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cpu: Move kvm_run into CPUState 

Pass CPUState / {X86,S390}CPU to helper functions.

Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2012-12-01 06:18:14 +01:00
parent a60f24b56b
commit f7575c96c6
5 changed files with 53 additions and 47 deletions
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4
cpu-defs.h
View File

@ -134,7 +134,6 @@ typedef struct icount_decr_u16 {
} icount_decr_u16;
#endif
struct kvm_run;
struct qemu_work_item;
typedef struct CPUBreakpoint {
@ -203,7 +202,6 @@ typedef struct CPUWatchpoint {
/* user data */ \
void *opaque; \
\
const char *cpu_model_str; \
struct kvm_run *kvm_run;
const char *cpu_model_str;
#endif

2
include/qemu/cpu.h
View File

@ -53,6 +53,7 @@ typedef struct CPUClass {
} CPUClass;
struct KVMState;
struct kvm_run;
/**
* CPUState:
@ -85,6 +86,7 @@ struct CPUState {
bool kvm_vcpu_dirty;
#endif
struct KVMState *kvm_state;
struct kvm_run *kvm_run;
/* TODO Move common fields from CPUArchState here. */
};

8
kvm-all.c
View File

@ -240,9 +240,9 @@ int kvm_init_vcpu(CPUArchState *env)
goto err;
}
env->kvm_run = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, MAP_SHARED,
cpu->kvm_run = mmap(NULL, mmap_size, PROT_READ | PROT_WRITE, MAP_SHARED,
cpu->kvm_fd, 0);
if (env->kvm_run == MAP_FAILED) {
if (cpu->kvm_run == MAP_FAILED) {
ret = -errno;
DPRINTF("mmap'ing vcpu state failed\n");
goto err;
@ -250,7 +250,7 @@ int kvm_init_vcpu(CPUArchState *env)
if (s->coalesced_mmio && !s->coalesced_mmio_ring) {
s->coalesced_mmio_ring =
(void *)env->kvm_run + s->coalesced_mmio * PAGE_SIZE;
(void *)cpu->kvm_run + s->coalesced_mmio * PAGE_SIZE;
}
ret = kvm_arch_init_vcpu(cpu);
@ -1529,7 +1529,7 @@ void kvm_cpu_synchronize_post_init(CPUArchState *env)
int kvm_cpu_exec(CPUArchState *env)
{
CPUState *cpu = ENV_GET_CPU(env);
struct kvm_run *run = env->kvm_run;
struct kvm_run *run = cpu->kvm_run;
int ret, run_ret;
DPRINTF("kvm_cpu_exec()\n");

9
target-i386/kvm.c
View File

@ -1859,9 +1859,11 @@ static int kvm_handle_halt(X86CPU *cpu)
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
@ -2067,7 +2069,6 @@ static bool host_supports_vmx(void)
int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run)
{
X86CPU *cpu = X86_CPU(cs);
CPUX86State *env = &cpu->env;
uint64_t code;
int ret;
@ -2080,7 +2081,7 @@ int kvm_arch_handle_exit(CPUState *cs, struct kvm_run *run)
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;

