94 	if (task->t.buf_len < utask->buf_len ||  in uvesafb_cn_callback()
103 	memcpy(&task->t, utask, sizeof(*utask));  in uvesafb_cn_callback()
105 	if (task->t.buf_len && task->buf)  in uvesafb_cn_callback()
106 		memcpy(task->buf, utask + 1, task->t.buf_len);  in uvesafb_cn_callback()
149 	int len = sizeof(task->t) + task->t.buf_len;  in uvesafb_exec()
173 	memcpy(m + 1, &task->t, sizeof(task->t));  in uvesafb_exec()
176 	memcpy((u8 *)(m + 1) + sizeof(task->t), task->buf, task->t.buf_len);  in uvesafb_exec()
216 	if (!err && !(task->t.flags & TF_EXIT))  in uvesafb_exec()
371 	task->t.regs.eax = 0x4f04;  in uvesafb_vbe_state_save()
372 	task->t.regs.ecx = 0x000f;  in uvesafb_vbe_state_save()
373 	task->t.regs.edx = 0x0001;  in uvesafb_vbe_state_save()
374 	task->t.flags = TF_BUF_RET | TF_BUF_ESBX;  in uvesafb_vbe_state_save()
375 	task->t.buf_len = par->vbe_state_size;  in uvesafb_vbe_state_save()
379 	if (err || (task->t.regs.eax & 0xffff) != 0x004f) {  in uvesafb_vbe_state_save()
381 			task->t.regs.eax, err);  in uvesafb_vbe_state_save()
402 	task->t.regs.eax = 0x4f04;  in uvesafb_vbe_state_restore()
403 	task->t.regs.ecx = 0x000f;  in uvesafb_vbe_state_restore()
404 	task->t.regs.edx = 0x0002;  in uvesafb_vbe_state_restore()
405 	task->t.buf_len = par->vbe_state_size;  in uvesafb_vbe_state_restore()
406 	task->t.flags = TF_BUF_ESBX;  in uvesafb_vbe_state_restore()
410 	if (err || (task->t.regs.eax & 0xffff) != 0x004f)  in uvesafb_vbe_state_restore()
412 			task->t.regs.eax, err);  in uvesafb_vbe_state_restore()
422 	task->t.regs.eax = 0x4f00;  in uvesafb_vbe_getinfo()
423 	task->t.flags = TF_VBEIB;  in uvesafb_vbe_getinfo()
424 	task->t.buf_len = sizeof(struct vbe_ib);  in uvesafb_vbe_getinfo()
429 	if (err || (task->t.regs.eax & 0xffff) != 0x004f) {  in uvesafb_vbe_getinfo()
431 		       (u32)task->t.regs.eax, err);  in uvesafb_vbe_getinfo()
502 		task->t.regs.eax = 0x4f01;  in uvesafb_vbe_getmodes()
503 		task->t.regs.ecx = (u32) *mode;  in uvesafb_vbe_getmodes()
504 		task->t.flags = TF_BUF_RET | TF_BUF_ESDI;  in uvesafb_vbe_getmodes()
505 		task->t.buf_len = sizeof(struct vbe_mode_ib);  in uvesafb_vbe_getmodes()
509 		if (err || (task->t.regs.eax & 0xffff) != 0x004f) {  in uvesafb_vbe_getmodes()
511 				*mode, (u32)task->t.regs.eax, err);  in uvesafb_vbe_getmodes()
560 	task->t.regs.eax = 0x4f0a;  in uvesafb_vbe_getpmi()
561 	task->t.regs.ebx = 0x0;  in uvesafb_vbe_getpmi()
566 	if ((task->t.regs.eax & 0xffff) != 0x4f || task->t.regs.es < 0xc000) {  in uvesafb_vbe_getpmi()
569 		par->pmi_base = (u16 *)phys_to_virt(((u32)task->t.regs.es << 4)  in uvesafb_vbe_getpmi()
570 						+ task->t.regs.edi);  in uvesafb_vbe_getpmi()
574 			(u16)task->t.regs.es, (u16)task->t.regs.edi);  in uvesafb_vbe_getpmi()
623 	task->t.regs.eax = 0x4f15;  in uvesafb_vbe_getedid()
624 	task->t.regs.ebx = 0;  in uvesafb_vbe_getedid()
625 	task->t.regs.ecx = 0;  in uvesafb_vbe_getedid()
626 	task->t.buf_len = 0;  in uvesafb_vbe_getedid()
