Bare-bones driver for AMI RAID. Parts taken from FreeBSD. This was tried a
good while ago and it had problems under load. Changes were made to address that, but I don't have the ability to test them. So, I'm committing it before it rots.
This commit is contained in:
ad
parent
a2cea03cf2
commit
888b6f3f26
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@ -1,4 +1,4 @@
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# $NetBSD: DEVNAMES,v 1.92 2002/01/06 16:06:36 jmcneill Exp $
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# $NetBSD: DEVNAMES,v 1.93 2002/01/30 14:35:43 ad Exp $
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#
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# This file contains all used device names and defined attributes in
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# alphabetical order. New devices added to the system somewhere should first
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@ -53,6 +53,7 @@ amibus_bl amiga Attribute
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amibus_wb amiga Attribute
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amibus_ww amiga Attribute
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amps arm32
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amr MI
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ams mac68k
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ams macppc
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an MI
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,438 @@
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/* $NetBSD: amrreg.h,v 1.1 2002/01/30 14:35:45 ad Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Andrew Doran.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
|
||||
* are met:
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||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
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||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*-
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* Copyright (c) 1999,2000 Michael Smith
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* Copyright (c) 2000 BSDi
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from FreeBSD: amrreg.h,v 1.2 2000/08/30 07:52:40 msmith Exp
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*/
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#ifndef _PCI_AMRREG_H_
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#define _PCI_AMRREG_H_
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#ifdef AMR_CRASH_ME
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#define AMR_MAX_CMDS 255 /* ident = 0 not allowed */
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#else
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#define AMR_MAX_CMDS 120
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#endif
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#define AMR_MAXLD 40
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#define AMR_MAX_CMDS_PU 63
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#define AMR_MAX_SEGS 17
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#define AMR_MAX_XFER (PAGE_SIZE * (AMR_MAX_SEGS - 1))
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#define AMR_MAX_CHANNEL 3
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#define AMR_MAX_TARGET 15
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#define AMR_MAX_LUN 7
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#define AMR_MAX_CDB_LEN 0x0a
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#define AMR_MAX_REQ_SENSE_LEN 0x20
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#define AMR_SECTOR_SIZE 512
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/* Mailbox commands.*/
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#define AMR_CMD_LREAD 0x01
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#define AMR_CMD_LWRITE 0x02
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#define AMR_CMD_PASS 0x03
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#define AMR_CMD_EXT_ENQUIRY 0x04
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#define AMR_CMD_ENQUIRY 0x05
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#define AMR_CMD_FLUSH 0x0a
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#define AMR_CMD_EXT_ENQUIRY2 0x0c
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#define AMR_CMD_GET_MACHINEID 0x36
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#define AMR_CMD_GET_INITIATOR 0x7d /* returns one byte */
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#define AMR_CMD_CONFIG 0xa1
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#define AMR_CONFIG_PRODUCT_INFO 0x0e
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#define AMR_CONFIG_ENQ3 0x0f
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#define AMR_CONFIG_ENQ3_SOLICITED_NOTIFY 0x01
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#define AMR_CONFIG_ENQ3_SOLICITED_FULL 0x02
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#define AMR_CONFIG_ENQ3_UNSOLICITED 0x03
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/* Command completion status. */
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#define AMR_STATUS_SUCCESS 0x00
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#define AMR_STATUS_ABORTED 0x02
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#define AMR_STATUS_FAILED 0x80
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/* Physical/logical drive states. */
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#define AMR_DRV_CURSTATE(x) ((x) & 0x0f)
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#define AMR_DRV_PREVSTATE(x) (((x) >> 4) & 0x0f)
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#define AMR_DRV_OFFLINE 0x00
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#define AMR_DRV_DEGRADED 0x01
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#define AMR_DRV_OPTIMAL 0x02
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#define AMR_DRV_ONLINE 0x03
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#define AMR_DRV_FAILED 0x04
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#define AMR_DRV_REBUILD 0x05
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#define AMR_DRV_HOTSPARE 0x06
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/* Logical drive properties. */
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#define AMR_DRV_RAID_MASK 0x0f /* RAID level 0, 1, 3, 5, etc. */
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#define AMR_DRV_WRITEBACK 0x10 /* write-back enabled */
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#define AMR_DRV_READHEAD 0x20 /* readhead policy enabled */
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#define AMR_DRV_ADAPTIVE 0x40 /* adaptive I/O policy enabled */
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/* Battery status. */
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#define AMR_BATT_MODULE_MISSING 0x01
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#define AMR_BATT_LOW_VOLTAGE 0x02
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#define AMR_BATT_TEMP_HIGH 0x04
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#define AMR_BATT_PACK_MISSING 0x08
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#define AMR_BATT_CHARGE_MASK 0x30
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#define AMR_BATT_CHARGE_DONE 0x00
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#define AMR_BATT_CHARGE_INPROG 0x10
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#define AMR_BATT_CHARGE_FAIL 0x20
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#define AMR_BATT_CYCLES_EXCEEDED 0x40
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/*
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* 8LD firmware interface.
