Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 1 | // SPDX-License-Identifier: GPL-2.0+ |
| 2 | /* |
| 3 | * 'cedit' command |
| 4 | * |
| 5 | * Copyright 2023 Google LLC |
| 6 | * Written by Simon Glass <sjg@chromium.org> |
| 7 | */ |
| 8 | |
| 9 | #include <common.h> |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 10 | #include <abuf.h> |
Simon Glass | 040b046 | 2023-08-14 16:40:25 -0600 | [diff] [blame] | 11 | #include <cedit.h> |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 12 | #include <command.h> |
| 13 | #include <expo.h> |
| 14 | #include <fs.h> |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 15 | #include <malloc.h> |
| 16 | #include <mapmem.h> |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 17 | #include <dm/ofnode.h> |
| 18 | #include <linux/sizes.h> |
| 19 | |
| 20 | struct expo *cur_exp; |
| 21 | |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 22 | static int check_cur_expo(void) |
| 23 | { |
| 24 | if (!cur_exp) { |
| 25 | printf("No expo loaded\n"); |
| 26 | return -ENOENT; |
| 27 | } |
| 28 | |
| 29 | return 0; |
| 30 | } |
| 31 | |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 32 | static int do_cedit_load(struct cmd_tbl *cmdtp, int flag, int argc, |
| 33 | char *const argv[]) |
| 34 | { |
| 35 | const char *fname; |
| 36 | struct expo *exp; |
| 37 | oftree tree; |
| 38 | ulong size; |
| 39 | void *buf; |
| 40 | int ret; |
| 41 | |
| 42 | if (argc < 4) |
| 43 | return CMD_RET_USAGE; |
| 44 | fname = argv[3]; |
| 45 | |
| 46 | ret = fs_load_alloc(argv[1], argv[2], argv[3], SZ_1M, 0, &buf, &size); |
| 47 | if (ret) { |
| 48 | printf("File not found\n"); |
| 49 | return CMD_RET_FAILURE; |
| 50 | } |
| 51 | |
| 52 | tree = oftree_from_fdt(buf); |
| 53 | if (!oftree_valid(tree)) { |
| 54 | printf("Cannot create oftree\n"); |
| 55 | return CMD_RET_FAILURE; |
| 56 | } |
| 57 | |
| 58 | ret = expo_build(oftree_root(tree), &exp); |
| 59 | oftree_dispose(tree); |
| 60 | if (ret) { |
| 61 | printf("Failed to build expo: %dE\n", ret); |
| 62 | return CMD_RET_FAILURE; |
| 63 | } |
| 64 | |
| 65 | cur_exp = exp; |
| 66 | |
| 67 | return 0; |
| 68 | } |
| 69 | |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 70 | static int do_cedit_write_fdt(struct cmd_tbl *cmdtp, int flag, int argc, |
| 71 | char *const argv[]) |
| 72 | { |
| 73 | const char *fname; |
| 74 | struct abuf buf; |
| 75 | loff_t bytes; |
| 76 | int ret; |
| 77 | |
| 78 | if (argc < 4) |
| 79 | return CMD_RET_USAGE; |
| 80 | fname = argv[3]; |
| 81 | |
| 82 | if (check_cur_expo()) |
| 83 | return CMD_RET_FAILURE; |
| 84 | |
| 85 | ret = cedit_write_settings(cur_exp, &buf); |
| 86 | if (ret) { |
| 87 | printf("Failed to write settings: %dE\n", ret); |
| 88 | return CMD_RET_FAILURE; |
| 89 | } |
| 90 | |
| 91 | if (fs_set_blk_dev(argv[1], argv[2], FS_TYPE_ANY)) |
| 92 | return CMD_RET_FAILURE; |
| 93 | |
| 94 | ret = fs_write(fname, map_to_sysmem(abuf_data(&buf)), 0, |
| 95 | abuf_size(&buf), &bytes); |
| 96 | if (ret) |
| 97 | return CMD_RET_FAILURE; |
| 98 | |
| 99 | return 0; |
| 100 | } |
| 101 | |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 102 | static int do_cedit_run(struct cmd_tbl *cmdtp, int flag, int argc, |
| 103 | char *const argv[]) |
| 104 | { |
| 105 | ofnode node; |
| 106 | int ret; |
| 107 | |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 108 | if (check_cur_expo()) |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 109 | return CMD_RET_FAILURE; |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 110 | |
Simon Glass | 2045ca5 | 2023-08-14 16:40:30 -0600 | [diff] [blame] | 111 | node = ofnode_path("/bootstd/cedit-theme"); |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 112 | if (ofnode_valid(node)) { |
| 113 | ret = expo_apply_theme(cur_exp, node); |
| 114 | if (ret) |
| 115 | return CMD_RET_FAILURE; |
| 116 | } else { |
| 117 | log_warning("No theme found\n"); |
| 118 | } |
| 119 | ret = cedit_run(cur_exp); |
| 120 | if (ret) { |
| 121 | log_err("Failed (err=%dE)\n", ret); |
| 122 | return CMD_RET_FAILURE; |
| 123 | } |
| 124 | |
| 125 | return 0; |
| 126 | } |
| 127 | |
| 128 | #ifdef CONFIG_SYS_LONGHELP |
| 129 | static char cedit_help_text[] = |
| 130 | "load <interface> <dev[:part]> <filename> - load config editor\n" |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 131 | "cedit write_fdt <i/f> <dev[:part]> <filename> - write settings\n" |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 132 | "cedit run - run config editor"; |
| 133 | #endif /* CONFIG_SYS_LONGHELP */ |
| 134 | |
| 135 | U_BOOT_CMD_WITH_SUBCMDS(cedit, "Configuration editor", cedit_help_text, |
| 136 | U_BOOT_SUBCMD_MKENT(load, 5, 1, do_cedit_load), |
Simon Glass | 2dee81f | 2023-08-14 16:40:33 -0600 | [diff] [blame^] | 137 | U_BOOT_SUBCMD_MKENT(write_fdt, 5, 1, do_cedit_write_fdt), |
Simon Glass | a0874dc | 2023-06-01 10:23:02 -0600 | [diff] [blame] | 138 | U_BOOT_SUBCMD_MKENT(run, 1, 1, do_cedit_run), |
| 139 | ); |