C++ (Cpp) optimus_parse_img_download_info示例

示例#1

文件： optimus_sdc_burn.c 项目： khadas/u-boot

int optimus_sdc_burn_dtb_load(HIMAGE hImg)
{
    s64 itemSz = 0;
    HIMAGEITEM hImgItem = NULL;
    int rc = 0;
    const char* partName = "dtb";
    u64 partBaseOffset = OPTIMUS_DOWNLOAD_TRANSFER_BUF_ADDR;
    unsigned char* dtbTransferBuf     = (unsigned char*)partBaseOffset;

    //meson1.dtb but not meson.dtb for m8 compatible
    if (_check_if_secureboot_enabled()) {
        DWN_MSG("SecureEnabled, use meson1_ENC\n");
        hImgItem = image_item_open(hImg, partName, "meson1_ENC");
    }
    else {
        hImgItem = image_item_open(hImg, partName, "meson1");
    }
    if (!hImgItem) {
        DWN_WRN("Fail to open item [meson1,%s]\n", partName);
        return ITEM_NOT_EXIST;
    }

    itemSz = image_item_get_size(hImgItem);
    if (!itemSz) {
        DWN_ERR("Item size 0\n");
        image_item_close(hImgItem); return __LINE__;
    }

#if 1
    const unsigned itemSzNotAligned = image_item_get_first_cluster_size(hImg, hImgItem);
    if (itemSzNotAligned /*& 0x7*/) {//Not Aligned 8bytes/64bits, mmc dma read will failed
        DWN_MSG("align 4 mmc read...\t");//Assert Make 'DDR' buffer addr align 8
        dtbTransferBuf += image_get_cluster_size(hImg) - itemSzNotAligned;
        partBaseOffset += image_get_cluster_size(hImg) - itemSzNotAligned;
    }
#endif

    rc = image_item_read(hImg, hImgItem, dtbTransferBuf, (unsigned)itemSz);
    if (rc) {
        DWN_ERR("Failed at item read, rc = %d\n", rc);
        image_item_close(hImgItem); return __LINE__;
    }
    image_item_close(hImgItem);

    rc = optimus_parse_img_download_info(partName, itemSz, "normal", "mem", partBaseOffset);
    if (rc) {
        DWN_ERR("Failed in init down info\n"); return __LINE__;
    }

    {
        unsigned wrLen = 0;
        char errInfo[512];

        wrLen = optimus_download_img_data(dtbTransferBuf, (unsigned)itemSz, errInfo);
        rc = (wrLen == itemSz) ? 0 : __LINE__;
    }

    return rc;
}

示例#2

文件： optimus_sdc_burn.c 项目： xtra72/s805

static int sdc_burn_dtb_load(HIMAGE hImg)
{
    s64 itemSz = 0;
    HIMAGEITEM hImgItem = NULL;
    int rc = 0;
    const char* partName = "dtb";
    const u64 partBaseOffset = OPTIMUS_DOWNLOAD_TRANSFER_BUF_ADDR; 
    unsigned char* dtbTransferBuf     = (unsigned char*)(unsigned)partBaseOffset;

    hImgItem = image_item_open(hImg, partName, "meson");
    if(!hImgItem){
        DWN_ERR("Fail to open verify file for part (%s)\n", partName);
        return ITEM_NOT_EXIST;
    }

    itemSz = image_item_get_size(hImgItem);
    if(!itemSz){
        DWN_ERR("Item size 0\n");
        image_item_close(hImgItem); return __LINE__;
    }

    rc = image_item_read(hImg, hImgItem, dtbTransferBuf, (unsigned)itemSz);
    if(rc){
        DWN_ERR("Failed at item read, rc = %d\n", rc);
        image_item_close(hImgItem); return __LINE__;
    }
    image_item_close(hImgItem);

    rc = optimus_parse_img_download_info(partName, itemSz, "normal", "mem", partBaseOffset);
    if(rc){
        DWN_ERR("Failed in init down info\n"); return __LINE__;
    }

    {
        unsigned wrLen = 0;
        char errInfo[512];

        wrLen = optimus_download_img_data(dtbTransferBuf, (unsigned)itemSz, errInfo);
        rc = (wrLen == itemSz) ? 0 : wrLen;
    }

    return rc;
}