667 lines
20 KiB
C
667 lines
20 KiB
C
/*-
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* Copyright (c) 1995-1998 Søren Schmidt
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* All rights reserved.
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*
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* This code is derived from software contributed to The DragonFly Project
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* by Sascha Wildner <saw@online.de>
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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,
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* without modification, immediately at the beginning of the file.
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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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* 3. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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_SYSCONS_SYSCONS_H_
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#define _DEV_SYSCONS_SYSCONS_H_
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#include <sys/lock.h>
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#include <sys/mutex.h>
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/* machine-dependent part of the header */
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#ifdef PC98
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#include <pc98/cbus/sc_machdep.h>
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#elif defined(__i386__)
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/* nothing for the moment */
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#endif
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/* default values for configuration options */
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#ifndef MAXCONS
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#define MAXCONS 16
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#endif
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#ifdef SC_NO_SYSMOUSE
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#undef SC_NO_CUTPASTE
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#define SC_NO_CUTPASTE 1
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#endif
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#ifdef SC_NO_MODE_CHANGE
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#undef SC_PIXEL_MODE
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#endif
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/* Always load font data if the pixel (raster text) mode is to be used. */
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#ifdef SC_PIXEL_MODE
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#undef SC_NO_FONT_LOADING
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#endif
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/*
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* If font data is not available, the `arrow'-shaped mouse cursor cannot
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* be drawn. Use the alternative drawing method.
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*/
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#ifdef SC_NO_FONT_LOADING
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#undef SC_ALT_MOUSE_IMAGE
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#define SC_ALT_MOUSE_IMAGE 1
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#endif
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#ifndef SC_CURSOR_CHAR
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#define SC_CURSOR_CHAR (0x07)
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#endif
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#ifndef SC_MOUSE_CHAR
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#define SC_MOUSE_CHAR (0xd0)
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#endif
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#if SC_MOUSE_CHAR <= SC_CURSOR_CHAR && SC_CURSOR_CHAR < (SC_MOUSE_CHAR + 4)
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#undef SC_CURSOR_CHAR
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#define SC_CURSOR_CHAR (SC_MOUSE_CHAR + 4)
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#endif
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#ifndef SC_DEBUG_LEVEL
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#define SC_DEBUG_LEVEL 0
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#endif
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#define DPRINTF(l, p) if (SC_DEBUG_LEVEL >= (l)) printf p
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#ifndef __sparc64__
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#define SC_DRIVER_NAME "sc"
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#else
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/*
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* Use a different driver name on sparc64 so it does not get confused
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* with the system controller devices which are also termed 'sc' in OFW.
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*/
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#define SC_DRIVER_NAME "syscons"
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#endif
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#define SC_VTY(dev) minor(dev)
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#define SC_DEV(sc, vty) ((sc)->dev[(vty) - (sc)->first_vty])
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#define SC_STAT(dev) (*((scr_stat **)&(dev)->si_drv1))
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/* printable chars */
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#ifndef PRINTABLE
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#define PRINTABLE(ch) ((ch) > 0x1b || ((ch) > 0x0d && (ch) < 0x1b) \
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|| (ch) < 0x07)
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#endif
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/* macros for "intelligent" screen update */
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#define mark_for_update(scp, x) {\
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if ((x) < scp->start) scp->start = (x);\
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else if ((x) > scp->end) scp->end = (x);\
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}
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#define mark_all(scp) {\
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scp->start = 0;\
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scp->end = scp->xsize * scp->ysize - 1;\
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}
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/* vty status flags (scp->status) */
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#define UNKNOWN_MODE 0x00010 /* unknown video mode */
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#define SWITCH_WAIT_REL 0x00080 /* waiting for vty release */
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#define SWITCH_WAIT_ACQ 0x00100 /* waiting for vty ack */
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#define BUFFER_SAVED 0x00200 /* vty buffer is saved */
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#define CURSOR_ENABLED 0x00400 /* text cursor is enabled */
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#define MOUSE_MOVED 0x01000 /* mouse cursor has moved */
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#define MOUSE_CUTTING 0x02000 /* mouse cursor is cutting text */
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#define MOUSE_VISIBLE 0x04000 /* mouse cursor is showing */
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#define GRAPHICS_MODE 0x08000 /* vty is in a graphics mode */
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#define PIXEL_MODE 0x10000 /* vty is in a raster text mode */
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#define SAVER_RUNNING 0x20000 /* screen saver is running */
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#define VR_CURSOR_BLINK 0x40000 /* blinking text cursor */
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#define VR_CURSOR_ON 0x80000 /* text cursor is on */
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#define MOUSE_HIDDEN 0x100000 /* mouse cursor is temporarily hidden */
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/* misc defines */
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#define FALSE 0
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#define TRUE 1
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/*
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The following #defines are hard-coded for a maximum text
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resolution corresponding to a maximum framebuffer
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resolution of 1600x1200 with an 8x8 font...
