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feat: sync current parallel NAND implementation from templates

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This commit is contained in:
Andrey Kruchinkin
2026-09-15 12:25:15 +03:00
parent c0c20f6dc2
commit 67cca68fcc
19 changed files with 495 additions and 32 deletions
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13
include/parallel_nand.h
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@@ -35,7 +35,12 @@ typedef enum {
PNAND_ERROR_PORT = -2,
PNAND_ERROR_TIMEOUT = -3,
PNAND_ERROR_RANGE = -4,
PNAND_ERROR_BUFFER = -5
PNAND_ERROR_BUFFER = -5,
PNAND_ERROR_WRITE_PROTECTED = -6,
PNAND_ERROR_PROGRAM_FAILED = -7,
PNAND_ERROR_ERASE_FAILED = -8,
PNAND_ERROR_BAD_BLOCK = -9,
PNAND_ERROR_CONFIRMATION = -10
} parallel_nand_result_t;
typedef struct {
@@ -71,6 +76,12 @@ int parallel_nand_read_page(parallel_nand_t *nand, unsigned long page,
int parallel_nand_read_page_slice(parallel_nand_t *nand, unsigned long page,
unsigned long column, pnand_octet_t *out,
unsigned long count);
int parallel_nand_program_page(parallel_nand_t *nand, unsigned long page,
const pnand_octet_t *main_data,
unsigned long main_count,
const pnand_octet_t *oob,
unsigned long oob_count);
int parallel_nand_erase_block(parallel_nand_t *nand, unsigned long block);
int parallel_nand_is_bad_block(parallel_nand_t *nand, unsigned long block,
int *is_bad);
unsigned long parallel_nand_page_count(const parallel_nand_t *nand);

13
include/parallel_nand_gas.h
View File

@@ -30,20 +30,28 @@ enum {
PNAND_GAS_REG_DEVICE_ID = 0x000C,
PNAND_GAS_REG_BAD_BLOCK = 0x000D,
PNAND_GAS_REG_GENERATION_LO = 0x000E,
PNAND_GAS_REG_GENERATION_HI = 0x000F
PNAND_GAS_REG_GENERATION_HI = 0x000F,
PNAND_GAS_REG_CONFIRM = 0x0010
};
enum {
PNAND_GAS_CMD_NONE = 0,
PNAND_GAS_CMD_RESET = 1,
PNAND_GAS_CMD_READ_ID = 2,
PNAND_GAS_CMD_READ_PAGE = 3
PNAND_GAS_CMD_READ_PAGE = 3,
PNAND_GAS_CMD_CLEAR_BUFFER = 4,
PNAND_GAS_CMD_PROGRAM_PAGE = 5,
PNAND_GAS_CMD_ERASE_BLOCK = 6
};
#define PNAND_GAS_CONFIRM_MAGIC 0xA55AU
#define PNAND_GAS_STATUS_READY 0x0001U
#define PNAND_GAS_STATUS_BUSY 0x0002U
#define PNAND_GAS_STATUS_PAGE_VALID 0x0004U
#define PNAND_GAS_STATUS_BAD_BLOCK 0x0008U
#define PNAND_GAS_STATUS_WRITE_SUPPORTED 0x0010U
#define PNAND_GAS_STATUS_BUFFER_DIRTY 0x0020U
#define PNAND_GAS_STATUS_ERROR 0x8000U
typedef struct {
@@ -56,6 +64,7 @@ typedef struct {
unsigned long cached_block;
int cached_bad_block;
int block_cache_valid;
int destructive_armed;
pnand_octet_t id[8];
pnand_octet_t main_data[PNAND_MT29F1G08_PAGE_MAIN];
pnand_octet_t oob[PNAND_MT29F1G08_PAGE_OOB];

2
include/parallel_nand_port.h
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@@ -19,6 +19,8 @@ typedef struct {
int (*is_ready)(void);
void (*set_write_protect)(int enabled);
void (*delay_us)(unsigned long us);
/* Nonzero only when set_write_protect(0) physically releases WP#. */
int write_supported;
} parallel_nand_port_t;
#ifdef __cplusplus