Sparc32: convert iommu to qdev

 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN

 * THE SOFTWARE.

 */

#include "hw.h"

#include "sun4m.h"

#include "sysbus.h"

/* debug iommu */

//#define DEBUG_IOMMU

#define IOMMU_PAGE_MASK     ~(IOMMU_PAGE_SIZE - 1)

typedef struct IOMMUState {

    SysBusDevice busdev;

    uint32_t regs[IOMMU_NREGS];

    target_phys_addr_t iostart;

    uint32_t version;

void *iommu_init(target_phys_addr_t addr, uint32_t version, qemu_irq irq)

{

    IOMMUState *s;

    int iommu_io_memory;

    DeviceState *dev;

    SysBusDevice *s;

    IOMMUState *d;

    dev = qdev_create(NULL, "iommu");

    qdev_set_prop_int(dev, "version", version);

    qdev_init(dev);

    s = sysbus_from_qdev(dev);

    sysbus_connect_irq(s, 0, irq);

    sysbus_mmio_map(s, 0, addr);

    d = FROM_SYSBUS(IOMMUState, s);

    return d;

}

static void iommu_init1(SysBusDevice *dev)

{

    IOMMUState *s = FROM_SYSBUS(IOMMUState, dev);

    int io;

    s = qemu_mallocz(sizeof(IOMMUState));

    sysbus_init_irq(dev, &s->irq);

    s->version = version;

    s->irq = irq;

    s->version = qdev_get_prop_int(&dev->qdev, "version", 0);

    iommu_io_memory = cpu_register_io_memory(iommu_mem_read,

                                             iommu_mem_write, s);

    cpu_register_physical_memory(addr, IOMMU_NREGS * 4, iommu_io_memory);

    io = cpu_register_io_memory(iommu_mem_read, iommu_mem_write, s);

    sysbus_init_mmio(dev, IOMMU_NREGS * sizeof(uint32_t), io);

    register_savevm("iommu", addr, 2, iommu_save, iommu_load, s);

    register_savevm("iommu", -1, 2, iommu_save, iommu_load, s);

    qemu_register_reset(iommu_reset, s);

    iommu_reset(s);

    return s;

}

static SysBusDeviceInfo iommu_info = {

    .init = iommu_init1,

    .qdev.name  = "iommu",

    .qdev.size  = sizeof(IOMMUState),

    .qdev.props = (DevicePropList[]) {

        {.name = "version", .type = PROP_TYPE_INT},

        {.name = NULL}

    }

};

static void iommu_register_devices(void)

{

    sysbus_register_withprop(&iommu_info);

}

device_init(iommu_register_devices)