xref: /linux/arch/mips/Kconfig (revision d1a1dc0be866219f7a613c6368c6a036b8eefe03)
11da177e4SLinus Torvaldsconfig MIPS
21da177e4SLinus Torvalds	bool
31da177e4SLinus Torvalds	default y
4f8ac0425SYoichi Yuasa	select HAVE_GENERIC_DMA_COHERENT
5ec7748b5SSam Ravnborg	select HAVE_IDE
642d4b839SMathieu Desnoyers	select HAVE_OPROFILE
77f788d2dSDeng-Cheng Zhu	select HAVE_PERF_EVENTS
87f788d2dSDeng-Cheng Zhu	select PERF_USE_VMALLOC
988547001SJason Wessel	select HAVE_ARCH_KGDB
107563bbf8SMark Brown	select ARCH_HAVE_CUSTOM_GPIO_H
11d2bb0762SWu Zhangjin	select HAVE_FUNCTION_TRACER
1269a7d1b3SWu Zhangjin	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
13538f1952SWu Zhangjin	select HAVE_DYNAMIC_FTRACE
14538f1952SWu Zhangjin	select HAVE_FTRACE_MCOUNT_RECORD
1564575f91SWu Zhangjin	select HAVE_C_RECORDMCOUNT
1629c5d346SWu Zhangjin	select HAVE_FUNCTION_GRAPH_TRACER
17c1bf207dSDavid Daney	select HAVE_KPROBES
18c1bf207dSDavid Daney	select HAVE_KRETPROBES
19b69ec42bSCatalin Marinas	select HAVE_DEBUG_KMEMLEAK
20e26d196cSDavid Daney	select ARCH_BINFMT_ELF_RANDOMIZE_PIE
21383c97b4SBen Hutchings	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES && 64BIT
2221a41faaSWu Zhangjin	select RTC_LIB if !MACH_LOONGSON
232b78920dSDeng-Cheng Zhu	select GENERIC_ATOMIC64 if !64BIT
247463449bSCatalin Marinas	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
2548e1fd5aSDavid Daney	select HAVE_DMA_ATTRS
2648e1fd5aSDavid Daney	select HAVE_DMA_API_DEBUG
273bd27e32SDavid Daney	select HAVE_GENERIC_HARDIRQS
283bd27e32SDavid Daney	select GENERIC_IRQ_PROBE
29f8396c17SThomas Gleixner	select GENERIC_IRQ_SHOW
3094bb0c1aSDavid Daney	select HAVE_ARCH_JUMP_LABEL
31c1d7e01dSWill Deacon	select ARCH_WANT_IPC_PARSE_VERSION
320f462e3cSThomas Gleixner	select IRQ_FORCED_THREADING
339d15ffc8STejun Heo	select HAVE_MEMBLOCK
349d15ffc8STejun Heo	select HAVE_MEMBLOCK_NODE_MAP
359d15ffc8STejun Heo	select ARCH_DISCARD_MEMBLOCK
36360014a3SThomas Gleixner	select GENERIC_SMP_IDLE_THREAD
374b054495SDavid Daney	select BUILDTIME_EXTABLE_SORT
38cde1794bSAnna-Maria Gleixner	select GENERIC_CLOCKEVENTS
39cde1794bSAnna-Maria Gleixner	select GENERIC_CMOS_UPDATE
40786d35d4SDavid Howells	select HAVE_MOD_ARCH_SPECIFIC
414febd95aSStephen Rothwell	select VIRT_TO_BUS
422f12fb20SJoshua Kinard	select MODULES_USE_ELF_REL if MODULES
432f12fb20SJoshua Kinard	select MODULES_USE_ELF_RELA if MODULES && 64BIT
4450150d2bSAl Viro	select CLONE_BACKWARDS
45*d1a1dc0bSDave Hansen	select HAVE_DEBUG_STACKOVERFLOW
461da177e4SLinus Torvalds
471da177e4SLinus Torvaldsmenu "Machine selection"
481da177e4SLinus Torvalds
495ac6da66SChristoph Lameterconfig ZONE_DMA
505ac6da66SChristoph Lameter	bool
515ac6da66SChristoph Lameter
525e83d430SRalf Baechlechoice
535e83d430SRalf Baechle	prompt "System type"
545e83d430SRalf Baechle	default SGI_IP22
551da177e4SLinus Torvalds
5642a4f17dSManuel Laussconfig MIPS_ALCHEMY
57c3543e25SYoichi Yuasa	bool "Alchemy processor based machines"
5842a4f17dSManuel Lauss	select 64BIT_PHYS_ADDR
59f772cdb2SRalf Baechle	select CEVT_R4K
60d7ea335cSSteven J. Hill	select CSRC_R4K
6142a4f17dSManuel Lauss	select IRQ_CPU
6242a4f17dSManuel Lauss	select SYS_HAS_CPU_MIPS32_R1
6342a4f17dSManuel Lauss	select SYS_SUPPORTS_32BIT_KERNEL
6442a4f17dSManuel Lauss	select SYS_SUPPORTS_APM_EMULATION
65efb12436SAlexandre Courbot	select ARCH_REQUIRE_GPIOLIB
661b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
6737663860SManuel Lauss	select USB_ARCH_HAS_OHCI
6837663860SManuel Lauss	select USB_ARCH_HAS_EHCI
691da177e4SLinus Torvalds
707ca5dc14SFlorian Fainelliconfig AR7
717ca5dc14SFlorian Fainelli	bool "Texas Instruments AR7"
727ca5dc14SFlorian Fainelli	select BOOT_ELF32
737ca5dc14SFlorian Fainelli	select DMA_NONCOHERENT
747ca5dc14SFlorian Fainelli	select CEVT_R4K
757ca5dc14SFlorian Fainelli	select CSRC_R4K
767ca5dc14SFlorian Fainelli	select IRQ_CPU
777ca5dc14SFlorian Fainelli	select NO_EXCEPT_FILL
787ca5dc14SFlorian Fainelli	select SWAP_IO_SPACE
797ca5dc14SFlorian Fainelli	select SYS_HAS_CPU_MIPS32_R1
807ca5dc14SFlorian Fainelli	select SYS_HAS_EARLY_PRINTK
817ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_32BIT_KERNEL
827ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_LITTLE_ENDIAN
831b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT_UART16550
845f3c9098SFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
857ca5dc14SFlorian Fainelli	select VLYNQ
868551fb64SYoichi Yuasa	select HAVE_CLK
877ca5dc14SFlorian Fainelli	help
887ca5dc14SFlorian Fainelli	  Support for the Texas Instruments AR7 System-on-a-Chip
897ca5dc14SFlorian Fainelli	  family: TNETD7100, 7200 and 7300.
907ca5dc14SFlorian Fainelli
91d4a67d9dSGabor Juhosconfig ATH79
92d4a67d9dSGabor Juhos	bool "Atheros AR71XX/AR724X/AR913X based boards"
936eae43c5SGabor Juhos	select ARCH_REQUIRE_GPIOLIB
94d4a67d9dSGabor Juhos	select BOOT_RAW
95d4a67d9dSGabor Juhos	select CEVT_R4K
96d4a67d9dSGabor Juhos	select CSRC_R4K
97d4a67d9dSGabor Juhos	select DMA_NONCOHERENT
9894638067SGabor Juhos	select HAVE_CLK
99d4a67d9dSGabor Juhos	select IRQ_CPU
1000aabf1a4SGabor Juhos	select MIPS_MACHINE
101d4a67d9dSGabor Juhos	select SYS_HAS_CPU_MIPS32_R2
102d4a67d9dSGabor Juhos	select SYS_HAS_EARLY_PRINTK
103d4a67d9dSGabor Juhos	select SYS_SUPPORTS_32BIT_KERNEL
104d4a67d9dSGabor Juhos	select SYS_SUPPORTS_BIG_ENDIAN
105d4a67d9dSGabor Juhos	help
106d4a67d9dSGabor Juhos	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.
107d4a67d9dSGabor Juhos
1081c0c13ebSAurelien Jarnoconfig BCM47XX
109c619366eSFlorian Fainelli	bool "Broadcom BCM47XX based boards"
1102da4c74dSHauke Mehrtens	select ARCH_WANT_OPTIONAL_GPIOLIB
111fe08f8c2SHauke Mehrtens	select BOOT_RAW
11242f77542SRalf Baechle	select CEVT_R4K
113940f6b48SRalf Baechle	select CSRC_R4K
1141c0c13ebSAurelien Jarno	select DMA_NONCOHERENT
1150e2794b0SRalf Baechle	select FW_CFE
1161c0c13ebSAurelien Jarno	select HW_HAS_PCI
1171c0c13ebSAurelien Jarno	select IRQ_CPU
118dd54deddSHauke Mehrtens	select NO_EXCEPT_FILL
1191c0c13ebSAurelien Jarno	select SYS_SUPPORTS_32BIT_KERNEL
1201c0c13ebSAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
12125e5fb97SAurelien Jarno	select SYS_HAS_EARLY_PRINTK
1221c0c13ebSAurelien Jarno	help
1231c0c13ebSAurelien Jarno	 Support for BCM47XX based boards
1241c0c13ebSAurelien Jarno
125e7300d04SMaxime Bizonconfig BCM63XX
126e7300d04SMaxime Bizon	bool "Broadcom BCM63XX based boards"
127e7300d04SMaxime Bizon	select CEVT_R4K
128e7300d04SMaxime Bizon	select CSRC_R4K
129e7300d04SMaxime Bizon	select DMA_NONCOHERENT
130e7300d04SMaxime Bizon	select IRQ_CPU
131e7300d04SMaxime Bizon	select SYS_HAS_CPU_MIPS32_R1
132e7300d04SMaxime Bizon	select SYS_SUPPORTS_32BIT_KERNEL
133e7300d04SMaxime Bizon	select SYS_SUPPORTS_BIG_ENDIAN
134e7300d04SMaxime Bizon	select SYS_HAS_EARLY_PRINTK
135e7300d04SMaxime Bizon	select SWAP_IO_SPACE
136e7300d04SMaxime Bizon	select ARCH_REQUIRE_GPIOLIB
1373e82eeebSYoichi Yuasa	select HAVE_CLK
138e7300d04SMaxime Bizon	help
139e7300d04SMaxime Bizon	 Support for BCM63XX based boards
140e7300d04SMaxime Bizon
1411da177e4SLinus Torvaldsconfig MIPS_COBALT
1423fa986faSMartin Michlmayr	bool "Cobalt Server"
14342f77542SRalf Baechle	select CEVT_R4K
144940f6b48SRalf Baechle	select CSRC_R4K
1451097c6acSYoichi Yuasa	select CEVT_GT641XX
1461da177e4SLinus Torvalds	select DMA_NONCOHERENT
1471da177e4SLinus Torvalds	select HW_HAS_PCI
148d865bea4SRalf Baechle	select I8253
1491da177e4SLinus Torvalds	select I8259
1501da177e4SLinus Torvalds	select IRQ_CPU
151d5ab1a69SYoichi Yuasa	select IRQ_GT641XX
152252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
153e25bfc92SYoichi Yuasa	select PCI
1547cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
1550a22e0d4SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
156ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
1570e8774b6SFlorian Fainelli	select SYS_SUPPORTS_64BIT_KERNEL
1585e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
1591da177e4SLinus Torvalds
1601da177e4SLinus Torvaldsconfig MACH_DECSTATION
1613fa986faSMartin Michlmayr	bool "DECstations"
1621da177e4SLinus Torvalds	select BOOT_ELF32
1636457d9fcSYoichi Yuasa	select CEVT_DS1287
16442f77542SRalf Baechle	select CEVT_R4K
1654247417dSYoichi Yuasa	select CSRC_IOASIC
166940f6b48SRalf Baechle	select CSRC_R4K
16720d60d99SMaciej W. Rozycki	select CPU_DADDI_WORKAROUNDS if 64BIT
16820d60d99SMaciej W. Rozycki	select CPU_R4000_WORKAROUNDS if 64BIT
16920d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS if 64BIT
1701da177e4SLinus Torvalds	select DMA_NONCOHERENT
171d388d685SMaciej W. Rozycki	select NO_IOPORT
1721da177e4SLinus Torvalds	select IRQ_CPU
1737cf8053bSRalf Baechle	select SYS_HAS_CPU_R3000
1747cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
175ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
1767d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
1775e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
1781723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_128HZ
1791723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_256HZ
1801723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_1024HZ
1815e83d430SRalf Baechle	help
1821da177e4SLinus Torvalds	  This enables support for DEC's MIPS based workstations.  For details
1831da177e4SLinus Torvalds	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
1841da177e4SLinus Torvalds	  DECstation porting pages on <http://decstation.unix-ag.org/>.
1851da177e4SLinus Torvalds
1861da177e4SLinus Torvalds	  If you have one of the following DECstation Models you definitely
1871da177e4SLinus Torvalds	  want to choose R4xx0 for the CPU Type:
1881da177e4SLinus Torvalds
1891da177e4SLinus Torvalds		DECstation 5000/50
1901da177e4SLinus Torvalds		DECstation 5000/150
1911da177e4SLinus Torvalds		DECstation 5000/260
1921da177e4SLinus Torvalds		DECsystem 5900/260
1931da177e4SLinus Torvalds
1941da177e4SLinus Torvalds	  otherwise choose R3000.
1951da177e4SLinus Torvalds
1965e83d430SRalf Baechleconfig MACH_JAZZ
1973fa986faSMartin Michlmayr	bool "Jazz family of machines"
1980e2794b0SRalf Baechle	select FW_ARC
1990e2794b0SRalf Baechle	select FW_ARC32
2005e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
20142f77542SRalf Baechle	select CEVT_R4K
202940f6b48SRalf Baechle	select CSRC_R4K
203e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
2045e83d430SRalf Baechle	select GENERIC_ISA_DMA
2058a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
206ea202c63SThomas Bogendoerfer	select IRQ_CPU
207d865bea4SRalf Baechle	select I8253
2085e83d430SRalf Baechle	select I8259
2095e83d430SRalf Baechle	select ISA
2107cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
2115e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
2127d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
2131723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_100HZ
2141da177e4SLinus Torvalds	help
2155e83d430SRalf Baechle	 This a family of machines based on the MIPS R4030 chipset which was
2165e83d430SRalf Baechle	 used by several vendors to build RISC/os and Windows NT workstations.
217692105b8SMatt LaPlante	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
2185e83d430SRalf Baechle	 Olivetti M700-10 workstations.
