diff options
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 749fa871e8e..4ef015f580f 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -13,6 +13,22 @@ mainmenu "Linux/MIPS Kernel Configuration" source "init/Kconfig" +config CPU_MIPS32 + bool + default y if CPU_MIPS32_R1 || CPU_MIPS32_R2 + +config CPU_MIPS64 + bool + default y if CPU_MIPS64_R1 || CPU_MIPS64_R2 + +config CPU_MIPSR1 + bool + default y if CPU_MIPS32_R1 || CPU_MIPS64_R1 + +config CPU_MIPSR2 + bool + default y if CPU_MIPS32_R2 || CPU_MIPS64_R2 + config SYS_SUPPORTS_32BIT_KERNEL bool config SYS_SUPPORTS_64BIT_KERNEL @@ -233,6 +249,7 @@ config MIPS_EV64120 bool "Support for Galileo EV64120 Evaluation board (EXPERIMENTAL)" depends on EXPERIMENTAL select DMA_NONCOHERENT + select IRQ_CPU select HW_HAS_PCI select MIPS_GT64120 select SYS_SUPPORTS_32BIT_KERNEL @@ -344,6 +361,7 @@ config MIPS_MALTA select BOOT_ELF32 select HAVE_STD_PC_SERIAL_PORT select DMA_NONCOHERENT + select IRQ_CPU select GENERIC_ISA_DMA select HW_HAS_PCI select I8259 @@ -1277,6 +1295,31 @@ config CPU_HAS_PREFETCH bool "Enable prefetches" if CPU_SB1 && !CPU_SB1_PASS_2 default y if CPU_MIPS32 || CPU_MIPS64 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 +config MIPS_MT + bool "Enable MIPS MT" + +config MIPS_VPE_LOADER + bool "VPE loader support." + depends on MIPS_MT + help + Includes a loader for loading an elf relocatable object + onto another VPE and running it. + +config MIPS_VPE_LOADER_TOM + bool "Load VPE program into memory hidden from linux" + depends on MIPS_VPE_LOADER + default y + help + The loader can use memory that is present but has been hidden from + Linux using the kernel command line option "mem=xxMB". It's up to + you to ensure the amount you put in the option and the space your + program requires is less or equal to the amount physically present. + +# this should possibly be in drivers/char, but it is rather cpu related. Hmmm +config MIPS_VPE_APSP_API + bool "Enable support for AP/SP API (RTLX)" + depends on MIPS_VPE_LOADER + config VTAG_ICACHE bool "Support for Virtual Tagged I-cache" if CPU_MIPS64 || CPU_MIPS32 default y if CPU_SB1 @@ -1335,6 +1378,35 @@ config CPU_HAS_WB machines which require flushing of write buffers in software. Saying Y is the safe option; N may result in kernel malfunction and crashes. +menu "MIPSR2 Interrupt handling" + depends on CPU_MIPSR2 && CPU_ADVANCED + +config CPU_MIPSR2_IRQ_VI + bool "Vectored interrupt mode" + help + Vectored interrupt mode allowing faster dispatching of interrupts. + The board support code needs to be written to take advantage of this + mode. Compatibility code is included to allow the kernel to run on + a CPU that does not support vectored interrupts. It's safe to + say Y here. + +config CPU_MIPSR2_IRQ_EI + bool "External interrupt controller mode" + help + Extended interrupt mode takes advantage of an external interrupt + controller to allow fast dispatching from many possible interrupt + sources. Say N unless you know that external interrupt support is + required. + +config CPU_MIPSR2_SRS + bool "Make shadow set registers available for interrupt handlers" + depends on CPU_MIPSR2_IRQ_VI || CPU_MIPSR2_IRQ_EI + help + Allow the kernel to use shadow register sets for fast interrupts. + Interrupt handlers must be specially written to use shadow sets. + Say N unless you know that shadow register set upport is needed. +endmenu + config CPU_HAS_SYNC bool depends on !CPU_R3000 |