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更新硬件SDK

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kerwincui
2023-03-04 03:44:56 +08:00
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1040
sdk/合宙/air780e/csdk/luatos-soc-2022/thirdparty/sfud/sfud.c vendored Normal file
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/*
* This file is part of the Serial Flash Universal Driver Library.
*
* Copyright (c) 2016-2018, Armink, <armink.ztl@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Function: It is an head file for this library. You can see all of the functions which can be called by user.
* Created on: 2016-04-23
*/
#ifndef _SFUD_H_
#define _SFUD_H_
#include "sfud_def.h"
#ifdef __cplusplus
extern "C" {
#endif
/* ../src/sfup.c */
/**
* SFUD library initialize.
*
* @return result
*/
sfud_err sfud_init(void);
/**
* SFUD initialize by flash device
*
* @param flash flash device
*
* @return result
*/
sfud_err sfud_device_init(sfud_flash *flash);
/**
* get flash device by its index which in the flash information table
*
* @param index the index which in the flash information table @see flash_table
*
* @return flash device
*/
sfud_flash *sfud_get_device(size_t index);
/**
* get flash device total number on flash device information table @see flash_table
*
* @return flash device total number
*/
size_t sfud_get_device_num(void);
/**
* get flash device information table @see flash_table
*
* @return flash device table pointer
*/
const sfud_flash *sfud_get_device_table(void);
#ifdef SFUD_USING_QSPI
/**
* Enbale the fast read mode in QSPI flash mode. Default read mode is normal SPI mode.
*
* it will find the appropriate fast-read instruction to replace the read instruction(0x03)
* fast-read instruction @see SFUD_FLASH_EXT_INFO_TABLE
*
* @note When Flash is in QSPI mode, the method must be called after sfud_device_init().
*
* @param flash flash device
* @param data_line_width the data lines max width which QSPI bus supported, such as 1, 2, 4
*
* @return result
*/
sfud_err sfud_qspi_fast_read_enable(sfud_flash *flash, uint8_t data_line_width);
#endif /* SFUD_USING_QSPI */
/**
* read flash data
*
* @param flash flash device
* @param addr start address
* @param size read size
* @param data read data pointer
*
* @return result
*/
sfud_err sfud_read(const sfud_flash *flash, uint32_t addr, size_t size, uint8_t *data);
/**
* erase flash data
*
* @note It will erase align by erase granularity.
*
* @param flash flash device
* @param addr start address
* @param size erase size
*
* @return result
*/
sfud_err sfud_erase(const sfud_flash *flash, uint32_t addr, size_t size);
/**
* write flash data (no erase operate)
*
* @param flash flash device
* @param addr start address
* @param data write data
* @param size write size
*
* @return result
*/
sfud_err sfud_write(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);
/**
* erase and write flash data
*
* @param flash flash device
* @param addr start address
* @param size write size
* @param data write data
*
* @return result
*/
sfud_err sfud_erase_write(const sfud_flash *flash, uint32_t addr, size_t size, const uint8_t *data);
/**
* erase all flash data
*
* @param flash flash device
*
* @return result
*/
sfud_err sfud_chip_erase(const sfud_flash *flash);
/**
* read flash register status
*
* @param flash flash device
* @param status register status
*
* @return result
*/
sfud_err sfud_read_status(const sfud_flash *flash, uint8_t *status);
/**
* write status register
*
* @param flash flash device
* @param is_volatile true: volatile mode, false: non-volatile mode
* @param status register status
*
* @return result
*/
sfud_err sfud_write_status(const sfud_flash *flash, bool is_volatile, uint8_t status);
#ifdef __cplusplus
}
#endif
#endif /* _SFUD_H_ */

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/*
* This file is part of the Serial Flash Universal Driver Library.
*
* Copyright (c) 2016-2018, Armink, <armink.ztl@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Function: It is the configure head file for this library.
* Created on: 2016-04-23
*/
#ifndef _SFUD_CFG_H_
#define _SFUD_CFG_H_
#define LUAT_TYPE_SPI 0
#define LUAT_TYPE_SPI_DEVICE 1
// #define SFUD_DEBUG_MODE
#define SFUD_USING_SFDP
#define SFUD_USING_FLASH_INFO_TABLE
#define SFUD_FLASH_DEVICE_TABLE {0}
/*
enum {
SFUD_XXXX_DEVICE_INDEX = 0,
};
#define SFUD_FLASH_DEVICE_TABLE \
{ \
[SFUD_XXXX_DEVICE_INDEX] = {.name = "XXXX", .spi.name = "SPIX"}, \
}
*/
// #define SFUD_USING_QSPI
#endif /* _SFUD_CFG_H_ */

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/*
* This file is part of the Serial Flash Universal Driver Library.
*
* Copyright (c) 2016-2018, Armink, <armink.ztl@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Function: It is the macro definition head file for this library.
* Created on: 2016-04-23
*/
#ifndef _SFUD_DEF_H_
#define _SFUD_DEF_H_
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdbool.h>
#include <sfud_cfg.h>
#include "sfud_flash_def.h"
#ifdef __cplusplus
extern "C" {
#endif
/* debug print function. Must be implement by user. */
#ifdef SFUD_DEBUG_MODE
#ifndef SFUD_DEBUG
#define SFUD_DEBUG(...) sfud_log_debug(__FILE__, __LINE__, __VA_ARGS__)
#endif /* SFUD_DEBUG */
#else
#define SFUD_DEBUG(...)
