xref: /linux/arch/mips/Kconfig (revision f6e734a8c162297953d7bfc0f3f6bf4f8c33d72f)
11da177e4SLinus Torvaldsconfig MIPS
21da177e4SLinus Torvalds	bool
31da177e4SLinus Torvalds	default y
4a862a426SMark Salter	select ARCH_MIGHT_HAVE_PC_PARPORT
5393c1262SMark Salter	select ARCH_MIGHT_HAVE_PC_SERIO
6c3fc5cd5SRalf Baechle	select HAVE_CONTEXT_TRACKING
7f8ac0425SYoichi Yuasa	select HAVE_GENERIC_DMA_COHERENT
8ec7748b5SSam Ravnborg	select HAVE_IDE
942d4b839SMathieu Desnoyers	select HAVE_OPROFILE
107f788d2dSDeng-Cheng Zhu	select HAVE_PERF_EVENTS
117f788d2dSDeng-Cheng Zhu	select PERF_USE_VMALLOC
1288547001SJason Wessel	select HAVE_ARCH_KGDB
13490b004fSMarkos Chandras	select HAVE_ARCH_SECCOMP_FILTER
14c0ff3c53SRalf Baechle	select HAVE_ARCH_TRACEHOOK
153f5fdb4bSMarkos Chandras	select HAVE_BPF_JIT if !CPU_MICROMIPS
167563bbf8SMark Brown	select ARCH_HAVE_CUSTOM_GPIO_H
17d2bb0762SWu Zhangjin	select HAVE_FUNCTION_TRACER
18538f1952SWu Zhangjin	select HAVE_DYNAMIC_FTRACE
19538f1952SWu Zhangjin	select HAVE_FTRACE_MCOUNT_RECORD
2064575f91SWu Zhangjin	select HAVE_C_RECORDMCOUNT
2129c5d346SWu Zhangjin	select HAVE_FUNCTION_GRAPH_TRACER
22c1bf207dSDavid Daney	select HAVE_KPROBES
23c1bf207dSDavid Daney	select HAVE_KRETPROBES
24fb59e394SRalf Baechle	select HAVE_SYSCALL_TRACEPOINTS
25b69ec42bSCatalin Marinas	select HAVE_DEBUG_KMEMLEAK
261d7bf993SRalf Baechle	select HAVE_SYSCALL_TRACEPOINTS
272b68f6caSKees Cook	select ARCH_HAS_ELF_RANDOMIZE
28383c97b4SBen Hutchings	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
2930ad29bbSHuacai Chen	select RTC_LIB if !MACH_LOONGSON64
302b78920dSDeng-Cheng Zhu	select GENERIC_ATOMIC64 if !64BIT
317463449bSCatalin Marinas	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
3248e1fd5aSDavid Daney	select HAVE_DMA_ATTRS
33f4649382SZubair Lutfullah Kakakhel	select HAVE_DMA_CONTIGUOUS
3448e1fd5aSDavid Daney	select HAVE_DMA_API_DEBUG
353bd27e32SDavid Daney	select GENERIC_IRQ_PROBE
36f8396c17SThomas Gleixner	select GENERIC_IRQ_SHOW
3778857614SMarkos Chandras	select GENERIC_PCI_IOMAP
3894bb0c1aSDavid Daney	select HAVE_ARCH_JUMP_LABEL
39c1d7e01dSWill Deacon	select ARCH_WANT_IPC_PARSE_VERSION
400f462e3cSThomas Gleixner	select IRQ_FORCED_THREADING
419d15ffc8STejun Heo	select HAVE_MEMBLOCK
429d15ffc8STejun Heo	select HAVE_MEMBLOCK_NODE_MAP
439d15ffc8STejun Heo	select ARCH_DISCARD_MEMBLOCK
44360014a3SThomas Gleixner	select GENERIC_SMP_IDLE_THREAD
454b054495SDavid Daney	select BUILDTIME_EXTABLE_SORT
46cde1794bSAnna-Maria Gleixner	select GENERIC_CLOCKEVENTS
47929de4ccSDeng-Cheng Zhu	select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
48cde1794bSAnna-Maria Gleixner	select GENERIC_CMOS_UPDATE
49786d35d4SDavid Howells	select HAVE_MOD_ARCH_SPECIFIC
504febd95aSStephen Rothwell	select VIRT_TO_BUS
512f12fb20SJoshua Kinard	select MODULES_USE_ELF_REL if MODULES
522f12fb20SJoshua Kinard	select MODULES_USE_ELF_RELA if MODULES && 64BIT
5350150d2bSAl Viro	select CLONE_BACKWARDS
54d1a1dc0bSDave Hansen	select HAVE_DEBUG_STACKOVERFLOW
5519952a92SKees Cook	select HAVE_CC_STACKPROTECTOR
56b1d4c6caSJames Hogan	select CPU_PM if CPU_IDLE
57cc7964afSPaul Burton	select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
5890cee759SPaul Burton	select ARCH_BINFMT_ELF_STATE
59d79d853dSMarkos Chandras	select SYSCTL_EXCEPTION_TRACE
60bb877e96SDeng-Cheng Zhu	select HAVE_VIRT_CPU_ACCOUNTING_GEN
61ec9ddad3SDeng-Cheng Zhu	select HAVE_IRQ_TIME_ACCOUNTING
621da177e4SLinus Torvalds
631da177e4SLinus Torvaldsmenu "Machine selection"
641da177e4SLinus Torvalds
655e83d430SRalf Baechlechoice
665e83d430SRalf Baechle	prompt "System type"
675e83d430SRalf Baechle	default SGI_IP22
681da177e4SLinus Torvalds
6942a4f17dSManuel Laussconfig MIPS_ALCHEMY
70c3543e25SYoichi Yuasa	bool "Alchemy processor based machines"
7134adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
72f772cdb2SRalf Baechle	select CEVT_R4K
73d7ea335cSSteven J. Hill	select CSRC_R4K
7467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
7588e9a93cSManuel Lauss	select DMA_MAYBE_COHERENT	# Au1000,1500,1100 aren't, rest is
7642a4f17dSManuel Lauss	select SYS_HAS_CPU_MIPS32_R1
7742a4f17dSManuel Lauss	select SYS_SUPPORTS_32BIT_KERNEL
7842a4f17dSManuel Lauss	select SYS_SUPPORTS_APM_EMULATION
79efb12436SAlexandre Courbot	select ARCH_REQUIRE_GPIOLIB
801b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
8147440229SManuel Lauss	select COMMON_CLK
821da177e4SLinus Torvalds
837ca5dc14SFlorian Fainelliconfig AR7
847ca5dc14SFlorian Fainelli	bool "Texas Instruments AR7"
857ca5dc14SFlorian Fainelli	select BOOT_ELF32
867ca5dc14SFlorian Fainelli	select DMA_NONCOHERENT
877ca5dc14SFlorian Fainelli	select CEVT_R4K
887ca5dc14SFlorian Fainelli	select CSRC_R4K
8967e38cf2SRalf Baechle	select IRQ_MIPS_CPU
907ca5dc14SFlorian Fainelli	select NO_EXCEPT_FILL
917ca5dc14SFlorian Fainelli	select SWAP_IO_SPACE
927ca5dc14SFlorian Fainelli	select SYS_HAS_CPU_MIPS32_R1
937ca5dc14SFlorian Fainelli	select SYS_HAS_EARLY_PRINTK
947ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_32BIT_KERNEL
957ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_LITTLE_ENDIAN
96377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
971b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT_UART16550
985f3c9098SFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
997ca5dc14SFlorian Fainelli	select VLYNQ
1008551fb64SYoichi Yuasa	select HAVE_CLK
1017ca5dc14SFlorian Fainelli	help
1027ca5dc14SFlorian Fainelli	  Support for the Texas Instruments AR7 System-on-a-Chip
1037ca5dc14SFlorian Fainelli	  family: TNETD7100, 7200 and 7300.
1047ca5dc14SFlorian Fainelli
10543cc739fSSergey Ryazanovconfig ATH25
10643cc739fSSergey Ryazanov	bool "Atheros AR231x/AR531x SoC support"
10743cc739fSSergey Ryazanov	select CEVT_R4K
10843cc739fSSergey Ryazanov	select CSRC_R4K
10943cc739fSSergey Ryazanov	select DMA_NONCOHERENT
11067e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1111753e74eSSergey Ryazanov	select IRQ_DOMAIN
11243cc739fSSergey Ryazanov	select SYS_HAS_CPU_MIPS32_R1
11343cc739fSSergey Ryazanov	select SYS_SUPPORTS_BIG_ENDIAN
11443cc739fSSergey Ryazanov	select SYS_SUPPORTS_32BIT_KERNEL
1158aaa7278SSergey Ryazanov	select SYS_HAS_EARLY_PRINTK
11643cc739fSSergey Ryazanov	help
11743cc739fSSergey Ryazanov	  Support for Atheros AR231x and Atheros AR531x based boards
11843cc739fSSergey Ryazanov
119d4a67d9dSGabor Juhosconfig ATH79
120d4a67d9dSGabor Juhos	bool "Atheros AR71XX/AR724X/AR913X based boards"
1216eae43c5SGabor Juhos	select ARCH_REQUIRE_GPIOLIB
122d4a67d9dSGabor Juhos	select BOOT_RAW
123d4a67d9dSGabor Juhos	select CEVT_R4K
124d4a67d9dSGabor Juhos	select CSRC_R4K
125d4a67d9dSGabor Juhos	select DMA_NONCOHERENT
12694638067SGabor Juhos	select HAVE_CLK
127411520afSAlban Bedel	select COMMON_CLK
1282c4f1ac5SGabor Juhos	select CLKDEV_LOOKUP
12967e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1300aabf1a4SGabor Juhos	select MIPS_MACHINE
131d4a67d9dSGabor Juhos	select SYS_HAS_CPU_MIPS32_R2
132d4a67d9dSGabor Juhos	select SYS_HAS_EARLY_PRINTK
133d4a67d9dSGabor Juhos	select SYS_SUPPORTS_32BIT_KERNEL
134d4a67d9dSGabor Juhos	select SYS_SUPPORTS_BIG_ENDIAN
135377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
136da628e8bSAlban Bedel	select SYS_SUPPORTS_ZBOOT
13703c8c407SAlban Bedel	select USE_OF
138d4a67d9dSGabor Juhos	help
139d4a67d9dSGabor Juhos	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.
140d4a67d9dSGabor Juhos
1415f2d4459SKevin Cernekeeconfig BMIPS_GENERIC
1425f2d4459SKevin Cernekee	bool "Broadcom Generic BMIPS kernel"
143d666cd02SKevin Cernekee	select BOOT_RAW
144d666cd02SKevin Cernekee	select NO_EXCEPT_FILL
145d666cd02SKevin Cernekee	select USE_OF
146d666cd02SKevin Cernekee	select CEVT_R4K
147d666cd02SKevin Cernekee	select CSRC_R4K
148d666cd02SKevin Cernekee	select SYNC_R4K
149d666cd02SKevin Cernekee	select COMMON_CLK
15060b858f2SKevin Cernekee	select BCM7038_L1_IRQ
15160b858f2SKevin Cernekee	select BCM7120_L2_IRQ
15260b858f2SKevin Cernekee	select BRCMSTB_L2_IRQ
15367e38cf2SRalf Baechle	select IRQ_MIPS_CPU
15460b858f2SKevin Cernekee	select RAW_IRQ_ACCESSORS
15560b858f2SKevin Cernekee	select DMA_NONCOHERENT
156d666cd02SKevin Cernekee	select SYS_SUPPORTS_32BIT_KERNEL
15760b858f2SKevin Cernekee	select SYS_SUPPORTS_LITTLE_ENDIAN
158d666cd02SKevin Cernekee	select SYS_SUPPORTS_BIG_ENDIAN
159d666cd02SKevin Cernekee	select SYS_SUPPORTS_HIGHMEM
16060b858f2SKevin Cernekee	select SYS_HAS_CPU_BMIPS32_3300
16160b858f2SKevin Cernekee	select SYS_HAS_CPU_BMIPS4350
16260b858f2SKevin Cernekee	select SYS_HAS_CPU_BMIPS4380
163d666cd02SKevin Cernekee	select SYS_HAS_CPU_BMIPS5000
164d666cd02SKevin Cernekee	select SWAP_IO_SPACE
16560b858f2SKevin Cernekee	select USB_EHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
16660b858f2SKevin Cernekee	select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
16760b858f2SKevin Cernekee	select USB_OHCI_BIG_ENDIAN_DESC if CPU_BIG_ENDIAN
16860b858f2SKevin Cernekee	select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
169d666cd02SKevin Cernekee	help
1705f2d4459SKevin Cernekee	  Build a generic DT-based kernel image that boots on select
1715f2d4459SKevin Cernekee	  BCM33xx cable modem chips, BCM63xx DSL chips, and BCM7xxx set-top
1725f2d4459SKevin Cernekee	  box chips.  Note that CONFIG_CPU_BIG_ENDIAN/CONFIG_CPU_LITTLE_ENDIAN
1735f2d4459SKevin Cernekee	  must be set appropriately for your board.
174d666cd02SKevin Cernekee
1751c0c13ebSAurelien Jarnoconfig BCM47XX
176c619366eSFlorian Fainelli	bool "Broadcom BCM47XX based boards"
1772da4c74dSHauke Mehrtens	select ARCH_WANT_OPTIONAL_GPIOLIB
178fe08f8c2SHauke Mehrtens	select BOOT_RAW
17942f77542SRalf Baechle	select CEVT_R4K
180940f6b48SRalf Baechle	select CSRC_R4K
1811c0c13ebSAurelien Jarno	select DMA_NONCOHERENT
1821c0c13ebSAurelien Jarno	select HW_HAS_PCI
18367e38cf2SRalf Baechle	select IRQ_MIPS_CPU
184314878d2SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R1
185dd54deddSHauke Mehrtens	select NO_EXCEPT_FILL
1861c0c13ebSAurelien Jarno	select SYS_SUPPORTS_32BIT_KERNEL
1871c0c13ebSAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
188377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
18925e5fb97SAurelien Jarno	select SYS_HAS_EARLY_PRINTK
190e6086557SRalf Baechle	select USE_GENERIC_EARLY_PRINTK_8250
191c949c0bcSRafał Miłecki	select GPIOLIB
192c949c0bcSRafał Miłecki	select LEDS_GPIO_REGISTER
193*f6e734a8SRafał Miłecki	select BCM47XX_NVRAM
1941c0c13ebSAurelien Jarno	help
1951c0c13ebSAurelien Jarno	 Support for BCM47XX based boards
1961c0c13ebSAurelien Jarno
197e7300d04SMaxime Bizonconfig BCM63XX
198e7300d04SMaxime Bizon	bool "Broadcom BCM63XX based boards"
199ae8de61cSFlorian Fainelli	select BOOT_RAW
200e7300d04SMaxime Bizon	select CEVT_R4K
201e7300d04SMaxime Bizon	select CSRC_R4K
202fc264022SJonas Gorski	select SYNC_R4K
203e7300d04SMaxime Bizon	select DMA_NONCOHERENT
20467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
205e7300d04SMaxime Bizon	select SYS_SUPPORTS_32BIT_KERNEL
206e7300d04SMaxime Bizon	select SYS_SUPPORTS_BIG_ENDIAN
207e7300d04SMaxime Bizon	select SYS_HAS_EARLY_PRINTK
208e7300d04SMaxime Bizon	select SWAP_IO_SPACE
209e7300d04SMaxime Bizon	select ARCH_REQUIRE_GPIOLIB
2103e82eeebSYoichi Yuasa	select HAVE_CLK
211af2418beSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
212e7300d04SMaxime Bizon	help
213e7300d04SMaxime Bizon	 Support for BCM63XX based boards
214e7300d04SMaxime Bizon
2151da177e4SLinus Torvaldsconfig MIPS_COBALT
2163fa986faSMartin Michlmayr	bool "Cobalt Server"
21742f77542SRalf Baechle	select CEVT_R4K
218940f6b48SRalf Baechle	select CSRC_R4K
2191097c6acSYoichi Yuasa	select CEVT_GT641XX
2201da177e4SLinus Torvalds	select DMA_NONCOHERENT
2211da177e4SLinus Torvalds	select HW_HAS_PCI
222d865bea4SRalf Baechle	select I8253
2231da177e4SLinus Torvalds	select I8259
22467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
225d5ab1a69SYoichi Yuasa	select IRQ_GT641XX
226252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
227e25bfc92SYoichi Yuasa	select PCI
2287cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
2290a22e0d4SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
230ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2310e8774b6SFlorian Fainelli	select SYS_SUPPORTS_64BIT_KERNEL
2325e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
233e6086557SRalf Baechle	select USE_GENERIC_EARLY_PRINTK_8250
2341da177e4SLinus Torvalds
2351da177e4SLinus Torvaldsconfig MACH_DECSTATION
2363fa986faSMartin Michlmayr	bool "DECstations"
2371da177e4SLinus Torvalds	select BOOT_ELF32
2386457d9fcSYoichi Yuasa	select CEVT_DS1287
23981d10badSMaciej W. Rozycki	select CEVT_R4K if CPU_R4X00
2404247417dSYoichi Yuasa	select CSRC_IOASIC
24181d10badSMaciej W. Rozycki	select CSRC_R4K if CPU_R4X00
24220d60d99SMaciej W. Rozycki	select CPU_DADDI_WORKAROUNDS if 64BIT
24320d60d99SMaciej W. Rozycki	select CPU_R4000_WORKAROUNDS if 64BIT
24420d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS if 64BIT
2451da177e4SLinus Torvalds	select DMA_NONCOHERENT
246ce816fa8SUwe Kleine-König	select NO_IOPORT_MAP
24767e38cf2SRalf Baechle	select IRQ_MIPS_CPU
2487cf8053bSRalf Baechle	select SYS_HAS_CPU_R3000
2497cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
250ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2517d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2525e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
2531723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_128HZ
2541723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_256HZ
2551723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_1024HZ
256930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
2575e83d430SRalf Baechle	help
2581da177e4SLinus Torvalds	  This enables support for DEC's MIPS based workstations.  For details
2591da177e4SLinus Torvalds	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
2601da177e4SLinus Torvalds	  DECstation porting pages on <http://decstation.unix-ag.org/>.
