| aic7xxx.seq (7700) | aic7xxx.seq (7857) |
|---|---|
| 1# @(#)aic7xxx.seq 1.32 94/11/29 jda 2# | 1##+M######################################################################### |
| 3# Adaptec 274x/284x/294x device driver for Linux and FreeBSD. | 2# Adaptec 274x/284x/294x device driver for Linux and FreeBSD. |
| 4# Copyright (c) 1994 The University of Calgary Department of Computer Science. 5# 6# This program is free software; you can redistribute it and/or modify 7# it under the terms of the GNU General Public License as published by 8# the Free Software Foundation; either version 2 of the License, or 9# (at your option) any later version. 10# 11# This program is distributed in the hope that it will be useful, 12# but WITHOUT ANY WARRANTY; without even the implied warranty of 13# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14# GNU General Public License for more details. 15# 16# You should have received a copy of the GNU General Public License 17# along with this program; if not, write to the Free Software 18# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
| 19# | 3# |
| 20 | 4# Copyright (c) 1994 John Aycock 5# The University of Calgary Department of Computer Science. 6# All rights reserved. 7# 8# Modifications/enhancements: 9# Copyright (c) 1994, 1995 Justin Gibbs. All rights reserved. 10# 11# Redistribution and use in source and binary forms, with or without 12# modification, are permitted provided that the following conditions 13# are met: 14# 1. Redistributions of source code must retain the above copyright 15# notice, this list of conditions, and the following disclaimer. 16# 2. Redistributions in binary form must reproduce the above copyright 17# notice, this list of conditions and the following disclaimer in the 18# documentation and/or other materials provided with the distribution. 19# 3. All advertising materials mentioning features or use of this software 20# must display the following acknowledgement: 21# This product includes software developed by the University of Calgary 22# Department of Computer Science and its contributors. 23# 4. Neither the name of the University nor the names of its contributors 24# may be used to endorse or promote products derived from this software 25# without specific prior written permission. 26# 27# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 28# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 31# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37# SUCH DAMAGE. 38# |
| 21# FreeBSD, Twin, Wide, 2 command per target support, tagged queuing and other 22# optimizations provided by Justin T. Gibbs (gibbs@FreeBSD.org) 23# | 39# FreeBSD, Twin, Wide, 2 command per target support, tagged queuing and other 40# optimizations provided by Justin T. Gibbs (gibbs@FreeBSD.org) 41# |
| 42##-M######################################################################### |
|
| 24 | 43 |
| 25VERSION AIC7XXX_SEQ_VER "$Id: aic7xxx.seq,v 1.12 1995/04/01 19:51:40 gibbs Exp $" | 44VERSION AIC7XXX_SEQ_VER "$Id: aic7xxx.seq,v 1.13 1995/04/09 06:40:16 gibbs Exp $" |
| 26 27SCBMASK = 0x1f 28 29SCSISEQ = 0x00 30SXFRCTL0 = 0x01 31SXFRCTL1 = 0x02 32SCSISIGI = 0x03 33SCSISIGO = 0x03 --- 663 unchanged lines hidden (view full) --- 697 jmp p_mesgin_done 698 699p_mesginSDTR: 700 cmp ARG_1,3 jne p_mesginN # extended mesg length = 3 701 mvi ARG_1 call inb_next # xfer period 702 mvi A call inb_next # REQ/ACK offset 703 mvi INTSTAT,MSG_SDTR # call driver to convert 704 | 45 46SCBMASK = 0x1f 47 48SCSISEQ = 0x00 49SXFRCTL0 = 0x01 50SXFRCTL1 = 0x02 51SCSISIGI = 0x03 52SCSISIGO = 0x03 --- 663 unchanged lines hidden (view full) --- 716 jmp p_mesgin_done 717 718p_mesginSDTR: 719 cmp ARG_1,3 jne p_mesginN # extended mesg length = 3 720 mvi ARG_1 call inb_next # xfer period 721 mvi A call inb_next # REQ/ACK offset 722 mvi INTSTAT,MSG_SDTR # call driver to convert 723 |
| 705 test RETURN_1,0x80 jz p_mesgin_done# Do we need to mk_sdtr? 706 | 724 test RETURN_1,0xc0 jz p_mesgin_done# Do we need to mk_sdtr or rej? 725 test RETURN_1,0x40 jnz p_mesginN # Requested SDTR too small - rej |
| 707 or FLAGS,ACTIVE_MSG 708 mvi DINDEX, MSG_START+0 709 mvi MSG_START+0 call mk_sdtr 710 or SINDEX,0x10,SIGSTATE # turn on ATNO 711 call scsisig 712 jmp p_mesgin_done 713 714# Is it a disconnect message? Set a flag in the SCB to remind us --- 520 unchanged lines hidden --- | 726 or FLAGS,ACTIVE_MSG 727 mvi DINDEX, MSG_START+0 728 mvi MSG_START+0 call mk_sdtr 729 or SINDEX,0x10,SIGSTATE # turn on ATNO 730 call scsisig 731 jmp p_mesgin_done 732 733# Is it a disconnect message? Set a flag in the SCB to remind us --- 520 unchanged lines hidden --- |