NetBSD/sys/arch/mac68k/dev/adbsys.c
2003-07-15 02:43:09 +00:00

353 lines
9.2 KiB
C

/* $NetBSD: adbsys.c,v 1.44 2003/07/15 02:43:16 lukem 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/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: adbsys.c,v 1.44 2003/07/15 02:43:16 lukem Exp $");
#include "opt_adb.h"
#include <sys/param.h>
#include <sys/systm.h>
#include <machine/cpu.h>
#include <machine/viareg.h>
#include <mac68k/mac68k/macrom.h>
#include <mac68k/dev/adbvar.h>
extern struct mac68k_machine_S mac68k_machine;
/* from adb.c */
void adb_processevent __P((adb_event_t * event));
extern void adb_jadbproc __P((void));
void
adb_complete(buffer, data_area, adb_command)
caddr_t buffer;
caddr_t data_area;
int adb_command;
{
adb_event_t event;
ADBDataBlock adbdata;
int adbaddr;
int error;
#ifdef ADB_DEBUG
int i;
if (adb_debug)
printf("adb: transaction completion\n");
#endif
adbaddr = ADB_CMDADDR(adb_command);
error = GetADBInfo(&adbdata, adbaddr);
#ifdef ADB_DEBUG
if (adb_debug)
printf("adb: GetADBInfo returned %d\n", error);
#endif
event.addr = adbaddr;
event.hand_id = (int)(adbdata.devType);
event.def_addr = (int)(adbdata.origADBAddr);
event.byte_count = buffer[0];
memcpy(event.bytes, buffer + 1, event.byte_count);
#ifdef ADB_DEBUG
if (adb_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
microtime(&event.timestamp);
adb_processevent(&event);
}
void
adb_msa3_complete(buffer, data_area, adb_command)
caddr_t buffer;
caddr_t data_area;
int adb_command;
{
adb_event_t event;
ADBDataBlock adbdata;
int adbaddr;
int error;
#ifdef ADB_DEBUG
int i;
if (adb_debug)
printf("adb: transaction completion\n");
#endif
adbaddr = ADB_CMDADDR(adb_command);
error = GetADBInfo(&adbdata, adbaddr);
#ifdef ADB_DEBUG
if (adb_debug)
printf("adb: GetADBInfo returned %d\n", error);
#endif
event.addr = adbaddr;
event.hand_id = ADBMS_MSA3;
event.def_addr = (int)(adbdata.origADBAddr);
event.byte_count = buffer[0];
memcpy(event.bytes, buffer + 1, event.byte_count);
#ifdef ADB_DEBUG
if (adb_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
microtime(&event.timestamp);
adb_processevent(&event);
}
void
adb_mm_nonemp_complete(buffer, data_area, adb_command)
caddr_t buffer;
caddr_t data_area;
int adb_command;
{
adb_event_t event;
ADBDataBlock adbdata;
int adbaddr;
int error;
#ifdef ADB_DEBUG
int i;
if (adb_debug)
printf("adb: transaction completion\n");
#endif
adbaddr = ADB_CMDADDR(adb_command);
error = GetADBInfo(&adbdata, adbaddr);
#ifdef ADB_DEBUG
if (adb_debug)
printf("adb: GetADBInfo returned %d\n", error);
#endif
#if 0
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
/* massage the data to look like EMP data */
if ((buffer[3] & 0x04) == 0x04)
buffer[1] &= 0x7f;
else
buffer[1] |= 0x80;
if ((buffer[3] & 0x02) == 0x02)
buffer[2] &= 0x7f;
else
buffer[2] |= 0x80;
if ((buffer[3] & 0x01) == 0x01)
buffer[3] = 0x00;
else
buffer[3] = 0x80;
event.addr = adbaddr;
event.hand_id = (int)(adbdata.devType);
event.def_addr = (int)(adbdata.origADBAddr);
event.byte_count = buffer[0];
memcpy(event.bytes, buffer + 1, event.byte_count);
#ifdef ADB_DEBUG
if (adb_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
microtime(&event.timestamp);
adb_processevent(&event);
}
static volatile int extdms_done;
/*
* initialize extended mouse - probes devices as
* described in _Inside Macintosh, Devices_.
