xref: /linux/arch/mips/Kconfig (revision e2defae5a9b4f8d1acb058be212ef89c8763dc5b)
11da177e4SLinus Torvaldsconfig MIPS
21da177e4SLinus Torvalds	bool
31da177e4SLinus Torvalds	default y
41da177e4SLinus Torvalds	# Horrible source of confusion.  Die, die, die ...
51da177e4SLinus Torvalds	select EMBEDDED
690b02340SRalf Baechle	select RTC_LIB
71da177e4SLinus Torvalds
81da177e4SLinus Torvaldsmainmenu "Linux/MIPS Kernel Configuration"
91da177e4SLinus Torvalds
101da177e4SLinus Torvaldsmenu "Machine selection"
111da177e4SLinus Torvalds
125ac6da66SChristoph Lameterconfig ZONE_DMA
135ac6da66SChristoph Lameter	bool
145ac6da66SChristoph Lameter
155e83d430SRalf Baechlechoice
165e83d430SRalf Baechle	prompt "System type"
175e83d430SRalf Baechle	default SGI_IP22
181da177e4SLinus Torvalds
19c3543e25SYoichi Yuasaconfig MACH_ALCHEMY
20c3543e25SYoichi Yuasa	bool "Alchemy processor based machines"
211da177e4SLinus Torvalds
2235189fadSRalf Baechleconfig BASLER_EXCITE
23be91589eSThomas Koeller	bool "Basler eXcite smart camera"
2442f77542SRalf Baechle	select CEVT_R4K
25940f6b48SRalf Baechle	select CSRC_R4K
2635189fadSRalf Baechle	select DMA_COHERENT
2735189fadSRalf Baechle	select HW_HAS_PCI
2835189fadSRalf Baechle	select IRQ_CPU
2935189fadSRalf Baechle	select IRQ_CPU_RM7K
3035189fadSRalf Baechle	select IRQ_CPU_RM9K
31663c3d90Sthomas@koeller.dyndns.org	select MIPS_RM9122
3235189fadSRalf Baechle	select SYS_HAS_CPU_RM9000
3335189fadSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
3435189fadSRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
35cc801077SRalf Baechle	select SYS_SUPPORTS_KGDB
3635189fadSRalf Baechle	help
3735189fadSRalf Baechle	  The eXcite is a smart camera platform manufactured by
38be91589eSThomas Koeller	  Basler Vision Technologies AG.
3935189fadSRalf Baechle
4035189fadSRalf Baechleconfig BASLER_EXCITE_PROTOTYPE
4135189fadSRalf Baechle	bool "Support for pre-release units"
4235189fadSRalf Baechle	depends on BASLER_EXCITE
4335189fadSRalf Baechle	default n
4435189fadSRalf Baechle	help
4535189fadSRalf Baechle	  Pre-series (prototype) units are different from later ones in
4635189fadSRalf Baechle	  some ways. Select this option if you have one of these. Please
4735189fadSRalf Baechle	  note that a kernel built with this option selected will not be
4835189fadSRalf Baechle	  able to run on normal units.
4935189fadSRalf Baechle
501c0c13ebSAurelien Jarnoconfig BCM47XX
511c0c13ebSAurelien Jarno	bool "BCM47XX based boards"
5242f77542SRalf Baechle	select CEVT_R4K
53940f6b48SRalf Baechle	select CSRC_R4K
541c0c13ebSAurelien Jarno	select DMA_NONCOHERENT
551c0c13ebSAurelien Jarno	select HW_HAS_PCI
561c0c13ebSAurelien Jarno	select IRQ_CPU
571c0c13ebSAurelien Jarno	select SYS_HAS_CPU_MIPS32_R1
581c0c13ebSAurelien Jarno	select SYS_SUPPORTS_32BIT_KERNEL
591c0c13ebSAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
601c0c13ebSAurelien Jarno	select SSB
611c0c13ebSAurelien Jarno	select SSB_DRIVER_MIPS
622f02c15aSAurelien Jarno	select SSB_DRIVER_EXTIF
632f02c15aSAurelien Jarno	select SSB_PCICORE_HOSTMODE if PCI
641c0c13ebSAurelien Jarno	select GENERIC_GPIO
6525e5fb97SAurelien Jarno	select SYS_HAS_EARLY_PRINTK
6625e5fb97SAurelien Jarno	select CFE
671c0c13ebSAurelien Jarno	help
681c0c13ebSAurelien Jarno	 Support for BCM47XX based boards
691c0c13ebSAurelien Jarno
701da177e4SLinus Torvaldsconfig MIPS_COBALT
713fa986faSMartin Michlmayr	bool "Cobalt Server"
7242f77542SRalf Baechle	select CEVT_R4K
73940f6b48SRalf Baechle	select CSRC_R4K
741097c6acSYoichi Yuasa	select CEVT_GT641XX
751da177e4SLinus Torvalds	select DMA_NONCOHERENT
761da177e4SLinus Torvalds	select HW_HAS_PCI
77d865bea4SRalf Baechle	select I8253
781da177e4SLinus Torvalds	select I8259
791da177e4SLinus Torvalds	select IRQ_CPU
80d5ab1a69SYoichi Yuasa	select IRQ_GT641XX
81252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
827cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
830a22e0d4SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
84ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
85ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
865e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
879fd32cfbSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
881da177e4SLinus Torvalds
891da177e4SLinus Torvaldsconfig MACH_DECSTATION
903fa986faSMartin Michlmayr	bool "DECstations"
911da177e4SLinus Torvalds	select BOOT_ELF32
9242f77542SRalf Baechle	select CEVT_R4K
93940f6b48SRalf Baechle	select CSRC_R4K
9420d60d99SMaciej W. Rozycki	select CPU_DADDI_WORKAROUNDS if 64BIT
9520d60d99SMaciej W. Rozycki	select CPU_R4000_WORKAROUNDS if 64BIT
9620d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS if 64BIT
971da177e4SLinus Torvalds	select DMA_NONCOHERENT
98d388d685SMaciej W. Rozycki	select NO_IOPORT
991da177e4SLinus Torvalds	select IRQ_CPU
1007cf8053bSRalf Baechle	select SYS_HAS_CPU_R3000
1017cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
102ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
103ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
1045e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
1051723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_128HZ
1061723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_256HZ
1071723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_1024HZ
1085e83d430SRalf Baechle	help
1091da177e4SLinus Torvalds	  This enables support for DEC's MIPS based workstations.  For details
1101da177e4SLinus Torvalds	  see the Linux/MIPS FAQ on <http://www.linux-mips.org/> and the
1111da177e4SLinus Torvalds	  DECstation porting pages on <http://decstation.unix-ag.org/>.
1121da177e4SLinus Torvalds
1131da177e4SLinus Torvalds	  If you have one of the following DECstation Models you definitely
1141da177e4SLinus Torvalds	  want to choose R4xx0 for the CPU Type:
1151da177e4SLinus Torvalds
1161da177e4SLinus Torvalds		DECstation 5000/50
1171da177e4SLinus Torvalds		DECstation 5000/150
1181da177e4SLinus Torvalds		DECstation 5000/260
1191da177e4SLinus Torvalds		DECsystem 5900/260
1201da177e4SLinus Torvalds
1211da177e4SLinus Torvalds	  otherwise choose R3000.
1221da177e4SLinus Torvalds
1235e83d430SRalf Baechleconfig MACH_JAZZ
1243fa986faSMartin Michlmayr	bool "Jazz family of machines"
1255e83d430SRalf Baechle	select ARC
1265e83d430SRalf Baechle	select ARC32
1275e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
12842f77542SRalf Baechle	select CEVT_R4K
129940f6b48SRalf Baechle	select CSRC_R4K
130*e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
1315e83d430SRalf Baechle	select GENERIC_ISA_DMA
132ea202c63SThomas Bogendoerfer	select IRQ_CPU
133d865bea4SRalf Baechle	select I8253
1345e83d430SRalf Baechle	select I8259
1355e83d430SRalf Baechle	select ISA
1367cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
1375e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
1385e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
1391723b4a3SAtsushi Nemoto	select SYS_SUPPORTS_100HZ
1409fd32cfbSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
1411da177e4SLinus Torvalds	help
1425e83d430SRalf Baechle	 This a family of machines based on the MIPS R4030 chipset which was
1435e83d430SRalf Baechle	 used by several vendors to build RISC/os and Windows NT workstations.
1445e83d430SRalf Baechle	 Members include the Acer PICA, MIPS Magnum 4000, MIPS Millenium and
1455e83d430SRalf Baechle	 Olivetti M700-10 workstations.
1465e83d430SRalf Baechle
1471f21d2bdSBrian Murphyconfig LASAT
1481f21d2bdSBrian Murphy	bool "LASAT Networks platforms"
14942f77542SRalf Baechle	select CEVT_R4K
150940f6b48SRalf Baechle	select CSRC_R4K
1511f21d2bdSBrian Murphy	select DMA_NONCOHERENT
1521f21d2bdSBrian Murphy	select SYS_HAS_EARLY_PRINTK
1531f21d2bdSBrian Murphy	select HW_HAS_PCI
154a5ccfe5cSRalf Baechle	select IRQ_CPU
1551f21d2bdSBrian Murphy	select PCI_GT64XXX_PCI0
1561f21d2bdSBrian Murphy	select MIPS_NILE4
1571f21d2bdSBrian Murphy	select R5000_CPU_SCACHE
1581f21d2bdSBrian Murphy	select SYS_HAS_CPU_R5000
1591f21d2bdSBrian Murphy	select SYS_SUPPORTS_32BIT_KERNEL
1601f21d2bdSBrian Murphy	select SYS_SUPPORTS_64BIT_KERNEL if BROKEN
1611f21d2bdSBrian Murphy	select SYS_SUPPORTS_LITTLE_ENDIAN
1621f21d2bdSBrian Murphy	select GENERIC_HARDIRQS_NO__DO_IRQ
1631f21d2bdSBrian Murphy
164ade299d8SYoichi Yuasaconfig LEMOTE_FULONG
165ade299d8SYoichi Yuasa	bool "Lemote Fulong mini-PC"
166ade299d8SYoichi Yuasa	select ARCH_SPARSEMEM_ENABLE
16742f77542SRalf Baechle	select CEVT_R4K
168940f6b48SRalf Baechle	select CSRC_R4K
169ade299d8SYoichi Yuasa	select SYS_HAS_CPU_LOONGSON2
170ade299d8SYoichi Yuasa	select DMA_NONCOHERENT
171ade299d8SYoichi Yuasa	select BOOT_ELF32
172ade299d8SYoichi Yuasa	select BOARD_SCACHE
173ade299d8SYoichi Yuasa	select HAVE_STD_PC_SERIAL_PORT
174ade299d8SYoichi Yuasa	select HW_HAS_PCI
175ade299d8SYoichi Yuasa	select I8259
176ade299d8SYoichi Yuasa	select ISA
177ade299d8SYoichi Yuasa	select IRQ_CPU
178ade299d8SYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
179ade299d8SYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
180ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
181ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
182ade299d8SYoichi Yuasa	select SYS_HAS_EARLY_PRINTK
183ade299d8SYoichi Yuasa	select GENERIC_HARDIRQS_NO__DO_IRQ
18423dd6d35SRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
185ade299d8SYoichi Yuasa	select CPU_HAS_WB
186ade299d8SYoichi Yuasa	help
187ade299d8SYoichi Yuasa	  Lemote Fulong mini-PC board based on the Chinese Loongson-2E CPU and
188ade299d8SYoichi Yuasa	  an FPGA northbridge
189ade299d8SYoichi Yuasa
1901da177e4SLinus Torvaldsconfig MIPS_ATLAS
1913fa986faSMartin Michlmayr	bool "MIPS Atlas board"
1921da177e4SLinus Torvalds	select BOOT_ELF32
19342f77542SRalf Baechle	select CEVT_R4K
194940f6b48SRalf Baechle	select CSRC_R4K
1951da177e4SLinus Torvalds	select DMA_NONCOHERENT
19636a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
1975e83d430SRalf Baechle	select IRQ_CPU
1981da177e4SLinus Torvalds	select HW_HAS_PCI
1995e83d430SRalf Baechle	select MIPS_BOARDS_GEN
2005e83d430SRalf Baechle	select MIPS_BONITO64
201252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
2025e83d430SRalf Baechle	select MIPS_MSC
203f4b7cdb4SMaciej W. Rozycki	select RM7000_CPU_SCACHE
2041da177e4SLinus Torvalds	select SWAP_IO_SPACE
2057cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
2067cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
2077cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
2087cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
2097cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
210ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
211ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
2125e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
2135e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
214f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING if EXPERIMENTAL
2159693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
216e77c232cSFranck Bui-Huu	select GENERIC_HARDIRQS_NO__DO_IRQ
2171da177e4SLinus Torvalds	help
218f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Atlas evaluation
2191da177e4SLinus Torvalds	  board.
2201da177e4SLinus Torvalds
2211da177e4SLinus Torvaldsconfig MIPS_MALTA
2223fa986faSMartin Michlmayr	bool "MIPS Malta board"
22361ed242dSRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
2241da177e4SLinus Torvalds	select BOOT_ELF32
22542f77542SRalf Baechle	select CEVT_R4K
226940f6b48SRalf Baechle	select CSRC_R4K
2271da177e4SLinus Torvalds	select DMA_NONCOHERENT
2281da177e4SLinus Torvalds	select GENERIC_ISA_DMA
229aa414dffSRalf Baechle	select IRQ_CPU
2301da177e4SLinus Torvalds	select HW_HAS_PCI
231d865bea4SRalf Baechle	select I8253
2321da177e4SLinus Torvalds	select I8259
2335e83d430SRalf Baechle	select MIPS_BOARDS_GEN
2345e83d430SRalf Baechle	select MIPS_BONITO64
2359318c51aSChris Dearman	select MIPS_CPU_SCACHE
236252161ecSYoichi Yuasa	select PCI_GT64XXX_PCI0
2375e83d430SRalf Baechle	select MIPS_MSC
2381da177e4SLinus Torvalds	select SWAP_IO_SPACE
2397cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
2407cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
2417cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
2427cf8053bSRalf Baechle	select SYS_HAS_CPU_NEVADA
2437cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
24436a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
245ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
246ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
2475e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
2485e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
249f41ae0b2SRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
2509693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
2511da177e4SLinus Torvalds	help
252f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies Malta evaluation
2531da177e4SLinus Torvalds	  board.
2541da177e4SLinus Torvalds
2551da177e4SLinus Torvaldsconfig MIPS_SEAD
256d98cc84dSRalf Baechle	bool "MIPS SEAD board"
25742f77542SRalf Baechle	select CEVT_R4K
258940f6b48SRalf Baechle	select CSRC_R4K
2591da177e4SLinus Torvalds	select IRQ_CPU
2601da177e4SLinus Torvalds	select DMA_NONCOHERENT
26136a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
2625e83d430SRalf Baechle	select MIPS_BOARDS_GEN
2637cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
2647cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
2657cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS64_R1
266ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
2675e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
2685e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
2695e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
2709693a853SFranck Bui-Huu	select SYS_SUPPORTS_SMARTMIPS
271f638d197SMaciej W. Rozycki	help
272f638d197SMaciej W. Rozycki	  This enables support for the MIPS Technologies SEAD evaluation
273f638d197SMaciej W. Rozycki	  board.
2741da177e4SLinus Torvalds
275c78cbf49SRalf Baechleconfig MIPS_SIM
2763fa986faSMartin Michlmayr	bool 'MIPS simulator (MIPSsim)'
27742f77542SRalf Baechle	select CEVT_R4K
278940f6b48SRalf Baechle	select CSRC_R4K
279c78cbf49SRalf Baechle	select DMA_NONCOHERENT
28036a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
281c78cbf49SRalf Baechle	select IRQ_CPU
2829267a30dSMarc St-Jean	select BOOT_RAW
2837cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
2847cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R2
28536a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
286c78cbf49SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
287c78cbf49SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
288f6e2373aSRalf Baechle	select SYS_SUPPORTS_MULTITHREADING
289c78cbf49SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
290c78cbf49SRalf Baechle	help
291c78cbf49SRalf Baechle	  This option enables support for MIPS Technologies MIPSsim software
292c78cbf49SRalf Baechle	  emulator.
