xref: /linux/arch/mips/Kconfig (revision 0f3a05cb43e731b8cf861dee30e7e4bddd6c5ccc)
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
791f01737SDeng-Cheng Zhu	select HAVE_IRQ_WORK
87f788d2dSDeng-Cheng Zhu	select HAVE_PERF_EVENTS
97f788d2dSDeng-Cheng Zhu	select PERF_USE_VMALLOC
1088547001SJason Wessel	select HAVE_ARCH_KGDB
117563bbf8SMark Brown	select ARCH_HAVE_CUSTOM_GPIO_H
12d2bb0762SWu Zhangjin	select HAVE_FUNCTION_TRACER
1369a7d1b3SWu Zhangjin	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
14538f1952SWu Zhangjin	select HAVE_DYNAMIC_FTRACE
15538f1952SWu Zhangjin	select HAVE_FTRACE_MCOUNT_RECORD
1664575f91SWu Zhangjin	select HAVE_C_RECORDMCOUNT
1729c5d346SWu Zhangjin	select HAVE_FUNCTION_GRAPH_TRACER
18c1bf207dSDavid Daney	select HAVE_KPROBES
19c1bf207dSDavid Daney	select HAVE_KRETPROBES
20b69ec42bSCatalin Marinas	select HAVE_DEBUG_KMEMLEAK
21e26d196cSDavid Daney	select ARCH_BINFMT_ELF_RANDOMIZE_PIE
22970d032fSRalf Baechle	select HAVE_ARCH_TRANSPARENT_HUGEPAGE
2321a41faaSWu Zhangjin	select RTC_LIB if !MACH_LOONGSON
242b78920dSDeng-Cheng Zhu	select GENERIC_ATOMIC64 if !64BIT
257463449bSCatalin Marinas	select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
2648e1fd5aSDavid Daney	select HAVE_DMA_ATTRS
2748e1fd5aSDavid Daney	select HAVE_DMA_API_DEBUG
283bd27e32SDavid Daney	select HAVE_GENERIC_HARDIRQS
293bd27e32SDavid Daney	select GENERIC_IRQ_PROBE
30f8396c17SThomas Gleixner	select GENERIC_IRQ_SHOW
3194bb0c1aSDavid Daney	select HAVE_ARCH_JUMP_LABEL
32c1d7e01dSWill Deacon	select ARCH_WANT_IPC_PARSE_VERSION
330f462e3cSThomas Gleixner	select IRQ_FORCED_THREADING
349d15ffc8STejun Heo	select HAVE_MEMBLOCK
359d15ffc8STejun Heo	select HAVE_MEMBLOCK_NODE_MAP
369d15ffc8STejun Heo	select ARCH_DISCARD_MEMBLOCK
37360014a3SThomas Gleixner	select GENERIC_SMP_IDLE_THREAD
384b054495SDavid Daney	select BUILDTIME_EXTABLE_SORT
39cde1794bSAnna-Maria Gleixner	select GENERIC_CLOCKEVENTS
40cde1794bSAnna-Maria Gleixner	select GENERIC_CMOS_UPDATE
41786d35d4SDavid Howells	select HAVE_MOD_ARCH_SPECIFIC
422f12fb20SJoshua Kinard	select MODULES_USE_ELF_REL if MODULES
432f12fb20SJoshua Kinard	select MODULES_USE_ELF_RELA if MODULES && 64BIT
441da177e4SLinus Torvalds
451da177e4SLinus Torvaldsmenu "Machine selection"
461da177e4SLinus Torvalds
475ac6da66SChristoph Lameterconfig ZONE_DMA
485ac6da66SChristoph Lameter	bool
495ac6da66SChristoph Lameter
505e83d430SRalf Baechlechoice
515e83d430SRalf Baechle	prompt "System type"
525e83d430SRalf Baechle	default SGI_IP22
531da177e4SLinus Torvalds
5442a4f17dSManuel Laussconfig MIPS_ALCHEMY
55c3543e25SYoichi Yuasa	bool "Alchemy processor based machines"
5642a4f17dSManuel Lauss	select 64BIT_PHYS_ADDR
57f772cdb2SRalf Baechle	select CEVT_R4K
58d7ea335cSSteven J. Hill	select CSRC_R4K
5942a4f17dSManuel Lauss	select IRQ_CPU
6042a4f17dSManuel Lauss	select SYS_HAS_CPU_MIPS32_R1
6142a4f17dSManuel Lauss	select SYS_SUPPORTS_32BIT_KERNEL
6242a4f17dSManuel Lauss	select SYS_SUPPORTS_APM_EMULATION
6342a4f17dSManuel Lauss	select GENERIC_GPIO
6442a4f17dSManuel Lauss	select ARCH_WANT_OPTIONAL_GPIOLIB
651b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
6637663860SManuel Lauss	select USB_ARCH_HAS_OHCI
6737663860SManuel Lauss	select USB_ARCH_HAS_EHCI
681da177e4SLinus Torvalds
697ca5dc14SFlorian Fainelliconfig AR7
707ca5dc14SFlorian Fainelli	bool "Texas Instruments AR7"
717ca5dc14SFlorian Fainelli	select BOOT_ELF32
727ca5dc14SFlorian Fainelli	select DMA_NONCOHERENT
737ca5dc14SFlorian Fainelli	select CEVT_R4K
747ca5dc14SFlorian Fainelli	select CSRC_R4K
757ca5dc14SFlorian Fainelli	select IRQ_CPU
767ca5dc14SFlorian Fainelli	select NO_EXCEPT_FILL
777ca5dc14SFlorian Fainelli	select SWAP_IO_SPACE
787ca5dc14SFlorian Fainelli	select SYS_HAS_CPU_MIPS32_R1
797ca5dc14SFlorian Fainelli	select SYS_HAS_EARLY_PRINTK
807ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_32BIT_KERNEL
817ca5dc14SFlorian Fainelli	select SYS_SUPPORTS_LITTLE_ENDIAN
821b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT_UART16550
835f3c9098SFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
847ca5dc14SFlorian Fainelli	select VLYNQ
858551fb64SYoichi Yuasa	select HAVE_CLK
867ca5dc14SFlorian Fainelli	help
877ca5dc14SFlorian Fainelli	  Support for the Texas Instruments AR7 System-on-a-Chip
887ca5dc14SFlorian Fainelli	  family: TNETD7100, 7200 and 7300.
897ca5dc14SFlorian Fainelli
90d4a67d9dSGabor Juhosconfig ATH79
91d4a67d9dSGabor Juhos	bool "Atheros AR71XX/AR724X/AR913X based boards"
926eae43c5SGabor Juhos	select ARCH_REQUIRE_GPIOLIB
93d4a67d9dSGabor Juhos	select BOOT_RAW
94d4a67d9dSGabor Juhos	select CEVT_R4K
95d4a67d9dSGabor Juhos	select CSRC_R4K
96d4a67d9dSGabor Juhos	select DMA_NONCOHERENT
9794638067SGabor Juhos	select HAVE_CLK
98d4a67d9dSGabor Juhos	select IRQ_CPU
990aabf1a4SGabor Juhos	select MIPS_MACHINE
100d4a67d9dSGabor Juhos	select SYS_HAS_CPU_MIPS32_R2
101d4a67d9dSGabor Juhos	select SYS_HAS_EARLY_PRINTK
102d4a67d9dSGabor Juhos	select SYS_SUPPORTS_32BIT_KERNEL
103d4a67d9dSGabor Juhos	select SYS_SUPPORTS_BIG_ENDIAN
104d4a67d9dSGabor Juhos	help
105d4a67d9dSGabor Juhos	  Support for the Atheros AR71XX/AR724X/AR913X SoCs.
106d4a67d9dSGabor Juhos
1071c0c13ebSAurelien Jarnoconfig BCM47XX
108c619366eSFlorian Fainelli	bool "Broadcom BCM47XX based boards"
1092da4c74dSHauke Mehrtens	select ARCH_WANT_OPTIONAL_GPIOLIB
11042f77542SRalf Baechle	select CEVT_R4K
111940f6b48SRalf Baechle	select CSRC_R4K
1121c0c13ebSAurelien Jarno	select DMA_NONCOHERENT
1130e2794b0SRalf Baechle	select FW_CFE
1141c0c13ebSAurelien Jarno	select HW_HAS_PCI
1151c0c13ebSAurelien Jarno	select IRQ_CPU
1161c0c13ebSAurelien Jarno	select SYS_SUPPORTS_32BIT_KERNEL
1171c0c13ebSAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
11825e5fb97SAurelien Jarno	select SYS_HAS_EARLY_PRINTK
1191c0c13ebSAurelien Jarno	help
1201c0c13ebSAurelien Jarno	 Support for BCM47XX based boards
1211c0c13ebSAurelien Jarno
122e7300d04SMaxime Bizonconfig BCM63XX
123e7300d04SMaxime Bizon	bool "Broadcom BCM63XX based boards"
124e7300d04SMaxime Bizon	select CEVT_R4K
125e7300d04SMaxime Bizon	select CSRC_R4K
126e7300d04SMaxime Bizon	select DMA_NONCOHERENT
127e7300d04SMaxime Bizon	select IRQ_CPU
128e7300d04SMaxime Bizon	select SYS_HAS_CPU_MIPS32_R1
129e7300d04SMaxime Bizon	select SYS_SUPPORTS_32BIT_KERNEL
130e7300d04SMaxime Bizon	select SYS_SUPPORTS_BIG_ENDIAN
131e7300d04SMaxime Bizon	select SYS_HAS_EARLY_PRINTK
132e7300d04SMaxime Bizon	select SWAP_IO_SPACE
133e7300d04SMaxime Bizon	select ARCH_REQUIRE_GPIOLIB
1343e82eeebSYoichi Yuasa	select HAVE_CLK
135e7300d04SMaxime Bizon	help
136e7300d04SMaxime Bizon	 Support for BCM63XX based boards
137e7300d04SMaxime Bizon
1381da177e4SLinus Torvaldsconfig MIPS_COBALT
1393fa986faSMartin Michlmayr	bool "Cobalt Server"
14042f77542SRalf Baechle	select CEVT_R4K
141940f6b48SRalf Baechle	select CSRC_R4K
1421097c6acSYoichi Yuasa	select CEVT_GT641XX
1431da177e4SLinus Torvalds	select DMA_NONCOHERENT
1441da177e4SLinus Torvalds	select HW_HAS_PCI
145d865bea4SRalf Baechle	select I8253
1461da177e4SLinus Torvalds	select I8259
1471da177e4SLinus Torvalds	select IRQ_CPU
148d5ab1a69SYoichi Yuasa	select IRQ_GT641XX
149252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
150e25bfc92SYoichi Yuasa	select PCI
1517cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
1520a22e0d4SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
153ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
1540e8774b6SFlorian Fainelli	select SYS_SUPPORTS_64BIT_KERNEL
1555e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
1561da177e4SLinus Torvalds
1571da177e4SLinus Torvaldsconfig MACH_DECSTATION
1583fa986faSMartin Michlmayr	bool "DECstations"
1591da177e4SLinus Torvalds	select BOOT_ELF32
1606457d9fcSYoichi Yuasa	select CEVT_DS1287
16142f77542SRalf Baechle	select CEVT_R4K
1624247417dSYoichi Yuasa	select CSRC_IOASIC
163940f6b48SRalf Baechle	select CSRC_R4K
16420d60d99SMaciej W. Rozycki	select CPU_DADDI_WORKAROUNDS if 64BIT
16520d60d99SMaciej W. Rozycki	select CPU_R4000_WORKAROUNDS if 64BIT
16620d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS if 64BIT
1671da177e4SLinus Torvalds	select DMA_NONCOHERENT
168d388d685SMaciej W. Rozycki	select NO_IOPORT
1691da177e4SLinus Torvalds	select IRQ_CPU
1707cf8053bSRalf Baechle	select SYS_HAS_CPU_R3000
1717cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
172ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
173ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
1745e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
1751723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_128HZ
1761723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_256HZ
1771723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_1024HZ
1785e83d430SRalf Baechle	help
1791da177e4SLinus Torvalds	  This enables support for DEC's MIPS based workstations.  For details
1801da177e4SLinus Torvalds	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
1811da177e4SLinus Torvalds	  DECstation porting pages on <http://decstation.unix-ag.org/>.
1821da177e4SLinus Torvalds
1831da177e4SLinus Torvalds	  If you have one of the following DECstation Models you definitely
1841da177e4SLinus Torvalds	  want to choose R4xx0 for the CPU Type:
1851da177e4SLinus Torvalds
1861da177e4SLinus Torvalds		DECstation 5000/50
1871da177e4SLinus Torvalds		DECstation 5000/150
1881da177e4SLinus Torvalds		DECstation 5000/260
1891da177e4SLinus Torvalds		DECsystem 5900/260
1901da177e4SLinus Torvalds
1911da177e4SLinus Torvalds	  otherwise choose R3000.
1921da177e4SLinus Torvalds
1935e83d430SRalf Baechleconfig MACH_JAZZ
1943fa986faSMartin Michlmayr	bool "Jazz family of machines"
1950e2794b0SRalf Baechle	select FW_ARC
1960e2794b0SRalf Baechle	select FW_ARC32
1975e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
19842f77542SRalf Baechle	select CEVT_R4K
199940f6b48SRalf Baechle	select CSRC_R4K
200e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
2015e83d430SRalf Baechle	select GENERIC_ISA_DMA
2028a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
203ea202c63SThomas Bogendoerfer	select IRQ_CPU
204d865bea4SRalf Baechle	select I8253
2055e83d430SRalf Baechle	select I8259
2065e83d430SRalf Baechle	select ISA
2077cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
2085e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
2095e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
2101723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_100HZ
2111da177e4SLinus Torvalds	help
2125e83d430SRalf Baechle	 This a family of machines based on the MIPS R4030 chipset which was
2135e83d430SRalf Baechle	 used by several vendors to build RISC/os and Windows NT workstations.
214692105b8SMatt LaPlante	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millennium and
2155e83d430SRalf Baechle	 Olivetti M700-10 workstations.
2165e83d430SRalf Baechle
2175ebabe59SLars-Peter Clausenconfig MACH_JZ4740
2185ebabe59SLars-Peter Clausen	bool "Ingenic JZ4740 based machines"
2195ebabe59SLars-Peter Clausen	select SYS_HAS_CPU_MIPS32_R1
2205ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_32BIT_KERNEL
2215ebabe59SLars-Peter Clausen	select SYS_SUPPORTS_LITTLE_ENDIAN
222f9c9affcSLluís Batlle i Rossell	select SYS_SUPPORTS_ZBOOT_UART16550
2235ebabe59SLars-Peter Clausen	select DMA_NONCOHERENT
2245ebabe59SLars-Peter Clausen	select IRQ_CPU
2255ebabe59SLars-Peter Clausen	select GENERIC_GPIO
2265ebabe59SLars-Peter Clausen	select ARCH_REQUIRE_GPIOLIB
2275ebabe59SLars-Peter Clausen	select SYS_HAS_EARLY_PRINTK
2285ebabe59SLars-Peter Clausen	select HAVE_PWM
229ab5330ebSMaurus Cuelenaere	select HAVE_CLK
23083bc7692SLars-Peter Clausen	select GENERIC_IRQ_CHIP
2315ebabe59SLars-Peter Clausen
232171bb2f1SJohn Crispinconfig LANTIQ
233171bb2f1SJohn Crispin	bool "Lantiq based platforms"
234171bb2f1SJohn Crispin	select DMA_NONCOHERENT
235171bb2f1SJohn Crispin	select IRQ_CPU
236171bb2f1SJohn Crispin	select CEVT_R4K
237171bb2f1SJohn Crispin	select CSRC_R4K
238171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R1
239171bb2f1SJohn Crispin	select SYS_HAS_CPU_MIPS32_R2
240171bb2f1SJohn Crispin	select SYS_SUPPORTS_BIG_ENDIAN
241171bb2f1SJohn Crispin	select SYS_SUPPORTS_32BIT_KERNEL
242171bb2f1SJohn Crispin	select SYS_SUPPORTS_MULTITHREADING
243171bb2f1SJohn Crispin	select SYS_HAS_EARLY_PRINTK
244171bb2f1SJohn Crispin	select ARCH_REQUIRE_GPIOLIB
245171bb2f1SJohn Crispin	select SWAP_IO_SPACE
246171bb2f1SJohn Crispin	select BOOT_RAW
247287e3f3fSJohn Crispin	select HAVE_MACH_CLKDEV
248287e3f3fSJohn Crispin	select CLKDEV_LOOKUP
249a0392222SJohn Crispin	select USE_OF
2503f8c50c9SJohn Crispin	select PINCTRL
2513f8c50c9SJohn Crispin	select PINCTRL_LANTIQ
252171bb2f1SJohn Crispin
2531f21d2bdSBrian Murphyconfig LASAT
2541f21d2bdSBrian Murphy	bool "LASAT Networks platforms"
25542f77542SRalf Baechle	select CEVT_R4K
256940f6b48SRalf Baechle	select CSRC_R4K
2571f21d2bdSBrian Murphy	select DMA_NONCOHERENT
2581f21d2bdSBrian Murphy	select SYS_HAS_EARLY_PRINTK
2591f21d2bdSBrian Murphy	select HW_HAS_PCI
260a5ccfe5cSRalf Baechle	select IRQ_CPU
2611f21d2bdSBrian Murphy	select PCI_GT64XXX_PCI0
2621f21d2bdSBrian Murphy	select MIPS_NILE4
2631f21d2bdSBrian Murphy	select R5000_CPU_SCACHE
2641f21d2bdSBrian Murphy	select SYS_HAS_CPU_R5000
2651f21d2bdSBrian Murphy	select SYS_SUPPORTS_32BIT_KERNEL
2661f21d2bdSBrian Murphy	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
2671f21d2bdSBrian Murphy	select SYS_SUPPORTS_LITTLE_ENDIAN
2681f21d2bdSBrian Murphy
26985749d24SWu Zhangjinconfig MACH_LOONGSON
27085749d24SWu Zhangjin	bool "Loongson family of machines"
271c7e8c668SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
272ade299d8SYoichi Yuasa	help
27385749d24SWu Zhangjin	  This enables the support of Loongson family of machines.
