Sparc32: convert sparc32_dma to qdev

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

hw/sparc32_dma.c

@@ -21,9 +21,11 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+
 #include "hw.h"
 #include "sparc32_dma.h"
 #include "sun4m.h"
+#include "sysbus.h"
 
 /* debug DMA */
 //#define DEBUG_DMA
@@ -60,6 +62,7 @@
 typedef struct DMAState DMAState;
 
 struct DMAState {
+    SysBusDevice busdev;
     uint32_t dmaregs[DMA_REGS];
     qemu_irq irq;
     void *iommu;
@@ -242,24 +245,56 @@ static int dma_load(QEMUFile *f, void *opaque, int version_id)
 }
 
 void *sparc32_dma_init(target_phys_addr_t daddr, qemu_irq parent_irq,
-                       void *iommu, qemu_irq **dev_irq, qemu_irq **reset)
+                       void *iommu, qemu_irq *dev_irq, qemu_irq **reset)
 {
-    DMAState *s;
-    int dma_io_memory;
+    DeviceState *dev;
+    SysBusDevice *s;
+    DMAState *d;
+
+    dev = qdev_create(NULL, "sparc32_dma");
+    qdev_set_prop_ptr(dev, "iommu_opaque", iommu);
+    qdev_init(dev);
+    s = sysbus_from_qdev(dev);
+    sysbus_connect_irq(s, 0, parent_irq);
+    *dev_irq = qdev_get_gpio_in(dev, 0);
+    sysbus_mmio_map(s, 0, daddr);
+
+    d = FROM_SYSBUS(DMAState, s);
+    *reset = &d->dev_reset;
+
+    return d;
+}
 
-    s = qemu_mallocz(sizeof(DMAState));
+static void sparc32_dma_init1(SysBusDevice *dev)
+{
+    DMAState *s = FROM_SYSBUS(DMAState, dev);
+    int dma_io_memory;
 
-    s->irq = parent_irq;
-    s->iommu = iommu;
+    sysbus_init_irq(dev, &s->irq);
+    s->iommu = qdev_get_prop_ptr(&dev->qdev, "iommu_opaque");
 
     dma_io_memory = cpu_register_io_memory(dma_mem_read, dma_mem_write, s);
-    cpu_register_physical_memory(daddr, DMA_SIZE, dma_io_memory);
+    sysbus_init_mmio(dev, DMA_SIZE, dma_io_memory);
 
-    register_savevm("sparc32_dma", daddr, 2, dma_save, dma_load, s);
+    register_savevm("sparc32_dma", -1, 2, dma_save, dma_load, s);
     qemu_register_reset(dma_reset, s);
-    *dev_irq = qemu_allocate_irqs(dma_set_irq, s, 1);
 
-    *reset = &s->dev_reset;
+    qdev_init_gpio_in(&dev->qdev, dma_set_irq, 1);
+}
 
-    return s;
+static SysBusDeviceInfo sparc32_dma_info = {
+    .init = sparc32_dma_init1,
+    .qdev.name  = "sparc32_dma",
+    .qdev.size  = sizeof(DMAState),
+    .qdev.props = (DevicePropList[]) {
+        {.name = "iommu_opaque", .type = PROP_TYPE_PTR},
+        {.name = NULL}
+    }
+};
+
+static void sparc32_dma_register_devices(void)
+{
+    sysbus_register_withprop(&sparc32_dma_info);
 }
+
+device_init(sparc32_dma_register_devices)

hw/sparc32_dma.h

@@ -3,7 +3,7 @@
 
 /* sparc32_dma.c */
 void *sparc32_dma_init(target_phys_addr_t daddr, qemu_irq parent_irq,
-                       void *iommu, qemu_irq **dev_irq, qemu_irq **reset);
+                       void *iommu, qemu_irq *dev_irq, qemu_irq **reset);
 void ledma_memory_read(void *opaque, target_phys_addr_t addr,
                        uint8_t *buf, int len, int do_bswap);
 void ledma_memory_write(void *opaque, target_phys_addr_t addr,

