gus: clean up MemoryRegionPortio

Remove 16-bit reads/writes, since ioport.c is able to synthesize them.
Remove the two MIDI registers (0x300 and 0x301) from gus_portio_list1,
and add the second MIDI register (0x301) to gus_portio_list2.

Tested with Second Reality.

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Paolo Bonzini 2015-03-30 13:12:32 +02:00
parent 3337d0b279
commit 54da54e543

View File

@ -71,13 +71,6 @@ IO_READ_PROTO (gus_readb)
return gus_read (&s->emu, nport, 1);
}
IO_READ_PROTO (gus_readw)
{
GUSState *s = opaque;
return gus_read (&s->emu, nport, 2);
}
IO_WRITE_PROTO (gus_writeb)
{
GUSState *s = opaque;
@ -85,13 +78,6 @@ IO_WRITE_PROTO (gus_writeb)
gus_write (&s->emu, nport, 1, val);
}
IO_WRITE_PROTO (gus_writew)
{
GUSState *s = opaque;
gus_write (&s->emu, nport, 2, val);
}
static int write_audio (GUSState *s, int samples)
{
int net = 0;
@ -236,17 +222,13 @@ static const VMStateDescription vmstate_gus = {
static const MemoryRegionPortio gus_portio_list1[] = {
{0x000, 1, 1, .write = gus_writeb },
{0x000, 1, 2, .write = gus_writew },
{0x006, 10, 1, .read = gus_readb, .write = gus_writeb },
{0x006, 10, 2, .read = gus_readw, .write = gus_writew },
{0x100, 8, 1, .read = gus_readb, .write = gus_writeb },
{0x100, 8, 2, .read = gus_readw, .write = gus_writew },
PORTIO_END_OF_LIST (),
};
static const MemoryRegionPortio gus_portio_list2[] = {
{0, 1, 1, .read = gus_readb },
{0, 1, 2, .read = gus_readw },
{0, 2, 1, .read = gus_readb },
PORTIO_END_OF_LIST (),
};