diff options
Diffstat (limited to 'target/ppc/cpu_init.c')
| -rw-r--r-- | target/ppc/cpu_init.c | 251 |
1 files changed, 212 insertions, 39 deletions
diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index db841f1..3aa3aef 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -1653,6 +1653,47 @@ static void register_8xx_sprs(CPUPPCState *env) * ... and more (thermal management, performance counters, ...) */ +static void register_ppe42_sprs(CPUPPCState *env) +{ + spr_register(env, SPR_PPE42_EDR, "EDR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_PPE42_ISR, "ISR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_PPE42_IVPR, "IVPR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, SPR_NOACCESS, + 0xfff80000); + spr_register(env, SPR_PPE42_PIR, "PIR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_pir, + 0x00000000); + spr_register(env, SPR_PPE42_DBCR, "DBCR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_40x_dbcr0, + 0x00000000); + spr_register(env, SPR_PPE42_DACR, "DACR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + /* Timer */ + spr_register(env, SPR_DECR, "DECR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_decr, &spr_write_decr, + 0x00000000); + spr_register(env, SPR_PPE42_TSR, "TSR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_booke_tsr, + 0x00000000); + spr_register(env, SPR_BOOKE_TCR, "TCR", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_booke_tcr, + 0x00000000); +} + /*****************************************************************************/ /* Exception vectors models */ static void init_excp_4xx(CPUPPCState *env) @@ -1679,6 +1720,30 @@ static void init_excp_4xx(CPUPPCState *env) #endif } +static void init_excp_ppe42(CPUPPCState *env) +{ +#if !defined(CONFIG_USER_ONLY) + /* Machine Check vector changed after version 0 */ + if (((env->spr[SPR_PVR] & 0xf00000ul) >> 20) == 0) { + env->excp_vectors[POWERPC_EXCP_MCHECK] = 0x00000000; + } else { + env->excp_vectors[POWERPC_EXCP_MCHECK] = 0x00000020; + } + env->excp_vectors[POWERPC_EXCP_RESET] = 0x00000040; + env->excp_vectors[POWERPC_EXCP_DSI] = 0x00000060; + env->excp_vectors[POWERPC_EXCP_ISI] = 0x00000080; + env->excp_vectors[POWERPC_EXCP_EXTERNAL] = 0x000000A0; + env->excp_vectors[POWERPC_EXCP_ALIGN] = 0x000000C0; + env->excp_vectors[POWERPC_EXCP_PROGRAM] = 0x000000E0; + env->excp_vectors[POWERPC_EXCP_DECR] = 0x00000100; + env->excp_vectors[POWERPC_EXCP_FIT] = 0x00000120; + env->excp_vectors[POWERPC_EXCP_WDT] = 0x00000140; + env->ivpr_mask = 0xFFFFFE00UL; + /* Hardware reset vector */ + env->hreset_vector = 0x00000040UL; +#endif +} + static void init_excp_MPC5xx(CPUPPCState *env) { #if !defined(CONFIG_USER_ONLY) @@ -2200,6 +2265,80 @@ POWERPC_FAMILY(405)(ObjectClass *oc, const void *data) POWERPC_FLAG_DE | POWERPC_FLAG_BUS_CLK; } +static void init_proc_ppe42(CPUPPCState *env) +{ + register_ppe42_sprs(env); + + init_excp_ppe42(env); + env->dcache_line_size = 32; + env->icache_line_size = 32; + /* Allocate hardware IRQ controller */ + ppc40x_irq_init(env_archcpu(env)); + + SET_FIT_PERIOD(8, 