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QOM CPUState refactorings

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* Fix x86 cpu-add
 * Change KVM PMU behavior for 1.6
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Merge remote-tracking branch 'afaerber/tags/qom-cpu-for-anthony' into staging

QOM CPUState refactorings

* Fix x86 cpu-add
* Change KVM PMU behavior for 1.6

# gpg: Signature made Mon 29 Jul 2013 10:28:18 AM CDT using RSA key ID 3E7E013F
# gpg: Can't check signature: public key not found

# By Eduardo Habkost (2) and Andreas Färber (1)
# Via Andreas Färber
* afaerber/tags/qom-cpu-for-anthony:
  target-i386: Disable PMU CPUID leaf by default
  target-i386: Pass X86CPU object to cpu_x86_find_by_name()
  cpu: Partially revert "cpu: Change qemu_init_vcpu() argument to CPUState"
This commit is contained in:
Anthony Liguori 2013-07-29 11:33:34 -05:00
commit 4ff1fac430
19 changed files with 69 additions and 24 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/hw/i386/pc.h
View File

@ -235,6 +235,10 @@ int e820_add_entry(uint64_t, uint64_t, uint32_t);
.driver = "virtio-net-pci",\
.property = "any_layout",\
.value = "off",\
},{\
.driver = TYPE_X86_CPU,\
.property = "pmu",\
.value = "on",\
}
#define PC_COMPAT_1_4 \

2
qom/cpu.c
View File

@ -228,8 +228,6 @@ static void cpu_common_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cpu = CPU(dev);
qemu_init_vcpu(cpu);
if (dev->hotplugged) {
cpu_synchronize_post_init(cpu);
notifier_list_notify(&cpu_added_notifiers, dev);

3
target-alpha/cpu.c
View File

@ -33,8 +33,11 @@ static void alpha_cpu_set_pc(CPUState *cs, vaddr value)
static void alpha_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
AlphaCPUClass *acc = ALPHA_CPU_GET_CLASS(dev);
qemu_init_vcpu(cs);
acc->parent_realize(dev, errp);
}

4
target-arm/cpu.c
View File

@ -159,6 +159,7 @@ static void arm_cpu_finalizefn(Object *obj)
static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
ARMCPU *cpu = ARM_CPU(dev);
ARMCPUClass *acc = ARM_CPU_GET_CLASS(dev);
CPUARMState *env = &cpu->env;
@ -214,7 +215,8 @@ static void arm_cpu_realizefn(DeviceState *dev, Error **errp)
init_cpreg_list(cpu);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
acc->parent_realize(dev, errp);
}

5
target-cris/cpu.c
View File

@ -137,10 +137,11 @@ void cris_cpu_list(FILE *f, fprintf_function cpu_fprintf)
static void cris_cpu_realizefn(DeviceState *dev, Error **errp)
{
CRISCPU *cpu = CRIS_CPU(dev);
CPUState *cs = CPU(dev);
CRISCPUClass *ccc = CRIS_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
ccc->parent_realize(dev, errp);
}

7
target-i386/cpu-qom.h
View File

@ -68,6 +68,13 @@ typedef struct X86CPU {
/* Features that were filtered out because of missing host capabilities */
uint32_t filtered_features[FEATURE_WORDS];
/* Enable PMU CPUID bits. This can't be enabled by default yet because
* it doesn't have ABI stability guarantees, as it passes all PMU CPUID
* bits returned by GET_SUPPORTED_CPUID (that depend on host CPU and kernel
* capabilities) directly to the guest.
*/
bool enable_pmu;
} X86CPU;
static inline X86CPU *x86_env_get_cpu(CPUX86State *env)

