xref: /linux/arch/mips/Kconfig (revision 42b002ab73e00b24356be4f01954fa961fea4d82)
11da177e4SLinus Torvaldsconfig MIPS
21da177e4SLinus Torvalds	bool
31da177e4SLinus Torvalds	default y
440e084a5SRalf Baechle	select ARCH_SUPPORTS_UPROBES
5a862a426SMark Salter	select ARCH_MIGHT_HAVE_PC_PARPORT
6393c1262SMark Salter	select ARCH_MIGHT_HAVE_PC_SERIO
75fac4f7aSPaul Burton	select ARCH_USE_CMPXCHG_LOCKREF if 64BIT
8c3fc5cd5SRalf Baechle	select HAVE_CONTEXT_TRACKING
9f8ac0425SYoichi Yuasa	select HAVE_GENERIC_DMA_COHERENT
10ec7748b5SSam Ravnborg	select HAVE_IDE
1142d4b839SMathieu Desnoyers	select HAVE_OPROFILE
127f788d2dSDeng-Cheng Zhu	select HAVE_PERF_EVENTS
137f788d2dSDeng-Cheng Zhu	select PERF_USE_VMALLOC
1488547001SJason Wessel	select HAVE_ARCH_KGDB
15490b004fSMarkos Chandras	select HAVE_ARCH_SECCOMP_FILTER
16c0ff3c53SRalf Baechle	select HAVE_ARCH_TRACEHOOK
173f5fdb4bSMarkos Chandras	select HAVE_BPF_JIT if !CPU_MICROMIPS
18d2bb0762SWu Zhangjin	select HAVE_FUNCTION_TRACER
19538f1952SWu Zhangjin	select HAVE_DYNAMIC_FTRACE
20538f1952SWu Zhangjin	select HAVE_FTRACE_MCOUNT_RECORD
2164575f91SWu Zhangjin	select HAVE_C_RECORDMCOUNT
2229c5d346SWu Zhangjin	select HAVE_FUNCTION_GRAPH_TRACER
23c1bf207dSDavid Daney	select HAVE_KPROBES
24c1bf207dSDavid Daney	select HAVE_KRETPROBES
25fb59e394SRalf Baechle	select HAVE_SYSCALL_TRACEPOINTS
26b69ec42bSCatalin Marinas	select HAVE_DEBUG_KMEMLEAK
271d7bf993SRalf Baechle	select HAVE_SYSCALL_TRACEPOINTS
282b68f6caSKees Cook	select ARCH_HAS_ELF_RANDOMIZE
29383c97b4SBen Hutchings	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
3030ad29bbSHuacai Chen	select RTC_LIB if !MACH_LOONGSON64
312b78920dSDeng-Cheng Zhu	select GENERIC_ATOMIC64 if !64BIT
327463449bSCatalin Marinas	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
3348e1fd5aSDavid Daney	select HAVE_DMA_ATTRS
34f4649382SZubair Lutfullah Kakakhel	select HAVE_DMA_CONTIGUOUS
3548e1fd5aSDavid Daney	select HAVE_DMA_API_DEBUG
363bd27e32SDavid Daney	select GENERIC_IRQ_PROBE
37f8396c17SThomas Gleixner	select GENERIC_IRQ_SHOW
3878857614SMarkos Chandras	select GENERIC_PCI_IOMAP
3994bb0c1aSDavid Daney	select HAVE_ARCH_JUMP_LABEL
40c1d7e01dSWill Deacon	select ARCH_WANT_IPC_PARSE_VERSION
410f462e3cSThomas Gleixner	select IRQ_FORCED_THREADING
429d15ffc8STejun Heo	select HAVE_MEMBLOCK
439d15ffc8STejun Heo	select HAVE_MEMBLOCK_NODE_MAP
449d15ffc8STejun Heo	select ARCH_DISCARD_MEMBLOCK
45360014a3SThomas Gleixner	select GENERIC_SMP_IDLE_THREAD
464b054495SDavid Daney	select BUILDTIME_EXTABLE_SORT
47cde1794bSAnna-Maria Gleixner	select GENERIC_CLOCKEVENTS
48929de4ccSDeng-Cheng Zhu	select GENERIC_SCHED_CLOCK if !CAVIUM_OCTEON_SOC
49cde1794bSAnna-Maria Gleixner	select GENERIC_CMOS_UPDATE
50786d35d4SDavid Howells	select HAVE_MOD_ARCH_SPECIFIC
514febd95aSStephen Rothwell	select VIRT_TO_BUS
522f12fb20SJoshua Kinard	select MODULES_USE_ELF_REL if MODULES
532f12fb20SJoshua Kinard	select MODULES_USE_ELF_RELA if MODULES && 64BIT
5450150d2bSAl Viro	select CLONE_BACKWARDS
55d1a1dc0bSDave Hansen	select HAVE_DEBUG_STACKOVERFLOW
5619952a92SKees Cook	select HAVE_CC_STACKPROTECTOR
57b1d4c6caSJames Hogan	select CPU_PM if CPU_IDLE
58cc7964afSPaul Burton	select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
5990cee759SPaul Burton	select ARCH_BINFMT_ELF_STATE
60d79d853dSMarkos Chandras	select SYSCTL_EXCEPTION_TRACE
61bb877e96SDeng-Cheng Zhu	select HAVE_VIRT_CPU_ACCOUNTING_GEN
62ec9ddad3SDeng-Cheng Zhu	select HAVE_IRQ_TIME_ACCOUNTING
631da177e4SLinus Torvalds
641da177e4SLinus Torvaldsmenu "Machine selection"
651da177e4SLinus Torvalds
665e83d430SRalf Baechlechoice
675e83d430SRalf Baechle	prompt "System type"
685e83d430SRalf Baechle	default SGI_IP22
691da177e4SLinus Torvalds
7042a4f17dSManuel Laussconfig MIPS_ALCHEMY
71c3543e25SYoichi Yuasa	bool "Alchemy processor based machines"
7234adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
73f772cdb2SRalf Baechle	select CEVT_R4K
74d7ea335cSSteven J. Hill	select CSRC_R4K
7567e38cf2SRalf Baechle	select IRQ_MIPS_CPU
7688e9a93cSManuel Lauss	select DMA_MAYBE_COHERENT	# Au1000,1500,1100 aren't, rest is
7742a4f17dSManuel Lauss	select SYS_HAS_CPU_MIPS32_R1
7842a4f17dSManuel Lauss	select SYS_SUPPORTS_32BIT_KERNEL
7942a4f17dSManuel Lauss	select SYS_SUPPORTS_APM_EMULATION
80efb12436SAlexandre Courbot	select ARCH_REQUIRE_GPIOLIB
811b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
8247440229SManuel Lauss	select COMMON_CLK
831da177e4SLinus Torvalds
847ca5dc14SFlorian Fainelliconfig AR7
857ca5dc14SFlorian Fainelli	bool "Texas Instruments AR7"
867ca5dc14SFlorian Fainelli	select BOOT_ELF32
877ca5dc14SFlorian Fainelli	select DMA_NONCOHERENT
887ca5dc14SFlorian Fainelli	select CEVT_R4K
897ca5dc14SFlorian Fainelli	select CSRC_R4K
9067e38cf2SRalf Baechle	select IRQ_MIPS_CPU
917ca5dc14SFlorian Fainelli	select NO_EXCEPT_FILL
927ca5dc14SFlorian Fainelli	select SWAP_IO_SPACE
937ca5dc14SFlorian Fainelli	select SYS_HAS_CPU_MIPS32_R1
947ca5dc14SFlorian Fainelli	select SYS_HAS_EARLY_PRINTK
957ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_32BIT_KERNEL
967ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_LITTLE_ENDIAN
97377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
981b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT_UART16550
995f3c9098SFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
1007ca5dc14SFlorian Fainelli	select VLYNQ
1018551fb64SYoichi Yuasa	select HAVE_CLK
1027ca5dc14SFlorian Fainelli	help
1037ca5dc14SFlorian Fainelli	  Support for the Texas Instruments AR7 System-on-a-Chip
1047ca5dc14SFlorian Fainelli	  family: TNETD7100, 7200 and 7300.
1057ca5dc14SFlorian Fainelli
10643cc739fSSergey Ryazanovconfig ATH25
10743cc739fSSergey Ryazanov	bool "Atheros AR231x/AR531x SoC support"
10843cc739fSSergey Ryazanov	select CEVT_R4K
10943cc739fSSergey Ryazanov	select CSRC_R4K
11043cc739fSSergey Ryazanov	select DMA_NONCOHERENT
11167e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1121753e74eSSergey Ryazanov	select IRQ_DOMAIN
11343cc739fSSergey Ryazanov	select SYS_HAS_CPU_MIPS32_R1
11443cc739fSSergey Ryazanov	select SYS_SUPPORTS_BIG_ENDIAN
11543cc739fSSergey Ryazanov	select SYS_SUPPORTS_32BIT_KERNEL
1168aaa7278SSergey Ryazanov	select SYS_HAS_EARLY_PRINTK
11743cc739fSSergey Ryazanov	help
11843cc739fSSergey Ryazanov	  Support for Atheros AR231x and Atheros AR531x based boards
11943cc739fSSergey Ryazanov
120d4a67d9dSGabor Juhosconfig ATH79
121d4a67d9dSGabor Juhos	bool "Atheros AR71XX/AR724X/AR913X based boards"
1226eae43c5SGabor Juhos	select ARCH_REQUIRE_GPIOLIB
123d4a67d9dSGabor Juhos	select BOOT_RAW
124d4a67d9dSGabor Juhos	select CEVT_R4K
125d4a67d9dSGabor Juhos	select CSRC_R4K
126d4a67d9dSGabor Juhos	select DMA_NONCOHERENT
12794638067SGabor Juhos	select HAVE_CLK
128411520afSAlban Bedel	select COMMON_CLK
1292c4f1ac5SGabor Juhos	select CLKDEV_LOOKUP
13067e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1310aabf1a4SGabor Juhos	select MIPS_MACHINE
132d4a67d9dSGabor Juhos	select SYS_HAS_CPU_MIPS32_R2
133d4a67d9dSGabor Juhos	select SYS_HAS_EARLY_PRINTK
134d4a67d9dSGabor Juhos	select SYS_SUPPORTS_32BIT_KERNEL
135d4a67d9dSGabor Juhos	select SYS_SUPPORTS_BIG_ENDIAN
136377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
137da628e8bSAlban Bedel	select SYS_SUPPORTS_ZBOOT
13803c8c407SAlban Bedel	select USE_OF
139d4a67d9dSGabor Juhos	help
140d4a67d9dSGabor Juhos	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.
141d4a67d9dSGabor Juhos
1425f2d4459SKevin Cernekeeconfig BMIPS_GENERIC
1435f2d4459SKevin Cernekee	bool "Broadcom Generic BMIPS kernel"
144d666cd02SKevin Cernekee	select BOOT_RAW
145d666cd02SKevin Cernekee	select NO_EXCEPT_FILL
146d666cd02SKevin Cernekee	select USE_OF
147d666cd02SKevin Cernekee	select CEVT_R4K
148d666cd02SKevin Cernekee	select CSRC_R4K
149d666cd02SKevin Cernekee	select SYNC_R4K
150d666cd02SKevin Cernekee	select COMMON_CLK
15160b858f2SKevin Cernekee	select BCM7038_L1_IRQ
15260b858f2SKevin Cernekee	select BCM7120_L2_IRQ
15360b858f2SKevin Cernekee	select BRCMSTB_L2_IRQ
15467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
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
193f6e734a8SRafał 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
412*42b002abSGuenter Roeck	select COMMON_CLK
413885014bcSFelix Fietkau	select DMA_MAYBE_COHERENT
4141da177e4SLinus Torvalds	select GENERIC_ISA_DMA
4158a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
41667e38cf2SRalf Baechle	select IRQ_MIPS_CPU
4178a19b8f1SAndrew Bresticker	select MIPS_GIC
4181da177e4SLinus Torvalds	select HW_HAS_PCI
419d865bea4SRalf Baechle	select I8253
4201da177e4SLinus Torvalds	select I8259
4215e83d430SRalf Baechle	select MIPS_BONITO64
4229318c51aSChris Dearman	select MIPS_CPU_SCACHE
423a7ef1eadSKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
424252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
4255e83d430SRalf Baechle	select MIPS_MSC
4261da177e4SLinus Torvalds	select SWAP_IO_SPACE
4277cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
4287cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
429bfc3c5a6SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R3_5
430c5b36783SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R5
431575509b6SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R6
4327cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
4335d9fbed1SLeonid Yegoshin	select SYS_HAS_CPU_MIPS64_R2
434575509b6SMarkos Chandras	select SYS_HAS_CPU_MIPS64_R6
4357cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
4367cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
437ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
438ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4395e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
440c5b36783SSteven J. Hill	select SYS_SUPPORTS_HIGHMEM
4415e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
442424ebcdfSMaciej W. Rozycki	select SYS_SUPPORTS_MICROMIPS
4430365070fSTim Anderson	select SYS_SUPPORTS_MIPS_CMP
444e56b6aa6SPaul Burton	select SYS_SUPPORTS_MIPS_CPS
445377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
446f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
4479693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
4481b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
449e8823d26SPaul Burton	select USE_OF
450abcc82b1SJames Hogan	select ZONE_DMA32 if 64BIT
4511da177e4SLinus Torvalds	help
452f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
4531da177e4SLinus Torvalds	  board.
4541da177e4SLinus Torvalds
455ec47b274SSteven J. Hillconfig MIPS_SEAD3
456ec47b274SSteven J. Hill	bool "MIPS SEAD3 board"
457ec47b274SSteven J. Hill	select BOOT_ELF32
458ec47b274SSteven J. Hill	select BOOT_RAW
459f262b5f2SAndrew Bresticker	select BUILTIN_DTB
460ec47b274SSteven J. Hill	select CEVT_R4K
461ec47b274SSteven J. Hill	select CSRC_R4K
462fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
463*42b002abSGuenter Roeck	select COMMON_CLK
464ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_VI
465ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_EI
466ec47b274SSteven J. Hill	select DMA_NONCOHERENT
46767e38cf2SRalf Baechle	select IRQ_MIPS_CPU
4688a19b8f1SAndrew Bresticker	select MIPS_GIC
46944327236SQais Yousef	select LIBFDT
470ec47b274SSteven J. Hill	select MIPS_MSC
471ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R1
472ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R2
473ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS64_R1
474ec47b274SSteven J. Hill	select SYS_HAS_EARLY_PRINTK
475ec47b274SSteven J. Hill	select SYS_SUPPORTS_32BIT_KERNEL
476ec47b274SSteven J. Hill	select SYS_SUPPORTS_64BIT_KERNEL
477ec47b274SSteven J. Hill	select SYS_SUPPORTS_BIG_ENDIAN
478ec47b274SSteven J. Hill	select SYS_SUPPORTS_LITTLE_ENDIAN
479ec47b274SSteven J. Hill	select SYS_SUPPORTS_SMARTMIPS
480a6a4834cSSteven J. Hill	select SYS_SUPPORTS_MICROMIPS
481377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
482ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_DESC
483ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_MMIO
4849b731009SSteven J. Hill	select USE_OF
485ec47b274SSteven J. Hill	help
486ec47b274SSteven J. Hill	  This enables support for the MIPS Technologies SEAD3 evaluation
487ec47b274SSteven J. Hill	  board.
488ec47b274SSteven J. Hill
489a83860c2SRalf Baechleconfig NEC_MARKEINS
490a83860c2SRalf Baechle	bool "NEC EMMA2RH Mark-eins board"
491a83860c2SRalf Baechle	select SOC_EMMA2RH
492a83860c2SRalf Baechle	select HW_HAS_PCI
493a83860c2SRalf Baechle	help
494a83860c2SRalf Baechle	  This enables support for the NEC Electronics Mark-eins boards.
495ade299d8SYoichi Yuasa
4965e83d430SRalf Baechleconfig MACH_VR41XX
49774142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
49842f77542SRalf Baechle	select CEVT_R4K
499940f6b48SRalf Baechle	select CSRC_R4K
5007cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
501377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
50227fdd325SYoichi Yuasa	select ARCH_REQUIRE_GPIOLIB
5035e83d430SRalf Baechle
504edb6310aSDaniel Lairdconfig NXP_STB220
505edb6310aSDaniel Laird	bool "NXP STB220 board"
506edb6310aSDaniel Laird	select SOC_PNX833X
507edb6310aSDaniel Laird	help
508edb6310aSDaniel Laird	 Support for NXP Semiconductors STB220 Development Board.
