diff options
Diffstat (limited to 'src/jtag/drivers/cmsis_dap_usb.c')
| -rw-r--r-- | src/jtag/drivers/cmsis_dap_usb.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/src/jtag/drivers/cmsis_dap_usb.c b/src/jtag/drivers/cmsis_dap_usb.c index dc59fcf9..6276595f 100644 --- a/src/jtag/drivers/cmsis_dap_usb.c +++ b/src/jtag/drivers/cmsis_dap_usb.c @@ -534,46 +534,6 @@ static int cmsis_dap_swd_write_reg(uint8_t cmd, uint32_t value) return retval; } -static int cmsis_dap_swd_read_block(uint8_t cmd, uint32_t blocksize, uint8_t *dest_buf) -{ - uint8_t *buffer; - int tfer_sz; - int retval = ERROR_OK; - uint16_t read_count; - - DEBUG_IO("CMSIS-DAP: Read Block 0x%02" PRIx8 " %" PRIu32, cmd, blocksize); - - while (blocksize) { - - buffer = cmsis_dap_handle->packet_buffer; - tfer_sz = blocksize; - if (tfer_sz > 15) - tfer_sz = 8; - - buffer[0] = 0; /* report number */ - buffer[1] = CMD_DAP_TFER_BLOCK; - buffer[2] = 0x00; - buffer[3] = tfer_sz; - buffer[4] = 0x00; - buffer[5] = cmd; - retval = cmsis_dap_usb_xfer(cmsis_dap_handle, 6); - - read_count = le_to_h_u16(&buffer[1]); - if (read_count != tfer_sz) { - LOG_ERROR("CMSIS-DAP: Block Read Error (0x%02" PRIx8 ")", buffer[3]); - retval = buffer[3]; - } - - read_count *= 4; - memcpy(dest_buf, &buffer[4], read_count); - - dest_buf += read_count; - blocksize -= tfer_sz; - } - - return retval; -} - static int cmsis_dap_get_version_info(void) { uint8_t *data; @@ -1112,7 +1072,6 @@ static const struct swd_driver cmsis_dap_swd_driver = { .init = cmsis_dap_swd_init, .read_reg = cmsis_dap_swd_read_reg, .write_reg = cmsis_dap_swd_write_reg, - .read_block = cmsis_dap_swd_read_block }; const char *cmsis_dap_transport[] = {"cmsis-dap", NULL}; |