293c78cbf49SRalf Baechle
294ade299d8SYoichi Yuasaconfig MARKEINS
295ade299d8SYoichi Yuasa	bool "NEC EMMA2RH Mark-eins"
29642f77542SRalf Baechle	select CEVT_R4K
297940f6b48SRalf Baechle	select CSRC_R4K
298ade299d8SYoichi Yuasa	select DMA_NONCOHERENT
299ade299d8SYoichi Yuasa	select HW_HAS_PCI
300ade299d8SYoichi Yuasa	select IRQ_CPU
301ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
302ade299d8SYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
303ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
304ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
305ade299d8SYoichi Yuasa	select SYS_HAS_CPU_R5000
306ade299d8SYoichi Yuasa	help
307ade299d8SYoichi Yuasa	  This enables support for the R5432-based NEC Mark-eins
308ade299d8SYoichi Yuasa	  boards with R5500 CPU.
309ade299d8SYoichi Yuasa
3105e83d430SRalf Baechleconfig MACH_VR41XX
31174142d65SYoichi Yuasa	bool "NEC VR4100 series based machines"
31242f77542SRalf Baechle	select CEVT_R4K
313940f6b48SRalf Baechle	select CSRC_R4K
3147cf8053bSRalf Baechle	select SYS_HAS_CPU_VR41XX
3159fd32cfbSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
3165e83d430SRalf Baechle
317ade299d8SYoichi Yuasaconfig PNX8550_JBS
318ade299d8SYoichi Yuasa	bool "Philips PNX8550 based JBS board"
319ade299d8SYoichi Yuasa	select PNX8550
320ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
321ade299d8SYoichi Yuasa
322ade299d8SYoichi Yuasaconfig PNX8550_STB810
323ade299d8SYoichi Yuasa	bool "Philips PNX8550 based STB810 board"
324ade299d8SYoichi Yuasa	select PNX8550
325ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
326ade299d8SYoichi Yuasa
3279267a30dSMarc St-Jeanconfig PMC_MSP
3289267a30dSMarc St-Jean	bool "PMC-Sierra MSP chipsets"
3299267a30dSMarc St-Jean	depends on EXPERIMENTAL
3309267a30dSMarc St-Jean	select DMA_NONCOHERENT
3319267a30dSMarc St-Jean	select SWAP_IO_SPACE
3329267a30dSMarc St-Jean	select NO_EXCEPT_FILL
3339267a30dSMarc St-Jean	select BOOT_RAW
3349267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R1
3359267a30dSMarc St-Jean	select SYS_HAS_CPU_MIPS32_R2
3369267a30dSMarc St-Jean	select SYS_SUPPORTS_32BIT_KERNEL
3379267a30dSMarc St-Jean	select SYS_SUPPORTS_BIG_ENDIAN
3389267a30dSMarc St-Jean	select SYS_SUPPORTS_KGDB
3399267a30dSMarc St-Jean	select IRQ_CPU
3409267a30dSMarc St-Jean	select SERIAL_8250
3419267a30dSMarc St-Jean	select SERIAL_8250_CONSOLE
3429267a30dSMarc St-Jean	help
3439267a30dSMarc St-Jean	  This adds support for the PMC-Sierra family of Multi-Service
3449267a30dSMarc St-Jean	  Processor System-On-A-Chips.  These parts include a number
3459267a30dSMarc St-Jean	  of integrated peripherals, interfaces and DSPs in addition to
3469267a30dSMarc St-Jean	  a variety of MIPS cores.
3479267a30dSMarc St-Jean
3485e83d430SRalf Baechleconfig PMC_YOSEMITE
3493fa986faSMartin Michlmayr	bool "PMC-Sierra Yosemite eval board"
35042f77542SRalf Baechle	select CEVT_R4K
351940f6b48SRalf Baechle	select CSRC_R4K
3525e83d430SRalf Baechle	select DMA_COHERENT
3535e83d430SRalf Baechle	select HW_HAS_PCI
3545e83d430SRalf Baechle	select IRQ_CPU
3555e83d430SRalf Baechle	select IRQ_CPU_RM7K
3565e83d430SRalf Baechle	select IRQ_CPU_RM9K
3575e83d430SRalf Baechle	select SWAP_IO_SPACE
3587cf8053bSRalf Baechle	select SYS_HAS_CPU_RM9000
35936a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
3605e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
3615e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
3625e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
3635e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
364cc801077SRalf Baechle	select SYS_SUPPORTS_KGDB
365e73ea273SRalf Baechle	select SYS_SUPPORTS_SMP
3665e83d430SRalf Baechle	help
3675e83d430SRalf Baechle	  Yosemite is an evaluation board for the RM9000x2 processor
3685e83d430SRalf Baechle	  manufactured by PMC-Sierra.
3691da177e4SLinus Torvalds
37007119621SRalf Baechleconfig QEMU
3713fa986faSMartin Michlmayr	bool "Qemu"
37242f77542SRalf Baechle	select CEVT_R4K
373940f6b48SRalf Baechle	select CSRC_R4K
37407119621SRalf Baechle	select DMA_COHERENT
37507119621SRalf Baechle	select GENERIC_ISA_DMA
37607119621SRalf Baechle	select HAVE_STD_PC_SERIAL_PORT
377d865bea4SRalf Baechle	select I8253
37807119621SRalf Baechle	select I8259
3797bcf7717SRalf Baechle	select IRQ_CPU
38007119621SRalf Baechle	select ISA
38107119621SRalf Baechle	select SWAP_IO_SPACE
3827cf8053bSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
383a57c2289SRalf Baechle	select SYS_HAS_EARLY_PRINTK
38407119621SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
38507119621SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
386c8cc9618SAurelien Jarno	select SYS_SUPPORTS_LITTLE_ENDIAN
3879fd32cfbSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
38872ede9b1SAtsushi Nemoto	select NR_CPUS_DEFAULT_1
38972ede9b1SAtsushi Nemoto	select SYS_SUPPORTS_SMP
39007119621SRalf Baechle	help
39107119621SRalf Baechle	  Qemu is a software emulator which among other architectures also
39207119621SRalf Baechle	  can simulate a MIPS32 4Kc system.  This patch adds support for the
39307119621SRalf Baechle	  system architecture that currently is being simulated by Qemu.  It
39407119621SRalf Baechle	  will eventually be removed again when Qemu has the capability to
39507119621SRalf Baechle	  simulate actual MIPS hardware platforms.  More information on Qemu
39607119621SRalf Baechle	  can be found at http://www.linux-mips.org/wiki/Qemu.
39707119621SRalf Baechle
3981da177e4SLinus Torvaldsconfig SGI_IP22
3993fa986faSMartin Michlmayr	bool "SGI IP22 (Indy/Indigo2)"
4001da177e4SLinus Torvalds	select ARC
4011da177e4SLinus Torvalds	select ARC32
4021da177e4SLinus Torvalds	select BOOT_ELF32
40342f77542SRalf Baechle	select CEVT_R4K
404940f6b48SRalf Baechle	select CSRC_R4K
405*e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
4061da177e4SLinus Torvalds	select DMA_NONCOHERENT
4075e83d430SRalf Baechle	select HW_HAS_EISA
408d865bea4SRalf Baechle	select I8253
40968de4803SThomas Bogendoerfer	select I8259
4101da177e4SLinus Torvalds	select IP22_CPU_SCACHE
4111da177e4SLinus Torvalds	select IRQ_CPU
412aa414dffSRalf Baechle	select GENERIC_ISA_DMA_SUPPORT_BROKEN
413*e2defae5SThomas Bogendoerfer	select SGI_HAS_DS1286
414*e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
415*e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
416*e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
417*e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
418*e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
4191da177e4SLinus Torvalds	select SWAP_IO_SPACE
4207cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
4217cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
42236a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
423ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
424ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4255e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
4261da177e4SLinus Torvalds	help
4271da177e4SLinus Torvalds	  This are the SGI Indy, Challenge S and Indigo2, as well as certain
4281da177e4SLinus Torvalds	  OEM variants like the Tandem CMN B006S. To compile a Linux kernel
4291da177e4SLinus Torvalds	  that runs on these, say Y here.
4301da177e4SLinus Torvalds
4311da177e4SLinus Torvaldsconfig SGI_IP27
4323fa986faSMartin Michlmayr	bool "SGI IP27 (Origin200/2000)"
4331da177e4SLinus Torvalds	select ARC
4341da177e4SLinus Torvalds	select ARC64
4355e83d430SRalf Baechle	select BOOT_ELF64
436*e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
4371da177e4SLinus Torvalds	select DMA_IP27
43836a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
4391da177e4SLinus Torvalds	select HW_HAS_PCI
440130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_64
4417cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000
442ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
4435e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
444cc801077SRalf Baechle	select SYS_SUPPORTS_KGDB
445d8cb4e11SRalf Baechle	select SYS_SUPPORTS_NUMA
4461a5c5de1SRalf Baechle	select SYS_SUPPORTS_SMP
447e77c232cSFranck Bui-Huu	select GENERIC_HARDIRQS_NO__DO_IRQ
4481da177e4SLinus Torvalds	help
4491da177e4SLinus Torvalds	  This are the SGI Origin 200, Origin 2000 and Onyx 2 Graphics
4501da177e4SLinus Torvalds	  workstations.  To compile a Linux kernel that runs on these, say Y
4511da177e4SLinus Torvalds	  here.
4521da177e4SLinus Torvalds
453*e2defae5SThomas Bogendoerferconfig SGI_IP28
454*e2defae5SThomas Bogendoerfer	bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
455*e2defae5SThomas Bogendoerfer	depends on EXPERIMENTAL
456*e2defae5SThomas Bogendoerfer	select ARC
457*e2defae5SThomas Bogendoerfer	select ARC64
458*e2defae5SThomas Bogendoerfer	select BOOT_ELF64
459*e2defae5SThomas Bogendoerfer	select CEVT_R4K
460*e2defae5SThomas Bogendoerfer	select CSRC_R4K
461*e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION
462*e2defae5SThomas Bogendoerfer	select DMA_NONCOHERENT
463*e2defae5SThomas Bogendoerfer	select GENERIC_ISA_DMA_SUPPORT_BROKEN
464*e2defae5SThomas Bogendoerfer	select IRQ_CPU
465*e2defae5SThomas Bogendoerfer	select HW_HAS_EISA
466*e2defae5SThomas Bogendoerfer	select I8253
467*e2defae5SThomas Bogendoerfer	select I8259
468*e2defae5SThomas Bogendoerfer	select SGI_HAS_DS1286
469*e2defae5SThomas Bogendoerfer	select SGI_HAS_I8042
470*e2defae5SThomas Bogendoerfer	select SGI_HAS_INDYDOG
471*e2defae5SThomas Bogendoerfer	select SGI_HAS_SEEQ
472*e2defae5SThomas Bogendoerfer	select SGI_HAS_WD93
473*e2defae5SThomas Bogendoerfer	select SGI_HAS_ZILOG
474*e2defae5SThomas Bogendoerfer	select SWAP_IO_SPACE
475*e2defae5SThomas Bogendoerfer	select SYS_HAS_CPU_R10000
476*e2defae5SThomas Bogendoerfer	select SYS_HAS_EARLY_PRINTK
477*e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_64BIT_KERNEL
478*e2defae5SThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
479*e2defae5SThomas Bogendoerfer      help
480*e2defae5SThomas Bogendoerfer        This is the SGI Indigo2 with R10000 processor.  To compile a Linux
481*e2defae5SThomas Bogendoerfer        kernel that runs on these, say Y here.
482*e2defae5SThomas Bogendoerfer
4831da177e4SLinus Torvaldsconfig SGI_IP32
484cfd2afc0SRalf Baechle	bool "SGI IP32 (O2)"
4851da177e4SLinus Torvalds	select ARC
4861da177e4SLinus Torvalds	select ARC32
4871da177e4SLinus Torvalds	select BOOT_ELF32
48842f77542SRalf Baechle	select CEVT_R4K
489940f6b48SRalf Baechle	select CSRC_R4K
4901da177e4SLinus Torvalds	select DMA_NONCOHERENT
4911da177e4SLinus Torvalds	select HW_HAS_PCI
492dd67b155SRalf Baechle	select IRQ_CPU
4931da177e4SLinus Torvalds	select R5000_CPU_SCACHE
4941da177e4SLinus Torvalds	select RM7000_CPU_SCACHE
4957cf8053bSRalf Baechle	select SYS_HAS_CPU_R5000
4967cf8053bSRalf Baechle	select SYS_HAS_CPU_R10000 if BROKEN
4977cf8053bSRalf Baechle	select SYS_HAS_CPU_RM7000
498dd2f18feSRalf Baechle	select SYS_HAS_CPU_NEVADA
499ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
5005e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5011da177e4SLinus Torvalds	help
5021da177e4SLinus Torvalds	  If you want this kernel to run on SGI O2 workstation, say Y here.
5031da177e4SLinus Torvalds
504ade299d8SYoichi Yuasaconfig SIBYTE_CRHINE
505ade299d8SYoichi Yuasa	bool "Sibyte BCM91120C-CRhine"
5065e83d430SRalf Baechle	depends on EXPERIMENTAL
5075e83d430SRalf Baechle	select BOOT_ELF32
5085e83d430SRalf Baechle	select DMA_COHERENT
5095e83d430SRalf Baechle	select SIBYTE_BCM1120
5105e83d430SRalf Baechle	select SWAP_IO_SPACE
5117cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5125e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5135e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5145e83d430SRalf Baechle
515ade299d8SYoichi Yuasaconfig SIBYTE_CARMEL
516ade299d8SYoichi Yuasa	bool "Sibyte BCM91120x-Carmel"
5175e83d430SRalf Baechle	depends on EXPERIMENTAL
5185e83d430SRalf Baechle	select BOOT_ELF32
5195e83d430SRalf Baechle	select DMA_COHERENT
5205e83d430SRalf Baechle	select SIBYTE_BCM1120
5215e83d430SRalf Baechle	select SWAP_IO_SPACE
5227cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5235e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5245e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5255e83d430SRalf Baechle
5265e83d430SRalf Baechleconfig SIBYTE_CRHONE
5273fa986faSMartin Michlmayr	bool "Sibyte BCM91125C-CRhone"
5285e83d430SRalf Baechle	depends on EXPERIMENTAL
5295e83d430SRalf Baechle	select BOOT_ELF32
5305e83d430SRalf Baechle	select DMA_COHERENT
5315e83d430SRalf Baechle	select SIBYTE_BCM1125
5325e83d430SRalf Baechle	select SWAP_IO_SPACE
5337cf8053bSRalf Baechle	select SYS_HAS_CPU_SB1
5345e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
5355e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
5365e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
5375e83d430SRalf Baechle
538ade299d8SYoichi Yuasaconfig SIBYTE_RHONE
539ade299d8SYoichi Yuasa	bool "Sibyte BCM91125E-Rhone"
540ade299d8SYoichi Yuasa	depends on EXPERIMENTAL
541ade299d8SYoichi Yuasa	select BOOT_ELF32
542ade299d8SYoichi Yuasa	select DMA_COHERENT
543ade299d8SYoichi Yuasa	select SIBYTE_BCM1125H
544ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
545ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
546ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
547ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
548ade299d8SYoichi Yuasa
549ade299d8SYoichi Yuasaconfig SIBYTE_SWARM
550ade299d8SYoichi Yuasa	bool "Sibyte BCM91250A-SWARM"
551ade299d8SYoichi Yuasa	select BOOT_ELF32
552ade299d8SYoichi Yuasa	select DMA_COHERENT
553ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
554ade299d8SYoichi Yuasa	select SIBYTE_SB1250
555ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
556ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
557ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
558ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
559ade299d8SYoichi Yuasa	select SYS_SUPPORTS_KGDB
560ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
561cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
562ade299d8SYoichi Yuasa
563ade299d8SYoichi Yuasaconfig SIBYTE_LITTLESUR
564ade299d8SYoichi Yuasa	bool "Sibyte BCM91250C2-LittleSur"
565ade299d8SYoichi Yuasa	depends on EXPERIMENTAL
566ade299d8SYoichi Yuasa	select BOOT_ELF32
567ade299d8SYoichi Yuasa	select DMA_COHERENT
568ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
569ade299d8SYoichi Yuasa	select SIBYTE_SB1250
570ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
571ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
572ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
573ade299d8SYoichi Yuasa	select SYS_SUPPORTS_HIGHMEM
574ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
575ade299d8SYoichi Yuasa
576ade299d8SYoichi Yuasaconfig SIBYTE_SENTOSA
577ade299d8SYoichi Yuasa	bool "Sibyte BCM91250E-Sentosa"
578ade299d8SYoichi Yuasa	depends on EXPERIMENTAL
579ade299d8SYoichi Yuasa	select BOOT_ELF32
580ade299d8SYoichi Yuasa	select DMA_COHERENT
581ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_2
582ade299d8SYoichi Yuasa	select SIBYTE_SB1250
583ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
584ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
585ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
586ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
587ade299d8SYoichi Yuasa
588ade299d8SYoichi Yuasaconfig SIBYTE_BIGSUR
589ade299d8SYoichi Yuasa	bool "Sibyte BCM91480B-BigSur"
590ade299d8SYoichi Yuasa	select BOOT_ELF32
591ade299d8SYoichi Yuasa	select DMA_COHERENT
592ade299d8SYoichi Yuasa	select NR_CPUS_DEFAULT_4
593ade299d8SYoichi Yuasa	select SIBYTE_BCM1x80
594ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
595ade299d8SYoichi Yuasa	select SYS_HAS_CPU_SB1
596ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
597651194f8SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
598ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
599cce335aeSRalf Baechle	select ZONE_DMA32 if 64BIT
600ade299d8SYoichi Yuasa
60114b36af4SThomas Bogendoerferconfig SNI_RM
60214b36af4SThomas Bogendoerfer	bool "SNI RM200/300/400"
6034a0312fcSThomas Bogendoerfer	select ARC if CPU_LITTLE_ENDIAN
6044a0312fcSThomas Bogendoerfer	select ARC32 if CPU_LITTLE_ENDIAN
6055e83d430SRalf Baechle	select ARCH_MAY_HAVE_PC_FDC
6065e83d430SRalf Baechle	select BOOT_ELF32
60742f77542SRalf Baechle	select CEVT_R4K
608940f6b48SRalf Baechle	select CSRC_R4K
609*e2defae5SThomas Bogendoerfer	select DEFAULT_SGI_PARTITION if CPU_BIG_ENDIAN
6105e83d430SRalf Baechle	select DMA_NONCOHERENT
6115e83d430SRalf Baechle	select GENERIC_ISA_DMA
6125e83d430SRalf Baechle	select HW_HAS_EISA
6135e83d430SRalf Baechle	select HW_HAS_PCI
614c066a32aSThomas Bogendoerfer	select IRQ_CPU
615d865bea4SRalf Baechle	select I8253
6165e83d430SRalf Baechle	select I8259
6175e83d430SRalf Baechle	select ISA
6184a0312fcSThomas Bogendoerfer	select SWAP_IO_SPACE if CPU_BIG_ENDIAN
6197cf8053bSRalf Baechle	select SYS_HAS_CPU_R4X00
6204a0312fcSThomas Bogendoerfer	select SYS_HAS_CPU_R5000
621c066a32aSThomas Bogendoerfer	select SYS_HAS_CPU_R10000
6224a0312fcSThomas Bogendoerfer	select R5000_CPU_SCACHE
62336a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
624ed5ba2fbSYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
6255e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL if EXPERIMENTAL
6264a0312fcSThomas Bogendoerfer	select SYS_SUPPORTS_BIG_ENDIAN
6275e83d430SRalf Baechle	select SYS_SUPPORTS_HIGHMEM
6285e83d430SRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
6291da177e4SLinus Torvalds	help
63014b36af4SThomas Bogendoerfer	  The SNI RM200/300/400 are MIPS-based machines manufactured by
63114b36af4SThomas Bogendoerfer	  Siemens Nixdorf Informationssysteme (SNI), parent company of Pyramid
6325e83d430SRalf Baechle	  Technology and now in turn merged with Fujitsu.  Say Y here to
6335e83d430SRalf Baechle	  support this machine type.
