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File:  [Net/2] / Net2 / arch / i386 / isa / spkr_reg.h
Revision 1.1.1.1 (vendor branch): download - view: text, annotated - select for diffs
Tue Apr 24 18:19:54 2018 UTC (8 years, 3 months ago) by root
Branches: NetBSD, MAIN
CVS tags: NetBSD09, HEAD
NetBSD 0.9

/*
 * PIT port addresses and speaker control values
 */

#define PITAUX_PORT	0x61	/* port of Programmable Peripheral Interface */
#define PIT_ENABLETMR2	0x01	/* Enable timer/counter 2 */
#define PIT_SPKRDATA	0x02	/* Direct to speaker */

#define PIT_SPKR	(PIT_ENABLETMR2|PIT_SPKRDATA)
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