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pc: introduce a function to allocate cpu irq. 

Introduce a function, pc_allocate_cpu_irq(), to allocate cpu irq
in order to make pic_irq_request() piix independent.
Later piix code will be split out to another file keeping pic_irq_request()
static.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Isaku Yamahata 2010-05-14 16:29:08 +09:00 committed by Blue Swirl
parent ec2654fb29
commit 6f09e686f8
1 changed files with 6 additions and 1 deletions
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7
hw/pc.c
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@ -805,6 +805,11 @@ static CPUState *pc_new_cpu(const char *cpu_model)
return env; return env;
} }
static qemu_irq *pc_allocate_cpu_irq(void)
{
return qemu_allocate_irqs(pic_irq_request, NULL, 1);
}
/* PC hardware initialisation */ /* PC hardware initialisation */
static void pc_init1(ram_addr_t ram_size, static void pc_init1(ram_addr_t ram_size,
const char *boot_device, const char *boot_device,
@ -928,7 +933,7 @@ static void pc_init1(ram_addr_t ram_size,
rom_add_option(option_rom[i]); rom_add_option(option_rom[i]);
} }
cpu_irq = qemu_allocate_irqs(pic_irq_request, NULL, 1); cpu_irq = pc_allocate_cpu_irq();
i8259 = i8259_init(cpu_irq[0]); i8259 = i8259_init(cpu_irq[0]);
isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state)); isa_irq_state = qemu_mallocz(sizeof(*isa_irq_state));
isa_irq_state->i8259 = i8259; isa_irq_state->i8259 = i8259;