Hardware Error Corrected Code Generation (Hamming and Reed-Solomon).
Modules | |
| Related Project(s) | |
| In this section you can find all the projects related to the MEMORY - ECCHRS - Error Corrected Code Controller. | |
Data Structures | |
| struct | ecchrs_options_t |
| Input parameters when initializing ECCHRS. More... | |
Functions | |
| static __always_inline U32 | ecchrs_4bit_check_error (volatile avr32_ecchrs_t *ecchrs) |
| Check (in the 4-bit corrector mode) if an error is detected after reading one or more sectors from the Nand Flash. More... | |
| static __always_inline void | ecchrs_correct_rs (volatile avr32_ecchrs_t *ecchrs) |
| Launch the 4-bit Reed Solomon correction. More... | |
| static __always_inline void | ecchrs_freeze (volatile avr32_ecchrs_t *ecchrs) |
| Freeze the ECCHRS controller. More... | |
| static __always_inline U32 | ecchrs_get_cw (volatile avr32_ecchrs_t *ecchrs, U32 id) |
| Get the ECCHRS codewords. More... | |
| static __always_inline void | ecchrs_init (volatile avr32_ecchrs_t *ecchrs, const ecchrs_options_t *opt) |
| Initialize the ECCHRS. More... | |
| static __always_inline void | ecchrs_reset (volatile avr32_ecchrs_t *ecchrs) |
| Reset the ECCHRS controller. More... | |
| static __always_inline void | ecchrs_unfreeze (volatile avr32_ecchrs_t *ecchrs) |
| Unfreeze the ECCHRS controller. More... | |
Type Correct mode | |
| #define | ECCHRS_TYPECORRECT_1_BIT_MODE_0 AVR32_ECCHRS_MD_TYPECORREC_ECC1_PAGE |
| 1 bit correction for a page size of 512/1024/2048/4096 bytes. More... | |
| #define | ECCHRS_TYPECORRECT_1_BIT_MODE_1 AVR32_ECCHRS_MD_TYPECORREC_ECC1_256B |
| 1 bit correction for 256 bytes of data for a page size of 512/2048/4096 bytes. More... | |
| #define | ECCHRS_TYPECORRECT_1_BIT_MODE_2 AVR32_ECCHRS_MD_TYPECORREC_ECC1_512B |
| 1 bit correction for 512 bytes of data for a page size of 512/2048/4096 bytes. More... | |
| #define | ECCHRS_TYPECORRECT_4_BIT AVR32_ECCHRS_MD_TYPECORREC_ECC4_512B |
| 4 correction for 512 bytes of data for a page size of 512 to 4096 bytes (by 512 bytes). More... | |
Nand Flash Page Size when using ECCHRS_TYPECORRECT_1_BIT_MODE_x | |
| #define | ECCHRS_PAGESIZE_1_BIT_528_W 0 |
| Page of 528 words. More... | |
| #define | ECCHRS_PAGESIZE_1_BIT_1056_W 1 |
| Page of 1056 words. More... | |
| #define | ECCHRS_PAGESIZE_1_BIT_2112_W 2 |
| Page of 2112 words. More... | |
| #define | ECCHRS_PAGESIZE_1_BIT_4224_W 3 |
| Page of 4224 words. More... | |
Nand Flash Page Size when using ECCHRS_TYPECORRECT_4_BIT | |
| #define | ECCHRS_PAGESIZE_4_BIT_528_W 0 |
| Page of 528 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_1056_W 1 |
| Page of 1056 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_1584_W 2 |
| Page of 1584 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_2112_W 3 |
| Page of 2112 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_2640_W 4 |
| Page of 2640 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_3168_W 5 |
| Page of 3168 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_3696_W 6 |
| Page of 3696 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_4224_W 7 |
| Page of 4224 words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_NR_W(x) ((x)/528 -1) |
| Page of (x) words. More... | |
| #define | ECCHRS_PAGESIZE_4_BIT_NR_S(x) ((x) -1) |
| Page of (x) sectors. More... | |
| #define ECCHRS_PAGESIZE_1_BIT_1056_W 1 |
Page of 1056 words.
