• ARMv7 architecture
    Can anyone share the ARMv7 architecture document to download ? - Hari.
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    Hi there, I have been going through a lot of ARMv8 documents, and I have a very basic question: -Can I take a Linux Kernel, compiled for a ARMv7 device, and run it on an ARMv8 device in Aarch32 execution...
  • Question about LPAE(Large Physical Address Extensions) for ARMv7
    I read the ARMv7 architecture reference manuals. The spec. says LPAE allows 32-bits VA to be translated into 40-bits PA. The 40-bits PA means the width of address bus is 40-bits or greater than 40 bits...
  • ARMv8 Secure EL1 problem
    Hi, arm experts, We want to use ARCH32 mode in secure EL1, I see some descriptions in ARMv8 Arch Reference Manual about Secure EL1 ARCH32 mode as follows: One is the VBAR(secure), it is mapped to  VBAR_EL3...
  • Is ARMv7-M3 thumb instructions compatible to ARMv7-A thumb?
    Hello guys, I am trying to verify some features of ARMv7-M3 in a software simulator platform for ARM. But this simulator only support ARMv7-A ISA. Is ARMv7-M3 instructions compatible to ARMv7-A, especially...