X-Git-Url: http://ftp.safe.ca/?a=blobdiff_plain;ds=sidebyside;f=include%2Fasm-sparc64%2Fhead.h;h=10e9dabc4c41337c9f4a1dfc970aa22e9e24436f;hb=0eee612731e133604023bfa8d20047e98160845e;hp=731c842f3d11effd08993dbc0e119c31de33acd1;hpb=92704a1c63c3b481870d02636d0b5a70c7e21cd1;p=safe%2Fjmp%2Flinux-2.6

diff --git a/include/asm-sparc64/head.h b/include/asm-sparc64/head.h
index 731c842..10e9dab 100644
--- a/include/asm-sparc64/head.h
+++ b/include/asm-sparc64/head.h
@@ -1,9 +1,16 @@
-/* $Id: head.h,v 1.30 1997/08/08 08:34:33 jj Exp $ */
 #ifndef _SPARC64_HEAD_H
 #define _SPARC64_HEAD_H
 
 #include <asm/pstate.h>
 
+	/* wrpr	%g0, val, %gl */
+#define SET_GL(val)	\
+	.word	0xa1902000 | val
+
+	/* rdpr %gl, %gN */
+#define GET_GL_GLOBAL(N)	\
+	.word	0x81540000 | (N << 25)
+
 #define KERNBASE	0x400000
 
 #define	PTREGS_OFF	(STACK_BIAS + STACKFRAME_SZ)
@@ -20,6 +27,12 @@
 #define PANTHER_IMPL		0x0019 /* Ultra-IV+   */
 #define SERRANO_IMPL		0x0022 /* Ultra-IIIi+ */
 
+#define BRANCH_IF_SUN4V(tmp1,label)		\
+	sethi	%hi(is_sun4v), %tmp1;		\
+	lduw	[%tmp1 + %lo(is_sun4v)], %tmp1; \
+	brnz,pn	%tmp1, label;			\
+	 nop
+
 #define BRANCH_IF_CHEETAH_BASE(tmp1,tmp2,label)	\
 	rdpr	%ver, %tmp1;			\
 	sethi	%hi(__CHEETAH_ID), %tmp2;	\