824 lines
21 KiB
C
824 lines
21 KiB
C
/*-
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* Copyright (c) 1999 Kazutaka YOKOTA <yokota@zodiac.mech.utsunomiya-u.ac.jp>
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* Copyright (c) 1992-1998 Søren Schmidt
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* All rights reserved.
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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 as
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* the first lines of this file unmodified.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include "opt_syscons.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <sys/consio.h>
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#if __sparc64__ || __powerpc__
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#include <machine/sc_machdep.h>
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#else
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#include <machine/pc/display.h>
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#endif
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#include <dev/syscons/syscons.h>
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#include <dev/syscons/sctermvar.h>
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#ifndef SC_DUMB_TERMINAL
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#define MAX_ESC_PAR 5
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/* attribute flags */
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typedef struct {
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u_short fg; /* foreground color */
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u_short bg; /* background color */
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} color_t;
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typedef struct {
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int flags;
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#define SCTERM_BUSY (1 << 0)
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int esc;
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int num_param;
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int last_param;
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int param[MAX_ESC_PAR];
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int saved_xpos;
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int saved_ypos;
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int attr_mask; /* current logical attr mask */
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#define NORMAL_ATTR 0x00
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#define BLINK_ATTR 0x01
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#define BOLD_ATTR 0x02
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#define UNDERLINE_ATTR 0x04
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#define REVERSE_ATTR 0x08
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#define FG_CHANGED 0x10
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#define BG_CHANGED 0x20
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int cur_attr; /* current hardware attr word */
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color_t cur_color; /* current hardware color */
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color_t std_color; /* normal hardware color */
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color_t rev_color; /* reverse hardware color */
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color_t dflt_std_color; /* default normal color */
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color_t dflt_rev_color; /* default reverse color */
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} term_stat;
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static sc_term_init_t scterm_init;
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static sc_term_term_t scterm_term;
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static sc_term_puts_t scterm_puts;
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static sc_term_ioctl_t scterm_ioctl;
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static sc_term_reset_t scterm_reset;
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static sc_term_default_attr_t scterm_default_attr;
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static sc_term_clear_t scterm_clear;
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static sc_term_notify_t scterm_notify;
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static sc_term_input_t scterm_input;
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static sc_term_sw_t sc_term_sc = {
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{ NULL, NULL },
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"sc", /* emulator name */
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"syscons terminal", /* description */
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"*", /* matching renderer, any :-) */
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sizeof(term_stat), /* softc size */
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0,
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scterm_init,
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scterm_term,
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scterm_puts,
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scterm_ioctl,
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scterm_reset,
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scterm_default_attr,
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scterm_clear,
