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es1370: convert PIO to new memory api read/write 

Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Alexander Graf 2012-10-08 13:09:44 +02:00
parent df6db5b32a
commit f3726fd78d
1 changed files with 36 additions and 10 deletions
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46
hw/es1370.c
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@ -908,18 +908,44 @@ static void es1370_adc_callback (void *opaque, int avail)
es1370_run_channel (s, ADC_CHANNEL, avail); es1370_run_channel (s, ADC_CHANNEL, avail);
} }
static const MemoryRegionPortio es1370_portio[] = { static uint64_t es1370_read(void *opaque, hwaddr addr,
{ 0, 0x40 * 4, 1, .write = es1370_writeb, }, unsigned size)
{ 0, 0x40 * 2, 2, .write = es1370_writew, }, {
{ 0, 0x40, 4, .write = es1370_writel, }, switch (size) {
{ 0, 0x40 * 4, 1, .read = es1370_readb, }, case 1:
{ 0, 0x40 * 2, 2, .read = es1370_readw, }, return es1370_readb(opaque, addr);
{ 0, 0x40, 4, .read = es1370_readl, }, case 2:
PORTIO_END_OF_LIST () return es1370_readw(opaque, addr);
}; case 4:
return es1370_readl(opaque, addr);
default:
return -1;
}
}
static void es1370_write(void *opaque, hwaddr addr, uint64_t val,
unsigned size)
{
switch (size) {
case 1:
es1370_writeb(opaque, addr, val);
break;
case 2:
es1370_writew(opaque, addr, val);
break;
case 4:
es1370_writel(opaque, addr, val);
break;
}
}
static const MemoryRegionOps es1370_io_ops = { static const MemoryRegionOps es1370_io_ops = {
.old_portio = es1370_portio, .read = es1370_read,
.write = es1370_write,
.impl = {
.min_access_size = 1,
.max_access_size = 4,
},
.endianness = DEVICE_LITTLE_ENDIAN, .endianness = DEVICE_LITTLE_ENDIAN,
}; };