Add VM save/load support
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4767 c046a42c-6fe2-441c-8c8c-71466251a162
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279a65442e
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hw/gus.c
36
hw/gus.c
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@ -220,6 +220,40 @@ int GUS_read_DMA (void *opaque, int nchan, int dma_pos, int dma_len)
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return dma_len;
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return dma_len;
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}
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}
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static void GUS_save (QEMUFile *f, void *opaque)
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{
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int32_t val;
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GUSState *s = opaque;
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val = s->freq; qemu_put_be32s (f, &val);
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val = s->pos; qemu_put_be32s (f, &val);
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val = s->left; qemu_put_be32s (f, &val);
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val = s->shift; qemu_put_be32s (f, &val);
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val = s->irqs; qemu_put_be32s (f, &val);
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val = s->samples; qemu_put_be32s (f, &val);
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qemu_put_be64s (f, &s->last_ticks);
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qemu_put_buffer (f, s->himem, sizeof (s->himem));
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}
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static int GUS_load (QEMUFile *f, void *opaque, int version_id)
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{
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int32_t val;
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GUSState *s = opaque;
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if (version_id != 1)
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return -EINVAL;
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qemu_get_be32s (f, &val); s->freq = val;
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qemu_get_be32s (f, &val); s->pos = val;
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qemu_get_be32s (f, &val); s->left = val;
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qemu_get_be32s (f, &val); s->shift = val;
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qemu_get_be32s (f, &val); s->irqs = val;
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qemu_get_be32s (f, &val); s->samples = val;
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qemu_get_be64s (f, &s->last_ticks);
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qemu_get_buffer (f, s->himem, sizeof (s->himem));
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return 0;
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}
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int GUS_init (AudioState *audio, qemu_irq *pic)
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int GUS_init (AudioState *audio, qemu_irq *pic)
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{
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{
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GUSState *s;
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GUSState *s;
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@ -296,5 +330,7 @@ int GUS_init (AudioState *audio, qemu_irq *pic)
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s->pic = pic;
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s->pic = pic;
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AUD_set_active_out (s->voice, 1);
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AUD_set_active_out (s->voice, 1);
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register_savevm ("gus", 0, 1, GUS_save, GUS_load, s);
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return 0;
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return 0;
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}
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}
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