5596676e6c
Note ALL MODULES MUST BE RECOMPILED make the kernel aware that there are smaller units of scheduling than the process. (but only allow one thread per process at this time). This is functionally equivalent to teh previousl -current except that there is a thread associated with each process. Sorry john! (your next MFC will be a doosie!) Reviewed by: peter@freebsd.org, dillon@freebsd.org X-MFC after: ha ha ha ha
98 lines
3.8 KiB
C
98 lines
3.8 KiB
C
/*-
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* Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer as
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* the first lines of this file unmodified.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_FB_VGAREG_H_
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#define _DEV_FB_VGAREG_H_
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/* physical addresses */
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#define MDA_BUF_BASE 0xb0000
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#define MDA_BUF_SIZE 0x08000
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#define MDA_BUF BIOS_PADDRTOVADDR(MDA_BUF_BASE)
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#define CGA_BUF_BASE 0xb8000
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#define CGA_BUF_SIZE 0x08000
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#define CGA_BUF BIOS_PADDRTOVADDR(CGA_BUF_BASE)
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#define EGA_BUF_BASE 0xa0000
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#define EGA_BUF_SIZE 0x20000
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#define EGA_BUF BIOS_PADDRTOVADDR(EGA_BUF_BASE)
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#define GRAPHICS_BUF_BASE 0xa0000
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#define GRAPHICS_BUF_SIZE 0x10000
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#define GRAPHICS_BUF BIOS_PADDRTOVADDR(GRAPHICS_BUF_BASE)
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#define FONT_BUF BIOS_PADDRTOVADDR(GRAPHICS_BUF_BASE)
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#define VIDEO_BUF_BASE 0xa0000
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#define VIDEO_BUF_SIZE 0x20000
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/* I/O port addresses */
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#define MONO_CRTC (IO_MDA + 0x04) /* crt controller base mono */
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#define COLOR_CRTC (IO_CGA + 0x04) /* crt controller base color */
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#define MISC (IO_VGA + 0x02) /* misc output register */
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#define ATC (IO_VGA + 0x00) /* attribute controller */
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#define TSIDX (IO_VGA + 0x04) /* timing sequencer idx */
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#define TSREG (IO_VGA + 0x05) /* timing sequencer data */
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#define PIXMASK (IO_VGA + 0x06) /* pixel write mask */
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#define PALRADR (IO_VGA + 0x07) /* palette read address */
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#define PALWADR (IO_VGA + 0x08) /* palette write address */
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#define PALDATA (IO_VGA + 0x09) /* palette data register */
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#define GDCIDX (IO_VGA + 0x0E) /* graph data controller idx */
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#define GDCREG (IO_VGA + 0x0F) /* graph data controller data */
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#define VGA_DRIVER_NAME "vga"
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#define VGA_UNIT(dev) minor(dev)
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#define VGA_MKMINOR(unit) (unit)
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#ifdef _KERNEL
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struct video_adapter;
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typedef struct vga_softc {
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struct video_adapter *adp;
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#ifdef FB_INSTALL_CDEV
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genfb_softc_t gensc;
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#endif
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} vga_softc_t;
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int vga_probe_unit(int unit, struct video_adapter *adp, int flags);
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int vga_attach_unit(int unit, vga_softc_t *sc, int flags);
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#ifdef FB_INSTALL_CDEV
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int vga_open(dev_t dev, vga_softc_t *sc, int flag, int mode,
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struct thread *td);
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int vga_close(dev_t dev, vga_softc_t *sc, int flag, int mode,
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struct thread *td);
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int vga_read(dev_t dev, vga_softc_t *sc, struct uio *uio, int flag);
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int vga_write(dev_t dev, vga_softc_t *sc, struct uio *uio, int flag);
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int vga_ioctl(dev_t dev, vga_softc_t *sc, u_long cmd, caddr_t arg,
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int flag, struct thread *td);
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int vga_mmap(dev_t dev, vga_softc_t *sc, vm_offset_t offset,
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int prot);
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#endif
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extern int (*vga_sub_configure)(int flags);
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#endif /* _KERNEL */
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#endif /* _DEV_FB_VGAREG_H_ */
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