#include <linux/kvm_para.h>
#include "qemu-common.h"
-#include "sysemu.h"
-#include "kvm.h"
+#include "sysemu/sysemu.h"
+#include "sysemu/kvm.h"
#include "kvm_i386.h"
#include "cpu.h"
-#include "gdbstub.h"
-#include "host-utils.h"
+#include "exec/gdbstub.h"
+#include "qemu/host-utils.h"
+#include "qemu/config-file.h"
#include "hw/pc.h"
#include "hw/apic.h"
-#include "ioport.h"
+#include "exec/ioport.h"
#include "hyperv.h"
-#include "hw/pci.h"
+#include "hw/pci/pci.h"
//#define DEBUG_KVM
static bool has_msr_star;
static bool has_msr_hsave_pa;
+static bool has_msr_tsc_adjust;
static bool has_msr_tsc_deadline;
static bool has_msr_async_pf_en;
static bool has_msr_pv_eoi_en;
return cpuid;
}
+/* Run KVM_GET_SUPPORTED_CPUID ioctl(), allocating a buffer large enough
+ * for all entries.
+ */
+static struct kvm_cpuid2 *get_supported_cpuid(KVMState *s)
+{
+ struct kvm_cpuid2 *cpuid;
+ int max = 1;
+ while ((cpuid = try_get_cpuid(s, max)) == NULL) {
+ max *= 2;
+ }
+ return cpuid;
+}
+
struct kvm_para_features {
int cap;
int feature;
}
+/* Returns the value for a specific register on the cpuid entry
+ */
+static uint32_t cpuid_entry_get_reg(struct kvm_cpuid_entry2 *entry, int reg)
+{
+ uint32_t ret = 0;
+ switch (reg) {
+ case R_EAX:
+ ret = entry->eax;
+ break;
+ case R_EBX:
+ ret = entry->ebx;
+ break;
+ case R_ECX:
+ ret = entry->ecx;
+ break;
+ case R_EDX:
+ ret = entry->edx;
+ break;
+ }
+ return ret;
+}
+
+/* Find matching entry for function/index on kvm_cpuid2 struct
+ */
+static struct kvm_cpuid_entry2 *cpuid_find_entry(struct kvm_cpuid2 *cpuid,
+ uint32_t function,
+ uint32_t index)
+{
+ int i;
+ for (i = 0; i < cpuid->nent; ++i) {
+ if (cpuid->entries[i].function == function &&
+ cpuid->entries[i].index == index) {
+ return &cpuid->entries[i];
+ }
+ }
+ /* not found: */
+ return NULL;
+}
+
uint32_t kvm_arch_get_supported_cpuid(KVMState *s, uint32_t function,
uint32_t index, int reg)
{
struct kvm_cpuid2 *cpuid;
- int i, max;
uint32_t ret = 0;
uint32_t cpuid_1_edx;
bool found = false;
- max = 1;
- while ((cpuid = try_get_cpuid(s, max)) == NULL) {
- max *= 2;
- }
+ cpuid = get_supported_cpuid(s);
- for (i = 0; i < cpuid->nent; ++i) {
- if (cpuid->entries[i].function == function &&
- cpuid->entries[i].index == index) {
- found = true;
- switch (reg) {
- case R_EAX:
- ret = cpuid->entries[i].eax;
- break;
- case R_EBX:
- ret = cpuid->entries[i].ebx;
- break;
- case R_ECX:
- ret = cpuid->entries[i].ecx;
- break;
- case R_EDX:
- ret = cpuid->entries[i].edx;
- break;
- }
- }
+ struct kvm_cpuid_entry2 *entry = cpuid_find_entry(cpuid, function, index);
+ if (entry) {
+ found = true;
+ ret = cpuid_entry_get_reg(entry, reg);
}
/* Fixups for the data returned by KVM, below */
- if (reg == R_EDX) {
- switch (function) {
- case 1:
- /* KVM before 2.6.30 misreports the following features */
- ret |= CPUID_MTRR | CPUID_PAT | CPUID_MCE | CPUID_MCA;
- break;
- case 0x80000001:
- /* On Intel, kvm returns cpuid according to the Intel spec,
- * so add missing bits according to the AMD spec:
- */
- cpuid_1_edx = kvm_arch_get_supported_cpuid(s, 1, 0, R_EDX);
- ret |= cpuid_1_edx & CPUID_EXT2_AMD_ALIASES;
- break;
+ if (function == 1 && reg == R_EDX) {
+ /* KVM before 2.6.30 misreports the following features */
+ ret |= CPUID_MTRR | CPUID_PAT | CPUID_MCE | CPUID_MCA;
+ } else if (function == 1 && reg == R_ECX) {
+ /* We can set the hypervisor flag, even if KVM does not return it on
+ * GET_SUPPORTED_CPUID
+ */
+ ret |= CPUID_EXT_HYPERVISOR;
+ /* tsc-deadline flag is not returned by GET_SUPPORTED_CPUID, but it
+ * can be enabled if the kernel has KVM_CAP_TSC_DEADLINE_TIMER,
+ * and the irqchip is in the kernel.
