1876 lines
47 KiB
C
1876 lines
47 KiB
C
/* $NetBSD: pccons.c,v 1.57 2009/03/14 21:04:04 dsl Exp $ */
|
|
/* $OpenBSD: pccons.c,v 1.22 1999/01/30 22:39:37 imp Exp $ */
|
|
/* NetBSD: pccons.c,v 1.89 1995/05/04 19:35:20 cgd Exp */
|
|
|
|
/*-
|
|
* 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.
|
|
*
|
|
* 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. 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
|
|
*/
|
|
|
|
/*-
|
|
* Copyright (c) 1993, 1994, 1995 Charles M. Hannum. 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/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: pccons.c,v 1.57 2009/03/14 21:04:04 dsl Exp $");
|
|
|
|
#include "opt_ddb.h"
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/tty.h>
|
|
#include <sys/callout.h>
|
|
#include <sys/poll.h>
|
|
#include <sys/conf.h>
|
|
#include <sys/vnode.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/kcore.h>
|
|
#include <sys/device.h>
|
|
#include <sys/proc.h>
|
|
#include <sys/kauth.h>
|
|
|
|
#include <machine/bus.h>
|
|
|
|
#include <dev/ic/pcdisplay.h>
|
|
#include <machine/pccons.h>
|
|
#include <machine/kbdreg.h>
|
|
|
|
#include <dev/cons.h>
|
|
#include <dev/isa/isavar.h>
|
|
|
|
#include <arc/arc/arcbios.h>
|
|
#include <arc/dev/pcconsvar.h>
|
|
|
|
#include "ioconf.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;
|
|
static pccons_keymap_t scan_codes[KB_NUM_KEYS];/* keyboard translation table */
|
|
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 */
|
|
int offset; /* Saved cursor pos */
|
|
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;
|
|
|
|
static callout_t async_update_ch;
|
|
|
|
void pc_xmode_on(void);
|
|
void pc_xmode_off(void);
|
|
static u_char kbc_get8042cmd(void);
|
|
int kbd_cmd(u_char, u_char);
|
|
static inline int kbd_wait_output(void);
|
|
static inline int kbd_wait_input(void);
|
|
void kbd_flush_input(void);
|
|
void set_cursor_shape(void);
|
|
void get_cursor_shape(void);
|
|
void async_update(void);
|
|
void do_async_update(u_char);
|
|
|
|
void pccnputc(dev_t, int c);
|
|
int pccngetc(dev_t);
|
|
void pccnpollc(dev_t, int);
|
|
|
|
dev_type_open(pcopen);
|
|
dev_type_close(pcclose);
|
|
dev_type_read(pcread);
|
|
dev_type_write(pcwrite);
|
|
dev_type_ioctl(pcioctl);
|
|
dev_type_tty(pctty);
|
|
dev_type_poll(pcpoll);
|
|
dev_type_mmap(pcmmap);
|
|
|
|
const struct cdevsw pc_cdevsw = {
|
|
pcopen, pcclose, pcread, pcwrite, pcioctl,
|
|
nostop, pctty, pcpoll, pcmmap, ttykqfilter, D_TTY
|
|
};
|
|
|
|
#define CHR 2
|
|
|
|
char *sget(void);
|
|
void sput(const u_char *, int);
|
|
|
|
void pcstart(struct tty *);
|
|
int pcparam(struct tty *, struct termios *);
|
|
static inline void wcopy(void *, void *, u_int);
|
|
void pc_context_init(bus_space_tag_t, bus_space_tag_t, bus_space_tag_t,
|
|
struct pccons_config *);
|
|
|
|
extern void fillw(int, uint16_t *, int);
|
|
|
|
#define KBD_DELAY \
|
|
DELAY(10);
|
|
|
|
#define crtc_read_1(reg) \
|
|
bus_space_read_1(pccons_console_context.pc_crt_iot, \
|
|
pccons_console_context.pc_6845_ioh, reg)
|
|
#define crtc_write_1(reg, data) \
|
|
bus_space_write_1(pccons_console_context.pc_crt_iot, \
|
|
pccons_console_context.pc_6845_ioh, reg, data)
|
|
|
|
struct pccons_context pccons_console_context;
|
|
|
|
void
|
|
kbd_context_init(bus_space_tag_t kbd_iot, struct pccons_config *config)
|
|
{
|
|
struct pccons_kbd_context *pkc = &pccons_console_context.pc_pkc;
|
|
|
|
if (pkc->pkc_initialized)
|
|
return;
|
|
pkc->pkc_initialized = 1;
|
|
|
|
pkc->pkc_iot = kbd_iot;
|
|
|
|
bus_space_map(kbd_iot, config->pc_kbd_cmdp, 1, 0,
|
|
&pkc->pkc_cmd_ioh);
|
|
bus_space_map(kbd_iot, config->pc_kbd_datap, 1, 0,
|
|
&pkc->pkc_data_ioh);
|
|
}
|
|
|
|
void
|
|
pc_context_init(bus_space_tag_t crt_iot, bus_space_tag_t crt_memt,
|
|
bus_space_tag_t kbd_iot, struct pccons_config *config)
|
|
{
|
|
struct pccons_context *pc = &pccons_console_context;
|
|
|
|
if (pc->pc_initialized)
|
|
return;
|
|
pc->pc_initialized = 1;
|
|
|
|
kbd_context_init(kbd_iot, config);
|
|
|
|
pc->pc_crt_iot = crt_iot;
|
|
pc->pc_crt_memt = crt_memt;
|
|
|
|
bus_space_map(crt_iot, config->pc_mono_iobase, 2, 0,
|
|
&pc->pc_mono_ioh);
|
|
bus_space_map(crt_memt, config->pc_mono_memaddr, 0x20000, 0,
|
|
&pc->pc_mono_memh);
|
|
bus_space_map(crt_iot, config->pc_cga_iobase, 2, 0,
|
|
&pc->pc_cga_ioh);
|
|
bus_space_map(crt_memt, config->pc_cga_memaddr, 0x20000, 0,
|
|
&pc->pc_cga_memh);
|
|
|
|
/*
|
|
* pc->pc_6845_ioh and pc->pc_crt_memh will be initialized later,
|
|
* when `Crtat' is initialized.
|
|
*/
|
|
|
|
pc->pc_config = config;
|
|
|
|
(*config->pc_init)();
|
|
}
|
|
|
|
/*
|
|
* bcopy variant that only moves word-aligned 16-bit entities,
|
|
* for stupid VGA cards. cnt is required to be an even value.
|
|
*/
|
|
static inline void
|
|
wcopy(void *src, void *tgt, u_int cnt)
|
|
{
|
|
uint16_t *from = src;
|
|
uint16_t *to = tgt;
|
|
|
|
cnt >>= 1;
|
|
if (to < from || to >= from + cnt)
|
|
while (cnt--)
|
|
*to++ = *from++;
|
|
else {
|
|
to += cnt;
|
|
from += cnt;
|
|
while (cnt--)
|
|
*--to = *--from;
|
|
}
|
|
}
|
|
|
|
static inline int
|
|
kbd_wait_output(void)
|
|
{
|
|
u_int i;
|
|
|
|
for (i = 100000; i; i--)
|
|
if ((kbd_cmd_read_1() & KBS_IBF) == 0) {
|
|
KBD_DELAY;
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static inline int
|
|
kbd_wait_input(void)
|
|
{
|
|
u_int i;
|
|
|
|
for (i = 100000; i; i--)
|
|
if ((kbd_cmd_read_1() & KBS_DIB) != 0) {
|
|
KBD_DELAY;
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
kbd_flush_input(void)
|
|
{
|
|
uint8_t c;
|
|
|
|
while ((c = kbd_cmd_read_1()) & 0x03)
|
|
if ((c & KBS_DIB) == KBS_DIB) {
|
|
/* XXX - delay is needed to prevent some keyboards from
|
|
wedging when the system boots */
|
|
delay(6);
|
|
(void)kbd_data_read_1();
|
|
}
|
|
}
|
|
|
|
#if 1
|
|
/*
|
|
* Get the current command byte.
|
|
*/
|
|
static u_char
|
|
kbc_get8042cmd(void)
|
|
{
|
|
|
|
if (!kbd_wait_output())
|
|
return -1;
|
|
kbd_cmd_write_1(K_RDCMDBYTE);
|
|
if (!kbd_wait_input())
|
|
return -1;
|
|
return kbd_data_read_1();
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Pass command byte to keyboard controller (8042).