2195e83d430SRalf Baechle
2205ebabe59SLars-Peter Clausenconfig MACH_JZ4740
2215ebabe59SLars-Peter Clausen	bool "Ingenic JZ4740 based machines"
2225ebabe59SLars-Peter Clausen	select SYS_HAS_CPU_MIPS32_R1
2235ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_32BIT_KERNEL
2245ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_LITTLE_ENDIAN
225f9c9affcSLluís Batlle i Rossell	select SYS_SUPPORTS_ZBOOT_UART16550
2265ebabe59SLars-Peter Clausen	select DMA_NONCOHERENT
2275ebabe59SLars-Peter Clausen	select IRQ_CPU
2285ebabe59SLars-Peter Clausen	select ARCH_REQUIRE_GPIOLIB
2295ebabe59SLars-Peter Clausen	select SYS_HAS_EARLY_PRINTK
2305ebabe59SLars-Peter Clausen	select HAVE_PWM
231ab5330ebSMaurus Cuelenaere	select HAVE_CLK
23283bc7692SLars-Peter Clausen	select GENERIC_IRQ_CHIP
2335ebabe59SLars-Peter Clausen
234171bb2f1SJohn Crispinconfig LANTIQ
235171bb2f1SJohn Crispin	bool "Lantiq based platforms"
236171bb2f1SJohn Crispin	select DMA_NONCOHERENT
237171bb2f1SJohn Crispin	select IRQ_CPU
238171bb2f1SJohn Crispin	select CEVT_R4K
239171bb2f1SJohn Crispin	select CSRC_R4K
240171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
241171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
242171bb2f1SJohn Crispin	select SYS_SUPPORTS_BIG_ENDIAN
243171bb2f1SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
244171bb2f1SJohn Crispin	select SYS_SUPPORTS_MULTITHREADING
245171bb2f1SJohn Crispin	select SYS_HAS_EARLY_PRINTK
246171bb2f1SJohn Crispin	select ARCH_REQUIRE_GPIOLIB
247171bb2f1SJohn Crispin	select SWAP_IO_SPACE
248171bb2f1SJohn Crispin	select BOOT_RAW
249287e3f3fSJohn Crispin	select HAVE_MACH_CLKDEV
250287e3f3fSJohn Crispin	select CLKDEV_LOOKUP
251a0392222SJohn Crispin	select USE_OF
2523f8c50c9SJohn Crispin	select PINCTRL
2533f8c50c9SJohn Crispin	select PINCTRL_LANTIQ
254171bb2f1SJohn Crispin
2551f21d2bdSBrian Murphyconfig LASAT
2561f21d2bdSBrian Murphy	bool "LASAT Networks platforms"
25742f77542SRalf Baechle	select CEVT_R4K
258940f6b48SRalf Baechle	select CSRC_R4K
2591f21d2bdSBrian Murphy	select DMA_NONCOHERENT
2601f21d2bdSBrian Murphy	select SYS_HAS_EARLY_PRINTK
2611f21d2bdSBrian Murphy	select HW_HAS_PCI
262a5ccfe5cSRalf Baechle	select IRQ_CPU
2631f21d2bdSBrian Murphy	select PCI_GT64XXX_PCI0
2641f21d2bdSBrian Murphy	select MIPS_NILE4
2651f21d2bdSBrian Murphy	select R5000_CPU_SCACHE
2661f21d2bdSBrian Murphy	select SYS_HAS_CPU_R5000
2671f21d2bdSBrian Murphy	select SYS_SUPPORTS_32BIT_KERNEL
2681f21d2bdSBrian Murphy	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
2691f21d2bdSBrian Murphy	select SYS_SUPPORTS_LITTLE_ENDIAN
2701f21d2bdSBrian Murphy
27185749d24SWu Zhangjinconfig MACH_LOONGSON
27285749d24SWu Zhangjin	bool "Loongson family of machines"
273c7e8c668SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
274ade299d8SYoichi Yuasa	help
27585749d24SWu Zhangjin	  This enables the support of Loongson family of machines.
27685749d24SWu Zhangjin
27785749d24SWu Zhangjin	  Loongson is a family of general-purpose MIPS-compatible CPUs.
27885749d24SWu Zhangjin	  developed at Institute of Computing Technology (ICT),
27985749d24SWu Zhangjin	  Chinese Academy of Sciences (CAS) in the People's Republic
28085749d24SWu Zhangjin	  of China. The chief architect is Professor Weiwu Hu.
281ade299d8SYoichi Yuasa
282ca585cf9SKelvin Cheungconfig MACH_LOONGSON1
283ca585cf9SKelvin Cheung	bool "Loongson 1 family of machines"
284ca585cf9SKelvin Cheung	select SYS_SUPPORTS_ZBOOT
285ca585cf9SKelvin Cheung	help
286ca585cf9SKelvin Cheung	  This enables support for the Loongson 1 based machines.
287ca585cf9SKelvin Cheung
288ca585cf9SKelvin Cheung	  Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by
289ca585cf9SKelvin Cheung	  the ICT (Institute of Computing Technology) and the Chinese Academy
290ca585cf9SKelvin Cheung	  of Sciences.
291ca585cf9SKelvin Cheung
2921da177e4SLinus Torvaldsconfig MIPS_MALTA
2933fa986faSMartin Michlmayr	bool "MIPS Malta board"
29461ed242dSRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
2951da177e4SLinus Torvalds	select BOOT_ELF32
296fa71c960SRalf Baechle	select BOOT_RAW
29742f77542SRalf Baechle	select CEVT_R4K
298940f6b48SRalf Baechle	select CSRC_R4K
299778eeb1bSSteven J. Hill	select CSRC_GIC
3001da177e4SLinus Torvalds	select DMA_NONCOHERENT
3011da177e4SLinus Torvalds	select GENERIC_ISA_DMA
3028a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
303aa414dffSRalf Baechle	select IRQ_CPU
30439b8d525SRalf Baechle	select IRQ_GIC
3051da177e4SLinus Torvalds	select HW_HAS_PCI
306d865bea4SRalf Baechle	select I8253
3071da177e4SLinus Torvalds	select I8259
3085e83d430SRalf Baechle	select MIPS_BONITO64
3099318c51aSChris Dearman	select MIPS_CPU_SCACHE
310252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
3115e83d430SRalf Baechle	select MIPS_MSC
3121da177e4SLinus Torvalds	select SWAP_IO_SPACE
3137cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
3147cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
3157cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
3165d9fbed1SLeonid Yegoshin	select SYS_HAS_CPU_MIPS64_R2
3177cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
3187cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
31936a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
320ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
321ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
3225e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
3235e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
3240365070fSTim Anderson	select SYS_SUPPORTS_MIPS_CMP
325f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
3269693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
3271b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
3281da177e4SLinus Torvalds	help
329f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
3301da177e4SLinus Torvalds	  board.
3311da177e4SLinus Torvalds
332ec47b274SSteven J. Hillconfig MIPS_SEAD3
333ec47b274SSteven J. Hill	bool "MIPS SEAD3 board"
334ec47b274SSteven J. Hill	select BOOT_ELF32
335ec47b274SSteven J. Hill	select BOOT_RAW
336ec47b274SSteven J. Hill	select CEVT_R4K
337ec47b274SSteven J. Hill	select CSRC_R4K
338dfa762e1SSteven J. Hill	select CSRC_GIC
339ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_VI
340ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_EI
341ec47b274SSteven J. Hill	select DMA_NONCOHERENT
342ec47b274SSteven J. Hill	select IRQ_CPU
343ec47b274SSteven J. Hill	select IRQ_GIC
344ec47b274SSteven J. Hill	select MIPS_CPU_SCACHE
345ec47b274SSteven J. Hill	select MIPS_MSC
346ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R1
347ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R2
348ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS64_R1
349ec47b274SSteven J. Hill	select SYS_HAS_EARLY_PRINTK
350ec47b274SSteven J. Hill	select SYS_SUPPORTS_32BIT_KERNEL
351ec47b274SSteven J. Hill	select SYS_SUPPORTS_64BIT_KERNEL
352ec47b274SSteven J. Hill	select SYS_SUPPORTS_BIG_ENDIAN
353ec47b274SSteven J. Hill	select SYS_SUPPORTS_LITTLE_ENDIAN
354ec47b274SSteven J. Hill	select SYS_SUPPORTS_SMARTMIPS
355a6a4834cSSteven J. Hill	select SYS_SUPPORTS_MICROMIPS
356ec47b274SSteven J. Hill	select USB_ARCH_HAS_EHCI
357ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_DESC
358ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_MMIO
3599b731009SSteven J. Hill	select USE_OF
360ec47b274SSteven J. Hill	help
361ec47b274SSteven J. Hill	  This enables support for the MIPS Technologies SEAD3 evaluation
362ec47b274SSteven J. Hill	  board.
363ec47b274SSteven J. Hill
364a83860c2SRalf Baechleconfig NEC_MARKEINS
365a83860c2SRalf Baechle	bool "NEC EMMA2RH Mark-eins board"
366a83860c2SRalf Baechle	select SOC_EMMA2RH
367a83860c2SRalf Baechle	select HW_HAS_PCI
368a83860c2SRalf Baechle	help
369a83860c2SRalf Baechle	  This enables support for the NEC Electronics Mark-eins boards.
370ade299d8SYoichi Yuasa
3715e83d430SRalf Baechleconfig MACH_VR41XX
37274142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
37342f77542SRalf Baechle	select CEVT_R4K
374940f6b48SRalf Baechle	select CSRC_R4K
3757cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
37627fdd325SYoichi Yuasa	select ARCH_REQUIRE_GPIOLIB
3775e83d430SRalf Baechle
378edb6310aSDaniel Lairdconfig NXP_STB220
379edb6310aSDaniel Laird	bool "NXP STB220 board"
380edb6310aSDaniel Laird	select SOC_PNX833X
381edb6310aSDaniel Laird	help
382edb6310aSDaniel Laird	 Support for NXP Semiconductors STB220 Development Board.
383edb6310aSDaniel Laird
384edb6310aSDaniel Lairdconfig NXP_STB225
385edb6310aSDaniel Laird	bool "NXP 225 board"
386edb6310aSDaniel Laird	select SOC_PNX833X
387edb6310aSDaniel Laird	select SOC_PNX8335
388edb6310aSDaniel Laird	help
389edb6310aSDaniel Laird	 Support for NXP Semiconductors STB225 Development Board.
390edb6310aSDaniel Laird
3919267a30dSMarc St-Jeanconfig PMC_MSP
3929267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
39339d30c13SAnoop P A	select CEVT_R4K
39439d30c13SAnoop P A	select CSRC_R4K
3959267a30dSMarc St-Jean	select DMA_NONCOHERENT
3969267a30dSMarc St-Jean	select SWAP_IO_SPACE
3979267a30dSMarc St-Jean	select NO_EXCEPT_FILL
3989267a30dSMarc St-Jean	select BOOT_RAW
3999267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
4009267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
4019267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
4029267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
4039267a30dSMarc St-Jean	select IRQ_CPU
4049267a30dSMarc St-Jean	select SERIAL_8250
4059267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
4069296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
4079296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_DESC
4089267a30dSMarc St-Jean	help
4099267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
4109267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
4119267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
4129267a30dSMarc St-Jean	  a variety of MIPS cores.
4139267a30dSMarc St-Jean
414a3a0f8c8SDavid VomLehnconfig POWERTV
415a3a0f8c8SDavid VomLehn	bool "Cisco PowerTV"
416a3a0f8c8SDavid VomLehn	select BOOT_ELF32
417a3a0f8c8SDavid VomLehn	select CEVT_R4K
418a3a0f8c8SDavid VomLehn	select CPU_MIPSR2_IRQ_VI
419a3a0f8c8SDavid VomLehn	select CPU_MIPSR2_IRQ_EI
420a3a0f8c8SDavid VomLehn	select CSRC_POWERTV
421a3a0f8c8SDavid VomLehn	select DMA_NONCOHERENT
422a3a0f8c8SDavid VomLehn	select HW_HAS_PCI
423a3a0f8c8SDavid VomLehn	select SYS_HAS_EARLY_PRINTK
424a3a0f8c8SDavid VomLehn	select SYS_HAS_CPU_MIPS32_R2
425a3a0f8c8SDavid VomLehn	select SYS_SUPPORTS_32BIT_KERNEL
426a3a0f8c8SDavid VomLehn	select SYS_SUPPORTS_BIG_ENDIAN
427a3a0f8c8SDavid VomLehn	select SYS_SUPPORTS_HIGHMEM
428a3a0f8c8SDavid VomLehn	select USB_OHCI_LITTLE_ENDIAN
429a3a0f8c8SDavid VomLehn	help
430a3a0f8c8SDavid VomLehn	  This enables support for the Cisco PowerTV Platform.
431a3a0f8c8SDavid VomLehn
432ae2b5bb6SJohn Crispinconfig RALINK
433ae2b5bb6SJohn Crispin	bool "Ralink based machines"
434ae2b5bb6SJohn Crispin	select CEVT_R4K
435ae2b5bb6SJohn Crispin	select CSRC_R4K
436ae2b5bb6SJohn Crispin	select BOOT_RAW
437ae2b5bb6SJohn Crispin	select DMA_NONCOHERENT
438ae2b5bb6SJohn Crispin	select IRQ_CPU
439ae2b5bb6SJohn Crispin	select USE_OF
440ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
441ae2b5bb6SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
442ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
443ae2b5bb6SJohn Crispin	select SYS_SUPPORTS_LITTLE_ENDIAN
444ae2b5bb6SJohn Crispin	select SYS_HAS_EARLY_PRINTK
445ae2b5bb6SJohn Crispin	select HAVE_MACH_CLKDEV
446ae2b5bb6SJohn Crispin	select CLKDEV_LOOKUP
447ae2b5bb6SJohn Crispin
4481da177e4SLinus Torvaldsconfig SGI_IP22
4493fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
4500e2794b0SRalf Baechle	select FW_ARC
4510e2794b0SRalf Baechle	select FW_ARC32
4521da177e4SLinus Torvalds	select BOOT_ELF32
45342f77542SRalf Baechle	select CEVT_R4K
454940f6b48SRalf Baechle	select CSRC_R4K
455e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
4561da177e4SLinus Torvalds	select DMA_NONCOHERENT
4575e83d430SRalf Baechle	select HW_HAS_EISA
458d865bea4SRalf Baechle	select I8253
45968de4803SThomas Bogendoerfer	select I8259
4601da177e4SLinus Torvalds	select IP22_CPU_SCACHE
4611da177e4SLinus Torvalds	select IRQ_CPU
462aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
463e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
464e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
46536e5c21dSThomas Bogendoerfer	select SGI_HAS_HAL2
466e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
467e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
468e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
4691da177e4SLinus Torvalds	select SWAP_IO_SPACE
4707cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
4717cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
4722b5e63f6SMartin Michlmayr	#
4732b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
4742b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
4752b5e63f6SMartin Michlmayr	#
4762b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
4772b5e63f6SMartin Michlmayr	# for a more details discussion
4782b5e63f6SMartin Michlmayr	#
4792b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
480ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
481ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4825e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
4831da177e4SLinus Torvalds	help
4841da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
4851da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
4861da177e4SLinus Torvalds	  that runs on these, say Y here.
4871da177e4SLinus Torvalds
4881da177e4SLinus Torvaldsconfig SGI_IP27
4893fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
4900e2794b0SRalf Baechle	select FW_ARC
4910e2794b0SRalf Baechle	select FW_ARC64
4925e83d430SRalf Baechle	select BOOT_ELF64
493e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
494634286f1SRalf Baechle	select DMA_COHERENT
49536a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
4961da177e4SLinus Torvalds	select HW_HAS_PCI
497130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
4987cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
499ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5005e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
501d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
5021a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
5031da177e4SLinus Torvalds	help
5041da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
5051da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
5061da177e4SLinus Torvalds	  here.
