/*- * Copyright (c) 1995-1998 Søren Schmidt * 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, * without modification, immediately at the beginning of the file. * 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. 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. * * $Id: syscons.h,v 1.47 1999/04/12 13:34:56 des Exp $ */ #ifndef _DEV_SYSCONS_SYSCONS_H_ #define _DEV_SYSCONS_SYSCONS_H_ /* machine-dependent part of the header */ #ifdef PC98 #include #elif defined(__i386__) /* nothing for the moment */ #elif defined(__alpha__) /* nothing for the moment */ #endif /* default values for configuration options */ #ifndef MAXCONS #define MAXCONS 16 #endif #ifdef SC_NO_SYSMOUSE #undef SC_NO_CUTPASTE #define SC_NO_CUTPASTE 1 #endif #ifdef SC_NO_MODE_CHANGE #undef SC_PIXEL_MODE #endif #ifndef SC_DEBUG_LEVEL #define SC_DEBUG_LEVEL 0 #endif #define DPRINTF(l, p) if (SC_DEBUG_LEVEL >= (l)) printf p #define SC_DRIVER_NAME "sc" #define SC_VTY(dev) minor(dev) /* printable chars */ #ifndef PRINTABLE #define PRINTABLE(ch) ((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \ || (ch) < 0x07) #endif /* macros for "intelligent" screen update */ #define mark_for_update(scp, x) {\ if ((x) < scp->start) scp->start = (x);\ else if ((x) > scp->end) scp->end = (x);\ } #define mark_all(scp) {\ scp->start = 0;\ scp->end = scp->xsize * scp->ysize - 1;\ } /* vty status flags (scp->status) */ #define UNKNOWN_MODE 0x00010 #define SWITCH_WAIT_REL 0x00080 #define SWITCH_WAIT_ACQ 0x00100 #define BUFFER_SAVED 0x00200 #define CURSOR_ENABLED 0x00400 #define MOUSE_MOVED 0x01000 #define MOUSE_CUTTING 0x02000 #define MOUSE_VISIBLE 0x04000 #define GRAPHICS_MODE 0x08000 #define PIXEL_MODE 0x10000 #define SAVER_RUNNING 0x20000 #define VR_CURSOR_BLINK 0x40000 #define VR_CURSOR_ON 0x80000 /* attribute flags */ #define NORMAL_ATTR 0x00 #define BLINK_ATTR 0x01 #define BOLD_ATTR 0x02 #define UNDERLINE_ATTR 0x04 #define REVERSE_ATTR 0x08 #define FOREGROUND_CHANGED 0x10 #define BACKGROUND_CHANGED 0x20 /* misc defines */ #define FALSE 0 #define TRUE 1 #define MAX_ESC_PAR 5 #define LOAD 1 #define SAVE 0 #define COL 80 #define ROW 25 #define CONSOLE_BUFSIZE 1024 #define PCBURST 128 #define FONT_NONE 1 #define FONT_8 2 #define FONT_14 4 #define FONT_16 8 #ifndef BELL_DURATION #define BELL_DURATION 5 #define BELL_PITCH 800 #endif /* special characters */ #define cntlc 0x03 #define cntld 0x04 #define bs 0x08 #define lf 0x0a #define cr 0x0d #define del 0x7f #define DEAD_CHAR 0x07 /* char used for cursor */ /* virtual terminal buffer */ typedef struct sc_vtb { int vtb_flags; #define VTB_VALID (1 << 0) int vtb_type; #define VTB_INVALID 0 #define VTB_MEMORY 1 #define VTB_FRAMEBUFFER 2 #define VTB_RINGBUFFER 3 int vtb_cols; int vtb_rows; int vtb_size; vm_offset_t vtb_buffer; int vtb_tail; /* valid for VTB_RINGBUFFER only */ } sc_vtb_t; /* terminal status */ typedef struct term_stat { int esc; /* processing escape sequence */ int num_param; /* # of parameters to ESC */ int last_param; /* last parameter # */ int param[MAX_ESC_PAR]; /* contains ESC parameters */ int cur_attr; /* current hardware attr word */ int attr_mask; /* current logical attr mask */ int cur_color; /* current hardware color */ int std_color; /* normal hardware color */ int rev_color; /* reverse hardware color */ } term_stat; /* softc */ struct keyboard; struct video_adapter; struct scr_stat; struct tty; typedef struct sc_softc { int unit; /* unit # */ int config; /* configuration flags */ #define