xref: /linux/arch/mips/Kconfig (revision 8aaa7278c0c98a77ec36e1fed7d9bede58164a26)
11da177e4SLinus Torvaldsconfig MIPS
21da177e4SLinus Torvalds	bool
31da177e4SLinus Torvalds	default y
4a862a426SMark Salter	select ARCH_MIGHT_HAVE_PC_PARPORT
5393c1262SMark Salter	select ARCH_MIGHT_HAVE_PC_SERIO
6c3fc5cd5SRalf Baechle	select HAVE_CONTEXT_TRACKING
7f8ac0425SYoichi Yuasa	select HAVE_GENERIC_DMA_COHERENT
8ec7748b5SSam Ravnborg	select HAVE_IDE
942d4b839SMathieu Desnoyers	select HAVE_OPROFILE
107f788d2dSDeng-Cheng Zhu	select HAVE_PERF_EVENTS
117f788d2dSDeng-Cheng Zhu	select PERF_USE_VMALLOC
1288547001SJason Wessel	select HAVE_ARCH_KGDB
13490b004fSMarkos Chandras	select HAVE_ARCH_SECCOMP_FILTER
14c0ff3c53SRalf Baechle	select HAVE_ARCH_TRACEHOOK
153f5fdb4bSMarkos Chandras	select HAVE_BPF_JIT if !CPU_MICROMIPS
167563bbf8SMark Brown	select ARCH_HAVE_CUSTOM_GPIO_H
17d2bb0762SWu Zhangjin	select HAVE_FUNCTION_TRACER
18538f1952SWu Zhangjin	select HAVE_DYNAMIC_FTRACE
19538f1952SWu Zhangjin	select HAVE_FTRACE_MCOUNT_RECORD
2064575f91SWu Zhangjin	select HAVE_C_RECORDMCOUNT
2129c5d346SWu Zhangjin	select HAVE_FUNCTION_GRAPH_TRACER
22c1bf207dSDavid Daney	select HAVE_KPROBES
23c1bf207dSDavid Daney	select HAVE_KRETPROBES
24b69ec42bSCatalin Marinas	select HAVE_DEBUG_KMEMLEAK
251d7bf993SRalf Baechle	select HAVE_SYSCALL_TRACEPOINTS
26e26d196cSDavid Daney	select ARCH_BINFMT_ELF_RANDOMIZE_PIE
27383c97b4SBen Hutchings	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
2821a41faaSWu Zhangjin	select RTC_LIB if !MACH_LOONGSON
292b78920dSDeng-Cheng Zhu	select GENERIC_ATOMIC64 if !64BIT
307463449bSCatalin Marinas	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
3148e1fd5aSDavid Daney	select HAVE_DMA_ATTRS
32f4649382SZubair Lutfullah Kakakhel	select HAVE_DMA_CONTIGUOUS
3348e1fd5aSDavid Daney	select HAVE_DMA_API_DEBUG
343bd27e32SDavid Daney	select GENERIC_IRQ_PROBE
35f8396c17SThomas Gleixner	select GENERIC_IRQ_SHOW
3678857614SMarkos Chandras	select GENERIC_PCI_IOMAP
3794bb0c1aSDavid Daney	select HAVE_ARCH_JUMP_LABEL
38c1d7e01dSWill Deacon	select ARCH_WANT_IPC_PARSE_VERSION
390f462e3cSThomas Gleixner	select IRQ_FORCED_THREADING
409d15ffc8STejun Heo	select HAVE_MEMBLOCK
419d15ffc8STejun Heo	select HAVE_MEMBLOCK_NODE_MAP
429d15ffc8STejun Heo	select ARCH_DISCARD_MEMBLOCK
43360014a3SThomas Gleixner	select GENERIC_SMP_IDLE_THREAD
444b054495SDavid Daney	select BUILDTIME_EXTABLE_SORT
45cde1794bSAnna-Maria Gleixner	select GENERIC_CLOCKEVENTS
46cde1794bSAnna-Maria Gleixner	select GENERIC_CMOS_UPDATE
47786d35d4SDavid Howells	select HAVE_MOD_ARCH_SPECIFIC
484febd95aSStephen Rothwell	select VIRT_TO_BUS
492f12fb20SJoshua Kinard	select MODULES_USE_ELF_REL if MODULES
502f12fb20SJoshua Kinard	select MODULES_USE_ELF_RELA if MODULES && 64BIT
5150150d2bSAl Viro	select CLONE_BACKWARDS
52d1a1dc0bSDave Hansen	select HAVE_DEBUG_STACKOVERFLOW
5319952a92SKees Cook	select HAVE_CC_STACKPROTECTOR
54b1d4c6caSJames Hogan	select CPU_PM if CPU_IDLE
55cc7964afSPaul Burton	select ARCH_HAS_TICK_BROADCAST if GENERIC_CLOCKEVENTS_BROADCAST
5690cee759SPaul Burton	select ARCH_BINFMT_ELF_STATE
571da177e4SLinus Torvalds
581da177e4SLinus Torvaldsmenu "Machine selection"
591da177e4SLinus Torvalds
605e83d430SRalf Baechlechoice
615e83d430SRalf Baechle	prompt "System type"
625e83d430SRalf Baechle	default SGI_IP22
631da177e4SLinus Torvalds
6442a4f17dSManuel Laussconfig MIPS_ALCHEMY
65c3543e25SYoichi Yuasa	bool "Alchemy processor based machines"
6642a4f17dSManuel Lauss	select 64BIT_PHYS_ADDR
67f772cdb2SRalf Baechle	select CEVT_R4K
68d7ea335cSSteven J. Hill	select CSRC_R4K
6942a4f17dSManuel Lauss	select IRQ_CPU
7088e9a93cSManuel Lauss	select DMA_MAYBE_COHERENT	# Au1000,1500,1100 aren't, rest is
7142a4f17dSManuel Lauss	select SYS_HAS_CPU_MIPS32_R1
7242a4f17dSManuel Lauss	select SYS_SUPPORTS_32BIT_KERNEL
7342a4f17dSManuel Lauss	select SYS_SUPPORTS_APM_EMULATION
74efb12436SAlexandre Courbot	select ARCH_REQUIRE_GPIOLIB
751b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
7647440229SManuel Lauss	select COMMON_CLK
771da177e4SLinus Torvalds
787ca5dc14SFlorian Fainelliconfig AR7
797ca5dc14SFlorian Fainelli	bool "Texas Instruments AR7"
807ca5dc14SFlorian Fainelli	select BOOT_ELF32
817ca5dc14SFlorian Fainelli	select DMA_NONCOHERENT
827ca5dc14SFlorian Fainelli	select CEVT_R4K
837ca5dc14SFlorian Fainelli	select CSRC_R4K
847ca5dc14SFlorian Fainelli	select IRQ_CPU
857ca5dc14SFlorian Fainelli	select NO_EXCEPT_FILL
867ca5dc14SFlorian Fainelli	select SWAP_IO_SPACE
877ca5dc14SFlorian Fainelli	select SYS_HAS_CPU_MIPS32_R1
887ca5dc14SFlorian Fainelli	select SYS_HAS_EARLY_PRINTK
897ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_32BIT_KERNEL
907ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_LITTLE_ENDIAN
91377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
921b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT_UART16550
935f3c9098SFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
947ca5dc14SFlorian Fainelli	select VLYNQ
958551fb64SYoichi Yuasa	select HAVE_CLK
967ca5dc14SFlorian Fainelli	help
977ca5dc14SFlorian Fainelli	  Support for the Texas Instruments AR7 System-on-a-Chip
987ca5dc14SFlorian Fainelli	  family: TNETD7100, 7200 and 7300.
997ca5dc14SFlorian Fainelli
10043cc739fSSergey Ryazanovconfig ATH25
10143cc739fSSergey Ryazanov	bool "Atheros AR231x/AR531x SoC support"
10243cc739fSSergey Ryazanov	select CEVT_R4K
10343cc739fSSergey Ryazanov	select CSRC_R4K
10443cc739fSSergey Ryazanov	select DMA_NONCOHERENT
10543cc739fSSergey Ryazanov	select IRQ_CPU
1061753e74eSSergey Ryazanov	select IRQ_DOMAIN
10743cc739fSSergey Ryazanov	select SYS_HAS_CPU_MIPS32_R1
10843cc739fSSergey Ryazanov	select SYS_SUPPORTS_BIG_ENDIAN
10943cc739fSSergey Ryazanov	select SYS_SUPPORTS_32BIT_KERNEL
110*8aaa7278SSergey Ryazanov	select SYS_HAS_EARLY_PRINTK
11143cc739fSSergey Ryazanov	help
11243cc739fSSergey Ryazanov	  Support for Atheros AR231x and Atheros AR531x based boards
11343cc739fSSergey Ryazanov
114d4a67d9dSGabor Juhosconfig ATH79
115d4a67d9dSGabor Juhos	bool "Atheros AR71XX/AR724X/AR913X based boards"
1166eae43c5SGabor Juhos	select ARCH_REQUIRE_GPIOLIB
117d4a67d9dSGabor Juhos	select BOOT_RAW
118d4a67d9dSGabor Juhos	select CEVT_R4K
119d4a67d9dSGabor Juhos	select CSRC_R4K
120d4a67d9dSGabor Juhos	select DMA_NONCOHERENT
12194638067SGabor Juhos	select HAVE_CLK
1222c4f1ac5SGabor Juhos	select CLKDEV_LOOKUP
123d4a67d9dSGabor Juhos	select IRQ_CPU
1240aabf1a4SGabor Juhos	select MIPS_MACHINE
125d4a67d9dSGabor Juhos	select SYS_HAS_CPU_MIPS32_R2
126d4a67d9dSGabor Juhos	select SYS_HAS_EARLY_PRINTK
127d4a67d9dSGabor Juhos	select SYS_SUPPORTS_32BIT_KERNEL
128d4a67d9dSGabor Juhos	select SYS_SUPPORTS_BIG_ENDIAN
129377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
130d4a67d9dSGabor Juhos	help
131d4a67d9dSGabor Juhos	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.
132d4a67d9dSGabor Juhos
133d666cd02SKevin Cernekeeconfig BCM3384
134d666cd02SKevin Cernekee	bool "Broadcom BCM3384 based boards"
135d666cd02SKevin Cernekee	select BOOT_RAW
136d666cd02SKevin Cernekee	select NO_EXCEPT_FILL
137d666cd02SKevin Cernekee	select USE_OF
138d666cd02SKevin Cernekee	select CEVT_R4K
139d666cd02SKevin Cernekee	select CSRC_R4K
140d666cd02SKevin Cernekee	select SYNC_R4K
141d666cd02SKevin Cernekee	select COMMON_CLK
142d666cd02SKevin Cernekee	select DMA_NONCOHERENT
143d666cd02SKevin Cernekee	select IRQ_CPU
144d666cd02SKevin Cernekee	select SYS_SUPPORTS_32BIT_KERNEL
145d666cd02SKevin Cernekee	select SYS_SUPPORTS_BIG_ENDIAN
146d666cd02SKevin Cernekee	select SYS_SUPPORTS_HIGHMEM
147d666cd02SKevin Cernekee	select SYS_HAS_CPU_BMIPS5000
148d666cd02SKevin Cernekee	select SWAP_IO_SPACE
149d666cd02SKevin Cernekee	select USB_EHCI_BIG_ENDIAN_DESC
150d666cd02SKevin Cernekee	select USB_EHCI_BIG_ENDIAN_MMIO
151d666cd02SKevin Cernekee	select USB_OHCI_BIG_ENDIAN_DESC
152d666cd02SKevin Cernekee	select USB_OHCI_BIG_ENDIAN_MMIO
153d666cd02SKevin Cernekee	help
154d666cd02SKevin Cernekee	  Support for BCM3384 based boards.  BCM3384/BCM33843 is a cable modem
155d666cd02SKevin Cernekee	  chipset with a Linux application processor that is often used to
156d666cd02SKevin Cernekee	  provide Samba services, a CUPS print server, and/or advanced routing
157d666cd02SKevin Cernekee	  features.
158d666cd02SKevin Cernekee
1591c0c13ebSAurelien Jarnoconfig BCM47XX
160c619366eSFlorian Fainelli	bool "Broadcom BCM47XX based boards"
1612da4c74dSHauke Mehrtens	select ARCH_WANT_OPTIONAL_GPIOLIB
162fe08f8c2SHauke Mehrtens	select BOOT_RAW
16342f77542SRalf Baechle	select CEVT_R4K
164940f6b48SRalf Baechle	select CSRC_R4K
1651c0c13ebSAurelien Jarno	select DMA_NONCOHERENT
1661c0c13ebSAurelien Jarno	select HW_HAS_PCI
1671c0c13ebSAurelien Jarno	select IRQ_CPU
168314878d2SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R1
169dd54deddSHauke Mehrtens	select NO_EXCEPT_FILL
1701c0c13ebSAurelien Jarno	select SYS_SUPPORTS_32BIT_KERNEL
1711c0c13ebSAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
172377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
17325e5fb97SAurelien Jarno	select SYS_HAS_EARLY_PRINTK
174e6086557SRalf Baechle	select USE_GENERIC_EARLY_PRINTK_8250
175c949c0bcSRafał Miłecki	select GPIOLIB
176c949c0bcSRafał Miłecki	select LEDS_GPIO_REGISTER
1771c0c13ebSAurelien Jarno	help
1781c0c13ebSAurelien Jarno	 Support for BCM47XX based boards
1791c0c13ebSAurelien Jarno
180e7300d04SMaxime Bizonconfig BCM63XX
181e7300d04SMaxime Bizon	bool "Broadcom BCM63XX based boards"
182ae8de61cSFlorian Fainelli	select BOOT_RAW
183e7300d04SMaxime Bizon	select CEVT_R4K
184e7300d04SMaxime Bizon	select CSRC_R4K
185fc264022SJonas Gorski	select SYNC_R4K
186e7300d04SMaxime Bizon	select DMA_NONCOHERENT
187e7300d04SMaxime Bizon	select IRQ_CPU
188e7300d04SMaxime Bizon	select SYS_SUPPORTS_32BIT_KERNEL
189e7300d04SMaxime Bizon	select SYS_SUPPORTS_BIG_ENDIAN
190e7300d04SMaxime Bizon	select SYS_HAS_EARLY_PRINTK
191e7300d04SMaxime Bizon	select SWAP_IO_SPACE
192e7300d04SMaxime Bizon	select ARCH_REQUIRE_GPIOLIB
1933e82eeebSYoichi Yuasa	select HAVE_CLK
194af2418beSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
195e7300d04SMaxime Bizon	help
196e7300d04SMaxime Bizon	 Support for BCM63XX based boards
197e7300d04SMaxime Bizon
1981da177e4SLinus Torvaldsconfig MIPS_COBALT
1993fa986faSMartin Michlmayr	bool "Cobalt Server"
20042f77542SRalf Baechle	select CEVT_R4K
201940f6b48SRalf Baechle	select CSRC_R4K
2021097c6acSYoichi Yuasa	select CEVT_GT641XX
2031da177e4SLinus Torvalds	select DMA_NONCOHERENT
2041da177e4SLinus Torvalds	select HW_HAS_PCI
205d865bea4SRalf Baechle	select I8253
2061da177e4SLinus Torvalds	select I8259
2071da177e4SLinus Torvalds	select IRQ_CPU
208d5ab1a69SYoichi Yuasa	select IRQ_GT641XX
209252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
210e25bfc92SYoichi Yuasa	select PCI
2117cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
2120a22e0d4SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
213ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2140e8774b6SFlorian Fainelli	select SYS_SUPPORTS_64BIT_KERNEL
2155e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
216e6086557SRalf Baechle	select USE_GENERIC_EARLY_PRINTK_8250
2171da177e4SLinus Torvalds
2181da177e4SLinus Torvaldsconfig MACH_DECSTATION
2193fa986faSMartin Michlmayr	bool "DECstations"
2201da177e4SLinus Torvalds	select BOOT_ELF32
2216457d9fcSYoichi Yuasa	select CEVT_DS1287
22281d10badSMaciej W. Rozycki	select CEVT_R4K if CPU_R4X00
2234247417dSYoichi Yuasa	select CSRC_IOASIC
22481d10badSMaciej W. Rozycki	select CSRC_R4K if CPU_R4X00
22520d60d99SMaciej W. Rozycki	select CPU_DADDI_WORKAROUNDS if 64BIT
22620d60d99SMaciej W. Rozycki	select CPU_R4000_WORKAROUNDS if 64BIT
22720d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS if 64BIT
2281da177e4SLinus Torvalds	select DMA_NONCOHERENT
229ce816fa8SUwe Kleine-König	select NO_IOPORT_MAP
2301da177e4SLinus Torvalds	select IRQ_CPU
2317cf8053bSRalf Baechle	select SYS_HAS_CPU_R3000
2327cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
233ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2347d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2355e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
2361723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_128HZ
2371723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_256HZ
2381723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_1024HZ
239930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
2405e83d430SRalf Baechle	help
2411da177e4SLinus Torvalds	  This enables support for DEC's MIPS based workstations.  For details
2421da177e4SLinus Torvalds	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
2431da177e4SLinus Torvalds	  DECstation porting pages on <http://decstation.unix-ag.org/>.