509edb6310aSDaniel Laird
510edb6310aSDaniel Lairdconfig NXP_STB225
511edb6310aSDaniel Laird	bool "NXP 225 board"
512edb6310aSDaniel Laird	select SOC_PNX833X
513edb6310aSDaniel Laird	select SOC_PNX8335
514edb6310aSDaniel Laird	help
515edb6310aSDaniel Laird	 Support for NXP Semiconductors STB225 Development Board.
516edb6310aSDaniel Laird
5179267a30dSMarc St-Jeanconfig PMC_MSP
5189267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
51939d30c13SAnoop P A	select CEVT_R4K
52039d30c13SAnoop P A	select CSRC_R4K
5219267a30dSMarc St-Jean	select DMA_NONCOHERENT
5229267a30dSMarc St-Jean	select SWAP_IO_SPACE
5239267a30dSMarc St-Jean	select NO_EXCEPT_FILL
5249267a30dSMarc St-Jean	select BOOT_RAW
5259267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
5269267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
5279267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
5289267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
529377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
53067e38cf2SRalf Baechle	select IRQ_MIPS_CPU
5319267a30dSMarc St-Jean	select SERIAL_8250
5329267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
5339296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
5349296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_DESC
5359267a30dSMarc St-Jean	help
5369267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
5379267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
5389267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
5399267a30dSMarc St-Jean	  a variety of MIPS cores.
5409267a30dSMarc St-Jean
541ae2b5bb6SJohn Crispinconfig RALINK
542ae2b5bb6SJohn Crispin	bool "Ralink based machines"
543ae2b5bb6SJohn Crispin	select CEVT_R4K
544ae2b5bb6SJohn Crispin	select CSRC_R4K
545ae2b5bb6SJohn Crispin	select BOOT_RAW
546ae2b5bb6SJohn Crispin	select DMA_NONCOHERENT
54767e38cf2SRalf Baechle	select IRQ_MIPS_CPU
548ae2b5bb6SJohn Crispin	select USE_OF
549ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
550ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
551ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
552ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_LITTLE_ENDIAN
553377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
554ae2b5bb6SJohn Crispin	select SYS_HAS_EARLY_PRINTK
555ae2b5bb6SJohn Crispin	select HAVE_MACH_CLKDEV
556ae2b5bb6SJohn Crispin	select CLKDEV_LOOKUP
5572a153f1cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
5582a153f1cSJohn Crispin	select RESET_CONTROLLER
559ae2b5bb6SJohn Crispin
5601da177e4SLinus Torvaldsconfig SGI_IP22
5613fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
5620e2794b0SRalf Baechle	select FW_ARC
5630e2794b0SRalf Baechle	select FW_ARC32
5641da177e4SLinus Torvalds	select BOOT_ELF32
56542f77542SRalf Baechle	select CEVT_R4K
566940f6b48SRalf Baechle	select CSRC_R4K
567e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
5681da177e4SLinus Torvalds	select DMA_NONCOHERENT
5695e83d430SRalf Baechle	select HW_HAS_EISA
570d865bea4SRalf Baechle	select I8253
57168de4803SThomas Bogendoerfer	select I8259
5721da177e4SLinus Torvalds	select IP22_CPU_SCACHE
57367e38cf2SRalf Baechle	select IRQ_MIPS_CPU
574aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
575e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
576e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
57736e5c21dSThomas Bogendoerfer	select SGI_HAS_HAL2
578e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
579e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
580e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
5811da177e4SLinus Torvalds	select SWAP_IO_SPACE
5827cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
5837cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
5842b5e63f6SMartin Michlmayr	#
5852b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5862b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5872b5e63f6SMartin Michlmayr	#
5882b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5892b5e63f6SMartin Michlmayr	# for a more details discussion
5902b5e63f6SMartin Michlmayr	#
5912b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
592ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
593ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5945e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
595930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
5961da177e4SLinus Torvalds	help
5971da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
5981da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
5991da177e4SLinus Torvalds	  that runs on these, say Y here.
6001da177e4SLinus Torvalds
6011da177e4SLinus Torvaldsconfig SGI_IP27
6023fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
6030e2794b0SRalf Baechle	select FW_ARC
6040e2794b0SRalf Baechle	select FW_ARC64
6055e83d430SRalf Baechle	select BOOT_ELF64
606e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
607634286f1SRalf Baechle	select DMA_COHERENT
60836a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
6091da177e4SLinus Torvalds	select HW_HAS_PCI
610130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
6117cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
612ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
6135e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
614d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
6151a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
616930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
6171da177e4SLinus Torvalds	help
6181da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
6191da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
6201da177e4SLinus Torvalds	  here.
6211da177e4SLinus Torvalds
622e2defae5SThomas Bogendoerferconfig SGI_IP28
6237d60717eSKees Cook	bool "SGI IP28 (Indigo2 R10k)"
6240e2794b0SRalf Baechle	select FW_ARC
6250e2794b0SRalf Baechle	select FW_ARC64
626e2defae5SThomas Bogendoerfer	select BOOT_ELF64
627e2defae5SThomas Bogendoerfer	select CEVT_R4K
628e2defae5SThomas Bogendoerfer	select CSRC_R4K
629e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
630e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
631e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
63267e38cf2SRalf Baechle	select IRQ_MIPS_CPU
633e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
634e2defae5SThomas Bogendoerfer	select I8253
635e2defae5SThomas Bogendoerfer	select I8259
636e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
637e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
6385b438c44SThomas Bogendoerfer	select SGI_HAS_HAL2
639e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
640e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
641e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
642e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
643e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
6442b5e63f6SMartin Michlmayr	#
6452b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
6462b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
6472b5e63f6SMartin Michlmayr	#
6482b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
6492b5e63f6SMartin Michlmayr	# for a more details discussion
6502b5e63f6SMartin Michlmayr	#
6512b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
652e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
653e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
654dc24d68dSThomas Bogendoerfer	select MIPS_L1_CACHE_SHIFT_7
655e2defae5SThomas Bogendoerfer      help
656e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
657e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
658e2defae5SThomas Bogendoerfer
6591da177e4SLinus Torvaldsconfig SGI_IP32
660cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
6610e2794b0SRalf Baechle	select FW_ARC
6620e2794b0SRalf Baechle	select FW_ARC32
6631da177e4SLinus Torvalds	select BOOT_ELF32
66442f77542SRalf Baechle	select CEVT_R4K
665940f6b48SRalf Baechle	select CSRC_R4K
6661da177e4SLinus Torvalds	select DMA_NONCOHERENT
6671da177e4SLinus Torvalds	select HW_HAS_PCI
66867e38cf2SRalf Baechle	select IRQ_MIPS_CPU
6691da177e4SLinus Torvalds	select R5000_CPU_SCACHE
6701da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
6717cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
6727cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
6737cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
674dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
675ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
6765e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6771da177e4SLinus Torvalds	help
6781da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
6791da177e4SLinus Torvalds
680ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
681ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
6825e83d430SRalf Baechle	select BOOT_ELF32
6835e83d430SRalf Baechle	select DMA_COHERENT
6845e83d430SRalf Baechle	select SIBYTE_BCM1120
6855e83d430SRalf Baechle	select SWAP_IO_SPACE
6867cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6875e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6885e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6895e83d430SRalf Baechle
690ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
691ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
6925e83d430SRalf Baechle	select BOOT_ELF32
6935e83d430SRalf Baechle	select DMA_COHERENT
6945e83d430SRalf Baechle	select SIBYTE_BCM1120
6955e83d430SRalf Baechle	select SWAP_IO_SPACE
6967cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6975e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6985e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6995e83d430SRalf Baechle
7005e83d430SRalf Baechleconfig SIBYTE_CRHONE
7013fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
7025e83d430SRalf Baechle	select BOOT_ELF32
7035e83d430SRalf Baechle	select DMA_COHERENT
7045e83d430SRalf Baechle	select SIBYTE_BCM1125
7055e83d430SRalf Baechle	select SWAP_IO_SPACE
7067cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
7075e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
7085e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
7095e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
7105e83d430SRalf Baechle
711ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
712ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
713ade299d8SYoichi Yuasa	select BOOT_ELF32
714ade299d8SYoichi Yuasa	select DMA_COHERENT
715ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
716ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
717ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
718ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
719ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
720ade299d8SYoichi Yuasa
721ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
722ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
723ade299d8SYoichi Yuasa	select BOOT_ELF32
724ade299d8SYoichi Yuasa	select DMA_COHERENT
725fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
726ade299d8SYoichi Yuasa	select SIBYTE_SB1250
727ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
728ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
729ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
730ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
731ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
732cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
733ade299d8SYoichi Yuasa
734ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
735ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
736ade299d8SYoichi Yuasa	select BOOT_ELF32
737ade299d8SYoichi Yuasa	select DMA_COHERENT
738fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
739ade299d8SYoichi Yuasa	select SIBYTE_SB1250
740ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
741ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
742ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
743ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
744ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
745ade299d8SYoichi Yuasa
746ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
747ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
748ade299d8SYoichi Yuasa	select BOOT_ELF32
749ade299d8SYoichi Yuasa	select DMA_COHERENT
750ade299d8SYoichi Yuasa	select SIBYTE_SB1250
751ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
752ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
753ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
754ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
755ade299d8SYoichi Yuasa
756ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
757ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
758ade299d8SYoichi Yuasa	select BOOT_ELF32
759ade299d8SYoichi Yuasa	select DMA_COHERENT
760ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
761ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
762ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
763ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
764ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
765651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
766ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
767cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
768ade299d8SYoichi Yuasa
76914b36af4SThomas Bogendoerferconfig SNI_RM
77014b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
7710e2794b0SRalf Baechle	select FW_ARC if CPU_LITTLE_ENDIAN
7720e2794b0SRalf Baechle	select FW_ARC32 if CPU_LITTLE_ENDIAN
773aaa9fad3SPaul Bolle	select FW_SNIPROM if CPU_BIG_ENDIAN
7745e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
7755e83d430SRalf Baechle	select BOOT_ELF32
77642f77542SRalf Baechle	select CEVT_R4K
777940f6b48SRalf Baechle	select CSRC_R4K
778e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
7795e83d430SRalf Baechle	select DMA_NONCOHERENT
7805e83d430SRalf Baechle	select GENERIC_ISA_DMA
7818a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
7825e83d430SRalf Baechle	select HW_HAS_EISA
7835e83d430SRalf Baechle	select HW_HAS_PCI
78467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
785d865bea4SRalf Baechle	select I8253
7865e83d430SRalf Baechle	select I8259
7875e83d430SRalf Baechle	select ISA
7884a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
7897cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
7904a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
791c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
7924a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
79336a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
794ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
7957d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
7964a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
7975e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
7985e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
7991da177e4SLinus Torvalds	help
80014b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
80114b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
8025e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
8035e83d430SRalf Baechle	  support this machine type.
8041da177e4SLinus Torvalds
805edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX
806edcaf1a6SAtsushi Nemoto	bool "Toshiba TX39 series based machines"
8075e83d430SRalf Baechle
808edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX
809edcaf1a6SAtsushi Nemoto	bool "Toshiba TX49 series based machines"
81023fbee9dSRalf Baechle
81173b4390fSRalf Baechleconfig MIKROTIK_RB532
81273b4390fSRalf Baechle	bool "Mikrotik RB532 boards"
81373b4390fSRalf Baechle	select CEVT_R4K
81473b4390fSRalf Baechle	select CSRC_R4K
81573b4390fSRalf Baechle	select DMA_NONCOHERENT
81673b4390fSRalf Baechle	select HW_HAS_PCI
81767e38cf2SRalf Baechle	select IRQ_MIPS_CPU
81873b4390fSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
81973b4390fSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
82073b4390fSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
82173b4390fSRalf Baechle	select SWAP_IO_SPACE
82273b4390fSRalf Baechle	select BOOT_RAW
823d888e25bSFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
824930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
82573b4390fSRalf Baechle	help
82673b4390fSRalf Baechle	  Support the Mikrotik(tm) RouterBoard 532 series,
82773b4390fSRalf Baechle	  based on the IDT RC32434 SoC.
82873b4390fSRalf Baechle
8299ddebc46SDavid Daneyconfig CAVIUM_OCTEON_SOC
8309ddebc46SDavid Daney	bool "Cavium Networks Octeon SoC based boards"
831a86c7f72SDavid Daney	select CEVT_R4K
83234adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
833a86c7f72SDavid Daney	select DMA_COHERENT
834a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
835a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
836f65aad41SRalf Baechle	select EDAC_SUPPORT
837b01aec9bSBorislav Petkov	select EDAC_ATOMIC_SCRUB
83873569d87SDavid Daney	select SYS_SUPPORTS_LITTLE_ENDIAN
83973569d87SDavid Daney	select SYS_SUPPORTS_HOTPLUG_CPU if CPU_BIG_ENDIAN
840a86c7f72SDavid Daney	select SYS_HAS_EARLY_PRINTK
8415e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
842a86c7f72SDavid Daney	select SWAP_IO_SPACE
843e8635b48SDavid Daney	select HW_HAS_PCI
844f00e001eSDavid Daney	select ZONE_DMA32
845465aaed0SDavid Daney	select HOLES_IN_ZONE
84699cab4bbSDavid Daney	select ARCH_REQUIRE_GPIOLIB
8476e511163SDavid Daney	select LIBFDT
8486e511163SDavid Daney	select USE_OF
8496e511163SDavid Daney	select ARCH_SPARSEMEM_ENABLE
8506e511163SDavid Daney	select SYS_SUPPORTS_SMP
8516e511163SDavid Daney	select NR_CPUS_DEFAULT_16
852e326479fSAndrew Bresticker	select BUILTIN_DTB
8538c1e6b14SDavid Daney	select MTD_COMPLEX_MAPPINGS
854a86c7f72SDavid Daney	help
855a86c7f72SDavid Daney	  This option supports all of the Octeon reference boards from Cavium
856a86c7f72SDavid Daney	  Networks. It builds a kernel that dynamically determines the Octeon
857a86c7f72SDavid Daney	  CPU type and supports all known board reference implementations.
858a86c7f72SDavid Daney	  Some of the supported boards are:
859a86c7f72SDavid Daney		EBT3000
860a86c7f72SDavid Daney		EBH3000
861a86c7f72SDavid Daney		EBH3100
862a86c7f72SDavid Daney		Thunder
863a86c7f72SDavid Daney		Kodama
864a86c7f72SDavid Daney		Hikari
865a86c7f72SDavid Daney	  Say Y here for most Octeon reference boards.
866a86c7f72SDavid Daney
8677f058e85SJayachandran Cconfig NLM_XLR_BOARD
8687f058e85SJayachandran C	bool "Netlogic XLR/XLS based systems"
8697f058e85SJayachandran C	select BOOT_ELF32
8707f058e85SJayachandran C	select NLM_COMMON
8717f058e85SJayachandran C	select SYS_HAS_CPU_XLR
8727f058e85SJayachandran C	select SYS_SUPPORTS_SMP
8737f058e85SJayachandran C	select HW_HAS_PCI
8747f058e85SJayachandran C	select SWAP_IO_SPACE
8757f058e85SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8767f058e85SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
87734adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
8787f058e85SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8797f058e85SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8807f058e85SJayachandran C	select DMA_COHERENT
8817f058e85SJayachandran C	select NR_CPUS_DEFAULT_32
8827f058e85SJayachandran C	select CEVT_R4K
8837f058e85SJayachandran C	select CSRC_R4K
88467e38cf2SRalf Baechle	select IRQ_MIPS_CPU
885b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8867f058e85SJayachandran C	select SYNC_R4K
8877f058e85SJayachandran C	select SYS_HAS_EARLY_PRINTK
8888f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
8898f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
8907f058e85SJayachandran C	help
8917f058e85SJayachandran C	  Support for systems based on Netlogic XLR and XLS processors.
8927f058e85SJayachandran C	  Say Y here if you have a XLR or XLS based board.