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*/
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/* Array constraints. */
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#define AMR_8LD_MAXDRIVES 8
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#define AMR_8LD_MAXCHAN 5
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#define AMR_8LD_MAXTARG 15
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#define AMR_8LD_MAXPHYSDRIVES (AMR_8LD_MAXCHAN * AMR_8LD_MAXTARG)
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/* Adapter information. */
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struct amr_adapter_info {
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u_int8_t aa_maxio;
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u_int8_t aa_rebuild_rate;
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u_int8_t aa_maxtargchan;
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u_int8_t aa_channels;
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u_int8_t aa_firmware[4];
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u_int16_t aa_flashage;
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u_int8_t aa_chipsetvalue;
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u_int8_t aa_memorysize;
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u_int8_t aa_cacheflush;
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u_int8_t aa_bios[4];
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u_int8_t aa_boardtype;
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u_int8_t aa_scsisensealert;
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u_int8_t aa_writeconfigcount;
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u_int8_t aa_driveinsertioncount;
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u_int8_t aa_inserteddrive;
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u_int8_t aa_batterystatus;
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u_int8_t aa_res1;
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} __attribute__ ((__packed__));
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/* Logical drive information. */
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struct amr_logdrive_info {
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u_int8_t al_numdrives;
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u_int8_t al_res1[3];
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u_int32_t al_size[AMR_8LD_MAXDRIVES];
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u_int8_t al_properties[AMR_8LD_MAXDRIVES];
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u_int8_t al_state[AMR_8LD_MAXDRIVES];
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} __attribute__ ((__packed__));
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/* Physical drive information. */
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struct amr_physdrive_info {
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/* Low nybble is current state, high nybble is previous state. */
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u_int8_t ap_state[AMR_8LD_MAXPHYSDRIVES];
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u_int8_t ap_predictivefailure;
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} __attribute__ ((__packed__));
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/*
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* Enquiry response structure for AMR_CMD_ENQUIRY (e), AMR_CMD_EXT_ENQUIRY (x)
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* and AMR_CMD_EXT_ENQUIRY2 (2).
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*/
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struct amr_enquiry {
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struct amr_adapter_info ae_adapter; /* e x 2 */
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struct amr_logdrive_info ae_ldrv; /* e x 2 */
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struct amr_physdrive_info ae_pdrv; /* e x 2 */
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u_int8_t ae_formatting[AMR_8LD_MAXDRIVES]; /* x 2 */
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u_int8_t res1[AMR_8LD_MAXDRIVES]; /* x 2 */
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u_int32_t ae_extlen; /* 2 */
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u_int16_t ae_subsystem; /* 2 */
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u_int16_t ae_subvendor; /* 2 */
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u_int32_t ae_signature; /* 2 */
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#define AMR_SIG_431 0xfffe0001
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#define AMR_SIG_438 0xfffd0002
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#define AMR_SIG_762 0xfffc0003
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#define AMR_SIG_T5 0xfffb0004
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#define AMR_SIG_466 0xfffa0005
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#define AMR_SIG_467 0xfff90006
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#define AMR_SIG_T7 0xfff80007
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#define AMR_SIG_490 0xfff70008
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u_int8_t res2[844]; /* 2 */
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} __attribute__ ((__packed__));
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/*
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* 40LD firmware interface.