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scterm_notify,
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scterm_input,
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};
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SCTERM_MODULE(sc, sc_term_sc);
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static term_stat reserved_term_stat;
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static void scterm_scan_esc(scr_stat *scp, term_stat *tcp,
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u_char c);
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static int mask2attr(term_stat *tcp);
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static int
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scterm_init(scr_stat *scp, void **softc, int code)
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{
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term_stat *tcp;
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if (*softc == NULL) {
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if (reserved_term_stat.flags & SCTERM_BUSY)
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return EINVAL;
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*softc = &reserved_term_stat;
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}
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tcp = *softc;
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switch (code) {
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case SC_TE_COLD_INIT:
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bzero(tcp, sizeof(*tcp));
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tcp->flags = SCTERM_BUSY;
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tcp->esc = 0;
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tcp->saved_xpos = -1;
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tcp->saved_ypos = -1;
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tcp->attr_mask = NORMAL_ATTR;
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/* XXX */
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tcp->dflt_std_color.fg = SC_NORM_ATTR & 0x0f;
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tcp->dflt_std_color.bg = (SC_NORM_ATTR >> 4) & 0x0f;
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tcp->dflt_rev_color.fg = SC_NORM_REV_ATTR & 0x0f;
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tcp->dflt_rev_color.bg = (SC_NORM_REV_ATTR >> 4) & 0x0f;
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tcp->std_color = tcp->dflt_std_color;
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tcp->rev_color = tcp->dflt_rev_color;
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tcp->cur_color = tcp->std_color;
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tcp->cur_attr = mask2attr(tcp);
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++sc_term_sc.te_refcount;
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break;
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case SC_TE_WARM_INIT:
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tcp->esc = 0;
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tcp->saved_xpos = -1;
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tcp->saved_ypos = -1;
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#if 0
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tcp->std_color = tcp->dflt_std_color;
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tcp->rev_color = tcp->dflt_rev_color;
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#endif
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tcp->cur_color = tcp->std_color;
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tcp->cur_attr = mask2attr(tcp);
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break;
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}
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return 0;
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}
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static int
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scterm_term(scr_stat *scp, void **softc)
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{
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if (*softc == &reserved_term_stat) {
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*softc = NULL;
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bzero(&reserved_term_stat, sizeof(reserved_term_stat));
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}
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--sc_term_sc.te_refcount;
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return 0;
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}
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static void
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scterm_scan_esc(scr_stat *scp, term_stat *tcp, u_char c)
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{
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static u_char ansi_col[16] = {
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#ifdef __alpha__
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/*
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* DEC is evil. They switch the red and blue attributes in
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* the palette in the system console. As a simple work-around,
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* re-map the ANSI colors appropriately.
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*/
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FG_BLACK, FG_BLUE, FG_GREEN, FG_CYAN,