8937f058e85SJayachandran C
8941c773ea4SJayachandran Cconfig NLM_XLP_BOARD
8951c773ea4SJayachandran C	bool "Netlogic XLP based systems"
8961c773ea4SJayachandran C	select BOOT_ELF32
8971c773ea4SJayachandran C	select NLM_COMMON
8981c773ea4SJayachandran C	select SYS_HAS_CPU_XLP
8991c773ea4SJayachandran C	select SYS_SUPPORTS_SMP
9001c773ea4SJayachandran C	select HW_HAS_PCI
9011c773ea4SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
9021c773ea4SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
90334adb28dSRalf Baechle	select ARCH_PHYS_ADDR_T_64BIT
904079e3160SKamlakant Patel	select ARCH_REQUIRE_GPIOLIB
9051c773ea4SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
9061c773ea4SJayachandran C	select SYS_SUPPORTS_LITTLE_ENDIAN
9071c773ea4SJayachandran C	select SYS_SUPPORTS_HIGHMEM
9081c773ea4SJayachandran C	select DMA_COHERENT
9091c773ea4SJayachandran C	select NR_CPUS_DEFAULT_32
9101c773ea4SJayachandran C	select CEVT_R4K
9111c773ea4SJayachandran C	select CSRC_R4K
91267e38cf2SRalf Baechle	select IRQ_MIPS_CPU
913b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
9141c773ea4SJayachandran C	select SYNC_R4K
9151c773ea4SJayachandran C	select SYS_HAS_EARLY_PRINTK
9162f6528e1SJayachandran C	select USE_OF
9178f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
9188f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
9191c773ea4SJayachandran C	help
9201c773ea4SJayachandran C	  This board is based on Netlogic XLP Processor.
9211c773ea4SJayachandran C	  Say Y here if you have a XLP based board.
9221c773ea4SJayachandran C
9239bc463beSDavid Daneyconfig MIPS_PARAVIRT
9249bc463beSDavid Daney	bool "Para-Virtualized guest system"
9259bc463beSDavid Daney	select CEVT_R4K
9269bc463beSDavid Daney	select CSRC_R4K
9279bc463beSDavid Daney	select DMA_COHERENT
9289bc463beSDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
9299bc463beSDavid Daney	select SYS_SUPPORTS_32BIT_KERNEL
9309bc463beSDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
9319bc463beSDavid Daney	select SYS_SUPPORTS_SMP
9329bc463beSDavid Daney	select NR_CPUS_DEFAULT_4
9339bc463beSDavid Daney	select SYS_HAS_EARLY_PRINTK
9349bc463beSDavid Daney	select SYS_HAS_CPU_MIPS32_R2
9359bc463beSDavid Daney	select SYS_HAS_CPU_MIPS64_R2
9369bc463beSDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
9379bc463beSDavid Daney	select HW_HAS_PCI
9389bc463beSDavid Daney	select SWAP_IO_SPACE
9399bc463beSDavid Daney	help
9409bc463beSDavid Daney	  This option supports guest running under ????
9419bc463beSDavid Daney
9421da177e4SLinus Torvaldsendchoice
9431da177e4SLinus Torvalds
944e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig"
9453b12308fSSergey Ryazanovsource "arch/mips/ath25/Kconfig"
946d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig"
947a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig"
948e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig"
9498945e37eSKevin Cernekeesource "arch/mips/bmips/Kconfig"
9505e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
9515ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig"
9528ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig"
9531f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
9540f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig"
955ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig"
95629c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
95738b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
95822b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig"
9595e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
960a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig"
96130ad29bbSHuacai Chensource "arch/mips/loongson32/Kconfig"
96230ad29bbSHuacai Chensource "arch/mips/loongson64/Kconfig"
9637f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig"
964ae6e7e63SDavid Daneysource "arch/mips/paravirt/Kconfig"
96538b18f72SRalf Baechle
9665e83d430SRalf Baechleendmenu
9675e83d430SRalf Baechle
9681da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
9691da177e4SLinus Torvalds	bool
9701da177e4SLinus Torvalds	default y
9711da177e4SLinus Torvalds
9721da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
9731da177e4SLinus Torvalds	bool
9741da177e4SLinus Torvalds
975f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
976f0d1b0b3SDavid Howells	bool
977f0d1b0b3SDavid Howells	default n
978f0d1b0b3SDavid Howells
979f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
980f0d1b0b3SDavid Howells	bool
981f0d1b0b3SDavid Howells	default n
982f0d1b0b3SDavid Howells
9833c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
9843c9ee7efSAkinobu Mita	bool
9853c9ee7efSAkinobu Mita	default y
9863c9ee7efSAkinobu Mita
9871da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
9881da177e4SLinus Torvalds	bool
9891da177e4SLinus Torvalds	default y
9901da177e4SLinus Torvalds
991ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER
9921cc89038SAtsushi Nemoto	bool
9931cc89038SAtsushi Nemoto	default y
9941cc89038SAtsushi Nemoto
9951da177e4SLinus Torvalds#
9961da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
9971da177e4SLinus Torvalds#
9980e2794b0SRalf Baechleconfig FW_ARC
9991da177e4SLinus Torvalds	bool
10001da177e4SLinus Torvalds
100161ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
100261ed242dSRalf Baechle	bool
100361ed242dSRalf Baechle
10049267a30dSMarc St-Jeanconfig BOOT_RAW
10059267a30dSMarc St-Jean	bool
10069267a30dSMarc St-Jean
1007217dd11eSRalf Baechleconfig CEVT_BCM1480
1008217dd11eSRalf Baechle	bool
1009217dd11eSRalf Baechle
10106457d9fcSYoichi Yuasaconfig CEVT_DS1287
10116457d9fcSYoichi Yuasa	bool
10126457d9fcSYoichi Yuasa
10131097c6acSYoichi Yuasaconfig CEVT_GT641XX
10141097c6acSYoichi Yuasa	bool
10151097c6acSYoichi Yuasa
101642f77542SRalf Baechleconfig CEVT_R4K
101742f77542SRalf Baechle	bool
101842f77542SRalf Baechle
1019217dd11eSRalf Baechleconfig CEVT_SB1250
1020217dd11eSRalf Baechle	bool
1021217dd11eSRalf Baechle
1022229f773eSAtsushi Nemotoconfig CEVT_TXX9
1023229f773eSAtsushi Nemoto	bool
1024229f773eSAtsushi Nemoto
1025217dd11eSRalf Baechleconfig CSRC_BCM1480
1026217dd11eSRalf Baechle	bool
1027217dd11eSRalf Baechle
10284247417dSYoichi Yuasaconfig CSRC_IOASIC
10294247417dSYoichi Yuasa	bool
10304247417dSYoichi Yuasa
1031940f6b48SRalf Baechleconfig CSRC_R4K
1032940f6b48SRalf Baechle	bool
1033940f6b48SRalf Baechle
1034217dd11eSRalf Baechleconfig CSRC_SB1250
1035217dd11eSRalf Baechle	bool
1036217dd11eSRalf Baechle
1037a9aec7feSAtsushi Nemotoconfig GPIO_TXX9
10387444a72eSMichael Buesch	select ARCH_REQUIRE_GPIOLIB
1039a9aec7feSAtsushi Nemoto	bool
1040a9aec7feSAtsushi Nemoto
10410e2794b0SRalf Baechleconfig FW_CFE
1042df78b5c8SAurelien Jarno	bool
1043df78b5c8SAurelien Jarno
10444bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT
104534adb28dSRalf Baechle	def_bool (HIGHMEM && ARCH_PHYS_ADDR_T_64BIT) || 64BIT
10464bafad92SFUJITA Tomonori
104740e084a5SRalf Baechleconfig ARCH_SUPPORTS_UPROBES
104840e084a5SRalf Baechle	bool
104940e084a5SRalf Baechle
1050885014bcSFelix Fietkauconfig DMA_MAYBE_COHERENT
1051885014bcSFelix Fietkau	select DMA_NONCOHERENT
1052885014bcSFelix Fietkau	bool
1053885014bcSFelix Fietkau
10541da177e4SLinus Torvaldsconfig DMA_COHERENT
10551da177e4SLinus Torvalds	bool
10561da177e4SLinus Torvalds
10571da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
10581da177e4SLinus Torvalds	bool
1059e1e02b32SFUJITA Tomonori	select NEED_DMA_MAP_STATE
10604ce588cdSRalf Baechle
1061e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE
10624ce588cdSRalf Baechle	bool
10631da177e4SLinus Torvalds
106436a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
10651da177e4SLinus Torvalds	bool
10661da177e4SLinus Torvalds
1067dbb74540SRalf Baechleconfig HOTPLUG_CPU
10681b2bc75cSRalf Baechle	bool "Support for hot-pluggable CPUs"
106940b31360SStephen Rothwell	depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
10701b2bc75cSRalf Baechle	help
10711b2bc75cSRalf Baechle	  Say Y here to allow turning CPUs off and on. CPUs can be
10721b2bc75cSRalf Baechle	  controlled through /sys/devices/system/cpu.
10731b2bc75cSRalf Baechle	  (Note: power management support will enable this option
10741b2bc75cSRalf Baechle	    automatically on SMP systems. )
10751b2bc75cSRalf Baechle	  Say N if you want to disable CPU hotplug.
10761b2bc75cSRalf Baechle
10771b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU
1078dbb74540SRalf Baechle	bool
1079dbb74540SRalf Baechle
10801da177e4SLinus Torvaldsconfig I8259
10811da177e4SLinus Torvalds	bool
1082079a4601SAndrew Bresticker	select IRQ_DOMAIN
10831da177e4SLinus Torvalds
10841da177e4SLinus Torvaldsconfig MIPS_BONITO64
10851da177e4SLinus Torvalds	bool
10861da177e4SLinus Torvalds
10871da177e4SLinus Torvaldsconfig MIPS_MSC
10881da177e4SLinus Torvalds	bool
10891da177e4SLinus Torvalds
10901f21d2bdSBrian Murphyconfig MIPS_NILE4
10911f21d2bdSBrian Murphy	bool
10921f21d2bdSBrian Murphy
109339b8d525SRalf Baechleconfig SYNC_R4K
109439b8d525SRalf Baechle	bool
109539b8d525SRalf Baechle
1096487d70d0SGabor Juhosconfig MIPS_MACHINE
1097487d70d0SGabor Juhos	def_bool n
1098487d70d0SGabor Juhos
1099ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP
1100d388d685SMaciej W. Rozycki	def_bool n
1101d388d685SMaciej W. Rozycki
11024e0748f5SMarkos Chandrasconfig GENERIC_CSUM
11034e0748f5SMarkos Chandras	bool
11044e0748f5SMarkos Chandras
11058313da30SRalf Baechleconfig GENERIC_ISA_DMA
11068313da30SRalf Baechle	bool
11078313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1108a35bee8aSNamhyung Kim	select ISA_DMA_API
11098313da30SRalf Baechle
1110aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
1111aa414dffSRalf Baechle	bool
11128313da30SRalf Baechle	select GENERIC_ISA_DMA
1113aa414dffSRalf Baechle
1114a35bee8aSNamhyung Kimconfig ISA_DMA_API
1115a35bee8aSNamhyung Kim	bool
1116a35bee8aSNamhyung Kim
1117465aaed0SDavid Daneyconfig HOLES_IN_ZONE
1118465aaed0SDavid Daney	bool
1119465aaed0SDavid Daney
11205e83d430SRalf Baechle#
11216b2aac42SMasanari Iida# Endianness selection.  Sufficiently obscure so many users don't know what to
11225e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
11235e83d430SRalf Baechle# choice statement should be more obvious to the user.
11245e83d430SRalf Baechle#
11255e83d430SRalf Baechlechoice
11266b2aac42SMasanari Iida	prompt "Endianness selection"
11271da177e4SLinus Torvalds	help
11281da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
11295e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
11303cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
11315e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
11323dde6ad8SDavid Sterba	  one or the other endianness.
11335e83d430SRalf Baechle
11345e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
11355e83d430SRalf Baechle	bool "Big endian"
11365e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
11375e83d430SRalf Baechle
11385e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
11395e83d430SRalf Baechle	bool "Little endian"
11405e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
11415e83d430SRalf Baechle
11425e83d430SRalf Baechleendchoice
11435e83d430SRalf Baechle
114422b0763aSDavid Daneyconfig EXPORT_UASM
114522b0763aSDavid Daney	bool
114622b0763aSDavid Daney
11472116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
11482116245eSRalf Baechle	bool
11492116245eSRalf Baechle
11505e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
11515e83d430SRalf Baechle	bool
11525e83d430SRalf Baechle
11535e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
11545e83d430SRalf Baechle	bool
11551da177e4SLinus Torvalds
11569cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS
11579cffd154SDavid Daney	bool
11589cffd154SDavid Daney	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
11599cffd154SDavid Daney	default y
11609cffd154SDavid Daney
1161aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT
1162aa1762f4SDavid Daney	def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1163aa1762f4SDavid Daney
11641da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
11651da177e4SLinus Torvalds	bool
11661da177e4SLinus Torvalds
11679267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
11689267a30dSMarc St-Jean	bool
11699267a30dSMarc St-Jean
11709267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
11719267a30dSMarc St-Jean	bool
11729267a30dSMarc St-Jean
11738420fd00SAtsushi Nemotoconfig IRQ_TXX9
11748420fd00SAtsushi Nemoto	bool
11758420fd00SAtsushi Nemoto
1176d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
1177d5ab1a69SYoichi Yuasa	bool
1178d5ab1a69SYoichi Yuasa
1179252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
11801da177e4SLinus Torvalds	bool
11811da177e4SLinus Torvalds
11829267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
11839267a30dSMarc St-Jean	bool
11849267a30dSMarc St-Jean
1185a83860c2SRalf Baechleconfig SOC_EMMA2RH
1186a83860c2SRalf Baechle	bool
1187a83860c2SRalf Baechle	select CEVT_R4K
1188a83860c2SRalf Baechle	select CSRC_R4K
1189a83860c2SRalf Baechle	select DMA_NONCOHERENT
119067e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1191a83860c2SRalf Baechle	select SWAP_IO_SPACE
1192a83860c2SRalf Baechle	select SYS_HAS_CPU_R5500
1193a83860c2SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1194a83860c2SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
1195a83860c2SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
1196a83860c2SRalf Baechle
1197edb6310aSDaniel Lairdconfig SOC_PNX833X
1198edb6310aSDaniel Laird	bool
1199edb6310aSDaniel Laird	select CEVT_R4K
1200edb6310aSDaniel Laird	select CSRC_R4K
120167e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1202edb6310aSDaniel Laird	select DMA_NONCOHERENT
1203edb6310aSDaniel Laird	select SYS_HAS_CPU_MIPS32_R2
1204edb6310aSDaniel Laird	select SYS_SUPPORTS_32BIT_KERNEL
1205edb6310aSDaniel Laird	select SYS_SUPPORTS_LITTLE_ENDIAN
1206edb6310aSDaniel Laird	select SYS_SUPPORTS_BIG_ENDIAN
1207377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
1208edb6310aSDaniel Laird	select CPU_MIPSR2_IRQ_VI
1209edb6310aSDaniel Laird
1210edb6310aSDaniel Lairdconfig SOC_PNX8335
1211edb6310aSDaniel Laird	bool
1212edb6310aSDaniel Laird	select SOC_PNX833X
1213edb6310aSDaniel Laird
1214a7e07b1aSMarkos Chandrasconfig MIPS_SPRAM
1215a7e07b1aSMarkos Chandras	bool
1216a7e07b1aSMarkos Chandras
12171da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
12181da177e4SLinus Torvalds	bool
12191da177e4SLinus Torvalds
1220e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
1221e2defae5SThomas Bogendoerfer	bool
1222e2defae5SThomas Bogendoerfer
12235b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2
12245b438c44SThomas Bogendoerfer	bool
12255b438c44SThomas Bogendoerfer
1226e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
1227e2defae5SThomas Bogendoerfer	bool
1228e2defae5SThomas Bogendoerfer
1229e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
1230e2defae5SThomas Bogendoerfer	bool
1231e2defae5SThomas Bogendoerfer
1232e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
1233e2defae5SThomas Bogendoerfer	bool
1234e2defae5SThomas Bogendoerfer
1235e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
1236e2defae5SThomas Bogendoerfer	bool
1237e2defae5SThomas Bogendoerfer
1238e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1239e2defae5SThomas Bogendoerfer	bool
1240e2defae5SThomas Bogendoerfer
12410e2794b0SRalf Baechleconfig FW_ARC32
12425e83d430SRalf Baechle	bool
12435e83d430SRalf Baechle
1244aaa9fad3SPaul Bolleconfig FW_SNIPROM
1245231a35d3SThomas Bogendoerfer	bool
1246231a35d3SThomas Bogendoerfer
12471da177e4SLinus Torvaldsconfig BOOT_ELF32
12481da177e4SLinus Torvalds	bool
12491da177e4SLinus Torvalds
1250930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_4
1251930beb5aSFlorian Fainelli	bool
1252930beb5aSFlorian Fainelli
1253930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_5
1254930beb5aSFlorian Fainelli	bool
1255930beb5aSFlorian Fainelli
1256930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_6
1257930beb5aSFlorian Fainelli	bool
1258930beb5aSFlorian Fainelli
1259930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_7
1260930beb5aSFlorian Fainelli	bool
1261930beb5aSFlorian Fainelli
12621da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
12631da177e4SLinus Torvalds	int
1264a4c0201eSFlorian Fainelli	default "7" if MIPS_L1_CACHE_SHIFT_7
12655432eeb6SKevin Cernekee	default "6" if MIPS_L1_CACHE_SHIFT_6
12665432eeb6SKevin Cernekee	default "5" if MIPS_L1_CACHE_SHIFT_5
12675432eeb6SKevin Cernekee	default "4" if MIPS_L1_CACHE_SHIFT_4
12681da177e4SLinus Torvalds	default "5"
12691da177e4SLinus Torvalds
12701da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
12711da177e4SLinus Torvalds	bool
12721da177e4SLinus Torvalds
12731da177e4SLinus Torvaldsconfig ARC_CONSOLE
12741da177e4SLinus Torvalds	bool "ARC console support"
1275e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
12761da177e4SLinus Torvalds
12771da177e4SLinus Torvaldsconfig ARC_MEMORY
12781da177e4SLinus Torvalds	bool
127914b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
12801da177e4SLinus Torvalds	default y
12811da177e4SLinus Torvalds
12821da177e4SLinus Torvaldsconfig ARC_PROMLIB
12831da177e4SLinus Torvalds	bool
1284e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
12851da177e4SLinus Torvalds	default y
12861da177e4SLinus Torvalds
12870e2794b0SRalf Baechleconfig FW_ARC64
12881da177e4SLinus Torvalds	bool
12891da177e4SLinus Torvalds
12901da177e4SLinus Torvaldsconfig BOOT_ELF64
12911da177e4SLinus Torvalds	bool
12921da177e4SLinus Torvalds
12931da177e4SLinus Torvaldsmenu "CPU selection"
12941da177e4SLinus Torvalds
12951da177e4SLinus Torvaldschoice
12961da177e4SLinus Torvalds	prompt "CPU type"
12971da177e4SLinus Torvalds	default CPU_R4X00
12981da177e4SLinus Torvalds
12990e476d91SHuacai Chenconfig CPU_LOONGSON3
13000e476d91SHuacai Chen	bool "Loongson 3 CPU"
13010e476d91SHuacai Chen	depends on SYS_HAS_CPU_LOONGSON3
13020e476d91SHuacai Chen	select CPU_SUPPORTS_64BIT_KERNEL
13030e476d91SHuacai Chen	select CPU_SUPPORTS_HIGHMEM
13040e476d91SHuacai Chen	select CPU_SUPPORTS_HUGEPAGES
13050e476d91SHuacai Chen	select WEAK_ORDERING
13060e476d91SHuacai Chen	select WEAK_REORDERING_BEYOND_LLSC
1307cbfb3ea7SHuacai Chen	select ARCH_REQUIRE_GPIOLIB
13080e476d91SHuacai Chen	help
13090e476d91SHuacai Chen		The Loongson 3 processor implements the MIPS64R2 instruction
13100e476d91SHuacai Chen		set with many extensions.
