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don't reset the chip when setting paramters

This commit is contained in:
cgd 1995-03-03 01:36:38 +00:00
parent 940e25932e
commit f877346baf
1 changed files with 3 additions and 1 deletions
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4
sys/arch/alpha/tc/scc.c
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@ -1,4 +1,4 @@
/* $NetBSD: scc.c,v 1.2 1995/02/27 16:37:04 cgd Exp $ */
/* $NetBSD: scc.c,v 1.3 1995/03/03 01:36:38 cgd Exp $ */
/*
* Copyright (c) 1991,1990,1989,1994,1995 Carnegie Mellon University
@ -655,6 +655,7 @@ sccparam(tp, t)
line = SCCLINE(tp->t_dev);
regs = (scc_regmap_t *)sc->scc_pdma[line].p_addr;
#if 0
/* reset line */
if (line == SCC_CHANNEL_A)
value = SCC_WR9_RESET_CHA_A;
@ -662,6 +663,7 @@ sccparam(tp, t)
value = SCC_WR9_RESET_CHA_B;
SCC_WRITE_REG(regs, line, SCC_WR9, value);
DELAY(25);
#endif
/* stop bits, normally 1 */
value = sc->scc_wreg[line].wr4 & 0xf0;