5071da177e4SLinus Torvalds
508e2defae5SThomas Bogendoerferconfig SGI_IP28
5097d60717eSKees Cook	bool "SGI IP28 (Indigo2 R10k)"
5100e2794b0SRalf Baechle	select FW_ARC
5110e2794b0SRalf Baechle	select FW_ARC64
512e2defae5SThomas Bogendoerfer	select BOOT_ELF64
513e2defae5SThomas Bogendoerfer	select CEVT_R4K
514e2defae5SThomas Bogendoerfer	select CSRC_R4K
515e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
516e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
517e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
518e2defae5SThomas Bogendoerfer	select IRQ_CPU
519e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
520e2defae5SThomas Bogendoerfer	select I8253
521e2defae5SThomas Bogendoerfer	select I8259
522e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
523e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
5245b438c44SThomas Bogendoerfer	select SGI_HAS_HAL2
525e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
526e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
527e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
528e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
529e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
5302b5e63f6SMartin Michlmayr	#
5312b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5322b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5332b5e63f6SMartin Michlmayr	#
5342b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5352b5e63f6SMartin Michlmayr	# for a more details discussion
5362b5e63f6SMartin Michlmayr	#
5372b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
538e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
539e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
540e2defae5SThomas Bogendoerfer      help
541e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
542e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
543e2defae5SThomas Bogendoerfer
5441da177e4SLinus Torvaldsconfig SGI_IP32
545cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
5460e2794b0SRalf Baechle	select FW_ARC
5470e2794b0SRalf Baechle	select FW_ARC32
5481da177e4SLinus Torvalds	select BOOT_ELF32
54942f77542SRalf Baechle	select CEVT_R4K
550940f6b48SRalf Baechle	select CSRC_R4K
5511da177e4SLinus Torvalds	select DMA_NONCOHERENT
5521da177e4SLinus Torvalds	select HW_HAS_PCI
553dd67b155SRalf Baechle	select IRQ_CPU
5541da177e4SLinus Torvalds	select R5000_CPU_SCACHE
5551da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
5567cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
5577cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
5587cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
559dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
560ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5615e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5621da177e4SLinus Torvalds	help
5631da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
5641da177e4SLinus Torvalds
565ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
566ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
5675e83d430SRalf Baechle	select BOOT_ELF32
5685e83d430SRalf Baechle	select DMA_COHERENT
5695e83d430SRalf Baechle	select SIBYTE_BCM1120
5705e83d430SRalf Baechle	select SWAP_IO_SPACE
5717cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5725e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5735e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5745e83d430SRalf Baechle
575ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
576ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
5775e83d430SRalf Baechle	select BOOT_ELF32
5785e83d430SRalf Baechle	select DMA_COHERENT
5795e83d430SRalf Baechle	select SIBYTE_BCM1120
5805e83d430SRalf Baechle	select SWAP_IO_SPACE
5817cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5825e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5835e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5845e83d430SRalf Baechle
5855e83d430SRalf Baechleconfig SIBYTE_CRHONE
5863fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
5875e83d430SRalf Baechle	select BOOT_ELF32
5885e83d430SRalf Baechle	select DMA_COHERENT
5895e83d430SRalf Baechle	select SIBYTE_BCM1125
5905e83d430SRalf Baechle	select SWAP_IO_SPACE
5917cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5925e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5935e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
5945e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5955e83d430SRalf Baechle
596ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
597ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
598ade299d8SYoichi Yuasa	select BOOT_ELF32
599ade299d8SYoichi Yuasa	select DMA_COHERENT
600ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
601ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
602ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
603ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
604ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
605ade299d8SYoichi Yuasa
606ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
607ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
608ade299d8SYoichi Yuasa	select BOOT_ELF32
609ade299d8SYoichi Yuasa	select DMA_COHERENT
610fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
611ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
612ade299d8SYoichi Yuasa	select SIBYTE_SB1250
613ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
614ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
615ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
616ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
617ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
618cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
619ade299d8SYoichi Yuasa
620ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
621ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
622ade299d8SYoichi Yuasa	select BOOT_ELF32
623ade299d8SYoichi Yuasa	select DMA_COHERENT
624fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
625ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
626ade299d8SYoichi Yuasa	select SIBYTE_SB1250
627ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
628ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
629ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
630ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
631ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
632ade299d8SYoichi Yuasa
633ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
634ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
635ade299d8SYoichi Yuasa	select BOOT_ELF32
636ade299d8SYoichi Yuasa	select DMA_COHERENT
637ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
638ade299d8SYoichi Yuasa	select SIBYTE_SB1250
639ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
640ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
641ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
642ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
643ade299d8SYoichi Yuasa
644ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
645ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
646ade299d8SYoichi Yuasa	select BOOT_ELF32
647ade299d8SYoichi Yuasa	select DMA_COHERENT
648ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
649ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
650ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
651ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
652ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
653651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
654ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
655cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
656ade299d8SYoichi Yuasa
65714b36af4SThomas Bogendoerferconfig SNI_RM
65814b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
6590e2794b0SRalf Baechle	select FW_ARC if CPU_LITTLE_ENDIAN
6600e2794b0SRalf Baechle	select FW_ARC32 if CPU_LITTLE_ENDIAN
661aaa9fad3SPaul Bolle	select FW_SNIPROM if CPU_BIG_ENDIAN
6625e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
6635e83d430SRalf Baechle	select BOOT_ELF32
66442f77542SRalf Baechle	select CEVT_R4K
665940f6b48SRalf Baechle	select CSRC_R4K
666e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
6675e83d430SRalf Baechle	select DMA_NONCOHERENT
6685e83d430SRalf Baechle	select GENERIC_ISA_DMA
6698a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
6705e83d430SRalf Baechle	select HW_HAS_EISA
6715e83d430SRalf Baechle	select HW_HAS_PCI
672c066a32aSThomas Bogendoerfer	select IRQ_CPU
673d865bea4SRalf Baechle	select I8253
6745e83d430SRalf Baechle	select I8259
6755e83d430SRalf Baechle	select ISA
6764a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
6777cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
6784a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
679c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
6804a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
68136a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
682ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
6837d60717eSKees Cook	select SYS_SUPPORTS_64BIT_KERNEL
6844a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
6855e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
6865e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6871da177e4SLinus Torvalds	help
68814b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
68914b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
6905e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
6915e83d430SRalf Baechle	  support this machine type.
6921da177e4SLinus Torvalds
693edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX
694edcaf1a6SAtsushi Nemoto	bool "Toshiba TX39 series based machines"
6955e83d430SRalf Baechle
696edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX
697edcaf1a6SAtsushi Nemoto	bool "Toshiba TX49 series based machines"
69823fbee9dSRalf Baechle
69973b4390fSRalf Baechleconfig MIKROTIK_RB532
70073b4390fSRalf Baechle	bool "Mikrotik RB532 boards"
70173b4390fSRalf Baechle	select CEVT_R4K
70273b4390fSRalf Baechle	select CSRC_R4K
70373b4390fSRalf Baechle	select DMA_NONCOHERENT
70473b4390fSRalf Baechle	select HW_HAS_PCI
70573b4390fSRalf Baechle	select IRQ_CPU
70673b4390fSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
70773b4390fSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
70873b4390fSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
70973b4390fSRalf Baechle	select SWAP_IO_SPACE
71073b4390fSRalf Baechle	select BOOT_RAW
711d888e25bSFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
71273b4390fSRalf Baechle	help
71373b4390fSRalf Baechle	  Support the Mikrotik(tm) RouterBoard 532 series,
71473b4390fSRalf Baechle	  based on the IDT RC32434 SoC.
71573b4390fSRalf Baechle
716ade299d8SYoichi Yuasaconfig WR_PPMC
717ade299d8SYoichi Yuasa	bool "Wind River PPMC board"
71842f77542SRalf Baechle	select CEVT_R4K
719940f6b48SRalf Baechle	select CSRC_R4K
720ade299d8SYoichi Yuasa	select IRQ_CPU
721ade299d8SYoichi Yuasa	select BOOT_ELF32
722ade299d8SYoichi Yuasa	select DMA_NONCOHERENT
723ade299d8SYoichi Yuasa	select HW_HAS_PCI
724ade299d8SYoichi Yuasa	select PCI_GT64XXX_PCI0
725ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
726ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS32_R1
727ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS32_R2
728ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS64_R1
729ade299d8SYoichi Yuasa	select SYS_HAS_CPU_NEVADA
730ade299d8SYoichi Yuasa	select SYS_HAS_CPU_RM7000
731ade299d8SYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
732ade299d8SYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
733ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
734ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
735ade299d8SYoichi Yuasa	help
736ade299d8SYoichi Yuasa	  This enables support for the Wind River MIPS32 4KC PPMC evaluation
737ade299d8SYoichi Yuasa	  board, which is based on GT64120 bridge chip.
738ade299d8SYoichi Yuasa
739a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR
740c9d89d97SYoichi Yuasa	bool "Cavium Networks Octeon Simulator"
741a86c7f72SDavid Daney	select CEVT_R4K
742a86c7f72SDavid Daney	select 64BIT_PHYS_ADDR
743a86c7f72SDavid Daney	select DMA_COHERENT
744a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
745a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
746773cb77dSRalf Baechle	select SYS_SUPPORTS_HOTPLUG_CPU
7475e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
748465aaed0SDavid Daney	select HOLES_IN_ZONE
749a86c7f72SDavid Daney	help
750a86c7f72SDavid Daney	  The Octeon simulator is software performance model of the Cavium
751a86c7f72SDavid Daney	  Octeon Processor. It supports simulating Octeon processors on x86
752a86c7f72SDavid Daney	  hardware.
753a86c7f72SDavid Daney
754a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD
755c9d89d97SYoichi Yuasa	bool "Cavium Networks Octeon reference board"
756a86c7f72SDavid Daney	select CEVT_R4K
757a86c7f72SDavid Daney	select 64BIT_PHYS_ADDR
758a86c7f72SDavid Daney	select DMA_COHERENT
759a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
760a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
761f65aad41SRalf Baechle	select EDAC_SUPPORT
762773cb77dSRalf Baechle	select SYS_SUPPORTS_HOTPLUG_CPU
763a86c7f72SDavid Daney	select SYS_HAS_EARLY_PRINTK
7645e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
765a86c7f72SDavid Daney	select SWAP_IO_SPACE
766e8635b48SDavid Daney	select HW_HAS_PCI
767e8635b48SDavid Daney	select ARCH_SUPPORTS_MSI
768f00e001eSDavid Daney	select ZONE_DMA32
769340fbb8bSDavid Daney	select USB_ARCH_HAS_OHCI
770340fbb8bSDavid Daney	select USB_ARCH_HAS_EHCI
771465aaed0SDavid Daney	select HOLES_IN_ZONE
772a86c7f72SDavid Daney	help
773a86c7f72SDavid Daney	  This option supports all of the Octeon reference boards from Cavium
774a86c7f72SDavid Daney	  Networks. It builds a kernel that dynamically determines the Octeon
775a86c7f72SDavid Daney	  CPU type and supports all known board reference implementations.
776a86c7f72SDavid Daney	  Some of the supported boards are:
777a86c7f72SDavid Daney		EBT3000
778a86c7f72SDavid Daney		EBH3000
779a86c7f72SDavid Daney		EBH3100
780a86c7f72SDavid Daney		Thunder
781a86c7f72SDavid Daney		Kodama
782a86c7f72SDavid Daney		Hikari
783a86c7f72SDavid Daney	  Say Y here for most Octeon reference boards.
784a86c7f72SDavid Daney
7857f058e85SJayachandran Cconfig NLM_XLR_BOARD
7867f058e85SJayachandran C	bool "Netlogic XLR/XLS based systems"
7877f058e85SJayachandran C	select BOOT_ELF32
7887f058e85SJayachandran C	select NLM_COMMON
7897f058e85SJayachandran C	select SYS_HAS_CPU_XLR
7907f058e85SJayachandran C	select SYS_SUPPORTS_SMP
7917f058e85SJayachandran C	select HW_HAS_PCI
7927f058e85SJayachandran C	select SWAP_IO_SPACE
7937f058e85SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
7947f058e85SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
7957f058e85SJayachandran C	select 64BIT_PHYS_ADDR
7967f058e85SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
7977f058e85SJayachandran C	select SYS_SUPPORTS_HIGHMEM
7987f058e85SJayachandran C	select DMA_COHERENT
7997f058e85SJayachandran C	select NR_CPUS_DEFAULT_32
8007f058e85SJayachandran C	select CEVT_R4K
8017f058e85SJayachandran C	select CSRC_R4K
8027f058e85SJayachandran C	select IRQ_CPU
803f32671a8SGanesan Ramalingam	select ARCH_SUPPORTS_MSI
804b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8057f058e85SJayachandran C	select SYNC_R4K
8067f058e85SJayachandran C	select SYS_HAS_EARLY_PRINTK
807f35574a3SJayachandran C	select USB_ARCH_HAS_OHCI if USB_SUPPORT
808f35574a3SJayachandran C	select USB_ARCH_HAS_EHCI if USB_SUPPORT
8097f058e85SJayachandran C	help
8107f058e85SJayachandran C	  Support for systems based on Netlogic XLR and XLS processors.
8117f058e85SJayachandran C	  Say Y here if you have a XLR or XLS based board.
8127f058e85SJayachandran C
8131c773ea4SJayachandran Cconfig NLM_XLP_BOARD
8141c773ea4SJayachandran C	bool "Netlogic XLP based systems"
8151c773ea4SJayachandran C	select BOOT_ELF32
8161c773ea4SJayachandran C	select NLM_COMMON
8171c773ea4SJayachandran C	select SYS_HAS_CPU_XLP
8181c773ea4SJayachandran C	select SYS_SUPPORTS_SMP
8191c773ea4SJayachandran C	select HW_HAS_PCI
8201c773ea4SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8211c773ea4SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
8221c773ea4SJayachandran C	select 64BIT_PHYS_ADDR
8231c773ea4SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8241c773ea4SJayachandran C	select SYS_SUPPORTS_LITTLE_ENDIAN
8251c773ea4SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8261c773ea4SJayachandran C	select DMA_COHERENT
8271c773ea4SJayachandran C	select NR_CPUS_DEFAULT_32
8281c773ea4SJayachandran C	select CEVT_R4K
8291c773ea4SJayachandran C	select CSRC_R4K
8301c773ea4SJayachandran C	select IRQ_CPU
831b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8321c773ea4SJayachandran C	select SYNC_R4K
8331c773ea4SJayachandran C	select SYS_HAS_EARLY_PRINTK
8342f6528e1SJayachandran C	select USE_OF
8351c773ea4SJayachandran C	help
8361c773ea4SJayachandran C	  This board is based on Netlogic XLP Processor.
8371c773ea4SJayachandran C	  Say Y here if you have a XLP based board.
