diff options
Diffstat (limited to 'arch/powerpc/kernel/head_32.S')
| -rw-r--r-- | arch/powerpc/kernel/head_32.S | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S index 99ee2f0f0f2b..0c326823c6d4 100644 --- a/arch/powerpc/kernel/head_32.S +++ b/arch/powerpc/kernel/head_32.S @@ -110,6 +110,12 @@ __start: #ifdef CONFIG_PPC_MULTIPLATFORM cmpwi 0,r5,0 beq 1f + + /* find out where we are now */ + bcl 20,31,$+4 +0: mflr r8 /* r8 = runtime addr here */ + addis r8,r8,(_stext - 0b)@ha + addi r8,r8,(_stext - 0b)@l /* current runtime base addr */ bl prom_init trap #endif @@ -369,13 +375,13 @@ i##n: \ DataAccess: EXCEPTION_PROLOG mfspr r10,SPRN_DSISR + stw r10,_DSISR(r11) andis. r0,r10,0xa470 /* weird error? */ bne 1f /* if not, try to put a PTE */ mfspr r4,SPRN_DAR /* into the hash table */ rlwinm r3,r10,32-15,21,21 /* DSISR_STORE -> _PAGE_RW */ bl hash_page -1: stw r10,_DSISR(r11) - mr r5,r10 +1: lwz r5,_DSISR(r11) /* get DSISR value */ mfspr r4,SPRN_DAR EXC_XFER_EE_LITE(0x300, handle_page_fault) @@ -1155,7 +1161,7 @@ flush_tlbs: lis r10, 0x40 1: addic. r10, r10, -0x1000 tlbie r10 - blt 1b + bgt 1b sync blr |
