diff options
Diffstat (limited to 'target/linux/adm5120-2.6/image/lzma-loader/src/head.S')
| -rw-r--r-- | target/linux/adm5120-2.6/image/lzma-loader/src/head.S | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/target/linux/adm5120-2.6/image/lzma-loader/src/head.S b/target/linux/adm5120-2.6/image/lzma-loader/src/head.S index 3bfab9ff1b..ee8b3200cf 100644 --- a/target/linux/adm5120-2.6/image/lzma-loader/src/head.S +++ b/target/linux/adm5120-2.6/image/lzma-loader/src/head.S @@ -12,7 +12,11 @@ #define KSEG0 0x80000000 +#define C0_STATUS $12 +#define C0_CAUSE $13 #define C0_CONFIG $16 +#define C0_WATCHLO $18 +#define C0_WATCHHI $19 #define C0_TAGLO $28 #define C0_TAGHI $29 @@ -40,17 +44,28 @@ .text -#if (BZ_STARTUP_ORG) +#if (LZMA_STARTUP_ORG) .set noreorder b startup nop - .org BZ_STARTUP_ORG + .org LZMA_STARTUP_ORG #endif LEAF(startup) .set noreorder + .set mips32 + + mtc0 zero, C0_WATCHLO # clear watch registers + mtc0 zero, C0_WATCHHI + + mtc0 zero, C0_CAUSE # clear before writing status register + + mfc0 t0, C0_STATUS # get status register + li t1, ~(0xFF01) + and t0, t1 # mask interrupts + mtc0 t0, C0_STATUS # set up status register move t1, ra # save return address la t0, __reloc_label # get linked address of label |