diff options
Diffstat (limited to 'target/arm/cpu.c')
| -rw-r--r-- | target/arm/cpu.c | 737 |
1 files changed, 202 insertions, 535 deletions
diff --git a/target/arm/cpu.c b/target/arm/cpu.c index 377791c..3b556f1 100644 --- a/target/arm/cpu.c +++ b/target/arm/cpu.c @@ -33,7 +33,6 @@ #endif /* CONFIG_TCG */ #include "internals.h" #include "cpu-features.h" -#include "exec/exec-all.h" #include "exec/target_page.h" #include "hw/qdev-properties.h" #if !defined(CONFIG_USER_ONLY) @@ -53,6 +52,8 @@ #include "target/arm/cpu-qom.h" #include "target/arm/gtimer.h" +#include "trace.h" + static void arm_cpu_set_pc(CPUState *cs, vaddr value) { ARMCPU *cpu = ARM_CPU(cs); @@ -143,11 +144,11 @@ static bool arm_cpu_has_work(CPUState *cs) ARMCPU *cpu = ARM_CPU(cs); return (cpu->power_state != PSCI_OFF) - && cs->interrupt_request & - (CPU_INTERRUPT_FIQ | CPU_INTERRUPT_HARD - | CPU_INTERRUPT_NMI | CPU_INTERRUPT_VINMI | CPU_INTERRUPT_VFNMI - | CPU_INTERRUPT_VFIQ | CPU_INTERRUPT_VIRQ | CPU_INTERRUPT_VSERR - | CPU_INTERRUPT_EXITTB); + && cpu_test_interrupt(cs, + CPU_INTERRUPT_FIQ | CPU_INTERRUPT_HARD + | CPU_INTERRUPT_NMI | CPU_INTERRUPT_VINMI | CPU_INTERRUPT_VFNMI + | CPU_INTERRUPT_VFIQ | CPU_INTERRUPT_VIRQ | CPU_INTERRUPT_VSERR + | CPU_INTERRUPT_EXITTB); } #endif /* !CONFIG_USER_ONLY */ @@ -193,14 +194,8 @@ static void cp_reg_reset(gpointer key, gpointer value, gpointer opaque) * This is basically only used for fields in non-core coprocessors * (like the pxa2xx ones). */ - if (!ri->fieldoffset) { - return; - } - - if (cpreg_field_is_64bit(ri)) { - CPREG_FIELD64(&cpu->env, ri) = ri->resetvalue; - } else { - CPREG_FIELD32(&cpu->env, ri) = ri->resetvalue; + if (ri->fieldoffset) { + raw_write(&cpu->env, ri, ri->resetvalue); } } @@ -232,6 +227,8 @@ static void arm_cpu_reset_hold(Object *obj, ResetType type) ARMCPUClass *acc = ARM_CPU_GET_CLASS(obj); CPUARMState *env = &cpu->env; + trace_arm_cpu_reset(arm_cpu_mp_affinity(cpu)); + if (acc->parent_phases.hold) { acc->parent_phases.hold(obj, type); } @@ -248,10 +245,6 @@ static void arm_cpu_reset_hold(Object *obj, ResetType type) cpu->power_state = cs->start_powered_off ? PSCI_OFF : PSCI_ON; - if (arm_feature(env, ARM_FEATURE_IWMMXT)) { - env->iwmmxt.cregs[ARM_IWMMXT_wCID] = 0x69051000 | 'Q'; - } - if (arm_feature(env, ARM_FEATURE_AARCH64)) { /* 64 bit CPUs always start in 64 bit mode */ env->aarch64 = true; @@ -318,6 +311,10 @@ static void arm_cpu_reset_hold(Object *obj, ResetType type) env->cp15.mdscr_el1 |= 1 << 12; /* Enable FEAT_MOPS */ env->cp15.sctlr_el[1] |= SCTLR_MSCEN; + /* For Linux, GCSPR_EL0 is always readable. */ + if (cpu_isar_feature(aa64_gcs, cpu)) { + env->cp15.gcscr_el[0] = GCSCRE0_NTR; + } #else /* Reset into the highest available EL */ if (arm_feature(env, ARM_FEATURE_EL3)) { @@ -350,11 +347,6 @@ static void arm_cpu_reset_hold(Object *obj, ResetType type) env->uncached_cpsr = ARM_CPU_MODE_USR; /* For user mode we must enable access to coprocessors */ env->vfp.xregs[ARM_VFP_FPEXC] = 1 << 30; - if (arm_feature(env, ARM_FEATURE_IWMMXT)) { - env->cp15.c15_cpar = 3; - } else if (arm_feature(env, ARM_FEATURE_XSCALE)) { - env->cp15.c15_cpar = 1; - } #else /* @@ -554,11 +546,15 @@ static void arm_cpu_reset_hold(Object *obj, ResetType type) set_flush_inputs_to_zero(1, &env->vfp.fp_status[FPST_STD]); set_default_nan_mode(1, &env->vfp.fp_status[FPST_STD]); set_default_nan_mode(1, &env->vfp.fp_status[FPST_STD_F16]); + set_default_nan_mode(1, &env->vfp.fp_status[FPST_ZA]); + set_default_nan_mode(1, &env->vfp.fp_status[FPST_ZA_F16]); arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_A32]); arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_A64]); + arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_ZA]); arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_STD]); arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_A32_F16]); arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_A64_F16]); + arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_ZA_F16]); arm_set_default_fp_behaviours(&env->vfp.fp_status[FPST_STD_F16]); arm_set_ah_fp_behaviours(&env->vfp.fp_status[FPST_AH]); set_flush_to_zero(1, &env->vfp.fp_status[FPST_AH]); @@ -586,6 +582,8 @@ void arm_emulate_firmware_reset(CPUState *cpustate, int target_el) bool have_el3 = arm_feature(env, ARM_FEATURE_EL3); bool have_el2 = arm_feature(env, ARM_FEATURE_EL2); + trace_arm_emulate_firmware_reset(arm_cpu_mp_affinity(cpu), target_el); + /* * Check we have