|
|
*/
|
|
int
|
|
kbc_put8042cmd(uint8_t val)
|
|
{
|
|
|
|
if (!kbd_wait_output())
|
|
return 0;
|
|
kbd_cmd_write_1(K_LDCMDBYTE);
|
|
if (!kbd_wait_output())
|
|
return 0;
|
|
kbd_data_write_1(val);
|
|
return 1;
|
|
}
|
|
|
|
/*
|
|
* Pass command to keyboard itself
|
|
*/
|
|
int
|
|
kbd_cmd(uint8_t val, uint8_t polled)
|
|
{
|
|
u_int retries = 3;
|
|
u_int i;
|
|
|
|
if (!polled) {
|
|
i = spltty();
|
|
if (kb_oq_get == kb_oq_put) {
|
|
kbd_data_write_1(val);
|
|
}
|
|
kb_oq[kb_oq_put] = val;
|
|
kb_oq_put = (kb_oq_put + 1) & 7;
|
|
splx(i);
|
|
return 1;
|
|
}
|
|
|
|
do {
|
|
if (!kbd_wait_output())
|
|
return 0;
|
|
kbd_data_write_1(val);
|
|
for (i = 100000; i; i--) {
|
|
if (kbd_cmd_read_1() & KBS_DIB) {
|
|
uint8_t c;
|
|
|
|
KBD_DELAY;
|
|
c = kbd_data_read_1();
|
|
if (c == KBR_ACK || c == KBR_ECHO) {
|
|
return 1;
|
|
}
|
|
if (c == KBR_RESEND) {
|
|
break;
|
|
}
|
|
#ifdef DIAGNOSTIC
|
|
printf("kbd_cmd: input char %x lost\n", c);
|
|
#endif
|
|
}
|
|
}
|
|
} while (--retries);
|
|
return 0;
|
|
}
|
|
|
|
void
|
|
set_cursor_shape(void)
|
|
{
|
|
|
|
crtc_write_1(0, 10);
|
|
crtc_write_1(1, cursor_shape >> 8);
|
|
crtc_write_1(0, 11);
|
|
crtc_write_1(1, cursor_shape);
|
|
old_cursor_shape = cursor_shape;
|
|
}
|
|
|
|
void
|
|
get_cursor_shape(void)
|
|
{
|
|
|
|
crtc_write_1(0, 10);
|
|
cursor_shape = crtc_read_1(1) << 8;
|
|
crtc_write_1(0, 11);
|
|
cursor_shape |= crtc_read_1(1);
|
|
|
|
/*
|
|
* real 6845's, as found on, MDA, Hercules or CGA cards, do
|
|
* not support reading the cursor shape registers. the 6845
|
|
* tri-states it's data bus. This is _normally_ read by the
|
|
* CPU as either 0x00 or 0xff.. in which case we just use
|
|
* a line cursor.
|
|
*/
|
|
if (cursor_shape == 0x0000 || cursor_shape == 0xffff)
|
|
cursor_shape = 0x0b10;
|
|
else
|
|
cursor_shape &= 0x1f1f;
|
|
}
|
|
|
|
void
|
|
do_async_update(uint8_t poll)
|
|
{
|
|
int pos;
|
|
static int old_pos = -1;
|
|
|
|
async = 0;
|
|
|
|
if (lock_state != old_lock_state) {
|
|
old_lock_state = lock_state;
|
|
if (!kbd_cmd(KBC_MODEIND, poll) ||
|
|
!kbd_cmd(lock_state, poll)) {
|
|
printf("pc: timeout updating leds\n");
|
|
(void) kbd_cmd(KBC_ENABLE, poll);
|
|
}
|
|
}
|
|
if (typematic_rate != old_typematic_rate) {
|
|
old_typematic_rate = typematic_rate;
|
|
if (!kbd_cmd(KBC_TYPEMATIC, poll) ||
|
|
!kbd_cmd(typematic_rate, poll)) {
|
|
printf("pc: timeout updating typematic rate\n");
|
|
(void) kbd_cmd(KBC_ENABLE, poll);
|
|
}
|
|
}
|
|
|
|
if (pc_xmode > 0)
|
|
return;
|
|
|
|
pos = crtat - Crtat;
|
|
if (pos != old_pos) {
|
|
crtc_write_1(0, 14);
|
|
crtc_write_1(1, pos >> 8);
|
|
crtc_write_1(0, 15);
|
|
crtc_write_1(1, pos);
|
|
old_pos = pos;
|
|
}
|
|
if (cursor_shape != old_cursor_shape)
|
|
set_cursor_shape();
|
|
}
|
|
|
|
void
|
|
async_update(void)
|
|
{
|
|
|
|
if (kernel || polling) {
|
|
if (async)
|
|
callout_stop(&async_update_ch);
|
|
do_async_update(1);
|
|
} else {
|
|
if (async)
|
|
return;
|
|
async = 1;
|
|
callout_reset(&async_update_ch, 1,
|
|
(void(*)(void *))do_async_update, NULL);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* these are both bad jokes
|
|
*/
|
|
int
|
|
pccons_common_match(bus_space_tag_t crt_iot, bus_space_tag_t crt_memt,
|
|
bus_space_tag_t kbd_iot, struct pccons_config *config)
|
|
{
|
|
int i;
|
|
|
|
pc_context_init(crt_iot, crt_memt, kbd_iot, config);
|
|
|
|
/* Enable interrupts and keyboard, etc. */
|
|
if (!kbc_put8042cmd(CMDBYTE)) {
|
|
printf("pcprobe: command error\n");
|
|
return 0;
|
|
}
|
|
|
|
#if 1
|
|
/* Flush any garbage. */
|
|
kbd_flush_input();
|
|
/* Reset the keyboard. */
|
|
if (!kbd_cmd(KBC_RESET, 1)) {
|
|
printf("pcprobe: reset error %d\n", 1);
|
|
goto lose;
|
|
}
|
|
for (i = 600000; i; i--)
|
|
if ((kbd_cmd_read_1() & KBS_DIB) != 0) {
|
|
KBD_DELAY;
|
|
break;
|
|
}
|
|
if (i == 0 || kbd_data_read_1() != KBR_RSTDONE) {
|
|
printf("pcprobe: reset error %d\n", 2);
|
|
goto lose;
|
|
}
|
|
/*
|
|
* Some keyboards seem to leave a second ack byte after the reset.
|
|
* This is kind of stupid, but we account for them anyway by just
|
|
* flushing the buffer.
|
|
*/
|
|
kbd_flush_input();
|
|
/* Just to be sure. */
|
|
if (!kbd_cmd(KBC_ENABLE, 1)) {
|
|
printf("pcprobe: reset error %d\n", 3);
|
|
goto lose;
|
|
}
|
|
|
|
/*
|
|
* Some keyboard/8042 combinations do not seem to work if the keyboard
|
|
* is set to table 1; in fact, it would appear that some keyboards just
|
|
* ignore the command altogether. So by default, we use the AT scan
|
|
* codes and have the 8042 translate them. Unfortunately, this is
|
|
* known to not work on some PS/2 machines. We try desparately to deal
|
|
* with this by checking the (lack of a) translate bit in the 8042 and
|
|
* attempting to set the keyboard to XT mode. If this all fails, well,
|
|
* tough luck.
|
|
*
|
|
* XXX It would perhaps be a better choice to just use AT scan codes
|
|
* and not bother with this.
|
|
*/
|
|
if (kbc_get8042cmd() & KC8_TRANS) {
|
|
/* The 8042 is translating for us; use AT codes. */
|
|
if (!kbd_cmd(KBC_SETTABLE, 1) || !kbd_cmd(2, 1)) {
|
|
printf("pcprobe: reset error %d\n", 4);
|
|
goto lose;
|
|
}
|
|
} else {
|
|
/* Stupid 8042; set keyboard to XT codes. */
|
|
if (!kbd_cmd(KBC_SETTABLE, 1) || !kbd_cmd(1, 1)) {
|
|
printf("pcprobe: reset error %d\n", 5);
|
|
goto lose;
|
|
}
|
|
}
|
|
|
|
lose:
|
|
/*
|
|
* Technically, we should probably fail the probe. But we'll be nice
|
|
* and allow keyboard-less machines to boot with the console.
