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购买:创龙科技 环境: 硬件:T507开发板 软件:linux4.9 问题: 内核态el1切换到el2虚拟监控模式报错, 执行:hvc #0 报错内容:“ Internal error: undefined instruction: 0 [#1]”
查阅芯片手册《T5_Series_Manual_V1.6》,未查到cpu支持el2执行态的相关描述,请问该芯片是否支持?
盼回复!
更换BL31,使用平台sun50i_h616,即可开启el2
https://github.com/ARM-software/arm-trusted-firmware
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