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[Qemu-devel] [4767] Add VM save/load support
From: |
malc |
Subject: |
[Qemu-devel] [4767] Add VM save/load support |
Date: |
Sat, 21 Jun 2008 17:14:54 +0000 |
Revision: 4767
http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=4767
Author: malc
Date: 2008-06-21 17:14:54 +0000 (Sat, 21 Jun 2008)
Log Message:
-----------
Add VM save/load support
Modified Paths:
--------------
trunk/hw/gus.c
Modified: trunk/hw/gus.c
===================================================================
--- trunk/hw/gus.c 2008-06-21 17:14:50 UTC (rev 4766)
+++ trunk/hw/gus.c 2008-06-21 17:14:54 UTC (rev 4767)
@@ -220,6 +220,40 @@
return dma_len;
}
+static void GUS_save (QEMUFile *f, void *opaque)
+{
+ int32_t val;
+ GUSState *s = opaque;
+
+ val = s->freq; qemu_put_be32s (f, &val);
+ val = s->pos; qemu_put_be32s (f, &val);
+ val = s->left; qemu_put_be32s (f, &val);
+ val = s->shift; qemu_put_be32s (f, &val);
+ val = s->irqs; qemu_put_be32s (f, &val);
+ val = s->samples; qemu_put_be32s (f, &val);
+ qemu_put_be64s (f, &s->last_ticks);
+ qemu_put_buffer (f, s->himem, sizeof (s->himem));
+}
+
+static int GUS_load (QEMUFile *f, void *opaque, int version_id)
+{
+ int32_t val;
+ GUSState *s = opaque;
+
+ if (version_id != 1)
+ return -EINVAL;
+
+ qemu_get_be32s (f, &val); s->freq = val;
+ qemu_get_be32s (f, &val); s->pos = val;
+ qemu_get_be32s (f, &val); s->left = val;
+ qemu_get_be32s (f, &val); s->shift = val;
+ qemu_get_be32s (f, &val); s->irqs = val;
+ qemu_get_be32s (f, &val); s->samples = val;
+ qemu_get_be64s (f, &s->last_ticks);
+ qemu_get_buffer (f, s->himem, sizeof (s->himem));
+ return 0;
+}
+
int GUS_init (AudioState *audio, qemu_irq *pic)
{
GUSState *s;
@@ -296,5 +330,7 @@
s->pic = pic;
AUD_set_active_out (s->voice, 1);
+
+ register_savevm ("gus", 0, 1, GUS_save, GUS_load, s);
return 0;
}
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