diff options
Diffstat (limited to 'sys/i386/isa/syscons.h')
-rw-r--r-- | sys/i386/isa/syscons.h | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/sys/i386/isa/syscons.h b/sys/i386/isa/syscons.h new file mode 100644 index 0000000..546b2de --- /dev/null +++ b/sys/i386/isa/syscons.h @@ -0,0 +1,203 @@ +/*- + * Copyright (c) 1995 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 + * in this position and unchanged. + * 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 withough 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. + * + * $Id$ + */ + +/* vm things */ +#define ISMAPPED(pa, width) \ + (((pa) <= (u_long)0x1000 - (width)) \ + || ((pa) >= 0xa0000 && (pa) <= 0x100000 - (width))) +#define pa_to_va(pa) (KERNBASE + (pa)) /* works if ISMAPPED(pa...) */ + +/* printable chars */ +#define PRINTABLE(ch) (ch>0x1B || (ch>0x0d && ch<0x1b) || ch<0x07) + +/* status flags */ +#define LOCK_KEY_MASK 0x0000F +#define LED_MASK 0x00007 +#define UNKNOWN_MODE 0x00010 +#define KBD_RAW_MODE 0x00020 +#define SWITCH_WAIT_REL 0x00040 +#define SWITCH_WAIT_ACQ 0x00080 +#define BUFFER_SAVED 0x00100 +#define CURSOR_ENABLED 0x00200 +#define CURSOR_SHOWN 0x00400 +#define MOUSE_ENABLED 0x00800 +#define UPDATE_MOUSE 0x01000 +#define UPDATE_SCREEN 0x02000 + +/* configuration flags */ +#define VISUAL_BELL 0x00001 +#define BLINK_CURSOR 0x00002 +#define CHAR_CURSOR 0x00004 + +/* video hardware memory addresses */ +#define VIDEOMEM 0x000A0000 + +/* 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 BELL_DURATION 5 +#define BELL_PITCH 800 +#define TIMER_FREQ 1193182 /* should be in isa.h */ +#define CONSOLE_BUFSIZE 1024 +#define PCBURST 128 +#define FONT_8 0x001 +#define FONT_14 0x002 +#define FONT_16 0x004 +#define HISTORY_SIZE 100*80 + +/* defines related to hardware addresses */ +#define MONO_BASE 0x3B4 /* crt controller base mono */ +#define COLOR_BASE 0x3D4 /* crt controller base color */ +#define MISC 0x3C2 /* misc output register */ +#define ATC IO_VGA+0x00 /* attribute controller */ +#define TSIDX IO_VGA+0x04 /* timing sequencer idx */ +#define TSREG IO_VGA+0x05 /* timing sequencer data */ +#define PIXMASK IO_VGA+0x06 /* pixel write mask */ +#define PALRADR IO_VGA+0x07 /* palette read address */ +#define PALWADR IO_VGA+0x08 /* palette write address */ +#define PALDATA IO_VGA+0x09 /* palette data register */ +#define GDCIDX IO_VGA+0x0E /* graph data controller idx */ +#define GDCREG IO_VGA+0x0F /* graph data controller data */ + +/* special characters */ +#define cntlc 0x03 +#define cntld 0x04 +#define bs 0x08 +#define lf 0x0a +#define cr 0x0d +#define del 0x7f + +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 attributes */ + int std_attr; /* normal attributes */ + int rev_attr; /* reverse attributes */ +} term_stat; + +typedef struct scr_stat { + u_short *scr_buf; /* buffer when off screen */ + int xpos; /* current X position */ + int ypos; /* current Y position */ + int xsize; /* X size */ + int ysize; /* Y size */ + term_stat term; /* terminal emulation stuff */ + int status; /* status (bitfield) */ + u_short *cursor_pos; /* cursor buffer position */ + u_short cursor_saveunder; /* saved chars under cursor */ + char cursor_start; /* cursor start line # */ + char cursor_end; /* cursor end line # */ + u_short *mouse_pos; /* mouse buffer position */ + u_short *mouse_oldpos; /* mouse old buffer position */ + u_short mouse_saveunder[4]; /* saved chars under mouse */ + short mouse_xpos; /* mouse x coordinate */ + short mouse_ypos; /* mouse y coordinate */ + u_char mouse_cursor[128]; /* mouse cursor bitmap store */ + u_short bell_duration; + u_short bell_pitch; + u_char border; /* border color */ + u_char mode; /* mode */ + u_char font; /* font on this screen */ + pid_t pid; /* pid of controlling proc */ + struct proc *proc; /* proc* of controlling proc */ + struct vt_mode smode; /* switch mode */ + u_short *history; /* circular history buffer */ + u_short *history_head; /* current head position */ + u_short *history_pos; /* position shown on screen */ + u_short *history_save; /* save area index */ + int history_size; /* size of history buffer */ +#if NAPM > 0 + struct apmhook r_hook; /* reconfiguration support */ +#endif +} scr_stat; + +typedef struct default_attr { + int std_attr; /* normal attributes */ + int rev_attr; /* reverse attributes */ +} default_attr; + +/* function prototypes */ +int scprobe(struct isa_device *dev); +int scattach(struct isa_device *dev); +int scopen(dev_t dev, int flag, int mode, struct proc *p); +int scclose(dev_t dev, int flag, int mode, struct proc *p); +int scread(dev_t dev, struct uio *uio, int flag); +int scwrite(dev_t dev, struct uio *uio, int flag); +int scparam(struct tty *tp, struct termios *t); +int scioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p); +void scxint(dev_t dev); +void scstart(struct tty *tp); +void pccnprobe(struct consdev *cp); +void pccninit(struct consdev *cp); +void pccnputc(dev_t dev, char c); +int pccngetc(dev_t dev); +int pccncheckc(dev_t dev); +void scintr(int unit); +int pcmmap(dev_t dev, int offset, int nprot); +static void scinit(void); +static u_int scgetc(int noblock); +static struct tty *get_tty_ptr(dev_t dev); +static scr_stat *get_scr_stat(dev_t dev); +static scr_stat *alloc_scp(); +static void init_scp(scr_stat *scp); +static int get_scr_num(); +static void scrn_timer(); +static void clear_screen(scr_stat *scp); +static int switch_scr(scr_stat *scp, u_int next_scr); +static void exchange_scr(void); +static inline void move_crsr(scr_stat *scp, int x, int y); +static void scan_esc(scr_stat *scp, u_char c); +static inline void draw_cursor(scr_stat *scp, int show); +static void ansi_put(scr_stat *scp, u_char *buf, int len); +static u_char *get_fstr(u_int c, u_int *len); +static void update_leds(int which); +static void history_to_screen(scr_stat *scp); +static int history_up_line(scr_stat *scp); +static int history_down_line(scr_stat *scp); +static void kbd_wait(void); +static void kbd_cmd(u_char command); +static void set_mode(scr_stat *scp); + void set_border(int color); +static void set_vgaregs(char *modetable); +static void set_font_mode(); +static void set_normal_mode(); +static void copy_font(int operation, int font_type, char* font_image); +static void draw_mouse_image(scr_stat *scp); +static void save_palette(void); + void load_palette(void); +static void do_bell(scr_stat *scp, int pitch, int duration); +static void blink_screen(scr_stat *scp); |