2611da177e4SLinus Torvalds
2621da177e4SLinus Torvalds	  If you have one of the following DECstation Models you definitely
2631da177e4SLinus Torvalds	  want to choose R4xx0 for the CPU Type:
2641da177e4SLinus Torvalds
2651da177e4SLinus Torvalds		DECstation 5000/50
2661da177e4SLinus Torvalds		DECstation 5000/150
2671da177e4SLinus Torvalds		DECstation 5000/260
2681da177e4SLinus Torvalds		DECsystem 5900/260
2691da177e4SLinus Torvalds
2701da177e4SLinus Torvalds	  otherwise choose R3000.
2711da177e4SLinus Torvalds
2725e83d430SRalf Baechleconfig MACH_JAZZ
2733fa986faSMartin Michlmayr	bool "Jazz family of machines"
2740e2794b0SRalf Baechle	select FW_ARC
2750e2794b0SRalf Baechle	select FW_ARC32
2765e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
27742f77542SRalf Baechle	select CEVT_R4K
278940f6b48SRalf Baechle	select CSRC_R4K
279e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
2805e83d430SRalf Baechle	select GENERIC_ISA_DMA
2818a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
28267e38cf2SRalf Baechle	select IRQ_MIPS_CPU
283d865bea4SRalf Baechle	select I8253
2845e83d430SRalf Baechle	select I8259
2855e83d430SRalf Baechle	select ISA
2867cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
2875e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
2887d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2891723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_100HZ
2901da177e4SLinus Torvalds	help
2915e83d430SRalf Baechle	 This a family of machines based on the MIPS R4030 chipset which was
2925e83d430SRalf Baechle	 used by several vendors to build RISC/os and Windows NT workstations.
293692105b8SMatt LaPlante	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
2945e83d430SRalf Baechle	 Olivetti M700-10 workstations.
2955e83d430SRalf Baechle
296de361e8bSPaul Burtonconfig MACH_INGENIC
297de361e8bSPaul Burton	bool "Ingenic SoC based machines"
2985ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_32BIT_KERNEL
2995ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_LITTLE_ENDIAN
300f9c9affcSLluís Batlle i Rossell	select SYS_SUPPORTS_ZBOOT_UART16550
3015ebabe59SLars-Peter Clausen	select DMA_NONCOHERENT
30267e38cf2SRalf Baechle	select IRQ_MIPS_CPU
3035ebabe59SLars-Peter Clausen	select ARCH_REQUIRE_GPIOLIB
304ff1930c6SPaul Burton	select COMMON_CLK
30583bc7692SLars-Peter Clausen	select GENERIC_IRQ_CHIP
306ffb1843dSPaul Burton	select BUILTIN_DTB
307ffb1843dSPaul Burton	select USE_OF
3086ec127fbSPaul Burton	select LIBFDT
3095ebabe59SLars-Peter Clausen
310171bb2f1SJohn Crispinconfig LANTIQ
311171bb2f1SJohn Crispin	bool "Lantiq based platforms"
312171bb2f1SJohn Crispin	select DMA_NONCOHERENT
31367e38cf2SRalf Baechle	select IRQ_MIPS_CPU
314171bb2f1SJohn Crispin	select CEVT_R4K
315171bb2f1SJohn Crispin	select CSRC_R4K
316171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
317171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
318171bb2f1SJohn Crispin	select SYS_SUPPORTS_BIG_ENDIAN
319171bb2f1SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
320377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
321171bb2f1SJohn Crispin	select SYS_SUPPORTS_MULTITHREADING
322171bb2f1SJohn Crispin	select SYS_HAS_EARLY_PRINTK
323171bb2f1SJohn Crispin	select ARCH_REQUIRE_GPIOLIB
324171bb2f1SJohn Crispin	select SWAP_IO_SPACE
325171bb2f1SJohn Crispin	select BOOT_RAW
326287e3f3fSJohn Crispin	select HAVE_MACH_CLKDEV
327287e3f3fSJohn Crispin	select CLKDEV_LOOKUP
328a0392222SJohn Crispin	select USE_OF
3293f8c50c9SJohn Crispin	select PINCTRL
3303f8c50c9SJohn Crispin	select PINCTRL_LANTIQ
331c530781cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
332c530781cSJohn Crispin	select RESET_CONTROLLER
333171bb2f1SJohn Crispin
3341f21d2bdSBrian Murphyconfig LASAT
3351f21d2bdSBrian Murphy	bool "LASAT Networks platforms"
33642f77542SRalf Baechle	select CEVT_R4K
33716f0bbbcSRalf Baechle	select CRC32
338940f6b48SRalf Baechle	select CSRC_R4K
3391f21d2bdSBrian Murphy	select DMA_NONCOHERENT
3401f21d2bdSBrian Murphy	select SYS_HAS_EARLY_PRINTK
3411f21d2bdSBrian Murphy	select HW_HAS_PCI
34267e38cf2SRalf Baechle	select IRQ_MIPS_CPU
3431f21d2bdSBrian Murphy	select PCI_GT64XXX_PCI0
3441f21d2bdSBrian Murphy	select MIPS_NILE4
3451f21d2bdSBrian Murphy	select R5000_CPU_SCACHE
3461f21d2bdSBrian Murphy	select SYS_HAS_CPU_R5000
3471f21d2bdSBrian Murphy	select SYS_SUPPORTS_32BIT_KERNEL
3481f21d2bdSBrian Murphy	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
3491f21d2bdSBrian Murphy	select SYS_SUPPORTS_LITTLE_ENDIAN
3501f21d2bdSBrian Murphy
35130ad29bbSHuacai Chenconfig MACH_LOONGSON32
35230ad29bbSHuacai Chen	bool "Loongson-1 family of machines"
353c7e8c668SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
354ade299d8SYoichi Yuasa	help
35530ad29bbSHuacai Chen	  This enables support for the Loongson-1 family of machines.
35685749d24SWu Zhangjin
35730ad29bbSHuacai Chen	  Loongson-1 is a family of 32-bit MIPS-compatible SoCs developed by
35830ad29bbSHuacai Chen	  the Institute of Computing Technology (ICT), Chinese Academy of
35930ad29bbSHuacai Chen	  Sciences (CAS).
360ade299d8SYoichi Yuasa
36130ad29bbSHuacai Chenconfig MACH_LOONGSON64
36230ad29bbSHuacai Chen	bool "Loongson-2/3 family of machines"
363ca585cf9SKelvin Cheung	select SYS_SUPPORTS_ZBOOT
364ca585cf9SKelvin Cheung	help
36530ad29bbSHuacai Chen	  This enables the support of Loongson-2/3 family of machines.
366ca585cf9SKelvin Cheung
36730ad29bbSHuacai Chen	  Loongson-2 is a family of single-core CPUs and Loongson-3 is a
36830ad29bbSHuacai Chen	  family of multi-core CPUs. They are both 64-bit general-purpose
36930ad29bbSHuacai Chen	  MIPS-compatible CPUs. Loongson-2/3 are developed by the Institute
37030ad29bbSHuacai Chen	  of Computing Technology (ICT), Chinese Academy of Sciences (CAS)
37130ad29bbSHuacai Chen	  in the People's Republic of China. The chief architect is Professor
37230ad29bbSHuacai Chen	  Weiwu Hu.
373ca585cf9SKelvin Cheung
3746a438309SAndrew Brestickerconfig MACH_PISTACHIO
3756a438309SAndrew Bresticker	bool "IMG Pistachio SoC based boards"
3766a438309SAndrew Bresticker	select ARCH_REQUIRE_GPIOLIB
3776a438309SAndrew Bresticker	select BOOT_ELF32
3786a438309SAndrew Bresticker	select BOOT_RAW
3796a438309SAndrew Bresticker	select CEVT_R4K
3806a438309SAndrew Bresticker	select CLKSRC_MIPS_GIC
3816a438309SAndrew Bresticker	select COMMON_CLK
3826a438309SAndrew Bresticker	select CSRC_R4K
3836a438309SAndrew Bresticker	select DMA_MAYBE_COHERENT
38467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
3856a438309SAndrew Bresticker	select LIBFDT
3866a438309SAndrew Bresticker	select MFD_SYSCON
3876a438309SAndrew Bresticker	select MIPS_CPU_SCACHE
3886a438309SAndrew Bresticker	select MIPS_GIC
3896a438309SAndrew Bresticker	select PINCTRL
3906a438309SAndrew Bresticker	select REGULATOR
3916a438309SAndrew Bresticker	select SYS_HAS_CPU_MIPS32_R2
3926a438309SAndrew Bresticker	select SYS_SUPPORTS_32BIT_KERNEL
3936a438309SAndrew Bresticker	select SYS_SUPPORTS_LITTLE_ENDIAN
3946a438309SAndrew Bresticker	select SYS_SUPPORTS_MIPS_CPS
3956a438309SAndrew Bresticker	select SYS_SUPPORTS_MULTITHREADING
3966a438309SAndrew Bresticker	select SYS_SUPPORTS_ZBOOT
397018f62eeSEzequiel Garcia	select SYS_HAS_EARLY_PRINTK
398018f62eeSEzequiel Garcia	select USE_GENERIC_EARLY_PRINTK_8250
3996a438309SAndrew Bresticker	select USE_OF
4006a438309SAndrew Bresticker	help
4016a438309SAndrew Bresticker	  This enables support for the IMG Pistachio SoC platform.
4026a438309SAndrew Bresticker
4031da177e4SLinus Torvaldsconfig MIPS_MALTA
4043fa986faSMartin Michlmayr	bool "MIPS Malta board"
40561ed242dSRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
4061da177e4SLinus Torvalds	select BOOT_ELF32
407fa71c960SRalf Baechle	select BOOT_RAW
408e8823d26SPaul Burton	select BUILTIN_DTB
40942f77542SRalf Baechle	select CEVT_R4K
410940f6b48SRalf Baechle	select CSRC_R4K
411fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
412885014bcSFelix Fietkau	select DMA_MAYBE_COHERENT
4131da177e4SLinus Torvalds	select GENERIC_ISA_DMA
4148a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
41567e38cf2SRalf Baechle	select IRQ_MIPS_CPU
4168a19b8f1SAndrew Bresticker	select MIPS_GIC
4171da177e4SLinus Torvalds	select HW_HAS_PCI
418d865bea4SRalf Baechle	select I8253
4191da177e4SLinus Torvalds	select I8259
4205e83d430SRalf Baechle	select MIPS_BONITO64
4219318c51aSChris Dearman	select MIPS_CPU_SCACHE
422a7ef1eadSKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
423252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
4245e83d430SRalf Baechle	select MIPS_MSC
4251da177e4SLinus Torvalds	select SWAP_IO_SPACE
4267cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
4277cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
428bfc3c5a6SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R3_5
429c5b36783SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R5
430575509b6SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R6
4317cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
4325d9fbed1SLeonid Yegoshin	select SYS_HAS_CPU_MIPS64_R2
433575509b6SMarkos Chandras	select SYS_HAS_CPU_MIPS64_R6
4347cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
4357cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
436ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
437ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4385e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
439c5b36783SSteven J. Hill	select SYS_SUPPORTS_HIGHMEM
4405e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
441424ebcdfSMaciej W. Rozycki	select SYS_SUPPORTS_MICROMIPS
4420365070fSTim Anderson	select SYS_SUPPORTS_MIPS_CMP
443e56b6aa6SPaul Burton	select SYS_SUPPORTS_MIPS_CPS
444377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
445f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
4469693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
4471b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
448e8823d26SPaul Burton	select USE_OF
449abcc82b1SJames Hogan	select ZONE_DMA32 if 64BIT
4501da177e4SLinus Torvalds	help
451f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
4521da177e4SLinus Torvalds	  board.
4531da177e4SLinus Torvalds
454ec47b274SSteven J. Hillconfig MIPS_SEAD3
455ec47b274SSteven J. Hill	bool "MIPS SEAD3 board"
456ec47b274SSteven J. Hill	select BOOT_ELF32
457ec47b274SSteven J. Hill	select BOOT_RAW
458f262b5f2SAndrew Bresticker	select BUILTIN_DTB
459ec47b274SSteven J. Hill	select CEVT_R4K
460ec47b274SSteven J. Hill	select CSRC_R4K
461fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
462ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_VI
463ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_EI
464ec47b274SSteven J. Hill	select DMA_NONCOHERENT
46567e38cf2SRalf Baechle	select IRQ_MIPS_CPU
4668a19b8f1SAndrew Bresticker	select MIPS_GIC
46744327236SQais Yousef	select LIBFDT
468ec47b274SSteven J. Hill	select MIPS_MSC
469ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R1
470ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R2
471ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS64_R1
472ec47b274SSteven J. Hill	select SYS_HAS_EARLY_PRINTK
473ec47b274SSteven J. Hill	select SYS_SUPPORTS_32BIT_KERNEL
474ec47b274SSteven J. Hill	select SYS_SUPPORTS_64BIT_KERNEL
475ec47b274SSteven J. Hill	select SYS_SUPPORTS_BIG_ENDIAN
476ec47b274SSteven J. Hill	select SYS_SUPPORTS_LITTLE_ENDIAN
477ec47b274SSteven J. Hill	select SYS_SUPPORTS_SMARTMIPS
478a6a4834cSSteven J. Hill	select SYS_SUPPORTS_MICROMIPS
479377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
480ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_DESC
481ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_MMIO
4829b731009SSteven J. Hill	select USE_OF
483ec47b274SSteven J. Hill	help
484ec47b274SSteven J. Hill	  This enables support for the MIPS Technologies SEAD3 evaluation
485ec47b274SSteven J. Hill	  board.
486ec47b274SSteven J. Hill
487a83860c2SRalf Baechleconfig NEC_MARKEINS
488a83860c2SRalf Baechle	bool "NEC EMMA2RH Mark-eins board"
489a83860c2SRalf Baechle	select SOC_EMMA2RH
490a83860c2SRalf Baechle	select HW_HAS_PCI
491a83860c2SRalf Baechle	help
492a83860c2SRalf Baechle	  This enables support for the NEC Electronics Mark-eins boards.
493ade299d8SYoichi Yuasa
4945e83d430SRalf Baechleconfig MACH_VR41XX
49574142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
49642f77542SRalf Baechle	select CEVT_R4K
497940f6b48SRalf Baechle	select CSRC_R4K
4987cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
499377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
50027fdd325SYoichi Yuasa	select ARCH_REQUIRE_GPIOLIB
5015e83d430SRalf Baechle
502edb6310aSDaniel Lairdconfig NXP_STB220
503edb6310aSDaniel Laird	bool "NXP STB220 board"
504edb6310aSDaniel Laird	select SOC_PNX833X
505edb6310aSDaniel Laird	help
506edb6310aSDaniel Laird	 Support for NXP Semiconductors STB220 Development Board.
507edb6310aSDaniel Laird
508edb6310aSDaniel Lairdconfig NXP_STB225
509edb6310aSDaniel Laird	bool "NXP 225 board"
510edb6310aSDaniel Laird	select SOC_PNX833X
511edb6310aSDaniel Laird	select SOC_PNX8335
512edb6310aSDaniel Laird	help
513edb6310aSDaniel Laird	 Support for NXP Semiconductors STB225 Development Board.
514edb6310aSDaniel Laird
5159267a30dSMarc St-Jeanconfig PMC_MSP
5169267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
51739d30c13SAnoop P A	select CEVT_R4K
51839d30c13SAnoop P A	select CSRC_R4K
5199267a30dSMarc St-Jean	select DMA_NONCOHERENT
5209267a30dSMarc St-Jean	select SWAP_IO_SPACE
5219267a30dSMarc St-Jean	select NO_EXCEPT_FILL
5229267a30dSMarc St-Jean	select BOOT_RAW
5239267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
5249267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
5259267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
5269267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
527377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
52867e38cf2SRalf Baechle	select IRQ_MIPS_CPU
5299267a30dSMarc St-Jean	select SERIAL_8250
5309267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
5319296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
5329296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_DESC
5339267a30dSMarc St-Jean	help
5349267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
5359267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
5369267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
5379267a30dSMarc St-Jean	  a variety of MIPS cores.
5389267a30dSMarc St-Jean
539ae2b5bb6SJohn Crispinconfig RALINK
540ae2b5bb6SJohn Crispin	bool "Ralink based machines"
541ae2b5bb6SJohn Crispin	select CEVT_R4K
542ae2b5bb6SJohn Crispin	select CSRC_R4K
543ae2b5bb6SJohn Crispin	select BOOT_RAW
544ae2b5bb6SJohn Crispin	select DMA_NONCOHERENT
54567e38cf2SRalf Baechle	select IRQ_MIPS_CPU
546ae2b5bb6SJohn Crispin	select USE_OF
547ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
548ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
549ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
550ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_LITTLE_ENDIAN
551377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
552ae2b5bb6SJohn Crispin	select SYS_HAS_EARLY_PRINTK
553ae2b5bb6SJohn Crispin	select HAVE_MACH_CLKDEV
554ae2b5bb6SJohn Crispin	select CLKDEV_LOOKUP
5552a153f1cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
5562a153f1cSJohn Crispin	select RESET_CONTROLLER
557ae2b5bb6SJohn Crispin
5581da177e4SLinus Torvaldsconfig SGI_IP22
5593fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
5600e2794b0SRalf Baechle	select FW_ARC
5610e2794b0SRalf Baechle	select FW_ARC32
5621da177e4SLinus Torvalds	select BOOT_ELF32
56342f77542SRalf Baechle	select CEVT_R4K
564940f6b48SRalf Baechle	select CSRC_R4K
565e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
5661da177e4SLinus Torvalds	select DMA_NONCOHERENT
5675e83d430SRalf Baechle	select HW_HAS_EISA
568d865bea4SRalf Baechle	select I8253
56968de4803SThomas Bogendoerfer	select I8259
5701da177e4SLinus Torvalds	select IP22_CPU_SCACHE
57167e38cf2SRalf Baechle	select IRQ_MIPS_CPU
572aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
573e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
574e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
57536e5c21dSThomas Bogendoerfer	select SGI_HAS_HAL2
576e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
577e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
578e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
5791da177e4SLinus Torvalds	select SWAP_IO_SPACE
5807cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
5817cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
5822b5e63f6SMartin Michlmayr	#
5832b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5842b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5852b5e63f6SMartin Michlmayr	#
5862b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5872b5e63f6SMartin Michlmayr	# for a more details discussion
5882b5e63f6SMartin Michlmayr	#
5892b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
590ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
591ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5925e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
593930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
5941da177e4SLinus Torvalds	help
5951da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
5961da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
5971da177e4SLinus Torvalds	  that runs on these, say Y here.
