dev/ctau/ctau.c

270  * Check if the Tau board is present at the given base port.
271  * Read board status register 1 and check identification bits
355 	/* Initialize board structure. */
363 	/* Get the board type. */
390  * Initialize the board structure.
421 	/* Get the board type. */
469 	c->board = b;
539 	ct_board_t *b = c->board;
582 		c->board->opt.bcr2 &= c->num ?
600 		c->board->opt.bcr2 &= c->num ?
627  * Set up the E1 controller of the Tau/E1 board.
639 	ct_board_t *b = c->board;
786  * Set up the serial controller of the Tau/E1 board.
819  * Set up the Tau/E1 board.
825 	 * 1) board configuration
856 	/* Start the board (GRUN). */
862  * Set up the G.703 controller of the Tau/G.703 board.
870 	if (c->num && c->board->opt.cfg == CFG_B)
880  * Set up the Tau/G.703 board.
945  * Set up the board.
1066 		if (c->mode == M_E1 && c->board->opt.cfg == CFG_D) {
1109 		ct_compute_clock (c->board->osc, c->baud * 8, &rxbr, &tmc);
1113 		ct_compute_clock (c->board->osc, c->baud * 8, &rxbr, &tmc);
1117 		ct_compute_clock (c->board->osc, c->baud, &rxbr, &tmc);
1129 	c->board->bcr1 &= ~txcout;
1130 	outb (BCR1(c->board->port), c->board->bcr1);
1133 		c->board->bcr1 |= txcout;
1134 		outb (BCR1(c->board->port), c->board->bcr1);
1136 	if (c->board->type == B_TAU_E1D ||
1137 	    c->board->type == B_TAU2_E1D)
1169 	return c->num ? c->board->opt.s1 : c->board->opt.s0;
1198 		unsigned short p = c->num ? E1CS1 (c->board->port) :
1199 					    E1CS0 (c->board->port);
1220 		outb (BCR1(c->board->port), c->board->bcr1 & ~txcout);
1225 		c->board->bcr1 |= txcout;
1226 		outb (BCR1(c->board->port), c->board->bcr1);
1239 		unsigned short p = c->num ? E1CS1 (c->board->port) :
1240 					    E1CS0 (c->board->port);
1258 		outb (BCR1(c->board->port), c->board->bcr1 & ~txcout);
1266 		c->board->bcr1 |= txcout;
1267 		outb (BCR1(c->board->port), c->board->bcr1);
1288 		unsigned short p = c->num ? E1CS1 (c->board->port) :
1289 					    E1CS0 (c->board->port);
1303 	if (c->board->type != B_TAU_E1D &&
1304 	    c->board->type != B_TAU2_E1D)
1308 		c->board->e1syn |= c->num ? E1SYN_ENS1 : E1SYN_ENS0;
1312 		c->board->e1syn &= ~(c->num ? E1SYN_ENS1 : E1SYN_ENS0);
1317 	outb (E1SYN(c->board->port), c->board->e1syn);
1323 	int ier0 = inb (IER0(c->board->port));
1324 	int ier1 = inb (IER1(c->board->port));
1325 	int ier2 = inb (IER2(c->board->port));
1353 	outb (IER0(c->board->port), ier0);
1354 	outb (IER1(c->board->port), ier1);
1355 	outb (IER2(c->board->port), ier2);
1388 	int ier0 = inb (IER0(c->board->port));
1389 	int ier1 = inb (IER1(c->board->port));
1408 	outb (IER0(c->board->port), ier0);
1409 	outb (IER1(c->board->port), ier1);
1440 	if (c->board->type == B_TAU_G703) {
1441 		outb (GERR(c->board->port), 0xff);
1442 		outb (GLDR(c->board->port), 0xff);
1454 		c->board->bcr1 |= c->num ? BCR1_DTR1 : BCR1_DTR0;
1457 		c->board->bcr1 &= ~(c->num ? BCR1_DTR1 : BCR1_DTR0);
1459 	outb (BCR1(c->board->port), c->board->bcr1);
1494 	return (inb (BSR1(c->board->port)) &
1509 	q1 = inb (GLQ (c->board->port));
1512 		q2 = inb (GLQ (c->board->port));
1514 		q3 = inb (GLQ (c->board->port));
1589  * Access to DS2153 chips on the Tau/E1 board.
1623  * Access to 8530 chip on the Tau/E1 board.
1647 	outb (E1CS2(c->board->port), E1CS2_SCC | E1CS2_DC |
1649 	return inb (E1DAT(c->board->port));
1657 	outb (E1CS2(c->board->port), E1CS2_SCC | (c->num ? 0 : E1CS2_AB));
1658 	outb (E1DAT(c->board->port), val);
1666 	outb (E1CS2(c->board->port), E1CS2_SCC | E1CS2_DC |
1668 	outb (E1DAT(c->board->port), val);
1672  * Access to LXT318 chip on the Tau/G.703 board.
1699 	port_t port = GMD0(c->board->port);
1701 	outb (GMD1(c->board->port), c->board->gmd1 | GMD1_NCS0 | GMD1_NCS1);
1702 	outb (GMD1(c->board->port), c->board->gmd1 |
1704 	ctg_output (port, (reg << 1) | LX_WRITE, c->board->gmd0);
1705 	ctg_output (port, val, c->board->gmd0);
1706 	outb (GMD1(c->board->port), c->board->gmd1 | GMD1_NCS0 | GMD1_NCS1);
1711 	port_t port = GMD0(c->board->port);
1712 	port_t data = GLDR(c->board->port);
1716 	outb (GMD1(c->board->port), c->board->gmd1 | GMD1_NCS0 | GMD1_NCS1);
1717 	outb (GMD1(c->board->port), c->board->gmd1 |
1719 	ctg_output (port, (reg << 1) | LX_READ, c->board->gmd0);
1721 		outb (port, c->board->gmd0 | GMD0_SCLK);
1724 		outb (port, c->board->gmd0);
1726 	outb (GMD1(c->board->port), c->board->gmd1 | GMD1_NCS0 | GMD1_NCS1);
1734 	0,			/* board control register 2 */