#endif /* SFUD_DEBUG_MODE */
#ifndef SFUD_INFO
#define SFUD_INFO(...) sfud_log_info(__VA_ARGS__)
#endif
/* assert for developer. */
#ifdef SFUD_DEBUG_MODE
#define SFUD_ASSERT(EXPR) \
if (!(EXPR)) \
{ \
SFUD_DEBUG("(%s) has assert failed at %s.", #EXPR, __FUNCTION__); \
while (1); \
}
#else
#define SFUD_ASSERT(EXPR)
#endif
/**
* retry process
*
* @param delay delay function for every retry. NULL will not delay for every retry.
* @param retry retry counts
* @param result SFUD_ERR_TIMEOUT: retry timeout
*/
#define SFUD_RETRY_PROCESS(delay, retry, result) \
void (*__delay_temp)(void) = (void (*)(void))delay; \
if (retry == 0) {result = SFUD_ERR_TIMEOUT;break;} \
else {if (__delay_temp) {__delay_temp();} retry --;}
/* software version number */
#define SFUD_SW_VERSION "1.1.0"
/*
* all defined supported command
*/
#ifndef SFUD_CMD_WRITE_ENABLE
#define SFUD_CMD_WRITE_ENABLE 0x06
#endif
#ifndef SFUD_CMD_WRITE_DISABLE
#define SFUD_CMD_WRITE_DISABLE 0x04
#endif
#ifndef SFUD_CMD_READ_STATUS_REGISTER
#define SFUD_CMD_READ_STATUS_REGISTER 0x05
#endif
#ifndef SFUD_VOLATILE_SR_WRITE_ENABLE
#define SFUD_VOLATILE_SR_WRITE_ENABLE 0x50
#endif
#ifndef SFUD_CMD_WRITE_STATUS_REGISTER
#define SFUD_CMD_WRITE_STATUS_REGISTER 0x01
#endif
#ifndef SFUD_CMD_PAGE_PROGRAM
#define SFUD_CMD_PAGE_PROGRAM 0x02
#endif
#ifndef SFUD_CMD_AAI_WORD_PROGRAM
#define SFUD_CMD_AAI_WORD_PROGRAM 0xAD
#endif
#ifndef SFUD_CMD_ERASE_CHIP
#define SFUD_CMD_ERASE_CHIP 0xC7
#endif
#ifndef SFUD_CMD_READ_DATA
#define SFUD_CMD_READ_DATA 0x03
#endif
#ifndef SFUD_CMD_DUAL_OUTPUT_READ_DATA
#define SFUD_CMD_DUAL_OUTPUT_READ_DATA 0x3B
#endif
#ifndef SFUD_CMD_DUAL_IO_READ_DATA
#define SFUD_CMD_DUAL_IO_READ_DATA 0xBB
#endif
#ifndef SFUD_CMD_QUAD_IO_READ_DATA
#define SFUD_CMD_QUAD_IO_READ_DATA 0xEB
#endif
#ifndef SFUD_CMD_QUAD_OUTPUT_READ_DATA
#define SFUD_CMD_QUAD_OUTPUT_READ_DATA 0x6B
#endif
#ifndef SFUD_CMD_MANUFACTURER_DEVICE_ID
#define SFUD_CMD_MANUFACTURER_DEVICE_ID 0x90
#endif
#ifndef SFUD_CMD_JEDEC_ID
#define SFUD_CMD_JEDEC_ID 0x9F
#endif
#ifndef SFUD_CMD_READ_UNIQUE_ID
#define SFUD_CMD_READ_UNIQUE_ID 0x4B
#endif
#ifndef SFUD_CMD_READ_SFDP_REGISTER
#define SFUD_CMD_READ_SFDP_REGISTER 0x5A
#endif
#ifndef SFUD_CMD_ENABLE_RESET
#define SFUD_CMD_ENABLE_RESET 0x66
#endif
#ifndef SFUD_CMD_RESET
#define SFUD_CMD_RESET 0x99
#endif
#ifndef SFUD_CMD_ENTER_4B_ADDRESS_MODE
#define SFUD_CMD_ENTER_4B_ADDRESS_MODE 0xB7
#endif
#ifndef SFUD_CMD_EXIT_4B_ADDRESS_MODE
#define SFUD_CMD_EXIT_4B_ADDRESS_MODE 0xE9
#endif
#ifndef SFUD_WRITE_MAX_PAGE_SIZE
#define SFUD_WRITE_MAX_PAGE_SIZE 256
#endif
/* send dummy data for read data */
#ifndef SFUD_DUMMY_DATA
#define SFUD_DUMMY_DATA 0xFF
#endif
/* maximum number of erase type support on JESD216 (V1.0) */
#define SFUD_SFDP_ERASE_TYPE_MAX_NUM 4
/**
* status register bits
*/
enum {
SFUD_STATUS_REGISTER_BUSY = (1 << 0), /**< busing */
SFUD_STATUS_REGISTER_WEL = (1 << 1), /**< write enable latch */
SFUD_STATUS_REGISTER_SRP = (1 << 7), /**< status register protect */
};
/**
* error code
*/
typedef enum {
SFUD_SUCCESS = 0, /**< success */
SFUD_ERR_NOT_FOUND = 1, /**< not found or not supported */
SFUD_ERR_WRITE = 2, /**< write error */
SFUD_ERR_READ = 3, /**< read error */
SFUD_ERR_TIMEOUT = 4, /**< timeout error */
SFUD_ERR_ADDR_OUT_OF_BOUND = 5, /**< address is out of flash bound */
} sfud_err;
#ifdef SFUD_USING_QSPI
/**
* QSPI flash read cmd format
*/
typedef struct {
uint8_t instruction;
uint8_t instruction_lines;
uint8_t address_size;
uint8_t address_lines;
uint8_t alternate_bytes_lines;
uint8_t dummy_cycles;
uint8_t data_lines;
} sfud_qspi_read_cmd_format;
#endif /* SFUD_USING_QSPI */
/* SPI bus write read data function type */
typedef sfud_err (*spi_write_read_func)(const uint8_t *write_buf, size_t write_size, uint8_t *read_buf, size_t read_size);
#ifdef SFUD_USING_SFDP
/**
* the SFDP (Serial Flash Discoverable Parameters) parameter info which used on this library
*/
typedef struct {
bool available; /**< available when read SFDP OK */
uint8_t major_rev; /**< SFDP Major Revision */
uint8_t minor_rev; /**< SFDP Minor Revision */
