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    T507是否支持el2模式

    创龙科技专区
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    • S
      szq15001283183 LV 2 last edited by

      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!

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      • WhycanService
        WhycanService LV 8 last edited by

        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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