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| author | mlu <mlu@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-04-29 21:08:39 +0000 |
|---|---|---|
| committer | mlu <mlu@b42882b7-edfa-0310-969c-e2dbd0fdcd60> | 2009-04-29 21:08:39 +0000 |
| commit | 7d61acebd81166af9f5c8c39bee84d79c221b013 (patch) | |
| tree | 52985f471c59d4771a2091c5ff85ea6fee4e6476 | |
| parent | 851f9b2d6c462c8c0699e6ee178e7a95169dcf7b (diff) | |
| download | openocd+libswd-7d61acebd81166af9f5c8c39bee84d79c221b013.tar.gz openocd+libswd-7d61acebd81166af9f5c8c39bee84d79c221b013.tar.bz2 openocd+libswd-7d61acebd81166af9f5c8c39bee84d79c221b013.tar.xz openocd+libswd-7d61acebd81166af9f5c8c39bee84d79c221b013.zip | |
Clear FLASH_SR error flags after flash errors to avoid reset befor further flash operations.
git-svn-id: svn://svn.berlios.de/openocd/trunk@1571 b42882b7-edfa-0310-969c-e2dbd0fdcd60
| -rw-r--r-- | src/flash/stm32x.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/src/flash/stm32x.c b/src/flash/stm32x.c index 2fa49c89..8b872391 100644 --- a/src/flash/stm32x.c +++ b/src/flash/stm32x.c @@ -120,6 +120,7 @@ static u32 stm32x_get_flash_status(flash_bank_t *bank) static u32 stm32x_wait_status_busy(flash_bank_t *bank, int timeout) { + target_t *target = bank->target; u32 status; /* wait for busy to clear */ @@ -128,7 +129,11 @@ static u32 stm32x_wait_status_busy(flash_bank_t *bank, int timeout) LOG_DEBUG("status: 0x%x", status); alive_sleep(1); } - + /* Clear but report errors */ + if (status & (FLASH_WRPRTERR|FLASH_PGERR)) + { + target_write_u32(target, STM32_FLASH_SR, FLASH_WRPRTERR|FLASH_PGERR); + } return status; } @@ -568,6 +573,8 @@ static int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, if (buf_get_u32(reg_params[3].value, 0, 32) & FLASH_PGERR) { LOG_ERROR("flash memory not erased before writing"); + /* Clear but report errors */ + target_write_u32(target, STM32_FLASH_SR, FLASH_PGERR); retval = ERROR_FLASH_OPERATION_FAILED; break; } @@ -575,6 +582,8 @@ static int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, if (buf_get_u32(reg_params[3].value, 0, 32) & FLASH_WRPRTERR) { LOG_ERROR("flash memory write protected"); + /* Clear but report errors */ + target_write_u32(target, STM32_FLASH_SR, FLASH_WRPRTERR); retval = ERROR_FLASH_OPERATION_FAILED; break; } |