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FG_RED, FG_MAGENTA, FG_BROWN, FG_LIGHTGREY,
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FG_DARKGREY, FG_LIGHTBLUE, FG_LIGHTGREEN, FG_LIGHTCYAN,
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FG_LIGHTRED, FG_LIGHTMAGENTA, FG_YELLOW, FG_WHITE
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#else
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FG_BLACK, FG_RED, FG_GREEN, FG_BROWN,
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FG_BLUE, FG_MAGENTA, FG_CYAN, FG_LIGHTGREY,
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FG_DARKGREY, FG_LIGHTRED, FG_LIGHTGREEN, FG_YELLOW,
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FG_LIGHTBLUE, FG_LIGHTMAGENTA, FG_LIGHTCYAN, FG_WHITE
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#endif
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};
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static int cattrs[] = {
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0, /* block */
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CONS_BLINK_CURSOR, /* blinking block */
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CONS_CHAR_CURSOR, /* underline */
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CONS_CHAR_CURSOR | CONS_BLINK_CURSOR, /* blinking underline */
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CONS_RESET_CURSOR, /* reset to default */
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CONS_HIDDEN_CURSOR, /* hide cursor */
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};
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static int tcattrs[] = {
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CONS_RESET_CURSOR | CONS_LOCAL_CURSOR, /* normal */
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CONS_HIDDEN_CURSOR | CONS_LOCAL_CURSOR, /* invisible */
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CONS_BLINK_CURSOR | CONS_LOCAL_CURSOR, /* very visible */
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};
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sc_softc_t *sc;
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int v0, v1, v2;
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int i, n;
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i = n = 0;
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sc = scp->sc;
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if (tcp->esc == 1) { /* seen ESC */
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switch (c) {
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case '7': /* Save cursor position */
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tcp->saved_xpos = scp->xpos;
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tcp->saved_ypos = scp->ypos;
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break;
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case '8': /* Restore saved cursor position */
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if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0)
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sc_move_cursor(scp, tcp->saved_xpos,
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tcp->saved_ypos);
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break;
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case '[': /* Start ESC [ sequence */
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tcp->esc = 2;
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tcp->last_param = -1;
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for (i = tcp->num_param; i < MAX_ESC_PAR; i++)
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tcp->param[i] = 1;
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tcp->num_param = 0;
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return;
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case 'M': /* Move cursor up 1 line, scroll if at top */
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sc_term_up_scroll(scp, 1, sc->scr_map[0x20],
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tcp->cur_attr, 0, 0);
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break;
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#if notyet
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case 'Q':
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tcp->esc = 4;
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return;
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#endif
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case 'c': /* reset */
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tcp->attr_mask = NORMAL_ATTR;
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tcp->cur_color = tcp->std_color
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= tcp->dflt_std_color;
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tcp->rev_color = tcp->dflt_rev_color;
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tcp->cur_attr = mask2attr(tcp);
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sc_change_cursor_shape(scp,
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CONS_RESET_CURSOR | CONS_LOCAL_CURSOR, -1, -1);
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sc_clear_screen(scp);
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break;
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case '(': /* iso-2022: designate 94 character set to G0 */
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tcp->esc = 5;
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return;
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}
