diff options
Diffstat (limited to 'arch/powerpc/kernel/head_64.S')
| -rw-r--r-- | arch/powerpc/kernel/head_64.S | 136 |
1 files changed, 0 insertions, 136 deletions
diff --git a/arch/powerpc/kernel/head_64.S b/arch/powerpc/kernel/head_64.S index fe6122bfd07..33c4e8cab0b 100644 --- a/arch/powerpc/kernel/head_64.S +++ b/arch/powerpc/kernel/head_64.S @@ -358,142 +358,6 @@ machine_check_fwnmi: mtspr SPRN_SPRG1,r13 /* save r13 */ EXCEPTION_PROLOG_PSERIES_FORCE_64BIT(PACA_EXMC, machine_check_common) -#ifdef CONFIG_PPC_ISERIES -/*** ISeries-LPAR interrupt handlers ***/ - - STD_EXCEPTION_ISERIES(0x200, machine_check, PACA_EXMC) - - .globl data_access_iSeries -data_access_iSeries: - mtspr SPRN_SPRG1,r13 -BEGIN_FTR_SECTION - mtspr SPRN_SPRG2,r12 - mfspr r13,SPRN_DAR - mfspr r12,SPRN_DSISR - srdi r13,r13,60 - rlwimi r13,r12,16,0x20 - mfcr r12 - cmpwi r13,0x2c - beq .do_stab_bolted_iSeries - mtcrf 0x80,r12 - mfspr r12,SPRN_SPRG2 -END_FTR_SECTION_IFCLR(CPU_FTR_SLB) - EXCEPTION_PROLOG_ISERIES_1(PACA_EXGEN) - EXCEPTION_PROLOG_ISERIES_2 - b data_access_common - -.do_stab_bolted_iSeries: - mtcrf 0x80,r12 - mfspr r12,SPRN_SPRG2 - EXCEPTION_PROLOG_ISERIES_1(PACA_EXSLB) - EXCEPTION_PROLOG_ISERIES_2 - b .do_stab_bolted - - .globl data_access_slb_iSeries -data_access_slb_iSeries: - mtspr SPRN_SPRG1,r13 /* save r13 */ - mfspr r13,SPRN_SPRG3 /* get paca address into r13 */ - std r3,PACA_EXSLB+EX_R3(r13) - mfspr r3,SPRN_DAR - std r9,PACA_EXSLB+EX_R9(r13) - mfcr r9 -#ifdef __DISABLED__ - cmpdi r3,0 - bge slb_miss_user_iseries -#endif - std r10,PACA_EXSLB+EX_R10(r13) - std r11,PACA_EXSLB+EX_R11(r13) - std r12,PACA_EXSLB+EX_R12(r13) - mfspr r10,SPRN_SPRG1 - std r10,PACA_EXSLB+EX_R13(r13) - ld r12,PACALPPACAPTR(r13) - ld r12,LPPACASRR1(r12) - b .slb_miss_realmode - - STD_EXCEPTION_ISERIES(0x400, instruction_access, PACA_EXGEN) - - .globl instruction_access_slb_iSeries -instruction_access_slb_iSeries: - mtspr SPRN_SPRG1,r13 /* save r13 */ - mfspr r13,SPRN_SPRG3 /* get paca address into r13 */ - std r3,PACA_EXSLB+EX_R3(r13) - ld r3,PACALPPACAPTR(r13) - ld r3,LPPACASRR0(r3) /* get SRR0 value */ - std r9,PACA_EXSLB+EX_R9(r13) - mfcr r9 -#ifdef __DISABLED__ - cmpdi r3,0 - bge .slb_miss_user_iseries -#endif - std r10,PACA_EXSLB+EX_R10(r13) - std r11,PACA_EXSLB+EX_R11(r13) - std r12,PACA_EXSLB+EX_R12(r13) - mfspr r10,SPRN_SPRG1 - std r10,PACA_EXSLB+EX_R13(r13) - ld r12,PACALPPACAPTR(r13) - ld r12,LPPACASRR1(r12) - b .slb_miss_realmode - -#ifdef __DISABLED__ -slb_miss_user_iseries: - std r10,PACA_EXGEN+EX_R10(r13) - std r11,PACA_EXGEN+EX_R11(r13) - std r12,PACA_EXGEN+EX_R12(r13) - mfspr r10,SPRG1 - ld r11,PACA_EXSLB+EX_R9(r13) - ld r12,PACA_EXSLB+EX_R3(r13) - std r10,PACA_EXGEN+EX_R13(r13) - std r11,PACA_EXGEN+EX_R9(r13) - std r12,PACA_EXGEN+EX_R3(r13) - EXCEPTION_PROLOG_ISERIES_2 - b slb_miss_user_common -#endif - - MASKABLE_EXCEPTION_ISERIES(0x500, hardware_interrupt) - STD_EXCEPTION_ISERIES(0x600, alignment, PACA_EXGEN) - STD_EXCEPTION_ISERIES(0x700, program_check, PACA_EXGEN) - STD_EXCEPTION_ISERIES(0x800, fp_unavailable, PACA_EXGEN) - MASKABLE_EXCEPTION_ISERIES(0x900, decrementer) - STD_EXCEPTION_ISERIES(0xa00, trap_0a, PACA_EXGEN) - STD_EXCEPTION_ISERIES(0xb00, trap_0b, PACA_EXGEN) - - .globl system_call_iSeries -system_call_iSeries: - mr r9,r13 - mfspr r13,SPRN_SPRG3 - EXCEPTION_PROLOG_ISERIES_2 - b system_call_common - - STD_EXCEPTION_ISERIES( 0xd00, single_step, PACA_EXGEN) - STD_EXCEPTION_ISERIES( 0xe00, trap_0e, PACA_EXGEN) - STD_EXCEPTION_ISERIES( 0xf00, performance_monitor, PACA_EXGEN) - -decrementer_iSeries_masked: - /* We may not have a valid TOC pointer in here. */ - li r11,1 - ld r12,PACALPPACAPTR(r13) - stb r11,LPPACADECRINT(r12) - LOAD_REG_IMMEDIATE(r12, tb_ticks_per_jiffy) - lwz r12,0(r12) - mtspr SPRN_DEC,r12 - /* fall through */ - -hardware_interrupt_iSeries_masked: - mtcrf 0x80,r9 /* Restore regs */ - ld r12,PACALPPACAPTR(r13) - ld r11,LPPACASRR0(r12) - ld r12,LPPACASRR1(r12) - mtspr SPRN_SRR0,r11 - mtspr SPRN_SRR1,r12 - ld r9,PACA_EXGEN+EX_R9(r13) - ld r10,PACA_EXGEN+EX_R10(r13) - ld r11,PACA_EXGEN+EX_R11(r13) - ld r12,PACA_EXGEN+EX_R12(r13) - ld r13,PACA_EXGEN+EX_R13(r13) - rfid - b . /* prevent speculative execution */ -#endif /* CONFIG_PPC_ISERIES */ - /*** Common interrupt handlers ***/ STD_EXCEPTION_COMMON(0x100, system_reset, .system_reset_exception) |