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Diffstat (limited to 'arch/mips/Kconfig')
-rw-r--r--arch/mips/Kconfig143
1 files changed, 65 insertions, 78 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 4183e62f178c..b7dc39c6c849 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -19,6 +19,7 @@ config MIPS
select HAVE_KRETPROBES
select HAVE_DEBUG_KMEMLEAK
select ARCH_BINFMT_ELF_RANDOMIZE_PIE
+ select HAVE_ARCH_TRANSPARENT_HUGEPAGE
select RTC_LIB if !MACH_LOONGSON
select GENERIC_ATOMIC64 if !64BIT
select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE
@@ -40,8 +41,6 @@ config MIPS
select HAVE_MOD_ARCH_SPECIFIC
select MODULES_USE_ELF_REL
select MODULES_USE_ELF_RELA if 64BIT
- select GENERIC_KERNEL_THREAD
- select GENERIC_KERNEL_EXECVE
menu "Machine selection"
@@ -55,8 +54,8 @@ choice
config MIPS_ALCHEMY
bool "Alchemy processor based machines"
select 64BIT_PHYS_ADDR
- select CEVT_R4K_LIB
- select CSRC_R4K_LIB
+ select CEVT_R4K
+ select CSRC_R4K
select IRQ_CPU
select SYS_HAS_CPU_MIPS32_R1
select SYS_SUPPORTS_32BIT_KERNEL
@@ -107,16 +106,16 @@ config ATH79
config BCM47XX
bool "Broadcom BCM47XX based boards"
+ select ARCH_WANT_OPTIONAL_GPIOLIB
select CEVT_R4K
select CSRC_R4K
select DMA_NONCOHERENT
+ select FW_CFE
select HW_HAS_PCI
select IRQ_CPU
select SYS_SUPPORTS_32BIT_KERNEL
select SYS_SUPPORTS_LITTLE_ENDIAN
- select GENERIC_GPIO
select SYS_HAS_EARLY_PRINTK
- select CFE
help
Support for BCM47XX based boards
@@ -193,8 +192,8 @@ config MACH_DECSTATION
config MACH_JAZZ
bool "Jazz family of machines"
- select ARC
- select ARC32
+ select FW_ARC
+ select FW_ARC32
select ARCH_MAY_HAVE_PC_FDC
select CEVT_R4K
select CSRC_R4K
@@ -417,27 +416,6 @@ config PMC_MSP
of integrated peripherals, interfaces and DSPs in addition to
a variety of MIPS cores.
-config PMC_YOSEMITE
- bool "PMC-Sierra Yosemite eval board"
- select CEVT_R4K
- select CSRC_R4K
- select DMA_COHERENT
- select HW_HAS_PCI
- select IRQ_CPU
- select IRQ_CPU_RM7K
- select IRQ_CPU_RM9K
- select SWAP_IO_SPACE
- select SYS_HAS_CPU_RM9000
- select SYS_HAS_EARLY_PRINTK
- select SYS_SUPPORTS_32BIT_KERNEL
- select SYS_SUPPORTS_64BIT_KERNEL
- select SYS_SUPPORTS_BIG_ENDIAN
- select SYS_SUPPORTS_HIGHMEM
- select SYS_SUPPORTS_SMP
- help
- Yosemite is an evaluation board for the RM9000x2 processor
- manufactured by PMC-Sierra.
-
config POWERTV
bool "Cisco PowerTV"
select BOOT_ELF32
@@ -458,8 +436,8 @@ config POWERTV
config SGI_IP22
bool "SGI IP22 (Indy/Indigo2)"
- select ARC
- select ARC32
+ select FW_ARC
+ select FW_ARC32
select BOOT_ELF32
select CEVT_R4K
select CSRC_R4K
@@ -498,8 +476,8 @@ config SGI_IP22
config SGI_IP27
bool "SGI IP27 (Origin200/2000)"
- select ARC
- select ARC64
+ select FW_ARC
+ select FW_ARC64
select BOOT_ELF64
select DEFAULT_SGI_PARTITION
select DMA_COHERENT
@@ -519,8 +497,8 @@ config SGI_IP27
config SGI_IP28
bool "SGI IP28 (Indigo2 R10k) (EXPERIMENTAL)"
depends on EXPERIMENTAL
- select ARC
- select ARC64
+ select FW_ARC
+ select FW_ARC64
select BOOT_ELF64
select CEVT_R4K
select CSRC_R4K
@@ -555,8 +533,8 @@ config SGI_IP28
config SGI_IP32
bool "SGI IP32 (O2)"
- select ARC
- select ARC32
+ select FW_ARC
+ select FW_ARC32
select BOOT_ELF32
