool !PCI_DRIVERS_GENERIC
3018 select NO_GENERIC_PCI_IOPORT_MAP 3031 select NO_GENERIC_PCI_IOPORT_MAP
3019 select PCI_DOMAINS if PCI !! 3032
>> 3033 source "drivers/pci/Kconfig"
3020 3034
3021 # 3035 #
3022 # ISA support is now enabled via select. Too 3036 # 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 3037 # or other ISA chip on the board that users don't know about so don't expect
3024 # users to choose the right thing ... 3038 # users to choose the right thing ...
3025 # 3039 #
3026 config ISA 3040 config ISA
3027 bool 3041 bool
3028 3042
>> 3043 config EISA
>> 3044 bool "EISA support"
>> 3045 depends on HW_HAS_EISA
>> 3046 select ISA
>> 3047 select GENERIC_ISA_DMA
>> 3048 ---help---
>> 3049 The Extended Industry Standard Architecture (EISA) bus was
>> 3050 developed as an open alternative to the IBM MicroChannel bus.
>> 3051
>> 3052 The EISA bus provided some of the features of the IBM MicroChannel
>> 3053 bus while maintaining backward compatibility with cards made for
>> 3054 the older ISA bus. The EISA bus saw limited use between 1988 and
>> 3055 1995 when it was made obsolete by the PCI bus.
>> 3056
>> 3057 Say Y here if you are building a kernel for an EISA-based machine.
>> 3058
>> 3059 Otherwise, say N.
>> 3060
>> 3061 source "drivers/eisa/Kconfig"
>> 3062
3029 config TC 3063 config TC
3030 bool "TURBOchannel support" 3064 bool "TURBOchannel support"
3031 depends on MACH_DECSTATION 3065 depends on MACH_DECSTATION
3032 help 3066 help
3033 TURBOchannel is a DEC (now Compaq ( 3067 TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
3034 processors. TURBOchannel programmi 3068 processors. TURBOchannel programming specifications are available
3035 at: 3069 at:
3036 <ftp://ftp.hp.com/pub/alphaserver/a 3070 <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
3037 and: 3071 and:
3038 <http://www.computer-refuge.org/cla 3072 <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
3039 Linux driver support status is docu 3073 Linux driver support status is documented at:
3040 <http://www.linux-mips.org/wiki/DEC 3074 <http://www.linux-mips.org/wiki/DECstation>
3041 3075
3042 config MMU 3076 config MMU
3043 bool 3077 bool
3044 default y 3078 default y
3045 3079
3046 config ARCH_MMAP_RND_BITS_MIN 3080 config ARCH_MMAP_RND_BITS_MIN
3047 default 12 if 64BIT 3081 default 12 if 64BIT
3048 default 8 3082 default 8
3049 3083
3050 config ARCH_MMAP_RND_BITS_MAX 3084 config ARCH_MMAP_RND_BITS_MAX
3051 default 18 if 64BIT 3085 default 18 if 64BIT
3052 default 15 3086 default 15
3053 3087
3054 config ARCH_MMAP_RND_COMPAT_BITS_MIN 3088 config ARCH_MMAP_RND_COMPAT_BITS_MIN
3055 default 8 !! 3089 default 8
3056 3090
3057 config ARCH_MMAP_RND_COMPAT_BITS_MAX 3091 config ARCH_MMAP_RND_COMPAT_BITS_MAX
3058 default 15 !! 3092 default 15
3059 3093
3060 config I8253 3094 config I8253
3061 bool 3095 bool
3062 select CLKSRC_I8253 3096 select CLKSRC_I8253
3063 select CLKEVT_I8253 3097 select CLKEVT_I8253
3064 select MIPS_EXTERNAL_TIMER 3098 select MIPS_EXTERNAL_TIMER
>> 3099
>> 3100 config ZONE_DMA
>> 3101 bool
>> 3102
>> 3103 config ZONE_DMA32
>> 3104 bool
>> 3105
>> 3106 source "drivers/pcmcia/Kconfig"
>> 3107
>> 3108 config RAPIDIO
>> 3109 tristate "RapidIO support"
>> 3110 depends on PCI
>> 3111 default n
>> 3112 help
>> 3113 If you say Y here, the kernel will include drivers and
>> 3114 infrastructure code to support RapidIO interconnect devices.
