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Update 4_burn_image.md for flashing u-boot+spl #594

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Update 4_burn_image.md for flashing u-boot+spl #594

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22 changes: 21 additions & 1 deletion docs/hardware/zh/lichee/th1520/lcon4a/4_burn_image.md
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Original file line number Diff line number Diff line change
Expand Up @@ -7,8 +7,14 @@ update:
author: ztd
content:
- Release docs
- date: 2023-12-21
version: v1.1
author: LordCasser
content:
- Update doc for flashing u-boot+spl
---

## 使用fastboot

1. 拆掉SSD后盖

Expand All @@ -32,4 +38,18 @@ update:

9. 在另外一台机器上执行 `fastboot flash root root.ext4`

10. 按下 BOOT 旁边的 RST 按键重启笔记本。
10. 按下 BOOT 旁边的 RST 按键重启笔记本。

## 直接使用dd命令烧录u-boot+spl（用于更新）

1. 在当前荔枝派中下载好镜像：[点我下载](https://wiki.sipeed.com/hardware/zh/lichee/th1520/lcon4a/3_images.html)，也可以使用sftp等方式传入

2. 切换到root用户 `sudo su`，并使用bash `bash`

3. 使分区可写 `echo 0 > /sys/block/mmcblk0boot0/force_ro`

4. 烧录镜像 `dd if=u-boot-with-spl-console.bin of=/dev/mmcblk0boot0`

5. 重新开启保护锁 `echo 1 > /sys/block/mmcblk0boot0/force_ro`

6. 重新启动