mirrors/qemu
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

x86: add pending_irq_vmstate to the state

Browse Source 
It is needed to save the interrupt_bitmap

Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Juan Quintela 2009-09-29 22:48:53 +02:00 committed by Anthony Liguori
parent cdc0c58fa9
commit bfc179b60c
2 changed files with 8 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
target-i386/cpu.h
View File

@ -687,6 +687,7 @@ typedef struct CPUX86State {
/* For KVM */
uint64_t interrupt_bitmap[256 / 64];
int32_t pending_irq_vmstate;
uint32_t mp_state;
/* in order to simplify APIC support, we leave this pointer to the

16
target-i386/machine.c
View File

@ -27,7 +27,6 @@ void cpu_save(QEMUFile *f, void *opaque)
{
CPUState *env = opaque;
uint16_t fpregs_format;
int32_t pending_irq;
int i, bit;
cpu_synchronize_state(env);
@ -142,15 +141,15 @@ void cpu_save(QEMUFile *f, void *opaque)
/* There can only be one pending IRQ set in the bitmap at a time, so try
to find it and save its number instead (-1 for none). */
pending_irq = -1;
env->pending_irq_vmstate = -1;
for (i = 0; i < ARRAY_SIZE(env->interrupt_bitmap); i++) {
if (env->interrupt_bitmap[i]) {
bit = ctz64(env->interrupt_bitmap[i]);
pending_irq = i * 64 + bit;
env->pending_irq_vmstate = i * 64 + bit;
break;
}
}
qemu_put_sbe32s(f, &pending_irq);
qemu_put_sbe32s(f, &env->pending_irq_vmstate);
qemu_put_be32s(f, &env->mp_state);
qemu_put_be64s(f, &env->tsc);
@ -198,7 +197,6 @@ int cpu_load(QEMUFile *f, void *opaque, int version_id)
CPUState *env = opaque;
int i, guess_mmx;
uint16_t fpregs_format;
int32_t pending_irq;
cpu_synchronize_state(env);
if (version_id < 3 || version_id > CPU_SAVE_VERSION)
@ -344,11 +342,11 @@ int cpu_load(QEMUFile *f, void *opaque, int version_id)
}
if (version_id >= 9) {
qemu_get_sbe32s(f, &pending_irq);
qemu_get_sbe32s(f, &env->pending_irq_vmstate);
memset(&env->interrupt_bitmap, 0, sizeof(env->interrupt_bitmap));
if (pending_irq >= 0) {
env->interrupt_bitmap[pending_irq / 64] |=
(uint64_t)1 << (pending_irq % 64);
if (env->pending_irq_vmstate >= 0) {
env->interrupt_bitmap[env->pending_irq_vmstate / 64] |=
(uint64_t)1 << (env->pending_irq_vmstate % 64);
}
qemu_get_be32s(f, &env->mp_state);
qemu_get_be64s(f, &env->tsc);