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| author | Vineet Gupta <vgupta@synopsys.com> | 2014-09-19 01:28:24 +0530 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2014-10-13 14:46:16 +0530 |
| commit | c4aa49df4dca6d41d3a7488cf582a0ab778ad06d (patch) | |
| tree | fc0fd2172e6df54a8f179088206fb98d48378c54 /arch/arc | |
| parent | 1736a56f3d1d5765fa8953d39a900a494d7e415c (diff) | |
| download | linux-c4aa49df4dca6d41d3a7488cf582a0ab778ad06d.tar.gz | |
ARC: Update comments about uncached address space
Suggested-by: Noam Camus <noamc@ezchip.com>
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc')
| -rw-r--r-- | arch/arc/include/asm/cache.h | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/arc/include/asm/cache.h b/arch/arc/include/asm/cache.h index b3c750979aa1..7861255da32d 100644 --- a/arch/arc/include/asm/cache.h +++ b/arch/arc/include/asm/cache.h @@ -20,7 +20,7 @@ #define CACHE_LINE_MASK (~(L1_CACHE_BYTES - 1)) /* - * ARC700 doesn't cache any access in top 256M. + * ARC700 doesn't cache any access in top 1G (0xc000_0000 to 0xFFFF_FFFF) * Ideal for wiring memory mapped peripherals as we don't need to do * explicit uncached accesses (LD.di/ST.di) hence more portable drivers */ |