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authorCatalin Marinas <catalin.marinas@arm.com>2007-05-08 22:38:40 +0100
committerRussell King <rmk+kernel@arm.linux.org.uk>2007-05-08 22:55:54 +0100
commitaaf83acba9fb1f93d2e656c7e4dda4e38c1cb490 (patch)
treeda2e0efae76cdee6e118b61b190c0d778de2038f /include/asm-arm
parentbbe888864ec32435e93923c40b9d6ce2bb73844b (diff)
downloadblackbird-op-linux-aaf83acba9fb1f93d2e656c7e4dda4e38c1cb490.tar.gz
blackbird-op-linux-aaf83acba9fb1f93d2e656c7e4dda4e38c1cb490.zip
[ARM] armv7: Add ARMv7 cacheid macros
This patch renames the old __cacheid_* macros to __cacheid_*_prev7 and adds support for the new format. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'include/asm-arm')
-rw-r--r--include/asm-arm/cacheflush.h17
1 files changed, 12 insertions, 5 deletions
diff --git a/include/asm-arm/cacheflush.h b/include/asm-arm/cacheflush.h
index b87226192be9..6832ef96bc16 100644
--- a/include/asm-arm/cacheflush.h
+++ b/include/asm-arm/cacheflush.h
@@ -426,11 +426,18 @@ static inline void flush_anon_page(struct vm_area_struct *vma,
*/
#define flush_icache_page(vma,page) do { } while (0)
-#define __cacheid_present(val) (val != read_cpuid(CPUID_ID))
-#define __cacheid_vivt(val) ((val & (15 << 25)) != (14 << 25))
-#define __cacheid_vipt(val) ((val & (15 << 25)) == (14 << 25))
-#define __cacheid_vipt_nonaliasing(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25))
-#define __cacheid_vipt_aliasing(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25 | 1 << 23))
+#define __cacheid_present(val) (val != read_cpuid(CPUID_ID))
+#define __cacheid_type_v7(val) ((val & (7 << 29)) == (4 << 29))
+
+#define __cacheid_vivt_prev7(val) ((val & (15 << 25)) != (14 << 25))
+#define __cacheid_vipt_prev7(val) ((val & (15 << 25)) == (14 << 25))
+#define __cacheid_vipt_nonaliasing_prev7(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25))
+#define __cacheid_vipt_aliasing_prev7(val) ((val & (15 << 25 | 1 << 23)) == (14 << 25 | 1 << 23))
+
+#define __cacheid_vivt(val) (__cacheid_type_v7(val) ? 0 : __cacheid_vivt_prev7(val))
+#define __cacheid_vipt(val) (__cacheid_type_v7(val) ? 1 : __cacheid_vipt_prev7(val))
+#define __cacheid_vipt_nonaliasing(val) (__cacheid_type_v7(val) ? 1 : __cacheid_vipt_nonaliasing_prev7(val))
+#define __cacheid_vipt_aliasing(val) (__cacheid_type_v7(val) ? 0 : __cacheid_vipt_aliasing_prev7(val))
#if defined(CONFIG_CPU_CACHE_VIVT) && !defined(CONFIG_CPU_CACHE_VIPT)
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