NetBSD/sys/arch/mac68k/dev/adbsys.c

261 lines
6.7 KiB
C

/* $NetBSD: adbsys.c,v 1.15 1995/09/04 02:50:57 briggs Exp $ */
/*-
* Copyright (C) 1994 Bradley A. Grantham
* 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 Bradley A. Grantham.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
#include <sys/param.h>
#include <machine/adbsys.h>
#include "adbvar.h"
#include "../mac68k/via.h"
#include "../mac68k/macrom.h"
/* from adb.c */
void adb_processevent(adb_event_t * event);
extern void adb_jadbproc(void);
void
adb_complete(buffer, data_area, adb_command)
caddr_t buffer;
caddr_t data_area;
int adb_command;
{
register int i;
register char *sbuf, *dbuf;
adb_event_t event;
ADBDataBlock adbdata;
int adbaddr;
int error;
#if defined(MRG_DEBUG)
printf("adb: transaction completion\n");
#endif
adbaddr = (adb_command & 0xf0) >> 4;
error = GetADBInfo(&adbdata, adbaddr);
#if defined(MRG_DEBUG)
printf("adb: GetADBInfo returned %d\n", error);
#endif
event.addr = adbaddr;
event.hand_id = adbdata.devType;
event.def_addr = adbdata.origADBAddr;
#if defined(MRG_DEBUG)
printf("adb: from %d at %d (org %d) %d:", event.addr,
event.hand_id, event.def_addr, buffer[0]);
for (i = 1; i <= buffer[0]; i++)
printf(" %x", buffer[i]);
printf("\n");
#endif
i = event.byte_count = buffer[0];
sbuf = &buffer[1];
dbuf = &event.bytes[0];
while (i--)
*dbuf++ = *sbuf++;
microtime(&event.timestamp);
adb_processevent(&event);
}
static int extdms_done;
/*
* initialize extended mouse - probes devices as
* described in _Inside Macintosh, Devices_.
*/
void
extdms_init()
{
ADBDataBlock adbdata;
int totaladbs;
int adbindex, adbaddr;
short cmd;
char buffer[9];
void extdms_complete();
totaladbs = CountADBs();
for (adbindex = 1; adbindex <= totaladbs; adbindex++) {
/* Get the ADB information */
adbaddr = GetIndADB(&adbdata, adbindex);
if (adbdata.origADBAddr == ADBADDR_MS &&
(adbdata.devType == 1 || adbdata.devType == 2)) {
/* found a mouse */
cmd = ((adbaddr << 4) & 0xf0) | 0x3;
extdms_done = 0;
cmd = (cmd & 0xf3) | 0x0c; /* talk command */
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
buffer[2] = '\004'; /* make handler ID 4 */
extdms_done = 0;
cmd = (cmd & 0xf3) | 0x08; /* listen command */
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
}
}
}
void
adb_init()
{
ADBDataBlock adbdata;
ADBSetInfoBlock adbinfo;
int i, s;
int totaladbs;
int adbindex, adbaddr;
int error;
char buffer[9];
void extdms_complete();
if (!mrg_romready()) {
printf("adb: no ROM ADB driver in this kernel for this machine\n");
return;
}
printf("adb: bus subsystem\n");
#if defined(MRG_DEBUG)
printf("adb: call mrg_initadbintr\n");
#endif
mrg_initadbintr(); /* Mac ROM Glue okay to do ROM intr */
#if defined(MRG_DEBUG)
printf("adb: returned from mrg_initadbintr\n");
#endif
/* ADBReInit pre/post-processing */
JADBProc = adb_jadbproc;
/* Initialize ADB */
#if defined(MRG_DEBUG)
printf("adb: calling ADBAlternateInit\n");
#endif
ADBAlternateInit();
#if defined(MRG_DEBUG)
printf("adb: done with ADBReInit\n");
#endif
extdms_init();
totaladbs = CountADBs();
/* for each ADB device */
for (adbindex = 1; adbindex <= totaladbs; adbindex++) {
/* Get the ADB information */
adbaddr = GetIndADB(&adbdata, adbindex);
/* Print out the glory */
printf("adb: ");
switch (adbdata.origADBAddr) {
case 2:
switch (adbdata.devType) {
case 1:
printf("keyboard");
break;
case 2:
printf("extended keyboard");
break;
case 12:
printf("PowerBook keyboard");
break;
default:
printf("mapped device (%d)",
adbdata.devType);
break;
}
break;
case 3:
extdms_done = 0;
/* talk register 3 */
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, (adbaddr << 4) | 0xf);
while (!extdms_done)
/* busy-wait until done */;
switch (buffer[2]) {
case 1:
printf("100 dpi mouse");
break;
case 2:
printf("200 dpi mouse");
break;
case 4:
extdms_done = 0;
/* talk register 1 */
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done,
(adbaddr << 4) | 0xd);
while (!extdms_done)
/* busy-wait until done */;
printf("extended mouse "
"<%c%c%c%c> %d-button %d dpi ",
buffer[1], buffer[2],
buffer[3], buffer[4],
(int)buffer[8],
(int)*(short *)&buffer[5]);
if (buffer[7] == 1)
printf("mouse");
else if (buffer[7] == 2)
printf("trackball");
else
printf("unknown device");
break;
default:
printf("relative positioning device (mouse?) (%d)", adbdata.devType);
break;
}
break;
case 4:
printf("absolute positioning device (tablet?) (%d)", adbdata.devType);
break;
default:
printf("unknown type device, (def %d, handler %d)", adbdata.origADBAddr,
adbdata.devType);
break;
}
printf(" at %d\n", adbaddr);
/* Set completion routine to be MacBSD's */
adbinfo.siServiceRtPtr = (Ptr) adb_asmcomplete;
adbinfo.siDataAreaAddr = NULL;
error = SetADBInfo(&adbinfo, adbaddr);
#if defined(MRG_DEBUG)
printf("returned %d from SetADBInfo\n", error);
#endif
}
}