static void
vbe_104f08(struct bregs *regs)
{
- debug_stub(regs);
- regs->ax = 0x0100;
+ struct vgamode_s *vmode_g = get_current_mode();
+ if (! vmode_g)
+ goto fail;
+ u8 memmodel = GET_GLOBAL(vmode_g->memmodel);
+ if (memmodel == MM_DIRECT || memmodel == MM_YUV) {
+ regs->ax = 0x034f;
+ return;
+ }
+ if (regs->bl > 1)
+ goto fail;
+ if (regs->bl == 0) {
+ int ret = vgahw_set_dacformat(vmode_g, regs->bh);
+ if (ret < 0)
+ goto fail;
+ }
+ int ret = vgahw_get_dacformat(vmode_g);
+ if (ret < 0)
+ goto fail;
+ regs->bh = ret;
+ regs->ax = 0x004f;
+ return;
+fail:
+ regs->ax = 0x014f;
}
static void