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Diffstat (limited to 'hw/slavio_misc.c')
-rw-r--r--hw/slavio_misc.c31
1 files changed, 15 insertions, 16 deletions
diff --git a/hw/slavio_misc.c b/hw/slavio_misc.c
index 7d427f7df8..7b98f119f6 100644
--- a/hw/slavio_misc.c
+++ b/hw/slavio_misc.c
@@ -36,6 +36,7 @@
typedef struct MiscState {
SysBusDevice busdev;
+ MemoryRegion cfg_iomem;
qemu_irq irq;
qemu_irq fdc_tc;
uint32_t dummy;
@@ -101,7 +102,7 @@ static void slavio_set_power_fail(void *opaque, int irq, int power_failing)
}
static void slavio_cfg_mem_writeb(void *opaque, target_phys_addr_t addr,
- uint32_t val)
+ uint64_t val, unsigned size)
{
MiscState *s = opaque;
@@ -110,7 +111,8 @@ static void slavio_cfg_mem_writeb(void *opaque, target_phys_addr_t addr,
slavio_misc_update_irq(s);
}
-static uint32_t slavio_cfg_mem_readb(void *opaque, target_phys_addr_t addr)
+static uint64_t slavio_cfg_mem_readb(void *opaque, target_phys_addr_t addr,
+ unsigned size)
{
MiscState *s = opaque;
uint32_t ret = 0;
@@ -120,16 +122,14 @@ static uint32_t slavio_cfg_mem_readb(void *opaque, target_phys_addr_t addr)
return ret;
}
-static CPUReadMemoryFunc * const slavio_cfg_mem_read[3] = {
- slavio_cfg_mem_readb,
- NULL,
- NULL,
-};
-
-static CPUWriteMemoryFunc * const slavio_cfg_mem_write[3] = {
- slavio_cfg_mem_writeb,
- NULL,
- NULL,
+static const MemoryRegionOps slavio_cfg_mem_ops = {
+ .read = slavio_cfg_mem_readb,
+ .write = slavio_cfg_mem_writeb,
+ .endianness = DEVICE_NATIVE_ENDIAN,
+ .valid = {
+ .min_access_size = 1,
+ .max_access_size = 1,
+ },
};
static void slavio_diag_mem_writeb(void *opaque, target_phys_addr_t addr,
@@ -428,10 +428,9 @@ static int slavio_misc_init1(SysBusDevice *dev)
/* 8 bit registers */
/* Slavio control */
- io = cpu_register_io_memory(slavio_cfg_mem_read,
- slavio_cfg_mem_write, s,
- DEVICE_NATIVE_ENDIAN);
- sysbus_init_mmio(dev, MISC_SIZE, io);
+ memory_region_init_io(&s->cfg_iomem, &slavio_cfg_mem_ops, s,
+ "configuration", MISC_SIZE);
+ sysbus_init_mmio_region(dev, &s->cfg_iomem);
/* Diagnostics */
io = cpu_register_io_memory(slavio_diag_mem_read,