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664a31e496
is an application space macro and the applications are supposed to be free to use it as they please (but cannot). This is consistant with the other BSD's who made this change quite some time ago. More commits to come.
211 lines
8.1 KiB
C
211 lines
8.1 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_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_io(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
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#define bcopy_toio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
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#define bcopy_fromio(s, d, c) generic_bcopy((void *)(s), (void *)(d), (c))
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#define bzero_io(d, c) generic_bzero((void *)(d), (c))
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#define fill_io(p, d, c) fill((p), (void *)(d), (c))
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#define fillw_io(p, d, c) fillw((p), (void *)(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_io(s, d, c) memcpy_io((d), (s), (c))
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#define bcopy_toio(s, d, c) memcpy_toio((d), (void *)(s), (c))
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#define bcopy_fromio(s, d, c) memcpy_fromio((void *)(d), (s), (c))
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#define bzero_io(d, c) memset_io((d), 0, (c))
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#define fill_io(p, d, c) memset_io((d), (p), (c))
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#define fillw(p, d, c) memsetw((d), (p), (c))
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#define fillw_io(p, d, c) memsetw_io((d), (p), (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_ON 0
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#define V_DISPLAY_BLANK 1
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#define V_DISPLAY_STAND_BY 2
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#define V_DISPLAY_SUSPEND 3
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typedef int vi_mmap_t(video_adapter_t *adp, vm_offset_t offset, int prot);
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typedef int vi_ioctl_t(video_adapter_t *adp, u_long cmd, caddr_t data);
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typedef int vi_clear_t(video_adapter_t *adp);
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typedef int vi_fill_rect_t(video_adapter_t *adp, int val, int x, int y,
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int cx, int cy);
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typedef int vi_bitblt_t(video_adapter_t *adp,...);
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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_ioctl_t *ioctl;
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vi_clear_t *clear;
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vi_fill_rect_t *fill_rect;
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vi_bitblt_t *bitblt;
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int (*reserved1)(void);
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int (*reserved2)(void);
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vi_diag_t *diag;
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} video_switch_t;
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#define save_palette(adp, pal) \
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(*vidsw[(adp)->va_index]->save_palette)((adp), (pal))
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#define load_palette(adp, pal) \
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(*vidsw[(adp)->va_index]->load_palette)((adp), (pal))
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#define get_mode_info(adp, mode, buf) \
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(*vidsw[(adp)->va_index]->get_info)((adp), (mode), (buf))
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#define set_video_mode(adp, mode) \
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(*vidsw[(adp)->va_index]->set_mode)((adp), (mode))
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#if 0 /* XXX conflicts with syscons' set_border() */
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#define set_border(adp, border) \
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(*vidsw[(adp)->va_index]->set_border)((adp), (border))
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#endif
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#define set_origin(adp, o) \
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(*vidsw[(adp)->va_index]->set_win_org)(adp, o)
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/* XXX - add more macros */
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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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/* generic frame buffer cdev driver functions */
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typedef struct genfb_softc {
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int gfb_flags; /* flag/status bits */
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#define FB_OPEN (1 << 0)
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} genfb_softc_t;
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int genfbopen(genfb_softc_t *sc, video_adapter_t *adp,
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int flag, int mode, struct proc *p);
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int genfbclose(genfb_softc_t *sc, video_adapter_t *adp,
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int flag, int mode, struct proc *p);
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int genfbread(genfb_softc_t *sc, video_adapter_t *adp,
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struct uio *uio, int flag);
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int genfbwrite(genfb_softc_t *sc, video_adapter_t *adp,
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struct uio *uio, int flag);
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int genfbioctl(genfb_softc_t *sc, video_adapter_t *adp,
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u_long cmd, caddr_t arg, int flag, struct proc *p);
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int genfbmmap(genfb_softc_t *sc, video_adapter_t *adp,
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vm_offset_t offset, int prot);
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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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int fb_type(int adp_type);
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int fb_commonioctl(video_adapter_t *adp, u_long cmd, caddr_t arg);
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#endif /* _KERNEL */
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#endif /* !_DEV_FB_FBREG_H_ */
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