8381c773ea4SJayachandran C
8391da177e4SLinus Torvaldsendchoice
8401da177e4SLinus Torvalds
841e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig"
842d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig"
843a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig"
844e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig"
8455e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
8465ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig"
8478ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig"
8481f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
8490f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig"
850a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig"
851ae2b5bb6SJohn Crispinsource "arch/mips/ralink/Kconfig"
85229c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
85338b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
85422b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig"
8555e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
856a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig"
85785749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig"
858ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig"
8597f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig"
86038b18f72SRalf Baechle
8615e83d430SRalf Baechleendmenu
8625e83d430SRalf Baechle
8631da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
8641da177e4SLinus Torvalds	bool
8651da177e4SLinus Torvalds	default y
8661da177e4SLinus Torvalds
8671da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
8681da177e4SLinus Torvalds	bool
8691da177e4SLinus Torvalds
870f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
871f0d1b0b3SDavid Howells	bool
872f0d1b0b3SDavid Howells	default n
873f0d1b0b3SDavid Howells
874f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
875f0d1b0b3SDavid Howells	bool
876f0d1b0b3SDavid Howells	default n
877f0d1b0b3SDavid Howells
8783c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
8793c9ee7efSAkinobu Mita	bool
8803c9ee7efSAkinobu Mita	default y
8813c9ee7efSAkinobu Mita
8821da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
8831da177e4SLinus Torvalds	bool
8841da177e4SLinus Torvalds	default y
8851da177e4SLinus Torvalds
886ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER
8871cc89038SAtsushi Nemoto	bool
8881cc89038SAtsushi Nemoto	default y
8891cc89038SAtsushi Nemoto
8901da177e4SLinus Torvalds#
8911da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
8921da177e4SLinus Torvalds#
8930e2794b0SRalf Baechleconfig FW_ARC
8941da177e4SLinus Torvalds	bool
8951da177e4SLinus Torvalds
89661ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
89761ed242dSRalf Baechle	bool
89861ed242dSRalf Baechle
8999267a30dSMarc St-Jeanconfig BOOT_RAW
9009267a30dSMarc St-Jean	bool
9019267a30dSMarc St-Jean
902217dd11eSRalf Baechleconfig CEVT_BCM1480
903217dd11eSRalf Baechle	bool
904217dd11eSRalf Baechle
9056457d9fcSYoichi Yuasaconfig CEVT_DS1287
9066457d9fcSYoichi Yuasa	bool
9076457d9fcSYoichi Yuasa
9081097c6acSYoichi Yuasaconfig CEVT_GT641XX
9091097c6acSYoichi Yuasa	bool
9101097c6acSYoichi Yuasa
91142f77542SRalf Baechleconfig CEVT_R4K
91242f77542SRalf Baechle	bool
91342f77542SRalf Baechle
9140ab2b7d0SRaghu Gandhamconfig CEVT_GIC
9150ab2b7d0SRaghu Gandham	bool
9160ab2b7d0SRaghu Gandham
917217dd11eSRalf Baechleconfig CEVT_SB1250
918217dd11eSRalf Baechle	bool
919217dd11eSRalf Baechle
920229f773eSAtsushi Nemotoconfig CEVT_TXX9
921229f773eSAtsushi Nemoto	bool
922229f773eSAtsushi Nemoto
923217dd11eSRalf Baechleconfig CSRC_BCM1480
924217dd11eSRalf Baechle	bool
925217dd11eSRalf Baechle
9264247417dSYoichi Yuasaconfig CSRC_IOASIC
9274247417dSYoichi Yuasa	bool
9284247417dSYoichi Yuasa
929a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV
930a3a0f8c8SDavid VomLehn	bool
931a3a0f8c8SDavid VomLehn
932940f6b48SRalf Baechleconfig CSRC_R4K
933940f6b48SRalf Baechle	bool
934940f6b48SRalf Baechle
935778eeb1bSSteven J. Hillconfig CSRC_GIC
936778eeb1bSSteven J. Hill	bool
937778eeb1bSSteven J. Hill
938217dd11eSRalf Baechleconfig CSRC_SB1250
939217dd11eSRalf Baechle	bool
940217dd11eSRalf Baechle
941a9aec7feSAtsushi Nemotoconfig GPIO_TXX9
9427444a72eSMichael Buesch	select ARCH_REQUIRE_GPIOLIB
943a9aec7feSAtsushi Nemoto	bool
944a9aec7feSAtsushi Nemoto
9450e2794b0SRalf Baechleconfig FW_CFE
946df78b5c8SAurelien Jarno	bool
947df78b5c8SAurelien Jarno
9484bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT
9494bafad92SFUJITA Tomonori	def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT
9504bafad92SFUJITA Tomonori
9511da177e4SLinus Torvaldsconfig DMA_COHERENT
9521da177e4SLinus Torvalds	bool
9531da177e4SLinus Torvalds
9541da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
9551da177e4SLinus Torvalds	bool
956e1e02b32SFUJITA Tomonori	select NEED_DMA_MAP_STATE
9574ce588cdSRalf Baechle
958e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE
9594ce588cdSRalf Baechle	bool
9601da177e4SLinus Torvalds
96136a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
9621da177e4SLinus Torvalds	bool
9631da177e4SLinus Torvalds
964dbb74540SRalf Baechleconfig HOTPLUG_CPU
9651b2bc75cSRalf Baechle	bool "Support for hot-pluggable CPUs"
9661b2bc75cSRalf Baechle	depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU
9671b2bc75cSRalf Baechle	help
9681b2bc75cSRalf Baechle	  Say Y here to allow turning CPUs off and on. CPUs can be
9691b2bc75cSRalf Baechle	  controlled through /sys/devices/system/cpu.
9701b2bc75cSRalf Baechle	  (Note: power management support will enable this option
9711b2bc75cSRalf Baechle	    automatically on SMP systems. )
9721b2bc75cSRalf Baechle	  Say N if you want to disable CPU hotplug.
9731b2bc75cSRalf Baechle
9741b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU
975dbb74540SRalf Baechle	bool
976dbb74540SRalf Baechle
9771da177e4SLinus Torvaldsconfig I8259
9781da177e4SLinus Torvalds	bool
9791da177e4SLinus Torvalds
9801da177e4SLinus Torvaldsconfig MIPS_BONITO64
9811da177e4SLinus Torvalds	bool
9821da177e4SLinus Torvalds
9831da177e4SLinus Torvaldsconfig MIPS_MSC
9841da177e4SLinus Torvalds	bool
9851da177e4SLinus Torvalds
9861f21d2bdSBrian Murphyconfig MIPS_NILE4
9871f21d2bdSBrian Murphy	bool
9881f21d2bdSBrian Murphy
98939b8d525SRalf Baechleconfig SYNC_R4K
99039b8d525SRalf Baechle	bool
99139b8d525SRalf Baechle
992487d70d0SGabor Juhosconfig MIPS_MACHINE
993487d70d0SGabor Juhos	def_bool n
994487d70d0SGabor Juhos
995d388d685SMaciej W. Rozyckiconfig NO_IOPORT
996d388d685SMaciej W. Rozycki	def_bool n
997d388d685SMaciej W. Rozycki
9988313da30SRalf Baechleconfig GENERIC_ISA_DMA
9998313da30SRalf Baechle	bool
10008313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
1001a35bee8aSNamhyung Kim	select ISA_DMA_API
10028313da30SRalf Baechle
1003aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
1004aa414dffSRalf Baechle	bool
10058313da30SRalf Baechle	select GENERIC_ISA_DMA
1006aa414dffSRalf Baechle
1007a35bee8aSNamhyung Kimconfig ISA_DMA_API
1008a35bee8aSNamhyung Kim	bool
1009a35bee8aSNamhyung Kim
1010465aaed0SDavid Daneyconfig HOLES_IN_ZONE
1011465aaed0SDavid Daney	bool
1012465aaed0SDavid Daney
10135e83d430SRalf Baechle#
10146b2aac42SMasanari Iida# Endianness selection.  Sufficiently obscure so many users don't know what to
10155e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
10165e83d430SRalf Baechle# choice statement should be more obvious to the user.
10175e83d430SRalf Baechle#
10185e83d430SRalf Baechlechoice
10196b2aac42SMasanari Iida	prompt "Endianness selection"
10201da177e4SLinus Torvalds	help
10211da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
10225e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
10233cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
10245e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
10253dde6ad8SDavid Sterba	  one or the other endianness.
10265e83d430SRalf Baechle
10275e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
10285e83d430SRalf Baechle	bool "Big endian"
10295e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
10305e83d430SRalf Baechle
10315e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
10325e83d430SRalf Baechle	bool "Little endian"
10335e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
10345e83d430SRalf Baechle	help
10355e83d430SRalf Baechle
10365e83d430SRalf Baechleendchoice
10375e83d430SRalf Baechle
103822b0763aSDavid Daneyconfig EXPORT_UASM
103922b0763aSDavid Daney	bool
104022b0763aSDavid Daney
10412116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
10422116245eSRalf Baechle	bool
10432116245eSRalf Baechle
10445e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
10455e83d430SRalf Baechle	bool
10465e83d430SRalf Baechle
10475e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
10485e83d430SRalf Baechle	bool
10491da177e4SLinus Torvalds
10509cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS
10519cffd154SDavid Daney	bool
10529cffd154SDavid Daney	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
10539cffd154SDavid Daney	default y
10549cffd154SDavid Daney
1055aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT
1056aa1762f4SDavid Daney	def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1057aa1762f4SDavid Daney
10581da177e4SLinus Torvaldsconfig IRQ_CPU
10591da177e4SLinus Torvalds	bool
10601da177e4SLinus Torvalds
10611da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
10621da177e4SLinus Torvalds	bool
10631da177e4SLinus Torvalds
10649267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
10659267a30dSMarc St-Jean	bool
10669267a30dSMarc St-Jean
10679267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
10689267a30dSMarc St-Jean	bool
10699267a30dSMarc St-Jean
10708420fd00SAtsushi Nemotoconfig IRQ_TXX9
10718420fd00SAtsushi Nemoto	bool
10728420fd00SAtsushi Nemoto
1073d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
1074d5ab1a69SYoichi Yuasa	bool
1075d5ab1a69SYoichi Yuasa
107639b8d525SRalf Baechleconfig IRQ_GIC
107739b8d525SRalf Baechle	bool
107839b8d525SRalf Baechle
1079252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
10801da177e4SLinus Torvalds	bool
10811da177e4SLinus Torvalds
10829267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
10839267a30dSMarc St-Jean	bool
10849267a30dSMarc St-Jean
1085a83860c2SRalf Baechleconfig SOC_EMMA2RH
1086a83860c2SRalf Baechle	bool
1087a83860c2SRalf Baechle	select CEVT_R4K
1088a83860c2SRalf Baechle	select CSRC_R4K
1089a83860c2SRalf Baechle	select DMA_NONCOHERENT
1090a83860c2SRalf Baechle	select IRQ_CPU
1091a83860c2SRalf Baechle	select SWAP_IO_SPACE
1092a83860c2SRalf Baechle	select SYS_HAS_CPU_R5500
1093a83860c2SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1094a83860c2SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
1095a83860c2SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
1096a83860c2SRalf Baechle
1097edb6310aSDaniel Lairdconfig SOC_PNX833X
1098edb6310aSDaniel Laird	bool
1099edb6310aSDaniel Laird	select CEVT_R4K
1100edb6310aSDaniel Laird	select CSRC_R4K
1101edb6310aSDaniel Laird	select IRQ_CPU
1102edb6310aSDaniel Laird	select DMA_NONCOHERENT
1103edb6310aSDaniel Laird	select SYS_HAS_CPU_MIPS32_R2
1104edb6310aSDaniel Laird	select SYS_SUPPORTS_32BIT_KERNEL
1105edb6310aSDaniel Laird	select SYS_SUPPORTS_LITTLE_ENDIAN
1106edb6310aSDaniel Laird	select SYS_SUPPORTS_BIG_ENDIAN
1107edb6310aSDaniel Laird	select CPU_MIPSR2_IRQ_VI
1108edb6310aSDaniel Laird
1109edb6310aSDaniel Lairdconfig SOC_PNX8335
1110edb6310aSDaniel Laird	bool
1111edb6310aSDaniel Laird	select SOC_PNX833X
1112edb6310aSDaniel Laird
11131da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
11141da177e4SLinus Torvalds	bool
11151da177e4SLinus Torvalds
1116e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
1117e2defae5SThomas Bogendoerfer	bool
1118e2defae5SThomas Bogendoerfer
11195b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2
11205b438c44SThomas Bogendoerfer	bool
11215b438c44SThomas Bogendoerfer
1122e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
1123e2defae5SThomas Bogendoerfer	bool
1124e2defae5SThomas Bogendoerfer
1125e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
1126e2defae5SThomas Bogendoerfer	bool
1127e2defae5SThomas Bogendoerfer
1128e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
1129e2defae5SThomas Bogendoerfer	bool
1130e2defae5SThomas Bogendoerfer
1131e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
1132e2defae5SThomas Bogendoerfer	bool
1133e2defae5SThomas Bogendoerfer
1134e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1135e2defae5SThomas Bogendoerfer	bool
1136e2defae5SThomas Bogendoerfer
11370e2794b0SRalf Baechleconfig FW_ARC32
11385e83d430SRalf Baechle	bool
11395e83d430SRalf Baechle
1140aaa9fad3SPaul Bolleconfig FW_SNIPROM
1141231a35d3SThomas Bogendoerfer	bool
1142231a35d3SThomas Bogendoerfer
11431da177e4SLinus Torvaldsconfig BOOT_ELF32
11441da177e4SLinus Torvalds	bool
11451da177e4SLinus Torvalds
11461da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
11471da177e4SLinus Torvalds	int
114880fb55a9SJohn Crispin	default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL || SOC_RT288X
11490db2b74eSRalf Baechle	default "6" if MIPS_CPU_SCACHE
1150a86c7f72SDavid Daney	default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
11511da177e4SLinus Torvalds	default "5"
11521da177e4SLinus Torvalds
11531da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
11541da177e4SLinus Torvalds	bool
11551da177e4SLinus Torvalds
11561da177e4SLinus Torvaldsconfig ARC_CONSOLE
11571da177e4SLinus Torvalds	bool "ARC console support"
1158e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
11591da177e4SLinus Torvalds
11601da177e4SLinus Torvaldsconfig ARC_MEMORY
11611da177e4SLinus Torvalds	bool
116214b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
11631da177e4SLinus Torvalds	default y
11641da177e4SLinus Torvalds
11651da177e4SLinus Torvaldsconfig ARC_PROMLIB
11661da177e4SLinus Torvalds	bool
1167e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
11681da177e4SLinus Torvalds	default y
11691da177e4SLinus Torvalds
11700e2794b0SRalf Baechleconfig FW_ARC64
11711da177e4SLinus Torvalds	bool
11721da177e4SLinus Torvalds
11731da177e4SLinus Torvaldsconfig BOOT_ELF64
11741da177e4SLinus Torvalds	bool
11751da177e4SLinus Torvalds
11761da177e4SLinus Torvaldsmenu "CPU selection"
11771da177e4SLinus Torvalds
11781da177e4SLinus Torvaldschoice
11791da177e4SLinus Torvalds	prompt "CPU type"
11801da177e4SLinus Torvalds	default CPU_R4X00
11811da177e4SLinus Torvalds
11823702bba5SWu Zhangjinconfig CPU_LOONGSON2E
11833702bba5SWu Zhangjin	bool "Loongson 2E"
11843702bba5SWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2E
11853702bba5SWu Zhangjin	select CPU_LOONGSON2
11862a21c730SFuxin Zhang	help
11872a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
11882a21c730SFuxin Zhang	  with many extensions.
11892a21c730SFuxin Zhang
119025985edcSLucas De Marchi	  It has an internal FPGA northbridge, which is compatible to
11916f7a251aSWu Zhangjin	  bonito64.
11926f7a251aSWu Zhangjin
11936f7a251aSWu Zhangjinconfig CPU_LOONGSON2F
11946f7a251aSWu Zhangjin	bool "Loongson 2F"
11956f7a251aSWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2F
11966f7a251aSWu Zhangjin	select CPU_LOONGSON2
1197c197da91SArnaud Patard	select ARCH_REQUIRE_GPIOLIB
11986f7a251aSWu Zhangjin	help
11996f7a251aSWu Zhangjin	  The Loongson 2F processor implements the MIPS III instruction set
12006f7a251aSWu Zhangjin	  with many extensions.
12016f7a251aSWu Zhangjin
12026f7a251aSWu Zhangjin	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
12036f7a251aSWu Zhangjin	  have a similar programming interface with FPGA northbridge used in
12046f7a251aSWu Zhangjin	  Loongson2E.
12056f7a251aSWu Zhangjin
1206ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B
1207ca585cf9SKelvin Cheung	bool "Loongson 1B"
1208ca585cf9SKelvin Cheung	depends on SYS_HAS_CPU_LOONGSON1B
1209ca585cf9SKelvin Cheung	select CPU_LOONGSON1
1210ca585cf9SKelvin Cheung	help
1211ca585cf9SKelvin Cheung	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1212ca585cf9SKelvin Cheung	  release 2 instruction set.
