diff options
Diffstat (limited to 'src/flash/nor/stm32lx.c')
| -rw-r--r-- | src/flash/nor/stm32lx.c | 21 |
1 files changed, 9 insertions, 12 deletions
diff --git a/src/flash/nor/stm32lx.c b/src/flash/nor/stm32lx.c index ab61538f..17ac6f08 100644 --- a/src/flash/nor/stm32lx.c +++ b/src/flash/nor/stm32lx.c @@ -119,7 +119,6 @@ static int stm32lx_erase_sector(struct flash_bank *bank, int sector); static int stm32lx_wait_until_bsy_clear(struct flash_bank *bank); struct stm32lx_flash_bank { - struct working_area *write_algorithm; int probed; }; @@ -142,7 +141,6 @@ FLASH_BANK_COMMAND_HANDLER(stm32lx_flash_bank_command) bank->driver_priv = stm32lx_info; - stm32lx_info->write_algorithm = NULL; stm32lx_info->probed = 0; return ERROR_OK; @@ -213,9 +211,9 @@ static int stm32lx_protect(struct flash_bank *bank, int set, int first, static int stm32lx_write_half_pages(struct flash_bank *bank, uint8_t *buffer, uint32_t offset, uint32_t count) { - struct stm32lx_flash_bank *stm32lx_info = bank->driver_priv; struct target *target = bank->target; uint32_t buffer_size = 4096 * 4; + struct working_area *write_algorithm; struct working_area *source; uint32_t address = bank->base + offset; @@ -264,17 +262,17 @@ static int stm32lx_write_half_pages(struct flash_bank *bank, uint8_t *buffer, /* Add bytes to make 4byte aligned */ reg32 += (4 - (reg32 % 4)) % 4; retval = target_alloc_working_area(target, reg32, - &stm32lx_info->write_algorithm); + &write_algorithm); if (retval != ERROR_OK) return retval; /* Write the flashing code */ retval = target_write_buffer(target, - stm32lx_info->write_algorithm->address, + write_algorithm->address, sizeof(stm32lx_flash_write_code), (uint8_t *)stm32lx_flash_write_code); if (retval != ERROR_OK) { - target_free_working_area(target, stm32lx_info->write_algorithm); + target_free_working_area(target, write_algorithm); return retval; } @@ -287,10 +285,9 @@ static int stm32lx_write_half_pages(struct flash_bank *bank, uint8_t *buffer, buffer_size /= 2; if (buffer_size <= 256) { - /* if we already allocated the writing code, but failed to get a + /* we already allocated the writing code, but failed to get a * buffer, free the algorithm */ - if (stm32lx_info->write_algorithm) - target_free_working_area(target, stm32lx_info->write_algorithm); + target_free_working_area(target, write_algorithm); LOG_WARNING("no large enough working area available, can't do block memory writes"); return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; @@ -310,7 +307,7 @@ static int stm32lx_write_half_pages(struct flash_bank *bank, uint8_t *buffer, retval = stm32lx_enable_write_half_page(bank); if (retval != ERROR_OK) { target_free_working_area(target, source); - target_free_working_area(target, stm32lx_info->write_algorithm); + target_free_working_area(target, write_algorithm); destroy_reg_param(®_params[0]); destroy_reg_param(®_params[1]); @@ -341,7 +338,7 @@ static int stm32lx_write_half_pages(struct flash_bank *bank, uint8_t *buffer, /* 5: Execute the bunch of code */ retval = target_run_algorithm(target, 0, NULL, sizeof(reg_params) / sizeof(*reg_params), reg_params, - stm32lx_info->write_algorithm->address, 0, 20000, &armv7m_info); + write_algorithm->address, 0, 20000, &armv7m_info); if (retval != ERROR_OK) break; @@ -359,7 +356,7 @@ static int stm32lx_write_half_pages(struct flash_bank *bank, uint8_t *buffer, retval = stm32lx_lock_program_memory(bank); target_free_working_area(target, source); - target_free_working_area(target, stm32lx_info->write_algorithm); + target_free_working_area(target, write_algorithm); destroy_reg_param(®_params[0]); destroy_reg_param(®_params[1]); |