initial import of NetBSD tree

1 files changed, 281 insertions, 0 deletions

diff --git a/sys/arch/pmax/dev/dtopreg.h b/sys/arch/pmax/dev/dtopreg.h
new file mode 100644
index 00000000000..74aa68a1405
--- /dev/null
+++ b/sys/arch/pmax/dev/dtopreg.h
@@ -0,0 +1,281 @@
+/*	$NetBSD: dtopreg.h,v 1.5 1994/10/26 21:09:00 cgd Exp $	*/
+
+/*-
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Ralph Campbell and Rick Macklem.
+ *
+ * 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.
+ *
+ *	@(#)dtopreg.h	8.1 (Berkeley) 6/10/93
+ */
+
+/* 
+ * Mach Operating System
+ * Copyright (c) 1992 Carnegie Mellon University
+ * All Rights Reserved.
+ * 
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ * 
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ * 
+ * any improvements or extensions that they make and grant Carnegie Mellon
+ * the rights to redistribute these changes.
+ */
+/*
+ * HISTORY
+ * Log:	dtop.h,v 
+ * Revision 2.3  92/03/05  17:08:17  rpd
+ * 	Define how many buttons and coordinates we can take.
+ * 	[92/03/05            af]
+ * 
+ * Revision 2.2  92/03/02  18:32:17  rpd
+ * 	Created from DEC specs:
+ * 	"DESKTOPinterconnect Description and Protocol Specification"
+ * 	Version 0.9, Jun 17 1991
+ * 	"Open Desktop Bus, Locator Device Protocol Specification"
+ * 	Version 0.4, Dec 13 1990
+ * 	"Open Desktop Bus, Keyboard Device Protocol Specification"
+ * 	Version 0.7, Jan 9 1991
+ * 	[92/01/19            af]
+ * 
+ */
+/*
+ *	File: dtop.h
+ * 	Author: Alessandro Forin, Carnegie Mellon University
+ *	Date:	1/92
+ *
+ *	Definitions for the Desktop serial bus (i2c aka ACCESS).
+ */
+
+#ifndef	_DTOP_H_
+#define	_DTOP_H_
+
+#define	DTOP_MAX_DEVICES	14
+#define	DTOP_MAX_MSG_SIZE	36	/* 3 hdr + 32 data + 1 checksum */
+
+typedef struct {
+
+	unsigned char	dest_address;	/* low bit is zero */
+	unsigned char	src_address;	/* ditto */
+	union {
+	    struct {
+		unsigned char	len : 5, /* message byte len */
+				sub : 2, /* sub-address */
+				P : 1;	 /* Control(1)/Data(0) marker */
+	    } val;
+	    unsigned char	bits;	/* quick check */
+	} code;
+
+	/* varzise, checksum byte at end */
+	unsigned char	body[DTOP_MAX_MSG_SIZE-3];
+
+} dtop_message, *dtop_message_t;
+
+/*
+ * Standard addresses
+ */
+
+#define	DTOP_ADDR_HOST		0x50	/* address for the (only) host */
+#define	DTOP_ADDR_DEFAULT	0x6e	/* power-up default address */
+#define	DTOP_ADDR_FIRST		0x52	/* first assignable address */
+#define	DTOP_ADDR_LAST		0x6c	/* last, inclusive */
+
+/*
+ * Standard messages
+ */
+
+/* from host to devices */
+
+#define	DTOP_MSG_RESET		0xf0	/* preceeded by 0x81: P,len 1 */
+
+#define	DTOP_MSG_ID_REQUEST	0xf1	/* preceeded by 0x81: P,len 1 */
+
+#define	DTOP_MSG_ASSIGN_ADDRESS	0xf2	/* preceeded by 0x9e: P,len 30 */
+					/* followed by a dtop_id_reply_t */
+					/* and by the new_IC_address */
+
+#define	DTOP_MSG_CAP_REQUEST	0xf3	/* preceeded by 0x83: P,len 3 */
+					/* followed by a 16 bit u_offset */
+
+#define	DTOP_MSG_APPL_TEST	0xb1	/* preceed by P, sub, len 1 */
+
+/* from devices to host */
+
+#define	DTOP_MSG_ATTENTION	0xe0	/* preceeded by P, len */
+#	define DTOP_ATN_OK_STATUS	0x00	/* anything else bad */
+					/* followed by 0-30 bytes */
+
+#define	DTOP_MSG_ID_REPLY	0xe1	/* preceeded by P,len (29..32) */
+
+typedef struct {
+	unsigned char	module_revision[8];	/* ascii, blank padded */
