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Diffstat (limited to 'src/flash/stm32x.c')
-rw-r--r--src/flash/stm32x.c24
1 files changed, 9 insertions, 15 deletions
diff --git a/src/flash/stm32x.c b/src/flash/stm32x.c
index 15cbb74c..885f2cf0 100644
--- a/src/flash/stm32x.c
+++ b/src/flash/stm32x.c
@@ -291,7 +291,7 @@ int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 co
u32 buffer_size = 8192;
working_area_t *source;
u32 address = bank->base + offset;
- reg_param_t reg_params[6];
+ reg_param_t reg_params[4];
armv7m_algorithm_t armv7m_info;
int retval = ERROR_OK;
@@ -318,16 +318,13 @@ int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 co
};
/* flash write code */
- if (!stm32x_info->write_algorithm)
+ if (target_alloc_working_area(target, sizeof(stm32x_flash_write_code), &stm32x_info->write_algorithm) != ERROR_OK)
{
- if (target_alloc_working_area(target, sizeof(stm32x_flash_write_code), &stm32x_info->write_algorithm) != ERROR_OK)
- {
- WARNING("no working area available, can't do block memory writes");
- return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
- };
-
- target_write_buffer(target, stm32x_info->write_algorithm->address, sizeof(stm32x_flash_write_code), stm32x_flash_write_code);
- }
+ WARNING("no working area available, can't do block memory writes");
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
+ };
+
+ target_write_buffer(target, stm32x_info->write_algorithm->address, sizeof(stm32x_flash_write_code), stm32x_flash_write_code);
/* memory buffer */
while (target_alloc_working_area(target, buffer_size, &source) != ERROR_OK)
@@ -352,8 +349,6 @@ int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 co
init_reg_param(&reg_params[1], "r1", 32, PARAM_OUT);
init_reg_param(&reg_params[2], "r2", 32, PARAM_OUT);
init_reg_param(&reg_params[3], "r3", 32, PARAM_IN);
- init_reg_param(&reg_params[4], "r4", 32, PARAM_IN);
- init_reg_param(&reg_params[5], "r5", 32, PARAM_IN);
while (count > 0)
{
@@ -365,7 +360,7 @@ int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 co
buf_set_u32(reg_params[1].value, 0, 32, address);
buf_set_u32(reg_params[2].value, 0, 32, thisrun_count);
- if ((retval = target->type->run_algorithm(target, 0, NULL, 6, reg_params, stm32x_info->write_algorithm->address, \
+ if ((retval = target->type->run_algorithm(target, 0, NULL, 4, reg_params, stm32x_info->write_algorithm->address, \
stm32x_info->write_algorithm->address + (sizeof(stm32x_flash_write_code) - 10), 10000, &armv7m_info)) != ERROR_OK)
{
ERROR("error executing str7x flash write algorithm");
@@ -384,13 +379,12 @@ int stm32x_write_block(struct flash_bank_s *bank, u8 *buffer, u32 offset, u32 co
}
target_free_working_area(target, source);
+ target_free_working_area(target, stm32x_info->write_algorithm);
destroy_reg_param(&reg_params[0]);
destroy_reg_param(&reg_params[1]);
destroy_reg_param(&reg_params[2]);
destroy_reg_param(&reg_params[3]);
- destroy_reg_param(&reg_params[4]);
- destroy_reg_param(&reg_params[5]);
return retval;
}