288 lines
7.8 KiB
C
288 lines
7.8 KiB
C
/* $NetBSD: util.c,v 1.3 2001/04/17 13:32:40 ad Exp $ */
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/*-
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* Copyright (c) 2001 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
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* 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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* 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 Michael Smith
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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
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* 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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#ifndef lint
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: util.c,v 1.3 2001/04/17 13:32:40 ad Exp $");
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#endif /* not lint */
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#include <sys/types.h>
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#include <sys/ioctl.h>
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#include <sys/queue.h>
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#include <dev/ic/mlxreg.h>
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#include <dev/ic/mlxio.h>
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#include <dev/scsipi/scsipi_all.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <err.h>
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#include "extern.h"
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int
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mlx_command(struct mlx_usercommand *mu, int bomb)
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{
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int rv;
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if ((rv = ioctl(mlxfd, MLX_COMMAND, mu)) != 0 && bomb)
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err(EXIT_FAILURE, "cmd 0x%02x failed",
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mu->mu_command[0]);
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return (rv);
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}
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void
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mlx_enquiry(struct mlx_enquiry2 *enq)
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{
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struct mlx_usercommand mu;
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struct mlx_enquiry_old meo;
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memset(&mu, 0, sizeof(mu));
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mu.mu_datasize = sizeof(*enq);
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mu.mu_buf = enq;
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mu.mu_bufptr = 8;
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mu.mu_bufdir = MU_XFER_IN;
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mu.mu_command[0] = MLX_CMD_ENQUIRY2;
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mlx_command(&mu, 1);
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/*
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* If we get back a firmware major of 0, this is (probably) an old
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* controller, so we need to pull the firmware version from the old
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* enquiry structure.
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*/
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if (enq->me_firmware_id[0] == 0) {
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memset(&mu, 0, sizeof(mu));
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mu.mu_datasize = sizeof(meo);
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mu.mu_buf = &meo;
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mu.mu_bufptr = 8;
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mu.mu_bufdir = MU_XFER_IN;
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mu.mu_command[0] = MLX_CMD_ENQUIRY_OLD;
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mlx_command(&mu, 1);
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enq->me_firmware_id[0] = meo.me_fwmajor;
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enq->me_firmware_id[1] = meo.me_fwminor;
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enq->me_firmware_id[2] = '0';
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enq->me_firmware_id[3] = 0;
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}
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}
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void
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mlx_configuration(struct mlx_core_cfg *cfg, int wr)
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{
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struct mlx_usercommand mu;
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memset(&mu, 0, sizeof(mu));
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mu.mu_datasize = sizeof(*cfg);
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mu.mu_buf = cfg;
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mu.mu_bufptr = 8;
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mu.mu_bufdir = (wr ? MU_XFER_OUT : MU_XFER_IN);
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mu.mu_command[0] = (wr ? MLX_CMD_WRITE_CONFIG : MLX_CMD_READ_CONFIG);
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mlx_command(&mu, 1);
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}
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int
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mlx_get_device_state(int chan, int targ, struct mlx_phys_drv *pd)
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{
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struct mlx_usercommand mu;
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memset(&mu, 0, sizeof(mu));
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mu.mu_datasize = sizeof(*pd);
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mu.mu_buf = pd;
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mu.mu_bufptr = 8;
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mu.mu_bufdir = MU_XFER_IN;
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mu.mu_command[0] = MLX_CMD_DEVICE_STATE;
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mu.mu_command[2] = chan;
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mu.mu_command[3] = targ;
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return (mlx_command(&mu, 0));
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}
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int
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mlx_scsi_inquiry(int chan, int targ, char **vendor, char **device,
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char **revision)
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{
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struct mlx_usercommand mu;
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static struct {
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struct mlx_dcdb dcdb;
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struct scsipi_inquiry_data inq;
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} __attribute__ ((__packed__)) dcdb_cmd;
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struct scsipi_inquiry *inq_cmd;
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int rv;
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inq_cmd = (struct scsipi_inquiry *)&dcdb_cmd.dcdb.dcdb_cdb[0];
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memset(&mu, 0, sizeof(mu));
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mu.mu_datasize = sizeof(dcdb_cmd);
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mu.mu_buf = &dcdb_cmd;
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mu.mu_command[0] = MLX_CMD_DIRECT_CDB;
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mu.mu_bufdir = MU_XFER_IN | MU_XFER_OUT;
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memset(&dcdb_cmd, 0, sizeof(dcdb_cmd));
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dcdb_cmd.dcdb.dcdb_target = (chan << 4) | targ;
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dcdb_cmd.dcdb.dcdb_flags = MLX_DCDB_DATA_IN | MLX_DCDB_TIMEOUT_10S;
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dcdb_cmd.dcdb.dcdb_datasize = sizeof(dcdb_cmd.inq);
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dcdb_cmd.dcdb.dcdb_length = 6;
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dcdb_cmd.dcdb.dcdb_sense_length = 40;
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inq_cmd->opcode = INQUIRY;
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inq_cmd->length = sizeof(dcdb_cmd.inq);
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if ((rv = mlx_command(&mu, 0)) == 0) {
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*vendor = &dcdb_cmd.inq.vendor[0];
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*device = &dcdb_cmd.inq.product[0];
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*revision = &dcdb_cmd.inq.revision[0];
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}
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return (rv);
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}
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void
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mlx_print_phys_drv(struct mlx_phys_drv *pd, int chn, int targ,
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const char *prefix)
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{
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char *type, *device, *vendor, *revision;
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switch (pd->pd_flags2 & 0x03) {
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case MLX_PHYS_DRV_DISK:
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type = "disk";
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break;
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case MLX_PHYS_DRV_SEQUENTIAL:
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type = "tape";
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break;
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case MLX_PHYS_DRV_CDROM:
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type= "cdrom";
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break;
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case MLX_PHYS_DRV_OTHER:
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default:
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type = "unknown";
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break;
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}
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printf("%s%s%02d%02d ", prefix, type, chn, targ);
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switch (pd->pd_status) {
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case MLX_PHYS_DRV_DEAD:
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printf(" (dead) ");
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break;
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case MLX_PHYS_DRV_WRONLY:
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printf(" (write-only) ");
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break;
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case MLX_PHYS_DRV_ONLINE:
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printf(" (online) ");
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break;
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case MLX_PHYS_DRV_STANDBY:
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printf(" (standby) ");
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break;
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default:
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printf(" (0x%02x) ", pd->pd_status);
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break;
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}
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printf("\n");
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if (verbosity == 0)
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return;
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printf("%s ", prefix);
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if (!mlx_scsi_inquiry(chn, targ, &vendor, &device, &revision))
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printf("'%8.8s' '%16.16s' '%4.4s'", vendor, device, revision);
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else
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printf("<IDENTIFY FAILED>");
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printf(" %dMB ", pd->pd_config_size / 2048);
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if ((pd->pd_flags2 & MLX_PHYS_DRV_FAST20) != 0)
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printf(" ultra");
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else if ((pd->pd_flags2 & MLX_PHYS_DRV_FAST) != 0)
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printf(" fast");
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if ((pd->pd_flags2 & MLX_PHYS_DRV_WIDE) != 0)
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printf(" wide");
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if ((pd->pd_flags2 & MLX_PHYS_DRV_SYNC) != 0)
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printf(" sync");
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if ((pd->pd_flags2 & MLX_PHYS_DRV_TAG) != 0)
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printf(" tag-enabled");
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printf("\n");
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}
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