uint16_t write_gran; /**< write granularity (bytes) */
uint8_t erase_4k; /**< 4 kilobyte erase is supported throughout the device */
uint8_t erase_4k_cmd; /**< 4 Kilobyte erase command */
bool sr_is_non_vola; /**< status register is supports non-volatile */
uint8_t vola_sr_we_cmd; /**< volatile status register write enable command */
bool addr_3_byte; /**< supports 3-Byte addressing */
bool addr_4_byte; /**< supports 4-Byte addressing */
uint32_t capacity; /**< flash capacity (bytes) */
struct {
uint32_t size; /**< erase sector size (bytes). 0x00: not available */
uint8_t cmd; /**< erase command */
} eraser[SFUD_SFDP_ERASE_TYPE_MAX_NUM]; /**< supported eraser types table */
//TODO lots of fast read-related stuff (like modes supported and number of wait states/dummy cycles needed in each)
} sfud_sfdp, *sfud_sfdp_t;
#endif
/**
* SPI device
*/
typedef struct __sfud_spi {
/* SPI device name */
char *name;
/* SPI bus write read data function */
sfud_err (*wr)(const struct __sfud_spi *spi, const uint8_t *write_buf, size_t write_size, uint8_t *read_buf,
size_t read_size);
#ifdef SFUD_USING_QSPI
/* QSPI fast read function */
sfud_err (*qspi_read)(const struct __sfud_spi *spi, uint32_t addr, sfud_qspi_read_cmd_format *qspi_read_cmd_format,
uint8_t *read_buf, size_t read_size);
#endif
/* lock SPI bus */
void (*lock)(const struct __sfud_spi *spi);
/* unlock SPI bus */
void (*unlock)(const struct __sfud_spi *spi);
/* some user data */
void *user_data;
} sfud_spi, *sfud_spi_t;
/**
* serial flash device
*/
typedef struct {
char *name; /**< serial flash name */
size_t index; /**< index of flash device information table @see flash_table */
sfud_flash_chip chip; /**< flash chip information */
sfud_spi spi; /**< SPI device */
bool init_ok; /**< initialize OK flag */
bool addr_in_4_byte; /**< flash is in 4-Byte addressing */
struct {
void (*delay)(void); /**< every retry's delay */
size_t times; /**< default times for error retry */
} retry;
void *user_data; /**< some user data */
#ifdef SFUD_USING_QSPI
sfud_qspi_read_cmd_format read_cmd_format; /**< fast read cmd format */
#endif
#ifdef SFUD_USING_SFDP
sfud_sfdp sfdp; /**< serial flash discoverable parameters by JEDEC standard */
#endif
} sfud_flash, *sfud_flash_t;
#ifdef __cplusplus
}
#endif
#endif /* _SFUD_DEF_H_ */

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/*
* This file is part of the Serial Flash Universal Driver Library.
*
* Copyright (c) 2016-2018, Armink, <armink.ztl@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Function: It is the flash types and specification macro definition head file for this library.
* Created on: 2016-06-09
*/
#ifndef _SFUD_FLASH_DEF_H_
#define _SFUD_FLASH_DEF_H_
#include <stdint.h>
#include <sfud_cfg.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* flash program(write) data mode
*/
enum sfud_write_mode {
SFUD_WM_PAGE_256B = 1 << 0, /**< write 1 to 256 bytes per page */
SFUD_WM_BYTE = 1 << 1, /**< byte write */
SFUD_WM_AAI = 1 << 2, /**< auto address increment */
SFUD_WM_DUAL_BUFFER = 1 << 3, /**< dual-buffer write, like AT45DB series */
};
/* manufacturer information */
typedef struct {
char *name;
uint8_t id;
} sfud_mf;
/* flash chip information */
typedef struct {
char *name; /**< flash chip name */
uint8_t mf_id; /**< manufacturer ID */
uint8_t type_id; /**< memory type ID */
uint8_t capacity_id; /**< capacity ID */
uint32_t capacity; /**< flash capacity (bytes) */
uint16_t write_mode; /**< write mode @see sfud_write_mode */
uint32_t erase_gran; /**< erase granularity (bytes) */
uint8_t erase_gran_cmd; /**< erase granularity size block command */
} sfud_flash_chip;
#ifdef SFUD_USING_QSPI
/* QSPI flash chip's extended information compared with SPI flash */
typedef struct {
uint8_t mf_id; /**< manufacturer ID */
uint8_t type_id; /**< memory type ID */
uint8_t capacity_id; /**< capacity ID */
uint8_t read_mode; /**< supported read mode on this qspi flash chip */
} sfud_qspi_flash_ext_info;
#endif
/* SFUD support manufacturer JEDEC ID */
#define SFUD_MF_ID_CYPRESS 0x01
#define SFUD_MF_ID_FUJITSU 0x04
