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cmd_fdt.c 26.1 KiB
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						&tabs[MAX_LEVEL - level],
						pathp);
					print_data (nodep, len);
					printf(";\n");
				}
			}
			break;
		case FDT_NOP:
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			printf("%s/* NOP */\n", &tabs[MAX_LEVEL - level]);
			break;
		case FDT_END:
			return 1;
		default:
			if (level <= depth)
				printf("Unknown tag 0x%08X\n", tag);
			return 1;
		}
		nodeoffset = nextoffset;
	}
	return 0;
}

/********************************************************************/
#ifdef CONFIG_SYS_LONGHELP
static char fdt_help_text[] =
	"addr [-c]  <addr> [<length>]   - Set the [control] fdt location to <addr>\n"
#ifdef CONFIG_OF_BOARD_SETUP
	"fdt boardsetup                      - Do board-specific set up\n"
#endif
#ifdef CONFIG_OF_SYSTEM_SETUP
	"fdt systemsetup                     - Do system-specific set up\n"
	"fdt move   <fdt> <newaddr> <length> - Copy the fdt to <addr> and make it active\n"
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	"fdt resize                          - Resize fdt to size + padding to 4k addr\n"
	"fdt print  <path> [<prop>]          - Recursive print starting at <path>\n"
	"fdt list   <path> [<prop>]          - Print one level starting at <path>\n"
	"fdt get value <var> <path> <prop>   - Get <property> and store in <var>\n"
	"fdt get name <var> <path> <index>   - Get name of node <index> and store in <var>\n"
	"fdt get addr <var> <path> <prop>    - Get start address of <property> and store in <var>\n"
	"fdt get size <var> <path> [<prop>]  - Get size of [<property>] or num nodes and store in <var>\n"
	"fdt set    <path> <prop> [<val>]    - Set <property> [to <val>]\n"
	"fdt mknode <path> <node>            - Create a new node after <path>\n"
	"fdt rm     <path> [<prop>]          - Delete the node or <property>\n"
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	"fdt header                          - Display header info\n"
	"fdt bootcpu <id>                    - Set boot cpuid\n"
	"fdt memory <addr> <size>            - Add/Update memory node\n"
	"fdt rsvmem print                    - Show current mem reserves\n"
	"fdt rsvmem add <addr> <size>        - Add a mem reserve\n"
	"fdt rsvmem delete <index>           - Delete a mem reserves\n"
	"fdt chosen [<start> <end>]          - Add/update the /chosen branch in the tree\n"
	"                                        <start>/<end> - initrd start/end addr\n"
#if defined(CONFIG_FIT_SIGNATURE)
	"fdt checksign [<addr>]              - check FIT signature\n"
	"                                        <start> - addr of key blob\n"
	"                                                  default gd->fdt_blob\n"
#endif
	"NOTE: Dereference aliases by omiting the leading '/', "
		"e.g. fdt print ethernet0.";
#endif

U_BOOT_CMD(
	fdt,	255,	0,	do_fdt,
	"flattened device tree utility commands", fdt_help_text