select CEVT_R4K
select CSRC_R4K
@@ -674,8 +652,8 @@ config SIBYTE_BIGSUR
config SNI_RM
bool "SNI RM200/300/400"
- select ARC if CPU_LITTLE_ENDIAN
- select ARC32 if CPU_LITTLE_ENDIAN
+ select FW_ARC if CPU_LITTLE_ENDIAN
+ select FW_ARC32 if CPU_LITTLE_ENDIAN
select SNIPROM if CPU_BIG_ENDIAN
select ARCH_MAY_HAVE_PC_FDC
select BOOT_ELF32
@@ -776,6 +754,7 @@ config CAVIUM_OCTEON_REFERENCE_BOARD
select DMA_COHERENT
select SYS_SUPPORTS_64BIT_KERNEL
select SYS_SUPPORTS_BIG_ENDIAN
+ select EDAC_SUPPORT
select SYS_SUPPORTS_HOTPLUG_CPU
select SYS_HAS_EARLY_PRINTK
select SYS_HAS_CPU_CAVIUM_OCTEON
@@ -819,7 +798,7 @@ config NLM_XLR_BOARD
select CSRC_R4K
select IRQ_CPU
select ARCH_SUPPORTS_MSI
- select ZONE_DMA if 64BIT
+ select ZONE_DMA32 if 64BIT
select SYNC_R4K
select SYS_HAS_EARLY_PRINTK
select USB_ARCH_HAS_OHCI if USB_SUPPORT
@@ -847,7 +826,7 @@ config NLM_XLP_BOARD
select CEVT_R4K
select CSRC_R4K
select IRQ_CPU
- select ZONE_DMA if 64BIT
+ select ZONE_DMA32 if 64BIT
select SYNC_R4K
select SYS_HAS_EARLY_PRINTK
select USE_OF
@@ -908,7 +887,7 @@ config SCHED_OMIT_FRAME_POINTER
#
# Select some configuration options automatically based on user selections.
#
-config ARC
+config FW_ARC
bool
config ARCH_MAY_HAVE_PC_FDC
@@ -926,11 +905,7 @@ config CEVT_DS1287
config CEVT_GT641XX
bool
-config CEVT_R4K_LIB
- bool
-
config CEVT_R4K
- select CEVT_R4K_LIB
bool
config CEVT_SB1250
@@ -948,11 +923,7 @@ config CSRC_IOASIC
config CSRC_POWERTV
bool
-config CSRC_R4K_LIB
- bool
-
config CSRC_R4K
- select CSRC_R4K_LIB
bool
config CSRC_SB1250
@@ -963,7 +934,7 @@ config GPIO_TXX9
select ARCH_REQUIRE_GPIOLIB
bool
-config CFE
+config FW_CFE
bool
config ARCH_DMA_ADDR_T_64BIT
@@ -1079,15 +1050,15 @@ config SYS_SUPPORTS_HUGETLBFS
depends on CPU_SUPPORTS_HUGEPAGES && 64BIT
default y
+config MIPS_HUGE_TLB_SUPPORT
+ def_bool HUGETLB_PAGE || TRANSPARENT_HUGEPAGE
+
config IRQ_CPU
bool
config IRQ_CPU_RM7K
bool
-config IRQ_CPU_RM9K
- bool
-
config IRQ_MSP_SLP
bool
@@ -1112,10 +1083,6 @@ config PCI_GT64XXX_PCI0
config NO_EXCEPT_FILL
bool
-config MIPS_RM9122
- bool
- select SERIAL_RM9000
-
config SOC_EMMA2RH
bool
select CEVT_R4K
@@ -1161,9 +1128,6 @@ config SOC_PNX8550
config SWAP_IO_SPACE
bool
-config SERIAL_RM9000
- bool
-
config SGI_HAS_INDYDOG
bool
@@ -1185,7 +1149,7 @@ config SGI_HAS_I8042
config DEFAULT_SGI_PARTITION
bool
-config ARC32
+config FW_ARC32
bool
config SNIPROM
@@ -1218,7 +1182,7 @@ config ARC_PROMLIB
depends on MACH_JAZZ || SNI_RM || SGI_IP22 || SGI_IP28 || SGI_IP32
default y
-config ARC64
+config FW_ARC64
bool
config BOOT_ELF64
@@ -1370,6 +1334,7 @@ config CPU_R4X00
depends on SYS_HAS_CPU_R4X00
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
+ select CPU_SUPPORTS_HUGEPAGES
help
MIPS Technologies R4000-series processors other than 4300, including
the R4000, R4400, R4600, and 4700.
@@ -1380,12 +1345,14 @@ config CPU_TX49XX
select CPU_HAS_PREFETCH
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
+ select CPU_SUPPORTS_HUGEPAGES
config CPU_R5000
bool "R5000"
depends on SYS_HAS_CPU_R5000
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
+ select CPU_SUPPORTS_HUGEPAGES
help
MIPS Technologies R5000-series processors other than the Nevada.