the EL we're aiming for. If that is the * highest implemented EL, then cpu_reset has already done @@ -631,6 +629,9 @@ void arm_emulate_firmware_reset(CPUState *cpustate, int target_el) env->cp15.cptr_el[3] |= R_CPTR_EL3_ESM_MASK; env->cp15.scr_el3 |= SCR_ENTP2; env->vfp.smcr_el[3] = 0xf; + if (cpu_isar_feature(aa64_sme2, cpu)) { + env->vfp.smcr_el[3] |= R_SMCR_EZT0_MASK; + } } if (cpu_isar_feature(aa64_hcx, cpu)) { env->cp15.scr_el3 |= SCR_HXEN; @@ -638,6 +639,22 @@ void arm_emulate_firmware_reset(CPUState *cpustate, int target_el) if (cpu_isar_feature(aa64_fgt, cpu)) { env->cp15.scr_el3 |= SCR_FGTEN; } + if (cpu_isar_feature(aa64_gcs, cpu)) { + env->cp15.scr_el3 |= SCR_GCSEN; + } + if (cpu_isar_feature(aa64_tcr2, cpu)) { + env->cp15.scr_el3 |= SCR_TCR2EN; + } + if (cpu_isar_feature(aa64_sctlr2, cpu)) { + env->cp15.scr_el3 |= SCR_SCTLR2EN; + } + if (cpu_isar_feature(aa64_s1pie, cpu) || + cpu_isar_feature(aa64_s2pie, cpu)) { + env->cp15.scr_el3 |= SCR_PIEN; + } + if (cpu_isar_feature(aa64_mec, cpu)) { + env->cp15.scr_el3 |= SCR_MECEN; + } } if (target_el == 2) { @@ -674,376 +691,6 @@ void arm_emulate_firmware_reset(CPUState *cpustate, int target_el) } -#if defined(CONFIG_TCG) && !defined(CONFIG_USER_ONLY) - -static inline bool arm_excp_unmasked(CPUState *cs, unsigned int excp_idx, - unsigned int target_el, - unsigned int cur_el, bool secure, - uint64_t hcr_el2) -{ - CPUARMState *env = cpu_env(cs); - bool pstate_unmasked; - bool unmasked = false; - bool allIntMask = false; - - /* - * Don't take exceptions if they target a lower EL. - * This check should catch any exceptions that would not be taken - * but left pending. - */ - if (cur_el > target_el) { - return false; - } - - if (cpu_isar_feature(aa64_nmi, env_archcpu(env)) && - env->cp15.sctlr_el[target_el] & SCTLR_NMI && cur_el == target_el) { - allIntMask = env->pstate & PSTATE_ALLINT || - ((env->cp15.sctlr_el[target_el] & SCTLR_SPINTMASK) && - (env->pstate & PSTATE_SP)); - } - - switch (excp_idx) { - case EXCP_NMI: - pstate_unmasked = !allIntMask; - break; - - case EXCP_VINMI: - if (!(hcr_el2 & HCR_IMO) || (hcr_el2 & HCR_TGE)) { - /* VINMIs are only taken when hypervized. */ - return false; - } - return !allIntMask; - case EXCP_VFNMI: - if (!(hcr_el2 & HCR_FMO) || (hcr_el2 & HCR_TGE)) { - /* VFNMIs are only taken when hypervized. */ - return false; - } - return !allIntMask; - case EXCP_FIQ: - pstate_unmasked = (!(env->daif & PSTATE_F)) && (!allIntMask); - break; - - case EXCP_IRQ: - pstate_unmasked = (!(env->daif & PSTATE_I)) && (!allIntMask); - break; - - case EXCP_VFIQ: - if (!(hcr_el2 & HCR_FMO) || (hcr_el2 & HCR_TGE)) { - /* VFIQs are only taken when hypervized. */ - return false; - } - return !(env->daif & PSTATE_F) && (!allIntMask); - case EXCP_VIRQ: - if (!(hcr_el2 & HCR_IMO) || (hcr_el2 & HCR_TGE)) { - /* VIRQs are only taken when hypervized. */ - return false; - } - return !(env->daif & PSTATE_I) && (!allIntMask); - case EXCP_VSERR: - if (!(hcr_el2 & HCR_AMO) || (hcr_el2 & HCR_TGE)) { - /* VIRQs are only taken when hypervized. */ - return false; - } - return !(env->daif & PSTATE_A); - default: - g_assert_not_reached(); - } - - /* - * Use the target EL, current execution state and SCR/HCR settings to - * determine whether the corresponding CPSR bit is used to mask the - * interrupt. - */ - if ((target_el > cur_el) && (target_el != 1)) { - /* Exceptions targeting a higher EL may not be maskable */ - if (arm_feature(env, ARM_FEATURE_AARCH64)) { - switch (target_el) { - case 2: - /* - * According to ARM DDI 0487H.a, an interrupt can be masked - * when HCR_E2H and HCR_TGE are both set regardless of the - * current Security state. Note that we need to revisit this - * part again once we need to support NMI. - */ - if ((hcr_el2 & (HCR_E2H | HCR_TGE)) != (HCR_E2H | HCR_TGE)) { - unmasked = true; - } - break; - case 3: - /* Interrupt cannot be masked when the target EL is 3 */ - unmasked = true; - break; - default: - g_assert_not_reached(); - } - } else { - /* - * The old 32-bit-only environment has a more complicated - * masking setup. HCR and SCR bits not only affect interrupt - * routing but also change the behaviour of masking. - */ - bool hcr, scr; - - switch (excp_idx) { - case EXCP_FIQ: - /* - * If FIQs are routed to EL3 or EL2 then there are cases where - * we override the CPSR.F in determining if the exception is - * masked or not. If neither of these are set then we fall back - * to the CPSR.F setting otherwise we further assess the state - * below. - */ - hcr = hcr_el2 & HCR_FMO; - scr = (env->cp15.scr_el3 & SCR_FIQ); - - /* - * When EL3 is 32-bit, the SCR.FW bit controls whether the - * CPSR.F bit masks FIQ interrupts when taken in non-secure - * state. If SCR.FW is set then FIQs can be masked by CPSR.F - * when non-secure but only when FIQs are only routed to EL3. - */ - scr = scr && !