6341da177e4SLinus Torvalds
6355e83d430SRalf Baechleconfig TOSHIBA_JMR3927
6363fa986faSMartin Michlmayr	bool "Toshiba JMR-TX3927 board"
637229f773eSAtsushi Nemoto	select CEVT_TXX9
6385e83d430SRalf Baechle	select DMA_NONCOHERENT
6395e83d430SRalf Baechle	select HW_HAS_PCI
6405e83d430SRalf Baechle	select MIPS_TX3927
641c87abd75SAtsushi Nemoto	select IRQ_TXX9
6425e83d430SRalf Baechle	select SWAP_IO_SPACE
6437cf8053bSRalf Baechle	select SYS_HAS_CPU_TX39XX
6445e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
6456a2603a2SSergei Shtylyov	select SYS_SUPPORTS_LITTLE_ENDIAN
6465e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
6472127435eSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
6485e83d430SRalf Baechle
6495e83d430SRalf Baechleconfig TOSHIBA_RBTX4927
65008a91283SYoichi Yuasa	bool "Toshiba RBTX49[23]7 board"
65142f77542SRalf Baechle	select CEVT_R4K
652940f6b48SRalf Baechle	select CSRC_R4K
653229f773eSAtsushi Nemoto	select CEVT_TXX9
6545e83d430SRalf Baechle	select DMA_NONCOHERENT
6555e83d430SRalf Baechle	select HAS_TXX9_SERIAL
6565e83d430SRalf Baechle	select HW_HAS_PCI
657c87abd75SAtsushi Nemoto	select IRQ_CPU
658c87abd75SAtsushi Nemoto	select IRQ_TXX9
659c87abd75SAtsushi Nemoto	select I8259 if TOSHIBA_FPCIB0
6605e83d430SRalf Baechle	select SWAP_IO_SPACE
6617cf8053bSRalf Baechle	select SYS_HAS_CPU_TX49XX
6625e83d430SRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
6635e83d430SRalf Baechle	select SYS_SUPPORTS_64BIT_KERNEL
6646a2603a2SSergei Shtylyov	select SYS_SUPPORTS_LITTLE_ENDIAN
6655e83d430SRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
666cc801077SRalf Baechle	select SYS_SUPPORTS_KGDB
6679fd32cfbSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
6685e83d430SRalf Baechle	help
6695e83d430SRalf Baechle	  This Toshiba board is based on the TX4927 processor. Say Y here to
6705e83d430SRalf Baechle	  support this machine type
6711da177e4SLinus Torvalds
67223fbee9dSRalf Baechleconfig TOSHIBA_RBTX4938
6733fa986faSMartin Michlmayr	bool "Toshiba RBTX4938 board"
67442f77542SRalf Baechle	select CEVT_R4K
675940f6b48SRalf Baechle	select CSRC_R4K
676229f773eSAtsushi Nemoto	select CEVT_TXX9
67723fbee9dSRalf Baechle	select DMA_NONCOHERENT
67823fbee9dSRalf Baechle	select HAS_TXX9_SERIAL
67923fbee9dSRalf Baechle	select HW_HAS_PCI
680c87abd75SAtsushi Nemoto	select IRQ_CPU
681c87abd75SAtsushi Nemoto	select IRQ_TXX9
68223fbee9dSRalf Baechle	select SWAP_IO_SPACE
6837cf8053bSRalf Baechle	select SYS_HAS_CPU_TX49XX
68423fbee9dSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
68523fbee9dSRalf Baechle	select SYS_SUPPORTS_LITTLE_ENDIAN
68623fbee9dSRalf Baechle	select SYS_SUPPORTS_BIG_ENDIAN
687cc801077SRalf Baechle	select SYS_SUPPORTS_KGDB
6889fd32cfbSAtsushi Nemoto	select GENERIC_HARDIRQS_NO__DO_IRQ
6893896b054SAtsushi Nemoto	select GENERIC_GPIO
69023fbee9dSRalf Baechle	help
69123fbee9dSRalf Baechle	  This Toshiba board is based on the TX4938 processor. Say Y here to
69223fbee9dSRalf Baechle	  support this machine type
69323fbee9dSRalf Baechle
694ade299d8SYoichi Yuasaconfig WR_PPMC
695ade299d8SYoichi Yuasa	bool "Wind River PPMC board"
69642f77542SRalf Baechle	select CEVT_R4K
697940f6b48SRalf Baechle	select CSRC_R4K
698ade299d8SYoichi Yuasa	select IRQ_CPU
699ade299d8SYoichi Yuasa	select BOOT_ELF32
700ade299d8SYoichi Yuasa	select DMA_NONCOHERENT
701ade299d8SYoichi Yuasa	select HW_HAS_PCI
702ade299d8SYoichi Yuasa	select PCI_GT64XXX_PCI0
703ade299d8SYoichi Yuasa	select SWAP_IO_SPACE
704ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS32_R1
705ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS32_R2
706ade299d8SYoichi Yuasa	select SYS_HAS_CPU_MIPS64_R1
707ade299d8SYoichi Yuasa	select SYS_HAS_CPU_NEVADA
708ade299d8SYoichi Yuasa	select SYS_HAS_CPU_RM7000
709ade299d8SYoichi Yuasa	select SYS_SUPPORTS_32BIT_KERNEL
710ade299d8SYoichi Yuasa	select SYS_SUPPORTS_64BIT_KERNEL
711ade299d8SYoichi Yuasa	select SYS_SUPPORTS_BIG_ENDIAN
712ade299d8SYoichi Yuasa	select SYS_SUPPORTS_LITTLE_ENDIAN
713ade299d8SYoichi Yuasa	help
714ade299d8SYoichi Yuasa	  This enables support for the Wind River MIPS32 4KC PPMC evaluation
715ade299d8SYoichi Yuasa	  board, which is based on GT64120 bridge chip.
716ade299d8SYoichi Yuasa
7171da177e4SLinus Torvaldsendchoice
7181da177e4SLinus Torvalds
719c3543e25SYoichi Yuasasource "arch/mips/au1000/Kconfig"
7205e83d430SRalf Baechlesource "arch/mips/jazz/Kconfig"
7211f21d2bdSBrian Murphysource "arch/mips/lasat/Kconfig"
7225e83d430SRalf Baechlesource "arch/mips/pmc-sierra/Kconfig"
72329c48699SRalf Baechlesource "arch/mips/sgi-ip27/Kconfig"
72438b18f72SRalf Baechlesource "arch/mips/sibyte/Kconfig"
7255e83d430SRalf Baechlesource "arch/mips/tx4927/Kconfig"
72623fbee9dSRalf Baechlesource "arch/mips/tx4938/Kconfig"
7275e83d430SRalf Baechlesource "arch/mips/vr41xx/Kconfig"
72838b18f72SRalf Baechle
7295e83d430SRalf Baechleendmenu
7305e83d430SRalf Baechle
7311da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
7321da177e4SLinus Torvalds	bool
7331da177e4SLinus Torvalds	default y
7341da177e4SLinus Torvalds
7351da177e4SLinus Torvaldsconfig RWSEM_XCHGADD_ALGORITHM
7361da177e4SLinus Torvalds	bool
7371da177e4SLinus Torvalds
738f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U32
739f0d1b0b3SDavid Howells	bool
740f0d1b0b3SDavid Howells	default n
741f0d1b0b3SDavid Howells
742f0d1b0b3SDavid Howellsconfig ARCH_HAS_ILOG2_U64
743f0d1b0b3SDavid Howells	bool
744f0d1b0b3SDavid Howells	default n
745f0d1b0b3SDavid Howells
74600a58253SRalf Baechleconfig ARCH_SUPPORTS_OPROFILE
74700a58253SRalf Baechle	bool
74800a58253SRalf Baechle	default y if !MIPS_MT_SMTC
74900a58253SRalf Baechle
7503c9ee7efSAkinobu Mitaconfig GENERIC_FIND_NEXT_BIT
7513c9ee7efSAkinobu Mita	bool
7523c9ee7efSAkinobu Mita	default y
7533c9ee7efSAkinobu Mita
7543c9ee7efSAkinobu Mitaconfig GENERIC_HWEIGHT
7553c9ee7efSAkinobu Mita	bool
7563c9ee7efSAkinobu Mita	default y
7573c9ee7efSAkinobu Mita
7581da177e4SLinus Torvaldsconfig GENERIC_CALIBRATE_DELAY
7591da177e4SLinus Torvalds	bool
7601da177e4SLinus Torvalds	default y
7611da177e4SLinus Torvalds
7627bcf7717SRalf Baechleconfig GENERIC_CLOCKEVENTS
7637bcf7717SRalf Baechle	bool
7647bcf7717SRalf Baechle	default y
7657bcf7717SRalf Baechle
7668db02010SRalf Baechleconfig GENERIC_TIME
7678db02010SRalf Baechle	bool
7688db02010SRalf Baechle	default y
7698db02010SRalf Baechle
770f5ff0a28SRalf Baechleconfig GENERIC_CMOS_UPDATE
771f5ff0a28SRalf Baechle	bool
772f5ff0a28SRalf Baechle	default y
773f5ff0a28SRalf Baechle
7741cc89038SAtsushi Nemotoconfig SCHED_NO_NO_OMIT_FRAME_POINTER
7751cc89038SAtsushi Nemoto	bool
7761cc89038SAtsushi Nemoto	default y
7771cc89038SAtsushi Nemoto
778e77c232cSFranck Bui-Huuconfig GENERIC_HARDIRQS_NO__DO_IRQ
779e77c232cSFranck Bui-Huu	bool
780e77c232cSFranck Bui-Huu	default n
781e77c232cSFranck Bui-Huu
7821da177e4SLinus Torvalds#
7831da177e4SLinus Torvalds# Select some configuration options automatically based on user selections.
7841da177e4SLinus Torvalds#
7851da177e4SLinus Torvaldsconfig ARC
7861da177e4SLinus Torvalds	bool
7871da177e4SLinus Torvalds
78861ed242dSRalf Baechleconfig ARCH_MAY_HAVE_PC_FDC
78961ed242dSRalf Baechle	bool
79061ed242dSRalf Baechle
7919267a30dSMarc St-Jeanconfig BOOT_RAW
7929267a30dSMarc St-Jean	bool
7939267a30dSMarc St-Jean
794217dd11eSRalf Baechleconfig CEVT_BCM1480
795217dd11eSRalf Baechle	bool
796217dd11eSRalf Baechle
7971097c6acSYoichi Yuasaconfig CEVT_GT641XX
7981097c6acSYoichi Yuasa	bool
7991097c6acSYoichi Yuasa
80042f77542SRalf Baechleconfig CEVT_R4K
80142f77542SRalf Baechle	bool
80242f77542SRalf Baechle
803217dd11eSRalf Baechleconfig CEVT_SB1250
804217dd11eSRalf Baechle	bool
805217dd11eSRalf Baechle
806229f773eSAtsushi Nemotoconfig CEVT_TXX9
807229f773eSAtsushi Nemoto	bool
808229f773eSAtsushi Nemoto
809217dd11eSRalf Baechleconfig CSRC_BCM1480
810217dd11eSRalf Baechle	bool
811217dd11eSRalf Baechle
812940f6b48SRalf Baechleconfig CSRC_R4K
813940f6b48SRalf Baechle	bool
814940f6b48SRalf Baechle
815217dd11eSRalf Baechleconfig CSRC_SB1250
816217dd11eSRalf Baechle	bool
817217dd11eSRalf Baechle
818df78b5c8SAurelien Jarnoconfig CFE
819df78b5c8SAurelien Jarno	bool
820df78b5c8SAurelien Jarno
8211da177e4SLinus Torvaldsconfig DMA_COHERENT
8221da177e4SLinus Torvalds	bool
8231da177e4SLinus Torvalds
8241da177e4SLinus Torvaldsconfig DMA_IP27
8251da177e4SLinus Torvalds	bool
8261da177e4SLinus Torvalds
8271da177e4SLinus Torvaldsconfig DMA_NONCOHERENT
8281da177e4SLinus Torvalds	bool
8294ce588cdSRalf Baechle	select DMA_NEED_PCI_MAP_STATE
8304ce588cdSRalf Baechle
8314ce588cdSRalf Baechleconfig DMA_NEED_PCI_MAP_STATE
8324ce588cdSRalf Baechle	bool
8331da177e4SLinus Torvalds
8341da177e4SLinus Torvaldsconfig EARLY_PRINTK
83536a88530SRalf Baechle	bool "Early printk" if EMBEDDED && DEBUG_KERNEL
83636a88530SRalf Baechle	depends on SYS_HAS_EARLY_PRINTK
83736a88530SRalf Baechle	default y
83836a88530SRalf Baechle	help
83936a88530SRalf Baechle	  This option enables special console drivers which allow the kernel
84036a88530SRalf Baechle	  to print messages very early in the bootup process.
