Classes | Macros | Typedefs | Enumerations | Functions
gr55xx_nvds.h File Reference

NVDS API. More...

`#include <stdint.h>`
`#include <stdbool.h>`

Go to the source code of this file.

## Classes
struct | nvds_drv_func_t
| NVDS drive function struct. More...
struct | nvds_func_t
| NVDS function struct. More...

## Macros
#define | NV_TAGCAT_APP 0x4000
#define | NV_TAG_APP(idx) (NV_TAGCAT_APP | ((idx) & 0x3FFF))

## Typedefs
typedef uint16_t | NvdsTag_t
| NVDS Item tag. More...

## Enumerations
enum | NVDS_STATUS { NVDS_SUCCESS, NVDS_GC_COMPLETE, NVDS_FAIL, NVDS_NOT_INIT, NVDS_TAG_NOT_EXISTED, NVDS_SPACE_NOT_ENOUGH, NVDS_LENGTH_OUT_OF_RANGE, NVDS_INVALID_PARA, NVDS_INVALID_SECTORS, NVDS_INIT_START_ADDR_NO_ALIGN, NVDS_INIT_AREA_SLOP_OVER, NVDS_INIT_CHECKSUM_FAIL, NVDS_INIT_TAG_LEN_ERR, NVDS_INIT_READ_TAG_NOT_COMPLETE, NVDS_INIT_MGR_ERR, NVDS_COMPACT_FAILED, NVDS_STORAGE_ACCESS_FAILED, NVDS_POINTER_NULL }
| NVDS Returned Status. More...

## Functions
uint8_t | nvds_init (uint32_t start_addr, uint8_t sectors)
| Initialize the sectors for NVDS. More...
uint8_t | nvds_deinit (uint32_t start_addr, uint8_t sectors)
| De-initialize the sectors for NVDS. More...
uint8_t | nvds_get (NvdsTag_t tag, uint16_t *p_len, uint8_t *p_buf)
| Read data from NVDS. More...
uint8_t | nvds_put (NvdsTag_t tag, uint16_t len, const uint8_t *p_buf)
| Write data to NVDS. If the tag does not exist, create one. More...
uint8_t | nvds_del (NvdsTag_t tag)
| Delete a tag in NVDS. More...
uint16_t | nvds_tag_length (NvdsTag_t tag)
| Get the length of a tag in NVDS. More...
uint8_t | nvds_drv_func_replace (nvds_drv_func_t *p_nvds_drv_func)
| Replace the drive function. More...
uint8_t | nvds_func_replace (nvds_func_t *p_nvds_func)
| Replace the function in NVDS. More...
void | nvds_retention_size (uint8_t bond_dev_num)
| Calculate the space reserved for system. More...

## Detailed Description

NVDS API.

Attention
  #####Copyright (c) 2019 GOODIX All rights reserved.

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Definition in file gr55xx_nvds.h.