xref: /linux/arch/mips/Kconfig (revision 1753e74ed8fa3235174d5baa3421cbf8d693a42d)
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
106*1753e74eSSergey 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
11043cc739fSSergey Ryazanov	help
11143cc739fSSergey Ryazanov	  Support for Atheros AR231x and Atheros AR531x based boards
11243cc739fSSergey Ryazanov
113d4a67d9dSGabor Juhosconfig ATH79
114d4a67d9dSGabor Juhos	bool "Atheros AR71XX/AR724X/AR913X based boards"
1156eae43c5SGabor Juhos	select ARCH_REQUIRE_GPIOLIB
116d4a67d9dSGabor Juhos	select BOOT_RAW
117d4a67d9dSGabor Juhos	select CEVT_R4K
118d4a67d9dSGabor Juhos	select CSRC_R4K
119d4a67d9dSGabor Juhos	select DMA_NONCOHERENT
12094638067SGabor Juhos	select HAVE_CLK
1212c4f1ac5SGabor Juhos	select CLKDEV_LOOKUP
122d4a67d9dSGabor Juhos	select IRQ_CPU
1230aabf1a4SGabor Juhos	select MIPS_MACHINE
124d4a67d9dSGabor Juhos	select SYS_HAS_CPU_MIPS32_R2
125d4a67d9dSGabor Juhos	select SYS_HAS_EARLY_PRINTK
126d4a67d9dSGabor Juhos	select SYS_SUPPORTS_32BIT_KERNEL
127d4a67d9dSGabor Juhos	select SYS_SUPPORTS_BIG_ENDIAN
128377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
129d4a67d9dSGabor Juhos	help
130d4a67d9dSGabor Juhos	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.
131d4a67d9dSGabor Juhos
132d666cd02SKevin Cernekeeconfig BCM3384
133d666cd02SKevin Cernekee	bool "Broadcom BCM3384 based boards"
134d666cd02SKevin Cernekee	select BOOT_RAW
135d666cd02SKevin Cernekee	select NO_EXCEPT_FILL
136d666cd02SKevin Cernekee	select USE_OF
137d666cd02SKevin Cernekee	select CEVT_R4K
138d666cd02SKevin Cernekee	select CSRC_R4K
139d666cd02SKevin Cernekee	select SYNC_R4K
140d666cd02SKevin Cernekee	select COMMON_CLK
141d666cd02SKevin Cernekee	select DMA_NONCOHERENT
142d666cd02SKevin Cernekee	select IRQ_CPU
143d666cd02SKevin Cernekee	select SYS_SUPPORTS_32BIT_KERNEL
144d666cd02SKevin Cernekee	select SYS_SUPPORTS_BIG_ENDIAN
145d666cd02SKevin Cernekee	select SYS_SUPPORTS_HIGHMEM
146d666cd02SKevin Cernekee	select SYS_HAS_CPU_BMIPS5000
147d666cd02SKevin Cernekee	select SWAP_IO_SPACE
148d666cd02SKevin Cernekee	select USB_EHCI_BIG_ENDIAN_DESC
149d666cd02SKevin Cernekee	select USB_EHCI_BIG_ENDIAN_MMIO
150d666cd02SKevin Cernekee	select USB_OHCI_BIG_ENDIAN_DESC
151d666cd02SKevin Cernekee	select USB_OHCI_BIG_ENDIAN_MMIO
152d666cd02SKevin Cernekee	help
153d666cd02SKevin Cernekee	  Support for BCM3384 based boards.  BCM3384/BCM33843 is a cable modem
154d666cd02SKevin Cernekee	  chipset with a Linux application processor that is often used to
155d666cd02SKevin Cernekee	  provide Samba services, a CUPS print server, and/or advanced routing
156d666cd02SKevin Cernekee	  features.
157d666cd02SKevin Cernekee
1581c0c13ebSAurelien Jarnoconfig BCM47XX
159c619366eSFlorian Fainelli	bool "Broadcom BCM47XX based boards"
1602da4c74dSHauke Mehrtens	select ARCH_WANT_OPTIONAL_GPIOLIB
161fe08f8c2SHauke Mehrtens	select BOOT_RAW
16242f77542SRalf Baechle	select CEVT_R4K
163940f6b48SRalf Baechle	select CSRC_R4K
1641c0c13ebSAurelien Jarno	select DMA_NONCOHERENT
1651c0c13ebSAurelien Jarno	select HW_HAS_PCI
1661c0c13ebSAurelien Jarno	select IRQ_CPU
167314878d2SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R1
168dd54deddSHauke Mehrtens	select NO_EXCEPT_FILL
1691c0c13ebSAurelien Jarno	select SYS_SUPPORTS_32BIT_KERNEL
1701c0c13ebSAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
171377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
17225e5fb97SAurelien Jarno	select SYS_HAS_EARLY_PRINTK
173e6086557SRalf Baechle	select USE_GENERIC_EARLY_PRINTK_8250
174c949c0bcSRafał Miłecki	select GPIOLIB
175c949c0bcSRafał Miłecki	select LEDS_GPIO_REGISTER
1761c0c13ebSAurelien Jarno	help
1771c0c13ebSAurelien Jarno	 Support for BCM47XX based boards
1781c0c13ebSAurelien Jarno
179e7300d04SMaxime Bizonconfig BCM63XX
180e7300d04SMaxime Bizon	bool "Broadcom BCM63XX based boards"
181ae8de61cSFlorian Fainelli	select BOOT_RAW
182e7300d04SMaxime Bizon	select CEVT_R4K
183e7300d04SMaxime Bizon	select CSRC_R4K
184fc264022SJonas Gorski	select SYNC_R4K
185e7300d04SMaxime Bizon	select DMA_NONCOHERENT
186e7300d04SMaxime Bizon	select IRQ_CPU
187e7300d04SMaxime Bizon	select SYS_SUPPORTS_32BIT_KERNEL
188e7300d04SMaxime Bizon	select SYS_SUPPORTS_BIG_ENDIAN
189e7300d04SMaxime Bizon	select SYS_HAS_EARLY_PRINTK
190e7300d04SMaxime Bizon	select SWAP_IO_SPACE
191e7300d04SMaxime Bizon	select ARCH_REQUIRE_GPIOLIB
1923e82eeebSYoichi Yuasa	select HAVE_CLK
193af2418beSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
194e7300d04SMaxime Bizon	help
195e7300d04SMaxime Bizon	 Support for BCM63XX based boards
196e7300d04SMaxime Bizon
1971da177e4SLinus Torvaldsconfig MIPS_COBALT
1983fa986faSMartin Michlmayr	bool "Cobalt Server"
19942f77542SRalf Baechle	select CEVT_R4K
200940f6b48SRalf Baechle	select CSRC_R4K
2011097c6acSYoichi Yuasa	select CEVT_GT641XX
2021da177e4SLinus Torvalds	select DMA_NONCOHERENT
2031da177e4SLinus Torvalds	select HW_HAS_PCI
204d865bea4SRalf Baechle	select I8253
2051da177e4SLinus Torvalds	select I8259
2061da177e4SLinus Torvalds	select IRQ_CPU
207d5ab1a69SYoichi Yuasa	select IRQ_GT641XX
208252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
209e25bfc92SYoichi Yuasa	select PCI
2107cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
2110a22e0d4SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
212ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2130e8774b6SFlorian Fainelli	select SYS_SUPPORTS_64BIT_KERNEL
2145e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
215e6086557SRalf Baechle	select USE_GENERIC_EARLY_PRINTK_8250
2161da177e4SLinus Torvalds
2171da177e4SLinus Torvaldsconfig MACH_DECSTATION
2183fa986faSMartin Michlmayr	bool "DECstations"
2191da177e4SLinus Torvalds	select BOOT_ELF32
2206457d9fcSYoichi Yuasa	select CEVT_DS1287
22181d10badSMaciej W. Rozycki	select CEVT_R4K if CPU_R4X00
2224247417dSYoichi Yuasa	select CSRC_IOASIC
22381d10badSMaciej W. Rozycki	select CSRC_R4K if CPU_R4X00
22420d60d99SMaciej W. Rozycki	select CPU_DADDI_WORKAROUNDS if 64BIT
22520d60d99SMaciej W. Rozycki	select CPU_R4000_WORKAROUNDS if 64BIT
22620d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS if 64BIT
2271da177e4SLinus Torvalds	select DMA_NONCOHERENT
228ce816fa8SUwe Kleine-König	select NO_IOPORT_MAP
2291da177e4SLinus Torvalds	select IRQ_CPU
2307cf8053bSRalf Baechle	select SYS_HAS_CPU_R3000
2317cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
232ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2337d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2345e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
2351723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_128HZ
2361723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_256HZ
2371723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_1024HZ
238930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
2395e83d430SRalf Baechle	help
2401da177e4SLinus Torvalds	  This enables support for DEC's MIPS based workstations.  For details
2411da177e4SLinus Torvalds	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
2421da177e4SLinus Torvalds	  DECstation porting pages on <http://decstation.unix-ag.org/>.
2431da177e4SLinus Torvalds
2441da177e4SLinus Torvalds	  If you have one of the following DECstation Models you definitely
2451da177e4SLinus Torvalds	  want to choose R4xx0 for the CPU Type:
2461da177e4SLinus Torvalds
2471da177e4SLinus Torvalds		DECstation 5000/50
2481da177e4SLinus Torvalds		DECstation 5000/150
2491da177e4SLinus Torvalds		DECstation 5000/260
2501da177e4SLinus Torvalds		DECsystem 5900/260
2511da177e4SLinus Torvalds
2521da177e4SLinus Torvalds	  otherwise choose R3000.
2531da177e4SLinus Torvalds
2545e83d430SRalf Baechleconfig MACH_JAZZ
2553fa986faSMartin Michlmayr	bool "Jazz family of machines"
2560e2794b0SRalf Baechle	select FW_ARC
2570e2794b0SRalf Baechle	select FW_ARC32
2585e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
25942f77542SRalf Baechle	select CEVT_R4K
260940f6b48SRalf Baechle	select CSRC_R4K
261e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
2625e83d430SRalf Baechle	select GENERIC_ISA_DMA
2638a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
264ea202c63SThomas Bogendoerfer	select IRQ_CPU
265d865bea4SRalf Baechle	select I8253
2665e83d430SRalf Baechle	select I8259
2675e83d430SRalf Baechle	select ISA
2687cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
2695e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
2707d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2711723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_100HZ
2721da177e4SLinus Torvalds	help
2735e83d430SRalf Baechle	 This a family of machines based on the MIPS R4030 chipset which was
2745e83d430SRalf Baechle	 used by several vendors to build RISC/os and Windows NT workstations.
275692105b8SMatt LaPlante	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
2765e83d430SRalf Baechle	 Olivetti M700-10 workstations.
2775e83d430SRalf Baechle
2785ebabe59SLars-Peter Clausenconfig MACH_JZ4740
2795ebabe59SLars-Peter Clausen	bool "Ingenic JZ4740 based machines"
2805ebabe59SLars-Peter Clausen	select SYS_HAS_CPU_MIPS32_R1
2815ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_32BIT_KERNEL
2825ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_LITTLE_ENDIAN
283f9c9affcSLluís Batlle i Rossell	select SYS_SUPPORTS_ZBOOT_UART16550
2845ebabe59SLars-Peter Clausen	select DMA_NONCOHERENT
2855ebabe59SLars-Peter Clausen	select IRQ_CPU
2865ebabe59SLars-Peter Clausen	select ARCH_REQUIRE_GPIOLIB
2875ebabe59SLars-Peter Clausen	select SYS_HAS_EARLY_PRINTK
288ab5330ebSMaurus Cuelenaere	select HAVE_CLK
28983bc7692SLars-Peter Clausen	select GENERIC_IRQ_CHIP
2905ebabe59SLars-Peter Clausen
291171bb2f1SJohn Crispinconfig LANTIQ
292171bb2f1SJohn Crispin	bool "Lantiq based platforms"
293171bb2f1SJohn Crispin	select DMA_NONCOHERENT
294171bb2f1SJohn Crispin	select IRQ_CPU
295171bb2f1SJohn Crispin	select CEVT_R4K
296171bb2f1SJohn Crispin	select CSRC_R4K
297171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
298171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
299171bb2f1SJohn Crispin	select SYS_SUPPORTS_BIG_ENDIAN
300171bb2f1SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
301377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
302171bb2f1SJohn Crispin	select SYS_SUPPORTS_MULTITHREADING
303171bb2f1SJohn Crispin	select SYS_HAS_EARLY_PRINTK
304171bb2f1SJohn Crispin	select ARCH_REQUIRE_GPIOLIB
305171bb2f1SJohn Crispin	select SWAP_IO_SPACE
306171bb2f1SJohn Crispin	select BOOT_RAW
307287e3f3fSJohn Crispin	select HAVE_MACH_CLKDEV
308287e3f3fSJohn Crispin	select CLKDEV_LOOKUP
309a0392222SJohn Crispin	select USE_OF
3103f8c50c9SJohn Crispin	select PINCTRL
3113f8c50c9SJohn Crispin	select PINCTRL_LANTIQ
312c530781cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
313c530781cSJohn Crispin	select RESET_CONTROLLER
314171bb2f1SJohn Crispin
3151f21d2bdSBrian Murphyconfig LASAT
3161f21d2bdSBrian Murphy	bool "LASAT Networks platforms"
31742f77542SRalf Baechle	select CEVT_R4K
31816f0bbbcSRalf Baechle	select CRC32
319940f6b48SRalf Baechle	select CSRC_R4K
3201f21d2bdSBrian Murphy	select DMA_NONCOHERENT
3211f21d2bdSBrian Murphy	select SYS_HAS_EARLY_PRINTK
3221f21d2bdSBrian Murphy	select HW_HAS_PCI
323a5ccfe5cSRalf Baechle	select IRQ_CPU
3241f21d2bdSBrian Murphy	select PCI_GT64XXX_PCI0
3251f21d2bdSBrian Murphy	select MIPS_NILE4
3261f21d2bdSBrian Murphy	select R5000_CPU_SCACHE
3271f21d2bdSBrian Murphy	select SYS_HAS_CPU_R5000
3281f21d2bdSBrian Murphy	select SYS_SUPPORTS_32BIT_KERNEL
3291f21d2bdSBrian Murphy	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
3301f21d2bdSBrian Murphy	select SYS_SUPPORTS_LITTLE_ENDIAN
3311f21d2bdSBrian Murphy
33285749d24SWu Zhangjinconfig MACH_LOONGSON
33385749d24SWu Zhangjin	bool "Loongson family of machines"
334c7e8c668SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
335ade299d8SYoichi Yuasa	help
33685749d24SWu Zhangjin	  This enables the support of Loongson family of machines.
33785749d24SWu Zhangjin
33885749d24SWu Zhangjin	  Loongson is a family of general-purpose MIPS-compatible CPUs.
33985749d24SWu Zhangjin	  developed at Institute of Computing Technology (ICT),
34085749d24SWu Zhangjin	  Chinese Academy of Sciences (CAS) in the People's Republic
34185749d24SWu Zhangjin	  of China. The chief architect is Professor Weiwu Hu.
342ade299d8SYoichi Yuasa
343ca585cf9SKelvin Cheungconfig MACH_LOONGSON1
344ca585cf9SKelvin Cheung	bool "Loongson 1 family of machines"
345ca585cf9SKelvin Cheung	select SYS_SUPPORTS_ZBOOT
346ca585cf9SKelvin Cheung	help
347ca585cf9SKelvin Cheung	  This enables support for the Loongson 1 based machines.
348ca585cf9SKelvin Cheung
349ca585cf9SKelvin Cheung	  Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by
350ca585cf9SKelvin Cheung	  the ICT (Institute of Computing Technology) and the Chinese Academy
351ca585cf9SKelvin Cheung	  of Sciences.
