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serial: Replace register_ioport_*

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Replace all register_ioport_*() with a MemoryRegion.
This permits to use the new Memory stuff like listeners.

For more flexibility, the IO address space is passed as an argument.

Signed-off-by: Julien Grall <julien.grall@citrix.com>
Acked-by: Avi Kivity <avi@redhat.com>
[AF: Rebased onto serial split]
Signed-off-by: Andreas Färber <afaerber@suse.de>
This commit is contained in:
Julien Grall 2012-09-19 12:50:07 +01:00 committed by Andreas Färber
parent c75e6d8e35
commit 568fd159e4
3 changed files with 5 additions and 4 deletions
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3
hw/mips_mipssim.c
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@ -217,7 +217,8 @@ mips_mipssim_init(QEMUMachineInitArgs *args)
/* A single 16450 sits at offset 0x3f8. It is attached to
MIPS CPU INT2, which is interrupt 4. */
if (serial_hds[0])
serial_init(0x3f8, env->irq[4], 115200, serial_hds[0]);
serial_init(0x3f8, env->irq[4], 115200, serial_hds[0],
get_system_io());
if (nd_table[0].used)
/* MIPSnet uses the MIPS CPU INT0, which is interrupt 2. */

4
hw/serial.c
View File

@ -718,7 +718,7 @@ const MemoryRegionOps serial_io_ops = {
};
SerialState *serial_init(int base, qemu_irq irq, int baudbase,
CharDriverState *chr)
CharDriverState *chr, MemoryRegion *system_io)
{
SerialState *s;
@ -732,7 +732,7 @@ SerialState *serial_init(int base, qemu_irq irq, int baudbase,
vmstate_register(NULL, base, &vmstate_serial, s);
memory_region_init_io(&s->io, &serial_io_ops, s, "serial", 8);
memory_region_add_subregion(get_system_io(), base, &s->io);
memory_region_add_subregion(system_io, base, &s->io);
return s;
}

2
hw/serial.h
View File

@ -89,7 +89,7 @@ void serial_set_frequency(SerialState *s, uint32_t frequency);
/* legacy pre qom */
SerialState *serial_init(int base, qemu_irq irq, int baudbase,
CharDriverState *chr);
CharDriverState *chr, MemoryRegion *system_io);
SerialState *serial_mm_init(MemoryRegion *address_space,
hwaddr base, int it_shift,
qemu_irq irq, int baudbase,