1213ca585cf9SKelvin Cheung
12146e760c8dSRalf Baechleconfig CPU_MIPS32_R1
12156e760c8dSRalf Baechle	bool "MIPS32 Release 1"
12167cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
12176e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1218797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1219ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12206e760c8dSRalf Baechle	help
12215e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
12221e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
12231e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
12241e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
12251e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
12261e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
12271e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
12281e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
12291e5f1caaSRalf Baechle	  performance.
12301e5f1caaSRalf Baechle
12311e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
12321e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
12337cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
12341e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1235797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1236ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12372235a54dSSanjay Lal	select HAVE_KVM
12381e5f1caaSRalf Baechle	help
12395e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
12406e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
12416e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
12426e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
12436e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
12441da177e4SLinus Torvalds
12456e760c8dSRalf Baechleconfig CPU_MIPS64_R1
12466e760c8dSRalf Baechle	bool "MIPS64 Release 1"
12477cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1248797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1249ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1250ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1251ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12529cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
12536e760c8dSRalf Baechle	help
12546e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
12556e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
12566e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
12576e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
12586e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
12591e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
12601e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
12611e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
12621e5f1caaSRalf Baechle	  performance.
12631e5f1caaSRalf Baechle
12641e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
12651e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
12667cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1267797798c1SRalf Baechle	select CPU_HAS_PREFETCH
12681e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
12691e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1270ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12719cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
12721e5f1caaSRalf Baechle	help
12731e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
12741e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
12751e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
12761e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
12771e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
12781da177e4SLinus Torvalds
12791da177e4SLinus Torvaldsconfig CPU_R3000
12801da177e4SLinus Torvalds	bool "R3000"
12817cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1282f7062ddbSRalf Baechle	select CPU_HAS_WB
1283ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1284797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12851da177e4SLinus Torvalds	help
12861da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
12871da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
12881da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
12891da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
12901da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
12911da177e4SLinus Torvalds	  try to recompile with R3000.
12921da177e4SLinus Torvalds
12931da177e4SLinus Torvaldsconfig CPU_TX39XX
12941da177e4SLinus Torvalds	bool "R39XX"
12957cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1296ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
12971da177e4SLinus Torvalds
12981da177e4SLinus Torvaldsconfig CPU_VR41XX
12991da177e4SLinus Torvalds	bool "R41xx"
13007cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1301ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1302ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13031da177e4SLinus Torvalds	help
13045e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
13051da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
13061da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
13071da177e4SLinus Torvalds	  processor or vice versa.
13081da177e4SLinus Torvalds
13091da177e4SLinus Torvaldsconfig CPU_R4300
13101da177e4SLinus Torvalds	bool "R4300"
13117cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1312ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1313ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13141da177e4SLinus Torvalds	help
13151da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
13161da177e4SLinus Torvalds
13171da177e4SLinus Torvaldsconfig CPU_R4X00
13181da177e4SLinus Torvalds	bool "R4x00"
13197cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1320ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1321ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1322970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13231da177e4SLinus Torvalds	help
13241da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
13251da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
13261da177e4SLinus Torvalds
13271da177e4SLinus Torvaldsconfig CPU_TX49XX
13281da177e4SLinus Torvalds	bool "R49XX"
13297cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1330de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1331ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1332ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1333970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13341da177e4SLinus Torvalds
13351da177e4SLinus Torvaldsconfig CPU_R5000
13361da177e4SLinus Torvalds	bool "R5000"
13377cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1338ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1339ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1340970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13411da177e4SLinus Torvalds	help
13421da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
13431da177e4SLinus Torvalds
13441da177e4SLinus Torvaldsconfig CPU_R5432
13451da177e4SLinus Torvalds	bool "R5432"
13467cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
13475e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
13485e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1349970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13501da177e4SLinus Torvalds
1351542c1020SShinya Kuribayashiconfig CPU_R5500
1352542c1020SShinya Kuribayashi	bool "R5500"
1353542c1020SShinya Kuribayashi	depends on SYS_HAS_CPU_R5500
1354542c1020SShinya Kuribayashi	select CPU_SUPPORTS_32BIT_KERNEL
1355542c1020SShinya Kuribayashi	select CPU_SUPPORTS_64BIT_KERNEL
13569cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1357542c1020SShinya Kuribayashi	help
1358542c1020SShinya Kuribayashi	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1359542c1020SShinya Kuribayashi	  instruction set.
1360542c1020SShinya Kuribayashi
13611da177e4SLinus Torvaldsconfig CPU_R6000
13621da177e4SLinus Torvalds	bool "R6000"
13637cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1364ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
13651da177e4SLinus Torvalds	help
13661da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1367c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
13681da177e4SLinus Torvalds
13691da177e4SLinus Torvaldsconfig CPU_NEVADA
13701da177e4SLinus Torvalds	bool "RM52xx"
13717cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1372ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1373ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1374970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13751da177e4SLinus Torvalds	help
13761da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
13771da177e4SLinus Torvalds
13781da177e4SLinus Torvaldsconfig CPU_R8000
13791da177e4SLinus Torvalds	bool "R8000"
13807cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
13815e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1382ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13831da177e4SLinus Torvalds	help
13841da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
13851da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
13861da177e4SLinus Torvalds
13871da177e4SLinus Torvaldsconfig CPU_R10000
13881da177e4SLinus Torvalds	bool "R10000"
13897cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
13905e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1391ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1392ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1393797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1394970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13951da177e4SLinus Torvalds	help
13961da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
13971da177e4SLinus Torvalds
13981da177e4SLinus Torvaldsconfig CPU_RM7000
13991da177e4SLinus Torvalds	bool "RM7000"
14007cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
14015e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1402ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1403ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1404797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1405970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14061da177e4SLinus Torvalds
14071da177e4SLinus Torvaldsconfig CPU_SB1
14081da177e4SLinus Torvalds	bool "SB1"
14097cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1410ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1411ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1412797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1413970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14140004a9dfSRalf Baechle	select WEAK_ORDERING
14151da177e4SLinus Torvalds
1416a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON
1417a86c7f72SDavid Daney	bool "Cavium Octeon processor"
14185e683389SDavid Daney	depends on SYS_HAS_CPU_CAVIUM_OCTEON
14197ee91de4SYoichi Yuasa	select ARCH_SPARSEMEM_ENABLE
1420a86c7f72SDavid Daney	select CPU_HAS_PREFETCH
1421a86c7f72SDavid Daney	select CPU_SUPPORTS_64BIT_KERNEL
1422a86c7f72SDavid Daney	select SYS_SUPPORTS_SMP
1423a86c7f72SDavid Daney	select NR_CPUS_DEFAULT_16
1424a86c7f72SDavid Daney	select WEAK_ORDERING
1425a86c7f72SDavid Daney	select CPU_SUPPORTS_HIGHMEM
14269cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
14277ed18152SDavid Daney	select LIBFDT
14287ed18152SDavid Daney	select USE_OF
14299296d94dSFlorian Fainelli	select USB_EHCI_BIG_ENDIAN_MMIO
1430a86c7f72SDavid Daney	help
1431a86c7f72SDavid Daney	  The Cavium Octeon processor is a highly integrated chip containing
1432a86c7f72SDavid Daney	  many ethernet hardware widgets for networking tasks. The processor
1433a86c7f72SDavid Daney	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1434a86c7f72SDavid Daney	  Full details can be found at http://www.caviumnetworks.com.
1435a86c7f72SDavid Daney
1436c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300
1437c1c0c461SKevin Cernekee	bool "BMIPS3300"
1438c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS3300
14391bbb6c1bSKevin Cernekee	select CPU_BMIPS
1440c1c0c461SKevin Cernekee	help
1441c1c0c461SKevin Cernekee	  Broadcom BMIPS3300 processors.
1442c1c0c461SKevin Cernekee
1443c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350
1444c1c0c461SKevin Cernekee	bool "BMIPS4350"
1445c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS4350
14461bbb6c1bSKevin Cernekee	select CPU_BMIPS
1447c1c0c461SKevin Cernekee	select SYS_SUPPORTS_SMP
1448c1c0c461SKevin Cernekee	select SYS_SUPPORTS_HOTPLUG_CPU
1449c1c0c461SKevin Cernekee	help
1450c1c0c461SKevin Cernekee	  Broadcom BMIPS4350 ("VIPER") processors.
1451c1c0c461SKevin Cernekee
1452c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380
1453c1c0c461SKevin Cernekee	bool "BMIPS4380"
1454c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS4380
14551bbb6c1bSKevin Cernekee	select CPU_BMIPS
1456c1c0c461SKevin Cernekee	select SYS_SUPPORTS_SMP
1457c1c0c461SKevin Cernekee	select SYS_SUPPORTS_HOTPLUG_CPU
1458c1c0c461SKevin Cernekee	help
1459c1c0c461SKevin Cernekee	  Broadcom BMIPS4380 processors.
1460c1c0c461SKevin Cernekee
1461c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000
1462c1c0c461SKevin Cernekee	bool "BMIPS5000"
1463c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS5000
14641bbb6c1bSKevin Cernekee	select CPU_BMIPS
1465c1c0c461SKevin Cernekee	select CPU_SUPPORTS_HIGHMEM
14661bbb6c1bSKevin Cernekee	select MIPS_CPU_SCACHE
1467c1c0c461SKevin Cernekee	select SYS_SUPPORTS_SMP
1468c1c0c461SKevin Cernekee	select SYS_SUPPORTS_HOTPLUG_CPU
1469c1c0c461SKevin Cernekee	help
1470c1c0c461SKevin Cernekee	  Broadcom BMIPS5000 processors.
1471c1c0c461SKevin Cernekee
14727f058e85SJayachandran Cconfig CPU_XLR
14737f058e85SJayachandran C	bool "Netlogic XLR SoC"
14747f058e85SJayachandran C	depends on SYS_HAS_CPU_XLR
14757f058e85SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
14767f058e85SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
14777f058e85SJayachandran C	select CPU_SUPPORTS_HIGHMEM
1478970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14797f058e85SJayachandran C	select WEAK_ORDERING
14807f058e85SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
14817f058e85SJayachandran C	help
14827f058e85SJayachandran C	  Netlogic Microsystems XLR/XLS processors.
14831c773ea4SJayachandran C
14841c773ea4SJayachandran Cconfig CPU_XLP
14851c773ea4SJayachandran C	bool "Netlogic XLP SoC"
14861c773ea4SJayachandran C	depends on SYS_HAS_CPU_XLP
14871c773ea4SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
14881c773ea4SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
14891c773ea4SJayachandran C	select CPU_SUPPORTS_HIGHMEM
14901c773ea4SJayachandran C	select WEAK_ORDERING
14911c773ea4SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
14921c773ea4SJayachandran C	select CPU_HAS_PREFETCH
1493d6504846SJayachandran C	select CPU_MIPSR2
14941c773ea4SJayachandran C	help
14951c773ea4SJayachandran C	  Netlogic Microsystems XLP processors.
14961da177e4SLinus Torvaldsendchoice
14971da177e4SLinus Torvalds
1498622844bfSWu Zhangjinif CPU_LOONGSON2F
1499622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS
1500622844bfSWu Zhangjin	bool
1501622844bfSWu Zhangjin
1502622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS
1503622844bfSWu Zhangjin	bool
1504622844bfSWu Zhangjin
1505622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS
1506622844bfSWu Zhangjin	bool "Loongson 2F Workarounds"
1507622844bfSWu Zhangjin	default y
1508622844bfSWu Zhangjin	select CPU_NOP_WORKAROUNDS
1509622844bfSWu Zhangjin	select CPU_JUMP_WORKAROUNDS
1510622844bfSWu Zhangjin	help
1511622844bfSWu Zhangjin	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1512622844bfSWu Zhangjin	  require workarounds.  Without workarounds the system may hang
1513622844bfSWu Zhangjin	  unexpectedly.  For more information please refer to the gas
1514622844bfSWu Zhangjin	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1515622844bfSWu Zhangjin
1516622844bfSWu Zhangjin	  Loongson 2F03 and later have fixed these issues and no workarounds
1517622844bfSWu Zhangjin	  are needed.  The workarounds have no significant side effect on them
1518622844bfSWu Zhangjin	  but may decrease the performance of the system so this option should
1519622844bfSWu Zhangjin	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
1520622844bfSWu Zhangjin	  systems.
1521622844bfSWu Zhangjin
1522622844bfSWu Zhangjin	  If unsure, please say Y.
