307 lines
8.2 KiB
C
307 lines
8.2 KiB
C
/* $NetBSD: adbsys.c,v 1.26 1997/04/14 16:56:28 scottr Exp $ */
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/*-
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* Copyright (C) 1994 Bradley A. Grantham
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Bradley A. Grantham.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "opt_mrg_adb.h"
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <machine/cpu.h>
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#include <machine/viareg.h>
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#include <arch/mac68k/mac68k/macrom.h>
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#include "adbvar.h"
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extern struct mac68k_machine_S mac68k_machine;
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/* from adb.c */
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void adb_processevent __P((adb_event_t * event));
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extern void adb_jadbproc __P((void));
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void
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adb_complete(buffer, data_area, adb_command)
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caddr_t buffer;
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caddr_t data_area;
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int adb_command;
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{
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adb_event_t event;
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ADBDataBlock adbdata;
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int adbaddr;
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int error;
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#ifdef MRG_DEBUG
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register int i;
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printf("adb: transaction completion\n");
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#endif
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adbaddr = (adb_command & 0xf0) >> 4;
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error = GetADBInfo(&adbdata, adbaddr);
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#ifdef MRG_DEBUG
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printf("adb: GetADBInfo returned %d\n", error);
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#endif
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event.addr = adbaddr;
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event.hand_id = adbdata.devType;
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event.def_addr = adbdata.origADBAddr;
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event.byte_count = buffer[0];
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memcpy(event.bytes, buffer + 1, event.byte_count);
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#ifdef MRG_DEBUG
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printf("adb: from %d at %d (org %d) %d:", event.addr,
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event.hand_id, event.def_addr, buffer[0]);
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for (i = 1; i <= buffer[0]; i++)
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printf(" %x", buffer[i]);
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printf("\n");
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#endif
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microtime(&event.timestamp);
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adb_processevent(&event);
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}
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static volatile int extdms_done;
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/*
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* initialize extended mouse - probes devices as
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* described in _Inside Macintosh, Devices_.
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*/
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void
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extdms_init(totaladbs)
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int totaladbs;
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{
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ADBDataBlock adbdata;
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int adbindex, adbaddr;
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short cmd;
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char buffer[9];
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for (adbindex = 1; adbindex <= totaladbs; adbindex++) {
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/* Get the ADB information */
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adbaddr = GetIndADB(&adbdata, adbindex);
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if (adbdata.origADBAddr == ADBADDR_MS &&
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(adbdata.devType == ADBMS_USPEED)) {
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/* Found MicroSpeed Mouse Deluxe Mac */
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cmd = ((adbaddr<<4)&0xF0)|0x9; /* listen 1 */
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/*
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* To setup the MicroSpeed, it appears that we can
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* send the following command to the mouse and then
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* expect data back in the form:
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* buffer[0] = 4 (bytes)
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* buffer[1], buffer[2] as std. mouse
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* buffer[3] = buffer[4] = 0xff when no buttons
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* are down. When button N down, bit N is clear.
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* buffer[4]'s locking mask enables a
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* click to toggle the button down state--sort of
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* like the "Easy Access" shift/control/etc. keys.