27485749d24SWu Zhangjin
27585749d24SWu Zhangjin	  Loongson is a family of general-purpose MIPS-compatible CPUs.
27685749d24SWu Zhangjin	  developed at Institute of Computing Technology (ICT),
27785749d24SWu Zhangjin	  Chinese Academy of Sciences (CAS) in the People's Republic
27885749d24SWu Zhangjin	  of China. The chief architect is Professor Weiwu Hu.
279ade299d8SYoichi Yuasa
280ca585cf9SKelvin Cheungconfig MACH_LOONGSON1
281ca585cf9SKelvin Cheung	bool "Loongson 1 family of machines"
282ca585cf9SKelvin Cheung	select SYS_SUPPORTS_ZBOOT
283ca585cf9SKelvin Cheung	help
284ca585cf9SKelvin Cheung	  This enables support for the Loongson 1 based machines.
285ca585cf9SKelvin Cheung
286ca585cf9SKelvin Cheung	  Loongson 1 is a family of 32-bit MIPS-compatible SoCs developed by
287ca585cf9SKelvin Cheung	  the ICT (Institute of Computing Technology) and the Chinese Academy
288ca585cf9SKelvin Cheung	  of Sciences.
289ca585cf9SKelvin Cheung
2901da177e4SLinus Torvaldsconfig MIPS_MALTA
2913fa986faSMartin Michlmayr	bool "MIPS Malta board"
29261ed242dSRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
2931da177e4SLinus Torvalds	select BOOT_ELF32
294fa71c960SRalf Baechle	select BOOT_RAW
29542f77542SRalf Baechle	select CEVT_R4K
296940f6b48SRalf Baechle	select CSRC_R4K
2971da177e4SLinus Torvalds	select DMA_NONCOHERENT
2981da177e4SLinus Torvalds	select GENERIC_ISA_DMA
2998a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
300aa414dffSRalf Baechle	select IRQ_CPU
30139b8d525SRalf Baechle	select IRQ_GIC
3021da177e4SLinus Torvalds	select HW_HAS_PCI
303d865bea4SRalf Baechle	select I8253
3041da177e4SLinus Torvalds	select I8259
3055e83d430SRalf Baechle	select MIPS_BOARDS_GEN
3065e83d430SRalf Baechle	select MIPS_BONITO64
3079318c51aSChris Dearman	select MIPS_CPU_SCACHE
308252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
3095e83d430SRalf Baechle	select MIPS_MSC
3101da177e4SLinus Torvalds	select SWAP_IO_SPACE
3117cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
3127cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
3137cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
3145d9fbed1SLeonid Yegoshin	select SYS_HAS_CPU_MIPS64_R2
3157cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
3167cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
31736a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
318ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
319ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
3205e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
3215e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
3220365070fSTim Anderson	select SYS_SUPPORTS_MIPS_CMP
323f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
3249693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
3251b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
3261da177e4SLinus Torvalds	help
327f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
3281da177e4SLinus Torvalds	  board.
3291da177e4SLinus Torvalds
330ec47b274SSteven J. Hillconfig MIPS_SEAD3
331ec47b274SSteven J. Hill	bool "MIPS SEAD3 board"
332ec47b274SSteven J. Hill	select BOOT_ELF32
333ec47b274SSteven J. Hill	select BOOT_RAW
334ec47b274SSteven J. Hill	select CEVT_R4K
335ec47b274SSteven J. Hill	select CSRC_R4K
336ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_VI
337ec47b274SSteven J. Hill	select CPU_MIPSR2_IRQ_EI
338ec47b274SSteven J. Hill	select DMA_NONCOHERENT
339ec47b274SSteven J. Hill	select IRQ_CPU
340ec47b274SSteven J. Hill	select IRQ_GIC
341ec47b274SSteven J. Hill	select MIPS_BOARDS_GEN
342ec47b274SSteven J. Hill	select MIPS_CPU_SCACHE
343ec47b274SSteven J. Hill	select MIPS_MSC
344ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R1
345ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS32_R2
346ec47b274SSteven J. Hill	select SYS_HAS_CPU_MIPS64_R1
347ec47b274SSteven J. Hill	select SYS_HAS_EARLY_PRINTK
348ec47b274SSteven J. Hill	select SYS_SUPPORTS_32BIT_KERNEL
349ec47b274SSteven J. Hill	select SYS_SUPPORTS_64BIT_KERNEL
350ec47b274SSteven J. Hill	select SYS_SUPPORTS_BIG_ENDIAN
351ec47b274SSteven J. Hill	select SYS_SUPPORTS_LITTLE_ENDIAN
352ec47b274SSteven J. Hill	select SYS_SUPPORTS_SMARTMIPS
353ec47b274SSteven J. Hill	select USB_ARCH_HAS_EHCI
354ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_DESC
355ec47b274SSteven J. Hill	select USB_EHCI_BIG_ENDIAN_MMIO
3569b731009SSteven J. Hill	select USE_OF
357ec47b274SSteven J. Hill	help
358ec47b274SSteven J. Hill	  This enables support for the MIPS Technologies SEAD3 evaluation
359ec47b274SSteven J. Hill	  board.
360ec47b274SSteven J. Hill
361a83860c2SRalf Baechleconfig NEC_MARKEINS
362a83860c2SRalf Baechle	bool "NEC EMMA2RH Mark-eins board"
363a83860c2SRalf Baechle	select SOC_EMMA2RH
364a83860c2SRalf Baechle	select HW_HAS_PCI
365a83860c2SRalf Baechle	help
366a83860c2SRalf Baechle	  This enables support for the NEC Electronics Mark-eins boards.
367ade299d8SYoichi Yuasa
3685e83d430SRalf Baechleconfig MACH_VR41XX
36974142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
37042f77542SRalf Baechle	select CEVT_R4K
371940f6b48SRalf Baechle	select CSRC_R4K
3727cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
37327fdd325SYoichi Yuasa	select ARCH_REQUIRE_GPIOLIB
3745e83d430SRalf Baechle
375edb6310aSDaniel Lairdconfig NXP_STB220
376edb6310aSDaniel Laird	bool "NXP STB220 board"
377edb6310aSDaniel Laird	select SOC_PNX833X
378edb6310aSDaniel Laird	help
379edb6310aSDaniel Laird	 Support for NXP Semiconductors STB220 Development Board.
380edb6310aSDaniel Laird
381edb6310aSDaniel Lairdconfig NXP_STB225
382edb6310aSDaniel Laird	bool "NXP 225 board"
383edb6310aSDaniel Laird	select SOC_PNX833X
384edb6310aSDaniel Laird	select SOC_PNX8335
385edb6310aSDaniel Laird	help
386edb6310aSDaniel Laird	 Support for NXP Semiconductors STB225 Development Board.
387edb6310aSDaniel Laird
3889267a30dSMarc St-Jeanconfig PMC_MSP
3899267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
3909267a30dSMarc St-Jean	depends on EXPERIMENTAL
39139d30c13SAnoop P A	select CEVT_R4K
39239d30c13SAnoop P A	select CSRC_R4K
3939267a30dSMarc St-Jean	select DMA_NONCOHERENT
3949267a30dSMarc St-Jean	select SWAP_IO_SPACE
3959267a30dSMarc St-Jean	select NO_EXCEPT_FILL
3969267a30dSMarc St-Jean	select BOOT_RAW
3979267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
3989267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
3999267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
4009267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
4019267a30dSMarc St-Jean	select IRQ_CPU
4029267a30dSMarc St-Jean	select SERIAL_8250
4039267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
4049267a30dSMarc St-Jean	help
4059267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
4069267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
4079267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
4089267a30dSMarc St-Jean	  a variety of MIPS cores.
4099267a30dSMarc St-Jean
410a3a0f8c8SDavid VomLehnconfig POWERTV
411a3a0f8c8SDavid VomLehn	bool "Cisco PowerTV"
412a3a0f8c8SDavid VomLehn	select BOOT_ELF32
413a3a0f8c8SDavid VomLehn	select CEVT_R4K
414a3a0f8c8SDavid VomLehn	select CPU_MIPSR2_IRQ_VI
415a3a0f8c8SDavid VomLehn	select CPU_MIPSR2_IRQ_EI
416a3a0f8c8SDavid VomLehn	select CSRC_POWERTV
417a3a0f8c8SDavid VomLehn	select DMA_NONCOHERENT
418a3a0f8c8SDavid VomLehn	select HW_HAS_PCI
419a3a0f8c8SDavid VomLehn	select SYS_HAS_EARLY_PRINTK
420a3a0f8c8SDavid VomLehn	select SYS_HAS_CPU_MIPS32_R2
421a3a0f8c8SDavid VomLehn	select SYS_SUPPORTS_32BIT_KERNEL
422a3a0f8c8SDavid VomLehn	select SYS_SUPPORTS_BIG_ENDIAN
423a3a0f8c8SDavid VomLehn	select SYS_SUPPORTS_HIGHMEM
424a3a0f8c8SDavid VomLehn	select USB_OHCI_LITTLE_ENDIAN
425a3a0f8c8SDavid VomLehn	help
426a3a0f8c8SDavid VomLehn	  This enables support for the Cisco PowerTV Platform.
427a3a0f8c8SDavid VomLehn
4281da177e4SLinus Torvaldsconfig SGI_IP22
4293fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
4300e2794b0SRalf Baechle	select FW_ARC
4310e2794b0SRalf Baechle	select FW_ARC32
4321da177e4SLinus Torvalds	select BOOT_ELF32
43342f77542SRalf Baechle	select CEVT_R4K
434940f6b48SRalf Baechle	select CSRC_R4K
435e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
4361da177e4SLinus Torvalds	select DMA_NONCOHERENT
4375e83d430SRalf Baechle	select HW_HAS_EISA
438d865bea4SRalf Baechle	select I8253
43968de4803SThomas Bogendoerfer	select I8259
4401da177e4SLinus Torvalds	select IP22_CPU_SCACHE
4411da177e4SLinus Torvalds	select IRQ_CPU
442aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
443e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
444e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
44536e5c21dSThomas Bogendoerfer	select SGI_HAS_HAL2
446e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
447e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
448e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
4491da177e4SLinus Torvalds	select SWAP_IO_SPACE
4507cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
4517cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
4522b5e63f6SMartin Michlmayr	#
4532b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
4542b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
4552b5e63f6SMartin Michlmayr	#
4562b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
4572b5e63f6SMartin Michlmayr	# for a more details discussion
4582b5e63f6SMartin Michlmayr	#
4592b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
460ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
461ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4625e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
4631da177e4SLinus Torvalds	help
4641da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
4651da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
4661da177e4SLinus Torvalds	  that runs on these, say Y here.
4671da177e4SLinus Torvalds
4681da177e4SLinus Torvaldsconfig SGI_IP27
4693fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
4700e2794b0SRalf Baechle	select FW_ARC
4710e2794b0SRalf Baechle	select FW_ARC64
4725e83d430SRalf Baechle	select BOOT_ELF64
473e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
474634286f1SRalf Baechle	select DMA_COHERENT
47536a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
4761da177e4SLinus Torvalds	select HW_HAS_PCI
477130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
4787cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
479ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4805e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
481d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
4821a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
4831da177e4SLinus Torvalds	help
4841da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
4851da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
4861da177e4SLinus Torvalds	  here.
4871da177e4SLinus Torvalds
488e2defae5SThomas Bogendoerferconfig SGI_IP28
489e2defae5SThomas Bogendoerfer	bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
490e2defae5SThomas Bogendoerfer	depends on EXPERIMENTAL
4910e2794b0SRalf Baechle	select FW_ARC
4920e2794b0SRalf Baechle	select FW_ARC64
493e2defae5SThomas Bogendoerfer	select BOOT_ELF64
494e2defae5SThomas Bogendoerfer	select CEVT_R4K
495e2defae5SThomas Bogendoerfer	select CSRC_R4K
496e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
497e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
498e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
499e2defae5SThomas Bogendoerfer	select IRQ_CPU
500e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
501e2defae5SThomas Bogendoerfer	select I8253
502e2defae5SThomas Bogendoerfer	select I8259
503e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
504e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
5055b438c44SThomas Bogendoerfer	select SGI_HAS_HAL2
506e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
507e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
508e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
509e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
510e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
5112b5e63f6SMartin Michlmayr	#
5122b5e63f6SMartin Michlmayr	# Disable EARLY_PRINTK for now since it leads to overwritten prom
5132b5e63f6SMartin Michlmayr	# memory during early boot on some machines.