5981da177e4SLinus Torvalds
5991da177e4SLinus Torvaldsconfig SGI_IP27
6003fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
6010e2794b0SRalf Baechle	select FW_ARC
6020e2794b0SRalf Baechle	select FW_ARC64
6035e83d430SRalf Baechle	select BOOT_ELF64
604e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
605634286f1SRalf Baechle	select DMA_COHERENT
60636a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
6071da177e4SLinus Torvalds	select HW_HAS_PCI
608130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
6097cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
610ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
6115e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
612d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
6131a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
614930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
6151da177e4SLinus Torvalds	help
6161da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
6171da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
6181da177e4SLinus Torvalds	  here.
6191da177e4SLinus Torvalds
620e2defae5SThomas Bogendoerferconfig SGI_IP28
6217d60717eSKees Cook	bool "SGI IP28 (Indigo2 R10k)"
6220e2794b0SRalf Baechle	select FW_ARC
6230e2794b0SRalf Baechle	select FW_ARC64
624e2defae5SThomas Bogendoerfer	select BOOT_ELF64
625e2defae5SThomas Bogendoerfer	select CEVT_R4K
626e2defae5SThomas Bogendoerfer	select CSRC_R4K
627e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
628e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
629e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
63067e38cf2SRalf Baechle	select IRQ_MIPS_CPU
631e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
632e2defae5SThomas Bogendoerfer	select I8253
633e2defae5SThomas Bogendoerfer	select I8259
634e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
635e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
6365b438c44SThomas Bogendoerfer	select SGI_HAS_HAL2
637e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
638e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
639e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
640e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
641e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
6422b5e63f6SMartin Michlmayr	#
6432b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
6442b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
6452b5e63f6SMartin Michlmayr	#
6462b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
6472b5e63f6SMartin Michlmayr	# for a more details discussion
6482b5e63f6SMartin Michlmayr	#
6492b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
650e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
651e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
652dc24d68dSThomas Bogendoerfer	select MIPS_L1_CACHE_SHIFT_7
653e2defae5SThomas Bogendoerfer      help
654e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
655e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
656e2defae5SThomas Bogendoerfer
6571da177e4SLinus Torvaldsconfig SGI_IP32
658cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
6590e2794b0SRalf Baechle	select FW_ARC
6600e2794b0SRalf Baechle	select FW_ARC32
6611da177e4SLinus Torvalds	select BOOT_ELF32
66242f77542SRalf Baechle	select CEVT_R4K
663940f6b48SRalf Baechle	select CSRC_R4K
6641da177e4SLinus Torvalds	select DMA_NONCOHERENT
6651da177e4SLinus Torvalds	select HW_HAS_PCI
66667e38cf2SRalf Baechle	select IRQ_MIPS_CPU
6671da177e4SLinus Torvalds	select R5000_CPU_SCACHE
6681da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
6697cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
6707cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
6717cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
672dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
673ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
6745e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6751da177e4SLinus Torvalds	help
6761da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
6771da177e4SLinus Torvalds
678ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
679ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
6805e83d430SRalf Baechle	select BOOT_ELF32
6815e83d430SRalf Baechle	select DMA_COHERENT
6825e83d430SRalf Baechle	select SIBYTE_BCM1120
6835e83d430SRalf Baechle	select SWAP_IO_SPACE
6847cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6855e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6865e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6875e83d430SRalf Baechle
688ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
689ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
6905e83d430SRalf Baechle	select BOOT_ELF32
6915e83d430SRalf Baechle	select DMA_COHERENT
6925e83d430SRalf Baechle	select SIBYTE_BCM1120
6935e83d430SRalf Baechle	select SWAP_IO_SPACE
6947cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6955e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6965e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6975e83d430SRalf Baechle
6985e83d430SRalf Baechleconfig SIBYTE_CRHONE
6993fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
7005e83d430SRalf Baechle	select BOOT_ELF32
7015e83d430SRalf Baechle	select DMA_COHERENT
7025e83d430SRalf Baechle	select SIBYTE_BCM1125
7035e83d430SRalf Baechle	select SWAP_IO_SPACE
7047cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
7055e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
7065e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
7075e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
7085e83d430SRalf Baechle
709ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
710ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
711ade299d8SYoichi Yuasa	select BOOT_ELF32
712ade299d8SYoichi Yuasa	select DMA_COHERENT
713ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
714ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
715ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
716ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
717ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
718ade299d8SYoichi Yuasa
719ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
720ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
721ade299d8SYoichi Yuasa	select BOOT_ELF32
722ade299d8SYoichi Yuasa	select DMA_COHERENT
723fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
724ade299d8SYoichi Yuasa	select SIBYTE_SB1250
725ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
726ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
727ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
728ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
729ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
730cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
731ade299d8SYoichi Yuasa
732ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
733ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
734ade299d8SYoichi Yuasa	select BOOT_ELF32
735ade299d8SYoichi Yuasa	select DMA_COHERENT
736fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
737ade299d8SYoichi Yuasa	select SIBYTE_SB1250
738ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
739ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
740ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
741ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
742ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
743ade299d8SYoichi Yuasa
744ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
745ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
746ade299d8SYoichi Yuasa	select BOOT_ELF32
747ade299d8SYoichi Yuasa	select DMA_COHERENT
748ade299d8SYoichi Yuasa	select SIBYTE_SB1250
749ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
750ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
751ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
752ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
753ade299d8SYoichi Yuasa
754ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
755ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
756ade299d8SYoichi Yuasa	select BOOT_ELF32
757ade299d8SYoichi Yuasa	select DMA_COHERENT
758ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
759ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
760ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
761ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
762ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
763651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
764ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
765cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
766ade299d8SYoichi Yuasa
76714b36af4SThomas Bogendoerferconfig SNI_RM
76814b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
7690e2794b0SRalf Baechle	select FW_ARC if CPU_LITTLE_ENDIAN
7700e2794b0SRalf Baechle	select FW_ARC32 if CPU_LITTLE_ENDIAN
771aaa9fad3SPaul Bolle	select FW_SNIPROM if CPU_BIG_ENDIAN
7725e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
7735e83d430SRalf Baechle	select BOOT_ELF32
77442f77542SRalf Baechle	select CEVT_R4K
775940f6b48SRalf Baechle	select CSRC_R4K
776e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
7775e83d430SRalf Baechle	select DMA_NONCOHERENT
7785e83d430SRalf Baechle	select GENERIC_ISA_DMA
7798a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
7805e83d430SRalf Baechle	select HW_HAS_EISA
7815e83d430SRalf Baechle	select HW_HAS_PCI
78267e38cf2SRalf Baechle	select IRQ_MIPS_CPU
783d865bea4SRalf Baechle	select I8253
7845e83d430SRalf Baechle	select I8259
7855e83d430SRalf Baechle	select ISA
7864a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
7877cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
7884a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
789c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
7904a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
79136a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
792ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
7937d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
7944a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
7955e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
7965e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
7971da177e4SLinus Torvalds	help
79814b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
79914b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
8005e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
8015e83d430SRalf Baechle	  support this machine type.
8021da177e4SLinus Torvalds
803edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX
804edcaf1a6SAtsushi Nemoto	bool "Toshiba TX39 series based machines"
8055e83d430SRalf Baechle
806edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX
807edcaf1a6SAtsushi Nemoto	bool "Toshiba TX49 series based machines"
80823fbee9dSRalf Baechle
80973b4390fSRalf Baechleconfig MIKROTIK_RB532
81073b4390fSRalf Baechle	bool "Mikrotik RB532 boards"
81173b4390fSRalf Baechle	select CEVT_R4K
81273b4390fSRalf Baechle	select CSRC_R4K
81373b4390fSRalf Baechle	select DMA_NONCOHERENT
81473b4390fSRalf Baechle	select HW_HAS_PCI
81567e38cf2SRalf Baechle	select IRQ_MIPS_CPU
81673b4390fSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
81773b4390fSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
81873b4390fSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
81973b4390fSRalf Baechle	select SWAP_IO_SPACE
82073b4390fSRalf Baechle	select BOOT_RAW
821d888e25bSFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
822930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
82373b4390fSRalf Baechle	help
82473b4390fSRalf Baechle	  Support the Mikrotik(tm) RouterBoard 532 series,
82573b4390fSRalf Baechle	  based on the IDT RC32434 SoC.
82673b4390fSRalf Baechle
8279ddebc46SDavid Daneyconfig CAVIUM_OCTEON_SOC
8289ddebc46SDavid Daney	bool "Cavium Networks Octeon SoC based boards"
829a86c7f72SDavid Daney	select CEVT_R4K
83034adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
831a86c7f72SDavid Daney	select DMA_COHERENT
832a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
833a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
834f65aad41SRalf Baechle	select EDAC_SUPPORT
83573569d87SDavid Daney	select SYS_SUPPORTS_LITTLE_ENDIAN
83673569d87SDavid Daney	select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
837a86c7f72SDavid Daney	select SYS_HAS_EARLY_PRINTK
8385e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
839a86c7f72SDavid Daney	select SWAP_IO_SPACE
840e8635b48SDavid Daney	select HW_HAS_PCI
841f00e001eSDavid Daney	select ZONE_DMA32
842465aaed0SDavid Daney	select HOLES_IN_ZONE
84399cab4bbSDavid Daney	select ARCH_REQUIRE_GPIOLIB
8446e511163SDavid Daney	select LIBFDT
8456e511163SDavid Daney	select USE_OF
8466e511163SDavid Daney	select ARCH_SPARSEMEM_ENABLE
8476e511163SDavid Daney	select SYS_SUPPORTS_SMP
8486e511163SDavid Daney	select NR_CPUS_DEFAULT_16
849e326479fSAndrew Bresticker	select BUILTIN_DTB
8508c1e6b14SDavid Daney	select MTD_COMPLEX_MAPPINGS
851a86c7f72SDavid Daney	help
852a86c7f72SDavid Daney	  This option supports all of the Octeon reference boards from Cavium
853a86c7f72SDavid Daney	  Networks. It builds a kernel that dynamically determines the Octeon
854a86c7f72SDavid Daney	  CPU type and supports all known board reference implementations.
855a86c7f72SDavid Daney	  Some of the supported boards are:
856a86c7f72SDavid Daney		EBT3000
857a86c7f72SDavid Daney		EBH3000
858a86c7f72SDavid Daney		EBH3100
859a86c7f72SDavid Daney		Thunder
860a86c7f72SDavid Daney		Kodama
861a86c7f72SDavid Daney		Hikari
862a86c7f72SDavid Daney	  Say Y here for most Octeon reference boards.
863a86c7f72SDavid Daney
8647f058e85SJayachandran Cconfig NLM_XLR_BOARD
8657f058e85SJayachandran C	bool "Netlogic XLR/XLS based systems"
8667f058e85SJayachandran C	select BOOT_ELF32
8677f058e85SJayachandran C	select NLM_COMMON
8687f058e85SJayachandran C	select SYS_HAS_CPU_XLR
8697f058e85SJayachandran C	select SYS_SUPPORTS_SMP
8707f058e85SJayachandran C	select HW_HAS_PCI
8717f058e85SJayachandran C	select SWAP_IO_SPACE
8727f058e85SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8737f058e85SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
87434adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
8757f058e85SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8767f058e85SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8777f058e85SJayachandran C	select DMA_COHERENT
8787f058e85SJayachandran C	select NR_CPUS_DEFAULT_32
8797f058e85SJayachandran C	select CEVT_R4K
8807f058e85SJayachandran C	select CSRC_R4K
88167e38cf2SRalf Baechle	select IRQ_MIPS_CPU
882b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8837f058e85SJayachandran C	select SYNC_R4K
8847f058e85SJayachandran C	select SYS_HAS_EARLY_PRINTK
8858f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
8868f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
8877f058e85SJayachandran C	help
8887f058e85SJayachandran C	  Support for systems based on Netlogic XLR and XLS processors.
8897f058e85SJayachandran C	  Say Y here if you have a XLR or XLS based board.
8907f058e85SJayachandran C
8911c773ea4SJayachandran Cconfig NLM_XLP_BOARD
8921c773ea4SJayachandran C	bool "Netlogic XLP based systems"
8931c773ea4SJayachandran C	select BOOT_ELF32
8941c773ea4SJayachandran C	select NLM_COMMON
8951c773ea4SJayachandran C	select SYS_HAS_CPU_XLP
8961c773ea4SJayachandran C	select SYS_SUPPORTS_SMP
8971c773ea4SJayachandran C	select HW_HAS_PCI
8981c773ea4SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8991c773ea4SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
90034adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
9011c773ea4SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
9021c773ea4SJayachandran C	select SYS_SUPPORTS_LITTLE_ENDIAN
9031c773ea4SJayachandran C	select SYS_SUPPORTS_HIGHMEM
9041c773ea4SJayachandran C	select DMA_COHERENT
9051c773ea4SJayachandran C	select NR_CPUS_DEFAULT_32
9061c773ea4SJayachandran C	select CEVT_R4K
9071c773ea4SJayachandran C	select CSRC_R4K
90867e38cf2SRalf Baechle	select IRQ_MIPS_CPU
909b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
9101c773ea4SJayachandran C	select SYNC_R4K
9111c773ea4SJayachandran C	select SYS_HAS_EARLY_PRINTK
9122f6528e1SJayachandran C	select USE_OF
9138f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
9148f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
9151c773ea4SJayachandran C	help
9161c773ea4SJayachandran C	  This board is based on Netlogic XLP Processor.
9171c773ea4SJayachandran C	  Say Y here if you have a XLP based board.
9181c773ea4SJayachandran C
9199bc463beSDavid Daneyconfig MIPS_PARAVIRT
9209bc463beSDavid Daney	bool "Para-Virtualized guest system"
9219bc463beSDavid Daney	select CEVT_R4K
9229bc463beSDavid Daney	select CSRC_R4K
9239bc463beSDavid Daney	select DMA_COHERENT
9249bc463beSDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
9259bc463beSDavid Daney	select SYS_SUPPORTS_32BIT_KERNEL
9269bc463beSDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
9279bc463beSDavid Daney	select SYS_SUPPORTS_SMP
9289bc463beSDavid Daney	select NR_CPUS_DEFAULT_4
9299bc463beSDavid Daney	select SYS_HAS_EARLY_PRINTK
9309bc463beSDavid Daney	select SYS_HAS_CPU_MIPS32_R2
9319bc463beSDavid Daney	select SYS_HAS_CPU_MIPS64_R2
9329bc463beSDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
9339bc463beSDavid Daney	select HW_HAS_PCI
9349bc463beSDavid Daney	select SWAP_IO_SPACE
9359bc463beSDavid Daney	help
9369bc463beSDavid Daney	  This option supports guest running under ????
9379bc463beSDavid Daney
9381da177e4SLinus Torvaldsendchoice
9391da177e4SLinus Torvalds
940e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig"
9413b12308fSSergey Ryazanovsource "arch/mips/ath25/Kconfig"
942d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig"
943a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig"
944e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig"
9458945e37eSKevin Cernekeesource "arch/mips/bmips/Kconfig"
9465e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
9475ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig"
9488ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig"
9491f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
9500f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig"
951ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig"
95229c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
95338b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
95422b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig"
9555e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
956a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig"
95730ad29bbSHuacai Chensource "arch/mips/loongson32/Kconfig"
95830ad29bbSHuacai Chensource "arch/mips/loongson64/Kconfig"
9597f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig"
960ae6e7e63SDavid Daneysource "arch/mips/paravirt/Kconfig"
96138b18f72SRalf Baechle
9625e83d430SRalf Baechleendmenu
9635e83d430SRalf Baechle
9641da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
9651da177e4SLinus Torvalds	bool
9661da177e4SLinus Torvalds	default y
9671da177e4SLinus Torvalds
9681da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
9691da177e4SLinus Torvalds	bool
9701da177e4SLinus Torvalds
971f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
972f0d1b0b3SDavid Howells	bool
973f0d1b0b3SDavid Howells	default n
974f0d1b0b3SDavid Howells
975f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
976f0d1b0b3SDavid Howells	bool
977f0d1b0b3SDavid Howells	default n
978f0d1b0b3SDavid Howells
9793c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
9803c9ee7efSAkinobu Mita	bool
9813c9ee7efSAkinobu Mita	default y
9823c9ee7efSAkinobu Mita
9831da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
9841da177e4SLinus Torvalds	bool
9851da177e4SLinus Torvalds	default y
9861da177e4SLinus Torvalds
987ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER
9881cc89038SAtsushi Nemoto	bool
9891cc89038SAtsushi Nemoto	default y
9901cc89038SAtsushi Nemoto
9911da177e4SLinus Torvalds#
9921da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
9931da177e4SLinus Torvalds#
9940e2794b0SRalf Baechleconfig FW_ARC
9951da177e4SLinus Torvalds	bool
9961da177e4SLinus Torvalds
99761ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
99861ed242dSRalf Baechle	bool
99961ed242dSRalf Baechle
10009267a30dSMarc St-Jeanconfig BOOT_RAW
10019267a30dSMarc St-Jean	bool
10029267a30dSMarc St-Jean
1003217dd11eSRalf Baechleconfig CEVT_BCM1480
1004217dd11eSRalf Baechle	bool
1005217dd11eSRalf Baechle
10066457d9fcSYoichi Yuasaconfig CEVT_DS1287
10076457d9fcSYoichi Yuasa	bool
10086457d9fcSYoichi Yuasa
10091097c6acSYoichi Yuasaconfig CEVT_GT641XX
10101097c6acSYoichi Yuasa	bool
10111097c6acSYoichi Yuasa
101242f77542SRalf Baechleconfig CEVT_R4K
101342f77542SRalf Baechle	bool
101442f77542SRalf Baechle
1015217dd11eSRalf Baechleconfig CEVT_SB1250
1016217dd11eSRalf Baechle	bool
1017217dd11eSRalf Baechle
1018229f773eSAtsushi Nemotoconfig CEVT_TXX9
1019229f773eSAtsushi Nemoto	bool
1020229f773eSAtsushi Nemoto
1021217dd11eSRalf Baechleconfig CSRC_BCM1480
1022217dd11eSRalf Baechle	bool
1023217dd11eSRalf Baechle
10244247417dSYoichi Yuasaconfig CSRC_IOASIC
10254247417dSYoichi Yuasa	bool
10264247417dSYoichi Yuasa
1027940f6b48SRalf Baechleconfig CSRC_R4K
1028940f6b48SRalf Baechle	bool
1029940f6b48SRalf Baechle
1030217dd11eSRalf Baechleconfig CSRC_SB1250
1031217dd11eSRalf Baechle	bool
1032217dd11eSRalf Baechle
1033a9aec7feSAtsushi Nemotoconfig GPIO_TXX9
10347444a72eSMichael Buesch	select ARCH_REQUIRE_GPIOLIB
1035a9aec7feSAtsushi Nemoto	bool
1036a9aec7feSAtsushi Nemoto
10370e2794b0SRalf Baechleconfig FW_CFE
1038df78b5c8SAurelien Jarno	bool
1039df78b5c8SAurelien Jarno
10404bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT
104134adb28dSRalf Baechle	def_bool (HIGHMEM && ARCH_PHYS_ADDR_T_64BIT) || 64BIT
10424bafad92SFUJITA Tomonori
1043885014bcSFelix Fietkauconfig DMA_MAYBE_COHERENT
1044885014bcSFelix Fietkau	select DMA_NONCOHERENT
1045885014bcSFelix Fietkau	bool
1046885014bcSFelix Fietkau
10471da177e4SLinus Torvaldsconfig DMA_COHERENT
10481da177e4SLinus Torvalds	bool
10491da177e4SLinus Torvalds
10501da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
10511da177e4SLinus Torvalds	bool
1052e1e02b32SFUJITA Tomonori	select NEED_DMA_MAP_STATE
10534ce588cdSRalf Baechle
1054e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE
10554ce588cdSRalf Baechle	bool
10561da177e4SLinus Torvalds
105736a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
10581da177e4SLinus Torvalds	bool
10591da177e4SLinus Torvalds
1060dbb74540SRalf Baechleconfig HOTPLUG_CPU
10611b2bc75cSRalf Baechle	bool "Support for hot-pluggable CPUs"
106240b31360SStephen Rothwell	depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
10631b2bc75cSRalf Baechle	help
10641b2bc75cSRalf Baechle	  Say Y here to allow turning CPUs off and on. CPUs can be
10651b2bc75cSRalf Baechle	  controlled through /sys/devices/system/cpu.
