mtk-lk/platform/common/plinfo/plinfo_emmc_ufs.c

/* Copyright Statement:
*
* This software/firmware and related documentation ("MediaTek Software") are
* protected under relevant copyright laws. The information contained herein
* is confidential and proprietary to MediaTek Inc. and/or its licensors.
* Without the prior written permission of MediaTek inc. and/or its licensors,
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*/
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*
* BY OPENING THIS FILE, RECEIVER HEREBY UNEQUIVOCALLY ACKNOWLEDGES AND AGREES
* THAT THE SOFTWARE/FIRMWARE AND ITS DOCUMENTATIONS ("MEDIATEK SOFTWARE")
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*/
#include <platform/mt_typedefs.h>
#include <platform/sec_status.h>
#include <block_generic_interface.h>
#include "part_dev.h"
#include "blockheader.h"

/* header block is a region before preloader, which is used by bootrom to store
location of preloader and other informations. In current implementation, preloader
partition starts with header block, then followed by preloader image itself.
User may use this API to get offset of preloader image in preloader partition. */
unsigned int plinfo_get_brom_header_block_size(u64 *size)
{
	part_dev_t *dev;

	if (NULL == size)
		return INVALID_PARAMETER;

	dev = mt_part_get_device();

	if (dev->blkdev->type == BOOTDEV_SDMMC)
		*size = HEADER_BLOCK_SIZE_EMMC;
	else if (dev->blkdev->type == BOOTDEV_UFS)
		*size = HEADER_BLOCK_SIZE_UFS;

	return 0;
}