Reference Boards of RZ/G2H, RZ/G2M, RZ/G2N, and RZ/G2E
Start-up Guide
R01US0555EJ0100 Rev.1.00
Page 11 of 13
Mar. 31, 2022
After successfully download the binary, Flash Writer starts automatically and shows a message like below on the
terminal.
Flash writer for RZ/G2E V1.00 Sep.24,2019
>
2.3
Writing Bootloader
“XLS2” command of Flash Writer is used to write binary files. This command receives binary data from the serial port
and write the data to specified address of the Flash ROM with information where the data should be loaded on the
address of the main memory.
For detail of the procedure, please refer to the section
Write all necessary files using the addresses listed at Table 2 and turn off the power of the board by changing the SW23.
Table 2. Addresses for each file
File name
Address to load to RAM
Address to save to ROM
bootparam_sa0.srec
E6320000
000000
bl2-ek874.srec
E6304000
040000
cert_header_sa6.srec
E6320000
180000
bl31-ek874.srec
44000000
1C0000
tee-ek874-rzg2e.srec
44100000
200000
u-boot-elf-ek874.srec
50000000
300000
2.4
Setting U-boot
To set the board to SPI Boot mode, set the SW12 which is placed near the micro SD card slot as below:
6
5
4
3
2
1
ON
ON
OFF
ON
ON
ON
Turn on the power of the board by changing the SW23.
U-Boot 2020.10 (May 07 2021 - 13:48:35 +0000)
CPU: Renesas Electronics R8A7794C0 rev 1.1
Model: Silicon Linux CAT874 RZ/G2E board
DRAM: 1.9 GiB
Bank #0: 0x048000000 - 0x0bfffffff, 1.9 GiB
MMC: sd@ee100000: 0
Loading Environment from SPI Flash... SF: Detected w25m512jv with page size 25
6 Bytes, erase size 4 KiB, total 32 MiB
Following the messages above, many warning messages will be shown. These warnings are eliminated by setting
correct environment variables. Please set default value and save them to the Flash ROM.