10661b2bc75cSRalf Baechle	  (Note: power management support will enable this option
10671b2bc75cSRalf Baechle	    automatically on SMP systems. )
10681b2bc75cSRalf Baechle	  Say N if you want to disable CPU hotplug.
10691b2bc75cSRalf Baechle
10701b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU
1071dbb74540SRalf Baechle	bool
1072dbb74540SRalf Baechle
10731da177e4SLinus Torvaldsconfig I8259
10741da177e4SLinus Torvalds	bool
1075079a4601SAndrew Bresticker	select IRQ_DOMAIN
10761da177e4SLinus Torvalds
10771da177e4SLinus Torvaldsconfig MIPS_BONITO64
10781da177e4SLinus Torvalds	bool
10791da177e4SLinus Torvalds
10801da177e4SLinus Torvaldsconfig MIPS_MSC
10811da177e4SLinus Torvalds	bool
10821da177e4SLinus Torvalds
10831f21d2bdSBrian Murphyconfig MIPS_NILE4
10841f21d2bdSBrian Murphy	bool
10851f21d2bdSBrian Murphy
108639b8d525SRalf Baechleconfig SYNC_R4K
108739b8d525SRalf Baechle	bool
108839b8d525SRalf Baechle
1089487d70d0SGabor Juhosconfig MIPS_MACHINE
1090487d70d0SGabor Juhos	def_bool n
1091487d70d0SGabor Juhos
1092ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP
1093d388d685SMaciej W. Rozycki	def_bool n
1094d388d685SMaciej W. Rozycki
10954e0748f5SMarkos Chandrasconfig GENERIC_CSUM
10964e0748f5SMarkos Chandras	bool
10974e0748f5SMarkos Chandras
10988313da30SRalf Baechleconfig GENERIC_ISA_DMA
10998313da30SRalf Baechle	bool
11008313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1101a35bee8aSNamhyung Kim	select ISA_DMA_API
11028313da30SRalf Baechle
1103aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
1104aa414dffSRalf Baechle	bool
11058313da30SRalf Baechle	select GENERIC_ISA_DMA
1106aa414dffSRalf Baechle
1107a35bee8aSNamhyung Kimconfig ISA_DMA_API
1108a35bee8aSNamhyung Kim	bool
1109a35bee8aSNamhyung Kim
1110465aaed0SDavid Daneyconfig HOLES_IN_ZONE
1111465aaed0SDavid Daney	bool
1112465aaed0SDavid Daney
11135e83d430SRalf Baechle#
11146b2aac42SMasanari Iida# Endianness selection.  Sufficiently obscure so many users don't know what to
11155e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
11165e83d430SRalf Baechle# choice statement should be more obvious to the user.
11175e83d430SRalf Baechle#
11185e83d430SRalf Baechlechoice
11196b2aac42SMasanari Iida	prompt "Endianness selection"
11201da177e4SLinus Torvalds	help
11211da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
11225e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
11233cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
11245e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
11253dde6ad8SDavid Sterba	  one or the other endianness.
11265e83d430SRalf Baechle
11275e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
11285e83d430SRalf Baechle	bool "Big endian"
11295e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
11305e83d430SRalf Baechle
11315e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
11325e83d430SRalf Baechle	bool "Little endian"
11335e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
11345e83d430SRalf Baechle
11355e83d430SRalf Baechleendchoice
11365e83d430SRalf Baechle
113722b0763aSDavid Daneyconfig EXPORT_UASM
113822b0763aSDavid Daney	bool
113922b0763aSDavid Daney
11402116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
11412116245eSRalf Baechle	bool
11422116245eSRalf Baechle
11435e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
11445e83d430SRalf Baechle	bool
11455e83d430SRalf Baechle
11465e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
11475e83d430SRalf Baechle	bool
11481da177e4SLinus Torvalds
11499cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS
11509cffd154SDavid Daney	bool
11519cffd154SDavid Daney	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
11529cffd154SDavid Daney	default y
11539cffd154SDavid Daney
1154aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT
1155aa1762f4SDavid Daney	def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1156aa1762f4SDavid Daney
11571da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
11581da177e4SLinus Torvalds	bool
11591da177e4SLinus Torvalds
11609267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
11619267a30dSMarc St-Jean	bool
11629267a30dSMarc St-Jean
11639267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
11649267a30dSMarc St-Jean	bool
11659267a30dSMarc St-Jean
11668420fd00SAtsushi Nemotoconfig IRQ_TXX9
11678420fd00SAtsushi Nemoto	bool
11688420fd00SAtsushi Nemoto
1169d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
1170d5ab1a69SYoichi Yuasa	bool
1171d5ab1a69SYoichi Yuasa
1172252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
11731da177e4SLinus Torvalds	bool
11741da177e4SLinus Torvalds
11759267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
11769267a30dSMarc St-Jean	bool
11779267a30dSMarc St-Jean
1178a83860c2SRalf Baechleconfig SOC_EMMA2RH
1179a83860c2SRalf Baechle	bool
1180a83860c2SRalf Baechle	select CEVT_R4K
1181a83860c2SRalf Baechle	select CSRC_R4K
1182a83860c2SRalf Baechle	select DMA_NONCOHERENT
118367e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1184a83860c2SRalf Baechle	select SWAP_IO_SPACE
1185a83860c2SRalf Baechle	select SYS_HAS_CPU_R5500
1186a83860c2SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1187a83860c2SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
1188a83860c2SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
1189a83860c2SRalf Baechle
1190edb6310aSDaniel Lairdconfig SOC_PNX833X
1191edb6310aSDaniel Laird	bool
1192edb6310aSDaniel Laird	select CEVT_R4K
1193edb6310aSDaniel Laird	select CSRC_R4K
119467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1195edb6310aSDaniel Laird	select DMA_NONCOHERENT
1196edb6310aSDaniel Laird	select SYS_HAS_CPU_MIPS32_R2
1197edb6310aSDaniel Laird	select SYS_SUPPORTS_32BIT_KERNEL
1198edb6310aSDaniel Laird	select SYS_SUPPORTS_LITTLE_ENDIAN
1199edb6310aSDaniel Laird	select SYS_SUPPORTS_BIG_ENDIAN
1200377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
1201edb6310aSDaniel Laird	select CPU_MIPSR2_IRQ_VI
1202edb6310aSDaniel Laird
1203edb6310aSDaniel Lairdconfig SOC_PNX8335
1204edb6310aSDaniel Laird	bool
1205edb6310aSDaniel Laird	select SOC_PNX833X
1206edb6310aSDaniel Laird
1207a7e07b1aSMarkos Chandrasconfig MIPS_SPRAM
1208a7e07b1aSMarkos Chandras	bool
1209a7e07b1aSMarkos Chandras
12101da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
12111da177e4SLinus Torvalds	bool
12121da177e4SLinus Torvalds
1213e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
1214e2defae5SThomas Bogendoerfer	bool
1215e2defae5SThomas Bogendoerfer
12165b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2
12175b438c44SThomas Bogendoerfer	bool
12185b438c44SThomas Bogendoerfer
1219e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
1220e2defae5SThomas Bogendoerfer	bool
1221e2defae5SThomas Bogendoerfer
1222e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
1223e2defae5SThomas Bogendoerfer	bool
1224e2defae5SThomas Bogendoerfer
1225e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
1226e2defae5SThomas Bogendoerfer	bool
1227e2defae5SThomas Bogendoerfer
1228e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
1229e2defae5SThomas Bogendoerfer	bool
1230e2defae5SThomas Bogendoerfer
1231e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1232e2defae5SThomas Bogendoerfer	bool
1233e2defae5SThomas Bogendoerfer
12340e2794b0SRalf Baechleconfig FW_ARC32
12355e83d430SRalf Baechle	bool
12365e83d430SRalf Baechle
1237aaa9fad3SPaul Bolleconfig FW_SNIPROM
1238231a35d3SThomas Bogendoerfer	bool
1239231a35d3SThomas Bogendoerfer
12401da177e4SLinus Torvaldsconfig BOOT_ELF32
12411da177e4SLinus Torvalds	bool
12421da177e4SLinus Torvalds
1243930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_4
1244930beb5aSFlorian Fainelli	bool
1245930beb5aSFlorian Fainelli
1246930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_5
1247930beb5aSFlorian Fainelli	bool
1248930beb5aSFlorian Fainelli
1249930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_6
1250930beb5aSFlorian Fainelli	bool
1251930beb5aSFlorian Fainelli
1252930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_7
1253930beb5aSFlorian Fainelli	bool
1254930beb5aSFlorian Fainelli
12551da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
12561da177e4SLinus Torvalds	int
1257a4c0201eSFlorian Fainelli	default "7" if MIPS_L1_CACHE_SHIFT_7
12585432eeb6SKevin Cernekee	default "6" if MIPS_L1_CACHE_SHIFT_6
12595432eeb6SKevin Cernekee	default "5" if MIPS_L1_CACHE_SHIFT_5
12605432eeb6SKevin Cernekee	default "4" if MIPS_L1_CACHE_SHIFT_4
12611da177e4SLinus Torvalds	default "5"
12621da177e4SLinus Torvalds
12631da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
12641da177e4SLinus Torvalds	bool
12651da177e4SLinus Torvalds
12661da177e4SLinus Torvaldsconfig ARC_CONSOLE
12671da177e4SLinus Torvalds	bool "ARC console support"
1268e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
12691da177e4SLinus Torvalds
12701da177e4SLinus Torvaldsconfig ARC_MEMORY
12711da177e4SLinus Torvalds	bool
127214b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
12731da177e4SLinus Torvalds	default y
12741da177e4SLinus Torvalds
12751da177e4SLinus Torvaldsconfig ARC_PROMLIB
12761da177e4SLinus Torvalds	bool
1277e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
12781da177e4SLinus Torvalds	default y
12791da177e4SLinus Torvalds
12800e2794b0SRalf Baechleconfig FW_ARC64
12811da177e4SLinus Torvalds	bool
12821da177e4SLinus Torvalds
12831da177e4SLinus Torvaldsconfig BOOT_ELF64
12841da177e4SLinus Torvalds	bool
12851da177e4SLinus Torvalds
12861da177e4SLinus Torvaldsmenu "CPU selection"
12871da177e4SLinus Torvalds
12881da177e4SLinus Torvaldschoice
12891da177e4SLinus Torvalds	prompt "CPU type"
12901da177e4SLinus Torvalds	default CPU_R4X00
12911da177e4SLinus Torvalds
12920e476d91SHuacai Chenconfig CPU_LOONGSON3
12930e476d91SHuacai Chen	bool "Loongson 3 CPU"
12940e476d91SHuacai Chen	depends on SYS_HAS_CPU_LOONGSON3
12950e476d91SHuacai Chen	select CPU_SUPPORTS_64BIT_KERNEL
12960e476d91SHuacai Chen	select CPU_SUPPORTS_HIGHMEM
12970e476d91SHuacai Chen	select CPU_SUPPORTS_HUGEPAGES
12980e476d91SHuacai Chen	select WEAK_ORDERING
12990e476d91SHuacai Chen	select WEAK_REORDERING_BEYOND_LLSC
1300cbfb3ea7SHuacai Chen	select ARCH_REQUIRE_GPIOLIB
13010e476d91SHuacai Chen	help
13020e476d91SHuacai Chen		The Loongson 3 processor implements the MIPS64R2 instruction
13030e476d91SHuacai Chen		set with many extensions.
13040e476d91SHuacai Chen
13053702bba5SWu Zhangjinconfig CPU_LOONGSON2E
13063702bba5SWu Zhangjin	bool "Loongson 2E"
13073702bba5SWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2E
13083702bba5SWu Zhangjin	select CPU_LOONGSON2
13092a21c730SFuxin Zhang	help
13102a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
13112a21c730SFuxin Zhang	  with many extensions.
13122a21c730SFuxin Zhang
131325985edcSLucas De Marchi	  It has an internal FPGA northbridge, which is compatible to
13146f7a251aSWu Zhangjin	  bonito64.
13156f7a251aSWu Zhangjin
13166f7a251aSWu Zhangjinconfig CPU_LOONGSON2F
13176f7a251aSWu Zhangjin	bool "Loongson 2F"
13186f7a251aSWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2F
13196f7a251aSWu Zhangjin	select CPU_LOONGSON2
1320c197da91SArnaud Patard	select ARCH_REQUIRE_GPIOLIB
13216f7a251aSWu Zhangjin	help
13226f7a251aSWu Zhangjin	  The Loongson 2F processor implements the MIPS III instruction set
13236f7a251aSWu Zhangjin	  with many extensions.
13246f7a251aSWu Zhangjin
13256f7a251aSWu Zhangjin	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
13266f7a251aSWu Zhangjin	  have a similar programming interface with FPGA northbridge used in
13276f7a251aSWu Zhangjin	  Loongson2E.
13286f7a251aSWu Zhangjin
1329ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B
1330ca585cf9SKelvin Cheung	bool "Loongson 1B"
1331ca585cf9SKelvin Cheung	depends on SYS_HAS_CPU_LOONGSON1B
1332ca585cf9SKelvin Cheung	select CPU_LOONGSON1
1333ca585cf9SKelvin Cheung	help
1334ca585cf9SKelvin Cheung	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1335ca585cf9SKelvin Cheung	  release 2 instruction set.
1336ca585cf9SKelvin Cheung
13376e760c8dSRalf Baechleconfig CPU_MIPS32_R1
13386e760c8dSRalf Baechle	bool "MIPS32 Release 1"
13397cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
13406e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1341797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1342ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13436e760c8dSRalf Baechle	help
13445e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
13451e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
13461e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
13471e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
13481e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
13491e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
13501e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
13511e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
13521e5f1caaSRalf Baechle	  performance.
13531e5f1caaSRalf Baechle
13541e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
13551e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
13567cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
13571e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1358797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1359ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1360a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
13612235a54dSSanjay Lal	select HAVE_KVM
13621e5f1caaSRalf Baechle	help
13635e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
13646e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
13656e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
13666e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13676e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
13681da177e4SLinus Torvalds
13697fd08ca5SLeonid Yegoshinconfig CPU_MIPS32_R6
13707fd08ca5SLeonid Yegoshin	bool "MIPS32 Release 6 (EXPERIMENTAL)"
13717fd08ca5SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS32_R6
13727fd08ca5SLeonid Yegoshin	select CPU_HAS_PREFETCH
13737fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_32BIT_KERNEL
13747fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_HIGHMEM
13757fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_MSA
13764e0748f5SMarkos Chandras	select GENERIC_CSUM
13777fd08ca5SLeonid Yegoshin	select HAVE_KVM
13787fd08ca5SLeonid Yegoshin	select MIPS_O32_FP64_SUPPORT
13797fd08ca5SLeonid Yegoshin	help
13807fd08ca5SLeonid Yegoshin	  Choose this option to build a kernel for release 6 or later of the
13817fd08ca5SLeonid Yegoshin	  MIPS32 architecture.  New MIPS processors, starting with the Warrior
13827fd08ca5SLeonid Yegoshin	  family, are based on a MIPS32r6 processor. If you own an older
13837fd08ca5SLeonid Yegoshin	  processor, you probably need to select MIPS32r1 or MIPS32r2 instead.
13847fd08ca5SLeonid Yegoshin
13856e760c8dSRalf Baechleconfig CPU_MIPS64_R1
13866e760c8dSRalf Baechle	bool "MIPS64 Release 1"
13877cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1388797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1389ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1390ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1391ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13929cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
13936e760c8dSRalf Baechle	help
13946e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
13956e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
13966e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
13976e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13986e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
13991e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
14001e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
14011e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
14021e5f1caaSRalf Baechle	  performance.
14031e5f1caaSRalf Baechle
14041e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
14051e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
14067cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1407797798c1SRalf Baechle	select CPU_HAS_PREFETCH
14081e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
14091e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1410ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
14119cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1412a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
14131e5f1caaSRalf Baechle	help
14141e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
14151e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
14161e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
14171e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
14181e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
14191da177e4SLinus Torvalds
14207fd08ca5SLeonid Yegoshinconfig CPU_MIPS64_R6
14217fd08ca5SLeonid Yegoshin	bool "MIPS64 Release 6 (EXPERIMENTAL)"
14227fd08ca5SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS64_R6
14237fd08ca5SLeonid Yegoshin	select CPU_HAS_PREFETCH
14247fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_32BIT_KERNEL
14257fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_64BIT_KERNEL
14267fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_HIGHMEM
14277fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_MSA
14284e0748f5SMarkos Chandras	select GENERIC_CSUM
14297fd08ca5SLeonid Yegoshin	help
14307fd08ca5SLeonid Yegoshin	  Choose this option to build a kernel for release 6 or later of the
14317fd08ca5SLeonid Yegoshin	  MIPS64 architecture.  New MIPS processors, starting with the Warrior
14327fd08ca5SLeonid Yegoshin	  family, are based on a MIPS64r6 processor. If you own an older
14337fd08ca5SLeonid Yegoshin	  processor, you probably need to select MIPS64r1 or MIPS64r2 instead.