2441da177e4SLinus Torvalds
2451da177e4SLinus Torvalds	  If you have one of the following DECstation Models you definitely
2461da177e4SLinus Torvalds	  want to choose R4xx0 for the CPU Type:
2471da177e4SLinus Torvalds
2481da177e4SLinus Torvalds		DECstation 5000/50
2491da177e4SLinus Torvalds		DECstation 5000/150
2501da177e4SLinus Torvalds		DECstation 5000/260
2511da177e4SLinus Torvalds		DECsystem 5900/260
2521da177e4SLinus Torvalds
2531da177e4SLinus Torvalds	  otherwise choose R3000.
2541da177e4SLinus Torvalds
2555e83d430SRalf Baechleconfig MACH_JAZZ
2563fa986faSMartin Michlmayr	bool "Jazz family of machines"
2570e2794b0SRalf Baechle	select FW_ARC
2580e2794b0SRalf Baechle	select FW_ARC32
2595e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
26042f77542SRalf Baechle	select CEVT_R4K
261940f6b48SRalf Baechle	select CSRC_R4K
262e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
2635e83d430SRalf Baechle	select GENERIC_ISA_DMA
2648a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
265ea202c63SThomas Bogendoerfer	select IRQ_CPU
266d865bea4SRalf Baechle	select I8253
2675e83d430SRalf Baechle	select I8259
2685e83d430SRalf Baechle	select ISA
2697cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
2705e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
2717d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2721723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_100HZ
2731da177e4SLinus Torvalds	help
2745e83d430SRalf Baechle	 This a family of machines based on the MIPS R4030 chipset which was
2755e83d430SRalf Baechle	 used by several vendors to build RISC/os and Windows NT workstations.
276692105b8SMatt LaPlante	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
2775e83d430SRalf Baechle	 Olivetti M700-10 workstations.
2785e83d430SRalf Baechle
2795ebabe59SLars-Peter Clausenconfig MACH_JZ4740
2805ebabe59SLars-Peter Clausen	bool "Ingenic JZ4740 based machines"
2815ebabe59SLars-Peter Clausen	select SYS_HAS_CPU_MIPS32_R1
2825ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_32BIT_KERNEL
2835ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_LITTLE_ENDIAN
284f9c9affcSLluís Batlle i Rossell	select SYS_SUPPORTS_ZBOOT_UART16550
2855ebabe59SLars-Peter Clausen	select DMA_NONCOHERENT
2865ebabe59SLars-Peter Clausen	select IRQ_CPU
2875ebabe59SLars-Peter Clausen	select ARCH_REQUIRE_GPIOLIB
2885ebabe59SLars-Peter Clausen	select SYS_HAS_EARLY_PRINTK
289ab5330ebSMaurus Cuelenaere	select HAVE_CLK
29083bc7692SLars-Peter Clausen	select GENERIC_IRQ_CHIP
2915ebabe59SLars-Peter Clausen
292171bb2f1SJohn Crispinconfig LANTIQ
293171bb2f1SJohn Crispin	bool "Lantiq based platforms"
294171bb2f1SJohn Crispin	select DMA_NONCOHERENT
295171bb2f1SJohn Crispin	select IRQ_CPU
296171bb2f1SJohn Crispin	select CEVT_R4K
297171bb2f1SJohn Crispin	select CSRC_R4K
298171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
299171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
300171bb2f1SJohn Crispin	select SYS_SUPPORTS_BIG_ENDIAN
301171bb2f1SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
302377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
303171bb2f1SJohn Crispin	select SYS_SUPPORTS_MULTITHREADING
304171bb2f1SJohn Crispin	select SYS_HAS_EARLY_PRINTK
305171bb2f1SJohn Crispin	select ARCH_REQUIRE_GPIOLIB
306171bb2f1SJohn Crispin	select SWAP_IO_SPACE
307171bb2f1SJohn Crispin	select BOOT_RAW
308287e3f3fSJohn Crispin	select HAVE_MACH_CLKDEV
309287e3f3fSJohn Crispin	select CLKDEV_LOOKUP
310a0392222SJohn Crispin	select USE_OF
3113f8c50c9SJohn Crispin	select PINCTRL
3123f8c50c9SJohn Crispin	select PINCTRL_LANTIQ
313c530781cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
314c530781cSJohn Crispin	select RESET_CONTROLLER
315171bb2f1SJohn Crispin
3161f21d2bdSBrian Murphyconfig LASAT
3171f21d2bdSBrian Murphy	bool "LASAT Networks platforms"
31842f77542SRalf Baechle	select CEVT_R4K
31916f0bbbcSRalf Baechle	select CRC32
320940f6b48SRalf Baechle	select CSRC_R4K
3211f21d2bdSBrian Murphy	select DMA_NONCOHERENT
3221f21d2bdSBrian Murphy	select SYS_HAS_EARLY_PRINTK
3231f21d2bdSBrian Murphy	select HW_HAS_PCI
324a5ccfe5cSRalf Baechle	select IRQ_CPU
3251f21d2bdSBrian Murphy	select PCI_GT64XXX_PCI0
3261f21d2bdSBrian Murphy	select MIPS_NILE4
3271f21d2bdSBrian Murphy	select R5000_CPU_SCACHE
3281f21d2bdSBrian Murphy	select SYS_HAS_CPU_R5000
3291f21d2bdSBrian Murphy	select SYS_SUPPORTS_32BIT_KERNEL
3301f21d2bdSBrian Murphy	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
3311f21d2bdSBrian Murphy	select SYS_SUPPORTS_LITTLE_ENDIAN
3321f21d2bdSBrian Murphy
33385749d24SWu Zhangjinconfig MACH_LOONGSON
33485749d24SWu Zhangjin	bool "Loongson family of machines"
335c7e8c668SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
336ade299d8SYoichi Yuasa	help
33785749d24SWu Zhangjin	  This enables the support of Loongson family of machines.
33885749d24SWu Zhangjin
33985749d24SWu Zhangjin	  Loongson is a family of general-purpose MIPS-compatible CPUs.
34085749d24SWu Zhangjin	  developed at Institute of Computing Technology (ICT),
34185749d24SWu Zhangjin	  Chinese Academy of Sciences (CAS) in the People's Republic
34285749d24SWu Zhangjin	  of China. The chief architect is Professor Weiwu Hu.
343ade299d8SYoichi Yuasa
344ca585cf9SKelvin Cheungconfig MACH_LOONGSON1
345ca585cf9SKelvin Cheung	bool "Loongson 1 family of machines"
346ca585cf9SKelvin Cheung	select SYS_SUPPORTS_ZBOOT
347ca585cf9SKelvin Cheung	help
348ca585cf9SKelvin Cheung	  This enables support for the Loongson 1 based machines.
349ca585cf9SKelvin Cheung
350ca585cf9SKelvin Cheung	  Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by
351ca585cf9SKelvin Cheung	  the ICT (Institute of Computing Technology) and the Chinese Academy
352ca585cf9SKelvin Cheung	  of Sciences.
353ca585cf9SKelvin Cheung
3541da177e4SLinus Torvaldsconfig MIPS_MALTA
3553fa986faSMartin Michlmayr	bool "MIPS Malta board"
35661ed242dSRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
3571da177e4SLinus Torvalds	select BOOT_ELF32
358fa71c960SRalf Baechle	select BOOT_RAW
35942f77542SRalf Baechle	select CEVT_R4K
360940f6b48SRalf Baechle	select CSRC_R4K
361fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
362885014bcSFelix Fietkau	select DMA_MAYBE_COHERENT
3631da177e4SLinus Torvalds	select GENERIC_ISA_DMA
3648a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
365aa414dffSRalf Baechle	select IRQ_CPU
3668a19b8f1SAndrew Bresticker	select MIPS_GIC
3671da177e4SLinus Torvalds	select HW_HAS_PCI
368d865bea4SRalf Baechle	select I8253
3691da177e4SLinus Torvalds	select I8259
3705e83d430SRalf Baechle	select MIPS_BONITO64
3719318c51aSChris Dearman	select MIPS_CPU_SCACHE
372a7ef1eadSKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
373252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
3745e83d430SRalf Baechle	select MIPS_MSC
3751da177e4SLinus Torvalds	select SWAP_IO_SPACE
3767cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
3777cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
378bfc3c5a6SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R3_5
3797cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
3805d9fbed1SLeonid Yegoshin	select SYS_HAS_CPU_MIPS64_R2
3817cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
3827cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
383ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
384ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
3855e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
3865e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
3870365070fSTim Anderson	select SYS_SUPPORTS_MIPS_CMP
388e56b6aa6SPaul Burton	select SYS_SUPPORTS_MIPS_CPS
389377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
390f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
3919693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
3921b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
3931da177e4SLinus Torvalds	help
394f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
3951da177e4SLinus Torvalds	  board.
3961da177e4SLinus Torvalds
397ec47b274SSteven J. Hillconfig MIPS_SEAD3
398ec47b274SSteven J. Hill	bool "MIPS SEAD3 board"
399ec47b274SSteven J. Hill	select BOOT_ELF32
400ec47b274SSteven J. Hill	select BOOT_RAW
401f262b5f2SAndrew Bresticker	select BUILTIN_DTB
402ec47b274SSteven J. Hill	select CEVT_R4K
403ec47b274SSteven J. Hill	select CSRC_R4K
404fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
405ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_VI
406ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_EI
407ec47b274SSteven J. Hill	select DMA_NONCOHERENT
408ec47b274SSteven J. Hill	select IRQ_CPU
4098a19b8f1SAndrew Bresticker	select MIPS_GIC
41044327236SQais Yousef	select LIBFDT
411ec47b274SSteven J. Hill	select MIPS_MSC
412ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R1
413ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R2
414ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS64_R1
415ec47b274SSteven J. Hill	select SYS_HAS_EARLY_PRINTK
416ec47b274SSteven J. Hill	select SYS_SUPPORTS_32BIT_KERNEL
417ec47b274SSteven J. Hill	select SYS_SUPPORTS_64BIT_KERNEL
418ec47b274SSteven J. Hill	select SYS_SUPPORTS_BIG_ENDIAN
419ec47b274SSteven J. Hill	select SYS_SUPPORTS_LITTLE_ENDIAN
420ec47b274SSteven J. Hill	select SYS_SUPPORTS_SMARTMIPS
421a6a4834cSSteven J. Hill	select SYS_SUPPORTS_MICROMIPS
422377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
423ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_DESC
424ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_MMIO
4259b731009SSteven J. Hill	select USE_OF
426ec47b274SSteven J. Hill	help
427ec47b274SSteven J. Hill	  This enables support for the MIPS Technologies SEAD3 evaluation
428ec47b274SSteven J. Hill	  board.
429ec47b274SSteven J. Hill
430a83860c2SRalf Baechleconfig NEC_MARKEINS
431a83860c2SRalf Baechle	bool "NEC EMMA2RH Mark-eins board"
432a83860c2SRalf Baechle	select SOC_EMMA2RH
433a83860c2SRalf Baechle	select HW_HAS_PCI
434a83860c2SRalf Baechle	help
435a83860c2SRalf Baechle	  This enables support for the NEC Electronics Mark-eins boards.
436ade299d8SYoichi Yuasa
4375e83d430SRalf Baechleconfig MACH_VR41XX
43874142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
43942f77542SRalf Baechle	select CEVT_R4K
440940f6b48SRalf Baechle	select CSRC_R4K
4417cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
442377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
44327fdd325SYoichi Yuasa	select ARCH_REQUIRE_GPIOLIB
4445e83d430SRalf Baechle
445edb6310aSDaniel Lairdconfig NXP_STB220
446edb6310aSDaniel Laird	bool "NXP STB220 board"
447edb6310aSDaniel Laird	select SOC_PNX833X
448edb6310aSDaniel Laird	help
449edb6310aSDaniel Laird	 Support for NXP Semiconductors STB220 Development Board.
450edb6310aSDaniel Laird
451edb6310aSDaniel Lairdconfig NXP_STB225
452edb6310aSDaniel Laird	bool "NXP 225 board"
453edb6310aSDaniel Laird	select SOC_PNX833X
454edb6310aSDaniel Laird	select SOC_PNX8335
455edb6310aSDaniel Laird	help
456edb6310aSDaniel Laird	 Support for NXP Semiconductors STB225 Development Board.
457edb6310aSDaniel Laird
4589267a30dSMarc St-Jeanconfig PMC_MSP
4599267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
46039d30c13SAnoop P A	select CEVT_R4K
46139d30c13SAnoop P A	select CSRC_R4K
4629267a30dSMarc St-Jean	select DMA_NONCOHERENT
4639267a30dSMarc St-Jean	select SWAP_IO_SPACE
4649267a30dSMarc St-Jean	select NO_EXCEPT_FILL
4659267a30dSMarc St-Jean	select BOOT_RAW
4669267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
4679267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
4689267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
4699267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
470377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
4719267a30dSMarc St-Jean	select IRQ_CPU
4729267a30dSMarc St-Jean	select SERIAL_8250
4739267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
4749296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
4759296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_DESC
4769267a30dSMarc St-Jean	help
4779267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
4789267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
4799267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
4809267a30dSMarc St-Jean	  a variety of MIPS cores.
4819267a30dSMarc St-Jean
482ae2b5bb6SJohn Crispinconfig RALINK
483ae2b5bb6SJohn Crispin	bool "Ralink based machines"
484ae2b5bb6SJohn Crispin	select CEVT_R4K
485ae2b5bb6SJohn Crispin	select CSRC_R4K
486ae2b5bb6SJohn Crispin	select BOOT_RAW
487ae2b5bb6SJohn Crispin	select DMA_NONCOHERENT
488ae2b5bb6SJohn Crispin	select IRQ_CPU
489ae2b5bb6SJohn Crispin	select USE_OF
490ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
491ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
492ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
493ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_LITTLE_ENDIAN
494377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
495ae2b5bb6SJohn Crispin	select SYS_HAS_EARLY_PRINTK
496ae2b5bb6SJohn Crispin	select HAVE_MACH_CLKDEV
497ae2b5bb6SJohn Crispin	select CLKDEV_LOOKUP
4982a153f1cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
4992a153f1cSJohn Crispin	select RESET_CONTROLLER
500ae2b5bb6SJohn Crispin
5011da177e4SLinus Torvaldsconfig SGI_IP22
5023fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
5030e2794b0SRalf Baechle	select FW_ARC
5040e2794b0SRalf Baechle	select FW_ARC32
5051da177e4SLinus Torvalds	select BOOT_ELF32
50642f77542SRalf Baechle	select CEVT_R4K
507940f6b48SRalf Baechle	select CSRC_R4K
508e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
5091da177e4SLinus Torvalds	select DMA_NONCOHERENT
5105e83d430SRalf Baechle	select HW_HAS_EISA
511d865bea4SRalf Baechle	select I8253
51268de4803SThomas Bogendoerfer	select I8259
5131da177e4SLinus Torvalds	select IP22_CPU_SCACHE
5141da177e4SLinus Torvalds	select IRQ_CPU
515aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
516e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
517e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
51836e5c21dSThomas Bogendoerfer	select SGI_HAS_HAL2
519e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
520e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
521e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
5221da177e4SLinus Torvalds	select SWAP_IO_SPACE
5237cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
5247cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
5252b5e63f6SMartin Michlmayr	#
5262b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5272b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5282b5e63f6SMartin Michlmayr	#
5292b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5302b5e63f6SMartin Michlmayr	# for a more details discussion
5312b5e63f6SMartin Michlmayr	#
5322b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
533ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
534ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5355e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
536930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
5371da177e4SLinus Torvalds	help
5381da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
5391da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
5401da177e4SLinus Torvalds	  that runs on these, say Y here.
