diff options
Diffstat (limited to '')
-rw-r--r-- | arch/powerpc/platforms/Kconfig | 4 | ||||
-rw-r--r-- | arch/powerpc/platforms/Kconfig.cputype | 177 |
2 files changed, 112 insertions, 69 deletions
diff --git a/arch/powerpc/platforms/Kconfig b/arch/powerpc/platforms/Kconfig index e02d29a9d12f..d41dad227de8 100644 --- a/arch/powerpc/platforms/Kconfig +++ b/arch/powerpc/platforms/Kconfig @@ -40,9 +40,9 @@ config EPAPR_PARAVIRT In case of doubt, say Y -config PPC_NATIVE +config PPC_HASH_MMU_NATIVE bool - depends on PPC_BOOK3S_32 || PPC64 + depends on PPC_BOOK3S help Support for running natively on the hardware, i.e. without a hypervisor. This option is not user-selectable but should diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index a208997ade88..0c4eed9aea80 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -2,7 +2,6 @@ config PPC32 bool default y if !PPC64 - select KASAN_VMALLOC if KASAN && MODULES config PPC64 bool "64-bit kernel" @@ -30,20 +29,17 @@ config PPC_BOOK3S_32 bool "512x/52xx/6xx/7xx/74xx/82xx/83xx/86xx" imply PPC_FPU select PPC_HAVE_PMU_SUPPORT - select PPC_HAVE_KUEP - select PPC_HAVE_KUAP select HAVE_ARCH_VMAP_STACK config PPC_85xx bool "Freescale 85xx" - select E500 + select PPC_E500 config PPC_8xx bool "Freescale 8xx" select ARCH_SUPPORTS_HUGETLBFS select FSL_SOC - select PPC_HAVE_KUEP - select PPC_HAVE_KUAP + select PPC_KUEP select HAVE_ARCH_VMAP_STACK select HUGETLBFS @@ -53,6 +49,7 @@ config 40x select PPC_UDBG_16550 select 4xx_SOC select HAVE_PCI + select PPC_KUEP if PPC_KUAP config 44x bool "AMCC 44x, 46x or 47x" @@ -61,7 +58,7 @@ config 44x select 4xx_SOC select HAVE_PCI select PHYS_64BIT - select PPC_HAVE_KUEP + select PPC_KUEP endchoice @@ -105,12 +102,13 @@ config PPC_BOOK3S_64 select HAVE_MOVE_PMD select HAVE_MOVE_PUD select IRQ_WORK - select PPC_MM_SLICES - select PPC_HAVE_KUEP - select PPC_HAVE_KUAP + select PPC_64S_HASH_MMU if !PPC_RADIX_MMU + select KASAN_VMALLOC if KASAN config PPC_BOOK3E_64 bool "Embedded processors" + select PPC_E500 + select PPC_E500MC select PPC_FPU # Make it a choice ? select PPC_SMP_MUXED_IPI select PPC_DOORBELL @@ -128,52 +126,80 @@ choice If unsure, select Generic. config GENERIC_CPU - bool "Generic (POWER4 and above)" - depends on PPC64 && !CPU_LITTLE_ENDIAN + bool "Generic (POWER5 and PowerPC 970 and above)" + depends on PPC_BOOK3S_64 && !CPU_LITTLE_ENDIAN + select PPC_64S_HASH_MMU config GENERIC_CPU bool "Generic (POWER8 and above)" - depends on PPC64 && CPU_LITTLE_ENDIAN + depends on PPC_BOOK3S_64 && CPU_LITTLE_ENDIAN select ARCH_HAS_FAST_MULTIPLIER + select PPC_64S_HASH_MMU -config GENERIC_CPU +config POWERPC_CPU bool "Generic 32 bits powerpc" - depends on PPC32 && !PPC_8xx + depends on PPC_BOOK3S_32 config CELL_CPU bool "Cell Broadband Engine" depends on PPC_BOOK3S_64 && !CPU_LITTLE_ENDIAN + select PPC_64S_HASH_MMU -config POWER5_CPU - bool "POWER5" +config PPC_970_CPU + bool "PowerPC 970 (including PowerPC G5)" depends on PPC_BOOK3S_64 && !CPU_LITTLE_ENDIAN + select PPC_64S_HASH_MMU config POWER6_CPU bool "POWER6" depends on PPC_BOOK3S_64 && !CPU_LITTLE_ENDIAN + select PPC_64S_HASH_MMU config POWER7_CPU bool "POWER7" depends on PPC_BOOK3S_64 select ARCH_HAS_FAST_MULTIPLIER + select PPC_64S_HASH_MMU config POWER8_CPU bool "POWER8" depends on PPC_BOOK3S_64 select ARCH_HAS_FAST_MULTIPLIER + select PPC_64S_HASH_MMU