diff options
Diffstat (limited to 'arch/powerpc/kernel/head_32.h')
| -rw-r--r-- | arch/powerpc/kernel/head_32.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/head_32.h b/arch/powerpc/kernel/head_32.h index 436ffd862d2a..f19a1ab91fb5 100644 --- a/arch/powerpc/kernel/head_32.h +++ b/arch/powerpc/kernel/head_32.h @@ -144,6 +144,17 @@ RFI /* jump to handler, enable MMU */ .endm +.macro save_dar_dsisr_on_stack reg1, reg2, sp + mfspr \reg1, SPRN_DAR + mfspr \reg2, SPRN_DSISR + stw \reg1, _DAR(\sp) + stw \reg2, _DSISR(\sp) +.endm + +.macro get_and_save_dar_dsisr_on_stack reg1, reg2, sp + save_dar_dsisr_on_stack \reg1, \reg2, \sp +.endm + /* * Note: code which follows this uses cr0.eq (set if from kernel), * r11, r12 (SRR0), and r9 (SRR1). |