haraldwolff/qemu-patch-raspberry4
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load/save state support

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@992 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-07-10 13:41:46 +00:00
parent 675376f2b4
commit 2c6ab8329e
1 changed files with 91 additions and 0 deletions
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91
hw/cirrus_vga.c
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@ -2753,6 +2753,95 @@ static CPUWriteMemoryFunc *cirrus_mmio_write[3] = {
cirrus_mmio_writel,
};
/* load/save state */
static void cirrus_vga_save(QEMUFile *f, void *opaque)
{
CirrusVGAState *s = opaque;
qemu_put_be32s(f, &s->latch);
qemu_put_8s(f, &s->sr_index);
qemu_put_buffer(f, s->sr, 256);
qemu_put_8s(f, &s->gr_index);
qemu_put_8s(f, &s->cirrus_shadow_gr0);
qemu_put_8s(f, &s->cirrus_shadow_gr1);
qemu_put_buffer(f, s->gr + 2, 254);
qemu_put_8s(f, &s->ar_index);
qemu_put_buffer(f, s->ar, 21);
qemu_put_be32s(f, &s->ar_flip_flop);
qemu_put_8s(f, &s->cr_index);
qemu_put_buffer(f, s->cr, 256);
qemu_put_8s(f, &s->msr);
qemu_put_8s(f, &s->fcr);
qemu_put_8s(f, &s->st00);
qemu_put_8s(f, &s->st01);
qemu_put_8s(f, &s->dac_state);
qemu_put_8s(f, &s->dac_sub_index);
qemu_put_8s(f, &s->dac_read_index);
qemu_put_8s(f, &s->dac_write_index);
qemu_put_buffer(f, s->dac_cache, 3);
qemu_put_buffer(f, s->palette, 768);
qemu_put_be32s(f, &s->bank_offset);
qemu_put_8s(f, &s->cirrus_hidden_dac_lockindex);
qemu_put_8s(f, &s->cirrus_hidden_dac_data);
qemu_put_be32s(f, &s->hw_cursor_x);
qemu_put_be32s(f, &s->hw_cursor_y);
/* XXX: we do not save the bitblt state - we assume we do not save
the state when the blitter is active */
}
static int cirrus_vga_load(QEMUFile *f, void *opaque, int version_id)
{
CirrusVGAState *s = opaque;
if (version_id != 1)
return -EINVAL;
qemu_get_be32s(f, &s->latch);
qemu_get_8s(f, &s->sr_index);
qemu_get_buffer(f, s->sr, 256);
qemu_get_8s(f, &s->gr_index);
qemu_get_8s(f, &s->cirrus_shadow_gr0);
qemu_get_8s(f, &s->cirrus_shadow_gr1);
s->gr[0x00] = s->cirrus_shadow_gr0 & 0x0f;
s->gr[0x01] = s->cirrus_shadow_gr1 & 0x0f;
qemu_get_buffer(f, s->gr + 2, 254);
qemu_get_8s(f, &s->ar_index);
qemu_get_buffer(f, s->ar, 21);
qemu_get_be32s(f, &s->ar_flip_flop);
qemu_get_8s(f, &s->cr_index);
qemu_get_buffer(f, s->cr, 256);
qemu_get_8s(f, &s->msr);
qemu_get_8s(f, &s->fcr);
qemu_get_8s(f, &s->st00);
qemu_get_8s(f, &s->st01);
qemu_get_8s(f, &s->dac_state);
qemu_get_8s(f, &s->dac_sub_index);
qemu_get_8s(f, &s->dac_read_index);
qemu_get_8s(f, &s->dac_write_index);
qemu_get_buffer(f, s->dac_cache, 3);
qemu_get_buffer(f, s->palette, 768);
qemu_get_be32s(f, &s->bank_offset);
qemu_get_8s(f, &s->cirrus_hidden_dac_lockindex);
qemu_get_8s(f, &s->cirrus_hidden_dac_data);
qemu_get_be32s(f, &s->hw_cursor_x);
qemu_get_be32s(f, &s->hw_cursor_y);
/* force refresh */
s->graphic_mode = -1;
cirrus_update_bank_ptr(s, 0);
cirrus_update_bank_ptr(s, 1);
return 0;
}
/***************************************
*
* initialize
@ -2862,6 +2951,8 @@ static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci)
s->get_resolution = cirrus_get_resolution;
s->cursor_invalidate = cirrus_cursor_invalidate;
s->cursor_draw_line = cirrus_cursor_draw_line;
register_savevm("cirrus_vga", 0, 1, cirrus_vga_save, cirrus_vga_load, s);
}
/***************************************