5411da177e4SLinus Torvalds
5421da177e4SLinus Torvaldsconfig SGI_IP27
5433fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
5440e2794b0SRalf Baechle	select FW_ARC
5450e2794b0SRalf Baechle	select FW_ARC64
5465e83d430SRalf Baechle	select BOOT_ELF64
547e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
548634286f1SRalf Baechle	select DMA_COHERENT
54936a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
5501da177e4SLinus Torvalds	select HW_HAS_PCI
551130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
5527cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
553ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5545e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
555d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
5561a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
557930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
5581da177e4SLinus Torvalds	help
5591da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
5601da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
5611da177e4SLinus Torvalds	  here.
5621da177e4SLinus Torvalds
563e2defae5SThomas Bogendoerferconfig SGI_IP28
5647d60717eSKees Cook	bool "SGI IP28 (Indigo2 R10k)"
5650e2794b0SRalf Baechle	select FW_ARC
5660e2794b0SRalf Baechle	select FW_ARC64
567e2defae5SThomas Bogendoerfer	select BOOT_ELF64
568e2defae5SThomas Bogendoerfer	select CEVT_R4K
569e2defae5SThomas Bogendoerfer	select CSRC_R4K
570e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
571e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
572e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
573e2defae5SThomas Bogendoerfer	select IRQ_CPU
574e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
575e2defae5SThomas Bogendoerfer	select I8253
576e2defae5SThomas Bogendoerfer	select I8259
577e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
578e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
5795b438c44SThomas Bogendoerfer	select SGI_HAS_HAL2
580e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
581e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
582e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
583e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
584e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
5852b5e63f6SMartin Michlmayr	#
5862b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5872b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5882b5e63f6SMartin Michlmayr	#
5892b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5902b5e63f6SMartin Michlmayr	# for a more details discussion
5912b5e63f6SMartin Michlmayr	#
5922b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
593e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
594e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
595dc24d68dSThomas Bogendoerfer	select MIPS_L1_CACHE_SHIFT_7
596e2defae5SThomas Bogendoerfer      help
597e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
598e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
599e2defae5SThomas Bogendoerfer
6001da177e4SLinus Torvaldsconfig SGI_IP32
601cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
6020e2794b0SRalf Baechle	select FW_ARC
6030e2794b0SRalf Baechle	select FW_ARC32
6041da177e4SLinus Torvalds	select BOOT_ELF32
60542f77542SRalf Baechle	select CEVT_R4K
606940f6b48SRalf Baechle	select CSRC_R4K
6071da177e4SLinus Torvalds	select DMA_NONCOHERENT
6081da177e4SLinus Torvalds	select HW_HAS_PCI
609dd67b155SRalf Baechle	select IRQ_CPU
6101da177e4SLinus Torvalds	select R5000_CPU_SCACHE
6111da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
6127cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
6137cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
6147cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
615dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
616ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
6175e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6181da177e4SLinus Torvalds	help
6191da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
6201da177e4SLinus Torvalds
621ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
622ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
6235e83d430SRalf Baechle	select BOOT_ELF32
6245e83d430SRalf Baechle	select DMA_COHERENT
6255e83d430SRalf Baechle	select SIBYTE_BCM1120
6265e83d430SRalf Baechle	select SWAP_IO_SPACE
6277cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6285e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6295e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6305e83d430SRalf Baechle
631ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
632ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
6335e83d430SRalf Baechle	select BOOT_ELF32
6345e83d430SRalf Baechle	select DMA_COHERENT
6355e83d430SRalf Baechle	select SIBYTE_BCM1120
6365e83d430SRalf Baechle	select SWAP_IO_SPACE
6377cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6385e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6395e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6405e83d430SRalf Baechle
6415e83d430SRalf Baechleconfig SIBYTE_CRHONE
6423fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
6435e83d430SRalf Baechle	select BOOT_ELF32
6445e83d430SRalf Baechle	select DMA_COHERENT
6455e83d430SRalf Baechle	select SIBYTE_BCM1125
6465e83d430SRalf Baechle	select SWAP_IO_SPACE
6477cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6485e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6495e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
6505e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6515e83d430SRalf Baechle
652ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
653ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
654ade299d8SYoichi Yuasa	select BOOT_ELF32
655ade299d8SYoichi Yuasa	select DMA_COHERENT
656ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
657ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
658ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
659ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
660ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
661ade299d8SYoichi Yuasa
662ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
663ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
664ade299d8SYoichi Yuasa	select BOOT_ELF32
665ade299d8SYoichi Yuasa	select DMA_COHERENT
666fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
667ade299d8SYoichi Yuasa	select SIBYTE_SB1250
668ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
669ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
670ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
671ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
672ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
673cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
674ade299d8SYoichi Yuasa
675ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
676ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
677ade299d8SYoichi Yuasa	select BOOT_ELF32
678ade299d8SYoichi Yuasa	select DMA_COHERENT
679fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
680ade299d8SYoichi Yuasa	select SIBYTE_SB1250
681ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
682ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
683ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
684ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
685ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
686ade299d8SYoichi Yuasa
687ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
688ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
689ade299d8SYoichi Yuasa	select BOOT_ELF32
690ade299d8SYoichi Yuasa	select DMA_COHERENT
691ade299d8SYoichi Yuasa	select SIBYTE_SB1250
692ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
693ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
694ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
695ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
696ade299d8SYoichi Yuasa
697ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
698ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
699ade299d8SYoichi Yuasa	select BOOT_ELF32
700ade299d8SYoichi Yuasa	select DMA_COHERENT
701ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
702ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
703ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
704ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
705ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
706651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
707ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
708cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
709ade299d8SYoichi Yuasa
71014b36af4SThomas Bogendoerferconfig SNI_RM
71114b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
7120e2794b0SRalf Baechle	select FW_ARC if CPU_LITTLE_ENDIAN
7130e2794b0SRalf Baechle	select FW_ARC32 if CPU_LITTLE_ENDIAN
714aaa9fad3SPaul Bolle	select FW_SNIPROM if CPU_BIG_ENDIAN
7155e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
7165e83d430SRalf Baechle	select BOOT_ELF32
71742f77542SRalf Baechle	select CEVT_R4K
718940f6b48SRalf Baechle	select CSRC_R4K
719e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
7205e83d430SRalf Baechle	select DMA_NONCOHERENT
7215e83d430SRalf Baechle	select GENERIC_ISA_DMA
7228a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
7235e83d430SRalf Baechle	select HW_HAS_EISA
7245e83d430SRalf Baechle	select HW_HAS_PCI
725c066a32aSThomas Bogendoerfer	select IRQ_CPU
726d865bea4SRalf Baechle	select I8253
7275e83d430SRalf Baechle	select I8259
7285e83d430SRalf Baechle	select ISA
7294a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
7307cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
7314a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
732c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
7334a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
73436a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
735ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
7367d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
7374a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
7385e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
7395e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
7401da177e4SLinus Torvalds	help
74114b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
74214b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
7435e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
7445e83d430SRalf Baechle	  support this machine type.
7451da177e4SLinus Torvalds
746edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX
747edcaf1a6SAtsushi Nemoto	bool "Toshiba TX39 series based machines"
7485e83d430SRalf Baechle
749edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX
750edcaf1a6SAtsushi Nemoto	bool "Toshiba TX49 series based machines"
75123fbee9dSRalf Baechle
75273b4390fSRalf Baechleconfig MIKROTIK_RB532
75373b4390fSRalf Baechle	bool "Mikrotik RB532 boards"
75473b4390fSRalf Baechle	select CEVT_R4K
75573b4390fSRalf Baechle	select CSRC_R4K
75673b4390fSRalf Baechle	select DMA_NONCOHERENT
75773b4390fSRalf Baechle	select HW_HAS_PCI
75873b4390fSRalf Baechle	select IRQ_CPU
75973b4390fSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
76073b4390fSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
76173b4390fSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
76273b4390fSRalf Baechle	select SWAP_IO_SPACE
76373b4390fSRalf Baechle	select BOOT_RAW
764d888e25bSFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
765930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
76673b4390fSRalf Baechle	help
76773b4390fSRalf Baechle	  Support the Mikrotik(tm) RouterBoard 532 series,
76873b4390fSRalf Baechle	  based on the IDT RC32434 SoC.
76973b4390fSRalf Baechle
7709ddebc46SDavid Daneyconfig CAVIUM_OCTEON_SOC
7719ddebc46SDavid Daney	bool "Cavium Networks Octeon SoC based boards"
772a86c7f72SDavid Daney	select CEVT_R4K
773a86c7f72SDavid Daney	select 64BIT_PHYS_ADDR
774a86c7f72SDavid Daney	select DMA_COHERENT
775a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
776a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
777f65aad41SRalf Baechle	select EDAC_SUPPORT
778773cb77dSRalf Baechle	select SYS_SUPPORTS_HOTPLUG_CPU
779a86c7f72SDavid Daney	select SYS_HAS_EARLY_PRINTK
7805e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
781a86c7f72SDavid Daney	select SWAP_IO_SPACE
782e8635b48SDavid Daney	select HW_HAS_PCI
783f00e001eSDavid Daney	select ZONE_DMA32
784465aaed0SDavid Daney	select HOLES_IN_ZONE
78599cab4bbSDavid Daney	select ARCH_REQUIRE_GPIOLIB
7866e511163SDavid Daney	select LIBFDT
7876e511163SDavid Daney	select USE_OF
7886e511163SDavid Daney	select ARCH_SPARSEMEM_ENABLE
7896e511163SDavid Daney	select SYS_SUPPORTS_SMP
7906e511163SDavid Daney	select NR_CPUS_DEFAULT_16
791e326479fSAndrew Bresticker	select BUILTIN_DTB
792a86c7f72SDavid Daney	help
793a86c7f72SDavid Daney	  This option supports all of the Octeon reference boards from Cavium
794a86c7f72SDavid Daney	  Networks. It builds a kernel that dynamically determines the Octeon
795a86c7f72SDavid Daney	  CPU type and supports all known board reference implementations.
796a86c7f72SDavid Daney	  Some of the supported boards are:
797a86c7f72SDavid Daney		EBT3000
798a86c7f72SDavid Daney		EBH3000
799a86c7f72SDavid Daney		EBH3100
800a86c7f72SDavid Daney		Thunder
801a86c7f72SDavid Daney		Kodama
802a86c7f72SDavid Daney		Hikari
803a86c7f72SDavid Daney	  Say Y here for most Octeon reference boards.
804a86c7f72SDavid Daney
8057f058e85SJayachandran Cconfig NLM_XLR_BOARD
8067f058e85SJayachandran C	bool "Netlogic XLR/XLS based systems"
8077f058e85SJayachandran C	select BOOT_ELF32
8087f058e85SJayachandran C	select NLM_COMMON
8097f058e85SJayachandran C	select SYS_HAS_CPU_XLR
8107f058e85SJayachandran C	select SYS_SUPPORTS_SMP
8117f058e85SJayachandran C	select HW_HAS_PCI
8127f058e85SJayachandran C	select SWAP_IO_SPACE
8137f058e85SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8147f058e85SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
8157f058e85SJayachandran C	select 64BIT_PHYS_ADDR
8167f058e85SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8177f058e85SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8187f058e85SJayachandran C	select DMA_COHERENT
8197f058e85SJayachandran C	select NR_CPUS_DEFAULT_32
8207f058e85SJayachandran C	select CEVT_R4K
8217f058e85SJayachandran C	select CSRC_R4K
8227f058e85SJayachandran C	select IRQ_CPU
823b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8247f058e85SJayachandran C	select SYNC_R4K
8257f058e85SJayachandran C	select SYS_HAS_EARLY_PRINTK
8268f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
8278f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
8287f058e85SJayachandran C	help
8297f058e85SJayachandran C	  Support for systems based on Netlogic XLR and XLS processors.
8307f058e85SJayachandran C	  Say Y here if you have a XLR or XLS based board.
8317f058e85SJayachandran C
8321c773ea4SJayachandran Cconfig NLM_XLP_BOARD
8331c773ea4SJayachandran C	bool "Netlogic XLP based systems"
8341c773ea4SJayachandran C	select BOOT_ELF32
8351c773ea4SJayachandran C	select NLM_COMMON
8361c773ea4SJayachandran C	select SYS_HAS_CPU_XLP
8371c773ea4SJayachandran C	select SYS_SUPPORTS_SMP
8381c773ea4SJayachandran C	select HW_HAS_PCI
8391c773ea4SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8401c773ea4SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
8411c773ea4SJayachandran C	select 64BIT_PHYS_ADDR
8421c773ea4SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8431c773ea4SJayachandran C	select SYS_SUPPORTS_LITTLE_ENDIAN
8441c773ea4SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8451c773ea4SJayachandran C	select DMA_COHERENT
8461c773ea4SJayachandran C	select NR_CPUS_DEFAULT_32
8471c773ea4SJayachandran C	select CEVT_R4K
8481c773ea4SJayachandran C	select CSRC_R4K
8491c773ea4SJayachandran C	select IRQ_CPU
850b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8511c773ea4SJayachandran C	select SYNC_R4K
8521c773ea4SJayachandran C	select SYS_HAS_EARLY_PRINTK
8532f6528e1SJayachandran C	select USE_OF
8548f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
8558f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
8561c773ea4SJayachandran C	help
8571c773ea4SJayachandran C	  This board is based on Netlogic XLP Processor.
8581c773ea4SJayachandran C	  Say Y here if you have a XLP based board.
8591c773ea4SJayachandran C
8609bc463beSDavid Daneyconfig MIPS_PARAVIRT
8619bc463beSDavid Daney	bool "Para-Virtualized guest system"
8629bc463beSDavid Daney	select CEVT_R4K
8639bc463beSDavid Daney	select CSRC_R4K
8649bc463beSDavid Daney	select DMA_COHERENT
8659bc463beSDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
8669bc463beSDavid Daney	select SYS_SUPPORTS_32BIT_KERNEL
8679bc463beSDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
8689bc463beSDavid Daney	select SYS_SUPPORTS_SMP
8699bc463beSDavid Daney	select NR_CPUS_DEFAULT_4
8709bc463beSDavid Daney	select SYS_HAS_EARLY_PRINTK
8719bc463beSDavid Daney	select SYS_HAS_CPU_MIPS32_R2
8729bc463beSDavid Daney	select SYS_HAS_CPU_MIPS64_R2
8739bc463beSDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
8749bc463beSDavid Daney	select HW_HAS_PCI
8759bc463beSDavid Daney	select SWAP_IO_SPACE
8769bc463beSDavid Daney	help
8779bc463beSDavid Daney	  This option supports guest running under ????
