diff options
Diffstat (limited to 'target-i386/machine.c')
| -rw-r--r-- | target-i386/machine.c | 1047 |
1 files changed, 0 insertions, 1047 deletions
diff --git a/target-i386/machine.c b/target-i386/machine.c deleted file mode 100644 index 760f82b..0000000 --- a/target-i386/machine.c +++ /dev/null @@ -1,1047 +0,0 @@ -#include "qemu/osdep.h" -#include "qemu-common.h" -#include "cpu.h" -#include "exec/exec-all.h" -#include "hw/hw.h" -#include "hw/boards.h" -#include "hw/i386/pc.h" -#include "hw/isa/isa.h" -#include "migration/cpu.h" - -#include "sysemu/kvm.h" - -#include "qemu/error-report.h" - -static const VMStateDescription vmstate_segment = { - .name = "segment", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT32(selector, SegmentCache), - VMSTATE_UINTTL(base, SegmentCache), - VMSTATE_UINT32(limit, SegmentCache), - VMSTATE_UINT32(flags, SegmentCache), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_SEGMENT(_field, _state) { \ - .name = (stringify(_field)), \ - .size = sizeof(SegmentCache), \ - .vmsd = &vmstate_segment, \ - .flags = VMS_STRUCT, \ - .offset = offsetof(_state, _field) \ - + type_check(SegmentCache,typeof_field(_state, _field)) \ -} - -#define VMSTATE_SEGMENT_ARRAY(_field, _state, _n) \ - VMSTATE_STRUCT_ARRAY(_field, _state, _n, 0, vmstate_segment, SegmentCache) - -static const VMStateDescription vmstate_xmm_reg = { - .name = "xmm_reg", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT64(ZMM_Q(0), ZMMReg), - VMSTATE_UINT64(ZMM_Q(1), ZMMReg), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_XMM_REGS(_field, _state, _start) \ - VMSTATE_STRUCT_SUB_ARRAY(_field, _state, _start, CPU_NB_REGS, 0, \ - vmstate_xmm_reg, ZMMReg) - -/* YMMH format is the same as XMM, but for bits 128-255 */ -static const VMStateDescription vmstate_ymmh_reg = { - .name = "ymmh_reg", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT64(ZMM_Q(2), ZMMReg), - VMSTATE_UINT64(ZMM_Q(3), ZMMReg), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_YMMH_REGS_VARS(_field, _state, _start, _v) \ - VMSTATE_STRUCT_SUB_ARRAY(_field, _state, _start, CPU_NB_REGS, _v, \ - vmstate_ymmh_reg, ZMMReg) - -static const VMStateDescription vmstate_zmmh_reg = { - .name = "zmmh_reg", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT64(ZMM_Q(4), ZMMReg), - VMSTATE_UINT64(ZMM_Q(5), ZMMReg), - VMSTATE_UINT64(ZMM_Q(6), ZMMReg), - VMSTATE_UINT64(ZMM_Q(7), ZMMReg), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_ZMMH_REGS_VARS(_field, _state, _start) \ - VMSTATE_STRUCT_SUB_ARRAY(_field, _state, _start, CPU_NB_REGS, 0, \ - vmstate_zmmh_reg, ZMMReg) - -#ifdef TARGET_X86_64 -static const VMStateDescription vmstate_hi16_zmm_reg = { - .name = "hi16_zmm_reg", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT64(ZMM_Q(0), ZMMReg), - VMSTATE_UINT64(ZMM_Q(1), ZMMReg), - VMSTATE_UINT64(ZMM_Q(2), ZMMReg), - VMSTATE_UINT64(ZMM_Q(3), ZMMReg), - VMSTATE_UINT64(ZMM_Q(4), ZMMReg), - VMSTATE_UINT64(ZMM_Q(5), ZMMReg), - VMSTATE_UINT64(ZMM_Q(6), ZMMReg), - VMSTATE_UINT64(ZMM_Q(7), ZMMReg), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_Hi16_ZMM_REGS_VARS(_field, _state, _start) \ - VMSTATE_STRUCT_SUB_ARRAY(_field, _state, _start, CPU_NB_REGS, 0, \ - vmstate_hi16_zmm_reg, ZMMReg) -#endif - -static const VMStateDescription vmstate_bnd_regs = { - .name = "bnd_regs", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT64(lb, BNDReg), - VMSTATE_UINT64(ub, BNDReg), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_BND_REGS(_field, _state, _n) \ - VMSTATE_STRUCT_ARRAY(_field, _state, _n, 0, vmstate_bnd_regs, BNDReg) - -static const VMStateDescription vmstate_mtrr_var = { - .name = "mtrr_var", - .version_id = 1, - .minimum_version_id = 1, - .fields = (VMStateField[]) { - VMSTATE_UINT64(base, MTRRVar), - VMSTATE_UINT64(mask, MTRRVar), - VMSTATE_END_OF_LIST() - } -}; - -#define VMSTATE_MTRR_VARS(_field, _state, _n, _v) \ - VMSTATE_STRUCT_ARRAY(_field, _state, _n, _v, vmstate_mtrr_var, MTRRVar) - -static void put_fpreg_error(QEMUFile *f, void *opaque, size_t size) -{ - fprintf(stderr, "call put_fpreg() with invalid arguments\n"); - exit(0); -} - -/* XXX: add that in a FPU generic layer */ -union x86_longdouble { - uint64_t mant; - uint16_t exp; -}; - -#define MANTD1(fp) (fp & ((1LL << 52) - 1)) -#define EXPBIAS1 1023 -#define EXPD1(fp) ((fp >> 52) & 0x7FF) -#define SIGND1(fp) ((fp >> 32) & 0x80000000) - -static void fp64_to_fp80(union x86_longdouble *p, uint64_t temp) -{ - int e; - /* mantissa */ - p->mant = (MANTD1(temp) << 11) | (1LL << 63); - /* exponent + sign */ - e = EXPD1(temp) - EXPBIAS1 + 16383; - e |= SIGND1(temp) >> 16; - p->exp = e; -} - -static int get_fpreg(QEMUFile *f, void *opaque, size_t size) -{ - FPReg *fp_reg = opaque; - uint64_t mant; - uint16_t exp; - - qemu_get_be64s(f, &mant); - qemu_get_be16s(f, &exp); - fp_reg->d = cpu_set_fp80(mant, exp); - return 0; -} - -static void put_fpreg(QEMUFile *f, void *opaque, size_t size) -{ - FPReg *fp_reg = opaque; - uint64_t mant; - uint16_t exp; - /* we save the real CPU data (in case of MMX usage only 'mant' - contains the MMX register */ - cpu_get_fp80(&mant, &exp, fp_reg->d); - qemu_put_be64s(f, &mant); - qemu_put_be16s(f, &exp); -} - -static const VMStateInfo vmstate_fpreg = { - .name = "fpreg", - .get = get_fpreg, - .put = put_fpreg, -}; - -static int get_fpreg_1_mmx(QEMUFile *f, void *opaque, size_t size) -{ - union x86_longdouble *p = opaque; - uint64_t mant; - - qemu_get_be64s(f, &mant); - p->mant = mant; - p->exp = 0xffff; - return 0; -} - -static const VMStateInfo vmstate_fpreg_1_mmx = { - .name = "fpreg_1_mmx", - .get = get_fpreg_1_mmx, - .put = put_fpreg_error, -}; - -static int get_fpreg_1_no_mmx(QEMUFile *f, void *opaque, size_t size) -{ - union x86_longdouble *p = opaque; - uint64_t mant; - - qemu_get_be64s(f, &mant); - fp64_to_fp80(p, mant); - return 0; -} - -static const VMStateInfo vmstate_fpreg_1_no_mmx = { - .name = "fpreg_1_no_mmx", - .get = get_fpreg_1_no_mmx, - .put = put_fpreg_error, -}; - -static bool fpregs_is_0(void *opaque, int version_id) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return (env->fpregs_format_vmstate == 0); -} - -static bool fpregs_is_1_mmx(void *opaque, int version_id) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int guess_mmx; - - guess_mmx = ((env->fptag_vmstate == 0xff) && - (env->fpus_vmstate & 0x3800) == 0); - return (guess_mmx && (env->fpregs_format_vmstate == 1)); -} - -static bool fpregs_is_1_no_mmx(void *opaque, int version_id) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int guess_mmx; - - guess_mmx = ((env->fptag_vmstate == 0xff) && - (env->fpus_vmstate & 0x3800) == 0); - return (!guess_mmx && (env->fpregs_format_vmstate == 1)); -} - -#define VMSTATE_FP_REGS(_field, _state, _n) \ - VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_0, vmstate_fpreg, FPReg), \ - VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_1_mmx, vmstate_fpreg_1_mmx, FPReg), \ - VMSTATE_ARRAY_TEST(_field, _state, _n, fpregs_is_1_no_mmx, vmstate_fpreg_1_no_mmx, FPReg) - -static bool version_is_5(void *opaque, int version_id) -{ - return version_id == 5; -} - -#ifdef TARGET_X86_64 -static bool less_than_7(void *opaque, int version_id) -{ - return version_id < 7; -} - -static int get_uint64_as_uint32(QEMUFile *f, void *pv, size_t size) -{ - uint64_t *v = pv; - *v = qemu_get_be32(f); - return 0; -} - -static void put_uint64_as_uint32(QEMUFile *f, void *pv, size_t size) -{ - uint64_t *v = pv; - qemu_put_be32(f, *v); -} - -static const VMStateInfo vmstate_hack_uint64_as_uint32 = { - .name = "uint64_as_uint32", - .get = get_uint64_as_uint32, - .put = put_uint64_as_uint32, -}; - -#define VMSTATE_HACK_UINT32(_f, _s, _t) \ - VMSTATE_SINGLE_TEST(_f, _s, _t, 0, vmstate_hack_uint64_as_uint32, uint64_t) -#endif - -static void cpu_pre_save(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int i; - - /* FPU */ - env->fpus_vmstate = (env->fpus & ~0x3800) | (env->fpstt & 0x7) << 11; - env->fptag_vmstate = 0; - for(i = 0; i < 8; i++) { - env->fptag_vmstate |= ((!env->fptags[i]) << i); - } - - env->fpregs_format_vmstate = 0; - - /* - * Real mode guest segments register DPL should be zero. - * Older KVM version were setting it wrongly. - * Fixing it will allow live migration to host with unrestricted guest - * support (otherwise the migration will fail with invalid guest state - * error). - */ - if (!(env->cr[0] & CR0_PE_MASK) && - (env->segs[R_CS].flags >> DESC_DPL_SHIFT & 3) != 0) { - env->segs[R_CS].flags &= ~(env->segs[R_CS].flags & DESC_DPL_MASK); - env->segs[R_DS].flags &= ~(env->segs[R_DS].flags & DESC_DPL_MASK); - env->segs[R_ES].flags &= ~(env->segs[R_ES].flags & DESC_DPL_MASK); - env->segs[R_FS].flags &= ~(env->segs[R_FS].flags & DESC_DPL_MASK); - env->segs[R_GS].flags &= ~(env->segs[R_GS].flags & DESC_DPL_MASK); - env->segs[R_SS].flags &= ~(env->segs[R_SS].flags & DESC_DPL_MASK); - } - -} - -static int cpu_post_load(void *opaque, int version_id) -{ - X86CPU *cpu = opaque; - CPUState *cs = CPU(cpu); - CPUX86State *env = &cpu->env; - int i; - - if (env->tsc_khz && env->user_tsc_khz && - env->tsc_khz != env->user_tsc_khz) { - error_report("Mismatch between user-specified TSC frequency and " - "migrated TSC frequency"); - return -EINVAL; - } - - /* - * Real mode guest segments register DPL should be zero. - * Older KVM version were setting it wrongly. - * Fixing it will allow live migration from such host that don't have - * restricted guest support to a host with unrestricted guest support - * (otherwise the migration will fail with invalid guest state - * error). - */ - if (!(env->cr[0] & CR0_PE_MASK) && - (env->segs[R_CS].flags >> DESC_DPL_SHIFT & 3) != 0) { - env->segs[R_CS].flags &= ~(env->segs[R_CS].flags & DESC_DPL_MASK); - env->segs[R_DS].flags &= ~(env->segs[R_DS].flags & DESC_DPL_MASK); - env->segs[R_ES].flags &= ~(env->segs[R_ES].flags & DESC_DPL_MASK); - env->segs[R_FS].flags &= ~(env->segs[R_FS].flags & DESC_DPL_MASK); - env->segs[R_GS].flags &= ~(env->segs[R_GS].flags & DESC_DPL_MASK); - env->segs[R_SS].flags &= ~(env->segs[R_SS].flags & DESC_DPL_MASK); - } - - /* Older versions of QEMU incorrectly used CS.DPL as the CPL when - * running