((env->cp15.scr_el3 & SCR_FW) && !hcr); - break; - case EXCP_IRQ: - /* - * When EL3 execution state is 32-bit, if HCR.IMO is set then - * we may override the CPSR.I masking when in non-secure state. - * The SCR.IRQ setting has already been taken into consideration - * when setting the target EL, so it does not have a further - * affect here. - */ - hcr = hcr_el2 & HCR_IMO; - scr = false; - break; - default: - g_assert_not_reached(); - } - - if ((scr || hcr) && !secure) { - unmasked = true; - } - } - } - - /* - * The PSTATE bits only mask the interrupt if we have not overridden the - * ability above. - */ - return unmasked || pstate_unmasked; -} - -static bool arm_cpu_exec_interrupt(CPUState *cs, int interrupt_request) -{ - CPUARMState *env = cpu_env(cs); - uint32_t cur_el = arm_current_el(env); - bool secure = arm_is_secure(env); - uint64_t hcr_el2 = arm_hcr_el2_eff(env); - uint32_t target_el; - uint32_t excp_idx; - - /* The prioritization of interrupts is IMPLEMENTATION DEFINED. */ - - if (cpu_isar_feature(aa64_nmi, env_archcpu(env)) && - (arm_sctlr(env, cur_el) & SCTLR_NMI)) { - if (interrupt_request & CPU_INTERRUPT_NMI) { - excp_idx = EXCP_NMI; - target_el = arm_phys_excp_target_el(cs, excp_idx, cur_el, secure); - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - if (interrupt_request & CPU_INTERRUPT_VINMI) { - excp_idx = EXCP_VINMI; - target_el = 1; - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - if (interrupt_request & CPU_INTERRUPT_VFNMI) { - excp_idx = EXCP_VFNMI; - target_el = 1; - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - } else { - /* - * NMI disabled: interrupts with superpriority are handled - * as if they didn't have it - */ - if (interrupt_request & CPU_INTERRUPT_NMI) { - interrupt_request |= CPU_INTERRUPT_HARD; - } - if (interrupt_request & CPU_INTERRUPT_VINMI) { - interrupt_request |= CPU_INTERRUPT_VIRQ; - } - if (interrupt_request & CPU_INTERRUPT_VFNMI) { - interrupt_request |= CPU_INTERRUPT_VFIQ; - } - } - - if (interrupt_request & CPU_INTERRUPT_FIQ) { - excp_idx = EXCP_FIQ; - target_el = arm_phys_excp_target_el(cs, excp_idx, cur_el, secure); - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - if (interrupt_request & CPU_INTERRUPT_HARD) { - excp_idx = EXCP_IRQ; - target_el = arm_phys_excp_target_el(cs, excp_idx, cur_el, secure); - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - if (interrupt_request & CPU_INTERRUPT_VIRQ) { - excp_idx = EXCP_VIRQ; - target_el = 1; - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - if (interrupt_request & CPU_INTERRUPT_VFIQ) { - excp_idx = EXCP_VFIQ; - target_el = 1; - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - goto found; - } - } - if (interrupt_request & CPU_INTERRUPT_VSERR) { - excp_idx = EXCP_VSERR; - target_el = 1; - if (arm_excp_unmasked(cs, excp_idx, target_el, - cur_el, secure, hcr_el2)) { - /* Taking a virtual abort clears HCR_EL2.VSE */ - env->cp15.hcr_el2 &= ~HCR_VSE; - cpu_reset_interrupt(cs, CPU_INTERRUPT_VSERR); - goto found; - } - } - return false; - - found: - cs->exception_index = excp_idx; - env->exception.target_el = target_el; - cs->cc->tcg_ops->do_interrupt(cs); - return true; -} - -#endif /* CONFIG_TCG && !CONFIG_USER_ONLY */ - -void arm_cpu_update_virq(ARMCPU *cpu) -{ - /* - * Update the interrupt level for VIRQ, which is the logical OR of - * the HCR_EL2.VI bit and the input line level from the GIC. - */ - CPUARMState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - bool new_state = ((arm_hcr_el2_eff(env) & HCR_VI) && - !(arm_hcrx_el2_eff(env) & HCRX_VINMI)) || - (env->irq_line_state & CPU_INTERRUPT_VIRQ); - - if (new_state != ((cs->interrupt_request & CPU_INTERRUPT_VIRQ) != 0)) { - if (new_state) { - cpu_interrupt(cs, CPU_INTERRUPT_VIRQ); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_VIRQ); - } - } -} - -void arm_cpu_update_vfiq(ARMCPU *cpu) -{ - /* - * Update the interrupt level for VFIQ, which is the logical OR of - * the HCR_EL2.VF bit and the input line level from the GIC. - */ - CPUARMState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - bool new_state = ((arm_hcr_el2_eff(env) & HCR_VF) && - !