SC_VESA800X600 (1 << 7) #define SC_AUTODETECT_KBD (1 << 8) #define SC_KERNEL_CONSOLE (1 << 9) int flags; /* status flags */ #define SC_VISUAL_BELL (1 << 0) #define SC_QUIET_BELL (1 << 1) #define SC_BLINK_CURSOR (1 << 2) #define SC_CHAR_CURSOR (1 << 3) #define SC_MOUSE_ENABLED (1 << 4) #define SC_SCRN_IDLE (1 << 5) #define SC_SCRN_BLANKED (1 << 6) #define SC_SAVER_FAILED (1 << 7) #define SC_INIT_DONE (1 << 16) #define SC_SPLASH_SCRN (1 << 17) int keyboard; /* -1 if unavailable */ struct keyboard *kbd; int adapter; struct video_adapter *adp; int initial_mode; /* initial video mode */ int first_vty; int vtys; struct tty *tty; struct scr_stat **console; struct scr_stat *cur_scp; struct scr_stat *new_scp; struct scr_stat *old_scp; int delayed_next_scr; void **devfs_token; char font_loading_in_progress; char switch_in_progress; char videoio_in_progress; char write_in_progress; char blink_in_progress; long scrn_time_stamp; char cursor_base; char cursor_height; u_char scr_map[256]; u_char scr_rmap[256]; #ifdef _SC_MD_SOFTC_DECLARED_ sc_md_softc_t md; /* machine dependent vars */ #endif #ifndef SC_NO_PALETTE_LOADING u_char palette[256*3]; #endif #ifndef SC_NO_FONT_LOADING int fonts_loaded; u_char *font_8; u_char *font_14; u_char *font_16; #endif } sc_softc_t; /* virtual screen */ typedef struct scr_stat { int index; /* index of this vty */ struct sc_softc *sc; /* pointer to softc */ struct sc_rndr_sw *rndr; /* renderer */ sc_vtb_t scr; sc_vtb_t vtb; int xpos; /* current X position */ int ypos; /* current Y position */ int saved_xpos; /* saved X position */ int saved_ypos; /* saved Y position */ int xsize; /* X text size */ int ysize; /* Y text size */ int xpixel; /* X graphics size */ int ypixel; /* Y graphics size */ int xoff; /* X offset in pixel mode */ int yoff; /* Y offset in pixel mode */ u_char *font; /* current font */ int font_size; /* fontsize in Y direction */ int start; /* modified area start */ int end; /* modified area end */ term_stat term; /* terminal emulation stuff */ int status; /* status (bitfield) */ int kbd_mode; /* keyboard I/O mode */ int cursor_pos; /* cursor buffer position */ int cursor_oldpos; /* cursor old buffer position */ u_short cursor_saveunder_char; /* saved char under cursor */ u_short cursor_saveunder_attr; /* saved attr under cursor */ char cursor_base; /* cursor base line # */ char cursor_height; /* cursor height */ int mouse_pos; /* mouse buffer position */ int mouse_oldpos; /* mouse old buffer position */ short mouse_xpos; /* mouse x coordinate */ short mouse_ypos; /* mouse y coordinate */ short mouse_buttons; /* mouse buttons */ int mouse_cut_start; /* mouse cut start pos */ int mouse_cut_end; /* mouse cut end pos */ struct proc *mouse_proc; /* proc* of controlling proc */ pid_t mouse_pid; /* pid of controlling proc */ int mouse_signal; /* signal # to report with */ u_short bell_duration; u_short bell_pitch; u_char border; /* border color */ int mode; /* mode */ pid_t pid; /* pid of controlling proc */ struct proc *proc; /* proc* of controlling proc */ struct vt_mode smode; /* switch mode */ sc_vtb_t *history; /* circular history buffer */ int history_pos; /* position shown on screen */ int history_size; /* size of history buffer */ int splash_save_mode; /* saved mode for splash screen */ int splash_save_status; /* saved status for splash screen */ #ifdef _SCR_MD_STAT_DECLARED_ scr_md_stat_t md; /* machine dependent vars */ #endif } scr_stat; typedef struct default_attr { int std_color; /* normal