#define SFUD_MF_ID_EON 0x1C
#define SFUD_MF_ID_ATMEL 0x1F
#define SFUD_MF_ID_MICRON 0x20
#define SFUD_MF_ID_AMIC 0x37
#define SFUD_MF_ID_NOR_MEM 0x52
#define SFUD_MF_ID_SANYO 0x62
#define SFUD_MF_ID_INTEL 0x89
#define SFUD_MF_ID_ESMT 0x8C
#define SFUD_MF_ID_FUDAN 0xA1
#define SFUD_MF_ID_HYUNDAI 0xAD
#define SFUD_MF_ID_SST 0xBF
#define SFUD_MF_ID_MICRONIX 0xC2
#define SFUD_MF_ID_GIGADEVICE 0xC8
#define SFUD_MF_ID_ISSI 0xD5
#define SFUD_MF_ID_WINBOND 0xEF
/* SFUD supported manufacturer information table */
#define SFUD_MF_TABLE \
{ \
{"Cypress", SFUD_MF_ID_CYPRESS}, \
{"Fujitsu", SFUD_MF_ID_FUJITSU}, \
{"EON", SFUD_MF_ID_EON}, \
{"Atmel", SFUD_MF_ID_ATMEL}, \
{"Micron", SFUD_MF_ID_MICRON}, \
{"AMIC", SFUD_MF_ID_AMIC}, \
{"Sanyo", SFUD_MF_ID_SANYO}, \
{"Intel", SFUD_MF_ID_INTEL}, \
{"ESMT", SFUD_MF_ID_ESMT}, \
{"Fudan", SFUD_MF_ID_FUDAN}, \
{"Hyundai", SFUD_MF_ID_HYUNDAI}, \
{"SST", SFUD_MF_ID_SST}, \
{"GigaDevice", SFUD_MF_ID_GIGADEVICE}, \
{"ISSI", SFUD_MF_ID_ISSI}, \
{"Winbond", SFUD_MF_ID_WINBOND}, \
{"Micronix", SFUD_MF_ID_MICRONIX}, \
{"Nor-Mem", SFUD_MF_ID_NOR_MEM}, \
}
#ifdef SFUD_USING_FLASH_INFO_TABLE
/* SFUD supported flash chip information table. If the flash not support JEDEC JESD216 standard,
* then the SFUD will find the flash chip information by this table. You can add other flash to here then
* notice me for update it. The configuration information name and index reference the sfud_flash_chip structure.
* | name | mf_id | type_id | capacity_id | capacity | write_mode | erase_gran | erase_gran_cmd |
*/
#define SFUD_FLASH_CHIP_TABLE \
{ \
{"AT45DB161E", SFUD_MF_ID_ATMEL, 0x26, 0x00, 2L*1024L*1024L, SFUD_WM_BYTE|SFUD_WM_DUAL_BUFFER, 512, 0x81}, \
{"W25Q40BV", SFUD_MF_ID_WINBOND, 0x40, 0x13, 512L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"W25Q16BV", SFUD_MF_ID_WINBOND, 0x40, 0x15, 2L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"W25Q32BV", SFUD_MF_ID_WINBOND, 0x40, 0x16, 4L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"W25Q64CV", SFUD_MF_ID_WINBOND, 0x40, 0x17, 8L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"W25Q64DW", SFUD_MF_ID_WINBOND, 0x60, 0x17, 8L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"W25Q128BV", SFUD_MF_ID_WINBOND, 0x40, 0x18, 16L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"W25Q256FV", SFUD_MF_ID_WINBOND, 0x40, 0x19, 32L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"SST25VF080B", SFUD_MF_ID_SST, 0x25, 0x8E, 1L*1024L*1024L, SFUD_WM_BYTE|SFUD_WM_AAI, 4096, 0x20}, \
{"SST25VF016B", SFUD_MF_ID_SST, 0x25, 0x41, 2L*1024L*1024L, SFUD_WM_BYTE|SFUD_WM_AAI, 4096, 0x20}, \
{"M25P32", SFUD_MF_ID_MICRON, 0x20, 0x16, 4L*1024L*1024L, SFUD_WM_PAGE_256B, 64L*1024L, 0xD8}, \
{"M25P80", SFUD_MF_ID_MICRON, 0x20, 0x14, 1L*1024L*1024L, SFUD_WM_PAGE_256B, 64L*1024L, 0xD8}, \
{"M25P40", SFUD_MF_ID_MICRON, 0x20, 0x13, 512L*1024L, SFUD_WM_PAGE_256B, 64L*1024L, 0xD8}, \
{"EN25Q32B", SFUD_MF_ID_EON, 0x30, 0x16, 4L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"GD25Q64B", SFUD_MF_ID_GIGADEVICE, 0x40, 0x17, 8L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"GD25Q16B", SFUD_MF_ID_GIGADEVICE, 0x40, 0x15, 2L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"GD25Q32C", SFUD_MF_ID_GIGADEVICE, 0x40, 0x16, 4L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"S25FL216K", SFUD_MF_ID_CYPRESS, 0x40, 0x15, 2L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"S25FL032P", SFUD_MF_ID_CYPRESS, 0x02, 0x15, 4L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"A25L080", SFUD_MF_ID_AMIC, 0x30, 0x14, 1L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
{"F25L004", SFUD_MF_ID_ESMT, 0x20, 0x13, 512L*1024L, SFUD_WM_BYTE|SFUD_WM_AAI, 4096, 0x20}, \
{"PCT25VF016B", SFUD_MF_ID_SST, 0x25, 0x41, 2L*1024L*1024L, SFUD_WM_BYTE|SFUD_WM_AAI, 4096, 0x20}, \
{"NM25Q128EV", SFUD_MF_ID_NOR_MEM, 0x21, 0x18, 16L*1024L*1024L, SFUD_WM_PAGE_256B, 4096, 0x20}, \
}
#endif /* SFUD_USING_FLASH_INFO_TABLE */
#ifdef SFUD_USING_QSPI
/* This table saves flash read-fast instructions in QSPI mode,
* SFUD can use this table to select the most appropriate read instruction for flash.
