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nusb/kb: add support for evoluent vertical mouse

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This commit is contained in:
cinap_lenrek 2012-11-30 04:02:03 +01:00
parent 8b7897b57a
commit 3f25f69718
1 changed files with 23 additions and 9 deletions
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32
sys/src/cmd/nusb/kb/kb.c
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@ -222,11 +222,18 @@ sethipri(void)
close(fd);
}
static short
s16(void *p)
{
uchar *b = p;
return b[0] | b[1]<<8;
}
static void
ptrwork(void* a)
{
static char maptab[] = {0x0, 0x1, 0x4, 0x5, 0x2, 0x3, 0x6, 0x7};
int x, y, b, c, nerrs, skiplead;
int x, y, z, b, c, nerrs, skiplead;
char err[ERRMAX], buf[64];
char mbuf[80];
KDev* f = a;
@ -272,20 +279,27 @@ ptrwork(void* a)
skiplead = 0;
}
if(f->accel){
x = scale(f, buf[1]);
y = scale(f, buf[2]);
}else{
z = 0;
if(c == 6 && f->dev->usb->vid == 0x1a7c){
/* Evoluent vertical mouse */
x = s16(&buf[1]);
y = s16(&buf[3]);
z = buf[5];
} else {
x = buf[1];
y = buf[2];
if(c > 3)
z = buf[3];
}
if(f->accel){
x = scale(f, x);
y = scale(f, y);
}
b = maptab[buf[0] & 0x7];
if(c > 3 && buf[3] > 0){ /* up */
if(z > 0) /* up */
b |= 0x08;
}
if(c > 3 && buf[3] < 0){ /* down */
if(z < 0) /* down */
b |= 0x10;
}
if(kbdebug > 1)
fprint(2, "%s: m%11d %11d %11d\n", argv0, x, y, b);
seprint(mbuf, mbuf+sizeof(mbuf), "m%11d %11d %11d", x, y,b);