5142b5e63f6SMartin Michlmayr	#
5152b5e63f6SMartin Michlmayr	# See http://www.linux-mips.org/cgi-bin/mesg.cgi?a=linux-mips&i=20091119164009.GA15038%40deprecation.cyrius.com
5162b5e63f6SMartin Michlmayr	# for a more details discussion
5172b5e63f6SMartin Michlmayr	#
5182b5e63f6SMartin Michlmayr	# select SYS_HAS_EARLY_PRINTK
519e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
520e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
521e2defae5SThomas Bogendoerfer      help
522e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
523e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
524e2defae5SThomas Bogendoerfer
5251da177e4SLinus Torvaldsconfig SGI_IP32
526cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
5270e2794b0SRalf Baechle	select FW_ARC
5280e2794b0SRalf Baechle	select FW_ARC32
5291da177e4SLinus Torvalds	select BOOT_ELF32
53042f77542SRalf Baechle	select CEVT_R4K
531940f6b48SRalf Baechle	select CSRC_R4K
5321da177e4SLinus Torvalds	select DMA_NONCOHERENT
5331da177e4SLinus Torvalds	select HW_HAS_PCI
534dd67b155SRalf Baechle	select IRQ_CPU
5351da177e4SLinus Torvalds	select R5000_CPU_SCACHE
5361da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
5377cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
5387cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
5397cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
540dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
541ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5425e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5431da177e4SLinus Torvalds	help
5441da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
5451da177e4SLinus Torvalds
546ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
547ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
5485e83d430SRalf Baechle	depends on EXPERIMENTAL
5495e83d430SRalf Baechle	select BOOT_ELF32
5505e83d430SRalf Baechle	select DMA_COHERENT
5515e83d430SRalf Baechle	select SIBYTE_BCM1120
5525e83d430SRalf Baechle	select SWAP_IO_SPACE
5537cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5545e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5555e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5565e83d430SRalf Baechle
557ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
558ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
5595e83d430SRalf Baechle	depends on EXPERIMENTAL
5605e83d430SRalf Baechle	select BOOT_ELF32
5615e83d430SRalf Baechle	select DMA_COHERENT
5625e83d430SRalf Baechle	select SIBYTE_BCM1120
5635e83d430SRalf Baechle	select SWAP_IO_SPACE
5647cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5655e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5665e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5675e83d430SRalf Baechle
5685e83d430SRalf Baechleconfig SIBYTE_CRHONE
5693fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
5705e83d430SRalf Baechle	depends on EXPERIMENTAL
5715e83d430SRalf Baechle	select BOOT_ELF32
5725e83d430SRalf Baechle	select DMA_COHERENT
5735e83d430SRalf Baechle	select SIBYTE_BCM1125
5745e83d430SRalf Baechle	select SWAP_IO_SPACE
5757cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5765e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5775e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
5785e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5795e83d430SRalf Baechle
580ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
581ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
582ade299d8SYoichi Yuasa	depends on EXPERIMENTAL
583ade299d8SYoichi Yuasa	select BOOT_ELF32
584ade299d8SYoichi Yuasa	select DMA_COHERENT
585ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
586ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
587ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
588ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
589ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
590ade299d8SYoichi Yuasa
591ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
592ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
593ade299d8SYoichi Yuasa	select BOOT_ELF32
594ade299d8SYoichi Yuasa	select DMA_COHERENT
595fcf3ca4cSSebastian Andrzej Siewior	select HAVE_PATA_PLATFORM
596ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
597ade299d8SYoichi Yuasa	select SIBYTE_SB1250
598ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
599ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
600ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
601ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
602ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
603cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
604ade299d8SYoichi Yuasa
605ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
606ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
607ade299d8SYoichi Yuasa	depends on EXPERIMENTAL
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
618ade299d8SYoichi Yuasa
619ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
620ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
621ade299d8SYoichi Yuasa	depends on EXPERIMENTAL
622ade299d8SYoichi Yuasa	select BOOT_ELF32
623ade299d8SYoichi Yuasa	select DMA_COHERENT
624ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
625ade299d8SYoichi Yuasa	select SIBYTE_SB1250
626ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
627ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
628ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
629ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
630ade299d8SYoichi Yuasa
631ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
632ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
633ade299d8SYoichi Yuasa	select BOOT_ELF32
634ade299d8SYoichi Yuasa	select DMA_COHERENT
635ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
636ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
637ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
638ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
639ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
640651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
641ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
642cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
643ade299d8SYoichi Yuasa
64414b36af4SThomas Bogendoerferconfig SNI_RM
64514b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
6460e2794b0SRalf Baechle	select FW_ARC if CPU_LITTLE_ENDIAN
6470e2794b0SRalf Baechle	select FW_ARC32 if CPU_LITTLE_ENDIAN
648231a35d3SThomas Bogendoerfer	select SNIPROM if CPU_BIG_ENDIAN
6495e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
6505e83d430SRalf Baechle	select BOOT_ELF32
65142f77542SRalf Baechle	select CEVT_R4K
652940f6b48SRalf Baechle	select CSRC_R4K
653e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
6545e83d430SRalf Baechle	select DMA_NONCOHERENT
6555e83d430SRalf Baechle	select GENERIC_ISA_DMA
6568a118c38SRalf Baechle	select HAVE_PCSPKR_PLATFORM
6575e83d430SRalf Baechle	select HW_HAS_EISA
6585e83d430SRalf Baechle	select HW_HAS_PCI
659c066a32aSThomas Bogendoerfer	select IRQ_CPU
660d865bea4SRalf Baechle	select I8253
6615e83d430SRalf Baechle	select I8259
6625e83d430SRalf Baechle	select ISA
6634a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
6647cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
6654a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
666c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
6674a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
66836a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
669ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
6705e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
6714a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
6725e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
6735e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6741da177e4SLinus Torvalds	help
67514b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
67614b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
6775e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
6785e83d430SRalf Baechle	  support this machine type.
6791da177e4SLinus Torvalds
680edcaf1a6SAtsushi Nemotoconfig MACH_TX39XX
681edcaf1a6SAtsushi Nemoto	bool "Toshiba TX39 series based machines"
6825e83d430SRalf Baechle
683edcaf1a6SAtsushi Nemotoconfig MACH_TX49XX
684edcaf1a6SAtsushi Nemoto	bool "Toshiba TX49 series based machines"
68523fbee9dSRalf Baechle
68673b4390fSRalf Baechleconfig MIKROTIK_RB532
68773b4390fSRalf Baechle	bool "Mikrotik RB532 boards"
68873b4390fSRalf Baechle	select CEVT_R4K
68973b4390fSRalf Baechle	select CSRC_R4K
69073b4390fSRalf Baechle	select DMA_NONCOHERENT
69173b4390fSRalf Baechle	select HW_HAS_PCI
69273b4390fSRalf Baechle	select IRQ_CPU
69373b4390fSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
69473b4390fSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
69573b4390fSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
69673b4390fSRalf Baechle	select SWAP_IO_SPACE
69773b4390fSRalf Baechle	select BOOT_RAW
698d888e25bSFlorian Fainelli	select ARCH_REQUIRE_GPIOLIB
69973b4390fSRalf Baechle	help
70073b4390fSRalf Baechle	  Support the Mikrotik(tm) RouterBoard 532 series,
70173b4390fSRalf Baechle	  based on the IDT RC32434 SoC.
70273b4390fSRalf Baechle
703ade299d8SYoichi Yuasaconfig WR_PPMC
704ade299d8SYoichi Yuasa	bool "Wind River PPMC board"
70542f77542SRalf Baechle	select CEVT_R4K
706940f6b48SRalf Baechle	select CSRC_R4K
707ade299d8SYoichi Yuasa	select IRQ_CPU
708ade299d8SYoichi Yuasa	select BOOT_ELF32
709ade299d8SYoichi Yuasa	select DMA_NONCOHERENT
710ade299d8SYoichi Yuasa	select HW_HAS_PCI
711ade299d8SYoichi Yuasa	select PCI_GT64XXX_PCI0
712ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
713ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS32_R1
714ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS32_R2
715ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS64_R1
716ade299d8SYoichi Yuasa	select SYS_HAS_CPU_NEVADA
717ade299d8SYoichi Yuasa	select SYS_HAS_CPU_RM7000
718ade299d8SYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
719ade299d8SYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
720ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
721ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
722ade299d8SYoichi Yuasa	help
723ade299d8SYoichi Yuasa	  This enables support for the Wind River MIPS32 4KC PPMC evaluation
724ade299d8SYoichi Yuasa	  board, which is based on GT64120 bridge chip.
725ade299d8SYoichi Yuasa
726a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_SIMULATOR
727c9d89d97SYoichi Yuasa	bool "Cavium Networks Octeon Simulator"
728a86c7f72SDavid Daney	select CEVT_R4K
729a86c7f72SDavid Daney	select 64BIT_PHYS_ADDR
730a86c7f72SDavid Daney	select DMA_COHERENT
731a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
732a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
733773cb77dSRalf Baechle	select SYS_SUPPORTS_HOTPLUG_CPU
7345e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
735465aaed0SDavid Daney	select HOLES_IN_ZONE
736a86c7f72SDavid Daney	help
737a86c7f72SDavid Daney	  The Octeon simulator is software performance model of the Cavium
738a86c7f72SDavid Daney	  Octeon Processor. It supports simulating Octeon processors on x86
739a86c7f72SDavid Daney	  hardware.
740a86c7f72SDavid Daney
741a86c7f72SDavid Daneyconfig CAVIUM_OCTEON_REFERENCE_BOARD
742c9d89d97SYoichi Yuasa	bool "Cavium Networks Octeon reference board"
743a86c7f72SDavid Daney	select CEVT_R4K
744a86c7f72SDavid Daney	select 64BIT_PHYS_ADDR
745a86c7f72SDavid Daney	select DMA_COHERENT
746a86c7f72SDavid Daney	select SYS_SUPPORTS_64BIT_KERNEL
747a86c7f72SDavid Daney	select SYS_SUPPORTS_BIG_ENDIAN
748f65aad41SRalf Baechle	select EDAC_SUPPORT
749773cb77dSRalf Baechle	select SYS_SUPPORTS_HOTPLUG_CPU
750a86c7f72SDavid Daney	select SYS_HAS_EARLY_PRINTK
7515e683389SDavid Daney	select SYS_HAS_CPU_CAVIUM_OCTEON
752a86c7f72SDavid Daney	select SWAP_IO_SPACE
753e8635b48SDavid Daney	select HW_HAS_PCI
754e8635b48SDavid Daney	select ARCH_SUPPORTS_MSI
755f00e001eSDavid Daney	select ZONE_DMA32
756340fbb8bSDavid Daney	select USB_ARCH_HAS_OHCI
757340fbb8bSDavid Daney	select USB_ARCH_HAS_EHCI
758465aaed0SDavid Daney	select HOLES_IN_ZONE
759a86c7f72SDavid Daney	help
760a86c7f72SDavid Daney	  This option supports all of the Octeon reference boards from Cavium
761a86c7f72SDavid Daney	  Networks. It builds a kernel that dynamically determines the Octeon
762a86c7f72SDavid Daney	  CPU type and supports all known board reference implementations.
763a86c7f72SDavid Daney	  Some of the supported boards are:
764a86c7f72SDavid Daney		EBT3000
765a86c7f72SDavid Daney		EBH3000
766a86c7f72SDavid Daney		EBH3100
767a86c7f72SDavid Daney		Thunder
768a86c7f72SDavid Daney		Kodama
769a86c7f72SDavid Daney		Hikari
770a86c7f72SDavid Daney	  Say Y here for most Octeon reference boards.
771a86c7f72SDavid Daney
7727f058e85SJayachandran Cconfig NLM_XLR_BOARD
7737f058e85SJayachandran C	bool "Netlogic XLR/XLS based systems"
7747f058e85SJayachandran C	depends on EXPERIMENTAL
7757f058e85SJayachandran C	select BOOT_ELF32
7767f058e85SJayachandran C	select NLM_COMMON
7777f058e85SJayachandran C	select SYS_HAS_CPU_XLR
7787f058e85SJayachandran C	select SYS_SUPPORTS_SMP
7797f058e85SJayachandran C	select HW_HAS_PCI
7807f058e85SJayachandran C	select SWAP_IO_SPACE
7817f058e85SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
7827f058e85SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
7837f058e85SJayachandran C	select 64BIT_PHYS_ADDR
7847f058e85SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
7857f058e85SJayachandran C	select SYS_SUPPORTS_HIGHMEM
7867f058e85SJayachandran C	select DMA_COHERENT
7877f058e85SJayachandran C	select NR_CPUS_DEFAULT_32
7887f058e85SJayachandran C	select CEVT_R4K
7897f058e85SJayachandran C	select CSRC_R4K
7907f058e85SJayachandran C	select IRQ_CPU
791f32671a8SGanesan Ramalingam	select ARCH_SUPPORTS_MSI
792b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
7937f058e85SJayachandran C	select SYNC_R4K
7947f058e85SJayachandran C	select SYS_HAS_EARLY_PRINTK
795f35574a3SJayachandran C	select USB_ARCH_HAS_OHCI if USB_SUPPORT
796f35574a3SJayachandran C	select USB_ARCH_HAS_EHCI if USB_SUPPORT
7977f058e85SJayachandran C	help
7987f058e85SJayachandran C	  Support for systems based on Netlogic XLR and XLS processors.
7997f058e85SJayachandran C	  Say Y here if you have a XLR or XLS based board.
8007f058e85SJayachandran C
8011c773ea4SJayachandran Cconfig NLM_XLP_BOARD
8021c773ea4SJayachandran C	bool "Netlogic XLP based systems"
8031c773ea4SJayachandran C	depends on EXPERIMENTAL
8041c773ea4SJayachandran C	select BOOT_ELF32
8051c773ea4SJayachandran C	select NLM_COMMON
8061c773ea4SJayachandran C	select SYS_HAS_CPU_XLP
8071c773ea4SJayachandran C	select SYS_SUPPORTS_SMP
8081c773ea4SJayachandran C	select HW_HAS_PCI
8091c773ea4SJayachandran C	select SYS_SUPPORTS_32BIT_KERNEL
8101c773ea4SJayachandran C	select SYS_SUPPORTS_64BIT_KERNEL
8111c773ea4SJayachandran C	select 64BIT_PHYS_ADDR
8121c773ea4SJayachandran C	select SYS_SUPPORTS_BIG_ENDIAN
8131c773ea4SJayachandran C	select SYS_SUPPORTS_LITTLE_ENDIAN
8141c773ea4SJayachandran C	select SYS_SUPPORTS_HIGHMEM
8151c773ea4SJayachandran C	select DMA_COHERENT
8161c773ea4SJayachandran C	select NR_CPUS_DEFAULT_32
8171c773ea4SJayachandran C	select CEVT_R4K
8181c773ea4SJayachandran C	select CSRC_R4K
8191c773ea4SJayachandran C	select IRQ_CPU
820b97215fdSJayachandran C	select ZONE_DMA32 if 64BIT
8211c773ea4SJayachandran C	select SYNC_R4K
8221c773ea4SJayachandran C	select SYS_HAS_EARLY_PRINTK
8232f6528e1SJayachandran C	select USE_OF
8241c773ea4SJayachandran C	help
8251c773ea4SJayachandran C	  This board is based on Netlogic XLP Processor.
8261c773ea4SJayachandran C	  Say Y here if you have a XLP based board.
