Module Name: src
Committed By: palle
Date: Fri Feb 8 19:26:25 UTC 2019
Modified Files:
src/sys/arch/sparc64/sparc64: locore.s
Log Message:
sun4v: add comment documenting the contents of the %g2 register - no functional
changes
To generate a diff of this commit:
cvs rdiff -u -r1.415 -r1.416 src/sys/arch/sparc64/sparc64/locore.s
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/arch/sparc64/sparc64/locore.s
diff -u src/sys/arch/sparc64/sparc64/locore.s:1.415 src/sys/arch/sparc64/sparc64/locore.s:1.416
--- src/sys/arch/sparc64/sparc64/locore.s:1.415 Sun Nov 4 20:02:07 2018
+++ src/sys/arch/sparc64/sparc64/locore.s Fri Feb 8 19:26:25 2019
@@ -1,4 +1,4 @@
-/* $NetBSD: locore.s,v 1.415 2018/11/04 20:02:07 palle Exp $ */
+/* $NetBSD: locore.s,v 1.416 2019/02/08 19:26:25 palle Exp $ */
/*
* Copyright (c) 2006-2010 Matthew R. Green
@@ -3034,7 +3034,7 @@ sun4v_tl0_dtsb_prot:
# btst SUN4V_TLB_REAL_W|SUN4V_TLB_W, %g4 ! Is it a ref fault?
mov 1, %g2
- sllx %g2, 61, %g2
+ sllx %g2, 61, %g2 ! %g2 is now SUN4V_TLB_REAL_W
or %g2, SUN4V_TLB_W, %g2
btst %g2, %g4
bz,pn %xcc, sun4v_datatrap ! No -- really fault
@@ -3263,7 +3263,7 @@ sun4v_tl1_dtsb_prot:
# btst SUN4V_TLB_REAL_W|SUN4V_TLB_W, %g4 ! Is it a ref fault?
mov 1, %g2
- sllx %g2, 61, %g2
+ sllx %g2, 61, %g2 ! %g2 is now SUN4V_TLB_REAL_W
or %g2, SUN4V_TLB_W, %g2
btst %g2, %g4
bz,pn %xcc, sun4v_tl1_ptbl_miss ! No -- really fault
