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lpc288x: Can now use target_write_buffer() 

Use the preferred code path according to the comment. Target_write_buffer()
now simply uses suitably aligned target_write_memory calls, so from this
pov, they should be equivalent.

Change-Id: I77f51ec3ac9faa822cf428708a1aecb67c77830c
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/1687
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Andreas Fritiofson 2013-10-05 00:24:28 +02:00 committed by Spencer Oliver
parent 6ef28babe3
commit 3c65677ba6
1 changed files with 2 additions and 11 deletions
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13
src/flash/nor/lpc288x.c
View File

@ -350,22 +350,13 @@ static int lpc288x_write(struct flash_bank *bank, uint8_t *buffer, uint32_t offs
target_write_u32(target, F_CTRL, FC_CS | FC_SET_DATA | FC_WEN | FC_FUNC); target_write_u32(target, F_CTRL, FC_CS | FC_SET_DATA | FC_WEN | FC_FUNC);
target_write_u32(target, F_CTRL, FC_CS | FC_WEN | FC_FUNC); target_write_u32(target, F_CTRL, FC_CS | FC_WEN | FC_FUNC);
/*would be better to use the clean target_write_buffer() interface but
* it seems not to be a LOT slower....
* bulk_write_memory() is no quicker :(*/
#if 1
if (target_write_memory(target, offset + dest_offset, 4, 128,
page_buffer) != ERROR_OK) {
LOG_ERROR("Write failed s %" PRIx32 " p %" PRIx32 "", sector, page);
return ERROR_FLASH_OPERATION_FAILED;
}
#else
if (target_write_buffer(target, offset + dest_offset, FLASH_PAGE_SIZE, if (target_write_buffer(target, offset + dest_offset, FLASH_PAGE_SIZE,
page_buffer) != ERROR_OK) { page_buffer) != ERROR_OK) {
LOG_INFO("Write to flash buffer failed"); LOG_INFO("Write to flash buffer failed");
return ERROR_FLASH_OPERATION_FAILED; return ERROR_FLASH_OPERATION_FAILED;
} }
#endif
dest_offset += FLASH_PAGE_SIZE; dest_offset += FLASH_PAGE_SIZE;
source_offset += count; source_offset += count;
bytes_remaining -= count; bytes_remaining -= count;