2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (C) 2012-2013 Intel Corporation
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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31 #ifndef __NVMECONTROL_H__
32 #define __NVMECONTROL_H__
34 #include <sys/linker_set.h>
35 #include <dev/nvme/nvme.h>
37 typedef void (*nvme_fn_t)(int argc, char *argv[]);
39 struct nvme_function {
45 #define NVME_CMDSET(set, sym) DATA_SET(set, sym)
46 #define NVME_COMMAND(set, nam, function, usage_str) \
47 static struct nvme_function function ## _nvme_cmd = \
48 { .name = #nam, .fn = function, .usage = usage_str }; \
49 NVME_CMDSET(set, function ## _nvme_cmd)
51 typedef void (*print_fn_t)(const struct nvme_controller_data *cdata, void *buf, uint32_t size);
53 struct logpage_function {
61 #define NVME_LOGPAGESET(sym) DATA_SET(logpage, sym)
62 #define NVME_LOGPAGE(unique, lp, vend, nam, fn, sz) \
63 static struct logpage_function unique ## _lpf = { \
70 NVME_LOGPAGESET(unique ## _lpf)
72 #define DEFAULT_SIZE (4096)
78 const char *kv_lookup(const struct kv_name *kv, size_t kv_count, uint32_t key);
80 #define NVME_CTRLR_PREFIX "nvme"
81 #define NVME_NS_PREFIX "ns"
83 int open_dev(const char *str, int *fd, int show_error, int exit_on_error);
84 void parse_ns_str(const char *ns_str, char *ctrlr_str, uint32_t *nsid);
85 void read_controller_data(int fd, struct nvme_controller_data *cdata);
86 void read_namespace_data(int fd, uint32_t nsid, struct nvme_namespace_data *nsdata);
87 void print_hex(void *data, uint32_t length);
88 void read_logpage(int fd, uint8_t log_page, uint32_t nsid, void *payload,
89 uint32_t payload_size);
91 void dispatch_set(int argc, char *argv[], struct nvme_function **tbl,
92 struct nvme_function **tbl_limit);
94 #define DISPATCH(argc, argv, set) \
95 dispatch_set(argc, argv, SET_BEGIN(set), SET_LIMIT(set))
97 /* Utility Routines */
99 * 128-bit integer augments to standard values. On i386 this
100 * doesn't exist, so we use 64-bit values. So, on 32-bit i386,
101 * you'll get truncated values until someone implement 128bit
104 #define UINT128_DIG 39
106 typedef uint64_t uint128_t;
108 typedef __uint128_t uint128_t;
111 static __inline uint128_t
114 return *(uint128_t *)p;
117 uint64_t le48dec(const void *pp);
118 char * uint128_to_str(uint128_t u, char *buf, size_t buflen);