* | mf_id | type_id | capacity_id | qspi_read_mode |
*/
#define SFUD_FLASH_EXT_INFO_TABLE \
{ \
/* W25Q40BV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x13, NORMAL_SPI_READ|DUAL_OUTPUT}, \
/* W25Q80JV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x14, NORMAL_SPI_READ|DUAL_OUTPUT}, \
/* W25Q16BV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x15, NORMAL_SPI_READ|DUAL_OUTPUT}, \
/* W25Q32BV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x16, NORMAL_SPI_READ|DUAL_OUTPUT|QUAD_OUTPUT|QUAD_IO}, \
/* W25Q64JV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x17, NORMAL_SPI_READ|DUAL_OUTPUT|DUAL_IO|QUAD_OUTPUT|QUAD_IO}, \
/* W25Q128JV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x18, NORMAL_SPI_READ|DUAL_OUTPUT|DUAL_IO|QUAD_OUTPUT|QUAD_IO}, \
/* W25Q256FV */ \
{SFUD_MF_ID_WINBOND, 0x40, 0x19, NORMAL_SPI_READ|DUAL_OUTPUT|DUAL_IO|QUAD_OUTPUT|QUAD_IO}, \
/* EN25Q32B */ \
{SFUD_MF_ID_EON, 0x30, 0x16, NORMAL_SPI_READ|DUAL_OUTPUT|QUAD_IO}, \
/* S25FL216K */ \
{SFUD_MF_ID_CYPRESS, 0x40, 0x15, NORMAL_SPI_READ|DUAL_OUTPUT}, \
/* A25L080 */ \
{SFUD_MF_ID_AMIC, 0x30, 0x14, NORMAL_SPI_READ|DUAL_OUTPUT|DUAL_IO}, \
/* A25LQ64 */ \
{SFUD_MF_ID_AMIC, 0x40, 0x17, NORMAL_SPI_READ|DUAL_OUTPUT|DUAL_IO|QUAD_IO}, \
/* MX25L3206E and KH25L3206E */ \
{SFUD_MF_ID_MICRONIX, 0x20, 0x16, NORMAL_SPI_READ|DUAL_OUTPUT}, \
/* GD25Q64B */ \
{SFUD_MF_ID_GIGADEVICE, 0x40, 0x17, NORMAL_SPI_READ|DUAL_OUTPUT}, \
}
#endif /* SFUD_USING_QSPI */
#ifdef __cplusplus
}
#endif
#endif /* _SFUD_FLASH_DEF_H_ */

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/*
* This file is part of the Serial Flash Universal Driver Library.
*
* Copyright (c) 2016-2018, Armink, <armink.ztl@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Function: Portable interface for each platform.
* Created on: 2016-04-23
*/
#include <sfud.h>
#include <stdarg.h>
#include "luat_debug.h"
#include "luat_gpio.h"
#include "luat_spi.h"
static char log_buf[256];
void sfud_log_debug(const char *file, const long line, const char *format, ...);
#include "RTE_Device.h"
/**
* SPI write data then read data
*/
static sfud_err spi_write_read(const sfud_spi *spi, const uint8_t *write_buf, size_t write_size, uint8_t *read_buf,
size_t read_size) {
sfud_err result = SFUD_SUCCESS;
if (write_size) {
SFUD_ASSERT(write_buf);
}
if (read_size) {
SFUD_ASSERT(read_buf);
}
luat_spi_t* spi_flash = (luat_spi_t*) (spi->user_data);
if (write_size) {
SFUD_ASSERT(write_buf);
}
if (read_size) {
SFUD_ASSERT(read_buf);
}
if (spi_flash -> id == 0){
if (RTE_SPI0_SSN_BIT==0xFF && spi_flash->cs){
luat_gpio_set(spi_flash->cs, 0);
}
}else if(spi_flash -> id == 1){
if (RTE_SPI1_SSN_BIT==0xFF && spi_flash->cs){
luat_gpio_set(spi_flash->cs, 0);
}
}
if (write_size) {
if (luat_spi_send(spi_flash -> id, write_buf, write_size) <= 0) {
result = SFUD_ERR_WRITE;
}
}
if (read_size) {
if (luat_spi_recv(spi_flash -> id, read_buf, read_size) <= 0) {
result = SFUD_ERR_READ;
}
}
if (spi_flash -> id == 0){
if (RTE_SPI0_SSN_BIT==0xFF && spi_flash->cs){
luat_gpio_set(spi_flash->cs, 1);
}
}else if(spi_flash -> id == 1){
if (RTE_SPI1_SSN_BIT==0xFF && spi_flash->cs){
luat_gpio_set(spi_flash->cs, 1);
}
}
return result;
}
#ifdef SFUD_USING_QSPI
/**
* read flash data by QSPI
*/
static sfud_err qspi_read(const struct __sfud_spi *spi, uint32_t addr, sfud_qspi_read_cmd_format *qspi_read_cmd_format,
uint8_t *read_buf, size_t read_size) {
sfud_err result = SFUD_SUCCESS;
/**
* add your qspi read flash data code
*/
return result;
}
#endif /* SFUD_USING_QSPI */
/* about 100 microsecond delay */
static void retry_delay_100us(void) {
uint32_t delay = 120;
while(delay--);
}
sfud_err sfud_spi_port_init(sfud_flash *flash) {
sfud_err result = SFUD_SUCCESS;
extern luat_spi_t sfud_spi_flash;
if (sfud_spi_flash.id == 0){
if (RTE_SPI0_SSN_BIT==0xFF && sfud_spi_flash.cs){
luat_gpio_cfg_t gpio_cfg;
luat_gpio_set_default_cfg(&gpio_cfg);
gpio_cfg.mode = Luat_GPIO_OUTPUT;
gpio_cfg.pull = LUAT_GPIO_DEFAULT;
gpio_cfg.output_level = Luat_GPIO_HIGH;
gpio_cfg.pin = sfud_spi_flash.cs;
luat_gpio_open(&gpio_cfg);
}
}else if(sfud_spi_flash.id == 1){
if (RTE_SPI1_SSN_BIT==0xFF && sfud_spi_flash.cs){
luat_gpio_cfg_t gpio_cfg;
luat_gpio_set_default_cfg(&gpio_cfg);
gpio_cfg.mode = Luat_GPIO_OUTPUT;
gpio_cfg.pull = LUAT_GPIO_DEFAULT;
gpio_cfg.output_level = Luat_GPIO_HIGH;
gpio_cfg.pin = sfud_spi_flash.cs;
luat_gpio_open(&gpio_cfg);
}
}
/* port SPI device interface */
flash->spi.wr = spi_write_read;
// flash->spi.user_data = flash;
flash->spi.user_data = &sfud_spi_flash;
/* 100 microsecond delay */
flash->retry.delay = retry_delay_100us;
/* 60 seconds timeout */
flash->retry.times = 60 * 10000;
flash->name = "LuatOS-sfud";
return result;
}
/**
* This function is print debug info.