13110e476d91SHuacai Chen
13123702bba5SWu Zhangjinconfig CPU_LOONGSON2E
13133702bba5SWu Zhangjin	bool "Loongson 2E"
13143702bba5SWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2E
13153702bba5SWu Zhangjin	select CPU_LOONGSON2
13162a21c730SFuxin Zhang	help
13172a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
13182a21c730SFuxin Zhang	  with many extensions.
13192a21c730SFuxin Zhang
132025985edcSLucas De Marchi	  It has an internal FPGA northbridge, which is compatible to
13216f7a251aSWu Zhangjin	  bonito64.
13226f7a251aSWu Zhangjin
13236f7a251aSWu Zhangjinconfig CPU_LOONGSON2F
13246f7a251aSWu Zhangjin	bool "Loongson 2F"
13256f7a251aSWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2F
13266f7a251aSWu Zhangjin	select CPU_LOONGSON2
1327c197da91SArnaud Patard	select ARCH_REQUIRE_GPIOLIB
13286f7a251aSWu Zhangjin	help
13296f7a251aSWu Zhangjin	  The Loongson 2F processor implements the MIPS III instruction set
13306f7a251aSWu Zhangjin	  with many extensions.
13316f7a251aSWu Zhangjin
13326f7a251aSWu Zhangjin	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
13336f7a251aSWu Zhangjin	  have a similar programming interface with FPGA northbridge used in
13346f7a251aSWu Zhangjin	  Loongson2E.
13356f7a251aSWu Zhangjin
1336ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B
1337ca585cf9SKelvin Cheung	bool "Loongson 1B"
1338ca585cf9SKelvin Cheung	depends on SYS_HAS_CPU_LOONGSON1B
1339ca585cf9SKelvin Cheung	select CPU_LOONGSON1
1340ca585cf9SKelvin Cheung	help
1341ca585cf9SKelvin Cheung	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1342ca585cf9SKelvin Cheung	  release 2 instruction set.
1343ca585cf9SKelvin Cheung
13446e760c8dSRalf Baechleconfig CPU_MIPS32_R1
13456e760c8dSRalf Baechle	bool "MIPS32 Release 1"
13467cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
13476e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1348797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1349ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13506e760c8dSRalf Baechle	help
13515e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
13521e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
13531e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
13541e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
13551e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
13561e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
13571e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
13581e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
13591e5f1caaSRalf Baechle	  performance.
13601e5f1caaSRalf Baechle
13611e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
13621e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
13637cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
13641e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1365797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1366ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1367a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
13682235a54dSSanjay Lal	select HAVE_KVM
13691e5f1caaSRalf Baechle	help
13705e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
13716e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
13726e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
13736e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13746e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
13751da177e4SLinus Torvalds
13767fd08ca5SLeonid Yegoshinconfig CPU_MIPS32_R6
1377674d10e2SMarkos Chandras	bool "MIPS32 Release 6"
13787fd08ca5SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS32_R6
13797fd08ca5SLeonid Yegoshin	select CPU_HAS_PREFETCH
13807fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_32BIT_KERNEL
13817fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_HIGHMEM
13827fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_MSA
13834e0748f5SMarkos Chandras	select GENERIC_CSUM
13847fd08ca5SLeonid Yegoshin	select HAVE_KVM
13857fd08ca5SLeonid Yegoshin	select MIPS_O32_FP64_SUPPORT
13867fd08ca5SLeonid Yegoshin	help
13877fd08ca5SLeonid Yegoshin	  Choose this option to build a kernel for release 6 or later of the
13887fd08ca5SLeonid Yegoshin	  MIPS32 architecture.  New MIPS processors, starting with the Warrior
13897fd08ca5SLeonid Yegoshin	  family, are based on a MIPS32r6 processor. If you own an older
13907fd08ca5SLeonid Yegoshin	  processor, you probably need to select MIPS32r1 or MIPS32r2 instead.
13917fd08ca5SLeonid Yegoshin
13926e760c8dSRalf Baechleconfig CPU_MIPS64_R1
13936e760c8dSRalf Baechle	bool "MIPS64 Release 1"
13947cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1395797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1396ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1397ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1398ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13999cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
14006e760c8dSRalf Baechle	help
14016e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
14026e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
14036e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
14046e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
14056e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
14061e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
14071e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
14081e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
14091e5f1caaSRalf Baechle	  performance.
14101e5f1caaSRalf Baechle
14111e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
14121e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
14137cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1414797798c1SRalf Baechle	select CPU_HAS_PREFETCH
14151e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
14161e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1417ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
14189cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1419a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
14201e5f1caaSRalf Baechle	help
14211e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
14221e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
14231e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
14241e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
14251e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
14261da177e4SLinus Torvalds
14277fd08ca5SLeonid Yegoshinconfig CPU_MIPS64_R6
1428674d10e2SMarkos Chandras	bool "MIPS64 Release 6"
14297fd08ca5SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS64_R6
14307fd08ca5SLeonid Yegoshin	select CPU_HAS_PREFETCH
14317fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_32BIT_KERNEL
14327fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_64BIT_KERNEL
14337fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_HIGHMEM
14347fd08ca5SLeonid Yegoshin	select CPU_SUPPORTS_MSA
14354e0748f5SMarkos Chandras	select GENERIC_CSUM
14364e9d324dSPaul Burton	select MIPS_O32_FP64_SUPPORT if MIPS32_O32
14377fd08ca5SLeonid Yegoshin	help
14387fd08ca5SLeonid Yegoshin	  Choose this option to build a kernel for release 6 or later of the
14397fd08ca5SLeonid Yegoshin	  MIPS64 architecture.  New MIPS processors, starting with the Warrior
14407fd08ca5SLeonid Yegoshin	  family, are based on a MIPS64r6 processor. If you own an older
14417fd08ca5SLeonid Yegoshin	  processor, you probably need to select MIPS64r1 or MIPS64r2 instead.
14427fd08ca5SLeonid Yegoshin
14431da177e4SLinus Torvaldsconfig CPU_R3000
14441da177e4SLinus Torvalds	bool "R3000"
14457cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1446f7062ddbSRalf Baechle	select CPU_HAS_WB
1447ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1448797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
14491da177e4SLinus Torvalds	help
14501da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
14511da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
14521da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
14531da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
14541da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
14551da177e4SLinus Torvalds	  try to recompile with R3000.
14561da177e4SLinus Torvalds
14571da177e4SLinus Torvaldsconfig CPU_TX39XX
14581da177e4SLinus Torvalds	bool "R39XX"
14597cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1460ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
14611da177e4SLinus Torvalds
14621da177e4SLinus Torvaldsconfig CPU_VR41XX
14631da177e4SLinus Torvalds	bool "R41xx"
14647cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1465ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1466ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
14671da177e4SLinus Torvalds	help
14685e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
14691da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
14701da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
14711da177e4SLinus Torvalds	  processor or vice versa.
14721da177e4SLinus Torvalds
14731da177e4SLinus Torvaldsconfig CPU_R4300
14741da177e4SLinus Torvalds	bool "R4300"
14757cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1476ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1477ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
14781da177e4SLinus Torvalds	help
14791da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
14801da177e4SLinus Torvalds
14811da177e4SLinus Torvaldsconfig CPU_R4X00
14821da177e4SLinus Torvalds	bool "R4x00"
14837cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1484ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1485ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1486970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14871da177e4SLinus Torvalds	help
14881da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
14891da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
14901da177e4SLinus Torvalds
14911da177e4SLinus Torvaldsconfig CPU_TX49XX
14921da177e4SLinus Torvalds	bool "R49XX"
14937cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1494de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1495ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1496ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1497970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14981da177e4SLinus Torvalds
14991da177e4SLinus Torvaldsconfig CPU_R5000
15001da177e4SLinus Torvalds	bool "R5000"
15017cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1502ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1503ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1504970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15051da177e4SLinus Torvalds	help
15061da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
15071da177e4SLinus Torvalds
15081da177e4SLinus Torvaldsconfig CPU_R5432
15091da177e4SLinus Torvalds	bool "R5432"
15107cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
15115e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
15125e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1513970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15141da177e4SLinus Torvalds
1515542c1020SShinya Kuribayashiconfig CPU_R5500
1516542c1020SShinya Kuribayashi	bool "R5500"
1517542c1020SShinya Kuribayashi	depends on SYS_HAS_CPU_R5500
1518542c1020SShinya Kuribayashi	select CPU_SUPPORTS_32BIT_KERNEL
1519542c1020SShinya Kuribayashi	select CPU_SUPPORTS_64BIT_KERNEL
15209cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1521542c1020SShinya Kuribayashi	help
1522542c1020SShinya Kuribayashi	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1523542c1020SShinya Kuribayashi	  instruction set.
1524542c1020SShinya Kuribayashi
15251da177e4SLinus Torvaldsconfig CPU_R6000
15261da177e4SLinus Torvalds	bool "R6000"
15277cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1528ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
15291da177e4SLinus Torvalds	help
15301da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1531c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
15321da177e4SLinus Torvalds
15331da177e4SLinus Torvaldsconfig CPU_NEVADA
15341da177e4SLinus Torvalds	bool "RM52xx"
15357cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1536ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1537ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1538970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15391da177e4SLinus Torvalds	help
15401da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
15411da177e4SLinus Torvalds
15421da177e4SLinus Torvaldsconfig CPU_R8000
15431da177e4SLinus Torvalds	bool "R8000"
15447cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
15455e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1546ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
15471da177e4SLinus Torvalds	help
15481da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
15491da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
15501da177e4SLinus Torvalds
15511da177e4SLinus Torvaldsconfig CPU_R10000
15521da177e4SLinus Torvalds	bool "R10000"
15537cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
15545e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1555ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1556ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1557797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1558970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15591da177e4SLinus Torvalds	help
15601da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
15611da177e4SLinus Torvalds
15621da177e4SLinus Torvaldsconfig CPU_RM7000
15631da177e4SLinus Torvalds	bool "RM7000"
15647cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
15655e83d430SRalf Baechle	select CPU_HAS_PREFETCH
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
15701da177e4SLinus Torvalds
15711da177e4SLinus Torvaldsconfig CPU_SB1
15721da177e4SLinus Torvalds	bool "SB1"
15737cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1574ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1575ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1576797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1577970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15780004a9dfSRalf Baechle	select WEAK_ORDERING
15791da177e4SLinus Torvalds
1580a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON
1581a86c7f72SDavid Daney	bool "Cavium Octeon processor"
15825e683389SDavid Daney	depends on SYS_HAS_CPU_CAVIUM_OCTEON
1583a86c7f72SDavid Daney	select CPU_HAS_PREFETCH
1584a86c7f72SDavid Daney	select CPU_SUPPORTS_64BIT_KERNEL
1585a86c7f72SDavid Daney	select WEAK_ORDERING
1586a86c7f72SDavid Daney	select CPU_SUPPORTS_HIGHMEM
15879cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1588df115f3eSBen Hutchings	select USB_EHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1589df115f3eSBen Hutchings	select USB_OHCI_BIG_ENDIAN_MMIO if CPU_BIG_ENDIAN
1590930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
1591a86c7f72SDavid Daney	help
1592a86c7f72SDavid Daney	  The Cavium Octeon processor is a highly integrated chip containing
1593a86c7f72SDavid Daney	  many ethernet hardware widgets for networking tasks. The processor
1594a86c7f72SDavid Daney	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1595a86c7f72SDavid Daney	  Full details can be found at http://www.caviumnetworks.com.
1596a86c7f72SDavid Daney
1597cd746249SJonas Gorskiconfig CPU_BMIPS
1598cd746249SJonas Gorski	bool "Broadcom BMIPS"
1599cd746249SJonas Gorski	depends on SYS_HAS_CPU_BMIPS
1600cd746249SJonas Gorski	select CPU_MIPS32
1601fe7f62c0SJonas Gorski	select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1602cd746249SJonas Gorski	select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1603cd746249SJonas Gorski	select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1604cd746249SJonas Gorski	select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1605cd746249SJonas Gorski	select CPU_SUPPORTS_32BIT_KERNEL
1606cd746249SJonas Gorski	select DMA_NONCOHERENT
160767e38cf2SRalf Baechle	select IRQ_MIPS_CPU
1608cd746249SJonas Gorski	select SWAP_IO_SPACE
1609cd746249SJonas Gorski	select WEAK_ORDERING
1610c1c0c461SKevin Cernekee	select CPU_SUPPORTS_HIGHMEM
161169aaf9c8SJonas Gorski	select CPU_HAS_PREFETCH
1612c1c0c461SKevin Cernekee	help
1613fe7f62c0SJonas Gorski	  Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1614c1c0c461SKevin Cernekee
16157f058e85SJayachandran Cconfig CPU_XLR
16167f058e85SJayachandran C	bool "Netlogic XLR SoC"
16177f058e85SJayachandran C	depends on SYS_HAS_CPU_XLR
16187f058e85SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
16197f058e85SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
16207f058e85SJayachandran C	select CPU_SUPPORTS_HIGHMEM
1621970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
16227f058e85SJayachandran C	select WEAK_ORDERING
16237f058e85SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
16247f058e85SJayachandran C	help
16257f058e85SJayachandran C	  Netlogic Microsystems XLR/XLS processors.
16261c773ea4SJayachandran C
16271c773ea4SJayachandran Cconfig CPU_XLP
16281c773ea4SJayachandran C	bool "Netlogic XLP SoC"
16291c773ea4SJayachandran C	depends on SYS_HAS_CPU_XLP
16301c773ea4SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
16311c773ea4SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
16321c773ea4SJayachandran C	select CPU_SUPPORTS_HIGHMEM
16331c773ea4SJayachandran C	select WEAK_ORDERING
16341c773ea4SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
16351c773ea4SJayachandran C	select CPU_HAS_PREFETCH
1636d6504846SJayachandran C	select CPU_MIPSR2
1637ddba6833SPrem Mallappa	select CPU_SUPPORTS_HUGEPAGES
16381c773ea4SJayachandran C	help
16391c773ea4SJayachandran C	  Netlogic Microsystems XLP processors.
