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Diffstat (limited to 'target-i386/kvm.c')
-rw-r--r--target-i386/kvm.c158
1 files changed, 88 insertions, 70 deletions
diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index 80cacf3764..b2efa1e928 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -368,8 +368,10 @@ int kvm_arch_on_sigbus(int code, void *addr)
return 0;
}
-static int kvm_inject_mce_oldstyle(CPUX86State *env)
+static int kvm_inject_mce_oldstyle(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
+
if (!kvm_has_vcpu_events() && env->exception_injected == EXCP12_MCHK) {
unsigned int bank, bank_num = env->mcg_cap & 0xff;
struct kvm_x86_mce mce;
@@ -393,7 +395,7 @@ static int kvm_inject_mce_oldstyle(CPUX86State *env)
mce.addr = env->mce_banks[bank * 4 + 2];
mce.misc = env->mce_banks[bank * 4 + 3];
- return kvm_vcpu_ioctl(env, KVM_X86_SET_MCE, &mce);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_X86_SET_MCE, &mce);
}
return 0;
}
@@ -593,7 +595,7 @@ int kvm_arch_init_vcpu(CPUState *cs)
}
mcg_cap &= MCE_CAP_DEF;
mcg_cap |= banks;
- ret = kvm_vcpu_ioctl(env, KVM_X86_SETUP_MCE, &mcg_cap);
+ ret = kvm_vcpu_ioctl(cs, KVM_X86_SETUP_MCE, &mcg_cap);
if (ret < 0) {
fprintf(stderr, "KVM_X86_SETUP_MCE: %s", strerror(-ret));
return ret;
@@ -605,14 +607,14 @@ int kvm_arch_init_vcpu(CPUState *cs)
qemu_add_vm_change_state_handler(cpu_update_state, env);
cpuid_data.cpuid.padding = 0;
- r = kvm_vcpu_ioctl(env, KVM_SET_CPUID2, &cpuid_data);
+ r = kvm_vcpu_ioctl(cs, KVM_SET_CPUID2, &cpuid_data);
if (r) {
return r;
}
r = kvm_check_extension(env->kvm_state, KVM_CAP_TSC_CONTROL);
if (r && env->tsc_khz) {
- r = kvm_vcpu_ioctl(env, KVM_SET_TSC_KHZ, env->tsc_khz);
+ r = kvm_vcpu_ioctl(cs, KVM_SET_TSC_KHZ, env->tsc_khz);
if (r < 0) {
fprintf(stderr, "KVM_SET_TSC_KHZ failed\n");
return r;
@@ -820,13 +822,14 @@ static void kvm_getput_reg(__u64 *kvm_reg, target_ulong *qemu_reg, int set)
}
}
-static int kvm_getput_regs(CPUX86State *env, int set)
+static int kvm_getput_regs(X86CPU *cpu, int set)
{
+ CPUX86State *env = &cpu->env;
struct kvm_regs regs;
int ret = 0;
if (!set) {
- ret = kvm_vcpu_ioctl(env, KVM_GET_REGS, &regs);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_REGS, &regs);
if (ret < 0) {
return ret;
}
@@ -855,14 +858,15 @@ static int kvm_getput_regs(CPUX86State *env, int set)
kvm_getput_reg(&regs.rip, &env->eip, set);
if (set) {
- ret = kvm_vcpu_ioctl(env, KVM_SET_REGS, &regs);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_SET_REGS, &regs);
}
return ret;
}
-static int kvm_put_fpu(CPUX86State *env)
+static int kvm_put_fpu(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_fpu fpu;
int i;
@@ -880,7 +884,7 @@ static int kvm_put_fpu(CPUX86State *env)
memcpy(fpu.xmm, env->xmm_regs, sizeof env->xmm_regs);
fpu.mxcsr = env->mxcsr;
- return kvm_vcpu_ioctl(env, KVM_SET_FPU, &fpu);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_FPU, &fpu);
}
#define XSAVE_FCW_FSW 0
@@ -893,14 +897,15 @@ static int kvm_put_fpu(CPUX86State *env)
#define XSAVE_XSTATE_BV 128
#define XSAVE_YMMH_SPACE 144
-static int kvm_put_xsave(CPUX86State *env)
+static int kvm_put_xsave(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_xsave* xsave = env->kvm_xsave_buf;
uint16_t cwd, swd, twd;
int i, r;
if (!kvm_has_xsave()) {
- return kvm_put_fpu(env);
+ return kvm_put_fpu(cpu);
}
memset(xsave, 0, sizeof(struct kvm_xsave));
@@ -923,12 +928,13 @@ static int kvm_put_xsave(CPUX86State *env)
*(uint64_t *)&xsave->region[XSAVE_XSTATE_BV] = env->xstate_bv;
memcpy(&xsave->region[XSAVE_YMMH_SPACE], env->ymmh_regs,
sizeof env->ymmh_regs);
