xref: /aosp_15_r20/external/flashrom/include/erasure_layout.h (revision 0d6140be3aa665ecc836e8907834fcd3e3b018fc)
1*0d6140beSAndroid Build Coastguard Worker /*
2*0d6140beSAndroid Build Coastguard Worker  * This file is part of the flashrom project.
3*0d6140beSAndroid Build Coastguard Worker  *
4*0d6140beSAndroid Build Coastguard Worker  * Copyright (C) 2022 Aarya Chaumal
5*0d6140beSAndroid Build Coastguard Worker  *
6*0d6140beSAndroid Build Coastguard Worker  * This program is free software; you can redistribute it and/or modify
7*0d6140beSAndroid Build Coastguard Worker  * it under the terms of the GNU General Public License as published by
8*0d6140beSAndroid Build Coastguard Worker  * the Free Software Foundation; either version 2 of the License, or
9*0d6140beSAndroid Build Coastguard Worker  * (at your option) any later version.
10*0d6140beSAndroid Build Coastguard Worker  *
11*0d6140beSAndroid Build Coastguard Worker  * This program is distributed in the hope that it will be useful,
12*0d6140beSAndroid Build Coastguard Worker  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13*0d6140beSAndroid Build Coastguard Worker  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14*0d6140beSAndroid Build Coastguard Worker  * GNU General Public License for more details.
15*0d6140beSAndroid Build Coastguard Worker  */
16*0d6140beSAndroid Build Coastguard Worker 
17*0d6140beSAndroid Build Coastguard Worker #ifndef __ERASURE_LAYOUT_H__
18*0d6140beSAndroid Build Coastguard Worker #define __ERASURE_LAYOUT_H__ 1
19*0d6140beSAndroid Build Coastguard Worker 
20*0d6140beSAndroid Build Coastguard Worker struct eraseblock_data {
21*0d6140beSAndroid Build Coastguard Worker 	chipoff_t start_addr;
22*0d6140beSAndroid Build Coastguard Worker 	chipoff_t end_addr;
23*0d6140beSAndroid Build Coastguard Worker 	bool selected;
24*0d6140beSAndroid Build Coastguard Worker 	size_t block_num;
25*0d6140beSAndroid Build Coastguard Worker 	size_t first_sub_block_index;
26*0d6140beSAndroid Build Coastguard Worker 	size_t last_sub_block_index;
27*0d6140beSAndroid Build Coastguard Worker };
28*0d6140beSAndroid Build Coastguard Worker 
29*0d6140beSAndroid Build Coastguard Worker struct erase_layout {
30*0d6140beSAndroid Build Coastguard Worker 	struct eraseblock_data* layout_list;
31*0d6140beSAndroid Build Coastguard Worker 	size_t block_count;
32*0d6140beSAndroid Build Coastguard Worker 	const struct block_eraser *eraser;
33*0d6140beSAndroid Build Coastguard Worker };
34*0d6140beSAndroid Build Coastguard Worker 
35*0d6140beSAndroid Build Coastguard Worker void free_erase_layout(struct erase_layout *layout, unsigned int erasefn_count);
36*0d6140beSAndroid Build Coastguard Worker int create_erase_layout(struct flashctx *const flashctx, struct erase_layout **erase_layout);
37*0d6140beSAndroid Build Coastguard Worker int erase_write(struct flashctx *const flashctx, chipoff_t region_start, chipoff_t region_end,
38*0d6140beSAndroid Build Coastguard Worker 		uint8_t* curcontents, uint8_t* newcontents,
39*0d6140beSAndroid Build Coastguard Worker 		struct erase_layout *erase_layout, bool *all_skipped);
40*0d6140beSAndroid Build Coastguard Worker 
41*0d6140beSAndroid Build Coastguard Worker #endif		/* !__ERASURE_LAYOUT_H__ */
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