352ca585cf9SKelvin Cheung
3531da177e4SLinus Torvaldsconfig MIPS_MALTA
3543fa986faSMartin Michlmayr	bool "MIPS Malta board"
35561ed242dSRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
3561da177e4SLinus Torvalds	select BOOT_ELF32
357fa71c960SRalf Baechle	select BOOT_RAW
35842f77542SRalf Baechle	select CEVT_R4K
359940f6b48SRalf Baechle	select CSRC_R4K
360fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
361885014bcSFelix Fietkau	select DMA_MAYBE_COHERENT
3621da177e4SLinus Torvalds	select GENERIC_ISA_DMA
3638a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
364aa414dffSRalf Baechle	select IRQ_CPU
3658a19b8f1SAndrew Bresticker	select MIPS_GIC
3661da177e4SLinus Torvalds	select HW_HAS_PCI
367d865bea4SRalf Baechle	select I8253
3681da177e4SLinus Torvalds	select I8259
3695e83d430SRalf Baechle	select MIPS_BONITO64
3709318c51aSChris Dearman	select MIPS_CPU_SCACHE
371a7ef1eadSKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
372252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
3735e83d430SRalf Baechle	select MIPS_MSC
3741da177e4SLinus Torvalds	select SWAP_IO_SPACE
3757cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
3767cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
377bfc3c5a6SMarkos Chandras	select SYS_HAS_CPU_MIPS32_R3_5
3787cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
3795d9fbed1SLeonid Yegoshin	select SYS_HAS_CPU_MIPS64_R2
3807cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
3817cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
382ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
383ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
3845e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
3855e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
3860365070fSTim Anderson	select SYS_SUPPORTS_MIPS_CMP
387e56b6aa6SPaul Burton	select SYS_SUPPORTS_MIPS_CPS
388377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
389f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
3909693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
3911b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
3921da177e4SLinus Torvalds	help
393f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
3941da177e4SLinus Torvalds	  board.
3951da177e4SLinus Torvalds
396ec47b274SSteven J. Hillconfig MIPS_SEAD3
397ec47b274SSteven J. Hill	bool "MIPS SEAD3 board"
398ec47b274SSteven J. Hill	select BOOT_ELF32
399ec47b274SSteven J. Hill	select BOOT_RAW
400f262b5f2SAndrew Bresticker	select BUILTIN_DTB
401ec47b274SSteven J. Hill	select CEVT_R4K
402ec47b274SSteven J. Hill	select CSRC_R4K
403fa5635a2SAndrew Bresticker	select CLKSRC_MIPS_GIC
404ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_VI
405ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_EI
406ec47b274SSteven J. Hill	select DMA_NONCOHERENT
407ec47b274SSteven J. Hill	select IRQ_CPU
4088a19b8f1SAndrew Bresticker	select MIPS_GIC
40944327236SQais Yousef	select LIBFDT
410ec47b274SSteven J. Hill	select MIPS_MSC
411ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R1
412ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R2
413ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS64_R1
414ec47b274SSteven J. Hill	select SYS_HAS_EARLY_PRINTK
415ec47b274SSteven J. Hill	select SYS_SUPPORTS_32BIT_KERNEL
416ec47b274SSteven J. Hill	select SYS_SUPPORTS_64BIT_KERNEL
417ec47b274SSteven J. Hill	select SYS_SUPPORTS_BIG_ENDIAN
418ec47b274SSteven J. Hill	select SYS_SUPPORTS_LITTLE_ENDIAN
419ec47b274SSteven J. Hill	select SYS_SUPPORTS_SMARTMIPS
420a6a4834cSSteven J. Hill	select SYS_SUPPORTS_MICROMIPS
421377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
422ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_DESC
423ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_MMIO
4249b731009SSteven J. Hill	select USE_OF
425ec47b274SSteven J. Hill	help
426ec47b274SSteven J. Hill	  This enables support for the MIPS Technologies SEAD3 evaluation
427ec47b274SSteven J. Hill	  board.
428ec47b274SSteven J. Hill
429a83860c2SRalf Baechleconfig NEC_MARKEINS
430a83860c2SRalf Baechle	bool "NEC EMMA2RH Mark-eins board"
431a83860c2SRalf Baechle	select SOC_EMMA2RH
432a83860c2SRalf Baechle	select HW_HAS_PCI
433a83860c2SRalf Baechle	help
434a83860c2SRalf Baechle	  This enables support for the NEC Electronics Mark-eins boards.
435ade299d8SYoichi Yuasa
4365e83d430SRalf Baechleconfig MACH_VR41XX
43774142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
43842f77542SRalf Baechle	select CEVT_R4K
439940f6b48SRalf Baechle	select CSRC_R4K
4407cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
441377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
44227fdd325SYoichi Yuasa	select ARCH_REQUIRE_GPIOLIB
4435e83d430SRalf Baechle
444edb6310aSDaniel Lairdconfig NXP_STB220
445edb6310aSDaniel Laird	bool "NXP STB220 board"
446edb6310aSDaniel Laird	select SOC_PNX833X
447edb6310aSDaniel Laird	help
448edb6310aSDaniel Laird	 Support for NXP Semiconductors STB220 Development Board.
449edb6310aSDaniel Laird
450edb6310aSDaniel Lairdconfig NXP_STB225
451edb6310aSDaniel Laird	bool "NXP 225 board"
452edb6310aSDaniel Laird	select SOC_PNX833X
453edb6310aSDaniel Laird	select SOC_PNX8335
454edb6310aSDaniel Laird	help
455edb6310aSDaniel Laird	 Support for NXP Semiconductors STB225 Development Board.
456edb6310aSDaniel Laird
4579267a30dSMarc St-Jeanconfig PMC_MSP
4589267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
45939d30c13SAnoop P A	select CEVT_R4K
46039d30c13SAnoop P A	select CSRC_R4K
4619267a30dSMarc St-Jean	select DMA_NONCOHERENT
4629267a30dSMarc St-Jean	select SWAP_IO_SPACE
4639267a30dSMarc St-Jean	select NO_EXCEPT_FILL
4649267a30dSMarc St-Jean	select BOOT_RAW
4659267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
4669267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
4679267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
4689267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
469377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
4709267a30dSMarc St-Jean	select IRQ_CPU
4719267a30dSMarc St-Jean	select SERIAL_8250
4729267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
4739296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
4749296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_DESC
4759267a30dSMarc St-Jean	help
4769267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
4779267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
4789267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
4799267a30dSMarc St-Jean	  a variety of MIPS cores.
4809267a30dSMarc St-Jean
481ae2b5bb6SJohn Crispinconfig RALINK
482ae2b5bb6SJohn Crispin	bool "Ralink based machines"
483ae2b5bb6SJohn Crispin	select CEVT_R4K
484ae2b5bb6SJohn Crispin	select CSRC_R4K
485ae2b5bb6SJohn Crispin	select BOOT_RAW
486ae2b5bb6SJohn Crispin	select DMA_NONCOHERENT
487ae2b5bb6SJohn Crispin	select IRQ_CPU
488ae2b5bb6SJohn Crispin	select USE_OF
489ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
490ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
491ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
492ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_LITTLE_ENDIAN
493377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
494ae2b5bb6SJohn Crispin	select SYS_HAS_EARLY_PRINTK
495ae2b5bb6SJohn Crispin	select HAVE_MACH_CLKDEV
496ae2b5bb6SJohn Crispin	select CLKDEV_LOOKUP
4972a153f1cSJohn Crispin	select ARCH_HAS_RESET_CONTROLLER
4982a153f1cSJohn Crispin	select RESET_CONTROLLER
499ae2b5bb6SJohn Crispin
5001da177e4SLinus Torvaldsconfig SGI_IP22
5013fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
5020e2794b0SRalf Baechle	select FW_ARC
5030e2794b0SRalf Baechle	select FW_ARC32
5041da177e4SLinus Torvalds	select BOOT_ELF32
50542f77542SRalf Baechle	select CEVT_R4K
506940f6b48SRalf Baechle	select CSRC_R4K
507e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
5081da177e4SLinus Torvalds	select DMA_NONCOHERENT
5095e83d430SRalf Baechle	select HW_HAS_EISA
510d865bea4SRalf Baechle	select I8253
51168de4803SThomas Bogendoerfer	select I8259
5121da177e4SLinus Torvalds	select IP22_CPU_SCACHE
5131da177e4SLinus Torvalds	select IRQ_CPU
514aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
515e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
516e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
51736e5c21dSThomas Bogendoerfer	select SGI_HAS_HAL2
518e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
519e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
520e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
5211da177e4SLinus Torvalds	select SWAP_IO_SPACE
5227cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
5237cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
5242b5e63f6SMartin Michlmayr	#
5252b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5262b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5272b5e63f6SMartin Michlmayr	#
5282b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5292b5e63f6SMartin Michlmayr	# for a more details discussion
5302b5e63f6SMartin Michlmayr	#
5312b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
532ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
533ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5345e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
535930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
5361da177e4SLinus Torvalds	help
5371da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
5381da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
5391da177e4SLinus Torvalds	  that runs on these, say Y here.
5401da177e4SLinus Torvalds
5411da177e4SLinus Torvaldsconfig SGI_IP27
5423fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
5430e2794b0SRalf Baechle	select FW_ARC
5440e2794b0SRalf Baechle	select FW_ARC64
5455e83d430SRalf Baechle	select BOOT_ELF64
546e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
547634286f1SRalf Baechle	select DMA_COHERENT
54836a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
5491da177e4SLinus Torvalds	select HW_HAS_PCI
550130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
5517cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
552ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5535e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
554d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
5551a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
556930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
5571da177e4SLinus Torvalds	help
5581da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
5591da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
5601da177e4SLinus Torvalds	  here.
5611da177e4SLinus Torvalds
562e2defae5SThomas Bogendoerferconfig SGI_IP28
5637d60717eSKees Cook	bool "SGI IP28 (Indigo2 R10k)"
5640e2794b0SRalf Baechle	select FW_ARC
5650e2794b0SRalf Baechle	select FW_ARC64
566e2defae5SThomas Bogendoerfer	select BOOT_ELF64
567e2defae5SThomas Bogendoerfer	select CEVT_R4K
568e2defae5SThomas Bogendoerfer	select CSRC_R4K
569e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
570e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
571e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
572e2defae5SThomas Bogendoerfer	select IRQ_CPU
573e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
574e2defae5SThomas Bogendoerfer	select I8253
575e2defae5SThomas Bogendoerfer	select I8259
576e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
577e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
5785b438c44SThomas Bogendoerfer	select SGI_HAS_HAL2
579e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
580e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
581e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
582e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
583e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
5842b5e63f6SMartin Michlmayr	#
5852b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5862b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5872b5e63f6SMartin Michlmayr	#
5882b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5892b5e63f6SMartin Michlmayr	# for a more details discussion
5902b5e63f6SMartin Michlmayr	#
5912b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
592e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
593e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
594dc24d68dSThomas Bogendoerfer	select MIPS_L1_CACHE_SHIFT_7
595e2defae5SThomas Bogendoerfer      help
596e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
597e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
598e2defae5SThomas Bogendoerfer
5991da177e4SLinus Torvaldsconfig SGI_IP32
600cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
6010e2794b0SRalf Baechle	select FW_ARC
6020e2794b0SRalf Baechle	select FW_ARC32
6031da177e4SLinus Torvalds	select BOOT_ELF32
60442f77542SRalf Baechle	select CEVT_R4K
605940f6b48SRalf Baechle	select CSRC_R4K
6061da177e4SLinus Torvalds	select DMA_NONCOHERENT
6071da177e4SLinus Torvalds	select HW_HAS_PCI
608dd67b155SRalf Baechle	select IRQ_CPU
6091da177e4SLinus Torvalds	select R5000_CPU_SCACHE
6101da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
6117cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
6127cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
6137cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
614dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
615ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
6165e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6171da177e4SLinus Torvalds	help
6181da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
6191da177e4SLinus Torvalds
620ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
621ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
6225e83d430SRalf Baechle	select BOOT_ELF32
6235e83d430SRalf Baechle	select DMA_COHERENT
6245e83d430SRalf Baechle	select SIBYTE_BCM1120
6255e83d430SRalf Baechle	select SWAP_IO_SPACE
6267cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6275e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6285e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6295e83d430SRalf Baechle
630ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
631ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
6325e83d430SRalf Baechle	select BOOT_ELF32
6335e83d430SRalf Baechle	select DMA_COHERENT
6345e83d430SRalf Baechle	select SIBYTE_BCM1120
6355e83d430SRalf Baechle	select SWAP_IO_SPACE
6367cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6375e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6385e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6395e83d430SRalf Baechle
6405e83d430SRalf Baechleconfig SIBYTE_CRHONE
6413fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
6425e83d430SRalf Baechle	select BOOT_ELF32
6435e83d430SRalf Baechle	select DMA_COHERENT
6445e83d430SRalf Baechle	select SIBYTE_BCM1125
6455e83d430SRalf Baechle	select SWAP_IO_SPACE
6467cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
6475e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6485e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
6495e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6505e83d430SRalf Baechle
651ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
652ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
653ade299d8SYoichi Yuasa	select BOOT_ELF32
654ade299d8SYoichi Yuasa	select DMA_COHERENT
655ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
656ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
657ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
658ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
659ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
660ade299d8SYoichi Yuasa
661ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
662ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
663ade299d8SYoichi Yuasa	select BOOT_ELF32
664ade299d8SYoichi Yuasa	select DMA_COHERENT
665fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
666ade299d8SYoichi Yuasa	select SIBYTE_SB1250
667ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
668ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
669ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
670ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
671ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
672cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
673ade299d8SYoichi Yuasa
674ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
675ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
676ade299d8SYoichi Yuasa	select BOOT_ELF32
677ade299d8SYoichi Yuasa	select DMA_COHERENT
678fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
679ade299d8SYoichi Yuasa	select SIBYTE_SB1250
680ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
681ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
682ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
683ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
684ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
685ade299d8SYoichi Yuasa
686ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
687ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
688ade299d8SYoichi Yuasa	select BOOT_ELF32
689ade299d8SYoichi Yuasa	select DMA_COHERENT
690ade299d8SYoichi Yuasa	select SIBYTE_SB1250
691ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
692ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
693ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
694ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
695ade299d8SYoichi Yuasa
696ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
697ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
698ade299d8SYoichi Yuasa	select BOOT_ELF32
699ade299d8SYoichi Yuasa	select DMA_COHERENT
700ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
701ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
702ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
703ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
704ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
705651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
706ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
707cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
708ade299d8SYoichi Yuasa
70914b36af4SThomas Bogendoerferconfig SNI_RM
71014b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
7110e2794b0SRalf Baechle	select FW_ARC if CPU_LITTLE_ENDIAN
7120e2794b0SRalf Baechle	select FW_ARC32 if CPU_LITTLE_ENDIAN
713aaa9fad3SPaul Bolle	select FW_SNIPROM if CPU_BIG_ENDIAN
7145e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
7155e83d430SRalf Baechle	select BOOT_ELF32
71642f77542SRalf Baechle	select CEVT_R4K
717940f6b48SRalf Baechle	select CSRC_R4K
718e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
7195e83d430SRalf Baechle	select DMA_NONCOHERENT
7205e83d430SRalf Baechle	select GENERIC_ISA_DMA
7218a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
7225e83d430SRalf Baechle	select HW_HAS_EISA
7235e83d430SRalf Baechle	select HW_HAS_PCI
724c066a32aSThomas Bogendoerfer	select IRQ_CPU
725d865bea4SRalf Baechle	select I8253
7265e83d430SRalf Baechle	select I8259
7275e83d430SRalf Baechle	select ISA
7284a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
7297cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
7304a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
731c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
7324a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
73336a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
734ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
7357d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
7364a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
7375e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
7385e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
7391da177e4SLinus Torvalds	help
74014b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
74114b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
7425e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
7435e83d430SRalf Baechle	  support this machine type.
