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include: add memblk.h 

Provide generic id and struct for memory blocks.

Change-Id: I1fe00dfdb8ee8209eca55c8e7ebbedcafa0371a1
Signed-off-by: Joseph Chen <chenjh@rock-chips.com>
This commit is contained in:
Joseph Chen 2019-03-14 18:22:19 +08:00 committed by Jianhong Chen
parent a7774f5911
commit 88bfa97963
1 changed files with 63 additions and 0 deletions
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include/memblk.h Normal file
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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2019 Rockchip Electronics Co., Ltd
*/
#ifndef _MEMBLK_H
#define _MEMBLK_H
enum memblk_id {
MEMBLK_ID_UNK,
/* Preloader */
MEMBLK_ID_ATF,
MEMBLK_ID_OPTEE,
MEMBLK_ID_SHM,
/* U-Boot self */
MEMBLK_ID_UBOOT,
MEMBLK_ID_STACK,
MEMBLK_ID_FASTBOOT,
/* Image */
MEMBLK_ID_RAMDISK,
MEMBLK_ID_FDT,
MEMBLK_ID_FDT_DTBO,
MEMBLK_ID_FDT_AOSP,
MEMBLK_ID_KERNEL,
MEMBLK_ID_ANDROID,
/* Other */
MEMBLK_ID_BY_NAME,
MEMBLK_ID_FDT_RESV,
MEMBLK_ID_DEMO,
MEMBLK_ID_MAX,
};
struct memblk_attr {
const char *name;
const char *alias[2];
u32 flags;
};
struct memblock {
phys_addr_t base;
phys_size_t size;
struct memblk_attr attr;
struct list_head node;
};
extern const struct memblk_attr *mem_attr;
#define SIZE_MB(len) ((len) >> 20)
#define SIZE_KB(len) (((len) % (1 << 20)) >> 10)
#define M_ATTR_NONE 0
/* Over-Flow-Check for region tail */
#define M_ATTR_OFC (1 << 0)
/* Over-Flow-Check for region Head, only for U-Boot stack */
#define M_ATTR_HOFC (1 << 1)
/* Memory can be overlap by fdt reserved memory */
#define M_ATTR_OVERLAP (1 << 2)
#endif /* _MEMBLK_H */