diff options
Diffstat (limited to 'spiflash_n25q128.c')
| -rw-r--r-- | spiflash_n25q128.c | 29 |
1 files changed, 16 insertions, 13 deletions
diff --git a/spiflash_n25q128.c b/spiflash_n25q128.c index 0c2abd7..c23f244 100644 --- a/spiflash_n25q128.c +++ b/spiflash_n25q128.c @@ -216,6 +216,18 @@ int n25q128_get_wip_flag(struct spiflash_ctx *ctx) return (spi_rx[1] & 1); } +/* Wait until the flash memory is done writing (wip = Write In Progress) */ +inline int _wait_while_wip(struct spiflash_ctx *ctx, uint32_t timeout) +{ + int i; + while (timeout--) { + i = n25q128_get_wip_flag(ctx); + if (i < 0) return 0; + if (! i) break; + HAL_Delay(10); + } + return 1; +} static int n25q128_erase_something(struct spiflash_ctx *ctx, uint8_t command, uint32_t byte_offset) { @@ -259,6 +271,10 @@ static int n25q128_erase_something(struct spiflash_ctx *ctx, uint8_t command, ui // check if (ok != HAL_OK) return 0; + // wait for erase to finish + + if (! _wait_while_wip(ctx, 2000)) return 0; + // done return 1; } @@ -303,19 +319,6 @@ int _n25q128_get_wel_flag(struct spiflash_ctx *ctx) return ((spi_rx[1] >> 1) & 1); } -/* Wait until the flash memory is done writing (wip = Write In Progress) */ -inline int _wait_while_wip(struct spiflash_ctx *ctx, uint32_t timeout) -{ - int i; - while (timeout--) { - i = n25q128_get_wip_flag(ctx); - if (i < 0) return 0; - if (! i) break; - HAL_Delay(10); - } - return 1; -} - /* This function performs erasure if needed, and then writing of a number of pages to the flash memory */ int n25q128_write_data(struct spiflash_ctx *ctx, uint32_t offset, const uint8_t *buf, const uint32_t len, const int auto_erase) { |