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} else if (tcp->esc == 2) { /* seen ESC [ */
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if (c >= '0' && c <= '9') {
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if (tcp->num_param < MAX_ESC_PAR) {
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if (tcp->last_param != tcp->num_param) {
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tcp->last_param = tcp->num_param;
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tcp->param[tcp->num_param] = 0;
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} else {
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tcp->param[tcp->num_param] *= 10;
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}
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tcp->param[tcp->num_param] += c - '0';
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return;
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}
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}
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tcp->num_param = tcp->last_param + 1;
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switch (c) {
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case ';':
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if (tcp->num_param < MAX_ESC_PAR)
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return;
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break;
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case '=':
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tcp->esc = 3;
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tcp->last_param = -1;
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for (i = tcp->num_param; i < MAX_ESC_PAR; i++)
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tcp->param[i] = 1;
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tcp->num_param = 0;
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return;
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case 'A': /* up n rows */
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sc_term_up(scp, tcp->param[0], 0);
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break;
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case 'B': /* down n rows */
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sc_term_down(scp, tcp->param[0], 0);
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break;
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case 'C': /* right n columns */
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sc_term_right(scp, tcp->param[0]);
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break;
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case 'D': /* left n columns */
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sc_term_left(scp, tcp->param[0]);
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break;
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case 'E': /* cursor to start of line n lines down */
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n = tcp->param[0];
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if (n < 1)
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n = 1;
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sc_move_cursor(scp, 0, scp->ypos + n);
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break;
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case 'F': /* cursor to start of line n lines up */
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n = tcp->param[0];
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if (n < 1)
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n = 1;
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sc_move_cursor(scp, 0, scp->ypos - n);
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break;
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case 'f': /* Cursor move */
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case 'H':
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if (tcp->num_param == 0)
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sc_move_cursor(scp, 0, 0);
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else if (tcp->num_param == 2)
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sc_move_cursor(scp, tcp->param[1] - 1,
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tcp->param[0] - 1);
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break;
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case 'J': /* Clear all or part of display */
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if (tcp->num_param == 0)
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n = 0;
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else
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n = tcp->param[0];
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sc_term_clr_eos(scp, n, sc->scr_map[0x20],
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tcp->cur_attr);
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break;
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case 'K': /* Clear all or part of line */
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if (tcp->num_param == 0)
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n = 0;
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else
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n = tcp->param[0];
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sc_term_clr_eol(scp, n, sc->scr_map[0x20],
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tcp->cur_attr);
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break;
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case 'L': /* Insert n lines */