|
|
*/
|
|
#endif
|
|
|
|
return 1;
|
|
}
|
|
|
|
void pccons_common_attach(struct pc_softc *sc, bus_space_tag_t crt_iot,
|
|
bus_space_tag_t crt_memt, bus_space_tag_t kbd_iot,
|
|
struct pccons_config *config)
|
|
{
|
|
|
|
printf(": %s\n", vs.color ? "color" : "mono");
|
|
callout_init(&async_update_ch, 0);
|
|
do_async_update(1);
|
|
}
|
|
|
|
int
|
|
pcopen(dev_t dev, int flag, int mode, struct lwp *l)
|
|
{
|
|
struct pc_softc *sc;
|
|
struct tty *tp;
|
|
|
|
sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
if (sc == NULL)
|
|
return ENXIO;
|
|
|
|
if (!sc->sc_tty) {
|
|
tp = sc->sc_tty = ttymalloc();
|
|
}
|
|
else {
|
|
tp = sc->sc_tty;
|
|
}
|
|
|
|
tp->t_oproc = pcstart;
|
|
tp->t_param = pcparam;
|
|
tp->t_dev = dev;
|
|
|
|
if (kauth_authorize_device_tty(l->l_cred, KAUTH_DEVICE_TTY_OPEN, tp))
|
|
return (EBUSY);
|
|
|
|
if ((tp->t_state & TS_ISOPEN) == 0) {
|
|
ttychars(tp);
|
|
tp->t_iflag = TTYDEF_IFLAG;
|
|
tp->t_oflag = TTYDEF_OFLAG;
|
|
tp->t_cflag = TTYDEF_CFLAG;
|
|
tp->t_lflag = TTYDEF_LFLAG;
|
|
tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
|
|
pcparam(tp, &tp->t_termios);
|
|
ttsetwater(tp);
|
|
}
|
|
|
|
tp->t_state |= TS_CARR_ON;
|
|
|
|
return (*tp->t_linesw->l_open)(dev, tp);
|
|
}
|
|
|
|
int
|
|
pcclose(dev_t dev, int flag, int mode, struct lwp *l)
|
|
{
|
|
struct pc_softc *sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
struct tty *tp = sc->sc_tty;
|
|
|
|
(*tp->t_linesw->l_close)(tp, flag);
|
|
ttyclose(tp);
|
|
#ifdef notyet /* XXX */
|
|
ttyfree(tp);
|
|
#endif
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
pcread(dev_t dev, struct uio *uio, int flag)
|
|
{
|
|
struct pc_softc *sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
struct tty *tp = sc->sc_tty;
|
|
|
|
return (*tp->t_linesw->l_read)(tp, uio, flag);
|
|
}
|
|
|
|
int
|
|
pcwrite(dev_t dev, struct uio *uio, int flag)
|
|
{
|
|
struct pc_softc *sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
struct tty *tp = sc->sc_tty;
|
|
|
|
return (*tp->t_linesw->l_write)(tp, uio, flag);
|
|
}
|
|
|
|
int
|
|
pcpoll(dev_t dev, int events, struct lwp *l)
|
|
{
|
|
struct pc_softc *sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
struct tty *tp = sc->sc_tty;
|
|
|
|
return (*tp->t_linesw->l_poll)(tp, events, l);
|
|
}
|
|
|
|
struct tty *
|
|
pctty(dev_t dev)
|
|
{
|
|
struct pc_softc *sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
struct tty *tp = sc->sc_tty;
|
|
|
|
return tp;
|
|
}
|
|
|
|
/*
|
|
* Got a console receive interrupt -
|
|
* the console processor wants to give us a character.
|
|
* Catch the character, and see who it goes to.
|
|
*/
|
|
int
|
|
pcintr(void *arg)
|
|
{
|
|
struct pc_softc *sc = arg;
|
|
struct tty *tp = sc->sc_tty;
|
|
uint8_t *cp;
|
|
|
|
if ((kbd_cmd_read_1() & KBS_DIB) == 0)
|
|
return 0;
|
|
if (polling)
|
|
return 1;
|
|
do {
|
|
cp = sget();
|
|
if (!tp || (tp->t_state & TS_ISOPEN) == 0)
|
|
return 1;
|
|
if (cp)
|
|
do
|
|
(*tp->t_linesw->l_rint)(*cp++, tp);
|
|
while (*cp);
|
|
} while (kbd_cmd_read_1() & KBS_DIB);
|
|
return 1;
|
|
}
|
|
|
|
int
|
|
pcioctl(dev_t dev, u_long cmd, void *data, int flag, struct lwp *l)
|
|
{
|
|
struct pc_softc *sc = device_lookup_private(&pc_cd, PCUNIT(dev));
|
|
struct tty *tp = sc->sc_tty;
|
|
int error;
|
|
|
|
error = (*tp->t_linesw->l_ioctl)(tp, cmd, data, flag, l);
|
|
if (error != EPASSTHROUGH)
|
|
return error;
|
|
error = ttioctl(tp, cmd, data, flag, l);
|
|
if (error != EPASSTHROUGH)
|
|
return error;
|
|
|
|
switch (cmd) {
|
|
case CONSOLE_X_MODE_ON:
|
|
pc_xmode_on();
|
|
return 0;
|
|
case CONSOLE_X_MODE_OFF:
|
|
pc_xmode_off();
|
|
return 0;
|
|
case CONSOLE_X_BELL:
|
|
/*
|
|
* If set, data is a pointer to a length 2 array of
|
|
* integers. data[0] is the pitch in Hz and data[1]
|
|
* is the duration in msec.
|
|
*/
|
|
if (data)
|
|
sysbeep(((int*)data)[0],
|
|
(((int*)data)[1] * hz) / 1000);
|
|
else
|
|
sysbeep(BEEP_FREQ, BEEP_TIME);
|
|
return 0;
|
|
case CONSOLE_SET_TYPEMATIC_RATE: {
|
|
u_char rate;
|
|
|
|
if (!data)
|
|
return EINVAL;
|
|
rate = *((u_char *)data);
|
|
/*
|
|
* Check that it isn't too big (which would cause it to be
|
|
* confused with a command).
|
|
*/
|
|
if (rate & 0x80)
|
|
return EINVAL;
|
|
typematic_rate = rate;
|
|
async_update();
|
|
return 0;
|
|
}
|
|
case CONSOLE_SET_KEYMAP: {
|
|
pccons_keymap_t *map = (pccons_keymap_t *) data;
|
|
int i;
|
|
|
|
if (!data)
|
|
return EINVAL;
|
|
for (i = 0; i < KB_NUM_KEYS; i++)
|
|
if (map[i].unshift[KB_CODE_SIZE-1] ||
|
|
map[i].shift[KB_CODE_SIZE-1] ||
|
|
map[i].ctl[KB_CODE_SIZE-1] ||
|
|
map[i].altgr[KB_CODE_SIZE-1] ||
|
|
map[i].shift_altgr[KB_CODE_SIZE-1])
|
|
return EINVAL;
|
|
|
|
memcpy(scan_codes, data, sizeof(pccons_keymap_t[KB_NUM_KEYS]));
|
|
return 0;
|
|
}
|
|
case CONSOLE_GET_KEYMAP:
|
|
if (!data)
|
|
return EINVAL;
|
|
memcpy(scan_codes, data, sizeof(pccons_keymap_t[KB_NUM_KEYS]));
|
|
return 0;
|
|
|
|
default:
|
|
return EPASSTHROUGH;
|
|
}
|
|
|
|
#ifdef DIAGNOSTIC
|
|
panic("pcioctl: impossible");
|
|
#endif
|
|
}
|
|
|
|
void
|
|
pcstart(struct tty *tp)
|
|
{
|
|
struct clist *cl;
|
|
int s, len;
|
|
u_char buf[PCBURST];
|
|
|
|
s = spltty();
|
|
if (tp->t_state & (TS_TIMEOUT | TS_BUSY | TS_TTSTOP))
|
|
goto out;
|
|
tp->t_state |= TS_BUSY;
|
|
splx(s);
|
|
/*
|
|
* We need to do this outside spl since it could be fairly
|
|
* expensive and we don't want our serial ports to overflow.