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*/
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/* Array constraints. */
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#define AMR_40LD_MAXDRIVES 40
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#define AMR_40LD_MAXCHAN 16
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#define AMR_40LD_MAXTARG 16
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#define AMR_40LD_MAXPHYSDRIVES 256
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/* Product information structure. */
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struct amr_prodinfo {
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u_int32_t ap_size; /* current size in bytes (not including resvd) */
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u_int32_t ap_configsig; /* default is 0x00282008, indicating 0x28 maximum
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* logical drives, 0x20 maximum stripes and 0x08
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* maximum spans */
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u_int8_t ap_firmware[16]; /* printable identifiers */
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u_int8_t ap_bios[16];
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u_int8_t ap_product[80];
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u_int8_t ap_maxio; /* maximum number of concurrent commands supported */
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u_int8_t ap_nschan; /* number of SCSI channels present */
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u_int8_t ap_fcloops; /* number of fibre loops present */
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u_int8_t ap_memtype; /* memory type */
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u_int32_t ap_signature;
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u_int16_t ap_memsize; /* onboard memory in MB */
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u_int16_t ap_subsystem; /* subsystem identifier */
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u_int16_t ap_subvendor; /* subsystem vendor ID */
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u_int8_t ap_numnotifyctr; /* number of notify counters */
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} __attribute__ ((__packed__));
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/* Notify structure. */
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struct amr_notify {
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u_int32_t an_globalcounter; /* change counter */
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u_int8_t an_paramcounter; /* parameter change counter */
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u_int8_t an_paramid;
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#define AMR_PARAM_REBUILD_RATE 0x01 /* value = new rebuild rate */
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#define AMR_PARAM_FLUSH_INTERVAL 0x02 /* value = new flush interval */
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#define AMR_PARAM_SENSE_ALERT 0x03 /* value = last physical drive with check condition set */
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#define AMR_PARAM_DRIVE_INSERTED 0x04 /* value = last physical drive inserted */
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#define AMR_PARAM_BATTERY_STATUS 0x05 /* value = battery status */
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u_int16_t an_paramval;
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u_int8_t an_writeconfigcounter; /* write config occurred */
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u_int8_t res1[3];
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u_int8_t an_ldrvopcounter; /* logical drive operation started/completed */
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u_int8_t an_ldrvopid;
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u_int8_t an_ldrvopcmd;
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#define AMR_LDRVOP_CHECK 0x01
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#define AMR_LDRVOP_INIT 0x02
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#define AMR_LDRVOP_REBUILD 0x03
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u_int8_t an_ldrvopstatus;
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#define AMR_LDRVOP_SUCCESS 0x00
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#define AMR_LDRVOP_FAILED 0x01
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#define AMR_LDRVOP_ABORTED 0x02
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#define AMR_LDRVOP_CORRECTED 0x03
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#define AMR_LDRVOP_STARTED 0x04
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u_int8_t an_ldrvstatecounter; /* logical drive state change occurred */
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u_int8_t an_ldrvstateid;
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u_int8_t an_ldrvstatenew;
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u_int8_t an_ldrvstateold;
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u_int8_t an_pdrvstatecounter; /* physical drive state change occurred */
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u_int8_t an_pdrvstateid;
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u_int8_t an_pdrvstatenew;
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u_int8_t an_pdrvstateold;
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u_int8_t an_pdrvfmtcounter;
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u_int8_t an_pdrvfmtid;
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u_int8_t an_pdrvfmtval;
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#define AMR_FORMAT_START 0x01
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#define AMR_FORMAT_COMPLETE 0x02
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u_int8_t res2;
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u_int8_t an_targxfercounter; /* scsi xfer rate change */
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u_int8_t an_targxferid;
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u_int8_t an_targxferval;
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u_int8_t res3;
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u_int8_t an_fcloopidcounter; /* FC/AL loop ID changed */
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u_int8_t an_fcloopidpdrvid;
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u_int8_t an_fcloopid0;
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u_int8_t an_fcloopid1;
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u_int8_t an_fcloopstatecounter; /* FC/AL loop status changed */
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u_int8_t an_fcloopstate0;