*/
void
extdms_init(totaladbs)
int totaladbs;
{
ADBDataBlock adbdata;
int adbindex, adbaddr, count;
short cmd;
u_char buffer[9];
for (adbindex = 1; adbindex <= totaladbs; adbindex++) {
/* Get the ADB information */
adbaddr = GetIndADB(&adbdata, adbindex);
if (adbdata.origADBAddr == ADBADDR_MS &&
(adbdata.devType == ADBMS_USPEED ||
adbdata.devType == ADBMS_UCONTOUR)) {
/* Found MicroSpeed Mouse Deluxe Mac or Contour Mouse */
cmd = ADBLISTEN(adbaddr, 1);
/*
* To setup the MicroSpeed or the Contour, it appears
* that we can send the following command to the mouse
* and then expect data back in the form:
* buffer[0] = 4 (bytes)
* buffer[1], buffer[2] as std. mouse
* buffer[3] = buffer[4] = 0xff when no buttons
* are down. When button N down, bit N is clear.
* buffer[4]'s locking mask enables a
* click to toggle the button down state--sort of
* like the "Easy Access" shift/control/etc. keys.
* buffer[3]'s alternative speed mask enables using
* different speed when the corr. button is down
*/
buffer[0] = 4;
buffer[1] = 0x00; /* Alternative speed */
buffer[2] = 0x00; /* speed = maximum */
buffer[3] = 0x10; /* enable extended protocol,
* lower bits = alt. speed mask
* = 0000b
*/
buffer[4] = 0x07; /* Locking mask = 0000b,
* enable buttons = 0111b
*/
extdms_done = 0;
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
}
if (adbdata.origADBAddr == ADBADDR_MS &&
(adbdata.devType == ADBMS_100DPI ||
adbdata.devType == ADBMS_200DPI)) {
/* found a mouse */
cmd = ADBTALK(adbaddr, 3);
extdms_done = 0;
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
/* Wait until done, but no more than 2 secs */
count = 40000;
while (!extdms_done && count-- > 0)
delay(50);
if (!extdms_done) {
#ifdef ADB_DEBUG
if (adb_debug)
printf("adb: extdms_init timed out\n");
#endif
return;
}
/* Attempt to initialize Extended Mouse Protocol */
buffer[2] = '\004'; /* make handler ID 4 */
extdms_done = 0;
cmd = ADBLISTEN(adbaddr, 3);
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
/*
* Check to see if successful, if not
* try to initialize it as other types
*/
cmd = ADBTALK(adbaddr, 3);
extdms_done = 0;
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
if (buffer[2] != ADBMS_EXTENDED) {
/* Attempt to initialize as an A3 mouse */
buffer[2] = 0x03; /* make handler ID 3 */
extdms_done = 0;
cmd = ADBLISTEN(adbaddr, 3);
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
/*
* Check to see if successful, if not
* try to initialize it as other types
*/
cmd = ADBTALK(adbaddr, 3);
extdms_done = 0;
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
if (buffer[2] == ADBMS_MSA3) {
/* Initialize as above */
cmd = ADBLISTEN(adbaddr, 2);
/* listen 2 */
buffer[0] = 3;
buffer[1] = 0x00;
/* Irrelevant, buffer has 0x77 */
buffer[2] = 0x07;
/*
* enable 3 button mode = 0111b,
* speed = normal
*/
extdms_done = 0;
ADBOp((Ptr)buffer, (Ptr)extdms_complete,
(Ptr)&extdms_done, cmd);
while (!extdms_done)
/* busy wait until done */;
} else {
/* No special support for this mouse */
}
}
}
}
}