pcvt_hdr.h

freebsd v4.4内核源码

/*
 * Copyright (c) 1992, 1995 Hellmuth Michaelis and Joerg Wunsch.
 *
 * Copyright (c) 1992, 1993 Brian Dunford-Shore.
 *
 * All rights reserved.
 *
 * 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
 *	Hellmuth Michaelis, Brian Dunford-Shore and Joerg Wunsch.
 * 4. The name authors may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``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 AUTHORS 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.
 *
 *
 * @(#)pcvt_hdr.h, 3.20, Last Edit-Date: [Fri Apr  7 10:16:58 1995]
 *
 */

/*---------------------------------------------------------------------------
 *
 *	pcvt_hdr.h	VT220 Driver Global Include File
 *	------------------------------------------------
 *	-hm	------------ Release 3.00 --------------
 *	-hm	integrating NetBSD-current patches
 *	-hm	integrating patches from Thomas Gellekum
 *	-hm	moving vt_selattr() inline into this file
 *	-hm	Michael's keyboard fifo diffs
 *	-hm	documenting some #ifdef's ...
 *	-hm	Joerg's patches for FreeBSD's ttymalloc
 *	-jw	introduced kbd_emulate_pc() if scanset > 1
 *	-hm	moved user configurable items to pcvt_conf.h
 *	-hm	applying Joerg's patches for FreeBSD 2.0
 *	-hm	patch from Onno & Martin for NetBSD-current (post 1.0)
 *	-hm	some adjustments for NetBSD 1.0
 *	-hm	patch from Joerg fixing FreeBSD 2.0 support
 *	-hm	patch from Onno/John for NetBSD-current
 *	-hm	applying patch from Joerg fixing Crtat bug
 *	-hm	removed PCVT_FAKE_SYSCONS10
 *	-hm	added pcstop (patch from Onno)
 *	-hm	multiple X server bugfixes from Lon Willett
 *	-hm	patch from Joerg for FreeBSD pre-2.1
 *	-jw	adding more support for FreeBSD pre-2.1
 *
 *---------------------------------------------------------------------------*/

#define	PCVT_REL "3.20-b24"	/* driver attach announcement	*/
				/* see also: pcvt_ioctl.h	*/

#include "opt_pcvt.h"
#if defined(__FreeBSD__) && !defined(PCVT_FREEBSD)
#  define PCVT_FREEBSD 210
#endif

#if PCVT_FREEBSD >= 200

#include <sys/param.h>
#include <sys/conf.h>
#include <sys/proc.h>
#include <sys/signalvar.h>
#include <sys/tty.h>
#include <sys/uio.h>
#include <sys/callout.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/syslog.h>
#include <sys/malloc.h>
#include <sys/time.h>
#if PCVT_FREEBSD > 210
#include <machine/random.h>
#endif	/* PCVT_FREEBSD > 210 */
#else /* ! PCVT_FREEBSD >= 200 */

#include "param.h"
#include "conf.h"
#include "ioctl.h"
#include "proc.h"
#include "signalvar.h"
#include "tty.h"
#include "uio.h"
#include "callout.h"
#include "systm.h"
#include "kernel.h"
#include "syslog.h"
#include "malloc.h"
#include "time.h"

#endif /* PCVT_FREEBSD >= 200 */

#include <i386/isa/pcvt/pcvt_conf.h>
#include <i386/isa/kbdio.h>

#if PCVT_NETBSD > 9
#include "device.h"
#endif

#if PCVT_NETBSD > 9
#include "i386/isa/isavar.h"
#include "i386/cpufunc.h"
#elif PCVT_FREEBSD >= 200
#include <i386/isa/isa_device.h>
#else
#include "i386/isa/isa_device.h"
#endif

#if PCVT_FREEBSD >= 200
#include <i386/isa/icu.h>
#else
#include "i386/isa/icu.h"
#endif

#if PCVT_NETBSD > 100
#include "i386/isa/isareg.h"
#elif PCVT_FREEBSD >= 200
#include <i386/isa/isa.h>
#else
#include "i386/isa/isa.h"
#endif

#if PCVT_NETBSD > 9
#include "dev/cons.h"
#elif PCVT_FREEBSD >= 200
#include <machine/cons.h>
#else
#include "i386/i386/cons.h"
#endif

#if PCVT_NETBSD <= 9
#if PCVT_FREEBSD >= 200
#include <machine/psl.h>
#include <machine/frame.h>
#else /* ! PCVT_FREEBSD >= 200 */
#include "machine/psl.h"
#include "machine/frame.h"
#endif /* PCVT_FREEBSD >= 200 */
#endif /* PCVT_NETBSD <= 9 */

#if PCVT_NETBSD > 9
#include <i386/isa/pcvt/pcvt_ioctl.h>
#elif PCVT_FREEBSD >= 200
#include <machine/pcvt_ioctl.h>
#else
#include "machine/pcvt_ioctl.h"
#endif