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u_int8_t an_fcloopstate1;
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u_int8_t res4;
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} __attribute__ ((__packed__));
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/* Enquiry3 structure. */
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struct amr_enquiry3 {
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u_int32_t ae_datasize; /* valid data size in this structure */
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union { /* event notify structure */
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struct amr_notify n;
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u_int8_t pad[0x80];
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} ae_notify;
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u_int8_t ae_rebuildrate; /* current rebuild rate in % */
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u_int8_t ae_cacheflush; /* flush interval in seconds */
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u_int8_t ae_sensealert;
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u_int8_t ae_driveinsertcount; /* count of inserted drives */
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u_int8_t ae_batterystatus;
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u_int8_t ae_numldrives;
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u_int8_t ae_reconstate[AMR_40LD_MAXDRIVES / 8]; /* reconstruction state */
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u_int16_t ae_opstatus[AMR_40LD_MAXDRIVES / 8]; /* operation status per drive */
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u_int32_t ae_drivesize[AMR_40LD_MAXDRIVES]; /* logical drive size */
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u_int8_t ae_driveprop[AMR_40LD_MAXDRIVES]; /* logical drive properties */
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u_int8_t ae_drivestate[AMR_40LD_MAXDRIVES]; /* physical drive state */
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u_int16_t ae_driveformat[AMR_40LD_MAXPHYSDRIVES];
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u_int8_t ae_targxfer[80]; /* physical drive transfer rates */
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u_int8_t res1[263]; /* pad to 1024 bytes */
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} __attribute__ ((__packed__));
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/*
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* Mailbox and command structures.
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*/
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#define AMR_MBOX_CMDSIZE 0x10 /* portion worth copying for controller */
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struct amr_mailbox {
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u_int8_t mb_command;
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u_int8_t mb_ident;
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u_int16_t mb_blkcount;
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u_int32_t mb_lba;
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u_int32_t mb_physaddr;
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u_int8_t mb_drive;
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u_int8_t mb_nsgelem;
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u_int8_t res1;
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u_int8_t mb_busy;
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u_int8_t mb_nstatus;
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u_int8_t mb_status;
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u_int8_t mb_completed[46];
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u_int8_t mb_poll;
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u_int8_t mb_ack;
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u_int8_t res2[62]; /* Pad to 128 bytes. */
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} __attribute__ ((__packed__));
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struct amr_mailbox64 {
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u_int32_t mb64_segment; /* for 64-bit controllers */
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struct amr_mailbox mb;
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} __attribute__ ((__packed__));
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struct amr_mailbox_ioctl {
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u_int8_t mb_command;
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u_int8_t mb_ident;
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u_int8_t mb_channel;
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u_int8_t mb_param;
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u_int8_t mb_pad[4];
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u_int32_t mb_physaddr;
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u_int8_t mb_drive;
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u_int8_t mb_nsgelem;
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u_int8_t res1;
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u_int8_t mb_busy;
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u_int8_t mb_nstatus;
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u_int8_t mb_completed[46];
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u_int8_t mb_poll;
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u_int8_t mb_ack;
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u_int8_t res4[16];
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} __attribute__ ((__packed__));
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struct amr_sgentry {
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u_int32_t sge_addr;
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u_int32_t sge_count;
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} __attribute__ ((__packed__));
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struct amr_passthrough {
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u_int8_t ap_timeout:3;
|
||||
u_int8_t ap_ars:1;
|
||||
u_int8_t ap_dummy:3;
|
||||
u_int8_t ap_islogical:1;
|
||||
u_int8_t ap_logical_drive_no;
|
||||
u_int8_t ap_channel;
|
||||
u_int8_t ap_scsi_id;
|
||||
u_int8_t ap_queue_tag;
|
||||
u_int8_t ap_queue_action;
|
||||
u_int8_t ap_cdb[AMR_MAX_CDB_LEN];
|
||||
u_int8_t ap_cdb_length;
|
||||
u_int8_t ap_request_sense_length;
|
||||
u_int8_t ap_request_sense_area[AMR_MAX_REQ_SENSE_LEN];
|
||||
u_int8_t ap_no_sg_elements;
|
||||
u_int8_t ap_scsi_status;
|
||||
u_int32_t ap_data_transfer_address;
|
||||
u_int32_t ap_data_transfer_length;
|
||||
} __attribute__ ((__packed__));
|
||||
|
||||
/*
|
||||
* "Quartz" i960 PCI bridge interface.