8789bc463beSDavid Daney
8791da177e4SLinus Torvaldsendchoice
8801da177e4SLinus Torvalds
881e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig"
8823b12308fSSergey Ryazanovsource "arch/mips/ath25/Kconfig"
883d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig"
884a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig"
885e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig"
8865e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
8875ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig"
8888ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig"
8891f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
8900f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig"
891ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig"
89229c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
89338b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
89422b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig"
8955e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
896a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig"
89785749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig"
898ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig"
8997f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig"
900ae6e7e63SDavid Daneysource "arch/mips/paravirt/Kconfig"
90138b18f72SRalf Baechle
9025e83d430SRalf Baechleendmenu
9035e83d430SRalf Baechle
9041da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
9051da177e4SLinus Torvalds	bool
9061da177e4SLinus Torvalds	default y
9071da177e4SLinus Torvalds
9081da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
9091da177e4SLinus Torvalds	bool
9101da177e4SLinus Torvalds
911f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
912f0d1b0b3SDavid Howells	bool
913f0d1b0b3SDavid Howells	default n
914f0d1b0b3SDavid Howells
915f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
916f0d1b0b3SDavid Howells	bool
917f0d1b0b3SDavid Howells	default n
918f0d1b0b3SDavid Howells
9193c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
9203c9ee7efSAkinobu Mita	bool
9213c9ee7efSAkinobu Mita	default y
9223c9ee7efSAkinobu Mita
9231da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
9241da177e4SLinus Torvalds	bool
9251da177e4SLinus Torvalds	default y
9261da177e4SLinus Torvalds
927ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER
9281cc89038SAtsushi Nemoto	bool
9291cc89038SAtsushi Nemoto	default y
9301cc89038SAtsushi Nemoto
9311da177e4SLinus Torvalds#
9321da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
9331da177e4SLinus Torvalds#
9340e2794b0SRalf Baechleconfig FW_ARC
9351da177e4SLinus Torvalds	bool
9361da177e4SLinus Torvalds
93761ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
93861ed242dSRalf Baechle	bool
93961ed242dSRalf Baechle
9409267a30dSMarc St-Jeanconfig BOOT_RAW
9419267a30dSMarc St-Jean	bool
9429267a30dSMarc St-Jean
943217dd11eSRalf Baechleconfig CEVT_BCM1480
944217dd11eSRalf Baechle	bool
945217dd11eSRalf Baechle
9466457d9fcSYoichi Yuasaconfig CEVT_DS1287
9476457d9fcSYoichi Yuasa	bool
9486457d9fcSYoichi Yuasa
9491097c6acSYoichi Yuasaconfig CEVT_GT641XX
9501097c6acSYoichi Yuasa	bool
9511097c6acSYoichi Yuasa
95242f77542SRalf Baechleconfig CEVT_R4K
95342f77542SRalf Baechle	bool
95442f77542SRalf Baechle
955217dd11eSRalf Baechleconfig CEVT_SB1250
956217dd11eSRalf Baechle	bool
957217dd11eSRalf Baechle
958229f773eSAtsushi Nemotoconfig CEVT_TXX9
959229f773eSAtsushi Nemoto	bool
960229f773eSAtsushi Nemoto
961217dd11eSRalf Baechleconfig CSRC_BCM1480
962217dd11eSRalf Baechle	bool
963217dd11eSRalf Baechle
9644247417dSYoichi Yuasaconfig CSRC_IOASIC
9654247417dSYoichi Yuasa	bool
9664247417dSYoichi Yuasa
967940f6b48SRalf Baechleconfig CSRC_R4K
968940f6b48SRalf Baechle	bool
969940f6b48SRalf Baechle
970217dd11eSRalf Baechleconfig CSRC_SB1250
971217dd11eSRalf Baechle	bool
972217dd11eSRalf Baechle
973a9aec7feSAtsushi Nemotoconfig GPIO_TXX9
9747444a72eSMichael Buesch	select ARCH_REQUIRE_GPIOLIB
975a9aec7feSAtsushi Nemoto	bool
976a9aec7feSAtsushi Nemoto
9770e2794b0SRalf Baechleconfig FW_CFE
978df78b5c8SAurelien Jarno	bool
979df78b5c8SAurelien Jarno
9804bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT
9814bafad92SFUJITA Tomonori	def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT
9824bafad92SFUJITA Tomonori
983885014bcSFelix Fietkauconfig DMA_MAYBE_COHERENT
984885014bcSFelix Fietkau	select DMA_NONCOHERENT
985885014bcSFelix Fietkau	bool
986885014bcSFelix Fietkau
9871da177e4SLinus Torvaldsconfig DMA_COHERENT
9881da177e4SLinus Torvalds	bool
9891da177e4SLinus Torvalds
9901da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
9911da177e4SLinus Torvalds	bool
992e1e02b32SFUJITA Tomonori	select NEED_DMA_MAP_STATE
9934ce588cdSRalf Baechle
994e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE
9954ce588cdSRalf Baechle	bool
9961da177e4SLinus Torvalds
99736a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
9981da177e4SLinus Torvalds	bool
9991da177e4SLinus Torvalds
1000dbb74540SRalf Baechleconfig HOTPLUG_CPU
10011b2bc75cSRalf Baechle	bool "Support for hot-pluggable CPUs"
100240b31360SStephen Rothwell	depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
10031b2bc75cSRalf Baechle	help
10041b2bc75cSRalf Baechle	  Say Y here to allow turning CPUs off and on. CPUs can be
10051b2bc75cSRalf Baechle	  controlled through /sys/devices/system/cpu.
10061b2bc75cSRalf Baechle	  (Note: power management support will enable this option
10071b2bc75cSRalf Baechle	    automatically on SMP systems. )
10081b2bc75cSRalf Baechle	  Say N if you want to disable CPU hotplug.
10091b2bc75cSRalf Baechle
10101b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU
1011dbb74540SRalf Baechle	bool
1012dbb74540SRalf Baechle
10131da177e4SLinus Torvaldsconfig I8259
10141da177e4SLinus Torvalds	bool
1015079a4601SAndrew Bresticker	select IRQ_DOMAIN
10161da177e4SLinus Torvalds
10171da177e4SLinus Torvaldsconfig MIPS_BONITO64
10181da177e4SLinus Torvalds	bool
10191da177e4SLinus Torvalds
10201da177e4SLinus Torvaldsconfig MIPS_MSC
10211da177e4SLinus Torvalds	bool
10221da177e4SLinus Torvalds
10231f21d2bdSBrian Murphyconfig MIPS_NILE4
10241f21d2bdSBrian Murphy	bool
10251f21d2bdSBrian Murphy
102639b8d525SRalf Baechleconfig SYNC_R4K
102739b8d525SRalf Baechle	bool
102839b8d525SRalf Baechle
1029487d70d0SGabor Juhosconfig MIPS_MACHINE
1030487d70d0SGabor Juhos	def_bool n
1031487d70d0SGabor Juhos
1032ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP
1033d388d685SMaciej W. Rozycki	def_bool n
1034d388d685SMaciej W. Rozycki
10358313da30SRalf Baechleconfig GENERIC_ISA_DMA
10368313da30SRalf Baechle	bool
10378313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1038a35bee8aSNamhyung Kim	select ISA_DMA_API
10398313da30SRalf Baechle
1040aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
1041aa414dffSRalf Baechle	bool
10428313da30SRalf Baechle	select GENERIC_ISA_DMA
1043aa414dffSRalf Baechle
1044a35bee8aSNamhyung Kimconfig ISA_DMA_API
1045a35bee8aSNamhyung Kim	bool
1046a35bee8aSNamhyung Kim
1047465aaed0SDavid Daneyconfig HOLES_IN_ZONE
1048465aaed0SDavid Daney	bool
1049465aaed0SDavid Daney
10505e83d430SRalf Baechle#
10516b2aac42SMasanari Iida# Endianness selection.  Sufficiently obscure so many users don't know what to
10525e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
10535e83d430SRalf Baechle# choice statement should be more obvious to the user.
10545e83d430SRalf Baechle#
10555e83d430SRalf Baechlechoice
10566b2aac42SMasanari Iida	prompt "Endianness selection"
10571da177e4SLinus Torvalds	help
10581da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
10595e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
10603cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
10615e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
10623dde6ad8SDavid Sterba	  one or the other endianness.
10635e83d430SRalf Baechle
10645e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
10655e83d430SRalf Baechle	bool "Big endian"
10665e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
10675e83d430SRalf Baechle
10685e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
10695e83d430SRalf Baechle	bool "Little endian"
10705e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
10715e83d430SRalf Baechle
10725e83d430SRalf Baechleendchoice
10735e83d430SRalf Baechle
107422b0763aSDavid Daneyconfig EXPORT_UASM
107522b0763aSDavid Daney	bool
107622b0763aSDavid Daney
10772116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
10782116245eSRalf Baechle	bool
10792116245eSRalf Baechle
10805e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
10815e83d430SRalf Baechle	bool
10825e83d430SRalf Baechle
10835e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
10845e83d430SRalf Baechle	bool
10851da177e4SLinus Torvalds
10869cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS
10879cffd154SDavid Daney	bool
10889cffd154SDavid Daney	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
10899cffd154SDavid Daney	default y
10909cffd154SDavid Daney
1091aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT
1092aa1762f4SDavid Daney	def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1093aa1762f4SDavid Daney
10941da177e4SLinus Torvaldsconfig IRQ_CPU
10951da177e4SLinus Torvalds	bool
10960f84c305SAndrew Bresticker	select IRQ_DOMAIN
10971da177e4SLinus Torvalds
10981da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
10991da177e4SLinus Torvalds	bool
11001da177e4SLinus Torvalds
11019267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
11029267a30dSMarc St-Jean	bool
11039267a30dSMarc St-Jean
11049267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
11059267a30dSMarc St-Jean	bool
11069267a30dSMarc St-Jean
11078420fd00SAtsushi Nemotoconfig IRQ_TXX9
11088420fd00SAtsushi Nemoto	bool
11098420fd00SAtsushi Nemoto
1110d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
1111d5ab1a69SYoichi Yuasa	bool
1112d5ab1a69SYoichi Yuasa
1113252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
11141da177e4SLinus Torvalds	bool
11151da177e4SLinus Torvalds
11169267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
11179267a30dSMarc St-Jean	bool
11189267a30dSMarc St-Jean
1119a83860c2SRalf Baechleconfig SOC_EMMA2RH
1120a83860c2SRalf Baechle	bool
1121a83860c2SRalf Baechle	select CEVT_R4K
1122a83860c2SRalf Baechle	select CSRC_R4K
1123a83860c2SRalf Baechle	select DMA_NONCOHERENT
1124a83860c2SRalf Baechle	select IRQ_CPU
1125a83860c2SRalf Baechle	select SWAP_IO_SPACE
1126a83860c2SRalf Baechle	select SYS_HAS_CPU_R5500
1127a83860c2SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1128a83860c2SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
1129a83860c2SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
1130a83860c2SRalf Baechle
1131edb6310aSDaniel Lairdconfig SOC_PNX833X
1132edb6310aSDaniel Laird	bool
1133edb6310aSDaniel Laird	select CEVT_R4K
1134edb6310aSDaniel Laird	select CSRC_R4K
1135edb6310aSDaniel Laird	select IRQ_CPU
1136edb6310aSDaniel Laird	select DMA_NONCOHERENT
1137edb6310aSDaniel Laird	select SYS_HAS_CPU_MIPS32_R2
1138edb6310aSDaniel Laird	select SYS_SUPPORTS_32BIT_KERNEL
1139edb6310aSDaniel Laird	select SYS_SUPPORTS_LITTLE_ENDIAN
1140edb6310aSDaniel Laird	select SYS_SUPPORTS_BIG_ENDIAN
1141377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
1142edb6310aSDaniel Laird	select CPU_MIPSR2_IRQ_VI
1143edb6310aSDaniel Laird
1144edb6310aSDaniel Lairdconfig SOC_PNX8335
1145edb6310aSDaniel Laird	bool
1146edb6310aSDaniel Laird	select SOC_PNX833X
1147edb6310aSDaniel Laird
11481da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
11491da177e4SLinus Torvalds	bool
11501da177e4SLinus Torvalds
1151e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
1152e2defae5SThomas Bogendoerfer	bool
1153e2defae5SThomas Bogendoerfer
11545b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2
11555b438c44SThomas Bogendoerfer	bool
11565b438c44SThomas Bogendoerfer
1157e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
1158e2defae5SThomas Bogendoerfer	bool
1159e2defae5SThomas Bogendoerfer
1160e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
1161e2defae5SThomas Bogendoerfer	bool
1162e2defae5SThomas Bogendoerfer
1163e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
1164e2defae5SThomas Bogendoerfer	bool
1165e2defae5SThomas Bogendoerfer
1166e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
1167e2defae5SThomas Bogendoerfer	bool
1168e2defae5SThomas Bogendoerfer
1169e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1170e2defae5SThomas Bogendoerfer	bool
1171e2defae5SThomas Bogendoerfer
11720e2794b0SRalf Baechleconfig FW_ARC32
11735e83d430SRalf Baechle	bool
11745e83d430SRalf Baechle
1175aaa9fad3SPaul Bolleconfig FW_SNIPROM
1176231a35d3SThomas Bogendoerfer	bool
1177231a35d3SThomas Bogendoerfer
11781da177e4SLinus Torvaldsconfig BOOT_ELF32
11791da177e4SLinus Torvalds	bool
11801da177e4SLinus Torvalds
1181930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_4
1182930beb5aSFlorian Fainelli	bool
1183930beb5aSFlorian Fainelli
1184930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_5
1185930beb5aSFlorian Fainelli	bool
1186930beb5aSFlorian Fainelli
1187930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_6
1188930beb5aSFlorian Fainelli	bool
1189930beb5aSFlorian Fainelli
1190930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_7
1191930beb5aSFlorian Fainelli	bool
1192930beb5aSFlorian Fainelli
11931da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
11941da177e4SLinus Torvalds	int
1195a4c0201eSFlorian Fainelli	default "4" if MIPS_L1_CACHE_SHIFT_4
1196a4c0201eSFlorian Fainelli	default "5" if MIPS_L1_CACHE_SHIFT_5
1197a4c0201eSFlorian Fainelli	default "6" if MIPS_L1_CACHE_SHIFT_6
1198a4c0201eSFlorian Fainelli	default "7" if MIPS_L1_CACHE_SHIFT_7
11991da177e4SLinus Torvalds	default "5"
12001da177e4SLinus Torvalds
12011da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
12021da177e4SLinus Torvalds	bool
12031da177e4SLinus Torvalds
12041da177e4SLinus Torvaldsconfig ARC_CONSOLE
12051da177e4SLinus Torvalds	bool "ARC console support"
1206e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
12071da177e4SLinus Torvalds
12081da177e4SLinus Torvaldsconfig ARC_MEMORY
12091da177e4SLinus Torvalds	bool
121014b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
12111da177e4SLinus Torvalds	default y
12121da177e4SLinus Torvalds
12131da177e4SLinus Torvaldsconfig ARC_PROMLIB
12141da177e4SLinus Torvalds	bool
1215e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
12161da177e4SLinus Torvalds	default y
12171da177e4SLinus Torvalds
12180e2794b0SRalf Baechleconfig FW_ARC64
12191da177e4SLinus Torvalds	bool
12201da177e4SLinus Torvalds
12211da177e4SLinus Torvaldsconfig BOOT_ELF64
12221da177e4SLinus Torvalds	bool
12231da177e4SLinus Torvalds
12241da177e4SLinus Torvaldsmenu "CPU selection"
12251da177e4SLinus Torvalds
12261da177e4SLinus Torvaldschoice
12271da177e4SLinus Torvalds	prompt "CPU type"
12281da177e4SLinus Torvalds	default CPU_R4X00
12291da177e4SLinus Torvalds
12300e476d91SHuacai Chenconfig CPU_LOONGSON3
12310e476d91SHuacai Chen	bool "Loongson 3 CPU"
12320e476d91SHuacai Chen	depends on SYS_HAS_CPU_LOONGSON3
12330e476d91SHuacai Chen	select CPU_SUPPORTS_64BIT_KERNEL
12340e476d91SHuacai Chen	select CPU_SUPPORTS_HIGHMEM
12350e476d91SHuacai Chen	select CPU_SUPPORTS_HUGEPAGES
12360e476d91SHuacai Chen	select WEAK_ORDERING
12370e476d91SHuacai Chen	select WEAK_REORDERING_BEYOND_LLSC
12380e476d91SHuacai Chen	help
12390e476d91SHuacai Chen		The Loongson 3 processor implements the MIPS64R2 instruction
12400e476d91SHuacai Chen		set with many extensions.
12410e476d91SHuacai Chen
12423702bba5SWu Zhangjinconfig CPU_LOONGSON2E
12433702bba5SWu Zhangjin	bool "Loongson 2E"
12443702bba5SWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2E
12453702bba5SWu Zhangjin	select CPU_LOONGSON2
12462a21c730SFuxin Zhang	help
12472a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
12482a21c730SFuxin Zhang	  with many extensions.
12492a21c730SFuxin Zhang
125025985edcSLucas De Marchi	  It has an internal FPGA northbridge, which is compatible to
12516f7a251aSWu Zhangjin	  bonito64.
12526f7a251aSWu Zhangjin
12536f7a251aSWu Zhangjinconfig CPU_LOONGSON2F
12546f7a251aSWu Zhangjin	bool "Loongson 2F"
12556f7a251aSWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2F
12566f7a251aSWu Zhangjin	select CPU_LOONGSON2
1257c197da91SArnaud Patard	select ARCH_REQUIRE_GPIOLIB
12586f7a251aSWu Zhangjin	help
12596f7a251aSWu Zhangjin	  The Loongson 2F processor implements the MIPS III instruction set
12606f7a251aSWu Zhangjin	  with many extensions.
12616f7a251aSWu Zhangjin
12626f7a251aSWu Zhangjin	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
12636f7a251aSWu Zhangjin	  have a similar programming interface with FPGA northbridge used in
12646f7a251aSWu Zhangjin	  Loongson2E.
12656f7a251aSWu Zhangjin
1266ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B
1267ca585cf9SKelvin Cheung	bool "Loongson 1B"
1268ca585cf9SKelvin Cheung	depends on SYS_HAS_CPU_LOONGSON1B
1269ca585cf9SKelvin Cheung	select CPU_LOONGSON1
1270ca585cf9SKelvin Cheung	help
1271ca585cf9SKelvin Cheung	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1272ca585cf9SKelvin Cheung	  release 2 instruction set.
1273ca585cf9SKelvin Cheung
12746e760c8dSRalf Baechleconfig CPU_MIPS32_R1
12756e760c8dSRalf Baechle	bool "MIPS32 Release 1"
12767cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
12776e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1278797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1279ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12806e760c8dSRalf Baechle	help
12815e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
12821e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
12831e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
12841e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
12851e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
12861e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
12871e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
12881e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
12891e5f1caaSRalf Baechle	  performance.
