Merge branch 'master' into for-upstream

[pandora-kernel.git] / arch / powerpc / kernel / head_32.S

diff --git a/arch/powerpc/kernel/head_32.S b/arch/powerpc/kernel/head_32.S
index 8bb6575..0c32682 100644 (file)
--- 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)