1523622844bfSWu Zhangjinendif # CPU_LOONGSON2F
1524622844bfSWu Zhangjin
15251b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT
15261b93b3c3SWu Zhangjin	bool
15271b93b3c3SWu Zhangjin	select HAVE_KERNEL_GZIP
15281b93b3c3SWu Zhangjin	select HAVE_KERNEL_BZIP2
15291b93b3c3SWu Zhangjin	select HAVE_KERNEL_LZMA
1530fe1d45e0SWu Zhangjin	select HAVE_KERNEL_LZO
15311b93b3c3SWu Zhangjin
15321b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550
15331b93b3c3SWu Zhangjin	bool
15341b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
15351b93b3c3SWu Zhangjin
15363702bba5SWu Zhangjinconfig CPU_LOONGSON2
15373702bba5SWu Zhangjin	bool
15383702bba5SWu Zhangjin	select CPU_SUPPORTS_32BIT_KERNEL
15393702bba5SWu Zhangjin	select CPU_SUPPORTS_64BIT_KERNEL
15403702bba5SWu Zhangjin	select CPU_SUPPORTS_HIGHMEM
1541970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15423702bba5SWu Zhangjin
1543ca585cf9SKelvin Cheungconfig CPU_LOONGSON1
1544ca585cf9SKelvin Cheung	bool
1545ca585cf9SKelvin Cheung	select CPU_MIPS32
1546ca585cf9SKelvin Cheung	select CPU_MIPSR2
1547ca585cf9SKelvin Cheung	select CPU_HAS_PREFETCH
1548ca585cf9SKelvin Cheung	select CPU_SUPPORTS_32BIT_KERNEL
1549ca585cf9SKelvin Cheung	select CPU_SUPPORTS_HIGHMEM
1550ca585cf9SKelvin Cheung
15511bbb6c1bSKevin Cernekeeconfig CPU_BMIPS
15521bbb6c1bSKevin Cernekee	bool
15531bbb6c1bSKevin Cernekee	select CPU_MIPS32
15541bbb6c1bSKevin Cernekee	select CPU_SUPPORTS_32BIT_KERNEL
15551bbb6c1bSKevin Cernekee	select DMA_NONCOHERENT
15561bbb6c1bSKevin Cernekee	select IRQ_CPU
15571bbb6c1bSKevin Cernekee	select SWAP_IO_SPACE
15581bbb6c1bSKevin Cernekee	select WEAK_ORDERING
15591bbb6c1bSKevin Cernekee
15603702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E
15612a21c730SFuxin Zhang	bool
15622a21c730SFuxin Zhang
15636f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F
15646f7a251aSWu Zhangjin	bool
156555045ff5SWu Zhangjin	select CPU_SUPPORTS_CPUFREQ
156655045ff5SWu Zhangjin	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
156722f1fdfdSWu Zhangjin	select CPU_SUPPORTS_UNCACHED_ACCELERATED
15686f7a251aSWu Zhangjin
1569ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B
1570ca585cf9SKelvin Cheung	bool
1571ca585cf9SKelvin Cheung
15727cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
15737cf8053bSRalf Baechle	bool
15747cf8053bSRalf Baechle
15757cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
15767cf8053bSRalf Baechle	bool
15777cf8053bSRalf Baechle
15787cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
15797cf8053bSRalf Baechle	bool
15807cf8053bSRalf Baechle
15817cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
15827cf8053bSRalf Baechle	bool
15837cf8053bSRalf Baechle
15847cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
15857cf8053bSRalf Baechle	bool
15867cf8053bSRalf Baechle
15877cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
15887cf8053bSRalf Baechle	bool
15897cf8053bSRalf Baechle
15907cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
15917cf8053bSRalf Baechle	bool
15927cf8053bSRalf Baechle
15937cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
15947cf8053bSRalf Baechle	bool
15957cf8053bSRalf Baechle
15967cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
15977cf8053bSRalf Baechle	bool
15987cf8053bSRalf Baechle
15997cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
16007cf8053bSRalf Baechle	bool
16017cf8053bSRalf Baechle
16027cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
16037cf8053bSRalf Baechle	bool
16047cf8053bSRalf Baechle
16057cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
16067cf8053bSRalf Baechle	bool
16077cf8053bSRalf Baechle
1608542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500
1609542c1020SShinya Kuribayashi	bool
1610542c1020SShinya Kuribayashi
16117cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
16127cf8053bSRalf Baechle	bool
16137cf8053bSRalf Baechle
16147cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
16157cf8053bSRalf Baechle	bool
16167cf8053bSRalf Baechle
16177cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
16187cf8053bSRalf Baechle	bool
16197cf8053bSRalf Baechle
16207cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
16217cf8053bSRalf Baechle	bool
16227cf8053bSRalf Baechle
16237cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
16247cf8053bSRalf Baechle	bool
16257cf8053bSRalf Baechle
16267cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
16277cf8053bSRalf Baechle	bool
16287cf8053bSRalf Baechle
16295e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON
16305e683389SDavid Daney	bool
16315e683389SDavid Daney
1632c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300
1633c1c0c461SKevin Cernekee	bool
1634c1c0c461SKevin Cernekee
1635c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350
1636c1c0c461SKevin Cernekee	bool
1637c1c0c461SKevin Cernekee
1638c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380
1639c1c0c461SKevin Cernekee	bool
1640c1c0c461SKevin Cernekee
1641c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000
1642c1c0c461SKevin Cernekee	bool
1643c1c0c461SKevin Cernekee
16447f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR
16457f058e85SJayachandran C	bool
16467f058e85SJayachandran C
16471c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP
16481c773ea4SJayachandran C	bool
16491c773ea4SJayachandran C
165017099b11SRalf Baechle#
165117099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
165217099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
165317099b11SRalf Baechle#
16540004a9dfSRalf Baechleconfig WEAK_ORDERING
16550004a9dfSRalf Baechle	bool
165617099b11SRalf Baechle
165717099b11SRalf Baechle#
165817099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
165917099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
166017099b11SRalf Baechle#
166117099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
166217099b11SRalf Baechle	bool
16635e83d430SRalf Baechleendmenu
16645e83d430SRalf Baechle
16655e83d430SRalf Baechle#
16665e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
16675e83d430SRalf Baechle#
16685e83d430SRalf Baechleconfig CPU_MIPS32
16695e83d430SRalf Baechle	bool
16705e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
16715e83d430SRalf Baechle
16725e83d430SRalf Baechleconfig CPU_MIPS64
16735e83d430SRalf Baechle	bool
16745e83d430SRalf Baechle	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
16755e83d430SRalf Baechle
16765e83d430SRalf Baechle#
1677c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
16785e83d430SRalf Baechle#
16795e83d430SRalf Baechleconfig CPU_MIPSR1
16805e83d430SRalf Baechle	bool
16815e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
16825e83d430SRalf Baechle
16835e83d430SRalf Baechleconfig CPU_MIPSR2
16845e83d430SRalf Baechle	bool
1685a86c7f72SDavid Daney	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
16865e83d430SRalf Baechle
16875e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
16885e83d430SRalf Baechle	bool
16895e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
16905e83d430SRalf Baechle	bool
16915e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
16925e83d430SRalf Baechle	bool
16935e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
16945e83d430SRalf Baechle	bool
169555045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ
169655045ff5SWu Zhangjin	bool
169755045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG
169855045ff5SWu Zhangjin	bool
16999cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES
17009cffd154SDavid Daney	bool
170122f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED
170222f1fdfdSWu Zhangjin	bool
170382622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT
170482622284SDavid Daney	bool
1705d6504846SJayachandran C	default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
17065e83d430SRalf Baechle
17078192c9eaSDavid Daney#
17088192c9eaSDavid Daney# Set to y for ptrace access to watch registers.
17098192c9eaSDavid Daney#
17108192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS
17118192c9eaSDavid Daney       bool
1712f839490aSDavid Daney       default y if CPU_MIPSR1 || CPU_MIPSR2
17138192c9eaSDavid Daney
17145e83d430SRalf Baechlemenu "Kernel type"
17155e83d430SRalf Baechle
17165e83d430SRalf Baechlechoice
17175e83d430SRalf Baechle	prompt "Kernel code model"
17185e83d430SRalf Baechle	help
17195e83d430SRalf Baechle	  You should only select this option if you have a workload that
17205e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
17215e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
17225e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
17235e83d430SRalf Baechle
17245e83d430SRalf Baechleconfig 32BIT
17255e83d430SRalf Baechle	bool "32-bit kernel"
17265e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
17275e83d430SRalf Baechle	select TRAD_SIGNALS
17285e83d430SRalf Baechle	help
17295e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
17305e83d430SRalf Baechleconfig 64BIT
17315e83d430SRalf Baechle	bool "64-bit kernel"
17325e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
17335e83d430SRalf Baechle	help
17345e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
17355e83d430SRalf Baechle
17365e83d430SRalf Baechleendchoice
17375e83d430SRalf Baechle
17382235a54dSSanjay Lalconfig KVM_GUEST
17392235a54dSSanjay Lal	bool "KVM Guest Kernel"
17402235a54dSSanjay Lal	help
17412235a54dSSanjay Lal	  Select this option if building a guest kernel for KVM (Trap & Emulate) mode
17422235a54dSSanjay Lal
17432235a54dSSanjay Lalconfig KVM_HOST_FREQ
17442235a54dSSanjay Lal	int "KVM Host Processor Frequency (MHz)"
17452235a54dSSanjay Lal	depends on KVM_GUEST
17462235a54dSSanjay Lal	default 500
17472235a54dSSanjay Lal	help
17482235a54dSSanjay Lal	  Select this option if building a guest kernel for KVM to skip
17492235a54dSSanjay Lal	  RTC emulation when determining guest CPU Frequency.  Instead, the guest
17502235a54dSSanjay Lal	  processor frequency is automatically derived from the host frequency.
17512235a54dSSanjay Lal
17521da177e4SLinus Torvaldschoice
17531da177e4SLinus Torvalds	prompt "Kernel page size"
17541da177e4SLinus Torvalds	default PAGE_SIZE_4KB
17551da177e4SLinus Torvalds
17561da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
17571da177e4SLinus Torvalds	bool "4kB"
1758315fe625SWu Zhangjin	depends on !CPU_LOONGSON2
17591da177e4SLinus Torvalds	help
17601da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
17611da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
17621da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
17631da177e4SLinus Torvalds	 recommended for low memory systems.
17641da177e4SLinus Torvalds
17651da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
17661da177e4SLinus Torvalds	bool "8kB"
17677d60717eSKees Cook	depends on CPU_R8000 || CPU_CAVIUM_OCTEON
17681da177e4SLinus Torvalds	help
17691da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
17701da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
1771c52399beSRalf Baechle	  only on R8000 and cnMIPS processors.  Note that you will need a
1772c52399beSRalf Baechle	  suitable Linux distribution to support this.
17731da177e4SLinus Torvalds
17741da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
17751da177e4SLinus Torvalds	bool "16kB"
1776714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
17771da177e4SLinus Torvalds	help
17781da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
17791da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
1780714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
1781714bfad6SRalf Baechle	  Linux distribution to support this.
17821da177e4SLinus Torvalds
1783c52399beSRalf Baechleconfig PAGE_SIZE_32KB
1784c52399beSRalf Baechle	bool "32kB"
1785c52399beSRalf Baechle	depends on CPU_CAVIUM_OCTEON
1786c52399beSRalf Baechle	help
1787c52399beSRalf Baechle	  Using 32kB page size will result in higher performance kernel at
1788c52399beSRalf Baechle	  the price of higher memory consumption.  This option is available
1789c52399beSRalf Baechle	  only on cnMIPS cores.  Note that you will need a suitable Linux
1790c52399beSRalf Baechle	  distribution to support this.
1791c52399beSRalf Baechle
17921da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
17931da177e4SLinus Torvalds	bool "64kB"
17947d60717eSKees Cook	depends on !CPU_R3000 && !CPU_TX39XX
17951da177e4SLinus Torvalds	help
17961da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
17971da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
17981da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
1799714bfad6SRalf Baechle	  writing this option is still high experimental.
18001da177e4SLinus Torvalds
18011da177e4SLinus Torvaldsendchoice
18021da177e4SLinus Torvalds
1803c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER
1804c9bace7cSDavid Daney	int "Maximum zone order"
180585f993b8SDavid Daney	range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB
180685f993b8SDavid Daney	default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB
180785f993b8SDavid Daney	range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB
180885f993b8SDavid Daney	default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB
180985f993b8SDavid Daney	range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB
181085f993b8SDavid Daney	default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB
1811c9bace7cSDavid Daney	range 11 64
1812c9bace7cSDavid Daney	default "11"
1813c9bace7cSDavid Daney	help
1814c9bace7cSDavid Daney	  The kernel memory allocator divides physically contiguous memory
1815c9bace7cSDavid Daney	  blocks into "zones", where each zone is a power of two number of
1816c9bace7cSDavid Daney	  pages.  This option selects the largest power of two that the kernel
1817c9bace7cSDavid Daney	  keeps in the memory allocator.  If you need to allocate very large
1818c9bace7cSDavid Daney	  blocks of physically contiguous memory, then you may need to
1819c9bace7cSDavid Daney	  increase this value.
1820c9bace7cSDavid Daney
1821c9bace7cSDavid Daney	  This config option is actually maximum order plus one. For example,
1822c9bace7cSDavid Daney	  a value of 11 means that the largest free memory block is 2^10 pages.
1823c9bace7cSDavid Daney
1824c9bace7cSDavid Daney	  The page size is not necessarily 4KB.  Keep this in mind
1825c9bace7cSDavid Daney	  when choosing a value for this option.
1826c9bace7cSDavid Daney
18270ab2b7d0SRaghu Gandhamconfig CEVT_GIC
18280ab2b7d0SRaghu Gandham	bool "Use GIC global counter for clock events"
18290ab2b7d0SRaghu Gandham	depends on IRQ_GIC && !(MIPS_SEAD3 || MIPS_MT_SMTC)
18300ab2b7d0SRaghu Gandham	help
18310ab2b7d0SRaghu Gandham	  Use the GIC global counter for the clock events. The R4K clock
18320ab2b7d0SRaghu Gandham	  event driver is always present, so if the platform ends up not
18330ab2b7d0SRaghu Gandham	  detecting a GIC, it will fall back to the R4K timer for the
18340ab2b7d0SRaghu Gandham	  generation of clock events.
18350ab2b7d0SRaghu Gandham
18361da177e4SLinus Torvaldsconfig BOARD_SCACHE
18371da177e4SLinus Torvalds	bool
18381da177e4SLinus Torvalds
18391da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
18401da177e4SLinus Torvalds	bool
18411da177e4SLinus Torvalds	select BOARD_SCACHE
18421da177e4SLinus Torvalds
18439318c51aSChris Dearman#
18449318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
18459318c51aSChris Dearman#
18469318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
18479318c51aSChris Dearman	bool
18489318c51aSChris Dearman	select BOARD_SCACHE
18499318c51aSChris Dearman
18501da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
18511da177e4SLinus Torvalds	bool
18521da177e4SLinus Torvalds	select BOARD_SCACHE
18531da177e4SLinus Torvalds
18541da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
18551da177e4SLinus Torvalds	bool
18561da177e4SLinus Torvalds	select BOARD_SCACHE
18571da177e4SLinus Torvalds
18581da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
18591da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
18601da177e4SLinus Torvalds	depends on CPU_SB1
18611da177e4SLinus Torvalds	help
18621da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
18631da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
18641da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
18651da177e4SLinus Torvalds
18661da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
1867c8094b53SRalf Baechle	bool
18681da177e4SLinus Torvalds
18693165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB
18703165c846SFlorian Fainelli	bool
18713165c846SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX)
18723165c846SFlorian Fainelli
187391405eb6SFlorian Fainelliconfig CPU_R4K_FPU
187491405eb6SFlorian Fainelli	bool
187591405eb6SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
187691405eb6SFlorian Fainelli
187762cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB
187862cedc4fSFlorian Fainelli	bool
187962cedc4fSFlorian Fainelli	default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
188062cedc4fSFlorian Fainelli
1881340ee4b9SRalf Baechlechoice
1882340ee4b9SRalf Baechle	prompt "MIPS MT options"
1883f41ae0b2SRalf Baechle
1884f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED
1885f41ae0b2SRalf Baechle	bool "Disable multithreading support."
1886f41ae0b2SRalf Baechle	help
1887f41ae0b2SRalf Baechle	  Use this option if your workload can't take advantage of
1888f41ae0b2SRalf Baechle	  MIPS hardware multithreading support.  On systems that don't have
1889f41ae0b2SRalf Baechle	  the option of an MT-enabled processor this option will be the only
1890f41ae0b2SRalf Baechle	  option in this menu.
1891340ee4b9SRalf Baechle
189259d6ab86SRalf Baechleconfig MIPS_MT_SMP
189359d6ab86SRalf Baechle	bool "Use 1 TC on each available VPE for SMP"
189459d6ab86SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
189559d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
1896d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
189759d6ab86SRalf Baechle	select MIPS_MT
1898f510aa3bSRalf Baechle	select NR_CPUS_DEFAULT_2
189959d6ab86SRalf Baechle	select SMP
19000ab7aefcSRalf Baechle	select SYS_SUPPORTS_SCHED_SMT if SMP
190159d6ab86SRalf Baechle	select SYS_SUPPORTS_SMP
190287353d8aSRalf Baechle	select SMP_UP
1903399aaa25SAl Cooper	select MIPS_PERF_SHARED_TC_COUNTERS
190459d6ab86SRalf Baechle	help
190525f12b33SRalf Baechle	  This is a kernel model which is known a VSMP but lately has been
190625f12b33SRalf Baechle	  marketesed into SMVP.
190725f12b33SRalf Baechle	  Virtual SMP uses the processor's VPEs  to implement virtual
190825f12b33SRalf Baechle	  processors. In currently available configuration of the 34K processor
190925f12b33SRalf Baechle	  this allows for a dual processor. Both processors will share the same
191025f12b33SRalf Baechle	  primary caches; each will obtain the half of the TLB for it's own
191125f12b33SRalf Baechle	  exclusive use. For a layman this model can be described as similar to
191225f12b33SRalf Baechle	  what Intel calls Hyperthreading.
191325f12b33SRalf Baechle
191425f12b33SRalf Baechle	  For further information see http://www.linux-mips.org/wiki/34K#VSMP
191559d6ab86SRalf Baechle
191641c594abSRalf Baechleconfig MIPS_MT_SMTC
191741c594abSRalf Baechle	bool "SMTC: Use all TCs on all VPEs for SMP"
1918f41ae0b2SRalf Baechle	depends on CPU_MIPS32_R2
1919f41ae0b2SRalf Baechle	#depends on CPU_MIPS64_R2		# once there is hardware ...