(arm_hcrx_el2_eff(env) & HCRX_VFNMI)) || - (env->irq_line_state & CPU_INTERRUPT_VFIQ); - - if (new_state != ((cs->interrupt_request & CPU_INTERRUPT_VFIQ) != 0)) { - if (new_state) { - cpu_interrupt(cs, CPU_INTERRUPT_VFIQ); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_VFIQ); - } - } -} - -void arm_cpu_update_vinmi(ARMCPU *cpu) -{ - /* - * Update the interrupt level for VINMI, which is the logical OR of - * the HCRX_EL2.VINMI bit and the input line level from the GIC. - */ - CPUARMState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - bool new_state = ((arm_hcr_el2_eff(env) & HCR_VI) && - (arm_hcrx_el2_eff(env) & HCRX_VINMI)) || - (env->irq_line_state & CPU_INTERRUPT_VINMI); - - if (new_state != ((cs->interrupt_request & CPU_INTERRUPT_VINMI) != 0)) { - if (new_state) { - cpu_interrupt(cs, CPU_INTERRUPT_VINMI); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_VINMI); - } - } -} - -void arm_cpu_update_vfnmi(ARMCPU *cpu) -{ - /* - * Update the interrupt level for VFNMI, which is the HCRX_EL2.VFNMI bit. - */ - CPUARMState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - bool new_state = (arm_hcr_el2_eff(env) & HCR_VF) && - (arm_hcrx_el2_eff(env) & HCRX_VFNMI); - - if (new_state != ((cs->interrupt_request & CPU_INTERRUPT_VFNMI) != 0)) { - if (new_state) { - cpu_interrupt(cs, CPU_INTERRUPT_VFNMI); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_VFNMI); - } - } -} - -void arm_cpu_update_vserr(ARMCPU *cpu) -{ - /* - * Update the interrupt level for VSERR, which is the HCR_EL2.VSE bit. - */ - CPUARMState *env = &cpu->env; - CPUState *cs = CPU(cpu); - - bool new_state = env->cp15.hcr_el2 & HCR_VSE; - - if (new_state != ((cs->interrupt_request & CPU_INTERRUPT_VSERR) != 0)) { - if (new_state) { - cpu_interrupt(cs, CPU_INTERRUPT_VSERR); - } else { - cpu_reset_interrupt(cs, CPU_INTERRUPT_VSERR); - } - } -} - #ifndef CONFIG_USER_ONLY static void arm_cpu_set_irq(void *opaque, int irq, int level) { @@ -1099,37 +746,6 @@ static void arm_cpu_set_irq(void *opaque, int irq, int level) } } -static void arm_cpu_kvm_set_irq(void *opaque, int irq, int level) -{ -#ifdef CONFIG_KVM - ARMCPU *cpu = opaque; - CPUARMState *env = &cpu->env; - CPUState *cs = CPU(cpu); - uint32_t linestate_bit; - int irq_id; - - switch (irq) { - case ARM_CPU_IRQ: - irq_id = KVM_ARM_IRQ_CPU_IRQ; - linestate_bit = CPU_INTERRUPT_HARD; - break; - case ARM_CPU_FIQ: - irq_id = KVM_ARM_IRQ_CPU_FIQ; - linestate_bit = CPU_INTERRUPT_FIQ; - break; - default: - g_assert_not_reached(); - } - - if (level) { - env->irq_line_state |= linestate_bit; - } else { - env->irq_line_state &= ~linestate_bit; - } - kvm_arm_set_irq(cs->cpu_index, KVM_ARM_IRQ_TYPE_CPU, irq_id, !!level); -#endif -} - static bool arm_cpu_virtio_is_big_endian(CPUState *cs) { ARMCPU *cpu = ARM_CPU(cs); @@ -1203,7 +819,7 @@ static void arm_disas_set_info(CPUState *cpu, disassemble_info *info) info->endian = BFD_ENDIAN_LITTLE; if (bswap_code(sctlr_b)) { - info->endian = TARGET_BIG_ENDIAN ? BFD_ENDIAN_LITTLE : BFD_ENDIAN_BIG; + info->endian = target_big_endian() ? BFD_ENDIAN_LITTLE : BFD_ENDIAN_BIG; } info->flags &= ~INSN_ARM_BE32; #ifndef CONFIG_USER_ONLY @@ -1213,13 +829,11 @@ static void arm_disas_set_info(CPUState *cpu, disassemble_info *info) #endif } -#ifdef TARGET_AARCH64 - static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags) { ARMCPU *cpu = ARM_CPU(cs); CPUARMState *env = &cpu->env; - uint32_t psr = pstate_read(env); + uint64_t psr = pstate_read(env); int i, j; int el = arm_current_el(env); uint64_t hcr = arm_hcr_el2_eff(env); @@ -1241,7 +855,7 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags) } else { ns_status = ""; } - qemu_fprintf(f, "PSTATE=%08x %c%c%c%c %sEL%d%c", + qemu_fprintf(f, "PSTATE=%016" PRIx64 " %c%c%c%c %sEL%d%c", psr, psr & PSTATE_N ? 'N' : '-', psr & PSTATE_Z ? 'Z' : '-', @@ -1258,7 +872,7 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags) (FIELD_EX64(env->svcr, SVCR, SM) ? 