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sc_term_ins_line(scp, scp->ypos, tcp->param[0],
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sc->scr_map[0x20], tcp->cur_attr, 0);
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break;
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case 'M': /* Delete n lines */
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sc_term_del_line(scp, scp->ypos, tcp->param[0],
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sc->scr_map[0x20], tcp->cur_attr, 0);
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break;
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case 'P': /* Delete n chars */
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sc_term_del_char(scp, tcp->param[0],
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sc->scr_map[0x20], tcp->cur_attr);
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break;
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case '@': /* Insert n chars */
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sc_term_ins_char(scp, tcp->param[0],
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sc->scr_map[0x20], tcp->cur_attr);
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break;
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case 'S': /* scroll up n lines */
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sc_term_del_line(scp, 0, tcp->param[0],
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sc->scr_map[0x20], tcp->cur_attr, 0);
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break;
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case 'T': /* scroll down n lines */
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sc_term_ins_line(scp, 0, tcp->param[0],
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sc->scr_map[0x20], tcp->cur_attr, 0);
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break;
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case 'X': /* erase n characters in line */
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n = tcp->param[0];
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if (n < 1)
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n = 1;
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if (n > scp->xsize - scp->xpos)
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n = scp->xsize - scp->xpos;
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sc_vtb_erase(&scp->vtb, scp->cursor_pos, n,
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sc->scr_map[0x20], tcp->cur_attr);
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mark_for_update(scp, scp->cursor_pos);
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mark_for_update(scp, scp->cursor_pos + n - 1);
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break;
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case 'Z': /* move n tabs backwards */
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sc_term_backtab(scp, tcp->param[0]);
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break;
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case '`': /* move cursor to column n */
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sc_term_col(scp, tcp->param[0]);
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break;
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case 'a': /* move cursor n columns to the right */
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sc_term_right(scp, tcp->param[0]);
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break;
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case 'd': /* move cursor to row n */
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sc_term_row(scp, tcp->param[0]);
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break;
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case 'e': /* move cursor n rows down */
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sc_term_down(scp, tcp->param[0], 0);
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break;
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case 'm': /* change attribute */
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if (tcp->num_param == 0) {
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tcp->attr_mask = NORMAL_ATTR;
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tcp->cur_color = tcp->std_color;
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tcp->cur_attr = mask2attr(tcp);
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break;
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}
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for (i = 0; i < tcp->num_param; i++) {
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switch (n = tcp->param[i]) {
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case 0: /* back to normal */
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tcp->attr_mask = NORMAL_ATTR;
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tcp->cur_color = tcp->std_color;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 1: /* bold */
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tcp->attr_mask |= BOLD_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 4: /* underline */
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tcp->attr_mask |= UNDERLINE_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 5: /* blink */
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tcp->attr_mask |= BLINK_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 7: /* reverse */
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tcp->attr_mask |= REVERSE_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 22: /* remove bold (or dim) */
