aboutsummaryrefslogtreecommitdiff
path: root/hw/char
diff options
context:
space:
mode:
Diffstat (limited to 'hw/char')
-rw-r--r--hw/char/parallel.c50
1 files changed, 11 insertions, 39 deletions
diff --git a/hw/char/parallel.c b/hw/char/parallel.c
index 1542d62201..35748e6c1b 100644
--- a/hw/char/parallel.c
+++ b/hw/char/parallel.c
@@ -554,56 +554,28 @@ static void parallel_isa_realizefn(DeviceState *dev, Error **errp)
}
/* Memory mapped interface */
-static uint32_t parallel_mm_readb (void *opaque, hwaddr addr)
+static uint64_t parallel_mm_readfn(void *opaque, hwaddr addr, unsigned size)
{
ParallelState *s = opaque;
- return parallel_ioport_read_sw(s, addr >> s->it_shift) & 0xFF;
+ return parallel_ioport_read_sw(s, addr >> s->it_shift) &
+ MAKE_64BIT_MASK(0, size * 8);
}
-static void parallel_mm_writeb (void *opaque,
- hwaddr addr, uint32_t value)
+static void parallel_mm_writefn(void *opaque, hwaddr addr,
+ uint64_t value, unsigned size)
{
ParallelState *s = opaque;
- parallel_ioport_write_sw(s, addr >> s->it_shift, value & 0xFF);
-}
-
-static uint32_t parallel_mm_readw (void *opaque, hwaddr addr)
-{
- ParallelState *s = opaque;
-
- return parallel_ioport_read_sw(s, addr >> s->it_shift) & 0xFFFF;
-}
-
-static void parallel_mm_writew (void *opaque,
- hwaddr addr, uint32_t value)
-{
- ParallelState *s = opaque;
-
- parallel_ioport_write_sw(s, addr >> s->it_shift, value & 0xFFFF);
-}
-
-static uint32_t parallel_mm_readl (void *opaque, hwaddr addr)
-{
- ParallelState *s = opaque;
-
- return parallel_ioport_read_sw(s, addr >> s->it_shift);
-}
-
-static void parallel_mm_writel (void *opaque,
- hwaddr addr, uint32_t value)
-{
- ParallelState *s = opaque;
-
- parallel_ioport_write_sw(s, addr >> s->it_shift, value);
+ parallel_ioport_write_sw(s, addr >> s->it_shift,
+ value & MAKE_64BIT_MASK(0, size * 8));
}
static const MemoryRegionOps parallel_mm_ops = {
- .old_mmio = {
- .read = { parallel_mm_readb, parallel_mm_readw, parallel_mm_readl },
- .write = { parallel_mm_writeb, parallel_mm_writew, parallel_mm_writel },
- },
+ .read = parallel_mm_readfn,
+ .write = parallel_mm_writefn,
+ .valid.min_access_size = 1,
+ .valid.max_access_size = 4,
.endianness = DEVICE_NATIVE_ENDIAN,
};