125 lines
3.4 KiB
C
125 lines
3.4 KiB
C
/*-
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* Copyright (c) 2015 Netflix, Inc
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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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* without modification, immediately at the beginning of the file.
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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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#ifdef _KERNEL
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#include "opt_scsi.h"
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#include <sys/systm.h>
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#include <sys/libkern.h>
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#include <sys/kernel.h>
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#include <sys/sysctl.h>
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#else
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#include <errno.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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#ifndef min
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#define min(a,b) (((a)<(b))?(a):(b))
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#endif
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#endif
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#include <cam/cam.h>
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#include <cam/cam_ccb.h>
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#include <cam/cam_queue.h>
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#include <cam/cam_xpt.h>
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#include <cam/nvme/nvme_all.h>
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#include <sys/sbuf.h>
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#include <sys/endian.h>
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void
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nvme_ns_cmd(struct ccb_nvmeio *nvmeio, uint8_t cmd, uint32_t nsid,
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uint32_t cdw10, uint32_t cdw11, uint32_t cdw12, uint32_t cdw13,
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uint32_t cdw14, uint32_t cdw15)
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{
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bzero(&nvmeio->cmd, sizeof(struct nvme_command));
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nvmeio->cmd.opc = cmd;
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nvmeio->cmd.nsid = nsid;
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nvmeio->cmd.cdw10 = cdw10;
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nvmeio->cmd.cdw11 = cdw11;
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nvmeio->cmd.cdw12 = cdw12;
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nvmeio->cmd.cdw13 = cdw13;
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nvmeio->cmd.cdw14 = cdw14;
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nvmeio->cmd.cdw15 = cdw15;
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}
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int
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nvme_identify_match(caddr_t identbuffer, caddr_t table_entry)
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{
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return 0;
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}
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void
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nvme_print_ident(const struct nvme_controller_data *cdata,
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const struct nvme_namespace_data *data)
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{
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printf("I'm a pretty NVME drive\n");
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}
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/* XXX need to do nvme admin opcodes too, but those aren't used yet by nda */
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static const char *
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nvme_opc2str[] = {
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"FLUSH",
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"WRITE",
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"READ",
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"RSVD-3",
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"WRITE_UNCORRECTABLE",
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"COMPARE",
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"RSVD-6",
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"RSVD-7",
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"DATASET_MANAGEMENT"
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};
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const char *
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nvme_op_string(const struct nvme_command *cmd)
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{
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if (cmd->opc > nitems(nvme_opc2str))
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return "UNKNOWN";
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return nvme_opc2str[cmd->opc];
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}
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const char *
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nvme_cmd_string(const struct nvme_command *cmd, char *cmd_string, size_t len)
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{
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/*
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* cid, rsvd areas and mptr not printed, since they are used
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* only internally by the SIM.
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*/
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snprintf(cmd_string, len,
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"opc=%x fuse=%x nsid=%x prp1=%llx prp2=%llx cdw=%x %x %x %x %x %x",
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cmd->opc, cmd->fuse, cmd->nsid,
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(unsigned long long)cmd->prp1, (unsigned long long)cmd->prp2,
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cmd->cdw10, cmd->cdw11, cmd->cdw12, cmd->cdw13, cmd->cdw14, cmd->cdw15);
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return cmd_string;
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}
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