diff options
Diffstat (limited to 'src/jtag/drivers/stlink_usb.c')
| -rw-r--r-- | src/jtag/drivers/stlink_usb.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/jtag/drivers/stlink_usb.c b/src/jtag/drivers/stlink_usb.c index 64c44d9..491f2e4 100644 --- a/src/jtag/drivers/stlink_usb.c +++ b/src/jtag/drivers/stlink_usb.c @@ -1553,7 +1553,7 @@ static int stlink_swim_readbytes(void *handle, uint32_t addr, uint32_t len, uint /** */ static int stlink_usb_idcode(void *handle, uint32_t *idcode) { - int res; + int res, offset; struct stlink_usb_handle_s *h = handle; assert(handle != NULL); @@ -1564,17 +1564,25 @@ static int stlink_usb_idcode(void *handle, uint32_t *idcode) return ERROR_OK; } - stlink_usb_init_buffer(handle, h->rx_ep, 4); + stlink_usb_init_buffer(handle, h->rx_ep, 12); h->cmdbuf[h->cmdidx++] = STLINK_DEBUG_COMMAND; - h->cmdbuf[h->cmdidx++] = STLINK_DEBUG_READCOREID; + if (h->version.jtag_api == STLINK_JTAG_API_V1) { + h->cmdbuf[h->cmdidx++] = STLINK_DEBUG_READCOREID; - res = stlink_usb_xfer_noerrcheck(handle, h->databuf, 4); + res = stlink_usb_xfer_noerrcheck(handle, h->databuf, 4); + offset = 0; + } else { + h->cmdbuf[h->cmdidx++] = STLINK_DEBUG_APIV2_READ_IDCODES; + + res = stlink_usb_xfer_errcheck(handle, h->databuf, 12); + offset = 4; + } if (res != ERROR_OK) return res; - *idcode = le_to_h_u32(h->databuf); + *idcode = le_to_h_u32(h->databuf + offset); LOG_DEBUG("IDCODE: 0x%08" PRIX32, *idcode); |