*
* @param file the file which has call this function
* @param line the line number which has call this function
* @param format output format
* @param ... args
*/
void sfud_log_debug(const char *file, const long line, const char *format, ...) {
va_list args;
/* args point to the first variable parameter */
va_start(args, format);
// printf("[SFUD](%s:%ld) ", file, line);
/* must use vprintf to print */
vsnprintf(log_buf, sizeof(log_buf), format, args);
// printf("%s\n", log_buf);
LUAT_DEBUG_PRINT("%s ", log_buf);
va_end(args);
}
/**
* This function is print routine info.
*
* @param format output format
* @param ... args
*/
void sfud_log_info(const char *format, ...) {
va_list args;
/* args point to the first variable parameter */
va_start(args, format);
// printf("[SFUD]");
/* must use vprintf to print */
vsnprintf(log_buf, sizeof(log_buf), format, args);
// printf("%s\n", log_buf);
LUAT_DEBUG_PRINT("%s ", log_buf);
va_end(args);
}

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/*
* This file is part of the Serial Flash Universal Driver Library.
*
* Copyright (c) 2016, Armink, <armink.ztl@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* 'Software'), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED 'AS IS', WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Function: Analyze the SFDP (Serial Flash Discoverable Parameters) which from JESD216/A/B (V1.X) standard.
* JESD216 (V1.0) document: http://www.jedec.org/sites/default/files/docs/JESD216.pdf
* JESD216A (V1.5) document: http://www.jedec.org/sites/default/files/docs/JESD216A.pdf
* JESD216B (V1.6) document: http://www.jedec.org/sites/default/files/docs/JESD216B.pdf
*
* Created on: 2016-05-26
*/
#include "sfud.h"
/**
* JEDEC Standard JESD216 Terms and definitions:
*
* DWORD: Four consecutive 8-bit bytes used as the basic 32-bit building block for headers and parameter tables.
*
* Sector: The minimum granularity - size and alignment - of an area that can be erased in the data array
* of a flash memory device. Different areas within the address range of the data array may have a different
* minimum erase granularity (sector size).
*/
#ifdef SFUD_USING_SFDP
/* support maximum SFDP major revision by driver */
#define SUPPORT_MAX_SFDP_MAJOR_REV 1
/* the JEDEC basic flash parameter table length is 9 DWORDs (288-bit) on JESD216 (V1.0) initial release standard */
#define BASIC_TABLE_LEN 9
/* the smallest eraser in SFDP eraser table */
#define SMALLEST_ERASER_INDEX 0
/**
* SFDP parameter header structure
*/
typedef struct {
uint8_t id; /**< Parameter ID LSB */
uint8_t minor_rev; /**< Parameter minor revision */
uint8_t major_rev; /**< Parameter major revision */
uint8_t len; /**< Parameter table length(in double words) */
uint32_t ptp; /**< Parameter table 24bit pointer (byte address) */
} sfdp_para_header;
static sfud_err read_sfdp_data(const sfud_flash *flash, uint32_t addr, uint8_t *read_buf, size_t size);
static bool read_sfdp_header(sfud_flash *flash);
static bool read_basic_header(const sfud_flash *flash, sfdp_para_header *basic_header);
static bool read_basic_table(sfud_flash *flash, sfdp_para_header *basic_header);
/* ../port/sfup_port.c */
extern void sfud_log_debug(const char *file, const long line, const char *format, ...);
extern void sfud_log_info(const char *format, ...);
/**
* Read SFDP parameter information
*
* @param flash flash device
*
* @return true: read OK
*/
bool sfud_read_sfdp(sfud_flash *flash) {
SFUD_ASSERT(flash);
/* JEDEC basic flash parameter header */
sfdp_para_header basic_header;
if (read_sfdp_header(flash) && read_basic_header(flash, &basic_header)) {
return read_basic_table(flash, &basic_header);
} else {
SFUD_INFO("Warning: Read SFDP parameter header information failed. The %s is not support JEDEC SFDP.", flash->name);
return false;
}
}
/**
* Read SFDP parameter header
*
* @param flash flash device
*
* @return true: read OK
*/
static bool read_sfdp_header(sfud_flash *flash) {
sfud_sfdp *sfdp = &flash->sfdp;
/* The SFDP header is located at address 000000h of the SFDP data structure.
