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    SOLVED Jetson Nano 更新DTB后无法启动系统

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    • O
      odu last edited by odu

      Nano b01
      l4t: R32 7.3
      需要使用veye-mipi-imx-385摄像头
      从nvidia_jetson_veye_bsp\nvidia_jetson_veye_bsp\kernel_image\Image_l4t_r32.7.3_veyecam.tar.gz解压Image替换/boot/Image
      从nvidia_jetson_veye_bsp\dtbs\Nano\JetPack_4.6.3_Linux_JETSON_NANO_TARGETS\dts dtb\VEYE-MIPI-CAM2M\tegra210-p3448-0000-p3449-0000-b00.dtb 添拷贝到/boot/veyecam/tegra210-p3448-0000-p3449-0000-b00.dtb
      在/boot/extlinux/extlinux.conf文件,最下面增加如下一行
      FDT /boot/veyecam/tegra210-p3448-0000-p3449-0000-b00.dtb
      重启如下图所示无法启动
      e1a5c698-f22d-4cff-b22f-bdde635cde44-6c3f32c1aa7fa1a1a4e5123573d902e.jpg
      注释掉FDT /boot/veyecam/tegra210-p3448-0000-p3449-0000-b00.dtb才能启动

      veye_xumm 1 Reply Last reply Reply Quote 0
      • veye_xumm
        veye_xumm @odu last edited by

        @odu
        请问你用的板子是官方开发板吗? 使用tf卡的还是emmc存储的?
        请在系统能正常启动的时候,执行一个命令,发给我看看:
        sudo dmesg | grep dts

        O 1 Reply Last reply Reply Quote 0
        • O
          odu @veye_xumm last edited by

          @veye_xumm 5f84fe68-da5e-417a-ba08-c6d100633a99-b6109db7e03c232b841f374773f5337.jpg
          U盘启动,emmc刷了启动引导,不是官方的,是亚博的sub版

          veye_xumm 1 Reply Last reply Reply Quote 0
          • veye_xumm
            veye_xumm @odu last edited by

            @odu 你拍的不是很清楚,但是我看到EMMC版本的jetson nano需要使用
            tegra210-p3448-0002-p3449-0000-b00.dtb而不是tegra210-p3448-0000-p3449-0000-b00.dtb。
            现在有两个问题:

            1. 亚博的板子是否支持兼容官方的dtb? 如果其不兼容,需要进行移植。
            2. 如果支持。请回复我,我给你编译一个0002版本的dtb试试。
            O 1 Reply Last reply Reply Quote 0
            • O
              odu @veye_xumm last edited by

              @veye_xumm 谢谢,应该支持,支持官方刷机,可以发个我测试下

              veye_xumm 2 Replies Last reply Reply Quote 0
              • veye_xumm
                veye_xumm @odu last edited by

                @odu 给我一个邮箱,我发给你试试

                1 Reply Last reply Reply Quote 0
                • veye_xumm
                  veye_xumm @odu last edited by

                  @odu tegra210-p3448-0002-p3449-0000-b00.a
                  我直接上传上来,你改一下后缀为dtb然后替换试试。

                  O 1 Reply Last reply Reply Quote 0
                  • O
                    odu @veye_xumm last edited by

                    @veye_xumm 你好,我测试了下,还是一样,无法启动

                    veye_xumm 1 Reply Last reply Reply Quote 0
                    • veye_xumm
                      veye_xumm @odu last edited by

                      @odu 要不你把板子寄过来我们给你烧一下试试?

                      O 1 Reply Last reply Reply Quote 0
                      • O
                        odu @veye_xumm last edited by

                        @veye_xumm 烧录系统吗?还是dtb

                        veye_xumm 1 Reply Last reply Reply Quote 0
                        • veye_xumm
                          veye_xumm @odu last edited by

                          @odu 板子到了看情况处理呗。到时候再联系。

                          O 1 Reply Last reply Reply Quote 0
                          • O
                            odu @veye_xumm last edited by

                            @veye_xumm ok,寄到哪

                            1 Reply Last reply Reply Quote 0
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