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head/sbin/nvmecontrol/passthru.c
| Show First 20 Lines • Show All 152 Lines • ▼ Show 20 Lines | static const struct args args[] = { | ||||
| { arg_string, &opt.dev, "controller-id|namespace-id" }, | { arg_string, &opt.dev, "controller-id|namespace-id" }, | ||||
| { arg_none, NULL, NULL }, | { arg_none, NULL, NULL }, | ||||
| }; | }; | ||||
| static void | static void | ||||
| passthru(const struct cmd *f, int argc, char *argv[]) | passthru(const struct cmd *f, int argc, char *argv[]) | ||||
| { | { | ||||
| int fd = -1, ifd = -1; | int fd = -1, ifd = -1; | ||||
| size_t bytes_read; | |||||
| void *data = NULL, *metadata = NULL; | void *data = NULL, *metadata = NULL; | ||||
| struct nvme_pt_command pt; | struct nvme_pt_command pt; | ||||
| arg_parse(argc, argv, f); | if (arg_parse(argc, argv, f)) | ||||
| return; | |||||
| open_dev(argv[optind], &fd, 1, 1); | open_dev(argv[optind], &fd, 1, 1); | ||||
| if (opt.read && opt.write) | if (opt.read && opt.write) | ||||
| errx(1, "need exactly one of --read or --write"); | errx(1, "need exactly one of --read or --write"); | ||||
| if (opt.data_len != 0 && !opt.read && !opt.write) | if (opt.data_len != 0 && !opt.read && !opt.write) | ||||
| errx(1, "need exactly one of --read or --write"); | errx(1, "need exactly one of --read or --write"); | ||||
| if (*opt.ifn && (ifd = open(opt.ifn, O_RDONLY)) == -1) { | if (*opt.ifn && (ifd = open(opt.ifn, O_RDONLY)) == -1) { | ||||
| warn("open %s", opt.ifn); | warn("open %s", opt.ifn); | ||||
| Show All 11 Lines | if (opt.metadata_len != 0) | ||||
| errx(1, "metadata not supported on FreeBSD"); | errx(1, "metadata not supported on FreeBSD"); | ||||
| #endif | #endif | ||||
| if (opt.data_len) { | if (opt.data_len) { | ||||
| if (posix_memalign(&data, getpagesize(), opt.data_len)) { | if (posix_memalign(&data, getpagesize(), opt.data_len)) { | ||||
| warn("can't allocate %d bytes for data", opt.data_len); | warn("can't allocate %d bytes for data", opt.data_len); | ||||
| goto cleanup; | goto cleanup; | ||||
| } | } | ||||
| memset(data, opt.prefill, opt.data_len); | memset(data, opt.prefill, opt.data_len); | ||||
| if (opt.write && read(ifd, data, opt.data_len) < 0) { | if (opt.write && | ||||
| warn("read %s", *opt.ifn ? opt.ifn : "stdin"); | (bytes_read = read(ifd, data, opt.data_len)) != | ||||
| opt.data_len) { | |||||
| warn("read %s; expected %u bytes; got %zd", | |||||
| *opt.ifn ? opt.ifn : "stdin", | |||||
| opt.data_len, bytes_read); | |||||
| goto cleanup; | goto cleanup; | ||||
| } | } | ||||
| } | } | ||||
| if (opt.show_command) { | if (opt.show_command) { | ||||
| fprintf(stderr, "opcode : %#02x\n", opt.opcode); | fprintf(stderr, "opcode : %#02x\n", opt.opcode); | ||||
| fprintf(stderr, "flags : %#02x\n", opt.flags); | fprintf(stderr, "flags : %#02x\n", opt.flags); | ||||
| fprintf(stderr, "rsvd1 : %#04x\n", opt.rsvd); | fprintf(stderr, "rsvd1 : %#04x\n", opt.rsvd); | ||||
| fprintf(stderr, "nsid : %#04x\n", opt.nsid); | fprintf(stderr, "nsid : %#04x\n", opt.nsid); | ||||
| ▲ Show 20 Lines • Show All 42 Lines • ▼ Show 20 Lines | if (opt.read) { | ||||
| if (opt.binary) | if (opt.binary) | ||||
| write(STDOUT_FILENO, data, opt.data_len); | write(STDOUT_FILENO, data, opt.data_len); | ||||
| else { | else { | ||||
| /* print status here */ | /* print status here */ | ||||
| print_hex(data, opt.data_len); | print_hex(data, opt.data_len); | ||||
| } | } | ||||
| } | } | ||||
| cleanup: | cleanup: | ||||
| free(data); | |||||
| close(fd); | |||||
| if (ifd > -1) | |||||
| close(ifd); | |||||
| if (errno) | if (errno) | ||||
| exit(1); | exit(1); | ||||
| } | } | ||||
| static void | static void | ||||
| admin_passthru(const struct cmd *nf, int argc, char *argv[]) | admin_passthru(const struct cmd *nf, int argc, char *argv[]) | ||||
| { | { | ||||
| Show All 30 Lines | |||||