Current Path : /sys/dev/tdfx/ |
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 : //sys/dev/tdfx/tdfx_io.h |
/*- * Copyright (c) 2000-2001 by Coleman Kane <cokane@FreeBSD.org> * 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. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Gardner Buchanan. * 4. The name of Gardner Buchanan may not be used to endorse or promote * products derived from this software without specific prior written * permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 THE AUTHOR 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/dev/tdfx/tdfx_io.h 139749 2005-01-06 01:43:34Z imp $ */ /* This code originally came from <shocking@prth.pgs.com> * it is basically a derivative of some sys/dhio.h file to work with the 3dfx * cards */ #ifndef TDFX_IO_H #define TDFX_IO_H #ifndef KERNEL #include <sys/types.h> #endif /* * define an ioctl here */ #define DHIOCRESET _IO('D', 0) /* reset the voodoo device */ #define GETVOODOO 0x3302 #define SETVOODOO 0x3303 #define MOREVOODOO 0x3300 #define _IOC_NRBITS 8 #define _IOC_TYPEBITS 8 #define _IOC_SIZEBITS 14 #define _IOC_DIRBITS 2 #define _IOC_NRMASK ((1 << _IOC_NRBITS)-1) #define _IOC_TYPEMASK ((1 << _IOC_TYPEBITS)-1) #define _IOC_SIZEMASK ((1 << _IOC_SIZEBITS)-1) #define _IOC_DIRMASK ((1 << _IOC_DIRBITS)-1) #define _IOC_NRSHIFT 0 #define _IOC_TYPESHIFT (_IOC_NRSHIFT+_IOC_NRBITS) #define _IOC_SIZESHIFT (_IOC_TYPESHIFT+_IOC_TYPEBITS) #define _IOC_DIRSHIFT (_IOC_SIZESHIFT+_IOC_SIZEBITS) /* * Direction bits. */ #define _IOC_NONE 0U #define _IOC_WRITE 1U #define _IOC_READ 2U #define _IOCV(dir,type,nr,size) \ (((dir) << _IOC_DIRSHIFT) | \ ((type) << _IOC_TYPESHIFT) | \ ((nr) << _IOC_NRSHIFT) | \ ((size) << _IOC_SIZESHIFT)) /* used to create numbers */ #define _IOV(type,nr) _IOCV(_IOC_NONE,(type),(nr),0) #define _IORV(type,nr,size) _IOCV(_IOC_READ,(type),(nr),sizeof(size)) #define _IOWV(type,nr,size) _IOCV(_IOC_WRITE,(type),(nr),sizeof(size)) #define _IOWRV(type,nr,size) _IOCV(_IOC_READ|_IOC_WRITE,(type),(nr),sizeof(size)) /* used to decode ioctl numbers.. */ #define _IOC_DIR(nr) (((nr) >> _IOC_DIRSHIFT) & _IOC_DIRMASK) #define _IOC_TYPE(nr) (((nr) >> _IOC_TYPESHIFT) & _IOC_TYPEMASK) #define _IOC_NR(nr) (((nr) >> _IOC_NRSHIFT) & _IOC_NRMASK) #define _IOC_SIZE(nr) (((nr) >> _IOC_SIZESHIFT) & _IOC_SIZEMASK) /* ...and for the drivers/sound files... */ #define IOCV_IN (_IOC_WRITE << _IOC_DIRSHIFT) #define IOCV_OUT (_IOC_READ << _IOC_DIRSHIFT) #define IOCV_INOUT ((_IOC_WRITE|_IOC_READ) << _IOC_DIRSHIFT) #define IOCSIZE_MASK (_IOC_SIZEMASK << _IOC_SIZESHIFT) #define IOCSIZE_SHIFT (_IOC_SIZESHIFT) #endif