static const uint8_t loader_code_stm32l[] = {
/* openocd.git/contrib/loaders/flash/stm32lx.S
- r0, input, dest addr
- r1, input, source addr
+ r0, input, source addr
+ r1, input, dest addr
r2, input, word count
r3, output, word count
*/
0x00, 0x23,
0x04, 0xe0,
- 0x51, 0xf8, 0x04, 0xcb,
- 0x40, 0xf8, 0x04, 0xcb,
+ 0x50, 0xf8, 0x04, 0xcb,
+ 0x41, 0xf8, 0x04, 0xcb,
0x01, 0x33,
0x93, 0x42,
static const uint8_t loader_code_stm32l0[] = {
/*
- r0, input, dest addr
- r1, input, source addr
+ r0, input, source addr
+ r1, input, dest addr
r2, input, word count
r3, output, word count
*/
0x00, 0x23,
0x04, 0xe0,
- 0x0c, 0x68,
- 0x04, 0x60,
+ 0x04, 0x68,
+ 0x0c, 0x60,
0x01, 0x33,
0x04, 0x31,
0x04, 0x30,
int run_flash_loader(stlink_t *sl, flash_loader_t* fl, stm32_addr_t target, const uint8_t* buf, size_t size) {
reg rr;
- int target_reg, source_reg, i = 0;
+ int i = 0;
size_t count;
DLOG("Running flash loader, write address:%#x, size: %zd\n", target, size);
return -1;
}
- if (sl->flash_type == FLASH_TYPE_L0) {
- count = size / sizeof(uint32_t);
- if (size % sizeof(uint32_t))
- ++count;
- target_reg = 0;
- source_reg = 1;
- } else if (sl->flash_type == FLASH_TYPE_F0) {
+ if (sl->flash_type == FLASH_TYPE_F0) {
count = size / sizeof(uint16_t);
if (size % sizeof(uint16_t))
++count;
- target_reg = 1;
- source_reg = 0;
- } else if (sl->flash_type == FLASH_TYPE_F4 || sl->flash_type == FLASH_TYPE_L4) {
+ } else if (sl->flash_type == FLASH_TYPE_F4 ||
+ sl->flash_type == FLASH_TYPE_L4 ||
+ sl->flash_type == FLASH_TYPE_L0) {
count = size / sizeof(uint32_t);
if (size % sizeof(uint32_t))
++count;
if (count % 2)
++count;
}
- target_reg = 1;
- source_reg = 0;
} else {
fprintf(stderr, "unknown coreid 0x%x, don't know what flash loader to use\n", sl->core_id);
return -1;
}
/* setup core */
- stlink_write_reg(sl, fl->buf_addr, source_reg); /* source */
- stlink_write_reg(sl, target, target_reg); /* target */
+ stlink_write_reg(sl, fl->buf_addr, 0); /* source */
+ stlink_write_reg(sl, target, 1); /* target */
stlink_write_reg(sl, count, 2); /* count */
stlink_write_reg(sl, 0, 3); /* flash bank 0 (input), only used on F0, but armless fopr others */
stlink_write_reg(sl, fl->loader_addr, 15); /* pc register */