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*/
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#define COL 200
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#define ROW 150
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#define PCBURST 128
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#ifndef BELL_DURATION
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#define BELL_DURATION ((5 * hz + 99) / 100)
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#define BELL_PITCH 800
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#endif
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/* virtual terminal buffer */
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typedef struct sc_vtb {
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int vtb_flags;
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#define VTB_VALID (1 << 0)
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#define VTB_ALLOCED (1 << 1)
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int vtb_type;
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#define VTB_INVALID 0
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#define VTB_MEMORY 1
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#define VTB_FRAMEBUFFER 2
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#define VTB_RINGBUFFER 3
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int vtb_cols;
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int vtb_rows;
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int vtb_size;
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vm_offset_t vtb_buffer;
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int vtb_tail; /* valid for VTB_RINGBUFFER only */
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} sc_vtb_t;
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/* text cursor attributes */
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struct cursor_attr {
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int flags;
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int base;
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int height;
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};
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/* softc */
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struct keyboard;
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struct video_adapter;
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struct scr_stat;
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struct tty;
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typedef struct sc_softc {
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int unit; /* unit # */
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int config; /* configuration flags */
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#define SC_VESA800X600 (1 << 7)
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#define SC_AUTODETECT_KBD (1 << 8)
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#define SC_KERNEL_CONSOLE (1 << 9)
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int flags; /* status flags */
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#define SC_VISUAL_BELL (1 << 0)
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#define SC_QUIET_BELL (1 << 1)
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#if 0 /* not used anymore */
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#define SC_BLINK_CURSOR (1 << 2)
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#define SC_CHAR_CURSOR (1 << 3)
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#endif
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#define SC_MOUSE_ENABLED (1 << 4)
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#define SC_SCRN_IDLE (1 << 5)
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#define SC_SCRN_BLANKED (1 << 6)
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#define SC_SAVER_FAILED (1 << 7)
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#define SC_SCRN_VTYLOCK (1 << 8)
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#define SC_INIT_DONE (1 << 16)
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#define SC_SPLASH_SCRN (1 << 17)
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int keyboard; /* -1 if unavailable */
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struct keyboard *kbd;
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int adapter;
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struct video_adapter *adp;
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int initial_mode; /* initial video mode */
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int first_vty;
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int vtys;
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struct cdev **dev;
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struct scr_stat *cur_scp;
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struct scr_stat *new_scp;
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struct scr_stat *old_scp;
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int delayed_next_scr;
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char font_loading_in_progress;
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char switch_in_progress;
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char write_in_progress;
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char blink_in_progress;
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struct mtx video_mtx;
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long scrn_time_stamp;
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struct cursor_attr dflt_curs_attr;
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struct cursor_attr curs_attr;
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u_char scr_map[256];
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u_char scr_rmap[256];
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#ifdef _SC_MD_SOFTC_DECLARED_
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sc_md_softc_t md; /* machine dependent vars */
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#endif
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#ifndef SC_NO_PALETTE_LOADING
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u_char palette[256*3];
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#endif
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#ifndef SC_NO_FONT_LOADING
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int fonts_loaded;
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#define FONT_8 2
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#define FONT_14 4
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#define FONT_16 8
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#define FONT_22 8
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u_char *font_8;
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u_char *font_14;
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u_char *font_16;
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u_char *font_22;
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#endif
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u_char cursor_char;
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u_char mouse_char;
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} sc_softc_t;
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/* virtual screen */
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typedef struct scr_stat {
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int index; /* index of this vty */