config POWER9_CPU bool "POWER9" depends on PPC_BOOK3S_64 select ARCH_HAS_FAST_MULTIPLIER +config POWER10_CPU + bool "POWER10" + depends on PPC_BOOK3S_64 + select ARCH_HAS_FAST_MULTIPLIER + config E5500_CPU bool "Freescale e5500" - depends on E500 + depends on PPC64 && PPC_E500 config E6500_CPU bool "Freescale e6500" - depends on E500 + depends on PPC64 && PPC_E500 + +config 405_CPU + bool "40x family" + depends on 40x + +config 440_CPU + bool "440 (44x family)" + depends on 44x + +config 464_CPU + bool "464 (44x family)" + depends on 44x + +config 476_CPU + bool "476 (47x family)" + depends on PPC_47x config 860_CPU bool "8xx family" @@ -192,44 +218,63 @@ config G4_CPU depends on PPC_BOOK3S_32 select ALTIVEC +config E500_CPU + bool "e500 (8540)" + depends on PPC_85xx && !PPC_E500MC + +config E500MC_CPU + bool "e500mc" + depends on PPC_85xx && PPC_E500MC + +config TOOLCHAIN_DEFAULT_CPU + bool "Rely on the toolchain's implicit default CPU" + depends on PPC32 + endchoice config TARGET_CPU_BOOL bool - default !GENERIC_CPU + default !GENERIC_CPU && !TOOLCHAIN_DEFAULT_CPU config TARGET_CPU string depends on TARGET_CPU_BOOL default "cell" if CELL_CPU - default "power5" if POWER5_CPU + default "970" if PPC_970_CPU default "power6" if POWER6_CPU default "power7" if POWER7_CPU default "power8" if POWER8_CPU default "power9" if POWER9_CPU + default "power10" if POWER10_CPU + default "405" if 405_CPU + default "440" if 440_CPU + default "464" if 464_CPU + default "476" if 476_CPU default "860" if 860_CPU default "e300c2" if E300C2_CPU default "e300c3" if E300C3_CPU default "G4" if G4_CPU + default "8540" if E500_CPU + default "e500mc" if E500MC_CPU + default "powerpc" if POWERPC_CPU config PPC_BOOK3S def_bool y depends on PPC_BOOK3S_32 || PPC_BOOK3S_64 -config PPC_BOOK3E - def_bool y - depends on PPC_BOOK3E_64 - -config E500 +config PPC_E500 select FSL_EMB_PERFMON - select PPC_FSL_BOOK3E bool + select ARCH_SUPPORTS_HUGETLBFS if PHYS_64BIT || PPC64 + select PPC_SMP_MUXED_IPI + select PPC_DOORBELL + select PPC_KUEP config PPC_E500MC bool "e500mc Support" select PPC_FPU select COMMON_CLK - depends on E500 + depends on PPC_E500 help This must be enabled for running on e500mc (and derivatives such as e5500/e6500), and must be disabled for running on @@ -252,7 +297,7 @@ config PPC_FPU config FSL_EMB_PERFMON bool "Freescale Embedded Perfmon" - depends on E500 || PPC_83xx + depends on PPC_E500 || PPC_83xx help This is the Performance Monitor support found on the e500 core and some e300 cores (c3 and c4). Select this only if your @@ -265,7 +310,7 @@ config FSL_EMB_PERF_EVENT config FSL_EMB_PERF_EVENT_E500 bool - depends on FSL_EMB_PERF_EVENT && E500 + depends on FSL_EMB_PERF_EVENT && PPC_E500 default y config 4xx @@ -275,31 +320,22 @@ config 4xx config BOOKE bool - depends on E500 || 44x || PPC_BOOK3E + depends on PPC_E500 || 44x default y -config FSL_BOOKE +config BOOKE_OR_40x bool - depends on E500 && PPC32 + depends on BOOKE || 40x default y -# this is for common code between PPC32 & PPC64 FSL BOOKE -config PPC_FSL_BOOK3E - bool - select ARCH_SUPPORTS_HUGETLBFS if PHYS_64BIT || PPC64 - select FSL_EMB_PERFMON - select PPC_SMP_MUXED_IPI - select PPC_DOORBELL - default y if FSL_BOOKE - config PTE_64BIT bool - depends on 44x || E500 || PPC_86xx + depends on 44x || PPC_E500 || PPC_86xx default