77
target-s390x/kvm.c
View File

@ -98,13 +98,13 @@ int kvm_arch_put_registers(CPUState *cs, int level)
int i;
/* always save the PSW and the GPRS*/
env->kvm_run->psw_addr = env->psw.addr;
env->kvm_run->psw_mask = env->psw.mask;
cs->kvm_run->psw_addr = env->psw.addr;
cs->kvm_run->psw_mask = env->psw.mask;
if (cap_sync_regs && env->kvm_run->kvm_valid_regs & KVM_SYNC_GPRS) {
if (cap_sync_regs && cs->kvm_run->kvm_valid_regs & KVM_SYNC_GPRS) {
for (i = 0; i < 16; i++) {
env->kvm_run->s.regs.gprs[i] = env->regs[i];
env->kvm_run->kvm_dirty_regs |= KVM_SYNC_GPRS;
cs->kvm_run->s.regs.gprs[i] = env->regs[i];
cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_GPRS;
}
} else {
for (i = 0; i < 16; i++) {
@ -122,14 +122,14 @@ int kvm_arch_put_registers(CPUState *cs, int level)
}
if (cap_sync_regs &&
env->kvm_run->kvm_valid_regs & KVM_SYNC_ACRS &&
env->kvm_run->kvm_valid_regs & KVM_SYNC_CRS) {
cs->kvm_run->kvm_valid_regs & KVM_SYNC_ACRS &&
cs->kvm_run->kvm_valid_regs & KVM_SYNC_CRS) {
for (i = 0; i < 16; i++) {
env->kvm_run->s.regs.acrs[i] = env->aregs[i];
env->kvm_run->s.regs.crs[i] = env->cregs[i];
cs->kvm_run->s.regs.acrs[i] = env->aregs[i];
cs->kvm_run->s.regs.crs[i] = env->cregs[i];
}
env->kvm_run->kvm_dirty_regs |= KVM_SYNC_ACRS;
env->kvm_run->kvm_dirty_regs |= KVM_SYNC_CRS;
cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_ACRS;
cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_CRS;
} else {
for (i = 0; i < 16; i++) {
sregs.acrs[i] = env->aregs[i];
@ -142,9 +142,9 @@ int kvm_arch_put_registers(CPUState *cs, int level)
}
/* Finally the prefix */
if (cap_sync_regs && env->kvm_run->kvm_valid_regs & KVM_SYNC_PREFIX) {
env->kvm_run->s.regs.prefix = env->psa;
env->kvm_run->kvm_dirty_regs |= KVM_SYNC_PREFIX;
if (cap_sync_regs && cs->kvm_run->kvm_valid_regs & KVM_SYNC_PREFIX) {
cs->kvm_run->s.regs.prefix = env->psa;
cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_PREFIX;
} else {
/* prefix is only supported via sync regs */
}
@ -161,13 +161,13 @@ int kvm_arch_get_registers(CPUState *cs)
int i;
/* get the PSW */
env->psw.addr = env->kvm_run->psw_addr;
env->psw.mask = env->kvm_run->psw_mask;
env->psw.addr = cs->kvm_run->psw_addr;
env->psw.mask = cs->kvm_run->psw_mask;
/* the GPRS */
if (cap_sync_regs && env->kvm_run->kvm_valid_regs & KVM_SYNC_GPRS) {
if (cap_sync_regs && cs->kvm_run->kvm_valid_regs & KVM_SYNC_GPRS) {
for (i = 0; i < 16; i++) {
env->regs[i] = env->kvm_run->s.regs.gprs[i];
env->regs[i] = cs->kvm_run->s.regs.gprs[i];
}
} else {
ret = kvm_vcpu_ioctl(cs, KVM_GET_REGS, &regs);
@ -181,11 +181,11 @@ int kvm_arch_get_registers(CPUState *cs)
/* The ACRS and CRS */
if (cap_sync_regs &&
env->kvm_run->kvm_valid_regs & KVM_SYNC_ACRS &&
env->kvm_run->kvm_valid_regs & KVM_SYNC_CRS) {
cs->kvm_run->kvm_valid_regs & KVM_SYNC_ACRS &&
cs->kvm_run->kvm_valid_regs & KVM_SYNC_CRS) {
for (i = 0; i < 16; i++) {