16401da177e4SLinus Torvaldsendchoice
16411da177e4SLinus Torvalds
1642a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_FEATURES
1643a6e18781SLeonid Yegoshin	bool "MIPS32 Release 3.5 Features"
1644a6e18781SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS32_R3_5
16457fd08ca5SLeonid Yegoshin	depends on CPU_MIPS32_R2 || CPU_MIPS32_R6
1646a6e18781SLeonid Yegoshin	help
1647a6e18781SLeonid Yegoshin	  Choose this option to build a kernel for release 2 or later of the
1648a6e18781SLeonid Yegoshin	  MIPS32 architecture including features from the 3.5 release such as
1649a6e18781SLeonid Yegoshin	  support for Enhanced Virtual Addressing (EVA).
1650a6e18781SLeonid Yegoshin
1651a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_EVA
1652a6e18781SLeonid Yegoshin	bool "Enhanced Virtual Addressing (EVA)"
1653a6e18781SLeonid Yegoshin	depends on CPU_MIPS32_3_5_FEATURES
1654a6e18781SLeonid Yegoshin	select EVA
1655a6e18781SLeonid Yegoshin	default y
1656a6e18781SLeonid Yegoshin	help
1657a6e18781SLeonid Yegoshin	  Choose this option if you want to enable the Enhanced Virtual
1658a6e18781SLeonid Yegoshin	  Addressing (EVA) on your MIPS32 core (such as proAptiv).
1659a6e18781SLeonid Yegoshin	  One of its primary benefits is an increase in the maximum size
1660a6e18781SLeonid Yegoshin	  of lowmem (up to 3GB). If unsure, say 'N' here.
1661a6e18781SLeonid Yegoshin
1662c5b36783SSteven J. Hillconfig CPU_MIPS32_R5_FEATURES
1663c5b36783SSteven J. Hill	bool "MIPS32 Release 5 Features"
1664c5b36783SSteven J. Hill	depends on SYS_HAS_CPU_MIPS32_R5
1665c5b36783SSteven J. Hill	depends on CPU_MIPS32_R2
1666c5b36783SSteven J. Hill	help
1667c5b36783SSteven J. Hill	  Choose this option to build a kernel for release 2 or later of the
1668c5b36783SSteven J. Hill	  MIPS32 architecture including features from release 5 such as
1669c5b36783SSteven J. Hill	  support for Extended Physical Addressing (XPA).
1670c5b36783SSteven J. Hill
1671c5b36783SSteven J. Hillconfig CPU_MIPS32_R5_XPA
1672c5b36783SSteven J. Hill	bool "Extended Physical Addressing (XPA)"
1673c5b36783SSteven J. Hill	depends on CPU_MIPS32_R5_FEATURES
1674c5b36783SSteven J. Hill	depends on !EVA
1675c5b36783SSteven J. Hill	depends on !PAGE_SIZE_4KB
1676c5b36783SSteven J. Hill	depends on SYS_SUPPORTS_HIGHMEM
1677c5b36783SSteven J. Hill	select XPA
1678c5b36783SSteven J. Hill	select HIGHMEM
1679c5b36783SSteven J. Hill	select ARCH_PHYS_ADDR_T_64BIT
1680c5b36783SSteven J. Hill	default n
1681c5b36783SSteven J. Hill	help
1682c5b36783SSteven J. Hill	  Choose this option if you want to enable the Extended Physical
1683c5b36783SSteven J. Hill	  Addressing (XPA) on your MIPS32 core (such as P5600 series). The
1684c5b36783SSteven J. Hill	  benefit is to increase physical addressing equal to or greater
1685c5b36783SSteven J. Hill	  than 40 bits. Note that this has the side effect of turning on
1686c5b36783SSteven J. Hill	  64-bit addressing which in turn makes the PTEs 64-bit in size.
1687c5b36783SSteven J. Hill	  If unsure, say 'N' here.
1688c5b36783SSteven J. Hill
1689622844bfSWu Zhangjinif CPU_LOONGSON2F
1690622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS
1691622844bfSWu Zhangjin	bool
1692622844bfSWu Zhangjin
1693622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS
1694622844bfSWu Zhangjin	bool
1695622844bfSWu Zhangjin
1696622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS
1697622844bfSWu Zhangjin	bool "Loongson 2F Workarounds"
1698622844bfSWu Zhangjin	default y
1699622844bfSWu Zhangjin	select CPU_NOP_WORKAROUNDS
1700622844bfSWu Zhangjin	select CPU_JUMP_WORKAROUNDS
1701622844bfSWu Zhangjin	help
1702622844bfSWu Zhangjin	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1703622844bfSWu Zhangjin	  require workarounds.  Without workarounds the system may hang
1704622844bfSWu Zhangjin	  unexpectedly.  For more information please refer to the gas
1705622844bfSWu Zhangjin	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1706622844bfSWu Zhangjin
1707622844bfSWu Zhangjin	  Loongson 2F03 and later have fixed these issues and no workarounds
1708622844bfSWu Zhangjin	  are needed.  The workarounds have no significant side effect on them
1709622844bfSWu Zhangjin	  but may decrease the performance of the system so this option should
1710622844bfSWu Zhangjin	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
1711622844bfSWu Zhangjin	  systems.
1712622844bfSWu Zhangjin
1713622844bfSWu Zhangjin	  If unsure, please say Y.
1714622844bfSWu Zhangjinendif # CPU_LOONGSON2F
1715622844bfSWu Zhangjin
17161b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT
17171b93b3c3SWu Zhangjin	bool
17181b93b3c3SWu Zhangjin	select HAVE_KERNEL_GZIP
17191b93b3c3SWu Zhangjin	select HAVE_KERNEL_BZIP2
172031c4867dSFlorian Fainelli	select HAVE_KERNEL_LZ4
17211b93b3c3SWu Zhangjin	select HAVE_KERNEL_LZMA
1722fe1d45e0SWu Zhangjin	select HAVE_KERNEL_LZO
17234e23eb63SFlorian Fainelli	select HAVE_KERNEL_XZ
17241b93b3c3SWu Zhangjin
17251b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550
17261b93b3c3SWu Zhangjin	bool
17271b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
17281b93b3c3SWu Zhangjin
17293702bba5SWu Zhangjinconfig CPU_LOONGSON2
17303702bba5SWu Zhangjin	bool
17313702bba5SWu Zhangjin	select CPU_SUPPORTS_32BIT_KERNEL
17323702bba5SWu Zhangjin	select CPU_SUPPORTS_64BIT_KERNEL
17333702bba5SWu Zhangjin	select CPU_SUPPORTS_HIGHMEM
1734970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
17353702bba5SWu Zhangjin
1736ca585cf9SKelvin Cheungconfig CPU_LOONGSON1
1737ca585cf9SKelvin Cheung	bool
1738ca585cf9SKelvin Cheung	select CPU_MIPS32
1739ca585cf9SKelvin Cheung	select CPU_MIPSR2
1740ca585cf9SKelvin Cheung	select CPU_HAS_PREFETCH
1741ca585cf9SKelvin Cheung	select CPU_SUPPORTS_32BIT_KERNEL
1742ca585cf9SKelvin Cheung	select CPU_SUPPORTS_HIGHMEM
1743f29ad10dSKelvin Cheung	select CPU_SUPPORTS_CPUFREQ
1744ca585cf9SKelvin Cheung
1745fe7f62c0SJonas Gorskiconfig CPU_BMIPS32_3300
174604fa8bf7SJonas Gorski	select SMP_UP if SMP
17471bbb6c1bSKevin Cernekee	bool
1748cd746249SJonas Gorski
1749cd746249SJonas Gorskiconfig CPU_BMIPS4350
1750cd746249SJonas Gorski	bool
1751cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1752cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1753cd746249SJonas Gorski
1754cd746249SJonas Gorskiconfig CPU_BMIPS4380
1755cd746249SJonas Gorski	bool
1756bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
1757cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1758cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1759cd746249SJonas Gorski
1760cd746249SJonas Gorskiconfig CPU_BMIPS5000
1761cd746249SJonas Gorski	bool
1762cd746249SJonas Gorski	select MIPS_CPU_SCACHE
1763bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_7
1764cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1765cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
17661bbb6c1bSKevin Cernekee
17670e476d91SHuacai Chenconfig SYS_HAS_CPU_LOONGSON3
17680e476d91SHuacai Chen	bool
17690e476d91SHuacai Chen	select CPU_SUPPORTS_CPUFREQ
17700e476d91SHuacai Chen
17713702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E
17722a21c730SFuxin Zhang	bool
17732a21c730SFuxin Zhang
17746f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F
17756f7a251aSWu Zhangjin	bool
177655045ff5SWu Zhangjin	select CPU_SUPPORTS_CPUFREQ
177755045ff5SWu Zhangjin	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
177822f1fdfdSWu Zhangjin	select CPU_SUPPORTS_UNCACHED_ACCELERATED
17796f7a251aSWu Zhangjin
1780ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B
1781ca585cf9SKelvin Cheung	bool
1782ca585cf9SKelvin Cheung
17837cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
17847cf8053bSRalf Baechle	bool
17857cf8053bSRalf Baechle
17867cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
17877cf8053bSRalf Baechle	bool
17887cf8053bSRalf Baechle
1789a6e18781SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS32_R3_5
1790a6e18781SLeonid Yegoshin	bool
1791a6e18781SLeonid Yegoshin
1792c5b36783SSteven J. Hillconfig SYS_HAS_CPU_MIPS32_R5
1793c5b36783SSteven J. Hill	bool
1794c5b36783SSteven J. Hill
17957fd08ca5SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS32_R6
17967fd08ca5SLeonid Yegoshin	bool
17977fd08ca5SLeonid Yegoshin
17987cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
17997cf8053bSRalf Baechle	bool
18007cf8053bSRalf Baechle
18017cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
18027cf8053bSRalf Baechle	bool
18037cf8053bSRalf Baechle
18047fd08ca5SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS64_R6
18057fd08ca5SLeonid Yegoshin	bool
18067fd08ca5SLeonid Yegoshin
18077cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
18087cf8053bSRalf Baechle	bool
18097cf8053bSRalf Baechle
18107cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
18117cf8053bSRalf Baechle	bool
18127cf8053bSRalf Baechle
18137cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
18147cf8053bSRalf Baechle	bool
18157cf8053bSRalf Baechle
18167cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
18177cf8053bSRalf Baechle	bool
18187cf8053bSRalf Baechle
18197cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
18207cf8053bSRalf Baechle	bool
18217cf8053bSRalf Baechle
18227cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
18237cf8053bSRalf Baechle	bool
18247cf8053bSRalf Baechle
18257cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
18267cf8053bSRalf Baechle	bool
18277cf8053bSRalf Baechle
18287cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
18297cf8053bSRalf Baechle	bool
18307cf8053bSRalf Baechle
1831542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500
1832542c1020SShinya Kuribayashi	bool
1833542c1020SShinya Kuribayashi
18347cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
18357cf8053bSRalf Baechle	bool
18367cf8053bSRalf Baechle
18377cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
18387cf8053bSRalf Baechle	bool
18397cf8053bSRalf Baechle
18407cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
18417cf8053bSRalf Baechle	bool
18427cf8053bSRalf Baechle
18437cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
18447cf8053bSRalf Baechle	bool
18457cf8053bSRalf Baechle
18467cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
18477cf8053bSRalf Baechle	bool
18487cf8053bSRalf Baechle
18497cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
18507cf8053bSRalf Baechle	bool
18517cf8053bSRalf Baechle
18525e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON
18535e683389SDavid Daney	bool
18545e683389SDavid Daney
1855cd746249SJonas Gorskiconfig SYS_HAS_CPU_BMIPS
1856c1c0c461SKevin Cernekee	bool
1857c1c0c461SKevin Cernekee
1858fe7f62c0SJonas Gorskiconfig SYS_HAS_CPU_BMIPS32_3300
1859c1c0c461SKevin Cernekee	bool
1860cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1861c1c0c461SKevin Cernekee
1862c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350
1863c1c0c461SKevin Cernekee	bool
1864cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1865c1c0c461SKevin Cernekee
1866c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380
1867c1c0c461SKevin Cernekee	bool
1868cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1869c1c0c461SKevin Cernekee
1870c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000
1871c1c0c461SKevin Cernekee	bool
1872cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1873c1c0c461SKevin Cernekee
18747f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR
18757f058e85SJayachandran C	bool
18767f058e85SJayachandran C
18771c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP
18781c773ea4SJayachandran C	bool
18791c773ea4SJayachandran C
1880b6911bbaSPaul Burtonconfig MIPS_MALTA_PM
1881b6911bbaSPaul Burton	depends on MIPS_MALTA
1882b6911bbaSPaul Burton	depends on PCI
1883b6911bbaSPaul Burton	bool
1884b6911bbaSPaul Burton	default y
1885b6911bbaSPaul Burton
188617099b11SRalf Baechle#
188717099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
188817099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
188917099b11SRalf Baechle#
18900004a9dfSRalf Baechleconfig WEAK_ORDERING
18910004a9dfSRalf Baechle	bool
189217099b11SRalf Baechle
189317099b11SRalf Baechle#
189417099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
189517099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
189617099b11SRalf Baechle#
189717099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
189817099b11SRalf Baechle	bool
18995e83d430SRalf Baechleendmenu
19005e83d430SRalf Baechle
19015e83d430SRalf Baechle#
19025e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
19035e83d430SRalf Baechle#
19045e83d430SRalf Baechleconfig CPU_MIPS32
19055e83d430SRalf Baechle	bool
19067fd08ca5SLeonid Yegoshin	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 || CPU_MIPS32_R6
19075e83d430SRalf Baechle
19085e83d430SRalf Baechleconfig CPU_MIPS64
19095e83d430SRalf Baechle	bool
19107fd08ca5SLeonid Yegoshin	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 || CPU_MIPS64_R6
19115e83d430SRalf Baechle
19125e83d430SRalf Baechle#
1913c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
19145e83d430SRalf Baechle#
19155e83d430SRalf Baechleconfig CPU_MIPSR1
19165e83d430SRalf Baechle	bool
19175e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
19185e83d430SRalf Baechle
19195e83d430SRalf Baechleconfig CPU_MIPSR2
19205e83d430SRalf Baechle	bool
1921a86c7f72SDavid Daney	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
1922a7e07b1aSMarkos Chandras	select MIPS_SPRAM
19235e83d430SRalf Baechle
19247fd08ca5SLeonid Yegoshinconfig CPU_MIPSR6
19257fd08ca5SLeonid Yegoshin	bool
19267fd08ca5SLeonid Yegoshin	default y if CPU_MIPS32_R6 || CPU_MIPS64_R6
1927a7e07b1aSMarkos Chandras	select MIPS_SPRAM
19285e83d430SRalf Baechle
1929a6e18781SLeonid Yegoshinconfig EVA
1930a6e18781SLeonid Yegoshin	bool
1931a6e18781SLeonid Yegoshin
1932c5b36783SSteven J. Hillconfig XPA
1933c5b36783SSteven J. Hill	bool
1934c5b36783SSteven J. Hill
19355e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
19365e83d430SRalf Baechle	bool
19375e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
19385e83d430SRalf Baechle	bool
19395e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
19405e83d430SRalf Baechle	bool
19415e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
19425e83d430SRalf Baechle	bool
194355045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ
194455045ff5SWu Zhangjin	bool
194555045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG
194655045ff5SWu Zhangjin	bool
19479cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES
19489cffd154SDavid Daney	bool
194922f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED
195022f1fdfdSWu Zhangjin	bool
195182622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT
195282622284SDavid Daney	bool
1953d6504846SJayachandran C	default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
19545e83d430SRalf Baechle
19558192c9eaSDavid Daney#
19568192c9eaSDavid Daney# Set to y for ptrace access to watch registers.
