xref: /aosp_15_r20/external/flashrom/include/chipdrivers.h (revision 0d6140be3aa665ecc836e8907834fcd3e3b018fc)

/*
 * This file is part of the flashrom project.
 *
 * Copyright (C) 2009 Carl-Daniel Hailfinger
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * Header file for flash chip drivers. Included from flash.h.
 * As a general rule, every function listed here should take a pointer to
 * struct flashctx as first parameter.
 */

#ifndef __CHIPDRIVERS_H__
#define __CHIPDRIVERS_H__ 1

#include "flash.h"	/* for chipaddr and flashctx */

/* spi.c */
int spi_aai_write(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int spi_chip_write_256(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int spi_chip_read(struct flashctx *flash, uint8_t *buf, unsigned int start, int unsigned len);
bool spi_probe_opcode(const struct flashctx *flash, uint8_t opcode);

/* spi25.c */
int probe_spi_rdid(struct flashctx *flash);
int probe_spi_rdid4(struct flashctx *flash);
int probe_spi_rems(struct flashctx *flash);
int probe_spi_res1(struct flashctx *flash);
int probe_spi_res2(struct flashctx *flash);
int probe_spi_res3(struct flashctx *flash);
int probe_spi_at25f(struct flashctx *flash);
int spi_write_enable(struct flashctx *flash);
int spi_write_disable(struct flashctx *flash);
int spi_block_erase_20(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_21(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_50(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_52(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_53(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_5c(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_60(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_62(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_81(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_c4(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_c7(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_d7(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_d8(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_db(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_block_erase_dc(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
enum block_erase_func spi25_get_erasefn_from_opcode(uint8_t opcode);
const uint8_t *spi_get_opcode_from_erasefn(enum block_erase_func func);
int spi_chip_write_1(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int spi_nbyte_read(struct flashctx *flash, unsigned int addr, uint8_t *bytes, unsigned int len);
int spi_read_chunked(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len, unsigned int chunksize);
int spi_write_chunked(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len, unsigned int chunksize);
int spi_enter_4ba(struct flashctx *flash);
int spi_exit_4ba(struct flashctx *flash);
int spi_set_extended_address(struct flashctx *, uint8_t addr_high);


/* spi25_statusreg.c */
int spi_read_register(const struct flashctx *flash, enum flash_reg reg, uint8_t *value);
int spi_write_register(const struct flashctx *flash, enum flash_reg reg, uint8_t value);
void spi_prettyprint_status_register_bit(uint8_t status, int bit);

/* sfdp.c */
int probe_spi_sfdp(struct flashctx *flash);

/* opaque.c */
int probe_opaque(struct flashctx *flash);
int read_opaque(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int write_opaque(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int erase_opaque(struct flashctx *flash, unsigned int blockaddr, unsigned int blocklen);

/* at45db.c */
int probe_spi_at45db(struct flashctx *flash);
int spi_prettyprint_status_register_at45db(struct flashctx *flash);
int spi_disable_blockprotect_at45db(struct flashctx *flash);
int spi_read_at45db(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int spi_read_at45db_e8(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int spi_write_at45db(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int spi_erase_at45db_page(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_erase_at45db_block(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_erase_at45db_sector(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_erase_at45db_chip(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int spi_erase_at45cs_sector(struct flashctx *flash, unsigned int addr, unsigned int blocklen);

/* 82802ab.c */
uint8_t wait_82802ab(struct flashctx *flash);
int probe_82802ab(struct flashctx *flash);
int erase_block_82802ab(struct flashctx *flash, unsigned int page, unsigned int pagesize);
int write_82802ab(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
void print_status_82802ab(uint8_t status);
blockprotect_func_t *lookup_82802ab_blockprotect_func_ptr(const struct flashchip *const chip);

/* jedec.c */
uint8_t oddparity(uint8_t val);
void toggle_ready_jedec(const struct flashctx *flash, chipaddr dst);
void data_polling_jedec(const struct flashctx *flash, chipaddr dst, uint8_t data);
int probe_jedec(struct flashctx *flash);
int probe_jedec_29gl(struct flashctx *flash);
int write_jedec(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int write_jedec_1(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int erase_sector_jedec(struct flashctx *flash, unsigned int page, unsigned int pagesize);
int erase_block_jedec(struct flashctx *flash, unsigned int page, unsigned int blocksize);
int erase_chip_block_jedec(struct flashctx *flash, unsigned int page, unsigned int blocksize);

blockprotect_func_t *lookup_jedec_blockprotect_func_ptr(const struct flashchip *const chip);
int printlock_regspace2_uniform_64k(struct flashctx *flash);
int printlock_regspace2_block_eraser_0(struct flashctx *flash);
int printlock_regspace2_block_eraser_1(struct flashctx *flash);

/* sst28sf040.c */
int erase_chip_28sf040(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int erase_sector_28sf040(struct flashctx *flash, unsigned int address, unsigned int sector_size);
int write_28sf040(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int unprotect_28sf040(struct flashctx *flash);
int protect_28sf040(struct flashctx *flash);

/* sst49lfxxxc.c */
int erase_sector_49lfxxxc(struct flashctx *flash, unsigned int address, unsigned int sector_size);

/* sst_fwhub.c */
int printlock_sst_fwhub(struct flashctx *flash);
int unlock_sst_fwhub(struct flashctx *flash);

/* s25f.c */
int probe_spi_big_spansion(struct flashctx *flash);
int s25fl_block_erase(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
int s25fs_block_erase_d8(struct flashctx *flash, unsigned int addr, unsigned int blocklen);

/* w39.c */
int printlock_w39f010(struct flashctx * flash);
int printlock_w39l010(struct flashctx * flash);
int printlock_w39l020(struct flashctx * flash);
int printlock_w39l040(struct flashctx * flash);
int printlock_w39v040a(struct flashctx *flash);
int printlock_w39v040b(struct flashctx *flash);
int printlock_w39v040c(struct flashctx *flash);
int printlock_w39v040fa(struct flashctx *flash);
int printlock_w39v040fb(struct flashctx *flash);
int printlock_w39v040fc(struct flashctx *flash);
int printlock_w39v080a(struct flashctx *flash);
int printlock_w39v080fa(struct flashctx *flash);
int printlock_w39v080fa_dual(struct flashctx *flash);
int printlock_at49f(struct flashctx *flash);

/* w29ee011.c */
int probe_w29ee011(struct flashctx *flash);
bool w29ee011_can_override(const char *const chip_name, const char *const override_chip);

/* stm50.c */
int erase_sector_stm50(struct flashctx *flash, unsigned int block, unsigned int blocksize);

/* en29lv640b.c */
int probe_en29lv640b(struct flashctx *flash);
int write_en29lv640b(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);

/* edi.c */
int edi_chip_block_erase(struct flashctx *flash, unsigned int page, unsigned int size);
int edi_chip_write(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int edi_chip_read(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int edi_probe_kb9012(struct flashctx *flash);

/* spi95.c */
int probe_spi_st95(struct flashctx *flash);
int spi_block_erase_emulation(struct flashctx *flash, unsigned int addr, unsigned int blocklen);

/* writeprotect_ranges.c */
void decode_range_spi25(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
void decode_range_spi25_64k_block(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
void decode_range_spi25_bit_cmp(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);
void decode_range_spi25_2x_block(size_t *start, size_t *len, const struct wp_bits *, size_t chip_len);

#endif /* !__CHIPDRIVERS_H__ */