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Diffstat (limited to 'hw/ide/macio.c')
-rw-r--r--hw/ide/macio.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/hw/ide/macio.c b/hw/ide/macio.c
index 8d42b5c2bb..126549dcdc 100644
--- a/hw/ide/macio.c
+++ b/hw/ide/macio.c
@@ -359,11 +359,50 @@ static void macio_ide_reset(DeviceState *dev)
ide_bus_reset(&d->bus);
}
+static int ide_nop(IDEDMA *dma)
+{
+ return 0;
+}
+
+static int ide_nop_int(IDEDMA *dma, int x)
+{
+ return 0;
+}
+
+static void ide_nop_restart(void *opaque, int x, RunState y)
+{
+}
+
+static void ide_dbdma_start(IDEDMA *dma, IDEState *s,
+ BlockDriverCompletionFunc *cb)
+{
+ MACIOIDEState *m = container_of(dma, MACIOIDEState, dma);
+
+ MACIO_DPRINTF("\n");
+ DBDMA_kick(m->dbdma);
+}
+
+static const IDEDMAOps dbdma_ops = {
+ .start_dma = ide_dbdma_start,
+ .start_transfer = ide_nop,
+ .prepare_buf = ide_nop_int,
+ .rw_buf = ide_nop_int,
+ .set_unit = ide_nop_int,
+ .add_status = ide_nop_int,
+ .set_inactive = ide_nop,
+ .restart_cb = ide_nop_restart,
+ .reset = ide_nop,
+};
+
static void macio_ide_realizefn(DeviceState *dev, Error **errp)
{
MACIOIDEState *s = MACIO_IDE(dev);
ide_init2(&s->bus, s->irq);
+
+ /* Register DMA callbacks */
+ s->dma.ops = &dbdma_ops;
+ s->bus.dma = &s->dma;
}
static void macio_ide_initfn(Object *obj)
@@ -414,6 +453,7 @@ void macio_ide_init_drives(MACIOIDEState *s, DriveInfo **hd_table)
void macio_ide_register_dma(MACIOIDEState *s, void *dbdma, int channel)
{
+ s->dbdma = dbdma;
DBDMA_register_channel(dbdma, channel, s->dma_irq,
pmac_ide_transfer, pmac_ide_flush, s);
}