|
|
*/
|
|
cl = &tp->t_outq;
|
|
len = q_to_b(cl, buf, PCBURST);
|
|
sput(buf, len);
|
|
s = spltty();
|
|
tp->t_state &= ~TS_BUSY;
|
|
if (ttypull(tp)) {
|
|
tp->t_state |= TS_TIMEOUT;
|
|
callout_schedule(&tp->t_rstrt_ch, 1);
|
|
}
|
|
out:
|
|
splx(s);
|
|
}
|
|
|
|
/* ARGSUSED */
|
|
void pccons_common_cnattach(bus_space_tag_t crt_iot, bus_space_tag_t crt_memt,
|
|
bus_space_tag_t kbd_iot, struct pccons_config *config)
|
|
{
|
|
int maj;
|
|
static struct consdev pccons = {
|
|
NULL, NULL, pccngetc, pccnputc, pccnpollc, NULL, NULL,
|
|
NULL, NODEV, CN_NORMAL
|
|
};
|
|
|
|
/*
|
|
* For now, don't screw with it.
|
|
*/
|
|
/* crtat = 0; */
|
|
|
|
pc_context_init(crt_iot, crt_memt, kbd_iot, config);
|
|
|
|
/* locate the major number */
|
|
maj = cdevsw_lookup_major(&pc_cdevsw);
|
|
pccons.cn_dev = makedev(maj, 0);
|
|
|
|
cn_tab = &pccons;
|
|
}
|
|
|
|
/* ARGSUSED */
|
|
void
|
|
pccnputc(dev_t dev, int c)
|
|
{
|
|
u_char cc, oldkernel = kernel;
|
|
|
|
kernel = 1;
|
|
if (c == '\n') {
|
|
sput("\r\n", 2);
|
|
} else {
|
|
cc = c;
|
|
sput(&cc, 1);
|
|
}
|
|
kernel = oldkernel;
|
|
}
|
|
|
|
/* ARGSUSED */
|
|
int
|
|
pccngetc(dev_t dev)
|
|
{
|
|
char *cp;
|
|
|
|
if (pc_xmode > 0)
|
|
return 0;
|
|
|
|
do {
|
|
/* wait for byte */
|
|
while ((kbd_cmd_read_1() & KBS_DIB) == 0);
|
|
/* see if it's worthwhile */
|
|
cp = sget();
|
|
} while (!cp);
|
|
if (*cp == '\r')
|
|
return '\n';
|
|
return *cp;
|
|
}
|
|
|
|
void
|
|
pccnpollc(dev_t dev, int on)
|
|
{
|
|
|
|
polling = on;
|
|
if (!on) {
|
|
int unit;
|
|
struct pc_softc *sc;
|
|
int s;
|
|
|
|
/*
|
|
* If disabling polling on a device that's been configured,
|
|
* make sure there are no bytes left in the FIFO, holding up
|
|
* the interrupt line. Otherwise we won't get any further
|
|
* interrupts.
|
|
*/
|
|
unit = PCUNIT(dev);
|
|
if (pc_cd.cd_ndevs > unit) {
|
|
sc = device_lookup_private(&pc_cd, unit);
|
|
if (sc != NULL) {
|
|
s = spltty();
|
|
pcintr(sc);
|
|
splx(s);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Set line parameters.
|
|
*/
|
|
int
|
|
pcparam(struct tty *tp, struct termios *t)
|
|
{
|
|
|
|
tp->t_ispeed = t->c_ispeed;
|
|
tp->t_ospeed = t->c_ospeed;
|
|
tp->t_cflag = t->c_cflag;
|
|
return 0;
|
|
}
|
|
|
|
#define wrtchar(c, at) do {\
|
|
char *cp0 = (char *)crtat; *cp0++ = (c); *cp0 = (at); crtat++; vs.col++; \
|
|
} while (0)
|
|
|
|
/* translate ANSI color codes to standard pc ones */
|
|
static char fgansitopc[] = {
|
|
FG_BLACK, FG_RED, FG_GREEN, FG_BROWN, FG_BLUE,
|
|
FG_MAGENTA, FG_CYAN, FG_LIGHTGREY
|
|
};
|
|
|
|
static char bgansitopc[] = {
|
|
BG_BLACK, BG_RED, BG_GREEN, BG_BROWN, BG_BLUE,
|
|
BG_MAGENTA, BG_CYAN, BG_LIGHTGREY
|
|
};
|
|
|
|
static u_char iso2ibm437[] =
|
|
{
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0, 0, 0, 0, 0, 0, 0, 0,
|
|
0xff, 0xad, 0x9b, 0x9c, 0, 0x9d, 0, 0x40,
|
|
0x6f, 0x63, 0x61, 0xae, 0, 0, 0, 0,
|
|
0xf8, 0xf1, 0xfd, 0x33, 0, 0xe6, 0, 0xfa,
|
|
0, 0x31, 0x6f, 0xaf, 0xac, 0xab, 0, 0xa8,
|
|
0x41, 0x41, 0x41, 0x41, 0x8e, 0x8f, 0x92, 0x80,
|
|
0x45, 0x90, 0x45, 0x45, 0x49, 0x49, 0x49, 0x49,
|
|
0x81, 0xa5, 0x4f, 0x4f, 0x4f, 0x4f, 0x99, 0x4f,
|
|
0x4f, 0x55, 0x55, 0x55, 0x9a, 0x59, 0, 0xe1,
|
|
0x85, 0xa0, 0x83, 0x61, 0x84, 0x86, 0x91, 0x87,
|
|
0x8a, 0x82, 0x88, 0x89, 0x8d, 0xa1, 0x8c, 0x8b,
|
|
0, 0xa4, 0x95, 0xa2, 0x93, 0x6f, 0x94, 0x6f,
|
|
0x6f, 0x97, 0xa3, 0x96, 0x81, 0x98, 0, 0
|
|
};
|
|
|
|
/*
|
|
* `pc3' termcap emulation.
|
|
*/
|
|
void
|
|
sput(const u_char *cp, int n)
|
|
{
|
|
struct pccons_context *pc = &pccons_console_context;
|
|
u_char c, scroll = 0;
|
|
|
|
if (pc_xmode > 0)
|
|
return;
|
|
|
|
if (crtat == 0) {
|
|
volatile u_short *dp;
|
|
u_short was;
|
|
unsigned cursorat;
|
|
|
|
dp = bus_space_vaddr(pc->pc_crt_memt, pc->pc_cga_memh);
|
|
was = *dp;
|
|
*dp = 0xA55A;
|
|
if (*dp != 0xA55A) {
|
|
dp = bus_space_vaddr(pc->pc_crt_memt,
|
|
pc->pc_mono_memh);
|
|
pc->pc_6845_ioh = pc->pc_mono_ioh;
|
|
pc->pc_crt_memh = pc->pc_mono_memh;
|
|
vs.color = 0;
|
|
} else {
|
|
*dp = was;
|
|
pc->pc_6845_ioh = pc->pc_cga_ioh;
|
|
pc->pc_crt_memh = pc->pc_cga_memh;
|
|
vs.color = 1;
|
|
}
|
|
|
|
#ifdef FAT_CURSOR
|
|
cursor_shape = 0x0012;
|
|
#else
|
|
get_cursor_shape();
|
|
#endif
|
|
|
|
bios_display_info(&vs.col, &vs.row, &vs.ncol, &vs.nrow);
|
|
vs.nchr = vs.ncol * vs.nrow;
|
|
vs.col--;
|
|
vs.row--;
|
|
cursorat = vs.ncol * vs.row + vs.col;
|
|
vs.at = FG_LIGHTGREY | BG_BLACK;
|
|
|
|
Crtat = (u_short *)__UNVOLATILE(dp);
|
|
crtat = Crtat + cursorat;
|
|
|
|
if (vs.color == 0)
|
|
vs.so_at = FG_BLACK | BG_LIGHTGREY;
|
|
else
|
|
vs.so_at = FG_YELLOW | BG_BLACK;
|
|
|
|
fillw((vs.at << 8) | ' ', crtat, vs.nchr - cursorat);
|
|
}
|
|
|
|
while (n--) {
|
|
if (!(c = *cp++))
|
|
continue;
|
|
|
|
switch (c) {
|
|
case 0x1B:
|
|
if (vs.state >= VSS_ESCAPE) {
|
|
wrtchar(c, vs.so_at);
|
|
vs.state = 0;
|
|
goto maybe_scroll;
|
|
} else
|
|
vs.state = VSS_ESCAPE;
|
|
break;
|
|
|
|
case 0x9B: /* CSI */
|
|
vs.cx = vs.cy = 0;
|
|
vs.state = VSS_EBRACE;
|
|
break;
|
|
|
|
case '\t': {
|
|
int inccol = 8 - (vs.col & 7);
|
|
crtat += inccol;
|
|
vs.col += inccol;
|
|
}
|
|
maybe_scroll:
|
|
if (vs.col >= vs.ncol) {
|
|
vs.col -= vs.ncol;
|
|
scroll = 1;
|
|
}
|
|
break;
|
|
|
|
case '\b':
|
|
if (crtat <= Crtat)
|
|
break;
|
|
--crtat;
|
|
if (--vs.col < 0)
|
|
vs.col += vs.ncol; /* non-destructive backspace */
|
|
break;
|
|
|
|
case '\r':
|
|
crtat -= vs.col;
|
|
vs.col = 0;
|
|
break;
|
|
|
|
case '\n':
|
|
crtat += vs.ncol;
|
|
scroll = 1;
|
|
break;
|
|
|
|
default:
|
|
switch (vs.state) {
|
|
case 0:
|
|
if (c == '\a')
|
|
sysbeep(BEEP_FREQ, BEEP_TIME);
|
|
else {
|
|
/*
|
|
* If we're outputting multiple printed
|
|
* characters, just blast them to the
|
|
* screen until we reach the end of the
|
|
* buffer or a control character. This
|
|
* saves time by short-circuiting the
|
|
* switch.