8271c773ea4SJayachandran C
8281da177e4SLinus Torvaldsendchoice
8291da177e4SLinus Torvalds
830e8c7c482SRalf Baechlesource "arch/mips/alchemy/Kconfig"
831d4a67d9dSGabor Juhossource "arch/mips/ath79/Kconfig"
832a656ffcbSHauke Mehrtenssource "arch/mips/bcm47xx/Kconfig"
833e7300d04SMaxime Bizonsource "arch/mips/bcm63xx/Kconfig"
8345e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
8355ebabe59SLars-Peter Clausensource "arch/mips/jz4740/Kconfig"
8368ec6d935SJohn Crispinsource "arch/mips/lantiq/Kconfig"
8371f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
838*0f3a05cbSRalf Baechlesource "arch/mips/pmcs-msp71xx/Kconfig"
839a3a0f8c8SDavid VomLehnsource "arch/mips/powertv/Kconfig"
84029c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
84138b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
84222b1d707SAtsushi Nemotosource "arch/mips/txx9/Kconfig"
8435e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
844a86c7f72SDavid Daneysource "arch/mips/cavium-octeon/Kconfig"
84585749d24SWu Zhangjinsource "arch/mips/loongson/Kconfig"
846ca585cf9SKelvin Cheungsource "arch/mips/loongson1/Kconfig"
8477f058e85SJayachandran Csource "arch/mips/netlogic/Kconfig"
84838b18f72SRalf Baechle
8495e83d430SRalf Baechleendmenu
8505e83d430SRalf Baechle
8511da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
8521da177e4SLinus Torvalds	bool
8531da177e4SLinus Torvalds	default y
8541da177e4SLinus Torvalds
8551da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
8561da177e4SLinus Torvalds	bool
8571da177e4SLinus Torvalds
858f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
859f0d1b0b3SDavid Howells	bool
860f0d1b0b3SDavid Howells	default n
861f0d1b0b3SDavid Howells
862f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
863f0d1b0b3SDavid Howells	bool
864f0d1b0b3SDavid Howells	default n
865f0d1b0b3SDavid Howells
8663c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
8673c9ee7efSAkinobu Mita	bool
8683c9ee7efSAkinobu Mita	default y
8693c9ee7efSAkinobu Mita
8701da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
8711da177e4SLinus Torvalds	bool
8721da177e4SLinus Torvalds	default y
8731da177e4SLinus Torvalds
874ae1e9130SIngo Molnarconfig SCHED_OMIT_FRAME_POINTER
8751cc89038SAtsushi Nemoto	bool
8761cc89038SAtsushi Nemoto	default y
8771cc89038SAtsushi Nemoto
8781da177e4SLinus Torvalds#
8791da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
8801da177e4SLinus Torvalds#
8810e2794b0SRalf Baechleconfig FW_ARC
8821da177e4SLinus Torvalds	bool
8831da177e4SLinus Torvalds
88461ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
88561ed242dSRalf Baechle	bool
88661ed242dSRalf Baechle
8879267a30dSMarc St-Jeanconfig BOOT_RAW
8889267a30dSMarc St-Jean	bool
8899267a30dSMarc St-Jean
890217dd11eSRalf Baechleconfig CEVT_BCM1480
891217dd11eSRalf Baechle	bool
892217dd11eSRalf Baechle
8936457d9fcSYoichi Yuasaconfig CEVT_DS1287
8946457d9fcSYoichi Yuasa	bool
8956457d9fcSYoichi Yuasa
8961097c6acSYoichi Yuasaconfig CEVT_GT641XX
8971097c6acSYoichi Yuasa	bool
8981097c6acSYoichi Yuasa
89942f77542SRalf Baechleconfig CEVT_R4K
90042f77542SRalf Baechle	bool
90142f77542SRalf Baechle
902217dd11eSRalf Baechleconfig CEVT_SB1250
903217dd11eSRalf Baechle	bool
904217dd11eSRalf Baechle
905229f773eSAtsushi Nemotoconfig CEVT_TXX9
906229f773eSAtsushi Nemoto	bool
907229f773eSAtsushi Nemoto
908217dd11eSRalf Baechleconfig CSRC_BCM1480
909217dd11eSRalf Baechle	bool
910217dd11eSRalf Baechle
9114247417dSYoichi Yuasaconfig CSRC_IOASIC
9124247417dSYoichi Yuasa	bool
9134247417dSYoichi Yuasa
914a3a0f8c8SDavid VomLehnconfig CSRC_POWERTV
915a3a0f8c8SDavid VomLehn	bool
916a3a0f8c8SDavid VomLehn
917940f6b48SRalf Baechleconfig CSRC_R4K
918940f6b48SRalf Baechle	bool
919940f6b48SRalf Baechle
920217dd11eSRalf Baechleconfig CSRC_SB1250
921217dd11eSRalf Baechle	bool
922217dd11eSRalf Baechle
923a9aec7feSAtsushi Nemotoconfig GPIO_TXX9
924a9aec7feSAtsushi Nemoto	select GENERIC_GPIO
9257444a72eSMichael Buesch	select ARCH_REQUIRE_GPIOLIB
926a9aec7feSAtsushi Nemoto	bool
927a9aec7feSAtsushi Nemoto
9280e2794b0SRalf Baechleconfig FW_CFE
929df78b5c8SAurelien Jarno	bool
930df78b5c8SAurelien Jarno
9314bafad92SFUJITA Tomonoriconfig ARCH_DMA_ADDR_T_64BIT
9324bafad92SFUJITA Tomonori	def_bool (HIGHMEM && 64BIT_PHYS_ADDR) || 64BIT
9334bafad92SFUJITA Tomonori
9341da177e4SLinus Torvaldsconfig DMA_COHERENT
9351da177e4SLinus Torvalds	bool
9361da177e4SLinus Torvalds
9371da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
9381da177e4SLinus Torvalds	bool
939e1e02b32SFUJITA Tomonori	select NEED_DMA_MAP_STATE
9404ce588cdSRalf Baechle
941e1e02b32SFUJITA Tomonoriconfig NEED_DMA_MAP_STATE
9424ce588cdSRalf Baechle	bool
9431da177e4SLinus Torvalds
94436a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
9451da177e4SLinus Torvalds	bool
9461da177e4SLinus Torvalds
947dbb74540SRalf Baechleconfig HOTPLUG_CPU
9481b2bc75cSRalf Baechle	bool "Support for hot-pluggable CPUs"
9491b2bc75cSRalf Baechle	depends on SMP && HOTPLUG && SYS_SUPPORTS_HOTPLUG_CPU
9501b2bc75cSRalf Baechle	help
9511b2bc75cSRalf Baechle	  Say Y here to allow turning CPUs off and on. CPUs can be
9521b2bc75cSRalf Baechle	  controlled through /sys/devices/system/cpu.
9531b2bc75cSRalf Baechle	  (Note: power management support will enable this option
9541b2bc75cSRalf Baechle	    automatically on SMP systems. )
9551b2bc75cSRalf Baechle	  Say N if you want to disable CPU hotplug.
9561b2bc75cSRalf Baechle
9571b2bc75cSRalf Baechleconfig SYS_SUPPORTS_HOTPLUG_CPU
958dbb74540SRalf Baechle	bool
959dbb74540SRalf Baechle
9601da177e4SLinus Torvaldsconfig I8259
9611da177e4SLinus Torvalds	bool
9621da177e4SLinus Torvalds
9631da177e4SLinus Torvaldsconfig MIPS_BONITO64
9641da177e4SLinus Torvalds	bool
9651da177e4SLinus Torvalds
9661da177e4SLinus Torvaldsconfig MIPS_MSC
9671da177e4SLinus Torvalds	bool
9681da177e4SLinus Torvalds
9691f21d2bdSBrian Murphyconfig MIPS_NILE4
9701f21d2bdSBrian Murphy	bool
9711f21d2bdSBrian Murphy
9721da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE
9731da177e4SLinus Torvalds	bool
9741da177e4SLinus Torvalds
97539b8d525SRalf Baechleconfig SYNC_R4K
97639b8d525SRalf Baechle	bool
97739b8d525SRalf Baechle
978487d70d0SGabor Juhosconfig MIPS_MACHINE
979487d70d0SGabor Juhos	def_bool n
980487d70d0SGabor Juhos
981d388d685SMaciej W. Rozyckiconfig NO_IOPORT
982d388d685SMaciej W. Rozycki	def_bool n
983d388d685SMaciej W. Rozycki
9848313da30SRalf Baechleconfig GENERIC_ISA_DMA
9858313da30SRalf Baechle	bool
9868313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
987a35bee8aSNamhyung Kim	select ISA_DMA_API
9888313da30SRalf Baechle
989aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
990aa414dffSRalf Baechle	bool
9918313da30SRalf Baechle	select GENERIC_ISA_DMA
992aa414dffSRalf Baechle
993a35bee8aSNamhyung Kimconfig ISA_DMA_API
994a35bee8aSNamhyung Kim	bool
995a35bee8aSNamhyung Kim
99609663335SYoichi Yuasaconfig GENERIC_GPIO
99709663335SYoichi Yuasa	bool
99809663335SYoichi Yuasa
999465aaed0SDavid Daneyconfig HOLES_IN_ZONE
1000465aaed0SDavid Daney	bool
1001465aaed0SDavid Daney
10025e83d430SRalf Baechle#
10036b2aac42SMasanari Iida# Endianness selection.  Sufficiently obscure so many users don't know what to
10045e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
10055e83d430SRalf Baechle# choice statement should be more obvious to the user.
10065e83d430SRalf Baechle#
10075e83d430SRalf Baechlechoice
10086b2aac42SMasanari Iida	prompt "Endianness selection"
10091da177e4SLinus Torvalds	help
10101da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
10115e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
10123cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
10135e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
10143dde6ad8SDavid Sterba	  one or the other endianness.
10155e83d430SRalf Baechle
10165e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
10175e83d430SRalf Baechle	bool "Big endian"
10185e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
10195e83d430SRalf Baechle
10205e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
10215e83d430SRalf Baechle	bool "Little endian"
10225e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
10235e83d430SRalf Baechle	help
10245e83d430SRalf Baechle
10255e83d430SRalf Baechleendchoice
10265e83d430SRalf Baechle
102722b0763aSDavid Daneyconfig EXPORT_UASM
102822b0763aSDavid Daney	bool
102922b0763aSDavid Daney
10302116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
10312116245eSRalf Baechle	bool
10322116245eSRalf Baechle
10335e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
10345e83d430SRalf Baechle	bool
10355e83d430SRalf Baechle
10365e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
10375e83d430SRalf Baechle	bool
10381da177e4SLinus Torvalds
10399cffd154SDavid Daneyconfig SYS_SUPPORTS_HUGETLBFS
10409cffd154SDavid Daney	bool
10419cffd154SDavid Daney	depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
10429cffd154SDavid Daney	default y
10439cffd154SDavid Daney
1044aa1762f4SDavid Daneyconfig MIPS_HUGE_TLB_SUPPORT
1045aa1762f4SDavid Daney	def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
1046aa1762f4SDavid Daney
10471da177e4SLinus Torvaldsconfig IRQ_CPU
10481da177e4SLinus Torvalds	bool
10491da177e4SLinus Torvalds
10501da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
10511da177e4SLinus Torvalds	bool
10521da177e4SLinus Torvalds
10539267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
10549267a30dSMarc St-Jean	bool
10559267a30dSMarc St-Jean
10569267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
10579267a30dSMarc St-Jean	bool
10589267a30dSMarc St-Jean
10598420fd00SAtsushi Nemotoconfig IRQ_TXX9
10608420fd00SAtsushi Nemoto	bool
10618420fd00SAtsushi Nemoto
1062d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
1063d5ab1a69SYoichi Yuasa	bool
1064d5ab1a69SYoichi Yuasa
106539b8d525SRalf Baechleconfig IRQ_GIC
106639b8d525SRalf Baechle	bool
106739b8d525SRalf Baechle
10681da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN
10691da177e4SLinus Torvalds	bool
10701da177e4SLinus Torvalds
1071252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
10721da177e4SLinus Torvalds	bool
10731da177e4SLinus Torvalds
10749267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
10759267a30dSMarc St-Jean	bool
10769267a30dSMarc St-Jean
1077a83860c2SRalf Baechleconfig SOC_EMMA2RH
1078a83860c2SRalf Baechle	bool
1079a83860c2SRalf Baechle	select CEVT_R4K
1080a83860c2SRalf Baechle	select CSRC_R4K
1081a83860c2SRalf Baechle	select DMA_NONCOHERENT
1082a83860c2SRalf Baechle	select IRQ_CPU
1083a83860c2SRalf Baechle	select SWAP_IO_SPACE
1084a83860c2SRalf Baechle	select SYS_HAS_CPU_R5500
1085a83860c2SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1086a83860c2SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
1087a83860c2SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
1088a83860c2SRalf Baechle
1089edb6310aSDaniel Lairdconfig SOC_PNX833X
1090edb6310aSDaniel Laird	bool
1091edb6310aSDaniel Laird	select CEVT_R4K
1092edb6310aSDaniel Laird	select CSRC_R4K
1093edb6310aSDaniel Laird	select IRQ_CPU
1094edb6310aSDaniel Laird	select DMA_NONCOHERENT
1095edb6310aSDaniel Laird	select SYS_HAS_CPU_MIPS32_R2
1096edb6310aSDaniel Laird	select SYS_SUPPORTS_32BIT_KERNEL
1097edb6310aSDaniel Laird	select SYS_SUPPORTS_LITTLE_ENDIAN
1098edb6310aSDaniel Laird	select SYS_SUPPORTS_BIG_ENDIAN
1099edb6310aSDaniel Laird	select GENERIC_GPIO
1100edb6310aSDaniel Laird	select CPU_MIPSR2_IRQ_VI
1101edb6310aSDaniel Laird
1102edb6310aSDaniel Lairdconfig SOC_PNX8335
1103edb6310aSDaniel Laird	bool
1104edb6310aSDaniel Laird	select SOC_PNX833X
1105edb6310aSDaniel Laird
11061da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
11071da177e4SLinus Torvalds	bool
11081da177e4SLinus Torvalds
1109e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
1110e2defae5SThomas Bogendoerfer	bool
1111e2defae5SThomas Bogendoerfer
11125b438c44SThomas Bogendoerferconfig SGI_HAS_HAL2
11135b438c44SThomas Bogendoerfer	bool
11145b438c44SThomas Bogendoerfer
1115e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
1116e2defae5SThomas Bogendoerfer	bool
1117e2defae5SThomas Bogendoerfer
1118e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
1119e2defae5SThomas Bogendoerfer	bool
1120e2defae5SThomas Bogendoerfer
1121e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
1122e2defae5SThomas Bogendoerfer	bool
1123e2defae5SThomas Bogendoerfer
1124e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
1125e2defae5SThomas Bogendoerfer	bool
1126e2defae5SThomas Bogendoerfer
1127e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1128e2defae5SThomas Bogendoerfer	bool
1129e2defae5SThomas Bogendoerfer
11300e2794b0SRalf Baechleconfig FW_ARC32
11315e83d430SRalf Baechle	bool
11325e83d430SRalf Baechle
1133231a35d3SThomas Bogendoerferconfig SNIPROM
1134231a35d3SThomas Bogendoerfer	bool
1135231a35d3SThomas Bogendoerfer
11361da177e4SLinus Torvaldsconfig BOOT_ELF32
11371da177e4SLinus Torvalds	bool
11381da177e4SLinus Torvalds
11391da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
11401da177e4SLinus Torvalds	int
1141c7088755SRalf Baechle	default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL
11420db2b74eSRalf Baechle	default "6" if MIPS_CPU_SCACHE
1143a86c7f72SDavid Daney	default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
11441da177e4SLinus Torvalds	default "5"
11451da177e4SLinus Torvalds
11461da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
11471da177e4SLinus Torvalds	bool
11481da177e4SLinus Torvalds
11491da177e4SLinus Torvaldsconfig ARC_CONSOLE
11501da177e4SLinus Torvalds	bool "ARC console support"
1151e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
11521da177e4SLinus Torvalds
11531da177e4SLinus Torvaldsconfig ARC_MEMORY
11541da177e4SLinus Torvalds	bool
115514b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
11561da177e4SLinus Torvalds	default y
11571da177e4SLinus Torvalds
11581da177e4SLinus Torvaldsconfig ARC_PROMLIB
11591da177e4SLinus Torvalds	bool
1160e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
11611da177e4SLinus Torvalds	default y
11621da177e4SLinus Torvalds
11630e2794b0SRalf Baechleconfig FW_ARC64
11641da177e4SLinus Torvalds	bool
11651da177e4SLinus Torvalds
11661da177e4SLinus Torvaldsconfig BOOT_ELF64
11671da177e4SLinus Torvalds	bool
11681da177e4SLinus Torvalds
11691da177e4SLinus Torvaldsmenu "CPU selection"
11701da177e4SLinus Torvalds
11711da177e4SLinus Torvaldschoice
11721da177e4SLinus Torvalds	prompt "CPU type"
11731da177e4SLinus Torvalds	default CPU_R4X00
11741da177e4SLinus Torvalds
11753702bba5SWu Zhangjinconfig CPU_LOONGSON2E
11763702bba5SWu Zhangjin	bool "Loongson 2E"
11773702bba5SWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2E
11783702bba5SWu Zhangjin	select CPU_LOONGSON2
11792a21c730SFuxin Zhang	help
11802a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
11812a21c730SFuxin Zhang	  with many extensions.
11822a21c730SFuxin Zhang
118325985edcSLucas De Marchi	  It has an internal FPGA northbridge, which is compatible to
11846f7a251aSWu Zhangjin	  bonito64.
11856f7a251aSWu Zhangjin
11866f7a251aSWu Zhangjinconfig CPU_LOONGSON2F
11876f7a251aSWu Zhangjin	bool "Loongson 2F"
11886f7a251aSWu Zhangjin	depends on SYS_HAS_CPU_LOONGSON2F
11896f7a251aSWu Zhangjin	select CPU_LOONGSON2
1190c197da91SArnaud Patard	select GENERIC_GPIO
1191c197da91SArnaud Patard	select ARCH_REQUIRE_GPIOLIB
11926f7a251aSWu Zhangjin	help
11936f7a251aSWu Zhangjin	  The Loongson 2F processor implements the MIPS III instruction set
11946f7a251aSWu Zhangjin	  with many extensions.
11956f7a251aSWu Zhangjin
11966f7a251aSWu Zhangjin	  Loongson2F have built-in DDR2 and PCIX controller. The PCIX controller
11976f7a251aSWu Zhangjin	  have a similar programming interface with FPGA northbridge used in
11986f7a251aSWu Zhangjin	  Loongson2E.