19578192c9eaSDavid Daney#
19588192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS
19598192c9eaSDavid Daney       bool
1960f839490aSDavid Daney       default y if CPU_MIPSR1 || CPU_MIPSR2
19618192c9eaSDavid Daney
19625e83d430SRalf Baechlemenu "Kernel type"
19635e83d430SRalf Baechle
19645e83d430SRalf Baechlechoice
19655e83d430SRalf Baechle	prompt "Kernel code model"
19665e83d430SRalf Baechle	help
19675e83d430SRalf Baechle	  You should only select this option if you have a workload that
19685e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
19695e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
19705e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
19715e83d430SRalf Baechle
19725e83d430SRalf Baechleconfig 32BIT
19735e83d430SRalf Baechle	bool "32-bit kernel"
19745e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
19755e83d430SRalf Baechle	select TRAD_SIGNALS
19765e83d430SRalf Baechle	help
19775e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
1978f17c4ca3SRalf Baechle
19795e83d430SRalf Baechleconfig 64BIT
19805e83d430SRalf Baechle	bool "64-bit kernel"
19815e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
19825e83d430SRalf Baechle	help
19835e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
19845e83d430SRalf Baechle
19855e83d430SRalf Baechleendchoice
19865e83d430SRalf Baechle
19872235a54dSSanjay Lalconfig KVM_GUEST
19882235a54dSSanjay Lal	bool "KVM Guest Kernel"
1989f2a5b1d7SJames Hogan	depends on BROKEN_ON_SMP
19902235a54dSSanjay Lal	help
19912235a54dSSanjay Lal	  Select this option if building a guest kernel for KVM (Trap & Emulate) mode
19922235a54dSSanjay Lal
1993eda3d33cSJames Hoganconfig KVM_GUEST_TIMER_FREQ
1994eda3d33cSJames Hogan	int "Count/Compare Timer Frequency (MHz)"
19952235a54dSSanjay Lal	depends on KVM_GUEST
1996eda3d33cSJames Hogan	default 100
19972235a54dSSanjay Lal	help
1998eda3d33cSJames Hogan	  Set this to non-zero if building a guest kernel for KVM to skip RTC
1999eda3d33cSJames Hogan	  emulation when determining guest CPU Frequency. Instead, the guest's
2000eda3d33cSJames Hogan	  timer frequency is specified directly.
20012235a54dSSanjay Lal
20021da177e4SLinus Torvaldschoice
20031da177e4SLinus Torvalds	prompt "Kernel page size"
20041da177e4SLinus Torvalds	default PAGE_SIZE_4KB
20051da177e4SLinus Torvalds
20061da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
20071da177e4SLinus Torvalds	bool "4kB"
20080e476d91SHuacai Chen	depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
20091da177e4SLinus Torvalds	help
20101da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
20111da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
20121da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
20131da177e4SLinus Torvalds	 recommended for low memory systems.
20141da177e4SLinus Torvalds
20151da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
20161da177e4SLinus Torvalds	bool "8kB"
20177d60717eSKees Cook	depends on CPU_R8000 || CPU_CAVIUM_OCTEON
20181da177e4SLinus Torvalds	help
20191da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
20201da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
2021c52399beSRalf Baechle	  only on R8000 and cnMIPS processors.  Note that you will need a
2022c52399beSRalf Baechle	  suitable Linux distribution to support this.
20231da177e4SLinus Torvalds
20241da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
20251da177e4SLinus Torvalds	bool "16kB"
2026714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
20271da177e4SLinus Torvalds	help
20281da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
20291da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
2030714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
2031714bfad6SRalf Baechle	  Linux distribution to support this.
20321da177e4SLinus Torvalds
2033c52399beSRalf Baechleconfig PAGE_SIZE_32KB
2034c52399beSRalf Baechle	bool "32kB"
2035c52399beSRalf Baechle	depends on CPU_CAVIUM_OCTEON
2036c52399beSRalf Baechle	help
2037c52399beSRalf Baechle	  Using 32kB page size will result in higher performance kernel at
2038c52399beSRalf Baechle	  the price of higher memory consumption.  This option is available
2039c52399beSRalf Baechle	  only on cnMIPS cores.  Note that you will need a suitable Linux
2040c52399beSRalf Baechle	  distribution to support this.
2041c52399beSRalf Baechle
20421da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
20431da177e4SLinus Torvalds	bool "64kB"
20447d60717eSKees Cook	depends on !CPU_R3000 && !CPU_TX39XX
20451da177e4SLinus Torvalds	help
20461da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
20471da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
20481da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
2049714bfad6SRalf Baechle	  writing this option is still high experimental.
20501da177e4SLinus Torvalds
20511da177e4SLinus Torvaldsendchoice
20521da177e4SLinus Torvalds
2053c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER
2054c9bace7cSDavid Daney	int "Maximum zone order"
2055e4362d1eSAlex Smith	range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2056e4362d1eSAlex Smith	default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
2057e4362d1eSAlex Smith	range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2058e4362d1eSAlex Smith	default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
2059e4362d1eSAlex Smith	range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
2060e4362d1eSAlex Smith	default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
2061c9bace7cSDavid Daney	range 11 64
2062c9bace7cSDavid Daney	default "11"
2063c9bace7cSDavid Daney	help
2064c9bace7cSDavid Daney	  The kernel memory allocator divides physically contiguous memory
2065c9bace7cSDavid Daney	  blocks into "zones", where each zone is a power of two number of
2066c9bace7cSDavid Daney	  pages.  This option selects the largest power of two that the kernel
2067c9bace7cSDavid Daney	  keeps in the memory allocator.  If you need to allocate very large
2068c9bace7cSDavid Daney	  blocks of physically contiguous memory, then you may need to
2069c9bace7cSDavid Daney	  increase this value.
2070c9bace7cSDavid Daney
2071c9bace7cSDavid Daney	  This config option is actually maximum order plus one. For example,
2072c9bace7cSDavid Daney	  a value of 11 means that the largest free memory block is 2^10 pages.
2073c9bace7cSDavid Daney
2074c9bace7cSDavid Daney	  The page size is not necessarily 4KB.  Keep this in mind
2075c9bace7cSDavid Daney	  when choosing a value for this option.
2076c9bace7cSDavid Daney
20771da177e4SLinus Torvaldsconfig BOARD_SCACHE
20781da177e4SLinus Torvalds	bool
20791da177e4SLinus Torvalds
20801da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
20811da177e4SLinus Torvalds	bool
20821da177e4SLinus Torvalds	select BOARD_SCACHE
20831da177e4SLinus Torvalds
20849318c51aSChris Dearman#
20859318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
20869318c51aSChris Dearman#
20879318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
20889318c51aSChris Dearman	bool
20899318c51aSChris Dearman	select BOARD_SCACHE
20909318c51aSChris Dearman
20911da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
20921da177e4SLinus Torvalds	bool
20931da177e4SLinus Torvalds	select BOARD_SCACHE
20941da177e4SLinus Torvalds
20951da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
20961da177e4SLinus Torvalds	bool
20971da177e4SLinus Torvalds	select BOARD_SCACHE
20981da177e4SLinus Torvalds
20991da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
21001da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
21011da177e4SLinus Torvalds	depends on CPU_SB1
21021da177e4SLinus Torvalds	help
21031da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
21041da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
21051da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
21061da177e4SLinus Torvalds
21071da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
2108c8094b53SRalf Baechle	bool
21091da177e4SLinus Torvalds
21103165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB
21113165c846SFlorian Fainelli	bool
21123165c846SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX)
21133165c846SFlorian Fainelli
211491405eb6SFlorian Fainelliconfig CPU_R4K_FPU
211591405eb6SFlorian Fainelli	bool
211691405eb6SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
211791405eb6SFlorian Fainelli
211862cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB
211962cedc4fSFlorian Fainelli	bool
212062cedc4fSFlorian Fainelli	default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
212162cedc4fSFlorian Fainelli
212259d6ab86SRalf Baechleconfig MIPS_MT_SMP
2123a92b7f87SMarkos Chandras	bool "MIPS MT SMP support (1 TC on each available VPE)"
21245676319cSMarkos Chandras	depends on SYS_SUPPORTS_MULTITHREADING && !CPU_MIPSR6
212559d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
2126d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
2127c080faa5SSteven J. Hill	select SYNC_R4K
21280c2cb004SPaul Burton	select MIPS_GIC_IPI
212959d6ab86SRalf Baechle	select MIPS_MT
213059d6ab86SRalf Baechle	select SMP
213187353d8aSRalf Baechle	select SMP_UP
2132c080faa5SSteven J. Hill	select SYS_SUPPORTS_SMP
2133c080faa5SSteven J. Hill	select SYS_SUPPORTS_SCHED_SMT
2134399aaa25SAl Cooper	select MIPS_PERF_SHARED_TC_COUNTERS
213559d6ab86SRalf Baechle	help
2136c080faa5SSteven J. Hill	  This is a kernel model which is known as SMVP. This is supported
2137c080faa5SSteven J. Hill	  on cores with the MT ASE and uses the available VPEs to implement
2138c080faa5SSteven J. Hill	  virtual processors which supports SMP. This is equivalent to the
2139c080faa5SSteven J. Hill	  Intel Hyperthreading feature. For further information go to
2140c080faa5SSteven J. Hill	  <http://www.imgtec.com/mips/mips-multithreading.asp>.
214159d6ab86SRalf Baechle
2142f41ae0b2SRalf Baechleconfig MIPS_MT
2143f41ae0b2SRalf Baechle	bool
2144f41ae0b2SRalf Baechle
21450ab7aefcSRalf Baechleconfig SCHED_SMT
21460ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
21470ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
21480ab7aefcSRalf Baechle	default n
21490ab7aefcSRalf Baechle	help
21500ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
21510ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
21520ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
21530ab7aefcSRalf Baechle
21540ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
21550ab7aefcSRalf Baechle	bool
21560ab7aefcSRalf Baechle
2157f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
2158f41ae0b2SRalf Baechle	bool
2159f41ae0b2SRalf Baechle
2160f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
2161f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
2162f088fc84SRalf Baechle	default y
2163b633648cSRalf Baechle	depends on MIPS_MT_SMP
216407cc0c9eSRalf Baechle
2165b0a668fbSLeonid Yegoshinconfig MIPSR2_TO_R6_EMULATOR
2166b0a668fbSLeonid Yegoshin	bool "MIPS R2-to-R6 emulator"
2167b0a668fbSLeonid Yegoshin	depends on CPU_MIPSR6 && !SMP
2168b0a668fbSLeonid Yegoshin	default y
2169b0a668fbSLeonid Yegoshin	help
2170b0a668fbSLeonid Yegoshin	  Choose this option if you want to run non-R6 MIPS userland code.
2171b0a668fbSLeonid Yegoshin	  Even if you say 'Y' here, the emulator will still be disabled by
217207edf0d4SMarkos Chandras	  default. You can enable it using the 'mipsr2emu' kernel option.
2173b0a668fbSLeonid Yegoshin	  The only reason this is a build-time option is to save ~14K from the
2174b0a668fbSLeonid Yegoshin	  final kernel image.
2175b0a668fbSLeonid Yegoshincomment "MIPS R2-to-R6 emulator is only available for UP kernels"
2176b0a668fbSLeonid Yegoshin	depends on SMP && CPU_MIPSR6
2177b0a668fbSLeonid Yegoshin
217807cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
217907cc0c9eSRalf Baechle	bool "VPE loader support."
2180704e6460SMarkos Chandras	depends on SYS_SUPPORTS_MULTITHREADING && MODULES
218107cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
218207cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
218307cc0c9eSRalf Baechle	select MIPS_MT
218407cc0c9eSRalf Baechle	help
218507cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
218607cc0c9eSRalf Baechle	  onto another VPE and running it.
2187f088fc84SRalf Baechle
218817a1d523SDeng-Cheng Zhuconfig MIPS_VPE_LOADER_CMP
218917a1d523SDeng-Cheng Zhu	bool
219017a1d523SDeng-Cheng Zhu	default "y"
219117a1d523SDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && MIPS_CMP
219217a1d523SDeng-Cheng Zhu
21931a2a6d7eSDeng-Cheng Zhuconfig MIPS_VPE_LOADER_MT
21941a2a6d7eSDeng-Cheng Zhu	bool
21951a2a6d7eSDeng-Cheng Zhu	default "y"
21961a2a6d7eSDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && !MIPS_CMP
21971a2a6d7eSDeng-Cheng Zhu
2198e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
2199e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
2200e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
2201e01402b1SRalf Baechle	default y
2202e01402b1SRalf Baechle	help
2203e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
2204e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
2205e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
2206e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
2207e01402b1SRalf Baechle
2208e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
2209e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
2210e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
22115e83d430SRalf Baechle	help
2212e01402b1SRalf Baechle
2213da615cf6SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_CMP
2214da615cf6SDeng-Cheng Zhu	bool
2215da615cf6SDeng-Cheng Zhu	default "y"
2216da615cf6SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && MIPS_CMP
2217da615cf6SDeng-Cheng Zhu
22182c973ef0SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_MT
22192c973ef0SDeng-Cheng Zhu	bool
22202c973ef0SDeng-Cheng Zhu	default "y"
22212c973ef0SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && !MIPS_CMP
22222c973ef0SDeng-Cheng Zhu
22234a16ff4cSRalf Baechleconfig MIPS_CMP
22245cac93b3SPaul Burton	bool "MIPS CMP framework support (DEPRECATED)"
22255676319cSMarkos Chandras	depends on SYS_SUPPORTS_MIPS_CMP && !CPU_MIPSR6
222672e20142SPaul Burton	select MIPS_GIC_IPI
2227b10b43baSMarkos Chandras	select SMP
2228eb9b5141STim Anderson	select SYNC_R4K
2229b10b43baSMarkos Chandras	select SYS_SUPPORTS_SMP
22304a16ff4cSRalf Baechle	select WEAK_ORDERING
22314a16ff4cSRalf Baechle	default n
22324a16ff4cSRalf Baechle	help
2233044505c7SPaul Burton	  Select this if you are using a bootloader which implements the "CMP
2234044505c7SPaul Burton	  framework" protocol (ie. YAMON) and want your kernel to make use of
2235044505c7SPaul Burton	  its ability to start secondary CPUs.
22364a16ff4cSRalf Baechle
22375cac93b3SPaul Burton	  Unless you have a specific need, you should use CONFIG_MIPS_CPS
22385cac93b3SPaul Burton	  instead of this.
22395cac93b3SPaul Burton
22400ee958e1SPaul Burtonconfig MIPS_CPS
22410ee958e1SPaul Burton	bool "MIPS Coherent Processing System support"
22425676319cSMarkos Chandras	depends on SYS_SUPPORTS_MIPS_CPS && !CPU_MIPSR6
22430ee958e1SPaul Burton	select MIPS_CM
22440ee958e1SPaul Burton	select MIPS_CPC
22451d8f1f5aSPaul Burton	select MIPS_CPS_PM if HOTPLUG_CPU
22460ee958e1SPaul Burton	select MIPS_GIC_IPI
22470ee958e1SPaul Burton	select SMP
22480ee958e1SPaul Burton	select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
22491d8f1f5aSPaul Burton	select SYS_SUPPORTS_HOTPLUG_CPU
22500ee958e1SPaul Burton	select SYS_SUPPORTS_SMP
22510ee958e1SPaul Burton	select WEAK_ORDERING
22520ee958e1SPaul Burton	help
22530ee958e1SPaul Burton	  Select this if you wish to run an SMP kernel across multiple cores
22540ee958e1SPaul Burton	  within a MIPS Coherent Processing System. When this option is
22550ee958e1SPaul Burton	  enabled the kernel will probe for other cores and boot them with
22560ee958e1SPaul Burton	  no external assistance. It is safe to enable this when hardware
22570ee958e1SPaul Burton	  support is unavailable.
22580ee958e1SPaul Burton
22593179d37eSPaul Burtonconfig MIPS_CPS_PM
226039a59593SMarkos Chandras	depends on MIPS_CPS
2261a8b84677SPaul Burton	select MIPS_CPC
22623179d37eSPaul Burton	bool
22633179d37eSPaul Burton
226472e20142SPaul Burtonconfig MIPS_GIC_IPI
226572e20142SPaul Burton	bool
226672e20142SPaul Burton
22679f98f3ddSPaul Burtonconfig MIPS_CM
22689f98f3ddSPaul Burton	bool
22699f98f3ddSPaul Burton
22709c38cf44SPaul Burtonconfig MIPS_CPC
22719c38cf44SPaul Burton	bool
22722600990eSRalf Baechle
22731da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
22741da177e4SLinus Torvalds	bool
22751da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
22761da177e4SLinus Torvalds	default y
22771da177e4SLinus Torvalds
22781da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
22791da177e4SLinus Torvalds	bool
22801da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
22811da177e4SLinus Torvalds	default y
22821da177e4SLinus Torvalds
22832235a54dSSanjay Lal
228460ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT
228534adb28dSRalf Baechle       bool
228660ec6571Spascal@pabr.org
22879e2b5372SMarkos Chandraschoice
22889e2b5372SMarkos Chandras	prompt "SmartMIPS or microMIPS ASE support"
22899e2b5372SMarkos Chandras
22909e2b5372SMarkos Chandrasconfig CPU_NEEDS_NO_SMARTMIPS_OR_MICROMIPS
22919e2b5372SMarkos Chandras	bool "None"
22929e2b5372SMarkos Chandras	help
22939e2b5372SMarkos Chandras	  Select this if you want neither microMIPS nor SmartMIPS support
22949e2b5372SMarkos Chandras
22959693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
22969693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
22979e2b5372SMarkos Chandras	bool "SmartMIPS"
22989693a853SFranck Bui-Huu	help
22999693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
23009693a853SFranck Bui-Huu	  increased security at both hardware and software level for
23019693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
23029693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
23039693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
23049693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
23059693a853SFranck Bui-Huu	  here.