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struct sc_softc *sc; /* pointer to softc */
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struct sc_rndr_sw *rndr; /* renderer */
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#ifndef __sparc64__
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sc_vtb_t scr;
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#endif
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sc_vtb_t vtb;
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int xpos; /* current X position */
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int ypos; /* current Y position */
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int xsize; /* X text size */
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int ysize; /* Y text size */
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int xpixel; /* X graphics size */
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int ypixel; /* Y graphics size */
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int xoff; /* X offset in pixel mode */
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int yoff; /* Y offset in pixel mode */
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u_char *font; /* current font */
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int font_size; /* fontsize in Y direction */
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int font_width; /* fontsize in X direction */
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int start; /* modified area start */
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int end; /* modified area end */
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struct sc_term_sw *tsw;
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void *ts;
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int status; /* status (bitfield) */
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int kbd_mode; /* keyboard I/O mode */
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int cursor_pos; /* cursor buffer position */
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int cursor_oldpos; /* cursor old buffer position */
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u_short cursor_saveunder_char; /* saved char under cursor */
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u_short cursor_saveunder_attr; /* saved attr under cursor */
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struct cursor_attr dflt_curs_attr;
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struct cursor_attr curr_curs_attr;
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struct cursor_attr curs_attr;
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int mouse_pos; /* mouse buffer position */
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int mouse_oldpos; /* mouse old buffer position */
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short mouse_xpos; /* mouse x coordinate */
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short mouse_ypos; /* mouse y coordinate */
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short mouse_oldxpos; /* mouse previous x coordinate */
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short mouse_oldypos; /* mouse previous y coordinate */
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short mouse_buttons; /* mouse buttons */
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int mouse_cut_start; /* mouse cut start pos */
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int mouse_cut_end; /* mouse cut end pos */
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struct proc *mouse_proc; /* proc* of controlling proc */
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pid_t mouse_pid; /* pid of controlling proc */
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int mouse_signal; /* signal # to report with */
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u_short bell_duration;
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u_short bell_pitch;
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u_char border; /* border color */
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int mode; /* mode */
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pid_t pid; /* pid of controlling proc */
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struct proc *proc; /* proc* of controlling proc */
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struct vt_mode smode; /* switch mode */
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sc_vtb_t *history; /* circular history buffer */
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int history_pos; /* position shown on screen */
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int history_size; /* size of history buffer */
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int splash_save_mode; /* saved mode for splash screen */
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int splash_save_status; /* saved status for splash screen */
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struct mtx scr_lock; /* mutex for sc_puts() */
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#ifdef _SCR_MD_STAT_DECLARED_
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scr_md_stat_t md; /* machine dependent vars */
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#endif
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} scr_stat;
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#ifndef SC_NORM_ATTR
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#define SC_NORM_ATTR (FG_LIGHTGREY | BG_BLACK)
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#endif
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#ifndef SC_NORM_REV_ATTR
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#define SC_NORM_REV_ATTR (FG_BLACK | BG_LIGHTGREY)
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#endif
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#ifndef SC_KERNEL_CONS_ATTR
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#define SC_KERNEL_CONS_ATTR (FG_WHITE | BG_BLACK)
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#endif
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#ifndef SC_KERNEL_CONS_REV_ATTR
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#define SC_KERNEL_CONS_REV_ATTR (FG_BLACK | BG_LIGHTGREY)
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#endif
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/* terminal emulator */
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#ifndef SC_DFLT_TERM
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#define SC_DFLT_TERM "*" /* any */
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#endif
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typedef int sc_term_init_t(scr_stat *scp, void **tcp, int code);
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#define SC_TE_COLD_INIT 0
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#define SC_TE_WARM_INIT 1
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typedef int sc_term_term_t(scr_stat *scp, void **tcp);
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typedef void sc_term_puts_t(scr_stat *scp, u_char *buf, int len);
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typedef int sc_term_ioctl_t(scr_stat *scp, struct tty *tp, u_long cmd,
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caddr_t data, int flag, struct thread *td);
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typedef int sc_term_reset_t(scr_stat *scp, int code);
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#define SC_TE_HARD_RESET 0
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#define SC_TE_SOFT_RESET 1