11996f7a251aSWu Zhangjin
1200ca585cf9SKelvin Cheungconfig CPU_LOONGSON1B
1201ca585cf9SKelvin Cheung	bool "Loongson 1B"
1202ca585cf9SKelvin Cheung	depends on SYS_HAS_CPU_LOONGSON1B
1203ca585cf9SKelvin Cheung	select CPU_LOONGSON1
1204ca585cf9SKelvin Cheung	help
1205ca585cf9SKelvin Cheung	  The Loongson 1B is a 32-bit SoC, which implements the MIPS32
1206ca585cf9SKelvin Cheung	  release 2 instruction set.
1207ca585cf9SKelvin Cheung
12086e760c8dSRalf Baechleconfig CPU_MIPS32_R1
12096e760c8dSRalf Baechle	bool "MIPS32 Release 1"
12107cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
12116e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1212797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1213ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12146e760c8dSRalf Baechle	help
12155e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
12161e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
12171e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
12181e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
12191e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
12201e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
12211e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
12221e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
12231e5f1caaSRalf Baechle	  performance.
12241e5f1caaSRalf Baechle
12251e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
12261e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
12277cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
12281e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1229797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1230ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12311e5f1caaSRalf Baechle	help
12325e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
12336e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
12346e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
12356e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
12366e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
12371da177e4SLinus Torvalds
12386e760c8dSRalf Baechleconfig CPU_MIPS64_R1
12396e760c8dSRalf Baechle	bool "MIPS64 Release 1"
12407cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1241797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1242ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1243ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1244ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12459cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
12466e760c8dSRalf Baechle	help
12476e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
12486e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
12496e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
12506e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
12516e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
12521e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
12531e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
12541e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
12551e5f1caaSRalf Baechle	  performance.
12561e5f1caaSRalf Baechle
12571e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
12581e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
12597cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1260797798c1SRalf Baechle	select CPU_HAS_PREFETCH
12611e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
12621e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1263ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12649cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
12651e5f1caaSRalf Baechle	help
12661e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
12671e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
12681e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
12691e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
12701e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
12711da177e4SLinus Torvalds
12721da177e4SLinus Torvaldsconfig CPU_R3000
12731da177e4SLinus Torvalds	bool "R3000"
12747cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1275f7062ddbSRalf Baechle	select CPU_HAS_WB
1276ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1277797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12781da177e4SLinus Torvalds	help
12791da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
12801da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
12811da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
12821da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
12831da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
12841da177e4SLinus Torvalds	  try to recompile with R3000.
12851da177e4SLinus Torvalds
12861da177e4SLinus Torvaldsconfig CPU_TX39XX
12871da177e4SLinus Torvalds	bool "R39XX"
12887cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1289ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
12901da177e4SLinus Torvalds
12911da177e4SLinus Torvaldsconfig CPU_VR41XX
12921da177e4SLinus Torvalds	bool "R41xx"
12937cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1294ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1295ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
12961da177e4SLinus Torvalds	help
12975e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
12981da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
12991da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
13001da177e4SLinus Torvalds	  processor or vice versa.
13011da177e4SLinus Torvalds
13021da177e4SLinus Torvaldsconfig CPU_R4300
13031da177e4SLinus Torvalds	bool "R4300"
13047cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1305ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1306ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13071da177e4SLinus Torvalds	help
13081da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
13091da177e4SLinus Torvalds
13101da177e4SLinus Torvaldsconfig CPU_R4X00
13111da177e4SLinus Torvalds	bool "R4x00"
13127cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1313ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1314ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1315970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13161da177e4SLinus Torvalds	help
13171da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
13181da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
13191da177e4SLinus Torvalds
13201da177e4SLinus Torvaldsconfig CPU_TX49XX
13211da177e4SLinus Torvalds	bool "R49XX"
13227cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1323de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1324ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1325ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1326970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13271da177e4SLinus Torvalds
13281da177e4SLinus Torvaldsconfig CPU_R5000
13291da177e4SLinus Torvalds	bool "R5000"
13307cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1331ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1332ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1333970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13341da177e4SLinus Torvalds	help
13351da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
13361da177e4SLinus Torvalds
13371da177e4SLinus Torvaldsconfig CPU_R5432
13381da177e4SLinus Torvalds	bool "R5432"
13397cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
13405e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
13415e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1342970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13431da177e4SLinus Torvalds
1344542c1020SShinya Kuribayashiconfig CPU_R5500
1345542c1020SShinya Kuribayashi	bool "R5500"
1346542c1020SShinya Kuribayashi	depends on SYS_HAS_CPU_R5500
1347542c1020SShinya Kuribayashi	select CPU_SUPPORTS_32BIT_KERNEL
1348542c1020SShinya Kuribayashi	select CPU_SUPPORTS_64BIT_KERNEL
13499cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
1350542c1020SShinya Kuribayashi	help
1351542c1020SShinya Kuribayashi	  NEC VR5500 and VR5500A series processors implement 64-bit MIPS IV
1352542c1020SShinya Kuribayashi	  instruction set.
1353542c1020SShinya Kuribayashi
13541da177e4SLinus Torvaldsconfig CPU_R6000
13551da177e4SLinus Torvalds	bool "R6000"
1356ed5ba2fbSYoichi Yuasa	depends on EXPERIMENTAL
13577cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1358ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
13591da177e4SLinus Torvalds	help
13601da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1361c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
13621da177e4SLinus Torvalds
13631da177e4SLinus Torvaldsconfig CPU_NEVADA
13641da177e4SLinus Torvalds	bool "RM52xx"
13657cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1366ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1367ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1368970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13691da177e4SLinus Torvalds	help
13701da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
13711da177e4SLinus Torvalds
13721da177e4SLinus Torvaldsconfig CPU_R8000
13731da177e4SLinus Torvalds	bool "R8000"
1374ed5ba2fbSYoichi Yuasa	depends on EXPERIMENTAL
13757cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
13765e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1377ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
13781da177e4SLinus Torvalds	help
13791da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
13801da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
13811da177e4SLinus Torvalds
13821da177e4SLinus Torvaldsconfig CPU_R10000
13831da177e4SLinus Torvalds	bool "R10000"
13847cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
13855e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1386ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1387ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1388797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1389970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
13901da177e4SLinus Torvalds	help
13911da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
13921da177e4SLinus Torvalds
13931da177e4SLinus Torvaldsconfig CPU_RM7000
13941da177e4SLinus Torvalds	bool "RM7000"
13957cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
13965e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1397ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1398ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1399797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1400970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14011da177e4SLinus Torvalds
14021da177e4SLinus Torvaldsconfig CPU_SB1
14031da177e4SLinus Torvalds	bool "SB1"
14047cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1405ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1406ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1407797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
1408970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14090004a9dfSRalf Baechle	select WEAK_ORDERING
14101da177e4SLinus Torvalds
1411a86c7f72SDavid Daneyconfig CPU_CAVIUM_OCTEON
1412a86c7f72SDavid Daney	bool "Cavium Octeon processor"
14135e683389SDavid Daney	depends on SYS_HAS_CPU_CAVIUM_OCTEON
14147ee91de4SYoichi Yuasa	select ARCH_SPARSEMEM_ENABLE
1415a86c7f72SDavid Daney	select CPU_HAS_PREFETCH
1416a86c7f72SDavid Daney	select CPU_SUPPORTS_64BIT_KERNEL
1417a86c7f72SDavid Daney	select SYS_SUPPORTS_SMP
1418a86c7f72SDavid Daney	select NR_CPUS_DEFAULT_16
1419a86c7f72SDavid Daney	select WEAK_ORDERING
1420a86c7f72SDavid Daney	select CPU_SUPPORTS_HIGHMEM
14219cffd154SDavid Daney	select CPU_SUPPORTS_HUGEPAGES
14227ed18152SDavid Daney	select LIBFDT
14237ed18152SDavid Daney	select USE_OF
1424a86c7f72SDavid Daney	help
1425a86c7f72SDavid Daney	  The Cavium Octeon processor is a highly integrated chip containing
1426a86c7f72SDavid Daney	  many ethernet hardware widgets for networking tasks. The processor
1427a86c7f72SDavid Daney	  can have up to 16 Mips64v2 cores and 8 integrated gigabit ethernets.
1428a86c7f72SDavid Daney	  Full details can be found at http://www.caviumnetworks.com.
1429a86c7f72SDavid Daney
1430c1c0c461SKevin Cernekeeconfig CPU_BMIPS3300
1431c1c0c461SKevin Cernekee	bool "BMIPS3300"
1432c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS3300
14331bbb6c1bSKevin Cernekee	select CPU_BMIPS
1434c1c0c461SKevin Cernekee	help
1435c1c0c461SKevin Cernekee	  Broadcom BMIPS3300 processors.
1436c1c0c461SKevin Cernekee
1437c1c0c461SKevin Cernekeeconfig CPU_BMIPS4350
1438c1c0c461SKevin Cernekee	bool "BMIPS4350"
1439c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS4350
14401bbb6c1bSKevin Cernekee	select CPU_BMIPS
1441c1c0c461SKevin Cernekee	select SYS_SUPPORTS_SMP
1442c1c0c461SKevin Cernekee	select SYS_SUPPORTS_HOTPLUG_CPU
1443c1c0c461SKevin Cernekee	help
1444c1c0c461SKevin Cernekee	  Broadcom BMIPS4350 ("VIPER") processors.
1445c1c0c461SKevin Cernekee
1446c1c0c461SKevin Cernekeeconfig CPU_BMIPS4380
1447c1c0c461SKevin Cernekee	bool "BMIPS4380"
1448c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS4380
14491bbb6c1bSKevin Cernekee	select CPU_BMIPS
1450c1c0c461SKevin Cernekee	select SYS_SUPPORTS_SMP
1451c1c0c461SKevin Cernekee	select SYS_SUPPORTS_HOTPLUG_CPU
1452c1c0c461SKevin Cernekee	help
1453c1c0c461SKevin Cernekee	  Broadcom BMIPS4380 processors.
1454c1c0c461SKevin Cernekee
1455c1c0c461SKevin Cernekeeconfig CPU_BMIPS5000
1456c1c0c461SKevin Cernekee	bool "BMIPS5000"
1457c1c0c461SKevin Cernekee	depends on SYS_HAS_CPU_BMIPS5000
14581bbb6c1bSKevin Cernekee	select CPU_BMIPS
1459c1c0c461SKevin Cernekee	select CPU_SUPPORTS_HIGHMEM
14601bbb6c1bSKevin Cernekee	select MIPS_CPU_SCACHE
1461c1c0c461SKevin Cernekee	select SYS_SUPPORTS_SMP
1462c1c0c461SKevin Cernekee	select SYS_SUPPORTS_HOTPLUG_CPU
1463c1c0c461SKevin Cernekee	help
1464c1c0c461SKevin Cernekee	  Broadcom BMIPS5000 processors.
1465c1c0c461SKevin Cernekee
14667f058e85SJayachandran Cconfig CPU_XLR
14677f058e85SJayachandran C	bool "Netlogic XLR SoC"
14687f058e85SJayachandran C	depends on SYS_HAS_CPU_XLR
14697f058e85SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
14707f058e85SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
14717f058e85SJayachandran C	select CPU_SUPPORTS_HIGHMEM
1472970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
14737f058e85SJayachandran C	select WEAK_ORDERING
14747f058e85SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
14757f058e85SJayachandran C	help
14767f058e85SJayachandran C	  Netlogic Microsystems XLR/XLS processors.
14771c773ea4SJayachandran C
14781c773ea4SJayachandran Cconfig CPU_XLP
14791c773ea4SJayachandran C	bool "Netlogic XLP SoC"
14801c773ea4SJayachandran C	depends on SYS_HAS_CPU_XLP
14811c773ea4SJayachandran C	select CPU_SUPPORTS_32BIT_KERNEL
14821c773ea4SJayachandran C	select CPU_SUPPORTS_64BIT_KERNEL
14831c773ea4SJayachandran C	select CPU_SUPPORTS_HIGHMEM
14841c773ea4SJayachandran C	select CPU_HAS_LLSC
14851c773ea4SJayachandran C	select WEAK_ORDERING
14861c773ea4SJayachandran C	select WEAK_REORDERING_BEYOND_LLSC
14871c773ea4SJayachandran C	select CPU_HAS_PREFETCH
1488d6504846SJayachandran C	select CPU_MIPSR2
14891c773ea4SJayachandran C	help
14901c773ea4SJayachandran C	  Netlogic Microsystems XLP processors.
14911da177e4SLinus Torvaldsendchoice
14921da177e4SLinus Torvalds
1493622844bfSWu Zhangjinif CPU_LOONGSON2F
1494622844bfSWu Zhangjinconfig CPU_NOP_WORKAROUNDS
1495622844bfSWu Zhangjin	bool
1496622844bfSWu Zhangjin
1497622844bfSWu Zhangjinconfig CPU_JUMP_WORKAROUNDS
1498622844bfSWu Zhangjin	bool
1499622844bfSWu Zhangjin
1500622844bfSWu Zhangjinconfig CPU_LOONGSON2F_WORKAROUNDS
1501622844bfSWu Zhangjin	bool "Loongson 2F Workarounds"
1502622844bfSWu Zhangjin	default y
1503622844bfSWu Zhangjin	select CPU_NOP_WORKAROUNDS
1504622844bfSWu Zhangjin	select CPU_JUMP_WORKAROUNDS
1505622844bfSWu Zhangjin	help
1506622844bfSWu Zhangjin	  Loongson 2F01 / 2F02 processors have the NOP & JUMP issues which
1507622844bfSWu Zhangjin	  require workarounds.  Without workarounds the system may hang
1508622844bfSWu Zhangjin	  unexpectedly.  For more information please refer to the gas
1509622844bfSWu Zhangjin	  -mfix-loongson2f-nop and -mfix-loongson2f-jump options.
1510622844bfSWu Zhangjin
1511622844bfSWu Zhangjin	  Loongson 2F03 and later have fixed these issues and no workarounds
1512622844bfSWu Zhangjin	  are needed.  The workarounds have no significant side effect on them
1513622844bfSWu Zhangjin	  but may decrease the performance of the system so this option should
1514622844bfSWu Zhangjin	  be disabled unless the kernel is intended to be run on 2F01 or 2F02
1515622844bfSWu Zhangjin	  systems.
1516622844bfSWu Zhangjin
1517622844bfSWu Zhangjin	  If unsure, please say Y.
