arch/x86/kernel/platform/i86pc/boot/boot_vga.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License (the "License").
   6  * You may not use this file except in compliance with the License.
   7  *
   8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9  * or http://www.opensolaris.org/os/licensing.
  10  * See the License for the specific language governing permissions
  11  * and limitations under the License.
  12  *
  13  * When distributing Covered Code, include this CDDL HEADER in each
  14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15  * If applicable, add the following below this CDDL HEADER, with the
  16  * fields enclosed by brackets "[]" replaced with your own identifying
  17  * information: Portions Copyright [yyyy] [name of copyright owner]
  18  *
  19  * CDDL HEADER END
  20  */
  21 /*
  22  * Copyright 2007 Sun Microsystems, Inc.  All rights reserved.
  23  * Use is subject to license terms.
  24  */
  25
  26 #ifndef _BOOT_VGA_H
  27 #define _BOOT_VGA_H
  28
  29 #pragma ident   "%Z%%M% %I%     %E% SMI"
  30
  31 /*
  32  * Interface to the bootstrap's internal VGA driver.
  33  */
  34
  35 #ifdef __cplusplus
  36 extern "C" {
  37 #endif
  38
  39 #define VGA_IO_WMR      0x3C8 /* vga io DAC write mode register */
  40 #define VGA_IO_DR       0x3C9 /* vga io DAC data register */
  41 #define VGA_IO_IS       0x3DA /* vga io input status register */
  42
  43 #define VGA_TEXT_COLS           80
  44 #define VGA_TEXT_ROWS           25
  45
  46 extern void vga_setpos(int, int);
  47 extern void vga_getpos(int *, int *);
  48 extern void vga_clear(int);
  49 extern void vga_scroll(int);
  50 extern void vga_drawc(int, int);
  51 extern void vga_cursor_display(void);
  52
  53 #ifdef __cplusplus
  54 }
  55 #endif
  56
  57 #endif /* _BOOT_VGA_H */