diff options
| author | Øyvind Harboe <oyvind.harboe@zylin.com> | 2010-12-14 09:29:26 +0100 |
|---|---|---|
| committer | Øyvind Harboe <oyvind.harboe@zylin.com> | 2010-12-15 09:48:37 +0100 |
| commit | 39dbb516a4489c6a934669876774ebc711a0b781 (patch) | |
| tree | 72a321c62bcb5abfbdc1c6f54fe00d60916ac036 /src/flash/nor | |
| parent | cbf48bed6a26279900ad00e6d6462a7f29676175 (diff) | |
| download | openocd_libswd-39dbb516a4489c6a934669876774ebc711a0b781.tar.gz openocd_libswd-39dbb516a4489c6a934669876774ebc711a0b781.tar.bz2 openocd_libswd-39dbb516a4489c6a934669876774ebc711a0b781.tar.xz openocd_libswd-39dbb516a4489c6a934669876774ebc711a0b781.zip | |
flash: clarify protect documentation
some chips unprotect more than the range asked for. The
protect fn, must unprotect/protect minimally the range given.
Signed-off-by: Øyvind Harboe <oyvind.harboe@zylin.com>
Diffstat (limited to 'src/flash/nor')
| -rw-r--r-- | src/flash/nor/driver.h | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/src/flash/nor/driver.h b/src/flash/nor/driver.h index 3757442f..cbf9c528 100644 --- a/src/flash/nor/driver.h +++ b/src/flash/nor/driver.h @@ -105,9 +105,12 @@ struct flash_driver /** * Bank/sector protection routine (target-specific). - * When called, the driver should disable 'flash write' bits (or - * enable 'erase protection' bits) for the given @a bank and @a - * sectors. + * + * When called, the driver should enable/disable protection + * for MINIMUM the range covered by first..last sectors + * inclusive. Some chips have alignment requirements will + * cause the actual range to be protected / unprotected to + * be larger than the first..last range. * * @param bank The bank to protect or unprotect. * @param set If non-zero, enable protection; if 0, disable it. |