14347fd08ca5SLeonid Yegoshin
14351da177e4SLinus Torvaldsconfig CPU_R3000
14361da177e4SLinus Torvalds	bool "R3000"
14377cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1438f7062ddbSRalf Baechle	select CPU_HAS_WB
1439ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1440797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
14411da177e4SLinus Torvalds	help
14421da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
14431da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
14441da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
14451da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
14461da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
14471da177e4SLinus Torvalds	  try to recompile with R3000.
14481da177e4SLinus Torvalds
14491da177e4SLinus Torvaldsconfig CPU_TX39XX
14501da177e4SLinus Torvalds	bool "R39XX"
14517cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1452ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
14531da177e4SLinus Torvalds
14541da177e4SLinus Torvaldsconfig CPU_VR41XX
14551da177e4SLinus Torvalds	bool "R41xx"
14567cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1457ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1458ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
14591da177e4SLinus Torvalds	help
14605e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
14611da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
14621da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
14631da177e4SLinus Torvalds	  processor or vice versa.
14641da177e4SLinus Torvalds
14651da177e4SLinus Torvaldsconfig CPU_R4300
14661da177e4SLinus Torvalds	bool "R4300"
14677cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1468ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1469ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
14701da177e4SLinus Torvalds	help
14711da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
14721da177e4SLinus Torvalds
14731da177e4SLinus Torvaldsconfig CPU_R4X00
14741da177e4SLinus Torvalds	bool "R4x00"
14757cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1476ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1477ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1478970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14791da177e4SLinus Torvalds	help
14801da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
14811da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
14821da177e4SLinus Torvalds
14831da177e4SLinus Torvaldsconfig CPU_TX49XX
14841da177e4SLinus Torvalds	bool "R49XX"
14857cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1486de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1487ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1488ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1489970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14901da177e4SLinus Torvalds
14911da177e4SLinus Torvaldsconfig CPU_R5000
14921da177e4SLinus Torvalds	bool "R5000"
14937cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1494ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1495ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1496970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14971da177e4SLinus Torvalds	help
14981da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
14991da177e4SLinus Torvalds
15001da177e4SLinus Torvaldsconfig CPU_R5432
15011da177e4SLinus Torvalds	bool "R5432"
15027cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
15035e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
15045e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1505970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15061da177e4SLinus Torvalds
1507542c1020SShinya Kuribayashiconfig CPU_R5500
1508542c1020SShinya Kuribayashi	bool "R5500"
1509542c1020SShinya Kuribayashi	depends on SYS_HAS_CPU_R5500
1510542c1020SShinya Kuribayashi	select CPU_SUPPORTS_32BIT_KERNEL
1511542c1020SShinya Kuribayashi	select CPU_SUPPORTS_64BIT_KERNEL
15129cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1513542c1020SShinya Kuribayashi	help
1514542c1020SShinya Kuribayashi	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1515542c1020SShinya Kuribayashi	  instruction set.
1516542c1020SShinya Kuribayashi
15171da177e4SLinus Torvaldsconfig CPU_R6000
15181da177e4SLinus Torvalds	bool "R6000"
15197cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1520ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
15211da177e4SLinus Torvalds	help
15221da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1523c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
15241da177e4SLinus Torvalds
15251da177e4SLinus Torvaldsconfig CPU_NEVADA
15261da177e4SLinus Torvalds	bool "RM52xx"
15277cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1528ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1529ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1530970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15311da177e4SLinus Torvalds	help
15321da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
15331da177e4SLinus Torvalds
15341da177e4SLinus Torvaldsconfig CPU_R8000
15351da177e4SLinus Torvalds	bool "R8000"
15367cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
15375e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1538ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
15391da177e4SLinus Torvalds	help
15401da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
15411da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
15421da177e4SLinus Torvalds
15431da177e4SLinus Torvaldsconfig CPU_R10000
15441da177e4SLinus Torvalds	bool "R10000"
15457cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
15465e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1547ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1548ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1549797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1550970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15511da177e4SLinus Torvalds	help
15521da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
15531da177e4SLinus Torvalds
15541da177e4SLinus Torvaldsconfig CPU_RM7000
15551da177e4SLinus Torvalds	bool "RM7000"
15567cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
15575e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1558ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1559ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1560797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1561970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15621da177e4SLinus Torvalds
15631da177e4SLinus Torvaldsconfig CPU_SB1
15641da177e4SLinus Torvalds	bool "SB1"
15657cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1566ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1567ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1568797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1569970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15700004a9dfSRalf Baechle	select WEAK_ORDERING
15711da177e4SLinus Torvalds
1572a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON
1573a86c7f72SDavid Daney	bool "Cavium Octeon processor"
15745e683389SDavid Daney	depends on SYS_HAS_CPU_CAVIUM_OCTEON
1575a86c7f72SDavid Daney	select CPU_HAS_PREFETCH
1576a86c7f72SDavid Daney	select CPU_SUPPORTS_64BIT_KERNEL
1577a86c7f72SDavid Daney	select WEAK_ORDERING
1578a86c7f72SDavid Daney	select CPU_SUPPORTS_HIGHMEM
15799cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1580df115f3eSBen Hutchings	select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1581df115f3eSBen Hutchings	select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1582930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
1583a86c7f72SDavid Daney	help
1584a86c7f72SDavid Daney	  The Cavium Octeon processor is a highly integrated chip containing
1585a86c7f72SDavid Daney	  many ethernet hardware widgets for networking tasks. The processor
1586a86c7f72SDavid Daney	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1587a86c7f72SDavid Daney	  Full details can be found at http://www.caviumnetworks.com.
1588a86c7f72SDavid Daney
1589cd746249SJonas Gorskiconfig CPU_BMIPS
1590cd746249SJonas Gorski	bool "Broadcom BMIPS"
1591cd746249SJonas Gorski	depends on SYS_HAS_CPU_BMIPS
1592cd746249SJonas Gorski	select CPU_MIPS32
1593fe7f62c0SJonas Gorski	select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1594cd746249SJonas Gorski	select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1595cd746249SJonas Gorski	select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1596cd746249SJonas Gorski	select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1597cd746249SJonas Gorski	select CPU_SUPPORTS_32BIT_KERNEL
1598cd746249SJonas Gorski	select DMA_NONCOHERENT
159967e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1600cd746249SJonas Gorski	select SWAP_IO_SPACE
1601cd746249SJonas Gorski	select WEAK_ORDERING
1602c1c0c461SKevin Cernekee	select CPU_SUPPORTS_HIGHMEM
160369aaf9c8SJonas Gorski	select CPU_HAS_PREFETCH
1604c1c0c461SKevin Cernekee	help
1605fe7f62c0SJonas Gorski	  Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1606c1c0c461SKevin Cernekee
16077f058e85SJayachandran Cconfig CPU_XLR
16087f058e85SJayachandran C	bool "Netlogic XLR SoC"
16097f058e85SJayachandran C	depends on SYS_HAS_CPU_XLR
16107f058e85SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
16117f058e85SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
16127f058e85SJayachandran C	select CPU_SUPPORTS_HIGHMEM
1613970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
16147f058e85SJayachandran C	select WEAK_ORDERING
16157f058e85SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
16167f058e85SJayachandran C	help
16177f058e85SJayachandran C	  Netlogic Microsystems XLR/XLS processors.
16181c773ea4SJayachandran C
16191c773ea4SJayachandran Cconfig CPU_XLP
16201c773ea4SJayachandran C	bool "Netlogic XLP SoC"
16211c773ea4SJayachandran C	depends on SYS_HAS_CPU_XLP
16221c773ea4SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
16231c773ea4SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
16241c773ea4SJayachandran C	select CPU_SUPPORTS_HIGHMEM
16251c773ea4SJayachandran C	select WEAK_ORDERING
16261c773ea4SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
16271c773ea4SJayachandran C	select CPU_HAS_PREFETCH
1628d6504846SJayachandran C	select CPU_MIPSR2
1629ddba6833SPrem Mallappa	select CPU_SUPPORTS_HUGEPAGES
16301c773ea4SJayachandran C	help
16311c773ea4SJayachandran C	  Netlogic Microsystems XLP processors.
16321da177e4SLinus Torvaldsendchoice
16331da177e4SLinus Torvalds
1634a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_FEATURES
1635a6e18781SLeonid Yegoshin	bool "MIPS32 Release 3.5 Features"
1636a6e18781SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS32_R3_5
16377fd08ca5SLeonid Yegoshin	depends on CPU_MIPS32_R2 || CPU_MIPS32_R6
1638a6e18781SLeonid Yegoshin	help
1639a6e18781SLeonid Yegoshin	  Choose this option to build a kernel for release 2 or later of the
1640a6e18781SLeonid Yegoshin	  MIPS32 architecture including features from the 3.5 release such as
1641a6e18781SLeonid Yegoshin	  support for Enhanced Virtual Addressing (EVA).
1642a6e18781SLeonid Yegoshin
1643a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_EVA
1644a6e18781SLeonid Yegoshin	bool "Enhanced Virtual Addressing (EVA)"
1645a6e18781SLeonid Yegoshin	depends on CPU_MIPS32_3_5_FEATURES
1646a6e18781SLeonid Yegoshin	select EVA
1647a6e18781SLeonid Yegoshin	default y
1648a6e18781SLeonid Yegoshin	help
1649a6e18781SLeonid Yegoshin	  Choose this option if you want to enable the Enhanced Virtual
1650a6e18781SLeonid Yegoshin	  Addressing (EVA) on your MIPS32 core (such as proAptiv).
1651a6e18781SLeonid Yegoshin	  One of its primary benefits is an increase in the maximum size
1652a6e18781SLeonid Yegoshin	  of lowmem (up to 3GB). If unsure, say 'N' here.
1653a6e18781SLeonid Yegoshin
1654c5b36783SSteven J. Hillconfig CPU_MIPS32_R5_FEATURES
1655c5b36783SSteven J. Hill	bool "MIPS32 Release 5 Features"
1656c5b36783SSteven J. Hill	depends on SYS_HAS_CPU_MIPS32_R5
1657c5b36783SSteven J. Hill	depends on CPU_MIPS32_R2
1658c5b36783SSteven J. Hill	help
1659c5b36783SSteven J. Hill	  Choose this option to build a kernel for release 2 or later of the
1660c5b36783SSteven J. Hill	  MIPS32 architecture including features from release 5 such as
1661c5b36783SSteven J. Hill	  support for Extended Physical Addressing (XPA).
1662c5b36783SSteven J. Hill
1663c5b36783SSteven J. Hillconfig CPU_MIPS32_R5_XPA
1664c5b36783SSteven J. Hill	bool "Extended Physical Addressing (XPA)"
1665c5b36783SSteven J. Hill	depends on CPU_MIPS32_R5_FEATURES
1666c5b36783SSteven J. Hill	depends on !EVA
1667c5b36783SSteven J. Hill	depends on !PAGE_SIZE_4KB
1668c5b36783SSteven J. Hill	depends on SYS_SUPPORTS_HIGHMEM
1669c5b36783SSteven J. Hill	select XPA
1670c5b36783SSteven J. Hill	select HIGHMEM
1671c5b36783SSteven J. Hill	select ARCH_PHYS_ADDR_T_64BIT
1672c5b36783SSteven J. Hill	default n
1673c5b36783SSteven J. Hill	help
1674c5b36783SSteven J. Hill	  Choose this option if you want to enable the Extended Physical
1675c5b36783SSteven J. Hill	  Addressing (XPA) on your MIPS32 core (such as P5600 series). The
1676c5b36783SSteven J. Hill	  benefit is to increase physical addressing equal to or greater
1677c5b36783SSteven J. Hill	  than 40 bits. Note that this has the side effect of turning on
1678c5b36783SSteven J. Hill	  64-bit addressing which in turn makes the PTEs 64-bit in size.
1679c5b36783SSteven J. Hill	  If unsure, say 'N' here.
1680c5b36783SSteven J. Hill
1681622844bfSWu Zhangjinif CPU_LOONGSON2F
1682622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS
1683622844bfSWu Zhangjin	bool
1684622844bfSWu Zhangjin
1685622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS
1686622844bfSWu Zhangjin	bool
1687622844bfSWu Zhangjin
1688622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS
1689622844bfSWu Zhangjin	bool "Loongson 2F Workarounds"
1690622844bfSWu Zhangjin	default y
1691622844bfSWu Zhangjin	select CPU_NOP_WORKAROUNDS
1692622844bfSWu Zhangjin	select CPU_JUMP_WORKAROUNDS
1693622844bfSWu Zhangjin	help
1694622844bfSWu Zhangjin	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1695622844bfSWu Zhangjin	  require workarounds.  Without workarounds the system may hang
1696622844bfSWu Zhangjin	  unexpectedly.  For more information please refer to the gas
1697622844bfSWu Zhangjin	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1698622844bfSWu Zhangjin
1699622844bfSWu Zhangjin	  Loongson 2F03 and later have fixed these issues and no workarounds
1700622844bfSWu Zhangjin	  are needed.  The workarounds have no significant side effect on them
1701622844bfSWu Zhangjin	  but may decrease the performance of the system so this option should
1702622844bfSWu Zhangjin	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
1703622844bfSWu Zhangjin	  systems.
1704622844bfSWu Zhangjin
1705622844bfSWu Zhangjin	  If unsure, please say Y.