23069693a853SFranck Bui-Huu
2307bce86083SSteven J. Hillconfig CPU_MICROMIPS
23087fd08ca5SLeonid Yegoshin	depends on 32BIT && SYS_SUPPORTS_MICROMIPS && !CPU_MIPSR6
23099e2b5372SMarkos Chandras	bool "microMIPS"
2310bce86083SSteven J. Hill	help
2311bce86083SSteven J. Hill	  When this option is enabled the kernel will be built using the
2312bce86083SSteven J. Hill	  microMIPS ISA
2313bce86083SSteven J. Hill
23149e2b5372SMarkos Chandrasendchoice
23159e2b5372SMarkos Chandras
2316a5e9a69eSPaul Burtonconfig CPU_HAS_MSA
23170ce3417eSPaul Burton	bool "Support for the MIPS SIMD Architecture"
2318a5e9a69eSPaul Burton	depends on CPU_SUPPORTS_MSA
23192a6cb669SPaul Burton	depends on 64BIT || MIPS_O32_FP64_SUPPORT
2320a5e9a69eSPaul Burton	help
2321a5e9a69eSPaul Burton	  MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2322a5e9a69eSPaul Burton	  and a set of SIMD instructions to operate on them. When this option
23231db1af84SPaul Burton	  is enabled the kernel will support allocating & switching MSA
23241db1af84SPaul Burton	  vector register contexts. If you know that your kernel will only be
23251db1af84SPaul Burton	  running on CPUs which do not support MSA or that your userland will
23261db1af84SPaul Burton	  not be making use of it then you may wish to say N here to reduce
23271db1af84SPaul Burton	  the size & complexity of your kernel.
2328a5e9a69eSPaul Burton
2329a5e9a69eSPaul Burton	  If unsure, say Y.
2330a5e9a69eSPaul Burton
23311da177e4SLinus Torvaldsconfig CPU_HAS_WB
2332f7062ddbSRalf Baechle	bool
2333e01402b1SRalf Baechle
2334df0ac8a4SKevin Cernekeeconfig XKS01
2335df0ac8a4SKevin Cernekee	bool
2336df0ac8a4SKevin Cernekee
2337f41ae0b2SRalf Baechle#
2338f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
2339f41ae0b2SRalf Baechle#
2340e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
2341f41ae0b2SRalf Baechle	bool
2342e01402b1SRalf Baechle
2343f41ae0b2SRalf Baechle#
2344f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
2345f41ae0b2SRalf Baechle#
2346e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
2347f41ae0b2SRalf Baechle	bool
2348e01402b1SRalf Baechle
23491da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
23501da177e4SLinus Torvalds	bool
23511da177e4SLinus Torvalds	depends on !CPU_R3000
23521da177e4SLinus Torvalds	default y
23531da177e4SLinus Torvalds
23541da177e4SLinus Torvalds#
235520d60d99SMaciej W. Rozycki# CPU non-features
235620d60d99SMaciej W. Rozycki#
235720d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
235820d60d99SMaciej W. Rozycki	bool
235920d60d99SMaciej W. Rozycki
236020d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
236120d60d99SMaciej W. Rozycki	bool
236220d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
236320d60d99SMaciej W. Rozycki
236420d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
236520d60d99SMaciej W. Rozycki	bool
236620d60d99SMaciej W. Rozycki
236720d60d99SMaciej W. Rozycki#
23681da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
23691da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
23701da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
23711da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
23721da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
23731da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
23741da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
23751da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
2376797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2377797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
2378797798c1SRalf Baechle#   support.
23791da177e4SLinus Torvalds#
23801da177e4SLinus Torvaldsconfig HIGHMEM
23811da177e4SLinus Torvalds	bool "High Memory Support"
2382a6e18781SLeonid Yegoshin	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2383797798c1SRalf Baechle
2384797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
2385797798c1SRalf Baechle	bool
2386797798c1SRalf Baechle
2387797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
2388797798c1SRalf Baechle	bool
23891da177e4SLinus Torvalds
23909693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
23919693a853SFranck Bui-Huu	bool
23929693a853SFranck Bui-Huu
2393a6a4834cSSteven J. Hillconfig SYS_SUPPORTS_MICROMIPS
2394a6a4834cSSteven J. Hill	bool
2395a6a4834cSSteven J. Hill
2396377cb1b6SRalf Baechleconfig SYS_SUPPORTS_MIPS16
2397377cb1b6SRalf Baechle	bool
2398377cb1b6SRalf Baechle	help
2399377cb1b6SRalf Baechle	  This option must be set if a kernel might be executed on a MIPS16-
2400377cb1b6SRalf Baechle	  enabled CPU even if MIPS16 is not actually being used.  In other
2401377cb1b6SRalf Baechle	  words, it makes the kernel MIPS16-tolerant.
2402377cb1b6SRalf Baechle
2403a5e9a69eSPaul Burtonconfig CPU_SUPPORTS_MSA
2404a5e9a69eSPaul Burton	bool
2405a5e9a69eSPaul Burton
2406b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
2407b4819b59SYoichi Yuasa	def_bool y
2408f133f22dSWu Zhangjin	depends on !NUMA && !CPU_LOONGSON2
2409b4819b59SYoichi Yuasa
2410d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
2411d8cb4e11SRalf Baechle	bool
2412d8cb4e11SRalf Baechle	default y if SGI_IP27
2413d8cb4e11SRalf Baechle	help
24143dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
2415d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
2416d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
2417d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
2418d8cb4e11SRalf Baechle
2419b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
2420b1c6cd42SAtsushi Nemoto	bool
24217de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
242231473747SAtsushi Nemoto
2423d8cb4e11SRalf Baechleconfig NUMA
2424d8cb4e11SRalf Baechle	bool "NUMA Support"
2425d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
2426d8cb4e11SRalf Baechle	help
2427d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2428d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
2429d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
2430d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
2431d8cb4e11SRalf Baechle	  disabled.
2432d8cb4e11SRalf Baechle
2433d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
2434d8cb4e11SRalf Baechle	bool
2435d8cb4e11SRalf Baechle
2436c80d79d7SYasunori Gotoconfig NODES_SHIFT
2437c80d79d7SYasunori Goto	int
2438c80d79d7SYasunori Goto	default "6"
2439c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
2440c80d79d7SYasunori Goto
244114f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS
244214f70012SDeng-Cheng Zhu	bool "Enable hardware performance counter support for perf events"
2443f14ceff7SHuacai Chen	depends on PERF_EVENTS && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP || CPU_LOONGSON3)
244414f70012SDeng-Cheng Zhu	default y
244514f70012SDeng-Cheng Zhu	help
244614f70012SDeng-Cheng Zhu	  Enable hardware performance counter support for perf events. If
244714f70012SDeng-Cheng Zhu	  disabled, perf events will use software events only.
244814f70012SDeng-Cheng Zhu
2449b4819b59SYoichi Yuasasource "mm/Kconfig"
2450b4819b59SYoichi Yuasa
24511da177e4SLinus Torvaldsconfig SMP
24521da177e4SLinus Torvalds	bool "Multi-Processing support"
2453e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
2454e73ea273SRalf Baechle	help
24551da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
24564a474157SRobert Graffham	  a system with only one CPU, say N. If you have a system with more
24574a474157SRobert Graffham	  than one CPU, say Y.
24581da177e4SLinus Torvalds
24594a474157SRobert Graffham	  If you say N here, the kernel will run on uni- and multiprocessor
24601da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
24611da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
24624a474157SRobert Graffham	  uniprocessor machines. On a uniprocessor machine, the kernel
24631da177e4SLinus Torvalds	  will run faster if you say N here.
24641da177e4SLinus Torvalds
24651da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
24661da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
24671da177e4SLinus Torvalds
246803502faaSAdrian Bunk	  See also the SMP-HOWTO available at
246903502faaSAdrian Bunk	  <http://www.tldp.org/docs.html#howto>.
24701da177e4SLinus Torvalds
24711da177e4SLinus Torvalds	  If you don't know what to do here, say N.
24721da177e4SLinus Torvalds
247387353d8aSRalf Baechleconfig SMP_UP
247487353d8aSRalf Baechle	bool
247587353d8aSRalf Baechle
24764a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP
24774a16ff4cSRalf Baechle	bool
24784a16ff4cSRalf Baechle
24790ee958e1SPaul Burtonconfig SYS_SUPPORTS_MIPS_CPS
24800ee958e1SPaul Burton	bool
24810ee958e1SPaul Burton
2482e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
2483e73ea273SRalf Baechle	bool
2484e73ea273SRalf Baechle
2485130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
2486130e2fb7SRalf Baechle	bool
2487130e2fb7SRalf Baechle
2488130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
2489130e2fb7SRalf Baechle	bool
2490130e2fb7SRalf Baechle
2491130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
2492130e2fb7SRalf Baechle	bool
2493130e2fb7SRalf Baechle
2494130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
2495130e2fb7SRalf Baechle	bool
2496130e2fb7SRalf Baechle
2497130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
2498130e2fb7SRalf Baechle	bool
2499130e2fb7SRalf Baechle
25001da177e4SLinus Torvaldsconfig NR_CPUS
2501a91796a9SJayachandran C	int "Maximum number of CPUs (2-256)"
2502a91796a9SJayachandran C	range 2 256
25031da177e4SLinus Torvalds	depends on SMP
2504130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
2505130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
2506130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
2507130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
2508130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
25091da177e4SLinus Torvalds	help
25101da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
25111da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
25121da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
251372ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
251472ede9b1SAtsushi Nemoto	  and 2 for all others.
25151da177e4SLinus Torvalds
25161da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
251772ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
251872ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
251972ede9b1SAtsushi Nemoto	  power of two.
25201da177e4SLinus Torvalds
2521399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS
2522399aaa25SAl Cooper	bool
2523399aaa25SAl Cooper
25241723b4a3SAtsushi Nemoto#
25251723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
25261723b4a3SAtsushi Nemoto#
25271723b4a3SAtsushi Nemoto
25281723b4a3SAtsushi Nemotochoice
25291723b4a3SAtsushi Nemoto	prompt "Timer frequency"
25301723b4a3SAtsushi Nemoto	default HZ_250
25311723b4a3SAtsushi Nemoto	help
25321723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
25331723b4a3SAtsushi Nemoto
25341723b4a3SAtsushi Nemoto	config HZ_48
25350f873585SRalf Baechle		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
25361723b4a3SAtsushi Nemoto
25371723b4a3SAtsushi Nemoto	config HZ_100
25381723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
25391723b4a3SAtsushi Nemoto
25401723b4a3SAtsushi Nemoto	config HZ_128
25411723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
25421723b4a3SAtsushi Nemoto
25431723b4a3SAtsushi Nemoto	config HZ_250
25441723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
25451723b4a3SAtsushi Nemoto
25461723b4a3SAtsushi Nemoto	config HZ_256
25471723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
25481723b4a3SAtsushi Nemoto
25491723b4a3SAtsushi Nemoto	config HZ_1000
25501723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
25511723b4a3SAtsushi Nemoto
25521723b4a3SAtsushi Nemoto	config HZ_1024
25531723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
25541723b4a3SAtsushi Nemoto
25551723b4a3SAtsushi Nemotoendchoice
25561723b4a3SAtsushi Nemoto
25571723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
25581723b4a3SAtsushi Nemoto	bool
25591723b4a3SAtsushi Nemoto
25601723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
25611723b4a3SAtsushi Nemoto	bool
25621723b4a3SAtsushi Nemoto
25631723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
25641723b4a3SAtsushi Nemoto	bool
25651723b4a3SAtsushi Nemoto
25661723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
25671723b4a3SAtsushi Nemoto	bool
25681723b4a3SAtsushi Nemoto
25691723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
25701723b4a3SAtsushi Nemoto	bool
25711723b4a3SAtsushi Nemoto
25721723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
25731723b4a3SAtsushi Nemoto	bool
25741723b4a3SAtsushi Nemoto
25751723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
25761723b4a3SAtsushi Nemoto	bool
25771723b4a3SAtsushi Nemoto
25781723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
25791723b4a3SAtsushi Nemoto	bool
25801723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
25811723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
25821723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
25831723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
25841723b4a3SAtsushi Nemoto
25851723b4a3SAtsushi Nemotoconfig HZ
25861723b4a3SAtsushi Nemoto	int
25871723b4a3SAtsushi Nemoto	default 48 if HZ_48
25881723b4a3SAtsushi Nemoto	default 100 if HZ_100
25891723b4a3SAtsushi Nemoto	default 128 if HZ_128
25901723b4a3SAtsushi Nemoto	default 250 if HZ_250
25911723b4a3SAtsushi Nemoto	default 256 if HZ_256
25921723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
25931723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
25941723b4a3SAtsushi Nemoto
259596685b17SDeng-Cheng Zhuconfig SCHED_HRTICK
259696685b17SDeng-Cheng Zhu	def_bool HIGH_RES_TIMERS
259796685b17SDeng-Cheng Zhu
2598e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
25991da177e4SLinus Torvalds
2600ea6e942bSAtsushi Nemotoconfig KEXEC
26017d60717eSKees Cook	bool "Kexec system call"
2602ea6e942bSAtsushi Nemoto	help
2603ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
2604ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
26053dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
2606ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
2607ea6e942bSAtsushi Nemoto
260801dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
2609ea6e942bSAtsushi Nemoto
2610ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
2611ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
2612bf220695SGeert Uytterhoeven	  initially work for you.  As of this writing the exact hardware
2613bf220695SGeert Uytterhoeven	  interface is strongly in flux, so no good recommendation can be
2614bf220695SGeert Uytterhoeven	  made.
2615ea6e942bSAtsushi Nemoto
26167aa1c8f4SRalf Baechleconfig CRASH_DUMP
26177aa1c8f4SRalf Baechle	  bool "Kernel crash dumps"
26187aa1c8f4SRalf Baechle	  help
26197aa1c8f4SRalf Baechle	  Generate crash dump after being started by kexec.
26207aa1c8f4SRalf Baechle	  This should be normally only set in special crash dump kernels
26217aa1c8f4SRalf Baechle	  which are loaded in the main kernel with kexec-tools into
26227aa1c8f4SRalf Baechle	  a specially reserved region and then later executed after
26237aa1c8f4SRalf Baechle	  a crash by kdump/kexec. The crash dump kernel must be compiled
26247aa1c8f4SRalf Baechle	  to a memory address not used by the main kernel or firmware using
26257aa1c8f4SRalf Baechle	  PHYSICAL_START.
26267aa1c8f4SRalf Baechle
26277aa1c8f4SRalf Baechleconfig PHYSICAL_START
26287aa1c8f4SRalf Baechle	  hex "Physical address where the kernel is loaded"
26297aa1c8f4SRalf Baechle	  default "0xffffffff84000000" if 64BIT
26307aa1c8f4SRalf Baechle	  default "0x84000000" if 32BIT
26317aa1c8f4SRalf Baechle	  depends on CRASH_DUMP
26327aa1c8f4SRalf Baechle	  help
26337aa1c8f4SRalf Baechle	  This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
26347aa1c8f4SRalf Baechle	  If you plan to use kernel for capturing the crash dump change
26357aa1c8f4SRalf Baechle	  this value to start of the reserved region (the "X" value as
26367aa1c8f4SRalf Baechle	  specified in the "crashkernel=YM@XM" command line boot parameter
26377aa1c8f4SRalf Baechle	  passed to the panic-ed kernel).