+ */
+ if (kvm_irqchip_in_kernel() &&
+ kvm_check_extension(s, KVM_CAP_TSC_DEADLINE_TIMER)) {
+ ret |= CPUID_EXT_TSC_DEADLINE_TIMER;
}
+
+ /* x2apic is reported by GET_SUPPORTED_CPUID, but it can't be enabled
+ * without the in-kernel irqchip
+ */
+ if (!kvm_irqchip_in_kernel()) {
+ ret &= ~CPUID_EXT_X2APIC;
+ }
+ } else if (function == 0x80000001 && reg == R_EDX) {
+ /* On Intel, kvm returns cpuid according to the Intel spec,
+ * so add missing bits according to the AMD spec:
+ */
+ cpuid_1_edx = kvm_arch_get_supported_cpuid(s, 1, 0, R_EDX);
+ ret |= cpuid_1_edx & CPUID_EXT2_AMD_ALIASES;
}
g_free(cpuid);
return -ENOSYS;
}
-static void kvm_mce_inject(CPUX86State *env, hwaddr paddr, int code)
+static void kvm_mce_inject(X86CPU *cpu, hwaddr paddr, int code)
{
+ CPUX86State *env = &cpu->env;
uint64_t status = MCI_STATUS_VAL | MCI_STATUS_UC | MCI_STATUS_EN |
MCI_STATUS_MISCV | MCI_STATUS_ADDRV | MCI_STATUS_S;
uint64_t mcg_status = MCG_STATUS_MCIP;
status |= 0xc0;
mcg_status |= MCG_STATUS_RIPV;
}
- cpu_x86_inject_mce(NULL, env, 9, status, mcg_status, paddr,
+ cpu_x86_inject_mce(NULL, cpu, 9, status, mcg_status, paddr,
(MCM_ADDR_PHYS << 6) | 0xc,
cpu_x86_support_mca_broadcast(env) ?
MCE_INJECT_BROADCAST : 0);
exit(1);
}
-int kvm_arch_on_sigbus_vcpu(CPUX86State *env, int code, void *addr)
+int kvm_arch_on_sigbus_vcpu(CPUState *c, int code, void *addr)
{
+ X86CPU *cpu = X86_CPU(c);
+ CPUX86State *env = &cpu->env;
ram_addr_t ram_addr;
hwaddr paddr;
if ((env->mcg_cap & MCG_SER_P) && addr
&& (code == BUS_MCEERR_AR || code == BUS_MCEERR_AO)) {
if (qemu_ram_addr_from_host(addr, &ram_addr) ||
- !kvm_physical_memory_addr_from_host(env->kvm_state, addr, &paddr)) {
+ !kvm_physical_memory_addr_from_host(c->kvm_state, addr, &paddr)) {
fprintf(stderr, "Hardware memory error for memory used by "
"QEMU itself instead of guest system!\n");
/* Hope we are lucky for AO MCE */
}
}
kvm_hwpoison_page_add(ram_addr);
- kvm_mce_inject(env, paddr, code);
+ kvm_mce_inject(cpu, paddr, code);
} else {
if (code == BUS_MCEERR_AO) {
return 0;
/* Hope we are lucky for AO MCE */
if (qemu_ram_addr_from_host(addr, &ram_addr) ||
- !kvm_physical_memory_addr_from_host(first_cpu->kvm_state, addr,
- &paddr)) {
+ !kvm_physical_memory_addr_from_host(CPU(first_cpu)->kvm_state,
+ addr, &paddr)) {
fprintf(stderr, "Hardware memory error for memory used by "
"QEMU itself instead of guest system!: %p\n", addr);
return 0;
}
kvm_hwpoison_page_add(ram_addr);
- kvm_mce_inject(first_cpu, paddr, code);
+ kvm_mce_inject(x86_env_get_cpu(first_cpu), paddr, code);
} else {
if (code == BUS_MCEERR_AO) {
return 0;
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;
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;
}
}
}
-int kvm_arch_init_vcpu(CPUX86State *env)
+unsigned long kvm_arch_vcpu_id(CPUState *cs)
+{
+ X86CPU *cpu = X86_CPU(cs);
+ return cpu->env.cpuid_apic_id;
+}
+
+#define KVM_MAX_CPUID_ENTRIES 100
+
+int kvm_arch_init_vcpu(CPUState *cs)
{
struct {
struct kvm_cpuid2 cpuid;
- struct kvm_cpuid_entry2 entries[100];
+ struct kvm_cpuid_entry2 entries[KVM_MAX_CPUID_ENTRIES];
} QEMU_PACKED cpuid_data;
- KVMState *s = env->kvm_state;
