83 lines
1.8 KiB
C
83 lines
1.8 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2019 Rockchip Electronics Co., Ltd
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*/
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#ifndef _MEMBLK_H
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#define _MEMBLK_H
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#define ALIAS_COUNT_MAX 2
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#define MEM_RESV_COUNT 3
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enum memblk_id {
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MEMBLK_ID_UNK,
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/* Preloader */
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MEMBLK_ID_ATF,
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MEMBLK_ID_OPTEE,
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MEMBLK_ID_SHM,
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/* U-Boot self */
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MEMBLK_ID_UBOOT,
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MEMBLK_ID_STACK,
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MEMBLK_ID_FASTBOOT,
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/* Image */
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MEMBLK_ID_RAMDISK,
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MEMBLK_ID_FDT,
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MEMBLK_ID_FDT_DTBO,
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MEMBLK_ID_FDT_AOSP,
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MEMBLK_ID_KERNEL,
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MEMBLK_ID_UNCOMP_KERNEL,
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MEMBLK_ID_ANDROID,
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MEMBLK_ID_AVB_ANDROID,
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/* Other */
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MEMBLK_ID_BY_NAME,
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MEMBLK_ID_KMEM_RESERVED,
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MEMBLK_ID_DEMO,
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MEMBLK_ID_MAX,
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};
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struct memblk_attr {
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const char *name;
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const char *alias[ALIAS_COUNT_MAX];
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u32 flags;
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};
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struct memblock {
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phys_addr_t base;
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phys_size_t size;
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u64 base_u64; /* 4GB+ */
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u64 size_u64;
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phys_addr_t orig_base;
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struct memblk_attr attr;
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struct list_head node;
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};
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extern const struct memblk_attr *mem_attr;
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#define SIZE_MB(len) ((len) >> 20)
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#define SIZE_KB(len) (((len) % (1 << 20)) >> 10)
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#define M_ATTR_NONE 0
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/* Over-Flow-Check for region tail */
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#define M_ATTR_OFC (1 << 0)
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/* Over-Flow-Check for region Head, only for U-Boot stack */
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#define M_ATTR_HOFC (1 << 1)
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/* Memory can be overlap by fdt reserved memory, deprecated */
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#define M_ATTR_OVERLAP (1 << 2)
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/* Just peek, always return success, deprecated */
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#define M_ATTR_PEEK (1 << 3)
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/* The region start address should be aligned to cacheline size */
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#define M_ATTR_CACHELINE_ALIGN (1 << 4)
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/* Kernel 'reserved-memory' */
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#define M_ATTR_KMEM_RESERVED (1 << 5)
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/* The region can be overlap by kernel 'reserved-memory' */
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#define M_ATTR_KMEM_CAN_OVERLAP (1 << 6)
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/* Ignore invisable region reserved by bidram */
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#define M_ATTR_IGNORE_INVISIBLE (1 << 7)
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#endif /* _MEMBLK_H */
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