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* buffer[3]'s alternative speed mask enables using
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* different speed when the corr. button is down
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*/
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buffer[0] = 4;
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buffer[1] = 0x00; /* Alternative speed */
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buffer[2] = 0x00; /* speed = maximum */
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buffer[3] = 0x10; /* enable extended protocol,
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* lower bits = alt. speed mask
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* = 0000b
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*/
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buffer[4] = 0x07; /* Locking mask = 0000b,
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* enable buttons = 0111b
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*/
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extdms_done = 0;
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ADBOp((Ptr)buffer, (Ptr)extdms_complete,
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(Ptr)&extdms_done, cmd);
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while (!extdms_done)
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/* busy wait until done */;
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}
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if (adbdata.origADBAddr == ADBADDR_MS &&
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( adbdata.devType == ADBMS_100DPI
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|| adbdata.devType == ADBMS_200DPI)) {
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/* found a mouse */
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cmd = ((adbaddr << 4) & 0xf0) | 0x3;
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extdms_done = 0;
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cmd = (cmd & 0xf3) | 0x0c; /* talk command */
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ADBOp((Ptr)buffer, (Ptr)extdms_complete,
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(Ptr)&extdms_done, cmd);
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while (!extdms_done)
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/* busy wait until done */;
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buffer[2] = '\004'; /* make handler ID 4 */
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extdms_done = 0;
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cmd = (cmd & 0xf3) | 0x08; /* listen command */
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ADBOp((Ptr)buffer, (Ptr)extdms_complete,
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(Ptr)&extdms_done, cmd);
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while (!extdms_done)
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/* busy wait until done */;
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}
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}
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}
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void
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adb_init()
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{
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ADBDataBlock adbdata;
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ADBSetInfoBlock adbinfo;
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int totaladbs;
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int adbindex, adbaddr;
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int error;
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char buffer[9];
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if ((mac68k_machine.serial_console & 0x03)) {
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printf("adb: using serial console\n");
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return;
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}
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#ifdef MRG_ADB
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if (!mrg_romready()) {
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printf("adb: no ROM ADB driver in this kernel for this machine\n");
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return;
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}
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printf("adb: bus subsystem\n");
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#ifdef MRG_DEBUG
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printf("adb: call mrg_initadbintr\n");
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#endif
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mrg_initadbintr(); /* Mac ROM Glue okay to do ROM intr */
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#ifdef MRG_DEBUG
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printf("adb: returned from mrg_initadbintr\n");
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#endif
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/* ADBReInit pre/post-processing */
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JADBProc = adb_jadbproc;
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/* Initialize ADB */
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#ifdef MRG_DEBUG
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printf("adb: calling ADBAlternateInit.\n");
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#endif
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ADBAlternateInit();
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#else
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ADBReInit();
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#endif /* MRG_ADB */
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#ifdef MRG_DEBUG
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printf("adb: done with ADBReInit\n");
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#endif
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totaladbs = CountADBs();
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extdms_init(totaladbs);
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/* for each ADB device */
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for (adbindex = 1; adbindex <= totaladbs; adbindex++) {
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/* Get the ADB information */
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adbaddr = GetIndADB(&adbdata, adbindex);
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/* Print out the glory */
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printf("adb: ");
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switch (adbdata.origADBAddr) {
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case ADBADDR_MAP:
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switch (adbdata.devType) {
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case ADB_STDKBD:
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printf("keyboard");
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break;
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case ADB_EXTKBD:
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printf("extended keyboard");
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break;
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case ADB_PBKBD:
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printf("PowerBook keyboard");
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break;
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default:
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printf("mapped device (%d)",
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adbdata.devType);
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break;
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}
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break;
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case ADBADDR_REL:
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extdms_done = 0;
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/* talk register 3 */
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ADBOp((Ptr)buffer, (Ptr)extdms_complete,
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(Ptr)&extdms_done, (adbaddr << 4) | 0xf);
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while (!extdms_done)
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/* busy-wait until done */;
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switch (buffer[2]) {
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case ADBMS_100DPI:
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printf("100 dpi mouse");
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break;
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case ADBMS_200DPI:
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printf("200 dpi mouse");
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break;
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case ADBMS_USPEED:
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printf("MicroSpeed mouse, default parameters");
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break;
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case ADBMS_EXTENDED:
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extdms_done = 0;
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/* talk register 1 */
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ADBOp((Ptr)buffer, (Ptr)extdms_complete,
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(Ptr)&extdms_done,
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(adbaddr << 4) | 0xd);
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while (!extdms_done)
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/* busy-wait until done */;
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printf("extended mouse "
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"<%c%c%c%c> %d-button %d dpi ",
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buffer[1], buffer[2],
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buffer[3], buffer[4],
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(int)buffer[8],
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(int)*(short *)&buffer[5]);
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if (buffer[7] == 1)
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printf("mouse");
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else if (buffer[7] == 2)
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printf("trackball");
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else
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printf("unknown device");
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break;
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default:
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printf("relative positioning device (mouse?) (%d)", adbdata.devType);
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break;
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}
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break;
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case ADBADDR_ABS:
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printf("absolute positioning device (tablet?) (%d)", adbdata.devType);
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break;
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default:
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printf("unknown type device, (def %d, handler %d)", adbdata.origADBAddr,
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adbdata.devType);
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break;
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}
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printf(" at %d\n", adbaddr);
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/* Set completion routine to be MacBSD's */
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adbinfo.siServiceRtPtr = (Ptr) adb_asmcomplete;
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adbinfo.siDataAreaAddr = NULL;
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error = SetADBInfo(&adbinfo, adbaddr);
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#ifdef MRG_DEBUG
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printf("returned %d from SetADBInfo\n", error);
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#endif
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}
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}
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