[DeviceDriver] Remove rt_memory api using on SFUD.
@@ -510,14 +510,7 @@ static void sf(uint8_t argc, char **argv) {
addr = 0;
size = sfud_dev->chip.capacity;
uint32_t start_time, time_cast;
- rt_uint32_t total_mem, used_mem, max_uesd_mem;
- rt_memory_info(&total_mem, &used_mem, &max_uesd_mem);
- size_t write_size = SFUD_WRITE_MAX_PAGE_SIZE, read_size;
- if ((total_mem - used_mem) / 2 < size) {
- read_size = (total_mem - used_mem) / 2;
- } else {
- read_size = size;
- }
+ size_t write_size = SFUD_WRITE_MAX_PAGE_SIZE, read_size = 4096;
uint8_t *write_data = rt_malloc(write_size), *read_data = rt_malloc(read_size);
if (write_data && read_data) {
