PERFORCE change 94249 for review

[Marcel Moolenaar]

http://perforce.freebsd.org/chv.cgi?CH=94249

Change 94249 by marcel at marcel_nfs on 2006/03/29 18:04:33

	We typically don't need to reset the external/status interrupt
	in SCC_ICLEAR(), because we do that in SCC_IPEND() to unlatch
	RR0.

Affected files ...

.. //depot/projects/uart/dev/scc/scc_dev_z8530.c#7 edit

Differences ...

==== //depot/projects/uart/dev/scc/scc_dev_z8530.c#7 (text+ko) ====

@@ -114,10 +114,6 @@
 		scc_getreg(bas, c + REG_DATA);
 		scc_barrier(bas);
 	}
-	if (ch->ch_ipend & (SER_INT_SIGCHG|SER_INT_BREAK)) {
-		scc_setreg(bas, c + REG_CTRL, CR_RSTXSI);
-		scc_barrier(bas);
-	}
 	if (ch->ch_ipend & (SER_INT_OVERRUN|SER_INT_BREAK))
 		scc_setreg(bas, c + REG_CTRL, CR_RSTERR);
 	mtx_unlock_spin(&sc->sc_hwmtx);