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From: Lars Fredriksen <fredriks@mcs.com>

Browse Source 
Here is the improved probe for the mse (Bus Mouse) device driver. I
have been running with this under 1.1.5.1 as well as 2.0 without a hitch for
quite a while.
Submitted by:	lars
This commit is contained in:
Jordan K. Hubbard 1994-11-08 05:41:34 +00:00
parent 8b5bddb678
commit 5755e2597a
2 changed files with 86 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

50
sys/dev/mse/mse.c
View File

@ -11,7 +11,7 @@
* this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* $Id: mse.c,v 1.7 1994/10/21 01:19:07 wollman Exp $
* $Id: mse.c,v 1.8 1994/10/23 21:27:31 wollman Exp $
*/
/*
* Driver for the Logitech and ATI Inport Bus mice for use with 386bsd and
@ -27,6 +27,8 @@
/*
* Modification history:
* Sep 6, 1994 -- Lars Fredriksen(fredriks@mcs.com)
* improved probe based on input from Logitech.
*
* Oct 19, 1992 -- E. Stark (stark@cs.sunysb.edu)
* fixes to make it work with Microsoft InPort busmouse
@ -94,6 +96,7 @@ struct mse_softc {
/* and Mouse Types */
#define MSE_LOGITECH 0x1
#define MSE_ATIINPORT 0x2
#define MSE_LOGI_SIG 0xA5
#define MSE_PORTA 0
#define MSE_PORTB 1
@ -107,6 +110,31 @@ struct mse_softc {
* Logitech bus mouse definitions
*/
#define MSE_SETUP 0x91 /* What does this mean? */
/* The definition for the control port */
/* is as follows: */
/* D7 = Mode set flag (1 = active) */
/* D6,D5 = Mode selection (port A) */
/* 00 = Mode 0 = Basic I/O */
/* 01 = Mode 1 = Strobed I/O */
/* 10 = Mode 2 = Bi-dir bus */
/* D4 = Port A direction (1 = input)*/
/* D3 = Port C (upper 4 bits) */
/* direction. (1 = input) */
/* D2 = Mode selection (port B & C) */
/* 0 = Mode 0 = Basic I/O */
/* 1 = Mode 1 = Strobed I/O */
/* D1 = Port B direction (1 = input)*/
/* D0 = Port C (lower 4 bits) */
/* direction. (1 = input) */
/* So 91 means Basic I/O on all 3 ports,*/
/* Port A is an input port, B is an */
/* output port, C is split with upper */
/* 4 bits being an output port and lower*/
/* 4 bits an input port, and enable the */
/* sucker. */
/* Courtesy Intel 8255 databook. Lars */
#define MSE_HOLD 0x80
#define MSE_RXLOW 0x00
#define MSE_RXHIGH 0x20
@ -391,13 +419,21 @@ mse_probelogi(idp)
register struct isa_device *idp;
{
outb(idp->id_iobase + MSE_PORTB, 0x55);
if (inb(idp->id_iobase + MSE_PORTB) == 0x55) {
outb(idp->id_iobase + MSE_PORTB, 0xaa);
if (inb(idp->id_iobase + MSE_PORTB) == 0xaa)
return (1);
int sig;
outb(idp->id_iobase + MSE_PORTD, MSE_SETUP);
/* set the signature port */
outb(idp->id_iobase + MSE_PORTB, MSE_LOGI_SIG);
DELAY(30000); /* 30 ms delay */
sig = inb(idp->id_iobase + MSE_PORTB) & 0xFF;
if (sig == MSE_LOGI_SIG) {
outb(idp->id_iobase + MSE_PORTC, MSE_DISINTR);
return(1);
} else {
printf("mse%d: wrong signature %x\n",idp->id_unit,sig);
return(0);
}
return (0);
}
/*

50
sys/i386/isa/mse.c
View File

@ -11,7 +11,7 @@
* this software for any purpose. It is provided "as is"
* without express or implied warranty.
*
* $Id: mse.c,v 1.7 1994/10/21 01:19:07 wollman Exp $
* $Id: mse.c,v 1.8 1994/10/23 21:27:31 wollman Exp $
*/
/*
* Driver for the Logitech and ATI Inport Bus mice for use with 386bsd and
@ -27,6 +27,8 @@
/*
* Modification history:
* Sep 6, 1994 -- Lars Fredriksen(fredriks@mcs.com)
* improved probe based on input from Logitech.
*
* Oct 19, 1992 -- E. Stark (stark@cs.sunysb.edu)
* fixes to make it work with Microsoft InPort busmouse
@ -94,6 +96,7 @@ struct mse_softc {
/* and Mouse Types */
#define MSE_LOGITECH 0x1
#define MSE_ATIINPORT 0x2
#define MSE_LOGI_SIG 0xA5
#define MSE_PORTA 0
#define MSE_PORTB 1
@ -107,6 +110,31 @@ struct mse_softc {
* Logitech bus mouse definitions
*/
#define MSE_SETUP 0x91 /* What does this mean? */
/* The definition for the control port */
/* is as follows: */
/* D7 = Mode set flag (1 = active) */
/* D6,D5 = Mode selection (port A) */
/* 00 = Mode 0 = Basic I/O */
/* 01 = Mode 1 = Strobed I/O */
/* 10 = Mode 2 = Bi-dir bus */
/* D4 = Port A direction (1 = input)*/
/* D3 = Port C (upper 4 bits) */
/* direction. (1 = input) */
/* D2 = Mode selection (port B & C) */
/* 0 = Mode 0 = Basic I/O */
/* 1 = Mode 1 = Strobed I/O */
/* D1 = Port B direction (1 = input)*/
/* D0 = Port C (lower 4 bits) */
/* direction. (1 = input) */
/* So 91 means Basic I/O on all 3 ports,*/
/* Port A is an input port, B is an */
/* output port, C is split with upper */
/* 4 bits being an output port and lower*/
/* 4 bits an input port, and enable the */
/* sucker. */
/* Courtesy Intel 8255 databook. Lars */
#define MSE_HOLD 0x80
#define MSE_RXLOW 0x00
#define MSE_RXHIGH 0x20
@ -391,13 +419,21 @@ mse_probelogi(idp)
register struct isa_device *idp;
{
outb(idp->id_iobase + MSE_PORTB, 0x55);
if (inb(idp->id_iobase + MSE_PORTB) == 0x55) {
outb(idp->id_iobase + MSE_PORTB, 0xaa);
if (inb(idp->id_iobase + MSE_PORTB) == 0xaa)
return (1);
int sig;
outb(idp->id_iobase + MSE_PORTD, MSE_SETUP);
/* set the signature port */
outb(idp->id_iobase + MSE_PORTB, MSE_LOGI_SIG);
DELAY(30000); /* 30 ms delay */
sig = inb(idp->id_iobase + MSE_PORTB) & 0xFF;
if (sig == MSE_LOGI_SIG) {
outb(idp->id_iobase + MSE_PORTC, MSE_DISINTR);
return(1);
} else {
printf("mse%d: wrong signature %x\n",idp->id_unit,sig);
return(0);
}
return (0);
}
/*