From: David S. Miller <davem@davemloft.net>
Date: Sat, 4 Feb 2006 11:12:02 +0000 (-0800)
Subject: [SPARC64]: Sun4v scratchpad register layout.
X-Git-Url: http://drtracing.org/?a=commitdiff_plain;h=277b6dd9600613b01f66cadef2f0065514fecf69;p=deliverable%2Flinux.git

[SPARC64]: Sun4v scratchpad register layout.

Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/include/asm-sparc64/scratchpad.h b/include/asm-sparc64/scratchpad.h
new file mode 100644
index 000000000000..5e8b01fb3343
--- /dev/null
+++ b/include/asm-sparc64/scratchpad.h
@@ -0,0 +1,14 @@
+#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) */