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cpu: Make first_cpu and next_cpu CPUState

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Move next_cpu from CPU_COMMON to CPUState.
Move first_cpu variable to qom/cpu.h.

gdbstub needs to use CPUState::env_ptr for now.
cpu_copy() no longer needs to save and restore cpu_next.

Acked-by: Paolo Bonzini <pbonzini@redhat.com>
[AF: Rebased, simplified cpu_copy()]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Andreas Färber 2013-05-29 22:29:20 +02:00
parent 9b056fcc5b
commit 182735efaf
39 changed files with 266 additions and 234 deletions
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17
hw/i386/pc.c
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@ -160,8 +160,9 @@ void cpu_smm_register(cpu_set_smm_t callback, void *arg)
void cpu_smm_update(CPUX86State *env)
{
if (smm_set && smm_arg && env == first_cpu)
if (smm_set && smm_arg && CPU(x86_env_get_cpu(env)) == first_cpu) {
smm_set(!!(env->hflags & HF_SMM_MASK), smm_arg);
}
}
@ -185,18 +186,21 @@ int cpu_get_pic_interrupt(CPUX86State *env)
static void pic_irq_request(void *opaque, int irq, int level)
{
CPUX86State *env = first_cpu;
CPUState *cs = first_cpu;
X86CPU *cpu = X86_CPU(cs);
CPUX86State *env = &cpu->env;
DPRINTF("pic_irqs: %s irq %d\n", level? "raise" : "lower", irq);
if (env->apic_state) {
while (env) {
while (cs) {
cpu = X86_CPU(cs);
env = &cpu->env;
if (apic_accept_pic_intr(env->apic_state)) {
apic_deliver_pic_intr(env->apic_state, level);
}
env = env->next_cpu;
cs = cs->next_cpu;
}
} else {
CPUState *cs = CPU(x86_env_get_cpu(env));
if (level) {
cpu_interrupt(cs, CPU_INTERRUPT_HARD);
} else {
@ -1274,8 +1278,7 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
}
}
a20_line = qemu_allocate_irqs(handle_a20_line_change,
x86_env_get_cpu(first_cpu), 2);
a20_line = qemu_allocate_irqs(handle_a20_line_change, first_cpu, 2);
i8042 = isa_create_simple(isa_bus, "i8042");
i8042_setup_a20_line(i8042, &a20_line[0]);
if (!no_vmport) {