+ X86CPU *cpu = X86_CPU(cs);
+ CPUX86State *env = &cpu->env;
uint32_t limit, i, j, cpuid_i;
uint32_t unused;
struct kvm_cpuid_entry2 *c;
uint32_t signature[3];
int r;
- env->cpuid_features &= kvm_arch_get_supported_cpuid(s, 1, 0, R_EDX);
-
- i = env->cpuid_ext_features & CPUID_EXT_HYPERVISOR;
- j = env->cpuid_ext_features & CPUID_EXT_TSC_DEADLINE_TIMER;
- env->cpuid_ext_features &= kvm_arch_get_supported_cpuid(s, 1, 0, R_ECX);
- env->cpuid_ext_features |= i;
- if (j && kvm_irqchip_in_kernel() &&
- kvm_check_extension(s, KVM_CAP_TSC_DEADLINE_TIMER)) {
- env->cpuid_ext_features |= CPUID_EXT_TSC_DEADLINE_TIMER;
- }
-
- env->cpuid_ext2_features &= kvm_arch_get_supported_cpuid(s, 0x80000001,
- 0, R_EDX);
- env->cpuid_ext3_features &= kvm_arch_get_supported_cpuid(s, 0x80000001,
- 0, R_ECX);
- env->cpuid_svm_features &= kvm_arch_get_supported_cpuid(s, 0x8000000A,
- 0, R_EDX);
-
cpuid_i = 0;
/* Paravirtualization CPUIDs */
c = &cpuid_data.entries[cpuid_i++];
memset(c, 0, sizeof(*c));
c->function = KVM_CPUID_FEATURES;
- c->eax = env->cpuid_kvm_features &
- kvm_arch_get_supported_cpuid(s, KVM_CPUID_FEATURES, 0, R_EAX);
+ c->eax = env->cpuid_kvm_features;
if (hyperv_enabled()) {
memcpy(signature, "Hv#1\0\0\0\0\0\0\0\0", 12);
cpu_x86_cpuid(env, 0, 0, &limit, &unused, &unused, &unused);
for (i = 0; i <= limit; i++) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "unsupported level value: 0x%x\n", limit);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
switch (i) {
times = c->eax & 0xff;
for (j = 1; j < times; ++j) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "cpuid_data is full, no space for "
+ "cpuid(eax:2):eax & 0xf = 0x%x\n", times);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
c->function = i;
c->flags = KVM_CPUID_FLAG_STATEFUL_FUNC;
if (i == 0xd && c->eax == 0) {
continue;
}
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "cpuid_data is full, no space for "
+ "cpuid(eax:0x%x,ecx:0x%x)\n", i, j);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
}
break;
cpu_x86_cpuid(env, 0x80000000, 0, &limit, &unused, &unused, &unused);
for (i = 0x80000000; i <= limit; i++) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "unsupported xlevel value: 0x%x\n", limit);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
c->function = i;
/* Call Centaur's CPUID instructions they are supported. */
if (env->cpuid_xlevel2 > 0) {
- env->cpuid_ext4_features &=
- kvm_arch_get_supported_cpuid(s, 0xC0000001, 0, R_EDX);
cpu_x86_cpuid(env, 0xC0000000, 0, &limit, &unused, &unused, &unused);
for (i = 0xC0000000; i <= limit; i++) {
+ if (cpuid_i == KVM_MAX_CPUID_ENTRIES) {
+ fprintf(stderr, "unsupported xlevel2 value: 0x%x\n", limit);
+ abort();
+ }
c = &cpuid_data.entries[cpuid_i++];
c->function = i;
if (((env->cpuid_version >> 8)&0xF) >= 6
&& (env->cpuid_features&(CPUID_MCE|CPUID_MCA)) == (CPUID_MCE|CPUID_MCA)
- && kvm_check_extension(env->kvm_state, KVM_CAP_MCE) > 0) {
+ && kvm_check_extension(cs->kvm_state, KVM_CAP_MCE) > 0) {
uint64_t mcg_cap;
int banks;
int ret;
- ret = kvm_get_mce_cap_supported(env->kvm_state, &mcg_cap, &banks);
+ ret = kvm_get_mce_cap_supported(cs->kvm_state, &mcg_cap, &banks);