- r = kvm_vcpu_ioctl(env, KVM_SET_XSAVE, xsave);
+ r = kvm_vcpu_ioctl(CPU(cpu), KVM_SET_XSAVE, xsave);
return r;
}
-static int kvm_put_xcrs(CPUX86State *env)
+static int kvm_put_xcrs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_xcrs xcrs;
if (!kvm_has_xcrs()) {
@@ -939,11 +945,12 @@ static int kvm_put_xcrs(CPUX86State *env)
xcrs.flags = 0;
xcrs.xcrs[0].xcr = 0;
xcrs.xcrs[0].value = env->xcr0;
- return kvm_vcpu_ioctl(env, KVM_SET_XCRS, &xcrs);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_XCRS, &xcrs);
}
-static int kvm_put_sregs(CPUX86State *env)
+static int kvm_put_sregs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_sregs sregs;
memset(sregs.interrupt_bitmap, 0, sizeof(sregs.interrupt_bitmap));
@@ -988,7 +995,7 @@ static int kvm_put_sregs(CPUX86State *env)
sregs.efer = env->efer;
- return kvm_vcpu_ioctl(env, KVM_SET_SREGS, &sregs);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_SREGS, &sregs);
}
static void kvm_msr_entry_set(struct kvm_msr_entry *entry,
@@ -998,8 +1005,9 @@ static void kvm_msr_entry_set(struct kvm_msr_entry *entry,
entry->data = value;
}
-static int kvm_put_msrs(CPUX86State *env, int level)
+static int kvm_put_msrs(X86CPU *cpu, int level)
{
+ CPUX86State *env = &cpu->env;
struct {
struct kvm_msrs info;
struct kvm_msr_entry entries[100];
@@ -1080,17 +1088,18 @@ static int kvm_put_msrs(CPUX86State *env, int level)
msr_data.info.nmsrs = n;
- return kvm_vcpu_ioctl(env, KVM_SET_MSRS, &msr_data);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_MSRS, &msr_data);
}
-static int kvm_get_fpu(CPUX86State *env)
+static int kvm_get_fpu(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_fpu fpu;
int i, ret;
- ret = kvm_vcpu_ioctl(env, KVM_GET_FPU, &fpu);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_FPU, &fpu);
if (ret < 0) {
return ret;
}
@@ -1111,17 +1120,18 @@ static int kvm_get_fpu(CPUX86State *env)
return 0;
}
-static int kvm_get_xsave(CPUX86State *env)
+static int kvm_get_xsave(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_xsave* xsave = env->kvm_xsave_buf;
int ret, i;
uint16_t cwd, swd, twd;
if (!kvm_has_xsave()) {
- return kvm_get_fpu(env);
+ return kvm_get_fpu(cpu);
}
- ret = kvm_vcpu_ioctl(env, KVM_GET_XSAVE, xsave);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_XSAVE, xsave);
if (ret < 0) {
return ret;
}
@@ -1149,8 +1159,9 @@ static int kvm_get_xsave(CPUX86State *env)
return 0;
}
-static int kvm_get_xcrs(CPUX86State *env)
+static int kvm_get_xcrs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
int i, ret;
struct kvm_xcrs xcrs;
@@ -1158,7 +1169,7 @@ static int kvm_get_xcrs(CPUX86State *env)
return 0;
}
- ret = kvm_vcpu_ioctl(env, KVM_GET_XCRS, &xcrs);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_XCRS, &xcrs);
if (ret < 0) {
return ret;
}
@@ -1173,13 +1184,14 @@ static int kvm_get_xcrs(CPUX86State *env)
return 0;
}
-static int kvm_get_sregs(CPUX86State *env)
+static int kvm_get_sregs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_sregs sregs;
uint32_t hflags;
int bit, i, ret;
- ret = kvm_vcpu_ioctl(env, KVM_GET_SREGS, &sregs);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_SREGS, &sregs);
if (ret < 0) {
return ret;
}
@@ -1257,8 +1269,9 @@ static int kvm_get_sregs(CPUX86State *env)
return 0;
}
-static int kvm_get_msrs(CPUX86State *env)
+static int kvm_get_msrs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct {
struct kvm_msrs info;
struct kvm_msr_entry entries[100];
@@ -1315,7 +1328,7 @@ static int kvm_get_msrs(CPUX86State *env)
}
msr_data.info.nmsrs = n;
