summaryrefslogtreecommitdiff
path: root/include/asm-x86/cache.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-x86/cache.h')
-rw-r--r--include/asm-x86/cache.h23
1 files changed, 19 insertions, 4 deletions
diff --git a/include/asm-x86/cache.h b/include/asm-x86/cache.h
index c36d190ac9d8..1e0bac86f38f 100644
--- a/include/asm-x86/cache.h
+++ b/include/asm-x86/cache.h
@@ -1,5 +1,20 @@
-#ifdef CONFIG_X86_32
-# include "cache_32.h"
-#else
-# include "cache_64.h"
+#ifndef _ARCH_X86_CACHE_H
+#define _ARCH_X86_CACHE_H
+
+/* L1 cache line size */
+#define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT)
+#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
+
+#define __read_mostly __attribute__((__section__(".data.read_mostly")))
+
+#ifdef CONFIG_X86_VSMP
+/* vSMP Internode cacheline shift */
+#define INTERNODE_CACHE_SHIFT (12)
+#ifdef CONFIG_SMP
+#define __cacheline_aligned_in_smp \
+ __attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT)))) \
+ __attribute__((__section__(".data.page_aligned")))
+#endif
+#endif
+
#endif