| Current Path : /usr/src/sys/mips/include/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
| Current File : //usr/src/sys/mips/include/ppireg.h |
/*- * Copyright (C) 2005 TAKAHASHI Yoshihiro. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * $FreeBSD: release/9.1.0/sys/mips/include/ppireg.h 202175 2010-01-12 21:36:08Z imp $ */ #ifndef _MACHINE_PPIREG_H_ #define _MACHINE_PPIREG_H_ #ifdef _KERNEL #define IO_PPI 0x61 /* Programmable Peripheral Interface */ /* * PPI speaker control values */ #define PIT_ENABLETMR2 0x01 /* Enable timer/counter 2 */ #define PIT_SPKRDATA 0x02 /* Direct to speaker */ #define PIT_SPKR (PIT_ENABLETMR2 | PIT_SPKRDATA) #define ppi_spkr_on() outb(IO_PPI, inb(IO_PPI) | PIT_SPKR) #define ppi_spkr_off() outb(IO_PPI, inb(IO_PPI) & ~PIT_SPKR) #endif /* _KERNEL */ #endif /* _MACHINE_PPIREG_H_ */