1706622844bfSWu Zhangjinendif # CPU_LOONGSON2F
1707622844bfSWu Zhangjin
17081b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT
17091b93b3c3SWu Zhangjin	bool
17101b93b3c3SWu Zhangjin	select HAVE_KERNEL_GZIP
17111b93b3c3SWu Zhangjin	select HAVE_KERNEL_BZIP2
171231c4867dSFlorian Fainelli	select HAVE_KERNEL_LZ4
17131b93b3c3SWu Zhangjin	select HAVE_KERNEL_LZMA
1714fe1d45e0SWu Zhangjin	select HAVE_KERNEL_LZO
17154e23eb63SFlorian Fainelli	select HAVE_KERNEL_XZ
17161b93b3c3SWu Zhangjin
17171b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550
17181b93b3c3SWu Zhangjin	bool
17191b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
17201b93b3c3SWu Zhangjin
17213702bba5SWu Zhangjinconfig CPU_LOONGSON2
17223702bba5SWu Zhangjin	bool
17233702bba5SWu Zhangjin	select CPU_SUPPORTS_32BIT_KERNEL
17243702bba5SWu Zhangjin	select CPU_SUPPORTS_64BIT_KERNEL
17253702bba5SWu Zhangjin	select CPU_SUPPORTS_HIGHMEM
1726970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
17273702bba5SWu Zhangjin
1728ca585cf9SKelvin Cheungconfig CPU_LOONGSON1
1729ca585cf9SKelvin Cheung	bool
1730ca585cf9SKelvin Cheung	select CPU_MIPS32
1731ca585cf9SKelvin Cheung	select CPU_MIPSR2
1732ca585cf9SKelvin Cheung	select CPU_HAS_PREFETCH
1733ca585cf9SKelvin Cheung	select CPU_SUPPORTS_32BIT_KERNEL
1734ca585cf9SKelvin Cheung	select CPU_SUPPORTS_HIGHMEM
1735f29ad10dSKelvin Cheung	select CPU_SUPPORTS_CPUFREQ
1736ca585cf9SKelvin Cheung
1737fe7f62c0SJonas Gorskiconfig CPU_BMIPS32_3300
173804fa8bf7SJonas Gorski	select SMP_UP if SMP
17391bbb6c1bSKevin Cernekee	bool
1740cd746249SJonas Gorski
1741cd746249SJonas Gorskiconfig CPU_BMIPS4350
1742cd746249SJonas Gorski	bool
1743cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1744cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1745cd746249SJonas Gorski
1746cd746249SJonas Gorskiconfig CPU_BMIPS4380
1747cd746249SJonas Gorski	bool
1748bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
1749cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1750cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1751cd746249SJonas Gorski
1752cd746249SJonas Gorskiconfig CPU_BMIPS5000
1753cd746249SJonas Gorski	bool
1754cd746249SJonas Gorski	select MIPS_CPU_SCACHE
1755bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_7
1756cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1757cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
17581bbb6c1bSKevin Cernekee
17590e476d91SHuacai Chenconfig SYS_HAS_CPU_LOONGSON3
17600e476d91SHuacai Chen	bool
17610e476d91SHuacai Chen	select CPU_SUPPORTS_CPUFREQ
17620e476d91SHuacai Chen
17633702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E
17642a21c730SFuxin Zhang	bool
17652a21c730SFuxin Zhang
17666f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F
17676f7a251aSWu Zhangjin	bool
176855045ff5SWu Zhangjin	select CPU_SUPPORTS_CPUFREQ
176955045ff5SWu Zhangjin	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
177022f1fdfdSWu Zhangjin	select CPU_SUPPORTS_UNCACHED_ACCELERATED
17716f7a251aSWu Zhangjin
1772ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B
1773ca585cf9SKelvin Cheung	bool
1774ca585cf9SKelvin Cheung
17757cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
17767cf8053bSRalf Baechle	bool
17777cf8053bSRalf Baechle
17787cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
17797cf8053bSRalf Baechle	bool
17807cf8053bSRalf Baechle
1781a6e18781SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS32_R3_5
1782a6e18781SLeonid Yegoshin	bool
1783a6e18781SLeonid Yegoshin
1784c5b36783SSteven J. Hillconfig SYS_HAS_CPU_MIPS32_R5
1785c5b36783SSteven J. Hill	bool
1786c5b36783SSteven J. Hill
17877fd08ca5SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS32_R6
17887fd08ca5SLeonid Yegoshin	bool
17897fd08ca5SLeonid Yegoshin
17907cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
17917cf8053bSRalf Baechle	bool
17927cf8053bSRalf Baechle
17937cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
17947cf8053bSRalf Baechle	bool
17957cf8053bSRalf Baechle
17967fd08ca5SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS64_R6
17977fd08ca5SLeonid Yegoshin	bool
17987fd08ca5SLeonid Yegoshin
17997cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
18007cf8053bSRalf Baechle	bool
18017cf8053bSRalf Baechle
18027cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
18037cf8053bSRalf Baechle	bool
18047cf8053bSRalf Baechle
18057cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
18067cf8053bSRalf Baechle	bool
18077cf8053bSRalf Baechle
18087cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
18097cf8053bSRalf Baechle	bool
18107cf8053bSRalf Baechle
18117cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
18127cf8053bSRalf Baechle	bool
18137cf8053bSRalf Baechle
18147cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
18157cf8053bSRalf Baechle	bool
18167cf8053bSRalf Baechle
18177cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
18187cf8053bSRalf Baechle	bool
18197cf8053bSRalf Baechle
18207cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
18217cf8053bSRalf Baechle	bool
18227cf8053bSRalf Baechle
1823542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500
1824542c1020SShinya Kuribayashi	bool
1825542c1020SShinya Kuribayashi
18267cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
18277cf8053bSRalf Baechle	bool
18287cf8053bSRalf Baechle
18297cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
18307cf8053bSRalf Baechle	bool
18317cf8053bSRalf Baechle
18327cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
18337cf8053bSRalf Baechle	bool
18347cf8053bSRalf Baechle
18357cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
18367cf8053bSRalf Baechle	bool
18377cf8053bSRalf Baechle
18387cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
18397cf8053bSRalf Baechle	bool
18407cf8053bSRalf Baechle
18417cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
18427cf8053bSRalf Baechle	bool
18437cf8053bSRalf Baechle
18445e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON
18455e683389SDavid Daney	bool
18465e683389SDavid Daney
1847cd746249SJonas Gorskiconfig SYS_HAS_CPU_BMIPS
1848c1c0c461SKevin Cernekee	bool
1849c1c0c461SKevin Cernekee
1850fe7f62c0SJonas Gorskiconfig SYS_HAS_CPU_BMIPS32_3300
1851c1c0c461SKevin Cernekee	bool
1852cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1853c1c0c461SKevin Cernekee
1854c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350
1855c1c0c461SKevin Cernekee	bool
1856cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1857c1c0c461SKevin Cernekee
1858c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380
1859c1c0c461SKevin Cernekee	bool
1860cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1861c1c0c461SKevin Cernekee
1862c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000
1863c1c0c461SKevin Cernekee	bool
1864cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1865c1c0c461SKevin Cernekee
18667f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR
18677f058e85SJayachandran C	bool
18687f058e85SJayachandran C
18691c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP
18701c773ea4SJayachandran C	bool
18711c773ea4SJayachandran C
1872b6911bbaSPaul Burtonconfig MIPS_MALTA_PM
1873b6911bbaSPaul Burton	depends on MIPS_MALTA
1874b6911bbaSPaul Burton	depends on PCI
1875b6911bbaSPaul Burton	bool
1876b6911bbaSPaul Burton	default y
1877b6911bbaSPaul Burton
187817099b11SRalf Baechle#
187917099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
188017099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
188117099b11SRalf Baechle#
18820004a9dfSRalf Baechleconfig WEAK_ORDERING
18830004a9dfSRalf Baechle	bool
188417099b11SRalf Baechle
188517099b11SRalf Baechle#
188617099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
188717099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
188817099b11SRalf Baechle#
188917099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
189017099b11SRalf Baechle	bool
18915e83d430SRalf Baechleendmenu
18925e83d430SRalf Baechle
18935e83d430SRalf Baechle#
18945e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
18955e83d430SRalf Baechle#
18965e83d430SRalf Baechleconfig CPU_MIPS32
18975e83d430SRalf Baechle	bool
18987fd08ca5SLeonid Yegoshin	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
18995e83d430SRalf Baechle
19005e83d430SRalf Baechleconfig CPU_MIPS64
19015e83d430SRalf Baechle	bool
19027fd08ca5SLeonid Yegoshin	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
19035e83d430SRalf Baechle
19045e83d430SRalf Baechle#
1905c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
19065e83d430SRalf Baechle#
19075e83d430SRalf Baechleconfig CPU_MIPSR1
19085e83d430SRalf Baechle	bool
19095e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
19105e83d430SRalf Baechle
19115e83d430SRalf Baechleconfig CPU_MIPSR2
19125e83d430SRalf Baechle	bool
1913a86c7f72SDavid Daney	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1914a7e07b1aSMarkos Chandras	select MIPS_SPRAM
19155e83d430SRalf Baechle
19167fd08ca5SLeonid Yegoshinconfig CPU_MIPSR6
19177fd08ca5SLeonid Yegoshin	bool
19187fd08ca5SLeonid Yegoshin	default y if CPU_MIPS32_R6 || CPU_MIPS64_R6
1919a7e07b1aSMarkos Chandras	select MIPS_SPRAM
19205e83d430SRalf Baechle
1921a6e18781SLeonid Yegoshinconfig EVA
1922a6e18781SLeonid Yegoshin	bool
1923a6e18781SLeonid Yegoshin
1924c5b36783SSteven J. Hillconfig XPA
1925c5b36783SSteven J. Hill	bool
1926c5b36783SSteven J. Hill
19275e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
19285e83d430SRalf Baechle	bool
19295e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
19305e83d430SRalf Baechle	bool
19315e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
19325e83d430SRalf Baechle	bool
19335e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
19345e83d430SRalf Baechle	bool
193555045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ
193655045ff5SWu Zhangjin	bool
193755045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG
193855045ff5SWu Zhangjin	bool
19399cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES
19409cffd154SDavid Daney	bool
194122f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED
194222f1fdfdSWu Zhangjin	bool
194382622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT
194482622284SDavid Daney	bool
1945d6504846SJayachandran C	default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
19465e83d430SRalf Baechle
19478192c9eaSDavid Daney#
19488192c9eaSDavid Daney# Set to y for ptrace access to watch registers.
19498192c9eaSDavid Daney#
19508192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS
19518192c9eaSDavid Daney       bool
1952f839490aSDavid Daney       default y if CPU_MIPSR1 || CPU_MIPSR2
19538192c9eaSDavid Daney
19545e83d430SRalf Baechlemenu "Kernel type"
19555e83d430SRalf Baechle
19565e83d430SRalf Baechlechoice
19575e83d430SRalf Baechle	prompt "Kernel code model"
19585e83d430SRalf Baechle	help
19595e83d430SRalf Baechle	  You should only select this option if you have a workload that
19605e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
19615e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
19625e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
19635e83d430SRalf Baechle
19645e83d430SRalf Baechleconfig 32BIT
19655e83d430SRalf Baechle	bool "32-bit kernel"
19665e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
19675e83d430SRalf Baechle	select TRAD_SIGNALS
19685e83d430SRalf Baechle	help
19695e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
19705e83d430SRalf Baechleconfig 64BIT
19715e83d430SRalf Baechle	bool "64-bit kernel"
19725e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
19735e83d430SRalf Baechle	help
19745e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
19755e83d430SRalf Baechle
19765e83d430SRalf Baechleendchoice
19775e83d430SRalf Baechle
19782235a54dSSanjay Lalconfig KVM_GUEST
19792235a54dSSanjay Lal	bool "KVM Guest Kernel"
1980f2a5b1d7SJames Hogan	depends on BROKEN_ON_SMP
19812235a54dSSanjay Lal	help
19822235a54dSSanjay Lal	  Select this option if building a guest kernel for KVM (Trap & Emulate) mode
19832235a54dSSanjay Lal
1984eda3d33cSJames Hoganconfig KVM_GUEST_TIMER_FREQ
1985eda3d33cSJames Hogan	int "Count/Compare Timer Frequency (MHz)"
19862235a54dSSanjay Lal	depends on KVM_GUEST
1987eda3d33cSJames Hogan	default 100
19882235a54dSSanjay Lal	help
1989eda3d33cSJames Hogan	  Set this to non-zero if building a guest kernel for KVM to skip RTC
1990eda3d33cSJames Hogan	  emulation when determining guest CPU Frequency. Instead, the guest's
1991eda3d33cSJames Hogan	  timer frequency is specified directly.
19922235a54dSSanjay Lal
19931da177e4SLinus Torvaldschoice
19941da177e4SLinus Torvalds	prompt "Kernel page size"
19951da177e4SLinus Torvalds	default PAGE_SIZE_4KB
19961da177e4SLinus Torvalds
19971da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
19981da177e4SLinus Torvalds	bool "4kB"
19990e476d91SHuacai Chen	depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
20001da177e4SLinus Torvalds	help
20011da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
20021da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
20031da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
20041da177e4SLinus Torvalds	 recommended for low memory systems.
20051da177e4SLinus Torvalds
20061da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
20071da177e4SLinus Torvalds	bool "8kB"
20087d60717eSKees Cook	depends on CPU_R8000 || CPU_CAVIUM_OCTEON
20091da177e4SLinus Torvalds	help
20101da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
20111da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
2012c52399beSRalf Baechle	  only on R8000 and cnMIPS processors.  Note that you will need a
2013c52399beSRalf Baechle	  suitable Linux distribution to support this.
20141da177e4SLinus Torvalds
20151da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
20161da177e4SLinus Torvalds	bool "16kB"
2017714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
20181da177e4SLinus Torvalds	help
20191da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
20201da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
2021714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
2022714bfad6SRalf Baechle	  Linux distribution to support this.
20231da177e4SLinus Torvalds
2024c52399beSRalf Baechleconfig PAGE_SIZE_32KB
2025c52399beSRalf Baechle	bool "32kB"
2026c52399beSRalf Baechle	depends on CPU_CAVIUM_OCTEON
2027c52399beSRalf Baechle	help
2028c52399beSRalf Baechle	  Using 32kB page size will result in higher performance kernel at
2029c52399beSRalf Baechle	  the price of higher memory consumption.  This option is available
2030c52399beSRalf Baechle	  only on cnMIPS cores.  Note that you will need a suitable Linux
2031c52399beSRalf Baechle	  distribution to support this.
2032c52399beSRalf Baechle
20331da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
20341da177e4SLinus Torvalds	bool "64kB"
20357d60717eSKees Cook	depends on !CPU_R3000 && !CPU_TX39XX
20361da177e4SLinus Torvalds	help
20371da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
20381da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
20391da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
2040714bfad6SRalf Baechle	  writing this option is still high experimental.
20411da177e4SLinus Torvalds
20421da177e4SLinus Torvaldsendchoice
20431da177e4SLinus Torvalds
2044c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER
2045c9bace7cSDavid Daney	int "Maximum zone order"
2046e4362d1eSAlex Smith	range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2047e4362d1eSAlex Smith	default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2048e4362d1eSAlex Smith	range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2049e4362d1eSAlex Smith	default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2050e4362d1eSAlex Smith	range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
2051e4362d1eSAlex Smith	default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
2052c9bace7cSDavid Daney	range 11 64
2053c9bace7cSDavid Daney	default "11"
2054c9bace7cSDavid Daney	help
2055c9bace7cSDavid Daney	  The kernel memory allocator divides physically contiguous memory
2056c9bace7cSDavid Daney	  blocks into "zones", where each zone is a power of two number of
2057c9bace7cSDavid Daney	  pages.  This option selects the largest power of two that the kernel
2058c9bace7cSDavid Daney	  keeps in the memory allocator.  If you need to allocate very large
2059c9bace7cSDavid Daney	  blocks of physically contiguous memory, then you may need to
2060c9bace7cSDavid Daney	  increase this value.
2061c9bace7cSDavid Daney
2062c9bace7cSDavid Daney	  This config option is actually maximum order plus one. For example,
2063c9bace7cSDavid Daney	  a value of 11 means that the largest free memory block is 2^10 pages.
2064c9bace7cSDavid Daney
2065c9bace7cSDavid Daney	  The page size is not necessarily 4KB.  Keep this in mind
2066c9bace7cSDavid Daney	  when choosing a value for this option.
2067c9bace7cSDavid Daney
20681da177e4SLinus Torvaldsconfig BOARD_SCACHE
20691da177e4SLinus Torvalds	bool
20701da177e4SLinus Torvalds
20711da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
20721da177e4SLinus Torvalds	bool
20731da177e4SLinus Torvalds	select BOARD_SCACHE
20741da177e4SLinus Torvalds
20759318c51aSChris Dearman#
20769318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
20779318c51aSChris Dearman#
20789318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
20799318c51aSChris Dearman	bool
20809318c51aSChris Dearman	select BOARD_SCACHE
20819318c51aSChris Dearman
20821da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
20831da177e4SLinus Torvalds	bool
20841da177e4SLinus Torvalds	select BOARD_SCACHE
20851da177e4SLinus Torvalds
20861da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
20871da177e4SLinus Torvalds	bool
20881da177e4SLinus Torvalds	select BOARD_SCACHE
20891da177e4SLinus Torvalds
20901da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
20911da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
20921da177e4SLinus Torvalds	depends on CPU_SB1
20931da177e4SLinus Torvalds	help
20941da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
20951da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
20961da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
20971da177e4SLinus Torvalds
20981da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
2099c8094b53SRalf Baechle	bool
21001da177e4SLinus Torvalds
21013165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB
21023165c846SFlorian Fainelli	bool
21033165c846SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX)
21043165c846SFlorian Fainelli
210591405eb6SFlorian Fainelliconfig CPU_R4K_FPU
210691405eb6SFlorian Fainelli	bool
210791405eb6SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
210891405eb6SFlorian Fainelli
210962cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB
211062cedc4fSFlorian Fainelli	bool
211162cedc4fSFlorian Fainelli	default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
211262cedc4fSFlorian Fainelli
211359d6ab86SRalf Baechleconfig MIPS_MT_SMP
2114a92b7f87SMarkos Chandras	bool "MIPS MT SMP support (1 TC on each available VPE)"
211559d6ab86SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
211659d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
2117d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
2118c080faa5SSteven J. Hill	select SYNC_R4K
21190c2cb004SPaul Burton	select MIPS_GIC_IPI
212059d6ab86SRalf Baechle	select MIPS_MT
212159d6ab86SRalf Baechle	select SMP
212287353d8aSRalf Baechle	select SMP_UP
2123c080faa5SSteven J. Hill	select SYS_SUPPORTS_SMP
2124c080faa5SSteven J. Hill	select SYS_SUPPORTS_SCHED_SMT
2125399aaa25SAl Cooper	select MIPS_PERF_SHARED_TC_COUNTERS
212659d6ab86SRalf Baechle	help
2127c080faa5SSteven J. Hill	  This is a kernel model which is known as SMVP. This is supported
2128c080faa5SSteven J. Hill	  on cores with the MT ASE and uses the available VPEs to implement
2129c080faa5SSteven J. Hill	  virtual processors which supports SMP. This is equivalent to the
2130c080faa5SSteven J. Hill	  Intel Hyperthreading feature. For further information go to
2131c080faa5SSteven J. Hill	  <http://www.imgtec.com/mips/mips-multithreading.asp>.
213259d6ab86SRalf Baechle
2133f41ae0b2SRalf Baechleconfig MIPS_MT
2134f41ae0b2SRalf Baechle	bool
2135f41ae0b2SRalf Baechle
21360ab7aefcSRalf Baechleconfig SCHED_SMT
21370ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
21380ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
21390ab7aefcSRalf Baechle	default n
21400ab7aefcSRalf Baechle	help
21410ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
21420ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
21430ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
21440ab7aefcSRalf Baechle
21450ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
21460ab7aefcSRalf Baechle	bool
21470ab7aefcSRalf Baechle
2148f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
2149f41ae0b2SRalf Baechle	bool
2150f41ae0b2SRalf Baechle
2151f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
2152f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
2153f088fc84SRalf Baechle	default y
2154b633648cSRalf Baechle	depends on MIPS_MT_SMP
215507cc0c9eSRalf Baechle
2156b0a668fbSLeonid Yegoshinconfig MIPSR2_TO_R6_EMULATOR
2157b0a668fbSLeonid Yegoshin	bool "MIPS R2-to-R6 emulator"
2158b0a668fbSLeonid Yegoshin	depends on CPU_MIPSR6 && !SMP
2159b0a668fbSLeonid Yegoshin	default y
2160b0a668fbSLeonid Yegoshin	help
2161b0a668fbSLeonid Yegoshin	  Choose this option if you want to run non-R6 MIPS userland code.
2162b0a668fbSLeonid Yegoshin	  Even if you say 'Y' here, the emulator will still be disabled by
216307edf0d4SMarkos Chandras	  default. You can enable it using the 'mipsr2emu' kernel option.
2164b0a668fbSLeonid Yegoshin	  The only reason this is a build-time option is to save ~14K from the
2165b0a668fbSLeonid Yegoshin	  final kernel image.
2166b0a668fbSLeonid Yegoshincomment "MIPS R2-to-R6 emulator is only available for UP kernels"
2167b0a668fbSLeonid Yegoshin	depends on SMP && CPU_MIPSR6
2168b0a668fbSLeonid Yegoshin
216907cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
217007cc0c9eSRalf Baechle	bool "VPE loader support."
2171704e6460SMarkos Chandras	depends on SYS_SUPPORTS_MULTITHREADING && MODULES
217207cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
217307cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
217407cc0c9eSRalf Baechle	select MIPS_MT
217507cc0c9eSRalf Baechle	help
217607cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
217707cc0c9eSRalf Baechle	  onto another VPE and running it.
2178f088fc84SRalf Baechle
217917a1d523SDeng-Cheng Zhuconfig MIPS_VPE_LOADER_CMP
218017a1d523SDeng-Cheng Zhu	bool
218117a1d523SDeng-Cheng Zhu	default "y"
218217a1d523SDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && MIPS_CMP
218317a1d523SDeng-Cheng Zhu
21841a2a6d7eSDeng-Cheng Zhuconfig MIPS_VPE_LOADER_MT
21851a2a6d7eSDeng-Cheng Zhu	bool
21861a2a6d7eSDeng-Cheng Zhu	default "y"
21871a2a6d7eSDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && !MIPS_CMP
21881a2a6d7eSDeng-Cheng Zhu
2189e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
2190e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
2191e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
2192e01402b1SRalf Baechle	default y
2193e01402b1SRalf Baechle	help
2194e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
2195e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
2196e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
2197e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
2198e01402b1SRalf Baechle
2199e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
2200e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
2201e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
22025e83d430SRalf Baechle	help
2203e01402b1SRalf Baechle
2204da615cf6SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_CMP
2205da615cf6SDeng-Cheng Zhu	bool
2206da615cf6SDeng-Cheng Zhu	default "y"
2207da615cf6SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && MIPS_CMP
2208da615cf6SDeng-Cheng Zhu
22092c973ef0SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_MT
22102c973ef0SDeng-Cheng Zhu	bool
22112c973ef0SDeng-Cheng Zhu	default "y"
22122c973ef0SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && !MIPS_CMP
22132c973ef0SDeng-Cheng Zhu
22144a16ff4cSRalf Baechleconfig MIPS_CMP
22155cac93b3SPaul Burton	bool "MIPS CMP framework support (DEPRECATED)"
2216b633648cSRalf Baechle	depends on SYS_SUPPORTS_MIPS_CMP
221772e20142SPaul Burton	select MIPS_GIC_IPI
2218b10b43baSMarkos Chandras	select SMP
2219eb9b5141STim Anderson	select SYNC_R4K
2220b10b43baSMarkos Chandras	select SYS_SUPPORTS_SMP
22214a16ff4cSRalf Baechle	select WEAK_ORDERING
22224a16ff4cSRalf Baechle	default n
22234a16ff4cSRalf Baechle	help
2224044505c7SPaul Burton	  Select this if you are using a bootloader which implements the "CMP
2225044505c7SPaul Burton	  framework" protocol (ie. YAMON) and want your kernel to make use of
2226044505c7SPaul Burton	  its ability to start secondary CPUs.
