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-rw-r--r--include/asm-xtensa/cache.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/asm-xtensa/cache.h b/include/asm-xtensa/cache.h
index 1c4a78f29ae..3bba2a540cf 100644
--- a/include/asm-xtensa/cache.h
+++ b/include/asm-xtensa/cache.h
@@ -19,6 +19,15 @@
#define DCACHE_WAY_SIZE (XCHAL_DCACHE_SIZE/XCHAL_DCACHE_WAYS)
#define ICACHE_WAY_SIZE (XCHAL_ICACHE_SIZE/XCHAL_ICACHE_WAYS)
+#define DCACHE_WAY_SHIFT (XCHAL_DCACHE_SETWIDTH + XCHAL_DCACHE_LINEWIDTH)
+#define ICACHE_WAY_SHIFT (XCHAL_ICACHE_SETWIDTH + XCHAL_ICACHE_LINEWIDTH)
+
+/* Maximum cache size per way. */
+#if DCACHE_WAY_SIZE >= ICACHE_WAY_SIZE
+# define CACHE_WAY_SIZE DCACHE_WAY_SIZE
+#else
+# define CACHE_WAY_SIZE ICACHE_WAY_SIZE
+#endif
#endif /* _XTENSA_CACHE_H */