env->aregs[i] = env->kvm_run->s.regs.acrs[i];
env->cregs[i] = env->kvm_run->s.regs.crs[i];
env->aregs[i] = cs->kvm_run->s.regs.acrs[i];
env->cregs[i] = cs->kvm_run->s.regs.crs[i];
}
} else {
ret = kvm_vcpu_ioctl(cs, KVM_GET_SREGS, &sregs);
@ -199,8 +199,8 @@ int kvm_arch_get_registers(CPUState *cs)
}
/* Finally the prefix */
if (cap_sync_regs && env->kvm_run->kvm_valid_regs & KVM_SYNC_PREFIX) {
env->psa = env->kvm_run->s.regs.prefix;
if (cap_sync_regs && cs->kvm_run->kvm_valid_regs & KVM_SYNC_PREFIX) {
env->psa = cs->kvm_run->s.regs.prefix;
} else {
/* no prefix without sync regs */
}
@ -331,10 +331,13 @@ static void enter_pgmcheck(S390CPU *cpu, uint16_t code)
kvm_s390_interrupt(cpu, KVM_S390_PROGRAM_INT, code);
}
static inline void setcc(CPUS390XState *env, uint64_t cc)
static inline void setcc(S390CPU *cpu, uint64_t cc)
{
env->kvm_run->psw_mask &= ~(3ull << 44);
env->kvm_run->psw_mask |= (cc & 3) << 44;
CPUS390XState *env = &cpu->env;
CPUState *cs = CPU(cpu);
cs->kvm_run->psw_mask &= ~(3ull << 44);
cs->kvm_run->psw_mask |= (cc & 3) << 44;
env->psw.mask &= ~(3ul << 44);
env->psw.mask |= (cc & 3) << 44;
@ -356,7 +359,7 @@ static int kvm_sclp_service_call(S390CPU *cpu, struct kvm_run *run,
if (r < 0) {
enter_pgmcheck(cpu, -r);
}
setcc(env, r);
setcc(cpu, r);
return 0;
}
@ -446,8 +449,9 @@ static int s390_cpu_initial_reset(S390CPU *cpu)
return 0;
}
static int handle_sigp(CPUS390XState *env, struct kvm_run *run, uint8_t ipa1)
static int handle_sigp(S390CPU *cpu, struct kvm_run *run, uint8_t ipa1)
{
CPUS390XState *env = &cpu->env;
uint8_t order_code;
uint32_t parameter;
uint16_t cpu_addr;
@ -499,7 +503,7 @@ static int handle_sigp(CPUS390XState *env, struct kvm_run *run, uint8_t ipa1)
}
out:
setcc(env, r ? 3 : 0);
setcc(cpu, r ? 3 : 0);
return 0;
}
@ -520,7 +524,7 @@ static int handle_instruction(S390CPU *cpu, struct kvm_run *run)
r = handle_diag(env, run, ipb_code);
break;
case IPA0_SIGP:
r = handle_sigp(env, run, ipa1);
r = handle_sigp(cpu, run, ipa1);
break;
}
@ -530,28 +534,29 @@ static int handle_instruction(S390CPU *cpu, struct kvm_run *run)
return 0;
}
static bool is_special_wait_psw(CPUS390XState *env)
static bool is_special_wait_psw(CPUState *cs)
{
/* signal quiesce */
return env->kvm_run->psw_addr == 0xfffUL;
return cs->kvm_run->psw_addr == 0xfffUL;
}
static int handle_intercept(S390CPU *cpu)
{
CPUS390XState *env = &cpu->env;
struct kvm_run *run = env->kvm_run;
CPUState *cs = CPU(cpu);
struct kvm_run *run = cs->kvm_run;
int icpt_code = run->s390_sieic.icptcode;
int r = 0;
dprintf("intercept: 0x%x (at 0x%lx)\n", icpt_code,
(long)env->kvm_run->psw_addr);
(long)cs->kvm_run->psw_addr);
switch (icpt_code) {
case ICPT_INSTRUCTION:
r = handle_instruction(cpu, run);
break;
case ICPT_WAITPSW:
if (s390_del_running_cpu(env) == 0 &&
is_special_wait_psw(env)) {
is_special_wait_psw(cs)) {
qemu_system_shutdown_request();
}
r = EXCP_HALTED;