22274a16ff4cSRalf Baechle
22285cac93b3SPaul Burton	  Unless you have a specific need, you should use CONFIG_MIPS_CPS
22295cac93b3SPaul Burton	  instead of this.
22305cac93b3SPaul Burton
22310ee958e1SPaul Burtonconfig MIPS_CPS
22320ee958e1SPaul Burton	bool "MIPS Coherent Processing System support"
22336ca716f2SMarkos Chandras	depends on SYS_SUPPORTS_MIPS_CPS && !64BIT
22340ee958e1SPaul Burton	select MIPS_CM
22350ee958e1SPaul Burton	select MIPS_CPC
22361d8f1f5aSPaul Burton	select MIPS_CPS_PM if HOTPLUG_CPU
22370ee958e1SPaul Burton	select MIPS_GIC_IPI
22380ee958e1SPaul Burton	select SMP
22390ee958e1SPaul Burton	select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
22401d8f1f5aSPaul Burton	select SYS_SUPPORTS_HOTPLUG_CPU
22410ee958e1SPaul Burton	select SYS_SUPPORTS_SMP
22420ee958e1SPaul Burton	select WEAK_ORDERING
22430ee958e1SPaul Burton	help
22440ee958e1SPaul Burton	  Select this if you wish to run an SMP kernel across multiple cores
22450ee958e1SPaul Burton	  within a MIPS Coherent Processing System. When this option is
22460ee958e1SPaul Burton	  enabled the kernel will probe for other cores and boot them with
22470ee958e1SPaul Burton	  no external assistance. It is safe to enable this when hardware
22480ee958e1SPaul Burton	  support is unavailable.
22490ee958e1SPaul Burton
22503179d37eSPaul Burtonconfig MIPS_CPS_PM
225139a59593SMarkos Chandras	depends on MIPS_CPS
2252a8b84677SPaul Burton	select MIPS_CPC
22533179d37eSPaul Burton	bool
22543179d37eSPaul Burton
225572e20142SPaul Burtonconfig MIPS_GIC_IPI
225672e20142SPaul Burton	bool
225772e20142SPaul Burton
22589f98f3ddSPaul Burtonconfig MIPS_CM
22599f98f3ddSPaul Burton	bool
22609f98f3ddSPaul Burton
22619c38cf44SPaul Burtonconfig MIPS_CPC
22629c38cf44SPaul Burton	bool
22632600990eSRalf Baechle
22641da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS
22651da177e4SLinus Torvalds	bool
22661da177e4SLinus Torvalds	depends on CPU_SB1_PASS_1
22671da177e4SLinus Torvalds	default y
22681da177e4SLinus Torvalds
22691da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
22701da177e4SLinus Torvalds	bool
22711da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
22721da177e4SLinus Torvalds	default y
22731da177e4SLinus Torvalds
22741da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
22751da177e4SLinus Torvalds	bool
22761da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
22771da177e4SLinus Torvalds	default y
22781da177e4SLinus Torvalds
22792235a54dSSanjay Lal
228060ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT
228134adb28dSRalf Baechle       bool
228260ec6571Spascal@pabr.org
22839e2b5372SMarkos Chandraschoice
22849e2b5372SMarkos Chandras	prompt "SmartMIPS or microMIPS ASE support"
22859e2b5372SMarkos Chandras
22869e2b5372SMarkos Chandrasconfig CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
22879e2b5372SMarkos Chandras	bool "None"
22889e2b5372SMarkos Chandras	help
22899e2b5372SMarkos Chandras	  Select this if you want neither microMIPS nor SmartMIPS support
22909e2b5372SMarkos Chandras
22919693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
22929693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
22939e2b5372SMarkos Chandras	bool "SmartMIPS"
22949693a853SFranck Bui-Huu	help
22959693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
22969693a853SFranck Bui-Huu	  increased security at both hardware and software level for
22979693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
22989693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
22999693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
23009693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
23019693a853SFranck Bui-Huu	  here.
23029693a853SFranck Bui-Huu
2303bce86083SSteven J. Hillconfig CPU_MICROMIPS
23047fd08ca5SLeonid Yegoshin	depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6
23059e2b5372SMarkos Chandras	bool "microMIPS"
2306bce86083SSteven J. Hill	help
2307bce86083SSteven J. Hill	  When this option is enabled the kernel will be built using the
2308bce86083SSteven J. Hill	  microMIPS ISA
2309bce86083SSteven J. Hill
23109e2b5372SMarkos Chandrasendchoice
23119e2b5372SMarkos Chandras
2312a5e9a69eSPaul Burtonconfig CPU_HAS_MSA
23134af94d5dSPaul Burton	bool "Support for the MIPS SIMD Architecture (EXPERIMENTAL)"
2314a5e9a69eSPaul Burton	depends on CPU_SUPPORTS_MSA
23152a6cb669SPaul Burton	depends on 64BIT || MIPS_O32_FP64_SUPPORT
2316a5e9a69eSPaul Burton	help
2317a5e9a69eSPaul Burton	  MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2318a5e9a69eSPaul Burton	  and a set of SIMD instructions to operate on them. When this option
23191db1af84SPaul Burton	  is enabled the kernel will support allocating & switching MSA
23201db1af84SPaul Burton	  vector register contexts. If you know that your kernel will only be
23211db1af84SPaul Burton	  running on CPUs which do not support MSA or that your userland will
23221db1af84SPaul Burton	  not be making use of it then you may wish to say N here to reduce
23231db1af84SPaul Burton	  the size & complexity of your kernel.
2324a5e9a69eSPaul Burton
2325a5e9a69eSPaul Burton	  If unsure, say Y.
2326a5e9a69eSPaul Burton
23271da177e4SLinus Torvaldsconfig CPU_HAS_WB
2328f7062ddbSRalf Baechle	bool
2329e01402b1SRalf Baechle
2330df0ac8a4SKevin Cernekeeconfig XKS01
2331df0ac8a4SKevin Cernekee	bool
2332df0ac8a4SKevin Cernekee
2333f41ae0b2SRalf Baechle#
2334f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
2335f41ae0b2SRalf Baechle#
2336e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
2337f41ae0b2SRalf Baechle	bool
2338e01402b1SRalf Baechle
2339f41ae0b2SRalf Baechle#
2340f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
2341f41ae0b2SRalf Baechle#
2342e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
2343f41ae0b2SRalf Baechle	bool
2344e01402b1SRalf Baechle
23451da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
23461da177e4SLinus Torvalds	bool
23471da177e4SLinus Torvalds	depends on !CPU_R3000
23481da177e4SLinus Torvalds	default y
23491da177e4SLinus Torvalds
23501da177e4SLinus Torvalds#
235120d60d99SMaciej W. Rozycki# CPU non-features
235220d60d99SMaciej W. Rozycki#
235320d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
235420d60d99SMaciej W. Rozycki	bool
235520d60d99SMaciej W. Rozycki
235620d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
235720d60d99SMaciej W. Rozycki	bool
235820d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
235920d60d99SMaciej W. Rozycki
236020d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
236120d60d99SMaciej W. Rozycki	bool
236220d60d99SMaciej W. Rozycki
236320d60d99SMaciej W. Rozycki#
23641da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
23651da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
23661da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
23671da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
23681da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
23691da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
23701da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
23711da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
2372797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2373797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
2374797798c1SRalf Baechle#   support.
23751da177e4SLinus Torvalds#
23761da177e4SLinus Torvaldsconfig HIGHMEM
23771da177e4SLinus Torvalds	bool "High Memory Support"
2378a6e18781SLeonid Yegoshin	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2379797798c1SRalf Baechle
2380797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
2381797798c1SRalf Baechle	bool
2382797798c1SRalf Baechle
2383797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
2384797798c1SRalf Baechle	bool
23851da177e4SLinus Torvalds
23869693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
23879693a853SFranck Bui-Huu	bool
23889693a853SFranck Bui-Huu
2389a6a4834cSSteven J. Hillconfig SYS_SUPPORTS_MICROMIPS
2390a6a4834cSSteven J. Hill	bool
2391a6a4834cSSteven J. Hill
2392377cb1b6SRalf Baechleconfig SYS_SUPPORTS_MIPS16
2393377cb1b6SRalf Baechle	bool
2394377cb1b6SRalf Baechle	help
2395377cb1b6SRalf Baechle	  This option must be set if a kernel might be executed on a MIPS16-
2396377cb1b6SRalf Baechle	  enabled CPU even if MIPS16 is not actually being used.  In other
2397377cb1b6SRalf Baechle	  words, it makes the kernel MIPS16-tolerant.
2398377cb1b6SRalf Baechle
2399a5e9a69eSPaul Burtonconfig CPU_SUPPORTS_MSA
2400a5e9a69eSPaul Burton	bool
2401a5e9a69eSPaul Burton
2402b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
2403b4819b59SYoichi Yuasa	def_bool y
2404f133f22dSWu Zhangjin	depends on !NUMA && !CPU_LOONGSON2
2405b4819b59SYoichi Yuasa
2406d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
2407d8cb4e11SRalf Baechle	bool
2408d8cb4e11SRalf Baechle	default y if SGI_IP27
2409d8cb4e11SRalf Baechle	help
24103dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
2411d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
2412d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
2413d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
2414d8cb4e11SRalf Baechle
2415b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
2416b1c6cd42SAtsushi Nemoto	bool
24177de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
241831473747SAtsushi Nemoto
2419d8cb4e11SRalf Baechleconfig NUMA
2420d8cb4e11SRalf Baechle	bool "NUMA Support"
2421d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
2422d8cb4e11SRalf Baechle	help
2423d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2424d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
2425d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
2426d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
2427d8cb4e11SRalf Baechle	  disabled.
2428d8cb4e11SRalf Baechle
2429d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
2430d8cb4e11SRalf Baechle	bool
2431d8cb4e11SRalf Baechle
2432c80d79d7SYasunori Gotoconfig NODES_SHIFT
2433c80d79d7SYasunori Goto	int
2434c80d79d7SYasunori Goto	default "6"
2435c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
2436c80d79d7SYasunori Goto
243714f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS
243814f70012SDeng-Cheng Zhu	bool "Enable hardware performance counter support for perf events"
2439f14ceff7SHuacai Chen	depends on PERF_EVENTS && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
244014f70012SDeng-Cheng Zhu	default y
244114f70012SDeng-Cheng Zhu	help
244214f70012SDeng-Cheng Zhu	  Enable hardware performance counter support for perf events. If
244314f70012SDeng-Cheng Zhu	  disabled, perf events will use software events only.
244414f70012SDeng-Cheng Zhu
2445b4819b59SYoichi Yuasasource "mm/Kconfig"
2446b4819b59SYoichi Yuasa
24471da177e4SLinus Torvaldsconfig SMP
24481da177e4SLinus Torvalds	bool "Multi-Processing support"
2449e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
2450e73ea273SRalf Baechle	help
24511da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
24524a474157SRobert Graffham	  a system with only one CPU, say N. If you have a system with more
24534a474157SRobert Graffham	  than one CPU, say Y.
24541da177e4SLinus Torvalds
24554a474157SRobert Graffham	  If you say N here, the kernel will run on uni- and multiprocessor
24561da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
24571da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
24584a474157SRobert Graffham	  uniprocessor machines. On a uniprocessor machine, the kernel
24591da177e4SLinus Torvalds	  will run faster if you say N here.
24601da177e4SLinus Torvalds
24611da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
24621da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
24631da177e4SLinus Torvalds
246403502faaSAdrian Bunk	  See also the SMP-HOWTO available at
246503502faaSAdrian Bunk	  <http://www.tldp.org/docs.html#howto>.
24661da177e4SLinus Torvalds
24671da177e4SLinus Torvalds	  If you don't know what to do here, say N.
24681da177e4SLinus Torvalds
246987353d8aSRalf Baechleconfig SMP_UP
247087353d8aSRalf Baechle	bool
247187353d8aSRalf Baechle
24724a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP
24734a16ff4cSRalf Baechle	bool
24744a16ff4cSRalf Baechle
24750ee958e1SPaul Burtonconfig SYS_SUPPORTS_MIPS_CPS
24760ee958e1SPaul Burton	bool
24770ee958e1SPaul Burton
2478e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
2479e73ea273SRalf Baechle	bool
2480e73ea273SRalf Baechle
2481130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
2482130e2fb7SRalf Baechle	bool
2483130e2fb7SRalf Baechle
2484130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
2485130e2fb7SRalf Baechle	bool
2486130e2fb7SRalf Baechle
2487130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
2488130e2fb7SRalf Baechle	bool
2489130e2fb7SRalf Baechle
2490130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
2491130e2fb7SRalf Baechle	bool
2492130e2fb7SRalf Baechle
2493130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
2494130e2fb7SRalf Baechle	bool
2495130e2fb7SRalf Baechle
24961da177e4SLinus Torvaldsconfig NR_CPUS
2497a91796a9SJayachandran C	int "Maximum number of CPUs (2-256)"
2498a91796a9SJayachandran C	range 2 256
24991da177e4SLinus Torvalds	depends on SMP
2500130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
2501130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
2502130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
2503130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
2504130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
25051da177e4SLinus Torvalds	help
25061da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
25071da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
25081da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
250972ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
251072ede9b1SAtsushi Nemoto	  and 2 for all others.
25111da177e4SLinus Torvalds
25121da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
251372ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
251472ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
251572ede9b1SAtsushi Nemoto	  power of two.
25161da177e4SLinus Torvalds
2517399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS
2518399aaa25SAl Cooper	bool
2519399aaa25SAl Cooper
25201723b4a3SAtsushi Nemoto#
25211723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
25221723b4a3SAtsushi Nemoto#
25231723b4a3SAtsushi Nemoto
25241723b4a3SAtsushi Nemotochoice
25251723b4a3SAtsushi Nemoto	prompt "Timer frequency"
25261723b4a3SAtsushi Nemoto	default HZ_250
25271723b4a3SAtsushi Nemoto	help
25281723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
25291723b4a3SAtsushi Nemoto
25301723b4a3SAtsushi Nemoto	config HZ_48
25310f873585SRalf Baechle		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
25321723b4a3SAtsushi Nemoto
25331723b4a3SAtsushi Nemoto	config HZ_100
25341723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
25351723b4a3SAtsushi Nemoto
25361723b4a3SAtsushi Nemoto	config HZ_128
25371723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
25381723b4a3SAtsushi Nemoto
25391723b4a3SAtsushi Nemoto	config HZ_250
25401723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
25411723b4a3SAtsushi Nemoto
25421723b4a3SAtsushi Nemoto	config HZ_256
25431723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
25441723b4a3SAtsushi Nemoto
25451723b4a3SAtsushi Nemoto	config HZ_1000
25461723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
25471723b4a3SAtsushi Nemoto
25481723b4a3SAtsushi Nemoto	config HZ_1024
25491723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
25501723b4a3SAtsushi Nemoto
25511723b4a3SAtsushi Nemotoendchoice
25521723b4a3SAtsushi Nemoto
25531723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
25541723b4a3SAtsushi Nemoto	bool
25551723b4a3SAtsushi Nemoto
25561723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
25571723b4a3SAtsushi Nemoto	bool
25581723b4a3SAtsushi Nemoto
25591723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
25601723b4a3SAtsushi Nemoto	bool
25611723b4a3SAtsushi Nemoto
25621723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
25631723b4a3SAtsushi Nemoto	bool
25641723b4a3SAtsushi Nemoto
25651723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
25661723b4a3SAtsushi Nemoto	bool
25671723b4a3SAtsushi Nemoto
25681723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
25691723b4a3SAtsushi Nemoto	bool
25701723b4a3SAtsushi Nemoto
25711723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
25721723b4a3SAtsushi Nemoto	bool
25731723b4a3SAtsushi Nemoto
25741723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
25751723b4a3SAtsushi Nemoto	bool
25761723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
25771723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
25781723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
25791723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
25801723b4a3SAtsushi Nemoto
25811723b4a3SAtsushi Nemotoconfig HZ
25821723b4a3SAtsushi Nemoto	int
25831723b4a3SAtsushi Nemoto	default 48 if HZ_48
25841723b4a3SAtsushi Nemoto	default 100 if HZ_100
25851723b4a3SAtsushi Nemoto	default 128 if HZ_128
25861723b4a3SAtsushi Nemoto	default 250 if HZ_250
25871723b4a3SAtsushi Nemoto	default 256 if HZ_256
25881723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
25891723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
25901723b4a3SAtsushi Nemoto
259196685b17SDeng-Cheng Zhuconfig SCHED_HRTICK
259296685b17SDeng-Cheng Zhu	def_bool HIGH_RES_TIMERS
259396685b17SDeng-Cheng Zhu
2594e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
25951da177e4SLinus Torvalds
2596ea6e942bSAtsushi Nemotoconfig KEXEC
25977d60717eSKees Cook	bool "Kexec system call"
2598ea6e942bSAtsushi Nemoto	help
2599ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
2600ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
26013dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
2602ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
2603ea6e942bSAtsushi Nemoto
260401dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
2605ea6e942bSAtsushi Nemoto
2606ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
2607ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
2608bf220695SGeert Uytterhoeven	  initially work for you.  As of this writing the exact hardware
2609bf220695SGeert Uytterhoeven	  interface is strongly in flux, so no good recommendation can be
2610bf220695SGeert Uytterhoeven	  made.