hardware color */ int rev_color; /* reverse hardware color */ } default_attr; #ifndef SC_NORM_ATTR #define SC_NORM_ATTR (FG_LIGHTGREY | BG_BLACK) #endif #ifndef SC_NORM_REV_ATTR #define SC_NORM_REV_ATTR (FG_BLACK | BG_LIGHTGREY) #endif #ifndef SC_KERNEL_CONS_ATTR #define SC_KERNEL_CONS_ATTR (FG_WHITE | BG_BLACK) #endif #ifndef SC_KERNEL_CONS_REV_ATTR #define SC_KERNEL_CONS_REV_ATTR (FG_BLACK | BG_LIGHTGREY) #endif /* renderer function table */ typedef void vr_clear_t(scr_stat *scp, int c, int attr); typedef void vr_draw_border_t(scr_stat *scp, int color); typedef void vr_draw_t(scr_stat *scp, int from, int count, int flip); typedef void vr_set_cursor_t(scr_stat *scp, int base, int height, int blink); typedef void vr_draw_cursor_t(scr_stat *scp, int at, int blink, int on, int flip); typedef void vr_blink_cursor_t(scr_stat *scp, int at, int flip); typedef void vr_set_mouse_t(scr_stat *scp); typedef void vr_draw_mouse_t(scr_stat *scp, int x, int y, int on); typedef struct sc_rndr_sw { vr_clear_t *clear; vr_draw_border_t *draw_border; vr_draw_t *draw; vr_set_cursor_t *set_cursor; vr_draw_cursor_t *draw_cursor; vr_blink_cursor_t *blink_cursor; vr_set_mouse_t *set_mouse; vr_draw_mouse_t *draw_mouse; } sc_rndr_sw_t; typedef struct sc_renderer { char *name; int mode; sc_rndr_sw_t *rndrsw; } sc_renderer_t; #define RENDERER(name, mode, sw) \ static struct sc_renderer name##_##mode##_renderer = { \ #name, mode, &sw \ }; \ DATA_SET(scrndr_set, name##_##mode##_renderer) extern struct linker_set scrndr_set; typedef struct { int cursor_start; int cursor_end; int shift_state; int bell_pitch; } bios_values_t; /* other macros */ #define ISTEXTSC(scp) (!((scp)->status \ & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))) #define ISGRAPHSC(scp) (((scp)->status \ & (UNKNOWN_MODE | GRAPHICS_MODE))) #define ISPIXELSC(scp) (((scp)->status \ & (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\ == PIXEL_MODE) #define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE) #ifndef ISMOUSEAVAIL #ifdef SC_ALT_MOUSE_IMAGE #define ISMOUSEAVAIL(af) (1) #else #define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT) #endif /* SC_ALT_MOUSE_IMAGE */ #define ISFONTAVAIL(af) ((af) & V_ADP_FONT) #define ISPALAVAIL(af) ((af) & V_ADP_PALETTE) #endif /* ISMOUSEAVAIL */ #define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG) #define kbd_read_char(kbd, wait) \ (*kbdsw[(kbd)->kb_index]->read_char)((kbd), (wait)) #define kbd_check_char(kbd) \ (*kbdsw[(kbd)->kb_index]->check_char)((kbd)) #define kbd_enable(kbd) \ (*kbdsw[(kbd)->kb_index]->enable)((kbd)) #define kbd_disable(kbd) \ (*kbdsw[(kbd)->kb_index]->disable)((kbd)) #define kbd_lock(kbd, lockf) \ (*kbdsw[(kbd)->kb_index]->lock)((kbd), (lockf)) #define kbd_ioctl(kbd, cmd, arg) \ (((kbd) == NULL) ? \ ENODEV : (*kbdsw[(kbd)->kb_index]->ioctl)((kbd), (cmd), (arg))) #define kbd_clear_state(kbd) \ (*kbdsw[(kbd)->kb_index]->clear_state)((kbd)) #define kbd_get_fkeystr(kbd, fkey, len) \ (*kbdsw[(kbd)->kb_index]->get_fkeystr)((kbd), (fkey), (len)) #define kbd_poll(kbd, on) \ (*kbdsw[(kbd)->kb_index]->poll)((kbd), (on)) /* syscons.c */ extern int (*sc_user_ioctl)(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p); int sc_probe_unit(int unit, int flags); int sc_attach_unit(int unit, int flags); int sc_resume_unit(int unit); int set_mode(scr_stat *scp); scr_stat *sc_get_scr_stat(dev_t dev); void copy_font(scr_stat *scp, int operation, int font_size, u_char *font_image); void