if (ret < 0) {
fprintf(stderr, "kvm_get_mce_cap_supported: %s", strerror(-ret));
return ret;
}
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;
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);
+ r = kvm_check_extension(cs->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;
return 0;
}
-void kvm_arch_reset_vcpu(CPUX86State *env)
+void kvm_arch_reset_vcpu(CPUState *cs)
{
- X86CPU *cpu = x86_env_get_cpu(env);
+ X86CPU *cpu = X86_CPU(cs);
+ CPUX86State *env = &cpu->env;
env->exception_injected = -1;
env->interrupt_injected = -1;
has_msr_hsave_pa = true;
continue;
}
+ if (kvm_msr_list->indices[i] == MSR_TSC_ADJUST) {
+ has_msr_tsc_adjust = true;
+ continue;
+ }
if (kvm_msr_list->indices[i] == MSR_IA32_TSCDEADLINE) {
has_msr_tsc_deadline = true;
continue;
}
}
-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, ®s);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_GET_REGS, ®s);
if (ret < 0) {
return ret;
}
kvm_getput_reg(®s.rip, &env->eip, set);
if (set) {
- ret = kvm_vcpu_ioctl(env, KVM_SET_REGS, ®s);
+ ret = kvm_vcpu_ioctl(CPU(cpu), KVM_SET_REGS, ®s);
}
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;
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
#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));
*(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()) {
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));
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,
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];
if (has_msr_hsave_pa) {
kvm_msr_entry_set(&msrs[n++], MSR_VM_HSAVE_PA, env->vm_hsave);
}
+ if (has_msr_tsc_adjust) {
+ kvm_msr_entry_set(&msrs[n++], MSR_TSC_ADJUST, env->tsc_adjust);
+ }
if (has_msr_tsc_deadline) {
kvm_msr_entry_set(&msrs[n++], MSR_IA32_TSCDEADLINE, env->tsc_deadline);
}
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;
}
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;
}
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;
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;
}
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;
}
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];
if (has_msr_hsave_pa) {
msrs[n++].index = MSR_VM_HSAVE_PA;
}
+ if (has_msr_tsc_adjust) {
+ msrs[n++].index = MSR_TSC_ADJUST;
+ }
if (has_msr_tsc_deadline) {
msrs[n++].index = MSR_IA32_TSCDEADLINE;
}
}
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;
}
case MSR_IA32_TSC:
env->tsc = msrs[i].data;
break;
+ case MSR_TSC_ADJUST:
+ env->tsc_adjust = msrs[i].data;
+ break;
case MSR_IA32_TSCDEADLINE:
env->tsc_deadline = msrs[i].data;
break;
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(CPUX86State *env)
+static int kvm_get_mp_state(X86CPU *cpu)
{
+ CPUState *cs = CPU(cpu);
+ CPUX86State *env = &cpu->env;
struct kvm_mp_state mp_state;
int ret;
- ret = kvm_vcpu_ioctl(env, KVM_GET_MP_STATE, &mp_state);
+ ret = kvm_vcpu_ioctl(cs, KVM_GET_MP_STATE, &mp_state);
if (ret < 0) {
return ret;
}
env->mp_state = mp_state.mp_state;
if (kvm_irqchip_in_kernel()) {
- env->halted = (mp_state.mp_state == KVM_MP_STATE_HALTED);
+ cs->halted = (mp_state.mp_state == KVM_MP_STATE_HALTED);
}