12901e5f1caaSRalf Baechle
12911e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
12921e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
12937cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
12941e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1295797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1296ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1297a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
12982235a54dSSanjay Lal	select HAVE_KVM
12991e5f1caaSRalf Baechle	help
13005e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
13016e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
13026e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
13036e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13046e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
13051da177e4SLinus Torvalds
13066e760c8dSRalf Baechleconfig CPU_MIPS64_R1
13076e760c8dSRalf Baechle	bool "MIPS64 Release 1"
13087cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1309797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1310ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1311ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1312ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13139cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
13146e760c8dSRalf Baechle	help
13156e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
13166e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
13176e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
13186e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13196e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
13201e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
13211e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
13221e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
13231e5f1caaSRalf Baechle	  performance.
13241e5f1caaSRalf Baechle
13251e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
13261e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
13277cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1328797798c1SRalf Baechle	select CPU_HAS_PREFETCH
13291e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
13301e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1331ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13329cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1333a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
13341e5f1caaSRalf Baechle	help
13351e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
13361e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
13371e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
13381e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
13391e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
13401da177e4SLinus Torvalds
13411da177e4SLinus Torvaldsconfig CPU_R3000
13421da177e4SLinus Torvalds	bool "R3000"
13437cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1344f7062ddbSRalf Baechle	select CPU_HAS_WB
1345ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1346797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13471da177e4SLinus Torvalds	help
13481da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
13491da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
13501da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
13511da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
13521da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
13531da177e4SLinus Torvalds	  try to recompile with R3000.
13541da177e4SLinus Torvalds
13551da177e4SLinus Torvaldsconfig CPU_TX39XX
13561da177e4SLinus Torvalds	bool "R39XX"
13577cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1358ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
13591da177e4SLinus Torvalds
13601da177e4SLinus Torvaldsconfig CPU_VR41XX
13611da177e4SLinus Torvalds	bool "R41xx"
13627cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1363ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1364ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13651da177e4SLinus Torvalds	help
13665e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
13671da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
13681da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
13691da177e4SLinus Torvalds	  processor or vice versa.
13701da177e4SLinus Torvalds
13711da177e4SLinus Torvaldsconfig CPU_R4300
13721da177e4SLinus Torvalds	bool "R4300"
13737cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1374ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1375ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13761da177e4SLinus Torvalds	help
13771da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
13781da177e4SLinus Torvalds
13791da177e4SLinus Torvaldsconfig CPU_R4X00
13801da177e4SLinus Torvalds	bool "R4x00"
13817cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1382ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1383ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1384970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13851da177e4SLinus Torvalds	help
13861da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
13871da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
13881da177e4SLinus Torvalds
13891da177e4SLinus Torvaldsconfig CPU_TX49XX
13901da177e4SLinus Torvalds	bool "R49XX"
13917cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1392de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1393ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1394ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1395970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13961da177e4SLinus Torvalds
13971da177e4SLinus Torvaldsconfig CPU_R5000
13981da177e4SLinus Torvalds	bool "R5000"
13997cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1400ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1401ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1402970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14031da177e4SLinus Torvalds	help
14041da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
14051da177e4SLinus Torvalds
14061da177e4SLinus Torvaldsconfig CPU_R5432
14071da177e4SLinus Torvalds	bool "R5432"
14087cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
14095e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
14105e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1411970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14121da177e4SLinus Torvalds
1413542c1020SShinya Kuribayashiconfig CPU_R5500
1414542c1020SShinya Kuribayashi	bool "R5500"
1415542c1020SShinya Kuribayashi	depends on SYS_HAS_CPU_R5500
1416542c1020SShinya Kuribayashi	select CPU_SUPPORTS_32BIT_KERNEL
1417542c1020SShinya Kuribayashi	select CPU_SUPPORTS_64BIT_KERNEL
14189cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1419542c1020SShinya Kuribayashi	help
1420542c1020SShinya Kuribayashi	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1421542c1020SShinya Kuribayashi	  instruction set.
1422542c1020SShinya Kuribayashi
14231da177e4SLinus Torvaldsconfig CPU_R6000
14241da177e4SLinus Torvalds	bool "R6000"
14257cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1426ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
14271da177e4SLinus Torvalds	help
14281da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1429c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
14301da177e4SLinus Torvalds
14311da177e4SLinus Torvaldsconfig CPU_NEVADA
14321da177e4SLinus Torvalds	bool "RM52xx"
14337cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1434ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1435ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1436970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14371da177e4SLinus Torvalds	help
14381da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
14391da177e4SLinus Torvalds
14401da177e4SLinus Torvaldsconfig CPU_R8000
14411da177e4SLinus Torvalds	bool "R8000"
14427cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
14435e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1444ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
14451da177e4SLinus Torvalds	help
14461da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
14471da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
14481da177e4SLinus Torvalds
14491da177e4SLinus Torvaldsconfig CPU_R10000
14501da177e4SLinus Torvalds	bool "R10000"
14517cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
14525e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1453ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1454ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1455797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1456970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14571da177e4SLinus Torvalds	help
14581da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
14591da177e4SLinus Torvalds
14601da177e4SLinus Torvaldsconfig CPU_RM7000
14611da177e4SLinus Torvalds	bool "RM7000"
14627cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
14635e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1464ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1465ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1466797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1467970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14681da177e4SLinus Torvalds
14691da177e4SLinus Torvaldsconfig CPU_SB1
14701da177e4SLinus Torvalds	bool "SB1"
14717cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1472ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1473ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1474797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1475970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14760004a9dfSRalf Baechle	select WEAK_ORDERING
14771da177e4SLinus Torvalds
1478a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON
1479a86c7f72SDavid Daney	bool "Cavium Octeon processor"
14805e683389SDavid Daney	depends on SYS_HAS_CPU_CAVIUM_OCTEON
1481a86c7f72SDavid Daney	select CPU_HAS_PREFETCH
1482a86c7f72SDavid Daney	select CPU_SUPPORTS_64BIT_KERNEL
1483a86c7f72SDavid Daney	select WEAK_ORDERING
1484a86c7f72SDavid Daney	select CPU_SUPPORTS_HIGHMEM
14859cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
14869296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
1487930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
1488a86c7f72SDavid Daney	help
1489a86c7f72SDavid Daney	  The Cavium Octeon processor is a highly integrated chip containing
1490a86c7f72SDavid Daney	  many ethernet hardware widgets for networking tasks. The processor
1491a86c7f72SDavid Daney	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1492a86c7f72SDavid Daney	  Full details can be found at http://www.caviumnetworks.com.
1493a86c7f72SDavid Daney
1494cd746249SJonas Gorskiconfig CPU_BMIPS
1495cd746249SJonas Gorski	bool "Broadcom BMIPS"
1496cd746249SJonas Gorski	depends on SYS_HAS_CPU_BMIPS
1497cd746249SJonas Gorski	select CPU_MIPS32
1498fe7f62c0SJonas Gorski	select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1499cd746249SJonas Gorski	select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1500cd746249SJonas Gorski	select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1501cd746249SJonas Gorski	select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1502cd746249SJonas Gorski	select CPU_SUPPORTS_32BIT_KERNEL
1503cd746249SJonas Gorski	select DMA_NONCOHERENT
1504cd746249SJonas Gorski	select IRQ_CPU
1505cd746249SJonas Gorski	select SWAP_IO_SPACE
1506cd746249SJonas Gorski	select WEAK_ORDERING
1507c1c0c461SKevin Cernekee	select CPU_SUPPORTS_HIGHMEM
150869aaf9c8SJonas Gorski	select CPU_HAS_PREFETCH
1509c1c0c461SKevin Cernekee	help
1510fe7f62c0SJonas Gorski	  Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1511c1c0c461SKevin Cernekee
15127f058e85SJayachandran Cconfig CPU_XLR
15137f058e85SJayachandran C	bool "Netlogic XLR SoC"
15147f058e85SJayachandran C	depends on SYS_HAS_CPU_XLR
15157f058e85SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
15167f058e85SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
15177f058e85SJayachandran C	select CPU_SUPPORTS_HIGHMEM
1518970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15197f058e85SJayachandran C	select WEAK_ORDERING
15207f058e85SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
15217f058e85SJayachandran C	help
15227f058e85SJayachandran C	  Netlogic Microsystems XLR/XLS processors.
15231c773ea4SJayachandran C
15241c773ea4SJayachandran Cconfig CPU_XLP
15251c773ea4SJayachandran C	bool "Netlogic XLP SoC"
15261c773ea4SJayachandran C	depends on SYS_HAS_CPU_XLP
15271c773ea4SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
15281c773ea4SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
15291c773ea4SJayachandran C	select CPU_SUPPORTS_HIGHMEM
15301c773ea4SJayachandran C	select WEAK_ORDERING
15311c773ea4SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
15321c773ea4SJayachandran C	select CPU_HAS_PREFETCH
1533d6504846SJayachandran C	select CPU_MIPSR2
15341c773ea4SJayachandran C	help
15351c773ea4SJayachandran C	  Netlogic Microsystems XLP processors.
15361da177e4SLinus Torvaldsendchoice
15371da177e4SLinus Torvalds
1538a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_FEATURES
1539a6e18781SLeonid Yegoshin	bool "MIPS32 Release 3.5 Features"
1540a6e18781SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS32_R3_5
1541a6e18781SLeonid Yegoshin	depends on CPU_MIPS32_R2
1542a6e18781SLeonid Yegoshin	help
1543a6e18781SLeonid Yegoshin	  Choose this option to build a kernel for release 2 or later of the
1544a6e18781SLeonid Yegoshin	  MIPS32 architecture including features from the 3.5 release such as
1545a6e18781SLeonid Yegoshin	  support for Enhanced Virtual Addressing (EVA).
1546a6e18781SLeonid Yegoshin
1547a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_EVA
1548a6e18781SLeonid Yegoshin	bool "Enhanced Virtual Addressing (EVA)"
1549a6e18781SLeonid Yegoshin	depends on CPU_MIPS32_3_5_FEATURES
1550a6e18781SLeonid Yegoshin	select EVA
1551a6e18781SLeonid Yegoshin	default y
1552a6e18781SLeonid Yegoshin	help
1553a6e18781SLeonid Yegoshin	  Choose this option if you want to enable the Enhanced Virtual
1554a6e18781SLeonid Yegoshin	  Addressing (EVA) on your MIPS32 core (such as proAptiv).
1555a6e18781SLeonid Yegoshin	  One of its primary benefits is an increase in the maximum size
1556a6e18781SLeonid Yegoshin	  of lowmem (up to 3GB). If unsure, say 'N' here.
1557a6e18781SLeonid Yegoshin
1558622844bfSWu Zhangjinif CPU_LOONGSON2F
1559622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS
1560622844bfSWu Zhangjin	bool
1561622844bfSWu Zhangjin
1562622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS
1563622844bfSWu Zhangjin	bool
1564622844bfSWu Zhangjin
1565622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS
1566622844bfSWu Zhangjin	bool "Loongson 2F Workarounds"
1567622844bfSWu Zhangjin	default y
1568622844bfSWu Zhangjin	select CPU_NOP_WORKAROUNDS
1569622844bfSWu Zhangjin	select CPU_JUMP_WORKAROUNDS
1570622844bfSWu Zhangjin	help
1571622844bfSWu Zhangjin	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1572622844bfSWu Zhangjin	  require workarounds.  Without workarounds the system may hang
1573622844bfSWu Zhangjin	  unexpectedly.  For more information please refer to the gas
1574622844bfSWu Zhangjin	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1575622844bfSWu Zhangjin
1576622844bfSWu Zhangjin	  Loongson 2F03 and later have fixed these issues and no workarounds
1577622844bfSWu Zhangjin	  are needed.  The workarounds have no significant side effect on them
1578622844bfSWu Zhangjin	  but may decrease the performance of the system so this option should
1579622844bfSWu Zhangjin	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
1580622844bfSWu Zhangjin	  systems.
1581622844bfSWu Zhangjin
1582622844bfSWu Zhangjin	  If unsure, please say Y.