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typedef void sc_term_default_attr_t(scr_stat *scp, int norm, int rev);
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typedef void sc_term_clear_t(scr_stat *scp);
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typedef void sc_term_notify_t(scr_stat *scp, int event);
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#define SC_TE_NOTIFY_VTSWITCH_IN 0
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#define SC_TE_NOTIFY_VTSWITCH_OUT 1
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typedef int sc_term_input_t(scr_stat *scp, int c, struct tty *tp);
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typedef struct sc_term_sw {
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LIST_ENTRY(sc_term_sw) link;
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char *te_name; /* name of the emulator */
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char *te_desc; /* description */
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char *te_renderer; /* matching renderer */
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size_t te_size; /* size of internal buffer */
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int te_refcount; /* reference counter */
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sc_term_init_t *te_init;
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sc_term_term_t *te_term;
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sc_term_puts_t *te_puts;
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sc_term_ioctl_t *te_ioctl;
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sc_term_reset_t *te_reset;
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sc_term_default_attr_t *te_default_attr;
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sc_term_clear_t *te_clear;
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sc_term_notify_t *te_notify;
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sc_term_input_t *te_input;
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} sc_term_sw_t;
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#define SCTERM_MODULE(name, sw) \
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DATA_SET(scterm_set, sw); \
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static int \
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scterm_##name##_event(module_t mod, int type, void *data) \
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{ \
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switch (type) { \
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case MOD_LOAD: \
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return sc_term_add(&sw); \
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case MOD_UNLOAD: \
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if (sw.te_refcount > 0) \
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return EBUSY; \
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return sc_term_remove(&sw); \
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default: \
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return EOPNOTSUPP; \
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break; \
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} \
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return 0; \
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} \
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static moduledata_t scterm_##name##_mod = { \
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"scterm-" #name, \
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scterm_##name##_event, \
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NULL, \
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}; \
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DECLARE_MODULE(scterm_##name, scterm_##name##_mod, \
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SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
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/* renderer function table */
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typedef void vr_init_t(scr_stat *scp);
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typedef void vr_clear_t(scr_stat *scp, int c, int attr);
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typedef void vr_draw_border_t(scr_stat *scp, int color);
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typedef void vr_draw_t(scr_stat *scp, int from, int count, int flip);
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typedef void vr_set_cursor_t(scr_stat *scp, int base, int height, int blink);
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typedef void vr_draw_cursor_t(scr_stat *scp, int at, int blink,
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int on, int flip);
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typedef void vr_blink_cursor_t(scr_stat *scp, int at, int flip);
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typedef void vr_set_mouse_t(scr_stat *scp);
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typedef void vr_draw_mouse_t(scr_stat *scp, int x, int y, int on);
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typedef struct sc_rndr_sw {
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vr_init_t *init;
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vr_clear_t *clear;
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vr_draw_border_t *draw_border;
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vr_draw_t *draw;
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vr_set_cursor_t *set_cursor;
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vr_draw_cursor_t *draw_cursor;
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vr_blink_cursor_t *blink_cursor;
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vr_set_mouse_t *set_mouse;
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vr_draw_mouse_t *draw_mouse;
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} sc_rndr_sw_t;
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typedef struct sc_renderer {
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char *name;
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int mode;
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sc_rndr_sw_t *rndrsw;
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LIST_ENTRY(sc_renderer) link;
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} sc_renderer_t;
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#define RENDERER(name, mode, sw, set) \
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static struct sc_renderer scrndr_##name##_##mode = { \
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#name, mode, &sw \
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}; \
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DATA_SET(scrndr_set, scrndr_##name##_##mode); \
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DATA_SET(set, scrndr_##name##_##mode)
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#define RENDERER_MODULE(name, set) \
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SET_DECLARE(set, sc_renderer_t); \
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static int \
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scrndr_##name##_event(module_t mod, int type, void *data) \
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{ \
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sc_renderer_t **list; \
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int error = 0; \
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switch (type) { \