@@ -1394,6 +1361,7 @@ config CPU_R5432
depends on SYS_HAS_CPU_R5432
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
+ select CPU_SUPPORTS_HUGEPAGES
config CPU_R5500
bool "R5500"
@@ -1419,6 +1387,7 @@ config CPU_NEVADA
depends on SYS_HAS_CPU_NEVADA
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
+ select CPU_SUPPORTS_HUGEPAGES
help
QED / PMC-Sierra RM52xx-series ("Nevada") processors.
@@ -1439,6 +1408,7 @@ config CPU_R10000
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
+ select CPU_SUPPORTS_HUGEPAGES
help
MIPS Technologies R10000-series processors.
@@ -1449,15 +1419,7 @@ config CPU_RM7000
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
-
-config CPU_RM9000
- bool "RM9000"
- depends on SYS_HAS_CPU_RM9000
- select CPU_HAS_PREFETCH
- select CPU_SUPPORTS_32BIT_KERNEL
- select CPU_SUPPORTS_64BIT_KERNEL
- select CPU_SUPPORTS_HIGHMEM
- select WEAK_ORDERING
+ select CPU_SUPPORTS_HUGEPAGES
config CPU_SB1
bool "SB1"
@@ -1465,6 +1427,7 @@ config CPU_SB1
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
+ select CPU_SUPPORTS_HUGEPAGES
select WEAK_ORDERING
config CPU_CAVIUM_OCTEON
@@ -1528,9 +1491,9 @@ config CPU_XLR
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
+ select CPU_SUPPORTS_HUGEPAGES
select WEAK_ORDERING
select WEAK_REORDERING_BEYOND_LLSC
- select CPU_SUPPORTS_HUGEPAGES
help
Netlogic Microsystems XLR/XLS processors.
@@ -1544,6 +1507,7 @@ config CPU_XLP
select WEAK_ORDERING
select WEAK_REORDERING_BEYOND_LLSC
select CPU_HAS_PREFETCH
+ select CPU_MIPSR2
help
Netlogic Microsystems XLP processors.
endchoice
@@ -1591,6 +1555,7 @@ config CPU_LOONGSON2
select CPU_SUPPORTS_32BIT_KERNEL
select CPU_SUPPORTS_64BIT_KERNEL
select CPU_SUPPORTS_HIGHMEM
+ select CPU_SUPPORTS_HUGEPAGES
config CPU_LOONGSON1
bool
@@ -1675,9 +1640,6 @@ config SYS_HAS_CPU_R10000
config SYS_HAS_CPU_RM7000
bool
-config SYS_HAS_CPU_RM9000
- bool
-
config SYS_HAS_CPU_SB1
bool
@@ -1757,7 +1719,7 @@ config CPU_SUPPORTS_UNCACHED_ACCELERATED
bool
config MIPS_PGD_C0_CONTEXT
bool
- default y if 64BIT && CPU_MIPSR2
+ default y if 64BIT && CPU_MIPSR2 && !CPU_XLP
#
# Set to y for ptrace access to watch registers.
@@ -2188,7 +2150,7 @@ config NODES_SHIFT
config HW_PERF_EVENTS
bool "Enable hardware performance counter support for perf events"
- depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON)
+ depends on PERF_EVENTS && !MIPS_MT_SMTC && OPROFILE=n && (CPU_MIPS32 || CPU_MIPS64 || CPU_R10000 || CPU_SB1 || CPU_CAVIUM_OCTEON || CPU_XLP)
default y
help
Enable hardware performance counter support for perf events. If
@@ -2366,6 +2328,29 @@ config KEXEC
support. As of this writing the exact hardware interface is
strongly in flux, so no good recommendation can be made.
+config CRASH_DUMP
+ bool "Kernel crash dumps"
+ help
+ Generate crash dump after being started by kexec.
+ This should be normally only set in special crash dump kernels
+ which are loaded in the main kernel with kexec-tools into
+ a specially reserved region and then later executed after
+ a crash by kdump/kexec. The crash dump kernel must be compiled
+ to a memory address not used by the main kernel or firmware using
+ PHYSICAL_START.
+
+config PHYSICAL_START
+ hex "Physical address where the kernel is loaded"
+ default "0xffffffff84000000" if 64BIT
+ default "0x84000000" if 32BIT
+ depends on CRASH_DUMP
+ help
+ This gives the CKSEG0 or KSEG0 address where the kernel is loaded.
+ If you plan to use kernel for capturing the crash dump change
+ this value to start of the reserved region (the "X" value as
+ specified in the "crashkernel=YM@XM" command line boot parameter
+ passed to the panic-ed kernel).
+
config SECCOMP
bool "Enable seccomp to safely compute untrusted bytecode"
depends on PROC_FS
@@ -2572,6 +2557,8 @@ source "net/Kconfig"
source "drivers/Kconfig"
+source "drivers/firmware/Kconfig"
+
source "fs/Kconfig"
source "arch/mips/Kconfig.debug"