7441da177e4SLinus Torvalds
745edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX
746edcaf1a6SAtsushi Nemoto	bool "Toshiba TX39 series based machines"
7475e83d430SRalf Baechle
748edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX
749edcaf1a6SAtsushi Nemoto	bool "Toshiba TX49 series based machines"
75023fbee9dSRalf Baechle
75173b4390fSRalf Baechleconfig MIKROTIK_RB532
75273b4390fSRalf Baechle	bool "Mikrotik RB532 boards"
75373b4390fSRalf Baechle	select CEVT_R4K
75473b4390fSRalf Baechle	select CSRC_R4K
75573b4390fSRalf Baechle	select DMA_NONCOHERENT
75673b4390fSRalf Baechle	select HW_HAS_PCI
75773b4390fSRalf Baechle	select IRQ_CPU
75873b4390fSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
75973b4390fSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
76073b4390fSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
76173b4390fSRalf Baechle	select SWAP_IO_SPACE
76273b4390fSRalf Baechle	select BOOT_RAW
763d888e25bSFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
764930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_4
76573b4390fSRalf Baechle	help
76673b4390fSRalf Baechle	  Support the Mikrotik(tm) RouterBoard 532 series,
76773b4390fSRalf Baechle	  based on the IDT RC32434 SoC.
76873b4390fSRalf Baechle
7699ddebc46SDavid Daneyconfig CAVIUM_OCTEON_SOC
7709ddebc46SDavid Daney	bool "Cavium Networks Octeon SoC based boards"
771a86c7f72SDavid Daney	select CEVT_R4K
772a86c7f72SDavid Daney	select 64BIT_PHYS_ADDR
773a86c7f72SDavid Daney	select DMA_COHERENT
774a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
775a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
776f65aad41SRalf Baechle	select EDAC_SUPPORT
777773cb77dSRalf Baechle	select SYS_SUPPORTS_HOTPLUG_CPU
778a86c7f72SDavid Daney	select SYS_HAS_EARLY_PRINTK
7795e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
780a86c7f72SDavid Daney	select SWAP_IO_SPACE
781e8635b48SDavid Daney	select HW_HAS_PCI
782f00e001eSDavid Daney	select ZONE_DMA32
783465aaed0SDavid Daney	select HOLES_IN_ZONE
78499cab4bbSDavid Daney	select ARCH_REQUIRE_GPIOLIB
7856e511163SDavid Daney	select LIBFDT
7866e511163SDavid Daney	select USE_OF
7876e511163SDavid Daney	select ARCH_SPARSEMEM_ENABLE
7886e511163SDavid Daney	select SYS_SUPPORTS_SMP
7896e511163SDavid Daney	select NR_CPUS_DEFAULT_16
790e326479fSAndrew Bresticker	select BUILTIN_DTB
791a86c7f72SDavid Daney	help
792a86c7f72SDavid Daney	  This option supports all of the Octeon reference boards from Cavium
793a86c7f72SDavid Daney	  Networks. It builds a kernel that dynamically determines the Octeon
794a86c7f72SDavid Daney	  CPU type and supports all known board reference implementations.
795a86c7f72SDavid Daney	  Some of the supported boards are:
796a86c7f72SDavid Daney		EBT3000
797a86c7f72SDavid Daney		EBH3000
798a86c7f72SDavid Daney		EBH3100
799a86c7f72SDavid Daney		Thunder
800a86c7f72SDavid Daney		Kodama
801a86c7f72SDavid Daney		Hikari
802a86c7f72SDavid Daney	  Say Y here for most Octeon reference boards.
803a86c7f72SDavid Daney
8047f058e85SJayachandran Cconfig NLM_XLR_BOARD
8057f058e85SJayachandran C	bool "Netlogic XLR/XLS based systems"
8067f058e85SJayachandran C	select BOOT_ELF32
8077f058e85SJayachandran C	select NLM_COMMON
8087f058e85SJayachandran C	select SYS_HAS_CPU_XLR
8097f058e85SJayachandran C	select SYS_SUPPORTS_SMP
8107f058e85SJayachandran C	select HW_HAS_PCI
8117f058e85SJayachandran C	select SWAP_IO_SPACE
8127f058e85SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8137f058e85SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
8147f058e85SJayachandran C	select 64BIT_PHYS_ADDR
8157f058e85SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8167f058e85SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8177f058e85SJayachandran C	select DMA_COHERENT
8187f058e85SJayachandran C	select NR_CPUS_DEFAULT_32
8197f058e85SJayachandran C	select CEVT_R4K
8207f058e85SJayachandran C	select CSRC_R4K
8217f058e85SJayachandran C	select IRQ_CPU
822b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8237f058e85SJayachandran C	select SYNC_R4K
8247f058e85SJayachandran C	select SYS_HAS_EARLY_PRINTK
8258f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
8268f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
8277f058e85SJayachandran C	help
8287f058e85SJayachandran C	  Support for systems based on Netlogic XLR and XLS processors.
8297f058e85SJayachandran C	  Say Y here if you have a XLR or XLS based board.
8307f058e85SJayachandran C
8311c773ea4SJayachandran Cconfig NLM_XLP_BOARD
8321c773ea4SJayachandran C	bool "Netlogic XLP based systems"
8331c773ea4SJayachandran C	select BOOT_ELF32
8341c773ea4SJayachandran C	select NLM_COMMON
8351c773ea4SJayachandran C	select SYS_HAS_CPU_XLP
8361c773ea4SJayachandran C	select SYS_SUPPORTS_SMP
8371c773ea4SJayachandran C	select HW_HAS_PCI
8381c773ea4SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8391c773ea4SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
8401c773ea4SJayachandran C	select 64BIT_PHYS_ADDR
8411c773ea4SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8421c773ea4SJayachandran C	select SYS_SUPPORTS_LITTLE_ENDIAN
8431c773ea4SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8441c773ea4SJayachandran C	select DMA_COHERENT
8451c773ea4SJayachandran C	select NR_CPUS_DEFAULT_32
8461c773ea4SJayachandran C	select CEVT_R4K
8471c773ea4SJayachandran C	select CSRC_R4K
8481c773ea4SJayachandran C	select IRQ_CPU
849b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8501c773ea4SJayachandran C	select SYNC_R4K
8511c773ea4SJayachandran C	select SYS_HAS_EARLY_PRINTK
8522f6528e1SJayachandran C	select USE_OF
8538f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT
8548f0b0430SJayachandran C	select SYS_SUPPORTS_ZBOOT_UART16550
8551c773ea4SJayachandran C	help
8561c773ea4SJayachandran C	  This board is based on Netlogic XLP Processor.
8571c773ea4SJayachandran C	  Say Y here if you have a XLP based board.
8581c773ea4SJayachandran C
8599bc463beSDavid Daneyconfig MIPS_PARAVIRT
8609bc463beSDavid Daney	bool "Para-Virtualized guest system"
8619bc463beSDavid Daney	select CEVT_R4K
8629bc463beSDavid Daney	select CSRC_R4K
8639bc463beSDavid Daney	select DMA_COHERENT
8649bc463beSDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
8659bc463beSDavid Daney	select SYS_SUPPORTS_32BIT_KERNEL
8669bc463beSDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
8679bc463beSDavid Daney	select SYS_SUPPORTS_SMP
8689bc463beSDavid Daney	select NR_CPUS_DEFAULT_4
8699bc463beSDavid Daney	select SYS_HAS_EARLY_PRINTK
8709bc463beSDavid Daney	select SYS_HAS_CPU_MIPS32_R2
8719bc463beSDavid Daney	select SYS_HAS_CPU_MIPS64_R2
8729bc463beSDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
8739bc463beSDavid Daney	select HW_HAS_PCI
8749bc463beSDavid Daney	select SWAP_IO_SPACE
8759bc463beSDavid Daney	help
8769bc463beSDavid Daney	  This option supports guest running under ????
8779bc463beSDavid Daney
8781da177e4SLinus Torvaldsendchoice
8791da177e4SLinus Torvalds
880e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig"
8813b12308fSSergey Ryazanovsource "arch/mips/ath25/Kconfig"
882d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig"
883a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig"
884e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig"
8855e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
8865ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig"
8878ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig"
8881f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
8890f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig"
890ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig"
89129c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
89238b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
89322b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig"
8945e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
895a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig"
89685749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig"
897ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig"
8987f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig"
899ae6e7e63SDavid Daneysource "arch/mips/paravirt/Kconfig"
90038b18f72SRalf Baechle
9015e83d430SRalf Baechleendmenu
9025e83d430SRalf Baechle
9031da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
9041da177e4SLinus Torvalds	bool
9051da177e4SLinus Torvalds	default y
9061da177e4SLinus Torvalds
9071da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
9081da177e4SLinus Torvalds	bool
9091da177e4SLinus Torvalds
910f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
911f0d1b0b3SDavid Howells	bool
912f0d1b0b3SDavid Howells	default n
913f0d1b0b3SDavid Howells
914f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
915f0d1b0b3SDavid Howells	bool
916f0d1b0b3SDavid Howells	default n
917f0d1b0b3SDavid Howells
9183c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
9193c9ee7efSAkinobu Mita	bool
9203c9ee7efSAkinobu Mita	default y
9213c9ee7efSAkinobu Mita
9221da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
9231da177e4SLinus Torvalds	bool
9241da177e4SLinus Torvalds	default y
9251da177e4SLinus Torvalds
926ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER
9271cc89038SAtsushi Nemoto	bool
9281cc89038SAtsushi Nemoto	default y
9291cc89038SAtsushi Nemoto
9301da177e4SLinus Torvalds#
9311da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
9321da177e4SLinus Torvalds#
9330e2794b0SRalf Baechleconfig FW_ARC
9341da177e4SLinus Torvalds	bool
9351da177e4SLinus Torvalds
93661ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
93761ed242dSRalf Baechle	bool
93861ed242dSRalf Baechle
9399267a30dSMarc St-Jeanconfig BOOT_RAW
9409267a30dSMarc St-Jean	bool
9419267a30dSMarc St-Jean
942217dd11eSRalf Baechleconfig CEVT_BCM1480
943217dd11eSRalf Baechle	bool
944217dd11eSRalf Baechle
9456457d9fcSYoichi Yuasaconfig CEVT_DS1287
9466457d9fcSYoichi Yuasa	bool
9476457d9fcSYoichi Yuasa
9481097c6acSYoichi Yuasaconfig CEVT_GT641XX
9491097c6acSYoichi Yuasa	bool
9501097c6acSYoichi Yuasa
95142f77542SRalf Baechleconfig CEVT_R4K
95242f77542SRalf Baechle	bool
95342f77542SRalf Baechle
954217dd11eSRalf Baechleconfig CEVT_SB1250
955217dd11eSRalf Baechle	bool
956217dd11eSRalf Baechle
957229f773eSAtsushi Nemotoconfig CEVT_TXX9
958229f773eSAtsushi Nemoto	bool
959229f773eSAtsushi Nemoto
960217dd11eSRalf Baechleconfig CSRC_BCM1480
961217dd11eSRalf Baechle	bool
962217dd11eSRalf Baechle
9634247417dSYoichi Yuasaconfig CSRC_IOASIC
9644247417dSYoichi Yuasa	bool
9654247417dSYoichi Yuasa
966940f6b48SRalf Baechleconfig CSRC_R4K
967940f6b48SRalf Baechle	bool
968940f6b48SRalf Baechle
969217dd11eSRalf Baechleconfig CSRC_SB1250
970217dd11eSRalf Baechle	bool
971217dd11eSRalf Baechle
972a9aec7feSAtsushi Nemotoconfig GPIO_TXX9
9737444a72eSMichael Buesch	select ARCH_REQUIRE_GPIOLIB
974a9aec7feSAtsushi Nemoto	bool
975a9aec7feSAtsushi Nemoto
9760e2794b0SRalf Baechleconfig FW_CFE
977df78b5c8SAurelien Jarno	bool
978df78b5c8SAurelien Jarno
9794bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT
9804bafad92SFUJITA Tomonori	def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT
9814bafad92SFUJITA Tomonori
982885014bcSFelix Fietkauconfig DMA_MAYBE_COHERENT
983885014bcSFelix Fietkau	select DMA_NONCOHERENT
984885014bcSFelix Fietkau	bool
985885014bcSFelix Fietkau
9861da177e4SLinus Torvaldsconfig DMA_COHERENT
9871da177e4SLinus Torvalds	bool
9881da177e4SLinus Torvalds
9891da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
9901da177e4SLinus Torvalds	bool
991e1e02b32SFUJITA Tomonori	select NEED_DMA_MAP_STATE
9924ce588cdSRalf Baechle
993e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE
9944ce588cdSRalf Baechle	bool
9951da177e4SLinus Torvalds
99636a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
9971da177e4SLinus Torvalds	bool
9981da177e4SLinus Torvalds
999dbb74540SRalf Baechleconfig HOTPLUG_CPU
10001b2bc75cSRalf Baechle	bool "Support for hot-pluggable CPUs"
100140b31360SStephen Rothwell	depends on SMP && SYS_SUPPORTS_HOTPLUG_CPU
10021b2bc75cSRalf Baechle	help
10031b2bc75cSRalf Baechle	  Say Y here to allow turning CPUs off and on. CPUs can be
10041b2bc75cSRalf Baechle	  controlled through /sys/devices/system/cpu.
10051b2bc75cSRalf Baechle	  (Note: power management support will enable this option
10061b2bc75cSRalf Baechle	    automatically on SMP systems. )
10071b2bc75cSRalf Baechle	  Say N if you want to disable CPU hotplug.
10081b2bc75cSRalf Baechle
10091b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU
1010dbb74540SRalf Baechle	bool
1011dbb74540SRalf Baechle
10121da177e4SLinus Torvaldsconfig I8259
10131da177e4SLinus Torvalds	bool
1014079a4601SAndrew Bresticker	select IRQ_DOMAIN
10151da177e4SLinus Torvalds
10161da177e4SLinus Torvaldsconfig MIPS_BONITO64
10171da177e4SLinus Torvalds	bool
10181da177e4SLinus Torvalds
10191da177e4SLinus Torvaldsconfig MIPS_MSC
10201da177e4SLinus Torvalds	bool
10211da177e4SLinus Torvalds
10221f21d2bdSBrian Murphyconfig MIPS_NILE4
10231f21d2bdSBrian Murphy	bool
10241f21d2bdSBrian Murphy
102539b8d525SRalf Baechleconfig SYNC_R4K
102639b8d525SRalf Baechle	bool
102739b8d525SRalf Baechle
1028487d70d0SGabor Juhosconfig MIPS_MACHINE
1029487d70d0SGabor Juhos	def_bool n
1030487d70d0SGabor Juhos
1031ce816fa8SUwe Kleine-Königconfig NO_IOPORT_MAP
1032d388d685SMaciej W. Rozycki	def_bool n
1033d388d685SMaciej W. Rozycki
10348313da30SRalf Baechleconfig GENERIC_ISA_DMA
10358313da30SRalf Baechle	bool
10368313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1037a35bee8aSNamhyung Kim	select ISA_DMA_API
10388313da30SRalf Baechle
1039aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
1040aa414dffSRalf Baechle	bool
10418313da30SRalf Baechle	select GENERIC_ISA_DMA
1042aa414dffSRalf Baechle
1043a35bee8aSNamhyung Kimconfig ISA_DMA_API
1044a35bee8aSNamhyung Kim	bool
1045a35bee8aSNamhyung Kim
1046465aaed0SDavid Daneyconfig HOLES_IN_ZONE
1047465aaed0SDavid Daney	bool
1048465aaed0SDavid Daney
10495e83d430SRalf Baechle#
10506b2aac42SMasanari Iida# Endianness selection.  Sufficiently obscure so many users don't know what to
10515e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
10525e83d430SRalf Baechle# choice statement should be more obvious to the user.