1518622844bfSWu Zhangjinendif # CPU_LOONGSON2F
1519622844bfSWu Zhangjin
15201b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT
15211b93b3c3SWu Zhangjin	bool
15221b93b3c3SWu Zhangjin	select HAVE_KERNEL_GZIP
15231b93b3c3SWu Zhangjin	select HAVE_KERNEL_BZIP2
15241b93b3c3SWu Zhangjin	select HAVE_KERNEL_LZMA
1525fe1d45e0SWu Zhangjin	select HAVE_KERNEL_LZO
15261b93b3c3SWu Zhangjin
15271b93b3c3SWu Zhangjinconfig SYS_SUPPORTS_ZBOOT_UART16550
15281b93b3c3SWu Zhangjin	bool
15291b93b3c3SWu Zhangjin	select SYS_SUPPORTS_ZBOOT
15301b93b3c3SWu Zhangjin
15313702bba5SWu Zhangjinconfig CPU_LOONGSON2
15323702bba5SWu Zhangjin	bool
15333702bba5SWu Zhangjin	select CPU_SUPPORTS_32BIT_KERNEL
15343702bba5SWu Zhangjin	select CPU_SUPPORTS_64BIT_KERNEL
15353702bba5SWu Zhangjin	select CPU_SUPPORTS_HIGHMEM
1536970d032fSRalf Baechle	select CPU_SUPPORTS_HUGEPAGES
15373702bba5SWu Zhangjin
1538ca585cf9SKelvin Cheungconfig CPU_LOONGSON1
1539ca585cf9SKelvin Cheung	bool
1540ca585cf9SKelvin Cheung	select CPU_MIPS32
1541ca585cf9SKelvin Cheung	select CPU_MIPSR2
1542ca585cf9SKelvin Cheung	select CPU_HAS_PREFETCH
1543ca585cf9SKelvin Cheung	select CPU_SUPPORTS_32BIT_KERNEL
1544ca585cf9SKelvin Cheung	select CPU_SUPPORTS_HIGHMEM
1545ca585cf9SKelvin Cheung
15461bbb6c1bSKevin Cernekeeconfig CPU_BMIPS
15471bbb6c1bSKevin Cernekee	bool
15481bbb6c1bSKevin Cernekee	select CPU_MIPS32
15491bbb6c1bSKevin Cernekee	select CPU_SUPPORTS_32BIT_KERNEL
15501bbb6c1bSKevin Cernekee	select DMA_NONCOHERENT
15511bbb6c1bSKevin Cernekee	select IRQ_CPU
15521bbb6c1bSKevin Cernekee	select SWAP_IO_SPACE
15531bbb6c1bSKevin Cernekee	select WEAK_ORDERING
15541bbb6c1bSKevin Cernekee
15553702bba5SWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2E
15562a21c730SFuxin Zhang	bool
15572a21c730SFuxin Zhang
15586f7a251aSWu Zhangjinconfig SYS_HAS_CPU_LOONGSON2F
15596f7a251aSWu Zhangjin	bool
156055045ff5SWu Zhangjin	select CPU_SUPPORTS_CPUFREQ
156155045ff5SWu Zhangjin	select CPU_SUPPORTS_ADDRWINCFG if 64BIT
156222f1fdfdSWu Zhangjin	select CPU_SUPPORTS_UNCACHED_ACCELERATED
15636f7a251aSWu Zhangjin
1564ca585cf9SKelvin Cheungconfig SYS_HAS_CPU_LOONGSON1B
1565ca585cf9SKelvin Cheung	bool
1566ca585cf9SKelvin Cheung
15677cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
15687cf8053bSRalf Baechle	bool
15697cf8053bSRalf Baechle
15707cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
15717cf8053bSRalf Baechle	bool
15727cf8053bSRalf Baechle
15737cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
15747cf8053bSRalf Baechle	bool
15757cf8053bSRalf Baechle
15767cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
15777cf8053bSRalf Baechle	bool
15787cf8053bSRalf Baechle
15797cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
15807cf8053bSRalf Baechle	bool
15817cf8053bSRalf Baechle
15827cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
15837cf8053bSRalf Baechle	bool
15847cf8053bSRalf Baechle
15857cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
15867cf8053bSRalf Baechle	bool
15877cf8053bSRalf Baechle
15887cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
15897cf8053bSRalf Baechle	bool
15907cf8053bSRalf Baechle
15917cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
15927cf8053bSRalf Baechle	bool
15937cf8053bSRalf Baechle
15947cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
15957cf8053bSRalf Baechle	bool
15967cf8053bSRalf Baechle
15977cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
15987cf8053bSRalf Baechle	bool
15997cf8053bSRalf Baechle
16007cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
16017cf8053bSRalf Baechle	bool
16027cf8053bSRalf Baechle
1603542c1020SShinya Kuribayashiconfig SYS_HAS_CPU_R5500
1604542c1020SShinya Kuribayashi	bool
1605542c1020SShinya Kuribayashi
16067cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
16077cf8053bSRalf Baechle	bool
16087cf8053bSRalf Baechle
16097cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
16107cf8053bSRalf Baechle	bool
16117cf8053bSRalf Baechle
16127cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
16137cf8053bSRalf Baechle	bool
16147cf8053bSRalf Baechle
16157cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
16167cf8053bSRalf Baechle	bool
16177cf8053bSRalf Baechle
16187cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
16197cf8053bSRalf Baechle	bool
16207cf8053bSRalf Baechle
16217cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
16227cf8053bSRalf Baechle	bool
16237cf8053bSRalf Baechle
16245e683389SDavid Daneyconfig SYS_HAS_CPU_CAVIUM_OCTEON
16255e683389SDavid Daney	bool
16265e683389SDavid Daney
1627c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS3300
1628c1c0c461SKevin Cernekee	bool
1629c1c0c461SKevin Cernekee
1630c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4350
1631c1c0c461SKevin Cernekee	bool
1632c1c0c461SKevin Cernekee
1633c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS4380
1634c1c0c461SKevin Cernekee	bool
1635c1c0c461SKevin Cernekee
1636c1c0c461SKevin Cernekeeconfig SYS_HAS_CPU_BMIPS5000
1637c1c0c461SKevin Cernekee	bool
1638c1c0c461SKevin Cernekee
16397f058e85SJayachandran Cconfig SYS_HAS_CPU_XLR
16407f058e85SJayachandran C	bool
16417f058e85SJayachandran C
16421c773ea4SJayachandran Cconfig SYS_HAS_CPU_XLP
16431c773ea4SJayachandran C	bool
16441c773ea4SJayachandran C
164517099b11SRalf Baechle#
164617099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
164717099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
164817099b11SRalf Baechle#
16490004a9dfSRalf Baechleconfig WEAK_ORDERING
16500004a9dfSRalf Baechle	bool
165117099b11SRalf Baechle
165217099b11SRalf Baechle#
165317099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
165417099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
165517099b11SRalf Baechle#
165617099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
165717099b11SRalf Baechle	bool
16585e83d430SRalf Baechleendmenu
16595e83d430SRalf Baechle
16605e83d430SRalf Baechle#
16615e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
16625e83d430SRalf Baechle#
16635e83d430SRalf Baechleconfig CPU_MIPS32
16645e83d430SRalf Baechle	bool
16655e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
16665e83d430SRalf Baechle
16675e83d430SRalf Baechleconfig CPU_MIPS64
16685e83d430SRalf Baechle	bool
16695e83d430SRalf Baechle	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
16705e83d430SRalf Baechle
16715e83d430SRalf Baechle#
1672c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
16735e83d430SRalf Baechle#
16745e83d430SRalf Baechleconfig CPU_MIPSR1
16755e83d430SRalf Baechle	bool
16765e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
16775e83d430SRalf Baechle
16785e83d430SRalf Baechleconfig CPU_MIPSR2
16795e83d430SRalf Baechle	bool
1680a86c7f72SDavid Daney	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 || CPU_CAVIUM_OCTEON
16815e83d430SRalf Baechle
16825e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
16835e83d430SRalf Baechle	bool
16845e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
16855e83d430SRalf Baechle	bool
16865e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
16875e83d430SRalf Baechle	bool
16885e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
16895e83d430SRalf Baechle	bool
169055045ff5SWu Zhangjinconfig CPU_SUPPORTS_CPUFREQ
169155045ff5SWu Zhangjin	bool
169255045ff5SWu Zhangjinconfig CPU_SUPPORTS_ADDRWINCFG
169355045ff5SWu Zhangjin	bool
16949cffd154SDavid Daneyconfig CPU_SUPPORTS_HUGEPAGES
16959cffd154SDavid Daney	bool
169622f1fdfdSWu Zhangjinconfig CPU_SUPPORTS_UNCACHED_ACCELERATED
169722f1fdfdSWu Zhangjin	bool
169882622284SDavid Daneyconfig MIPS_PGD_C0_CONTEXT
169982622284SDavid Daney	bool
1700d6504846SJayachandran C	default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
17015e83d430SRalf Baechle
17028192c9eaSDavid Daney#
17038192c9eaSDavid Daney# Set to y for ptrace access to watch registers.
17048192c9eaSDavid Daney#
17058192c9eaSDavid Daneyconfig HARDWARE_WATCHPOINTS
17068192c9eaSDavid Daney       bool
1707f839490aSDavid Daney       default y if CPU_MIPSR1 || CPU_MIPSR2
17088192c9eaSDavid Daney
17095e83d430SRalf Baechlemenu "Kernel type"
17105e83d430SRalf Baechle
17115e83d430SRalf Baechlechoice
17125e83d430SRalf Baechle	prompt "Kernel code model"
17135e83d430SRalf Baechle	help
17145e83d430SRalf Baechle	  You should only select this option if you have a workload that
17155e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
17165e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
17175e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
17185e83d430SRalf Baechle
17195e83d430SRalf Baechleconfig 32BIT
17205e83d430SRalf Baechle	bool "32-bit kernel"
17215e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
17225e83d430SRalf Baechle	select TRAD_SIGNALS
17235e83d430SRalf Baechle	help
17245e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
17255e83d430SRalf Baechleconfig 64BIT
17265e83d430SRalf Baechle	bool "64-bit kernel"
17275e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
1728dbda6ac0SRalf Baechle	select HAVE_SYSCALL_WRAPPERS
17295e83d430SRalf Baechle	help
17305e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
17315e83d430SRalf Baechle
17325e83d430SRalf Baechleendchoice
17335e83d430SRalf Baechle
17341da177e4SLinus Torvaldschoice
17351da177e4SLinus Torvalds	prompt "Kernel page size"
17361da177e4SLinus Torvalds	default PAGE_SIZE_4KB
17371da177e4SLinus Torvalds
17381da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
17391da177e4SLinus Torvalds	bool "4kB"
1740315fe625SWu Zhangjin	depends on !CPU_LOONGSON2
17411da177e4SLinus Torvalds	help
17421da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
17431da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
17441da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
17451da177e4SLinus Torvalds	 recommended for low memory systems.
17461da177e4SLinus Torvalds
17471da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
17481da177e4SLinus Torvalds	bool "8kB"
1749c52399beSRalf Baechle	depends on (EXPERIMENTAL && CPU_R8000) || CPU_CAVIUM_OCTEON
17501da177e4SLinus Torvalds	help
17511da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
17521da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
1753c52399beSRalf Baechle	  only on R8000 and cnMIPS processors.  Note that you will need a
1754c52399beSRalf Baechle	  suitable Linux distribution to support this.
17551da177e4SLinus Torvalds
17561da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
17571da177e4SLinus Torvalds	bool "16kB"
1758714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
17591da177e4SLinus Torvalds	help
17601da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
17611da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
1762714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
1763714bfad6SRalf Baechle	  Linux distribution to support this.
17641da177e4SLinus Torvalds
1765c52399beSRalf Baechleconfig PAGE_SIZE_32KB
1766c52399beSRalf Baechle	bool "32kB"
1767c52399beSRalf Baechle	depends on CPU_CAVIUM_OCTEON
1768c52399beSRalf Baechle	help
1769c52399beSRalf Baechle	  Using 32kB page size will result in higher performance kernel at
1770c52399beSRalf Baechle	  the price of higher memory consumption.  This option is available
1771c52399beSRalf Baechle	  only on cnMIPS cores.  Note that you will need a suitable Linux
1772c52399beSRalf Baechle	  distribution to support this.
1773c52399beSRalf Baechle
17741da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
17751da177e4SLinus Torvalds	bool "64kB"
17761da177e4SLinus Torvalds	depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
17771da177e4SLinus Torvalds	help
17781da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
17791da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
17801da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
1781714bfad6SRalf Baechle	  writing this option is still high experimental.
17821da177e4SLinus Torvalds
17831da177e4SLinus Torvaldsendchoice
17841da177e4SLinus Torvalds
1785c9bace7cSDavid Daneyconfig FORCE_MAX_ZONEORDER
1786c9bace7cSDavid Daney	int "Maximum zone order"
178785f993b8SDavid Daney	range 14 64 if HUGETLB_PAGE && PAGE_SIZE_64KB
178885f993b8SDavid Daney	default "14" if HUGETLB_PAGE && PAGE_SIZE_64KB
178985f993b8SDavid Daney	range 13 64 if HUGETLB_PAGE && PAGE_SIZE_32KB
179085f993b8SDavid Daney	default "13" if HUGETLB_PAGE && PAGE_SIZE_32KB
179185f993b8SDavid Daney	range 12 64 if HUGETLB_PAGE && PAGE_SIZE_16KB
179285f993b8SDavid Daney	default "12" if HUGETLB_PAGE && PAGE_SIZE_16KB
1793c9bace7cSDavid Daney	range 11 64
1794c9bace7cSDavid Daney	default "11"
1795c9bace7cSDavid Daney	help
1796c9bace7cSDavid Daney	  The kernel memory allocator divides physically contiguous memory
1797c9bace7cSDavid Daney	  blocks into "zones", where each zone is a power of two number of
1798c9bace7cSDavid Daney	  pages.  This option selects the largest power of two that the kernel
1799c9bace7cSDavid Daney	  keeps in the memory allocator.  If you need to allocate very large
1800c9bace7cSDavid Daney	  blocks of physically contiguous memory, then you may need to
1801c9bace7cSDavid Daney	  increase this value.
1802c9bace7cSDavid Daney
1803c9bace7cSDavid Daney	  This config option is actually maximum order plus one. For example,
1804c9bace7cSDavid Daney	  a value of 11 means that the largest free memory block is 2^10 pages.
1805c9bace7cSDavid Daney
1806c9bace7cSDavid Daney	  The page size is not necessarily 4KB.  Keep this in mind
1807c9bace7cSDavid Daney	  when choosing a value for this option.
1808c9bace7cSDavid Daney
18091da177e4SLinus Torvaldsconfig BOARD_SCACHE
18101da177e4SLinus Torvalds	bool
18111da177e4SLinus Torvalds
18121da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
18131da177e4SLinus Torvalds	bool
18141da177e4SLinus Torvalds	select BOARD_SCACHE
18151da177e4SLinus Torvalds
18169318c51aSChris Dearman#
18179318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
18189318c51aSChris Dearman#
18199318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
18209318c51aSChris Dearman	bool
18219318c51aSChris Dearman	select BOARD_SCACHE
18229318c51aSChris Dearman
18231da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
18241da177e4SLinus Torvalds	bool
18251da177e4SLinus Torvalds	select BOARD_SCACHE
18261da177e4SLinus Torvalds
18271da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
18281da177e4SLinus Torvalds	bool
18291da177e4SLinus Torvalds	select BOARD_SCACHE
18301da177e4SLinus Torvalds
18311da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
18321da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
18331da177e4SLinus Torvalds	depends on CPU_SB1
18341da177e4SLinus Torvalds	help
18351da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
18361da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
18371da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
18381da177e4SLinus Torvalds
18391da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
1840c8094b53SRalf Baechle	bool
18411da177e4SLinus Torvalds
18423165c846SFlorian Fainelliconfig CPU_GENERIC_DUMP_TLB
18433165c846SFlorian Fainelli	bool
18443165c846SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_R8000 || CPU_TX39XX)
18453165c846SFlorian Fainelli
184691405eb6SFlorian Fainelliconfig CPU_R4K_FPU
184791405eb6SFlorian Fainelli	bool
184891405eb6SFlorian Fainelli	default y if !(CPU_R3000 || CPU_R6000 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
184991405eb6SFlorian Fainelli
185062cedc4fSFlorian Fainelliconfig CPU_R4K_CACHE_TLB
185162cedc4fSFlorian Fainelli	bool
185262cedc4fSFlorian Fainelli	default y if !(CPU_R3000 || CPU_R8000 || CPU_SB1 || CPU_TX39XX || CPU_CAVIUM_OCTEON)
185362cedc4fSFlorian Fainelli
1854340ee4b9SRalf Baechlechoice
1855340ee4b9SRalf Baechle	prompt "MIPS MT options"
1856f41ae0b2SRalf Baechle
1857f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED
1858f41ae0b2SRalf Baechle	bool "Disable multithreading support."
1859f41ae0b2SRalf Baechle	help
1860f41ae0b2SRalf Baechle	  Use this option if your workload can't take advantage of
1861f41ae0b2SRalf Baechle	  MIPS hardware multithreading support.  On systems that don't have
1862f41ae0b2SRalf Baechle	  the option of an MT-enabled processor this option will be the only
1863f41ae0b2SRalf Baechle	  option in this menu.
1864340ee4b9SRalf Baechle
186559d6ab86SRalf Baechleconfig MIPS_MT_SMP
186659d6ab86SRalf Baechle	bool "Use 1 TC on each available VPE for SMP"
186759d6ab86SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
186859d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
1869d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
187059d6ab86SRalf Baechle	select MIPS_MT
1871f510aa3bSRalf Baechle	select NR_CPUS_DEFAULT_2
187259d6ab86SRalf Baechle	select SMP
18730ab7aefcSRalf Baechle	select SYS_SUPPORTS_SCHED_SMT if SMP
187459d6ab86SRalf Baechle	select SYS_SUPPORTS_SMP
187587353d8aSRalf Baechle	select SMP_UP
1876399aaa25SAl Cooper	select MIPS_PERF_SHARED_TC_COUNTERS
187759d6ab86SRalf Baechle	help
187825f12b33SRalf Baechle	  This is a kernel model which is known a VSMP but lately has been
187925f12b33SRalf Baechle	  marketesed into SMVP.
