djsundog/circuitpython
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

stm32/mboot: Define constants for reset mode cycling and timeout.

Browse Source 
And fix timeout value so that it does actually finish with reset_mode=1.
This commit is contained in:
Damien George 2018-06-19 23:23:17 +10:00
parent 6d8816fe84
commit 5962c210c5
1 changed files with 4 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
ports/stm32/mboot/main.c
View File

@ -1004,6 +1004,8 @@ static int pyb_usbdd_shutdown(void) {
/******************************************************************************/
// main
#define RESET_MODE_NUM_STATES (4)
#define RESET_MODE_TIMEOUT_CYCLES (8)
#define RESET_MODE_LED_STATES 0x7421
static int get_reset_mode(void) {
@ -1015,9 +1017,9 @@ static int get_reset_mode(void) {
systick_init();
led_init();
reset_mode = 0;
for (int i = 0; i < 1024; i++) {
for (int i = 0; i < (RESET_MODE_NUM_STATES * RESET_MODE_TIMEOUT_CYCLES + 1) * 32; i++) {
if (i % 32 == 0) {
if (++reset_mode > 4) {
if (++reset_mode > RESET_MODE_NUM_STATES) {
reset_mode = 1;
}
uint8_t l = RESET_MODE_LED_STATES >> ((reset_mode - 1) * 4);