|
||||
*/
|
||||
|
||||
#define AMR_QUARTZ_SIG_REG 0xa0
|
||||
#define AMR_QUARTZ_SIG0 0xcccc
|
||||
#define AMR_QUARTZ_SIG1 0x3344
|
||||
|
||||
/* Doorbell registers. */
|
||||
#define AMR_QREG_IDB 0x20
|
||||
#define AMR_QREG_ODB 0x2c
|
||||
|
||||
#define AMR_QIDB_SUBMIT 0x00000001 /* mailbox ready for work */
|
||||
#define AMR_QIDB_ACK 0x00000002 /* mailbox done */
|
||||
#define AMR_QODB_READY 0x10001234 /* work ready to be processed */
|
||||
|
||||
/*
|
||||
* Old-style ("standard") ASIC bridge interface.
|
||||
*/
|
||||
|
||||
/* I/O registers. */
|
||||
#define AMR_SREG_CMD 0x10 /* Command/ack register (w) */
|
||||
#define AMR_SREG_MBOX_BUSY 0x10 /* Mailbox status (r) */
|
||||
#define AMR_SREG_TOGL 0x11 /* Interrupt enable */
|
||||
#define AMR_SREG_MBOX 0x14 /* Mailbox physical address */
|
||||
#define AMR_SREG_MBOX_ENABLE 0x18 /* Atomic mailbox address enable */
|
||||
#define AMR_SREG_INTR 0x1a /* Interrupt status */
|
||||
|
||||
/* I/O magic numbers. */
|
||||
#define AMR_SCMD_POST 0x10 /* in SCMD to initiate action on mailbox */
|
||||
#define AMR_SCMD_ACKINTR 0x08 /* in SCMD to ack mailbox retrieved */
|
||||
#define AMR_STOGL_ENABLE 0xc0 /* in STOGL */
|
||||
#define AMR_SINTR_VALID 0x40 /* in SINTR */
|
||||
#define AMR_SMBOX_BUSY_FLAG 0x10 /* in SMBOX_BUSY */
|
||||
#define AMR_SMBOX_ENABLE_ADDR 0x00 /* in SMBOX_ENABLE */
|
||||
|
||||
#endif /* !_PCI_AMRREG_H_ */
|
||||
|
|
@ -0,0 +1,131 @@
|
|||
/* $NetBSD: amrvar.h,v 1.1 2002/01/30 14:35:45 ad Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* by Andrew Doran.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
#ifndef _PCI_AMRVAR_H_
|
||||
#define _PCI_AMRVAR_H_
|
||||
|
||||
#include "locators.h"
|
||||
|
||||
#define AMR_MAX_UNITS 16
|
||||
|
||||
/*
|
||||
* Logical drive information.
|
||||
*/
|
||||
struct amr_logdrive {
|
||||
u_int al_size;
|
||||
u_short al_state;
|
||||
u_short al_properties;
|
||||
};
|
||||
|
||||
/*
|
||||
* Per-controller state.
|
||||
*/
|
||||
struct amr_softc {
|
||||
/* Generic device data. */
|
||||
struct device amr_dv;
|
||||
bus_space_tag_t amr_iot;
|
||||
bus_space_handle_t amr_ioh;
|
||||
bus_dma_tag_t amr_dmat;
|
||||
bus_dmamap_t amr_dmamap;
|
||||
void *amr_ih;
|
||||
|
||||
/* Command mailbox. */
|
||||
struct amr_mailbox *amr_mbox;
|
||||
bus_addr_t amr_mbox_paddr;
|
||||
|
||||
/* Scatter-gather lists. */
|
||||
struct amr_sgentry *amr_sgls;
|
||||
bus_addr_t amr_sgls_paddr;
|
||||
|
||||
/* Command management. */
|
||||
struct amr_ccb *amr_ccbs;
|
||||
SLIST_HEAD(, amr_ccb) amr_ccb_freelist;
|
||||
SIMPLEQ_HEAD(, amr_ccb) amr_ccb_queue;
|
||||
int amr_maxqueuecnt;
|
||||
|
||||
/* Hardware-specific linkage. */
|
||||
int (*amr_get_work)(struct amr_softc *, struct amr_mailbox *);
|
||||
int (*amr_submit)(struct amr_softc *sc, struct amr_ccb *);
|
||||
|
||||
/* Logical drive information. */
|
||||
int amr_numdrives;
|
||||
struct amr_logdrive amr_drive[AMR_MAX_UNITS];
|
||||
};
|
||||
|
||||
/*
|
||||
* Command control block.