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tcp->attr_mask &= ~BOLD_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 24: /* remove underline */
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tcp->attr_mask &= ~UNDERLINE_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 25: /* remove blink */
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tcp->attr_mask &= ~BLINK_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 27: /* remove reverse */
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tcp->attr_mask &= ~REVERSE_ATTR;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 30: case 31: /* set ansi fg color */
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case 32: case 33: case 34:
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case 35: case 36: case 37:
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tcp->attr_mask |= FG_CHANGED;
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tcp->cur_color.fg = ansi_col[n - 30];
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 39: /* restore fg color back to normal */
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tcp->attr_mask &= ~(FG_CHANGED|BOLD_ATTR);
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tcp->cur_color.fg = tcp->std_color.fg;
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 40: case 41: /* set ansi bg color */
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case 42: case 43: case 44:
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case 45: case 46: case 47:
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tcp->attr_mask |= BG_CHANGED;
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tcp->cur_color.bg = ansi_col[n - 40];
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tcp->cur_attr = mask2attr(tcp);
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break;
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case 49: /* restore bg color back to normal */
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tcp->attr_mask &= ~BG_CHANGED;
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tcp->cur_color.bg = tcp->std_color.bg;
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tcp->cur_attr = mask2attr(tcp);
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break;
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}
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}
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break;
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case 's': /* Save cursor position */
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tcp->saved_xpos = scp->xpos;
|
|
tcp->saved_ypos = scp->ypos;
|
|
break;
|
|
|
|
case 'u': /* Restore saved cursor position */
|
|
if (tcp->saved_xpos >= 0 && tcp->saved_ypos >= 0)
|
|
sc_move_cursor(scp, tcp->saved_xpos,
|
|
tcp->saved_ypos);
|
|
break;
|
|
|
|
case 'x':
|
|
if (tcp->num_param == 0)
|
|
n = 0;
|
|
else
|
|
n = tcp->param[0];
|
|
switch (n) {
|
|
case 0: /* reset colors and attributes back to normal */
|
|
tcp->attr_mask = NORMAL_ATTR;
|
|
tcp->cur_color = tcp->std_color
|
|
= tcp->dflt_std_color;
|
|
tcp->rev_color = tcp->dflt_rev_color;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
case 1: /* set ansi background */
|
|
tcp->attr_mask &= ~BG_CHANGED;
|
|
tcp->cur_color.bg = tcp->std_color.bg
|
|
= ansi_col[tcp->param[1] & 0x0f];
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
case 2: /* set ansi foreground */
|
|
tcp->attr_mask &= ~FG_CHANGED;
|
|
tcp->cur_color.fg = tcp->std_color.fg
|
|
= ansi_col[tcp->param[1] & 0x0f];
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
case 3: /* set adapter attribute directly */
|
|
tcp->attr_mask &= ~(FG_CHANGED | BG_CHANGED);
|
|
tcp->cur_color.fg = tcp->std_color.fg
|
|
= tcp->param[1] & 0x0f;
|
|
tcp->cur_color.bg = tcp->std_color.bg
|
|
= (tcp->param[1] >> 4) & 0x0f;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
case 5: /* set ansi reverse background */
|
|
tcp->rev_color.bg = ansi_col[tcp->param[1] & 0x0f];
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
case 6: /* set ansi reverse foreground */
|
|
tcp->rev_color.fg = ansi_col[tcp->param[1] & 0x0f];
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
case 7: /* set adapter reverse attribute directly */
|
|
tcp->rev_color.fg = tcp->param[1] & 0x0f;
|
|
tcp->rev_color.bg = (tcp->param[1] >> 4) & 0x0f;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 'z': /* switch to (virtual) console n */
|
|
if (tcp->num_param == 1)
|
|
sc_switch_scr(sc, tcp->param[0]);
|
|
break;
|
|
}
|
|
} else if (tcp->esc == 3) { /* seen ESC [0-9]+ = */
|
|
if (c >= '0' && c <= '9') {
|
|
if (tcp->num_param < MAX_ESC_PAR) {
|
|
if (tcp->last_param != tcp->num_param) {
|
|
tcp->last_param = tcp->num_param;
|
|
tcp->param[tcp->num_param] = 0;
|
|
} else {
|
|
tcp->param[tcp->num_param] *= 10;
|
|
}
|
|
tcp->param[tcp->num_param] += c - '0';
|
|
return;
|
|
}
|
|
}
|
|
tcp->num_param = tcp->last_param + 1;
|
|
switch (c) {
|
|
|
|
case ';':
|
|
if (tcp->num_param < MAX_ESC_PAR)
|
|
return;
|
|
break;
|
|
|
|
case 'A': /* set display border color */
|
|
if (tcp->num_param == 1) {
|
|
scp->border=tcp->param[0] & 0xff;
|
|
if (scp == sc->cur_scp)
|
|
sc_set_border(scp, scp->border);
|
|
}
|
|
break;
|
|
|
|
case 'B': /* set bell pitch and duration */
|
|
if (tcp->num_param == 2) {
|
|
scp->bell_pitch = tcp->param[0];
|
|
scp->bell_duration =
|
|
(tcp->param[1] * hz + 99) / 100;
|
|
}
|
|
break;
|
|
|
|
case 'C': /* set global/parmanent cursor type & shape */
|
|
i = spltty();
|
