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LPC43XX: Make the chunk_offset logic more explicit.

This commit is contained in:
Allen Ibara 2014-01-10 11:10:57 -08:00
parent 487252150f
commit 2b798fa8fc
1 changed files with 9 additions and 2 deletions
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11
src/lpc43xx.c
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@ -431,12 +431,20 @@ static int lpc43xx_flash_write(struct target_s *target, uint32_t dest, const uin
{
unsigned first_chunk = dest / IAP_PGM_CHUNKSIZE;
unsigned last_chunk = (dest + len - 1) / IAP_PGM_CHUNKSIZE;
unsigned chunk_offset = dest % IAP_PGM_CHUNKSIZE;
unsigned chunk_offset;
unsigned chunk;
struct flash_program flash_pgm;
for (chunk = first_chunk; chunk <= last_chunk; chunk++)
{
if (chunk == first_chunk)
{
chunk_offset = dest % IAP_PGM_CHUNKSIZE;
}
else
{
chunk_offset = 0;
}
/* first and last chunk may require special handling */
if ((chunk == first_chunk) || (chunk == last_chunk)) {
@ -454,7 +462,6 @@ static int lpc43xx_flash_write(struct target_s *target, uint32_t dest, const uin
/* update to suit */
len -= copylen;
src += copylen;
chunk_offset = 0;
} else {
/* interior chunk, must be aligned and full-sized */