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[src/trunk]: src/sys/arch/arc/dev Moved from /cvsroot/syssrc/sys/arch/pica/de...
details: https://anonhg.NetBSD.org/src/rev/dd0111bba11c
branches: trunk
changeset: 480972:dd0111bba11c
user: soda <soda%NetBSD.org@localhost>
date: Sun Jan 23 20:08:13 2000 +0000
description:
Moved from /cvsroot/syssrc/sys/arch/pica/dev/pccons.c,v
diffstat:
sys/arch/arc/dev/pccons.c | 2220 +++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 2220 insertions(+), 0 deletions(-)
diffs (truncated from 2224 to 300 lines):
diff -r dde48f2cadb7 -r dd0111bba11c sys/arch/arc/dev/pccons.c
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/arc/dev/pccons.c Sun Jan 23 20:08:13 2000 +0000
@@ -0,0 +1,2220 @@
+/* $NetBSD: pccons.c,v 1.12 2000/01/23 20:08:13 soda Exp $ */
+
+/*-
+ * Copyright (c) 1993, 1994, 1995 Charles M. Hannum. All rights reserved.
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * William Jolitz and Don Ahn.
+ *
+ * Copyright (c) 1994 Charles M. Hannum.
+ * Copyright (c) 1992, 1993 Erik Forsberg.
+ *
+ * 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.
+ *
+ * @(#)pccons.c 5.11 (Berkeley) 5/21/91
+ */
+
+/*
+ * code to work keyboard & display for PC-style console
+ */
+
+#include <sys/param.h>
+#include <sys/kernel.h>
+#include <sys/systm.h>
+#include <sys/conf.h>
+#include <sys/ioctl.h>
+#include <sys/proc.h>
+#include <sys/user.h>
+#include <sys/ioctl.h>
+#include <sys/select.h>
+#include <sys/tty.h>
+#include <sys/uio.h>
+#include <sys/callout.h>
+#include <sys/syslog.h>
+#include <sys/vnode.h>
+#include <sys/device.h>
+#include <sys/file.h>
+#include <sys/poll.h>
+
+#include <dev/cons.h>
+
+#include <machine/cpu.h>
+#include <machine/pio.h>
+#include <machine/autoconf.h>
+#include <machine/bus.h>
+#include <machine/display.h>
+#include <machine/pccons.h>
+#include <pica/pica/pica.h>
+
+#ifdef notyet
+#include <dev/isa/isavar.h>
+#endif
+#include <machine/kbdreg.h>
+
+#define XFREE86_BUG_COMPAT
+
+#ifndef BEEP_FREQ
+#define BEEP_FREQ 1600
+#endif
+#ifndef BEEP_TIME
+#define BEEP_TIME (hz/5)
+#endif
+
+#define PCBURST 128
+
+static u_short *Crtat; /* pointer to backing store */
+static u_short *crtat; /* pointer to current char */
+static u_char async, kernel, polling; /* Really, you don't want to know. */
+static u_char lock_state = 0x00, /* all off */
+ old_lock_state = 0xff,
+ typematic_rate = 0xff, /* don't update until set by user */
+ old_typematic_rate = 0xff;
+static u_short cursor_shape = 0xffff, /* don't update until set by user */
+ old_cursor_shape = 0xffff;
+int pc_xmode = 0;
+
+/*
+ * Keyboard output queue.
