In Arm v7 mmu, stage2 translation cannot use short descriptors

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 楼主| 石头张 发表于 2018-9-9 10:12 | 显示全部楼层 |阅读模式
ARM V7 document states: \"In ARMv7-A short descriptors only be used at EL0 and EL1 stage 1 translations. They cannot, therefore, be used by hypervisors or Secure monitor code.\"
Why stage2/hypervisors/secure monitor cannot use short descriptors? what is the limitation?
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