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cirrus_vga fix save\restore

PATCH New Stefano Stabellini 1 participant 1 message Nov 26, 2008

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Stefano Stabellini

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PATCH 1/1 cirrus_vga fix save\restore

Hi all,
this patch fixes the cirrus_vga save\restore functions to keep compatibility with older ioemu statefiles.

It should be applied to qemu-xen 3.3 as well.

Signed-off-by Stefano Stabellini <[email protected]>

---

hw/cirrus_vga.c +4 -4
diff -r 0ea6bd53cfb6 hw/cirrus_vga.c
@@ -3146,12 +3146,12 @@
 
     vga_acc = (!!s->map_addr);
     qemu_put_8s(f, &vga_acc);
+    /* XXX old versions saved rubbish here, keeping for compatibility */
+    qemu_put_be32(f, 0xffffffff);
     qemu_put_be32(f, s->lfb_addr);
     /* XXX old versions saved rubbish here, keeping for compatibility */
     qemu_put_be32(f, 0xffffffff);
     qemu_put_be32(f, s->lfb_end);
-    /* XXX old versions saved rubbish here, keeping for compatibility */
-    qemu_put_be32(f, 0xffffffff);
     qemu_put_be64s(f, &s->stolen_vram_addr);
     if (!s->stolen_vram_addr && !vga_acc)
         /* Old guest: VRAM is not mapped, we have to save it ourselves */

@@ -3208,12 +3208,12 @@
     qemu_get_be32s(f, &s->hw_cursor_y);
 
     qemu_get_8s(f, &vga_acc);
+    /* XXX throwing away 32 bits */
+    qemu_get_be32(f);
     qemu_get_be32s(f, &s->lfb_addr);
     /* XXX throwing away 32 bits */
     qemu_get_be32(f);
     qemu_get_be32s(f, &s->lfb_end);
-    /* XXX throwing away 32 bits */
-    qemu_get_be32(f);
     if (version_id >= 3) {
         qemu_get_be64s(f, &s->stolen_vram_addr);
         if (!s->stolen_vram_addr && !vga_acc) {