u-boot ofnode_pro_reloc函数

函数位置在dirver/core/ofnode.c文件

bool ofnode_pre_reloc(ofnode node)
{
#if defined(CONFIG_SPL_BUILD) || defined(CONFIG_TPL_BUILD)
    /* for SPL and TPL the remaining nodes after the fdtgrep 1st pass
     * had property dm-pre-reloc or u-boot,dm-spl/tpl.
     * They are removed in final dtb (fdtgrep 2nd pass)
     */
    return true;
#else
    if (ofnode_read_bool(node, "u-boot,dm-pre-reloc"))
        return true;
    if (ofnode_read_bool(node, "u-boot,dm-pre-proper"))
        return true;

    /*
     * In regular builds individual spl and tpl handling both
     * count as handled pre-relocation for later second init.
     */
    if (ofnode_read_bool(node, "u-boot,dm-spl") ||
        ofnode_read_bool(node, "u-boot,dm-tpl"))
        return true;

    return false;
#endif
}

四个加载的节点属性

u-boot,dm-pre-reloc

u-boot,dm-pre-proper

u-boot,dm-spl

u-boot,dm-tpl