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- // SPDX-License-Identifier: GPL-2.0+
- /*
- * Copyright (C) 2017 NXP Semiconductors
- * Copyright (C) 2017 Bin Meng <bmeng.cn@gmail.com>
- */
- #include <common.h>
- #include <blk.h>
- #include <command.h>
- #include <dm.h>
- #include <nvme.h>
- static int nvme_curr_dev;
- static int do_nvme(struct cmd_tbl *cmdtp, int flag, int argc,
- char *const argv[])
- {
- int ret;
- if (argc == 2) {
- if (strncmp(argv[1], "scan", 4) == 0) {
- ret = nvme_scan_namespace();
- if (ret)
- return CMD_RET_FAILURE;
- return ret;
- }
- if (strncmp(argv[1], "deta", 4) == 0) {
- struct udevice *udev;
- ret = blk_get_device(IF_TYPE_NVME, nvme_curr_dev,
- &udev);
- if (ret < 0)
- return CMD_RET_FAILURE;
- nvme_print_info(udev);
- return ret;
- }
- }
- return blk_common_cmd(argc, argv, IF_TYPE_NVME, &nvme_curr_dev);
- }
- U_BOOT_CMD(
- nvme, 8, 1, do_nvme,
- "NVM Express sub-system",
- "scan - scan NVMe devices\n"
- "nvme detail - show details of current NVMe device\n"
- "nvme info - show all available NVMe devices\n"
- "nvme device [dev] - show or set current NVMe device\n"
- "nvme part [dev] - print partition table of one or all NVMe devices\n"
- "nvme read addr blk# cnt - read `cnt' blocks starting at block\n"
- " `blk#' to memory address `addr'\n"
- "nvme write addr blk# cnt - write `cnt' blocks starting at block\n"
- " `blk#' from memory address `addr'"
- );
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