12, 16, 20); + SET_WDT_PERIOD(16, 20, 24, 28); +} + +static void ppe42_class_common_init(PowerPCCPUClass *pcc) +{ + pcc->init_proc = init_proc_ppe42; + pcc->check_pow = check_pow_nocheck; + pcc->check_attn = check_attn_none; + pcc->insns_flags = PPC_INSNS_BASE | + PPC_WRTEE | + PPC_CACHE | + PPC_CACHE_DCBZ | + PPC_MEM_SYNC; + pcc->msr_mask = R_MSR_SEM_MASK | + (1ull << MSR_IS0) | + R_MSR_SIBRC_MASK | + (1ull << MSR_LP) | + (1ull << MSR_WE) | + (1ull << MSR_IS1) | + (1ull << MSR_UIE) | + (1ull << MSR_EE) | + (1ull << MSR_ME) | + (1ull << MSR_IS2) | + (1ull << MSR_IS3) | + (1ull << MSR_IPE) | + R_MSR_SIBRCA_MASK; + pcc->mmu_model = POWERPC_MMU_REAL; + pcc->excp_model = POWERPC_EXCP_PPE42; + pcc->bus_model = PPC_FLAGS_INPUT_PPE42; + pcc->bfd_mach = bfd_mach_ppc_403; + pcc->flags = POWERPC_FLAG_PPE42 | POWERPC_FLAG_BUS_CLK; +} + +POWERPC_FAMILY(ppe42)(ObjectClass *oc, const void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); + + dc->desc = "PPE 42"; + pcc->insns_flags2 = PPC2_PPE42; + ppe42_class_common_init(pcc); +} + +POWERPC_FAMILY(ppe42x)(ObjectClass *oc, const void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); + + dc->desc = "PPE 42X"; + pcc->insns_flags2 = PPC2_PPE42 | PPC2_PPE42X; + ppe42_class_common_init(pcc); +} + +POWERPC_FAMILY(ppe42xm)(ObjectClass *oc, const void *data) +{ + DeviceClass *dc = DEVICE_CLASS(oc); + PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); + + dc->desc = "PPE 42XM"; + pcc->insns_flags2 = PPC2_PPE42 | PPC2_PPE42X | PPC2_PPE42XM; + ppe42_class_common_init(pcc); +} + static void init_proc_440EP(CPUPPCState *env) { register_BookE_sprs(env, 0x000000000000FFFFULL); @@ -6802,53 +6941,64 @@ static void init_ppc_proc(PowerPCCPU *cpu) /* MSR bits & flags consistency checks */ if (env->msr_mask & (1 << 25)) { - switch (env->flags & (POWERPC_FLAG_SPE | POWERPC_FLAG_VRE)) { + switch (env->flags & (POWERPC_FLAG_SPE | POWERPC_FLAG_VRE | + POWERPC_FLAG_PPE42)) { case POWERPC_FLAG_SPE: case POWERPC_FLAG_VRE: + case POWERPC_FLAG_PPE42: break; default: fprintf(stderr, "PowerPC MSR definition inconsistency\n" - "Should define POWERPC_FLAG_SPE or POWERPC_FLAG_VRE\n"); + "Should define POWERPC_FLAG_SPE or POWERPC_FLAG_VRE\n" + "or POWERPC_FLAG_PPE42\n"); exit(1); } - } else if (env->flags & (POWERPC_FLAG_SPE | POWERPC_FLAG_VRE)) { + } else if (env->flags & (POWERPC_FLAG_SPE | POWERPC_FLAG_VRE | + POWERPC_FLAG_PPE42)) { fprintf(stderr, "PowerPC MSR definition inconsistency\n" - "Should not define POWERPC_FLAG_SPE nor POWERPC_FLAG_VRE\n"); + "Should not define POWERPC_FLAG_SPE nor POWERPC_FLAG_VRE\n" + "nor POWERPC_FLAG_PPE42\n"); exit(1); } if (env->msr_mask & (1 << 17)) { - switch (env->flags & (POWERPC_FLAG_TGPR | POWERPC_FLAG_CE)) { + switch (env->flags & (POWERPC_FLAG_TGPR | POWERPC_FLAG_CE | + POWERPC_FLAG_PPE42)) { case POWERPC_FLAG_TGPR: case POWERPC_FLAG_CE: + case POWERPC_FLAG_PPE42: break; default: fprintf(stderr, "PowerPC MSR definition inconsistency\n" - "Should define POWERPC_FLAG_TGPR or POWERPC_FLAG_CE\n"); + "Should