ramstage.c

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/* SPDX-License-Identifier: GPL-2.0-only */
 
#include <console/console.h>
#include <fsp/api.h>
#include <soc/ramstage.h>
#include "emmc.h"
 
static int get_emmc_dll_info(uint16_t signature, size_t num_of_entry,
                             BL_EMMC_INFORMATION **config)
{
        uint8_t entry;
 
        if ((signature == 0) || (num_of_entry == 0) || (*config == NULL))
                return 1;
 
        for (entry = 0; entry < num_of_entry; entry++) {
                if ((*config)[entry].Signature == signature) {
                        *config = &(*config)[entry];
                        return 0;
                }
        }
 
        return 1;
}
 
void mainboard_silicon_init_params(FSPS_UPD *params)
{
        size_t num;
        uint16_t emmc_dll_sign;
        BL_EMMC_INFORMATION *emmc_config;
 
        /* Configure eMMC DLL PCD */
        emmc_dll_sign = DEFAULT_EMMC_DLL_SIGN;
        num = ARRAY_SIZE(harcuvar_emmc_config);
        emmc_config = harcuvar_emmc_config;
 
        if (get_emmc_dll_info(emmc_dll_sign, num, &emmc_config))
                die("eMMC DLL Configuration is invalid, please correct it!");
 
        params->FspsConfig.PcdEMMCDLLConfigPtr =
                (uint32_t)&emmc_config->eMMCDLLConfig;
}