static int write_env_area(char *env_buf)
{
part_t *part;
part_dev_t *dev;
long len;
int i,checksum = 0;
#ifdef MTK_EMMC_SUPPORT
unsigned long long start_addr;
#elif defined(MTK_NAND_SUPPORT)
unsigned long start_addr;
#endif
dev = mt_part_get_device();
if (!dev)
{ return -ENODEV;
}
part = mt_part_get_partition(ENV_PART);
if (!part)
{ return -ENOENT;
}
#ifdef MTK_EMMC_SUPPORT
start_addr = (u64)part->startblk * BLK_SIZE;
#elif defined(MTK_NAND_SUPPORT)
start_addr = part->startblk * BLK_SIZE;
#endif
memcpy(env_buf,ENV_SIG,sizeof(g_env.sig));
memcpy(env_buf+CFG_ENV_SIG_1_OFFSET,ENV_SIG,sizeof(g_env.sig));
for(i=0;i<(int)CFG_ENV_DATA_SIZE;i++){
checksum += *(env_buf+CFG_ENV_DATA_OFFSET+i);
}
printf("checksum %d\n",checksum);
*((int *)env_buf+CFG_ENV_CHECKSUM_OFFSET/4) = checksum;
#if defined(MTK_EMMC_SUPPORT) && defined(MTK_NEW_COMBO_EMMC_SUPPORT)
len = dev->write(dev, (uchar*)env_buf, start_addr + CFG_ENV_OFFSET, CFG_ENV_SIZE, part->part_id);
#else
len = -1;
#endif
if (len < 0) {
return -EIO;
}
return 0;
}
int mmc_get_dl_info(void)
{
DL_STATUS_EMMC download_info;
#if defined(MTK_EMMC_SUPPORT) && defined(MTK_NEW_COMBO_EMMC_SUPPORT)
u64 dl_addr = g_emmc_user_size - DL_INFO_SIZE;
#else
u64 dl_addr = g_emmc_size - DL_INFO_SIZE;
#endif
part_dev_t *dev = mt_part_get_device();
int i,ret;
u8 *dl_buf = malloc(DL_INFO_SIZE);
printf("get dl info from 0x%llx\n",dl_addr);
#if defined(MTK_EMMC_SUPPORT) && defined(MTK_NEW_COMBO_EMMC_SUPPORT)
dev->read(dev,dl_addr,(u8 *)dl_buf,DL_INFO_SIZE,EMMC_PART_USER);
#else
dev->read(dev,dl_addr,(u8 *)dl_buf,DL_INFO_SIZE);
#endif
memcpy(&download_info,dl_buf,sizeof(download_info));
if(memcmp(download_info.magic_num,"DOWNLOAD INFORMATION!!",22)){
printf("DL INFO NOT FOUND\n");
ret = DL_NOT_FOUND;
}
if(!memcmp(download_info.download_status,"DL_DONE",7)||!memcmp(download_info.download_status,"DL_CK_DONE",10))
{
printf("dl done. status = %s\n",download_info.download_status);
printf("dram checksum : %s\n",download_info.ram_checksum);
for(i=0;i<PART_MAX_COUNT;i++)
{
if(download_info.part_info[i].image_index!=0){
printf("image_index:%d, checksum: %s\n",download_info.part_info[i].image_index,download_info.part_info[i].checksum_status);
}
}
ret = DL_PASS;
}else
{
printf("dl error. status = %s\n",download_info.download_status);
printf("dram checksum : %s\n",download_info.ram_checksum);
for(i=0;i<PART_MAX_COUNT;i++)
{
if(download_info.part_info[i].image_index!=0){
printf("image_index:%d, checksum: %s\n",download_info.part_info[i].image_index,download_info.part_info[i].checksum_status);
}
}
ret = DL_FAIL;
}
free(dl_buf);
return ret;
}
int sec_dev_write_wrapper(char *part_name, u64 offset, u8* data, u32 size)
{
part_dev_t *dev;
long len;
#ifdef MTK_EMMC_SUPPORT
#ifdef MTK_NEW_COMBO_EMMC_SUPPORT
part_t *part;
#endif
#endif
dev = mt_part_get_device();
if (!dev)
return PART_GET_DEV_FAIL;
#ifndef MTK_EMMC_SUPPORT
if(nand_erase(offset,(u64)size)!=0){
return PART_ERASE_FAIL;
}
#endif
#ifdef MTK_EMMC_SUPPORT
#ifdef MTK_NEW_COMBO_EMMC_SUPPORT
part = mt_part_get_partition(part_name);
if (!part){
dprintf(CRITICAL,"[write_wrapper] mt_part_get_partition error, name: %s\n", part_name);
ASSERT(0);
}
len = dev->write(dev, (uchar *) data, offset, size, part->part_id);
#else
len = dev->write(dev, (uchar *) data, offset, size);
#endif
#else
#ifdef MTK_NEW_COMBO_EMMC_SUPPORT
len = dev->write(dev, (uchar *) data, offset, size, NAND_PART_USER);
#else
len = dev->write(dev, (uchar *) data, offset, size);