1920f41ae0b2SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
1921f7062ddbSRalf Baechle	select CPU_MIPSR2_IRQ_VI
1922d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
1923f41ae0b2SRalf Baechle	select MIPS_MT
1924130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_8
192541c594abSRalf Baechle	select SMP
192673b76c78SRalf Baechle	select SYS_SUPPORTS_SMP
192787353d8aSRalf Baechle	select SMP_UP
1928f41ae0b2SRalf Baechle	help
1929f41ae0b2SRalf Baechle	  This is a kernel model which is known a SMTC or lately has been
1930f41ae0b2SRalf Baechle	  marketesed into SMVP.
193125f12b33SRalf Baechle	  is presenting the available TC's of the core as processors to Linux.
193225f12b33SRalf Baechle	  On currently available 34K processors this means a Linux system will
193325f12b33SRalf Baechle	  see up to 5 processors. The implementation of the SMTC kernel differs
193425f12b33SRalf Baechle	  significantly from VSMP and cannot efficiently coexist in the same
193525f12b33SRalf Baechle	  kernel binary so the choice between VSMP and SMTC is a compile time
193625f12b33SRalf Baechle	  decision.
193725f12b33SRalf Baechle
193825f12b33SRalf Baechle	  For further information see http://www.linux-mips.org/wiki/34K#SMTC
193941c594abSRalf Baechle
1940340ee4b9SRalf Baechleendchoice
1941340ee4b9SRalf Baechle
1942f41ae0b2SRalf Baechleconfig MIPS_MT
1943f41ae0b2SRalf Baechle	bool
1944f41ae0b2SRalf Baechle
19450ab7aefcSRalf Baechleconfig SCHED_SMT
19460ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
19470ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
19480ab7aefcSRalf Baechle	default n
19490ab7aefcSRalf Baechle	help
19500ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
19510ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
19520ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
19530ab7aefcSRalf Baechle
19540ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
19550ab7aefcSRalf Baechle	bool
19560ab7aefcSRalf Baechle
1957f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
1958f41ae0b2SRalf Baechle	bool
1959f41ae0b2SRalf Baechle
1960f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
1961f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
1962f088fc84SRalf Baechle	default y
196307cc0c9eSRalf Baechle	depends on MIPS_MT_SMP || MIPS_MT_SMTC
196407cc0c9eSRalf Baechle
196507cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
196607cc0c9eSRalf Baechle	bool "VPE loader support."
196707cc0c9eSRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
196807cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
196907cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
197007cc0c9eSRalf Baechle	select MIPS_MT
197107cc0c9eSRalf Baechle	help
197207cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
197307cc0c9eSRalf Baechle	  onto another VPE and running it.
1974f088fc84SRalf Baechle
19750db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP
19760db34215SKevin D. Kissell	bool "Use per-TC register bits as backstop for inhibited IM bits"
19770db34215SKevin D. Kissell	depends on MIPS_MT_SMTC
19788531a35eSKevin D. Kissell	default n
19790db34215SKevin D. Kissell	help
19800db34215SKevin D. Kissell	  To support multiple TC microthreads acting as "CPUs" within
19810db34215SKevin D. Kissell	  a VPE, VPE-wide interrupt mask bits must be specially manipulated
19820db34215SKevin D. Kissell	  during interrupt handling. To support legacy drivers and interrupt
19830db34215SKevin D. Kissell	  controller management code, SMTC has a "backstop" to track and
19840db34215SKevin D. Kissell	  if necessary restore the interrupt mask. This has some performance
19858531a35eSKevin D. Kissell	  impact on interrupt service overhead.
19860db34215SKevin D. Kissell
1987f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF
1988f571eff0SKevin D. Kissell	bool "Support IRQ affinity API"
1989f571eff0SKevin D. Kissell	depends on MIPS_MT_SMTC
1990f571eff0SKevin D. Kissell	default n
1991f571eff0SKevin D. Kissell	help
1992f571eff0SKevin D. Kissell	  Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
1993f571eff0SKevin D. Kissell	  for SMTC Linux kernel. Requires platform support, of which
1994f571eff0SKevin D. Kissell	  an example can be found in the MIPS kernel i8259 and Malta
19958531a35eSKevin D. Kissell	  platform code.  Adds some overhead to interrupt dispatch, and
19968531a35eSKevin D. Kissell	  should be used only if you know what you are doing.
1997f571eff0SKevin D. Kissell
1998e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
1999e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
2000e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
2001e01402b1SRalf Baechle	default y
2002e01402b1SRalf Baechle	help
2003e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
2004e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
2005e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
2006e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
2007e01402b1SRalf Baechle
2008e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
2009e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
2010e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
2011e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
20125e83d430SRalf Baechle	help
2013e01402b1SRalf Baechle
20144a16ff4cSRalf Baechleconfig MIPS_CMP
20154a16ff4cSRalf Baechle	bool "MIPS CMP framework support"
20164a16ff4cSRalf Baechle	depends on SYS_SUPPORTS_MIPS_CMP
2017eb9b5141STim Anderson	select SYNC_R4K
20184a16ff4cSRalf Baechle	select SYS_SUPPORTS_SMP
20194a16ff4cSRalf Baechle	select SYS_SUPPORTS_SCHED_SMT if SMP
20204a16ff4cSRalf Baechle	select WEAK_ORDERING
20214a16ff4cSRalf Baechle	default n
20224a16ff4cSRalf Baechle	help
20234a16ff4cSRalf Baechle	  This is a placeholder option for the GCMP work. It will need to
20244a16ff4cSRalf Baechle	  be handled differently...
20254a16ff4cSRalf Baechle
20261da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS
20271da177e4SLinus Torvalds	bool
20281da177e4SLinus Torvalds	depends on CPU_SB1_PASS_1
20291da177e4SLinus Torvalds	default y
20301da177e4SLinus Torvalds
20311da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
20321da177e4SLinus Torvalds	bool
20331da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
20341da177e4SLinus Torvalds	default y
20351da177e4SLinus Torvalds
20361da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
20371da177e4SLinus Torvalds	bool
20381da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
20391da177e4SLinus Torvalds	default y
20401da177e4SLinus Torvalds
20412235a54dSSanjay Lal
20421da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR
2043d806cb2bSRalf Baechle	bool
20441da177e4SLinus Torvalds
204560ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT
204660ec6571Spascal@pabr.org       def_bool 64BIT_PHYS_ADDR
204760ec6571Spascal@pabr.org
20489693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
20499693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
20509693a853SFranck Bui-Huu	bool "Support for the SmartMIPS ASE"
20519693a853SFranck Bui-Huu	help
20529693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
20539693a853SFranck Bui-Huu	  increased security at both hardware and software level for
20549693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
20559693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
20569693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
20579693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
20589693a853SFranck Bui-Huu	  here.
20599693a853SFranck Bui-Huu
2060bce86083SSteven J. Hillconfig CPU_MICROMIPS
2061bce86083SSteven J. Hill	depends on SYS_SUPPORTS_MICROMIPS
2062bce86083SSteven J. Hill	bool "Build kernel using microMIPS ISA"
2063bce86083SSteven J. Hill	help
2064bce86083SSteven J. Hill	  When this option is enabled the kernel will be built using the
2065bce86083SSteven J. Hill	  microMIPS ISA
2066bce86083SSteven J. Hill
20671da177e4SLinus Torvaldsconfig CPU_HAS_WB
2068f7062ddbSRalf Baechle	bool
2069e01402b1SRalf Baechle
2070df0ac8a4SKevin Cernekeeconfig XKS01
2071df0ac8a4SKevin Cernekee	bool
2072df0ac8a4SKevin Cernekee
2073f41ae0b2SRalf Baechle#
2074f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
2075f41ae0b2SRalf Baechle#
2076e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
2077f41ae0b2SRalf Baechle	bool
2078e01402b1SRalf Baechle
2079f41ae0b2SRalf Baechle#
2080f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
2081f41ae0b2SRalf Baechle#
2082e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
2083f41ae0b2SRalf Baechle	bool
2084e01402b1SRalf Baechle
20851da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
20861da177e4SLinus Torvalds	bool
20871da177e4SLinus Torvalds	depends on !CPU_R3000
20881da177e4SLinus Torvalds	default y
20891da177e4SLinus Torvalds
20901da177e4SLinus Torvalds#
209120d60d99SMaciej W. Rozycki# CPU non-features
209220d60d99SMaciej W. Rozycki#
209320d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
209420d60d99SMaciej W. Rozycki	bool
209520d60d99SMaciej W. Rozycki
209620d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
209720d60d99SMaciej W. Rozycki	bool
209820d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
209920d60d99SMaciej W. Rozycki
210020d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
210120d60d99SMaciej W. Rozycki	bool
210220d60d99SMaciej W. Rozycki
210320d60d99SMaciej W. Rozycki#
21041da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
21051da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
21061da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
21071da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
21081da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
21091da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
21101da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
21111da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
2112797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2113797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
2114797798c1SRalf Baechle#   support.
21151da177e4SLinus Torvalds#
21161da177e4SLinus Torvaldsconfig HIGHMEM
21171da177e4SLinus Torvalds	bool "High Memory Support"
2118797798c1SRalf Baechle	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
2119797798c1SRalf Baechle
2120797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
2121797798c1SRalf Baechle	bool
2122797798c1SRalf Baechle
2123797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
2124797798c1SRalf Baechle	bool
21251da177e4SLinus Torvalds
21269693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
21279693a853SFranck Bui-Huu	bool
21289693a853SFranck Bui-Huu
2129a6a4834cSSteven J. Hillconfig SYS_SUPPORTS_MICROMIPS
2130a6a4834cSSteven J. Hill	bool
2131a6a4834cSSteven J. Hill
2132b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
2133b4819b59SYoichi Yuasa	def_bool y
2134f133f22dSWu Zhangjin	depends on !NUMA && !CPU_LOONGSON2
2135b4819b59SYoichi Yuasa
2136d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
2137d8cb4e11SRalf Baechle	bool
2138d8cb4e11SRalf Baechle	default y if SGI_IP27
2139d8cb4e11SRalf Baechle	help
21403dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
2141d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
2142d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
2143d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
2144d8cb4e11SRalf Baechle
2145b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
2146b1c6cd42SAtsushi Nemoto	bool
21477de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
214831473747SAtsushi Nemoto
2149d8cb4e11SRalf Baechleconfig NUMA
2150d8cb4e11SRalf Baechle	bool "NUMA Support"
2151d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
2152d8cb4e11SRalf Baechle	help
2153d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2154d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
2155d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
2156d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
2157d8cb4e11SRalf Baechle	  disabled.
2158d8cb4e11SRalf Baechle
2159d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
2160d8cb4e11SRalf Baechle	bool
2161d8cb4e11SRalf Baechle
2162c80d79d7SYasunori Gotoconfig NODES_SHIFT
2163c80d79d7SYasunori Goto	int
2164c80d79d7SYasunori Goto	default "6"
2165c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
2166c80d79d7SYasunori Goto
216714f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS
216814f70012SDeng-Cheng Zhu	bool "Enable hardware performance counter support for perf events"
21694be3d2f3SZi Shen Lim	depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP)
217014f70012SDeng-Cheng Zhu	default y
217114f70012SDeng-Cheng Zhu	help
217214f70012SDeng-Cheng Zhu	  Enable hardware performance counter support for perf events. If
217314f70012SDeng-Cheng Zhu	  disabled, perf events will use software events only.
217414f70012SDeng-Cheng Zhu
2175b4819b59SYoichi Yuasasource "mm/Kconfig"
2176b4819b59SYoichi Yuasa
21771da177e4SLinus Torvaldsconfig SMP
21781da177e4SLinus Torvalds	bool "Multi-Processing support"
2179e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
21802f304c0aSJens Axboe	select USE_GENERIC_SMP_HELPERS
2181e73ea273SRalf Baechle	help
21821da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
21831da177e4SLinus Torvalds	  a system with only one CPU, like most personal computers, say N. If
21841da177e4SLinus Torvalds	  you have a system with more than one CPU, say Y.
21851da177e4SLinus Torvalds
21861da177e4SLinus Torvalds	  If you say N here, the kernel will run on single and multiprocessor
21871da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
21881da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
21891da177e4SLinus Torvalds	  singleprocessor machines. On a singleprocessor machine, the kernel
21901da177e4SLinus Torvalds	  will run faster if you say N here.
21911da177e4SLinus Torvalds
21921da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
21931da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
21941da177e4SLinus Torvalds
219503502faaSAdrian Bunk	  See also the SMP-HOWTO available at
219603502faaSAdrian Bunk	  <http://www.tldp.org/docs.html#howto>.
21971da177e4SLinus Torvalds
21981da177e4SLinus Torvalds	  If you don't know what to do here, say N.
21991da177e4SLinus Torvalds
220087353d8aSRalf Baechleconfig SMP_UP
220187353d8aSRalf Baechle	bool
220287353d8aSRalf Baechle
22034a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP
22044a16ff4cSRalf Baechle	bool
22054a16ff4cSRalf Baechle
2206e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
2207e73ea273SRalf Baechle	bool
2208e73ea273SRalf Baechle
220972ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1
221072ede9b1SAtsushi Nemoto	bool
221172ede9b1SAtsushi Nemoto
2212130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2
2213130e2fb7SRalf Baechle	bool
2214130e2fb7SRalf Baechle
2215130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
2216130e2fb7SRalf Baechle	bool
2217130e2fb7SRalf Baechle
2218130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
2219130e2fb7SRalf Baechle	bool
2220130e2fb7SRalf Baechle
2221130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
2222130e2fb7SRalf Baechle	bool
2223130e2fb7SRalf Baechle
2224130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
2225130e2fb7SRalf Baechle	bool
2226130e2fb7SRalf Baechle
2227130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
2228130e2fb7SRalf Baechle	bool
2229130e2fb7SRalf Baechle
22301da177e4SLinus Torvaldsconfig NR_CPUS
22311da177e4SLinus Torvalds	int "Maximum number of CPUs (2-64)"
223272ede9b1SAtsushi Nemoto	range 1 64 if NR_CPUS_DEFAULT_1
22331da177e4SLinus Torvalds	depends on SMP
223472ede9b1SAtsushi Nemoto	default "1" if NR_CPUS_DEFAULT_1
2235130e2fb7SRalf Baechle	default "2" if NR_CPUS_DEFAULT_2
2236130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
2237130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
2238130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
2239130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
2240130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
22411da177e4SLinus Torvalds	help
22421da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
22431da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
22441da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
224572ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
224672ede9b1SAtsushi Nemoto	  and 2 for all others.
22471da177e4SLinus Torvalds
22481da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
224972ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
225072ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
225172ede9b1SAtsushi Nemoto	  power of two.
