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烧录bootloader到emmc，开发板异常重启问题

LK

尊敬的瑞萨工程师，您好！

我们尝试重新烧写开发板镜像时，遇到开发板频繁重启问题。

按照文档4.2.2.开始烧写bootloader到emmc时，开发板状态灯每五秒重新亮起，一直在重启，请问出现这个问题如何解决

  • 开发板从emmc启动进入系统后会有这种情况吗

  • 是的，从emmc启动进入系统也出现频繁重启现象，串口会重复输出以下内容：

    U-Boot 2021.10-g75dee8f1 (Feb 20 2024 - 11:40:15 +0800)
    CPU: Renesas Electronics CPU rev 1.0
    Model: smarc-rzg2l
    DRAM: 896 MiB
    MMC: sd@11c00000: 0, sd@11c10000: 1
    Loading Environment from MMC... OK
    In: serial@1004b800
    Out: serial@1004b800
    Err: serial@1004b800
    Net:
    Error: ethernet@11c20000 address not set.
    No ethernet found.
    Hit any key to stop autoboot: 0
    switch to sdcard
    Card did not respond to voltage select! : -110
    Card did not respond to voltage select! : -110
    Couldn't find partition mmc 1
    Can't set block device
    switch to partitions #0, OK
    mmc0(part 0) is current device
    21096960 bytes read in 699 ms (28.8 MiB/s)
    39850 bytes read in 2 ms (19 MiB/s)
    Error: Bad gzipped data
    Moving Image from 0x48080000 to 0x48200000, end=49690000
    ## Flattened Device Tree blob at 48000000
    Booting using the fdt blob at 0x48000000
    Loading Device Tree to 0000000057ff3000, end 0000000057fffba9 ... OK
    Starting kernel ...
    [ 0.000000] Booting Linux on physical CPU 0x0000000000 [0x412fd050]
    [ 0.000000] Linux version 5.10.83-cip1-arm64-renesas-gd795edc9d0ce-dirty (hjx@myir-server) (aarch64-poky-linux-gcc (GCC) 8.3.0, GNU ld (GNU Binutils) 2.31.1) #3 SMP PREEMPT Sat Mar 30 15:28:44 CST 2024
    [ 0.000000] Machine model: Renesas SMARC EVK based on r9a07g044l2
    [ 0.000000] earlycon: scif0 at MMIO 0x000000001004b800 (options '115200n8')
    [ 0.000000] printk: bootconsole [scif0] enabled