627 	task->t.flags = 0;  in uvesafb_vbe_getedid()
631 	if ((task->t.regs.eax & 0xffff) != 0x004f || err)  in uvesafb_vbe_getedid()
634 	if ((task->t.regs.ebx & 0x3) == 3) {  in uvesafb_vbe_getedid()
636 	} else if ((task->t.regs.ebx & 0x3) == 2) {  in uvesafb_vbe_getedid()
638 	} else if ((task->t.regs.ebx & 0x3) == 1) {  in uvesafb_vbe_getedid()
645 	task->t.regs.eax = 0x4f15;  in uvesafb_vbe_getedid()
646 	task->t.regs.ebx = 1;  in uvesafb_vbe_getedid()
647 	task->t.regs.ecx = task->t.regs.edx = 0;  in uvesafb_vbe_getedid()
648 	task->t.flags = TF_BUF_RET | TF_BUF_ESDI;  in uvesafb_vbe_getedid()
649 	task->t.buf_len = EDID_LENGTH;  in uvesafb_vbe_getedid()
656 	if ((task->t.regs.eax & 0xffff) == 0x004f && !err) {  in uvesafb_vbe_getedid()
766 	task->t.regs.eax = 0x4f04;  in uvesafb_vbe_getstatesize()
767 	task->t.regs.ecx = 0x000f;  in uvesafb_vbe_getstatesize()
768 	task->t.regs.edx = 0x0000;  in uvesafb_vbe_getstatesize()
769 	task->t.flags = 0;  in uvesafb_vbe_getstatesize()
773 	if (err || (task->t.regs.eax & 0xffff) != 0x004f) {  in uvesafb_vbe_getstatesize()
775 			task->t.regs.eax, err);  in uvesafb_vbe_getstatesize()
780 	par->vbe_state_size = 64 * (task->t.regs.ebx & 0xffff);  in uvesafb_vbe_getstatesize()
972 		task->t.regs.eax = 0x4f09;  in uvesafb_setpalette()
973 		task->t.regs.ebx = 0x0;  in uvesafb_setpalette()
974 		task->t.regs.ecx = count;  in uvesafb_setpalette()
975 		task->t.regs.edx = start;  in uvesafb_setpalette()
976 		task->t.flags = TF_BUF_ESDI;  in uvesafb_setpalette()
977 		task->t.buf_len = sizeof(struct uvesafb_pal_entry) * count;  in uvesafb_setpalette()
981 		if ((task->t.regs.eax & 0xffff) != 0x004f)  in uvesafb_setpalette()
1142 		task->t.regs.eax = 0x4f10;  in uvesafb_blank()
1145 			task->t.regs.ebx = 0x0001;  in uvesafb_blank()
1148 			task->t.regs.ebx = 0x0101;	/* standby */  in uvesafb_blank()
1151 			task->t.regs.ebx = 0x0401;	/* powerdown */  in uvesafb_blank()
1158 		if (err || (task->t.regs.eax & 0xffff) != 0x004f)  in uvesafb_blank()
1202 	task->t.regs.eax = 0x0003;  in uvesafb_release()
1239 	task->t.regs.eax = 0x4f02;  in uvesafb_set_par()
1240 	task->t.regs.ebx = mode->mode_id | 0x4000;	/* use LFB */  in uvesafb_set_par()
1244 		task->t.regs.ebx |= 0x0800;		/* use CRTC data */  in uvesafb_set_par()
1245 		task->t.flags = TF_BUF_ESDI;  in uvesafb_set_par()
1276 	task->t.buf_len = sizeof(struct vbe_crtc_ib);  in uvesafb_set_par()
1280 	if (err || (task->t.regs.eax & 0xffff) != 0x004f) {  in uvesafb_set_par()
1287 				task->t.regs.eax, err);  in uvesafb_set_par()
1295 			       task->t.regs.eax, err);  in uvesafb_set_par()
1306 		task->t.regs.eax = 0x4f08;  in uvesafb_set_par()
1307 		task->t.regs.ebx = 0x0800;  in uvesafb_set_par()
1310 		if (err || (task->t.regs.eax & 0xffff) != 0x004f ||  in uvesafb_set_par()
1311 		    ((task->t.regs.ebx & 0xff00) >> 8) != 8) {  in uvesafb_set_par()
1925 			task->t.flags = TF_EXIT;  in uvesafb_exit()