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sparc32_dma: convert to memory API

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Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Avi Kivity 2011-11-14 11:55:27 +02:00
parent 00049a1221
commit d6c5f066ab
1 changed files with 15 additions and 16 deletions
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31
hw/sparc32_dma.c
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@ -64,6 +64,7 @@ typedef struct DMAState DMAState;
struct DMAState {
SysBusDevice busdev;
MemoryRegion iomem;
uint32_t dmaregs[DMA_REGS];
qemu_irq irq;
void *iommu;
@ -164,7 +165,8 @@ void espdma_memory_write(void *opaque, uint8_t *buf, int len)
s->dmaregs[1] += len;
}
static uint32_t dma_mem_readl(void *opaque, target_phys_addr_t addr)
static uint64_t dma_mem_read(void *opaque, target_phys_addr_t addr,
unsigned size)
{
DMAState *s = opaque;
uint32_t saddr;
@ -180,7 +182,8 @@ static uint32_t dma_mem_readl(void *opaque, target_phys_addr_t addr)
return s->dmaregs[saddr];
}
static void dma_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
static void dma_mem_write(void *opaque, target_phys_addr_t addr,
uint64_t val, unsigned size)
{
DMAState *s = opaque;
uint32_t saddr;
@ -234,16 +237,14 @@ static void dma_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val)
}
}
static CPUReadMemoryFunc * const dma_mem_read[3] = {
NULL,
NULL,
dma_mem_readl,
};
static CPUWriteMemoryFunc * const dma_mem_write[3] = {
NULL,
NULL,
dma_mem_writel,
static const MemoryRegionOps dma_mem_ops = {
.read = dma_mem_read,
.write = dma_mem_write,
.endianness = DEVICE_NATIVE_ENDIAN,
.valid = {
.min_access_size = 4,
.max_access_size = 4,
},
};
static void dma_reset(DeviceState *d)
@ -268,15 +269,13 @@ static const VMStateDescription vmstate_dma = {
static int sparc32_dma_init1(SysBusDevice *dev)
{
DMAState *s = FROM_SYSBUS(DMAState, dev);
int dma_io_memory;
int reg_size;
sysbus_init_irq(dev, &s->irq);
dma_io_memory = cpu_register_io_memory(dma_mem_read, dma_mem_write, s,
DEVICE_NATIVE_ENDIAN);
reg_size = s->is_ledma ? DMA_ETH_SIZE : DMA_SIZE;
sysbus_init_mmio(dev, reg_size, dma_io_memory);
memory_region_init_io(&s->iomem, &dma_mem_ops, s, "dma", reg_size);
sysbus_init_mmio_region(dev, &s->iomem);
qdev_init_gpio_in(&dev->qdev, dma_set_irq, 1);
qdev_init_gpio_out(&dev->qdev, s->gpio, 2);