/*- * SPDX-License-Identifier: BSD-2-Clause-FreeBSD * * 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. * * $FreeBSD$ */ #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_paddr_t *paddr, int prot, vm_memattr_t *memattr); #endif extern int (*vga_sub_configure)(int flags); #endif /* _KERNEL */ #endif /* _DEV_FB_VGAREG_H_ */ |