/* $OpenBSD: ite.c,v 1.4 1997/02/03 04:48:06 downsj Exp $ */ /* $NetBSD: ite.c,v 1.12 1997/01/30 10:32:55 thorpej Exp $ */ /* * Copyright (c) 1988 University of Utah. * Copyright (c) 1990, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * the Systems Programming Group of the University of Utah Computer * Science Department. * * 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. * 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``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 REGENTS OR CONTRIBUTORS 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. * * from: Utah $Hdr: ite.c 1.24 93/06/25$ * * @(#)ite.c 8.1 (Berkeley) 7/8/93 */ /* * Standalone Internal Terminal Emulator (CRT and keyboard) */ #ifdef ITECONSOLE #include #include #include #include #include #include #include void ite_deinit_noop __P((struct ite_data *)); struct itesw itesw[] = { { GID_TOPCAT, topcat_init, ite_deinit_noop, topcat_clear, topcat_putc, topcat_cursor, topcat_scroll, ite_readbyte, ite_writeglyph }, { GID_GATORBOX, gbox_init, ite_deinit_noop, gbox_clear, gbox_putc, gbox_cursor, gbox_scroll, ite_readbyte, ite_writeglyph }, { GID_RENAISSANCE, rbox_init, ite_deinit_noop, rbox_clear, rbox_putc, rbox_cursor, rbox_scroll, ite_readbyte, ite_writeglyph }, { GID_LRCATSEYE, topcat_init, ite_deinit_noop, topcat_clear, topcat_putc, topcat_cursor, topcat_scroll, ite_readbyte, ite_writeglyph }, { GID_HRCCATSEYE, topcat_init, ite_deinit_noop, topcat_clear, topcat_putc, topcat_cursor, topcat_scroll, ite_readbyte, ite_writeglyph }, { GID_HRMCATSEYE, topcat_init, ite_deinit_noop, topcat_clear, topcat_putc, topcat_cursor, topcat_scroll, ite_readbyte, ite_writeglyph }, { GID_DAVINCI, dvbox_init, ite_deinit_noop, dvbox_clear, dvbox_putc, dvbox_cursor, dvbox_scroll, ite_readbyte, ite_writeglyph }, { GID_HYPERION, hyper_init, ite_deinit_noop, hyper_clear, hyper_putc, hyper_cursor, hyper_scroll, ite_readbyte, ite_writeglyph }, }; int nitesw = sizeof(itesw) / sizeof(itesw[0]); /* these guys need to be in initialized data */ int itecons = -1; struct ite_data ite_data[NITE] = { 0 }; int ite_scode[NITE] = { 0 }; /* * Locate all bitmapped displays */ iteconfig() { extern struct hp_hw sc_table[]; int dtype, fboff, i; struct hp_hw *hw; struct grfreg *gr; struct ite_data *ip; i = 0; for (hw = sc_table; hw < &sc_table[MAXCTLRS]; hw++) { if (!HW_ISDEV(hw, D_BITMAP)) continue; gr = (struct grfreg *) hw->hw_kva; /* XXX: redundent but safe */ if (badaddr((caddr_t)gr) || gr->gr_id != GRFHWID) continue; for (dtype = 0; dtype < nitesw; dtype++) if (itesw[dtype].ite_hwid == gr->gr_id2) break; if (dtype == nitesw) continue; if (i >= NITE) break; ite_scode[i] = hw->hw_sc; ip = &ite_data[i]; ip->isw = &itesw[dtype]; ip->regbase = (caddr_t) gr; fboff = (gr->gr_fbomsb << 8) | gr->gr_fbolsb; ip->fbbase = (caddr_t) (*((u_char *)ip->regbase+fboff) << 16); /* DIO II: FB offset is relative to select code space */ if (ip->regbase >= (caddr_t)DIOIIBASE) ip->fbbase += (int)ip->regbase; ip->fbwidth = gr->gr_fbwidth_h << 8 | gr->gr_fbwidth_l; ip->fbheight = gr->gr_fbheight_h << 8 | gr->gr_fbheight_l; ip->dwidth = gr->gr_dwidth_h << 8 | gr->gr_dwidth_l; ip->dheight = gr->gr_dheight_h << 8 | gr->gr_dheight_l; /* * XXX some displays (e.g. the davinci) appear * to return a display height greater than the * returned FB height. Guess we should go back * to getting the display dimensions from the * fontrom... */ if (ip->dwidth > ip->fbwidth) ip->dwidth = ip->fbwidth; if (ip->dheight > ip->fbheight) ip->dheight = ip->fbheight; ip->flags = ITE_ALIVE|ITE_CONSOLE; i++; } } #ifdef CONSDEBUG /* * Allows us to cycle through all possible consoles (NITE ites and serial port) * by using SHIFT-RESET on the keyboard. */ int whichconsole = -1; #endif void iteprobe(cp) struct consdev *cp; { register int ite; register struct ite_data *ip; int unit, pri; #ifdef CONSDEBUG whichconsole = ++whichconsole % (NITE+1); #endif if (itecons != -1) return; iteconfig(); unit = -1; pri = CN_DEAD; for (ite = 0; ite < NITE; ite++) { #ifdef CONSDEBUG if (ite < whichconsole) continue; #endif ip = &ite_data[ite]; if ((ip->flags & (ITE_ALIVE|ITE_CONSOLE)) != (ITE_ALIVE|ITE_CONSOLE)) continue; if ((int)ip->regbase == GRFIADDR) { pri = CN_INTERNAL; unit = ite; } else if (unit < 0) { pri = CN_NORMAL; unit = ite; } } curcons_scode = ite_scode[unit]; cp->cn_dev = unit; cp->cn_pri = pri; } void iteinit(cp) struct consdev *cp; { int ite = cp->cn_dev; struct ite_data *ip; if (itecons != -1) return; ip = &ite_data[ite]; ip->curx = 0; ip->cury = 0; ip->cursorx = 0; ip->cursory = 0; (*ip->isw->ite_init)(ip); (*ip->isw->ite_cursor)(ip, DRAW_CURSOR); itecons = ite; kbdinit(); } /* ARGSUSED */ void iteputchar(dev, c) dev_t dev; register int c; { register struct ite_data *ip = &ite_data[itecons]; register struct itesw *sp = ip->isw; c &= 0x7F; switch (c) { case '\n': if (++ip->cury == ip->rows) { ip->cury--; (*sp->ite_scroll)(ip, 1, 0, 1, SCROLL_UP); ite_clrtoeol(ip, sp, ip->cury, 0); } else (*sp->ite_cursor)(ip, MOVE_CURSOR); break; case '\r': ip->curx = 0; (*sp->ite_cursor)(ip, MOVE_CURSOR); break; case '\b': if (--ip->curx < 0) ip->curx = 0; else (*sp->ite_cursor)(ip, MOVE_CURSOR); break; default: if (c < ' ' || c == 0177) break; (*sp->ite_putc)(ip, c, ip->cury, ip->curx, ATTR_NOR); (*sp->ite_cursor)(ip, DRAW_CURSOR); itecheckwrap(ip, sp); break; } } itecheckwrap(ip, sp) register struct ite_data *ip; register struct itesw *sp; { if (++ip->curx == ip->cols) { ip->curx = 0; if (++ip->cury == ip->rows) { --ip->cury; (*sp->ite_scroll)(ip, 1, 0, 1, SCROLL_UP); ite_clrtoeol(ip, sp, ip->cury, 0); return; } } (*sp->ite_cursor)(ip, MOVE_CURSOR); } ite_clrtoeol(ip, sp, y, x) register struct ite_data *ip; register struct itesw *sp; register int y, x; { (*sp->ite_clear)(ip, y, x, 1, ip->cols - x); (*sp->ite_cursor)(ip, DRAW_CURSOR); } /* ARGSUSED */ int itegetchar(dev) dev_t dev; { #ifdef SMALL return (0); #else return (kbdgetc()); #endif } #endif /* ARGSUSED */ void ite_deinit_noop(ip) struct ite_data *ip; { }