/* $OpenBSD: wsdisplayvar.h,v 1.30 2016/09/04 18:20:34 tedu Exp $ */ /* $NetBSD: wsdisplayvar.h,v 1.30 2005/02/04 02:10:49 perry Exp $ */ /* * Copyright (c) 1996, 1997 Christopher G. Demetriou. 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. * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Christopher G. Demetriou * for the NetBSD Project. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * 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. */ /* * Default to white on black except on Sun hardware, where we default * to black on white to match the firmware console. */ #ifndef WS_DEFAULT_FG #if defined(__sparc64__) #define WS_DEFAULT_FG WSCOL_BLACK #else #define WS_DEFAULT_FG WSCOL_WHITE #endif #endif #ifndef WS_DEFAULT_BG #if defined(__sparc64__) #define WS_DEFAULT_BG WSCOL_WHITE #else #define WS_DEFAULT_BG WSCOL_BLACK #endif #endif struct device; /* * WSDISPLAY interfaces */ #define WSDISPLAY_MAXSCREEN 12 /* * Emulation functions, for displays that can support glass-tty terminal * emulations. These are character oriented, with row and column * numbers starting at zero in the upper left hand corner of the * screen. * * These are used only when emulating a terminal. Therefore, displays * drivers which cannot emulate terminals do not have to provide them. * * There is a "void *" cookie provided by the display driver associated * with these functions, which is passed to them when they are invoked. */ struct wsdisplay_emulops { int (*cursor)(void *c, int on, int row, int col); int (*mapchar)(void *, int, unsigned int *); int (*putchar)(void *c, int row, int col, u_int uc, long attr); int (*copycols)(void *c, int row, int srccol, int dstcol, int ncols); int (*erasecols)(void *c, int row, int startcol, int ncols, long); int (*copyrows)(void *c, int srcrow, int dstrow, int nrows); int (*eraserows)(void *c, int row, int nrows, long attr); int (*alloc_attr)(void *c, int fg, int bg, int flags, long *attrp); void (*unpack_attr)(void *c, long attr, int *fg, int *bg, int *ul); /* fg / bg values. Made identical to ANSI terminal color codes. */ #define WSCOL_BLACK 0 #define WSCOL_RED 1 #define WSCOL_GREEN 2 #define WSCOL_BROWN 3 #define WSCOL_BLUE 4 #define WSCOL_MAGENTA 5 #define WSCOL_CYAN 6 #define WSCOL_WHITE 7 /* flag values: */ #define WSATTR_REVERSE 1 #define WSATTR_HILIT 2 #define WSATTR_BLINK 4 #define WSATTR_UNDERLINE 8 #define WSATTR_WSCOLORS 16 /* XXX need a free_attr() ??? */ }; #define WSSCREEN_NAME_SIZE 16 struct wsscreen_descr { char name[WSSCREEN_NAME_SIZE]; int ncols, nrows; const struct wsdisplay_emulops *textops; int fontwidth, fontheight; int capabilities; #define WSSCREEN_WSCOLORS 1 /* minimal color capability */ #define WSSCREEN_REVERSE 2 /* can display reversed */ #define WSSCREEN_HILIT 4 /* can highlight (however) */ #define WSSCREEN_BLINK 8 /* can blink */ #define WSSCREEN_UNDERLINE 16 /* can underline */ }; /* * Character cell description (for emulation mode). */ struct wsdisplay_charcell { u_int uc; long attr; }; struct wsdisplay_font; /* * Display access functions, invoked by user-land programs which require * direct device access, such as X11. * * There is a "void *" cookie provided by the display driver associated * with these functions, which is passed to them when they are invoked. */ struct wsdisplay_accessops { int (*ioctl)(void *v, u_long cmd, caddr_t data, int flag, struct proc *p); paddr_t (*mmap)(void *v, off_t off, int