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move DEC qvss/pm - compatible (kernel tracks mouse) mouse-input parser

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to qvss_compat.c  Move low-level mouse initialization to lk201.c.
This commit is contained in:
jonathan 1995-09-18 03:01:22 +00:00
parent 6d9de6f768
commit e18d468a1a
2 changed files with 96 additions and 5 deletions
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46
sys/arch/pmax/dev/lk201.c
View File

@ -346,3 +346,49 @@ LKgetc(dev)
}
return (c);
}
/*
* Initialize the mouse. (Doesn't really belong here.)
*/
void
MouseInit(mdev, putc, getc)
dev_t mdev;
void (*putc) __P((dev_t, int));
int (*getc) __P((dev_t));
{
int id_byte1, id_byte2, id_byte3, id_byte4;
/*
* Initialize the mouse.
*/
(*putc)(mdev, MOUSE_SELF_TEST);
id_byte1 = (*getc)(mdev);
if (id_byte1 < 0) {
printf("MouseInit: Timeout on 1st byte of self-test report\n");
return;
}
id_byte2 = (*getc)(mdev);
if (id_byte2 < 0) {
printf("MouseInit: Timeout on 2nd byte of self-test report\n");
return;
}
id_byte3 = (*getc)(mdev);
if (id_byte3 < 0) {
printf("MouseInit: Timeout on 3rd byte of self-test report\n");
return;
}
id_byte4 = (*getc)(mdev);
if (id_byte4 < 0) {
printf("MouseInit: Timeout on 4th byte of self-test report\n");
return;
}
if ((id_byte2 & 0x0f) != 0x2)
printf("MouseInit: We don't have a mouse!!!\n");
/*
* For some reason, the mouse doesn't see this command if it comes
* too soon after a self test.
*/
DELAY(100);
(*putc)(mdev, MOUSE_INCREMENTAL);
}

55
sys/arch/pmax/dev/qvss_compat.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: qvss_compat.c,v 1.1 1995/09/11 07:45:47 jonathan Exp $ */
/* $NetBSD: qvss_compat.c,v 1.2 1995/09/18 03:01:24 jonathan Exp $ */
/*-
* Copyright (c) 1992, 1993
@ -625,8 +625,53 @@ genDeconfigMouse()
}
/*
* And a mouse-report handler for redirected mouse input.
*/
/**
** And a mouse-report handler for redirected mouse input.
** Could arguably be in its own source file, but it's only
** used when the kernel is performing mouse tracking.
**/
#include "dec_mouse.c"
/*
* Mouse-event parser. Called as an upcall with each character
* read from a serial port. Accumulates complete mouse-event
* reports and passes them up to framebuffer layer.
* Mouse events are reported as a 3-byte sequence:
* header+button state, delta-x, delta-y
*/
void
mouseInput(cc)
int cc;
{
register MouseReport *mrp;
static MouseReport currentRep;
mrp = &currentRep;
mrp->byteCount++;
if (cc & MOUSE_START_FRAME) {
/*
* The first mouse report byte (button state).
*/
mrp->state = cc;
if (mrp->byteCount > 1)
mrp->byteCount = 1;
} else if (mrp->byteCount == 2) {
/*
* The second mouse report byte (delta x).
*/
mrp->dx = cc;
} else if (mrp->byteCount == 3) {
/*
* The final mouse report byte (delta y).
*/
mrp->dy = cc;
mrp->byteCount = 0;
if (mrp->dx != 0 || mrp->dy != 0) {
/*
* If the mouse moved,
* post a motion event.
*/
(genMouseEvent)(mrp);
}
(genMouseButtons)(mrp);
}
}