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-rw-r--r--arch/powerpc/include/asm/cache.h26
1 files changed, 18 insertions, 8 deletions
diff --git a/arch/powerpc/include/asm/cache.h b/arch/powerpc/include/asm/cache.h
index ffbafbf76b19..5a90292afbad 100644
--- a/arch/powerpc/include/asm/cache.h
+++ b/arch/powerpc/include/asm/cache.h
@@ -20,22 +20,32 @@
#endif
#else /* CONFIG_PPC64 */
#define L1_CACHE_SHIFT 7
+#define IFETCH_ALIGN_SHIFT 4 /* POWER8,9 */
#endif
#define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
#define SMP_CACHE_BYTES L1_CACHE_BYTES
+#define IFETCH_ALIGN_BYTES (1 << IFETCH_ALIGN_SHIFT)
+
#if defined(__powerpc64__) && !defined(__ASSEMBLY__)
+
+struct ppc_cache_info {
+ u32 size;
+ u32 line_size;
+ u32 block_size; /* L1 only */
+ u32 log_block_size;
+ u32 blocks_per_page;
+ u32 sets;
+ u32 assoc;
+};
+
struct ppc64_caches {
- u32 dsize; /* L1 d-cache size */
- u32 dline_size; /* L1 d-cache line size */
- u32 log_dline_size;
- u32 dlines_per_page;
- u32 isize; /* L1 i-cache size */
- u32 iline_size; /* L1 i-cache line size */
- u32 log_iline_size;
- u32 ilines_per_page;
+ struct ppc_cache_info l1d;
+ struct ppc_cache_info l1i;
+ struct ppc_cache_info l2;
+ struct ppc_cache_info l3;
};
extern struct ppc64_caches ppc64_caches;
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