/*
************************************************************************************************************************
* SCAN NAND HW
*
*Description: initial nand flash,request hardware resources;
*
*Arguments : void.
*
*Return : = SUCESS initial ok;
* = FAIL initial fail.
************************************************************************************************************************
*/
__s32 NAND_HWScanStart(boot_nand_para_t *nand_param)
{
__s32 ret;
NAND_Print("NHW : start nand scan\n");
ret = PHY_Init();
if (ret)
{
NAND_Print("NHW : nand phy init fail\n");
return ret;
}
ret = SCN_AnalyzeNandSystem();
if (ret)
{
NAND_Print("NHW : nand scan fail\n");
return ret;
}
NAND_GetParam(nand_param);
//nand_param->good_block_ratio = nand_good_blk_ratio;
//nand_good_block_ratio_flag = nand_param->good_block_ratio;
NAND_Print("NHW : nand hw scan ok\n");
return(PHY_ChangeMode(1));
}
/*
************************************************************************************************************************
* INIT NAND FLASH
*
*Description: initial nand flash,request hardware resources;
*
*Arguments : void.
*
*Return : = SUCESS initial ok;
* = FAIL initial fail.
************************************************************************************************************************
*/
__s32 NAND_PhyInit(void)
{
__s32 ret;
// __u32 nand_good_blk_ratio;
boot_nand_para_t param;
// if(!nand_good_block_ratio_flag)
// {
// if(wBoot_get_para( WBOOT_PARA_NANDFLASH_INFO, (void *)¶m))
// {
// NAND_Print("get good block ratio info failed.\n");
// return -1;
// }
// nand_good_blk_ratio = param.good_block_ratio;
// }
// else
// {
// nand_good_blk_ratio = nand_good_block_ratio_flag;
// }
// NAND_Print("get the good blk ratio from hwscan : %d \n", nand_good_blk_ratio);
NAND_Print("NB1 : enter phy init\n");
ret = PHY_Init();
if (ret)
{
NAND_Print("NB1 : nand phy init fail\n");
return ret;
}
ret = SCN_AnalyzeNandSystem();
if (ret)
{
NAND_Print("NB1 : nand scan fail\n");
return ret;
}
if(!bad_block_scan_flag)
{
NAND_GetParam((void *)¶m);
nand_good_blk_ratio = NAND_BadBlockScan((void *)¶m);
NAND_SetValidBlkRatio(nand_good_blk_ratio);
NAND_Print("get the good blk ratio from bad block scan : %d \n", nand_good_blk_ratio);
bad_block_scan_flag = 1;
}
else
{
NAND_Print(" bad blcok has done before,nand good block ratio is : %d \n", nand_good_blk_ratio);
NAND_SetValidBlkRatio(nand_good_blk_ratio);
}
NAND_Print("NB1 : nand phy init ok\n");
return(PHY_ChangeMode(1));
}
/*
************************************************************************************************************
*
* function
*
* name :
*
* parmeters :
*
* return :
*
* note :
*
*
************************************************************************************************************
*/
int get_nand_para(void *boot_buf)
{
boot0_file_head_t *boot0_buf;
char *data_buf;
boot_nand_para_t0 *nand_para;
boot0_buf = (boot0_file_head_t *)boot_buf;
data_buf = boot0_buf->prvt_head.storage_data;
nand_para = (boot_nand_para_t0 *)data_buf;
NAND_GetParam(nand_para);
return 0;
}
/*
************************************************************************************************************
*
* function
*
* name :
*
* parmeters :
*
* return :
*
* note :
*
*
************************************************************************************************************
*/
int get_nand_para(void *boot_buf)
{
boot0_file_head_t *boot0_buf;
char *data_buf;
boot_nand_para_t0 *nand_para;
sbrom_toc0_config_t * secure_toc0_buf;
if(!NAND_IS_Secure_sys())//secure
{
secure_toc0_buf = (sbrom_toc0_config_t *)(boot_buf + SBROM_TOC0_HEAD_SPACE);
data_buf = secure_toc0_buf->storage_data;
nand_para = (boot_nand_para_t0 *)data_buf;
}
else//nonsecure
{
boot0_buf = (boot0_file_head_t *)boot_buf;
data_buf = boot0_buf->prvt_head.storage_data;
nand_para = (boot_nand_para_t0 *)data_buf;
}
NAND_GetParam(nand_para);
return 0;
}
