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/*-
* Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer as
* the first lines of this file unmodified.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $FreeBSD: release/9.1.0/sys/dev/fb/vgareg.h 201223 2009-12-29 21:51:28Z rnoland $
*/
#ifndef _DEV_FB_VGAREG_H_
#define _DEV_FB_VGAREG_H_
/* physical addresses */
#define MDA_BUF_BASE 0xb0000
#define MDA_BUF_SIZE 0x08000
#define MDA_BUF BIOS_PADDRTOVADDR(MDA_BUF_BASE)
#define CGA_BUF_BASE 0xb8000
#define CGA_BUF_SIZE 0x08000
#define CGA_BUF BIOS_PADDRTOVADDR(CGA_BUF_BASE)
#define EGA_BUF_BASE 0xa0000
#define EGA_BUF_SIZE 0x20000
#define EGA_BUF BIOS_PADDRTOVADDR(EGA_BUF_BASE)
#define GRAPHICS_BUF_BASE 0xa0000
#define GRAPHICS_BUF_SIZE 0x10000
#define GRAPHICS_BUF BIOS_PADDRTOVADDR(GRAPHICS_BUF_BASE)
#define FONT_BUF BIOS_PADDRTOVADDR(GRAPHICS_BUF_BASE)
#define VIDEO_BUF_BASE 0xa0000
#define VIDEO_BUF_SIZE 0x20000
/* I/O port addresses */
#define MONO_CRTC (IO_MDA + 0x04) /* crt controller base mono */
#define COLOR_CRTC (IO_CGA + 0x04) /* crt controller base color */
#define MISC (IO_VGA + 0x02) /* misc output register */
#define ATC (IO_VGA + 0x00) /* attribute controller */
#define TSIDX (IO_VGA + 0x04) /* timing sequencer idx */
#define TSREG (IO_VGA + 0x05) /* timing sequencer data */
#define PIXMASK (IO_VGA + 0x06) /* pixel write mask */
#define PALRADR (IO_VGA + 0x07) /* palette read address */
#define PALWADR (IO_VGA + 0x08) /* palette write address */
#define PALDATA (IO_VGA + 0x09) /* palette data register */
#define GDCIDX (IO_VGA + 0x0E) /* graph data controller idx */
#define GDCREG (IO_VGA + 0x0F) /* graph data controller data */
#define VGA_DRIVER_NAME "vga"
#define VGA_UNIT(dev) dev2unit(dev)
#define VGA_MKMINOR(unit) (unit)
#ifdef _KERNEL
struct video_adapter;
typedef struct vga_softc {
struct video_adapter *adp;
void *state_buf;
void *pal_buf;
#ifdef FB_INSTALL_CDEV
genfb_softc_t gensc;
#endif
} vga_softc_t;
int vga_probe_unit(int unit, struct video_adapter *adp, int flags);
int vga_attach_unit(int unit, vga_softc_t *sc, int flags);
#ifdef FB_INSTALL_CDEV
int vga_open(struct cdev *dev, vga_softc_t *sc, int flag, int mode,
struct thread *td);
int vga_close(struct cdev *dev, vga_softc_t *sc, int flag, int mode,
struct thread *td);
int vga_read(struct cdev *dev, vga_softc_t *sc, struct uio *uio, int flag);
int vga_write(struct cdev *dev, vga_softc_t *sc, struct uio *uio, int flag);
int vga_ioctl(struct cdev *dev, vga_softc_t *sc, u_long cmd, caddr_t arg,
int flag, struct thread *td);
int vga_mmap(struct cdev *dev, vga_softc_t *sc, vm_ooffset_t offset,
vm_offset_t *paddr, int prot, vm_memattr_t *memattr);
#endif
extern int (*vga_sub_configure)(int flags);
#endif /* _KERNEL */
#endif /* _DEV_FB_VGAREG_H_ */