84136a88530SRalf Baechle
84236a88530SRalf Baechle	  This is useful for kernel debugging when your machine crashes very
843490dcc4dSRobert P. J. Day	  early before the console code is initialized. For normal operation,
844490dcc4dSRobert P. J. Day	  it is not recommended because it looks ugly on some machines and
845490dcc4dSRobert P. J. Day	  doesn't cooperate with an X server. You should normally say N here,
84636a88530SRalf Baechle	  unless you want to debug such a crash.
84736a88530SRalf Baechle
84836a88530SRalf Baechleconfig SYS_HAS_EARLY_PRINTK
8491da177e4SLinus Torvalds	bool
8501da177e4SLinus Torvalds
851dbb74540SRalf Baechleconfig HOTPLUG_CPU
852dbb74540SRalf Baechle	bool
853dbb74540SRalf Baechle	default n
854dbb74540SRalf Baechle
8551da177e4SLinus Torvaldsconfig I8259
8561da177e4SLinus Torvalds	bool
8571da177e4SLinus Torvalds
8581da177e4SLinus Torvaldsconfig MIPS_BONITO64
8591da177e4SLinus Torvalds	bool
8601da177e4SLinus Torvalds
8611da177e4SLinus Torvaldsconfig MIPS_MSC
8621da177e4SLinus Torvalds	bool
8631da177e4SLinus Torvalds
8641f21d2bdSBrian Murphyconfig MIPS_NILE4
8651f21d2bdSBrian Murphy	bool
8661f21d2bdSBrian Murphy
8671da177e4SLinus Torvaldsconfig MIPS_DISABLE_OBSOLETE_IDE
8681da177e4SLinus Torvalds	bool
8691da177e4SLinus Torvalds
870d388d685SMaciej W. Rozyckiconfig NO_IOPORT
871d388d685SMaciej W. Rozycki	def_bool n
872d388d685SMaciej W. Rozycki
8738313da30SRalf Baechleconfig GENERIC_ISA_DMA
8748313da30SRalf Baechle	bool
8758313da30SRalf Baechle	select ZONE_DMA if GENERIC_ISA_DMA_SUPPORT_BROKEN=n
8768313da30SRalf Baechle
877aa414dffSRalf Baechleconfig GENERIC_ISA_DMA_SUPPORT_BROKEN
878aa414dffSRalf Baechle	bool
8798313da30SRalf Baechle	select GENERIC_ISA_DMA
880aa414dffSRalf Baechle
88109663335SYoichi Yuasaconfig GENERIC_GPIO
88209663335SYoichi Yuasa	bool
88309663335SYoichi Yuasa
8845e83d430SRalf Baechle#
8853cb2fcccSMatt LaPlante# Endianess selection.  Sufficiently obscure so many users don't know what to
8865e83d430SRalf Baechle# answer,so we try hard to limit the available choices.  Also the use of a
8875e83d430SRalf Baechle# choice statement should be more obvious to the user.
8885e83d430SRalf Baechle#
8895e83d430SRalf Baechlechoice
8905e83d430SRalf Baechle	prompt "Endianess selection"
8911da177e4SLinus Torvalds	help
8921da177e4SLinus Torvalds	  Some MIPS machines can be configured for either little or big endian
8935e83d430SRalf Baechle	  byte order. These modes require different kernels and a different
8943cb2fcccSMatt LaPlante	  Linux distribution.  In general there is one preferred byteorder for a
8955e83d430SRalf Baechle	  particular system but some systems are just as commonly used in the
8963dde6ad8SDavid Sterba	  one or the other endianness.
8975e83d430SRalf Baechle
8985e83d430SRalf Baechleconfig CPU_BIG_ENDIAN
8995e83d430SRalf Baechle	bool "Big endian"
9005e83d430SRalf Baechle	depends on SYS_SUPPORTS_BIG_ENDIAN
9015e83d430SRalf Baechle
9025e83d430SRalf Baechleconfig CPU_LITTLE_ENDIAN
9035e83d430SRalf Baechle	bool "Little endian"
9045e83d430SRalf Baechle	depends on SYS_SUPPORTS_LITTLE_ENDIAN
9055e83d430SRalf Baechle	help
9065e83d430SRalf Baechle
9075e83d430SRalf Baechleendchoice
9085e83d430SRalf Baechle
9092116245eSRalf Baechleconfig SYS_SUPPORTS_APM_EMULATION
9102116245eSRalf Baechle	bool
9112116245eSRalf Baechle
9125e83d430SRalf Baechleconfig SYS_SUPPORTS_BIG_ENDIAN
9135e83d430SRalf Baechle	bool
9145e83d430SRalf Baechle
9155e83d430SRalf Baechleconfig SYS_SUPPORTS_LITTLE_ENDIAN
9165e83d430SRalf Baechle	bool
9171da177e4SLinus Torvalds
9181da177e4SLinus Torvaldsconfig IRQ_CPU
9191da177e4SLinus Torvalds	bool
9201da177e4SLinus Torvalds
9211da177e4SLinus Torvaldsconfig IRQ_CPU_RM7K
9221da177e4SLinus Torvalds	bool
9231da177e4SLinus Torvalds
9245e83d430SRalf Baechleconfig IRQ_CPU_RM9K
9255e83d430SRalf Baechle	bool
9265e83d430SRalf Baechle
9279267a30dSMarc St-Jeanconfig IRQ_MSP_SLP
9289267a30dSMarc St-Jean	bool
9299267a30dSMarc St-Jean
9309267a30dSMarc St-Jeanconfig IRQ_MSP_CIC
9319267a30dSMarc St-Jean	bool
9329267a30dSMarc St-Jean
9338420fd00SAtsushi Nemotoconfig IRQ_TXX9
9348420fd00SAtsushi Nemoto	bool
9358420fd00SAtsushi Nemoto
936d5ab1a69SYoichi Yuasaconfig IRQ_GT641XX
937d5ab1a69SYoichi Yuasa	bool
938d5ab1a69SYoichi Yuasa
9391da177e4SLinus Torvaldsconfig MIPS_BOARDS_GEN
9401da177e4SLinus Torvalds	bool
9411da177e4SLinus Torvalds
942252161ecSYoichi Yuasaconfig PCI_GT64XXX_PCI0
9431da177e4SLinus Torvalds	bool
9441da177e4SLinus Torvalds
9459267a30dSMarc St-Jeanconfig NO_EXCEPT_FILL
9469267a30dSMarc St-Jean	bool
9479267a30dSMarc St-Jean
9481da177e4SLinus Torvaldsconfig MIPS_TX3927
9491da177e4SLinus Torvalds	bool
9501da177e4SLinus Torvalds	select HAS_TXX9_SERIAL
9511da177e4SLinus Torvalds
952663c3d90Sthomas@koeller.dyndns.orgconfig MIPS_RM9122
953663c3d90Sthomas@koeller.dyndns.org	bool
954663c3d90Sthomas@koeller.dyndns.org	select SERIAL_RM9000
955663c3d90Sthomas@koeller.dyndns.org
956bdf21b18SPete Popovconfig PNX8550
957bdf21b18SPete Popov	bool
958bdf21b18SPete Popov	select SOC_PNX8550
959bdf21b18SPete Popov
960bdf21b18SPete Popovconfig SOC_PNX8550
961bdf21b18SPete Popov	bool
962bdf21b18SPete Popov	select DMA_NONCOHERENT
963bdf21b18SPete Popov	select HW_HAS_PCI
964b8c2a77cSRalf Baechle	select SYS_HAS_CPU_MIPS32_R1
96536a88530SRalf Baechle	select SYS_HAS_EARLY_PRINTK
9667cf8053bSRalf Baechle	select SYS_SUPPORTS_32BIT_KERNEL
967e77c232cSFranck Bui-Huu	select GENERIC_HARDIRQS_NO__DO_IRQ
968cc801077SRalf Baechle	select SYS_SUPPORTS_KGDB
9694ead1681SFlorian Fainelli	select GENERIC_GPIO
970bdf21b18SPete Popov
9711da177e4SLinus Torvaldsconfig SWAP_IO_SPACE
9721da177e4SLinus Torvalds	bool
9731da177e4SLinus Torvalds
974355c471fSdmitry pervushinconfig EMMA2RH
975355c471fSdmitry pervushin	bool
976355c471fSdmitry pervushin	depends on MARKEINS
977355c471fSdmitry pervushin	default y
978355c471fSdmitry pervushin
979663c3d90Sthomas@koeller.dyndns.orgconfig SERIAL_RM9000
980663c3d90Sthomas@koeller.dyndns.org	bool
981663c3d90Sthomas@koeller.dyndns.org
982*e2defae5SThomas Bogendoerferconfig SGI_HAS_DS1286
983*e2defae5SThomas Bogendoerfer	bool
984*e2defae5SThomas Bogendoerfer
985*e2defae5SThomas Bogendoerferconfig SGI_HAS_INDYDOG
986*e2defae5SThomas Bogendoerfer	bool
987*e2defae5SThomas Bogendoerfer
988*e2defae5SThomas Bogendoerferconfig SGI_HAS_SEEQ
989*e2defae5SThomas Bogendoerfer	bool
990*e2defae5SThomas Bogendoerfer
991*e2defae5SThomas Bogendoerferconfig SGI_HAS_WD93
992*e2defae5SThomas Bogendoerfer	bool
993*e2defae5SThomas Bogendoerfer
994*e2defae5SThomas Bogendoerferconfig SGI_HAS_ZILOG
995*e2defae5SThomas Bogendoerfer	bool
996*e2defae5SThomas Bogendoerfer
997*e2defae5SThomas Bogendoerferconfig SGI_HAS_I8042
998*e2defae5SThomas Bogendoerfer	bool
999*e2defae5SThomas Bogendoerfer
1000*e2defae5SThomas Bogendoerferconfig DEFAULT_SGI_PARTITION
1001*e2defae5SThomas Bogendoerfer	bool
1002*e2defae5SThomas Bogendoerfer
10035e83d430SRalf Baechleconfig ARC32
10045e83d430SRalf Baechle	bool
10055e83d430SRalf Baechle
10061da177e4SLinus Torvaldsconfig BOOT_ELF32
10071da177e4SLinus Torvalds	bool
10081da177e4SLinus Torvalds
10091da177e4SLinus Torvaldsconfig MIPS_L1_CACHE_SHIFT
10101da177e4SLinus Torvalds	int
101106cf5583SThomas Bogendoerfer	default "4" if MACH_DECSTATION
1012*e2defae5SThomas Bogendoerfer	default "7" if SGI_IP27 || SGI_IP28 || SNI_RM
10139267a30dSMarc St-Jean	default "4" if PMC_MSP4200_EVAL
10141da177e4SLinus Torvalds	default "5"
10151da177e4SLinus Torvalds
10161da177e4SLinus Torvaldsconfig HAVE_STD_PC_SERIAL_PORT
10171da177e4SLinus Torvalds	bool
10181da177e4SLinus Torvalds
10191da177e4SLinus Torvaldsconfig ARC_CONSOLE
10201da177e4SLinus Torvalds	bool "ARC console support"
1021*e2defae5SThomas Bogendoerfer	depends on SGI_IP22 || SGI_IP28 || (SNI_RM && CPU_LITTLE_ENDIAN)
10221da177e4SLinus Torvalds
10231da177e4SLinus Torvaldsconfig ARC_MEMORY
10241da177e4SLinus Torvalds	bool
102514b36af4SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP32
10261da177e4SLinus Torvalds	default y
10271da177e4SLinus Torvalds
10281da177e4SLinus Torvaldsconfig ARC_PROMLIB
10291da177e4SLinus Torvalds	bool
1030*e2defae5SThomas Bogendoerfer	depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
10311da177e4SLinus Torvalds	default y
10321da177e4SLinus Torvalds
10331da177e4SLinus Torvaldsconfig ARC64
10341da177e4SLinus Torvalds	bool
10351da177e4SLinus Torvalds
10361da177e4SLinus Torvaldsconfig BOOT_ELF64
10371da177e4SLinus Torvalds	bool
10381da177e4SLinus Torvalds
10391da177e4SLinus Torvaldsmenu "CPU selection"
10401da177e4SLinus Torvalds
10411da177e4SLinus Torvaldschoice
10421da177e4SLinus Torvalds	prompt "CPU type"
10431da177e4SLinus Torvalds	default CPU_R4X00
10441da177e4SLinus Torvalds
10452a21c730SFuxin Zhangconfig CPU_LOONGSON2
10462a21c730SFuxin Zhang	bool "Loongson 2"
10472a21c730SFuxin Zhang	depends on SYS_HAS_CPU_LOONGSON2
10482a21c730SFuxin Zhang	select CPU_SUPPORTS_32BIT_KERNEL
10492a21c730SFuxin Zhang	select CPU_SUPPORTS_64BIT_KERNEL
10502a21c730SFuxin Zhang	select CPU_SUPPORTS_HIGHMEM
10512a21c730SFuxin Zhang	help
10522a21c730SFuxin Zhang	  The Loongson 2E processor implements the MIPS III instruction set
10532a21c730SFuxin Zhang	  with many extensions.
10542a21c730SFuxin Zhang
10556e760c8dSRalf Baechleconfig CPU_MIPS32_R1
10566e760c8dSRalf Baechle	bool "MIPS32 Release 1"
10577cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R1
1058f7062ddbSRalf Baechle	select CPU_HAS_LLSC
10596e760c8dSRalf Baechle	select CPU_HAS_PREFETCH
1060797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1061ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
10626e760c8dSRalf Baechle	help
10635e83d430SRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
10641e5f1caaSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
10651e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
10661e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
10671e5f1caaSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
10681e5f1caaSRalf Baechle	  Release 2 of the MIPS32 architecture is available since several
10691e5f1caaSRalf Baechle	  years so chances are you even have a MIPS32 Release 2 processor
10701e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS32_R2 instead for better
10711e5f1caaSRalf Baechle	  performance.
10721e5f1caaSRalf Baechle
10731e5f1caaSRalf Baechleconfig CPU_MIPS32_R2
10741e5f1caaSRalf Baechle	bool "MIPS32 Release 2"
10757cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS32_R2
1076f7062ddbSRalf Baechle	select CPU_HAS_LLSC
10771e5f1caaSRalf Baechle	select CPU_HAS_PREFETCH
1078797798c1SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
1079ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
10801e5f1caaSRalf Baechle	help
10815e83d430SRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
10826e760c8dSRalf Baechle	  MIPS32 architecture.  Most modern embedded systems with a 32-bit
10836e760c8dSRalf Baechle	  MIPS processor are based on a MIPS32 processor.  If you know the
10846e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
10856e760c8dSRalf Baechle	  otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system.
10861da177e4SLinus Torvalds
10876e760c8dSRalf Baechleconfig CPU_MIPS64_R1
10886e760c8dSRalf Baechle	bool "MIPS64 Release 1"
10897cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R1
1090f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1091797798c1SRalf Baechle	select CPU_HAS_PREFETCH
1092ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1093ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1094ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
10956e760c8dSRalf Baechle	help
10966e760c8dSRalf Baechle	  Choose this option to build a kernel for release 1 or later of the
10976e760c8dSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
10986e760c8dSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
10996e760c8dSRalf Baechle	  specific type of processor in your system, choose those that one
11006e760c8dSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
11011e5f1caaSRalf Baechle	  Release 2 of the MIPS64 architecture is available since several
11021e5f1caaSRalf Baechle	  years so chances are you even have a MIPS64 Release 2 processor
11031e5f1caaSRalf Baechle	  in which case you should choose CPU_MIPS64_R2 instead for better
11041e5f1caaSRalf Baechle	  performance.
11051e5f1caaSRalf Baechle
11061e5f1caaSRalf Baechleconfig CPU_MIPS64_R2
11071e5f1caaSRalf Baechle	bool "MIPS64 Release 2"
11087cf8053bSRalf Baechle	depends on SYS_HAS_CPU_MIPS64_R2
1109f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1110797798c1SRalf Baechle	select CPU_HAS_PREFETCH
11111e5f1caaSRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
11121e5f1caaSRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
1113ec28f306SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
11141e5f1caaSRalf Baechle	help
11151e5f1caaSRalf Baechle	  Choose this option to build a kernel for release 2 or later of the
11161e5f1caaSRalf Baechle	  MIPS64 architecture.  Many modern embedded systems with a 64-bit
11171e5f1caaSRalf Baechle	  MIPS processor are based on a MIPS64 processor.  If you know the
11181e5f1caaSRalf Baechle	  specific type of processor in your system, choose those that one
11191e5f1caaSRalf Baechle	  otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system.
