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0adc38be ZZ |
1 | /* |
2 | * Copyright (C) 2017 NXP Semiconductors | |
3 | * Copyright (C) 2017 Bin Meng <bmeng.cn@gmail.com> | |
4 | * | |
5 | * SPDX-License-Identifier: GPL-2.0+ | |
6 | */ | |
7 | ||
8 | #include <common.h> | |
9 | #include <command.h> | |
10 | #include <dm.h> | |
11 | #include <nvme.h> | |
0adc38be | 12 | |
fceadc14 | 13 | static int nvme_curr_dev; |
0adc38be | 14 | |
fceadc14 | 15 | static int do_nvme(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
0adc38be ZZ |
16 | { |
17 | int ret; | |
18 | ||
fceadc14 BM |
19 | if (argc == 2) { |
20 | if (strncmp(argv[1], "scan", 4) == 0) { | |
21 | ret = nvme_scan_namespace(); | |
22 | if (ret) | |
23 | return CMD_RET_FAILURE; | |
0adc38be | 24 | |
fceadc14 | 25 | return ret; |
0adc38be | 26 | } |
fceadc14 BM |
27 | if (strncmp(argv[1], "deta", 4) == 0) { |
28 | struct udevice *udev; | |
0adc38be | 29 | |
fceadc14 BM |
30 | ret = blk_get_device(IF_TYPE_NVME, nvme_curr_dev, |
31 | &udev); | |
32 | if (ret < 0) | |
33 | return CMD_RET_FAILURE; | |
0adc38be | 34 | |
fceadc14 | 35 | nvme_print_info(udev); |
0adc38be | 36 | |
fceadc14 | 37 | return ret; |
0adc38be | 38 | } |
0adc38be | 39 | } |
0adc38be | 40 | |
fceadc14 | 41 | return blk_common_cmd(argc, argv, IF_TYPE_NVME, &nvme_curr_dev); |
0adc38be ZZ |
42 | } |
43 | ||
44 | U_BOOT_CMD( | |
fceadc14 | 45 | nvme, 8, 1, do_nvme, |
0adc38be | 46 | "NVM Express sub-system", |
fceadc14 BM |
47 | "scan - scan NVMe devices\n" |
48 | "nvme detail - show details of current NVMe device\n" | |
49 | "nvme info - show all available NVMe devices\n" | |
50 | "nvme device [dev] - show or set current NVMe device\n" | |
51 | "nvme part [dev] - print partition table of one or all NVMe devices\n" | |
52 | "nvme read addr blk# cnt - read `cnt' blocks starting at block\n" | |
53 | " `blk#' to memory address `addr'\n" | |
54 | "nvme write addr blk# cnt - write `cnt' blocks starting at block\n" | |
55 | " `blk#' from memory address `addr'" | |
0adc38be | 56 | ); |