diff options
| author | Greg Ungerer <gerg@uclinux.org> | 2011-10-18 08:07:25 +0200 |
|---|---|---|
| committer | Greg Ungerer <gerg@uclinux.org> | 2011-12-30 01:20:36 +0100 |
| commit | 60610192559d430dd24d9b508ae9d8d249709af9 (patch) | |
| tree | 7bfb3e56e92534afd21a8fdc8446fa5a4e9fbfe4 /arch/m68k | |
| parent | m68k: use tracehook_report_syscall_entry/exit for ColdFire MMU ptrace path (diff) | |
| download | linux-60610192559d430dd24d9b508ae9d8d249709af9.tar.xz linux-60610192559d430dd24d9b508ae9d8d249709af9.zip | |
m68k: modify cache push and clear code for ColdFire with MMU enable
The cache push and clear code only need to flush the branch cache on
the write-through cache setup of the ColdFire V4e with MMU enabled.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Acked-by: Matt Waddel <mwaddel@yahoo.com>
Acked-by: Kurt Mahan <kmahan@xmission.com>
Diffstat (limited to 'arch/m68k')
| -rw-r--r-- | arch/m68k/mm/memory.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c index 34c77ce24fba..a5dbb74fe1de 100644 --- a/arch/m68k/mm/memory.c +++ b/arch/m68k/mm/memory.c @@ -203,7 +203,9 @@ static inline void pushcl040(unsigned long paddr) void cache_clear (unsigned long paddr, int len) { - if (CPU_IS_040_OR_060) { + if (CPU_IS_COLDFIRE) { + flush_cf_bcache(0, DCACHE_MAX_ADDR); + } else if (CPU_IS_040_OR_060) { int tmp; /* @@ -250,7 +252,9 @@ EXPORT_SYMBOL(cache_clear); void cache_push (unsigned long paddr, int len) { - if (CPU_IS_040_OR_060) { + if (CPU_IS_COLDFIRE) { + flush_cf_bcache(0, DCACHE_MAX_ADDR); + } else if (CPU_IS_040_OR_060) { int tmp = PAGE_SIZE; /* |