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[feature] Added connect under reset to stlink_open_usb( ) #963

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merged 3 commits into from
May 28, 2020
Merged

[feature] Added connect under reset to stlink_open_usb( ) #963

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ea17f9a
added connect under reset code
geoffreymbrown May 22, 2020
ce0df3b
removed .vscode
geoffreymbrown May 22, 2020
25d0e56
Added --connect-under-reset to st-flash and st-info
geoffreymbrown May 23, 2020
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5 changes: 3 additions & 2 deletions src/usb.c
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Original file line number Diff line number Diff line change
Expand Up @@ -937,7 +937,7 @@ static stlink_backend_t _stlink_usb_backend = {
_stlink_usb_set_swdclk
};

stlink_t *stlink_open_usb(enum ugly_loglevel verbose, bool reset, char serial[STLINK_SERIAL_MAX_SIZE], int freq) {
stlink_t *stlink_open_usb(enum ugly_loglevel verbose, int reset, char serial[STLINK_SERIAL_MAX_SIZE], int freq) {
stlink_t* sl = NULL;
struct stlink_libusb* slu = NULL;
int ret = -1;
Expand Down Expand Up @@ -1145,9 +1145,10 @@ stlink_t *stlink_open_usb(enum ugly_loglevel verbose, bool reset, char serial[ST
break;
}

if (reset == 2) stlink_jtag_reset(sl,0);
if (stlink_current_mode(sl) != STLINK_DEV_DEBUG_MODE) stlink_enter_swd_mode(sl);

if (reset) {
if (reset == 1) {
if ( sl->version.stlink_v > 1) stlink_jtag_reset(sl, 2);
stlink_reset(sl);
usleep(10000);
Expand Down
2 changes: 1 addition & 1 deletion src/usb.h
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Original file line number Diff line number Diff line change
Expand Up @@ -68,7 +68,7 @@ extern "C" {
* @retval NULL Error while opening the stlink
* @retval !NULL Stlink found and ready to use
*/
stlink_t *stlink_open_usb(enum ugly_loglevel verbose, bool reset, char serial[STLINK_SERIAL_MAX_SIZE], int freq);
stlink_t *stlink_open_usb(enum ugly_loglevel verbose, int reset, char serial[STLINK_SERIAL_MAX_SIZE], int freq);
size_t stlink_probe_usb(stlink_t **stdevs[]);
void stlink_probe_usb_free(stlink_t **stdevs[], size_t size);

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23 changes: 20 additions & 3 deletions tests/usb.c
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Original file line number Diff line number Diff line change
@@ -1,15 +1,32 @@
#include <stdio.h>

#include <stlink.h>
#include <string.h>

static void usage(void)
{
puts("test-usb --reset");
puts("test-usb --no-reset");
}

int main(int ac, char** av) {
(void)ac;
(void)av;

stlink_t* sl;
struct stlink_reg regs;
int reset = 0;

if (ac == 2) {
if (strcmp(av[1], "--reset") == 0)
reset = 2;
if (strcmp(av[1], "--no-reset") == 0)
reset = 1;
}
if (reset == 0) {
usage();
return 0;
}

sl = stlink_open_usb(10, 1, NULL, 0);
sl = stlink_open_usb(10, reset, NULL, 0);
if (sl != NULL) {
printf("-- version\n");
stlink_version(sl);
Expand Down