2001/1019/pc/devusb.c (diff list | history)

2001/1017/sys/src/9/pc/devusb.c:116,123 – 2001/1019/sys/src/9/pc/devusb.c:116,124 (short | long | prev | next)
1999/1005		StatusChange = 1<<1, /* write 1 to clear */ DevicePresent = 1<<0, FRAMESIZE= 4096, /* fixed by hardware; aligned to same */
2001/1006		NFRAME = (FRAMESIZE/4),
2001/1019		NFRAME = 1024, FRAMESIZE= NFRAME*sizeof(ulong), /* fixed by hardware; aligned to same */ FRAMEMASK= FRAMESIZE-1, /* fixed by hardware; aligned to same */
2001/0916		NISOTD = 4, /* number of TDs for isochronous io per frame */
1999/1005		Vf = 1<<2, /* TD only */
2001/1017/sys/src/9/pc/devusb.c:214,221 – 2001/1019/sys/src/9/pc/devusb.c:215,222
2001/1010		uchar active; /* listed for examination by interrupts */
2001/1007		int setin; /* ISO related: */
2001/1010		uchar* tdalloc; uchar* bpalloc;
2001/1019		void* tdalloc; void* bpalloc;
2001/0916		int hz;
2001/1007		int remain; /* for packet size calculations */
2001/0916		int samplesz;
2001/1017/sys/src/9/pc/devusb.c:1350,1361 – 2001/1019/sys/src/9/pc/devusb.c:1351,1362
2001/0626		intrenable(cfg->intl, interrupt, ub, cfg->tbdf, "usb"); ub->io = port;
2001/1006		ub->tdpool = xspanalloc(128*sizeof(TD), 16, 0);
2001/1019		ub->tdpool = (TD*)(((ulong)xalloc(128*sizeof(TD) + 0x10) + 0xf) & ~0xf);
2001/1006		for(i=128; --i>=0;){
2001/0626		ub->tdpool[i].next = ub->freetd; ub->freetd = &ub->tdpool[i]; } ub->qhpool = xspanalloc(32*sizeof(QH), 16, 0);
2001/1019		ub->qhpool = (QH*)(((ulong)xalloc(32*sizeof(QH) + 0x10) + 0xf) & ~0xf);
2001/0626		for(i=32; --i>=0;){ ub->qhpool[i].next = ub->freeqh; ub->freeqh = &ub->qhpool[i];
2001/1017/sys/src/9/pc/devusb.c:1388,1395 – 2001/1019/sys/src/9/pc/devusb.c:1389,1396
2001/0626		XPRINT("frbaseadd\t0x%.4x\nsofmod\t0x%x\nportsc1\t0x%.4x\nportsc2\t0x%.4x\n", IN(Flbaseadd), inb(port+SOFMod), IN(Portsc0), IN(Portsc1)); OUT(Cmd, 0); /* stop */ ub->frames = xspanalloc(FRAMESIZE, FRAMESIZE, 0);
2001/0916		ub->frameld = mallocz(FRAMESIZE, 1);
2001/1019		ub->frames = (ulong*)(((ulong)xalloc(2*FRAMESIZE) + FRAMEMASK) & ~FRAMEMASK); ub->frameld = xallocz(FRAMESIZE, 1);
2001/0916
2001/1006		for (i = 0; i < NFRAME; i++) ub->frames[i] = PADDR(ub->ctlq) | IsQH;
2001/1017/sys/src/9/pc/devusb.c:1781,1786 – 2001/1019/sys/src/9/pc/devusb.c:1782,1789
2001/1008		panic("usb iso: can't happen"); break; }
2001/1019		if(w) td->offset = offset + (p-(uchar*)a) - (((td->dev >> 21) + 1) & 0x7ff);
2001/1008		td->status = ErrLimit3 | Active | IsoSelect | IOC; e->etd = td->next; e->off = 0;