+	unsigned char	vendor_name[8];
+	unsigned char	module_name[8];
+	int		device_number;	/* 32 bits cpl-2 */
+	/* 0-3 optional bytes follow, ignore */
+} dtop_id_reply_t;
+
+#define	DTOP_MSG_CAP_REPLY	0xe3	/* preceeded by P,len (3..32) */
+					/* followed by 16 bit u_offset */
+					/* followed by data */
+
+#define	DTOP_MSG_APPL_SIGNAL	0xa0	/* application level signal */
+#	define DTOP_SIG_ATTENTION	0x00
+#	define DTOP_SIG_RESET		0x01
+#	define DTOP_SIG_HALT		0x02
+
+#define	DTOP_MSG_APPL_TREPLY	0xa1	/* followed by status (0-->ok) */
+					/* and 0..30 bytes of result data  */
+
+/* reserved message codes (testing, manifacturing) */
+
+#define	DTOP_MSG_RES0		0xc0
+#define	DTOP_MSG_RES1		0xc1
+#define	DTOP_MSG_RES2		0xc2
+#define	DTOP_MSG_RES3		0xc3
+
+
+/*
+ *	Device specific definitions:  Keyboard
+ */
+
+/* from host to keyboard */
+
+#define	DTOP_KMSG_CLICK		0x01	/* preceeded by P, sub len 2 */
+#	define	DTOP_CLICK_VOLUME_MAX	0x7	/* followed by one byte */
+
+#define	DTOP_KMSG_BELL		0x02	/* preceeded by P, sub len 2 */
+					/* same as above */
+
+#define	DTOP_KMSG_LED		0x03	/* preceeded by P, sub len 2 */
+					/* four lower bits turn leds on */
+
+#define	DTOP_KMSG_POLL		0x04	/* preceeded by P, sub len 1 */
+
+/* keyboard sends up to 11 codes in a data message, distinguished values: */
+#define	DTOP_KBD_EMPTY		0x00
+#define	DTOP_KBD_OUT_ERR	0x01
+#define	DTOP_KBD_IN_ERR		0x02
+
+#define	DTOP_KBD_KEY_MIN	0x08
+#define	DTOP_KBD_KEY_MAX	0xff
+
+/* powerup status values: 0 ok, else.. */
+#define	DTOP_KBD_ROM_FAIL	0x01
+#define	DTOP_KBD_RAM_FAIL	0x02
+#define	DTOP_KBD_KEY_DOWN	0x03
+
+
+/*
+ *	Device specific definitions:  Locators (mouse)
+ */
+
+/* locator sends this type of report data */
+
+typedef struct {
+	unsigned short	buttons;	/* 1->pressed */
+	short		x;
+	short		y;
+	short		z;
+	/* possibly 3 more dimensions for gloves */
+} dtop_locator_msg_t;
+
+#define	DTOP_LMSG_SET_RATE	0x01	/* preceeded by P,sub, len 2 */
+					/* followed by sampling interval,
+					   from 8 to 25 msecs (0->polled */
+
+#define	DTOP_LMSG_POLL		0x02	/* preceeded by P,sub, len 1 */
+
+/* Powerup codes same as keyboard */
+
+
+/*
+ * Implementation specific definitions
+ */
+
+typedef	union {
+
+	dtop_message	unknown_report;
+
+	struct {
+		char		last_codes_count;
+		unsigned char	last_codes[11];	/* max as per specs */
+		unsigned int	last_msec;	/* autorepeat state */
+		unsigned short	poll_frequency;
+		unsigned char	k_ar_state;
+#		define		K_AR_IDLE	0	/* quiescent, no polling */
+#		define		K_AR_OFF	4	/* turn off polling pls */
+#		define		K_AR_ACTIVE	2	/* polling, no autos yet */
+#		define		K_AR_TRIGGER	1	/* sent one autorepeat */
+	} keyboard;
+
+	struct {
+		unsigned char	type : 7, /* DEV_MOUSE, DEV_TABLET, .. */
+				relative : 1;
+		unsigned char	n_coords;
+		unsigned short	prev_buttons;
+#		define		L_BUTTON_MAX	16
+		unsigned char	button_code[L_BUTTON_MAX];
+#		define		L_COORD_MAX	6
+		unsigned int	coordinate[L_COORD_MAX];	/* max 6D */
+	} locator;
+
+	/* add more as they come along */
+
+} dtop_device, *dtop_device_t;
+
+
+#define	DTOP_EVENT_RECEIVE_PACKET	1
+#define	DTOP_EVENT_BAD_PACKET		2
+#define	DTOP_EVENT_PUTC			4
+#define	DTOP_EVENT_POLL			8
+
+
+/*
+ * Device numbers.
+ */
+#define	DTOPKBD_PORT	0
+#define	DTOPMOUSE_PORT	1
+#endif	/* _DTOP_H_ */