11201da177e4SLinus Torvalds
11211da177e4SLinus Torvaldsconfig CPU_R3000
11221da177e4SLinus Torvalds	bool "R3000"
11237cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R3000
1124f7062ddbSRalf Baechle	select CPU_HAS_WB
1125ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1126797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
11271da177e4SLinus Torvalds	help
11281da177e4SLinus Torvalds	  Please make sure to pick the right CPU type. Linux/MIPS is not
11291da177e4SLinus Torvalds	  designed to be generic, i.e. Kernels compiled for R3000 CPUs will
11301da177e4SLinus Torvalds	  *not* work on R4000 machines and vice versa.  However, since most
11311da177e4SLinus Torvalds	  of the supported machines have an R4000 (or similar) CPU, R4x00
11321da177e4SLinus Torvalds	  might be a safe bet.  If the resulting kernel does not work,
11331da177e4SLinus Torvalds	  try to recompile with R3000.
11341da177e4SLinus Torvalds
11351da177e4SLinus Torvaldsconfig CPU_TX39XX
11361da177e4SLinus Torvalds	bool "R39XX"
11377cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX39XX
1138ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
11391da177e4SLinus Torvalds
11401da177e4SLinus Torvaldsconfig CPU_VR41XX
11411da177e4SLinus Torvalds	bool "R41xx"
11427cf8053bSRalf Baechle	depends on SYS_HAS_CPU_VR41XX
1143ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1144ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
11451da177e4SLinus Torvalds	help
11465e83d430SRalf Baechle	  The options selects support for the NEC VR4100 series of processors.
11471da177e4SLinus Torvalds	  Only choose this option if you have one of these processors as a
11481da177e4SLinus Torvalds	  kernel built with this option will not run on any other type of
11491da177e4SLinus Torvalds	  processor or vice versa.
11501da177e4SLinus Torvalds
11511da177e4SLinus Torvaldsconfig CPU_R4300
11521da177e4SLinus Torvalds	bool "R4300"
11537cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4300
1154f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1155ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1156ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
11571da177e4SLinus Torvalds	help
11581da177e4SLinus Torvalds	  MIPS Technologies R4300-series processors.
11591da177e4SLinus Torvalds
11601da177e4SLinus Torvaldsconfig CPU_R4X00
11611da177e4SLinus Torvalds	bool "R4x00"
11627cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R4X00
1163f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1164ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1165ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
11661da177e4SLinus Torvalds	help
11671da177e4SLinus Torvalds	  MIPS Technologies R4000-series processors other than 4300, including
11681da177e4SLinus Torvalds	  the R4000, R4400, R4600, and 4700.
11691da177e4SLinus Torvalds
11701da177e4SLinus Torvaldsconfig CPU_TX49XX
11711da177e4SLinus Torvalds	bool "R49XX"
11727cf8053bSRalf Baechle	depends on SYS_HAS_CPU_TX49XX
1173f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1174de862b48SAtsushi Nemoto	select CPU_HAS_PREFETCH
1175ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1176ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
11771da177e4SLinus Torvalds
11781da177e4SLinus Torvaldsconfig CPU_R5000
11791da177e4SLinus Torvalds	bool "R5000"
11807cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5000
1181f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1182ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1183ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
11841da177e4SLinus Torvalds	help
11851da177e4SLinus Torvalds	  MIPS Technologies R5000-series processors other than the Nevada.
11861da177e4SLinus Torvalds
11871da177e4SLinus Torvaldsconfig CPU_R5432
11881da177e4SLinus Torvalds	bool "R5432"
11897cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R5432
1190f7062ddbSRalf Baechle	select CPU_HAS_LLSC
11915e83d430SRalf Baechle	select CPU_SUPPORTS_32BIT_KERNEL
11925e83d430SRalf Baechle	select CPU_SUPPORTS_64BIT_KERNEL
11931da177e4SLinus Torvalds
11941da177e4SLinus Torvaldsconfig CPU_R6000
11951da177e4SLinus Torvalds	bool "R6000"
1196ed5ba2fbSYoichi Yuasa	depends on EXPERIMENTAL
1197f7062ddbSRalf Baechle	select CPU_HAS_LLSC
11987cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R6000
1199ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
12001da177e4SLinus Torvalds	help
12011da177e4SLinus Torvalds	  MIPS Technologies R6000 and R6000A series processors.  Note these
1202c09b47d8SChris Dearman	  processors are extremely rare and the support for them is incomplete.
12031da177e4SLinus Torvalds
12041da177e4SLinus Torvaldsconfig CPU_NEVADA
12051da177e4SLinus Torvalds	bool "RM52xx"
12067cf8053bSRalf Baechle	depends on SYS_HAS_CPU_NEVADA
1207f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1208ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1209ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
12101da177e4SLinus Torvalds	help
12111da177e4SLinus Torvalds	  QED / PMC-Sierra RM52xx-series ("Nevada") processors.
12121da177e4SLinus Torvalds
12131da177e4SLinus Torvaldsconfig CPU_R8000
12141da177e4SLinus Torvalds	bool "R8000"
1215ed5ba2fbSYoichi Yuasa	depends on EXPERIMENTAL
12167cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R8000
1217f7062ddbSRalf Baechle	select CPU_HAS_LLSC
12185e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1219ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
12201da177e4SLinus Torvalds	help
12211da177e4SLinus Torvalds	  MIPS Technologies R8000 processors.  Note these processors are
12221da177e4SLinus Torvalds	  uncommon and the support for them is incomplete.
12231da177e4SLinus Torvalds
12241da177e4SLinus Torvaldsconfig CPU_R10000
12251da177e4SLinus Torvalds	bool "R10000"
12267cf8053bSRalf Baechle	depends on SYS_HAS_CPU_R10000
1227f7062ddbSRalf Baechle	select CPU_HAS_LLSC
12285e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1229ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1230ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1231797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12321da177e4SLinus Torvalds	help
12331da177e4SLinus Torvalds	  MIPS Technologies R10000-series processors.
12341da177e4SLinus Torvalds
12351da177e4SLinus Torvaldsconfig CPU_RM7000
12361da177e4SLinus Torvalds	bool "RM7000"
12377cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM7000
1238f7062ddbSRalf Baechle	select CPU_HAS_LLSC
12395e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1240ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1241ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1242797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12431da177e4SLinus Torvalds
12441da177e4SLinus Torvaldsconfig CPU_RM9000
12451da177e4SLinus Torvalds	bool "RM9000"
12467cf8053bSRalf Baechle	depends on SYS_HAS_CPU_RM9000
1247f7062ddbSRalf Baechle	select CPU_HAS_LLSC
12485e83d430SRalf Baechle	select CPU_HAS_PREFETCH
1249ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1250ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1251797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12520004a9dfSRalf Baechle	select WEAK_ORDERING
12531da177e4SLinus Torvalds
12541da177e4SLinus Torvaldsconfig CPU_SB1
12551da177e4SLinus Torvalds	bool "SB1"
12567cf8053bSRalf Baechle	depends on SYS_HAS_CPU_SB1
1257f7062ddbSRalf Baechle	select CPU_HAS_LLSC
1258ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_32BIT_KERNEL
1259ed5ba2fbSYoichi Yuasa	select CPU_SUPPORTS_64BIT_KERNEL
1260797798c1SRalf Baechle	select CPU_SUPPORTS_HIGHMEM
12610004a9dfSRalf Baechle	select WEAK_ORDERING
12621da177e4SLinus Torvalds
12631da177e4SLinus Torvaldsendchoice
12641da177e4SLinus Torvalds
12652a21c730SFuxin Zhangconfig SYS_HAS_CPU_LOONGSON2
12662a21c730SFuxin Zhang	bool
12672a21c730SFuxin Zhang
12687cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R1
12697cf8053bSRalf Baechle	bool
12707cf8053bSRalf Baechle
12717cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS32_R2
12727cf8053bSRalf Baechle	bool
12737cf8053bSRalf Baechle
12747cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R1
12757cf8053bSRalf Baechle	bool
12767cf8053bSRalf Baechle
12777cf8053bSRalf Baechleconfig SYS_HAS_CPU_MIPS64_R2
12787cf8053bSRalf Baechle	bool
12797cf8053bSRalf Baechle
12807cf8053bSRalf Baechleconfig SYS_HAS_CPU_R3000
12817cf8053bSRalf Baechle	bool
12827cf8053bSRalf Baechle
12837cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX39XX
12847cf8053bSRalf Baechle	bool
12857cf8053bSRalf Baechle
12867cf8053bSRalf Baechleconfig SYS_HAS_CPU_VR41XX
12877cf8053bSRalf Baechle	bool
12887cf8053bSRalf Baechle
12897cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4300
12907cf8053bSRalf Baechle	bool
12917cf8053bSRalf Baechle
12927cf8053bSRalf Baechleconfig SYS_HAS_CPU_R4X00
12937cf8053bSRalf Baechle	bool
12947cf8053bSRalf Baechle
12957cf8053bSRalf Baechleconfig SYS_HAS_CPU_TX49XX
12967cf8053bSRalf Baechle	bool
12977cf8053bSRalf Baechle
12987cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5000
12997cf8053bSRalf Baechle	bool
13007cf8053bSRalf Baechle
13017cf8053bSRalf Baechleconfig SYS_HAS_CPU_R5432
13027cf8053bSRalf Baechle	bool
13037cf8053bSRalf Baechle
13047cf8053bSRalf Baechleconfig SYS_HAS_CPU_R6000
13057cf8053bSRalf Baechle	bool
13067cf8053bSRalf Baechle
13077cf8053bSRalf Baechleconfig SYS_HAS_CPU_NEVADA
13087cf8053bSRalf Baechle	bool
13097cf8053bSRalf Baechle
13107cf8053bSRalf Baechleconfig SYS_HAS_CPU_R8000
13117cf8053bSRalf Baechle	bool
13127cf8053bSRalf Baechle
13137cf8053bSRalf Baechleconfig SYS_HAS_CPU_R10000
13147cf8053bSRalf Baechle	bool
13157cf8053bSRalf Baechle
13167cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM7000
13177cf8053bSRalf Baechle	bool
13187cf8053bSRalf Baechle
13197cf8053bSRalf Baechleconfig SYS_HAS_CPU_RM9000
13207cf8053bSRalf Baechle	bool
13217cf8053bSRalf Baechle
13227cf8053bSRalf Baechleconfig SYS_HAS_CPU_SB1
13237cf8053bSRalf Baechle	bool
13247cf8053bSRalf Baechle
132517099b11SRalf Baechle#
132617099b11SRalf Baechle# CPU may reorder R->R, R->W, W->R, W->W
132717099b11SRalf Baechle# Reordering beyond LL and SC is handled in WEAK_REORDERING_BEYOND_LLSC
132817099b11SRalf Baechle#
13290004a9dfSRalf Baechleconfig WEAK_ORDERING
13300004a9dfSRalf Baechle	bool
133117099b11SRalf Baechle
133217099b11SRalf Baechle#
133317099b11SRalf Baechle# CPU may reorder reads and writes beyond LL/SC
133417099b11SRalf Baechle# CPU may reorder R->LL, R->LL, W->LL, W->LL, R->SC, R->SC, W->SC, W->SC
133517099b11SRalf Baechle#
133617099b11SRalf Baechleconfig WEAK_REORDERING_BEYOND_LLSC
133717099b11SRalf Baechle	bool
13385e83d430SRalf Baechleendmenu
13395e83d430SRalf Baechle
13405e83d430SRalf Baechle#
13415e83d430SRalf Baechle# These two indicate any level of the MIPS32 and MIPS64 architecture
13425e83d430SRalf Baechle#
13435e83d430SRalf Baechleconfig CPU_MIPS32
13445e83d430SRalf Baechle	bool
13455e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS32_R2
13465e83d430SRalf Baechle
13475e83d430SRalf Baechleconfig CPU_MIPS64
13485e83d430SRalf Baechle	bool
13495e83d430SRalf Baechle	default y if CPU_MIPS64_R1 || CPU_MIPS64_R2
13505e83d430SRalf Baechle
13515e83d430SRalf Baechle#
1352c09b47d8SChris Dearman# These two indicate the revision of the architecture, either Release 1 or Release 2
13535e83d430SRalf Baechle#
13545e83d430SRalf Baechleconfig CPU_MIPSR1
13555e83d430SRalf Baechle	bool
13565e83d430SRalf Baechle	default y if CPU_MIPS32_R1 || CPU_MIPS64_R1
13575e83d430SRalf Baechle
13585e83d430SRalf Baechleconfig CPU_MIPSR2
13595e83d430SRalf Baechle	bool
13605e83d430SRalf Baechle	default y if CPU_MIPS32_R2 || CPU_MIPS64_R2
13615e83d430SRalf Baechle
13625e83d430SRalf Baechleconfig SYS_SUPPORTS_32BIT_KERNEL
13635e83d430SRalf Baechle	bool
13645e83d430SRalf Baechleconfig SYS_SUPPORTS_64BIT_KERNEL
13655e83d430SRalf Baechle	bool
13665e83d430SRalf Baechleconfig CPU_SUPPORTS_32BIT_KERNEL
13675e83d430SRalf Baechle	bool
13685e83d430SRalf Baechleconfig CPU_SUPPORTS_64BIT_KERNEL
13695e83d430SRalf Baechle	bool
13705e83d430SRalf Baechle
13715e83d430SRalf Baechlemenu "Kernel type"
13725e83d430SRalf Baechle
13735e83d430SRalf Baechlechoice
13745e83d430SRalf Baechle
13755e83d430SRalf Baechle	prompt "Kernel code model"
13765e83d430SRalf Baechle	help
13775e83d430SRalf Baechle	  You should only select this option if you have a workload that
13785e83d430SRalf Baechle	  actually benefits from 64-bit processing or if your machine has
13795e83d430SRalf Baechle	  large memory.  You will only be presented a single option in this
13805e83d430SRalf Baechle	  menu if your system does not support both 32-bit and 64-bit kernels.
13815e83d430SRalf Baechle
13825e83d430SRalf Baechleconfig 32BIT
13835e83d430SRalf Baechle	bool "32-bit kernel"
13845e83d430SRalf Baechle	depends on CPU_SUPPORTS_32BIT_KERNEL && SYS_SUPPORTS_32BIT_KERNEL
13855e83d430SRalf Baechle	select TRAD_SIGNALS
13865e83d430SRalf Baechle	help
13875e83d430SRalf Baechle	  Select this option if you want to build a 32-bit kernel.
13885e83d430SRalf Baechleconfig 64BIT
13895e83d430SRalf Baechle	bool "64-bit kernel"
13905e83d430SRalf Baechle	depends on CPU_SUPPORTS_64BIT_KERNEL && SYS_SUPPORTS_64BIT_KERNEL
13915e83d430SRalf Baechle	help
13925e83d430SRalf Baechle	  Select this option if you want to build a 64-bit kernel.
13935e83d430SRalf Baechle
13945e83d430SRalf Baechleendchoice
13955e83d430SRalf Baechle
13961da177e4SLinus Torvaldschoice
13971da177e4SLinus Torvalds	prompt "Kernel page size"
13981da177e4SLinus Torvalds	default PAGE_SIZE_4KB
13991da177e4SLinus Torvalds
14001da177e4SLinus Torvaldsconfig PAGE_SIZE_4KB
14011da177e4SLinus Torvalds	bool "4kB"
14021da177e4SLinus Torvalds	help
14031da177e4SLinus Torvalds	 This option select the standard 4kB Linux page size.  On some
14041da177e4SLinus Torvalds	 R3000-family processors this is the only available page size.  Using
14051da177e4SLinus Torvalds	 4kB page size will minimize memory consumption and is therefore
14061da177e4SLinus Torvalds	 recommended for low memory systems.
14071da177e4SLinus Torvalds
14081da177e4SLinus Torvaldsconfig PAGE_SIZE_8KB
14091da177e4SLinus Torvalds	bool "8kB"
14101da177e4SLinus Torvalds	depends on EXPERIMENTAL && CPU_R8000
14111da177e4SLinus Torvalds	help
14121da177e4SLinus Torvalds	  Using 8kB page size will result in higher performance kernel at
14131da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available
14141da177e4SLinus Torvalds	  only on the R8000 processor.  Not that at the time of this writing
14151da177e4SLinus Torvalds	  this option is still high experimental; there are also issues with
14161da177e4SLinus Torvalds	  compatibility of user applications.
