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add:添加nor flash支持
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@Dozingfiretruck
Dozingfiretruck committed May 13, 2024
1 parent 8e54892 commit 9cfd53a
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Showing 4 changed files with 443 additions and 122 deletions.
134 changes: 133 additions & 1 deletion components/little_flash/inc/little_flash_define.h
View file
Expand Up @@ -80,12 +80,130 @@ typedef enum {
LF_ERR_BUSY,
LF_ERR_BAD_ADDRESS,
LF_ERR_NO_MEM,
LF_ERR_SFDP_HEADER,
LF_ERR_SFDP_PARAMETER,
}lf_err_t;

#ifndef LF_FLASH_NAME_LEN
#define LF_FLASH_NAME_LEN 16
#endif

/* JEDEC Basic Flash Parameter Table */
typedef struct {
union{ /**< 1st DWORD */
struct {
uint32_t Erase_Sizes : 2; /**< Erase Sizes */
uint32_t Write_Granularity:1; /**< Write Granularity */
uint32_t Volatile_Block_Protect:1; /**< Volatile Status Register Block Protect bits */
uint32_t Write_Enable_Select:1; /**< Write Enable Instruction Select for Writing to Volatile Status Register */
uint32_t :3; /**< Contains 111b and can never be changed. */
uint32_t Erase_4k:8; /**< 4 Kilobyte Erase Instruction */
uint32_t Fast_Read_1S1S2S:1; /**< Supports (1S-1S-2S) Fast Read */
uint32_t Address_Bytes:2; /**< Address Bytes */
uint32_t DTR_Clocking:1; /**< Supports Double Transfer Rate (DTR) Clocking */
uint32_t Fast_Read_1S2S2S:1; /**< Supports (1S-2S-2S) Fast Read */
uint32_t Fast_Read_1S4S4S:1; /**< Supports (1S-4S-4S) Fast Read */
uint32_t Fast_Read_1S1S4S:1; /**< Supports (1S-1S-4S) Fast Read */
uint32_t :8; /**< Contains FFh and can never be changed. */
};
uint32_t pt1;
};
uint32_t Flash_Memory_Density; /**< Flash Memory Density */
union{
struct {
uint32_t Fast_Read_1S4S4S_Wait:5; /**< (1S-4S-4S) Fast Read Number of Wait states (dummy clocks) needed before valid output */
uint32_t Fast_Read_1S4S4S_Clocks:3; /**< Quad Input Address Quad Output (1S-4S-4S) Fast Read Number of Mode Clocks */
uint32_t Fast_Read_1S4S4S_Instruction:8;/**< (1S-4S-4S) Fast Read Instruction */
uint32_t Fast_Read_1S1S4S_Wait:5; /**< (1S-1S-4S) Fast Read Number of Wait states (dummy clocks) needed before valid output */
uint32_t Fast_Read_1S1S4S_Clocks:3; /**< (1S-1S-4S) Fast Read Number of Mode Clocks */
uint32_t Fast_Read_1S1S4S_Instruction:8;/**< (1S-1S-4S) Fast Read Instruction */
};
uint32_t pt3;
};
union{
struct {
uint32_t Fast_Read_1S1S2S_Wait:5; /**< (1S-1S-2S) Fast Read Number of Wait states (dummy clocks) needed before valid output */
uint32_t Fast_Read_1S1S2S_Clocks:3; /**< Quad Input Address Quad Output (1S-1S-2S) Fast Read Number of Mode Clocks */
uint32_t Fast_Read_1S1S2S_Instruction:8;/**< (1S-1S-2S) Fast Read Instruction */
uint32_t Fast_Read_1S2S2S_Wait:5; /**< (1S-2S-2S) Fast Read Number of Wait states (dummy clocks) needed before valid output */
uint32_t Fast_Read_1S2S2S_Clocks:3; /**< (1S-2S-2S) Fast Read Number of Mode Clocks */
uint32_t Fast_Read_1S2S2S_Instruction:8;/**< (1S-2S-2S) Fast Read Instruction */
};
uint32_t pt4;
};
union{
struct {
uint32_t Fast_Read_2S2S2S:1; /**< Supports (2S-2S-2S) Fast Read */
uint32_t :3; /**< Reserved. These bits default to all 1’s */
uint32_t Fast_Read_4S4S4S:1; /**< Supports (4S-4S-4S) Fast Read */
uint32_t :27; /**< Reserved. These bits default to all 1’s */
};
uint32_t pt5;
};
union{
struct {
uint32_t :16; /**< Reserved. These bits default to all 1’s */
uint32_t Fast_Read_2S2S2S_Wait:5; /**< (2S-2S-2S) Fast Read Number of Wait states (dummy clocks) needed before valid output */
uint32_t Fast_Read_2S2S2S_Clocks:3; /**< (2S-2S-2S) Fast Read Number of Mode Clocks */
uint32_t Fast_Read_2S2S2S_Instruction:8;/**< (2S-2S-2S) Fast Read Instruction */
};
uint32_t pt6;
};
union{
struct {
uint32_t :16; /**< Reserved. These bits default to all 1’s */
uint32_t Fast_Read_4S4S4S_Wait:5; /**< (4S-4S-4S) Fast Read Number of Wait states (dummy clocks) needed before valid output */
uint32_t Fast_Read_4S4S4S_Clocks:3; /**< (4S-4S-4S) Fast Read Number of Mode Clocks */
uint32_t Fast_Read_4S4S4S_Instruction:8;/**< (4S-4S-4S) Fast Read Instruction */
};
uint32_t pt7;
};
union{
struct {
uint32_t Erase_Type_1_Size:8; /**< Erase Type 1 Size */
uint32_t Erase_Type_1_Instruction:8; /**< Erase Type 1 Instruction */
uint32_t Erase_Type_2_Size:8; /**< Erase Type 2 Size */
uint32_t Erase_Type_2_Instruction:8; /**< Erase Type 2 Instruction */
};
uint32_t pt8;
};
union{
struct {
uint32_t Erase_Type_3_Size:8; /**< Erase Type 3 Size */
uint32_t Erase_Type_3_Instruction:8; /**< Erase Type 3 Instruction */
uint32_t Erase_Type_4_Size:8; /**< Erase Type 4 Size */
uint32_t Erase_Type_4_Instruction:8; /**< Erase Type 4 Instruction */
};
uint32_t pt9;
};
union{
struct {
uint32_t Erase_Time_Multiplier:4; /**< Multiplier from typical erase time to maximum erase time */
uint32_t Erase_Type_1_Time:7; /**< Erase Type 1 Erase, Typical time */
uint32_t Erase_Type_2_Time:7; /**< Erase Type 2 Erase, Typical time */
uint32_t Erase_Type_3_Time:7; /**< Erase Type 3 Erase, Typical time */
uint32_t Erase_Type_4_Time:7; /**< Erase Type 4 Erase, Typical time */
};
uint32_t pt10;
};
// ...

