diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/powerpc/kernel/misc.S | 49 |
1 files changed, 25 insertions, 24 deletions
diff --git a/arch/powerpc/kernel/misc.S b/arch/powerpc/kernel/misc.S index fc23040d5a26..f770805f1215 100644 --- a/arch/powerpc/kernel/misc.S +++ b/arch/powerpc/kernel/misc.S @@ -17,15 +17,6 @@ .text -#ifdef CONFIG_PPC64 -#define IN_SYNC twi 0,r5,0; isync -#define EIEIO_32 -#define SYNC_64 sync -#else /* CONFIG_PPC32 */ -#define IN_SYNC -#define EIEIO_32 eieio -#define SYNC_64 -#endif /* * Returns (address we are running at) - (address we were linked at) * for use before the text and data are mapped to KERNELBASE. @@ -70,6 +61,7 @@ _GLOBAL(add_reloc_offset) * The *_ns versions don't do byte-swapping. */ _GLOBAL(_insb) + sync cmpwi 0,r5,0 mtctr r5 subi r4,r4,1 @@ -78,7 +70,8 @@ _GLOBAL(_insb) eieio stbu r5,1(r4) bdnz 00b - IN_SYNC + twi 0,r5,0 + isync blr _GLOBAL(_outsb) @@ -86,14 +79,15 @@ _GLOBAL(_outsb) mtctr r5 subi r4,r4,1 blelr- + sync 00: lbzu r5,1(r4) stb r5,0(r3) - EIEIO_32 bdnz 00b - SYNC_64 + sync blr _GLOBAL(_insw) + sync cmpwi 0,r5,0 mtctr r5 subi r4,r4,2 @@ -102,7 +96,8 @@ _GLOBAL(_insw) eieio sthu r5,2(r4) bdnz 00b - IN_SYNC + twi 0,r5,0 + isync blr _GLOBAL(_outsw) @@ -110,14 +105,15 @@ _GLOBAL(_outsw) mtctr r5 subi r4,r4,2 blelr- + sync 00: lhzu r5,2(r4) - EIEIO_32 sthbrx r5,0,r3 bdnz 00b - SYNC_64 + sync blr _GLOBAL(_insl) + sync cmpwi 0,r5,0 mtctr r5 subi r4,r4,4 @@ -126,7 +122,8 @@ _GLOBAL(_insl) eieio stwu r5,4(r4) bdnz 00b - IN_SYNC + twi 0,r5,0 + isync blr _GLOBAL(_outsl) @@ -134,17 +131,18 @@ _GLOBAL(_outsl) mtctr r5 subi r4,r4,4 blelr- + sync 00: lwzu r5,4(r4) stwbrx r5,0,r3 - EIEIO_32 bdnz 00b - SYNC_64 + sync blr #ifdef CONFIG_PPC32 _GLOBAL(__ide_mm_insw) #endif _GLOBAL(_insw_ns) + sync cmpwi 0,r5,0 mtctr r5 subi r4,r4,2 @@ -153,7 +151,8 @@ _GLOBAL(_insw_ns) eieio sthu r5,2(r4) bdnz 00b - IN_SYNC + twi 0,r5,0 + isync blr #ifdef CONFIG_PPC32 @@ -164,17 +163,18 @@ _GLOBAL(_outsw_ns) mtctr r5 subi r4,r4,2 blelr- + sync 00: lhzu r5,2(r4) sth r5,0(r3) - EIEIO_32 bdnz 00b - SYNC_64 + sync blr #ifdef CONFIG_PPC32 _GLOBAL(__ide_mm_insl) #endif _GLOBAL(_insl_ns) + sync cmpwi 0,r5,0 mtctr r5 subi r4,r4,4 @@ -183,7 +183,8 @@ _GLOBAL(_insl_ns) eieio stwu r5,4(r4) bdnz 00b - IN_SYNC + twi 0,r5,0 + isync blr #ifdef CONFIG_PPC32 @@ -194,10 +195,10 @@ _GLOBAL(_outsl_ns) mtctr r5 subi r4,r4,4 blelr- + sync 00: lwzu r5,4(r4) stw r5,0(r3) - EIEIO_32 bdnz 00b - SYNC_64 + sync blr |