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;
}
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()) {
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;
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;
}
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;
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;
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;
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;
}
return 0;
}
-int kvm_arch_put_registers(CPUX86State *env, int level)
+int kvm_arch_put_registers(CPUState *cpu, int level)
{
+ X86CPU *x86_cpu = X86_CPU(cpu);
int ret;
- assert(cpu_is_stopped(env) || qemu_cpu_is_self(env));
+ 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;
}
return 0;
}
-int kvm_arch_get_registers(CPUX86State *env)
+int kvm_arch_get_registers(CPUState *cs)
{
+ X86CPU *cpu = X86_CPU(cs);
int ret;
- assert(cpu_is_stopped(env) || qemu_cpu_is_self(env));
+ 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;
}
- ret = kvm_get_mp_state(env);
+ ret = kvm_get_mp_state(cpu);
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;
}
return 0;
}
-void kvm_arch_pre_run(CPUX86State *env, struct kvm_run *run)
+void kvm_arch_pre_run(CPUState *cpu, struct kvm_run *run)
{
+ X86CPU *x86_cpu = X86_CPU(cpu);
+ CPUX86State *env = &x86_cpu->env;
int ret;
/* Inject NMI */
- if (env->interrupt_request & CPU_INTERRUPT_NMI) {
- env->interrupt_request &= ~CPU_INTERRUPT_NMI;
+ if (cpu->interrupt_request & CPU_INTERRUPT_NMI) {
+ cpu->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));
if (!kvm_irqchip_in_kernel()) {
/* Force the VCPU out of its inner loop to process any INIT requests
* or pending TPR access reports. */
- if (env->interrupt_request &
+ if (cpu->interrupt_request &
(CPU_INTERRUPT_INIT | CPU_INTERRUPT_TPR)) {
- env->exit_request = 1;
+ cpu->exit_request = 1;
}
/* Try to inject an interrupt if the guest can accept it */
if (run->ready_for_interrupt_injection &&
- (env->interrupt_request & CPU_INTERRUPT_HARD) &&
+ (cpu->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) {
int irq;
- env->interrupt_request &= ~CPU_INTERRUPT_HARD;
+ cpu->interrupt_request &= ~CPU_INTERRUPT_HARD;
irq = cpu_get_pic_interrupt(env);
if (irq >= 0) {
struct kvm_interrupt intr;
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",
* interrupt, request an interrupt window exit. This will
* cause a return to userspace as soon as the guest is ready to
* receive interrupts. */
- if ((env->interrupt_request & CPU_INTERRUPT_HARD)) {
+ if ((cpu->interrupt_request & CPU_INTERRUPT_HARD)) {
run->request_interrupt_window = 1;
} else {
run->request_interrupt_window = 0;
}
}
-void kvm_arch_post_run(CPUX86State *env, struct kvm_run *run)
+void kvm_arch_post_run(CPUState *cpu, struct kvm_run *run)
{
+ X86CPU *x86_cpu = X86_CPU(cpu);
+ CPUX86State *env = &x86_cpu->env;
+
if (run->if_flag) {
env->eflags |= IF_MASK;
} else {
cpu_set_apic_base(env->apic_state, run->apic_base);
}
-int kvm_arch_process_async_events(CPUX86State *env)
+int kvm_arch_process_async_events(CPUState *cs)
{
- X86CPU *cpu = x86_env_get_cpu(env);
+ X86CPU *cpu = X86_CPU(cs);
+ CPUX86State *env = &cpu->env;