188025f12b33SRalf Baechle	  Virtual SMP uses the processor's VPEs  to implement virtual
188125f12b33SRalf Baechle	  processors. In currently available configuration of the 34K processor
188225f12b33SRalf Baechle	  this allows for a dual processor. Both processors will share the same
188325f12b33SRalf Baechle	  primary caches; each will obtain the half of the TLB for it's own
188425f12b33SRalf Baechle	  exclusive use. For a layman this model can be described as similar to
188525f12b33SRalf Baechle	  what Intel calls Hyperthreading.
188625f12b33SRalf Baechle
188725f12b33SRalf Baechle	  For further information see http://www.linux-mips.org/wiki/34K#VSMP
188859d6ab86SRalf Baechle
188941c594abSRalf Baechleconfig MIPS_MT_SMTC
189041c594abSRalf Baechle	bool "SMTC: Use all TCs on all VPEs for SMP"
1891f41ae0b2SRalf Baechle	depends on CPU_MIPS32_R2
1892f41ae0b2SRalf Baechle	#depends on CPU_MIPS64_R2		# once there is hardware ...
1893f41ae0b2SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
1894f7062ddbSRalf Baechle	select CPU_MIPSR2_IRQ_VI
1895d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
1896f41ae0b2SRalf Baechle	select MIPS_MT
1897130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_8
189841c594abSRalf Baechle	select SMP
189973b76c78SRalf Baechle	select SYS_SUPPORTS_SMP
190087353d8aSRalf Baechle	select SMP_UP
1901f41ae0b2SRalf Baechle	help
1902f41ae0b2SRalf Baechle	  This is a kernel model which is known a SMTC or lately has been
1903f41ae0b2SRalf Baechle	  marketesed into SMVP.
190425f12b33SRalf Baechle	  is presenting the available TC's of the core as processors to Linux.
190525f12b33SRalf Baechle	  On currently available 34K processors this means a Linux system will
190625f12b33SRalf Baechle	  see up to 5 processors. The implementation of the SMTC kernel differs
190725f12b33SRalf Baechle	  significantly from VSMP and cannot efficiently coexist in the same
190825f12b33SRalf Baechle	  kernel binary so the choice between VSMP and SMTC is a compile time
190925f12b33SRalf Baechle	  decision.
191025f12b33SRalf Baechle
191125f12b33SRalf Baechle	  For further information see http://www.linux-mips.org/wiki/34K#SMTC
191241c594abSRalf Baechle
1913340ee4b9SRalf Baechleendchoice
1914340ee4b9SRalf Baechle
1915f41ae0b2SRalf Baechleconfig MIPS_MT
1916f41ae0b2SRalf Baechle	bool
1917f41ae0b2SRalf Baechle
19180ab7aefcSRalf Baechleconfig SCHED_SMT
19190ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
19200ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
19210ab7aefcSRalf Baechle	default n
19220ab7aefcSRalf Baechle	help
19230ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
19240ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
19250ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
19260ab7aefcSRalf Baechle
19270ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
19280ab7aefcSRalf Baechle	bool
19290ab7aefcSRalf Baechle
1930f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
1931f41ae0b2SRalf Baechle	bool
1932f41ae0b2SRalf Baechle
1933f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
1934f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
1935f088fc84SRalf Baechle	default y
193607cc0c9eSRalf Baechle	depends on MIPS_MT_SMP || MIPS_MT_SMTC
193707cc0c9eSRalf Baechle
193807cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
193907cc0c9eSRalf Baechle	bool "VPE loader support."
194007cc0c9eSRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
194107cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
194207cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
194307cc0c9eSRalf Baechle	select MIPS_MT
194407cc0c9eSRalf Baechle	help
194507cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
194607cc0c9eSRalf Baechle	  onto another VPE and running it.
1947f088fc84SRalf Baechle
19480db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP
19490db34215SKevin D. Kissell	bool "Use per-TC register bits as backstop for inhibited IM bits"
19500db34215SKevin D. Kissell	depends on MIPS_MT_SMTC
19518531a35eSKevin D. Kissell	default n
19520db34215SKevin D. Kissell	help
19530db34215SKevin D. Kissell	  To support multiple TC microthreads acting as "CPUs" within
19540db34215SKevin D. Kissell	  a VPE, VPE-wide interrupt mask bits must be specially manipulated
19550db34215SKevin D. Kissell	  during interrupt handling. To support legacy drivers and interrupt
19560db34215SKevin D. Kissell	  controller management code, SMTC has a "backstop" to track and
19570db34215SKevin D. Kissell	  if necessary restore the interrupt mask. This has some performance
19588531a35eSKevin D. Kissell	  impact on interrupt service overhead.
19590db34215SKevin D. Kissell
1960f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF
1961f571eff0SKevin D. Kissell	bool "Support IRQ affinity API"
1962f571eff0SKevin D. Kissell	depends on MIPS_MT_SMTC
1963f571eff0SKevin D. Kissell	default n
1964f571eff0SKevin D. Kissell	help
1965f571eff0SKevin D. Kissell	  Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
1966f571eff0SKevin D. Kissell	  for SMTC Linux kernel. Requires platform support, of which
1967f571eff0SKevin D. Kissell	  an example can be found in the MIPS kernel i8259 and Malta
19688531a35eSKevin D. Kissell	  platform code.  Adds some overhead to interrupt dispatch, and
19698531a35eSKevin D. Kissell	  should be used only if you know what you are doing.
1970f571eff0SKevin D. Kissell
1971e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
1972e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
1973e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
1974e01402b1SRalf Baechle	default y
1975e01402b1SRalf Baechle	help
1976e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
1977e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
1978e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
1979e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
1980e01402b1SRalf Baechle
1981e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
1982e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
1983e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
1984e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
19855e83d430SRalf Baechle	help
1986e01402b1SRalf Baechle
19874a16ff4cSRalf Baechleconfig MIPS_CMP
19884a16ff4cSRalf Baechle	bool "MIPS CMP framework support"
19894a16ff4cSRalf Baechle	depends on SYS_SUPPORTS_MIPS_CMP
1990eb9b5141STim Anderson	select SYNC_R4K
19914a16ff4cSRalf Baechle	select SYS_SUPPORTS_SMP
19924a16ff4cSRalf Baechle	select SYS_SUPPORTS_SCHED_SMT if SMP
19934a16ff4cSRalf Baechle	select WEAK_ORDERING
19944a16ff4cSRalf Baechle	default n
19954a16ff4cSRalf Baechle	help
19964a16ff4cSRalf Baechle	  This is a placeholder option for the GCMP work. It will need to
19974a16ff4cSRalf Baechle	  be handled differently...
19984a16ff4cSRalf Baechle
19991da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS
20001da177e4SLinus Torvalds	bool
20011da177e4SLinus Torvalds	depends on CPU_SB1_PASS_1
20021da177e4SLinus Torvalds	default y
20031da177e4SLinus Torvalds
20041da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
20051da177e4SLinus Torvalds	bool
20061da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
20071da177e4SLinus Torvalds	default y
20081da177e4SLinus Torvalds
20091da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
20101da177e4SLinus Torvalds	bool
20111da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
20121da177e4SLinus Torvalds	default y
20131da177e4SLinus Torvalds
20141da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR
2015d806cb2bSRalf Baechle	bool
20161da177e4SLinus Torvalds
201760ec6571Spascal@pabr.orgconfig ARCH_PHYS_ADDR_T_64BIT
201860ec6571Spascal@pabr.org       def_bool 64BIT_PHYS_ADDR
201960ec6571Spascal@pabr.org
20209693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
20219693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
20229693a853SFranck Bui-Huu	bool "Support for the SmartMIPS ASE"
20239693a853SFranck Bui-Huu	help
20249693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
20259693a853SFranck Bui-Huu	  increased security at both hardware and software level for
20269693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
20279693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
20289693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
20299693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
20309693a853SFranck Bui-Huu	  here.
20319693a853SFranck Bui-Huu
20321da177e4SLinus Torvaldsconfig CPU_HAS_WB
2033f7062ddbSRalf Baechle	bool
2034e01402b1SRalf Baechle
2035df0ac8a4SKevin Cernekeeconfig XKS01
2036df0ac8a4SKevin Cernekee	bool
2037df0ac8a4SKevin Cernekee
2038f41ae0b2SRalf Baechle#
2039f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
2040f41ae0b2SRalf Baechle#
2041e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
2042f41ae0b2SRalf Baechle	bool
2043e01402b1SRalf Baechle
2044f41ae0b2SRalf Baechle#
2045f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
2046f41ae0b2SRalf Baechle#
2047e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
2048f41ae0b2SRalf Baechle	bool
2049e01402b1SRalf Baechle
20501da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
20511da177e4SLinus Torvalds	bool
20521da177e4SLinus Torvalds	depends on !CPU_R3000
20531da177e4SLinus Torvalds	default y
20541da177e4SLinus Torvalds
20551da177e4SLinus Torvalds#
205620d60d99SMaciej W. Rozycki# CPU non-features
205720d60d99SMaciej W. Rozycki#
205820d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
205920d60d99SMaciej W. Rozycki	bool
206020d60d99SMaciej W. Rozycki
206120d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
206220d60d99SMaciej W. Rozycki	bool
206320d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
206420d60d99SMaciej W. Rozycki
206520d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
206620d60d99SMaciej W. Rozycki	bool
206720d60d99SMaciej W. Rozycki
206820d60d99SMaciej W. Rozycki#
20691da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
20701da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
20711da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
20721da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
20731da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
20741da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
20751da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
20761da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
2077797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
2078797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
2079797798c1SRalf Baechle#   support.
20801da177e4SLinus Torvalds#
20811da177e4SLinus Torvaldsconfig HIGHMEM
20821da177e4SLinus Torvalds	bool "High Memory Support"
2083797798c1SRalf Baechle	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
2084797798c1SRalf Baechle
2085797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
2086797798c1SRalf Baechle	bool
2087797798c1SRalf Baechle
2088797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
2089797798c1SRalf Baechle	bool
20901da177e4SLinus Torvalds
20919693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
20929693a853SFranck Bui-Huu	bool
20939693a853SFranck Bui-Huu
2094b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
2095b4819b59SYoichi Yuasa	def_bool y
2096f133f22dSWu Zhangjin	depends on !NUMA && !CPU_LOONGSON2
2097b4819b59SYoichi Yuasa
2098d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
2099d8cb4e11SRalf Baechle	bool
2100d8cb4e11SRalf Baechle	default y if SGI_IP27
2101d8cb4e11SRalf Baechle	help
21023dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
2103d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
2104d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
2105d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
2106d8cb4e11SRalf Baechle
2107b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
2108b1c6cd42SAtsushi Nemoto	bool
21097de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
211031473747SAtsushi Nemoto
2111d8cb4e11SRalf Baechleconfig NUMA
2112d8cb4e11SRalf Baechle	bool "NUMA Support"
2113d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
2114d8cb4e11SRalf Baechle	help
2115d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
2116d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
2117d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
2118d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
2119d8cb4e11SRalf Baechle	  disabled.
2120d8cb4e11SRalf Baechle
2121d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
2122d8cb4e11SRalf Baechle	bool
2123d8cb4e11SRalf Baechle
2124c80d79d7SYasunori Gotoconfig NODES_SHIFT
2125c80d79d7SYasunori Goto	int
2126c80d79d7SYasunori Goto	default "6"
2127c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
2128c80d79d7SYasunori Goto
212914f70012SDeng-Cheng Zhuconfig HW_PERF_EVENTS
213014f70012SDeng-Cheng Zhu	bool "Enable hardware performance counter support for perf events"
21314be3d2f3SZi Shen Lim	depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP)
213214f70012SDeng-Cheng Zhu	default y
213314f70012SDeng-Cheng Zhu	help
213414f70012SDeng-Cheng Zhu	  Enable hardware performance counter support for perf events. If
213514f70012SDeng-Cheng Zhu	  disabled, perf events will use software events only.
213614f70012SDeng-Cheng Zhu
2137b4819b59SYoichi Yuasasource "mm/Kconfig"
2138b4819b59SYoichi Yuasa
21391da177e4SLinus Torvaldsconfig SMP
21401da177e4SLinus Torvalds	bool "Multi-Processing support"
2141e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
2142b4b30a5aSRalf Baechle	select IRQ_PER_CPU
21432f304c0aSJens Axboe	select USE_GENERIC_SMP_HELPERS
2144e73ea273SRalf Baechle	help
21451da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
21461da177e4SLinus Torvalds	  a system with only one CPU, like most personal computers, say N. If
21471da177e4SLinus Torvalds	  you have a system with more than one CPU, say Y.
21481da177e4SLinus Torvalds
21491da177e4SLinus Torvalds	  If you say N here, the kernel will run on single and multiprocessor
21501da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
21511da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
21521da177e4SLinus Torvalds	  singleprocessor machines. On a singleprocessor machine, the kernel
21531da177e4SLinus Torvalds	  will run faster if you say N here.
21541da177e4SLinus Torvalds
21551da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
21561da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
21571da177e4SLinus Torvalds
215803502faaSAdrian Bunk	  See also the SMP-HOWTO available at
215903502faaSAdrian Bunk	  <http://www.tldp.org/docs.html#howto>.
21601da177e4SLinus Torvalds
21611da177e4SLinus Torvalds	  If you don't know what to do here, say N.
21621da177e4SLinus Torvalds
216387353d8aSRalf Baechleconfig SMP_UP
216487353d8aSRalf Baechle	bool
216587353d8aSRalf Baechle
21664a16ff4cSRalf Baechleconfig SYS_SUPPORTS_MIPS_CMP
21674a16ff4cSRalf Baechle	bool
21684a16ff4cSRalf Baechle
2169e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
2170e73ea273SRalf Baechle	bool
2171e73ea273SRalf Baechle
217272ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1
217372ede9b1SAtsushi Nemoto	bool
217472ede9b1SAtsushi Nemoto
2175130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2
2176130e2fb7SRalf Baechle	bool
2177130e2fb7SRalf Baechle
2178130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
2179130e2fb7SRalf Baechle	bool
2180130e2fb7SRalf Baechle
2181130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
2182130e2fb7SRalf Baechle	bool
2183130e2fb7SRalf Baechle
2184130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
2185130e2fb7SRalf Baechle	bool
2186130e2fb7SRalf Baechle
2187130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
2188130e2fb7SRalf Baechle	bool
2189130e2fb7SRalf Baechle
2190130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
2191130e2fb7SRalf Baechle	bool
2192130e2fb7SRalf Baechle
21931da177e4SLinus Torvaldsconfig NR_CPUS
21941da177e4SLinus Torvalds	int "Maximum number of CPUs (2-64)"
219572ede9b1SAtsushi Nemoto	range 1 64 if NR_CPUS_DEFAULT_1
21961da177e4SLinus Torvalds	depends on SMP
219772ede9b1SAtsushi Nemoto	default "1" if NR_CPUS_DEFAULT_1
2198130e2fb7SRalf Baechle	default "2" if NR_CPUS_DEFAULT_2
2199130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
2200130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
2201130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
2202130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
2203130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
22041da177e4SLinus Torvalds	help
22051da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
22061da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
22071da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
220872ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
220972ede9b1SAtsushi Nemoto	  and 2 for all others.
22101da177e4SLinus Torvalds
22111da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
221272ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
221372ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
221472ede9b1SAtsushi Nemoto	  power of two.