2611ea6e942bSAtsushi Nemoto
26127aa1c8f4SRalf Baechleconfig CRASH_DUMP
26137aa1c8f4SRalf Baechle	  bool "Kernel crash dumps"
26147aa1c8f4SRalf Baechle	  help
26157aa1c8f4SRalf Baechle	  Generate crash dump after being started by kexec.
26167aa1c8f4SRalf Baechle	  This should be normally only set in special crash dump kernels
26177aa1c8f4SRalf Baechle	  which are loaded in the main kernel with kexec-tools into
26187aa1c8f4SRalf Baechle	  a specially reserved region and then later executed after
26197aa1c8f4SRalf Baechle	  a crash by kdump/kexec. The crash dump kernel must be compiled
26207aa1c8f4SRalf Baechle	  to a memory address not used by the main kernel or firmware using
26217aa1c8f4SRalf Baechle	  PHYSICAL_START.
26227aa1c8f4SRalf Baechle
26237aa1c8f4SRalf Baechleconfig PHYSICAL_START
26247aa1c8f4SRalf Baechle	  hex "Physical address where the kernel is loaded"
26257aa1c8f4SRalf Baechle	  default "0xffffffff84000000" if 64BIT
26267aa1c8f4SRalf Baechle	  default "0x84000000" if 32BIT
26277aa1c8f4SRalf Baechle	  depends on CRASH_DUMP
26287aa1c8f4SRalf Baechle	  help
26297aa1c8f4SRalf Baechle	  This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
26307aa1c8f4SRalf Baechle	  If you plan to use kernel for capturing the crash dump change
26317aa1c8f4SRalf Baechle	  this value to start of the reserved region (the "X" value as
26327aa1c8f4SRalf Baechle	  specified in the "crashkernel=YM@XM" command line boot parameter
26337aa1c8f4SRalf Baechle	  passed to the panic-ed kernel).
26347aa1c8f4SRalf Baechle
2635ea6e942bSAtsushi Nemotoconfig SECCOMP
2636ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
2637293c5bd1SRalf Baechle	depends on PROC_FS
2638ea6e942bSAtsushi Nemoto	default y
2639ea6e942bSAtsushi Nemoto	help
2640ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
2641ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
2642ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
2643ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
2644ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
2645ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
2646ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
2647ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
2648ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
2649ea6e942bSAtsushi Nemoto
2650ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
2651ea6e942bSAtsushi Nemoto
2652597ce172SPaul Burtonconfig MIPS_O32_FP64_SUPPORT
265306e2e882SPaul Burton	bool "Support for O32 binaries using 64-bit FP (EXPERIMENTAL)"
2654597ce172SPaul Burton	depends on 32BIT || MIPS32_O32
2655597ce172SPaul Burton	help
2656597ce172SPaul Burton	  When this is enabled, the kernel will support use of 64-bit floating
2657597ce172SPaul Burton	  point registers with binaries using the O32 ABI along with the
2658597ce172SPaul Burton	  EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2659597ce172SPaul Burton	  32-bit MIPS systems this support is at the cost of increasing the
2660597ce172SPaul Burton	  size and complexity of the compiled FPU emulator. Thus if you are
2661597ce172SPaul Burton	  running a MIPS32 system and know that none of your userland binaries
2662597ce172SPaul Burton	  will require 64-bit floating point, you may wish to reduce the size
2663597ce172SPaul Burton	  of your kernel & potentially improve FP emulation performance by
2664597ce172SPaul Burton	  saying N here.
2665597ce172SPaul Burton
266606e2e882SPaul Burton	  Although binutils currently supports use of this flag the details
266706e2e882SPaul Burton	  concerning its effect upon the O32 ABI in userland are still being
266806e2e882SPaul Burton	  worked on. In order to avoid userland becoming dependant upon current
266906e2e882SPaul Burton	  behaviour before the details have been finalised, this option should
267006e2e882SPaul Burton	  be considered experimental and only enabled by those working upon
267106e2e882SPaul Burton	  said details.
267206e2e882SPaul Burton
267306e2e882SPaul Burton	  If unsure, say N.
2674597ce172SPaul Burton
2675f2ffa5abSDezhong Diaoconfig USE_OF
26760b3e06fdSJonas Gorski	bool
2677f2ffa5abSDezhong Diao	select OF
2678e6ce1324SStephen Neuendorffer	select OF_EARLY_FLATTREE
2679abd2363fSGrant Likely	select IRQ_DOMAIN
2680f2ffa5abSDezhong Diao
26817fafb068SAndrew Brestickerconfig BUILTIN_DTB
26827fafb068SAndrew Bresticker	bool
26837fafb068SAndrew Bresticker
26841da8f179SJonas Gorskichoice
26851da8f179SJonas Gorski	prompt "Kernel appended dtb support" if OF
26861da8f179SJonas Gorski	default MIPS_NO_APPENDED_DTB
26871da8f179SJonas Gorski
26881da8f179SJonas Gorski	config MIPS_NO_APPENDED_DTB
26891da8f179SJonas Gorski		bool "None"
26901da8f179SJonas Gorski		help
26911da8f179SJonas Gorski		  Do not enable appended dtb support.
26921da8f179SJonas Gorski
26931da8f179SJonas Gorski	config MIPS_RAW_APPENDED_DTB
26941da8f179SJonas Gorski		bool "vmlinux.bin"
26951da8f179SJonas Gorski		help
26961da8f179SJonas Gorski		  With this option, the boot code will look for a device tree binary
26971da8f179SJonas Gorski		  DTB) appended to raw vmlinux.bin (without decompressor).
26981da8f179SJonas Gorski		  (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb).
26991da8f179SJonas Gorski
27001da8f179SJonas Gorski		  This is meant as a backward compatibility convenience for those
27011da8f179SJonas Gorski		  systems with a bootloader that can't be upgraded to accommodate
27021da8f179SJonas Gorski		  the documented boot protocol using a device tree.
27031da8f179SJonas Gorski
27041da8f179SJonas Gorski		  Beware that there is very little in terms of protection against
27051da8f179SJonas Gorski		  this option being confused by leftover garbage in memory that might
27061da8f179SJonas Gorski		  look like a DTB header after a reboot if no actual DTB is appended
27071da8f179SJonas Gorski		  to vmlinux.bin.  Do not leave this option active in a production kernel
27081da8f179SJonas Gorski		  if you don't intend to always append a DTB.
2709c0b4e101SJonas Gorski
2710c0b4e101SJonas Gorski	config MIPS_ZBOOT_APPENDED_DTB
2711c0b4e101SJonas Gorski		bool "vmlinuz.bin"
2712c0b4e101SJonas Gorski		depends on SYS_SUPPORTS_ZBOOT
2713c0b4e101SJonas Gorski		help
2714c0b4e101SJonas Gorski		  With this option, the boot code will look for a device tree binary
2715c0b4e101SJonas Gorski		  DTB) appended to raw vmlinuz.bin (with decompressor).
2716c0b4e101SJonas Gorski		  (e.g. cat vmlinuz.bin <filename>.dtb > vmlinuz_w_dtb).
2717c0b4e101SJonas Gorski
2718c0b4e101SJonas Gorski		  This is meant as a backward compatibility convenience for those
2719c0b4e101SJonas Gorski		  systems with a bootloader that can't be upgraded to accommodate
2720c0b4e101SJonas Gorski		  the documented boot protocol using a device tree.
2721c0b4e101SJonas Gorski
2722c0b4e101SJonas Gorski		  Beware that there is very little in terms of protection against
2723c0b4e101SJonas Gorski		  this option being confused by leftover garbage in memory that might
2724c0b4e101SJonas Gorski		  look like a DTB header after a reboot if no actual DTB is appended
2725c0b4e101SJonas Gorski		  to vmlinuz.bin.  Do not leave this option active in a production kernel
2726c0b4e101SJonas Gorski		  if you don't intend to always append a DTB.
27271da8f179SJonas Gorskiendchoice
27281da8f179SJonas Gorski
27295e83d430SRalf Baechleendmenu
27305e83d430SRalf Baechle
27311df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
27321df0f0ffSAtsushi Nemoto	bool
27331df0f0ffSAtsushi Nemoto	default y
27341df0f0ffSAtsushi Nemoto
27351df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
27361df0f0ffSAtsushi Nemoto	bool
27371df0f0ffSAtsushi Nemoto	default y
27381df0f0ffSAtsushi Nemoto
2739a728ab52SKirill A. Shutemovconfig PGTABLE_LEVELS
2740a728ab52SKirill A. Shutemov	int
2741a728ab52SKirill A. Shutemov	default 3 if 64BIT && !PAGE_SIZE_64KB
2742a728ab52SKirill A. Shutemov	default 2
2743a728ab52SKirill A. Shutemov
2744b6c3539bSRalf Baechlesource "init/Kconfig"
2745b6c3539bSRalf Baechle
2746dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer"
2747dc52ddc0SMatt Helsley
27481da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
27491da177e4SLinus Torvalds
27505e83d430SRalf Baechleconfig HW_HAS_EISA
27515e83d430SRalf Baechle	bool
27521da177e4SLinus Torvaldsconfig HW_HAS_PCI
27531da177e4SLinus Torvalds	bool
27541da177e4SLinus Torvalds
27551da177e4SLinus Torvaldsconfig PCI
27561da177e4SLinus Torvalds	bool "Support for PCI controller"
27571da177e4SLinus Torvalds	depends on HW_HAS_PCI
2758abb4ae46SRalf Baechle	select PCI_DOMAINS
27590f3b3956SMichael S. Tsirkin	select NO_GENERIC_PCI_IOPORT_MAP
27601da177e4SLinus Torvalds	help
27611da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
27621da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
27631da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
27641da177e4SLinus Torvalds	  say Y, otherwise N.
27651da177e4SLinus Torvalds
27660e476d91SHuacai Chenconfig HT_PCI
27670e476d91SHuacai Chen	bool "Support for HT-linked PCI"
27680e476d91SHuacai Chen	default y
27690e476d91SHuacai Chen	depends on CPU_LOONGSON3
27700e476d91SHuacai Chen	select PCI
27710e476d91SHuacai Chen	select PCI_DOMAINS
27720e476d91SHuacai Chen	help
27730e476d91SHuacai Chen	  Loongson family machines use Hyper-Transport bus for inter-core
27740e476d91SHuacai Chen	  connection and device connection. The PCI bus is a subordinate
27750e476d91SHuacai Chen	  linked at HT. Choose Y for Loongson-3 based machines.
27760e476d91SHuacai Chen
27771da177e4SLinus Torvaldsconfig PCI_DOMAINS
27781da177e4SLinus Torvalds	bool
27791da177e4SLinus Torvalds
27801da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
27811da177e4SLinus Torvalds
27823f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig"
27833f787ca4SJonas Gorski
27841da177e4SLinus Torvalds#
27851da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
27861da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
27871da177e4SLinus Torvalds# users to choose the right thing ...
27881da177e4SLinus Torvalds#
27891da177e4SLinus Torvaldsconfig ISA
27901da177e4SLinus Torvalds	bool
27911da177e4SLinus Torvalds
27921da177e4SLinus Torvaldsconfig EISA
27931da177e4SLinus Torvalds	bool "EISA support"
27945e83d430SRalf Baechle	depends on HW_HAS_EISA
27951da177e4SLinus Torvalds	select ISA
2796aa414dffSRalf Baechle	select GENERIC_ISA_DMA
27971da177e4SLinus Torvalds	---help---
27981da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
27991da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
28001da177e4SLinus Torvalds
28011da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
28021da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
28031da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
28041da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
28051da177e4SLinus Torvalds
28061da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
28071da177e4SLinus Torvalds
28081da177e4SLinus Torvalds	  Otherwise, say N.
28091da177e4SLinus Torvalds
28101da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
28111da177e4SLinus Torvalds
28121da177e4SLinus Torvaldsconfig TC
28131da177e4SLinus Torvalds	bool "TURBOchannel support"
28141da177e4SLinus Torvalds	depends on MACH_DECSTATION
28151da177e4SLinus Torvalds	help
281650a23e6eSJustin P. Mattock	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
281750a23e6eSJustin P. Mattock	  processors.  TURBOchannel programming specifications are available
281850a23e6eSJustin P. Mattock	  at:
281950a23e6eSJustin P. Mattock	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
282050a23e6eSJustin P. Mattock	  and:
282150a23e6eSJustin P. Mattock	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
282250a23e6eSJustin P. Mattock	  Linux driver support status is documented at:
282350a23e6eSJustin P. Mattock	  <http://www.linux-mips.org/wiki/DECstation>
28241da177e4SLinus Torvalds
28251da177e4SLinus Torvaldsconfig MMU
28261da177e4SLinus Torvalds	bool
28271da177e4SLinus Torvalds	default y
28281da177e4SLinus Torvalds
2829d865bea4SRalf Baechleconfig I8253
2830d865bea4SRalf Baechle	bool
2831798778b8SRussell King	select CLKSRC_I8253
28322d02612fSThomas Gleixner	select CLKEVT_I8253
28339726b43aSWu Zhangjin	select MIPS_EXTERNAL_TIMER
2834d865bea4SRalf Baechle
2835e05eb3f8SRalf Baechleconfig ZONE_DMA
2836e05eb3f8SRalf Baechle	bool
2837e05eb3f8SRalf Baechle
2838cce335aeSRalf Baechleconfig ZONE_DMA32
2839cce335aeSRalf Baechle	bool
2840cce335aeSRalf Baechle
28411da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
28421da177e4SLinus Torvalds
28431da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
28441da177e4SLinus Torvalds
2845388b78adSAlexandre Bounineconfig RAPIDIO
284656abde72SAlexandre Bounine	tristate "RapidIO support"
2847388b78adSAlexandre Bounine	depends on PCI
2848388b78adSAlexandre Bounine	default n
2849388b78adSAlexandre Bounine	help
2850388b78adSAlexandre Bounine	  If you say Y here, the kernel will include drivers and
2851388b78adSAlexandre Bounine	  infrastructure code to support RapidIO interconnect devices.
2852388b78adSAlexandre Bounine
2853388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig"
2854388b78adSAlexandre Bounine
28551da177e4SLinus Torvaldsendmenu
28561da177e4SLinus Torvalds
28571da177e4SLinus Torvaldsmenu "Executable file formats"
28581da177e4SLinus Torvalds
28591da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
28601da177e4SLinus Torvalds
28611da177e4SLinus Torvaldsconfig TRAD_SIGNALS
28621da177e4SLinus Torvalds	bool
28631da177e4SLinus Torvalds
28641da177e4SLinus Torvaldsconfig MIPS32_COMPAT
286578aaf956SRalf Baechle	bool
28661da177e4SLinus Torvalds
28671da177e4SLinus Torvaldsconfig COMPAT
28681da177e4SLinus Torvalds	bool
28691da177e4SLinus Torvalds
287005e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
287105e43966SAtsushi Nemoto	bool
287205e43966SAtsushi Nemoto
28731da177e4SLinus Torvaldsconfig MIPS32_O32
28741da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
287578aaf956SRalf Baechle	depends on 64BIT
287678aaf956SRalf Baechle	select ARCH_WANT_OLD_COMPAT_IPC
287778aaf956SRalf Baechle	select COMPAT
287878aaf956SRalf Baechle	select MIPS32_COMPAT
287978aaf956SRalf Baechle	select SYSVIPC_COMPAT if SYSVIPC
28801da177e4SLinus Torvalds	help
28811da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
28821da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
28831da177e4SLinus Torvalds	  existing binaries are in this format.
28841da177e4SLinus Torvalds
28851da177e4SLinus Torvalds	  If unsure, say Y.
28861da177e4SLinus Torvalds
28871da177e4SLinus Torvaldsconfig MIPS32_N32
28881da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
2889c22eacfeSRalf Baechle	depends on 64BIT
289078aaf956SRalf Baechle	select COMPAT
289178aaf956SRalf Baechle	select MIPS32_COMPAT
289278aaf956SRalf Baechle	select SYSVIPC_COMPAT if SYSVIPC
28931da177e4SLinus Torvalds	help
28941da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
28951da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
28961da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
28971da177e4SLinus Torvalds	  cases.
28981da177e4SLinus Torvalds
28991da177e4SLinus Torvalds	  If unsure, say N.
29001da177e4SLinus Torvalds
29011da177e4SLinus Torvaldsconfig BINFMT_ELF32
29021da177e4SLinus Torvalds	bool
29031da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
29041da177e4SLinus Torvalds
29052116245eSRalf Baechleendmenu
29061da177e4SLinus Torvalds
29072116245eSRalf Baechlemenu "Power management options"
2908952fa954SRodolfo Giometti
2909363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE
2910363c55caSWu Zhangjin	def_bool y
29113f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2912363c55caSWu Zhangjin
2913f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE
2914f4cb5700SJohannes Berg	def_bool y
29153f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2916f4cb5700SJohannes Berg
29172116245eSRalf Baechlesource "kernel/power/Kconfig"
2918952fa954SRodolfo Giometti
29191da177e4SLinus Torvaldsendmenu
29201da177e4SLinus Torvalds
29217a998935SViresh Kumarconfig MIPS_EXTERNAL_TIMER
29227a998935SViresh Kumar	bool
29237a998935SViresh Kumar
29247a998935SViresh Kumarmenu "CPU Power Management"
2925c095ebafSPaul Burton
2926c095ebafSPaul Burtonif CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
29277a998935SViresh Kumarsource "drivers/cpufreq/Kconfig"
29287a998935SViresh Kumarendif
29299726b43aSWu Zhangjin
2930c095ebafSPaul Burtonsource "drivers/cpuidle/Kconfig"
2931c095ebafSPaul Burton
2932c095ebafSPaul Burtonendmenu
2933c095ebafSPaul Burton
2934d5950b43SSam Ravnborgsource "net/Kconfig"
2935d5950b43SSam Ravnborg
29361da177e4SLinus Torvaldssource "drivers/Kconfig"
29371da177e4SLinus Torvalds
293898cdee0eSRalf Baechlesource "drivers/firmware/Kconfig"
293998cdee0eSRalf Baechle
29401da177e4SLinus Torvaldssource "fs/Kconfig"
29411da177e4SLinus Torvalds
29421da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
29431da177e4SLinus Torvalds
29441da177e4SLinus Torvaldssource "security/Kconfig"
29451da177e4SLinus Torvalds
29461da177e4SLinus Torvaldssource "crypto/Kconfig"
29471da177e4SLinus Torvalds
29481da177e4SLinus Torvaldssource "lib/Kconfig"
29492235a54dSSanjay Lal
29502235a54dSSanjay Lalsource "arch/mips/kvm/Kconfig"
2951