10535e83d430SRalf Baechle#
10545e83d430SRalf Baechlechoice
10556b2aac42SMasanari Iida	prompt "Endianness selection"
10561da177e4SLinus Torvalds	help
10571da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
10585e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
10593cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
10605e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
10613dde6ad8SDavid Sterba	  one or the other endianness.
10625e83d430SRalf Baechle
10635e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
10645e83d430SRalf Baechle	bool "Big endian"
10655e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
10665e83d430SRalf Baechle
10675e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
10685e83d430SRalf Baechle	bool "Little endian"
10695e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
10705e83d430SRalf Baechle
10715e83d430SRalf Baechleendchoice
10725e83d430SRalf Baechle
107322b0763aSDavid Daneyconfig EXPORT_UASM
107422b0763aSDavid Daney	bool
107522b0763aSDavid Daney
10762116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
10772116245eSRalf Baechle	bool
10782116245eSRalf Baechle
10795e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
10805e83d430SRalf Baechle	bool
10815e83d430SRalf Baechle
10825e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
10835e83d430SRalf Baechle	bool
10841da177e4SLinus Torvalds
10859cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS
10869cffd154SDavid Daney	bool
10879cffd154SDavid Daney	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
10889cffd154SDavid Daney	default y
10899cffd154SDavid Daney
1090aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT
1091aa1762f4SDavid Daney	def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1092aa1762f4SDavid Daney
10931da177e4SLinus Torvaldsconfig IRQ_CPU
10941da177e4SLinus Torvalds	bool
10950f84c305SAndrew Bresticker	select IRQ_DOMAIN
10961da177e4SLinus Torvalds
10971da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
10981da177e4SLinus Torvalds	bool
10991da177e4SLinus Torvalds
11009267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
11019267a30dSMarc St-Jean	bool
11029267a30dSMarc St-Jean
11039267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
11049267a30dSMarc St-Jean	bool
11059267a30dSMarc St-Jean
11068420fd00SAtsushi Nemotoconfig IRQ_TXX9
11078420fd00SAtsushi Nemoto	bool
11088420fd00SAtsushi Nemoto
1109d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
1110d5ab1a69SYoichi Yuasa	bool
1111d5ab1a69SYoichi Yuasa
1112252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
11131da177e4SLinus Torvalds	bool
11141da177e4SLinus Torvalds
11159267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
11169267a30dSMarc St-Jean	bool
11179267a30dSMarc St-Jean
1118a83860c2SRalf Baechleconfig SOC_EMMA2RH
1119a83860c2SRalf Baechle	bool
1120a83860c2SRalf Baechle	select CEVT_R4K
1121a83860c2SRalf Baechle	select CSRC_R4K
1122a83860c2SRalf Baechle	select DMA_NONCOHERENT
1123a83860c2SRalf Baechle	select IRQ_CPU
1124a83860c2SRalf Baechle	select SWAP_IO_SPACE
1125a83860c2SRalf Baechle	select SYS_HAS_CPU_R5500
1126a83860c2SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1127a83860c2SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
1128a83860c2SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
1129a83860c2SRalf Baechle
1130edb6310aSDaniel Lairdconfig SOC_PNX833X
1131edb6310aSDaniel Laird	bool
1132edb6310aSDaniel Laird	select CEVT_R4K
1133edb6310aSDaniel Laird	select CSRC_R4K
1134edb6310aSDaniel Laird	select IRQ_CPU
1135edb6310aSDaniel Laird	select DMA_NONCOHERENT
1136edb6310aSDaniel Laird	select SYS_HAS_CPU_MIPS32_R2
1137edb6310aSDaniel Laird	select SYS_SUPPORTS_32BIT_KERNEL
1138edb6310aSDaniel Laird	select SYS_SUPPORTS_LITTLE_ENDIAN
1139edb6310aSDaniel Laird	select SYS_SUPPORTS_BIG_ENDIAN
1140377cb1b6SRalf Baechle	select SYS_SUPPORTS_MIPS16
1141edb6310aSDaniel Laird	select CPU_MIPSR2_IRQ_VI
1142edb6310aSDaniel Laird
1143edb6310aSDaniel Lairdconfig SOC_PNX8335
1144edb6310aSDaniel Laird	bool
1145edb6310aSDaniel Laird	select SOC_PNX833X
1146edb6310aSDaniel Laird
11471da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
11481da177e4SLinus Torvalds	bool
11491da177e4SLinus Torvalds
1150e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
1151e2defae5SThomas Bogendoerfer	bool
1152e2defae5SThomas Bogendoerfer
11535b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2
11545b438c44SThomas Bogendoerfer	bool
11555b438c44SThomas Bogendoerfer
1156e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
1157e2defae5SThomas Bogendoerfer	bool
1158e2defae5SThomas Bogendoerfer
1159e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
1160e2defae5SThomas Bogendoerfer	bool
1161e2defae5SThomas Bogendoerfer
1162e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
1163e2defae5SThomas Bogendoerfer	bool
1164e2defae5SThomas Bogendoerfer
1165e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
1166e2defae5SThomas Bogendoerfer	bool
1167e2defae5SThomas Bogendoerfer
1168e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1169e2defae5SThomas Bogendoerfer	bool
1170e2defae5SThomas Bogendoerfer
11710e2794b0SRalf Baechleconfig FW_ARC32
11725e83d430SRalf Baechle	bool
11735e83d430SRalf Baechle
1174aaa9fad3SPaul Bolleconfig FW_SNIPROM
1175231a35d3SThomas Bogendoerfer	bool
1176231a35d3SThomas Bogendoerfer
11771da177e4SLinus Torvaldsconfig BOOT_ELF32
11781da177e4SLinus Torvalds	bool
11791da177e4SLinus Torvalds
1180930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_4
1181930beb5aSFlorian Fainelli	bool
1182930beb5aSFlorian Fainelli
1183930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_5
1184930beb5aSFlorian Fainelli	bool
1185930beb5aSFlorian Fainelli
1186930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_6
1187930beb5aSFlorian Fainelli	bool
1188930beb5aSFlorian Fainelli
1189930beb5aSFlorian Fainelliconfig MIPS_L1_CACHE_SHIFT_7
1190930beb5aSFlorian Fainelli	bool
1191930beb5aSFlorian Fainelli
11921da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
11931da177e4SLinus Torvalds	int
1194a4c0201eSFlorian Fainelli	default "4" if MIPS_L1_CACHE_SHIFT_4
1195a4c0201eSFlorian Fainelli	default "5" if MIPS_L1_CACHE_SHIFT_5
1196a4c0201eSFlorian Fainelli	default "6" if MIPS_L1_CACHE_SHIFT_6
1197a4c0201eSFlorian Fainelli	default "7" if MIPS_L1_CACHE_SHIFT_7
11981da177e4SLinus Torvalds	default "5"
11991da177e4SLinus Torvalds
12001da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
12011da177e4SLinus Torvalds	bool
12021da177e4SLinus Torvalds
12031da177e4SLinus Torvaldsconfig ARC_CONSOLE
12041da177e4SLinus Torvalds	bool "ARC console support"
1205e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
12061da177e4SLinus Torvalds
12071da177e4SLinus Torvaldsconfig ARC_MEMORY
12081da177e4SLinus Torvalds	bool
120914b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
12101da177e4SLinus Torvalds	default y
12111da177e4SLinus Torvalds
12121da177e4SLinus Torvaldsconfig ARC_PROMLIB
12131da177e4SLinus Torvalds	bool
1214e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
12151da177e4SLinus Torvalds	default y
12161da177e4SLinus Torvalds
12170e2794b0SRalf Baechleconfig FW_ARC64
12181da177e4SLinus Torvalds	bool
12191da177e4SLinus Torvalds
12201da177e4SLinus Torvaldsconfig BOOT_ELF64
12211da177e4SLinus Torvalds	bool
12221da177e4SLinus Torvalds
12231da177e4SLinus Torvaldsmenu "CPU selection"
12241da177e4SLinus Torvalds
12251da177e4SLinus Torvaldschoice
12261da177e4SLinus Torvalds	prompt "CPU type"
12271da177e4SLinus Torvalds	default CPU_R4X00
12281da177e4SLinus Torvalds
12290e476d91SHuacai Chenconfig CPU_LOONGSON3
12300e476d91SHuacai Chen	bool "Loongson 3 CPU"
12310e476d91SHuacai Chen	depends on SYS_HAS_CPU_LOONGSON3
12320e476d91SHuacai Chen	select CPU_SUPPORTS_64BIT_KERNEL
12330e476d91SHuacai Chen	select CPU_SUPPORTS_HIGHMEM
12340e476d91SHuacai Chen	select CPU_SUPPORTS_HUGEPAGES
12350e476d91SHuacai Chen	select WEAK_ORDERING
12360e476d91SHuacai Chen	select WEAK_REORDERING_BEYOND_LLSC
12370e476d91SHuacai Chen	help
12380e476d91SHuacai Chen		The Loongson 3 processor implements the MIPS64R2 instruction
12390e476d91SHuacai Chen		set with many extensions.
12400e476d91SHuacai Chen
12413702bba5SWu Zhangjinconfig CPU_LOONGSON2E
12423702bba5SWu Zhangjin	bool "Loongson 2E"
12433702bba5SWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2E
12443702bba5SWu Zhangjin	select CPU_LOONGSON2
12452a21c730SFuxin Zhang	help
12462a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
12472a21c730SFuxin Zhang	  with many extensions.
12482a21c730SFuxin Zhang
124925985edcSLucas De Marchi	  It has an internal FPGA northbridge, which is compatible to
12506f7a251aSWu Zhangjin	  bonito64.
12516f7a251aSWu Zhangjin
12526f7a251aSWu Zhangjinconfig CPU_LOONGSON2F
12536f7a251aSWu Zhangjin	bool "Loongson 2F"
12546f7a251aSWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2F
12556f7a251aSWu Zhangjin	select CPU_LOONGSON2
1256c197da91SArnaud Patard	select ARCH_REQUIRE_GPIOLIB
12576f7a251aSWu Zhangjin	help
12586f7a251aSWu Zhangjin	  The Loongson 2F processor implements the MIPS III instruction set
12596f7a251aSWu Zhangjin	  with many extensions.
12606f7a251aSWu Zhangjin
12616f7a251aSWu Zhangjin	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
12626f7a251aSWu Zhangjin	  have a similar programming interface with FPGA northbridge used in
12636f7a251aSWu Zhangjin	  Loongson2E.
12646f7a251aSWu Zhangjin
1265ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B
1266ca585cf9SKelvin Cheung	bool "Loongson 1B"
1267ca585cf9SKelvin Cheung	depends on SYS_HAS_CPU_LOONGSON1B
1268ca585cf9SKelvin Cheung	select CPU_LOONGSON1
1269ca585cf9SKelvin Cheung	help
1270ca585cf9SKelvin Cheung	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1271ca585cf9SKelvin Cheung	  release 2 instruction set.
1272ca585cf9SKelvin Cheung
12736e760c8dSRalf Baechleconfig CPU_MIPS32_R1
12746e760c8dSRalf Baechle	bool "MIPS32 Release 1"
12757cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
12766e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1277797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1278ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12796e760c8dSRalf Baechle	help
12805e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
12811e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
12821e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
12831e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
12841e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
12851e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
12861e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
12871e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
12881e5f1caaSRalf Baechle	  performance.
12891e5f1caaSRalf Baechle
12901e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
12911e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
12927cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
12931e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1294797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1295ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1296a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
12972235a54dSSanjay Lal	select HAVE_KVM
12981e5f1caaSRalf Baechle	help
12995e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
13006e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
13016e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
13026e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13036e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
13041da177e4SLinus Torvalds
13056e760c8dSRalf Baechleconfig CPU_MIPS64_R1
13066e760c8dSRalf Baechle	bool "MIPS64 Release 1"
13077cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1308797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1309ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1310ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1311ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13129cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
13136e760c8dSRalf Baechle	help
13146e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
13156e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
13166e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
13176e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
13186e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
13191e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
13201e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
13211e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
13221e5f1caaSRalf Baechle	  performance.
13231e5f1caaSRalf Baechle
13241e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
13251e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
13267cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1327797798c1SRalf Baechle	select CPU_HAS_PREFETCH
13281e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
13291e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1330ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13319cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1332a5e9a69eSPaul Burton	select CPU_SUPPORTS_MSA
13331e5f1caaSRalf Baechle	help
13341e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
13351e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
13361e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
13371e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
13381e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
13391da177e4SLinus Torvalds
13401da177e4SLinus Torvaldsconfig CPU_R3000
13411da177e4SLinus Torvalds	bool "R3000"
13427cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1343f7062ddbSRalf Baechle	select CPU_HAS_WB
1344ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1345797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
13461da177e4SLinus Torvalds	help
13471da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
13481da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
13491da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
13501da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
13511da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
13521da177e4SLinus Torvalds	  try to recompile with R3000.
13531da177e4SLinus Torvalds
13541da177e4SLinus Torvaldsconfig CPU_TX39XX
13551da177e4SLinus Torvalds	bool "R39XX"
13567cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1357ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
13581da177e4SLinus Torvalds
13591da177e4SLinus Torvaldsconfig CPU_VR41XX
13601da177e4SLinus Torvalds	bool "R41xx"
13617cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1362ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1363ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13641da177e4SLinus Torvalds	help
13655e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
13661da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
13671da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
13681da177e4SLinus Torvalds	  processor or vice versa.
13691da177e4SLinus Torvalds
13701da177e4SLinus Torvaldsconfig CPU_R4300
13711da177e4SLinus Torvalds	bool "R4300"
13727cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1373ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1374ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13751da177e4SLinus Torvalds	help
13761da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
13771da177e4SLinus Torvalds
13781da177e4SLinus Torvaldsconfig CPU_R4X00
13791da177e4SLinus Torvalds	bool "R4x00"
13807cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1381ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1382ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1383970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13841da177e4SLinus Torvalds	help
13851da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
13861da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
13871da177e4SLinus Torvalds
13881da177e4SLinus Torvaldsconfig CPU_TX49XX
13891da177e4SLinus Torvalds	bool "R49XX"
13907cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1391de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1392ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1393ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1394970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13951da177e4SLinus Torvalds
13961da177e4SLinus Torvaldsconfig CPU_R5000
13971da177e4SLinus Torvalds	bool "R5000"
13987cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1399ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1400ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1401970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14021da177e4SLinus Torvalds	help
14031da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
14041da177e4SLinus Torvalds
14051da177e4SLinus Torvaldsconfig CPU_R5432
14061da177e4SLinus Torvalds	bool "R5432"
14077cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
14085e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
14095e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1410970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14111da177e4SLinus Torvalds
1412542c1020SShinya Kuribayashiconfig CPU_R5500
1413542c1020SShinya Kuribayashi	bool "R5500"
1414542c1020SShinya Kuribayashi	depends on SYS_HAS_CPU_R5500
1415542c1020SShinya Kuribayashi	select CPU_SUPPORTS_32BIT_KERNEL
1416542c1020SShinya Kuribayashi	select CPU_SUPPORTS_64BIT_KERNEL
14179cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1418542c1020SShinya Kuribayashi	help
1419542c1020SShinya Kuribayashi	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1420542c1020SShinya Kuribayashi	  instruction set.
