diff options
| author | Christoph Hellwig <hch@lst.de> | 2018-04-27 08:38:23 +0200 |
|---|---|---|
| committer | Christoph Hellwig <hch@lst.de> | 2018-05-19 08:46:12 +0200 |
| commit | c3e4ed012ba79cc61513cc81af53c94e7af7db81 (patch) | |
| tree | a2e033af9b16df2af85a8d682cbcfb5bc5711133 /arch/riscv | |
| parent | d0c8ba40c6cc0fee18b0c458904e07817d6138e5 (diff) | |
| download | op-kernel-dev-c3e4ed012ba79cc61513cc81af53c94e7af7db81.zip op-kernel-dev-c3e4ed012ba79cc61513cc81af53c94e7af7db81.tar.gz | |
riscv: simplify Kconfig magic for 32-bit vs 64-bit kernels
We can deduct this directly using a select from ARCH_RV32I/ARCH_RV64I.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Palmer Dabbelt <palmer@sifive.com>
Diffstat (limited to 'arch/riscv')
| -rw-r--r-- | arch/riscv/Kconfig | 31 |
1 files changed, 6 insertions, 25 deletions
diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig index c27bac1..7817bbe 100644 --- a/arch/riscv/Kconfig +++ b/arch/riscv/Kconfig @@ -3,6 +3,12 @@ # see Documentation/kbuild/kconfig-language.txt. # +config 64BIT + bool + +config 32BIT + bool + config RISCV def_bool y # even on 32-bit, physical (and DMA) addresses are > 32-bits @@ -95,7 +101,6 @@ choice config ARCH_RV32I bool "RV32I" - select CPU_SUPPORTS_32BIT_KERNEL select 32BIT select GENERIC_ASHLDI3 select GENERIC_ASHRDI3 @@ -103,7 +108,6 @@ config ARCH_RV32I config ARCH_RV64I bool "RV64I" - select CPU_SUPPORTS_64BIT_KERNEL select 64BIT select HAVE_FUNCTION_TRACER select HAVE_FUNCTION_GRAPH_TRACER @@ -165,11 +169,6 @@ config NR_CPUS depends on SMP default "8" -config CPU_SUPPORTS_32BIT_KERNEL - bool -config CPU_SUPPORTS_64BIT_KERNEL - bool - choice prompt "CPU Tuning" default TUNE_GENERIC @@ -196,24 +195,6 @@ endmenu menu "Kernel type" -choice - prompt "Kernel code model" - default 64BIT - -config 32BIT - bool "32-bit kernel" - depends on CPU_SUPPORTS_32BIT_KERNEL - help - Select this option to build a 32-bit kernel. - -config 64BIT - bool "64-bit kernel" - depends on CPU_SUPPORTS_64BIT_KERNEL - help - Select this option to build a 64-bit kernel. - -endchoice - source "mm/Kconfig" source "kernel/Kconfig.preempt" |