|
||||
*/
|
||||
struct amr_ccb {
|
||||
union {
|
||||
SIMPLEQ_ENTRY(amr_ccb) simpleq;
|
||||
SLIST_ENTRY(amr_ccb) slist;
|
||||
} ac_chain;
|
||||
|
||||
u_int ac_flags;
|
||||
u_int ac_status;
|
||||
u_int ac_ident;
|
||||
|
||||
u_int ac_xfer_size;
|
||||
bus_dmamap_t ac_xfer_map;
|
||||
|
||||
struct amr_mailbox ac_mbox;
|
||||
|
||||
void (*ac_handler)(struct amr_ccb *);
|
||||
void *ac_context;
|
||||
struct device *ac_dv;
|
||||
};
|
||||
#define AC_XFER_IN 0x01 /* Map describes inbound xfer */
|
||||
#define AC_XFER_OUT 0x02 /* Map describes outbound xfer */
|
||||
#define AC_COMPLETE 0x04 /* Command completed */
|
||||
#define AC_ACTIVE 0x08 /* Command active */
|
||||
#define AC_NOSGL 0x10 /* No scatter/gather list */
|
||||
|
||||
struct amr_attach_args {
|
||||
int amra_unit;
|
||||
};
|
||||
|
||||
#define amracf_unit cf_loc[AMRCF_UNIT]
|
||||
|
||||
int amr_ccb_alloc(struct amr_softc *, struct amr_ccb **);
|
||||
void amr_ccb_enqueue(struct amr_softc *, struct amr_ccb *);
|
||||
void amr_ccb_free(struct amr_softc *, struct amr_ccb *);
|
||||
int amr_ccb_map(struct amr_softc *, struct amr_ccb *, void *, int, int);
|
||||
int amr_ccb_poll(struct amr_softc *, struct amr_ccb *, int);
|
||||
void amr_ccb_unmap(struct amr_softc *, struct amr_ccb *);
|
||||
|
||||
#endif /* !_PCI_AMRVAR_H_ */
|
||||
|
|
@ -1,4 +1,4 @@
|
|||
# $NetBSD: files.pci,v 1.160 2002/01/09 22:56:22 augustss Exp $
|
||||
# $NetBSD: files.pci,v 1.161 2002/01/30 14:35:44 ad Exp $
|
||||
#
|
||||
# Config file and device description for machine-independent PCI code.
|
||||
# Included by ports that need it. Requires that the SCSI files be
|
||||
|
|
@ -52,6 +52,14 @@ file dev/pci/twe.c twe
|
|||
attach ld at twe with ld_twe
|
||||
file dev/pci/ld_twe.c ld_twe
|
||||
|
||||
# AMI RAID controllers
|
||||
device amr {unit = -1}
|
||||
attach amr at pci
|
||||
file dev/pci/amr.c amr
|
||||
|
||||
attach ld at amr with ld_amr
|
||||
file dev/pci/ld_amr.c ld_amr
|
||||
|
||||
# Compaq RAID controllers
|
||||
attach cac at pci with cac_pci
|
||||
file dev/pci/cac_pci.c cac_pci
|
||||
|
|
|
|||
|
|
@ -0,0 +1,240 @@
|
|||
/* $NetBSD: ld_amr.c,v 1.1 2002/01/30 14:35:45 ad Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 2002 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* by Andrew Doran.
|
||||
*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/*
|
||||
* AMI RAID controller front-end for ld(4) driver.