- if (env->interrupt_request & CPU_INTERRUPT_MCE) {
+ if (cs->interrupt_request & CPU_INTERRUPT_MCE) {
/* We must not raise CPU_INTERRUPT_MCE if it's not supported. */
assert(env->mcg_cap);
- env->interrupt_request &= ~CPU_INTERRUPT_MCE;
+ cs->interrupt_request &= ~CPU_INTERRUPT_MCE;
kvm_cpu_synchronize_state(env);
if (env->exception_injected == EXCP08_DBLE) {
/* this means triple fault */
qemu_system_reset_request();
- env->exit_request = 1;
+ cs->exit_request = 1;
return 0;
}
env->exception_injected = EXCP12_MCHK;
env->has_error_code = 0;
- env->halted = 0;
+ cs->halted = 0;
if (kvm_irqchip_in_kernel() && env->mp_state == KVM_MP_STATE_HALTED) {
env->mp_state = KVM_MP_STATE_RUNNABLE;
}
return 0;
}
- if (env->interrupt_request & CPU_INTERRUPT_POLL) {
- env->interrupt_request &= ~CPU_INTERRUPT_POLL;
+ if (cs->interrupt_request & CPU_INTERRUPT_POLL) {
+ cs->interrupt_request &= ~CPU_INTERRUPT_POLL;
apic_poll_irq(env->apic_state);
}
- if (((env->interrupt_request & CPU_INTERRUPT_HARD) &&
+ if (((cs->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) ||
- (env->interrupt_request & CPU_INTERRUPT_NMI)) {
- env->halted = 0;
+ (cs->interrupt_request & CPU_INTERRUPT_NMI)) {
+ cs->halted = 0;
}
- if (env->interrupt_request & CPU_INTERRUPT_INIT) {
+ if (cs->interrupt_request & CPU_INTERRUPT_INIT) {
kvm_cpu_synchronize_state(env);
do_cpu_init(cpu);
}
- if (env->interrupt_request & CPU_INTERRUPT_SIPI) {
+ if (cs->interrupt_request & CPU_INTERRUPT_SIPI) {
kvm_cpu_synchronize_state(env);
do_cpu_sipi(cpu);
}
- if (env->interrupt_request & CPU_INTERRUPT_TPR) {
- env->interrupt_request &= ~CPU_INTERRUPT_TPR;
+ if (cs->interrupt_request & CPU_INTERRUPT_TPR) {
+ cs->interrupt_request &= ~CPU_INTERRUPT_TPR;
kvm_cpu_synchronize_state(env);
apic_handle_tpr_access_report(env->apic_state, env->eip,
env->tpr_access_type);
}
- return env->halted;
+ return cs->halted;
}
-static int kvm_handle_halt(CPUX86State *env)
+static int kvm_handle_halt(X86CPU *cpu)
{
- if (!((env->interrupt_request & CPU_INTERRUPT_HARD) &&
+ CPUState *cs = CPU(cpu);
+ CPUX86State *env = &cpu->env;
+
+ if (!((cs->interrupt_request & CPU_INTERRUPT_HARD) &&
(env->eflags & IF_MASK)) &&
- !(env->interrupt_request & CPU_INTERRUPT_NMI)) {
- env->halted = 1;
+ !(cs->interrupt_request & CPU_INTERRUPT_NMI)) {
+ cs->halted = 1;
return EXCP_HLT;
}
return 0;
}
-static int kvm_handle_tpr_access(CPUX86State *env)
+static int kvm_handle_tpr_access(X86CPU *cpu)
{
- struct kvm_run *run = env->kvm_run;
+ CPUX86State *env = &cpu->env;
+ CPUState *cs = CPU(cpu);
+ struct kvm_run *run = cs->kvm_run;
apic_handle_tpr_access_report(env->apic_state, run->tpr_access.rip,
run->tpr_access.is_write ? TPR_ACCESS_WRITE
return 1;
}
-int kvm_arch_insert_sw_breakpoint(CPUX86State *env, struct kvm_sw_breakpoint *bp)
+int kvm_arch_insert_sw_breakpoint(CPUState *cpu, struct kvm_sw_breakpoint *bp)
{
+ CPUX86State *env = &X86_CPU(cpu)->env;
static const uint8_t int3 = 0xcc;
if (cpu_memory_rw_debug(env, bp->pc, (uint8_t *)&bp->saved_insn, 1, 0) ||
return 0;
}
-int kvm_arch_remove_sw_breakpoint(CPUX86State *env, struct kvm_sw_breakpoint *bp)