set_border(scr_stat *scp, int color); void sc_touch_scrn_saver(void); void sc_clear_screen(scr_stat *scp); void sc_set_cursor_image(scr_stat *scp); int sc_clean_up(scr_stat *scp); void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard); struct tty *scdevtotty(dev_t dev); #ifndef SC_NO_SYSMOUSE struct tty *sc_get_mouse_tty(void); #endif /* SC_NO_SYSMOUSE */ #ifndef SC_NO_CUTPASTE void sc_paste(scr_stat *scp, u_char *p, int count); #endif /* SC_NO_CUTPASTE */ /* schistory.c */ #ifndef SC_NO_HISTORY int sc_alloc_history_buffer(scr_stat *scp, int lines, int wait); void sc_hist_save(scr_stat *scp); #define sc_hist_save_one_line(scp, from) \ sc_vtb_append(&(scp)->vtb, (from), (scp)->history, (scp)->xsize) int sc_hist_restore(scr_stat *scp); void sc_hist_home(scr_stat *scp); void sc_hist_end(scr_stat *scp); int sc_hist_up_line(scr_stat *scp); int sc_hist_down_line(scr_stat *scp); int sc_hist_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, struct proc *p); #endif /* SC_NO_HISTORY */ /* scmouse.c */ #ifndef SC_NO_CUTPASTE void sc_alloc_cut_buffer(scr_stat *scp, int wait); void sc_draw_mouse_image(scr_stat *scp); void sc_remove_mouse_image(scr_stat *scp); int sc_inside_cutmark(scr_stat *scp, int pos); void sc_remove_cutmarking(scr_stat *scp); void sc_remove_all_cutmarkings(sc_softc_t *scp); void sc_remove_all_mouse(sc_softc_t *scp); #else #define sc_inside_cutmark(scp, pos) FALSE #define sc_remove_cutmarking(scp) #endif /* SC_NO_CUTPASTE */ #ifndef SC_NO_SYSMOUSE void sc_mouse_set_level(int level); void sc_mouse_move(scr_stat *scp, int x, int y); int sc_mouse_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, struct proc *p); #endif /* SC_NO_SYSMOUSE */ /* scvidctl.c */ int sc_set_text_mode(scr_stat *scp, struct tty *tp, int mode, int xsize, int ysize, int fontsize); int sc_set_graphics_mode(scr_stat *scp, struct tty *tp, int mode); int sc_set_pixel_mode(scr_stat *scp, struct tty *tp, int xsize, int ysize, int fontsize); sc_rndr_sw_t *sc_render_match(scr_stat *scp, video_adapter_t *adp, int mode); int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag, struct proc *p); /* scvtb.c */ void sc_vtb_init(sc_vtb_t *vtb, int type, int cols, int rows, void *buffer, int wait); void sc_vtb_destroy(sc_vtb_t *vtb); size_t sc_vtb_size(int cols, int rows); void sc_vtb_clear(sc_vtb_t *vtb, int c, int attr); int sc_vtb_getc(sc_vtb_t *vtb, int at); int sc_vtb_geta(sc_vtb_t *vtb, int at); void sc_vtb_putc(sc_vtb_t *vtb, int at, int c, int a); vm_offset_t sc_vtb_putchar(sc_vtb_t *vtb, vm_offset_t p, int c, int a); vm_offset_t sc_vtb_pointer(sc_vtb_t *vtb, int at); int sc_vtb_pos(sc_vtb_t *vtb, int pos, int offset); #define sc_vtb_tail(vtb) ((vtb)->vtb_tail) #define sc_vtb_rows(vtb) ((vtb)->vtb_rows) void sc_vtb_copy(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int to, int count); void sc_vtb_append(sc_vtb_t *vtb1, int from, sc_vtb_t *vtb2, int count); void sc_vtb_seek(sc_vtb_t *vtb, int pos); void sc_vtb_erase(sc_vtb_t *vtb, int at, int count, int c, int attr); void sc_vtb_delete(sc_vtb_t *vtb, int at, int count, int c, int attr); void sc_vtb_ins(sc_vtb_t *vtb, int at, int count, int c, int attr); /* machine dependent functions */ int sc_max_unit(void); sc_softc_t *sc_get_softc(int unit, int flags); sc_softc_t *sc_find_softc(struct video_adapter *adp, struct keyboard *kbd); int sc_get_cons_priority(int *unit, int *flags); void sc_get_bios_values(bios_values_t *values); int sc_tone(int herz); #endif /* !_DEV_SYSCONS_SYSCONS_H_ */