26387aa1c8f4SRalf Baechle
2639ea6e942bSAtsushi Nemotoconfig SECCOMP
2640ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
2641293c5bd1SRalf Baechle	depends on PROC_FS
2642ea6e942bSAtsushi Nemoto	default y
2643ea6e942bSAtsushi Nemoto	help
2644ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
2645ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
2646ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
2647ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
2648ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
2649ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
2650ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
2651ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
2652ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
2653ea6e942bSAtsushi Nemoto
2654ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
2655ea6e942bSAtsushi Nemoto
2656597ce172SPaul Burtonconfig MIPS_O32_FP64_SUPPORT
26570ce3417eSPaul Burton	bool "Support for O32 binaries using 64-bit FP"
2658597ce172SPaul Burton	depends on 32BIT || MIPS32_O32
2659597ce172SPaul Burton	help
2660597ce172SPaul Burton	  When this is enabled, the kernel will support use of 64-bit floating
2661597ce172SPaul Burton	  point registers with binaries using the O32 ABI along with the
2662597ce172SPaul Burton	  EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2663597ce172SPaul Burton	  32-bit MIPS systems this support is at the cost of increasing the
2664597ce172SPaul Burton	  size and complexity of the compiled FPU emulator. Thus if you are
2665597ce172SPaul Burton	  running a MIPS32 system and know that none of your userland binaries
2666597ce172SPaul Burton	  will require 64-bit floating point, you may wish to reduce the size
2667597ce172SPaul Burton	  of your kernel & potentially improve FP emulation performance by
2668597ce172SPaul Burton	  saying N here.
2669597ce172SPaul Burton
267006e2e882SPaul Burton	  Although binutils currently supports use of this flag the details
267106e2e882SPaul Burton	  concerning its effect upon the O32 ABI in userland are still being
267206e2e882SPaul Burton	  worked on. In order to avoid userland becoming dependant upon current
267306e2e882SPaul Burton	  behaviour before the details have been finalised, this option should
267406e2e882SPaul Burton	  be considered experimental and only enabled by those working upon
267506e2e882SPaul Burton	  said details.
267606e2e882SPaul Burton
267706e2e882SPaul Burton	  If unsure, say N.
2678597ce172SPaul Burton
2679f2ffa5abSDezhong Diaoconfig USE_OF
26800b3e06fdSJonas Gorski	bool
2681f2ffa5abSDezhong Diao	select OF
2682e6ce1324SStephen Neuendorffer	select OF_EARLY_FLATTREE
2683abd2363fSGrant Likely	select IRQ_DOMAIN
2684f2ffa5abSDezhong Diao
26857fafb068SAndrew Brestickerconfig BUILTIN_DTB
26867fafb068SAndrew Bresticker	bool
26877fafb068SAndrew Bresticker
26881da8f179SJonas Gorskichoice
26891da8f179SJonas Gorski	prompt "Kernel appended dtb support" if OF
26901da8f179SJonas Gorski	default MIPS_NO_APPENDED_DTB
26911da8f179SJonas Gorski
26921da8f179SJonas Gorski	config MIPS_NO_APPENDED_DTB
26931da8f179SJonas Gorski		bool "None"
26941da8f179SJonas Gorski		help
26951da8f179SJonas Gorski		  Do not enable appended dtb support.
26961da8f179SJonas Gorski
26971da8f179SJonas Gorski	config MIPS_RAW_APPENDED_DTB
26981da8f179SJonas Gorski		bool "vmlinux.bin"
26991da8f179SJonas Gorski		help
27001da8f179SJonas Gorski		  With this option, the boot code will look for a device tree binary
27011da8f179SJonas Gorski		  DTB) appended to raw vmlinux.bin (without decompressor).
27021da8f179SJonas Gorski		  (e.g. cat vmlinux.bin <filename>.dtb > vmlinux_w_dtb).
27031da8f179SJonas Gorski
27041da8f179SJonas Gorski		  This is meant as a backward compatibility convenience for those
27051da8f179SJonas Gorski		  systems with a bootloader that can't be upgraded to accommodate
27061da8f179SJonas Gorski		  the documented boot protocol using a device tree.
27071da8f179SJonas Gorski
27081da8f179SJonas Gorski		  Beware that there is very little in terms of protection against
27091da8f179SJonas Gorski		  this option being confused by leftover garbage in memory that might
27101da8f179SJonas Gorski		  look like a DTB header after a reboot if no actual DTB is appended
27111da8f179SJonas Gorski		  to vmlinux.bin.  Do not leave this option active in a production kernel
27121da8f179SJonas Gorski		  if you don't intend to always append a DTB.
2713c0b4e101SJonas Gorski
2714c0b4e101SJonas Gorski	config MIPS_ZBOOT_APPENDED_DTB
2715c0b4e101SJonas Gorski		bool "vmlinuz.bin"
2716c0b4e101SJonas Gorski		depends on SYS_SUPPORTS_ZBOOT
2717c0b4e101SJonas Gorski		help
2718c0b4e101SJonas Gorski		  With this option, the boot code will look for a device tree binary
2719c0b4e101SJonas Gorski		  DTB) appended to raw vmlinuz.bin (with decompressor).
2720c0b4e101SJonas Gorski		  (e.g. cat vmlinuz.bin <filename>.dtb > vmlinuz_w_dtb).
2721c0b4e101SJonas Gorski
2722c0b4e101SJonas Gorski		  This is meant as a backward compatibility convenience for those
2723c0b4e101SJonas Gorski		  systems with a bootloader that can't be upgraded to accommodate
2724c0b4e101SJonas Gorski		  the documented boot protocol using a device tree.
2725c0b4e101SJonas Gorski
2726c0b4e101SJonas Gorski		  Beware that there is very little in terms of protection against
2727c0b4e101SJonas Gorski		  this option being confused by leftover garbage in memory that might
2728c0b4e101SJonas Gorski		  look like a DTB header after a reboot if no actual DTB is appended
2729c0b4e101SJonas Gorski		  to vmlinuz.bin.  Do not leave this option active in a production kernel
2730c0b4e101SJonas Gorski		  if you don't intend to always append a DTB.
27311da8f179SJonas Gorskiendchoice
27321da8f179SJonas Gorski
27335e83d430SRalf Baechleendmenu
27345e83d430SRalf Baechle
27351df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
27361df0f0ffSAtsushi Nemoto	bool
27371df0f0ffSAtsushi Nemoto	default y
27381df0f0ffSAtsushi Nemoto
27391df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
27401df0f0ffSAtsushi Nemoto	bool
27411df0f0ffSAtsushi Nemoto	default y
27421df0f0ffSAtsushi Nemoto
2743a728ab52SKirill A. Shutemovconfig PGTABLE_LEVELS
2744a728ab52SKirill A. Shutemov	int
2745a728ab52SKirill A. Shutemov	default 3 if 64BIT && !PAGE_SIZE_64KB
2746a728ab52SKirill A. Shutemov	default 2
2747a728ab52SKirill A. Shutemov
2748b6c3539bSRalf Baechlesource "init/Kconfig"
2749b6c3539bSRalf Baechle
2750dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer"
2751dc52ddc0SMatt Helsley
27521da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
27531da177e4SLinus Torvalds
27545e83d430SRalf Baechleconfig HW_HAS_EISA
27555e83d430SRalf Baechle	bool
27561da177e4SLinus Torvaldsconfig HW_HAS_PCI
27571da177e4SLinus Torvalds	bool
27581da177e4SLinus Torvalds
27591da177e4SLinus Torvaldsconfig PCI
27601da177e4SLinus Torvalds	bool "Support for PCI controller"
27611da177e4SLinus Torvalds	depends on HW_HAS_PCI
2762abb4ae46SRalf Baechle	select PCI_DOMAINS
27630f3b3956SMichael S. Tsirkin	select NO_GENERIC_PCI_IOPORT_MAP
27641da177e4SLinus Torvalds	help
27651da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
27661da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
27671da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
27681da177e4SLinus Torvalds	  say Y, otherwise N.
27691da177e4SLinus Torvalds
27700e476d91SHuacai Chenconfig HT_PCI
27710e476d91SHuacai Chen	bool "Support for HT-linked PCI"
27720e476d91SHuacai Chen	default y
27730e476d91SHuacai Chen	depends on CPU_LOONGSON3
27740e476d91SHuacai Chen	select PCI
27750e476d91SHuacai Chen	select PCI_DOMAINS
27760e476d91SHuacai Chen	help
27770e476d91SHuacai Chen	  Loongson family machines use Hyper-Transport bus for inter-core
27780e476d91SHuacai Chen	  connection and device connection. The PCI bus is a subordinate
27790e476d91SHuacai Chen	  linked at HT. Choose Y for Loongson-3 based machines.
27800e476d91SHuacai Chen
27811da177e4SLinus Torvaldsconfig PCI_DOMAINS
27821da177e4SLinus Torvalds	bool
27831da177e4SLinus Torvalds
27841da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
27851da177e4SLinus Torvalds
27863f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig"
27873f787ca4SJonas Gorski
27881da177e4SLinus Torvalds#
27891da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
27901da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
27911da177e4SLinus Torvalds# users to choose the right thing ...
27921da177e4SLinus Torvalds#
27931da177e4SLinus Torvaldsconfig ISA
27941da177e4SLinus Torvalds	bool
27951da177e4SLinus Torvalds
27961da177e4SLinus Torvaldsconfig EISA
27971da177e4SLinus Torvalds	bool "EISA support"
27985e83d430SRalf Baechle	depends on HW_HAS_EISA
27991da177e4SLinus Torvalds	select ISA
2800aa414dffSRalf Baechle	select GENERIC_ISA_DMA
28011da177e4SLinus Torvalds	---help---
28021da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
28031da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
28041da177e4SLinus Torvalds
28051da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
28061da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
28071da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
28081da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
28091da177e4SLinus Torvalds
28101da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
28111da177e4SLinus Torvalds
28121da177e4SLinus Torvalds	  Otherwise, say N.
28131da177e4SLinus Torvalds
28141da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
28151da177e4SLinus Torvalds
28161da177e4SLinus Torvaldsconfig TC
28171da177e4SLinus Torvalds	bool "TURBOchannel support"
28181da177e4SLinus Torvalds	depends on MACH_DECSTATION
28191da177e4SLinus Torvalds	help
282050a23e6eSJustin P. Mattock	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
282150a23e6eSJustin P. Mattock	  processors.  TURBOchannel programming specifications are available
282250a23e6eSJustin P. Mattock	  at:
282350a23e6eSJustin P. Mattock	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
282450a23e6eSJustin P. Mattock	  and:
282550a23e6eSJustin P. Mattock	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
282650a23e6eSJustin P. Mattock	  Linux driver support status is documented at:
282750a23e6eSJustin P. Mattock	  <http://www.linux-mips.org/wiki/DECstation>
28281da177e4SLinus Torvalds
28291da177e4SLinus Torvaldsconfig MMU
28301da177e4SLinus Torvalds	bool
28311da177e4SLinus Torvalds	default y
28321da177e4SLinus Torvalds
2833d865bea4SRalf Baechleconfig I8253
2834d865bea4SRalf Baechle	bool
2835798778b8SRussell King	select CLKSRC_I8253
28362d02612fSThomas Gleixner	select CLKEVT_I8253
28379726b43aSWu Zhangjin	select MIPS_EXTERNAL_TIMER
2838d865bea4SRalf Baechle
2839e05eb3f8SRalf Baechleconfig ZONE_DMA
2840e05eb3f8SRalf Baechle	bool
2841e05eb3f8SRalf Baechle
2842cce335aeSRalf Baechleconfig ZONE_DMA32
2843cce335aeSRalf Baechle	bool
2844cce335aeSRalf Baechle
28451da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
28461da177e4SLinus Torvalds
28471da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
28481da177e4SLinus Torvalds
2849388b78adSAlexandre Bounineconfig RAPIDIO
285056abde72SAlexandre Bounine	tristate "RapidIO support"
2851388b78adSAlexandre Bounine	depends on PCI
2852388b78adSAlexandre Bounine	default n
2853388b78adSAlexandre Bounine	help
2854388b78adSAlexandre Bounine	  If you say Y here, the kernel will include drivers and
2855388b78adSAlexandre Bounine	  infrastructure code to support RapidIO interconnect devices.
2856388b78adSAlexandre Bounine
2857388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig"
2858388b78adSAlexandre Bounine
28591da177e4SLinus Torvaldsendmenu
28601da177e4SLinus Torvalds
28611da177e4SLinus Torvaldsmenu "Executable file formats"
28621da177e4SLinus Torvalds
28631da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
28641da177e4SLinus Torvalds
28651da177e4SLinus Torvaldsconfig TRAD_SIGNALS
28661da177e4SLinus Torvalds	bool
28671da177e4SLinus Torvalds
28681da177e4SLinus Torvaldsconfig MIPS32_COMPAT
286978aaf956SRalf Baechle	bool
28701da177e4SLinus Torvalds
28711da177e4SLinus Torvaldsconfig COMPAT
28721da177e4SLinus Torvalds	bool
28731da177e4SLinus Torvalds
287405e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
287505e43966SAtsushi Nemoto	bool
287605e43966SAtsushi Nemoto
28771da177e4SLinus Torvaldsconfig MIPS32_O32
28781da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
287978aaf956SRalf Baechle	depends on 64BIT
288078aaf956SRalf Baechle	select ARCH_WANT_OLD_COMPAT_IPC
288178aaf956SRalf Baechle	select COMPAT
288278aaf956SRalf Baechle	select MIPS32_COMPAT
288378aaf956SRalf Baechle	select SYSVIPC_COMPAT if SYSVIPC
28841da177e4SLinus Torvalds	help
28851da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
28861da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
28871da177e4SLinus Torvalds	  existing binaries are in this format.
28881da177e4SLinus Torvalds
28891da177e4SLinus Torvalds	  If unsure, say Y.
28901da177e4SLinus Torvalds
28911da177e4SLinus Torvaldsconfig MIPS32_N32
28921da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
2893c22eacfeSRalf Baechle	depends on 64BIT
289478aaf956SRalf Baechle	select COMPAT
289578aaf956SRalf Baechle	select MIPS32_COMPAT
289678aaf956SRalf Baechle	select SYSVIPC_COMPAT if SYSVIPC
28971da177e4SLinus Torvalds	help
28981da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
28991da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
29001da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
29011da177e4SLinus Torvalds	  cases.
29021da177e4SLinus Torvalds
29031da177e4SLinus Torvalds	  If unsure, say N.
29041da177e4SLinus Torvalds
29051da177e4SLinus Torvaldsconfig BINFMT_ELF32
29061da177e4SLinus Torvalds	bool
29071da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
29081da177e4SLinus Torvalds
29092116245eSRalf Baechleendmenu
29101da177e4SLinus Torvalds
29112116245eSRalf Baechlemenu "Power management options"
2912952fa954SRodolfo Giometti
2913363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE
2914363c55caSWu Zhangjin	def_bool y
29153f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2916363c55caSWu Zhangjin
2917f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE
2918f4cb5700SJohannes Berg	def_bool y
29193f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2920f4cb5700SJohannes Berg
29212116245eSRalf Baechlesource "kernel/power/Kconfig"
2922952fa954SRodolfo Giometti
29231da177e4SLinus Torvaldsendmenu
29241da177e4SLinus Torvalds
29257a998935SViresh Kumarconfig MIPS_EXTERNAL_TIMER
29267a998935SViresh Kumar	bool
29277a998935SViresh Kumar
29287a998935SViresh Kumarmenu "CPU Power Management"
2929c095ebafSPaul Burton
2930c095ebafSPaul Burtonif CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
29317a998935SViresh Kumarsource "drivers/cpufreq/Kconfig"
29327a998935SViresh Kumarendif
29339726b43aSWu Zhangjin
2934c095ebafSPaul Burtonsource "drivers/cpuidle/Kconfig"
2935c095ebafSPaul Burton
2936c095ebafSPaul Burtonendmenu
2937c095ebafSPaul Burton
2938d5950b43SSam Ravnborgsource "net/Kconfig"
2939d5950b43SSam Ravnborg
29401da177e4SLinus Torvaldssource "drivers/Kconfig"
29411da177e4SLinus Torvalds
294298cdee0eSRalf Baechlesource "drivers/firmware/Kconfig"
294398cdee0eSRalf Baechle
29441da177e4SLinus Torvaldssource "fs/Kconfig"
29451da177e4SLinus Torvalds
29461da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
29471da177e4SLinus Torvalds
29481da177e4SLinus Torvaldssource "security/Kconfig"
29491da177e4SLinus Torvalds
29501da177e4SLinus Torvaldssource "crypto/Kconfig"
29511da177e4SLinus Torvalds
29521da177e4SLinus Torvaldssource "lib/Kconfig"
29532235a54dSSanjay Lal
29542235a54dSSanjay Lalsource "arch/mips/kvm/Kconfig"
2955