20
target-i386/cpu.c
View File

@ -1475,9 +1475,11 @@ static void x86_cpu_get_feature_words(Object *obj, Visitor *v, void *opaque,
error_propagate(errp, err);
}
static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *name)
static int cpu_x86_find_by_name(X86CPU *cpu, x86_def_t *x86_cpu_def,
const char *name)
{
x86_def_t *def;
Error *err = NULL;
int i;
if (name == NULL) {
@ -1485,6 +1487,8 @@ static int cpu_x86_find_by_name(x86_def_t *x86_cpu_def, const char *name)
}
if (kvm_enabled() && strcmp(name, "host") == 0) {
kvm_cpu_fill_host(x86_cpu_def);
object_property_set_bool(OBJECT(cpu), true, "pmu", &err);
assert_no_error(err);
return 0;
}
@ -1742,7 +1746,7 @@ static void cpu_x86_register(X86CPU *cpu, const char *name, Error **errp)
memset(def, 0, sizeof(*def));
if (cpu_x86_find_by_name(def, name) < 0) {
if (cpu_x86_find_by_name(cpu, def, name) < 0) {
error_setg(errp, "Unable to find CPU definition: %s", name);
return;
}
@ -2016,7 +2020,7 @@ void cpu_x86_cpuid(CPUX86State *env, uint32_t index, uint32_t count,
break;
case 0xA:
/* Architectural Performance Monitoring Leaf */
if (kvm_enabled()) {
if (kvm_enabled() && cpu->enable_pmu) {
KVMState *s = cs->kvm_state;
*eax = kvm_arch_get_supported_cpuid(s, 0xA, count, R_EAX);
@ -2333,6 +2337,7 @@ static void x86_cpu_apic_realize(X86CPU *cpu, Error **errp)
static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
X86CPU *cpu = X86_CPU(dev);
X86CPUClass *xcc = X86_CPU_GET_CLASS(dev);
CPUX86State *env = &cpu->env;
@ -2387,12 +2392,13 @@ static void x86_cpu_realizefn(DeviceState *dev, Error **errp)
#endif
mce_init(cpu);
qemu_init_vcpu(cs);
x86_cpu_apic_realize(cpu, &local_err);
if (local_err != NULL) {
goto out;
}
cpu_reset(CPU(cpu));
cpu_reset(cs);
xcc->parent_realize(dev, &local_err);
out:
@ -2520,6 +2526,11 @@ static void x86_cpu_synchronize_from_tb(CPUState *cs, TranslationBlock *tb)
cpu->env.eip = tb->pc - tb->cs_base;
}
static Property x86_cpu_properties[] = {
DEFINE_PROP_BOOL("pmu", X86CPU, enable_pmu, false),
DEFINE_PROP_END_OF_LIST()
};
static void x86_cpu_common_class_init(ObjectClass *oc, void *data)
{
X86CPUClass *xcc = X86_CPU_CLASS(oc);
@ -2529,6 +2540,7 @@ static void x86_cpu_common_class_init(ObjectClass *oc, void *data)
xcc->parent_realize = dc->realize;
dc->realize = x86_cpu_realizefn;
dc->bus_type = TYPE_ICC_BUS;
dc->props = x86_cpu_properties;
xcc->parent_reset = cc->reset;
cc->reset = x86_cpu_reset;

6
target-lm32/cpu.c
View File

@ -46,10 +46,12 @@ static void lm32_cpu_reset(CPUState *s)
static void lm32_cpu_realizefn(DeviceState *dev, Error **errp)
{
LM32CPU *cpu = LM32_CPU(dev);
CPUState *cs = CPU(dev);
LM32CPUClass *lcc = LM32_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
lcc->parent_realize(dev, errp);
}

4
target-m68k/cpu.c
View File

@ -143,12 +143,14 @@ static const M68kCPUInfo m68k_cpus[] = {
static void m68k_cpu_realizefn(DeviceState *dev, Error **errp)
{
CPUState *cs = CPU(dev);
M68kCPU *cpu = M68K_CPU(dev);
M68kCPUClass *mcc = M68K_CPU_GET_CLASS(dev);
m68k_cpu_init_gdb(cpu);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
mcc->parent_realize(dev, errp);
}

5
target-microblaze/cpu.c
View File

@ -90,10 +90,11 @@ static void mb_cpu_reset(CPUState *s)
static void mb_cpu_realizefn(DeviceState *dev, Error **errp)
{
MicroBlazeCPU *cpu = MICROBLAZE_CPU(dev);
CPUState *cs = CPU(dev);
MicroBlazeCPUClass *mcc = MICROBLAZE_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
mcc->parent_realize(dev, errp);
}

