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[参考译文] AM6421:SPL 引导中的 OP-TEE 警告

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请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

https://e2e.ti.com/support/processors-group/processors/f/processors-forum/1474565/am6421-op-tee-warnings-in-spl-boot

器件型号:AM6421

工具与软件:

我根据 AM62x 移植指南、获得了基于 EVM 板文件的定制板配置(因为显然没有 AM64xx 的配置)。

在 R5内核上查看 SPL 引导的输出时、我偶然发现了这些警告、这些警告可以在本论坛上发布的许多日志中找到、但我发现它们无法直接解决?

那么这是输出:

SYSFW ABI: 4.0 (firmware rev 0x000a '10.0.8--v10.00.08 (Fiery Fox)')
SPL initial stack usage: 13392 bytes
Trying to boot from SPI
Authentication passed
Authentication passed
Authentication passed
Authentication passed
Starting ATF on ARM64 core...

NOTICE:  BL31: v2.10.0(release):v2.10.0-367-g00f1ec6b87-dirty
NOTICE:  BL31: Built : 16:09:05, Feb  9 2024
I/TC:
I/TC: OP-TEE version: 4.2.0-dev (gcc version 13.3.0 (GCC)) #1 Fri Apr 12 09:51:21 UTC 2024 aarch64
I/TC: WARNING: This OP-TEE configuration might be insecure!
I/TC: WARNING: Please check optee.readthedocs.io/.../porting_guidelines.html
I/TC: Primary CPU initializing
I/TC: GIC redistributor base address not provided
I/TC: Assuming default GIC group status and modifier
I/TC: SYSFW ABI: 4.0 (firmware rev 0x000a '10.0.8--v10.00.08 (Fiery Fox)')
I/TC: HUK Initialized
I/TC: Activated SA2UL device
I/TC: Enabled firewalls for SA2UL TRNG device
I/TC: SA2UL TRNG initialized
I/TC: SA2UL Drivers initialized
I/TC: Primary CPU switching to normal world boot

有人能解释 OP-TEE 发出的警告吗? 我们感觉 TI SDK 树中缺少某个器件(u-boot、op-tee 或两者)来解决此问题。

  • 请注意,本文内容源自机器翻译,可能存在语法或其它翻译错误,仅供参考。如需获取准确内容,请参阅链接中的英语原文或自行翻译。

    尊敬的 Fabian:

    我正在将您的查询发送给域专家以获取意见。