}little_flash_sfdp_pt_t;

typedef struct {
uint8_t minor_rev; /**< sfdp minor revision */
uint8_t major_rev; /**< sfdp major revision */
uint8_t nph; /**< Number of Parameter Headers (NPH) */
uint8_t access_protocol; /**< SFDP Access Protocol */

uint16_t parameter_id; /**< Parameter ID */
uint8_t parameter_minor_rev; /**< Parameter Minor Revision */
uint8_t parameter_major_rev; /**< Parameter Major Revision */
uint8_t parameter_length; /**< Parameter Length */
uint32_t parameter_pointer; /**< Parameter Table Pointer */
little_flash_sfdp_pt_t pt; /**< Parameter Table */
}little_flash_sfdp_t;

typedef struct {
char name[LF_FLASH_NAME_LEN]; /**< flash chip name */
uint8_t manufacturer_id; /**< MANUFACTURER ID */
Expand All @@ -98,10 +216,10 @@ typedef struct {
uint16_t driver_type;
};
uint32_t capacity; /**< flash capacity (bytes) */
uint8_t addr_bytes; /**< address bytes 2 3 4*/
uint8_t erase_cmd; /**< erase granularity size block command */
uint32_t erase_size; /**< erase granularity (bytes) */
/* 以下基本可以代码自动推断无需指定 */
uint8_t addr_bytes; /**< address bytes 2 3 4*/
uint32_t prog_size; /**< page size (bytes) */
uint32_t read_size; /**< read size (bytes) */
uint32_t retry_times; /**< retry times */
Expand Down Expand Up @@ -133,8 +251,15 @@ struct little_flash{
void* user_data;
};

/* SFDP JESD216F revision */
#define LF_SFDP_MAJOR_REV (0x01)
#define LF_SFDP_MINOR_REV (0x0A)

#define LF_RETRY_TIMES (500000)

#define LF_NORFLASH_PAGE_ZISE (256) /**< NOR flash page size (bytes) */
#define LF_NORFLASH_SECTOR_ZISE (4096) /**< NOR flash sector size (bytes) */

#define LF_NANDFLASH_PAGE_ZISE (2048) /**< NAND flash page size (bytes) */

#define LF_CMD_WRITE_STATUS_REGISTER (0x01)
Expand All @@ -145,8 +270,15 @@ struct little_flash{

#define LF_CMD_WRITE_ENABLE (0x06)

#define LF_CMD_SFDP_REGISTER (0x5A)
#define LF_CMD_SFDP_HEADER (0x00)
#define LF_CMD_SFDP_PARAMETER_HEADER1 (0x08)
#define LF_CMD_SFDP_PARAMETER_HEADER2 (0x10)

#define LF_CMD_JEDEC_ID (0x9F)

#define LF_CMD_ERASE_CHIP (0xC7)

#define LF_CMD_ENABLE_RESET (0x66)

#define LF_CMD_NORFLASH_RESET (0x99)
Expand Down
6 changes: 3 additions & 3 deletions components/little_flash/inc/little_flash_table.h
View file
Expand Up @@ -11,14 +11,14 @@ extern "C" {


/*
待考究是否需要 地址位数 页大小等参数
Flash table
name | manufacturer ID |device ID | falsh type | capacity | addr bytes | erase cmd | erase size
name | manufacturer ID |device ID | falsh type | capacity | erase cmd | erase size
*/

#define LITTLE_FLASH_CHIP_TABLE \
{ \
{"W25N01GVZEIG", LF_MF_ID_WINBOND, 0xAA21, LF_DRIVER_NAND_FLASH, 128L*1024L*1024L, 2, 0xD8, 128L*1024L}, \
{"W25N01GVZEIG", LF_MF_ID_WINBOND, 0xAA21, LF_DRIVER_NAND_FLASH, 128L*1024L*1024L, 0xD8, 64L*2048L}, \
{"W25Q128FVSG", LF_MF_ID_WINBOND, 0x4018, LF_DRIVER_NOR_FLASH, 16L*1024L*1024L, 0x20, 4096L}, \
}

#ifdef __cplusplus
Expand Down
2 changes: 1 addition & 1 deletion components/little_flash/port/little_flash_config.h
View file
Expand Up @@ -23,7 +23,7 @@ extern "C" {

#define LF_USE_LOCAL_TABLE /* enable local table driver for little flash */

// #define LF_USE_NOR /* enable NOR for little flash */
#define LF_USE_NOR /* enable NOR for little flash */

#define LF_USE_NAND /* enable NAND for little flash */

Expand Down

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