1421542c1020SShinya Kuribayashi
14221da177e4SLinus Torvaldsconfig CPU_R6000
14231da177e4SLinus Torvalds	bool "R6000"
14247cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1425ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
14261da177e4SLinus Torvalds	help
14271da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1428c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
14291da177e4SLinus Torvalds
14301da177e4SLinus Torvaldsconfig CPU_NEVADA
14311da177e4SLinus Torvalds	bool "RM52xx"
14327cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1433ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1434ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1435970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14361da177e4SLinus Torvalds	help
14371da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
14381da177e4SLinus Torvalds
14391da177e4SLinus Torvaldsconfig CPU_R8000
14401da177e4SLinus Torvalds	bool "R8000"
14417cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
14425e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1443ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
14441da177e4SLinus Torvalds	help
14451da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
14461da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
14471da177e4SLinus Torvalds
14481da177e4SLinus Torvaldsconfig CPU_R10000
14491da177e4SLinus Torvalds	bool "R10000"
14507cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
14515e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1452ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1453ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1454797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1455970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14561da177e4SLinus Torvalds	help
14571da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
14581da177e4SLinus Torvalds
14591da177e4SLinus Torvaldsconfig CPU_RM7000
14601da177e4SLinus Torvalds	bool "RM7000"
14617cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
14625e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1463ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1464ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1465797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1466970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14671da177e4SLinus Torvalds
14681da177e4SLinus Torvaldsconfig CPU_SB1
14691da177e4SLinus Torvalds	bool "SB1"
14707cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1471ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1472ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1473797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1474970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14750004a9dfSRalf Baechle	select WEAK_ORDERING
14761da177e4SLinus Torvalds
1477a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON
1478a86c7f72SDavid Daney	bool "Cavium Octeon processor"
14795e683389SDavid Daney	depends on SYS_HAS_CPU_CAVIUM_OCTEON
1480a86c7f72SDavid Daney	select CPU_HAS_PREFETCH
1481a86c7f72SDavid Daney	select CPU_SUPPORTS_64BIT_KERNEL
1482a86c7f72SDavid Daney	select WEAK_ORDERING
1483a86c7f72SDavid Daney	select CPU_SUPPORTS_HIGHMEM
14849cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
14859296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
1486930beb5aSFlorian Fainelli	select MIPS_L1_CACHE_SHIFT_7
1487a86c7f72SDavid Daney	help
1488a86c7f72SDavid Daney	  The Cavium Octeon processor is a highly integrated chip containing
1489a86c7f72SDavid Daney	  many ethernet hardware widgets for networking tasks. The processor
1490a86c7f72SDavid Daney	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1491a86c7f72SDavid Daney	  Full details can be found at http://www.caviumnetworks.com.
1492a86c7f72SDavid Daney
1493cd746249SJonas Gorskiconfig CPU_BMIPS
1494cd746249SJonas Gorski	bool "Broadcom BMIPS"
1495cd746249SJonas Gorski	depends on SYS_HAS_CPU_BMIPS
1496cd746249SJonas Gorski	select CPU_MIPS32
1497fe7f62c0SJonas Gorski	select CPU_BMIPS32_3300 if SYS_HAS_CPU_BMIPS32_3300
1498cd746249SJonas Gorski	select CPU_BMIPS4350 if SYS_HAS_CPU_BMIPS4350
1499cd746249SJonas Gorski	select CPU_BMIPS4380 if SYS_HAS_CPU_BMIPS4380
1500cd746249SJonas Gorski	select CPU_BMIPS5000 if SYS_HAS_CPU_BMIPS5000
1501cd746249SJonas Gorski	select CPU_SUPPORTS_32BIT_KERNEL
1502cd746249SJonas Gorski	select DMA_NONCOHERENT
1503cd746249SJonas Gorski	select IRQ_CPU
1504cd746249SJonas Gorski	select SWAP_IO_SPACE
1505cd746249SJonas Gorski	select WEAK_ORDERING
1506c1c0c461SKevin Cernekee	select CPU_SUPPORTS_HIGHMEM
150769aaf9c8SJonas Gorski	select CPU_HAS_PREFETCH
1508c1c0c461SKevin Cernekee	help
1509fe7f62c0SJonas Gorski	  Support for BMIPS32/3300/4350/4380 and BMIPS5000 processors.
1510c1c0c461SKevin Cernekee
15117f058e85SJayachandran Cconfig CPU_XLR
15127f058e85SJayachandran C	bool "Netlogic XLR SoC"
15137f058e85SJayachandran C	depends on SYS_HAS_CPU_XLR
15147f058e85SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
15157f058e85SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
15167f058e85SJayachandran C	select CPU_SUPPORTS_HIGHMEM
1517970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15187f058e85SJayachandran C	select WEAK_ORDERING
15197f058e85SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
15207f058e85SJayachandran C	help
15217f058e85SJayachandran C	  Netlogic Microsystems XLR/XLS processors.
15221c773ea4SJayachandran C
15231c773ea4SJayachandran Cconfig CPU_XLP
15241c773ea4SJayachandran C	bool "Netlogic XLP SoC"
15251c773ea4SJayachandran C	depends on SYS_HAS_CPU_XLP
15261c773ea4SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
15271c773ea4SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
15281c773ea4SJayachandran C	select CPU_SUPPORTS_HIGHMEM
15291c773ea4SJayachandran C	select WEAK_ORDERING
15301c773ea4SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
15311c773ea4SJayachandran C	select CPU_HAS_PREFETCH
1532d6504846SJayachandran C	select CPU_MIPSR2
15331c773ea4SJayachandran C	help
15341c773ea4SJayachandran C	  Netlogic Microsystems XLP processors.
15351da177e4SLinus Torvaldsendchoice
15361da177e4SLinus Torvalds
1537a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_FEATURES
1538a6e18781SLeonid Yegoshin	bool "MIPS32 Release 3.5 Features"
1539a6e18781SLeonid Yegoshin	depends on SYS_HAS_CPU_MIPS32_R3_5
1540a6e18781SLeonid Yegoshin	depends on CPU_MIPS32_R2
1541a6e18781SLeonid Yegoshin	help
1542a6e18781SLeonid Yegoshin	  Choose this option to build a kernel for release 2 or later of the
1543a6e18781SLeonid Yegoshin	  MIPS32 architecture including features from the 3.5 release such as
1544a6e18781SLeonid Yegoshin	  support for Enhanced Virtual Addressing (EVA).
1545a6e18781SLeonid Yegoshin
1546a6e18781SLeonid Yegoshinconfig CPU_MIPS32_3_5_EVA
1547a6e18781SLeonid Yegoshin	bool "Enhanced Virtual Addressing (EVA)"
1548a6e18781SLeonid Yegoshin	depends on CPU_MIPS32_3_5_FEATURES
1549a6e18781SLeonid Yegoshin	select EVA
1550a6e18781SLeonid Yegoshin	default y
1551a6e18781SLeonid Yegoshin	help
1552a6e18781SLeonid Yegoshin	  Choose this option if you want to enable the Enhanced Virtual
1553a6e18781SLeonid Yegoshin	  Addressing (EVA) on your MIPS32 core (such as proAptiv).
1554a6e18781SLeonid Yegoshin	  One of its primary benefits is an increase in the maximum size
1555a6e18781SLeonid Yegoshin	  of lowmem (up to 3GB). If unsure, say 'N' here.
1556a6e18781SLeonid Yegoshin
1557622844bfSWu Zhangjinif CPU_LOONGSON2F
1558622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS
1559622844bfSWu Zhangjin	bool
1560622844bfSWu Zhangjin
1561622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS
1562622844bfSWu Zhangjin	bool
1563622844bfSWu Zhangjin
1564622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS
1565622844bfSWu Zhangjin	bool "Loongson 2F Workarounds"
1566622844bfSWu Zhangjin	default y
1567622844bfSWu Zhangjin	select CPU_NOP_WORKAROUNDS
1568622844bfSWu Zhangjin	select CPU_JUMP_WORKAROUNDS
1569622844bfSWu Zhangjin	help
1570622844bfSWu Zhangjin	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1571622844bfSWu Zhangjin	  require workarounds.  Without workarounds the system may hang
1572622844bfSWu Zhangjin	  unexpectedly.  For more information please refer to the gas
1573622844bfSWu Zhangjin	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1574622844bfSWu Zhangjin
1575622844bfSWu Zhangjin	  Loongson 2F03 and later have fixed these issues and no workarounds
1576622844bfSWu Zhangjin	  are needed.  The workarounds have no significant side effect on them
1577622844bfSWu Zhangjin	  but may decrease the performance of the system so this option should
1578622844bfSWu Zhangjin	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
1579622844bfSWu Zhangjin	  systems.
1580622844bfSWu Zhangjin
1581622844bfSWu Zhangjin	  If unsure, please say Y.
1582622844bfSWu Zhangjinendif # CPU_LOONGSON2F
1583622844bfSWu Zhangjin
15841b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT
15851b93b3c3SWu Zhangjin	bool
15861b93b3c3SWu Zhangjin	select HAVE_KERNEL_GZIP
15871b93b3c3SWu Zhangjin	select HAVE_KERNEL_BZIP2
158831c4867dSFlorian Fainelli	select HAVE_KERNEL_LZ4
15891b93b3c3SWu Zhangjin	select HAVE_KERNEL_LZMA
1590fe1d45e0SWu Zhangjin	select HAVE_KERNEL_LZO
15914e23eb63SFlorian Fainelli	select HAVE_KERNEL_XZ
15921b93b3c3SWu Zhangjin
15931b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550
15941b93b3c3SWu Zhangjin	bool
15951b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
15961b93b3c3SWu Zhangjin
15973702bba5SWu Zhangjinconfig CPU_LOONGSON2
15983702bba5SWu Zhangjin	bool
15993702bba5SWu Zhangjin	select CPU_SUPPORTS_32BIT_KERNEL
16003702bba5SWu Zhangjin	select CPU_SUPPORTS_64BIT_KERNEL
16013702bba5SWu Zhangjin	select CPU_SUPPORTS_HIGHMEM
1602970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
16033702bba5SWu Zhangjin
1604ca585cf9SKelvin Cheungconfig CPU_LOONGSON1
1605ca585cf9SKelvin Cheung	bool
1606ca585cf9SKelvin Cheung	select CPU_MIPS32
1607ca585cf9SKelvin Cheung	select CPU_MIPSR2
1608ca585cf9SKelvin Cheung	select CPU_HAS_PREFETCH
1609ca585cf9SKelvin Cheung	select CPU_SUPPORTS_32BIT_KERNEL
1610ca585cf9SKelvin Cheung	select CPU_SUPPORTS_HIGHMEM
1611f29ad10dSKelvin Cheung	select CPU_SUPPORTS_CPUFREQ
1612ca585cf9SKelvin Cheung
1613fe7f62c0SJonas Gorskiconfig CPU_BMIPS32_3300
161404fa8bf7SJonas Gorski	select SMP_UP if SMP
16151bbb6c1bSKevin Cernekee	bool
1616cd746249SJonas Gorski
1617cd746249SJonas Gorskiconfig CPU_BMIPS4350
1618cd746249SJonas Gorski	bool
1619cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1620cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1621cd746249SJonas Gorski
1622cd746249SJonas Gorskiconfig CPU_BMIPS4380
1623cd746249SJonas Gorski	bool
1624bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_6
1625cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1626cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
1627cd746249SJonas Gorski
1628cd746249SJonas Gorskiconfig CPU_BMIPS5000
1629cd746249SJonas Gorski	bool
1630cd746249SJonas Gorski	select MIPS_CPU_SCACHE
1631bbf2ba67SKevin Cernekee	select MIPS_L1_CACHE_SHIFT_7
1632cd746249SJonas Gorski	select SYS_SUPPORTS_SMP
1633cd746249SJonas Gorski	select SYS_SUPPORTS_HOTPLUG_CPU
16341bbb6c1bSKevin Cernekee
16350e476d91SHuacai Chenconfig SYS_HAS_CPU_LOONGSON3
16360e476d91SHuacai Chen	bool
16370e476d91SHuacai Chen	select CPU_SUPPORTS_CPUFREQ
16380e476d91SHuacai Chen
16393702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E
16402a21c730SFuxin Zhang	bool
16412a21c730SFuxin Zhang
16426f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F
16436f7a251aSWu Zhangjin	bool
164455045ff5SWu Zhangjin	select CPU_SUPPORTS_CPUFREQ
164555045ff5SWu Zhangjin	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
164622f1fdfdSWu Zhangjin	select CPU_SUPPORTS_UNCACHED_ACCELERATED
16476f7a251aSWu Zhangjin
1648ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B
1649ca585cf9SKelvin Cheung	bool
1650ca585cf9SKelvin Cheung
16517cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
16527cf8053bSRalf Baechle	bool
16537cf8053bSRalf Baechle
16547cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
16557cf8053bSRalf Baechle	bool
16567cf8053bSRalf Baechle
1657a6e18781SLeonid Yegoshinconfig SYS_HAS_CPU_MIPS32_R3_5
1658a6e18781SLeonid Yegoshin	bool
1659a6e18781SLeonid Yegoshin
16607cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
16617cf8053bSRalf Baechle	bool
16627cf8053bSRalf Baechle
16637cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
16647cf8053bSRalf Baechle	bool
16657cf8053bSRalf Baechle
16667cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
16677cf8053bSRalf Baechle	bool
16687cf8053bSRalf Baechle
16697cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
16707cf8053bSRalf Baechle	bool
16717cf8053bSRalf Baechle
16727cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
16737cf8053bSRalf Baechle	bool
16747cf8053bSRalf Baechle
16757cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
16767cf8053bSRalf Baechle	bool
16777cf8053bSRalf Baechle
16787cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
16797cf8053bSRalf Baechle	bool
16807cf8053bSRalf Baechle
16817cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
16827cf8053bSRalf Baechle	bool
16837cf8053bSRalf Baechle
16847cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
16857cf8053bSRalf Baechle	bool
16867cf8053bSRalf Baechle
16877cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
16887cf8053bSRalf Baechle	bool
16897cf8053bSRalf Baechle
1690542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500
1691542c1020SShinya Kuribayashi	bool
1692542c1020SShinya Kuribayashi
16937cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
16947cf8053bSRalf Baechle	bool
16957cf8053bSRalf Baechle
16967cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
16977cf8053bSRalf Baechle	bool
16987cf8053bSRalf Baechle
16997cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
17007cf8053bSRalf Baechle	bool
17017cf8053bSRalf Baechle
17027cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
17037cf8053bSRalf Baechle	bool
17047cf8053bSRalf Baechle
17057cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
17067cf8053bSRalf Baechle	bool
17077cf8053bSRalf Baechle
17087cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
17097cf8053bSRalf Baechle	bool
17107cf8053bSRalf Baechle
17115e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON
17125e683389SDavid Daney	bool
17135e683389SDavid Daney
1714cd746249SJonas Gorskiconfig SYS_HAS_CPU_BMIPS
1715c1c0c461SKevin Cernekee	bool
1716c1c0c461SKevin Cernekee
1717fe7f62c0SJonas Gorskiconfig SYS_HAS_CPU_BMIPS32_3300
1718c1c0c461SKevin Cernekee	bool
1719cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1720c1c0c461SKevin Cernekee
1721c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350
1722c1c0c461SKevin Cernekee	bool
1723cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1724c1c0c461SKevin Cernekee
1725c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380
1726c1c0c461SKevin Cernekee	bool
1727cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1728c1c0c461SKevin Cernekee
1729c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000
1730c1c0c461SKevin Cernekee	bool
1731cd746249SJonas Gorski	select SYS_HAS_CPU_BMIPS
1732c1c0c461SKevin Cernekee
17337f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR
17347f058e85SJayachandran C	bool
17357f058e85SJayachandran C
17361c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP
17371c773ea4SJayachandran C	bool
17381c773ea4SJayachandran C
1739b6911bbaSPaul Burtonconfig MIPS_MALTA_PM
1740b6911bbaSPaul Burton	depends on MIPS_MALTA
1741b6911bbaSPaul Burton	depends on PCI
1742b6911bbaSPaul Burton	bool
1743b6911bbaSPaul Burton	default y
1744b6911bbaSPaul Burton
174517099b11SRalf Baechle#
174617099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
174717099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
174817099b11SRalf Baechle#
17490004a9dfSRalf Baechleconfig WEAK_ORDERING
17500004a9dfSRalf Baechle	bool
175117099b11SRalf Baechle
175217099b11SRalf Baechle#
175317099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
175417099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
175517099b11SRalf Baechle#
175617099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
175717099b11SRalf Baechle	bool
17585e83d430SRalf Baechleendmenu
17595e83d430SRalf Baechle
17605e83d430SRalf Baechle#
17615e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
17625e83d430SRalf Baechle#
17635e83d430SRalf Baechleconfig CPU_MIPS32
17645e83d430SRalf Baechle	bool
17655e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
17665e83d430SRalf Baechle
17675e83d430SRalf Baechleconfig CPU_MIPS64
17685e83d430SRalf Baechle	bool
17695e83d430SRalf Baechle	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
17705e83d430SRalf Baechle
17715e83d430SRalf Baechle#
1772c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
17735e83d430SRalf Baechle#
17745e83d430SRalf Baechleconfig CPU_MIPSR1
17755e83d430SRalf Baechle	bool
17765e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
17775e83d430SRalf Baechle
17785e83d430SRalf Baechleconfig CPU_MIPSR2
17795e83d430SRalf Baechle	bool
1780a86c7f72SDavid Daney	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
17815e83d430SRalf Baechle
1782a6e18781SLeonid Yegoshinconfig EVA
1783a6e18781SLeonid Yegoshin	bool
1784a6e18781SLeonid Yegoshin
17855e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
17865e83d430SRalf Baechle	bool
17875e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
17885e83d430SRalf Baechle	bool
17895e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
17905e83d430SRalf Baechle	bool
17915e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
17925e83d430SRalf Baechle	bool
179355045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ
179455045ff5SWu Zhangjin	bool
179555045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG
179655045ff5SWu Zhangjin	bool
17979cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES
17989cffd154SDavid Daney	bool
179922f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED
180022f1fdfdSWu Zhangjin	bool
180182622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT
180282622284SDavid Daney	bool
1803d6504846SJayachandran C	default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
18045e83d430SRalf Baechle
18058192c9eaSDavid Daney#
18068192c9eaSDavid Daney# Set to y for ptrace access to watch registers.