1583622844bfSWu Zhangjinendif # CPU_LOONGSON2F
1584622844bfSWu Zhangjin
15851b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT
15861b93b3c3SWu Zhangjin	bool
15871b93b3c3SWu Zhangjin	select HAVE_KERNEL_GZIP
15881b93b3c3SWu Zhangjin	select HAVE_KERNEL_BZIP2
158931c4867dSFlorian Fainelli	select HAVE_KERNEL_LZ4
15901b93b3c3SWu Zhangjin	select HAVE_KERNEL_LZMA
1591fe1d45e0SWu Zhangjin	select HAVE_KERNEL_LZO
15924e23eb63SFlorian Fainelli	select HAVE_KERNEL_XZ
15931b93b3c3SWu Zhangjin
15941b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550
15951b93b3c3SWu Zhangjin	bool
15961b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
15971b93b3c3SWu Zhangjin
15983702bba5SWu Zhangjinconfig CPU_LOONGSON2
15993702bba5SWu Zhangjin	bool
16003702bba5SWu Zhangjin	select CPU_SUPPORTS_32BIT_KERNEL
16013702bba5SWu Zhangjin	select CPU_SUPPORTS_64BIT_KERNEL
16023702bba5SWu Zhangjin	select CPU_SUPPORTS_HIGHMEM
1603970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
16043702bba5SWu Zhangjin
1605ca585cf9SKelvin Cheungconfig CPU_LOONGSON1
1606ca585cf9SKelvin Cheung	bool
1607ca585cf9SKelvin Cheung	select CPU_MIPS32
1608ca585cf9SKelvin Cheung	select CPU_MIPSR2
1609ca585cf9SKelvin Cheung	select CPU_HAS_PREFETCH
1610ca585cf9SKelvin Cheung	select CPU_SUPPORTS_32BIT_KERNEL
1611ca585cf9SKelvin Cheung	select CPU_SUPPORTS_HIGHMEM
1612f29ad10dSKelvin Cheung	select CPU_SUPPORTS_CPUFREQ
1613ca585cf9SKelvin Cheung
1614fe7f62c0SJonas Gorskiconfig CPU_BMIPS32_3300
161504fa8bf7SJonas Gorski	select SMP_UP if SMP
16161bbb6c1bSKevin Cernekee	bool
1617cd746249SJonas Gorski
1618cd746249SJonas Gorskiconfig CPU_BMIPS4350
1619cd746249SJonas Gorski	bool
1620cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1621cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1622cd746249SJonas Gorski
1623cd746249SJonas Gorskiconfig CPU_BMIPS4380
1624cd746249SJonas Gorski	bool
1625bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
1626cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1627cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1628cd746249SJonas Gorski
1629cd746249SJonas Gorskiconfig CPU_BMIPS5000
1630cd746249SJonas Gorski	bool
1631cd746249SJonas Gorski	select MIPS_CPU_SCACHE
1632bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_7
1633cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1634cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
16351bbb6c1bSKevin Cernekee
16360e476d91SHuacai Chenconfig SYS_HAS_CPU_LOONGSON3
16370e476d91SHuacai Chen	bool
16380e476d91SHuacai Chen	select CPU_SUPPORTS_CPUFREQ
16390e476d91SHuacai Chen
16403702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E
16412a21c730SFuxin Zhang	bool
16422a21c730SFuxin Zhang
16436f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F
16446f7a251aSWu Zhangjin	bool
164555045ff5SWu Zhangjin	select CPU_SUPPORTS_CPUFREQ
164655045ff5SWu Zhangjin	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
164722f1fdfdSWu Zhangjin	select CPU_SUPPORTS_UNCACHED_ACCELERATED
16486f7a251aSWu Zhangjin
1649ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B
1650ca585cf9SKelvin Cheung	bool
1651ca585cf9SKelvin Cheung
16527cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
16537cf8053bSRalf Baechle	bool
16547cf8053bSRalf Baechle
16557cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
16567cf8053bSRalf Baechle	bool
16577cf8053bSRalf Baechle
1658a6e18781SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS32_R3_5
1659a6e18781SLeonid Yegoshin	bool
1660a6e18781SLeonid Yegoshin
16617cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
16627cf8053bSRalf Baechle	bool
16637cf8053bSRalf Baechle
16647cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
16657cf8053bSRalf Baechle	bool
16667cf8053bSRalf Baechle
16677cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
16687cf8053bSRalf Baechle	bool
16697cf8053bSRalf Baechle
16707cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
16717cf8053bSRalf Baechle	bool
16727cf8053bSRalf Baechle
16737cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
16747cf8053bSRalf Baechle	bool
16757cf8053bSRalf Baechle
16767cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
16777cf8053bSRalf Baechle	bool
16787cf8053bSRalf Baechle
16797cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
16807cf8053bSRalf Baechle	bool
16817cf8053bSRalf Baechle
16827cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
16837cf8053bSRalf Baechle	bool
16847cf8053bSRalf Baechle
16857cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
16867cf8053bSRalf Baechle	bool
16877cf8053bSRalf Baechle
16887cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
16897cf8053bSRalf Baechle	bool
16907cf8053bSRalf Baechle
1691542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500
1692542c1020SShinya Kuribayashi	bool
1693542c1020SShinya Kuribayashi
16947cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
16957cf8053bSRalf Baechle	bool
16967cf8053bSRalf Baechle
16977cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
16987cf8053bSRalf Baechle	bool
16997cf8053bSRalf Baechle
17007cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
17017cf8053bSRalf Baechle	bool
17027cf8053bSRalf Baechle
17037cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
17047cf8053bSRalf Baechle	bool
17057cf8053bSRalf Baechle
17067cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
17077cf8053bSRalf Baechle	bool
17087cf8053bSRalf Baechle
17097cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
17107cf8053bSRalf Baechle	bool
17117cf8053bSRalf Baechle
17125e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON
17135e683389SDavid Daney	bool
17145e683389SDavid Daney
1715cd746249SJonas Gorskiconfig SYS_HAS_CPU_BMIPS
1716c1c0c461SKevin Cernekee	bool
1717c1c0c461SKevin Cernekee
1718fe7f62c0SJonas Gorskiconfig SYS_HAS_CPU_BMIPS32_3300
1719c1c0c461SKevin Cernekee	bool
1720cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1721c1c0c461SKevin Cernekee
1722c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350
1723c1c0c461SKevin Cernekee	bool
1724cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1725c1c0c461SKevin Cernekee
1726c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380
1727c1c0c461SKevin Cernekee	bool
1728cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1729c1c0c461SKevin Cernekee
1730c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000
1731c1c0c461SKevin Cernekee	bool
1732cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1733c1c0c461SKevin Cernekee
17347f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR
17357f058e85SJayachandran C	bool
17367f058e85SJayachandran C
17371c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP
17381c773ea4SJayachandran C	bool
17391c773ea4SJayachandran C
1740b6911bbaSPaul Burtonconfig MIPS_MALTA_PM
1741b6911bbaSPaul Burton	depends on MIPS_MALTA
1742b6911bbaSPaul Burton	depends on PCI
1743b6911bbaSPaul Burton	bool
1744b6911bbaSPaul Burton	default y
1745b6911bbaSPaul Burton
174617099b11SRalf Baechle#
174717099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
174817099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
174917099b11SRalf Baechle#
17500004a9dfSRalf Baechleconfig WEAK_ORDERING
17510004a9dfSRalf Baechle	bool
175217099b11SRalf Baechle
175317099b11SRalf Baechle#
175417099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
175517099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
175617099b11SRalf Baechle#
175717099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
175817099b11SRalf Baechle	bool
17595e83d430SRalf Baechleendmenu
17605e83d430SRalf Baechle
17615e83d430SRalf Baechle#
17625e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
17635e83d430SRalf Baechle#
17645e83d430SRalf Baechleconfig CPU_MIPS32
17655e83d430SRalf Baechle	bool
17665e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
17675e83d430SRalf Baechle
17685e83d430SRalf Baechleconfig CPU_MIPS64
17695e83d430SRalf Baechle	bool
17705e83d430SRalf Baechle	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
17715e83d430SRalf Baechle
17725e83d430SRalf Baechle#
1773c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
17745e83d430SRalf Baechle#
17755e83d430SRalf Baechleconfig CPU_MIPSR1
17765e83d430SRalf Baechle	bool
17775e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
17785e83d430SRalf Baechle
17795e83d430SRalf Baechleconfig CPU_MIPSR2
17805e83d430SRalf Baechle	bool
1781a86c7f72SDavid Daney	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
17825e83d430SRalf Baechle
1783a6e18781SLeonid Yegoshinconfig EVA
1784a6e18781SLeonid Yegoshin	bool
1785a6e18781SLeonid Yegoshin
17865e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
17875e83d430SRalf Baechle	bool
17885e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
17895e83d430SRalf Baechle	bool
17905e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
17915e83d430SRalf Baechle	bool
17925e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
17935e83d430SRalf Baechle	bool
179455045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ
179555045ff5SWu Zhangjin	bool
179655045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG
179755045ff5SWu Zhangjin	bool
17989cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES
17999cffd154SDavid Daney	bool
180022f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED
180122f1fdfdSWu Zhangjin	bool
180282622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT
180382622284SDavid Daney	bool
1804d6504846SJayachandran C	default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
18055e83d430SRalf Baechle
18068192c9eaSDavid Daney#
18078192c9eaSDavid Daney# Set to y for ptrace access to watch registers.
18088192c9eaSDavid Daney#
18098192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS
18108192c9eaSDavid Daney       bool
1811f839490aSDavid Daney       default y if CPU_MIPSR1 || CPU_MIPSR2
18128192c9eaSDavid Daney
18135e83d430SRalf Baechlemenu "Kernel type"
18145e83d430SRalf Baechle
18155e83d430SRalf Baechlechoice
18165e83d430SRalf Baechle	prompt "Kernel code model"
18175e83d430SRalf Baechle	help
18185e83d430SRalf Baechle	  You should only select this option if you have a workload that
18195e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
18205e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
18215e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
18225e83d430SRalf Baechle
18235e83d430SRalf Baechleconfig 32BIT
18245e83d430SRalf Baechle	bool "32-bit kernel"
18255e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
18265e83d430SRalf Baechle	select TRAD_SIGNALS
18275e83d430SRalf Baechle	help
18285e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
18295e83d430SRalf Baechleconfig 64BIT
18305e83d430SRalf Baechle	bool "64-bit kernel"
18315e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
18325e83d430SRalf Baechle	help
18335e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
18345e83d430SRalf Baechle
18355e83d430SRalf Baechleendchoice
18365e83d430SRalf Baechle
18372235a54dSSanjay Lalconfig KVM_GUEST
18382235a54dSSanjay Lal	bool "KVM Guest Kernel"
1839f2a5b1d7SJames Hogan	depends on BROKEN_ON_SMP
18402235a54dSSanjay Lal	help
18412235a54dSSanjay Lal	  Select this option if building a guest kernel for KVM (Trap & Emulate) mode
18422235a54dSSanjay Lal
1843eda3d33cSJames Hoganconfig KVM_GUEST_TIMER_FREQ
1844eda3d33cSJames Hogan	int "Count/Compare Timer Frequency (MHz)"
18452235a54dSSanjay Lal	depends on KVM_GUEST
1846eda3d33cSJames Hogan	default 100
18472235a54dSSanjay Lal	help
1848eda3d33cSJames Hogan	  Set this to non-zero if building a guest kernel for KVM to skip RTC
1849eda3d33cSJames Hogan	  emulation when determining guest CPU Frequency. Instead, the guest's
1850eda3d33cSJames Hogan	  timer frequency is specified directly.
18512235a54dSSanjay Lal
18521da177e4SLinus Torvaldschoice
18531da177e4SLinus Torvalds	prompt "Kernel page size"
18541da177e4SLinus Torvalds	default PAGE_SIZE_4KB
18551da177e4SLinus Torvalds
18561da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
18571da177e4SLinus Torvalds	bool "4kB"
18580e476d91SHuacai Chen	depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
18591da177e4SLinus Torvalds	help
18601da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
18611da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
18621da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
18631da177e4SLinus Torvalds	 recommended for low memory systems.
18641da177e4SLinus Torvalds
18651da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
18661da177e4SLinus Torvalds	bool "8kB"
18677d60717eSKees Cook	depends on CPU_R8000 || CPU_CAVIUM_OCTEON
18681da177e4SLinus Torvalds	help
18691da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
18701da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
1871c52399beSRalf Baechle	  only on R8000 and cnMIPS processors.  Note that you will need a
1872c52399beSRalf Baechle	  suitable Linux distribution to support this.
18731da177e4SLinus Torvalds
18741da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
18751da177e4SLinus Torvalds	bool "16kB"
1876714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
18771da177e4SLinus Torvalds	help
18781da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
18791da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
1880714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
1881714bfad6SRalf Baechle	  Linux distribution to support this.
18821da177e4SLinus Torvalds
1883c52399beSRalf Baechleconfig PAGE_SIZE_32KB
1884c52399beSRalf Baechle	bool "32kB"
1885c52399beSRalf Baechle	depends on CPU_CAVIUM_OCTEON
1886c52399beSRalf Baechle	help
1887c52399beSRalf Baechle	  Using 32kB page size will result in higher performance kernel at
1888c52399beSRalf Baechle	  the price of higher memory consumption.  This option is available
1889c52399beSRalf Baechle	  only on cnMIPS cores.  Note that you will need a suitable Linux
1890c52399beSRalf Baechle	  distribution to support this.
1891c52399beSRalf Baechle
18921da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
18931da177e4SLinus Torvalds	bool "64kB"
18947d60717eSKees Cook	depends on !CPU_R3000 && !CPU_TX39XX
18951da177e4SLinus Torvalds	help
18961da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
18971da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
18981da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
1899714bfad6SRalf Baechle	  writing this option is still high experimental.
19001da177e4SLinus Torvalds
19011da177e4SLinus Torvaldsendchoice
19021da177e4SLinus Torvalds
1903c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER
1904c9bace7cSDavid Daney	int "Maximum zone order"
1905e4362d1eSAlex Smith	range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
1906e4362d1eSAlex Smith	default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
1907e4362d1eSAlex Smith	range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
1908e4362d1eSAlex Smith	default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
1909e4362d1eSAlex Smith	range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
1910e4362d1eSAlex Smith	default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
1911c9bace7cSDavid Daney	range 11 64
1912c9bace7cSDavid Daney	default "11"
1913c9bace7cSDavid Daney	help
1914c9bace7cSDavid Daney	  The kernel memory allocator divides physically contiguous memory
1915c9bace7cSDavid Daney	  blocks into "zones", where each zone is a power of two number of
1916c9bace7cSDavid Daney	  pages.  This option selects the largest power of two that the kernel
1917c9bace7cSDavid Daney	  keeps in the memory allocator.  If you need to allocate very large
1918c9bace7cSDavid Daney	  blocks of physically contiguous memory, then you may need to
1919c9bace7cSDavid Daney	  increase this value.
1920c9bace7cSDavid Daney
1921c9bace7cSDavid Daney	  This config option is actually maximum order plus one. For example,
1922c9bace7cSDavid Daney	  a value of 11 means that the largest free memory block is 2^10 pages.
1923c9bace7cSDavid Daney
1924c9bace7cSDavid Daney	  The page size is not necessarily 4KB.  Keep this in mind
1925c9bace7cSDavid Daney	  when choosing a value for this option.
1926c9bace7cSDavid Daney
19271da177e4SLinus Torvaldsconfig BOARD_SCACHE
19281da177e4SLinus Torvalds	bool
19291da177e4SLinus Torvalds
19301da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
19311da177e4SLinus Torvalds	bool
19321da177e4SLinus Torvalds	select BOARD_SCACHE
19331da177e4SLinus Torvalds
19349318c51aSChris Dearman#
19359318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
19369318c51aSChris Dearman#
19379318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
19389318c51aSChris Dearman	bool
19399318c51aSChris Dearman	select BOARD_SCACHE
19409318c51aSChris Dearman
19411da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
19421da177e4SLinus Torvalds	bool
19431da177e4SLinus Torvalds	select BOARD_SCACHE
19441da177e4SLinus Torvalds
19451da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
19461da177e4SLinus Torvalds	bool
19471da177e4SLinus Torvalds	select BOARD_SCACHE
19481da177e4SLinus Torvalds
19491da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
19501da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
19511da177e4SLinus Torvalds	depends on CPU_SB1
19521da177e4SLinus Torvalds	help
19531da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
19541da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
19551da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
19561da177e4SLinus Torvalds
19571da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
1958c8094b53SRalf Baechle	bool
19591da177e4SLinus Torvalds
19603165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB
19613165c846SFlorian Fainelli	bool
19623165c846SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX)
19633165c846SFlorian Fainelli
196491405eb6SFlorian Fainelliconfig CPU_R4K_FPU
196591405eb6SFlorian Fainelli	bool
196691405eb6SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
196791405eb6SFlorian Fainelli
196862cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB
196962cedc4fSFlorian Fainelli	bool
197062cedc4fSFlorian Fainelli	default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
197162cedc4fSFlorian Fainelli
197259d6ab86SRalf Baechleconfig MIPS_MT_SMP
1973a92b7f87SMarkos Chandras	bool "MIPS MT SMP support (1 TC on each available VPE)"
197459d6ab86SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
197559d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
1976d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
1977c080faa5SSteven J. Hill	select SYNC_R4K
19780c2cb004SPaul Burton	select MIPS_GIC_IPI
197959d6ab86SRalf Baechle	select MIPS_MT
198059d6ab86SRalf Baechle	select SMP
198187353d8aSRalf Baechle	select SMP_UP
1982c080faa5SSteven J. Hill	select SYS_SUPPORTS_SMP
1983c080faa5SSteven J. Hill	select SYS_SUPPORTS_SCHED_SMT
1984399aaa25SAl Cooper	select MIPS_PERF_SHARED_TC_COUNTERS
198559d6ab86SRalf Baechle	help
1986c080faa5SSteven J. Hill	  This is a kernel model which is known as SMVP. This is supported
1987c080faa5SSteven J. Hill	  on cores with the MT ASE and uses the available VPEs to implement
1988c080faa5SSteven J. Hill	  virtual processors which supports SMP. This is equivalent to the
1989c080faa5SSteven J. Hill	  Intel Hyperthreading feature. For further information go to
1990c080faa5SSteven J. Hill	  <http://www.imgtec.com/mips/mips-multithreading.asp>.
199159d6ab86SRalf Baechle
1992f41ae0b2SRalf Baechleconfig MIPS_MT
1993f41ae0b2SRalf Baechle	bool
1994f41ae0b2SRalf Baechle
19950ab7aefcSRalf Baechleconfig SCHED_SMT
19960ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
19970ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
19980ab7aefcSRalf Baechle	default n
19990ab7aefcSRalf Baechle	help
20000ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
20010ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
20020ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
20030ab7aefcSRalf Baechle
20040ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
20050ab7aefcSRalf Baechle	bool
20060ab7aefcSRalf Baechle
2007f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
2008f41ae0b2SRalf Baechle	bool
2009f41ae0b2SRalf Baechle
2010f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
2011f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
2012f088fc84SRalf Baechle	default y
2013b633648cSRalf Baechle	depends on MIPS_MT_SMP
201407cc0c9eSRalf Baechle
201507cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
201607cc0c9eSRalf Baechle	bool "VPE loader support."
2017704e6460SMarkos Chandras	depends on SYS_SUPPORTS_MULTITHREADING && MODULES
201807cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
201907cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
202007cc0c9eSRalf Baechle	select MIPS_MT
202107cc0c9eSRalf Baechle	help
202207cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
202307cc0c9eSRalf Baechle	  onto another VPE and running it.
2024f088fc84SRalf Baechle
202517a1d523SDeng-Cheng Zhuconfig MIPS_VPE_LOADER_CMP
202617a1d523SDeng-Cheng Zhu	bool
202717a1d523SDeng-Cheng Zhu	default "y"
202817a1d523SDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && MIPS_CMP
202917a1d523SDeng-Cheng Zhu
20301a2a6d7eSDeng-Cheng Zhuconfig MIPS_VPE_LOADER_MT
20311a2a6d7eSDeng-Cheng Zhu	bool
20321a2a6d7eSDeng-Cheng Zhu	default "y"
20331a2a6d7eSDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && !MIPS_CMP
20341a2a6d7eSDeng-Cheng Zhu
2035e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
2036e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
2037e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
2038e01402b1SRalf Baechle	default y
2039e01402b1SRalf Baechle	help
2040e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
2041e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
2042e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
2043e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
2044e01402b1SRalf Baechle
2045e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
2046e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
2047e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
20485e83d430SRalf Baechle	help
2049e01402b1SRalf Baechle
2050da615cf6SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_CMP
2051da615cf6SDeng-Cheng Zhu	bool
2052da615cf6SDeng-Cheng Zhu	default "y"
2053da615cf6SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && MIPS_CMP
2054da615cf6SDeng-Cheng Zhu
20552c973ef0SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_MT
20562c973ef0SDeng-Cheng Zhu	bool
20572c973ef0SDeng-Cheng Zhu	default "y"
20582c973ef0SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && !MIPS_CMP
20592c973ef0SDeng-Cheng Zhu
20604a16ff4cSRalf Baechleconfig MIPS_CMP
20615cac93b3SPaul Burton	bool "MIPS CMP framework support (DEPRECATED)"
2062b633648cSRalf Baechle	depends on SYS_SUPPORTS_MIPS_CMP
206372e20142SPaul Burton	select MIPS_GIC_IPI
2064b10b43baSMarkos Chandras	select SMP
2065eb9b5141STim Anderson	select SYNC_R4K
2066b10b43baSMarkos Chandras	select SYS_SUPPORTS_SMP
20674a16ff4cSRalf Baechle	select WEAK_ORDERING
20684a16ff4cSRalf Baechle	default n
20694a16ff4cSRalf Baechle	help
2070044505c7SPaul Burton	  Select this if you are using a bootloader which implements the "CMP
2071044505c7SPaul Burton	  framework" protocol (ie. YAMON) and want your kernel to make use of
2072044505c7SPaul Burton	  its ability to start secondary CPUs.
