summaryrefslogtreecommitdiffstats
path: root/arch/powerpc/include/asm/cache.h
diff options
context:
space:
mode:
authorDavid Howells2012-03-28 19:30:02 +0200
committerDavid Howells2012-03-28 19:30:02 +0200
commitae3a197e3d0bfe3f4bf1693723e82dc018c096f3 (patch)
tree12a222c01afd73dbc3ebb6859952083e2eb96441 /arch/powerpc/include/asm/cache.h
parentDisintegrate asm/system.h for PA-RISC (diff)
downloadkernel-qcow2-linux-ae3a197e3d0bfe3f4bf1693723e82dc018c096f3.tar.gz
kernel-qcow2-linux-ae3a197e3d0bfe3f4bf1693723e82dc018c096f3.tar.xz
kernel-qcow2-linux-ae3a197e3d0bfe3f4bf1693723e82dc018c096f3.zip
Disintegrate asm/system.h for PowerPC
Disintegrate asm/system.h for PowerPC. Signed-off-by: David Howells <dhowells@redhat.com> Acked-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> cc: linuxppc-dev@lists.ozlabs.org
Diffstat (limited to 'arch/powerpc/include/asm/cache.h')
-rw-r--r--arch/powerpc/include/asm/cache.h16
1 files changed, 16 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index 4b509411ad8a..9e495c9a6a88 100644
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -42,8 +42,24 @@ extern struct ppc64_caches ppc64_caches;
#endif /* __powerpc64__ && ! __ASSEMBLY__ */
#if !defined(__ASSEMBLY__)
+
#define __read_mostly __attribute__((__section__(".data..read_mostly")))
+
+#ifdef CONFIG_6xx
+extern long _get_L2CR(void);
+extern long _get_L3CR(void);
+extern void _set_L2CR(unsigned long);
+extern void _set_L3CR(unsigned long);
+#else
+#define _get_L2CR() 0L
+#define _get_L3CR() 0L
+#define _set_L2CR(val) do { } while(0)
+#define _set_L3CR(val) do { } while(0)
#endif
+extern void cacheable_memzero(void *p, unsigned int nb);
+extern void *cacheable_memcpy(void *, const void *, unsigned int);
+
+#endif /* !__ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_CACHE_H */