'S' : '-')); } if (cpu_isar_feature(aa64_bti, cpu)) { - qemu_fprintf(f, " BTYPE=%d", (psr & PSTATE_BTYPE) >> 10); + qemu_fprintf(f, " BTYPE=%d", (int)(psr & PSTATE_BTYPE) >> 10); } qemu_fprintf(f, "%s%s%s", (hcr & HCR_NV) ? " NV" : "", @@ -1364,23 +978,14 @@ static void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags) qemu_fprintf(f, "ZA[%0*d]=", svl_lg10, i); for (j = zcr_len; j >= 0; --j) { qemu_fprintf(f, "%016" PRIx64 ":%016" PRIx64 "%c", - env->zarray[i].d[2 * j + 1], - env->zarray[i].d[2 * j], + env->za_state.za[i].d[2 * j + 1], + env->za_state.za[i].d[2 * j], j ? ':' : '\n'); } } } } -#else - -static inline void aarch64_cpu_dump_state(CPUState *cs, FILE *f, int flags) -{ - g_assert_not_reached(); -} - -#endif - static void arm_cpu_dump_state(CPUState *cs, FILE *f, int flags) { ARMCPU *cpu = ARM_CPU(cs); @@ -1542,6 +1147,7 @@ static void arm_cpu_initfn(Object *obj) * 0 means "unset, use the default value". That default might vary depending * on the CPU type, and is set in the realize fn. */ +#ifndef CONFIG_USER_ONLY static const Property arm_cpu_gt_cntfrq_property = DEFINE_PROP_UINT64("cntfrq", ARMCPU, gt_cntfrq_hz, 0); @@ -1551,7 +1157,6 @@ static const Property arm_cpu_reset_cbar_property = static const Property arm_cpu_reset_hivecs_property = DEFINE_PROP_BOOL("reset-hivecs", ARMCPU, reset_hivecs, false); -#ifndef CONFIG_USER_ONLY static const Property arm_cpu_has_el2_property = DEFINE_PROP_BOOL("has_el2", ARMCPU, has_el2, true); @@ -1574,6 +1179,7 @@ static const Property arm_cpu_has_neon_property = static const Property arm_cpu_has_dsp_property = DEFINE_PROP_BOOL("dsp", ARMCPU, has_dsp, true); +#ifndef CONFIG_USER_ONLY static const Property arm_cpu_has_mpu_property = DEFINE_PROP_BOOL("has-mpu", ARMCPU, has_mpu, true); @@ -1586,6 +1192,7 @@ static const Property arm_cpu_pmsav7_dregion_property = DEFINE_PROP_UNSIGNED_NODEFAULT("pmsav7-dregion", ARMCPU, pmsav7_dregion, qdev_prop_uint32, uint32_t); +#endif static bool arm_get_pmu(Object *obj, Error **errp) { @@ -1610,6 +1217,35 @@ static void arm_set_pmu(Object *obj, bool value, Error **errp) cpu->has_pmu = value; } +static bool aarch64_cpu_get_aarch64(Object *obj, Error **errp) +{ + ARMCPU *cpu = ARM_CPU(obj); + + return arm_feature(&cpu->env, ARM_FEATURE_AARCH64); +} + +static void aarch64_cpu_set_aarch64(Object *obj, bool value, Error **errp) +{ + ARMCPU *cpu = ARM_CPU(obj); + + /* + * At this time, this property is only allowed if KVM is enabled. This + * restriction allows us to avoid fixing up functionality that assumes a + * uniform execution state like do_interrupt. + */ + if (value == false) { + if (!kvm_enabled() || !kvm_arm_aarch32_supported()) { + error_setg(errp, "'aarch64' feature cannot be disabled " + "unless KVM is enabled and 32-bit EL1 " + "is supported"); + return; + } + unset_feature(&cpu->env, ARM_FEATURE_AARCH64); + } else { + set_feature(&cpu->env, ARM_FEATURE_AARCH64); + } +} + unsigned int gt_cntfrq_period_ns(ARMCPU *cpu) { /* @@ -1726,7 +1362,7 @@ static void arm_cpu_propagate_feature_implications(ARMCPU *cpu) } } -void arm_cpu_post_init(Object *obj) +static void arm_cpu_post_init(Object *obj) { ARMCPU *cpu = ARM_CPU(obj); @@ -1737,6 +1373,14 @@ void arm_cpu_post_init(Object *obj) */ arm_cpu_propagate_feature_implications(cpu); + if (arm_feature(&cpu->env, ARM_FEATURE_AARCH64)) { + object_property_add_bool(obj, "aarch64", aarch64_cpu_get_aarch64, + aarch64_cpu_set_aarch64); + object_property_set_description(obj, "aarch64", + "Set on/off to enable/disable aarch64 " + "execution state "); + } +#ifndef CONFIG_USER_ONLY if (arm_feature(&cpu->env, ARM_FEATURE_CBAR) || arm_feature(&cpu->env, ARM_FEATURE_CBAR_RO)) { qdev_property_add_static(DEVICE(obj), &arm_cpu_reset_cbar_property); @@ -1752,7 +1396,6 @@ void arm_cpu_post_init(Object *obj) OBJ_PROP_FLAG_READWRITE); } -#ifndef CONFIG_USER_ONLY if (arm_feature(&cpu->env, ARM_FEATURE_EL3)) { /* Add the has_el3 state CPU property only if EL3 is allowed. This will * prevent "has_el3" from existing on CPUs which cannot support EL3. @@ -1824,6 +1467,7 @@ void arm_cpu_post_init(Object *obj) qdev_property_add_static(DEVICE(obj), &arm_cpu_has_dsp_property); } +#ifndef CONFIG_USER_ONLY if (arm_feature(&cpu->env, ARM_FEATURE_PMSA)) { qdev_property_add_static(DEVICE(obj), &arm_cpu_has_mpu_property); if (arm_feature(&cpu->env, ARM_FEATURE_V7)) { @@ -1860,8 +1504,6 @@ void arm_cpu_post_init(Object *obj) &cpu->psci_conduit, OBJ_PROP_FLAG_READWRITE); - qdev_property_add_static(DEVICE(obj), &arm_cpu_cfgend_property); - if (arm_feature(&cpu->env, ARM_FEATURE_GENERIC_TIMER)) { qdev_property_add_static(DEVICE(cpu), &arm_cpu_gt_cntfrq_property); } @@ -1870,7 +1512,6 @@ void arm_cpu_post_init(Object *obj) kvm_arm_add_vcpu_properties(cpu); } -#ifndef CONFIG_USER_ONLY if (arm_feature(&cpu->env, ARM_FEATURE_AARCH64) && cpu_isar_feature(aa64_mte, cpu)) { object_property_add_link(obj, "tag-memory", @@ -1888,6 +1529,7 @@ void arm_cpu_post_init(Object *obj) } } #endif + qdev_property_add_static(DEVICE(obj), &arm_cpu_cfgend_property); } static void arm_cpu_finalizefn(Object *obj) @@ -1919,7 +1561,6 @@ void arm_cpu_finalize_features(ARMCPU *cpu, Error **errp) { Error *local_err = NULL; -#ifdef TARGET_AARCH64 if (arm_feature(&cpu->env, ARM_FEATURE_AARCH64)) { arm_cpu_sve_finalize(cpu, &local_err); if (local_err != NULL) { @@ -1955,7 +1596,6 @@ void arm_cpu_finalize_features(ARMCPU *cpu, Error **errp) return; } } -#endif if (kvm_enabled()) { kvm_arm_steal_time_finalize(cpu, &local_err); @@ -1970,6 +1610,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) { CPUState *cs = CPU(dev); ARMCPU *cpu = ARM_CPU(dev); + ARMISARegisters *isar = &cpu->isar; ARMCPUClass *acc = ARM_CPU_GET_CLASS(dev); CPUARMState *env = &cpu->env; Error *local_err = NULL; @@ -2127,21 +1768,16 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) } if (!cpu->has_vfp) { - uint64_t t; uint32_t u; - t = cpu->isar.id_aa64isar1; - t = FIELD_DP64(t, ID_AA64ISAR1, JSCVT, 0); - cpu->isar.id_aa64isar1 = t; + FIELD_DP64_IDREG(isar, ID_AA64ISAR1, JSCVT, 0); - t = cpu->isar.id_aa64pfr0; - t = FIELD_DP64(t, ID_AA64PFR0, FP, 0xf); - cpu->isar.id_aa64pfr0 = t; + FIELD_DP64_IDREG(isar, ID_AA64PFR0, FP, 0xf); - u = cpu->isar.id_isar6; + u = GET_IDREG(isar, ID_ISAR6); u = FIELD_DP32(u, ID_ISAR6, JSCVT, 0); u = FIELD_DP32(u, ID_ISAR6, BF16, 0); - cpu->isar.id_isar6 = u; + SET_IDREG(isar, ID_ISAR6, u); u = cpu->isar.mvfr0; u = FIELD_DP32(u, MVFR0, FPSP, 0); @@ -2175,7 +1811,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) unset_feature(env, ARM_FEATURE_NEON); - t = cpu->isar.id_aa64isar0; + t = GET_IDREG(isar, ID_AA64ISAR0); t = FIELD_DP64(t, ID_AA64ISAR0, AES, 0); t = FIELD_DP64(t, ID_AA64ISAR0, SHA1, 0); t = FIELD_DP64(t, ID_AA64ISAR0, SHA2, 0); @@ -2183,32 +1819,30 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) t = FIELD_DP64(t, ID_AA64ISAR0, SM3, 0); t = FIELD_DP64(t, ID_AA64ISAR0, SM4, 0); t = FIELD_DP64(t, ID_AA64ISAR0, DP, 0); - cpu->isar.id_aa64isar0 = t; + SET_IDREG(isar, ID_AA64ISAR0, t); - t = cpu->isar.id_aa64isar1; + t = GET_IDREG(isar, ID_AA64ISAR1); t = FIELD_DP64(t, ID_AA64ISAR1, FCMA, 0); t = FIELD_DP64(t, ID_AA64ISAR1, BF16, 0); t = FIELD_DP64(t, ID_AA64ISAR1, I8MM, 0); - cpu->isar.id_aa64isar1 = t; + SET_IDREG(isar, ID_AA64ISAR1, t); - t = cpu->isar.id_aa64pfr0; - t = FIELD_DP64(t, ID_AA64PFR0, ADVSIMD, 0xf); - cpu->isar.id_aa64pfr0 = t; + FIELD_DP64_IDREG(isar, ID_AA64PFR0, ADVSIMD, 0xf); - u = cpu->isar.id_isar5; + u = GET_IDREG(isar, ID_ISAR5); u = FIELD_DP32(u, ID_ISAR5, AES, 0); u = FIELD_DP32(u, ID_ISAR5, SHA1, 0); u = FIELD_DP32(u, ID_ISAR5, SHA2, 0); u = FIELD_DP32(u, ID_ISAR5, RDM, 0); u = FIELD_DP32(u, ID_ISAR5, VCMA, 0); - cpu->isar.id_isar5 = u; + SET_IDREG(isar, ID_ISAR5, u); - u = cpu->isar.id_isar6; + u = GET_IDREG(isar, ID_ISAR6); u = FIELD_DP32(u, ID_ISAR6, DP, 0); u = FIELD_DP32(u, ID_ISAR6, FHM, 0); u = FIELD_DP32(u, ID_ISAR6, BF16, 0); u = FIELD_DP32(u, ID_ISAR6, I8MM, 0); - cpu->isar.id_isar6 = u; + SET_IDREG(isar, ID_ISAR6, u); if (!arm_feature(env, ARM_FEATURE_M)) { u = cpu->isar.mvfr1; @@ -2225,16 +1859,11 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) } if (!cpu->has_neon && !cpu->has_vfp) { - uint64_t t; uint32_t u; - t = cpu->isar.id_aa64isar0; - t = FIELD_DP64(t, ID_AA64ISAR0, FHM, 0); - cpu->isar.id_aa64isar0 = t; + FIELD_DP64_IDREG(isar, ID_AA64ISAR0, FHM, 0); - t = cpu->isar.id_aa64isar1; - t = FIELD_DP64(t, ID_AA64ISAR1, FRINTTS, 0); - cpu->isar.id_aa64isar1 = t; + FIELD_DP64_IDREG(isar, ID_AA64ISAR1, FRINTTS, 0); u = cpu->isar.mvfr0; u = FIELD_DP32(u, MVFR0, SIMDREG, 0); @@ -2251,30 +1880,20 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) unset_feature(env, ARM_FEATURE_THUMB_DSP); - u = cpu->isar.id_isar1; - u = FIELD_DP32(u, ID_ISAR1, EXTEND, 1); - cpu->isar.id_isar1 = u; + FIELD_DP32_IDREG(isar, ID_ISAR1, EXTEND, 1); - u = cpu->isar.id_isar2; + u = GET_IDREG(isar, ID_ISAR2); u = FIELD_DP32(u, ID_ISAR2, MULTU, 1); u = FIELD_DP32(u, ID_ISAR2, MULTS, 1); - cpu->isar.id_isar2 = u; + SET_IDREG(isar, ID_ISAR2, u); - u = cpu->isar.id_isar3; + u = GET_IDREG(isar, ID_ISAR3); u = FIELD_DP32(u, ID_ISAR3, SIMD, 1); u = FIELD_DP32(u, ID_ISAR3, SATURATE, 0); - cpu->isar.id_isar3 = u; + SET_IDREG(isar, ID_ISAR3, u); } - /* - * We rely on no XScale CPU having VFP so we can use the same bits in the - * TB flags field for VECSTRIDE and XSCALE_CPAR. - */ - assert(arm_feature(env, ARM_FEATURE_AARCH64) || - !cpu_isar_feature(aa32_vfp_simd, cpu) || - !arm_feature(env, ARM_FEATURE_XSCALE)); - #ifndef CONFIG_USER_ONLY { int pagebits; @@ -2338,14 +1957,12 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) * Disable the security extension feature bits in the processor * feature registers as well. */ - cpu->isar.id_pfr1 = FIELD_DP32(cpu->isar.id_pfr1, ID_PFR1, SECURITY, 0); - cpu->isar.id_dfr0 = FIELD_DP32(cpu->isar.id_dfr0, ID_DFR0, COPSDBG, 0); - cpu->isar.id_aa64pfr0 = FIELD_DP64(cpu->isar.id_aa64pfr0, - ID_AA64PFR0, EL3, 0); + FIELD_DP32_IDREG(isar, ID_PFR1, SECURITY, 0); + FIELD_DP32_IDREG(isar, ID_DFR0, COPSDBG, 0); + FIELD_DP64_IDREG(isar, ID_AA64PFR0, EL3, 0); /* Disable the realm management extension, which requires EL3. */ - cpu->isar.id_aa64pfr0 = FIELD_DP64(cpu->isar.id_aa64pfr0, - ID_AA64PFR0, RME, 0); + FIELD_DP64_IDREG(isar, ID_AA64PFR0, RME, 0); } if (!cpu->has_el2) { @@ -2368,9 +1985,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) cpu); #endif } else { - cpu->isar.id_aa64dfr0 = - FIELD_DP64(cpu->isar.id_aa64dfr0, ID_AA64DFR0, PMUVER, 0); - cpu->isar.id_dfr0 = FIELD_DP32(cpu->isar.id_dfr0, ID_DFR0, PERFMON, 0); + FIELD_DP64_IDREG(isar, ID_AA64DFR0, PMUVER, 0); + FIELD_DP32_IDREG(isar, ID_DFR0, PERFMON, 0); cpu->pmceid0 = 0; cpu->pmceid1 = 0; } @@ -2380,10 +1996,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) * Disable the hypervisor feature bits in the processor feature * registers if we don't have EL2. */ - cpu->isar.id_aa64pfr0 = FIELD_DP64(cpu->isar.id_aa64pfr0, - ID_AA64PFR0, EL2, 0); - cpu->isar.id_pfr1 = FIELD_DP32(cpu->isar.id_pfr1, - ID_PFR1, VIRTUALIZATION, 0); + FIELD_DP64_IDREG(isar, ID_AA64PFR0, EL2, 0); + FIELD_DP32_IDREG(isar, ID_PFR1, VIRTUALIZATION, 0); } if (cpu_isar_feature(aa64_mte, cpu)) { @@ -2402,8 +2016,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) * This matches Cortex-A710 BROADCASTMTE input being LOW. */ if (tcg_enabled() && cpu->tag_memory == NULL) { - cpu->isar.id_aa64pfr1 = - FIELD_DP64(cpu->isar.id_aa64pfr1, ID_AA64PFR1, MTE, 1); + FIELD_DP64_IDREG(isar, ID_AA64PFR1, MTE, 1); } /* @@ -2411,7 +2024,7 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) * enabled on the guest (i.e mte=off), clear guest's MTE bits." */ if (kvm_enabled() && !cpu->kvm_mte) { - FIELD_DP64(cpu->isar.id_aa64pfr1, ID_AA64PFR1, MTE, 0); + FIELD_DP64_IDREG(isar, ID_AA64PFR1, MTE, 0); } #endif } @@ -2431,32 +2044,22 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp) * try to access the non-existent system registers for them. */ /* FEAT_SPE (Statistical Profiling Extension) */ - cpu->isar.id_aa64dfr0 = - FIELD_DP64(cpu->isar.id_aa64dfr0, ID_AA64DFR0, PMSVER, 0); + FIELD_DP64_IDREG(isar, ID_AA64DFR0, PMSVER, 0); /* FEAT_TRBE (Trace Buffer Extension) */ - cpu->isar.id_aa64dfr0 = - FIELD_DP64(cpu->isar.id_aa64dfr0, ID_AA64DFR0, TRACEBUFFER, 0); + FIELD_DP64_IDREG(isar, ID_AA64DFR0, TRACEBUFFER, 0); /* FEAT_TRF (Self-hosted Trace Extension) */ - cpu->isar.id_aa64dfr0 = - FIELD_DP64(cpu->isar.id_aa64dfr0, ID_AA64DFR0, TRACEFILT, 0); - cpu->isar.id_dfr0 = - FIELD_DP32(cpu->isar.id_dfr0, ID_DFR0, TRACEFILT, 0); + FIELD_DP64_IDREG(isar, ID_AA64DFR0, TRACEFILT, 0); + FIELD_DP32_IDREG(isar, ID_DFR0, TRACEFILT, 0); /* Trace Macrocell system register access */ - cpu->isar.id_aa64dfr0 = - FIELD_DP64(cpu->isar.id_aa64dfr0, ID_AA64DFR0, TRACEVER, 0); - cpu->isar.id_dfr0 = - FIELD_DP32(cpu->isar.id_dfr0, ID_DFR0, COPTRC, 0); + FIELD_DP64_IDREG(isar, ID_AA64DFR0, TRACEVER, 0); + FIELD_DP32_IDREG(isar, ID_DFR0, COPTRC, 0); /* Memory mapped trace */ - cpu->isar.id_dfr0 = - FIELD_DP32(cpu->isar.id_dfr0, ID_DFR0, MMAPTRC, 0); + FIELD_DP32_IDREG(isar, ID_DFR0, MMAPTRC, 0); /* FEAT_AMU (Activity Monitors Extension) */ - cpu->isar.id_aa64pfr0 = - FIELD_DP64(cpu->isar.id_aa64pfr0, ID_AA64PFR0, AMU, 0); - cpu->isar.id_pfr0 = - FIELD_DP32(cpu->isar.id_pfr0, ID_PFR0, AMU, 0); + FIELD_DP64_IDREG(isar, ID_AA64PFR0, AMU, 0); + FIELD_DP32_IDREG(isar, ID_PFR0, AMU, 0); /* FEAT_MPAM (Memory Partitioning and Monitoring Extension) */ - cpu->isar.id_aa64pfr0 = - FIELD_DP64(cpu->isar.id_aa64pfr0, ID_AA64PFR0, MPAM, 0); + FIELD_DP64_IDREG(isar, ID_AA64PFR0, MPAM, 0); } /* MPU can be configured out of a PMSA CPU either by setting has-mpu @@ -2647,15 +2250,52 @@ static const Property arm_cpu_properties[] = { static const gchar *arm_gdb_arch_name(CPUState *cs) { ARMCPU *cpu = ARM_CPU(cs); - CPUARMState *env = &cpu->env; - if (arm_feature(env, ARM_FEATURE_IWMMXT)) { - return "iwmmxt"; + if (arm_gdbstub_is_aarch64(cpu)) { + return "aarch64"; } return "arm"; } -#ifndef CONFIG_USER_ONLY +static const char *arm_gdb_get_core_xml_file(CPUState *cs) +{ + ARMCPU *cpu = ARM_CPU(cs); + CPUARMState *env = &cpu->env; + + if (arm_gdbstub_is_aarch64(cpu)) { + return "aarch64-core.xml"; + } + if (arm_feature(env, ARM_FEATURE_M)) { + return "arm-m-profile.xml"; + } + return "arm-core.xml"; +} + +#ifdef CONFIG_USER_ONLY +/** + * aarch64_untagged_addr: + * + * Remove any address tag from @x. This is explicitly related to the + * linux syscall TIF_TAGGED_ADDR setting, not TBI in general. + * + * There should be a better place to put this, but we need this in + * include/accel/tcg/cpu-ldst.h, and not some place linux-user specific. + * + * Note that arm-*-user will never set tagged_addr_enable. + */ +static vaddr aarch64_untagged_addr(CPUState *cs, vaddr x) +{ + CPUARMState *env = cpu_env(cs); + if (env->tagged_addr_enable) { + /* + * TBI is enabled for userspace but not kernelspace addresses. + * Only clear the tag if bit 55 is clear. + */ + x &= sextract64(x, 0, 56); + } + return x; +} +#else #include "hw/core/sysemu-cpu-ops.h" static const struct SysemuCPUOps arm_sysemu_ops = { @@ -2670,6 +2310,29 @@ static const struct SysemuCPUOps arm_sysemu_ops = { #endif #ifdef CONFIG_TCG +#ifndef CONFIG_USER_ONLY +static vaddr aprofile_pointer_wrap(CPUState *cs, int mmu_idx, + vaddr result, vaddr base) +{ + /* + * The Stage2 and Phys indexes are only used for ptw on arm32, + * and all pte's are aligned, so we never produce a wrap for these. + * Double check that we're not truncating a 40-bit physical address. + */ + assert((unsigned)mmu_idx < (ARMMMUIdx_Stage2_S & ARM_MMU_IDX_COREIDX_MASK)); + + if (!is_a64(cpu_env(cs))) { + return (uint32_t)result; + } + + /* + * TODO: For FEAT_CPA2, decide how to we want to resolve + * Unpredictable_CPACHECK in AddressIncrement. + */ + return result; +} +#endif /* !CONFIG_USER_ONLY */ + static const TCGCPUOps arm_tcg_ops = { .mttcg_supported = true, /* ARM processors have a weak memory model */ @@ -2677,6 +2340,7 @@ static const TCGCPUOps arm_tcg_ops = { .initialize = arm_translate_init, .translate_code = arm_translate_code, + .get_tb_cpu_state = arm_get_tb_cpu_state, .synchronize_from_tb = arm_cpu_synchronize_from_tb, .debug_excp_handler = arm_debug_excp_handler, .restore_state_to_opc = arm_restore_state_to_opc, @@ -2685,10 +2349,13 @@ static const TCGCPUOps arm_tcg_ops = { #ifdef CONFIG_USER_ONLY .record_sigsegv = arm_cpu_record_sigsegv, .record_sigbus = arm_cpu_record_sigbus, + .untagged_addr = aarch64_untagged_addr, #else .tlb_fill_align = arm_cpu_tlb_fill_align, + .pointer_wrap = aprofile_pointer_wrap, .cpu_exec_interrupt = arm_cpu_exec_interrupt, .cpu_exec_halt = arm_cpu_exec_halt, + .cpu_exec_reset = cpu_reset, .do_interrupt = arm_cpu_do_interrupt, .do_transaction_failed = arm_cpu_do_transaction_failed, .do_unaligned_access = arm_cpu_do_unaligned_access, @@ -2699,7 +2366,7 @@ static const TCGCPUOps arm_tcg_ops = { }; #endif /* CONFIG_TCG */ -static void arm_cpu_class_init(ObjectClass *oc, void *data) +static void arm_cpu_class_init(ObjectClass *oc, const void *data) { ARMCPUClass *acc = ARM_CPU_CLASS(oc); CPUClass *cc = CPU_CLASS(acc); @@ -2724,6 +2391,7 @@ static void arm_cpu_class_init(ObjectClass *oc, void *data) cc->sysemu_ops = &arm_sysemu_ops; #endif cc->gdb_arch_name = arm_gdb_arch_name; + cc->gdb_get_core_xml_file = arm_gdb_get_core_xml_file; cc->gdb_stop_before_watchpoint = true; cc->disas_set_info = arm_disas_set_info; @@ -2740,13 +2408,12 @@ static void arm_cpu_instance_init(Object *obj) arm_cpu_post_init(obj); } -static void cpu_register_class_init(ObjectClass *oc, void *data) +static void cpu_register_class_init(ObjectClass *oc, const void *data) { ARMCPUClass *acc = ARM_CPU_CLASS(oc); CPUClass *cc = CPU_CLASS(acc); acc->info = data; - cc->gdb_core_xml_file = "arm-core.xml"; if (acc->info->deprecation_note) { cc->deprecation_note = acc->info->deprecation_note; } @@ -2758,7 +2425,7 @@ void arm_cpu_register(const ARMCPUInfo *info) .parent = TYPE_ARM_CPU, .instance_init = arm_cpu_instance_init, .class_init = info->class_init ?: cpu_register_class_init, - .class_data = (void *)info, + .class_data = info, }; type_info.name = g_strdup_printf("%s-" TYPE_ARM_CPU, info->name); |