+ */
+int kb_oq_put = 0;
+int kb_oq_get = 0;
+u_char kb_oq[8];
+
+#define PCUNIT(x) (minor(x))
+
+static struct video_state {
+ int cx, cy; /* escape parameters */
+ int row, col; /* current cursor position */
+ int nrow, ncol, nchr; /* current screen geometry */
+ u_char state; /* parser state */
+#define VSS_ESCAPE 1
+#define VSS_EBRACE 2
+#define VSS_EPARAM 3
+ char so; /* in standout mode? */
+ char color; /* color or mono display */
+ char at; /* normal attributes */
+ char so_at; /* standout attributes */
+} vs;
+
+struct pc_softc {
+ struct device sc_dev;
+ struct tty *sc_tty;
+};
+
+struct pms_softc { /* driver status information */
+ struct device sc_dev;
+
+ struct clist sc_q;
+ struct selinfo sc_rsel;
+ u_char sc_state; /* mouse driver state */
+#define PMS_OPEN 0x01 /* device is open */
+#define PMS_ASLP 0x02 /* waiting for mouse data */
+ u_char sc_status; /* mouse button status */
+ int sc_x, sc_y; /* accumulated motion in the X,Y axis */
+};
+
+int pcmatch __P((struct device *, void *, void *));
+void pcattach __P((struct device *, struct device *, void *));
+int pcintr __P((void *));
+
+struct cfattach pc_ca = {
+ sizeof(struct pc_softc), pcmatch, pcattach
+};
+
+extern struct cfdriver pc_cd;
+
+int pmsprobe __P((struct device *, void *, void *));
+void pmsattach __P((struct device *, struct device *, void *));
+int pmsintr __P((void *));
+
+struct cfattach pms_ca = {
+ sizeof(struct pms_softc), pmsprobe, pmsattach
+};
+
+#define PMSUNIT(dev) (minor(dev))
+
+#define COL 80
+#define ROW 25
+#define CHR 2
+
+/*
+ * DANGER WIL ROBINSON -- the values of SCROLL, NUM, CAPS, and ALT are
+ * important.
+ */
+#define SCROLL 0x0001 /* stop output */
+#define NUM 0x0002 /* numeric shift cursors vs. numeric */
+#define CAPS 0x0004 /* caps shift -- swaps case of letter */
+#define SHIFT 0x0008 /* keyboard shift */
+#define CTL 0x0010 /* control shift -- allows ctl function */
+#define ASCII 0x0020 /* ascii code for this key */
+#define ALTGR 0x0040 /* alt graphic */
+#define ALT 0x0080 /* alternate shift -- alternate chars */
+#define FUNC 0x0100 /* function key */
+#define KP 0x0200 /* Keypad keys */
+#define NONE 0x0400 /* no function */
+
+static unsigned int addr_6845 = MONO_BASE;
+
+char *sget __P((void));
+void sput __P((u_char *, int));
+
+void pcstart();
+int pcparam();
+char partab[];
+
+extern pcopen(dev_t, int, int, struct proc *);
+
+#define KBD_DELAY \
+ DELAY(10);
+
+static inline int
+kbd_wait_output()
+{
+ u_int i;
+
+ for (i = 100000; i; i--)
+ if ((inb(KBSTATP) & KBS_IBF) == 0) {
+ KBD_DELAY;
+ return 1;
+ }
+ return 0;
+}
+
+static inline int
+kbd_wait_input()
+{
+ u_int i;
+
+ for (i = 100000; i; i--)
+ if ((inb(KBSTATP) & KBS_DIB) != 0) {
+ KBD_DELAY;
+ return 1;
+ }
+ return 0;
+}
+
+static inline void
+kbd_flush_input()
+{
+ u_char c;
+
+ while (c = inb(KBSTATP) & 0x03)
+ if ((c & KBS_DIB) == KBS_DIB) {
+ /* XXX - delay is needed to prevent some keyboards from
+ wedging when the system boots */
+ delay(6);
+ (void) inb(KBDATAP);
+ }
+}
+
+
+#if 1
+/*
+ * Get the current command byte.
+ */
+static u_char
+kbc_get8042cmd()
+{
+
+ if (!kbd_wait_output())
+ return -1;
+ outb(KBCMDP, K_RDCMDBYTE);
+ if (!kbd_wait_input())
+ return -1;
+ return inb(KBDATAP);
+}
+#endif
+
+/*
+ * Pass command byte to keyboard controller (8042).
+ */
+static int
+kbc_put8042cmd(val)
+ u_char val;
+{
+
+ if (!kbd_wait_output())
+ return 0;
+ outb(KBCMDP, K_LDCMDBYTE);
+ if (!kbd_wait_output())
+ return 0;
+ outb(KBOUTP, val);
+ return 1;
+}
+
+/*
+ * Pass command to keyboard itself
+ */
+int
+kbd_cmd(val, polling)
+ u_char val;
+ u_char polling;
+{
+ u_int retries = 3;
+ register u_int i;
+
+ if(!polling) {
+ i = spltty();
+ if(kb_oq_get == kb_oq_put) {
+ outb(KBOUTP, val);
+ }
+ kb_oq[kb_oq_put] = val;
+ kb_oq_put = (kb_oq_put + 1) & 7;
+ splx(i);
+ return(1);
+ }
+ else do {
+ if (!kbd_wait_output())
+ return 0;
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