155 lines
5.8 KiB
C
155 lines
5.8 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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* $Id: $
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*/
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#ifndef _DEV_FB_FBREG_H_
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#define _DEV_FB_FBREG_H_
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#ifdef KERNEL
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#define V_MAX_ADAPTERS 8 /* XXX */
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/* some macros */
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#ifdef __i386__
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#define bcopy_toio(s, d, c) generic_bcopy(s, d, c)
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#define bcopy_fromio(s, d, c) generic_bcopy(s, d, c)
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#define bzero_io(d, c) generic_bzero(d, c)
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void generic_bcopy(const void *s, void *d, size_t c);
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void generic_bzero(void *d, size_t c);
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#else /* !__i386__ */
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#define bcopy_toio(s, d, c) memcpy_toio(d, s, c)
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#define bcopy_fromio(s, d, c) memcpy_fromio(d, s, c)
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#define bzero_io(d, c) memset_io(d, 0, c)
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#endif /* !__i386__ */
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/* video function table */
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typedef int vi_probe_t(int unit, video_adapter_t **adpp, void *arg, int flags);
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typedef int vi_init_t(int unit, video_adapter_t *adp, int flags);
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typedef int vi_get_info_t(video_adapter_t *adp, int mode, video_info_t *info);
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typedef int vi_query_mode_t(video_adapter_t *adp, video_info_t *info);
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typedef int vi_set_mode_t(video_adapter_t *adp, int mode);
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typedef int vi_save_font_t(video_adapter_t *adp, int page, int size,
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u_char *data, int c, int count);
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typedef int vi_load_font_t(video_adapter_t *adp, int page, int size,
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u_char *data, int c, int count);
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typedef int vi_show_font_t(video_adapter_t *adp, int page);
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typedef int vi_save_palette_t(video_adapter_t *adp, u_char *palette);
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typedef int vi_load_palette_t(video_adapter_t *adp, u_char *palette);
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typedef int vi_set_border_t(video_adapter_t *adp, int border);
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typedef int vi_save_state_t(video_adapter_t *adp, void *p, size_t size);
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typedef int vi_load_state_t(video_adapter_t *adp, void *p);
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typedef int vi_set_win_org_t(video_adapter_t *adp, off_t offset);
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typedef int vi_read_hw_cursor_t(video_adapter_t *adp, int *col, int *row);
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typedef int vi_set_hw_cursor_t(video_adapter_t *adp, int col, int row);
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typedef int vi_set_hw_cursor_shape_t(video_adapter_t *adp, int base,
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int height, int celsize, int blink);
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typedef int vi_blank_display_t(video_adapter_t *adp, int mode);
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#define V_DISPLAY_POWER_ON 0
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#define V_DISPLAY_SUSPEND 1
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#define V_DISPLAY_SUSPEND1 1
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#define V_DISPLAY_SUSPEND2 2
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#define V_DISPLAY_POWER_OFF 3
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typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset);
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typedef int vi_diag_t(video_adapter_t *adp, int level);
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typedef struct video_switch {
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vi_probe_t *probe;
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vi_init_t *init;
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vi_get_info_t *get_info;
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vi_query_mode_t *query_mode;
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vi_set_mode_t *set_mode;
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vi_save_font_t *save_font;
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vi_load_font_t *load_font;
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vi_show_font_t *show_font;
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vi_save_palette_t *save_palette;
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vi_load_palette_t *load_palette;
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vi_set_border_t *set_border;
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vi_save_state_t *save_state;
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vi_load_state_t *load_state;
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vi_set_win_org_t *set_win_org;
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vi_read_hw_cursor_t *read_hw_cursor;
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vi_set_hw_cursor_t *set_hw_cursor;
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vi_set_hw_cursor_shape_t *set_hw_cursor_shape;
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vi_blank_display_t *blank_display;
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vi_mmap_t *mmap;
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vi_diag_t *diag;
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} video_switch_t;
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/* video driver */
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typedef struct video_driver {
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char *name;
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video_switch_t *vidsw;
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int (*configure)(int); /* backdoor for the console driver */
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} video_driver_t;
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#define VIDEO_DRIVER(name, sw, config) \
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static struct video_driver name##_driver = { \
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#name, &sw, config \
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}; \
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DATA_SET(videodriver_set, name##_driver);
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/* global variables */
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extern struct video_switch **vidsw;
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extern struct linker_set videodriver_set;
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/* functions for the video card driver */
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int vid_register(video_adapter_t *adp);
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int vid_unregister(video_adapter_t *adp);
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video_switch_t *vid_get_switch(char *name);
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void vid_init_struct(video_adapter_t *adp, char *name, int type,
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int unit);
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/* functions for the video card client */
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int vid_allocate(char *driver, int unit, void *id);
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int vid_release(video_adapter_t *adp, void *id);
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int vid_find_adapter(char *driver, int unit);
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video_adapter_t *vid_get_adapter(int index);
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/* a backdoor for the console driver to tickle the video driver XXX */
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int vid_configure(int flags);
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#define VIO_PROBE_ONLY (1 << 0) /* probe only, don't initialize */
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#ifdef FB_INSTALL_CDEV
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/* virtual frame buffer driver functions */
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int fb_attach(dev_t dev, video_adapter_t *adp,
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struct cdevsw *cdevsw);
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int fb_detach(dev_t dev, video_adapter_t *adp,
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struct cdevsw *cdevsw);
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#endif /* FB_INSTALL_CDEV */
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/* generic low-level driver functions */
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void fb_dump_adp_info(char *driver, video_adapter_t *adp, int level);
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void fb_dump_mode_info(char *driver, video_adapter_t *adp,
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video_info_t *info, int level);
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#endif /* KERNEL */
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#endif /* !_DEV_FB_FBREG_H_ */
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