|
n = tcp->num_param;
|
|
v0 = tcp->param[0];
|
|
v1 = tcp->param[1];
|
|
v2 = tcp->param[2];
|
|
switch (n) {
|
|
case 1: /* flags only */
|
|
if (v0 < sizeof(cattrs)/sizeof(cattrs[0]))
|
|
v0 = cattrs[v0];
|
|
else /* backward compatibility */
|
|
v0 = cattrs[v0 & 0x3];
|
|
sc_change_cursor_shape(scp, v0, -1, -1);
|
|
break;
|
|
case 2:
|
|
v2 = 0;
|
|
v0 &= 0x1f; /* backward compatibility */
|
|
v1 &= 0x1f;
|
|
/* FALL THROUGH */
|
|
case 3: /* base and height */
|
|
if (v2 == 0) /* count from top */
|
|
sc_change_cursor_shape(scp, -1,
|
|
scp->font_size - v1 - 1,
|
|
v1 - v0 + 1);
|
|
else if (v2 == 1) /* count from bottom */
|
|
sc_change_cursor_shape(scp, -1,
|
|
v0, v1 - v0 + 1);
|
|
break;
|
|
}
|
|
splx(i);
|
|
break;
|
|
|
|
case 'F': /* set adapter foreground */
|
|
if (tcp->num_param == 1) {
|
|
tcp->attr_mask &= ~FG_CHANGED;
|
|
tcp->cur_color.fg = tcp->std_color.fg
|
|
= tcp->param[0] & 0x0f;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
}
|
|
break;
|
|
|
|
case 'G': /* set adapter background */
|
|
if (tcp->num_param == 1) {
|
|
tcp->attr_mask &= ~BG_CHANGED;
|
|
tcp->cur_color.bg = tcp->std_color.bg
|
|
= tcp->param[0] & 0x0f;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
}
|
|
break;
|
|
|
|
case 'H': /* set adapter reverse foreground */
|
|
if (tcp->num_param == 1) {
|
|
tcp->rev_color.fg = tcp->param[0] & 0x0f;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
}
|
|
break;
|
|
|
|
case 'I': /* set adapter reverse background */
|
|
if (tcp->num_param == 1) {
|
|
tcp->rev_color.bg = tcp->param[0] & 0x0f;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
}
|
|
break;
|
|
|
|
case 'S': /* set local/temporary cursor type & shape */
|
|
i = spltty();
|
|
n = tcp->num_param;
|
|
v0 = tcp->param[0];
|
|
switch (n) {
|
|
case 0:
|
|
v0 = 0;
|
|
/* FALL THROUGH */
|
|
case 1:
|
|
if (v0 < sizeof(tcattrs)/sizeof(tcattrs[0]))
|
|
sc_change_cursor_shape(scp,
|
|
tcattrs[v0], -1, -1);
|
|
break;
|
|
}
|
|
splx(i);
|
|
break;
|
|
}
|
|
#if notyet
|
|
} else if (tcp->esc == 4) { /* seen ESC Q */
|
|
/* to be filled */
|
|
#endif
|
|
} else if (tcp->esc == 5) { /* seen ESC ( */
|
|
switch (c) {
|
|
case 'B': /* iso-2022: desginate ASCII into G0 */
|
|
break;
|
|
/* other items to be filled */
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
tcp->esc = 0;
|
|
}
|
|
|
|
static void
|
|
scterm_puts(scr_stat *scp, u_char *buf, int len)
|
|
{
|
|
term_stat *tcp;
|
|
|
|
tcp = scp->ts;
|
|
outloop:
|
|
scp->sc->write_in_progress++;
|
|
|
|
if (tcp->esc) {
|
|
scterm_scan_esc(scp, tcp, *buf);
|
|
buf++;
|
|
len--;
|
|
} else {
|
|
switch (*buf) {
|
|
case 0x1b:
|
|
tcp->esc = 1;
|
|
tcp->num_param = 0;
|
|
buf++;
|
|
len--;
|
|
break;
|
|
default:
|
|
sc_term_gen_print(scp, &buf, &len, tcp->cur_attr);
|
|
break;
|
|
}
|
|
}
|
|
|
|
sc_term_gen_scroll(scp, scp->sc->scr_map[0x20], tcp->cur_attr);
|
|
|
|
scp->sc->write_in_progress--;
|
|
if (len)
|
|
goto outloop;
|
|
}
|
|
|
|
static int
|
|
scterm_ioctl(scr_stat *scp, struct tty *tp, u_long cmd, caddr_t data,
|
|
int flag, struct thread *td)
|
|
{
|
|
term_stat *tcp = scp->ts;
|
|
vid_info_t *vi;
|
|
|
|
switch (cmd) {
|
|
case GIO_ATTR: /* get current attributes */
|
|
/* FIXME: */
|
|
*(int*)data = (tcp->cur_attr >> 8) & 0xff;
|
|
return 0;
|
|
case CONS_GETINFO: /* get current (virtual) console info */
|
|
vi = (vid_info_t *)data;
|
|
if (vi->size != sizeof(struct vid_info))
|
|
return EINVAL;
|
|
vi->mv_norm.fore = tcp->std_color.fg;
|
|
vi->mv_norm.back = tcp->std_color.bg;
|
|
vi->mv_rev.fore = tcp->rev_color.fg;
|
|
vi->mv_rev.back = tcp->rev_color.bg;
|
|
/*
|
|
* The other fields are filled by the upper routine. XXX
|
|
*/
|
|
return ENOIOCTL;
|
|
}
|
|
return ENOIOCTL;
|
|
}
|
|
|
|
static int
|
|
scterm_reset(scr_stat *scp, int code)
|
|
{
|
|
/* FIXME */
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
scterm_default_attr(scr_stat *scp, int color, int rev_color)
|
|
{
|
|
term_stat *tcp = scp->ts;
|
|
|
|
tcp->dflt_std_color.fg = color & 0x0f;
|
|
tcp->dflt_std_color.bg = (color >> 4) & 0x0f;
|
|
tcp->dflt_rev_color.fg = rev_color & 0x0f;
|
|
tcp->dflt_rev_color.bg = (rev_color >> 4) & 0x0f;
|
|
tcp->std_color = tcp->dflt_std_color;
|
|
tcp->rev_color = tcp->dflt_rev_color;
|
|
tcp->cur_color = tcp->std_color;
|
|
tcp->cur_attr = mask2attr(tcp);
|
|
}
|
|
|
|
static void
|
|
scterm_clear(scr_stat *scp)
|
|
{
|
|
term_stat *tcp = scp->ts;
|
|
|
|
sc_move_cursor(scp, 0, 0);
|
|
sc_vtb_clear(&scp->vtb, scp->sc->scr_map[0x20], tcp->cur_attr);
|
|
mark_all(scp);
|
|
}
|
|
|
|
static void
|
|
scterm_notify(scr_stat *scp, int event)
|
|
{
|
|
switch (event) {
|
|
case SC_TE_NOTIFY_VTSWITCH_IN:
|
|
break;
|
|
case SC_TE_NOTIFY_VTSWITCH_OUT:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int
|
|
scterm_input(scr_stat *scp, int c, struct tty *tp)
|
|
{
|
|
return FALSE;
|
|
}
|
|
|
|
/*
|
|
* Calculate hardware attributes word using logical attributes mask and
|
|
* hardware colors
|
|
*/
|
|
|
|
/* FIXME */
|
|
static int
|
|
mask2attr(term_stat *tcp)
|
|
{
|
|
int attr, mask = tcp->attr_mask;
|
|
|
|
if (mask & REVERSE_ATTR) {
|
|
attr = ((mask & FG_CHANGED) ?
|
|
tcp->cur_color.bg : tcp->rev_color.fg) |
|
|
(((mask & BG_CHANGED) ?
|
|
tcp->cur_color.fg : tcp->rev_color.bg) << 4);
|
|
} else
|
|
attr = tcp->cur_color.fg | (tcp->cur_color.bg << 4);
|
|
|
|
/* XXX: underline mapping for Hercules adapter can be better */
|
|
if (mask & (BOLD_ATTR | UNDERLINE_ATTR))
|
|
attr ^= 0x08;
|
|
if (mask & BLINK_ATTR)
|
|
attr ^= 0x80;
|
|
|
|
return (attr << 8);
|
|
}
|
|
|
|
#endif /* SC_DUMB_TERMINAL */
|