22151da177e4SLinus Torvalds
2216399aaa25SAl Cooperconfig MIPS_PERF_SHARED_TC_COUNTERS
2217399aaa25SAl Cooper	bool
2218399aaa25SAl Cooper
22191723b4a3SAtsushi Nemoto#
22201723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
22211723b4a3SAtsushi Nemoto#
22221723b4a3SAtsushi Nemoto
22231723b4a3SAtsushi Nemotochoice
22241723b4a3SAtsushi Nemoto	prompt "Timer frequency"
22251723b4a3SAtsushi Nemoto	default HZ_250
22261723b4a3SAtsushi Nemoto	help
22271723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
22281723b4a3SAtsushi Nemoto
22291723b4a3SAtsushi Nemoto	config HZ_48
22300f873585SRalf Baechle		bool "48 HZ" if SYS_SUPPORTS_48HZ || SYS_SUPPORTS_ARBIT_HZ
22311723b4a3SAtsushi Nemoto
22321723b4a3SAtsushi Nemoto	config HZ_100
22331723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
22341723b4a3SAtsushi Nemoto
22351723b4a3SAtsushi Nemoto	config HZ_128
22361723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
22371723b4a3SAtsushi Nemoto
22381723b4a3SAtsushi Nemoto	config HZ_250
22391723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
22401723b4a3SAtsushi Nemoto
22411723b4a3SAtsushi Nemoto	config HZ_256
22421723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
22431723b4a3SAtsushi Nemoto
22441723b4a3SAtsushi Nemoto	config HZ_1000
22451723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
22461723b4a3SAtsushi Nemoto
22471723b4a3SAtsushi Nemoto	config HZ_1024
22481723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
22491723b4a3SAtsushi Nemoto
22501723b4a3SAtsushi Nemotoendchoice
22511723b4a3SAtsushi Nemoto
22521723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
22531723b4a3SAtsushi Nemoto	bool
22541723b4a3SAtsushi Nemoto
22551723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
22561723b4a3SAtsushi Nemoto	bool
22571723b4a3SAtsushi Nemoto
22581723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
22591723b4a3SAtsushi Nemoto	bool
22601723b4a3SAtsushi Nemoto
22611723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
22621723b4a3SAtsushi Nemoto	bool
22631723b4a3SAtsushi Nemoto
22641723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
22651723b4a3SAtsushi Nemoto	bool
22661723b4a3SAtsushi Nemoto
22671723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
22681723b4a3SAtsushi Nemoto	bool
22691723b4a3SAtsushi Nemoto
22701723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
22711723b4a3SAtsushi Nemoto	bool
22721723b4a3SAtsushi Nemoto
22731723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
22741723b4a3SAtsushi Nemoto	bool
22751723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
22761723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
22771723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
22781723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
22791723b4a3SAtsushi Nemoto
22801723b4a3SAtsushi Nemotoconfig HZ
22811723b4a3SAtsushi Nemoto	int
22821723b4a3SAtsushi Nemoto	default 48 if HZ_48
22831723b4a3SAtsushi Nemoto	default 100 if HZ_100
22841723b4a3SAtsushi Nemoto	default 128 if HZ_128
22851723b4a3SAtsushi Nemoto	default 250 if HZ_250
22861723b4a3SAtsushi Nemoto	default 256 if HZ_256
22871723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
22881723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
22891723b4a3SAtsushi Nemoto
2290e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
22911da177e4SLinus Torvalds
2292ea6e942bSAtsushi Nemotoconfig KEXEC
2293ea6e942bSAtsushi Nemoto	bool "Kexec system call (EXPERIMENTAL)"
2294ea6e942bSAtsushi Nemoto	depends on EXPERIMENTAL
2295ea6e942bSAtsushi Nemoto	help
2296ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
2297ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
22983dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
2299ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
2300ea6e942bSAtsushi Nemoto
230101dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
2302ea6e942bSAtsushi Nemoto
2303ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
2304ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
2305ea6e942bSAtsushi Nemoto	  initially work for you.  It may help to enable device hotplugging
2306ea6e942bSAtsushi Nemoto	  support.  As of this writing the exact hardware interface is
2307ea6e942bSAtsushi Nemoto	  strongly in flux, so no good recommendation can be made.
2308ea6e942bSAtsushi Nemoto
23097aa1c8f4SRalf Baechleconfig CRASH_DUMP
23107aa1c8f4SRalf Baechle	  bool "Kernel crash dumps"
23117aa1c8f4SRalf Baechle	  help
23127aa1c8f4SRalf Baechle	  Generate crash dump after being started by kexec.
23137aa1c8f4SRalf Baechle	  This should be normally only set in special crash dump kernels
23147aa1c8f4SRalf Baechle	  which are loaded in the main kernel with kexec-tools into
23157aa1c8f4SRalf Baechle	  a specially reserved region and then later executed after
23167aa1c8f4SRalf Baechle	  a crash by kdump/kexec. The crash dump kernel must be compiled
23177aa1c8f4SRalf Baechle	  to a memory address not used by the main kernel or firmware using
23187aa1c8f4SRalf Baechle	  PHYSICAL_START.
23197aa1c8f4SRalf Baechle
23207aa1c8f4SRalf Baechleconfig PHYSICAL_START
23217aa1c8f4SRalf Baechle	  hex "Physical address where the kernel is loaded"
23227aa1c8f4SRalf Baechle	  default "0xffffffff84000000" if 64BIT
23237aa1c8f4SRalf Baechle	  default "0x84000000" if 32BIT
23247aa1c8f4SRalf Baechle	  depends on CRASH_DUMP
23257aa1c8f4SRalf Baechle	  help
23267aa1c8f4SRalf Baechle	  This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
23277aa1c8f4SRalf Baechle	  If you plan to use kernel for capturing the crash dump change
23287aa1c8f4SRalf Baechle	  this value to start of the reserved region (the "X" value as
23297aa1c8f4SRalf Baechle	  specified in the "crashkernel=YM@XM" command line boot parameter
23307aa1c8f4SRalf Baechle	  passed to the panic-ed kernel).
23317aa1c8f4SRalf Baechle
2332ea6e942bSAtsushi Nemotoconfig SECCOMP
2333ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
2334293c5bd1SRalf Baechle	depends on PROC_FS
2335ea6e942bSAtsushi Nemoto	default y
2336ea6e942bSAtsushi Nemoto	help
2337ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
2338ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
2339ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
2340ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
2341ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
2342ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
2343ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
2344ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
2345ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
2346ea6e942bSAtsushi Nemoto
2347ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
2348ea6e942bSAtsushi Nemoto
2349f2ffa5abSDezhong Diaoconfig USE_OF
23500b3e06fdSJonas Gorski	bool
2351f2ffa5abSDezhong Diao	select OF
2352e6ce1324SStephen Neuendorffer	select OF_EARLY_FLATTREE
2353abd2363fSGrant Likely	select IRQ_DOMAIN
2354f2ffa5abSDezhong Diao
23555e83d430SRalf Baechleendmenu
23565e83d430SRalf Baechle
23571df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
23581df0f0ffSAtsushi Nemoto	bool
23591df0f0ffSAtsushi Nemoto	default y
23601df0f0ffSAtsushi Nemoto
23611df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
23621df0f0ffSAtsushi Nemoto	bool
23631df0f0ffSAtsushi Nemoto	default y
23641df0f0ffSAtsushi Nemoto
2365b6c3539bSRalf Baechlesource "init/Kconfig"
2366b6c3539bSRalf Baechle
2367dc52ddc0SMatt Helsleysource "kernel/Kconfig.freezer"
2368dc52ddc0SMatt Helsley
23691da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
23701da177e4SLinus Torvalds
23715e83d430SRalf Baechleconfig HW_HAS_EISA
23725e83d430SRalf Baechle	bool
23731da177e4SLinus Torvaldsconfig HW_HAS_PCI
23741da177e4SLinus Torvalds	bool
23751da177e4SLinus Torvalds
23761da177e4SLinus Torvaldsconfig PCI
23771da177e4SLinus Torvalds	bool "Support for PCI controller"
23781da177e4SLinus Torvalds	depends on HW_HAS_PCI
2379abb4ae46SRalf Baechle	select PCI_DOMAINS
2380eab90291SMichael S. Tsirkin	select GENERIC_PCI_IOMAP
23810f3b3956SMichael S. Tsirkin	select NO_GENERIC_PCI_IOPORT_MAP
23821da177e4SLinus Torvalds	help
23831da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
23841da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
23851da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
23861da177e4SLinus Torvalds	  say Y, otherwise N.
23871da177e4SLinus Torvalds
23881da177e4SLinus Torvaldsconfig PCI_DOMAINS
23891da177e4SLinus Torvalds	bool
23901da177e4SLinus Torvalds
23911da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
23921da177e4SLinus Torvalds
23933f787ca4SJonas Gorskisource "drivers/pci/pcie/Kconfig"
23943f787ca4SJonas Gorski
23951da177e4SLinus Torvalds#
23961da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
23971da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
23981da177e4SLinus Torvalds# users to choose the right thing ...
23991da177e4SLinus Torvalds#
24001da177e4SLinus Torvaldsconfig ISA
24011da177e4SLinus Torvalds	bool
24021da177e4SLinus Torvalds
24031da177e4SLinus Torvaldsconfig EISA
24041da177e4SLinus Torvalds	bool "EISA support"
24055e83d430SRalf Baechle	depends on HW_HAS_EISA
24061da177e4SLinus Torvalds	select ISA
2407aa414dffSRalf Baechle	select GENERIC_ISA_DMA
24081da177e4SLinus Torvalds	---help---
24091da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
24101da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
24111da177e4SLinus Torvalds
24121da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
24131da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
24141da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
24151da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
24161da177e4SLinus Torvalds
24171da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
24181da177e4SLinus Torvalds
24191da177e4SLinus Torvalds	  Otherwise, say N.
24201da177e4SLinus Torvalds
24211da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
24221da177e4SLinus Torvalds
24231da177e4SLinus Torvaldsconfig TC
24241da177e4SLinus Torvalds	bool "TURBOchannel support"
24251da177e4SLinus Torvalds	depends on MACH_DECSTATION
24261da177e4SLinus Torvalds	help
242750a23e6eSJustin P. Mattock	  TURBOchannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
242850a23e6eSJustin P. Mattock	  processors.  TURBOchannel programming specifications are available
242950a23e6eSJustin P. Mattock	  at:
243050a23e6eSJustin P. Mattock	  <ftp://ftp.hp.com/pub/alphaserver/archive/triadd/>
243150a23e6eSJustin P. Mattock	  and:
243250a23e6eSJustin P. Mattock	  <http://www.computer-refuge.org/classiccmp/ftp.digital.com/pub/DEC/TriAdd/>
243350a23e6eSJustin P. Mattock	  Linux driver support status is documented at:
243450a23e6eSJustin P. Mattock	  <http://www.linux-mips.org/wiki/DECstation>
24351da177e4SLinus Torvalds
24361da177e4SLinus Torvaldsconfig MMU
24371da177e4SLinus Torvalds	bool
24381da177e4SLinus Torvalds	default y
24391da177e4SLinus Torvalds
2440d865bea4SRalf Baechleconfig I8253
2441d865bea4SRalf Baechle	bool
2442798778b8SRussell King	select CLKSRC_I8253
24432d02612fSThomas Gleixner	select CLKEVT_I8253
24449726b43aSWu Zhangjin	select MIPS_EXTERNAL_TIMER
2445d865bea4SRalf Baechle
2446cce335aeSRalf Baechleconfig ZONE_DMA32
2447cce335aeSRalf Baechle	bool
2448cce335aeSRalf Baechle
24491da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
24501da177e4SLinus Torvalds
24511da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
24521da177e4SLinus Torvalds
2453388b78adSAlexandre Bounineconfig RAPIDIO
2454388b78adSAlexandre Bounine	bool "RapidIO support"
2455388b78adSAlexandre Bounine	depends on PCI
2456388b78adSAlexandre Bounine	default n
2457388b78adSAlexandre Bounine	help
2458388b78adSAlexandre Bounine	  If you say Y here, the kernel will include drivers and
2459388b78adSAlexandre Bounine	  infrastructure code to support RapidIO interconnect devices.
2460388b78adSAlexandre Bounine
2461388b78adSAlexandre Bouninesource "drivers/rapidio/Kconfig"
2462388b78adSAlexandre Bounine
24631da177e4SLinus Torvaldsendmenu
24641da177e4SLinus Torvalds
24651da177e4SLinus Torvaldsmenu "Executable file formats"
24661da177e4SLinus Torvalds
24671da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
24681da177e4SLinus Torvalds
24691da177e4SLinus Torvaldsconfig TRAD_SIGNALS
24701da177e4SLinus Torvalds	bool
24711da177e4SLinus Torvalds
24721da177e4SLinus Torvaldsconfig MIPS32_COMPAT
24731da177e4SLinus Torvalds	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2474875d43e7SRalf Baechle	depends on 64BIT
24751da177e4SLinus Torvalds	help
24761da177e4SLinus Torvalds	  Select this option if you want Linux/MIPS 32-bit binary
24771da177e4SLinus Torvalds	  compatibility. Since all software available for Linux/MIPS is
24781da177e4SLinus Torvalds	  currently 32-bit you should say Y here.
24791da177e4SLinus Torvalds
24801da177e4SLinus Torvaldsconfig COMPAT
24811da177e4SLinus Torvalds	bool
24821da177e4SLinus Torvalds	depends on MIPS32_COMPAT
248348b25c43SChris Metcalf	select ARCH_WANT_OLD_COMPAT_IPC
24841da177e4SLinus Torvalds	default y
24851da177e4SLinus Torvalds
248605e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
248705e43966SAtsushi Nemoto	bool
248805e43966SAtsushi Nemoto	depends on COMPAT && SYSVIPC
248905e43966SAtsushi Nemoto	default y
249005e43966SAtsushi Nemoto
24911da177e4SLinus Torvaldsconfig MIPS32_O32
24921da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
24931da177e4SLinus Torvalds	depends on MIPS32_COMPAT
24941da177e4SLinus Torvalds	help
24951da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
24961da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
24971da177e4SLinus Torvalds	  existing binaries are in this format.
24981da177e4SLinus Torvalds
24991da177e4SLinus Torvalds	  If unsure, say Y.
25001da177e4SLinus Torvalds
25011da177e4SLinus Torvaldsconfig MIPS32_N32
25021da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
25031da177e4SLinus Torvalds	depends on MIPS32_COMPAT
25041da177e4SLinus Torvalds	help
25051da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
25061da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
25071da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
25081da177e4SLinus Torvalds	  cases.
25091da177e4SLinus Torvalds
25101da177e4SLinus Torvalds	  If unsure, say N.
25111da177e4SLinus Torvalds
25121da177e4SLinus Torvaldsconfig BINFMT_ELF32
25131da177e4SLinus Torvalds	bool
25141da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
25151da177e4SLinus Torvalds
25162116245eSRalf Baechleendmenu
25171da177e4SLinus Torvalds
25182116245eSRalf Baechlemenu "Power management options"
2519952fa954SRodolfo Giometti
2520363c55caSWu Zhangjinconfig ARCH_HIBERNATION_POSSIBLE
2521363c55caSWu Zhangjin	def_bool y
25223f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2523363c55caSWu Zhangjin
2524f4cb5700SJohannes Bergconfig ARCH_SUSPEND_POSSIBLE
2525f4cb5700SJohannes Berg	def_bool y
25263f5b3e17SRalf Baechle	depends on SYS_SUPPORTS_HOTPLUG_CPU || !SMP
2527f4cb5700SJohannes Berg
25282116245eSRalf Baechlesource "kernel/power/Kconfig"
2529952fa954SRodolfo Giometti
25301da177e4SLinus Torvaldsendmenu
25311da177e4SLinus Torvalds
25329726b43aSWu Zhangjinsource "arch/mips/kernel/cpufreq/Kconfig"
25339726b43aSWu Zhangjin
2534d5950b43SSam Ravnborgsource "net/Kconfig"
2535d5950b43SSam Ravnborg
25361da177e4SLinus Torvaldssource "drivers/Kconfig"
25371da177e4SLinus Torvalds
253898cdee0eSRalf Baechlesource "drivers/firmware/Kconfig"
253998cdee0eSRalf Baechle
25401da177e4SLinus Torvaldssource "fs/Kconfig"
25411da177e4SLinus Torvalds
25421da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
25431da177e4SLinus Torvalds
25441da177e4SLinus Torvaldssource "security/Kconfig"
25451da177e4SLinus Torvalds
25461da177e4SLinus Torvaldssource "crypto/Kconfig"
25471da177e4SLinus Torvalds
25481da177e4SLinus Torvaldssource "lib/Kconfig"
2549