|
|
* If we reach the end of the line, we
|
|
* break to do a scroll check.
|
|
*/
|
|
for (;;) {
|
|
if (c & 0x80)
|
|
c = iso2ibm437[c&0x7f];
|
|
|
|
if (vs.so)
|
|
wrtchar(c, vs.so_at);
|
|
else
|
|
wrtchar(c, vs.at);
|
|
if (vs.col >= vs.ncol) {
|
|
vs.col = 0;
|
|
scroll = 1;
|
|
break;
|
|
}
|
|
if (!n || (c = *cp) < ' ')
|
|
break;
|
|
n--, cp++;
|
|
}
|
|
}
|
|
break;
|
|
case VSS_ESCAPE:
|
|
switch (c) {
|
|
case '[': /* Start ESC [ sequence */
|
|
vs.cx = vs.cy = 0;
|
|
vs.state = VSS_EBRACE;
|
|
break;
|
|
case 'c': /* Create screen & home */
|
|
fillw((vs.at << 8) | ' ',
|
|
Crtat, vs.nchr);
|
|
crtat = Crtat;
|
|
vs.col = 0;
|
|
vs.state = 0;
|
|
break;
|
|
case '7': /* save cursor pos */
|
|
vs.offset = crtat - Crtat;
|
|
vs.state = 0;
|
|
break;
|
|
case '8': /* restore cursor pos */
|
|
crtat = Crtat + vs.offset;
|
|
vs.row = vs.offset / vs.ncol;
|
|
vs.col = vs.offset % vs.ncol;
|
|
vs.state = 0;
|
|
break;
|
|
default: /* Invalid, clear state */
|
|
wrtchar(c, vs.so_at);
|
|
vs.state = 0;
|
|
goto maybe_scroll;
|
|
}
|
|
break;
|
|
|
|
default: /* VSS_EBRACE or VSS_EPARAM */
|
|
switch (c) {
|
|
int pos;
|
|
case 'm':
|
|
if (!vs.cx)
|
|
vs.so = 0;
|
|
else
|
|
vs.so = 1;
|
|
vs.state = 0;
|
|
break;
|
|
case 'A': { /* back cx rows */
|
|
int cx = vs.cx;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else
|
|
cx %= vs.nrow;
|
|
pos = crtat - Crtat;
|
|
pos -= vs.ncol * cx;
|
|
if (pos < 0)
|
|
pos += vs.nchr;
|
|
crtat = Crtat + pos;
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'B': { /* down cx rows */
|
|
int cx = vs.cx;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else
|
|
cx %= vs.nrow;
|
|
pos = crtat - Crtat;
|
|
pos += vs.ncol * cx;
|
|
if (pos >= vs.nchr)
|
|
pos -= vs.nchr;
|
|
crtat = Crtat + pos;
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'C': { /* right cursor */
|
|
int cx = vs.cx,
|
|
col = vs.col;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else
|
|
cx %= vs.ncol;
|
|
pos = crtat - Crtat;
|
|
pos += cx;
|
|
col += cx;
|
|
if (col >= vs.ncol) {
|
|
pos -= vs.ncol;
|
|
col -= vs.ncol;
|
|
}
|
|
vs.col = col;
|
|
crtat = Crtat + pos;
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'D': { /* left cursor */
|
|
int cx = vs.cx,
|
|
col = vs.col;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else
|
|
cx %= vs.ncol;
|
|
pos = crtat - Crtat;
|
|
pos -= cx;
|
|
col -= cx;
|
|
if (col < 0) {
|
|
pos += vs.ncol;
|
|
col += vs.ncol;
|
|
}
|
|
vs.col = col;
|
|
crtat = Crtat + pos;
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'J': /* Clear ... */
|
|
switch (vs.cx) {
|
|
case 0:
|
|
/* ... to end of display */
|
|
fillw((vs.at << 8) | ' ',
|
|
crtat,
|
|
Crtat + vs.nchr - crtat);
|
|
break;
|
|
case 1:
|
|
/* ... to next location */
|
|
fillw((vs.at << 8) | ' ',
|
|
Crtat,
|
|
crtat - Crtat + 1);
|
|
break;
|
|
case 2:
|
|
/* ... whole display */
|
|
fillw((vs.at << 8) | ' ',
|
|
Crtat,
|
|
vs.nchr);
|
|
break;
|
|
}
|
|
vs.state = 0;
|
|
break;
|
|
case 'K': /* Clear line ... */
|
|
switch (vs.cx) {
|
|
case 0:
|
|
/* ... current to EOL */
|
|
fillw((vs.at << 8) | ' ',
|
|
crtat,
|
|
vs.ncol - vs.col);
|
|
break;
|
|
case 1:
|
|
/* ... beginning to next */
|
|
fillw((vs.at << 8) | ' ',
|
|
crtat - vs.col,
|
|
vs.col + 1);
|
|
break;
|
|
case 2:
|
|
/* ... entire line */
|
|
fillw((vs.at << 8) | ' ',
|
|
crtat - vs.col, vs.ncol);
|
|
break;
|
|
}
|
|
vs.state = 0;
|
|
break;
|
|
case 'f': /* in system V consoles */
|
|
case 'H': { /* Cursor move */
|
|
int cx = vs.cx,
|
|
cy = vs.cy;
|
|
if (!cx || !cy) {
|
|
crtat = Crtat;
|
|
vs.col = 0;
|
|
} else {
|
|
if (cx > vs.nrow)
|
|
cx = vs.nrow;
|
|
if (cy > vs.ncol)
|
|
cy = vs.ncol;
|
|
crtat = Crtat +
|
|
(cx - 1) * vs.ncol + cy - 1;
|
|
vs.col = cy - 1;
|
|
}
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'M': { /* delete cx rows */
|
|
u_short *crtAt = crtat - vs.col;
|
|
int cx = vs.cx,
|
|
row = (crtAt - Crtat) / vs.ncol,
|
|
nrow = vs.nrow - row;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else if (cx > nrow)
|
|
cx = nrow;
|
|
if (cx < nrow)
|
|
#ifdef PCCONS_FORCE_WORD
|
|
wcopy(crtAt + vs.ncol * cx,
|
|
crtAt, vs.ncol * (nrow -
|
|
cx) * CHR);
|
|
#else
|
|
memmove(crtAt,
|
|
crtAt + vs.ncol * cx,
|
|
vs.ncol * (nrow - cx) *
|
|
CHR);
|
|
#endif
|
|
fillw((vs.at << 8) | ' ',
|
|
crtAt + vs.ncol * (nrow - cx),
|
|
vs.ncol * cx);
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'S': { /* scroll up cx lines */
|
|
int cx = vs.cx;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else if (cx > vs.nrow)
|
|
cx = vs.nrow;
|
|
if (cx < vs.nrow)
|
|
#ifdef PCCONS_FORCE_WORD
|
|
wcopy(Crtat + vs.ncol * cx,
|
|
Crtat, vs.ncol * (vs.nrow -
|
|
cx) * CHR);
|
|
#else
|
|
memmove(Crtat,
|
|
Crtat + vs.ncol * cx,
|
|
vs.ncol * (vs.nrow - cx) *
|
|
CHR);
|
|
#endif
|
|
fillw((vs.at << 8) | ' ',
|
|
Crtat + vs.ncol * (vs.nrow - cx),
|
|
vs.ncol * cx);
|
|
/* crtat -= vs.ncol * cx; XXX */
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'L': { /* insert cx rows */
|
|
u_short *crtAt = crtat - vs.col;
|
|
int cx = vs.cx,
|
|
row = (crtAt - Crtat) / vs.ncol,
|
|
nrow = vs.nrow - row;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else if (cx > nrow)
|
|
cx = nrow;
|
|
if (cx < nrow)
|
|
#ifdef PCCONS_FORCE_WORD
|
|
wcopy(crtAt,
|
|
crtAt + vs.ncol * cx,
|
|
vs.ncol * (nrow - cx) *
|
|
CHR);
|
|
#else
|
|
memmove(crtAt + vs.ncol * cx,
|
|
crtAt,
|
|
vs.ncol * (nrow - cx) *
|
|
CHR);
