diff options
Diffstat (limited to 'src/flash/nor/str9x.c')
| -rw-r--r-- | src/flash/nor/str9x.c | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/src/flash/nor/str9x.c b/src/flash/nor/str9x.c index 1e71753e..8f8e83c8 100644 --- a/src/flash/nor/str9x.c +++ b/src/flash/nor/str9x.c @@ -28,11 +28,45 @@ #endif #include "imp.h" -#include "str9x.h" #include <target/arm966e.h> #include <target/algorithm.h> +/* Flash registers */ + +#define FLASH_BBSR 0x54000000 /* Boot Bank Size Register */ +#define FLASH_NBBSR 0x54000004 /* Non-Boot Bank Size Register */ +#define FLASH_BBADR 0x5400000C /* Boot Bank Base Address Register */ +#define FLASH_NBBADR 0x54000010 /* Non-Boot Bank Base Address Register */ +#define FLASH_CR 0x54000018 /* Control Register */ +#define FLASH_SR 0x5400001C /* Status Register */ +#define FLASH_BCE5ADDR 0x54000020 /* BC Fifth Entry Target Address Register */ + + +struct str9x_flash_bank +{ + uint32_t *sector_bits; + int variant; + int bank1; + struct working_area *write_algorithm; +}; + +enum str9x_status_codes +{ + STR9X_CMD_SUCCESS = 0, + STR9X_INVALID_COMMAND = 1, + STR9X_SRC_ADDR_ERROR = 2, + STR9X_DST_ADDR_ERROR = 3, + STR9X_SRC_ADDR_NOT_MAPPED = 4, + STR9X_DST_ADDR_NOT_MAPPED = 5, + STR9X_COUNT_ERROR = 6, + STR9X_INVALID_SECTOR = 7, + STR9X_SECTOR_NOT_BLANK = 8, + STR9X_SECTOR_NOT_PREPARED = 9, + STR9X_COMPARE_ERROR = 10, + STR9X_BUSY = 11 +}; + static uint32_t bank1start = 0x00080000; static int str9x_build_block_list(struct flash_bank *bank) |