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author | cognet <cognet@FreeBSD.org> | 2005-11-21 19:10:44 +0000 |
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committer | cognet <cognet@FreeBSD.org> | 2005-11-21 19:10:44 +0000 |
commit | 2dad4e87ed16e0442e1532ad2aa2d71b0c37d3dc (patch) | |
tree | ba80a74ed394af886870af61db550e9b5b264ea1 /sys | |
parent | a8a5013350da15cb04c409cc0f05d828c43d7f7a (diff) | |
download | FreeBSD-src-2dad4e87ed16e0442e1532ad2aa2d71b0c37d3dc.zip FreeBSD-src-2dad4e87ed16e0442e1532ad2aa2d71b0c37d3dc.tar.gz |
Force pmap to write-back the pte cacheline after each pte modification,
even if the pte is supposed to be cached in write through mode (might be a
skyeye bug, I'll have to check).
Diffstat (limited to 'sys')
-rw-r--r-- | sys/arm/include/pmap.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sys/arm/include/pmap.h b/sys/arm/include/pmap.h index dedce0d..fc85ef0 100644 --- a/sys/arm/include/pmap.h +++ b/sys/arm/include/pmap.h @@ -335,8 +335,13 @@ extern int pmap_needs_pte_sync; #define PMAP_NEEDS_PTE_SYNC 1 #define PMAP_INCLUDE_PTE_SYNC #elif (ARM_MMU_SA1 == 0) +#if defined(CPU_ARM9) && !defined(ARM9_CACHE_WRITE_THROUGH) +#define PMAP_NEEDS_PTE_SYNC 1 +#define PMAP_INCLUDE_PTE_SYNC +#else #define PMAP_NEEDS_PTE_SYNC 0 #endif +#endif /* * These macros return various bits based on kernel/user and protection. |