#if PCVT_FREEBSD >= 200
#include <machine/pc/display.h>
#if PCVT_FREEBSD > 200
#include <machine/clock.h>
#include <machine/md_var.h>
#endif
#else /* PCVT_FREEBSD >= 200 */
#include "machine/pc/display.h"
#endif /* PCVT_FREEBSD >= 200 */

/* setup irq disable function to use */

#if !(PCVT_SLOW_INTERRUPT) && (PCVT_NETBSD > 9)
# define PCVT_DISABLE_INTR()	disable_intr()
# define PCVT_ENABLE_INTR()	enable_intr()
# undef PCVT_SLOW_INTERRUPT
#else
# define PCVT_DISABLE_INTR()	s = spltty()
# define PCVT_ENABLE_INTR()	splx(s)
# undef PCVT_SLOW_INTERRUPT
# define PCVT_SLOW_INTERRUPT 1
#endif

/* perform option consistency checks */

#if defined PCVT_FREEBSD && PCVT_FREEBSD == 1
# undef PCVT_FREEBSD
# define PCVT_FREEBSD 102	/* assume 1.0 release */
#endif

#if defined PCVT_NETBSD && PCVT_NETBSD == 1
#undef PCVT_NETBSD
#define PCVT_NETBSD 9		/* assume 0.9 release for now */
#endif

#if PCVT_FREEBSD + PCVT_NETBSD == 0
# error "pcvt_hdr.h: You MUST define one of PCVT_{NET,FREE}BSD \
in the config file"
#elif (PCVT_FREEBSD && PCVT_NETBSD)
# error "pcvt_hdr.h: You CAN only define *one* of PCVT_{NET,FREE}BSD \
in the config file"
#endif

#ifdef XSERVER

/* PCVT_NULLCHARS is mandatory for X server */
#if !PCVT_NULLCHARS
#undef PCVT_NULLCHARS
#define PCVT_NULLCHARS 1
#endif

/* PCVT_BACKUP_FONTS is mandatory for PCVT_USL_VT_COMPAT */
#if PCVT_USL_VT_COMPAT && !PCVT_BACKUP_FONTS
#undef PCVT_BACKUP_FONTS
#define PCVT_BACKUP_FONTS 1
#endif

#else /* XSERVER */

#if PCVT_USL_VT_COMPAT
#warning "Option PCVT_USL_VT_COMPAT meaningless without XSERVER"
#undef PCVT_USL_VT_COMPAT
#define PCVT_USL_VT_COMPAT 0
#endif

#endif /* XSERVER */

/* PCVT_SCREENSAVER is mandatory for PCVT_PRETTYSCRNS */
#if PCVT_PRETTYSCRNS && !PCVT_SCREENSAVER
#undef PCVT_SCREENSAVER
#define PCVT_SCREENSAVER 1
#endif

/* get the inline inb/outb back again ... */

#if PCVT_NETBSD
#if PCVT_NETBSD == 9
#include "machine/cpufunc.h"	/* NetBSD 0.9 [...and earlier -currents] */
#undef PCVT_USL_VT_COMPAT
#define PCVT_USL_VT_COMPAT 0	/* does not work, workaround ... */
#else
#include "machine/pio.h"	/* recent NetBSD -currents */
#define NEW_AVERUNNABLE		/* averunnable changes for younger currents */
#endif /* PCVT_NETBSD == 9 */
#endif /* PCVT_NETBSD */

#if PCVT_FREEBSD >= 200
#define NEW_AVERUNNABLE		/* new averunnable changes for FreeBSD 2.0 */
#endif

#if PCVT_SCANSET !=1 && PCVT_SCANSET !=2
#error "Supported keyboard scancode sets are 1 and 2 only (for now)!!!"
#endif

/*---------------------------------------------------------------------------*
 *	Keyboard and Keyboard Controller
 *---------------------------------------------------------------------------*/

#ifndef _I386_ISA_KBDIO_H_

#define CONTROLLER_CTRL	0x64	/* W - command, R - status	*/
#define CONTROLLER_DATA	0x60	/* R/W - data			*/

/* commands to control the CONTROLLER (8042) on the mainboard */

#define CONTR_READ	0x20	/* read command byte from controller */
#define CONTR_WRITE	0x60	/* write command to controller, see below */
#define CONTR_SELFTEST	0xaa	/* controller selftest, returns 0x55 when ok */
#define CONTR_IFTEST	0xab	/* interface selftest */
#define CONTR_KBDISABL	0xad	/* disable keyboard */
#define CONTR_KBENABL	0xae	/* enable keyboard */