- ret = kvm_vcpu_ioctl(env, KVM_GET_MSRS, &msr_data);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_MSRS, &msr_data);
if (ret < 0) {
return ret;
}
@@ -1393,11 +1406,11 @@ static int kvm_get_msrs(CPUX86State *env)
return 0;
}
-static int kvm_put_mp_state(CPUX86State *env)
+static int kvm_put_mp_state(X86CPU *cpu)
{
- struct kvm_mp_state mp_state = { .mp_state = env->mp_state };
+ struct kvm_mp_state mp_state = { .mp_state = cpu->env.mp_state };
- return kvm_vcpu_ioctl(env, KVM_SET_MP_STATE, &mp_state);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_MP_STATE, &mp_state);
}
static int kvm_get_mp_state(X86CPU *cpu)
@@ -1406,7 +1419,7 @@ static int kvm_get_mp_state(X86CPU *cpu)
struct kvm_mp_state mp_state;
int ret;
- ret = kvm_vcpu_ioctl(env, KVM_GET_MP_STATE, &mp_state);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_MP_STATE, &mp_state);
if (ret < 0) {
return ret;
}
@@ -1417,14 +1430,15 @@ static int kvm_get_mp_state(X86CPU *cpu)
return 0;
}
-static int kvm_get_apic(CPUX86State *env)
+static int kvm_get_apic(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
DeviceState *apic = env->apic_state;
struct kvm_lapic_state kapic;
int ret;
if (apic && kvm_irqchip_in_kernel()) {
- ret = kvm_vcpu_ioctl(env, KVM_GET_LAPIC, &kapic);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_LAPIC, &kapic);
if (ret < 0) {
return ret;
}
@@ -1434,21 +1448,23 @@ static int kvm_get_apic(CPUX86State *env)
return 0;
}
-static int kvm_put_apic(CPUX86State *env)
+static int kvm_put_apic(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
DeviceState *apic = env->apic_state;
struct kvm_lapic_state kapic;
if (apic && kvm_irqchip_in_kernel()) {
kvm_put_apic_state(apic, &kapic);
- return kvm_vcpu_ioctl(env, KVM_SET_LAPIC, &kapic);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_LAPIC, &kapic);
}
return 0;
}
-static int kvm_put_vcpu_events(CPUX86State *env, int level)
+static int kvm_put_vcpu_events(X86CPU *cpu, int level)
{
+ CPUX86State *env = &cpu->env;
struct kvm_vcpu_events events;
if (!kvm_has_vcpu_events()) {
@@ -1478,11 +1494,12 @@ static int kvm_put_vcpu_events(CPUX86State *env, int level)
KVM_VCPUEVENT_VALID_NMI_PENDING | KVM_VCPUEVENT_VALID_SIPI_VECTOR;
}
- return kvm_vcpu_ioctl(env, KVM_SET_VCPU_EVENTS, &events);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_VCPU_EVENTS, &events);
}
-static int kvm_get_vcpu_events(CPUX86State *env)
+static int kvm_get_vcpu_events(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_vcpu_events events;
int ret;
@@ -1490,7 +1507,7 @@ static int kvm_get_vcpu_events(CPUX86State *env)
return 0;
}
- ret = kvm_vcpu_ioctl(env, KVM_GET_VCPU_EVENTS, &events);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_VCPU_EVENTS, &events);
if (ret < 0) {
return ret;
}
@@ -1516,8 +1533,9 @@ static int kvm_get_vcpu_events(CPUX86State *env)
return 0;
}
-static int kvm_guest_debug_workarounds(CPUX86State *env)
+static int kvm_guest_debug_workarounds(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
int ret = 0;
unsigned long reinject_trap = 0;
@@ -1545,8 +1563,9 @@ static int kvm_guest_debug_workarounds(CPUX86State *env)
return ret;
}
-static int kvm_put_debugregs(CPUX86State *env)
+static int kvm_put_debugregs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_debugregs dbgregs;
int i;
@@ -1561,11 +1580,12 @@ static int kvm_put_debugregs(CPUX86State *env)
dbgregs.dr7 = env->dr[7];
dbgregs.flags = 0;
- return kvm_vcpu_ioctl(env, KVM_SET_DEBUGREGS, &dbgregs);
+ return kvm_vcpu_ioctl(CPU(cpu), KVM_SET_DEBUGREGS, &dbgregs);
}
-static int kvm_get_debugregs(CPUX86State *env)
+static int kvm_get_debugregs(X86CPU *cpu)
{
+ CPUX86State *env = &cpu->env;