14171da177e4SLinus Torvalds
14181da177e4SLinus Torvaldsconfig PAGE_SIZE_16KB
14191da177e4SLinus Torvalds	bool "16kB"
1420714bfad6SRalf Baechle	depends on !CPU_R3000 && !CPU_TX39XX
14211da177e4SLinus Torvalds	help
14221da177e4SLinus Torvalds	  Using 16kB page size will result in higher performance kernel at
14231da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
1424714bfad6SRalf Baechle	  all non-R3000 family processors.  Note that you will need a suitable
1425714bfad6SRalf Baechle	  Linux distribution to support this.
14261da177e4SLinus Torvalds
14271da177e4SLinus Torvaldsconfig PAGE_SIZE_64KB
14281da177e4SLinus Torvalds	bool "64kB"
14291da177e4SLinus Torvalds	depends on EXPERIMENTAL && !CPU_R3000 && !CPU_TX39XX
14301da177e4SLinus Torvalds	help
14311da177e4SLinus Torvalds	  Using 64kB page size will result in higher performance kernel at
14321da177e4SLinus Torvalds	  the price of higher memory consumption.  This option is available on
14331da177e4SLinus Torvalds	  all non-R3000 family processor.  Not that at the time of this
1434714bfad6SRalf Baechle	  writing this option is still high experimental.
14351da177e4SLinus Torvalds
14361da177e4SLinus Torvaldsendchoice
14371da177e4SLinus Torvalds
14381da177e4SLinus Torvaldsconfig BOARD_SCACHE
14391da177e4SLinus Torvalds	bool
14401da177e4SLinus Torvalds
14411da177e4SLinus Torvaldsconfig IP22_CPU_SCACHE
14421da177e4SLinus Torvalds	bool
14431da177e4SLinus Torvalds	select BOARD_SCACHE
14441da177e4SLinus Torvalds
14459318c51aSChris Dearman#
14469318c51aSChris Dearman# Support for a MIPS32 / MIPS64 style S-caches
14479318c51aSChris Dearman#
14489318c51aSChris Dearmanconfig MIPS_CPU_SCACHE
14499318c51aSChris Dearman	bool
14509318c51aSChris Dearman	select BOARD_SCACHE
14519318c51aSChris Dearman
14521da177e4SLinus Torvaldsconfig R5000_CPU_SCACHE
14531da177e4SLinus Torvalds	bool
14541da177e4SLinus Torvalds	select BOARD_SCACHE
14551da177e4SLinus Torvalds
14561da177e4SLinus Torvaldsconfig RM7000_CPU_SCACHE
14571da177e4SLinus Torvalds	bool
14581da177e4SLinus Torvalds	select BOARD_SCACHE
14591da177e4SLinus Torvalds
14601da177e4SLinus Torvaldsconfig SIBYTE_DMA_PAGEOPS
14611da177e4SLinus Torvalds	bool "Use DMA to clear/copy pages"
14621da177e4SLinus Torvalds	depends on CPU_SB1
14631da177e4SLinus Torvalds	help
14641da177e4SLinus Torvalds	  Instead of using the CPU to zero and copy pages, use a Data Mover
14651da177e4SLinus Torvalds	  channel.  These DMA channels are otherwise unused by the standard
14661da177e4SLinus Torvalds	  SiByte Linux port.  Seems to give a small performance benefit.
14671da177e4SLinus Torvalds
14681da177e4SLinus Torvaldsconfig CPU_HAS_PREFETCH
1469c8094b53SRalf Baechle	bool
14701da177e4SLinus Torvalds
1471340ee4b9SRalf Baechlechoice
1472340ee4b9SRalf Baechle	prompt "MIPS MT options"
1473f41ae0b2SRalf Baechle
1474f41ae0b2SRalf Baechleconfig MIPS_MT_DISABLED
1475f41ae0b2SRalf Baechle	bool "Disable multithreading support."
1476f41ae0b2SRalf Baechle	help
1477f41ae0b2SRalf Baechle	  Use this option if your workload can't take advantage of
1478f41ae0b2SRalf Baechle	  MIPS hardware multithreading support.  On systems that don't have
1479f41ae0b2SRalf Baechle	  the option of an MT-enabled processor this option will be the only
1480f41ae0b2SRalf Baechle	  option in this menu.
1481340ee4b9SRalf Baechle
148259d6ab86SRalf Baechleconfig MIPS_MT_SMP
148359d6ab86SRalf Baechle	bool "Use 1 TC on each available VPE for SMP"
148459d6ab86SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
148559d6ab86SRalf Baechle	select CPU_MIPSR2_IRQ_VI
1486d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
148759d6ab86SRalf Baechle	select MIPS_MT
1488f510aa3bSRalf Baechle	select NR_CPUS_DEFAULT_2
148959d6ab86SRalf Baechle	select SMP
14900ab7aefcSRalf Baechle	select SYS_SUPPORTS_SCHED_SMT if SMP
149159d6ab86SRalf Baechle	select SYS_SUPPORTS_SMP
149287353d8aSRalf Baechle	select SMP_UP
149359d6ab86SRalf Baechle	help
149459d6ab86SRalf Baechle	  This is a kernel model which is also known a VSMP or lately
149559d6ab86SRalf Baechle	  has been marketesed into SMVP.
149659d6ab86SRalf Baechle
149741c594abSRalf Baechleconfig MIPS_MT_SMTC
149841c594abSRalf Baechle	bool "SMTC: Use all TCs on all VPEs for SMP"
1499f41ae0b2SRalf Baechle	depends on CPU_MIPS32_R2
1500f41ae0b2SRalf Baechle	#depends on CPU_MIPS64_R2		# once there is hardware ...
1501f41ae0b2SRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
1502ea580401SRalf Baechle	select GENERIC_CLOCKEVENTS_BROADCAST
1503f7062ddbSRalf Baechle	select CPU_MIPSR2_IRQ_VI
1504d725cf38SChris Dearman	select CPU_MIPSR2_IRQ_EI
1505f41ae0b2SRalf Baechle	select MIPS_MT
1506130e2fb7SRalf Baechle	select NR_CPUS_DEFAULT_8
150741c594abSRalf Baechle	select SMP
150873b76c78SRalf Baechle	select SYS_SUPPORTS_SMP
150987353d8aSRalf Baechle	select SMP_UP
1510f41ae0b2SRalf Baechle	help
1511f41ae0b2SRalf Baechle	  This is a kernel model which is known a SMTC or lately has been
1512f41ae0b2SRalf Baechle	  marketesed into SMVP.
151341c594abSRalf Baechle
1514340ee4b9SRalf Baechleendchoice
1515340ee4b9SRalf Baechle
1516f41ae0b2SRalf Baechleconfig MIPS_MT
1517f41ae0b2SRalf Baechle	bool
1518f41ae0b2SRalf Baechle
15190ab7aefcSRalf Baechleconfig SCHED_SMT
15200ab7aefcSRalf Baechle	bool "SMT (multithreading) scheduler support"
15210ab7aefcSRalf Baechle	depends on SYS_SUPPORTS_SCHED_SMT
15220ab7aefcSRalf Baechle	default n
15230ab7aefcSRalf Baechle	help
15240ab7aefcSRalf Baechle	  SMT scheduler support improves the CPU scheduler's decision making
15250ab7aefcSRalf Baechle	  when dealing with MIPS MT enabled cores at a cost of slightly
15260ab7aefcSRalf Baechle	  increased overhead in some places. If unsure say N here.
15270ab7aefcSRalf Baechle
15280ab7aefcSRalf Baechleconfig SYS_SUPPORTS_SCHED_SMT
15290ab7aefcSRalf Baechle	bool
15300ab7aefcSRalf Baechle
15310ab7aefcSRalf Baechle
1532f41ae0b2SRalf Baechleconfig SYS_SUPPORTS_MULTITHREADING
1533f41ae0b2SRalf Baechle	bool
1534f41ae0b2SRalf Baechle
1535f088fc84SRalf Baechleconfig MIPS_MT_FPAFF
1536f088fc84SRalf Baechle	bool "Dynamic FPU affinity for FP-intensive threads"
1537f088fc84SRalf Baechle	default y
153807cc0c9eSRalf Baechle	depends on MIPS_MT_SMP || MIPS_MT_SMTC
153907cc0c9eSRalf Baechle
154007cc0c9eSRalf Baechleconfig MIPS_VPE_LOADER
154107cc0c9eSRalf Baechle	bool "VPE loader support."
154207cc0c9eSRalf Baechle	depends on SYS_SUPPORTS_MULTITHREADING
154307cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_VI
154407cc0c9eSRalf Baechle	select CPU_MIPSR2_IRQ_EI
154507cc0c9eSRalf Baechle	select MIPS_MT
154607cc0c9eSRalf Baechle	help
154707cc0c9eSRalf Baechle	  Includes a loader for loading an elf relocatable object
154807cc0c9eSRalf Baechle	  onto another VPE and running it.
1549f088fc84SRalf Baechle
1550ac8be955SRalf Baechleconfig MIPS_MT_SMTC_INSTANT_REPLAY
1551ac8be955SRalf Baechle	bool "Low-latency Dispatch of Deferred SMTC IPIs"
1552619af723SRalf Baechle	depends on MIPS_MT_SMTC && !PREEMPT
1553ac8be955SRalf Baechle	default y
1554ac8be955SRalf Baechle	help
1555ac8be955SRalf Baechle	  SMTC pseudo-interrupts between TCs are deferred and queued
1556ac8be955SRalf Baechle	  if the target TC is interrupt-inhibited (IXMT). In the first
1557ac8be955SRalf Baechle	  SMTC prototypes, these queued IPIs were serviced on return
1558ac8be955SRalf Baechle	  to user mode, or on entry into the kernel idle loop. The
1559ac8be955SRalf Baechle	  INSTANT_REPLAY option dispatches them as part of local_irq_restore()
1560ac8be955SRalf Baechle	  processing, which adds runtime overhead (hence the option to turn
1561ac8be955SRalf Baechle	  it off), but ensures that IPIs are handled promptly even under
1562ac8be955SRalf Baechle	  heavy I/O interrupt load.
1563ac8be955SRalf Baechle
15640db34215SKevin D. Kissellconfig MIPS_MT_SMTC_IM_BACKSTOP
15650db34215SKevin D. Kissell	bool "Use per-TC register bits as backstop for inhibited IM bits"
15660db34215SKevin D. Kissell	depends on MIPS_MT_SMTC
15670db34215SKevin D. Kissell	default y
15680db34215SKevin D. Kissell	help
15690db34215SKevin D. Kissell	  To support multiple TC microthreads acting as "CPUs" within
15700db34215SKevin D. Kissell	  a VPE, VPE-wide interrupt mask bits must be specially manipulated
15710db34215SKevin D. Kissell	  during interrupt handling. To support legacy drivers and interrupt
15720db34215SKevin D. Kissell	  controller management code, SMTC has a "backstop" to track and
15730db34215SKevin D. Kissell	  if necessary restore the interrupt mask. This has some performance
15740db34215SKevin D. Kissell	  impact on interrupt service overhead. Disable it only if you know
15750db34215SKevin D. Kissell	  what you are doing.
15760db34215SKevin D. Kissell
1577f571eff0SKevin D. Kissellconfig MIPS_MT_SMTC_IRQAFF
1578f571eff0SKevin D. Kissell	bool "Support IRQ affinity API"
1579f571eff0SKevin D. Kissell	depends on MIPS_MT_SMTC
1580f571eff0SKevin D. Kissell	default n
1581f571eff0SKevin D. Kissell	help
1582f571eff0SKevin D. Kissell	  Enables SMP IRQ affinity API (/proc/irq/*/smp_affinity, etc.)
1583f571eff0SKevin D. Kissell	  for SMTC Linux kernel. Requires platform support, of which
1584f571eff0SKevin D. Kissell	  an example can be found in the MIPS kernel i8259 and Malta
1585f571eff0SKevin D. Kissell	  platform code.  It is recommended that MIPS_MT_SMTC_INSTANT_REPLAY
1586f571eff0SKevin D. Kissell	  be enabled if MIPS_MT_SMTC_IRQAFF is used. Adds overhead to
1587f571eff0SKevin D. Kissell	  interrupt dispatch, and should be used only if you know what
1588f571eff0SKevin D. Kissell	  you are doing.
1589f571eff0SKevin D. Kissell
1590e01402b1SRalf Baechleconfig MIPS_VPE_LOADER_TOM
1591e01402b1SRalf Baechle	bool "Load VPE program into memory hidden from linux"
1592e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
1593e01402b1SRalf Baechle	default y
1594e01402b1SRalf Baechle	help
1595e01402b1SRalf Baechle	  The loader can use memory that is present but has been hidden from
1596e01402b1SRalf Baechle	  Linux using the kernel command line option "mem=xxMB". It's up to
1597e01402b1SRalf Baechle	  you to ensure the amount you put in the option and the space your
1598e01402b1SRalf Baechle	  program requires is less or equal to the amount physically present.
1599e01402b1SRalf Baechle
1600e01402b1SRalf Baechle# this should possibly be in drivers/char, but it is rather cpu related. Hmmm
1601e01402b1SRalf Baechleconfig MIPS_VPE_APSP_API
1602e01402b1SRalf Baechle	bool "Enable support for AP/SP API (RTLX)"
1603e01402b1SRalf Baechle	depends on MIPS_VPE_LOADER
16045e83d430SRalf Baechle	help
1605e01402b1SRalf Baechle
16062600990eSRalf Baechleconfig MIPS_APSP_KSPD
16072600990eSRalf Baechle	bool "Enable KSPD"
16082600990eSRalf Baechle	depends on MIPS_VPE_APSP_API
16092600990eSRalf Baechle	default y
16102600990eSRalf Baechle	help
16112600990eSRalf Baechle	  KSPD is a kernel daemon that accepts syscall requests from the SP
16122600990eSRalf Baechle	  side, actions them and returns the results. It also handles the
16132600990eSRalf Baechle	  "exit" syscall notifying other kernel modules the SP program is
16142600990eSRalf Baechle	  exiting.  You probably want to say yes here.
16152600990eSRalf Baechle
16161da177e4SLinus Torvaldsconfig SB1_PASS_1_WORKAROUNDS
16171da177e4SLinus Torvalds	bool
16181da177e4SLinus Torvalds	depends on CPU_SB1_PASS_1
16191da177e4SLinus Torvalds	default y
16201da177e4SLinus Torvalds
16211da177e4SLinus Torvaldsconfig SB1_PASS_2_WORKAROUNDS
16221da177e4SLinus Torvalds	bool
16231da177e4SLinus Torvalds	depends on CPU_SB1 && (CPU_SB1_PASS_2_2 || CPU_SB1_PASS_2)
16241da177e4SLinus Torvalds	default y
16251da177e4SLinus Torvalds
16261da177e4SLinus Torvaldsconfig SB1_PASS_2_1_WORKAROUNDS
16271da177e4SLinus Torvalds	bool
16281da177e4SLinus Torvalds	depends on CPU_SB1 && CPU_SB1_PASS_2
16291da177e4SLinus Torvalds	default y
16301da177e4SLinus Torvalds
16311da177e4SLinus Torvaldsconfig 64BIT_PHYS_ADDR
1632d806cb2bSRalf Baechle	bool
16331da177e4SLinus Torvalds
16341da177e4SLinus Torvaldsconfig CPU_HAS_LLSC
1635f7062ddbSRalf Baechle	bool
16361da177e4SLinus Torvalds
16379693a853SFranck Bui-Huuconfig CPU_HAS_SMARTMIPS
16389693a853SFranck Bui-Huu	depends on SYS_SUPPORTS_SMARTMIPS
16399693a853SFranck Bui-Huu	bool "Support for the SmartMIPS ASE"
16409693a853SFranck Bui-Huu	help
16419693a853SFranck Bui-Huu	  SmartMIPS is a extension of the MIPS32 architecture aimed at
16429693a853SFranck Bui-Huu	  increased security at both hardware and software level for
16439693a853SFranck Bui-Huu	  smartcards.  Enabling this option will allow proper use of the
16449693a853SFranck Bui-Huu	  SmartMIPS instructions by Linux applications.  However a kernel with
16459693a853SFranck Bui-Huu	  this option will not work on a MIPS core without SmartMIPS core.  If
16469693a853SFranck Bui-Huu	  you don't know you probably don't have SmartMIPS and should say N
16479693a853SFranck Bui-Huu	  here.
