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Add cirrus reset handler

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The vga reset handler overwrites some cirrus registers, causing reboots
to corrupt cirrus state to the point that guests can only bring up 640x480
resolutions.

Fix by adding a dedicated cirrus reset handler (which calls the common vga
handler).

Signed-off-by: Avi Kivity <avi@redhat.com>


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6191 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2009-01-05 17:37:06 +00:00
parent 785f451b62
commit 4abc796d41
3 changed files with 66 additions and 53 deletions
Download patch file Download diff file Expand all files Collapse all files

4
hw/vga.c
View file

@ -1839,7 +1839,7 @@ static void vga_invalidate_display(void *opaque)
s->last_height = -1;
}
static void vga_reset(void *opaque)
void vga_reset(void *opaque)
{
VGAState *s = (VGAState *) opaque;
@ -2277,7 +2277,6 @@ void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
s->update_retrace_info = vga_precise_update_retrace_info;
break;
}
qemu_register_reset(vga_reset, s);
vga_reset(s);
}
@ -2286,6 +2285,7 @@ void vga_init(VGAState *s)
{
int vga_io_memory;
qemu_register_reset(vga_reset, s);
register_savevm("vga", 0, 2, vga_save, vga_load, s);
register_ioport_write(0x3c0, 16, 1, vga_ioport_write, s);