230 static int vesa_get_origin(video_adapter_t *adp, off_t *offset);
1118 	video_adapter_t *adp;  in vesa_configure()  local
1132 	for (i = 0; (adp = vid_get_adapter(i)) != NULL; ++i) {  in vesa_configure()
1133 		if (adp->va_flags & V_ADP_VESA)  in vesa_configure()
1135 		if (adp->va_type == KD_VGA)  in vesa_configure()
1145 	if (adp == NULL) {  in vesa_configure()
1156 	vesa_adp = adp;  in vesa_configure()
1206 vesa_init(int unit, video_adapter_t *adp, int flags)  in vesa_init()  argument
1209 	return ((*prevvidsw->init)(unit, adp, flags));  in vesa_init()
1213 vesa_get_info(video_adapter_t *adp, int mode, video_info_t *info)  in vesa_get_info()  argument
1217 	if ((*prevvidsw->get_info)(adp, mode, info) == 0)  in vesa_get_info()
1220 	if (adp != vesa_adp)  in vesa_get_info()
1237 vesa_query_mode(video_adapter_t *adp, video_info_t *info)  in vesa_query_mode()  argument
1241 	if ((*prevvidsw->query_mode)(adp, info) == 0)  in vesa_query_mode()
1243 	if (adp != vesa_adp)  in vesa_query_mode()
1276 vesa_set_mode(video_adapter_t *adp, int mode)  in vesa_set_mode()  argument
1280 	if (adp != vesa_adp)  in vesa_set_mode()
1281 		return ((*prevvidsw->set_mode)(adp, mode));  in vesa_set_mode()
1283 	mode = vesa_map_gen_mode_num(adp->va_type,   in vesa_set_mode()
1284 				     adp->va_flags & V_ADP_COLOR, mode);  in vesa_set_mode()
1287 		adp->va_mode, adp->va_mode, mode, mode);  in vesa_set_mode()
1297 	if (VESA_MODE(adp->va_mode)) {  in vesa_set_mode()
1299 		    (*prevvidsw->get_info)(adp, mode, &info) == 0) {  in vesa_set_mode()
1300 			if ((adp->va_flags & V_ADP_DAC8) != 0) {  in vesa_set_mode()
1302 				adp->va_flags &= ~V_ADP_DAC8;  in vesa_set_mode()
1304 			int10_set_mode(adp->va_initial_bios_mode);  in vesa_set_mode()
1305 			if (adp->va_info.vi_flags & V_INFO_LINEAR)  in vesa_set_mode()
1306 				pmap_unmapdev((void *)adp->va_buffer,  in vesa_set_mode()
1316 	if (!VESA_MODE(mode) && (*prevvidsw->set_mode)(adp, mode) == 0)  in vesa_set_mode()
1320 	if (vesa_get_info(adp, mode, &info))  in vesa_set_mode()
1332 	if (adp->va_flags & V_ADP_DAC8) {  in vesa_set_mode()
1334 	    adp->va_flags &= ~V_ADP_DAC8;  in vesa_set_mode()
1349 		adp->va_flags |= V_ADP_DAC8;  in vesa_set_mode()
1351 	if (adp->va_info.vi_flags & V_INFO_LINEAR)  in vesa_set_mode()
1352 		pmap_unmapdev((void *)adp->va_buffer, vesa_vmem_max);  in vesa_set_mode()
1415 vesa_save_font(video_adapter_t *adp, int page, int fontsize, int fontwidth,  in vesa_save_font()  argument
1419 	return ((*prevvidsw->save_font)(adp, page, fontsize, fontwidth, data,  in vesa_save_font()
1424 vesa_load_font(video_adapter_t *adp, int page, int fontsize, int fontwidth,  in vesa_load_font()  argument
1428 	return ((*prevvidsw->load_font)(adp, page, fontsize, fontwidth, data,  in vesa_load_font()
1433 vesa_show_font(video_adapter_t *adp, int page)  in vesa_show_font()  argument
1436 	return ((*prevvidsw->show_font)(adp, page));  in vesa_show_font()
1440 vesa_save_palette(video_adapter_t *adp, u_char *palette)  in vesa_save_palette()  argument
1444 	if (adp == vesa_adp && VESA_MODE(adp->va_mode)) {  in vesa_save_palette()
1445 		bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;  in vesa_save_palette()