| #define ECCHRS_PAGESIZE_1_BIT_2112_W 2 |
Page of 2112 words.
| #define ECCHRS_PAGESIZE_1_BIT_4224_W 3 |
Page of 4224 words.
| #define ECCHRS_PAGESIZE_1_BIT_528_W 0 |
Page of 528 words.
| #define ECCHRS_PAGESIZE_4_BIT_1056_W 1 |
Page of 1056 words.
| #define ECCHRS_PAGESIZE_4_BIT_1584_W 2 |
Page of 1584 words.
| #define ECCHRS_PAGESIZE_4_BIT_2112_W 3 |
Page of 2112 words.
Referenced by main().
| #define ECCHRS_PAGESIZE_4_BIT_2640_W 4 |
Page of 2640 words.
| #define ECCHRS_PAGESIZE_4_BIT_3168_W 5 |
Page of 3168 words.
| #define ECCHRS_PAGESIZE_4_BIT_3696_W 6 |
Page of 3696 words.
| #define ECCHRS_PAGESIZE_4_BIT_4224_W 7 |
Page of 4224 words.
| #define ECCHRS_PAGESIZE_4_BIT_528_W 0 |
Page of 528 words.
| #define ECCHRS_PAGESIZE_4_BIT_NR_S | ( | x | ) | ((x) -1) |
Page of (x) sectors.
| #define ECCHRS_PAGESIZE_4_BIT_NR_W | ( | x | ) | ((x)/528 -1) |
Page of (x) words.
| #define ECCHRS_TYPECORRECT_1_BIT_MODE_0 AVR32_ECCHRS_MD_TYPECORREC_ECC1_PAGE |
1 bit correction for a page size of 512/1024/2048/4096 bytes.
| #define ECCHRS_TYPECORRECT_1_BIT_MODE_1 AVR32_ECCHRS_MD_TYPECORREC_ECC1_256B |
1 bit correction for 256 bytes of data for a page size of 512/2048/4096 bytes.
| #define ECCHRS_TYPECORRECT_1_BIT_MODE_2 AVR32_ECCHRS_MD_TYPECORREC_ECC1_512B |
1 bit correction for 512 bytes of data for a page size of 512/2048/4096 bytes.
| #define ECCHRS_TYPECORRECT_4_BIT AVR32_ECCHRS_MD_TYPECORREC_ECC4_512B |
4 correction for 512 bytes of data for a page size of 512 to 4096 bytes (by 512 bytes).
Referenced by main().
|
static |
Check (in the 4-bit corrector mode) if an error is detected after reading one or more sectors from the Nand Flash.
| ecchrs | Base address of the ECCHRS instance. |
bitfield of the corrupted sector (bit 0: sector 0; bit 1: sector1, ../..). Referenced by main().
|
static |
Launch the 4-bit Reed Solomon correction.
| ecchrs | Base address of the ECCHRS instance. |
|
static |
Freeze the ECCHRS controller.
| ecchrs | Base address of the ECCHRS instance. |
Referenced by main(), nf_check_status(), and nf_wait_busy().
|
static |
Get the ECCHRS codewords.
| ecchrs | Base address of the ECCHRS instance. |
| id | Codewords id to return. |
Referenced by main().
|
static |
Initialize the ECCHRS.
| ecchrs | Base address of the ECCHRS instance. |
| opt | Options needed to set up the ECCHRS (see ecchrs_options_t). |
References ecchrs_options_t::pagesize, and ecchrs_options_t::typecorrect.
Referenced by main().
|
static |
Reset the ECCHRS controller.
| ecchrs | Base address of the ECCHRS instance. |
Referenced by main().
|
static |
Unfreeze the ECCHRS controller.
| ecchrs | Base address of the ECCHRS instance. |
Referenced by main(), nf_check_status(), and nf_wait_busy().
1.8.5