"fdt rm <path> [<prop>] - Delete the node or <property>\n" "fdt header - Display header info\n" "fdt header [get <var> <member>] - Display header info\n" " get - get header member <member> and store it in <var>\n" "fdt bootcpu <id> - Set boot cpuid\n" "fdt memory...
fdt mknode<path> <node> - Create anewnode after <path>fdt rm<path> [<prop>] - Delete the node or <property>fdt header-Display header info fdt bootcpu<id> -Set boot cpuid fdt memory<addr> <size> - Add/Update memory node fdt rsvmem print-Show current mem reserves fdt rsvmem add<...
fdt mknode<path> <node> - Create anewnode after <path>fdt rm<path> [<prop>] - Delete the node or <property>fdt header-Display header info fdt bootcpu<id> -Set boot cpuid fdt memory<addr> <size> - Add/Update memory node fdt rsvmem print-Show current mem reserves fdt rsvmem add<...
(fdt, nodeoffset, "linux,initrd-start", (uint64_t)initrd_start...\n", fdt_strerror(err)); return err; } /*往dtb中添加一个"linux,initrd-end"属性,内核通过解析dtb,结合"linux,initrd-start..."可以获知dtb的size*/ err = fdt_setprop_uxx(fdt, nodeoffset, "linux,initrd-end", (uint64_...
static int get_path_len(const void *fdt, int nodeoffset) { int len = 0, namelen; const char *name;FDT_CHECK_HEADER(fdt);for (;;) { name = fdt_get_name(fdt, nodeoffset, &namelen); if (!name) return namelen;/* root? we're done */ if (namelen == 0)...
1. 节点起始标志OF_DT_BEGIN_NODE(即0x0000_0001); 2. 节点路径或者节点单元名(version < 3以及节点路径表示,version > 16时以节点单元名表示); 3. 填充字节保证四字节对齐; 4. 节点属性。每个属性以常值宏OF_DT_PROP 开始,后面依次为属性值的字节长度、属性名在在字符串块中的偏移值、属性值及字节对齐...
fdt rm <path> [<prop>] - Delete the node or <property> fdt header - Display header info fd...
指定所要包含的二进制文件,可以指定多种类型的多个文件,例如multi.its[5]中的包含了3个kernel image、2个ramdisk image、2个fdt image。每个文件都是images下的一个子node,例如: kernel@2 {undefined description = "2.6.23-denx"; data = /incbin/("./2.6.23-denx.bin.gz"); ...
处的fdt blob 启动在 83000000 处使用设备树,结束于 8300c040fdt_find_or_add_subnode: 内存: FDT_ERR_BADSTRUCTURE上一篇 刀马旦 2022-01-07 07:47:01 FDT458P-NL-VB场效应管一款P沟道SOT223封装的晶体管 2024-01-03 14:58:25 请问存储位置的内容如何固话到emmc中呢? /ramdisk.img.u; fatload mmc ...
_header(fdt_blob); if (ret < 0) { printf("Invalid DTB header "); return -1; } /* 如果需要,可以在这里进一步处理dtb文件 */ /* 示例:打印根节点的路径 */ int node_offset = fdt_path_offset(fdt_blob, "/"); if (node_offset < 0) { printf("Failed to find root node ")...