commit 82ec0ee7bed3280952cab897810c2fe00b0abff2
Author: Paul Brook <paul@codesourcery.com>
Date:   Mon May 4 17:13:11 2009 +0100

    qdev scsi bus infrastructure
    
    Signed-off-by: Paul Brook <paul@codesourcery.com>

diff --git a/hw/qdev.c b/hw/qdev.c
index 868ba75..7874049 100644
--- a/hw/qdev.c
+++ b/hw/qdev.c
@@ -309,3 +309,21 @@ BlockDriverState *qdev_init_bdrv(DeviceState *dev, BlockInterfaceType type)
     }
     return drives_table[index].bdrv;
 }
+
+static int next_scsi_bus;
+
+/* Create a scsi bus, and attach devices to it.  */
+void qdev_init_scsi(DeviceState *dev, SCSIAttachFn attach)
+{
+   int bus = next_scsi_bus++;
+   int unit;
+   int index;
+
+   for (unit = 0; unit < MAX_SCSI_DEVS; unit++) {
+       index = drive_get_index(IF_SCSI, bus, unit);
+       if (index == -1) {
+           continue;
+       }
+       attach(dev, drives_table[index].bdrv, unit);
+   }
+}
diff --git a/hw/qdev.h b/hw/qdev.h
index 08b2713..79eb22f 100644
--- a/hw/qdev.h
+++ b/hw/qdev.h
@@ -54,6 +54,7 @@ qemu_irq qdev_get_irq_sink(DeviceState *dev, int n);
 /*** Device API.  ***/
 
 typedef void (*qdev_initfn)(DeviceState *dev, void *opaque);
+typedef void (*SCSIAttachFn)(void *opaque, BlockDriverState *bdrv, int unit);
 
 DeviceType *qdev_register(const char *name, int size, qdev_initfn init,
                           void *opaque);
@@ -65,6 +66,7 @@ void qdev_init_mmio_cb(DeviceState *dev, target_phys_addr_t size,
 void qdev_init_irq(DeviceState *dev, qemu_irq *p);
 void qdev_pass_irq(DeviceState *dev, DeviceState *target);
 void qdev_init_irq_sink(DeviceState *dev, qemu_irq_handler handler, int nirq);
+void qdev_init_scsi(DeviceState *dev, SCSIAttachFn attach);
 
 CharDriverState *qdev_init_chardev(DeviceState *dev);