hw/sun4m.c

@@ -433,7 +433,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
     unsigned int i;
     void *iommu, *espdma, *ledma, *nvram;
     qemu_irq *cpu_irqs[MAX_CPUS], *slavio_irq, *slavio_cpu_irq,
-        *espdma_irq, *ledma_irq;
+        espdma_irq, ledma_irq;
     qemu_irq *esp_reset, *le_reset;
     qemu_irq fdc_tc;
     qemu_irq *cpu_halt;
@@ -537,7 +537,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
     tcx_init(hwdef->tcx_base, hwdef->vram_size, graphic_width, graphic_height,
              graphic_depth);
 
-    lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq, le_reset);
+    lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq, le_reset);
 
     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0,
                         hwdef->nvram_size, 8);
@@ -578,7 +578,7 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
 
     esp_init(hwdef->esp_base, 2,
              espdma_memory_read, espdma_memory_write,
-             espdma, *espdma_irq, esp_reset);
+             espdma, espdma_irq, esp_reset);
 
     if (hwdef->cs_base)
         cs_init(hwdef->cs_base, hwdef->cs_irq, slavio_intctl);
@@ -1223,7 +1223,7 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
     unsigned int i;
     void *iounits[MAX_IOUNITS], *espdma, *ledma, *nvram, *sbi;
     qemu_irq *cpu_irqs[MAX_CPUS], *sbi_irq, *sbi_cpu_irq,
-        *espdma_irq, *ledma_irq;
+        espdma_irq, ledma_irq;
     qemu_irq *esp_reset, *le_reset;
     ram_addr_t ram_offset, prom_offset;
     unsigned long kernel_size;
@@ -1315,7 +1315,7 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
     tcx_init(hwdef->tcx_base, hwdef->vram_size, graphic_width, graphic_height,
              graphic_depth);
 
-    lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq, le_reset);
+    lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq, le_reset);
 
     nvram = m48t59_init(sbi_irq[0], hwdef->nvram_base, 0,
                         hwdef->nvram_size, 8);
@@ -1337,7 +1337,7 @@ static void sun4d_hw_init(const struct sun4d_hwdef *hwdef, ram_addr_t RAM_size,
 
     esp_init(hwdef->esp_base, 2,
              espdma_memory_read, espdma_memory_write,
-             espdma, *espdma_irq, esp_reset);
+             espdma, espdma_irq, esp_reset);
 
     kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
                                     RAM_size);
@@ -1443,7 +1443,7 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
 {
     CPUState *env;
     void *iommu, *espdma, *ledma, *nvram;
-    qemu_irq *cpu_irqs, *slavio_irq, *espdma_irq, *ledma_irq;
+    qemu_irq *cpu_irqs, *slavio_irq, espdma_irq, ledma_irq;
     qemu_irq *esp_reset, *le_reset;
     qemu_irq fdc_tc;
     ram_addr_t ram_offset, prom_offset;
@@ -1528,7 +1528,7 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
     tcx_init(hwdef->tcx_base, hwdef->vram_size, graphic_width, graphic_height,
              graphic_depth);
 
-    lance_init(&nd_table[0], hwdef->le_base, ledma, *ledma_irq, le_reset);
+    lance_init(&nd_table[0], hwdef->le_base, ledma, ledma_irq, le_reset);
 
     nvram = m48t59_init(slavio_irq[0], hwdef->nvram_base, 0,
                         hwdef->nvram_size, 2);
@@ -1562,7 +1562,7 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
 
     esp_init(hwdef->esp_base, 2,
              espdma_memory_read, espdma_memory_write,
-             espdma, *espdma_irq, esp_reset);
+             espdma, espdma_irq, esp_reset);
 
     kernel_size = sun4m_load_kernel(kernel_filename, initrd_filename,
                                     RAM_size);