20734a16ff4cSRalf Baechle
20745cac93b3SPaul Burton	  Unless you have a specific need, you should use CONFIG_MIPS_CPS
20755cac93b3SPaul Burton	  instead of this.
20765cac93b3SPaul Burton
20770ee958e1SPaul Burtonconfig MIPS_CPS
20780ee958e1SPaul Burton	bool "MIPS Coherent Processing System support"
20790ee958e1SPaul Burton	depends on SYS_SUPPORTS_MIPS_CPS
20800ee958e1SPaul Burton	select MIPS_CM
20810ee958e1SPaul Burton	select MIPS_CPC
20821d8f1f5aSPaul Burton	select MIPS_CPS_PM if HOTPLUG_CPU
20830ee958e1SPaul Burton	select MIPS_GIC_IPI
20840ee958e1SPaul Burton	select SMP
20850ee958e1SPaul Burton	select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
20861d8f1f5aSPaul Burton	select SYS_SUPPORTS_HOTPLUG_CPU
20870ee958e1SPaul Burton	select SYS_SUPPORTS_SMP
20880ee958e1SPaul Burton	select WEAK_ORDERING
20890ee958e1SPaul Burton	help
20900ee958e1SPaul Burton	  Select this if you wish to run an SMP kernel across multiple cores
20910ee958e1SPaul Burton	  within a MIPS Coherent Processing System. When this option is
20920ee958e1SPaul Burton	  enabled the kernel will probe for other cores and boot them with
20930ee958e1SPaul Burton	  no external assistance. It is safe to enable this when hardware
20940ee958e1SPaul Burton	  support is unavailable.
20950ee958e1SPaul Burton
20963179d37eSPaul Burtonconfig MIPS_CPS_PM
209739a59593SMarkos Chandras	depends on MIPS_CPS
2098a8b84677SPaul Burton	select MIPS_CPC
20993179d37eSPaul Burton	bool
21003179d37eSPaul Burton
210172e20142SPaul Burtonconfig MIPS_GIC_IPI
210272e20142SPaul Burton	bool
210372e20142SPaul Burton
21049f98f3ddSPaul Burtonconfig MIPS_CM
21059f98f3ddSPaul Burton	bool
21069f98f3ddSPaul Burton
21079c38cf44SPaul Burtonconfig MIPS_CPC
21089c38cf44SPaul Burton	bool
21092600990eSRalf Baechle
21101da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS
21111da177e4SLinus Torvalds	bool
21121da177e4SLinus Torvalds	depends on CPU_SB1_PASS_1
21131da177e4SLinus Torvalds	default y
21141da177e4SLinus Torvalds
21151da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
21161da177e4SLinus Torvalds	bool
21171da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
21181da177e4SLinus Torvalds	default y
21191da177e4SLinus Torvalds
21201da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
21211da177e4SLinus Torvalds	bool
21221da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
21231da177e4SLinus Torvalds	default y
21241da177e4SLinus Torvalds
21252235a54dSSanjay Lal
21261da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR
2127d806cb2bSRalf Baechle	bool
21281da177e4SLinus Torvalds
212960ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT
213060ec6571Spascal@pabr.org       def_bool 64BIT_PHYS_ADDR
213160ec6571Spascal@pabr.org
21329693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
21339693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
21349693a853SFranck Bui-Huu	bool "Support for the SmartMIPS ASE"
21359693a853SFranck Bui-Huu	help
21369693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
21379693a853SFranck Bui-Huu	  increased security at both hardware and software level for
21389693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
21399693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
21409693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
21419693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
21429693a853SFranck Bui-Huu	  here.
21439693a853SFranck Bui-Huu
2144bce86083SSteven J. Hillconfig CPU_MICROMIPS
2145bce86083SSteven J. Hill	depends on SYS_SUPPORTS_MICROMIPS
2146bce86083SSteven J. Hill	bool "Build kernel using microMIPS ISA"
2147bce86083SSteven J. Hill	help
2148bce86083SSteven J. Hill	  When this option is enabled the kernel will be built using the
2149bce86083SSteven J. Hill	  microMIPS ISA
2150bce86083SSteven J. Hill
2151a5e9a69eSPaul Burtonconfig CPU_HAS_MSA
21524af94d5dSPaul Burton	bool "Support for the MIPS SIMD Architecture (EXPERIMENTAL)"
2153a5e9a69eSPaul Burton	depends on CPU_SUPPORTS_MSA
21542a6cb669SPaul Burton	depends on 64BIT || MIPS_O32_FP64_SUPPORT
2155a5e9a69eSPaul Burton	help
2156a5e9a69eSPaul Burton	  MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2157a5e9a69eSPaul Burton	  and a set of SIMD instructions to operate on them. When this option
21581db1af84SPaul Burton	  is enabled the kernel will support allocating & switching MSA
21591db1af84SPaul Burton	  vector register contexts. If you know that your kernel will only be
21601db1af84SPaul Burton	  running on CPUs which do not support MSA or that your userland will
21611db1af84SPaul Burton	  not be making use of it then you may wish to say N here to reduce
21621db1af84SPaul Burton	  the size & complexity of your kernel.
2163a5e9a69eSPaul Burton
2164a5e9a69eSPaul Burton	  If unsure, say Y.
2165a5e9a69eSPaul Burton
21661da177e4SLinus Torvaldsconfig CPU_HAS_WB
2167f7062ddbSRalf Baechle	bool
2168e01402b1SRalf Baechle
2169df0ac8a4SKevin Cernekeeconfig XKS01
2170df0ac8a4SKevin Cernekee	bool
2171df0ac8a4SKevin Cernekee
2172f41ae0b2SRalf Baechle#
2173f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
2174f41ae0b2SRalf Baechle#
2175e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
2176f41ae0b2SRalf Baechle	bool
2177e01402b1SRalf Baechle
2178f41ae0b2SRalf Baechle#
2179f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
2180f41ae0b2SRalf Baechle#
2181e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
2182f41ae0b2SRalf Baechle	bool
2183e01402b1SRalf Baechle
21841da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
21851da177e4SLinus Torvalds	bool
21861da177e4SLinus Torvalds	depends on !CPU_R3000
21871da177e4SLinus Torvalds	default y
21881da177e4SLinus Torvalds
21891da177e4SLinus Torvalds#
219020d60d99SMaciej W. Rozycki# CPU non-features
219120d60d99SMaciej W. Rozycki#
219220d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
219320d60d99SMaciej W. Rozycki	bool
219420d60d99SMaciej W. Rozycki
219520d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
219620d60d99SMaciej W. Rozycki	bool
219720d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
219820d60d99SMaciej W. Rozycki
219920d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
220020d60d99SMaciej W. Rozycki	bool
220120d60d99SMaciej W. Rozycki
220220d60d99SMaciej W. Rozycki#
22031da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
22041da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
22051da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
22061da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
22071da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
22081da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
22091da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
22101da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
2211797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2212797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
2213797798c1SRalf Baechle#   support.
22141da177e4SLinus Torvalds#
22151da177e4SLinus Torvaldsconfig HIGHMEM
22161da177e4SLinus Torvalds	bool "High Memory Support"
2217a6e18781SLeonid Yegoshin	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2218797798c1SRalf Baechle
2219797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
2220797798c1SRalf Baechle	bool
2221797798c1SRalf Baechle
2222797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
2223797798c1SRalf Baechle	bool
22241da177e4SLinus Torvalds
22259693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
22269693a853SFranck Bui-Huu	bool
22279693a853SFranck Bui-Huu
2228a6a4834cSSteven J. Hillconfig SYS_SUPPORTS_MICROMIPS
2229a6a4834cSSteven J. Hill	bool
2230a6a4834cSSteven J. Hill
2231377cb1b6SRalf Baechleconfig SYS_SUPPORTS_MIPS16
2232377cb1b6SRalf Baechle	bool
2233377cb1b6SRalf Baechle	help
2234377cb1b6SRalf Baechle	  This option must be set if a kernel might be executed on a MIPS16-
2235377cb1b6SRalf Baechle	  enabled CPU even if MIPS16 is not actually being used.  In other
2236377cb1b6SRalf Baechle	  words, it makes the kernel MIPS16-tolerant.
2237377cb1b6SRalf Baechle
2238a5e9a69eSPaul Burtonconfig CPU_SUPPORTS_MSA
2239a5e9a69eSPaul Burton	bool
2240a5e9a69eSPaul Burton
2241b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
2242b4819b59SYoichi Yuasa	def_bool y
2243f133f22dSWu Zhangjin	depends on !NUMA && !CPU_LOONGSON2
2244b4819b59SYoichi Yuasa
2245d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
2246d8cb4e11SRalf Baechle	bool
2247d8cb4e11SRalf Baechle	default y if SGI_IP27
2248d8cb4e11SRalf Baechle	help
22493dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
2250d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
2251d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
2252d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
2253d8cb4e11SRalf Baechle
2254b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
2255b1c6cd42SAtsushi Nemoto	bool
22567de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
225731473747SAtsushi Nemoto
2258d8cb4e11SRalf Baechleconfig NUMA
2259d8cb4e11SRalf Baechle	bool "NUMA Support"
2260d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
2261d8cb4e11SRalf Baechle	help
2262d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2263d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
2264d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
2265d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
2266d8cb4e11SRalf Baechle	  disabled.
2267d8cb4e11SRalf Baechle
2268d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
2269d8cb4e11SRalf Baechle	bool
2270d8cb4e11SRalf Baechle
2271c80d79d7SYasunori Gotoconfig NODES_SHIFT
2272c80d79d7SYasunori Goto	int
2273c80d79d7SYasunori Goto	default "6"
2274c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
2275c80d79d7SYasunori Goto
227614f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS
227714f70012SDeng-Cheng Zhu	bool "Enable hardware performance counter support for perf events"
2278b633648cSRalf Baechle	depends on PERF_EVENTS && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP)
227914f70012SDeng-Cheng Zhu	default y
228014f70012SDeng-Cheng Zhu	help
228114f70012SDeng-Cheng Zhu	  Enable hardware performance counter support for perf events. If
228214f70012SDeng-Cheng Zhu	  disabled, perf events will use software events only.
228314f70012SDeng-Cheng Zhu
2284b4819b59SYoichi Yuasasource "mm/Kconfig"
2285b4819b59SYoichi Yuasa
22861da177e4SLinus Torvaldsconfig SMP
22871da177e4SLinus Torvalds	bool "Multi-Processing support"
2288e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
2289e73ea273SRalf Baechle	help
22901da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
22914a474157SRobert Graffham	  a system with only one CPU, say N. If you have a system with more
22924a474157SRobert Graffham	  than one CPU, say Y.
22931da177e4SLinus Torvalds
22944a474157SRobert Graffham	  If you say N here, the kernel will run on uni- and multiprocessor
22951da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
22961da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
22974a474157SRobert Graffham	  uniprocessor machines. On a uniprocessor machine, the kernel
22981da177e4SLinus Torvalds	  will run faster if you say N here.
22991da177e4SLinus Torvalds
23001da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
23011da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
23021da177e4SLinus Torvalds
230303502faaSAdrian Bunk	  See also the SMP-HOWTO available at
230403502faaSAdrian Bunk	  <http://www.tldp.org/docs.html#howto>.
23051da177e4SLinus Torvalds
23061da177e4SLinus Torvalds	  If you don't know what to do here, say N.
23071da177e4SLinus Torvalds
230887353d8aSRalf Baechleconfig SMP_UP
230987353d8aSRalf Baechle	bool
231087353d8aSRalf Baechle
23114a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP
23124a16ff4cSRalf Baechle	bool
23134a16ff4cSRalf Baechle
23140ee958e1SPaul Burtonconfig SYS_SUPPORTS_MIPS_CPS
23150ee958e1SPaul Burton	bool
23160ee958e1SPaul Burton
2317e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
2318e73ea273SRalf Baechle	bool
2319e73ea273SRalf Baechle
2320130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
2321130e2fb7SRalf Baechle	bool
2322130e2fb7SRalf Baechle
2323130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
2324130e2fb7SRalf Baechle	bool
2325130e2fb7SRalf Baechle
2326130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
2327130e2fb7SRalf Baechle	bool
2328130e2fb7SRalf Baechle
2329130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
2330130e2fb7SRalf Baechle	bool
2331130e2fb7SRalf Baechle
2332130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
2333130e2fb7SRalf Baechle	bool
2334130e2fb7SRalf Baechle
23351da177e4SLinus Torvaldsconfig NR_CPUS
2336a91796a9SJayachandran C	int "Maximum number of CPUs (2-256)"
2337a91796a9SJayachandran C	range 2 256
23381da177e4SLinus Torvalds	depends on SMP
2339130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
2340130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
2341130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
2342130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
2343130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
23441da177e4SLinus Torvalds	help
23451da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
23461da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
23471da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
234872ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
234972ede9b1SAtsushi Nemoto	  and 2 for all others.
23501da177e4SLinus Torvalds
23511da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
235272ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
235372ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
235472ede9b1SAtsushi Nemoto	  power of two.
23551da177e4SLinus Torvalds
2356399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS
2357399aaa25SAl Cooper	bool
2358399aaa25SAl Cooper
23591723b4a3SAtsushi Nemoto#
23601723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
23611723b4a3SAtsushi Nemoto#
23621723b4a3SAtsushi Nemoto
23631723b4a3SAtsushi Nemotochoice
23641723b4a3SAtsushi Nemoto	prompt "Timer frequency"
23651723b4a3SAtsushi Nemoto	default HZ_250
23661723b4a3SAtsushi Nemoto	help
23671723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
23681723b4a3SAtsushi Nemoto
23691723b4a3SAtsushi Nemoto	config HZ_48
23700f873585SRalf Baechle		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
23711723b4a3SAtsushi Nemoto
23721723b4a3SAtsushi Nemoto	config HZ_100
23731723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
23741723b4a3SAtsushi Nemoto
23751723b4a3SAtsushi Nemoto	config HZ_128
23761723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
23771723b4a3SAtsushi Nemoto
23781723b4a3SAtsushi Nemoto	config HZ_250
23791723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
23801723b4a3SAtsushi Nemoto
23811723b4a3SAtsushi Nemoto	config HZ_256
23821723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
23831723b4a3SAtsushi Nemoto
23841723b4a3SAtsushi Nemoto	config HZ_1000
23851723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
23861723b4a3SAtsushi Nemoto
23871723b4a3SAtsushi Nemoto	config HZ_1024
23881723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
23891723b4a3SAtsushi Nemoto
23901723b4a3SAtsushi Nemotoendchoice
23911723b4a3SAtsushi Nemoto
23921723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
23931723b4a3SAtsushi Nemoto	bool
23941723b4a3SAtsushi Nemoto
23951723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
23961723b4a3SAtsushi Nemoto	bool
23971723b4a3SAtsushi Nemoto
23981723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
23991723b4a3SAtsushi Nemoto	bool
24001723b4a3SAtsushi Nemoto
24011723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
24021723b4a3SAtsushi Nemoto	bool
24031723b4a3SAtsushi Nemoto
24041723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
24051723b4a3SAtsushi Nemoto	bool
24061723b4a3SAtsushi Nemoto
24071723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
24081723b4a3SAtsushi Nemoto	bool
24091723b4a3SAtsushi Nemoto
24101723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
24111723b4a3SAtsushi Nemoto	bool
24121723b4a3SAtsushi Nemoto
24131723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
24141723b4a3SAtsushi Nemoto	bool
24151723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
24161723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
24171723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
24181723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
24191723b4a3SAtsushi Nemoto
24201723b4a3SAtsushi Nemotoconfig HZ
24211723b4a3SAtsushi Nemoto	int
24221723b4a3SAtsushi Nemoto	default 48 if HZ_48
24231723b4a3SAtsushi Nemoto	default 100 if HZ_100
24241723b4a3SAtsushi Nemoto	default 128 if HZ_128
24251723b4a3SAtsushi Nemoto	default 250 if HZ_250
24261723b4a3SAtsushi Nemoto	default 256 if HZ_256
24271723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
24281723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
24291723b4a3SAtsushi Nemoto
2430e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
24311da177e4SLinus Torvalds
2432ea6e942bSAtsushi Nemotoconfig KEXEC
24337d60717eSKees Cook	bool "Kexec system call"
2434ea6e942bSAtsushi Nemoto	help
2435ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
2436ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
24373dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
2438ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
2439ea6e942bSAtsushi Nemoto
244001dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
2441ea6e942bSAtsushi Nemoto
2442ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
2443ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
2444bf220695SGeert Uytterhoeven	  initially work for you.  As of this writing the exact hardware
2445bf220695SGeert Uytterhoeven	  interface is strongly in flux, so no good recommendation can be
2446bf220695SGeert Uytterhoeven	  made.
