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Yeah, I'm awake.

This commit is contained in:
mycroft 1993-06-14 15:13:14 +00:00
parent 06f36e1045
commit 87bcb8ca95
1 changed files with 47 additions and 25 deletions
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72
sys/arch/i386/isa/pms.c
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@ -71,6 +71,24 @@
#define CNTRL 4 /* Offset for control port, write-only */
#define STATUS 4 /* Offset for status port, read-only */
/* status bits */
#define PMS_OUTPUT_ACK 0x02 /* output acknowledge */
/* controller commands */
#define PMS_ENABLE 0xa7 /* enable auxiliary port */
#define PMS_DISABLE 0xa8 /* disable auxiliary port */
#define PMS_INT_ENABLE 0x47 /* enable controller interrupts */
#define PMS_INT_DISABLE 0x65 /* disable controller interrupts */
/* mouse commands */
#define PMS_SET_RES 0xe8 /* set resolution */
#define PMS_SET_SCALE 0xe9 /* set scaling factor */
#define PMS_SET_STREAM 0xea /* set streaming mode */
#define PMS_SET_SAMPLE 0xf3 /* set sampling rate */
#define PMS_DEV_ENABLE 0xf4 /* mouse on */
#define PMS_DEV_DISABLE 0xf5 /* mouse off */
#define PMS_RESET 0xff /* reset */
#define PMSUNIT(dev) (minor(dev) >> 1)
#ifndef min
@ -395,41 +413,45 @@ void pmsintr(unit)
dy >>= 2;
++state;
dy = -dy;
dy = -dy;
changed = buttons ^ sc->button;
sc->button = buttons;
sc->status = buttons | (sc->status & ~BUTSTATMASK) | (changed << 3);
changed = buttons ^ sc->button;
sc->button = buttons;
sc->status = buttons | (sc->status & ~BUTSTATMASK) | (changed << 3);
/* Update accumulated movements */
/* Update accumulated movements */
sc->x += dx;
sc->y += dy;
sc->x += dx;
sc->y += dy;
/* If device in use and a change occurred... */
/* If device in use and a change occurred... */
if (sc->state & OPEN && (dx || dy || changed)) {
sc->inq.queue[sc->inq.last++] = 0x40 | (buttons ^ BUTSTATMASK);
sc->inq.queue[sc->inq.last++ % MSBSZ] = dx;
sc->inq.queue[sc->inq.last++ % MSBSZ] = dy;
sc->inq.queue[sc->inq.last++ % MSBSZ] = 0;
sc->inq.queue[sc->inq.last++ % MSBSZ] = 0;
sc->inq.last = sc->inq.last % MSBSZ;
sc->inq.count += 5;
if (sc->state & OPEN && (dx || dy || changed)) {
sc->inq.queue[sc->inq.last++] = 0x40 |
(buttons ^ BUTSTATMASK);
sc->inq.queue[sc->inq.last++ % MSBSZ] = dx;
sc->inq.queue[sc->inq.last++ % MSBSZ] = dy;
sc->inq.queue[sc->inq.last++ % MSBSZ] = 0;
sc->inq.queue[sc->inq.last++ % MSBSZ] = 0;
sc->inq.last = sc->inq.last % MSBSZ;
sc->inq.count += 5;
if (sc->state & ASLP) {
sc->state &= ~ASLP;
wakeup(sc);
}
if (sc->state & ASLP) {
sc->state &= ~ASLP;
wakeup(sc);
}
#ifdef 386BSD_KERNEL
if (sc->rsel) {
selwakeup(&sc->rsel, 0);
sc->rsel = 0;
}
if (sc->rsel) {
selwakeup(&sc->rsel, 0);
sc->rsel = 0;
}
#else
selwakeup(&sc->rsel);
selwakeup(&sc->rsel);
#endif
}
break;
}
}
int pmsselect(dev_t dev, int rw, struct proc *p)