y if PHYS_64BIT config PHYS_64BIT - bool 'Large physical address support' if E500 || PPC_86xx - depends on (44x || E500 || PPC_86xx) && !PPC_83xx && !PPC_82xx + bool 'Large physical address support' if PPC_E500 || PPC_86xx + depends on (44x || PPC_E500 || PPC_86xx) && !PPC_83xx && !PPC_82xx select PHYS_ADDR_T_64BIT help This option enables kernel support for larger than 32-bit physical @@ -313,7 +349,7 @@ config PHYS_64BIT config ALTIVEC bool "AltiVec Support" - depends on PPC_BOOK3S_32 || PPC_BOOK3S_64 || (PPC_E500MC && PPC64) + depends on PPC_BOOK3S || (PPC_E500MC && PPC64 && !E5500_CPU) select PPC_FPU help This option enables kernel support for the Altivec extensions to the @@ -346,7 +382,7 @@ config VSX config SPE_POSSIBLE def_bool y - depends on E500 && !PPC_E500MC + depends on PPC_E500 && !PPC_E500MC config SPE bool "SPE Support" @@ -364,6 +400,21 @@ config SPE If in doubt, say Y here. +config PPC_64S_HASH_MMU + bool "Hash MMU Support" + depends on PPC_BOOK3S_64 + default y + help + Enable support for the Power ISA Hash style MMU. This is implemented + by all IBM Power and other 64-bit Book3S CPUs before ISA v3.0. The + OpenPOWER ISA does not mandate the hash MMU and some CPUs do not + implement it (e.g., Microwatt). + + Note that POWER9 PowerVM platforms only support the hash + MMU. From POWER10 radix is also supported by PowerVM. + + If you're unsure, say Y. + config PPC_RADIX_MMU bool "Radix MMU Support" depends on PPC_BOOK3S_64 @@ -375,7 +426,8 @@ config PPC_RADIX_MMU you can probably disable this. config PPC_RADIX_MMU_DEFAULT - bool "Default to using the Radix MMU when possible" + bool "Default to using the Radix MMU when possible" if PPC_64S_HASH_MMU + depends on PPC_BOOK3S_64 depends on PPC_RADIX_MMU default y help @@ -387,24 +439,16 @@ config PPC_RADIX_MMU_DEFAULT If you're unsure, say Y. -config PPC_HAVE_KUEP - bool - config PPC_KUEP - bool "Kernel Userspace Execution Prevention" - depends on PPC_HAVE_KUEP - default y + bool "Kernel Userspace Execution Prevention" if !40x + default y if !40x help Enable support for Kernel Userspace Execution Prevention (KUEP) If you're unsure, say Y. -config PPC_HAVE_KUAP - bool - config PPC_KUAP bool "Kernel Userspace Access Protection" - depends on PPC_HAVE_KUAP default y help Enable support for Kernel Userspace Access Protection (KUAP) @@ -413,7 +457,7 @@ config PPC_KUAP config PPC_KUAP_DEBUG bool "Extra debugging for Kernel Userspace Access Protection" - depends on PPC_KUAP && (PPC_RADIX_MMU || PPC32) + depends on PPC_KUAP help Add extra debugging for Kernel Userspace Access Protection (KUAP) If you're unsure, say N. @@ -428,13 +472,6 @@ config PPC_MMU_NOHASH def_bool y depends on !PPC_BOOK3S -config PPC_BOOK3E_MMU - def_bool y - depends on FSL_BOOKE || PPC_BOOK3E - -config PPC_MM_SLICES - bool - config PPC_HAVE_PMU_SUPPORT bool @@ -456,7 +493,7 @@ config FORCE_SMP select SMP config SMP - depends on PPC_BOOK3S || PPC_BOOK3E || FSL_BOOKE || PPC_47x + depends on PPC_BOOK3S || PPC_E500 || PPC_47x select GENERIC_IRQ_MIGRATION bool "Symmetric multi-processing support" if !FORCE_SMP help @@ -537,6 +574,12 @@ config CPU_LITTLE_ENDIAN endchoice +config PPC64_ELF_ABI_V1 + def_bool PPC64 && CPU_BIG_ENDIAN + +config PPC64_ELF_ABI_V2 + def_bool PPC64 && CPU_LITTLE_ENDIAN + config PPC64_BOOT_WRAPPER def_bool n depends on CPU_LITTLE_ENDIAN |