define POWERPC_FLAG_TGPR or POWERPC_FLAG_CE\n" + "or POWERPC_FLAG_PPE42\n"); exit(1); } - } else if (env->flags & (POWERPC_FLAG_TGPR | POWERPC_FLAG_CE)) { + } else if (env->flags & (POWERPC_FLAG_TGPR | POWERPC_FLAG_CE | + POWERPC_FLAG_PPE42)) { fprintf(stderr, "PowerPC MSR definition inconsistency\n" - "Should not define POWERPC_FLAG_TGPR nor POWERPC_FLAG_CE\n"); + "Should not define POWERPC_FLAG_TGPR nor POWERPC_FLAG_CE\n" + "nor POWERPC_FLAG_PPE42\n"); exit(1); } if (env->msr_mask & (1 << 10)) { switch (env->flags & (POWERPC_FLAG_SE | POWERPC_FLAG_DWE | - POWERPC_FLAG_UBLE)) { + POWERPC_FLAG_UBLE | POWERPC_FLAG_PPE42)) { case POWERPC_FLAG_SE: case POWERPC_FLAG_DWE: case POWERPC_FLAG_UBLE: + case POWERPC_FLAG_PPE42: break; default: fprintf(stderr, "PowerPC MSR definition inconsistency\n" "Should define POWERPC_FLAG_SE or POWERPC_FLAG_DWE or " - "POWERPC_FLAG_UBLE\n"); + "POWERPC_FLAG_UBLE or POWERPC_FLAG_PPE42\n"); exit(1); } } else if (env->flags & (POWERPC_FLAG_SE | POWERPC_FLAG_DWE | - POWERPC_FLAG_UBLE)) { + POWERPC_FLAG_UBLE | POWERPC_FLAG_PPE42)) { fprintf(stderr, "PowerPC MSR definition inconsistency\n" "Should not define POWERPC_FLAG_SE nor POWERPC_FLAG_DWE nor " - "POWERPC_FLAG_UBLE\n"); + "POWERPC_FLAG_UBLE nor POWERPC_FLAG_PPE42\n"); exit(1); } if (env->msr_mask & (1 << 9)) { @@ -6867,18 +7017,23 @@ static void init_ppc_proc(PowerPCCPU *cpu) exit(1); } if (env->msr_mask & (1 << 2)) { - switch (env->flags & (POWERPC_FLAG_PX | POWERPC_FLAG_PMM)) { + switch (env->flags & (POWERPC_FLAG_PX | POWERPC_FLAG_PMM | + POWERPC_FLAG_PPE42)) { case POWERPC_FLAG_PX: case POWERPC_FLAG_PMM: + case POWERPC_FLAG_PPE42: break; default: fprintf(stderr, "PowerPC MSR definition inconsistency\n" - "Should define POWERPC_FLAG_PX or POWERPC_FLAG_PMM\n"); + "Should define POWERPC_FLAG_PX or POWERPC_FLAG_PMM\n" + "or POWERPC_FLAG_PPE42\n"); exit(1); } - } else if (env->flags & (POWERPC_FLAG_PX | POWERPC_FLAG_PMM)) { + } else if (env->flags & (POWERPC_FLAG_PX | POWERPC_FLAG_PMM | + POWERPC_FLAG_PPE42)) { fprintf(stderr, "PowerPC MSR definition inconsistency\n" - "Should not define POWERPC_FLAG_PX nor POWERPC_FLAG_PMM\n"); + "Should not define POWERPC_FLAG_PX nor POWERPC_FLAG_PMM\n" + "nor POWERPC_FLAG_PPE42\n"); exit(1); } if ((env->flags & POWERPC_FLAG_BUS_CLK) == 0) { @@ -7143,6 +7298,7 @@ static void ppc_cpu_list_entry(gpointer data, gpointer user_data) { ObjectClass *oc = data; PowerPCCPUClass *pcc = POWERPC_CPU_CLASS(oc); + CPUClass *cc = CPU_CLASS(oc); DeviceClass *family = DEVICE_CLASS(ppc_cpu_get_family_class(pcc)); const char *typename = object_class_get_name(oc); char *name; @@ -7153,7 +7309,11 @@ static void ppc_cpu_list_entry(gpointer data, gpointer user_data) } name = cpu_model_from_type(typename); - qemu_printf(" %-16s PVR %08x\n", name, pcc->pvr); + if (cc->deprecation_note) { + qemu_printf(" %-16s PVR %08x (deprecated)\n", name, pcc->pvr); + } else { + qemu_printf(" %-16s PVR %08x\n", name, pcc->pvr); + } for (i = 0; ppc_cpu_aliases[i].alias != NULL; i++) { PowerPCCPUAlias *alias = &ppc_cpu_aliases[i]; ObjectClass *alias_oc = ppc_cpu_class_by_name(alias->model); @@ -7243,39 +7403,40 @@ static void ppc_cpu_reset_hold(Object *obj, ResetType type) } msr = (target_ulong)0; - msr |= (target_ulong)MSR_HVB; - msr |= (target_ulong)1 << MSR_EP; + if (!