1450 	return ((*prevvidsw->save_palette)(adp, palette));  in vesa_save_palette()
1454 vesa_load_palette(video_adapter_t *adp, u_char *palette)  in vesa_load_palette()  argument
1458 	if (adp == vesa_adp && VESA_MODE(adp->va_mode)) {  in vesa_load_palette()
1459 		bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;  in vesa_load_palette()
1464 	return ((*prevvidsw->load_palette)(adp, palette));  in vesa_load_palette()
1468 vesa_set_border(video_adapter_t *adp, int color)  in vesa_set_border()  argument
1471 	return ((*prevvidsw->set_border)(adp, color));  in vesa_set_border()
1475 vesa_save_state(video_adapter_t *adp, void *p, size_t size)  in vesa_save_state()  argument
1480 	if (adp != vesa_adp || (size == 0 && vesa_state_buf_size == 0))  in vesa_save_state()
1481 		return ((*prevvidsw->save_state)(adp, p, size));  in vesa_save_state()
1493 	if (VESA_MODE(adp->va_mode)) {  in vesa_save_state()
1494 		buf = (void *)adp->va_buffer;  in vesa_save_state()
1496 			bsize = adp->va_buffer_size;  in vesa_save_state()
1503 		return ((*prevvidsw->save_state)(adp, p, size));  in vesa_save_state()
1509 vesa_load_state(video_adapter_t *adp, void *p)  in vesa_load_state()  argument
1515 	if (adp != vesa_adp)  in vesa_load_state()
1516 		return ((*prevvidsw->load_state)(adp, p));  in vesa_load_state()
1520 	bsize = adp->va_buffer_size;  in vesa_load_state()
1521 	mode = adp->va_mode;  in vesa_load_state()
1522 	error = vesa_set_mode(adp, adp->va_initial_mode);  in vesa_load_state()
1523 	if (mode != adp->va_initial_mode)  in vesa_load_state()
1524 		error = vesa_set_mode(adp, mode);  in vesa_load_state()
1528 			buf = (void *)adp->va_buffer;  in vesa_load_state()
1536 		return ((*prevvidsw->load_state)(adp, p));  in vesa_load_state()
1542 vesa_get_origin(video_adapter_t *adp, off_t *offset)
1554 	*offset = regs.DX * adp->va_window_gran;
1561 vesa_set_origin(video_adapter_t *adp, off_t offset)  in vesa_set_origin()  argument
1571 	if (adp != vesa_adp)   in vesa_set_origin()
1572 		return ((*prevvidsw->set_win_org)(adp, offset));  in vesa_set_origin()
1575 	if (adp->va_info.vi_flags & V_INFO_LINEAR)  in vesa_set_origin()
1578 	if (adp->va_window_gran == 0)  in vesa_set_origin()
1583 	regs.R_DX = offset / adp->va_window_gran;  in vesa_set_origin()
1593 	regs.R_DX = offset / adp->va_window_gran;  in vesa_set_origin()
1596 	adp->va_window_orig = rounddown(offset, adp->va_window_gran);  in vesa_set_origin()
1601 vesa_read_hw_cursor(video_adapter_t *adp, int *col, int *row)  in vesa_read_hw_cursor()  argument
1604 	return ((*prevvidsw->read_hw_cursor)(adp, col, row));  in vesa_read_hw_cursor()
1608 vesa_set_hw_cursor(video_adapter_t *adp, int col, int row)  in vesa_set_hw_cursor()  argument
1611 	return ((*prevvidsw->set_hw_cursor)(adp, col, row));  in vesa_set_hw_cursor()
1615 vesa_set_hw_cursor_shape(video_adapter_t *adp, int base, int height,  in vesa_set_hw_cursor_shape()  argument
1619 	return ((*prevvidsw->set_hw_cursor_shape)(adp, base, height, celsize,  in vesa_set_hw_cursor_shape()
1624 vesa_blank_display(video_adapter_t *adp, int mode)   in vesa_blank_display()  argument
