| .. SPDX-License-Identifier: GPL-2.0+: |
| The loady command is used to transfer a file to the device via the serial line |
| using the YMODEM protocol. |
| The number of transferred bytes is saved in environment variable filesize. |
| load address, defaults to environment variable loadaddr or if loadaddr is |
| not set to configuration variable CONFIG_SYS_LOAD_ADDR |
| baud rate for the ymodem transmission. After the transmission the baud |
| rate is reset to the original value. |
| In the example below the terminal emulation program picocom was used to |
| transfer a file to the device. |
| After entering the loady command the key sequence <CTRL-A><CTRL-S> is used to |
| let picocom prompt for the file name. Picocom invokes the program sz for the |
| ## Ready for binary (ymodem) download to 0x80064000 at 115200 bps... |
| *** file: BOOTRISCV64.EFI |
| $ sz -b -vv BOOTRISCV64.EFI |
| Bytes Sent: 398976 BPS:7883 |
| Ymodem sectors/kbytes sent: 0/ 0k |
| /1(CAN) packets, 4 retries |
| ## Total Size = 0x0006165f = 398943 Bytes |
| The command is only available if CONFIG_CMD_LOADB=y. |
| The return value $? is always 0 (true). |