aboutsummaryrefslogtreecommitdiff
path: root/include/asm-powerpc/ppc_asm.h
diff options
context:
space:
mode:
authorPaul Mackerras <paulus@samba.org>2006-12-04 15:59:07 +1100
committerPaul Mackerras <paulus@samba.org>2006-12-04 15:59:07 +1100
commit79acbb3ff2d8095b692e1502b9eb2ccec348de26 (patch)
tree6ab773e5a8f9de2cd6443362b21d0d6fffe3b35e /include/asm-powerpc/ppc_asm.h
parent19a79859e168640f8e16d7b216d211c1c52b687a (diff)
parent2b5f6dcce5bf94b9b119e9ed8d537098ec61c3d2 (diff)
Merge branch 'linux-2.6' into for-linus
Diffstat (limited to 'include/asm-powerpc/ppc_asm.h')
-rw-r--r--include/asm-powerpc/ppc_asm.h18
1 files changed, 14 insertions, 4 deletions
diff --git a/include/asm-powerpc/ppc_asm.h b/include/asm-powerpc/ppc_asm.h
index a940cfe040d..fa083d8e466 100644
--- a/include/asm-powerpc/ppc_asm.h
+++ b/include/asm-powerpc/ppc_asm.h
@@ -30,9 +30,9 @@ BEGIN_FTR_SECTION; \
mfspr ra,SPRN_PURR; /* get processor util. reg */ \
END_FTR_SECTION_IFSET(CPU_FTR_PURR); \
BEGIN_FTR_SECTION; \
- mftb ra; /* or get TB if no PURR */ \
+ MFTB(ra); /* or get TB if no PURR */ \
END_FTR_SECTION_IFCLR(CPU_FTR_PURR); \
- ld rb,PACA_STARTPURR(r13); \
+ ld rb,PACA_STARTPURR(r13); \
std ra,PACA_STARTPURR(r13); \
subf rb,rb,ra; /* subtract start value */ \
ld ra,PACA_USER_TIME(r13); \
@@ -45,9 +45,9 @@ BEGIN_FTR_SECTION; \
mfspr ra,SPRN_PURR; /* get processor util. reg */ \
END_FTR_SECTION_IFSET(CPU_FTR_PURR); \
BEGIN_FTR_SECTION; \
- mftb ra; /* or get TB if no PURR */ \
+ MFTB(ra); /* or get TB if no PURR */ \
END_FTR_SECTION_IFCLR(CPU_FTR_PURR); \
- ld rb,PACA_STARTPURR(r13); \
+ ld rb,PACA_STARTPURR(r13); \
std ra,PACA_STARTPURR(r13); \
subf rb,rb,ra; /* subtract start value */ \
ld ra,PACA_SYSTEM_TIME(r13); \
@@ -274,6 +274,16 @@ END_FTR_SECTION_IFSET(CPU_FTR_601)
#define ISYNC_601
#endif
+#ifdef CONFIG_PPC_CELL
+#define MFTB(dest) \
+90: mftb dest; \
+BEGIN_FTR_SECTION_NESTED(96); \
+ cmpwi dest,0; \
+ beq- 90b; \
+END_FTR_SECTION_NESTED(CPU_FTR_CELL_TB_BUG, CPU_FTR_CELL_TB_BUG, 96)
+#else
+#define MFTB(dest) mftb dest
+#endif
#ifndef CONFIG_SMP
#define TLBSYNC