16489693a853SFranck Bui-Huu
16491da177e4SLinus Torvaldsconfig CPU_HAS_WB
1650f7062ddbSRalf Baechle	bool
1651e01402b1SRalf Baechle
1652f41ae0b2SRalf Baechle#
1653f41ae0b2SRalf Baechle# Vectored interrupt mode is an R2 feature
1654f41ae0b2SRalf Baechle#
1655e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_VI
1656f41ae0b2SRalf Baechle	bool
1657e01402b1SRalf Baechle
1658f41ae0b2SRalf Baechle#
1659f41ae0b2SRalf Baechle# Extended interrupt mode is an R2 feature
1660f41ae0b2SRalf Baechle#
1661e01402b1SRalf Baechleconfig CPU_MIPSR2_IRQ_EI
1662f41ae0b2SRalf Baechle	bool
1663e01402b1SRalf Baechle
16641da177e4SLinus Torvaldsconfig CPU_HAS_SYNC
16651da177e4SLinus Torvalds	bool
16661da177e4SLinus Torvalds	depends on !CPU_R3000
16671da177e4SLinus Torvalds	default y
16681da177e4SLinus Torvalds
1669ea580401SRalf Baechleconfig GENERIC_CLOCKEVENTS_BROADCAST
1670ea580401SRalf Baechle	bool
1671ea580401SRalf Baechle
16721da177e4SLinus Torvalds#
167320d60d99SMaciej W. Rozycki# CPU non-features
167420d60d99SMaciej W. Rozycki#
167520d60d99SMaciej W. Rozyckiconfig CPU_DADDI_WORKAROUNDS
167620d60d99SMaciej W. Rozycki	bool
167720d60d99SMaciej W. Rozycki
167820d60d99SMaciej W. Rozyckiconfig CPU_R4000_WORKAROUNDS
167920d60d99SMaciej W. Rozycki	bool
168020d60d99SMaciej W. Rozycki	select CPU_R4400_WORKAROUNDS
168120d60d99SMaciej W. Rozycki
168220d60d99SMaciej W. Rozyckiconfig CPU_R4400_WORKAROUNDS
168320d60d99SMaciej W. Rozycki	bool
168420d60d99SMaciej W. Rozycki
168520d60d99SMaciej W. Rozycki#
1686797798c1SRalf Baechle# Use the generic interrupt handling code in kernel/irq/:
1687797798c1SRalf Baechle#
1688797798c1SRalf Baechleconfig GENERIC_HARDIRQS
1689797798c1SRalf Baechle	bool
1690797798c1SRalf Baechle	default y
1691797798c1SRalf Baechle
1692797798c1SRalf Baechleconfig GENERIC_IRQ_PROBE
1693797798c1SRalf Baechle	bool
1694797798c1SRalf Baechle	default y
1695797798c1SRalf Baechle
16960d7012a9SIngo Molnarconfig IRQ_PER_CPU
16970d7012a9SIngo Molnar	bool
16980d7012a9SIngo Molnar
1699797798c1SRalf Baechle#
17001da177e4SLinus Torvalds# - Highmem only makes sense for the 32-bit kernel.
17011da177e4SLinus Torvalds# - The current highmem code will only work properly on physically indexed
17021da177e4SLinus Torvalds#   caches such as R3000, SB1, R7000 or those that look like they're virtually
17031da177e4SLinus Torvalds#   indexed such as R4000/R4400 SC and MC versions or R10000.  So for the
17041da177e4SLinus Torvalds#   moment we protect the user and offer the highmem option only on machines
17051da177e4SLinus Torvalds#   where it's known to be safe.  This will not offer highmem on a few systems
17061da177e4SLinus Torvalds#   such as MIPS32 and MIPS64 CPUs which may have virtual and physically
17071da177e4SLinus Torvalds#   indexed CPUs but we're playing safe.
1708797798c1SRalf Baechle# - We use SYS_SUPPORTS_HIGHMEM to offer highmem only for systems where we
1709797798c1SRalf Baechle#   know they might have memory configurations that could make use of highmem
1710797798c1SRalf Baechle#   support.
17111da177e4SLinus Torvalds#
17121da177e4SLinus Torvaldsconfig HIGHMEM
17131da177e4SLinus Torvalds	bool "High Memory Support"
1714797798c1SRalf Baechle	depends on 32BIT && CPU_SUPPORTS_HIGHMEM && SYS_SUPPORTS_HIGHMEM
1715797798c1SRalf Baechle
1716797798c1SRalf Baechleconfig CPU_SUPPORTS_HIGHMEM
1717797798c1SRalf Baechle	bool
1718797798c1SRalf Baechle
1719797798c1SRalf Baechleconfig SYS_SUPPORTS_HIGHMEM
1720797798c1SRalf Baechle	bool
17211da177e4SLinus Torvalds
17229693a853SFranck Bui-Huuconfig SYS_SUPPORTS_SMARTMIPS
17239693a853SFranck Bui-Huu	bool
17249693a853SFranck Bui-Huu
1725b4819b59SYoichi Yuasaconfig ARCH_FLATMEM_ENABLE
1726b4819b59SYoichi Yuasa	def_bool y
1727b4819b59SYoichi Yuasa	depends on !NUMA
1728b4819b59SYoichi Yuasa
1729d8cb4e11SRalf Baechleconfig ARCH_DISCONTIGMEM_ENABLE
1730d8cb4e11SRalf Baechle	bool
1731d8cb4e11SRalf Baechle	default y if SGI_IP27
1732d8cb4e11SRalf Baechle	help
17333dde6ad8SDavid Sterba	  Say Y to support efficient handling of discontiguous physical memory,
1734d8cb4e11SRalf Baechle	  for architectures which are either NUMA (Non-Uniform Memory Access)
1735d8cb4e11SRalf Baechle	  or have huge holes in the physical address space for other reasons.
1736d8cb4e11SRalf Baechle	  See <file:Documentation/vm/numa> for more.
1737d8cb4e11SRalf Baechle
1738cce335aeSRalf Baechleconfig ARCH_POPULATES_NODE_MAP
1739cce335aeSRalf Baechle	def_bool y
1740cce335aeSRalf Baechle
1741b1c6cd42SAtsushi Nemotoconfig ARCH_SPARSEMEM_ENABLE
1742b1c6cd42SAtsushi Nemoto	bool
17437de58fabSAtsushi Nemoto	select SPARSEMEM_STATIC
174431473747SAtsushi Nemoto
1745d8cb4e11SRalf Baechleconfig NUMA
1746d8cb4e11SRalf Baechle	bool "NUMA Support"
1747d8cb4e11SRalf Baechle	depends on SYS_SUPPORTS_NUMA
1748d8cb4e11SRalf Baechle	help
1749d8cb4e11SRalf Baechle	  Say Y to compile the kernel to support NUMA (Non-Uniform Memory
1750d8cb4e11SRalf Baechle	  Access).  This option improves performance on systems with more
1751d8cb4e11SRalf Baechle	  than two nodes; on two node systems it is generally better to
1752d8cb4e11SRalf Baechle	  leave it disabled; on single node systems disable this option
1753d8cb4e11SRalf Baechle	  disabled.
1754d8cb4e11SRalf Baechle
1755d8cb4e11SRalf Baechleconfig SYS_SUPPORTS_NUMA
1756d8cb4e11SRalf Baechle	bool
1757d8cb4e11SRalf Baechle
1758c80d79d7SYasunori Gotoconfig NODES_SHIFT
1759c80d79d7SYasunori Goto	int
1760c80d79d7SYasunori Goto	default "6"
1761c80d79d7SYasunori Goto	depends on NEED_MULTIPLE_NODES
1762c80d79d7SYasunori Goto
1763b4819b59SYoichi Yuasasource "mm/Kconfig"
1764b4819b59SYoichi Yuasa
17651da177e4SLinus Torvaldsconfig SMP
17661da177e4SLinus Torvalds	bool "Multi-Processing support"
1767e73ea273SRalf Baechle	depends on SYS_SUPPORTS_SMP
1768b4b30a5aSRalf Baechle	select IRQ_PER_CPU
1769e73ea273SRalf Baechle	help
17701da177e4SLinus Torvalds	  This enables support for systems with more than one CPU. If you have
17711da177e4SLinus Torvalds	  a system with only one CPU, like most personal computers, say N. If
17721da177e4SLinus Torvalds	  you have a system with more than one CPU, say Y.
17731da177e4SLinus Torvalds
17741da177e4SLinus Torvalds	  If you say N here, the kernel will run on single and multiprocessor
17751da177e4SLinus Torvalds	  machines, but will use only one CPU of a multiprocessor machine. If
17761da177e4SLinus Torvalds	  you say Y here, the kernel will run on many, but not all,
17771da177e4SLinus Torvalds	  singleprocessor machines. On a singleprocessor machine, the kernel
17781da177e4SLinus Torvalds	  will run faster if you say N here.
17791da177e4SLinus Torvalds
17801da177e4SLinus Torvalds	  People using multiprocessor machines who say Y here should also say
17811da177e4SLinus Torvalds	  Y to "Enhanced Real Time Clock Support", below.
17821da177e4SLinus Torvalds
17831da177e4SLinus Torvalds	  See also the <file:Documentation/smp.txt> and the SMP-HOWTO
17841da177e4SLinus Torvalds	  available at <http://www.tldp.org/docs.html#howto>.
17851da177e4SLinus Torvalds
17861da177e4SLinus Torvalds	  If you don't know what to do here, say N.
17871da177e4SLinus Torvalds
178887353d8aSRalf Baechleconfig SMP_UP
178987353d8aSRalf Baechle	bool
179087353d8aSRalf Baechle
1791e73ea273SRalf Baechleconfig SYS_SUPPORTS_SMP
1792e73ea273SRalf Baechle	bool
1793e73ea273SRalf Baechle
179472ede9b1SAtsushi Nemotoconfig NR_CPUS_DEFAULT_1
179572ede9b1SAtsushi Nemoto	bool
179672ede9b1SAtsushi Nemoto
1797130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_2
1798130e2fb7SRalf Baechle	bool
1799130e2fb7SRalf Baechle
1800130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_4
1801130e2fb7SRalf Baechle	bool
1802130e2fb7SRalf Baechle
1803130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_8
1804130e2fb7SRalf Baechle	bool
1805130e2fb7SRalf Baechle
1806130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_16
1807130e2fb7SRalf Baechle	bool
1808130e2fb7SRalf Baechle
1809130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_32
1810130e2fb7SRalf Baechle	bool
1811130e2fb7SRalf Baechle
1812130e2fb7SRalf Baechleconfig NR_CPUS_DEFAULT_64
1813130e2fb7SRalf Baechle	bool
1814130e2fb7SRalf Baechle
18151da177e4SLinus Torvaldsconfig NR_CPUS
18161da177e4SLinus Torvalds	int "Maximum number of CPUs (2-64)"
181772ede9b1SAtsushi Nemoto	range 1 64 if NR_CPUS_DEFAULT_1
18181da177e4SLinus Torvalds	depends on SMP
181972ede9b1SAtsushi Nemoto	default "1" if NR_CPUS_DEFAULT_1
1820130e2fb7SRalf Baechle	default "2" if NR_CPUS_DEFAULT_2
1821130e2fb7SRalf Baechle	default "4" if NR_CPUS_DEFAULT_4
1822130e2fb7SRalf Baechle	default "8" if NR_CPUS_DEFAULT_8
1823130e2fb7SRalf Baechle	default "16" if NR_CPUS_DEFAULT_16
1824130e2fb7SRalf Baechle	default "32" if NR_CPUS_DEFAULT_32
1825130e2fb7SRalf Baechle	default "64" if NR_CPUS_DEFAULT_64
18261da177e4SLinus Torvalds	help
18271da177e4SLinus Torvalds	  This allows you to specify the maximum number of CPUs which this
18281da177e4SLinus Torvalds	  kernel will support.  The maximum supported value is 32 for 32-bit
18291da177e4SLinus Torvalds	  kernel and 64 for 64-bit kernels; the minimum value which makes
183072ede9b1SAtsushi Nemoto	  sense is 1 for Qemu (useful only for kernel debugging purposes)
183172ede9b1SAtsushi Nemoto	  and 2 for all others.
18321da177e4SLinus Torvalds
18331da177e4SLinus Torvalds	  This is purely to save memory - each supported CPU adds
183472ede9b1SAtsushi Nemoto	  approximately eight kilobytes to the kernel image.  For best
183572ede9b1SAtsushi Nemoto	  performance should round up your number of processors to the next
183672ede9b1SAtsushi Nemoto	  power of two.
18371da177e4SLinus Torvalds
1838c4eee283SAtsushi Nemotosource "kernel/time/Kconfig"
1839c4eee283SAtsushi Nemoto
18401723b4a3SAtsushi Nemoto#
18411723b4a3SAtsushi Nemoto# Timer Interrupt Frequency Configuration
18421723b4a3SAtsushi Nemoto#
18431723b4a3SAtsushi Nemoto
18441723b4a3SAtsushi Nemotochoice
18451723b4a3SAtsushi Nemoto	prompt "Timer frequency"
18461723b4a3SAtsushi Nemoto	default HZ_250
18471723b4a3SAtsushi Nemoto	help
18481723b4a3SAtsushi Nemoto	 Allows the configuration of the timer frequency.
18491723b4a3SAtsushi Nemoto
18501723b4a3SAtsushi Nemoto	config HZ_48
18511723b4a3SAtsushi Nemoto		bool "48 HZ" if SYS_SUPPORTS_48HZ
18521723b4a3SAtsushi Nemoto
18531723b4a3SAtsushi Nemoto	config HZ_100
18541723b4a3SAtsushi Nemoto		bool "100 HZ" if SYS_SUPPORTS_100HZ || SYS_SUPPORTS_ARBIT_HZ
18551723b4a3SAtsushi Nemoto
18561723b4a3SAtsushi Nemoto	config HZ_128
18571723b4a3SAtsushi Nemoto		bool "128 HZ" if SYS_SUPPORTS_128HZ || SYS_SUPPORTS_ARBIT_HZ
18581723b4a3SAtsushi Nemoto
18591723b4a3SAtsushi Nemoto	config HZ_250
18601723b4a3SAtsushi Nemoto		bool "250 HZ" if SYS_SUPPORTS_250HZ || SYS_SUPPORTS_ARBIT_HZ
18611723b4a3SAtsushi Nemoto
18621723b4a3SAtsushi Nemoto	config HZ_256
18631723b4a3SAtsushi Nemoto		bool "256 HZ" if SYS_SUPPORTS_256HZ || SYS_SUPPORTS_ARBIT_HZ
18641723b4a3SAtsushi Nemoto
18651723b4a3SAtsushi Nemoto	config HZ_1000
18661723b4a3SAtsushi Nemoto		bool "1000 HZ" if SYS_SUPPORTS_1000HZ || SYS_SUPPORTS_ARBIT_HZ
18671723b4a3SAtsushi Nemoto
18681723b4a3SAtsushi Nemoto	config HZ_1024
18691723b4a3SAtsushi Nemoto		bool "1024 HZ" if SYS_SUPPORTS_1024HZ || SYS_SUPPORTS_ARBIT_HZ
18701723b4a3SAtsushi Nemoto
18711723b4a3SAtsushi Nemotoendchoice
18721723b4a3SAtsushi Nemoto
18731723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_48HZ
18741723b4a3SAtsushi Nemoto	bool
18751723b4a3SAtsushi Nemoto
18761723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_100HZ
18771723b4a3SAtsushi Nemoto	bool
18781723b4a3SAtsushi Nemoto
18791723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_128HZ
18801723b4a3SAtsushi Nemoto	bool
18811723b4a3SAtsushi Nemoto
18821723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_250HZ
18831723b4a3SAtsushi Nemoto	bool
18841723b4a3SAtsushi Nemoto
18851723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_256HZ
18861723b4a3SAtsushi Nemoto	bool
18871723b4a3SAtsushi Nemoto
18881723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1000HZ
18891723b4a3SAtsushi Nemoto	bool
18901723b4a3SAtsushi Nemoto
18911723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_1024HZ
18921723b4a3SAtsushi Nemoto	bool
18931723b4a3SAtsushi Nemoto
18941723b4a3SAtsushi Nemotoconfig SYS_SUPPORTS_ARBIT_HZ
18951723b4a3SAtsushi Nemoto	bool
18961723b4a3SAtsushi Nemoto	default y if !SYS_SUPPORTS_48HZ && !SYS_SUPPORTS_100HZ && \
18971723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_128HZ && !SYS_SUPPORTS_250HZ && \
18981723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_256HZ && !SYS_SUPPORTS_1000HZ && \
18991723b4a3SAtsushi Nemoto		     !SYS_SUPPORTS_1024HZ
19001723b4a3SAtsushi Nemoto
19011723b4a3SAtsushi Nemotoconfig HZ
19021723b4a3SAtsushi Nemoto	int
19031723b4a3SAtsushi Nemoto	default 48 if HZ_48
19041723b4a3SAtsushi Nemoto	default 100 if HZ_100
19051723b4a3SAtsushi Nemoto	default 128 if HZ_128
19061723b4a3SAtsushi Nemoto	default 250 if HZ_250
19071723b4a3SAtsushi Nemoto	default 256 if HZ_256
19081723b4a3SAtsushi Nemoto	default 1000 if HZ_1000
19091723b4a3SAtsushi Nemoto	default 1024 if HZ_1024
19101723b4a3SAtsushi Nemoto
1911e80de850SRalf Baechlesource "kernel/Kconfig.preempt"
19121da177e4SLinus Torvalds
19131da177e4SLinus Torvaldsconfig MIPS_INSANE_LARGE
19141da177e4SLinus Torvalds	bool "Support for large 64-bit configurations"
1915875d43e7SRalf Baechle	depends on CPU_R10000 && 64BIT
19161da177e4SLinus Torvalds	help
19171da177e4SLinus Torvalds	  MIPS R10000 does support a 44 bit / 16TB address space as opposed to
19181da177e4SLinus Torvalds	  previous 64-bit processors which only supported 40 bit / 1TB. If you
19191da177e4SLinus Torvalds	  need processes of more than 1TB virtual address space, say Y here.