(env->flags & POWERPC_FLAG_PPE42)) { + msr |= (target_ulong)MSR_HVB; + msr |= (target_ulong)1 << MSR_EP; #if defined(DO_SINGLE_STEP) && 0 - /* Single step trace mode */ - msr |= (target_ulong)1 << MSR_SE; - msr |= (target_ulong)1 << MSR_BE; + /* Single step trace mode */ + msr |= (target_ulong)1 << MSR_SE; + msr |= (target_ulong)1 << MSR_BE; #endif #if defined(CONFIG_USER_ONLY) - msr |= (target_ulong)1 << MSR_FP; /* Allow floating point usage */ - msr |= (target_ulong)1 << MSR_FE0; /* Allow floating point exceptions */ - msr |= (target_ulong)1 << MSR_FE1; - msr |= (target_ulong)1 << MSR_VR; /* Allow altivec usage */ - msr |= (target_ulong)1 << MSR_VSX; /* Allow VSX usage */ - msr |= (target_ulong)1 << MSR_SPE; /* Allow SPE usage */ - msr |= (target_ulong)1 << MSR_PR; + msr |= (target_ulong)1 << MSR_FP; /* Allow floating point usage */ + msr |= (target_ulong)1 << MSR_FE0; /* Allow floating point exceptions */ + msr |= (target_ulong)1 << MSR_FE1; + msr |= (target_ulong)1 << MSR_VR; /* Allow altivec usage */ + msr |= (target_ulong)1 << MSR_VSX; /* Allow VSX usage */ + msr |= (target_ulong)1 << MSR_SPE; /* Allow SPE usage */ + msr |= (target_ulong)1 << MSR_PR; #if defined(TARGET_PPC64) - msr |= (target_ulong)1 << MSR_TM; /* Transactional memory */ + msr |= (target_ulong)1 << MSR_TM; /* Transactional memory */ #endif #if !TARGET_BIG_ENDIAN - msr |= (target_ulong)1 << MSR_LE; /* Little-endian user mode */ - if (!((env->msr_mask >> MSR_LE) & 1)) { - fprintf(stderr, "Selected CPU does not support little-endian.\n"); - exit(1); - } + msr |= (target_ulong)1 << MSR_LE; /* Little-endian user mode */ + if (!((env->msr_mask >> MSR_LE) & 1)) { + fprintf(stderr, "Selected CPU does not support little-endian.\n"); + exit(1); + } #endif #endif #if defined(TARGET_PPC64) - if (mmu_is_64bit(env->mmu_model)) { - msr |= (1ULL << MSR_SF); - } + if (mmu_is_64bit(env->mmu_model)) { + msr |= (1ULL << MSR_SF); + } #endif - + } hreg_store_msr(env, msr, 1); #if !defined(CONFIG_USER_ONLY) @@ -7725,6 +7886,18 @@ void ppc_cpu_dump_state(CPUState *cs, FILE *f, int flags) * they can be read with "p $ivor0", "p $ivor1", etc. */ break; + case POWERPC_EXCP_PPE42: + qemu_fprintf(f, "SRR0 " TARGET_FMT_lx " SRR1 " TARGET_FMT_lx "\n", + env->spr[SPR_SRR0], env->spr[SPR_SRR1]); + + qemu_fprintf(f, " TCR " TARGET_FMT_lx " TSR " TARGET_FMT_lx + " ISR " TARGET_FMT_lx " EDR " TARGET_FMT_lx "\n", + env->spr[SPR_PPE42_TCR], env->spr[SPR_PPE42_TSR], + env->spr[SPR_PPE42_ISR], env->spr[SPR_PPE42_EDR]); + + qemu_fprintf(f, " PIR " TARGET_FMT_lx " IVPR " TARGET_FMT_lx "\n", + env->spr[SPR_PPE42_PIR], env->spr[SPR_PPE42_IVPR]); + break; case POWERPC_EXCP_40x: qemu_fprintf(f, " TCR " TARGET_FMT_lx " TSR " TARGET_FMT_lx " ESR " TARGET_FMT_lx " DEAR " TARGET_FMT_lx "\n", |