2 * Copyright (c) 2015 Netflix, Inc
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
30 #include <sys/param.h>
35 #include <sys/systm.h>
36 #include <sys/libkern.h>
37 #include <sys/kernel.h>
38 #include <sys/malloc.h>
39 #include <sys/sysctl.h>
46 #define min(a,b) (((a)<(b))?(a):(b))
51 #include <cam/cam_ccb.h>
52 #include <cam/cam_queue.h>
53 #include <cam/cam_xpt.h>
54 #include <cam/nvme/nvme_all.h>
56 #include <sys/endian.h>
59 #include <cam/cam_periph.h>
60 #include <cam/cam_xpt_sim.h>
61 #include <cam/cam_xpt_periph.h>
62 #include <cam/cam_xpt_internal.h>
66 nvme_ns_cmd(struct ccb_nvmeio *nvmeio, uint8_t cmd, uint32_t nsid,
67 uint32_t cdw10, uint32_t cdw11, uint32_t cdw12, uint32_t cdw13,
68 uint32_t cdw14, uint32_t cdw15)
70 bzero(&nvmeio->cmd, sizeof(struct nvme_command));
71 nvmeio->cmd.opc = cmd;
72 nvmeio->cmd.nsid = nsid;
73 nvmeio->cmd.cdw10 = cdw10;
74 nvmeio->cmd.cdw11 = cdw11;
75 nvmeio->cmd.cdw12 = cdw12;
76 nvmeio->cmd.cdw13 = cdw13;
77 nvmeio->cmd.cdw14 = cdw14;
78 nvmeio->cmd.cdw15 = cdw15;
82 nvme_identify_match(caddr_t identbuffer, caddr_t table_entry)
89 nvme_print_ident(const struct nvme_controller_data *cdata,
90 const struct nvme_namespace_data *data, struct sbuf *sb)
94 cam_strvis_sbuf(sb, cdata->mn, sizeof(cdata->mn), 0);
96 cam_strvis_sbuf(sb, cdata->fr, sizeof(cdata->fr), 0);
98 cam_strvis_sbuf(sb, cdata->sn, sizeof(cdata->sn), 0);
99 sbuf_printf(sb, ">\n");
102 /* XXX need to do nvme admin opcodes too, but those aren't used yet by nda */
109 "WRITE_UNCORRECTABLE",
117 nvme_op_string(const struct nvme_command *cmd)
119 if (cmd->opc > nitems(nvme_opc2str))
122 return nvme_opc2str[cmd->opc];
126 nvme_cmd_string(const struct nvme_command *cmd, char *cmd_string, size_t len)
129 * cid, rsvd areas and mptr not printed, since they are used
130 * only internally by the SIM.
132 snprintf(cmd_string, len,
133 "opc=%x fuse=%x nsid=%x prp1=%llx prp2=%llx cdw=%x %x %x %x %x %x",
134 cmd->opc, cmd->fuse, cmd->nsid,
135 (unsigned long long)cmd->prp1, (unsigned long long)cmd->prp2,
136 cmd->cdw10, cmd->cdw11, cmd->cdw12, cmd->cdw13, cmd->cdw14, cmd->cdw15);
142 nvme_get_identify_cntrl(struct cam_periph *periph)
144 struct cam_ed *device;
146 device = periph->path->device;
148 return device->nvme_cdata;
152 nvme_get_identify_ns(struct cam_periph *periph)
154 struct cam_ed *device;
156 device = periph->path->device;
158 return device->nvme_data;