From 2a3138ab15b4abce551dcfd78c64314553b3418d Mon Sep 17 00:00:00 2001
From: Juan Quintela <quintela@redhat.com>
Date: Wed, 14 Oct 2009 14:10:11 +0200
Subject: [PATCH] vga: create is_vbe_vmstate field

Signed-off-by: Juan Quintela <quintela@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
---
 hw/vga.c     | 17 ++++++++++-------
 hw/vga_int.h |  1 +
 2 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/hw/vga.c b/hw/vga.c
index 6cbd3d3a52..99edf25567 100644
--- a/hw/vga.c
+++ b/hw/vga.c
@@ -2159,23 +2159,21 @@ void vga_common_save(QEMUFile *f, void *opaque)
     qemu_put_buffer(f, s->palette, 768);
 
     qemu_put_be32(f, s->bank_offset);
+    qemu_put_byte(f, s->is_vbe_vmstate);
 #ifdef CONFIG_BOCHS_VBE
-    qemu_put_byte(f, 1);
     qemu_put_be16s(f, &s->vbe_index);
     for(i = 0; i < VBE_DISPI_INDEX_NB; i++)
         qemu_put_be16s(f, &s->vbe_regs[i]);
     qemu_put_be32s(f, &s->vbe_start_addr);
     qemu_put_be32s(f, &s->vbe_line_offset);
     qemu_put_be32s(f, &s->vbe_bank_mask);
-#else
-    qemu_put_byte(f, 0);
 #endif
 }
 
 int vga_common_load(QEMUFile *f, void *opaque, int version_id)
 {
     VGACommonState *s = opaque;
-    int is_vbe, i;
+    int i;
 
     if (version_id > 2)
         return -EINVAL;
@@ -2203,9 +2201,9 @@ int vga_common_load(QEMUFile *f, void *opaque, int version_id)
     qemu_get_buffer(f, s->palette, 768);
 
     s->bank_offset=qemu_get_be32(f);
-    is_vbe = qemu_get_byte(f);
+    s->is_vbe_vmstate = qemu_get_byte(f);
 #ifdef CONFIG_BOCHS_VBE
-    if (!is_vbe)
+    if (!s->is_vbe_vmstate)
         return -EINVAL;
     qemu_get_be16s(f, &s->vbe_index);
     for(i = 0; i < VBE_DISPI_INDEX_NB; i++)
@@ -2214,7 +2212,7 @@ int vga_common_load(QEMUFile *f, void *opaque, int version_id)
     qemu_get_be32s(f, &s->vbe_line_offset);
     qemu_get_be32s(f, &s->vbe_bank_mask);
 #else
-    if (is_vbe)
+    if (s->is_vbe_vmstate)
         return -EINVAL;
 #endif
 
@@ -2250,6 +2248,11 @@ void vga_common_init(VGACommonState *s, int vga_ram_size)
         expand4to8[i] = v;
     }
 
+#ifdef CONFIG_BOCHS_VBE
+    s->is_vbe_vmstate = 1;
+#else
+    s->is_vbe_vmstate = 0;
+#endif
     s->vram_offset = qemu_ram_alloc(vga_ram_size);
     s->vram_ptr = qemu_get_ram_ptr(s->vram_offset);
     s->vram_size = vga_ram_size;
diff --git a/hw/vga_int.h b/hw/vga_int.h
index c162c07103..4d5232f90f 100644
--- a/hw/vga_int.h
+++ b/hw/vga_int.h
@@ -176,6 +176,7 @@ typedef struct VGACommonState {
     vga_retrace_fn retrace;
     vga_update_retrace_info_fn update_retrace_info;
     union vga_retrace retrace_info;
+    uint8_t is_vbe_vmstate;
 } VGACommonState;
 
 static inline int c6_to_8(int v)