diff options
Diffstat (limited to 'src/jtag/drivers')
| -rw-r--r-- | src/jtag/drivers/jlink.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/src/jtag/drivers/jlink.c b/src/jtag/drivers/jlink.c index 955adf8..ac6e997 100644 --- a/src/jtag/drivers/jlink.c +++ b/src/jtag/drivers/jlink.c @@ -546,6 +546,7 @@ static int jlink_init(void) struct jaylink_hardware_status hwstatus; enum jaylink_usb_address address; size_t length; + size_t num_devices; LOG_DEBUG("Using libjaylink %s (compiled with %s).", jaylink_version_package_get_string(), JAYLINK_VERSION_PACKAGE_STRING); @@ -580,7 +581,7 @@ static int jlink_init(void) return ERROR_JTAG_INIT_FAILED; } - ret = jaylink_get_devices(jayctx, &devs, NULL); + ret = jaylink_get_devices(jayctx, &devs, &num_devices); if (ret != JAYLINK_OK) { LOG_ERROR("jaylink_get_devices() failed: %s.", jaylink_strerror(ret)); @@ -588,10 +589,14 @@ static int jlink_init(void) return ERROR_JTAG_INIT_FAILED; } - found_device = false; + if (!use_serial_number && !use_usb_address && num_devices > 1) { + LOG_ERROR("Multiple devices found, specify the desired device."); + jaylink_free_devices(devs, true); + jaylink_exit(jayctx); + return ERROR_JTAG_INIT_FAILED; + } - if (!use_serial_number && !use_usb_address) - LOG_INFO("No device selected, using first device."); + found_device = false; for (i = 0; devs[i]; i++) { if (use_serial_number) { |