18078192c9eaSDavid Daney#
18088192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS
18098192c9eaSDavid Daney       bool
1810f839490aSDavid Daney       default y if CPU_MIPSR1 || CPU_MIPSR2
18118192c9eaSDavid Daney
18125e83d430SRalf Baechlemenu "Kernel type"
18135e83d430SRalf Baechle
18145e83d430SRalf Baechlechoice
18155e83d430SRalf Baechle	prompt "Kernel code model"
18165e83d430SRalf Baechle	help
18175e83d430SRalf Baechle	  You should only select this option if you have a workload that
18185e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
18195e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
18205e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
18215e83d430SRalf Baechle
18225e83d430SRalf Baechleconfig 32BIT
18235e83d430SRalf Baechle	bool "32-bit kernel"
18245e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
18255e83d430SRalf Baechle	select TRAD_SIGNALS
18265e83d430SRalf Baechle	help
18275e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
18285e83d430SRalf Baechleconfig 64BIT
18295e83d430SRalf Baechle	bool "64-bit kernel"
18305e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
18315e83d430SRalf Baechle	help
18325e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
18335e83d430SRalf Baechle
18345e83d430SRalf Baechleendchoice
18355e83d430SRalf Baechle
18362235a54dSSanjay Lalconfig KVM_GUEST
18372235a54dSSanjay Lal	bool "KVM Guest Kernel"
1838f2a5b1d7SJames Hogan	depends on BROKEN_ON_SMP
18392235a54dSSanjay Lal	help
18402235a54dSSanjay Lal	  Select this option if building a guest kernel for KVM (Trap & Emulate) mode
18412235a54dSSanjay Lal
1842eda3d33cSJames Hoganconfig KVM_GUEST_TIMER_FREQ
1843eda3d33cSJames Hogan	int "Count/Compare Timer Frequency (MHz)"
18442235a54dSSanjay Lal	depends on KVM_GUEST
1845eda3d33cSJames Hogan	default 100
18462235a54dSSanjay Lal	help
1847eda3d33cSJames Hogan	  Set this to non-zero if building a guest kernel for KVM to skip RTC
1848eda3d33cSJames Hogan	  emulation when determining guest CPU Frequency. Instead, the guest's
1849eda3d33cSJames Hogan	  timer frequency is specified directly.
18502235a54dSSanjay Lal
18511da177e4SLinus Torvaldschoice
18521da177e4SLinus Torvalds	prompt "Kernel page size"
18531da177e4SLinus Torvalds	default PAGE_SIZE_4KB
18541da177e4SLinus Torvalds
18551da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
18561da177e4SLinus Torvalds	bool "4kB"
18570e476d91SHuacai Chen	depends on !CPU_LOONGSON2 && !CPU_LOONGSON3
18581da177e4SLinus Torvalds	help
18591da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
18601da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
18611da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
18621da177e4SLinus Torvalds	 recommended for low memory systems.
18631da177e4SLinus Torvalds
18641da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
18651da177e4SLinus Torvalds	bool "8kB"
18667d60717eSKees Cook	depends on CPU_R8000 || CPU_CAVIUM_OCTEON
18671da177e4SLinus Torvalds	help
18681da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
18691da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
1870c52399beSRalf Baechle	  only on R8000 and cnMIPS processors.  Note that you will need a
1871c52399beSRalf Baechle	  suitable Linux distribution to support this.
18721da177e4SLinus Torvalds
18731da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
18741da177e4SLinus Torvalds	bool "16kB"
1875714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
18761da177e4SLinus Torvalds	help
18771da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
18781da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
1879714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
1880714bfad6SRalf Baechle	  Linux distribution to support this.
18811da177e4SLinus Torvalds
1882c52399beSRalf Baechleconfig PAGE_SIZE_32KB
1883c52399beSRalf Baechle	bool "32kB"
1884c52399beSRalf Baechle	depends on CPU_CAVIUM_OCTEON
1885c52399beSRalf Baechle	help
1886c52399beSRalf Baechle	  Using 32kB page size will result in higher performance kernel at
1887c52399beSRalf Baechle	  the price of higher memory consumption.  This option is available
1888c52399beSRalf Baechle	  only on cnMIPS cores.  Note that you will need a suitable Linux
1889c52399beSRalf Baechle	  distribution to support this.
1890c52399beSRalf Baechle
18911da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
18921da177e4SLinus Torvalds	bool "64kB"
18937d60717eSKees Cook	depends on !CPU_R3000 && !CPU_TX39XX
18941da177e4SLinus Torvalds	help
18951da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
18961da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
18971da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
1898714bfad6SRalf Baechle	  writing this option is still high experimental.
18991da177e4SLinus Torvalds
19001da177e4SLinus Torvaldsendchoice
19011da177e4SLinus Torvalds
1902c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER
1903c9bace7cSDavid Daney	int "Maximum zone order"
1904e4362d1eSAlex Smith	range 14 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
1905e4362d1eSAlex Smith	default "14" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_64KB
1906e4362d1eSAlex Smith	range 13 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
1907e4362d1eSAlex Smith	default "13" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_32KB
1908e4362d1eSAlex Smith	range 12 64 if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
1909e4362d1eSAlex Smith	default "12" if MIPS_HUGE_TLB_SUPPORT && PAGE_SIZE_16KB
1910c9bace7cSDavid Daney	range 11 64
1911c9bace7cSDavid Daney	default "11"
1912c9bace7cSDavid Daney	help
1913c9bace7cSDavid Daney	  The kernel memory allocator divides physically contiguous memory
1914c9bace7cSDavid Daney	  blocks into "zones", where each zone is a power of two number of
1915c9bace7cSDavid Daney	  pages.  This option selects the largest power of two that the kernel
1916c9bace7cSDavid Daney	  keeps in the memory allocator.  If you need to allocate very large
1917c9bace7cSDavid Daney	  blocks of physically contiguous memory, then you may need to
1918c9bace7cSDavid Daney	  increase this value.
1919c9bace7cSDavid Daney
1920c9bace7cSDavid Daney	  This config option is actually maximum order plus one. For example,
1921c9bace7cSDavid Daney	  a value of 11 means that the largest free memory block is 2^10 pages.
1922c9bace7cSDavid Daney
1923c9bace7cSDavid Daney	  The page size is not necessarily 4KB.  Keep this in mind
1924c9bace7cSDavid Daney	  when choosing a value for this option.
1925c9bace7cSDavid Daney
19261da177e4SLinus Torvaldsconfig BOARD_SCACHE
19271da177e4SLinus Torvalds	bool
19281da177e4SLinus Torvalds
19291da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
19301da177e4SLinus Torvalds	bool
19311da177e4SLinus Torvalds	select BOARD_SCACHE
19321da177e4SLinus Torvalds
19339318c51aSChris Dearman#
19349318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
19359318c51aSChris Dearman#
19369318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
19379318c51aSChris Dearman	bool
19389318c51aSChris Dearman	select BOARD_SCACHE
19399318c51aSChris Dearman
19401da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
19411da177e4SLinus Torvalds	bool
19421da177e4SLinus Torvalds	select BOARD_SCACHE
19431da177e4SLinus Torvalds
19441da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
19451da177e4SLinus Torvalds	bool
19461da177e4SLinus Torvalds	select BOARD_SCACHE
19471da177e4SLinus Torvalds
19481da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
19491da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
19501da177e4SLinus Torvalds	depends on CPU_SB1
19511da177e4SLinus Torvalds	help
19521da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
19531da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
19541da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
19551da177e4SLinus Torvalds
19561da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
1957c8094b53SRalf Baechle	bool
19581da177e4SLinus Torvalds
19593165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB
19603165c846SFlorian Fainelli	bool
19613165c846SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX)
19623165c846SFlorian Fainelli
196391405eb6SFlorian Fainelliconfig CPU_R4K_FPU
196491405eb6SFlorian Fainelli	bool
196591405eb6SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
196691405eb6SFlorian Fainelli
196762cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB
196862cedc4fSFlorian Fainelli	bool
196962cedc4fSFlorian Fainelli	default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
197062cedc4fSFlorian Fainelli
197159d6ab86SRalf Baechleconfig MIPS_MT_SMP
1972a92b7f87SMarkos Chandras	bool "MIPS MT SMP support (1 TC on each available VPE)"
197359d6ab86SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
197459d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
1975d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
1976c080faa5SSteven J. Hill	select SYNC_R4K
19770c2cb004SPaul Burton	select MIPS_GIC_IPI
197859d6ab86SRalf Baechle	select MIPS_MT
197959d6ab86SRalf Baechle	select SMP
198087353d8aSRalf Baechle	select SMP_UP
1981c080faa5SSteven J. Hill	select SYS_SUPPORTS_SMP
1982c080faa5SSteven J. Hill	select SYS_SUPPORTS_SCHED_SMT
1983399aaa25SAl Cooper	select MIPS_PERF_SHARED_TC_COUNTERS
198459d6ab86SRalf Baechle	help
1985c080faa5SSteven J. Hill	  This is a kernel model which is known as SMVP. This is supported
1986c080faa5SSteven J. Hill	  on cores with the MT ASE and uses the available VPEs to implement
1987c080faa5SSteven J. Hill	  virtual processors which supports SMP. This is equivalent to the
1988c080faa5SSteven J. Hill	  Intel Hyperthreading feature. For further information go to
1989c080faa5SSteven J. Hill	  <http://www.imgtec.com/mips/mips-multithreading.asp>.
199059d6ab86SRalf Baechle
1991f41ae0b2SRalf Baechleconfig MIPS_MT
1992f41ae0b2SRalf Baechle	bool
1993f41ae0b2SRalf Baechle
19940ab7aefcSRalf Baechleconfig SCHED_SMT
19950ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
19960ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
19970ab7aefcSRalf Baechle	default n
19980ab7aefcSRalf Baechle	help
19990ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
20000ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
20010ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
20020ab7aefcSRalf Baechle
20030ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
20040ab7aefcSRalf Baechle	bool
20050ab7aefcSRalf Baechle
2006f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
2007f41ae0b2SRalf Baechle	bool
2008f41ae0b2SRalf Baechle
2009f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
2010f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
2011f088fc84SRalf Baechle	default y
2012b633648cSRalf Baechle	depends on MIPS_MT_SMP
201307cc0c9eSRalf Baechle
201407cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
201507cc0c9eSRalf Baechle	bool "VPE loader support."
2016704e6460SMarkos Chandras	depends on SYS_SUPPORTS_MULTITHREADING && MODULES
201707cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
201807cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
201907cc0c9eSRalf Baechle	select MIPS_MT
202007cc0c9eSRalf Baechle	help
202107cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
202207cc0c9eSRalf Baechle	  onto another VPE and running it.
2023f088fc84SRalf Baechle
202417a1d523SDeng-Cheng Zhuconfig MIPS_VPE_LOADER_CMP
202517a1d523SDeng-Cheng Zhu	bool
202617a1d523SDeng-Cheng Zhu	default "y"
202717a1d523SDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && MIPS_CMP
202817a1d523SDeng-Cheng Zhu
20291a2a6d7eSDeng-Cheng Zhuconfig MIPS_VPE_LOADER_MT
20301a2a6d7eSDeng-Cheng Zhu	bool
20311a2a6d7eSDeng-Cheng Zhu	default "y"
20321a2a6d7eSDeng-Cheng Zhu	depends on MIPS_VPE_LOADER && !MIPS_CMP
20331a2a6d7eSDeng-Cheng Zhu
2034e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
2035e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
2036e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
2037e01402b1SRalf Baechle	default y
2038e01402b1SRalf Baechle	help
2039e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
2040e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
2041e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
2042e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
2043e01402b1SRalf Baechle
2044e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
2045e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
2046e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
20475e83d430SRalf Baechle	help
2048e01402b1SRalf Baechle
2049da615cf6SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_CMP
2050da615cf6SDeng-Cheng Zhu	bool
2051da615cf6SDeng-Cheng Zhu	default "y"
2052da615cf6SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && MIPS_CMP
2053da615cf6SDeng-Cheng Zhu
20542c973ef0SDeng-Cheng Zhuconfig MIPS_VPE_APSP_API_MT
20552c973ef0SDeng-Cheng Zhu	bool
20562c973ef0SDeng-Cheng Zhu	default "y"
20572c973ef0SDeng-Cheng Zhu	depends on MIPS_VPE_APSP_API && !MIPS_CMP
20582c973ef0SDeng-Cheng Zhu
20594a16ff4cSRalf Baechleconfig MIPS_CMP
20605cac93b3SPaul Burton	bool "MIPS CMP framework support (DEPRECATED)"
2061b633648cSRalf Baechle	depends on SYS_SUPPORTS_MIPS_CMP
206272e20142SPaul Burton	select MIPS_GIC_IPI
2063b10b43baSMarkos Chandras	select SMP
2064eb9b5141STim Anderson	select SYNC_R4K
2065b10b43baSMarkos Chandras	select SYS_SUPPORTS_SMP
20664a16ff4cSRalf Baechle	select WEAK_ORDERING
20674a16ff4cSRalf Baechle	default n
20684a16ff4cSRalf Baechle	help
2069044505c7SPaul Burton	  Select this if you are using a bootloader which implements the "CMP
2070044505c7SPaul Burton	  framework" protocol (ie. YAMON) and want your kernel to make use of
2071044505c7SPaul Burton	  its ability to start secondary CPUs.
20724a16ff4cSRalf Baechle
20735cac93b3SPaul Burton	  Unless you have a specific need, you should use CONFIG_MIPS_CPS
20745cac93b3SPaul Burton	  instead of this.