19201da177e4SLinus Torvalds	  This will result in additional memory usage, so it is not
19211da177e4SLinus Torvalds	  recommended for normal users.
19221da177e4SLinus Torvalds
1923ea6e942bSAtsushi Nemotoconfig KEXEC
1924ea6e942bSAtsushi Nemoto	bool "Kexec system call (EXPERIMENTAL)"
1925ea6e942bSAtsushi Nemoto	depends on EXPERIMENTAL
1926ea6e942bSAtsushi Nemoto	help
1927ea6e942bSAtsushi Nemoto	  kexec is a system call that implements the ability to shutdown your
1928ea6e942bSAtsushi Nemoto	  current kernel, and to start another kernel.  It is like a reboot
19293dde6ad8SDavid Sterba	  but it is independent of the system firmware.   And like a reboot
1930ea6e942bSAtsushi Nemoto	  you can start any kernel with it, not just Linux.
1931ea6e942bSAtsushi Nemoto
193201dd2fbfSMatt LaPlante	  The name comes from the similarity to the exec system call.
1933ea6e942bSAtsushi Nemoto
1934ea6e942bSAtsushi Nemoto	  It is an ongoing process to be certain the hardware in a machine
1935ea6e942bSAtsushi Nemoto	  is properly shutdown, so do not be surprised if this code does not
1936ea6e942bSAtsushi Nemoto	  initially work for you.  It may help to enable device hotplugging
1937ea6e942bSAtsushi Nemoto	  support.  As of this writing the exact hardware interface is
1938ea6e942bSAtsushi Nemoto	  strongly in flux, so no good recommendation can be made.
1939ea6e942bSAtsushi Nemoto
1940ea6e942bSAtsushi Nemotoconfig SECCOMP
1941ea6e942bSAtsushi Nemoto	bool "Enable seccomp to safely compute untrusted bytecode"
1942293c5bd1SRalf Baechle	depends on PROC_FS
1943ea6e942bSAtsushi Nemoto	default y
1944ea6e942bSAtsushi Nemoto	help
1945ea6e942bSAtsushi Nemoto	  This kernel feature is useful for number crunching applications
1946ea6e942bSAtsushi Nemoto	  that may need to compute untrusted bytecode during their
1947ea6e942bSAtsushi Nemoto	  execution. By using pipes or other transports made available to
1948ea6e942bSAtsushi Nemoto	  the process as file descriptors supporting the read/write
1949ea6e942bSAtsushi Nemoto	  syscalls, it's possible to isolate those applications in
1950ea6e942bSAtsushi Nemoto	  their own address space using seccomp. Once seccomp is
1951ea6e942bSAtsushi Nemoto	  enabled via /proc/<pid>/seccomp, it cannot be disabled
1952ea6e942bSAtsushi Nemoto	  and the task is only allowed to execute a few safe syscalls
1953ea6e942bSAtsushi Nemoto	  defined by each seccomp mode.
1954ea6e942bSAtsushi Nemoto
1955ea6e942bSAtsushi Nemoto	  If unsure, say Y. Only embedded should say N here.
1956ea6e942bSAtsushi Nemoto
19575e83d430SRalf Baechleendmenu
19585e83d430SRalf Baechle
19591da177e4SLinus Torvaldsconfig RWSEM_GENERIC_SPINLOCK
19601da177e4SLinus Torvalds	bool
19611da177e4SLinus Torvalds	default y
19621da177e4SLinus Torvalds
19631df0f0ffSAtsushi Nemotoconfig LOCKDEP_SUPPORT
19641df0f0ffSAtsushi Nemoto	bool
19651df0f0ffSAtsushi Nemoto	default y
19661df0f0ffSAtsushi Nemoto
19671df0f0ffSAtsushi Nemotoconfig STACKTRACE_SUPPORT
19681df0f0ffSAtsushi Nemoto	bool
19691df0f0ffSAtsushi Nemoto	default y
19701df0f0ffSAtsushi Nemoto
1971b6c3539bSRalf Baechlesource "init/Kconfig"
1972b6c3539bSRalf Baechle
19731da177e4SLinus Torvaldsmenu "Bus options (PCI, PCMCIA, EISA, ISA, TC)"
19741da177e4SLinus Torvalds
19755e83d430SRalf Baechleconfig HW_HAS_EISA
19765e83d430SRalf Baechle	bool
19771da177e4SLinus Torvaldsconfig HW_HAS_PCI
19781da177e4SLinus Torvalds	bool
19791da177e4SLinus Torvalds
19801da177e4SLinus Torvaldsconfig PCI
19811da177e4SLinus Torvalds	bool "Support for PCI controller"
19821da177e4SLinus Torvalds	depends on HW_HAS_PCI
1983abb4ae46SRalf Baechle	select PCI_DOMAINS
19841da177e4SLinus Torvalds	help
19851da177e4SLinus Torvalds	  Find out whether you have a PCI motherboard. PCI is the name of a
19861da177e4SLinus Torvalds	  bus system, i.e. the way the CPU talks to the other stuff inside
19871da177e4SLinus Torvalds	  your box. Other bus systems are ISA, EISA, or VESA. If you have PCI,
19881da177e4SLinus Torvalds	  say Y, otherwise N.
19891da177e4SLinus Torvalds
19901da177e4SLinus Torvalds	  The PCI-HOWTO, available from
19911da177e4SLinus Torvalds	  <http://www.tldp.org/docs.html#howto>, contains valuable
19921da177e4SLinus Torvalds	  information about which PCI hardware does work under Linux and which
19931da177e4SLinus Torvalds	  doesn't.
19941da177e4SLinus Torvalds
19951da177e4SLinus Torvaldsconfig PCI_DOMAINS
19961da177e4SLinus Torvalds	bool
19971da177e4SLinus Torvalds
19981da177e4SLinus Torvaldssource "drivers/pci/Kconfig"
19991da177e4SLinus Torvalds
20001da177e4SLinus Torvalds#
20011da177e4SLinus Torvalds# ISA support is now enabled via select.  Too many systems still have the one
20021da177e4SLinus Torvalds# or other ISA chip on the board that users don't know about so don't expect
20031da177e4SLinus Torvalds# users to choose the right thing ...
20041da177e4SLinus Torvalds#
20051da177e4SLinus Torvaldsconfig ISA
20061da177e4SLinus Torvalds	bool
20071da177e4SLinus Torvalds
20081da177e4SLinus Torvaldsconfig EISA
20091da177e4SLinus Torvalds	bool "EISA support"
20105e83d430SRalf Baechle	depends on HW_HAS_EISA
20111da177e4SLinus Torvalds	select ISA
2012aa414dffSRalf Baechle	select GENERIC_ISA_DMA
20131da177e4SLinus Torvalds	---help---
20141da177e4SLinus Torvalds	  The Extended Industry Standard Architecture (EISA) bus was
20151da177e4SLinus Torvalds	  developed as an open alternative to the IBM MicroChannel bus.
20161da177e4SLinus Torvalds
20171da177e4SLinus Torvalds	  The EISA bus provided some of the features of the IBM MicroChannel
20181da177e4SLinus Torvalds	  bus while maintaining backward compatibility with cards made for
20191da177e4SLinus Torvalds	  the older ISA bus.  The EISA bus saw limited use between 1988 and
20201da177e4SLinus Torvalds	  1995 when it was made obsolete by the PCI bus.
20211da177e4SLinus Torvalds
20221da177e4SLinus Torvalds	  Say Y here if you are building a kernel for an EISA-based machine.
20231da177e4SLinus Torvalds
20241da177e4SLinus Torvalds	  Otherwise, say N.
20251da177e4SLinus Torvalds
20261da177e4SLinus Torvaldssource "drivers/eisa/Kconfig"
20271da177e4SLinus Torvalds
20281da177e4SLinus Torvaldsconfig TC
20291da177e4SLinus Torvalds	bool "TURBOchannel support"
20301da177e4SLinus Torvalds	depends on MACH_DECSTATION
20311da177e4SLinus Torvalds	help
20321da177e4SLinus Torvalds	  TurboChannel is a DEC (now Compaq (now HP)) bus for Alpha and MIPS
20331da177e4SLinus Torvalds	  processors.  Documentation on writing device drivers for TurboChannel
20341da177e4SLinus Torvalds	  is available at:
20351da177e4SLinus Torvalds	  <http://www.cs.arizona.edu/computer.help/policy/DIGITAL_unix/AA-PS3HD-TET1_html/TITLE.html>.
20361da177e4SLinus Torvalds
20371da177e4SLinus Torvalds#config ACCESSBUS
20381da177e4SLinus Torvalds#	bool "Access.Bus support"
20391da177e4SLinus Torvalds#	depends on TC
20401da177e4SLinus Torvalds
20411da177e4SLinus Torvaldsconfig MMU
20421da177e4SLinus Torvalds	bool
20431da177e4SLinus Torvalds	default y
20441da177e4SLinus Torvalds
2045d865bea4SRalf Baechleconfig I8253
2046d865bea4SRalf Baechle	bool
2047d865bea4SRalf Baechle
2048cce335aeSRalf Baechleconfig ZONE_DMA32
2049cce335aeSRalf Baechle	bool
2050cce335aeSRalf Baechle
20511da177e4SLinus Torvaldssource "drivers/pcmcia/Kconfig"
20521da177e4SLinus Torvalds
20531da177e4SLinus Torvaldssource "drivers/pci/hotplug/Kconfig"
20541da177e4SLinus Torvalds
20551da177e4SLinus Torvaldsendmenu
20561da177e4SLinus Torvalds
20571da177e4SLinus Torvaldsmenu "Executable file formats"
20581da177e4SLinus Torvalds
20591da177e4SLinus Torvaldssource "fs/Kconfig.binfmt"
20601da177e4SLinus Torvalds
20611da177e4SLinus Torvaldsconfig TRAD_SIGNALS
20621da177e4SLinus Torvalds	bool
20631da177e4SLinus Torvalds
20641da177e4SLinus Torvaldsconfig BINFMT_IRIX
20651da177e4SLinus Torvalds	bool "Include IRIX binary compatibility"
20665e83d430SRalf Baechle	depends on CPU_BIG_ENDIAN && 32BIT && BROKEN
20671da177e4SLinus Torvalds
20681da177e4SLinus Torvaldsconfig MIPS32_COMPAT
20691da177e4SLinus Torvalds	bool "Kernel support for Linux/MIPS 32-bit binary compatibility"
2070875d43e7SRalf Baechle	depends on 64BIT
20711da177e4SLinus Torvalds	help
20721da177e4SLinus Torvalds	  Select this option if you want Linux/MIPS 32-bit binary
20731da177e4SLinus Torvalds	  compatibility. Since all software available for Linux/MIPS is
20741da177e4SLinus Torvalds	  currently 32-bit you should say Y here.
20751da177e4SLinus Torvalds
20761da177e4SLinus Torvaldsconfig COMPAT
20771da177e4SLinus Torvalds	bool
20781da177e4SLinus Torvalds	depends on MIPS32_COMPAT
20791da177e4SLinus Torvalds	default y
20801da177e4SLinus Torvalds
208105e43966SAtsushi Nemotoconfig SYSVIPC_COMPAT
208205e43966SAtsushi Nemoto	bool
208305e43966SAtsushi Nemoto	depends on COMPAT && SYSVIPC
208405e43966SAtsushi Nemoto	default y
208505e43966SAtsushi Nemoto
20861da177e4SLinus Torvaldsconfig MIPS32_O32
20871da177e4SLinus Torvalds	bool "Kernel support for o32 binaries"
20881da177e4SLinus Torvalds	depends on MIPS32_COMPAT
20891da177e4SLinus Torvalds	help
20901da177e4SLinus Torvalds	  Select this option if you want to run o32 binaries.  These are pure
20911da177e4SLinus Torvalds	  32-bit binaries as used by the 32-bit Linux/MIPS port.  Most of
20921da177e4SLinus Torvalds	  existing binaries are in this format.
20931da177e4SLinus Torvalds
20941da177e4SLinus Torvalds	  If unsure, say Y.
20951da177e4SLinus Torvalds
20961da177e4SLinus Torvaldsconfig MIPS32_N32
20971da177e4SLinus Torvalds	bool "Kernel support for n32 binaries"
20981da177e4SLinus Torvalds	depends on MIPS32_COMPAT
20991da177e4SLinus Torvalds	help
21001da177e4SLinus Torvalds	  Select this option if you want to run n32 binaries.  These are
21011da177e4SLinus Torvalds	  64-bit binaries using 32-bit quantities for addressing and certain
21021da177e4SLinus Torvalds	  data that would normally be 64-bit.  They are used in special
21031da177e4SLinus Torvalds	  cases.
21041da177e4SLinus Torvalds
21051da177e4SLinus Torvalds	  If unsure, say N.
21061da177e4SLinus Torvalds
21071da177e4SLinus Torvaldsconfig BINFMT_ELF32
21081da177e4SLinus Torvalds	bool
21091da177e4SLinus Torvalds	default y if MIPS32_O32 || MIPS32_N32
21101da177e4SLinus Torvalds
21112116245eSRalf Baechleendmenu
21121da177e4SLinus Torvalds
21132116245eSRalf Baechlemenu "Power management options"
2114952fa954SRodolfo Giometti
21152116245eSRalf Baechlesource "kernel/power/Kconfig"
2116952fa954SRodolfo Giometti
21171da177e4SLinus Torvaldsendmenu
21181da177e4SLinus Torvalds
2119d5950b43SSam Ravnborgsource "net/Kconfig"
2120d5950b43SSam Ravnborg
21211da177e4SLinus Torvaldssource "drivers/Kconfig"
21221da177e4SLinus Torvalds
21231da177e4SLinus Torvaldssource "fs/Kconfig"
21241da177e4SLinus Torvalds
212509cadedbSMathieu Desnoyerssource "kernel/Kconfig.instrumentation"
21265e83d430SRalf Baechle
21271da177e4SLinus Torvaldssource "arch/mips/Kconfig.debug"
21281da177e4SLinus Torvalds
21291da177e4SLinus Torvaldssource "security/Kconfig"
21301da177e4SLinus Torvalds
21311da177e4SLinus Torvaldssource "crypto/Kconfig"
21321da177e4SLinus Torvalds
21331da177e4SLinus Torvaldssource "lib/Kconfig"
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