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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-17 10:24:53 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-17 10:24:53 +1000 |
| commit | 492b057c426e4aa747484958e18e9da29003985d (patch) | |
| tree | 34e08c24618688d8bcc190523028b5f94cce0c0b /arch/blackfin/mach-common/cache-c.c | |
| parent | 313485175da221c388f6a8ecf4c30062ba9bea17 (diff) | |
| parent | 300df7dc89cc276377fc020704e34875d5c473b6 (diff) | |
Merge commit 'origin/master' into next
Diffstat (limited to 'arch/blackfin/mach-common/cache-c.c')
| -rw-r--r-- | arch/blackfin/mach-common/cache-c.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/blackfin/mach-common/cache-c.c b/arch/blackfin/mach-common/cache-c.c index e6ab1f81512..b59ce3cb380 100644 --- a/arch/blackfin/mach-common/cache-c.c +++ b/arch/blackfin/mach-common/cache-c.c @@ -16,9 +16,21 @@ void blackfin_invalidate_entire_dcache(void) { u32 dmem = bfin_read_DMEM_CONTROL(); - SSYNC(); bfin_write_DMEM_CONTROL(dmem & ~0xc); SSYNC(); bfin_write_DMEM_CONTROL(dmem); SSYNC(); } + +/* Invalidate the Entire Instruction cache by + * clearing IMC bit + */ +void blackfin_invalidate_entire_icache(void) +{ + u32 imem = bfin_read_IMEM_CONTROL(); + bfin_write_IMEM_CONTROL(imem & ~0x4); + SSYNC(); + bfin_write_IMEM_CONTROL(imem); + SSYNC(); +} + |