threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
57 lines
1.6 KiB
C
57 lines
1.6 KiB
C
/*
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* Copyright (C) 2017 MediaTek Inc.
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* Licensed under either
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* BSD Licence, (see NOTICE for more details)
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* GNU General Public License, version 2.0, (see NOTICE for more details)
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*/
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#ifndef __NANDX_BMT_H__
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#define __NANDX_BMT_H__
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#include "nandx_util.h"
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#include "nandx_info.h"
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#define DATA_BAD_BLK 0xffff
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#define DATA_MAX_BMT_COUNT 0x400
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#define DATA_BMT_VERSION (1)
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struct data_bmt_entry {
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u16 bad_index; /* bad block index */
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u8 flag; /* mapping block index in the replace pool */
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};
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struct data_bmt_struct {
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struct data_bmt_entry entry[DATA_MAX_BMT_COUNT];
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unsigned int version;
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unsigned int bad_count; /* bad block count */
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unsigned int start_block; /* data partition start block addr */
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unsigned int end_block; /* data partition start block addr */
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unsigned int checksum;
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};
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enum UPDATE_REASON {
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UPDATE_ERASE_FAIL,
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UPDATE_WRITE_FAIL,
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UPDATE_UNMAPPED_BLOCK,
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UPDATE_REMOVE_ENTRY,
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UPDATE_INIT_WRITE,
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UPDATE_REASON_COUNT,
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INIT_BAD_BLK,
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FTL_MARK_BAD = 64,
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};
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int nandx_bmt_init(struct nandx_chip_info *dev_info, u32 block_num,
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bool rebuild);
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void nandx_bmt_reset(void);
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void nandx_bmt_exit(void);
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int nandx_bmt_remark(u32 *blocks, int count, enum UPDATE_REASON reason);
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int nandx_bmt_block_isbad(u32 block);
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int nandx_bmt_block_markbad(u32 block);
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u32 nandx_bmt_update(u32 bad_block, enum UPDATE_REASON reason);
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void nandx_bmt_update_oob(u32 block, u8 *oob);
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u32 nandx_bmt_get_mapped_block(u32 block);
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int nandx_bmt_get_data_bmt(struct data_bmt_struct *data_bmt);
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int nandx_bmt_init_data_bmt(u32 start_block, u32 end_block);
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#endif /* #ifndef __NANDX_BMT_H__ */
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