/* * Copyright (c) 1992, 1993 * The Regents of the University of California. All rights reserved. * * This code is derived from software contributed to Berkeley by * Sony Corp. and Kazumasa Utashiro of Software Research Associates, Inc. * * 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 the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 THE REGENTS 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. * * from: $Hdr: scc.h,v 4.300 91/06/09 06:44:56 root Rel41 $ SONY * * @(#)scc.h 8.1 (Berkeley) 6/11/93 */ #ifdef news3400 #define splscc spl4 #endif #define SCCWAIT DELAY(2) #define SCC_REMOTE0 0 #define SCC_REMOTE1 1 #define SCC_REMOTE2 2 #define SCC_REMOTE3 3 #define SCC_REMOTE4 4 #define SCC_REMOTE5 5 #define SCC_REMOTE6 6 #define SCC_REMOTE7 7 #define SCC_REMOTE8 8 #define SCC_REMOTE9 9 #define SCCVEC0 64 #define SCCVEC1 (SCCVEC0+16) #define SCCVEC2 (SCCVEC0+32) #define SCCVEC3 (SCCVEC0+48) #define SCCVEC4 (SCCVEC0+64) /* * SCC channel control block */ typedef struct scc_dma { char *dma_addr; int dma_count; } Scc_dma; typedef struct scc_channel { int scc_status; /* channel status */ int scc_param; /* channel parameter */ struct scc_reg *scc_port; /* port address */ char *scc_init; /* initialize data */ int scc_vec; /* interrupt vector */ Scc_dma x_dma; Scc_dma r_dma; } Scc_channel; /* * SCC channel status */ #define OACTIVE 0x00000001 /* transmit in progress */ #define OSTOP 0x00000002 /* output stop request */ #define OFLUSH 0x00000004 /* output flush request */ #define OBUSY 0x00000008 /* output in use */ #define LINE_BREAK 0x00000010 /* line break interrupt */ #define ENABLE 0x00000020 /* receiver enable */ #define CHAN_ACTIVE 0x80000000 /* channel active */ /* * SCC channel usage */ #define SCC_MOUSE 0 #define SCC_KEYBOARD 1