* It identifies the SFDP Signature, the number of parameter headers, and the SFDP revision numbers. */
/* sfdp parameter header address */
uint32_t header_addr = 0;
/* each parameter header being 2 DWORDs (64-bit) */
uint8_t header[2 * 4] = { 0 };
SFUD_ASSERT(flash);
sfdp->available = false;
/* read SFDP header */
if (read_sfdp_data(flash, header_addr, header, sizeof(header)) != SFUD_SUCCESS) {
SFUD_INFO("Error: Can't read SFDP header.");
return false;
}
/* check SFDP header */
if (!(header[0] == 'S' &&
header[1] == 'F' &&
header[2] == 'D' &&
header[3] == 'P')) {
SFUD_DEBUG("Error: Check SFDP signature error. It's must be 50444653h('S' 'F' 'D' 'P').");
return false;
}
sfdp->minor_rev = header[4];
sfdp->major_rev = header[5];
if (sfdp->major_rev > SUPPORT_MAX_SFDP_MAJOR_REV) {
SFUD_INFO("Error: This reversion(V%d.%d) SFDP is not supported.", sfdp->major_rev, sfdp->minor_rev);
return false;
}
SFUD_DEBUG("Check SFDP header is OK. The reversion is V%d.%d, NPN is %d.", sfdp->major_rev, sfdp->minor_rev,
header[6]);
return true;
}
/**
* Read JEDEC basic parameter header
*
* @param flash flash device
*
* @return true: read OK
*/
static bool read_basic_header(const sfud_flash *flash, sfdp_para_header *basic_header) {
/* The basic parameter header is mandatory, is defined by this standard, and starts at byte offset 08h. */
uint32_t header_addr = 8;
/* each parameter header being 2 DWORDs (64-bit) */
uint8_t header[2 * 4] = { 0 };
SFUD_ASSERT(flash);
SFUD_ASSERT(basic_header);
/* read JEDEC basic flash parameter header */
if (read_sfdp_data(flash, header_addr, header, sizeof(header)) != SFUD_SUCCESS) {
SFUD_INFO("Error: Can't read JEDEC basic flash parameter header.");
return false;
}
basic_header->id = header[0];
basic_header->minor_rev = header[1];
basic_header->major_rev = header[2];
basic_header->len = header[3];
basic_header->ptp = (long)header[4] | (long)header[5] << 8 | (long)header[6] << 16;
/* check JEDEC basic flash parameter header */
if (basic_header->major_rev > SUPPORT_MAX_SFDP_MAJOR_REV) {
SFUD_INFO("Error: This reversion(V%d.%d) JEDEC basic flash parameter header is not supported.",
basic_header->major_rev, basic_header->minor_rev);
return false;
}
if (basic_header->len < BASIC_TABLE_LEN) {
SFUD_INFO("Error: The JEDEC basic flash parameter table length (now is %d) error.", basic_header->len);
return false;
}
SFUD_DEBUG("Check JEDEC basic flash parameter header is OK. The table id is %d, reversion is V%d.%d,"
" length is %d, parameter table pointer is 0x%06lX.", basic_header->id, basic_header->major_rev,
basic_header->minor_rev, basic_header->len, basic_header->ptp);
return true;
}
/**
* Read JEDEC basic parameter table
*
* @param flash flash device
*
* @return true: read OK
*/
static bool read_basic_table(sfud_flash *flash, sfdp_para_header *basic_header) {
sfud_sfdp *sfdp = &flash->sfdp;
/* parameter table address */
uint32_t table_addr = basic_header->ptp;
/* parameter table */
uint8_t table[BASIC_TABLE_LEN * 4] = { 0 }, i, j;
SFUD_ASSERT(flash);
SFUD_ASSERT(basic_header);
/* read JEDEC basic flash parameter table */
if (read_sfdp_data(flash, table_addr, table, sizeof(table)) != SFUD_SUCCESS) {
SFUD_INFO("Warning: Can't read JEDEC basic flash parameter table.");
return false;
}
/* print JEDEC basic flash parameter table info */
SFUD_DEBUG("JEDEC basic flash parameter table info:");
SFUD_DEBUG("MSB-LSB 3 2 1 0");
for (i = 0; i < BASIC_TABLE_LEN; i++) {
SFUD_DEBUG("[%04d] 0x%02X 0x%02X 0x%02X 0x%02X", i + 1, table[i * 4 + 3], table[i * 4 + 2], table[i * 4 + 1],
table[i * 4]);
}
/* get block/sector 4 KB erase supported and command */
sfdp->erase_4k_cmd = table[1];
switch (table[0] & 0x03) {
case 1:
sfdp->erase_4k = true;
SFUD_DEBUG("4 KB Erase is supported throughout the device. Command is 0x%02X.", sfdp->erase_4k_cmd);
break;
case 3:
sfdp->erase_4k = false;
SFUD_DEBUG("Uniform 4 KB erase is unavailable for this device.");
break;
default:
SFUD_INFO("Error: Uniform 4 KB erase supported information error.");
return false;
}
/* get write granularity */
//TODO ĿǰΪ 1.0 <20><><EFBFBD>ṩ<EFBFBD>ķ<EFBFBD>ʽ<EFBFBD><CABD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>֧<EFBFBD><D6A7> V1.5 <20><><EFBFBD><EFBFBD><EFBFBD>ϵķ<CFB5>ʽ<EFBFBD><CABD>ȡ page size
switch ((table[0] & (0x01 << 2)) >> 2) {
case 0:
sfdp->write_gran = 1;
SFUD_DEBUG("Write granularity is 1 byte.");
break;
case 1:
sfdp->write_gran = 256;
SFUD_DEBUG("Write granularity is 64 bytes or larger.");
break;
}
/* volatile status register block protect bits */
switch ((table[0] & (0x01 << 3)) >> 3) {
case 0:
/* Block Protect bits in device's status register are solely non-volatile or may be
* programmed either as volatile using the 50h instruction for write enable or non-volatile
* using the 06h instruction for write enable.
