Cross Reference: /src/sys/arch/cobalt/dev/zs.c

Lines Matching refs:cs
162 	struct zs_chanstate *cs;
177 		cs = &zsc->zsc_cs_store[channel];
179 		zsc->zsc_cs[channel] = cs;
184 			memcpy(cs, zs_conschan, sizeof(struct zs_chanstate));
185 			zs_conschan = cs;
188 			cs->cs_reg_csr  = zs_base + chanoff[channel] + ZS_CSR;
189 			cs->cs_reg_data = zs_base + chanoff[channel] + ZS_DATA;
190 			memcpy(cs->cs_creg, zs_init_reg, 16);
191 			memcpy(cs->cs_preg, zs_init_reg, 16);
192 			cs->cs_defspeed = zs_defspeed;
196 		zs_lock_init(cs);
197 		cs->cs_defcflag = zs_def_cflag;
199 		cs->cs_channel = channel;
200 		cs->cs_private = NULL;
201 		cs->cs_ops = &zsops_null;
202 		cs->cs_brg_clk = PCLK / 16;
205 		cs->cs_rr0_dcd = ZSRR0_DCD;
206 		cs->cs_rr0_cts = 0;
207 		cs->cs_wr5_dtr = ZSWR5_DTR | ZSWR5_RTS;
208 		cs->cs_wr5_rts = 0;
217 			zs_write_reg(cs, 9, 0);
231 			zs_write_reg(cs,  9, reset);
247 	cs = zsc->zsc_cs[0];
250 	zs_write_reg(cs, 2, 0);
252 	zs_write_reg(cs, 9, zs_init_reg[9]);
297 zs_get_speed(struct zs_chanstate *cs)
301 	tconst =  zs_read_reg(cs, 12);
302 	tconst |= zs_read_reg(cs, 13) << 8;
303 	return TCONST_TO_BPS(cs->cs_brg_clk, tconst);
311 zs_set_speed(struct zs_chanstate *cs, int bps)
319 	if (cs->cs_brg_clk == 0)
323 	tconst = BPS_TO_TCONST(cs->cs_brg_clk, bps);
328 	real_bps = TCONST_TO_BPS(cs->cs_brg_clk, tconst);
334 	cs->cs_preg[12] = tconst;
335 	cs->cs_preg[13] = tconst >> 8;
342 zs_set_modes(struct zs_chanstate *cs, int cflag)
354 	cs->cs_rr0_pps = 0;
356 		cs->cs_rr0_dcd = 0;
358 			cs->cs_rr0_pps = ZSRR0_DCD;
360 		cs->cs_rr0_dcd = ZSRR0_DCD;
362 		cs->cs_wr5_dtr = ZSWR5_DTR;
363 		cs->cs_wr5_rts = ZSWR5_RTS;
364 		cs->cs_rr0_cts = ZSRR0_CTS;
366 		cs->cs_wr5_dtr = 0;
367 		cs->cs_wr5_rts = ZSWR5_DTR;
368 		cs->cs_rr0_cts = ZSRR0_DCD;
370 		cs->cs_wr5_dtr = ZSWR5_DTR | ZSWR5_RTS;
371 		cs->cs_wr5_rts = 0;
372 		cs->cs_rr0_cts = 0;
386 zs_read_reg(struct zs_chanstate *cs, uint8_t reg)
390 	*cs->cs_reg_csr = reg;
392 	val = *cs->cs_reg_csr;
398 zs_write_reg(struct zs_chanstate *cs, uint8_t reg, uint8_t val)
401 	*cs->cs_reg_csr = reg;
403 	*cs->cs_reg_csr = val;
408 zs_read_csr(struct zs_chanstate *cs)
412 	val = *cs->cs_reg_csr;
418 zs_write_csr(struct zs_chanstate *cs, uint8_t val)
421 	*cs->cs_reg_csr = val;
426 zs_read_data(struct zs_chanstate *cs)
430 	val = *cs->cs_reg_data;
436 zs_write_data(struct zs_chanstate *cs, uint8_t val)
439 	*cs->cs_reg_data = val;
444 zs_abort(struct zs_chanstate *cs)
458 	struct zs_chanstate *cs = arg;
465 		rr0 = *cs->cs_reg_csr;
469 	c = *cs->cs_reg_data;
482 	struct zs_chanstate *cs = arg;
489 		rr0 = *cs->cs_reg_csr;
493 	*cs->cs_reg_data = c;
509 	struct zs_chanstate *cs;
517 	zs_conschan = cs = &zs_conschan_store;
520 	cs->cs_reg_csr  = zs_cons + ZS_CSR;
521 	cs->cs_reg_data = zs_cons + ZS_DATA;
524 	memcpy(cs->cs_preg, zs_init_reg, 16);
525 	cs->cs_preg[5] |= ZSWR5_DTR | ZSWR5_RTS;
527 	cs->cs_preg[12] = BPS_TO_TCONST(PCLK / 16, ZS_DEFSPEED);
528 	cs->cs_preg[13] = 0;
529 	cs->cs_defspeed = ZS_DEFSPEED;
532 	zs_write_reg(cs, 9, 0);
535 	zs_write_reg(cs, 9, ZSWR9_HARD_RESET);
538 	zs_loadchannelregs(cs);
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