20755cac93b3SPaul Burton
20760ee958e1SPaul Burtonconfig MIPS_CPS
20770ee958e1SPaul Burton	bool "MIPS Coherent Processing System support"
20780ee958e1SPaul Burton	depends on SYS_SUPPORTS_MIPS_CPS
20790ee958e1SPaul Burton	select MIPS_CM
20800ee958e1SPaul Burton	select MIPS_CPC
20811d8f1f5aSPaul Burton	select MIPS_CPS_PM if HOTPLUG_CPU
20820ee958e1SPaul Burton	select MIPS_GIC_IPI
20830ee958e1SPaul Burton	select SMP
20840ee958e1SPaul Burton	select SYNC_R4K if (CEVT_R4K || CSRC_R4K)
20851d8f1f5aSPaul Burton	select SYS_SUPPORTS_HOTPLUG_CPU
20860ee958e1SPaul Burton	select SYS_SUPPORTS_SMP
20870ee958e1SPaul Burton	select WEAK_ORDERING
20880ee958e1SPaul Burton	help
20890ee958e1SPaul Burton	  Select this if you wish to run an SMP kernel across multiple cores
20900ee958e1SPaul Burton	  within a MIPS Coherent Processing System. When this option is
20910ee958e1SPaul Burton	  enabled the kernel will probe for other cores and boot them with
20920ee958e1SPaul Burton	  no external assistance. It is safe to enable this when hardware
20930ee958e1SPaul Burton	  support is unavailable.
20940ee958e1SPaul Burton
20953179d37eSPaul Burtonconfig MIPS_CPS_PM
209639a59593SMarkos Chandras	depends on MIPS_CPS
2097a8b84677SPaul Burton	select MIPS_CPC
20983179d37eSPaul Burton	bool
20993179d37eSPaul Burton
210072e20142SPaul Burtonconfig MIPS_GIC_IPI
210172e20142SPaul Burton	bool
210272e20142SPaul Burton
21039f98f3ddSPaul Burtonconfig MIPS_CM
21049f98f3ddSPaul Burton	bool
21059f98f3ddSPaul Burton
21069c38cf44SPaul Burtonconfig MIPS_CPC
21079c38cf44SPaul Burton	bool
21082600990eSRalf Baechle
21091da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS
21101da177e4SLinus Torvalds	bool
21111da177e4SLinus Torvalds	depends on CPU_SB1_PASS_1
21121da177e4SLinus Torvalds	default y
21131da177e4SLinus Torvalds
21141da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
21151da177e4SLinus Torvalds	bool
21161da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
21171da177e4SLinus Torvalds	default y
21181da177e4SLinus Torvalds
21191da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
21201da177e4SLinus Torvalds	bool
21211da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
21221da177e4SLinus Torvalds	default y
21231da177e4SLinus Torvalds
21242235a54dSSanjay Lal
21251da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR
2126d806cb2bSRalf Baechle	bool
21271da177e4SLinus Torvalds
212860ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT
212960ec6571Spascal@pabr.org       def_bool 64BIT_PHYS_ADDR
213060ec6571Spascal@pabr.org
21319693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
21329693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
21339693a853SFranck Bui-Huu	bool "Support for the SmartMIPS ASE"
21349693a853SFranck Bui-Huu	help
21359693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
21369693a853SFranck Bui-Huu	  increased security at both hardware and software level for
21379693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
21389693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
21399693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
21409693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
21419693a853SFranck Bui-Huu	  here.
21429693a853SFranck Bui-Huu
2143bce86083SSteven J. Hillconfig CPU_MICROMIPS
2144bce86083SSteven J. Hill	depends on SYS_SUPPORTS_MICROMIPS
2145bce86083SSteven J. Hill	bool "Build kernel using microMIPS ISA"
2146bce86083SSteven J. Hill	help
2147bce86083SSteven J. Hill	  When this option is enabled the kernel will be built using the
2148bce86083SSteven J. Hill	  microMIPS ISA
2149bce86083SSteven J. Hill
2150a5e9a69eSPaul Burtonconfig CPU_HAS_MSA
21514af94d5dSPaul Burton	bool "Support for the MIPS SIMD Architecture (EXPERIMENTAL)"
2152a5e9a69eSPaul Burton	depends on CPU_SUPPORTS_MSA
21532a6cb669SPaul Burton	depends on 64BIT || MIPS_O32_FP64_SUPPORT
2154a5e9a69eSPaul Burton	help
2155a5e9a69eSPaul Burton	  MIPS SIMD Architecture (MSA) introduces 128 bit wide vector registers
2156a5e9a69eSPaul Burton	  and a set of SIMD instructions to operate on them. When this option
21571db1af84SPaul Burton	  is enabled the kernel will support allocating & switching MSA
21581db1af84SPaul Burton	  vector register contexts. If you know that your kernel will only be
21591db1af84SPaul Burton	  running on CPUs which do not support MSA or that your userland will
21601db1af84SPaul Burton	  not be making use of it then you may wish to say N here to reduce
21611db1af84SPaul Burton	  the size & complexity of your kernel.
2162a5e9a69eSPaul Burton
2163a5e9a69eSPaul Burton	  If unsure, say Y.
2164a5e9a69eSPaul Burton
21651da177e4SLinus Torvaldsconfig CPU_HAS_WB
2166f7062ddbSRalf Baechle	bool
2167e01402b1SRalf Baechle
2168df0ac8a4SKevin Cernekeeconfig XKS01
2169df0ac8a4SKevin Cernekee	bool
2170df0ac8a4SKevin Cernekee
2171f41ae0b2SRalf Baechle#
2172f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
2173f41ae0b2SRalf Baechle#
2174e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
2175f41ae0b2SRalf Baechle	bool
2176e01402b1SRalf Baechle
2177f41ae0b2SRalf Baechle#
2178f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
2179f41ae0b2SRalf Baechle#
2180e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
2181f41ae0b2SRalf Baechle	bool
2182e01402b1SRalf Baechle
21831da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
21841da177e4SLinus Torvalds	bool
21851da177e4SLinus Torvalds	depends on !CPU_R3000
21861da177e4SLinus Torvalds	default y
21871da177e4SLinus Torvalds
21881da177e4SLinus Torvalds#
218920d60d99SMaciej W. Rozycki# CPU non-features
219020d60d99SMaciej W. Rozycki#
219120d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
219220d60d99SMaciej W. Rozycki	bool
219320d60d99SMaciej W. Rozycki
219420d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
219520d60d99SMaciej W. Rozycki	bool
219620d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
219720d60d99SMaciej W. Rozycki
219820d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
219920d60d99SMaciej W. Rozycki	bool
220020d60d99SMaciej W. Rozycki
220120d60d99SMaciej W. Rozycki#
22021da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
22031da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
22041da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
22051da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
22061da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
22071da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
22081da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
22091da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
2210797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2211797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
2212797798c1SRalf Baechle#   support.
22131da177e4SLinus Torvalds#
22141da177e4SLinus Torvaldsconfig HIGHMEM
22151da177e4SLinus Torvalds	bool "High Memory Support"
2216a6e18781SLeonid Yegoshin	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM && !CPU_MIPS32_3_5_EVA
2217797798c1SRalf Baechle
2218797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
2219797798c1SRalf Baechle	bool
2220797798c1SRalf Baechle
2221797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
2222797798c1SRalf Baechle	bool
22231da177e4SLinus Torvalds
22249693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
22259693a853SFranck Bui-Huu	bool
22269693a853SFranck Bui-Huu
2227a6a4834cSSteven J. Hillconfig SYS_SUPPORTS_MICROMIPS
2228a6a4834cSSteven J. Hill	bool
2229a6a4834cSSteven J. Hill
2230377cb1b6SRalf Baechleconfig SYS_SUPPORTS_MIPS16
2231377cb1b6SRalf Baechle	bool
2232377cb1b6SRalf Baechle	help
2233377cb1b6SRalf Baechle	  This option must be set if a kernel might be executed on a MIPS16-
2234377cb1b6SRalf Baechle	  enabled CPU even if MIPS16 is not actually being used.  In other
2235377cb1b6SRalf Baechle	  words, it makes the kernel MIPS16-tolerant.
2236377cb1b6SRalf Baechle
2237a5e9a69eSPaul Burtonconfig CPU_SUPPORTS_MSA
2238a5e9a69eSPaul Burton	bool
2239a5e9a69eSPaul Burton
2240b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
2241b4819b59SYoichi Yuasa	def_bool y
2242f133f22dSWu Zhangjin	depends on !NUMA && !CPU_LOONGSON2
2243b4819b59SYoichi Yuasa
2244d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
2245d8cb4e11SRalf Baechle	bool
2246d8cb4e11SRalf Baechle	default y if SGI_IP27
2247d8cb4e11SRalf Baechle	help
22483dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
2249d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
2250d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
2251d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
2252d8cb4e11SRalf Baechle
2253b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
2254b1c6cd42SAtsushi Nemoto	bool
22557de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
225631473747SAtsushi Nemoto
2257d8cb4e11SRalf Baechleconfig NUMA
2258d8cb4e11SRalf Baechle	bool "NUMA Support"
2259d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
2260d8cb4e11SRalf Baechle	help
2261d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2262d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
2263d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
2264d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
2265d8cb4e11SRalf Baechle	  disabled.
2266d8cb4e11SRalf Baechle
2267d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
2268d8cb4e11SRalf Baechle	bool
2269d8cb4e11SRalf Baechle
2270c80d79d7SYasunori Gotoconfig NODES_SHIFT
2271c80d79d7SYasunori Goto	int
2272c80d79d7SYasunori Goto	default "6"
2273c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
2274c80d79d7SYasunori Goto
227514f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS
227614f70012SDeng-Cheng Zhu	bool "Enable hardware performance counter support for perf events"
2277b633648cSRalf Baechle	depends on PERF_EVENTS && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP)
227814f70012SDeng-Cheng Zhu	default y
227914f70012SDeng-Cheng Zhu	help
228014f70012SDeng-Cheng Zhu	  Enable hardware performance counter support for perf events. If
228114f70012SDeng-Cheng Zhu	  disabled, perf events will use software events only.
228214f70012SDeng-Cheng Zhu
2283b4819b59SYoichi Yuasasource "mm/Kconfig"
2284b4819b59SYoichi Yuasa
22851da177e4SLinus Torvaldsconfig SMP
22861da177e4SLinus Torvalds	bool "Multi-Processing support"
2287e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
2288e73ea273SRalf Baechle	help
22891da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
22904a474157SRobert Graffham	  a system with only one CPU, say N. If you have a system with more
22914a474157SRobert Graffham	  than one CPU, say Y.
22921da177e4SLinus Torvalds
22934a474157SRobert Graffham	  If you say N here, the kernel will run on uni- and multiprocessor
22941da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
22951da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
22964a474157SRobert Graffham	  uniprocessor machines. On a uniprocessor machine, the kernel
22971da177e4SLinus Torvalds	  will run faster if you say N here.
22981da177e4SLinus Torvalds
22991da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
23001da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
23011da177e4SLinus Torvalds
230203502faaSAdrian Bunk	  See also the SMP-HOWTO available at
230303502faaSAdrian Bunk	  <http://www.tldp.org/docs.html#howto>.
23041da177e4SLinus Torvalds
23051da177e4SLinus Torvalds	  If you don't know what to do here, say N.
23061da177e4SLinus Torvalds
230787353d8aSRalf Baechleconfig SMP_UP
230887353d8aSRalf Baechle	bool
230987353d8aSRalf Baechle
23104a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP
23114a16ff4cSRalf Baechle	bool
23124a16ff4cSRalf Baechle
23130ee958e1SPaul Burtonconfig SYS_SUPPORTS_MIPS_CPS
23140ee958e1SPaul Burton	bool
23150ee958e1SPaul Burton
2316e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
2317e73ea273SRalf Baechle	bool
2318e73ea273SRalf Baechle
2319130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
2320130e2fb7SRalf Baechle	bool
2321130e2fb7SRalf Baechle
2322130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
2323130e2fb7SRalf Baechle	bool
2324130e2fb7SRalf Baechle
2325130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
2326130e2fb7SRalf Baechle	bool
2327130e2fb7SRalf Baechle
2328130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
2329130e2fb7SRalf Baechle	bool
2330130e2fb7SRalf Baechle
2331130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
2332130e2fb7SRalf Baechle	bool
2333130e2fb7SRalf Baechle
23341da177e4SLinus Torvaldsconfig NR_CPUS
2335a91796a9SJayachandran C	int "Maximum number of CPUs (2-256)"
2336a91796a9SJayachandran C	range 2 256
23371da177e4SLinus Torvalds	depends on SMP
2338130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
2339130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
2340130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
2341130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
2342130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
23431da177e4SLinus Torvalds	help
23441da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
23451da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
23461da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
234772ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
234872ede9b1SAtsushi Nemoto	  and 2 for all others.
23491da177e4SLinus Torvalds
23501da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
235172ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
235272ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
235372ede9b1SAtsushi Nemoto	  power of two.
23541da177e4SLinus Torvalds
2355399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS
2356399aaa25SAl Cooper	bool
2357399aaa25SAl Cooper
23581723b4a3SAtsushi Nemoto#
23591723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
23601723b4a3SAtsushi Nemoto#
23611723b4a3SAtsushi Nemoto
23621723b4a3SAtsushi Nemotochoice
23631723b4a3SAtsushi Nemoto	prompt "Timer frequency"
23641723b4a3SAtsushi Nemoto	default HZ_250
23651723b4a3SAtsushi Nemoto	help
23661723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
23671723b4a3SAtsushi Nemoto
23681723b4a3SAtsushi Nemoto	config HZ_48
23690f873585SRalf Baechle		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
23701723b4a3SAtsushi Nemoto
23711723b4a3SAtsushi Nemoto	config HZ_100
23721723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
23731723b4a3SAtsushi Nemoto
23741723b4a3SAtsushi Nemoto	config HZ_128
23751723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
23761723b4a3SAtsushi Nemoto
23771723b4a3SAtsushi Nemoto	config HZ_250
23781723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
23791723b4a3SAtsushi Nemoto
23801723b4a3SAtsushi Nemoto	config HZ_256
23811723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
23821723b4a3SAtsushi Nemoto
23831723b4a3SAtsushi Nemoto	config HZ_1000
23841723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
23851723b4a3SAtsushi Nemoto
23861723b4a3SAtsushi Nemoto	config HZ_1024
23871723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
23881723b4a3SAtsushi Nemoto
23891723b4a3SAtsushi Nemotoendchoice
23901723b4a3SAtsushi Nemoto
23911723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
23921723b4a3SAtsushi Nemoto	bool
23931723b4a3SAtsushi Nemoto
23941723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
23951723b4a3SAtsushi Nemoto	bool
23961723b4a3SAtsushi Nemoto
23971723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
23981723b4a3SAtsushi Nemoto	bool
23991723b4a3SAtsushi Nemoto
24001723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
24011723b4a3SAtsushi Nemoto	bool
24021723b4a3SAtsushi Nemoto
24031723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
24041723b4a3SAtsushi Nemoto	bool
24051723b4a3SAtsushi Nemoto
24061723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
24071723b4a3SAtsushi Nemoto	bool
24081723b4a3SAtsushi Nemoto
24091723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
24101723b4a3SAtsushi Nemoto	bool
24111723b4a3SAtsushi Nemoto
24121723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
24131723b4a3SAtsushi Nemoto	bool
24141723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
24151723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
24161723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
24171723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
24181723b4a3SAtsushi Nemoto
24191723b4a3SAtsushi Nemotoconfig HZ
24201723b4a3SAtsushi Nemoto	int
24211723b4a3SAtsushi Nemoto	default 48 if HZ_48
24221723b4a3SAtsushi Nemoto	default 100 if HZ_100
24231723b4a3SAtsushi Nemoto	default 128 if HZ_128
24241723b4a3SAtsushi Nemoto	default 250 if HZ_250
24251723b4a3SAtsushi Nemoto	default 256 if HZ_256
24261723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
24271723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
24281723b4a3SAtsushi Nemoto
2429e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
24301da177e4SLinus Torvalds
2431ea6e942bSAtsushi Nemotoconfig KEXEC
24327d60717eSKees Cook	bool "Kexec system call"
2433ea6e942bSAtsushi Nemoto	help
2434ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
2435ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
24363dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
2437ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
2438ea6e942bSAtsushi Nemoto
243901dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
2440ea6e942bSAtsushi Nemoto
2441ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
2442ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
2443bf220695SGeert Uytterhoeven	  initially work for you.  As of this writing the exact hardware
2444bf220695SGeert Uytterhoeven	  interface is strongly in flux, so no good recommendation can be
2445bf220695SGeert Uytterhoeven	  made.
