diff options
| author | christos <christos@NetBSD.org> | 1998-10-25 18:41:56 +0000 |
|---|---|---|
| committer | christos <christos@NetBSD.org> | 1998-10-25 18:41:56 +0000 |
| commit | 6e73d89afca0e6ad77b766b007e4ff85356aaa52 (patch) | |
| tree | 76628eeaf196d3a6789046051ad9ba2be4e91fc8 /sys/dev/isa/ncareg.h | |
| parent | 62b06e44c3de059759d2c457ebd91ccce4e1215b (diff) | |
PR/6274: John Ruschmeyer: Add isa/i386 ncr53c80 driver.
XXX: Needs work. We need to fix the probe/find goo, and add support for the
pas16 cards.
Diffstat (limited to 'sys/dev/isa/ncareg.h')
| -rw-r--r-- | sys/dev/isa/ncareg.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/sys/dev/isa/ncareg.h b/sys/dev/isa/ncareg.h new file mode 100644 index 00000000000..5117e504eaa --- /dev/null +++ b/sys/dev/isa/ncareg.h @@ -0,0 +1,101 @@ +/* $NetBSD: ncareg.h,v 1.1 1998/10/25 18:41:56 christos Exp $ */ + +/*- + * Copyright (c) 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by John M. Ruschmeyer. + * + * 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 NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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. + */ + +/* + * Definitions for 53C400 SCSI-controller chip. + * + * Derived from Linux NCR-5380 generic driver sources (by Drew Eckhardt). + * + * Copyright (C) 1994 Serge Vakulenko (vak@cronyx.ru) + * + * 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 THE DEVELOPERS ``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 DEVELOPERS 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. + */ + +/* + * NCR5380 registers + */ +#define C80_CSDR 0 /* ro - Current SCSI Data Reg. */ +#define C80_ODR 0 /* wo - Output Data Reg. */ +#define C80_ICR 1 /* rw - Initiator Command Reg. */ +#define C80_MR 2 /* rw - Mode Reg. */ +#define C80_TCR 3 /* rw - Target Command Reg. */ +#define C80_CSBR 4 /* ro - Current SCSI Bus Status Reg. */ +#define C80_SER 4 /* wo - Select Enable Reg. */ +#define C80_BSR 5 /* ro - Bus and Status Reg. */ +#define C80_SDSR 5 /* wo - Start DMA Send Reg. */ +#define C80_IDR 6 /* ro - Input Data Reg. */ +#define C80_SDTR 6 /* wo - Start DMA Target Receive Reg. */ +#define C80_RPIR 7 /* ro - Reset Parity/Interrupt Reg. */ +#define C80_SDIR 7 /* wo - Start DMA Initiator Receive Reg. */ + + +#define C400_CSR 0 /* rw - Control and Status Reg. */ +# define C400_CSR_5380_ENABLE 0x80 +# define C400_CSR_TRANSFER_DIRECTION 0x40 +# define C400_CSR_TRANSFER_READY_INTR 0x20 +# define C400_CSR_5380_INTR 0x10 +# define C400_CSR_SHARED_INTR 0x08 +# define C400_CSR_HOST_BUF_NOT_READY 0x04 /* read only */ +# define C400_CSR_SCSI_BUF_READY 0x02 /* read only */ +# define C400_CSR_5380_GATED_IRQ 0x01 /* read only */ +# define C400_CSR_BITS "\20\1irq\2sbrdy\3hbrdy\4shintr\5intr\6tintr\7tdir\10enable" + +#define C400_CCR 1 /* rw - Clock Counter Reg. */ + +#define C400_HBR 4 /* rw - Host Buffer Reg. */ + +#define C400_5380_REG_OFFSET 8 /* Offset of 5380 registers. */ |