/* command byte for writing to CONTROLLER (8042) via CONTR_WRITE */

#define	 COMMAND_RES7	0x80	/* bit 7, reserved, always write a ZERO ! */
#define	 COMMAND_PCSCAN	0x40	/* bit 6, 1 = convert to pc scan codes */
#define	 COMMAND_RES5	0x20	/* bit 5, perhaps (!) use 9bit frame
				 * instead of 11 */
#define	 COMMAND_DISABL	0x10	/* bit 4, 1 = disable keyboard */
#define	 COMMAND_INHOVR	0x08	/* bit 3, 1 = override security lock inhibit */
#define	 COMMAND_SYSFLG	0x04	/* bit 2, value stored as "system flag" */
#define	 COMMAND_RES2	0x02	/* bit 1, reserved, always write a ZERO ! */
#define	 COMMAND_IRQEN	0x01	/* bit 0, 1 = enable output buffer full
				 * interrupt */

/* status from CONTROLLER (8042) on the mainboard */

#define	STATUS_PARITY	0x80	/* bit 7, 1 = parity error on last byte */
#define STATUS_RXTIMO	0x40	/* bit 6, 1 = receive timeout error occured */
#define STATUS_TXTIMO	0x20	/* bit 5, 1 = transmit timeout error occured */
#define STATUS_ENABLE	0x10	/* bit 4, 1 = keyboard unlocked */
#define STATUS_WHAT	0x08	/* bit 3, 1 = wrote cmd to 0x64, 0 = wrote
				 * data to 0x60 */
#define STATUS_SYSFLG	0x04	/* bit 2, value stored as "system flag" */
#define STATUS_INPBF	0x02	/* bit 1, 1 = input buffer full (to 8042) */
#define STATUS_OUTPBF	0x01	/* bit 0, 1 = output buffer full (from 8042) */

/* commands to the KEYBOARD (via the 8042 controller on mainboard..) */

#define KEYB_C_RESET	0xff	/* reset keyboard to power-on status */
#define	KEYB_C_RESEND	0xfe	/* resend last byte in case of error */
#define KEYB_C_TYPEM	0xf3	/* set keyboard typematic rate/delay */
#define KEYB_C_ID	0xf2	/* return keyboard id */
#define KEYB_C_ECHO	0xee	/* diagnostic, echo 0xee */
#define KEYB_C_LEDS	0xed	/* set/reset numlock,capslock & scroll lock */

#endif /* _I386_ISA_KBDIO_H_ */

/* responses from the KEYBOARD (via the 8042 controller on mainboard..) */

#define	KEYB_R_OVERRUN0	0x00	/* keyboard buffer overflow */
#define KEYB_R_SELFOK	0xaa	/* keyboard selftest ok after KEYB_C_RESET */
#define KEYB_R_EXT0	0xe0	/* keyboard extended scancode prefix 1 */
#define KEYB_R_EXT1	0xe1	/* keyboard extended scancode prefix 2 */
#define KEYB_R_ECHO	0xee	/* keyboard response to KEYB_C_ECHO */
#define KEYB_R_BREAKPFX	0xf0	/* break code prefix for set 2 and 3 */
#define KEYB_R_ACK	0xfa	/* acknowledge after a command has rx'd */
#define KEYB_R_SELFBAD	0xfc	/*keyboard selftest FAILED after KEYB_C_RESET*/
#define KEYB_R_DIAGBAD	0xfd	/* keyboard self diagnostic failure */
#define KEYB_R_RESEND	0xfe	/* keyboard wants command resent or illegal
				 * command rx'd */
#define	KEYB_R_OVERRUN1	0xff	/* keyboard buffer overflow */

#define KEYB_R_MF2ID1	0xab	/* MF II Keyboard id-byte #1 */
#define KEYB_R_MF2ID2	0x41	/* MF II Keyboard id-byte #2 */
#define KEYB_R_MF2ID2HP	0x83	/* MF II Keyboard id-byte #2 from HP keybd's */

/* internal Keyboard Type */

#define KB_UNKNOWN	0	/* unknown keyboard type */
#define KB_AT		1	/* AT (84 keys) Keyboard */
#define KB_MFII		2	/* MF II (101/102 keys) Keyboard */

/*---------------------------------------------------------------------------*
 *	CMOS ram access to get the "Equipment Byte"
 *---------------------------------------------------------------------------*/

#define RTC_EQUIPMENT	0x14	/* equipment byte in cmos ram	*/
#define EQ_EGAVGA	0	/* reserved (= ega/vga)		*/
#define EQ_40COLOR	1	/* display = 40 col color	*/
#define EQ_80COLOR	2	/* display = 80 col color	*/
#define EQ_80MONO	3	/* display = 80 col mono	*/

/*---------------------------------------------------------------------------*
 *	VT220 -> internal color conversion table fields
 *---------------------------------------------------------------------------*/

#define VT_NORMAL	0x00		/* no attributes at all */
#define VT_BOLD		0x01		/* bold attribute */
#define VT_UNDER	0x02		/* underline attribute */
#define VT_BLINK	0x04		/* blink attribute */