|
||||
*/
|
||||
|
||||
#include <sys/cdefs.h>
|
||||
__KERNEL_RCSID(0, "$NetBSD: ld_amr.c,v 1.1 2002/01/30 14:35:45 ad Exp $");
|
||||
|
||||
#include "rnd.h"
|
||||
|
||||
#include <sys/param.h>
|
||||
#include <sys/systm.h>
|
||||
#include <sys/kernel.h>
|
||||
#include <sys/device.h>
|
||||
#include <sys/buf.h>
|
||||
#include <sys/endian.h>
|
||||
#include <sys/dkio.h>
|
||||
#include <sys/disk.h>
|
||||
#if NRND > 0
|
||||
#include <sys/rnd.h>
|
||||
#endif
|
||||
|
||||
#include <uvm/uvm_extern.h>
|
||||
|
||||
#include <machine/bus.h>
|
||||
|
||||
#include <dev/ldvar.h>
|
||||
|
||||
#include <dev/pci/amrreg.h>
|
||||
#include <dev/pci/amrvar.h>
|
||||
|
||||
struct ld_amr_softc {
|
||||
struct ld_softc sc_ld;
|
||||
int sc_hwunit;
|
||||
};
|
||||
|
||||
void ld_amr_attach(struct device *, struct device *, void *);
|
||||
int ld_amr_dobio(struct ld_amr_softc *, void *, int, int, int,
|
||||
struct buf *);
|
||||
int ld_amr_dump(struct ld_softc *, void *, int, int);
|
||||
void ld_amr_handler(struct amr_ccb *);
|
||||
int ld_amr_match(struct device *, struct cfdata *, void *);
|
||||
int ld_amr_start(struct ld_softc *, struct buf *);
|
||||
|
||||
struct cfattach ld_amr_ca = {
|
||||
sizeof(struct ld_amr_softc), ld_amr_match, ld_amr_attach
|
||||
};
|
||||
|
||||
struct {
|
||||
const char *ds_descr;
|
||||
int ds_enable;
|
||||
} static const ld_amr_dstate[] = {
|
||||
{ "offline", 0 },
|
||||
{ "degraded", LDF_ENABLED },
|
||||
{ "optimal", LDF_ENABLED },
|
||||
{ "online", LDF_ENABLED },
|
||||
{ "failed", 0 },
|
||||
{ "rebuilding", LDF_ENABLED },
|
||||
{ "hotspare", 0 },
|
||||
};
|
||||
|
||||
int
|
||||
ld_amr_match(struct device *parent, struct cfdata *match, void *aux)
|
||||
{
|
||||
|
||||
return (1);
|
||||
}
|
||||
|
||||
void
|
||||
ld_amr_attach(struct device *parent, struct device *self, void *aux)
|
||||
{
|
||||
struct amr_attach_args *amra;
|
||||
struct ld_amr_softc *sc;
|
||||
struct ld_softc *ld;
|
||||
struct amr_softc *amr;
|
||||
const char *statestr;
|
||||
int state;
|
||||
|
||||
sc = (struct ld_amr_softc *)self;
|
||||
ld = &sc->sc_ld;
|
||||
amr = (struct amr_softc *)parent;
|
||||
amra = aux;
|
||||
|
||||
sc->sc_hwunit = amra->amra_unit;
|
||||
ld->sc_maxxfer = AMR_MAX_XFER;
|
||||
ld->sc_maxqueuecnt = amr->amr_maxqueuecnt / amr->amr_numdrives;
|
||||
ld->sc_secperunit = amr->amr_drive[sc->sc_hwunit].al_size;
|
||||
ld->sc_secsize = AMR_SECTOR_SIZE;
|
||||
ld->sc_start = ld_amr_start;
|
||||
ld->sc_dump = ld_amr_dump;
|
||||
|
||||
if (ld->sc_maxqueuecnt > AMR_MAX_CMDS_PU)
|
||||
ld->sc_maxqueuecnt = AMR_MAX_CMDS_PU;
|
||||
|
||||
/*
|
||||
* Print status information and attach to the ld driver proper.
