diff options
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 68c30288849..749fa871e8e 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1055,6 +1055,21 @@ config CPU_MIPS32_R1 select CPU_SUPPORTS_32BIT_KERNEL select CPU_HAS_PREFETCH help + Choose this option to build a kernel for release 2 or later of the + MIPS32 architecture. Most modern embedded systems with a 32-bit + MIPS processor are based on a MIPS32 processor. If you know the + specific type of processor in your system, choose those that one + otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. + Release 2 of the MIPS32 architecture is available since several + years so chances are you even have a MIPS32 Release 2 processor + in which case you should choose CPU_MIPS32_R2 instead for better + performance. + +config CPU_MIPS32_R2 + bool "MIPS32 Release 2" + select CPU_SUPPORTS_32BIT_KERNEL + select CPU_HAS_PREFETCH + help Choose this option to build a kernel for release 1 or later of the MIPS32 architecture. Most modern embedded systems with a 32-bit MIPS processor are based on a MIPS32 processor. If you know the @@ -1072,6 +1087,22 @@ config CPU_MIPS64_R1 MIPS processor are based on a MIPS64 processor. If you know the specific type of processor in your system, choose those that one otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. + Release 2 of the MIPS64 architecture is available since several + years so chances are you even have a MIPS64 Release 2 processor + in which case you should choose CPU_MIPS64_R2 instead for better + performance. + +config CPU_MIPS64_R2 + bool "MIPS64 Release 2" + select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_64BIT_KERNEL + select CPU_HAS_PREFETCH + help + Choose this option to build a kernel for release 2 or later of the + MIPS64 architecture. Many modern embedded systems with a 64-bit + MIPS processor are based on a MIPS64 processor. If you know the + specific type of processor in your system, choose those that one + otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. config CPU_R3000 bool "R3000" |