diff options
| author | Keith Packard <keithp@keithp.com> | 2011-01-07 17:54:54 -0800 |
|---|---|---|
| committer | Keith Packard <keithp@keithp.com> | 2011-01-07 17:54:54 -0800 |
| commit | d8c9684239b67a69a4a3d24202a6df0d73c4f7f5 (patch) | |
| tree | afe02b38915ca1468e71cbdf305fdfe9a39a8399 /src/ao_flash.c | |
| parent | 2722703bd848b07a02d3ce0c83a502eca52a9f1d (diff) | |
altos: Speed up at45 and 25lc erase speeds
No need to read the block to be erased before erasing it.
Signed-off-by: Keith Packard <keithp@keithp.com>
Diffstat (limited to 'src/ao_flash.c')
| -rw-r--r-- | src/ao_flash.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/src/ao_flash.c b/src/ao_flash.c index 1201a0e5..3a264ceb 100644 --- a/src/ao_flash.c +++ b/src/ao_flash.c @@ -289,10 +289,9 @@ ao_storage_flush(void) __reentrant uint8_t ao_storage_erase(uint32_t pos) __reentrant { - uint16_t block = (uint16_t) (pos >> ao_flash_block_shift); - ao_mutex_get(&ao_flash_mutex); { - ao_flash_fill(block); + ao_flash_flush_internal(); + ao_flash_block = (uint16_t) (pos >> ao_flash_block_shift); memset(ao_flash_data, 0xff, ao_flash_block_size); ao_flash_block_dirty = 1; } ao_mutex_put(&ao_flash_mutex); |