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Diffstat (limited to 'sys/arch/vax/vax/crx.h')
| -rw-r--r-- | sys/arch/vax/vax/crx.h | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/sys/arch/vax/vax/crx.h b/sys/arch/vax/vax/crx.h deleted file mode 100644 index b733f24c56a..00000000000 --- a/sys/arch/vax/vax/crx.h +++ /dev/null @@ -1,82 +0,0 @@ -/* $OpenBSD: crx.h,v 1.2 2003/06/02 23:27:58 millert Exp $ */ -/* $NetBSD: crx.h,v 1.2 1999/01/19 21:04:48 ragge Exp $ */ -/* - * Copyright (c) 1988 Regents of the University of California. - * All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Chris Torek. - * - * 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. 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. - * - * @(#)rx50reg.h 7.2 (Berkeley) 6/28/90 - */ - -/* - * RX50 registers. - */ - -/* - * The names below do not quite match the DEC documentation simply because - * the names in the documentation are so bad. - */ -struct rx50device { - u_short rxid; /* identification */ - u_short reserved; - u_short rxcmd; /* command function reg */ - u_short rxtrk; /* track */ - u_short rxsec; /* sector */ - u_short rxcsc; /* current sector */ - u_short rxict; /* incorrect track (???) */ - u_short rxext; /* extend command register */ - u_short rxedb; /* empty data buffer (read) */ - u_short rxrda; /* reset data address */ - volatile u_short rxgo; /* read to start current cmd */ - u_short rxfdb; /* fill data buffer (write) */ -}; - -#define RX50SEC 10 /* sectors per track */ -#define RX50MAXSEC 800 /* 10 sectors times 80 tracks */ - -/* Interrupt vector */ -#define SCB_RX50 0xf0 - -/* - * Do the sector skew given the sector and track - * number (it depends on both!). - */ -/* (((((s) / 5) + 2 * ((s) + (t))) % 10) + 1) */ -#define RX50SKEW(s, t) (((s) / 5) + "\1\3\5\7\11\1\3\5\7"[((s) + (t)) % 5]) - -/* - * Values in the command function register. - */ -#define RXCMD_ERROR 0x80 /* error bit (composite?) */ -#define RXCMD_READ 0x40 /* read command */ -#define RXCMD_WRITE 0x70 /* write command */ -#define RXCMD_RESET 0x20 /* reset command */ -#define RXCMD_DONE 0x08 /* operation done (status) */ -#define RXCMD_DRIVE0 0x00 /* select drive 0 (csa1) */ -#define RXCMD_DRIVE1 0x02 /* select drive 1 (csa2) */ |