2446ea6e942bSAtsushi Nemoto
24477aa1c8f4SRalf Baechleconfig CRASH_DUMP
24487aa1c8f4SRalf Baechle	  bool "Kernel crash dumps"
24497aa1c8f4SRalf Baechle	  help
24507aa1c8f4SRalf Baechle	  Generate crash dump after being started by kexec.
24517aa1c8f4SRalf Baechle	  This should be normally only set in special crash dump kernels
24527aa1c8f4SRalf Baechle	  which are loaded in the main kernel with kexec-tools into
24537aa1c8f4SRalf Baechle	  a specially reserved region and then later executed after
24547aa1c8f4SRalf Baechle	  a crash by kdump/kexec. The crash dump kernel must be compiled
24557aa1c8f4SRalf Baechle	  to a memory address not used by the main kernel or firmware using
24567aa1c8f4SRalf Baechle	  PHYSICAL_START.
24577aa1c8f4SRalf Baechle
24587aa1c8f4SRalf Baechleconfig PHYSICAL_START
24597aa1c8f4SRalf Baechle	  hex "Physical address where the kernel is loaded"
24607aa1c8f4SRalf Baechle	  default "0xffffffff84000000" if 64BIT
24617aa1c8f4SRalf Baechle	  default "0x84000000" if 32BIT
24627aa1c8f4SRalf Baechle	  depends on CRASH_DUMP
24637aa1c8f4SRalf Baechle	  help
24647aa1c8f4SRalf Baechle	  This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
24657aa1c8f4SRalf Baechle	  If you plan to use kernel for capturing the crash dump change
24667aa1c8f4SRalf Baechle	  this value to start of the reserved region (the "X" value as
24677aa1c8f4SRalf Baechle	  specified in the "crashkernel=YM@XM" command line boot parameter
24687aa1c8f4SRalf Baechle	  passed to the panic-ed kernel).
24697aa1c8f4SRalf Baechle
2470ea6e942bSAtsushi Nemotoconfig SECCOMP
2471ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
2472293c5bd1SRalf Baechle	depends on PROC_FS
2473ea6e942bSAtsushi Nemoto	default y
2474ea6e942bSAtsushi Nemoto	help
2475ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
2476ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
2477ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
2478ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
2479ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
2480ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
2481ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
2482ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
2483ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
2484ea6e942bSAtsushi Nemoto
2485ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
2486ea6e942bSAtsushi Nemoto
2487597ce172SPaul Burtonconfig MIPS_O32_FP64_SUPPORT
248806e2e882SPaul Burton	bool "Support for O32 binaries using 64-bit FP (EXPERIMENTAL)"
2489597ce172SPaul Burton	depends on 32BIT || MIPS32_O32
2490597ce172SPaul Burton	help
2491597ce172SPaul Burton	  When this is enabled, the kernel will support use of 64-bit floating
2492597ce172SPaul Burton	  point registers with binaries using the O32 ABI along with the
2493597ce172SPaul Burton	  EF_MIPS_FP64 ELF header flag (typically built with -mfp64). On
2494597ce172SPaul Burton	  32-bit MIPS systems this support is at the cost of increasing the
2495597ce172SPaul Burton	  size and complexity of the compiled FPU emulator. Thus if you are
2496597ce172SPaul Burton	  running a MIPS32 system and know that none of your userland binaries
2497597ce172SPaul Burton	  will require 64-bit floating point, you may wish to reduce the size
2498597ce172SPaul Burton	  of your kernel & potentially improve FP emulation performance by
2499597ce172SPaul Burton	  saying N here.
2500597ce172SPaul Burton
250106e2e882SPaul Burton	  Although binutils currently supports use of this flag the details
250206e2e882SPaul Burton	  concerning its effect upon the O32 ABI in userland are still being
250306e2e882SPaul Burton	  worked on. In order to avoid userland becoming dependant upon current
250406e2e882SPaul Burton	  behaviour before the details have been finalised, this option should
250506e2e882SPaul Burton	  be considered experimental and only enabled by those working upon
250606e2e882SPaul Burton	  said details.
250706e2e882SPaul Burton
250806e2e882SPaul Burton	  If unsure, say N.
2509597ce172SPaul Burton
2510f2ffa5abSDezhong Diaoconfig USE_OF
25110b3e06fdSJonas Gorski	bool
2512f2ffa5abSDezhong Diao	select OF
2513e6ce1324SStephen Neuendorffer	select OF_EARLY_FLATTREE
2514abd2363fSGrant Likely	select IRQ_DOMAIN
2515f2ffa5abSDezhong Diao
25167fafb068SAndrew Brestickerconfig BUILTIN_DTB
25177fafb068SAndrew Bresticker	bool
25187fafb068SAndrew Bresticker
25195e83d430SRalf Baechleendmenu
25205e83d430SRalf Baechle
25211df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
25221df0f0ffSAtsushi Nemoto	bool
25231df0f0ffSAtsushi Nemoto	default y
25241df0f0ffSAtsushi Nemoto
25251df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
25261df0f0ffSAtsushi Nemoto	bool
25271df0f0ffSAtsushi Nemoto	default y
25281df0f0ffSAtsushi Nemoto
2529b6c3539bSRalf Baechlesource "init/Kconfig"
2530b6c3539bSRalf Baechle
2531dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer"
2532dc52ddc0SMatt Helsley
25331da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
25341da177e4SLinus Torvalds
25355e83d430SRalf Baechleconfig HW_HAS_EISA
25365e83d430SRalf Baechle	bool
25371da177e4SLinus Torvaldsconfig HW_HAS_PCI
25381da177e4SLinus Torvalds	bool
25391da177e4SLinus Torvalds
25401da177e4SLinus Torvaldsconfig PCI
25411da177e4SLinus Torvalds	bool "Support for PCI controller"
25421da177e4SLinus Torvalds	depends on HW_HAS_PCI
2543abb4ae46SRalf Baechle	select PCI_DOMAINS
25440f3b3956SMichael S. Tsirkin	select NO_GENERIC_PCI_IOPORT_MAP
25451da177e4SLinus Torvalds	help
25461da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
25471da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
25481da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
25491da177e4SLinus Torvalds	  say Y, otherwise N.
25501da177e4SLinus Torvalds
25510e476d91SHuacai Chenconfig HT_PCI
25520e476d91SHuacai Chen	bool "Support for HT-linked PCI"
25530e476d91SHuacai Chen	default y
25540e476d91SHuacai Chen	depends on CPU_LOONGSON3
25550e476d91SHuacai Chen	select PCI
25560e476d91SHuacai Chen	select PCI_DOMAINS
25570e476d91SHuacai Chen	help
25580e476d91SHuacai Chen	  Loongson family machines use Hyper-Transport bus for inter-core
25590e476d91SHuacai Chen	  connection and device connection. The PCI bus is a subordinate
25600e476d91SHuacai Chen	  linked at HT. Choose Y for Loongson-3 based machines.
25610e476d91SHuacai Chen
25621da177e4SLinus Torvaldsconfig PCI_DOMAINS
25631da177e4SLinus Torvalds	bool
25641da177e4SLinus Torvalds
25651da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
25661da177e4SLinus Torvalds
25673f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig"
25683f787ca4SJonas Gorski
25691da177e4SLinus Torvalds#
25701da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
25711da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
25721da177e4SLinus Torvalds# users to choose the right thing ...
25731da177e4SLinus Torvalds#
25741da177e4SLinus Torvaldsconfig ISA
25751da177e4SLinus Torvalds	bool
25761da177e4SLinus Torvalds
25771da177e4SLinus Torvaldsconfig EISA
25781da177e4SLinus Torvalds	bool "EISA support"
25795e83d430SRalf Baechle	depends on HW_HAS_EISA
25801da177e4SLinus Torvalds	select ISA
2581aa414dffSRalf Baechle	select GENERIC_ISA_DMA
25821da177e4SLinus Torvalds	---help---
25831da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
25841da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
25851da177e4SLinus Torvalds
25861da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
25871da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
25881da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
25891da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
25901da177e4SLinus Torvalds
25911da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
25921da177e4SLinus Torvalds
25931da177e4SLinus Torvalds	  Otherwise, say N.
25941da177e4SLinus Torvalds
25951da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
25961da177e4SLinus Torvalds
25971da177e4SLinus Torvaldsconfig TC
25981da177e4SLinus Torvalds	bool "TURBOchannel support"
25991da177e4SLinus Torvalds	depends on MACH_DECSTATION
26001da177e4SLinus Torvalds	help
260150a23e6eSJustin P. Mattock	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
260250a23e6eSJustin P. Mattock	  processors.  TURBOchannel programming specifications are available
260350a23e6eSJustin P. Mattock	  at:
260450a23e6eSJustin P. Mattock	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
260550a23e6eSJustin P. Mattock	  and:
260650a23e6eSJustin P. Mattock	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
260750a23e6eSJustin P. Mattock	  Linux driver support status is documented at:
260850a23e6eSJustin P. Mattock	  <http://www.linux-mips.org/wiki/DECstation>
26091da177e4SLinus Torvalds
26101da177e4SLinus Torvaldsconfig MMU
26111da177e4SLinus Torvalds	bool
26121da177e4SLinus Torvalds	default y
26131da177e4SLinus Torvalds
2614d865bea4SRalf Baechleconfig I8253
2615d865bea4SRalf Baechle	bool
2616798778b8SRussell King	select CLKSRC_I8253
26172d02612fSThomas Gleixner	select CLKEVT_I8253
26189726b43aSWu Zhangjin	select MIPS_EXTERNAL_TIMER
2619d865bea4SRalf Baechle
2620e05eb3f8SRalf Baechleconfig ZONE_DMA
2621e05eb3f8SRalf Baechle	bool
2622e05eb3f8SRalf Baechle
2623cce335aeSRalf Baechleconfig ZONE_DMA32
2624cce335aeSRalf Baechle	bool
2625cce335aeSRalf Baechle
26261da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
26271da177e4SLinus Torvalds
26281da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
26291da177e4SLinus Torvalds
2630388b78adSAlexandre Bounineconfig RAPIDIO
263156abde72SAlexandre Bounine	tristate "RapidIO support"
2632388b78adSAlexandre Bounine	depends on PCI
2633388b78adSAlexandre Bounine	default n
2634388b78adSAlexandre Bounine	help
2635388b78adSAlexandre Bounine	  If you say Y here, the kernel will include drivers and
2636388b78adSAlexandre Bounine	  infrastructure code to support RapidIO interconnect devices.
2637388b78adSAlexandre Bounine
2638388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig"
2639388b78adSAlexandre Bounine
26401da177e4SLinus Torvaldsendmenu
26411da177e4SLinus Torvalds
26421da177e4SLinus Torvaldsmenu "Executable file formats"
26431da177e4SLinus Torvalds
26441da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
26451da177e4SLinus Torvalds
26461da177e4SLinus Torvaldsconfig TRAD_SIGNALS
26471da177e4SLinus Torvalds	bool
26481da177e4SLinus Torvalds
26491da177e4SLinus Torvaldsconfig MIPS32_COMPAT
26501da177e4SLinus Torvalds	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2651875d43e7SRalf Baechle	depends on 64BIT
26521da177e4SLinus Torvalds	help
26531da177e4SLinus Torvalds	  Select this option if you want Linux/MIPS 32-bit binary
26541da177e4SLinus Torvalds	  compatibility. Since all software available for Linux/MIPS is
26551da177e4SLinus Torvalds	  currently 32-bit you should say Y here.
26561da177e4SLinus Torvalds
26571da177e4SLinus Torvaldsconfig COMPAT
26581da177e4SLinus Torvalds	bool
26591da177e4SLinus Torvalds	depends on MIPS32_COMPAT
266048b25c43SChris Metcalf	select ARCH_WANT_OLD_COMPAT_IPC
26611da177e4SLinus Torvalds	default y
26621da177e4SLinus Torvalds
266305e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
266405e43966SAtsushi Nemoto	bool
266505e43966SAtsushi Nemoto	depends on COMPAT && SYSVIPC
266605e43966SAtsushi Nemoto	default y
266705e43966SAtsushi Nemoto
26681da177e4SLinus Torvaldsconfig MIPS32_O32
26691da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
26701da177e4SLinus Torvalds	depends on MIPS32_COMPAT
26711da177e4SLinus Torvalds	help
26721da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
26731da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
26741da177e4SLinus Torvalds	  existing binaries are in this format.
26751da177e4SLinus Torvalds
26761da177e4SLinus Torvalds	  If unsure, say Y.
26771da177e4SLinus Torvalds
26781da177e4SLinus Torvaldsconfig MIPS32_N32
26791da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
26801da177e4SLinus Torvalds	depends on MIPS32_COMPAT
26811da177e4SLinus Torvalds	help
26821da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
26831da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
26841da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
26851da177e4SLinus Torvalds	  cases.
26861da177e4SLinus Torvalds
26871da177e4SLinus Torvalds	  If unsure, say N.
26881da177e4SLinus Torvalds
26891da177e4SLinus Torvaldsconfig BINFMT_ELF32
26901da177e4SLinus Torvalds	bool
26911da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
26921da177e4SLinus Torvalds
26932116245eSRalf Baechleendmenu
26941da177e4SLinus Torvalds
26952116245eSRalf Baechlemenu "Power management options"
2696952fa954SRodolfo Giometti
2697363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE
2698363c55caSWu Zhangjin	def_bool y
26993f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2700363c55caSWu Zhangjin
2701f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE
2702f4cb5700SJohannes Berg	def_bool y
27033f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2704f4cb5700SJohannes Berg
27052116245eSRalf Baechlesource "kernel/power/Kconfig"
2706952fa954SRodolfo Giometti
27071da177e4SLinus Torvaldsendmenu
27081da177e4SLinus Torvalds
27097a998935SViresh Kumarconfig MIPS_EXTERNAL_TIMER
27107a998935SViresh Kumar	bool
27117a998935SViresh Kumar
27127a998935SViresh Kumarmenu "CPU Power Management"
2713c095ebafSPaul Burton
2714c095ebafSPaul Burtonif CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
27157a998935SViresh Kumarsource "drivers/cpufreq/Kconfig"
27167a998935SViresh Kumarendif
27179726b43aSWu Zhangjin
2718c095ebafSPaul Burtonsource "drivers/cpuidle/Kconfig"
2719c095ebafSPaul Burton
2720c095ebafSPaul Burtonendmenu
2721c095ebafSPaul Burton
2722d5950b43SSam Ravnborgsource "net/Kconfig"
2723d5950b43SSam Ravnborg
27241da177e4SLinus Torvaldssource "drivers/Kconfig"
27251da177e4SLinus Torvalds
272698cdee0eSRalf Baechlesource "drivers/firmware/Kconfig"
272798cdee0eSRalf Baechle
27281da177e4SLinus Torvaldssource "fs/Kconfig"
27291da177e4SLinus Torvalds
27301da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
27311da177e4SLinus Torvalds
27321da177e4SLinus Torvaldssource "security/Kconfig"
27331da177e4SLinus Torvalds
27341da177e4SLinus Torvaldssource "crypto/Kconfig"
27351da177e4SLinus Torvalds
27361da177e4SLinus Torvaldssource "lib/Kconfig"
27372235a54dSSanjay Lal
27382235a54dSSanjay Lalsource "arch/mips/kvm/Kconfig"
2739