#endif
#endif
if (len != (int)size)
{
return PART_WRITE_FAIL;
}
return B_OK;
}
int sec_dev_read_wrapper(char *part_name, u64 offset, u8* data, u32 size)
{
part_dev_t *dev;
long len;
#ifdef MTK_EMMC_SUPPORT
#ifdef MTK_NEW_COMBO_EMMC_SUPPORT
part_t *part;
#endif
#endif
dev = mt_part_get_device();
if (!dev){
return PART_GET_DEV_FAIL;
}
#ifdef MTK_EMMC_SUPPORT
#ifdef MTK_NEW_COMBO_EMMC_SUPPORT
part = mt_part_get_partition(part_name);
if (!part){
dprintf(CRITICAL,"[read_wrapper] mt_part_get_partition error, name: %s\n", part_name);
ASSERT(0);
}
len = dev->read(dev, offset, (uchar *) data, size, part->part_id);
#else
len = dev->read(dev, offset, (uchar *) data, size);
#endif
#else
#ifdef MTK_NEW_COMBO_EMMC_SUPPORT
len = dev->read(dev, offset, (uchar *) data, size, NAND_PART_USER);
#else
len = dev->read(dev, offset, (uchar *) data, size);
#endif
#endif
if (len != (int)size)
{
return PART_READ_FAIL;
}
return B_OK;
}
static int read_env_area(char *env_buf)
{
part_t *part;
part_dev_t *dev;
long len;
#ifdef MTK_EMMC_SUPPORT
unsigned long long start_addr;
#elif defined(MTK_NAND_SUPPORT)
unsigned long start_addr;
#endif
dev = mt_part_get_device();
if (!dev)
{ return -ENODEV;
}
part = mt_part_get_partition(ENV_PART);
if (!part)
{ return -ENOENT;
}
#ifdef MTK_EMMC_SUPPORT
start_addr = (u64)part->startblk * BLK_SIZE;
#elif defined(MTK_NAND_SUPPORT)
start_addr = part->startblk * BLK_SIZE;
#endif
#if defined(MTK_EMMC_SUPPORT) && defined(MTK_NEW_COMBO_EMMC_SUPPORT)
len = dev->read(dev, start_addr + CFG_ENV_OFFSET, (uchar*)env_buf, CFG_ENV_SIZE, part->part_id);
#else
len = -1;
#endif
if (len < 0) {
return -EIO;
}
return 0;
}
int __check_mountpoint(void *data, int count, char *mountpoint,char *i_type)
{
struct ext4_super_block *sb;
char buf[64] = {0};
#ifndef MTK_EMMC_SUPPORT
part_dev_t *dev = mt_part_get_device();
struct nand_chip *nand = (struct nand_chip *)dev->blkdev;
int page_size,spare_size;
#endif
if (0 == memcmp((void *)data, BOOT_MAGIC, strlen(BOOT_MAGIC))){
if(mountpoint != NULL)
strcpy(mountpoint,"boot");
if(i_type != NULL)
strcpy(i_type,"raw data");
return 0;
}
#ifdef MTK_EMMC_SUPPORT
if((unsigned int)count < sizeof(struct ext4_super_block)){
printf("[__check_mountpoint] %d littler than ext4 super block size\n",count);
return -1;
}
data += 1024;
sb = (struct ext4_super_block *)data;
if(sb->s_magic != EXT4_SUPER_MAGIC){
printf("[__check_mountpoint]ext4 magic num error, %x data %p\n",sb->s_magic,data);
return -1;
}
memcpy(buf,sb->s_last_mounted,sizeof(sb->s_last_mounted));
if(strncmp(buf,"/",1)){
printf("[__check_mountpoint]mountpoint %s is not support\n",buf);
return -1;
}
printf("[__check_mountpoint]mountpoint is %s\n",buf);
if(i_type != NULL)
strcpy(i_type,"ext4");
if(mountpoint != NULL){
if(!strcmp(&buf[1],"data")){
strcpy(mountpoint,"userdata");
}else{
memcpy(mountpoint,&buf[1],strlen(buf));
}
}
#else
page_size = nand->page_size;
if(page_size == 2048){
spare_size = 64;
}else if(page_size == 4096){
spare_size = 128;
}else{
printf("[__check_mountpoint]page size %d is not support\n",page_size);
return -1;
}
//check if ubi image first
{
char *tp = data;
struct ubi_ec_hdr *ec_hdr = (struct ubi_ec_hdr *)tp;
struct ubi_vid_hdr *vid_hdr = NULL;
struct ubi_vtbl_record *vtbl = NULL;
int name_len = 0;
int leb_start = 0;
/*1. check first page for ec hdr*/
if(be32_to_cpu(ec_hdr->magic) == UBI_EC_HDR_MAGIC){
printf("[__check_mountpoint]find UBI EC HDR\n");
/*2. check 2nd page for vid hdr*/