under KVM. This is wrong for conforming code segments. - * Luckily, in our implementation the CPL field of hflags is redundant - * and we can get the right value from the SS descriptor privilege level. - */ - env->hflags &= ~HF_CPL_MASK; - env->hflags |= (env->segs[R_SS].flags >> DESC_DPL_SHIFT) & HF_CPL_MASK; - - env->fpstt = (env->fpus_vmstate >> 11) & 7; - env->fpus = env->fpus_vmstate & ~0x3800; - env->fptag_vmstate ^= 0xff; - for(i = 0; i < 8; i++) { - env->fptags[i] = (env->fptag_vmstate >> i) & 1; - } - update_fp_status(env); - - cpu_breakpoint_remove_all(cs, BP_CPU); - cpu_watchpoint_remove_all(cs, BP_CPU); - { - /* Indicate all breakpoints disabled, as they are, then - let the helper re-enable them. */ - target_ulong dr7 = env->dr[7]; - env->dr[7] = dr7 & ~(DR7_GLOBAL_BP_MASK | DR7_LOCAL_BP_MASK); - cpu_x86_update_dr7(env, dr7); - } - tlb_flush(cs, 1); - - if (tcg_enabled()) { - cpu_smm_update(cpu); - } - return 0; -} - -static bool async_pf_msr_needed(void *opaque) -{ - X86CPU *cpu = opaque; - - return cpu->env.async_pf_en_msr != 0; -} - -static bool pv_eoi_msr_needed(void *opaque) -{ - X86CPU *cpu = opaque; - - return cpu->env.pv_eoi_en_msr != 0; -} - -static bool steal_time_msr_needed(void *opaque) -{ - X86CPU *cpu = opaque; - - return cpu->env.steal_time_msr != 0; -} - -static const VMStateDescription vmstate_steal_time_msr = { - .name = "cpu/steal_time_msr", - .version_id = 1, - .minimum_version_id = 1, - .needed = steal_time_msr_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.steal_time_msr, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static const VMStateDescription vmstate_async_pf_msr = { - .name = "cpu/async_pf_msr", - .version_id = 1, - .minimum_version_id = 1, - .needed = async_pf_msr_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.async_pf_en_msr, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static const VMStateDescription vmstate_pv_eoi_msr = { - .name = "cpu/async_pv_eoi_msr", - .version_id = 1, - .minimum_version_id = 1, - .needed = pv_eoi_msr_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.pv_eoi_en_msr, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool fpop_ip_dp_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->fpop != 0 || env->fpip != 0 || env->fpdp != 0; -} - -static const VMStateDescription vmstate_fpop_ip_dp = { - .name = "cpu/fpop_ip_dp", - .version_id = 1, - .minimum_version_id = 1, - .needed = fpop_ip_dp_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT16(env.fpop, X86CPU), - VMSTATE_UINT64(env.fpip, X86CPU), - VMSTATE_UINT64(env.fpdp, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool tsc_adjust_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->tsc_adjust != 0; -} - -static const VMStateDescription vmstate_msr_tsc_adjust = { - .name = "cpu/msr_tsc_adjust", - .version_id = 1, - .minimum_version_id = 1, - .needed = tsc_adjust_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.tsc_adjust, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool tscdeadline_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->tsc_deadline != 0; -} - -static const VMStateDescription vmstate_msr_tscdeadline = { - .name = "cpu/msr_tscdeadline", - .version_id = 1, - .minimum_version_id = 1, - .needed = tscdeadline_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.tsc_deadline, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool misc_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->msr_ia32_misc_enable != MSR_IA32_MISC_ENABLE_DEFAULT; -} - -static bool feature_control_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->msr_ia32_feature_control != 0; -} - -static const VMStateDescription vmstate_msr_ia32_misc_enable = { - .name = "cpu/msr_ia32_misc_enable", - .version_id = 1, - .minimum_version_id = 1, - .needed = misc_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_ia32_misc_enable, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static const VMStateDescription vmstate_msr_ia32_feature_control = { - .name = "cpu/msr_ia32_feature_control", - .version_id = 1, - .minimum_version_id = 1, - .needed = feature_control_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_ia32_feature_control, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool pmu_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int i; - - if (env->msr_fixed_ctr_ctrl || env->msr_global_ctrl || - env->msr_global_status || env->msr_global_ovf_ctrl) { - return true; - } - for (i = 0; i < MAX_FIXED_COUNTERS; i++) { - if (env->msr_fixed_counters[i]) { - return true; - } - } - for (i = 0; i < MAX_GP_COUNTERS; i++) { - if (env->msr_gp_counters[i] || env->msr_gp_evtsel[i]) { - return true; - } - } - - return false; -} - -static const VMStateDescription vmstate_msr_architectural_pmu = { - .name = "cpu/msr_architectural_pmu", - .version_id = 1, - .minimum_version_id = 1, - .needed = pmu_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_fixed_ctr_ctrl, X86CPU), - VMSTATE_UINT64(env.msr_global_ctrl, X86CPU), - VMSTATE_UINT64(env.msr_global_status, X86CPU), - VMSTATE_UINT64(env.msr_global_ovf_ctrl, X86CPU), - VMSTATE_UINT64_ARRAY(env.msr_fixed_counters, X86CPU, MAX_FIXED_COUNTERS), - VMSTATE_UINT64_ARRAY(env.msr_gp_counters, X86CPU, MAX_GP_COUNTERS), - VMSTATE_UINT64_ARRAY(env.msr_gp_evtsel, X86CPU, MAX_GP_COUNTERS), - VMSTATE_END_OF_LIST() - } -}; - -static bool mpx_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - unsigned int i; - - for (i = 0; i < 4; i++) { - if (env->bnd_regs[i].lb || env->bnd_regs[i].ub) { - return true; - } - } - - if (env->bndcs_regs.cfgu || env->bndcs_regs.sts) { - return true; - } - - return !!env->msr_bndcfgs; -} - -static const VMStateDescription vmstate_mpx = { - .name = "cpu/mpx", - .version_id = 1, - .minimum_version_id = 1, - .needed = mpx_needed, - .fields = (VMStateField[]) { - VMSTATE_BND_REGS(env.bnd_regs, X86CPU, 4), - VMSTATE_UINT64(env.bndcs_regs.cfgu, X86CPU), - VMSTATE_UINT64(env.bndcs_regs.sts, X86CPU), - VMSTATE_UINT64(env.msr_bndcfgs, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_hypercall_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->msr_hv_hypercall != 0 || env->msr_hv_guest_os_id != 0; -} - -static const VMStateDescription vmstate_msr_hypercall_hypercall = { - .name = "cpu/msr_hyperv_hypercall", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_hypercall_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_hv_guest_os_id, X86CPU), - VMSTATE_UINT64(env.msr_hv_hypercall, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_vapic_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->msr_hv_vapic != 0; -} - -static const VMStateDescription vmstate_msr_hyperv_vapic = { - .name = "cpu/msr_hyperv_vapic", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_vapic_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_hv_vapic, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_time_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->msr_hv_tsc != 0; -} - -static const VMStateDescription vmstate_msr_hyperv_time = { - .name = "cpu/msr_hyperv_time", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_time_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_hv_tsc, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_crash_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int i; - - for (i = 0; i < HV_X64_MSR_CRASH_PARAMS; i++) { - if (env->msr_hv_crash_params[i]) { - return true; - } - } - return false; -} - -static const VMStateDescription vmstate_msr_hyperv_crash = { - .name = "cpu/msr_hyperv_crash", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_crash_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64_ARRAY(env.msr_hv_crash_params, - X86CPU, HV_X64_MSR_CRASH_PARAMS), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_runtime_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - if (!cpu->hyperv_runtime) { - return false; - } - - return env->msr_hv_runtime != 0; -} - -static const VMStateDescription vmstate_msr_hyperv_runtime = { - .name = "cpu/msr_hyperv_runtime", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_runtime_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_hv_runtime, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_synic_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int i; - - if (env->msr_hv_synic_control != 0 || - env->msr_hv_synic_evt_page != 0 || - env->msr_hv_synic_msg_page != 0) { - return true; - } - - for (i = 0; i < ARRAY_SIZE(env->msr_hv_synic_sint); i++) { - if (env->msr_hv_synic_sint[i] != 0) { - return true; - } - } - - return false; -} - -static const VMStateDescription vmstate_msr_hyperv_synic = { - .name = "cpu/msr_hyperv_synic", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_synic_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.msr_hv_synic_control, X86CPU), - VMSTATE_UINT64(env.msr_hv_synic_evt_page, X86CPU), - VMSTATE_UINT64(env.msr_hv_synic_msg_page, X86CPU), - VMSTATE_UINT64_ARRAY(env.msr_hv_synic_sint, X86CPU, - HV_SYNIC_SINT_COUNT), - VMSTATE_END_OF_LIST() - } -}; - -static bool hyperv_stimer_enable_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - int i; - - for (i = 0; i < ARRAY_SIZE(env->msr_hv_stimer_config); i++) { - if (env->msr_hv_stimer_config[i] || env->msr_hv_stimer_count[i]) { - return true; - } - } - return false; -} - -static const VMStateDescription vmstate_msr_hyperv_stimer = { - .name = "cpu/msr_hyperv_stimer", - .version_id = 1, - .minimum_version_id = 1, - .needed = hyperv_stimer_enable_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64_ARRAY(env.msr_hv_stimer_config, - X86CPU, HV_SYNIC_STIMER_COUNT), - VMSTATE_UINT64_ARRAY(env.msr_hv_stimer_count, - X86CPU, HV_SYNIC_STIMER_COUNT), - VMSTATE_END_OF_LIST() - } -}; - -static bool avx512_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - unsigned int i; - - for (i = 0; i < NB_OPMASK_REGS; i++) { - if (env->opmask_regs[i]) { - return true; - } - } - - for (i = 0; i < CPU_NB_REGS; i++) { -#define ENV_XMM(reg, field) (env->xmm_regs[reg].ZMM_Q(field)) - if (ENV_XMM(i, 4) || ENV_XMM(i, 6) || - ENV_XMM(i, 5) || ENV_XMM(i, 7)) { - return true; - } -#ifdef TARGET_X86_64 - if (ENV_XMM(i+16, 0) || ENV_XMM(i+16, 1) || - ENV_XMM(i+16, 