struct kvm_debugregs dbgregs;
int i, ret;
@@ -1573,7 +1593,7 @@ static int kvm_get_debugregs(CPUX86State *env)
return 0;
}
- ret = kvm_vcpu_ioctl(env, KVM_GET_DEBUGREGS, &dbgregs);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_DEBUGREGS, &dbgregs);
if (ret < 0) {
return ret;
}
@@ -1589,56 +1609,55 @@ static int kvm_get_debugregs(CPUX86State *env)
int kvm_arch_put_registers(CPUState *cpu, int level)
{
X86CPU *x86_cpu = X86_CPU(cpu);
- CPUX86State *env = &x86_cpu->env;
int ret;
assert(cpu_is_stopped(cpu) || qemu_cpu_is_self(cpu));
- ret = kvm_getput_regs(env, 1);
+ ret = kvm_getput_regs(x86_cpu, 1);
if (ret < 0) {
return ret;
}
- ret = kvm_put_xsave(env);
+ ret = kvm_put_xsave(x86_cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_put_xcrs(env);
+ ret = kvm_put_xcrs(x86_cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_put_sregs(env);
+ ret = kvm_put_sregs(x86_cpu);
if (ret < 0) {
return ret;
}
/* must be before kvm_put_msrs */
- ret = kvm_inject_mce_oldstyle(env);
+ ret = kvm_inject_mce_oldstyle(x86_cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_put_msrs(env, level);
+ ret = kvm_put_msrs(x86_cpu, level);
if (ret < 0) {
return ret;
}
if (level >= KVM_PUT_RESET_STATE) {
- ret = kvm_put_mp_state(env);
+ ret = kvm_put_mp_state(x86_cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_put_apic(env);
+ ret = kvm_put_apic(x86_cpu);
if (ret < 0) {
return ret;
}
}
- ret = kvm_put_vcpu_events(env, level);
+ ret = kvm_put_vcpu_events(x86_cpu, level);
if (ret < 0) {
return ret;
}
- ret = kvm_put_debugregs(env);
+ ret = kvm_put_debugregs(x86_cpu);
if (ret < 0) {
return ret;
}
/* must be last */
- ret = kvm_guest_debug_workarounds(env);
+ ret = kvm_guest_debug_workarounds(x86_cpu);
if (ret < 0) {
return ret;
}
@@ -1648,28 +1667,27 @@ int kvm_arch_put_registers(CPUState *cpu, int level)
int kvm_arch_get_registers(CPUState *cs)
{
X86CPU *cpu = X86_CPU(cs);
- CPUX86State *env = &cpu->env;
int ret;
assert(cpu_is_stopped(cs) || qemu_cpu_is_self(cs));
- ret = kvm_getput_regs(env, 0);
+ ret = kvm_getput_regs(cpu, 0);
if (ret < 0) {
return ret;
}
- ret = kvm_get_xsave(env);
+ ret = kvm_get_xsave(cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_get_xcrs(env);
+ ret = kvm_get_xcrs(cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_get_sregs(env);
+ ret = kvm_get_sregs(cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_get_msrs(env);
+ ret = kvm_get_msrs(cpu);
if (ret < 0) {
return ret;
}
@@ -1677,15 +1695,15 @@ int kvm_arch_get_registers(CPUState *cs)
if (ret < 0) {
return ret;
}
- ret = kvm_get_apic(env);
+ ret = kvm_get_apic(cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_get_vcpu_events(env);
+ ret = kvm_get_vcpu_events(cpu);
if (ret < 0) {
return ret;
}
- ret = kvm_get_debugregs(env);
+ ret = kvm_get_debugregs(cpu);
if (ret < 0) {
return ret;
}
@@ -1702,7 +1720,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run)
if (env->interrupt_request & CPU_INTERRUPT_NMI) {
env->interrupt_request &= ~CPU_INTERRUPT_NMI;
DPRINTF("injected NMI\n");
- ret = kvm_vcpu_ioctl(env, KVM_NMI);
+ ret = kvm_vcpu_ioctl(cpu, KVM_NMI);
if (ret < 0) {
fprintf(stderr, "KVM: injection failed, NMI lost (%s)\n",
strerror(-ret));
@@ -1730,7 +1748,7 @@ void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run)
intr.irq = irq;
DPRINTF("injected interrupt %d\n", irq);
- ret = kvm_vcpu_ioctl(env, KVM_INTERRUPT, &intr);
+ ret = kvm_vcpu_ioctl(cpu, KVM_INTERRUPT, &intr);
if (ret < 0) {
fprintf(stderr,
"KVM: injection failed, interrupt lost (%s)\n",
generated by cgit v1.2.3 (git 2.26.2) at 2024-12-13 13:23:09 +0000