diff options
| -rw-r--r-- | src/jtag/drivers/stlink_usb.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/jtag/drivers/stlink_usb.c b/src/jtag/drivers/stlink_usb.c index 1688599..a0ee44c 100644 --- a/src/jtag/drivers/stlink_usb.c +++ b/src/jtag/drivers/stlink_usb.c @@ -280,6 +280,7 @@ enum stlink_mode { #define STLINK_F_HAS_TRACE (1UL << 0) /* aliases */ +#define STLINK_F_HAS_TARGET_VOLT STLINK_F_HAS_TRACE struct speed_map { int speed; @@ -669,6 +670,7 @@ static int stlink_usb_version(void *handle) h->version.jtag_api_max = STLINK_JTAG_API_V2; /* API for trace from J13 */ + /* API for target voltage from J13 */ if (h->version.jtag >= 13) flags |= STLINK_F_HAS_TRACE; @@ -694,8 +696,8 @@ static int stlink_usb_check_voltage(void *handle, float *target_voltage) struct stlink_usb_handle_s *h = handle; uint32_t adc_results[2]; - /* only supported by stlink/v2 and for firmware >= 13 */ - if (h->version.stlink == 1 || h->version.jtag < 13) + /* no error message, simply quit with error */ + if (!(h->version.flags & STLINK_F_HAS_TARGET_VOLT)) return ERROR_COMMAND_NOTFOUND; stlink_usb_init_buffer(handle, h->rx_ep, 8); |