diff options
Diffstat (limited to 'arch/ppc/kernel/entry.S')
| -rw-r--r-- | arch/ppc/kernel/entry.S | 60 |
1 files changed, 6 insertions, 54 deletions
diff --git a/arch/ppc/kernel/entry.S b/arch/ppc/kernel/entry.S index 3a28159784883..5891ecbdc7032 100644 --- a/arch/ppc/kernel/entry.S +++ b/arch/ppc/kernel/entry.S @@ -135,10 +135,10 @@ transfer_to_handler: mfspr r11,SPRN_HID0 mtcr r11 BEGIN_FTR_SECTION - bt- 8,power_save_6xx_restore /* Check DOZE */ + bt- 8,4f /* Check DOZE */ END_FTR_SECTION_IFSET(CPU_FTR_CAN_DOZE) BEGIN_FTR_SECTION - bt- 9,power_save_6xx_restore /* Check NAP */ + bt- 9,4f /* Check NAP */ END_FTR_SECTION_IFSET(CPU_FTR_CAN_NAP) #endif /* CONFIG_6xx */ .globl transfer_to_handler_cont @@ -157,6 +157,10 @@ transfer_to_handler_cont: SYNC RFI /* jump to handler, enable MMU */ +#ifdef CONFIG_6xx +4: b power_save_6xx_restore +#endif + /* * On kernel stack overflow, load up an initial stack pointer * and call StackOverflow(regs), which should not return. @@ -926,55 +930,3 @@ END_FTR_SECTION_IFSET(CPU_FTR_601) b 4b .comm ee_restarts,4 - -/* - * PROM code for specific machines follows. Put it - * here so it's easy to add arch-specific sections later. - * -- Cort - */ -#ifdef CONFIG_PPC_OF -/* - * On CHRP, the Run-Time Abstraction Services (RTAS) have to be - * called with the MMU off. - */ -_GLOBAL(enter_rtas) - stwu r1,-INT_FRAME_SIZE(r1) - mflr r0 - stw r0,INT_FRAME_SIZE+4(r1) - lis r4,rtas_data@ha - lwz r4,rtas_data@l(r4) - lis r6,1f@ha /* physical return address for rtas */ - addi r6,r6,1f@l - tophys(r6,r6) - tophys(r7,r1) - lis r8,rtas_entry@ha - lwz r8,rtas_entry@l(r8) - mfmsr r9 - stw r9,8(r1) - LOAD_MSR_KERNEL(r0,MSR_KERNEL) - SYNC /* disable interrupts so SRR0/1 */ - MTMSRD(r0) /* don't get trashed */ - li r9,MSR_KERNEL & ~(MSR_IR|MSR_DR) - mtlr r6 - CLR_TOP32(r7) - mtspr SPRN_SPRG2,r7 - mtspr SPRN_SRR0,r8 - mtspr SPRN_SRR1,r9 - RFI -1: tophys(r9,r1) - lwz r8,INT_FRAME_SIZE+4(r9) /* get return address */ - lwz r9,8(r9) /* original msr value */ - FIX_SRR1(r9,r0) - addi r1,r1,INT_FRAME_SIZE - li r0,0 - mtspr SPRN_SPRG2,r0 - mtspr SPRN_SRR0,r8 - mtspr SPRN_SRR1,r9 - RFI /* return to caller */ - - .globl machine_check_in_rtas -machine_check_in_rtas: - twi 31,0,0 - /* XXX load up BATs and panic */ - -#endif /* CONFIG_PPC_OF */ |