[SPARC64]: Sun4v scratchpad register layout.

Signed-off-by: David S. Miller <davem@davemloft.net>
git-mirror · Mar 20, 2006 · 277b6dd · 277b6dd
1 parent d398ee2
commit 277b6dd
Showing 1 changed file with 14 additions and 0 deletions.
diff --git a/include/asm-sparc64/scratchpad.h b/include/asm-sparc64/scratchpad.h
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+#ifndef _SPARC64_SCRATCHPAD_H
+#define _SPARC64_SCRATCHPAD_H
+
+/* Sun4v scratchpad registers, accessed via ASI_SCRATCHPAD.  */
+
+#define SCRATCHPAD_MMU_MISS	0x00 /* Shared with OBP - set by OBP	    */
+#define SCRATCHPAD_CPUID	0x08 /* Shared with OBP - set by hypervisor */
+#define SCRATCHPAD_UTSBREG1	0x10
+#define SCRATCHPAD_UTSBREG2	0x18
+	/* 0x20 and 0x28, hypervisor only... */
+#define SCRATCHPAD_UNUSED1	0x30
+#define SCRATCHPAD_UNUSED2	0x38 /* Reserved for OBP		    */
+
+#endif /* !(_SPARC64_SCRATCHPAD_H) */