2447ea6e942bSAtsushi Nemoto
24487aa1c8f4SRalf Baechleconfig CRASH_DUMP
24497aa1c8f4SRalf Baechle	  bool "Kernel crash dumps"
24507aa1c8f4SRalf Baechle	  help
24517aa1c8f4SRalf Baechle	  Generate crash dump after being started by kexec.
24527aa1c8f4SRalf Baechle	  This should be normally only set in special crash dump kernels
24537aa1c8f4SRalf Baechle	  which are loaded in the main kernel with kexec-tools into
24547aa1c8f4SRalf Baechle	  a specially reserved region and then later executed after
24557aa1c8f4SRalf Baechle	  a crash by kdump/kexec. The crash dump kernel must be compiled
24567aa1c8f4SRalf Baechle	  to a memory address not used by the main kernel or firmware using
24577aa1c8f4SRalf Baechle	  PHYSICAL_START.
24587aa1c8f4SRalf Baechle
24597aa1c8f4SRalf Baechleconfig PHYSICAL_START
24607aa1c8f4SRalf Baechle	  hex "Physical address where the kernel is loaded"
24617aa1c8f4SRalf Baechle	  default "0xffffffff84000000" if 64BIT
24627aa1c8f4SRalf Baechle	  default "0x84000000" if 32BIT
24637aa1c8f4SRalf Baechle	  depends on CRASH_DUMP
24647aa1c8f4SRalf Baechle	  help
24657aa1c8f4SRalf Baechle	  This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
24667aa1c8f4SRalf Baechle	  If you plan to use kernel for capturing the crash dump change
24677aa1c8f4SRalf Baechle	  this value to start of the reserved region (the "X" value as
24687aa1c8f4SRalf Baechle	  specified in the "crashkernel=YM@XM" command line boot parameter
24697aa1c8f4SRalf Baechle	  passed to the panic-ed kernel).
24707aa1c8f4SRalf Baechle
2471ea6e942bSAtsushi Nemotoconfig SECCOMP
2472ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
2473293c5bd1SRalf Baechle	depends on PROC_FS
2474ea6e942bSAtsushi Nemoto	default y
2475ea6e942bSAtsushi Nemoto	help
2476ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
2477ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
2478ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
2479ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
2480ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
2481ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
2482ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
2483ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
2484ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
2485ea6e942bSAtsushi Nemoto
2486ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
2487ea6e942bSAtsushi Nemoto
2488597ce172SPaul Burtonconfig MIPS_O32_FP64_SUPPORT
248906e2e882SPaul Burton	bool "Support for O32 binaries using 64-bit FP (EXPERIMENTAL)"
2490597ce172SPaul Burton	depends on 32BIT || MIPS32_O32
2491597ce172SPaul Burton	help
2492597ce172SPaul Burton	  When this is enabled, the kernel will support use of 64-bit floating
2493597ce172SPaul Burton	  point registers with binaries using the O32 ABI along with the
2494597ce172SPaul Burton	  EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2495597ce172SPaul Burton	  32-bit MIPS systems this support is at the cost of increasing the
2496597ce172SPaul Burton	  size and complexity of the compiled FPU emulator. Thus if you are
2497597ce172SPaul Burton	  running a MIPS32 system and know that none of your userland binaries
2498597ce172SPaul Burton	  will require 64-bit floating point, you may wish to reduce the size
2499597ce172SPaul Burton	  of your kernel & potentially improve FP emulation performance by
2500597ce172SPaul Burton	  saying N here.
2501597ce172SPaul Burton
250206e2e882SPaul Burton	  Although binutils currently supports use of this flag the details
250306e2e882SPaul Burton	  concerning its effect upon the O32 ABI in userland are still being
250406e2e882SPaul Burton	  worked on. In order to avoid userland becoming dependant upon current
250506e2e882SPaul Burton	  behaviour before the details have been finalised, this option should
250606e2e882SPaul Burton	  be considered experimental and only enabled by those working upon
250706e2e882SPaul Burton	  said details.
250806e2e882SPaul Burton
250906e2e882SPaul Burton	  If unsure, say N.
2510597ce172SPaul Burton
2511f2ffa5abSDezhong Diaoconfig USE_OF
25120b3e06fdSJonas Gorski	bool
2513f2ffa5abSDezhong Diao	select OF
2514e6ce1324SStephen Neuendorffer	select OF_EARLY_FLATTREE
2515abd2363fSGrant Likely	select IRQ_DOMAIN
2516f2ffa5abSDezhong Diao
25177fafb068SAndrew Brestickerconfig BUILTIN_DTB
25187fafb068SAndrew Bresticker	bool
25197fafb068SAndrew Bresticker
25205e83d430SRalf Baechleendmenu
25215e83d430SRalf Baechle
25221df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
25231df0f0ffSAtsushi Nemoto	bool
25241df0f0ffSAtsushi Nemoto	default y
25251df0f0ffSAtsushi Nemoto
25261df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
25271df0f0ffSAtsushi Nemoto	bool
25281df0f0ffSAtsushi Nemoto	default y
25291df0f0ffSAtsushi Nemoto
2530b6c3539bSRalf Baechlesource "init/Kconfig"
2531b6c3539bSRalf Baechle
2532dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer"
2533dc52ddc0SMatt Helsley
25341da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
25351da177e4SLinus Torvalds
25365e83d430SRalf Baechleconfig HW_HAS_EISA
25375e83d430SRalf Baechle	bool
25381da177e4SLinus Torvaldsconfig HW_HAS_PCI
25391da177e4SLinus Torvalds	bool
25401da177e4SLinus Torvalds
25411da177e4SLinus Torvaldsconfig PCI
25421da177e4SLinus Torvalds	bool "Support for PCI controller"
25431da177e4SLinus Torvalds	depends on HW_HAS_PCI
2544abb4ae46SRalf Baechle	select PCI_DOMAINS
25450f3b3956SMichael S. Tsirkin	select NO_GENERIC_PCI_IOPORT_MAP
25461da177e4SLinus Torvalds	help
25471da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
25481da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
25491da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
25501da177e4SLinus Torvalds	  say Y, otherwise N.
25511da177e4SLinus Torvalds
25520e476d91SHuacai Chenconfig HT_PCI
25530e476d91SHuacai Chen	bool "Support for HT-linked PCI"
25540e476d91SHuacai Chen	default y
25550e476d91SHuacai Chen	depends on CPU_LOONGSON3
25560e476d91SHuacai Chen	select PCI
25570e476d91SHuacai Chen	select PCI_DOMAINS
25580e476d91SHuacai Chen	help
25590e476d91SHuacai Chen	  Loongson family machines use Hyper-Transport bus for inter-core
25600e476d91SHuacai Chen	  connection and device connection. The PCI bus is a subordinate
25610e476d91SHuacai Chen	  linked at HT. Choose Y for Loongson-3 based machines.
25620e476d91SHuacai Chen
25631da177e4SLinus Torvaldsconfig PCI_DOMAINS
25641da177e4SLinus Torvalds	bool
25651da177e4SLinus Torvalds
25661da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
25671da177e4SLinus Torvalds
25683f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig"
25693f787ca4SJonas Gorski
25701da177e4SLinus Torvalds#
25711da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
25721da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
25731da177e4SLinus Torvalds# users to choose the right thing ...
25741da177e4SLinus Torvalds#
25751da177e4SLinus Torvaldsconfig ISA
25761da177e4SLinus Torvalds	bool
25771da177e4SLinus Torvalds
25781da177e4SLinus Torvaldsconfig EISA
25791da177e4SLinus Torvalds	bool "EISA support"
25805e83d430SRalf Baechle	depends on HW_HAS_EISA
25811da177e4SLinus Torvalds	select ISA
2582aa414dffSRalf Baechle	select GENERIC_ISA_DMA
25831da177e4SLinus Torvalds	---help---
25841da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
25851da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
25861da177e4SLinus Torvalds
25871da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
25881da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
25891da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
25901da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
25911da177e4SLinus Torvalds
25921da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
25931da177e4SLinus Torvalds
25941da177e4SLinus Torvalds	  Otherwise, say N.
25951da177e4SLinus Torvalds
25961da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
25971da177e4SLinus Torvalds
25981da177e4SLinus Torvaldsconfig TC
25991da177e4SLinus Torvalds	bool "TURBOchannel support"
26001da177e4SLinus Torvalds	depends on MACH_DECSTATION
26011da177e4SLinus Torvalds	help
260250a23e6eSJustin P. Mattock	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
260350a23e6eSJustin P. Mattock	  processors.  TURBOchannel programming specifications are available
260450a23e6eSJustin P. Mattock	  at:
260550a23e6eSJustin P. Mattock	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
260650a23e6eSJustin P. Mattock	  and:
260750a23e6eSJustin P. Mattock	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
260850a23e6eSJustin P. Mattock	  Linux driver support status is documented at:
260950a23e6eSJustin P. Mattock	  <http://www.linux-mips.org/wiki/DECstation>
26101da177e4SLinus Torvalds
26111da177e4SLinus Torvaldsconfig MMU
26121da177e4SLinus Torvalds	bool
26131da177e4SLinus Torvalds	default y
26141da177e4SLinus Torvalds
2615d865bea4SRalf Baechleconfig I8253
2616d865bea4SRalf Baechle	bool
2617798778b8SRussell King	select CLKSRC_I8253
26182d02612fSThomas Gleixner	select CLKEVT_I8253
26199726b43aSWu Zhangjin	select MIPS_EXTERNAL_TIMER
2620d865bea4SRalf Baechle
2621e05eb3f8SRalf Baechleconfig ZONE_DMA
2622e05eb3f8SRalf Baechle	bool
2623e05eb3f8SRalf Baechle
2624cce335aeSRalf Baechleconfig ZONE_DMA32
2625cce335aeSRalf Baechle	bool
2626cce335aeSRalf Baechle
26271da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
26281da177e4SLinus Torvalds
26291da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
26301da177e4SLinus Torvalds
2631388b78adSAlexandre Bounineconfig RAPIDIO
263256abde72SAlexandre Bounine	tristate "RapidIO support"
2633388b78adSAlexandre Bounine	depends on PCI
2634388b78adSAlexandre Bounine	default n
2635388b78adSAlexandre Bounine	help
2636388b78adSAlexandre Bounine	  If you say Y here, the kernel will include drivers and
2637388b78adSAlexandre Bounine	  infrastructure code to support RapidIO interconnect devices.
2638388b78adSAlexandre Bounine
2639388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig"
2640388b78adSAlexandre Bounine
26411da177e4SLinus Torvaldsendmenu
26421da177e4SLinus Torvalds
26431da177e4SLinus Torvaldsmenu "Executable file formats"
26441da177e4SLinus Torvalds
26451da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
26461da177e4SLinus Torvalds
26471da177e4SLinus Torvaldsconfig TRAD_SIGNALS
26481da177e4SLinus Torvalds	bool
26491da177e4SLinus Torvalds
26501da177e4SLinus Torvaldsconfig MIPS32_COMPAT
26511da177e4SLinus Torvalds	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2652875d43e7SRalf Baechle	depends on 64BIT
26531da177e4SLinus Torvalds	help
26541da177e4SLinus Torvalds	  Select this option if you want Linux/MIPS 32-bit binary
26551da177e4SLinus Torvalds	  compatibility. Since all software available for Linux/MIPS is
26561da177e4SLinus Torvalds	  currently 32-bit you should say Y here.
26571da177e4SLinus Torvalds
26581da177e4SLinus Torvaldsconfig COMPAT
26591da177e4SLinus Torvalds	bool
26601da177e4SLinus Torvalds	depends on MIPS32_COMPAT
266148b25c43SChris Metcalf	select ARCH_WANT_OLD_COMPAT_IPC
26621da177e4SLinus Torvalds	default y
26631da177e4SLinus Torvalds
266405e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
266505e43966SAtsushi Nemoto	bool
266605e43966SAtsushi Nemoto	depends on COMPAT && SYSVIPC
266705e43966SAtsushi Nemoto	default y
266805e43966SAtsushi Nemoto
26691da177e4SLinus Torvaldsconfig MIPS32_O32
26701da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
26711da177e4SLinus Torvalds	depends on MIPS32_COMPAT
26721da177e4SLinus Torvalds	help
26731da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
26741da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
26751da177e4SLinus Torvalds	  existing binaries are in this format.
26761da177e4SLinus Torvalds
26771da177e4SLinus Torvalds	  If unsure, say Y.
26781da177e4SLinus Torvalds
26791da177e4SLinus Torvaldsconfig MIPS32_N32
26801da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
26811da177e4SLinus Torvalds	depends on MIPS32_COMPAT
26821da177e4SLinus Torvalds	help
26831da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
26841da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
26851da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
26861da177e4SLinus Torvalds	  cases.
26871da177e4SLinus Torvalds
26881da177e4SLinus Torvalds	  If unsure, say N.
26891da177e4SLinus Torvalds
26901da177e4SLinus Torvaldsconfig BINFMT_ELF32
26911da177e4SLinus Torvalds	bool
26921da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
26931da177e4SLinus Torvalds
26942116245eSRalf Baechleendmenu
26951da177e4SLinus Torvalds
26962116245eSRalf Baechlemenu "Power management options"
2697952fa954SRodolfo Giometti
2698363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE
2699363c55caSWu Zhangjin	def_bool y
27003f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2701363c55caSWu Zhangjin
2702f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE
2703f4cb5700SJohannes Berg	def_bool y
27043f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2705f4cb5700SJohannes Berg
27062116245eSRalf Baechlesource "kernel/power/Kconfig"
2707952fa954SRodolfo Giometti
27081da177e4SLinus Torvaldsendmenu
27091da177e4SLinus Torvalds
27107a998935SViresh Kumarconfig MIPS_EXTERNAL_TIMER
27117a998935SViresh Kumar	bool
27127a998935SViresh Kumar
27137a998935SViresh Kumarmenu "CPU Power Management"
2714c095ebafSPaul Burton
2715c095ebafSPaul Burtonif CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
27167a998935SViresh Kumarsource "drivers/cpufreq/Kconfig"
27177a998935SViresh Kumarendif
27189726b43aSWu Zhangjin
2719c095ebafSPaul Burtonsource "drivers/cpuidle/Kconfig"
2720c095ebafSPaul Burton
2721c095ebafSPaul Burtonendmenu
2722c095ebafSPaul Burton
2723d5950b43SSam Ravnborgsource "net/Kconfig"
2724d5950b43SSam Ravnborg
27251da177e4SLinus Torvaldssource "drivers/Kconfig"
27261da177e4SLinus Torvalds
272798cdee0eSRalf Baechlesource "drivers/firmware/Kconfig"
272898cdee0eSRalf Baechle
27291da177e4SLinus Torvaldssource "fs/Kconfig"
27301da177e4SLinus Torvalds
27311da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
27321da177e4SLinus Torvalds
27331da177e4SLinus Torvaldssource "security/Kconfig"
27341da177e4SLinus Torvalds
27351da177e4SLinus Torvaldssource "crypto/Kconfig"
27361da177e4SLinus Torvalds
27371da177e4SLinus Torvaldssource "lib/Kconfig"
27382235a54dSSanjay Lal
27392235a54dSSanjay Lalsource "arch/mips/kvm/Kconfig"
2740