/* next write to attrc selects the index rather than data */
video_state->attrc_index_flipflop = 0;
+ memset(dest, 0x0, length);
- return notimpl_port_read(priv_data, __FUNCTION__, port, dest, length);
+ handle_port_read(priv_data, __FUNCTION__, port, dest, length, 1);
+ return length;
}
static int feat_ctrl_read(struct guest_info * core, uint16_t port, void * dest, uint_t length, void * priv_data) {
static int cga_save(struct v3_chkpt_ctx * ctx, void * private_data) {
struct video_internal * cga = (struct video_internal *)private_data;
+ v3_chkpt_save(ctx, "FRAMEBUFFER", FRAMEBUF_SIZE, cga->framebuf);
+
V3_CHKPT_STD_SAVE(ctx, cga->misc_outp_reg);
V3_CHKPT_STD_SAVE(ctx, cga->seq_index_reg);
V3_CHKPT_STD_SAVE(ctx, cga->seq_data_regs[SEQ_REG_COUNT]);
V3_CHKPT_STD_SAVE(ctx, cga->passthrough);
+ v3_chkpt_save_16(ctx, "SCREEN_OFFSET", &(cga->screen_offset));
+ v3_chkpt_save_16(ctx, "CURSOR_OFFSET", &(cga->cursor_offset));
+
return 0;
}
static int cga_load(struct v3_chkpt_ctx * ctx, void * private_data) {
struct video_internal * cga = (struct video_internal *)private_data;
+ v3_chkpt_load(ctx, "FRAMEBUFFER", FRAMEBUF_SIZE, cga->framebuf);
+
+
V3_CHKPT_STD_LOAD(ctx, cga->misc_outp_reg);
V3_CHKPT_STD_LOAD(ctx, cga->seq_index_reg);
V3_CHKPT_STD_LOAD(ctx, cga->seq_data_regs[SEQ_REG_COUNT]);
V3_CHKPT_STD_LOAD(ctx, cga->passthrough);
+ v3_chkpt_load_16(ctx, "SCREEN_OFFSET", &(cga->screen_offset));
+ v3_chkpt_load_16(ctx, "CURSOR_OFFSET", &(cga->cursor_offset));
+
+
return 0;
}