/* $NetBSD: util.c,v 1.7 2009/04/17 04:03:39 lukem Exp $ */ /*- * Copyright (c) 2001 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. * * 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. */ /*- * Copyright (c) 1999 Michael Smith * All rights reserved. * * 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 AUTHOR 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 AUTHOR 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 lint #include __RCSID("$NetBSD: util.c,v 1.7 2009/04/17 04:03:39 lukem Exp $"); #endif /* not lint */ #include #include #include #include #include #include #include #include #include #include #include #include "extern.h" int mlx_command(struct mlx_usercommand *mu, int bomb) { int rv; if ((rv = ioctl(mlxfd, MLX_COMMAND, mu)) != 0 && bomb) err(EXIT_FAILURE, "cmd 0x%02x failed", mu->mu_command[0]); return (rv); } void mlx_enquiry(struct mlx_enquiry2 *enq) { struct mlx_usercommand mu; struct mlx_enquiry_old meo; memset(&mu, 0, sizeof(mu)); mu.mu_datasize = sizeof(*enq); mu.mu_buf = enq; mu.mu_bufptr = 8; mu.mu_bufdir = MU_XFER_IN; mu.mu_command[0] = MLX_CMD_ENQUIRY2; mlx_command(&mu, 1); /* * If we get back a firmware major of 0, this is (probably) an old * controller, so we need to pull the firmware version from the old * enquiry structure. */ if (enq->me_firmware_id[0] == 0) { memset(&mu, 0, sizeof(mu)); mu.mu_datasize = sizeof(meo); mu.mu_buf = &meo; mu.mu_bufptr = 8; mu.mu_bufdir = MU_XFER_IN; mu.mu_command[0] = MLX_CMD_ENQUIRY_OLD; mlx_command(&mu, 1); enq->me_firmware_id[0] = meo.me_fwmajor; enq->me_firmware_id[1] = meo.me_fwminor; enq->me_firmware_id[2] = 0; enq->me_firmware_id[3] = '0'; } } void mlx_configuration(struct mlx_core_cfg *cfg, int wr) { struct mlx_usercommand mu; memset(&mu, 0, sizeof(mu)); mu.mu_datasize = sizeof(*cfg); mu.mu_buf = cfg; mu.mu_bufptr = 8; mu.mu_bufdir = (wr ? MU_XFER_OUT : MU_XFER_IN); mu.mu_command[0] = (wr ? MLX_CMD_WRITE_CONFIG : MLX_CMD_READ_CONFIG); mlx_command(&mu, 1); } int mlx_get_device_state(int chan, int targ, struct mlx_phys_drv *pd) { struct mlx_usercommand mu; memset(&mu, 0, sizeof(mu)); mu.mu_datasize = sizeof(*pd); mu.mu_buf = pd; mu.mu_bufptr = 8; mu.mu_bufdir = MU_XFER_IN; mu.mu_command[0] = MLX_CMD_DEVICE_STATE; mu.mu_command[2] = chan; mu.mu_command[3] = targ; return (mlx_command(&mu, 0)); } int mlx_scsi_inquiry(int chan, int targ, char **vendor, char **device, char **revision) { struct mlx_usercommand mu; static struct { struct mlx_dcdb dcdb; struct scsipi_inquiry_data inq; } __packed dcdb_cmd; struct scsipi_inquiry *inq_cmd; int rv; inq_cmd = (struct scsipi_inquiry *)&dcdb_cmd.dcdb.dcdb_cdb[0]; memset(&mu, 0, sizeof(mu)); mu.mu_datasize = sizeof(dcdb_cmd); mu.mu_buf = &dcdb_cmd; mu.mu_command[0] = MLX_CMD_DIRECT_CDB; mu.mu_bufdir = MU_XFER_IN | MU_XFER_OUT; memset(&dcdb_cmd, 0, sizeof(dcdb_cmd)); dcdb_cmd.dcdb.dcdb_target = (chan << 4) | targ; dcdb_cmd.dcdb.dcdb_flags = MLX_DCDB_DATA_IN | MLX_DCDB_TIMEOUT_10S; dcdb_cmd.dcdb.dcdb_datasize = sizeof(dcdb_cmd.inq); dcdb_cmd.dcdb.dcdb_length = 6; dcdb_cmd.dcdb.dcdb_sense_length = 40; inq_cmd->opcode = INQUIRY; inq_cmd->length = sizeof(dcdb_cmd.inq); if ((rv = mlx_command(&mu, 0)) == 0) { *vendor = &dcdb_cmd.inq.vendor[0]; *device = &dcdb_cmd.inq.product[0]; *revision = &dcdb_cmd.inq.revision[0]; } return (rv); } void mlx_print_phys_drv(struct mlx_phys_drv *pd, int chn, int targ, const char *prefix) { const char *type; char *device, *vendor, *revision; switch (pd->pd_flags2 & 0x03) { case MLX_PHYS_DRV_DISK: type = "disk"; break; case MLX_PHYS_DRV_SEQUENTIAL: type = "tape"; break; case MLX_PHYS_DRV_CDROM: type= "cdrom"; break; case MLX_PHYS_DRV_OTHER: default: type = "unknown"; break; } printf("%s%s%02d%02d ", prefix, type, chn, targ); switch (pd->pd_status) { case MLX_PHYS_DRV_DEAD: printf(" (dead) "); break; case MLX_PHYS_DRV_WRONLY: printf(" (write-only) "); break; case MLX_PHYS_DRV_ONLINE: printf(" (online) "); break; case MLX_PHYS_DRV_STANDBY: printf(" (standby) "); break; default: printf(" (0x%02x) ", pd->pd_status); break; } printf("\n"); if (verbosity == 0) return; printf("%s ", prefix); if (!mlx_scsi_inquiry(chn, targ, &vendor, &device, &revision)) printf("'%8.8s' '%16.16s' '%4.4s'", vendor, device, revision); else printf(""); printf(" %dMB ", pd->pd_config_size / 2048); if ((pd->pd_flags2 & MLX_PHYS_DRV_FAST20) != 0) printf(" ultra"); else if ((pd->pd_flags2 & MLX_PHYS_DRV_FAST) != 0) printf(" fast"); if ((pd->pd_flags2 & MLX_PHYS_DRV_WIDE) != 0) printf(" wide"); if ((pd->pd_flags2 & MLX_PHYS_DRV_SYNC) != 0) printf(" sync"); if ((pd->pd_flags2 & MLX_PHYS_DRV_TAG) != 0) printf(" tag-enabled"); printf("\n"); }