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authorcognet <cognet@FreeBSD.org>2006-04-09 20:03:03 +0000
committercognet <cognet@FreeBSD.org>2006-04-09 20:03:03 +0000
commite23eec56aea61c2ad34b498d7a41d83256157e3e (patch)
treef76b562c4fc09e3cdeda28532941474f0f476cd8 /sys/arm/include
parenta6661f4c728b5c43df159bb1738d216d5527df92 (diff)
downloadFreeBSD-src-e23eec56aea61c2ad34b498d7a41d83256157e3e.zip
FreeBSD-src-e23eec56aea61c2ad34b498d7a41d83256157e3e.tar.gz
MFp4: Don't write-back the PTEs if they are mapped write-through, this was
apparently only needed because skyeye has bugs in its cache emulation.
Diffstat (limited to 'sys/arm/include')
-rw-r--r--sys/arm/include/pmap.h5
1 files changed, 0 insertions, 5 deletions
diff --git a/sys/arm/include/pmap.h b/sys/arm/include/pmap.h
index 06f6f7c..a7b08b3 100644
--- a/sys/arm/include/pmap.h
+++ b/sys/arm/include/pmap.h
@@ -336,13 +336,8 @@ 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.
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