>> 3115
>> 3116 source "drivers/rapidio/Kconfig"
>> 3117
3065 endmenu 3118 endmenu
3066 3119
>> 3120 menu "Executable file formats"
>> 3121
>> 3122 source "fs/Kconfig.binfmt"
>> 3123
3067 config TRAD_SIGNALS 3124 config TRAD_SIGNALS
3068 bool 3125 bool
3069 3126
3070 config MIPS32_COMPAT 3127 config MIPS32_COMPAT
3071 bool 3128 bool
3072 3129
3073 config COMPAT 3130 config COMPAT
3074 bool 3131 bool
3075 3132
>> 3133 config SYSVIPC_COMPAT
>> 3134 bool
>> 3135
3076 config MIPS32_O32 3136 config MIPS32_O32
3077 bool "Kernel support for o32 binaries 3137 bool "Kernel support for o32 binaries"
3078 depends on 64BIT 3138 depends on 64BIT
3079 select ARCH_WANT_OLD_COMPAT_IPC 3139 select ARCH_WANT_OLD_COMPAT_IPC
3080 select COMPAT 3140 select COMPAT
3081 select MIPS32_COMPAT 3141 select MIPS32_COMPAT
>> 3142 select SYSVIPC_COMPAT if SYSVIPC
3082 help 3143 help
3083 Select this option if you want to r 3144 Select this option if you want to run o32 binaries. These are pure
3084 32-bit binaries as used by the 32-b 3145 32-bit binaries as used by the 32-bit Linux/MIPS port. Most of
3085 existing binaries are in this forma 3146 existing binaries are in this format.
3086 3147
3087 If unsure, say Y. 3148 If unsure, say Y.
3088 3149
3089 config MIPS32_N32 3150 config MIPS32_N32
3090 bool "Kernel support for n32 binaries 3151 bool "Kernel support for n32 binaries"
3091 depends on 64BIT 3152 depends on 64BIT
3092 select ARCH_WANT_COMPAT_IPC_PARSE_VER <<
3093 select COMPAT 3153 select COMPAT
3094 select MIPS32_COMPAT 3154 select MIPS32_COMPAT
>> 3155 select SYSVIPC_COMPAT if SYSVIPC
3095 help 3156 help
3096 Select this option if you want to r 3157 Select this option if you want to run n32 binaries. These are
3097 64-bit binaries using 32-bit quanti 3158 64-bit binaries using 32-bit quantities for addressing and certain
3098 data that would normally be 64-bit. 3159 data that would normally be 64-bit. They are used in special
3099 cases. 3160 cases.
3100 3161
3101 If unsure, say N. 3162 If unsure, say N.
3102 3163
3103 config CC_HAS_MNO_BRANCH_LIKELY !! 3164 config BINFMT_ELF32
3104 def_bool y !! 3165 bool
3105 depends on $(cc-option,-mno-branch-li !! 3166 default y if MIPS32_O32 || MIPS32_N32
>> 3167 select ELFCORE
3106 3168
3107 # https://github.com/llvm/llvm-project/issues !! 3169 endmenu
3108 config CC_HAS_BROKEN_INLINE_COMPAT_BRANCH <<
3109 def_bool y if CC_IS_CLANG <<
3110 3170
3111 menu "Power management options" 3171 menu "Power management options"
3112 3172
3113 config ARCH_HIBERNATION_POSSIBLE 3173 config ARCH_HIBERNATION_POSSIBLE
3114 def_bool y 3174 def_bool y
3115 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3175 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
3116 3176
3117 config ARCH_SUSPEND_POSSIBLE 3177 config ARCH_SUSPEND_POSSIBLE
3118 def_bool y 3178 def_bool y
3119 depends on SYS_SUPPORTS_HOTPLUG_CPU | 3179 depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
3120 3180
3121 source "kernel/power/Kconfig" 3181 source "kernel/power/Kconfig"
3122 3182
3123 endmenu 3183 endmenu
3124 3184
3125 config MIPS_EXTERNAL_TIMER 3185 config MIPS_EXTERNAL_TIMER
3126 bool 3186 bool
3127 3187
3128 menu "CPU Power Management" 3188 menu "CPU Power Management"
3129 3189
3130 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIME 3190 if CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
3131 source "drivers/cpufreq/Kconfig" 3191 source "drivers/cpufreq/Kconfig"
3132 endif # CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL !! 3192 endif
3133 3193
3134 source "drivers/cpuidle/Kconfig" 3194 source "drivers/cpuidle/Kconfig"
3135 3195
3136 endmenu 3196 endmenu
3137 3197
3138 source "arch/mips/kvm/Kconfig" !! 3198 source "net/Kconfig"
>> 3199
>> 3200 source "drivers/Kconfig"
>> 3201
>> 3202 source "drivers/firmware/Kconfig"
>> 3203
>> 3204 source "fs/Kconfig"
3139 3205
3140 source "arch/mips/vdso/Kconfig" !! 3206 source "arch/mips/Kconfig.debug"
>> 3207
>> 3208 source "security/Kconfig"
>> 3209
>> 3210 source "crypto/Kconfig"
>> 3211
>> 3212 source "lib/Kconfig"
>> 3213
>> 3214 source "arch/mips/kvm/Kconfig"
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