nandpsu: xnandpsu_bbm.h File Reference

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Macros | Functions
xnandpsu_bbm.h File Reference

## Macros
#define | XNANDPSU_BLOCK_GOOD 0x0U
| Block is good. More...
#define | XNANDPSU_BLOCK_BAD 0x1U
| Block is bad. More...
#define | XNANDPSU_BLOCK_RESERVED 0x2U
| Reserved block. More...
#define | XNANDPSU_BLOCK_FACTORY_BAD 0x3U
| Factory marked bad block. More...
#define | XNANDPSU_FLASH_BLOCK_GOOD 0x3U
| Block is good. More...
#define | XNANDPSU_FLASH_BLOCK_BAD 0x2U
| Block is bad. More...
#define | XNANDPSU_FLASH_BLOCK_RESERVED 0x1U
| Reserved block. More...
#define | XNANDPSU_FLASH_BLOCK_FAC_BAD 0x0U
| Factory marked bad block. More...
#define | XNANDPSU_BBT_SCAN_2ND_PAGE 0x00000001U
| Scan the second page for bad block information. More...
#define | XNANDPSU_BBT_DESC_PAGE_OFFSET 0U
| Page offset of Bad Block Table Desc. More...
#define | XNANDPSU_BBT_DESC_SIG_OFFSET 8U
| Bad Block Table signature offset. More...
#define | XNANDPSU_BBT_DESC_VER_OFFSET 12U
| Bad block Table version offset. More...
#define | XNANDPSU_NO_OOB_BBT_DESC_SIG_OFFSET 0U
| Bad Block Table signature offset in page memory. More...
#define | XNANDPSU_NO_OOB_BBT_DESC_VER_OFFSET 4U
| Bad block Table version offset in page memory. More...
#define | XNANDPSU_BBT_DESC_SIG_LEN 4U
| Bad block Table signature length. More...
#define | XNANDPSU_BBT_DESC_MAX_BLOCKS 64U
| Bad block Table max blocks. More...
#define | XNANDPSU_BBT_BLOCK_SHIFT 2U
| Block shift value for a block in BBT. More...
#define | XNANDPSU_BBT_ENTRY_NUM_BLOCKS 4U
| Num of blocks in one BBT entry. More...
#define | XNANDPSU_BB_PTRN_OFF_SML_PAGE 5U
| Bad block pattern offset in a page. More...
#define | XNANDPSU_BB_PTRN_LEN_SML_PAGE 1U
| Bad block pattern length. More...
#define | XNANDPSU_BB_PTRN_OFF_LARGE_PAGE 0U
| Bad block pattern offset in a large page. More...
#define | XNANDPSU_BB_PTRN_LEN_LARGE_PAGE 2U
| Bad block pattern length. More...
#define | XNANDPSU_BB_PATTERN 0xFFU
| Bad block pattern to search in a page. More...
#define | XNANDPSU_BLOCK_TYPE_MASK 0x03U
| Block type mask. More...
#define | XNANDPSU_BLOCK_SHIFT_MASK 0x06U
| Block shift mask for a Bad Block Table entry byte. More...
#define | XNandPsu_BbtBlockShift(Block) (u8)(((Block) * 2U) & XNANDPSU_BLOCK_SHIFT_MASK)
| This macro returns the Block shift value corresponding to a Block. More...

## Functions
void | XNandPsu_InitBbtDesc (XNandPsu *InstancePtr)
| This function initializes the Bad Block Table(BBT) descriptors with a predefined pattern for searching Bad Block Table(BBT) in flash. More...
s32 | XNandPsu_IsBlockBad (XNandPsu *InstancePtr, u32 Block)
| This function checks whether a block is bad or not. More...