|
||||
*/
|
||||
state = AMR_DRV_CURSTATE(amr->amr_drive[sc->sc_hwunit].al_state);
|
||||
if (state >= sizeof(ld_amr_dstate) / sizeof(ld_amr_dstate[0])) {
|
||||
ld->sc_flags = LDF_ENABLED;
|
||||
statestr = "status unknown";
|
||||
} else {
|
||||
ld->sc_flags = ld_amr_dstate[state].ds_enable;
|
||||
statestr = ld_amr_dstate[state].ds_descr;
|
||||
}
|
||||
|
||||
printf(": RAID %d, %s\n",
|
||||
amr->amr_drive[sc->sc_hwunit].al_properties & AMR_DRV_RAID_MASK,
|
||||
statestr);
|
||||
|
||||
ldattach(ld);
|
||||
}
|
||||
|
||||
int
|
||||
ld_amr_dobio(struct ld_amr_softc *sc, void *data, int datasize,
|
||||
int blkno, int dowrite, struct buf *bp)
|
||||
{
|
||||
struct amr_ccb *ac;
|
||||
struct amr_softc *amr;
|
||||
struct amr_mailbox *mb;
|
||||
int s, rv;
|
||||
|
||||
amr = (struct amr_softc *)sc->sc_ld.sc_dv.dv_parent;
|
||||
|
||||
if ((rv = amr_ccb_alloc(amr, &ac)) != 0)
|
||||
return (rv);
|
||||
|
||||
mb = &ac->ac_mbox;
|
||||
mb->mb_command = (dowrite ? AMR_CMD_LWRITE : AMR_CMD_LREAD);
|
||||
mb->mb_drive = sc->sc_hwunit;
|
||||
mb->mb_blkcount = htole16(datasize / AMR_SECTOR_SIZE);
|
||||
mb->mb_lba = htole32(blkno);
|
||||
|
||||
if ((rv = amr_ccb_map(amr, ac, data, datasize, dowrite)) != 0) {
|
||||
amr_ccb_free(amr, ac);
|
||||
return (rv);
|
||||
}
|
||||
|
||||
if (bp == NULL) {
|
||||
/*
|
||||
* Polled commands must not sit on the software queue. Wait
|
||||
* up to 30 seconds for the command to complete.
|
||||
*/
|
||||
s = splbio();
|
||||
rv = amr_ccb_poll(amr, ac, 30000);
|
||||
splx(s);
|
||||
amr_ccb_unmap(amr, ac);
|
||||
amr_ccb_free(amr, ac);
|
||||
} else {
|
||||
ac->ac_handler = ld_amr_handler;
|
||||
ac->ac_context = bp;
|
||||
ac->ac_dv = (struct device *)sc;
|
||||
amr_ccb_enqueue(amr, ac);
|
||||
rv = 0;
|
||||
}
|
||||
|
||||
return (rv);
|
||||
}
|
||||
|
||||
int
|
||||
ld_amr_start(struct ld_softc *ld, struct buf *bp)
|
||||
{
|
||||
|
||||
return (ld_amr_dobio((struct ld_amr_softc *)ld, bp->b_data,
|
||||
bp->b_bcount, bp->b_rawblkno, (bp->b_flags & B_READ) == 0, bp));
|
||||
}
|
||||
|
||||
void
|
||||
ld_amr_handler(struct amr_ccb *ac)
|
||||
{
|
||||
struct buf *bp;
|
||||
struct ld_amr_softc *sc;
|
||||
struct amr_softc *amr;
|
||||
|
||||
bp = ac->ac_context;
|
||||
sc = (struct ld_amr_softc *)ac->ac_dv;
|
||||
amr = (struct amr_softc *)sc->sc_ld.sc_dv.dv_parent;
|
||||
|
||||
if (ac->ac_status != AMR_STATUS_SUCCESS) {
|
||||
printf("%s: cmd status 0x%02x\n", sc->sc_ld.sc_dv.dv_xname,
|
||||
ac->ac_status);
|
||||
|
||||
bp->b_flags |= B_ERROR;
|
||||
bp->b_error = EIO;
|
||||
bp->b_resid = bp->b_bcount;
|
||||
} else
|
||||
bp->b_resid = 0;
|
||||
|
||||
amr_ccb_unmap(amr, ac);
|
||||
amr_ccb_free(amr, ac);
|
||||
lddone(&sc->sc_ld, bp);
|
||||
}
|
||||
|
||||
int
|
||||
ld_amr_dump(struct ld_softc *ld, void *data, int blkno, int blkcnt)
|
||||
{
|
||||
struct ld_amr_softc *sc;
|
||||
|
||||
sc = (struct ld_amr_softc *)ld;
|
||||
|
||||
return (ld_amr_dobio(sc, data, blkcnt * ld->sc_secsize, blkno, 1,
|
||||
NULL));
|
||||
}
|
||||
Loading…
Reference in New Issue