|
|
#endif
|
|
fillw((vs.at << 8) | ' ', crtAt,
|
|
vs.ncol * cx);
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case 'T': { /* scroll down cx lines */
|
|
int cx = vs.cx;
|
|
if (cx <= 0)
|
|
cx = 1;
|
|
else if (cx > vs.nrow)
|
|
cx = vs.nrow;
|
|
if (cx < vs.nrow)
|
|
#ifdef PCCONS_FORCE_WORD
|
|
wcopy(Crtat,
|
|
Crtat + vs.ncol * cx,
|
|
vs.ncol * (vs.nrow - cx) *
|
|
CHR);
|
|
#else
|
|
memmove(Crtat + vs.ncol * cx,
|
|
Crtat,
|
|
vs.ncol * (vs.nrow - cx) *
|
|
CHR);
|
|
#endif
|
|
fillw((vs.at << 8) | ' ', Crtat,
|
|
vs.ncol * cx);
|
|
/* crtat += vs.ncol * cx; XXX */
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
case ';': /* Switch params in cursor def */
|
|
vs.state = VSS_EPARAM;
|
|
break;
|
|
case 'r':
|
|
vs.so_at = (vs.cx & FG_MASK) |
|
|
((vs.cy << 4) & BG_MASK);
|
|
vs.state = 0;
|
|
break;
|
|
case 's': /* save cursor pos */
|
|
vs.offset = crtat - Crtat;
|
|
vs.state = 0;
|
|
break;
|
|
case 'u': /* restore cursor pos */
|
|
crtat = Crtat + vs.offset;
|
|
vs.row = vs.offset / vs.ncol;
|
|
vs.col = vs.offset % vs.ncol;
|
|
vs.state = 0;
|
|
break;
|
|
case 'x': /* set attributes */
|
|
switch (vs.cx) {
|
|
case 0:
|
|
vs.at = FG_LIGHTGREY | BG_BLACK;
|
|
break;
|
|
case 1:
|
|
/* ansi background */
|
|
if (!vs.color)
|
|
break;
|
|
vs.at &= FG_MASK;
|
|
vs.at |= bgansitopc[vs.cy & 7];
|
|
break;
|
|
case 2:
|
|
/* ansi foreground */
|
|
if (!vs.color)
|
|
break;
|
|
vs.at &= BG_MASK;
|
|
vs.at |= fgansitopc[vs.cy & 7];
|
|
break;
|
|
case 3:
|
|
/* pc text attribute */
|
|
if (vs.state >= VSS_EPARAM)
|
|
vs.at = vs.cy;
|
|
break;
|
|
}
|
|
vs.state = 0;
|
|
break;
|
|
|
|
default: /* Only numbers valid here */
|
|
if ((c >= '0') && (c <= '9')) {
|
|
if (vs.state >= VSS_EPARAM) {
|
|
vs.cy *= 10;
|
|
vs.cy += c - '0';
|
|
} else {
|
|
vs.cx *= 10;
|
|
vs.cx += c - '0';
|
|
}
|
|
} else
|
|
vs.state = 0;
|
|
break;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
if (scroll) {
|
|
scroll = 0;
|
|
/* scroll check */
|
|
if (crtat >= Crtat + vs.nchr) {
|
|
if (!kernel) {
|
|
int s = spltty();
|
|
if (lock_state & KB_SCROLL)
|
|
tsleep(&lock_state,
|
|
PUSER, "pcputc", 0);
|
|
splx(s);
|
|
}
|
|
#if PCCONS_FORCE_WORD
|
|
wcopy(Crtat + vs.ncol, Crtat,
|
|
(vs.nchr - vs.ncol) * CHR);
|
|
#else
|
|
memmove(Crtat, Crtat + vs.ncol,
|
|
(vs.nchr - vs.ncol) * CHR);
|
|
#endif
|
|
fillw((vs.at << 8) | ' ',
|
|
Crtat + vs.nchr - vs.ncol,
|
|
vs.ncol);
|
|
crtat -= vs.ncol;
|
|
}
|
|
}
|
|
}
|
|
async_update();
|
|
}
|
|
|
|
/* the unshifted code for KB_SHIFT keys is used by X to distinguish between
|
|
left and right shift when reading the keyboard map */
|
|
static pccons_keymap_t scan_codes[KB_NUM_KEYS] = {
|
|
/* type unshift shift control altgr shift_altgr scancode */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 0 unused */
|
|
{ KB_ASCII, "\033", "\033", "\033", "", ""}, /* 1 ESCape */
|
|
{ KB_ASCII, "1", "!", "!", "", ""}, /* 2 1 */
|
|
{ KB_ASCII, "2", "@", "\000", "", ""}, /* 3 2 */
|
|
{ KB_ASCII, "3", "#", "#", "", ""}, /* 4 3 */
|
|
{ KB_ASCII, "4", "$", "$", "", ""}, /* 5 4 */
|
|
{ KB_ASCII, "5", "%", "%", "", ""}, /* 6 5 */
|
|
{ KB_ASCII, "6", "^", "\036", "", ""}, /* 7 6 */
|
|
{ KB_ASCII, "7", "&", "&", "", ""}, /* 8 7 */
|
|
{ KB_ASCII, "8", "*", "\010", "", ""}, /* 9 8 */
|
|
{ KB_ASCII, "9", "(", "(", "", ""}, /* 10 9 */
|
|
{ KB_ASCII, "0", ")", ")", "", ""}, /* 11 0 */
|
|
{ KB_ASCII, "-", "_", "\037", "", ""}, /* 12 - */
|
|
{ KB_ASCII, "=", "+", "+", "", ""}, /* 13 = */
|
|
{ KB_ASCII, "\177", "\177", "\010", "", ""}, /* 14 backspace */
|
|
{ KB_ASCII, "\t", "\t", "\t", "", ""}, /* 15 tab */
|
|
{ KB_ASCII, "q", "Q", "\021", "", ""}, /* 16 q */
|
|
{ KB_ASCII, "w", "W", "\027", "", ""}, /* 17 w */
|
|
{ KB_ASCII, "e", "E", "\005", "", ""}, /* 18 e */
|
|
{ KB_ASCII, "r", "R", "\022", "", ""}, /* 19 r */
|
|
{ KB_ASCII, "t", "T", "\024", "", ""}, /* 20 t */
|
|
{ KB_ASCII, "y", "Y", "\031", "", ""}, /* 21 y */
|
|
{ KB_ASCII, "u", "U", "\025", "", ""}, /* 22 u */
|
|
{ KB_ASCII, "i", "I", "\011", "", ""}, /* 23 i */
|
|
{ KB_ASCII, "o", "O", "\017", "", ""}, /* 24 o */
|
|
{ KB_ASCII, "p", "P", "\020", "", ""}, /* 25 p */
|
|
{ KB_ASCII, "[", "{", "\033", "", ""}, /* 26 [ */
|
|
{ KB_ASCII, "]", "}", "\035", "", ""}, /* 27 ] */
|
|
{ KB_ASCII, "\r", "\r", "\n", "", ""}, /* 28 return */
|
|
{ KB_CTL, "", "", "", "", ""}, /* 29 control */
|
|
{ KB_ASCII, "a", "A", "\001", "", ""}, /* 30 a */
|
|
{ KB_ASCII, "s", "S", "\023", "", ""}, /* 31 s */
|
|
{ KB_ASCII, "d", "D", "\004", "", ""}, /* 32 d */
|
|
{ KB_ASCII, "f", "F", "\006", "", ""}, /* 33 f */
|
|
{ KB_ASCII, "g", "G", "\007", "", ""}, /* 34 g */
|
|
{ KB_ASCII, "h", "H", "\010", "", ""}, /* 35 h */
|
|
{ KB_ASCII, "j", "J", "\n", "", ""}, /* 36 j */
|
|
{ KB_ASCII, "k", "K", "\013", "", ""}, /* 37 k */
|
|
{ KB_ASCII, "l", "L", "\014", "", ""}, /* 38 l */
|
|
{ KB_ASCII, ";", ":", ";", "", ""}, /* 39 ; */
|
|
{ KB_ASCII, "'", "\"", "'", "", ""}, /* 40 ' */
|
|
{ KB_ASCII, "`", "~", "`", "", ""}, /* 41 ` */
|
|
{ KB_SHIFT, "\001", "", "", "", ""}, /* 42 shift */
|
|
{ KB_ASCII, "\\", "|", "\034", "", ""}, /* 43 \ */
|
|
{ KB_ASCII, "z", "Z", "\032", "", ""}, /* 44 z */
|
|
{ KB_ASCII, "x", "X", "\030", "", ""}, /* 45 x */
|
|
{ KB_ASCII, "c", "C", "\003", "", ""}, /* 46 c */
|
|
{ KB_ASCII, "v", "V", "\026", "", ""}, /* 47 v */
|
|
{ KB_ASCII, "b", "B", "\002", "", ""}, /* 48 b */
|
|
{ KB_ASCII, "n", "N", "\016", "", ""}, /* 49 n */
