2 * Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer as
10 * the first lines of this file unmodified.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include "opt_syscons.h"
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
35 #include <sys/module.h>
36 #include <sys/consio.h>
38 #if defined(__arm__) || defined(__mips__) || \
39 defined(__powerpc__) || defined(__sparc64__)
40 #include <machine/sc_machdep.h>
42 #include <machine/pc/display.h>
45 #include <dev/syscons/syscons.h>
46 #include <dev/syscons/sctermvar.h>
48 /* dumb terminal emulator */
50 static sc_term_init_t dumb_init;
51 static sc_term_term_t dumb_term;
52 static sc_term_puts_t dumb_puts;
53 static sc_term_ioctl_t dumb_ioctl;
54 static sc_term_clear_t dumb_clear;
55 static sc_term_input_t dumb_input;
56 static void dumb_nop(void);
57 static sc_term_fkeystr_t dumb_fkeystr;
58 static sc_term_sync_t dumb_sync;
60 static sc_term_sw_t sc_term_dumb = {
62 "dumb", /* emulator name */
63 "dumb terminal", /* description */
64 "*", /* matching renderer */
71 (sc_term_reset_t *)dumb_nop,
72 (sc_term_default_attr_t *)dumb_nop,
74 (sc_term_notify_t *)dumb_nop,
80 SCTERM_MODULE(dumb, sc_term_dumb);
83 dumb_init(scr_stat *scp, void **softc, int code)
87 ++sc_term_dumb.te_refcount;
96 dumb_term(scr_stat *scp, void **softc)
98 --sc_term_dumb.te_refcount;
103 dumb_puts(scr_stat *scp, u_char *buf, int len)
106 ++scp->sc->write_in_progress;
107 sc_term_gen_print(scp, &buf, &len, SC_NORM_ATTR << 8);
108 sc_term_gen_scroll(scp, scp->sc->scr_map[0x20],
110 --scp->sc->write_in_progress;
115 dumb_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data,
121 case GIO_ATTR: /* get current attributes */
122 *(int*)data = SC_NORM_ATTR;
124 case CONS_GETINFO: /* get current (virtual) console info */
125 vi = (vid_info_t *)data;
126 if (vi->size != sizeof(struct vid_info))
128 vi->mv_norm.fore = SC_NORM_ATTR & 0x0f;
129 vi->mv_norm.back = (SC_NORM_ATTR >> 4) & 0x0f;
130 vi->mv_rev.fore = SC_NORM_ATTR & 0x0f;
131 vi->mv_rev.back = (SC_NORM_ATTR >> 4) & 0x0f;
133 * The other fields are filled by the upper routine. XXX
141 dumb_clear(scr_stat *scp)
143 sc_move_cursor(scp, 0, 0);
144 sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], SC_NORM_ATTR << 8);
149 dumb_input(scr_stat *scp, int c, struct tty *tp)
155 dumb_fkeystr(scr_stat *scp, int c)
161 dumb_sync(scr_stat *scp)