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Blackfin: add blackfin_invalidate_entire_icache for SMP systems

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The KGDB code uses this when switching processors to make sure the icache
is in a valid state.

Signed-off-by: Sonic Zhang <sonic.zhang@analog.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
This commit is contained in:
Sonic Zhang
2009-06-10 08:57:08 +00:00
committed by Mike Frysinger
parent 2466ac6556
commit 47e9dedb72
6 changed files with 37 additions and 4 deletions
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arch/blackfin/include/asm/cacheflush.h
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@@ -37,6 +37,7 @@ extern void blackfin_dcache_flush_range(unsigned long start_address, unsigned lo
extern void blackfin_dcache_invalidate_range(unsigned long start_address, unsigned long end_address);
extern void blackfin_dflush_page(void *page);
extern void blackfin_invalidate_entire_dcache(void);
extern void blackfin_invalidate_entire_icache(void);
#define flush_dcache_mmap_lock(mapping) do { } while (0)
#define flush_dcache_mmap_unlock(mapping) do { } while (0)