+int kvm_arch_remove_sw_breakpoint(CPUState *cpu, struct kvm_sw_breakpoint *bp)
{
+ CPUX86State *env = &X86_CPU(cpu)->env;
uint8_t int3;
if (cpu_memory_rw_debug(env, bp->pc, &int3, 1, 0) || int3 != 0xcc ||
static CPUWatchpoint hw_watchpoint;
-static int kvm_handle_debug(struct kvm_debug_exit_arch *arch_info)
+static int kvm_handle_debug(X86CPU *cpu,
+ struct kvm_debug_exit_arch *arch_info)
{
+ CPUX86State *env = &cpu->env;
int ret = 0;
int n;
if (arch_info->exception == 1) {
if (arch_info->dr6 & (1 << 14)) {
- if (cpu_single_env->singlestep_enabled) {
+ if (env->singlestep_enabled) {
ret = EXCP_DEBUG;
}
} else {
break;
case 0x1:
ret = EXCP_DEBUG;
- cpu_single_env->watchpoint_hit = &hw_watchpoint;
+ env->watchpoint_hit = &hw_watchpoint;
hw_watchpoint.vaddr = hw_breakpoint[n].addr;
hw_watchpoint.flags = BP_MEM_WRITE;
break;
case 0x3:
ret = EXCP_DEBUG;
- cpu_single_env->watchpoint_hit = &hw_watchpoint;
+ env->watchpoint_hit = &hw_watchpoint;
hw_watchpoint.vaddr = hw_breakpoint[n].addr;
hw_watchpoint.flags = BP_MEM_ACCESS;
break;
}
}
}
- } else if (kvm_find_sw_breakpoint(cpu_single_env, arch_info->pc)) {
+ } else if (kvm_find_sw_breakpoint(CPU(cpu), arch_info->pc)) {
ret = EXCP_DEBUG;
}
if (ret == 0) {
- cpu_synchronize_state(cpu_single_env);
- assert(cpu_single_env->exception_injected == -1);
+ cpu_synchronize_state(env);
+ assert(env->exception_injected == -1);
/* pass to guest */
- cpu_single_env->exception_injected = arch_info->exception;
- cpu_single_env->has_error_code = 0;
+ env->exception_injected = arch_info->exception;
+ env->has_error_code = 0;
}
return ret;
}
-void kvm_arch_update_guest_debug(CPUX86State *env, struct kvm_guest_debug *dbg)
+void kvm_arch_update_guest_debug(CPUState *cpu, struct kvm_guest_debug *dbg)
{
const uint8_t type_code[] = {
[GDB_BREAKPOINT_HW] = 0x0,
};
int n;
- if (kvm_sw_breakpoints_active(env)) {
+ if (kvm_sw_breakpoints_active(cpu)) {
dbg->control |= KVM_GUESTDBG_ENABLE | KVM_GUESTDBG_USE_SW_BP;
}
if (nb_hw_breakpoint > 0) {
#define VMX_INVALID_GUEST_STATE 0x80000021
-int kvm_arch_handle_exit(CPUX86State *env, struct kvm_run *run)
+int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run)
{
+ X86CPU *cpu = X86_CPU(cs);
uint64_t code;
int ret;
switch (run->exit_reason) {
case KVM_EXIT_HLT:
DPRINTF("handle_hlt\n");
- ret = kvm_handle_halt(env);
+ ret = kvm_handle_halt(cpu);
break;
case KVM_EXIT_SET_TPR:
ret = 0;
break;
case KVM_EXIT_TPR_ACCESS:
- ret = kvm_handle_tpr_access(env);
+ ret = kvm_handle_tpr_access(cpu);
break;
case KVM_EXIT_FAIL_ENTRY:
code = run->fail_entry.hardware_entry_failure_reason;
break;
case KVM_EXIT_DEBUG:
DPRINTF("kvm_exit_debug\n");
- ret = kvm_handle_debug(&run->debug.arch);
+ ret = kvm_handle_debug(cpu, &run->debug.arch);
break;
default:
fprintf(stderr, "KVM: unknown exit reason %d\n", run->exit_reason);
return ret;
}
-bool kvm_arch_stop_on_emulation_error(CPUX86State *env)
+bool kvm_arch_stop_on_emulation_error(CPUState *cs)
{
+ X86CPU *cpu = X86_CPU(cs);
+ CPUX86State *env = &cpu->env;
+
kvm_cpu_synchronize_state(env);
return !(env->cr[0] & CR0_PE_MASK) ||
((env->segs[R_CS].selector & 3) != 3);
projects / qemu.git / blobdiff