1628 	return ((*prevvidsw->blank_display)(adp, mode));  in vesa_blank_display()
1632 vesa_mmap(video_adapter_t *adp, vm_ooffset_t offset, vm_paddr_t *paddr,  in vesa_mmap()  argument
1638 	       adp->va_info.vi_window, adp->va_info.vi_buffer, offset);  in vesa_mmap()
1641 	if ((adp == vesa_adp) &&  in vesa_mmap()
1642 	    (adp->va_info.vi_flags & V_INFO_LINEAR) != 0) {  in vesa_mmap()
1645 		if (offset > adp->va_window_size - PAGE_SIZE)  in vesa_mmap()
1647 		*paddr = adp->va_info.vi_buffer + offset;  in vesa_mmap()
1653 	return ((*prevvidsw->mmap)(adp, offset, paddr, prot, memattr));  in vesa_mmap()
1657 vesa_clear(video_adapter_t *adp)  in vesa_clear()  argument
1660 	return ((*prevvidsw->clear)(adp));  in vesa_clear()
1664 vesa_fill_rect(video_adapter_t *adp, int val, int x, int y, int cx, int cy)  in vesa_fill_rect()  argument
1667 	return ((*prevvidsw->fill_rect)(adp, val, x, y, cx, cy));  in vesa_fill_rect()
1671 vesa_bitblt(video_adapter_t *adp,...)  in vesa_bitblt()  argument
1679 get_palette(video_adapter_t *adp, int base, int count,  in get_palette()  argument
1692 	if (!VESA_MODE(adp->va_mode))  in get_palette()
1695 	bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;  in get_palette()
1715 set_palette(video_adapter_t *adp, int base, int count,  in set_palette()  argument
1728 	if (!VESA_MODE(adp->va_mode))  in set_palette()
1731 	bits = (adp->va_flags & V_ADP_DAC8) != 0 ? 8 : 6;  in set_palette()
1750 vesa_ioctl(video_adapter_t *adp, u_long cmd, caddr_t arg)  in vesa_ioctl()  argument
1754 	if (adp != vesa_adp)  in vesa_ioctl()
1755 		return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1759 		if (!VESA_MODE(adp->va_mode))  in vesa_ioctl()
1760 			return (*prevvidsw->ioctl)(adp, cmd, arg);  in vesa_ioctl()
1761 		return (vesa_set_origin(adp, *(off_t *)arg) ? ENODEV : 0);  in vesa_ioctl()
1764 		if (!VESA_MODE(adp->va_mode))  in vesa_ioctl()
1765 			return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1769 		adp->va_disp_start.x = ((video_display_start_t *)arg)->x;  in vesa_ioctl()
1770 		adp->va_disp_start.y = ((video_display_start_t *)arg)->y;  in vesa_ioctl()
1774 		if (!VESA_MODE(adp->va_mode))  in vesa_ioctl()
1775 			return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1778 		adp->va_line_width = bytes;  in vesa_ioctl()
1780 		printf("new line width:%d\n", adp->va_line_width);  in vesa_ioctl()
1785 		if (get_palette(adp, ((video_color_palette_t *)arg)->index,  in vesa_ioctl()
1791 			return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1796 		if (set_palette(adp, ((video_color_palette_t *)arg)->index,  in vesa_ioctl()
1802 			return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1806 		if (get_palette(adp, ((struct fbcmap *)arg)->index,  in vesa_ioctl()
1811 			return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1815 		if (set_palette(adp, ((struct fbcmap *)arg)->index,  in vesa_ioctl()
1820 			return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1824 		return ((*prevvidsw->ioctl)(adp, cmd, arg));  in vesa_ioctl()
1829 vesa_diag(video_adapter_t *adp, int level)  in vesa_diag()  argument
1834 	error = (*prevvidsw->diag)(adp, level);  in vesa_diag()
1838 	if (adp != vesa_adp)  in vesa_diag()