diff options
Diffstat (limited to 'cpu')
| -rw-r--r-- | cpu/ppc4xx/start.S | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/cpu/ppc4xx/start.S b/cpu/ppc4xx/start.S index 17d3aa32ed..0a6f81de44 100644 --- a/cpu/ppc4xx/start.S +++ b/cpu/ppc4xx/start.S @@ -158,7 +158,7 @@ _start_440: /*----------------------------------------------------------------+ | Core bug fix. Clear the esr +-----------------------------------------------------------------*/ - addi r0,r0,0x0000 + li r0,0 mtspr esr,r0 /*----------------------------------------------------------------*/ /* Clear and set up some registers. */ @@ -217,17 +217,15 @@ _start_440: | g. FCOM: Normal operation | h. MMUPEI: Record even parity. Normal operation. | i. FFF: Flush only as much data as necessary. - | j. TCS: Timebase increments from externally supplied clock + | j. TCS: Timebase increments from CPU clock. +-----------------------------------------------------------------*/ - addis r0, r0, 0x0000 - ori r0, r0, 0x0080 + li r0,0 mtspr ccr1, r0 /*----------------------------------------------------------------+ | Reset the timebase. | The previous write to CCR1 sets the timebase source. +-----------------------------------------------------------------*/ - addi r0, r0, 0x0000 mtspr tbl, r0 mtspr tbu, r0 #endif |