22521da177e4SLinus Torvalds
2253399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS
2254399aaa25SAl Cooper	bool
2255399aaa25SAl Cooper
22561723b4a3SAtsushi Nemoto#
22571723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
22581723b4a3SAtsushi Nemoto#
22591723b4a3SAtsushi Nemoto
22601723b4a3SAtsushi Nemotochoice
22611723b4a3SAtsushi Nemoto	prompt "Timer frequency"
22621723b4a3SAtsushi Nemoto	default HZ_250
22631723b4a3SAtsushi Nemoto	help
22641723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
22651723b4a3SAtsushi Nemoto
22661723b4a3SAtsushi Nemoto	config HZ_48
22670f873585SRalf Baechle		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
22681723b4a3SAtsushi Nemoto
22691723b4a3SAtsushi Nemoto	config HZ_100
22701723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
22711723b4a3SAtsushi Nemoto
22721723b4a3SAtsushi Nemoto	config HZ_128
22731723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
22741723b4a3SAtsushi Nemoto
22751723b4a3SAtsushi Nemoto	config HZ_250
22761723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
22771723b4a3SAtsushi Nemoto
22781723b4a3SAtsushi Nemoto	config HZ_256
22791723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
22801723b4a3SAtsushi Nemoto
22811723b4a3SAtsushi Nemoto	config HZ_1000
22821723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
22831723b4a3SAtsushi Nemoto
22841723b4a3SAtsushi Nemoto	config HZ_1024
22851723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
22861723b4a3SAtsushi Nemoto
22871723b4a3SAtsushi Nemotoendchoice
22881723b4a3SAtsushi Nemoto
22891723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
22901723b4a3SAtsushi Nemoto	bool
22911723b4a3SAtsushi Nemoto
22921723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
22931723b4a3SAtsushi Nemoto	bool
22941723b4a3SAtsushi Nemoto
22951723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
22961723b4a3SAtsushi Nemoto	bool
22971723b4a3SAtsushi Nemoto
22981723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
22991723b4a3SAtsushi Nemoto	bool
23001723b4a3SAtsushi Nemoto
23011723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
23021723b4a3SAtsushi Nemoto	bool
23031723b4a3SAtsushi Nemoto
23041723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
23051723b4a3SAtsushi Nemoto	bool
23061723b4a3SAtsushi Nemoto
23071723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
23081723b4a3SAtsushi Nemoto	bool
23091723b4a3SAtsushi Nemoto
23101723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
23111723b4a3SAtsushi Nemoto	bool
23121723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
23131723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
23141723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
23151723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
23161723b4a3SAtsushi Nemoto
23171723b4a3SAtsushi Nemotoconfig HZ
23181723b4a3SAtsushi Nemoto	int
23191723b4a3SAtsushi Nemoto	default 48 if HZ_48
23201723b4a3SAtsushi Nemoto	default 100 if HZ_100
23211723b4a3SAtsushi Nemoto	default 128 if HZ_128
23221723b4a3SAtsushi Nemoto	default 250 if HZ_250
23231723b4a3SAtsushi Nemoto	default 256 if HZ_256
23241723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
23251723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
23261723b4a3SAtsushi Nemoto
2327e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
23281da177e4SLinus Torvalds
2329ea6e942bSAtsushi Nemotoconfig KEXEC
23307d60717eSKees Cook	bool "Kexec system call"
2331ea6e942bSAtsushi Nemoto	help
2332ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
2333ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
23343dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
2335ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
2336ea6e942bSAtsushi Nemoto
233701dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
2338ea6e942bSAtsushi Nemoto
2339ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
2340ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
2341ea6e942bSAtsushi Nemoto	  initially work for you.  It may help to enable device hotplugging
2342ea6e942bSAtsushi Nemoto	  support.  As of this writing the exact hardware interface is
2343ea6e942bSAtsushi Nemoto	  strongly in flux, so no good recommendation can be made.
2344ea6e942bSAtsushi Nemoto
23457aa1c8f4SRalf Baechleconfig CRASH_DUMP
23467aa1c8f4SRalf Baechle	  bool "Kernel crash dumps"
23477aa1c8f4SRalf Baechle	  help
23487aa1c8f4SRalf Baechle	  Generate crash dump after being started by kexec.
23497aa1c8f4SRalf Baechle	  This should be normally only set in special crash dump kernels
23507aa1c8f4SRalf Baechle	  which are loaded in the main kernel with kexec-tools into
23517aa1c8f4SRalf Baechle	  a specially reserved region and then later executed after
23527aa1c8f4SRalf Baechle	  a crash by kdump/kexec. The crash dump kernel must be compiled
23537aa1c8f4SRalf Baechle	  to a memory address not used by the main kernel or firmware using
23547aa1c8f4SRalf Baechle	  PHYSICAL_START.
23557aa1c8f4SRalf Baechle
23567aa1c8f4SRalf Baechleconfig PHYSICAL_START
23577aa1c8f4SRalf Baechle	  hex "Physical address where the kernel is loaded"
23587aa1c8f4SRalf Baechle	  default "0xffffffff84000000" if 64BIT
23597aa1c8f4SRalf Baechle	  default "0x84000000" if 32BIT
23607aa1c8f4SRalf Baechle	  depends on CRASH_DUMP
23617aa1c8f4SRalf Baechle	  help
23627aa1c8f4SRalf Baechle	  This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
23637aa1c8f4SRalf Baechle	  If you plan to use kernel for capturing the crash dump change
23647aa1c8f4SRalf Baechle	  this value to start of the reserved region (the "X" value as
23657aa1c8f4SRalf Baechle	  specified in the "crashkernel=YM@XM" command line boot parameter
23667aa1c8f4SRalf Baechle	  passed to the panic-ed kernel).
23677aa1c8f4SRalf Baechle
2368ea6e942bSAtsushi Nemotoconfig SECCOMP
2369ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
2370293c5bd1SRalf Baechle	depends on PROC_FS
2371ea6e942bSAtsushi Nemoto	default y
2372ea6e942bSAtsushi Nemoto	help
2373ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
2374ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
2375ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
2376ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
2377ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
2378ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
2379ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
2380ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
2381ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
2382ea6e942bSAtsushi Nemoto
2383ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
2384ea6e942bSAtsushi Nemoto
2385f2ffa5abSDezhong Diaoconfig USE_OF
23860b3e06fdSJonas Gorski	bool
2387f2ffa5abSDezhong Diao	select OF
2388e6ce1324SStephen Neuendorffer	select OF_EARLY_FLATTREE
2389abd2363fSGrant Likely	select IRQ_DOMAIN
2390f2ffa5abSDezhong Diao
23915e83d430SRalf Baechleendmenu
23925e83d430SRalf Baechle
23931df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
23941df0f0ffSAtsushi Nemoto	bool
23951df0f0ffSAtsushi Nemoto	default y
23961df0f0ffSAtsushi Nemoto
23971df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
23981df0f0ffSAtsushi Nemoto	bool
23991df0f0ffSAtsushi Nemoto	default y
24001df0f0ffSAtsushi Nemoto
2401b6c3539bSRalf Baechlesource "init/Kconfig"
2402b6c3539bSRalf Baechle
2403dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer"
2404dc52ddc0SMatt Helsley
24051da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
24061da177e4SLinus Torvalds
24075e83d430SRalf Baechleconfig HW_HAS_EISA
24085e83d430SRalf Baechle	bool
24091da177e4SLinus Torvaldsconfig HW_HAS_PCI
24101da177e4SLinus Torvalds	bool
24111da177e4SLinus Torvalds
24121da177e4SLinus Torvaldsconfig PCI
24131da177e4SLinus Torvalds	bool "Support for PCI controller"
24141da177e4SLinus Torvalds	depends on HW_HAS_PCI
2415abb4ae46SRalf Baechle	select PCI_DOMAINS
2416eab90291SMichael S. Tsirkin	select GENERIC_PCI_IOMAP
24170f3b3956SMichael S. Tsirkin	select NO_GENERIC_PCI_IOPORT_MAP
24181da177e4SLinus Torvalds	help
24191da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
24201da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
24211da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
24221da177e4SLinus Torvalds	  say Y, otherwise N.
24231da177e4SLinus Torvalds
24241da177e4SLinus Torvaldsconfig PCI_DOMAINS
24251da177e4SLinus Torvalds	bool
24261da177e4SLinus Torvalds
24271da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
24281da177e4SLinus Torvalds
24293f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig"
24303f787ca4SJonas Gorski
24311da177e4SLinus Torvalds#
24321da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
24331da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
24341da177e4SLinus Torvalds# users to choose the right thing ...
24351da177e4SLinus Torvalds#
24361da177e4SLinus Torvaldsconfig ISA
24371da177e4SLinus Torvalds	bool
24381da177e4SLinus Torvalds
24391da177e4SLinus Torvaldsconfig EISA
24401da177e4SLinus Torvalds	bool "EISA support"
24415e83d430SRalf Baechle	depends on HW_HAS_EISA
24421da177e4SLinus Torvalds	select ISA
2443aa414dffSRalf Baechle	select GENERIC_ISA_DMA
24441da177e4SLinus Torvalds	---help---
24451da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
24461da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
24471da177e4SLinus Torvalds
24481da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
24491da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
24501da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
24511da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
24521da177e4SLinus Torvalds
24531da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
24541da177e4SLinus Torvalds
24551da177e4SLinus Torvalds	  Otherwise, say N.
24561da177e4SLinus Torvalds
24571da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
24581da177e4SLinus Torvalds
24591da177e4SLinus Torvaldsconfig TC
24601da177e4SLinus Torvalds	bool "TURBOchannel support"
24611da177e4SLinus Torvalds	depends on MACH_DECSTATION
24621da177e4SLinus Torvalds	help
246350a23e6eSJustin P. Mattock	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
246450a23e6eSJustin P. Mattock	  processors.  TURBOchannel programming specifications are available
246550a23e6eSJustin P. Mattock	  at:
246650a23e6eSJustin P. Mattock	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
246750a23e6eSJustin P. Mattock	  and:
246850a23e6eSJustin P. Mattock	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
246950a23e6eSJustin P. Mattock	  Linux driver support status is documented at:
247050a23e6eSJustin P. Mattock	  <http://www.linux-mips.org/wiki/DECstation>
24711da177e4SLinus Torvalds
24721da177e4SLinus Torvaldsconfig MMU
24731da177e4SLinus Torvalds	bool
24741da177e4SLinus Torvalds	default y
24751da177e4SLinus Torvalds
2476d865bea4SRalf Baechleconfig I8253
2477d865bea4SRalf Baechle	bool
2478798778b8SRussell King	select CLKSRC_I8253
24792d02612fSThomas Gleixner	select CLKEVT_I8253
24809726b43aSWu Zhangjin	select MIPS_EXTERNAL_TIMER
2481d865bea4SRalf Baechle
2482cce335aeSRalf Baechleconfig ZONE_DMA32
2483cce335aeSRalf Baechle	bool
2484cce335aeSRalf Baechle
24851da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
24861da177e4SLinus Torvalds
24871da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
24881da177e4SLinus Torvalds
2489388b78adSAlexandre Bounineconfig RAPIDIO
2490388b78adSAlexandre Bounine	bool "RapidIO support"
2491388b78adSAlexandre Bounine	depends on PCI
2492388b78adSAlexandre Bounine	default n
2493388b78adSAlexandre Bounine	help
2494388b78adSAlexandre Bounine	  If you say Y here, the kernel will include drivers and
2495388b78adSAlexandre Bounine	  infrastructure code to support RapidIO interconnect devices.
2496388b78adSAlexandre Bounine
2497388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig"
2498388b78adSAlexandre Bounine
24991da177e4SLinus Torvaldsendmenu
25001da177e4SLinus Torvalds
25011da177e4SLinus Torvaldsmenu "Executable file formats"
25021da177e4SLinus Torvalds
25031da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
25041da177e4SLinus Torvalds
25051da177e4SLinus Torvaldsconfig TRAD_SIGNALS
25061da177e4SLinus Torvalds	bool
25071da177e4SLinus Torvalds
25081da177e4SLinus Torvaldsconfig MIPS32_COMPAT
25091da177e4SLinus Torvalds	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2510875d43e7SRalf Baechle	depends on 64BIT
25111da177e4SLinus Torvalds	help
25121da177e4SLinus Torvalds	  Select this option if you want Linux/MIPS 32-bit binary
25131da177e4SLinus Torvalds	  compatibility. Since all software available for Linux/MIPS is
25141da177e4SLinus Torvalds	  currently 32-bit you should say Y here.
25151da177e4SLinus Torvalds
25161da177e4SLinus Torvaldsconfig COMPAT
25171da177e4SLinus Torvalds	bool
25181da177e4SLinus Torvalds	depends on MIPS32_COMPAT
251948b25c43SChris Metcalf	select ARCH_WANT_OLD_COMPAT_IPC
25201da177e4SLinus Torvalds	default y
25211da177e4SLinus Torvalds
252205e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
252305e43966SAtsushi Nemoto	bool
252405e43966SAtsushi Nemoto	depends on COMPAT && SYSVIPC
252505e43966SAtsushi Nemoto	default y
252605e43966SAtsushi Nemoto
25271da177e4SLinus Torvaldsconfig MIPS32_O32
25281da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
25291da177e4SLinus Torvalds	depends on MIPS32_COMPAT
25301da177e4SLinus Torvalds	help
25311da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
25321da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
25331da177e4SLinus Torvalds	  existing binaries are in this format.
25341da177e4SLinus Torvalds
25351da177e4SLinus Torvalds	  If unsure, say Y.
25361da177e4SLinus Torvalds
25371da177e4SLinus Torvaldsconfig MIPS32_N32
25381da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
25391da177e4SLinus Torvalds	depends on MIPS32_COMPAT
25401da177e4SLinus Torvalds	help
25411da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
25421da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
25431da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
25441da177e4SLinus Torvalds	  cases.
25451da177e4SLinus Torvalds
25461da177e4SLinus Torvalds	  If unsure, say N.
25471da177e4SLinus Torvalds
25481da177e4SLinus Torvaldsconfig BINFMT_ELF32
25491da177e4SLinus Torvalds	bool
25501da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
25511da177e4SLinus Torvalds
25522116245eSRalf Baechleendmenu
25531da177e4SLinus Torvalds
25542116245eSRalf Baechlemenu "Power management options"
2555952fa954SRodolfo Giometti
2556363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE
2557363c55caSWu Zhangjin	def_bool y
25583f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2559363c55caSWu Zhangjin
2560f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE
2561f4cb5700SJohannes Berg	def_bool y
25623f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2563f4cb5700SJohannes Berg
25642116245eSRalf Baechlesource "kernel/power/Kconfig"
2565952fa954SRodolfo Giometti
25661da177e4SLinus Torvaldsendmenu
25671da177e4SLinus Torvalds
25687a998935SViresh Kumarconfig MIPS_EXTERNAL_TIMER
25697a998935SViresh Kumar	bool
25707a998935SViresh Kumar
25717a998935SViresh Kumarif CPU_SUPPORTS_CPUFREQ && MIPS_EXTERNAL_TIMER
25727a998935SViresh Kumarmenu "CPU Power Management"
25737a998935SViresh Kumarsource "drivers/cpufreq/Kconfig"
25747a998935SViresh Kumarendmenu
25757a998935SViresh Kumarendif
25769726b43aSWu Zhangjin
2577d5950b43SSam Ravnborgsource "net/Kconfig"
2578d5950b43SSam Ravnborg
25791da177e4SLinus Torvaldssource "drivers/Kconfig"
25801da177e4SLinus Torvalds
258198cdee0eSRalf Baechlesource "drivers/firmware/Kconfig"
258298cdee0eSRalf Baechle
25831da177e4SLinus Torvaldssource "fs/Kconfig"
25841da177e4SLinus Torvalds
25851da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
25861da177e4SLinus Torvalds
25871da177e4SLinus Torvaldssource "security/Kconfig"
25881da177e4SLinus Torvalds
25891da177e4SLinus Torvaldssource "crypto/Kconfig"
25901da177e4SLinus Torvalds
25911da177e4SLinus Torvaldssource "lib/Kconfig"
25922235a54dSSanjay Lal
25932235a54dSSanjay Lalsource "arch/mips/kvm/Kconfig"
2594