5
target-mips/cpu.c
View File

@ -62,10 +62,11 @@ static void mips_cpu_reset(CPUState *s)
static void mips_cpu_realizefn(DeviceState *dev, Error **errp)
{
MIPSCPU *cpu = MIPS_CPU(dev);
CPUState *cs = CPU(dev);
MIPSCPUClass *mcc = MIPS_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
mcc->parent_realize(dev, errp);
}

5
target-moxie/cpu.c
View File

@ -45,10 +45,11 @@ static void moxie_cpu_reset(CPUState *s)
static void moxie_cpu_realizefn(DeviceState *dev, Error **errp)
{
MoxieCPU *cpu = MOXIE_CPU(dev);
CPUState *cs = CPU(dev);
MoxieCPUClass *mcc = MOXIE_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
qemu_init_vcpu(cs);
cpu_reset(cs);
mcc->parent_realize(dev, errp);
}

5
target-openrisc/cpu.c
View File

@ -66,10 +66,11 @@ static inline void set_feature(OpenRISCCPU *cpu, int feature)
static void openrisc_cpu_realizefn(DeviceState *dev, Error **errp)
{
OpenRISCCPU *cpu = OPENRISC_CPU(dev);
CPUState *cs = CPU(dev);
OpenRISCCPUClass *occ = OPENRISC_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
qemu_init_vcpu(cs);
cpu_reset(cs);
occ->parent_realize(dev, errp);
}

2
target-ppc/translate_init.c
View File

@ -7861,6 +7861,8 @@ static void ppc_cpu_realizefn(DeviceState *dev, Error **errp)
34, "power-spe.xml", 0);
}
qemu_init_vcpu(cs);
pcc->parent_realize(dev, errp);
#if defined(PPC_DUMP_CPU)

5
target-s390x/cpu.c
View File

@ -101,10 +101,11 @@ static void s390_cpu_machine_reset_cb(void *opaque)
static void s390_cpu_realizefn(DeviceState *dev, Error **errp)
{
S390CPU *cpu = S390_CPU(dev);
CPUState *cs = CPU(dev);
S390CPUClass *scc = S390_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
qemu_init_vcpu(cs);
cpu_reset(cs);
scc->parent_realize(dev, errp);
}

5
target-sh4/cpu.c
View File

@ -240,10 +240,11 @@ static const TypeInfo sh7785_type_info = {
static void superh_cpu_realizefn(DeviceState *dev, Error **errp)
{
SuperHCPU *cpu = SUPERH_CPU(dev);
CPUState *cs = CPU(dev);
SuperHCPUClass *scc = SUPERH_CPU_GET_CLASS(dev);
cpu_reset(CPU(cpu));
cpu_reset(cs);
qemu_init_vcpu(cs);
scc->parent_realize(dev, errp);
}

2
target-sparc/cpu.c
View File

@ -743,6 +743,8 @@ static void sparc_cpu_realizefn(DeviceState *dev, Error **errp)
{
SPARCCPUClass *scc = SPARC_CPU_GET_CLASS(dev);
qemu_init_vcpu(CPU(dev));
scc->parent_realize(dev, errp);
}

2
target-unicore32/cpu.c
View File

@ -92,6 +92,8 @@ static void uc32_cpu_realizefn(DeviceState *dev, Error **errp)
{
UniCore32CPUClass *ucc = UNICORE32_CPU_GET_CLASS(dev);
qemu_init_vcpu(CPU(dev));
ucc->parent_realize(dev, errp);
}

2
target-xtensa/cpu.c
View File

@ -90,6 +90,8 @@ static void xtensa_cpu_realizefn(DeviceState *dev, Error **errp)
cs->gdb_num_regs = xcc->config->gdb_regmap.num_regs;
qemu_init_vcpu(cs);
xcc->parent_realize(dev, errp);
}