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i8257: remove cpu_request_exit irq

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This is unused.  cpu_exit now is almost exclusively an internal function
to the CPU execution loop.  In a few patches, we'll change the remaining
occurrences to qemu_cpu_kick, making it truly internal.

Reviewed-by: Richard henderson <rth@twiddle.net>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-02-16 14:13:11 +01:00
parent 19d2b5e6ff
commit 5039d6e235
11 changed files with 13 additions and 77 deletions
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13
hw/i386/pc.c
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@ -1446,15 +1446,6 @@ DeviceState *pc_vga_init(ISABus *isa_bus, PCIBus *pci_bus)
return dev;
}
static void cpu_request_exit(void *opaque, int irq, int level)
{
CPUState *cpu = current_cpu;
if (cpu && level) {
cpu_exit(cpu);
}
}
static const MemoryRegionOps ioport80_io_ops = {
.write = ioport80_write,
.read = ioport80_read,
@ -1489,7 +1480,6 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
qemu_irq rtc_irq = NULL;
qemu_irq *a20_line;
ISADevice *i8042, *port92, *vmmouse, *pit = NULL;
qemu_irq *cpu_exit_irq;
MemoryRegion *ioport80_io = g_new(MemoryRegion, 1);
MemoryRegion *ioportF0_io = g_new(MemoryRegion, 1);
@ -1566,8 +1556,7 @@ void pc_basic_device_init(ISABus *isa_bus, qemu_irq *gsi,
port92 = isa_create_simple(isa_bus, "port92");
port92_init(port92, &a20_line[1]);
cpu_exit_irq = qemu_allocate_irqs(cpu_request_exit, NULL, 1);
DMA_init(0, cpu_exit_irq);
DMA_init(0);
for(i = 0; i < MAX_FD; i++) {
fd[i] = drive_get(IF_FLOPPY, 0, i);