*/
sfdp->sr_is_non_vola = true;
SFUD_DEBUG("Target flash status register is non-volatile.");
break;
case 1:
/* block protect bits in device's status register are solely volatile. */
sfdp->sr_is_non_vola = false;
SFUD_DEBUG("Block Protect bits in device's status register are solely volatile.");
/* write enable instruction select for writing to volatile status register */
switch ((table[0] & (0x01 << 4)) >> 4) {
case 0:
sfdp->vola_sr_we_cmd = SFUD_VOLATILE_SR_WRITE_ENABLE;
SFUD_DEBUG("Flash device requires instruction 50h as the write enable prior "
"to performing a volatile write to the status register.");
break;
case 1:
sfdp->vola_sr_we_cmd = SFUD_CMD_WRITE_ENABLE;
SFUD_DEBUG("Flash device requires instruction 06h as the write enable prior "
"to performing a volatile write to the status register.");
break;
}
break;
}
/* get address bytes, number of bytes used in addressing flash array read, write and erase. */
switch ((table[2] & (0x03 << 1)) >> 1) {
case 0:
sfdp->addr_3_byte = true;
sfdp->addr_4_byte = false;
SFUD_DEBUG("3-Byte only addressing.");
break;
case 1:
sfdp->addr_3_byte = true;
sfdp->addr_4_byte = true;
SFUD_DEBUG("3- or 4-Byte addressing.");
break;
case 2:
sfdp->addr_3_byte = false;
sfdp->addr_4_byte = true;
SFUD_DEBUG("4-Byte only addressing.");
break;
default:
sfdp->addr_3_byte = false;
sfdp->addr_4_byte = false;
SFUD_INFO("Error: Read address bytes error!");
return false;
}
/* get flash memory capacity */
uint32_t table2_temp = ((long)table[7] << 24) | ((long)table[6] << 16) | ((long)table[5] << 8) | (long)table[4];
switch ((table[7] & (0x01 << 7)) >> 7) {
case 0:
sfdp->capacity = 1 + (table2_temp >> 3);
break;
case 1:
table2_temp &= 0x7FFFFFFF;
if (table2_temp > sizeof(sfdp->capacity) * 8 + 3) {
sfdp->capacity = 0;
SFUD_INFO("Error: The flash capacity is grater than 32 Gb/ 4 GB! Not Supported.");
return false;
}
sfdp->capacity = 1L << (table2_temp - 3);
break;
}
SFUD_DEBUG("Capacity is %ld Bytes.", sfdp->capacity);
/* get erase size and erase command */
for (i = 0, j = 0; i < SFUD_SFDP_ERASE_TYPE_MAX_NUM; i++) {
if (table[28 + 2 * i] != 0x00) {
sfdp->eraser[j].size = 1L << table[28 + 2 * i];
sfdp->eraser[j].cmd = table[28 + 2 * i + 1];
SFUD_DEBUG("Flash device supports %ldKB block erase. Command is 0x%02X.", sfdp->eraser[j].size / 1024,
sfdp->eraser[j].cmd);
j++;
}
}
/* sort the eraser size from small to large */
for (i = 0, j = 0; i < SFUD_SFDP_ERASE_TYPE_MAX_NUM; i++) {
if (sfdp->eraser[i].size) {
for (j = i + 1; j < SFUD_SFDP_ERASE_TYPE_MAX_NUM; j++) {
if (sfdp->eraser[j].size != 0 && sfdp->eraser[i].size > sfdp->eraser[j].size) {
/* swap the small eraser */
uint32_t temp_size = sfdp->eraser[i].size;
uint8_t temp_cmd = sfdp->eraser[i].cmd;
sfdp->eraser[i].size = sfdp->eraser[j].size;
sfdp->eraser[i].cmd = sfdp->eraser[j].cmd;
sfdp->eraser[j].size = temp_size;
sfdp->eraser[j].cmd = temp_cmd;
}
}
}
}
sfdp->available = true;
return true;
}
static sfud_err read_sfdp_data(const sfud_flash *flash, uint32_t addr, uint8_t *read_buf, size_t size) {
uint8_t cmd[] = {
SFUD_CMD_READ_SFDP_REGISTER,
(addr >> 16) & 0xFF,
(addr >> 8) & 0xFF,
(addr >> 0) & 0xFF,
SFUD_DUMMY_DATA,
};
SFUD_ASSERT(flash);
SFUD_ASSERT(addr < 1L << 24);
SFUD_ASSERT(read_buf);
SFUD_ASSERT(flash->spi.wr);
return flash->spi.wr(&flash->spi, cmd, sizeof(cmd), read_buf, size);
}
/**
* get the most suitable eraser for erase process from SFDP parameter
*
* @param flash flash device
* @param addr start address
* @param erase_size will be erased size
*
* @return the eraser index of SFDP eraser table @see sfud_sfdp.eraser[]
*/
size_t sfud_sfdp_get_suitable_eraser(const sfud_flash *flash, uint32_t addr, size_t erase_size) {
size_t index = SMALLEST_ERASER_INDEX, i;
/* only used when flash supported SFDP */
SFUD_ASSERT(flash->sfdp.available);
/* the address isn't align by smallest eraser's size, then use the smallest eraser */
if (addr % flash->sfdp.eraser[SMALLEST_ERASER_INDEX].size) {
return SMALLEST_ERASER_INDEX;
}
/* Find the suitable eraser.
* The largest size eraser is at the end of eraser table.
* In order to decrease erase command counts, so the find process is from the end of eraser table. */
for (i = SFUD_SFDP_ERASE_TYPE_MAX_NUM - 1;; i--) {
if ((flash->sfdp.eraser[i].size != 0) && (erase_size >= flash->sfdp.eraser[i].size)
&& (addr % flash->sfdp.eraser[i].size == 0)) {
index = i;
break;
}
if (i == SMALLEST_ERASER_INDEX) {
break;
}
}
return index;
}
#endif /* SFUD_USING_SFDP */