155 lines
5.3 KiB
C
155 lines
5.3 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
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*
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* Copyright (C) 2012-2013 Intel Corporation
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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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* $FreeBSD$
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*/
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#ifndef __NVMECONTROL_H__
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#define __NVMECONTROL_H__
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#include <sys/linker_set.h>
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#include <dev/nvme/nvme.h>
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struct nvme_function;
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typedef void (*nvme_fn_t)(const struct nvme_function *nf, int argc, char *argv[]);
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struct nvme_function {
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const char *name;
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nvme_fn_t fn;
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const char *usage;
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};
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#define NVME_SETNAME(set) set
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#define NVME_CMDSET(set, sym) DATA_SET(NVME_SETNAME(set), sym)
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#define NVME_COMMAND(set, nam, function, usage_str) \
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static struct nvme_function function ## _nvme_cmd = \
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{ .name = #nam, .fn = function, .usage = usage_str }; \
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NVME_CMDSET(set, function ## _nvme_cmd)
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#define NVME_CMD_BEGIN(set) SET_BEGIN(NVME_SETNAME(set))
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#define NVME_CMD_LIMIT(set) SET_LIMIT(NVME_SETNAME(set))
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#define NVME_CMD_DECLARE(set, t) SET_DECLARE(NVME_SETNAME(set), t)
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typedef void (*print_fn_t)(const struct nvme_controller_data *cdata, void *buf, uint32_t size);
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struct logpage_function {
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uint8_t log_page;
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const char *vendor;
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const char *name;
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print_fn_t print_fn;
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size_t size;
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};
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#define NVME_LOGPAGESET(sym) DATA_SET(NVME_SETNAME(logpage), sym)
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#define NVME_LOGPAGE(unique, lp, vend, nam, fn, sz) \
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static struct logpage_function unique ## _lpf = { \
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.log_page = lp, \
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.vendor = vend, \
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.name = nam, \
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.print_fn = fn, \
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.size = sz, \
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} ; \
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NVME_LOGPAGESET(unique ## _lpf)
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#define NVME_LOGPAGE_BEGIN SET_BEGIN(NVME_SETNAME(logpage))
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#define NVME_LOGPAGE_LIMIT SET_LIMIT(NVME_SETNAME(logpage))
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#define NVME_LOGPAGE_DECLARE(t) SET_DECLARE(NVME_SETNAME(logpage), t)
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#define DEFAULT_SIZE (4096)
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struct kv_name {
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uint32_t key;
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const char *name;
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};
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const char *kv_lookup(const struct kv_name *kv, size_t kv_count, uint32_t key);
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NVME_CMD_DECLARE(top, struct nvme_function);
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NVME_LOGPAGE_DECLARE(struct logpage_function);
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struct set_concat {
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void **begin;
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void **limit;
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};
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void set_concat_add(struct set_concat *m, void *begin, void *end);
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#define SET_CONCAT_DEF(set, t) \
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static struct set_concat set ## _concat; \
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static inline const t * const *set ## _begin(void) { return ((const t * const *)set ## _concat.begin); } \
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static inline const t * const *set ## _limit(void) { return ((const t * const *)set ## _concat.limit); } \
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void add_to_ ## set(t **b, t **e) \
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{ \
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set_concat_add(&set ## _concat, b, e); \
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}
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#define SET_CONCAT_DECL(set, t) \
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void add_to_ ## set(t **b, t **e)
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SET_CONCAT_DECL(top, struct nvme_function);
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SET_CONCAT_DECL(logpage, struct logpage_function);
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#define NVME_CTRLR_PREFIX "nvme"
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#define NVME_NS_PREFIX "ns"
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int open_dev(const char *str, int *fd, int show_error, int exit_on_error);
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void parse_ns_str(const char *ns_str, char *ctrlr_str, uint32_t *nsid);
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void read_controller_data(int fd, struct nvme_controller_data *cdata);
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void read_namespace_data(int fd, uint32_t nsid, struct nvme_namespace_data *nsdata);
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void print_hex(void *data, uint32_t length);
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void read_logpage(int fd, uint8_t log_page, uint32_t nsid, void *payload,
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uint32_t payload_size);
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void print_temp(uint16_t t);
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void usage(const struct nvme_function *f);
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void dispatch_set(int argc, char *argv[], const struct nvme_function * const *tbl,
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const struct nvme_function * const *tbl_limit);
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#define DISPATCH(argc, argv, set) \
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dispatch_set(argc, argv, \
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(const struct nvme_function * const *)NVME_CMD_BEGIN(set), \
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(const struct nvme_function * const *)NVME_CMD_LIMIT(set)) \
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/* Utility Routines */
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/*
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* 128-bit integer augments to standard values. On i386 this
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* doesn't exist, so we use 64-bit values. So, on 32-bit i386,
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* you'll get truncated values until someone implement 128bit
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* ints in sofware.
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*/
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#define UINT128_DIG 39
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#ifdef __i386__
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typedef uint64_t uint128_t;
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#else
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typedef __uint128_t uint128_t;
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#endif
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static __inline uint128_t
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to128(void *p)
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{
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return *(uint128_t *)p;
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}
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uint64_t le48dec(const void *pp);
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char * uint128_to_str(uint128_t u, char *buf, size_t buflen);
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#endif
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