tp += be32_to_cpu(ec_hdr->vid_hdr_offset);
leb_start = be32_to_cpu(ec_hdr->data_offset);
vid_hdr = (struct ubi_vid_hdr *)tp;
if(be32_to_cpu(vid_hdr->magic) == UBI_VID_HDR_MAGIC){
printf("[__check_mountpoint]find UBI VID HDR\n");
/*3. check 3rd page for layout volume*/
if(be32_to_cpu(vid_hdr->vol_id) == UBI_LAYOUT_VOLUME_ID){
printf("[__check_mountpoint]find UBI LAYOUT VOLUME\n");
tp = data + leb_start;
vtbl = (struct ubi_vtbl_record *)tp;
name_len = be16_to_cpu(vtbl->name_len);
printf("[__check_mountpoint]volume name len %d\n",name_len);
if(name_len <= UBI_VOL_NAME_MAX){
memcpy(buf,vtbl->name,name_len);
if(i_type != NULL)
strcpy(i_type,"ubifs");
goto find;
}else{
printf("[__check_mountpoint]volume name len more than %d\n",UBI_VOL_NAME_MAX);
}
}else{
printf("[__check_mountpoint]can't find UBI LAYOUT VOLUME\n");
}
}else{
printf("[__check_mountpoint]can't find UBI VID HDR, %x\n",ec_hdr->magic);
}
}else{
printf("[__check_mountpoint]can not find UBI EC HDR, check another fs image\n");
}
}
//check if ubi image
data += (page_size+spare_size);
if(strcmp((char *)(data-YAFFS_TAG_OFFSET),"yaffs2")){
printf("[__check_mountpoint]yaffs tag can not find in %d\n",page_size+spare_size-YAFFS_TAG_OFFSET);
return -1;
}
if(i_type != NULL)
strcpy(i_type,"yaffs2");
memcpy(buf,data-PARTITION_INFO_OFFSET,PARTITION_INFO_OFFSET-YAFFS_TAG_OFFSET);
find:
printf("[__check_mountpoint]mountpoint is %s\n",buf);
if(mountpoint != NULL){
if(!strcmp(buf,"data")){
strcpy(mountpoint,"userdata");
}else{
memcpy(mountpoint,buf,strlen(buf)+1);
}
}
#endif
return 0;
}
int mmc_get_dl_info(void)
{
struct dl_status download_info;
u64 dl_addr;
u8 *dl_buf;
part_dev_t *dev;
part_t *part;
int i, err, loglevel;
dev = mt_part_get_device();
if (!dev) {
dprintf(CRITICAL, "[DL_INFO]fail to get device\n");
err = -ENODEV;
goto out;
}
part = get_part("flashinfo");
if (!part) {
dprintf(CRITICAL, "[DL_INFO]fail to find partition flashinfo\n");
err = -ENODEV;
goto out;
}
dl_addr = (u64)(part->start_sect + part->nr_sects) * 512ULL - DL_INFO_SIZE;
dprintf(ALWAYS, "[DL_INFO]get dl info from 0x%llx\n", dl_addr);
dl_buf = (u8 *)calloc(1, DL_INFO_SIZE);
if (!dl_buf) {
dprintf(CRITICAL, "[DL_INFO]fail to calloc buffer(count=%d)\n", DL_INFO_SIZE);
err = -ENOMEM;
goto fail_malloc;
}
err = dev->read(dev, dl_addr, dl_buf, DL_INFO_SIZE, part->part_id);
if (err != DL_INFO_SIZE) {
dprintf(CRITICAL, "[DL_INFO]fail to read data(%d)\n", err);
err = -EIO;
goto fail_read;
}
memcpy(&download_info, dl_buf, sizeof(download_info));
if (memcmp(download_info.magic_num, "DOWNLOAD INFORMATION!!", 22)) {
dprintf(CRITICAL, "[DL_INFO]fail to find DL INFO magic\n");
err = DL_NOT_FOUND;
goto fail_read;
}
if (!memcmp(download_info.download_status, "DL_DONE", 7) ||
!memcmp(download_info.download_status, "DL_CK_DONE", 10)) {
loglevel = INFO;
loglevel = CRITICAL;
err = DL_PASS;
} else {
loglevel = CRITICAL;
err = DL_FAIL;
}
dprintf(loglevel, "[DL_INFO]version: %s\n", download_info.version);
dprintf(loglevel, "[DL_INFO]dl_status: %s\n", download_info.download_status);
dprintf(loglevel, "[DL_INFO]dram_checksum: %s\n", download_info.ram_checksum);
for (i = 0; i < PART_MAX_COUNT; i++) {
if (download_info.cs_info[i].image_index != 0) {
dprintf(loglevel, "[DL_INFO]image:[%02d]%-12s, checksum: %s\n",
download_info.cs_info[i].image_index,
download_info.img_info[i].image_name,
download_info.cs_info[i].checksum_status);
}
}
fail_read:
free(dl_buf);
fail_malloc:
//put_part(part);
out:
return err;
}