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case MOD_LOAD: \
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SET_FOREACH(list, set) { \
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error = sc_render_add(*list); \
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if (error) \
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break; \
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} \
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break; \
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case MOD_UNLOAD: \
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SET_FOREACH(list, set) { \
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error = sc_render_remove(*list);\
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if (error) \
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break; \
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} \
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break; \
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default: \
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return EOPNOTSUPP; \
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break; \
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} \
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return error; \
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} \
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static moduledata_t scrndr_##name##_mod = { \
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"scrndr-" #name, \
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scrndr_##name##_event, \
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NULL, \
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}; \
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DECLARE_MODULE(scrndr_##name, scrndr_##name##_mod, \
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SI_SUB_DRIVERS, SI_ORDER_MIDDLE)
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|
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typedef struct {
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int cursor_start;
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int cursor_end;
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int shift_state;
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int bell_pitch;
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} bios_values_t;
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|
|
|
/* other macros */
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|
#define ISTEXTSC(scp) (!((scp)->status \
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& (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE)))
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|
#define ISGRAPHSC(scp) (((scp)->status \
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|
& (UNKNOWN_MODE | GRAPHICS_MODE)))
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|
#define ISPIXELSC(scp) (((scp)->status \
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|
& (UNKNOWN_MODE | GRAPHICS_MODE | PIXEL_MODE))\
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== PIXEL_MODE)
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|
#define ISUNKNOWNSC(scp) ((scp)->status & UNKNOWN_MODE)
|
|
|
|
#define ISMOUSEAVAIL(af) ((af) & V_ADP_FONT)
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|
#define ISFONTAVAIL(af) ((af) & V_ADP_FONT)
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|
#define ISPALAVAIL(af) ((af) & V_ADP_PALETTE)
|
|
|
|
#define ISSIGVALID(sig) ((sig) > 0 && (sig) < NSIG)
|
|
|
|
#define SC_VIDEO_LOCKINIT(sc) \
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|
mtx_init(&(sc)->video_mtx, "syscons video lock", NULL, \
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|
MTX_SPIN | MTX_RECURSE);
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|
#define SC_VIDEO_LOCK(sc) \
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|
do { \
|
|
if (!cold) \
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|
mtx_lock_spin(&(sc)->video_mtx); \
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|
} while(0)
|
|
#define SC_VIDEO_UNLOCK(sc) \
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|
do { \
|
|
if (!cold) \
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|
mtx_unlock_spin(&(sc)->video_mtx); \
|
|
} while(0)
|
|
|
|
/* syscons.c */
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|
extern int (*sc_user_ioctl)(struct cdev *dev, u_long cmd, caddr_t data,
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|
int flag, struct thread *td);
|
|
|
|
int sc_probe_unit(int unit, int flags);
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|
int sc_attach_unit(int unit, int flags);
|
|
|
|
int set_mode(scr_stat *scp);
|
|
|
|
void sc_set_border(scr_stat *scp, int color);
|
|
void sc_load_font(scr_stat *scp, int page, int size, int width,
|
|
u_char *font, int base, int count);
|
|
void sc_save_font(scr_stat *scp, int page, int size, int width,
|
|
u_char *font, int base, int count);
|
|
void sc_show_font(scr_stat *scp, int page);
|
|
|
|
void sc_touch_scrn_saver(void);
|
|
void sc_puts(scr_stat *scp, u_char *buf, int len);
|
|
void sc_draw_cursor_image(scr_stat *scp);
|
|
void sc_remove_cursor_image(scr_stat *scp);
|
|
void sc_set_cursor_image(scr_stat *scp);
|
|
void sc_change_cursor_shape(scr_stat *scp, int flags,
|
|
int base, int height);
|
|
int sc_clean_up(scr_stat *scp);
|
|
int sc_switch_scr(sc_softc_t *sc, u_int next_scr);
|
|
void sc_alloc_scr_buffer(scr_stat *scp, int wait, int discard);
|
|
int sc_init_emulator(scr_stat *scp, char *name);
|
|
void sc_paste(scr_stat *scp, u_char *p, int count);
|
|
void sc_bell(scr_stat *scp, int pitch, int duration);
|
|
|
|
/* schistory.c */
|
|
#ifndef SC_NO_HISTORY
|
|
int sc_alloc_history_buffer(scr_stat *scp, int lines,
|
|
int prev_ysize, int wait);
|
|
void sc_free_history_buffer(scr_stat *scp, int prev_ysize);
|
|
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 thread *td);
|
|
#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);
|
|
void sc_mouse_paste(scr_stat *scp);
|
|
#else
|
|
#define sc_draw_mouse_image(scp)
|
|
#define sc_remove_mouse_image(scp)
|
|
#define sc_inside_cutmark(scp, pos) FALSE
|
|
#define sc_remove_cutmarking(scp)
|
|
#define sc_remove_all_cutmarkings(scp)
|
|
#define sc_remove_all_mouse(scp)
|
|
#define sc_mouse_paste(scp)
|
|
#endif /* SC_NO_CUTPASTE */
|
|
#ifndef SC_NO_SYSMOUSE
|
|
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 thread *td);
|
|
#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 font_width);
|
|
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, int font_width);
|
|
int sc_vid_ioctl(struct tty *tp, u_long cmd, caddr_t data, int flag,
|
|
struct thread *td);
|
|
|
|
int sc_render_add(sc_renderer_t *rndr);
|
|
int sc_render_remove(sc_renderer_t *rndr);
|
|
sc_rndr_sw_t *sc_render_match(scr_stat *scp, char *name, int mode);
|
|
|
|
/* 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)
|
|
#define sc_vtb_cols(vtb) ((vtb)->vtb_cols)
|
|
|
|
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_move(sc_vtb_t *vtb, int from, int to, int count);
|
|
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);
|
|
|
|
/* sysmouse.c */
|
|
int sysmouse_event(mouse_info_t *info);
|
|
|
|
/* scterm.c */
|
|
void sc_move_cursor(scr_stat *scp, int x, int y);
|
|
void sc_clear_screen(scr_stat *scp);
|
|
int sc_term_add(sc_term_sw_t *sw);
|
|
int sc_term_remove(sc_term_sw_t *sw);
|
|
sc_term_sw_t *sc_term_match(char *name);
|
|
sc_term_sw_t *sc_term_match_by_number(int index);
|
|
|
|
/* 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_ */
|