prot); int (*alloc_screen)(void *, const struct wsscreen_descr *, void **, int *, int *, long *); void (*free_screen)(void *, void *); int (*show_screen)(void *, void *, int, void (*) (void *, int, int), void *); int (*load_font)(void *, void *, struct wsdisplay_font *); int (*list_font)(void *, struct wsdisplay_font *); void (*scrollback)(void *, void *, int); int (*getchar)(void *, int, int, struct wsdisplay_charcell *); void (*burn_screen)(void *, u_int, u_int); void (*pollc)(void *, int); }; /* passed to wscons by the video driver to tell about its capabilities */ struct wsscreen_list { int nscreens; const struct wsscreen_descr **screens; }; /* * Attachment information provided by wsemuldisplaydev devices when attaching * wsdisplay units. */ struct wsemuldisplaydev_attach_args { int console; /* is it console? */ const struct wsscreen_list *scrdata; /* screen cfg info */ const struct wsdisplay_accessops *accessops; /* access ops */ void *accesscookie; /* access cookie */ u_int defaultscreens; /* screens to create */ }; #define WSEMULDISPLAYDEVCF_CONSOLE 0 #define wsemuldisplaydevcf_console cf_loc[WSEMULDISPLAYDEVCF_CONSOLE] /* spec'd as console? */ #define WSEMULDISPLAYDEVCF_CONSOLE_UNK -1 #define WSDISPLAYDEVCF_MUX 0 #define wsdisplaydevcf_mux cf_loc[WSDISPLAYDEVCF_MUX] #define WSEMULDISPLAYDEVCF_MUX 1 #define wsemuldisplaydevcf_mux cf_loc[WSEMULDISPLAYDEVCF_MUX] struct wscons_syncops { int (*detach)(void *, int, void (*)(void *, int, int), void *); int (*attach)(void *, int, void (*)(void *, int, int), void *); int (*check)(void *); void (*destroy)(void *); }; /* * Autoconfiguration helper functions. */ void wsdisplay_cnattach(const struct wsscreen_descr *, void *, int, int, long); int wsemuldisplaydevprint(void *, const char *); int wsemuldisplaydevsubmatch(struct device *, void *, void *); /* * Console interface. */ void wsdisplay_cnputc(dev_t dev, int i); /* * for use by compatibility code */ struct wsdisplay_softc; struct wsscreen; int wsscreen_attach_sync(struct wsscreen *, const struct wscons_syncops *, void *); int wsscreen_detach_sync(struct wsscreen *); int wsscreen_lookup_sync(struct wsscreen *, const struct wscons_syncops *, void **); int wsdisplay_maxscreenidx(struct wsdisplay_softc *); int wsdisplay_screenstate(struct wsdisplay_softc *, int); int wsdisplay_getactivescreen(struct wsdisplay_softc *); int wsscreen_switchwait(struct wsdisplay_softc *, int); int wsdisplay_internal_ioctl(struct wsdisplay_softc *sc, struct wsscreen *, u_long cmd, caddr_t data, int flag, struct proc *p); int wsdisplay_usl_ioctl1(struct wsdisplay_softc *, u_long, caddr_t, int, struct proc *); int wsdisplay_usl_ioctl2(struct wsdisplay_softc *, struct wsscreen *, u_long, caddr_t, int, struct proc *); int wsdisplay_cfg_ioctl(struct wsdisplay_softc *sc, u_long cmd, caddr_t data, int flag, struct proc *p); /* * for general use */ #define WSDISPLAY_NULLSCREEN -1 void wsdisplay_switchtoconsole(void); void wsdisplay_suspend(void); void wsdisplay_resume(void); const struct wsscreen_descr * wsdisplay_screentype_pick(const struct wsscreen_list *, const char *); /* * for use by wskbd */ void wsdisplay_burn(void *v, u_int flags); void wsscrollback(void *v, int op); #define WSDISPLAY_SCROLL_BACKWARD 0 #define WSDISPLAY_SCROLL_FORWARD 1 #define WSDISPLAY_SCROLL_RESET 2 /* * screen burner */ #define WSDISPLAY_DEFBURNOUT 0 /* disabled */ #define WSDISPLAY_DEFBURNIN 250 /* ms */