From dc597ce8df5ae6efd2728a2d7ba7d92486028f79 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 2 Jul 2021 22:40:30 +0200 Subject: Adding upstream version 1.12. Signed-off-by: Daniel Baumann --- nvme.h | 110 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 nvme.h (limited to 'nvme.h') diff --git a/nvme.h b/nvme.h new file mode 100644 index 0000000..017148a --- /dev/null +++ b/nvme.h @@ -0,0 +1,110 @@ +/* + * Definitions for the NVM Express interface + * Copyright (c) 2011-2014, Intel Corporation. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + */ + +#ifndef _NVME_H +#define _NVME_H + +#include +#include +#include +#include + +#include "plugin.h" +#include "util/json.h" +#include "util/argconfig.h" +#include "linux/nvme.h" + +enum nvme_print_flags { + NORMAL = 0, + VERBOSE = 1 << 0, /* verbosely decode complex values for humans */ + JSON = 1 << 1, /* display in json format */ + VS = 1 << 2, /* hex dump vendor specific data areas */ + BINARY = 1 << 3, /* binary dump raw bytes */ +}; + +struct nvme_subsystem; +struct nvme_ctrl; + +struct nvme_namespace { + char *name; + struct nvme_ctrl *ctrl; + + unsigned nsid; + struct nvme_id_ns ns; +}; + +struct nvme_ctrl { + char *name; + struct nvme_subsystem *subsys; + + char *address; + char *transport; + char *state; + char *ana_state; + char *traddr; + char *trsvcid; + char *host_traddr; + char *hostnqn; + char *hostid; + + struct nvme_id_ctrl id; + + int nr_namespaces; + struct nvme_namespace *namespaces; +}; + +struct nvme_subsystem { + char *name; + char *subsysnqn; + + int nr_ctrls; + struct nvme_ctrl *ctrls; + + int nr_namespaces; + struct nvme_namespace *namespaces; +}; + +struct nvme_topology { + int nr_subsystems; + struct nvme_subsystem *subsystems; +}; + +#define SYS_NVME "/sys/class/nvme" + +void register_extension(struct plugin *plugin); +int parse_and_open(int argc, char **argv, const char *desc, + const struct argconfig_commandline_options *clo); + +extern const char *devicename; + +enum nvme_print_flags validate_output_format(char *format); +int __id_ctrl(int argc, char **argv, struct command *cmd, + struct plugin *plugin, void (*vs)(__u8 *vs, struct json_object *root)); +char *nvme_char_from_block(char *block); +void *mmap_registers(const char *dev); + +extern int current_index; +int scan_namespace_filter(const struct dirent *d); +int scan_ctrl_paths_filter(const struct dirent *d); +int scan_ctrls_filter(const struct dirent *d); +int scan_subsys_filter(const struct dirent *d); +int scan_dev_filter(const struct dirent *d); + +int scan_subsystems(struct nvme_topology *t, const char *subsysnqn, + __u32 ns_instance); +void free_topology(struct nvme_topology *t); +char *get_nvme_subsnqn(char *path); +char *nvme_get_ctrl_attr(char *path, const char *attr); + +#endif /* _NVME_H */ -- cgit v1.2.3