xilinx_axidma: convert to memory API

Signed-off-by: NAvi Kivity <avi@redhat.com>

hw/xilinx_axidma.c

@@ -91,6 +91,7 @@ struct AXIStream {
 
 struct XilinxAXIDMA {
     SysBusDevice busdev;
+    MemoryRegion iomem;
     uint32_t freqhz;
     void *dmach;
 
@@ -362,7 +363,8 @@ void axidma_push(void *opaque, unsigned char *buf, size_t len, uint32_t *app)
     stream_update_irq(s);
 }
 
-static uint32_t axidma_readl(void *opaque, target_phys_addr_t addr)
+static uint64_t axidma_read(void *opaque, target_phys_addr_t addr,
+                            unsigned size)
 {
     struct XilinxAXIDMA *d = opaque;
     struct AXIStream *s;
@@ -396,8 +398,8 @@ static uint32_t axidma_readl(void *opaque, target_phys_addr_t addr)
 
 }
 
-static void
-axidma_writel(void *opaque, target_phys_addr_t addr, uint32_t value)
+static void axidma_write(void *opaque, target_phys_addr_t addr,
+                         uint64_t value, unsigned size)
 {
     struct XilinxAXIDMA *d = opaque;
     struct AXIStream *s;
@@ -449,22 +451,15 @@ axidma_writel(void *opaque, target_phys_addr_t addr, uint32_t value)
     stream_update_irq(s);
 }
 
-static CPUReadMemoryFunc * const axidma_read[] = {
-    &axidma_readl,
-    &axidma_readl,
-    &axidma_readl,
-};
-
-static CPUWriteMemoryFunc * const axidma_write[] = {
-    &axidma_writel,
-    &axidma_writel,
-    &axidma_writel,
+static const MemoryRegionOps axidma_ops = {
+    .read = axidma_read,
+    .write = axidma_write,
+    .endianness = DEVICE_NATIVE_ENDIAN,
 };
 
 static int xilinx_axidma_init(SysBusDevice *dev)
 {
     struct XilinxAXIDMA *s = FROM_SYSBUS(typeof(*s), dev);
-    int axidma_regs;
     int i;
 
     sysbus_init_irq(dev, &s->streams[1].irq);
@@ -476,9 +471,9 @@ static int xilinx_axidma_init(SysBusDevice *dev)
 
     xlx_dma_connect_dma(s->dmach, s, axidma_push);
 
-    axidma_regs = cpu_register_io_memory(axidma_read, axidma_write, s,
-                                       DEVICE_NATIVE_ENDIAN);
-    sysbus_init_mmio(dev, R_MAX * 4 * 2, axidma_regs);
+    memory_region_init_io(&s->iomem, &axidma_ops, s,
+                          "axidma", R_MAX * 4 * 2);
+    sysbus_init_mmio_region(dev, &s->iomem);
 
     for (i = 0; i < 2; i++) {
         stream_reset(&s->streams[i]);