2) || ENV_XMM(i+16, 3) || - ENV_XMM(i+16, 4) || ENV_XMM(i+16, 5) || - ENV_XMM(i+16, 6) || ENV_XMM(i+16, 7)) { - return true; - } -#endif - } - - return false; -} - -static const VMStateDescription vmstate_avx512 = { - .name = "cpu/avx512", - .version_id = 1, - .minimum_version_id = 1, - .needed = avx512_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64_ARRAY(env.opmask_regs, X86CPU, NB_OPMASK_REGS), - VMSTATE_ZMMH_REGS_VARS(env.xmm_regs, X86CPU, 0), -#ifdef TARGET_X86_64 - VMSTATE_Hi16_ZMM_REGS_VARS(env.xmm_regs, X86CPU, 16), -#endif - VMSTATE_END_OF_LIST() - } -}; - -static bool xss_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->xss != 0; -} - -static const VMStateDescription vmstate_xss = { - .name = "cpu/xss", - .version_id = 1, - .minimum_version_id = 1, - .needed = xss_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.xss, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -#ifdef TARGET_X86_64 -static bool pkru_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - - return env->pkru != 0; -} - -static const VMStateDescription vmstate_pkru = { - .name = "cpu/pkru", - .version_id = 1, - .minimum_version_id = 1, - .needed = pkru_needed, - .fields = (VMStateField[]){ - VMSTATE_UINT32(env.pkru, X86CPU), - VMSTATE_END_OF_LIST() - } -}; -#endif - -static bool tsc_khz_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - MachineClass *mc = MACHINE_GET_CLASS(qdev_get_machine()); - PCMachineClass *pcmc = PC_MACHINE_CLASS(mc); - return env->tsc_khz && pcmc->save_tsc_khz; -} - -static const VMStateDescription vmstate_tsc_khz = { - .name = "cpu/tsc_khz", - .version_id = 1, - .minimum_version_id = 1, - .needed = tsc_khz_needed, - .fields = (VMStateField[]) { - VMSTATE_INT64(env.tsc_khz, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -static bool mcg_ext_ctl_needed(void *opaque) -{ - X86CPU *cpu = opaque; - CPUX86State *env = &cpu->env; - return cpu->enable_lmce && env->mcg_ext_ctl; -} - -static const VMStateDescription vmstate_mcg_ext_ctl = { - .name = "cpu/mcg_ext_ctl", - .version_id = 1, - .minimum_version_id = 1, - .needed = mcg_ext_ctl_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(env.mcg_ext_ctl, X86CPU), - VMSTATE_END_OF_LIST() - } -}; - -VMStateDescription vmstate_x86_cpu = { - .name = "cpu", - .version_id = 12, - .minimum_version_id = 3, - .pre_save = cpu_pre_save, - .post_load = cpu_post_load, - .fields = (VMStateField[]) { - VMSTATE_UINTTL_ARRAY(env.regs, X86CPU, CPU_NB_REGS), - VMSTATE_UINTTL(env.eip, X86CPU), - VMSTATE_UINTTL(env.eflags, X86CPU), - VMSTATE_UINT32(env.hflags, X86CPU), - /* FPU */ - VMSTATE_UINT16(env.fpuc, X86CPU), - VMSTATE_UINT16(env.fpus_vmstate, X86CPU), - VMSTATE_UINT16(env.fptag_vmstate, X86CPU), - VMSTATE_UINT16(env.fpregs_format_vmstate, X86CPU), - VMSTATE_FP_REGS(env.fpregs, X86CPU, 8), - - VMSTATE_SEGMENT_ARRAY(env.segs, X86CPU, 6), - VMSTATE_SEGMENT(env.ldt, X86CPU), - VMSTATE_SEGMENT(env.tr, X86CPU), - VMSTATE_SEGMENT(env.gdt, X86CPU), - VMSTATE_SEGMENT(env.idt, X86CPU), - - VMSTATE_UINT32(env.sysenter_cs, X86CPU), -#ifdef TARGET_X86_64 - /* Hack: In v7 size changed from 32 to 64 bits on x86_64 */ - VMSTATE_HACK_UINT32(env.sysenter_esp, X86CPU, less_than_7), - VMSTATE_HACK_UINT32(env.sysenter_eip, X86CPU, less_than_7), - VMSTATE_UINTTL_V(env.sysenter_esp, X86CPU, 7), - VMSTATE_UINTTL_V(env.sysenter_eip, X86CPU, 7), -#else - VMSTATE_UINTTL(env.sysenter_esp, X86CPU), - VMSTATE_UINTTL(env.sysenter_eip, X86CPU), -#endif - - VMSTATE_UINTTL(env.cr[0], X86CPU), - VMSTATE_UINTTL(env.cr[2], X86CPU), - VMSTATE_UINTTL(env.cr[3], X86CPU), - VMSTATE_UINTTL(env.cr[4], X86CPU), - VMSTATE_UINTTL_ARRAY(env.dr, X86CPU, 8), - /* MMU */ - VMSTATE_INT32(env.a20_mask, X86CPU), - /* XMM */ - VMSTATE_UINT32(env.mxcsr, X86CPU), - VMSTATE_XMM_REGS(env.xmm_regs, X86CPU, 0), - -#ifdef TARGET_X86_64 - VMSTATE_UINT64(env.efer, X86CPU), - VMSTATE_UINT64(env.star, X86CPU), - VMSTATE_UINT64(env.lstar, X86CPU), - VMSTATE_UINT64(env.cstar, X86CPU), - VMSTATE_UINT64(env.fmask, X86CPU), - VMSTATE_UINT64(env.kernelgsbase, X86CPU), -#endif - VMSTATE_UINT32_V(env.smbase, X86CPU, 4), - - VMSTATE_UINT64_V(env.pat, X86CPU, 5), - VMSTATE_UINT32_V(env.hflags2, X86CPU, 5), - - VMSTATE_UINT32_TEST(parent_obj.halted, X86CPU, version_is_5), - VMSTATE_UINT64_V(env.vm_hsave, X86CPU, 5), - VMSTATE_UINT64_V(env.vm_vmcb, X86CPU, 5), - VMSTATE_UINT64_V(env.tsc_offset, X86CPU, 5), - VMSTATE_UINT64_V(env.intercept, X86CPU, 5), - VMSTATE_UINT16_V(env.intercept_cr_read, X86CPU, 5), - VMSTATE_UINT16_V(env.intercept_cr_write, X86CPU, 5), - VMSTATE_UINT16_V(env.intercept_dr_read, X86CPU, 5), - VMSTATE_UINT16_V(env.intercept_dr_write, X86CPU, 5), - VMSTATE_UINT32_V(env.intercept_exceptions, X86CPU, 5), - VMSTATE_UINT8_V(env.v_tpr, X86CPU, 5), - /* MTRRs */ - VMSTATE_UINT64_ARRAY_V(env.mtrr_fixed, X86CPU, 11, 8), - VMSTATE_UINT64_V(env.mtrr_deftype, X86CPU, 8), - VMSTATE_MTRR_VARS(env.mtrr_var, X86CPU, MSR_MTRRcap_VCNT, 8), - /* KVM-related states */ - VMSTATE_INT32_V(env.interrupt_injected, X86CPU, 9), - VMSTATE_UINT32_V(env.mp_state, X86CPU, 9), - VMSTATE_UINT64_V(env.tsc, X86CPU, 9), - VMSTATE_INT32_V(env.exception_injected, X86CPU, 11), - VMSTATE_UINT8_V(env.soft_interrupt, X86CPU, 11), - VMSTATE_UINT8_V(env.nmi_injected, X86CPU, 11), - VMSTATE_UINT8_V(env.nmi_pending, X86CPU, 11), - VMSTATE_UINT8_V(env.has_error_code, X86CPU, 11), - VMSTATE_UINT32_V(env.sipi_vector, X86CPU, 11), - /* MCE */ - VMSTATE_UINT64_V(env.mcg_cap, X86CPU, 10), - VMSTATE_UINT64_V(env.mcg_status, X86CPU, 10), - VMSTATE_UINT64_V(env.mcg_ctl, X86CPU, 10), - VMSTATE_UINT64_ARRAY_V(env.mce_banks, X86CPU, MCE_BANKS_DEF * 4, 10), - /* rdtscp */ - VMSTATE_UINT64_V(env.tsc_aux, X86CPU, 11), - /* KVM pvclock msr */ - VMSTATE_UINT64_V(env.system_time_msr, X86CPU, 11), - VMSTATE_UINT64_V(env.wall_clock_msr, X86CPU, 11), - /* XSAVE related fields */ - VMSTATE_UINT64_V(env.xcr0, X86CPU, 12), - VMSTATE_UINT64_V(env.xstate_bv, X86CPU, 12), - VMSTATE_YMMH_REGS_VARS(env.xmm_regs, X86CPU, 0, 12), - VMSTATE_END_OF_LIST() - /* The above list is not sorted /wrt version numbers, watch out! */ - }, - .subsections = (const VMStateDescription*[]) { - &vmstate_async_pf_msr, - &vmstate_pv_eoi_msr, - &vmstate_steal_time_msr, - &vmstate_fpop_ip_dp, - &vmstate_msr_tsc_adjust, - &vmstate_msr_tscdeadline, - &vmstate_msr_ia32_misc_enable, - &vmstate_msr_ia32_feature_control, - &vmstate_msr_architectural_pmu, - &vmstate_mpx, - &vmstate_msr_hypercall_hypercall, - &vmstate_msr_hyperv_vapic, - &vmstate_msr_hyperv_time, - &vmstate_msr_hyperv_crash, - &vmstate_msr_hyperv_runtime, - &vmstate_msr_hyperv_synic, - &vmstate_msr_hyperv_stimer, - &vmstate_avx512, - &vmstate_xss, - &vmstate_tsc_khz, -#ifdef TARGET_X86_64 - &vmstate_pkru, -#endif - &vmstate_mcg_ext_ctl, - NULL - } -}; |