|
|
{ KB_ASCII, "m", "M", "\r", "", ""}, /* 50 m */
|
|
{ KB_ASCII, ",", "<", "<", "", ""}, /* 51 , */
|
|
{ KB_ASCII, ".", ">", ">", "", ""}, /* 52 . */
|
|
{ KB_ASCII, "/", "?", "\037", "", ""}, /* 53 / */
|
|
{ KB_SHIFT, "\002", "", "", "", ""}, /* 54 shift */
|
|
{ KB_KP, "*", "*", "*", "", ""}, /* 55 kp * */
|
|
{ KB_ALT, "", "", "", "", ""}, /* 56 alt */
|
|
{ KB_ASCII, " ", " ", "\000", "", ""}, /* 57 space */
|
|
{ KB_CAPS, "", "", "", "", ""}, /* 58 caps */
|
|
{ KB_FUNC, "\033[M", "\033[Y", "\033[k", "", ""}, /* 59 f1 */
|
|
{ KB_FUNC, "\033[N", "\033[Z", "\033[l", "", ""}, /* 60 f2 */
|
|
{ KB_FUNC, "\033[O", "\033[a", "\033[m", "", ""}, /* 61 f3 */
|
|
{ KB_FUNC, "\033[P", "\033[b", "\033[n", "", ""}, /* 62 f4 */
|
|
{ KB_FUNC, "\033[Q", "\033[c", "\033[o", "", ""}, /* 63 f5 */
|
|
{ KB_FUNC, "\033[R", "\033[d", "\033[p", "", ""}, /* 64 f6 */
|
|
{ KB_FUNC, "\033[S", "\033[e", "\033[q", "", ""}, /* 65 f7 */
|
|
{ KB_FUNC, "\033[T", "\033[f", "\033[r", "", ""}, /* 66 f8 */
|
|
{ KB_FUNC, "\033[U", "\033[g", "\033[s", "", ""}, /* 67 f9 */
|
|
{ KB_FUNC, "\033[V", "\033[h", "\033[t", "", ""}, /* 68 f10 */
|
|
{ KB_NUM, "", "", "", "", ""}, /* 69 num lock */
|
|
{ KB_SCROLL, "", "", "", "", ""}, /* 70 scroll lock */
|
|
{ KB_KP, "7", "\033[H", "7", "", ""}, /* 71 kp 7 */
|
|
{ KB_KP, "8", "\033[A", "8", "", ""}, /* 72 kp 8 */
|
|
{ KB_KP, "9", "\033[I", "9", "", ""}, /* 73 kp 9 */
|
|
{ KB_KP, "-", "-", "-", "", ""}, /* 74 kp - */
|
|
{ KB_KP, "4", "\033[D", "4", "", ""}, /* 75 kp 4 */
|
|
{ KB_KP, "5", "\033[E", "5", "", ""}, /* 76 kp 5 */
|
|
{ KB_KP, "6", "\033[C", "6", "", ""}, /* 77 kp 6 */
|
|
{ KB_KP, "+", "+", "+", "", ""}, /* 78 kp + */
|
|
{ KB_KP, "1", "\033[F", "1", "", ""}, /* 79 kp 1 */
|
|
{ KB_KP, "2", "\033[B", "2", "", ""}, /* 80 kp 2 */
|
|
{ KB_KP, "3", "\033[G", "3", "", ""}, /* 81 kp 3 */
|
|
{ KB_KP, "0", "\033[L", "0", "", ""}, /* 82 kp 0 */
|
|
{ KB_KP, ",", "\177", ",", "", ""}, /* 83 kp , */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 84 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 85 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 86 0 */
|
|
{ KB_FUNC, "\033[W", "\033[i", "\033[u", "", ""}, /* 87 f11 */
|
|
{ KB_FUNC, "\033[X", "\033[j", "\033[v", "", ""}, /* 88 f12 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 89 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 90 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 91 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 92 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 93 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 94 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 95 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 96 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 97 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 98 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 99 0 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 100 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 101 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 102 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 103 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 104 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 105 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 106 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 107 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 108 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 109 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 110 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 111 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 112 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 113 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 114 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 115 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 116 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 117 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 118 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 119 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 120 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 121 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 122 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 123 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 124 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 125 */
|
|
{ KB_NONE, "", "", "", "", ""}, /* 126 */
|
|
{ KB_NONE, "", "", "", "", ""} /* 127 */
|
|
};
|
|
|
|
/*
|
|
* Get characters from the keyboard. If none are present, return NULL.
|
|
*/
|
|
char *
|
|
sget(void)
|
|
{
|
|
u_char dt;
|
|
static u_char extended = 0, shift_state = 0;
|
|
static u_char capchar[2];
|
|
|
|
top:
|
|
KBD_DELAY;
|
|
dt = kbd_data_read_1();
|
|
|
|
switch (dt) {
|
|
case KBR_ACK: case KBR_ECHO:
|
|
kb_oq_get = (kb_oq_get + 1) & 7;
|
|
if(kb_oq_get != kb_oq_put) {
|
|
kbd_data_write_1(kb_oq[kb_oq_get]);
|
|
}
|
|
goto loop;
|
|
case KBR_RESEND:
|
|
kbd_data_write_1(kb_oq[kb_oq_get]);
|
|
goto loop;
|
|
}
|
|
|
|
if (pc_xmode > 0) {
|
|
#if defined(DDB) && defined(XSERVER_DDB)
|
|
/* F12 enters the debugger while in X mode */
|
|
if (dt == 88)
|
|
Debugger();
|
|
#endif
|
|
capchar[0] = dt;
|
|
capchar[1] = 0;
|
|
/*
|
|
* Check for locking keys.
|
|
*
|
|
* XXX Setting the LEDs this way is a bit bogus. What if the
|
|
* keyboard has been remapped in X?
