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| author | Fuxin Zhang <zhangfx@lemote.com> | 2007-06-06 10:52:43 +0400 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2007-07-10 20:33:02 +0400 |
| commit | 2a21c7300b53b744d16903256a172d9cbcfdd03e (patch) | |
| tree | 6a6f186fc7d4ab51fdda628a42f1fa845f189b8b /arch/mips/Kconfig | |
| parent | fee578fad1a29e6a149659e5467aedcae6897c06 (diff) | |
| download | linux-2a21c7300b53b744d16903256a172d9cbcfdd03e.tar.xz | |
[MIPS] define Hit_Invalidate_I to Index_Invalidate_I for loongson2
Signed-off-by: Fuxin Zhang <zhangfx@lemote.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 624c31cd8077..c8d954d6f2c4 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -894,6 +894,16 @@ choice prompt "CPU type" default CPU_R4X00 +config CPU_LOONGSON2 + bool "Loongson 2" + depends on SYS_HAS_CPU_LOONGSON2 + select CPU_SUPPORTS_32BIT_KERNEL + select CPU_SUPPORTS_64BIT_KERNEL + select CPU_SUPPORTS_HIGHMEM + help + The Loongson 2E processor implements the MIPS III instruction set + with many extensions. + config CPU_MIPS32_R1 bool "MIPS32 Release 1" depends on SYS_HAS_CPU_MIPS32_R1 @@ -1104,6 +1114,9 @@ config CPU_SB1 endchoice +config SYS_HAS_CPU_LOONGSON2 + bool + config SYS_HAS_CPU_MIPS32_R1 bool @@ -1438,6 +1451,15 @@ config CPU_HAS_SMARTMIPS config CPU_HAS_WB bool +config 64BIT_CONTEXT + bool "Save 64bit integer registers" + depends on 32BIT && CPU_LOONGSON2 + help + Loongson2 CPU is 64bit , when used in 32BIT mode, its integer + registers can still be accessed as 64bit, mainly for multimedia + instructions. We must have all 64bit save/restored to make sure + those instructions to get correct result. + # # Vectored interrupt mode is an R2 feature # |