diff options
Diffstat (limited to 'arch/powerpc/boot/util.S')
| -rw-r--r-- | arch/powerpc/boot/util.S | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/arch/powerpc/boot/util.S b/arch/powerpc/boot/util.S index 243b8497d58b..ec069177d942 100644 --- a/arch/powerpc/boot/util.S +++ b/arch/powerpc/boot/util.S @@ -71,32 +71,18 @@ udelay: add r4,r4,r5 addi r4,r4,-1 divw r4,r4,r5 /* BUS ticks */ -#ifdef CONFIG_8xx -1: mftbu r5 - mftb r6 - mftbu r7 -#else -1: mfspr r5, SPRN_TBRU - mfspr r6, SPRN_TBRL - mfspr r7, SPRN_TBRU -#endif +1: MFTBU(r5) + MFTBL(r6) + MFTBU(r7) cmpw 0,r5,r7 bne 1b /* Get [synced] base time */ addc r9,r6,r4 /* Compute end time */ addze r8,r5 -#ifdef CONFIG_8xx -2: mftbu r5 -#else -2: mfspr r5, SPRN_TBRU -#endif +2: MFTBU(r5) cmpw 0,r5,r8 blt 2b bgt 3f -#ifdef CONFIG_8xx - mftb r6 -#else - mfspr r6, SPRN_TBRL -#endif + MFTBL(r6) cmpw 0,r6,r9 blt 2b 3: blr |