Patchwork [45/58] vmstate: port pxa2xx_dma

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Submitter Juan Quintela
Date Feb. 24, 2011, 5:57 p.m.
Message ID <0c58aab0ca75e6aca84290eb81f51f7176f725e3.1298569508.git.quintela@redhat.com>
Download mbox | patch
Permalink /patch/84471/
State New
Headers show

Comments

Juan Quintela - Feb. 24, 2011, 5:57 p.m.
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 hw/pxa2xx_dma.c |   90 ++++++++++++++++++++++---------------------------------
 1 files changed, 36 insertions(+), 54 deletions(-)

Patch

diff --git a/hw/pxa2xx_dma.c b/hw/pxa2xx_dma.c
index 6fd2282..5bed585 100644
--- a/hw/pxa2xx_dma.c
+++ b/hw/pxa2xx_dma.c
@@ -428,60 +428,42 @@  static CPUWriteMemoryFunc * const pxa2xx_dma_writefn[] = {
     pxa2xx_dma_write
 };

-static void pxa2xx_dma_save(QEMUFile *f, void *opaque)
-{
-    PXA2xxDMAState *s = (PXA2xxDMAState *) opaque;
-    int i;
-
-    qemu_put_be32(f, s->channels);
-
-    qemu_put_be32s(f, &s->stopintr);
-    qemu_put_be32s(f, &s->eorintr);
-    qemu_put_be32s(f, &s->rasintr);
-    qemu_put_be32s(f, &s->startintr);
-    qemu_put_be32s(f, &s->endintr);
-    qemu_put_be32s(f, &s->align);
-    qemu_put_be32s(f, &s->pio);
-
-    qemu_put_buffer(f, s->req, PXA2XX_DMA_NUM_REQUESTS);
-    for (i = 0; i < s->channels; i ++) {
-        qemu_put_betl(f, s->chan[i].descr);
-        qemu_put_betl(f, s->chan[i].src);
-        qemu_put_betl(f, s->chan[i].dest);
-        qemu_put_be32s(f, &s->chan[i].cmd);
-        qemu_put_be32s(f, &s->chan[i].state);
-        qemu_put_be32(f, s->chan[i].request);
-    };
-}
+static const VMStateDescription vmstate_dma_channel = {
+    .name = "PXA2xxDMAChannel",
+    .version_id = 0,
+    .minimum_version_id = 0,
+    .minimum_version_id_old = 0,
+    .fields      = (VMStateField[]) {
+        VMSTATE_UINTTL(descr, PXA2xxDMAChannel),
+        VMSTATE_UINTTL(src, PXA2xxDMAChannel),
+        VMSTATE_UINTTL(dest, PXA2xxDMAChannel),
+        VMSTATE_UINT32(cmd, PXA2xxDMAChannel),
+        VMSTATE_UINT32(state, PXA2xxDMAChannel),
+        VMSTATE_INT32(request, PXA2xxDMAChannel),
+        VMSTATE_END_OF_LIST()
+    }
+};

-static int pxa2xx_dma_load(QEMUFile *f, void *opaque, int version_id)
-{
-    PXA2xxDMAState *s = (PXA2xxDMAState *) opaque;
-    int i;
-
-    if (qemu_get_be32(f) != s->channels)
-        return -EINVAL;
-
-    qemu_get_be32s(f, &s->stopintr);
-    qemu_get_be32s(f, &s->eorintr);
-    qemu_get_be32s(f, &s->rasintr);
-    qemu_get_be32s(f, &s->startintr);
-    qemu_get_be32s(f, &s->endintr);
-    qemu_get_be32s(f, &s->align);
-    qemu_get_be32s(f, &s->pio);
-
-    qemu_get_buffer(f, s->req, PXA2XX_DMA_NUM_REQUESTS);
-    for (i = 0; i < s->channels; i ++) {
-        s->chan[i].descr = qemu_get_betl(f);
-        s->chan[i].src = qemu_get_betl(f);
-        s->chan[i].dest = qemu_get_betl(f);
-        qemu_get_be32s(f, &s->chan[i].cmd);
-        qemu_get_be32s(f, &s->chan[i].state);
-        s->chan[i].request = qemu_get_be32(f);
-    };
-
-    return 0;
-}
+static const VMStateDescription vmstate_pxa2xx_dma = {
+    .name = "pxa2xx_dma",
+    .version_id = 0,
+    .minimum_version_id = 0,
+    .minimum_version_id_old = 0,
+    .fields      = (VMStateField[]) {
+        VMSTATE_INT32(channels, PXA2xxDMAState),
+        VMSTATE_UINT32(stopintr, PXA2xxDMAState),
+        VMSTATE_UINT32(eorintr, PXA2xxDMAState),
+        VMSTATE_UINT32(rasintr, PXA2xxDMAState),
+        VMSTATE_UINT32(startintr, PXA2xxDMAState),
+        VMSTATE_UINT32(endintr, PXA2xxDMAState),
+        VMSTATE_UINT32(align, PXA2xxDMAState),
+        VMSTATE_UINT32(pio, PXA2xxDMAState),
+        VMSTATE_BUFFER(req, PXA2xxDMAState),
+        VMSTATE_STRUCT_VARRAY_INT32(chan, PXA2xxDMAState, channels, 0,
+                                    vmstate_dma_channel, PXA2xxDMAChannel),
+        VMSTATE_END_OF_LIST()
+    }
+};

 static PXA2xxDMAState *pxa2xx_dma_init(target_phys_addr_t base,
                 qemu_irq irq, int channels)
@@ -506,7 +488,7 @@  static PXA2xxDMAState *pxa2xx_dma_init(target_phys_addr_t base,
                     pxa2xx_dma_writefn, s, DEVICE_NATIVE_ENDIAN);
     cpu_register_physical_memory(base, 0x00010000, iomemtype);

-    register_savevm(NULL, "pxa2xx_dma", 0, 0, pxa2xx_dma_save, pxa2xx_dma_load, s);
+    vmstate_register(NULL, 0, &vmstate_pxa2xx_dma, s);

     return s;
 }