mtk-preloader/platform/common/inc/mblock_v2.h

/* 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
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 * MediaTek Inc. (C) 2016. All rights reserved.
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 * The following software/firmware and/or related documentation ("MediaTek
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/* DRAM rank info */
#ifndef MBLOCK_V2_H
#define MBLOCK_V2_H

#include <typedefs.h>

#define MBLOCK_RESERVED_NAME_SIZE 128
#define MBLOCK_RESERVED_NUM_MAX  128
#define MBLOCK_NUM_MAX 128
#define MBLOCK_MAGIC 0x99999999
#define MBLOCK_VERSION 0x2
typedef struct {
	u64 start;
	u64 size;
} mem_desc_t;

/* mblock is used by CPU */
typedef struct {
	u64 start;
	u64 size;
	u32 rank;	/* rank the mblock belongs to */
} mblock_t;

typedef struct {
	u64 start;
	u64 size;
	u32 mapping;   /* mapping or unmap*/
	char name[MBLOCK_RESERVED_NAME_SIZE];
} reserved_t;

typedef struct {
	u32 mblock_num;
	mblock_t mblock[MBLOCK_NUM_MAX];
	u32 mblock_magic;
	u32 mblock_version;
	u32 reserved_num;
	reserved_t reserved[MBLOCK_RESERVED_NAME_SIZE];
} mblock_info_t;

typedef struct {
	u32 rank_num;
	mem_desc_t rank_info[4];
} dram_info_t;


#define mblock_reserve(mblock_info, reserved_size, align, limit, rank) \
	mblock_reserve_ext(mblock_info,\
		reserved_size, align, limit, 0, __func__)


extern void setup_mblock_info(mblock_info_t *mblock_info, dram_info_t *orig_dram_info,
		mem_desc_t *lca_reserved_mem);
extern u64 mblock_reserve_ext(mblock_info_t *mblock_info, u64 reserved_size, u64 align, u64 limit,
		u32 mapping, char *name);
extern int mblock_resize(mblock_info_t *mblock_info, dram_info_t *orig_dram_info,
		u64 addr, u64 oldsize, u64 newsize);
extern int mblock_create(mblock_info_t *mblock_info, dram_info_t *orig_dram_info
                  , u64 addr, u64 size);
extern void mblock_set_mem_tag(unsigned int **ptr);
void mblock_dump_mem_tag(unsigned int *tags);

#endif