|
|
*/
|
|
switch (scan_codes[dt & 0x7f].type) {
|
|
case KB_NUM:
|
|
if (dt & 0x80) {
|
|
shift_state &= ~KB_NUM;
|
|
break;
|
|
}
|
|
if (shift_state & KB_NUM)
|
|
break;
|
|
shift_state |= KB_NUM;
|
|
lock_state ^= KB_NUM;
|
|
async_update();
|
|
break;
|
|
case KB_CAPS:
|
|
if (dt & 0x80) {
|
|
shift_state &= ~KB_CAPS;
|
|
break;
|
|
}
|
|
if (shift_state & KB_CAPS)
|
|
break;
|
|
shift_state |= KB_CAPS;
|
|
lock_state ^= KB_CAPS;
|
|
async_update();
|
|
break;
|
|
case KB_SCROLL:
|
|
if (dt & 0x80) {
|
|
shift_state &= ~KB_SCROLL;
|
|
break;
|
|
}
|
|
if (shift_state & KB_SCROLL)
|
|
break;
|
|
shift_state |= KB_SCROLL;
|
|
lock_state ^= KB_SCROLL;
|
|
if ((lock_state & KB_SCROLL) == 0)
|
|
wakeup((void *)&lock_state);
|
|
async_update();
|
|
break;
|
|
}
|
|
return capchar;
|
|
}
|
|
|
|
switch (dt) {
|
|
case KBR_EXTENDED:
|
|
extended = 1;
|
|
goto loop;
|
|
}
|
|
|
|
#ifdef DDB
|
|
/*
|
|
* Check for cntl-alt-esc.
|
|
*/
|
|
if ((dt == 1) && (shift_state & (KB_CTL | KB_ALT)) == (KB_CTL | KB_ALT)) {
|
|
/* XXX - check pccons_is_console */
|
|
Debugger();
|
|
dt |= 0x80; /* discard esc (ddb discarded ctl-alt) */
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Check for make/break.
|
|
*/
|
|
if (dt & 0x80) {
|
|
/*
|
|
* break
|
|
*/
|
|
dt &= 0x7f;
|
|
switch (scan_codes[dt].type) {
|
|
case KB_NUM:
|
|
shift_state &= ~KB_NUM;
|
|
break;
|
|
case KB_CAPS:
|
|
shift_state &= ~KB_CAPS;
|
|
break;
|
|
case KB_SCROLL:
|
|
shift_state &= ~KB_SCROLL;
|
|
break;
|
|
case KB_SHIFT:
|
|
shift_state &= ~KB_SHIFT;
|
|
break;
|
|
case KB_ALT:
|
|
if (extended)
|
|
shift_state &= ~KB_ALTGR;
|
|
else
|
|
shift_state &= ~KB_ALT;
|
|
break;
|
|
case KB_CTL:
|
|
shift_state &= ~KB_CTL;
|
|
break;
|
|
}
|
|
} else {
|
|
/*
|
|
* make
|
|
*/
|
|
switch (scan_codes[dt].type) {
|
|
/*
|
|
* locking keys
|
|
*/
|
|
case KB_NUM:
|
|
if (shift_state & KB_NUM)
|
|
break;
|
|
shift_state |= KB_NUM;
|
|
lock_state ^= KB_NUM;
|
|
async_update();
|
|
break;
|
|
case KB_CAPS:
|
|
if (shift_state & KB_CAPS)
|
|
break;
|
|
shift_state |= KB_CAPS;
|
|
lock_state ^= KB_CAPS;
|
|
async_update();
|
|
break;
|
|
case KB_SCROLL:
|
|
if (shift_state & KB_SCROLL)
|
|
break;
|
|
shift_state |= KB_SCROLL;
|
|
lock_state ^= KB_SCROLL;
|
|
if ((lock_state & KB_SCROLL) == 0)
|
|
wakeup((void *)&lock_state);
|
|
async_update();
|
|
break;
|
|
/*
|
|
* non-locking keys
|
|
*/
|
|
case KB_SHIFT:
|
|
shift_state |= KB_SHIFT;
|
|
break;
|
|
case KB_ALT:
|
|
if (extended)
|
|
shift_state |= KB_ALTGR;
|
|
else
|
|
shift_state |= KB_ALT;
|
|
break;
|
|
case KB_CTL:
|
|
shift_state |= KB_CTL;
|
|
break;
|
|
case KB_ASCII:
|
|
/* control has highest priority */
|
|
if (shift_state & KB_CTL)
|
|
capchar[0] = scan_codes[dt].ctl[0];
|
|
else if (shift_state & KB_ALTGR) {
|
|
if (shift_state & KB_SHIFT)
|
|
capchar[0] = scan_codes[dt].shift_altgr[0];
|
|
else
|
|
capchar[0] = scan_codes[dt].altgr[0];
|
|
}
|
|
else {
|
|
if (shift_state & KB_SHIFT)
|
|
capchar[0] = scan_codes[dt].shift[0];
|
|
else
|
|
capchar[0] = scan_codes[dt].unshift[0];
|
|
}
|
|
if ((lock_state & KB_CAPS) && capchar[0] >= 'a' &&
|
|
capchar[0] <= 'z') {
|
|
capchar[0] -= ('a' - 'A');
|
|
}
|
|
capchar[0] |= (shift_state & KB_ALT);
|
|
extended = 0;
|
|
return capchar;
|
|
case KB_NONE:
|
|
printf("keycode %d\n",dt);
|
|
break;
|
|
case KB_FUNC: {
|
|
char *more_chars;
|
|
if (shift_state & KB_SHIFT)
|
|
more_chars = scan_codes[dt].shift;
|
|
else if (shift_state & KB_CTL)
|
|
more_chars = scan_codes[dt].ctl;
|
|
else
|
|
more_chars = scan_codes[dt].unshift;
|
|
extended = 0;
|
|
return more_chars;
|
|
}
|
|
case KB_KP: {
|
|
char *more_chars;
|
|
if (shift_state & (KB_SHIFT | KB_CTL) ||
|
|
(lock_state & KB_NUM) == 0 || extended)
|
|
more_chars = scan_codes[dt].shift;
|
|
else
|
|
more_chars = scan_codes[dt].unshift;
|
|
extended = 0;
|
|
return more_chars;
|
|
}
|
|
}
|
|
}
|
|
|
|
extended = 0;
|
|
loop:
|
|
if ((kbd_cmd_read_1() & KBS_DIB) == 0)
|
|
return 0;
|
|
goto top;
|
|
}
|
|
|
|
paddr_t
|
|
pcmmap(dev_t dev, off_t offset, int nprot)
|
|
{
|
|
struct pccons_context *pc = &pccons_console_context;
|
|
paddr_t pa;
|
|
|
|
if (offset >= 0xa0000 && offset < 0xc0000) {
|
|
if (bus_space_paddr(pc->pc_crt_memt, pc->pc_mono_memh, &pa))
|
|
return -1;
|
|
pa += offset - pc->pc_config->pc_mono_memaddr;
|
|
return mips_btop(pa);
|
|
}
|
|
if (offset >= 0x0000 && offset < 0x10000) {
|
|
if (bus_space_paddr(pc->pc_crt_iot, pc->pc_mono_ioh, &pa))
|
|
return -1;
|
|
pa += offset - pc->pc_config->pc_mono_iobase;
|
|
return mips_btop(pa);
|
|
}
|
|
if (offset >= 0x40000000 && offset < 0x40800000) {
|
|
if (bus_space_paddr(pc->pc_crt_memt, pc->pc_mono_memh, &pa))
|
|
return (-1);
|
|
pa += offset - 0x40000000 - pc->pc_config->pc_mono_memaddr;
|
|
return mips_btop(pa);
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
void
|
|
pc_xmode_on(void)
|
|
{
|
|
if (pc_xmode)
|
|
return;
|
|
pc_xmode = 1;
|
|
|
|
#ifdef XFREE86_BUG_COMPAT
|
|
/* If still unchanged, get current shape. */
|
|
if (cursor_shape == 0xffff)
|
|
get_cursor_shape();
|
|
#endif
|
|
}
|
|
|
|
void
|
|
pc_xmode_off(void)
|
|
{
|
|
if (pc_xmode == 0)
|
|
return;
|
|
pc_xmode = 0;
|
|
|
|
#ifdef XFREE86_BUG_COMPAT
|
|
/* XXX It would be hard to justify why the X server doesn't do this. */
|
|
set_cursor_shape();
|
|
#endif
|
|
async_update();
|
|
}
|