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armvisor's Introduction

armvisor

simple bare-metal armv8 (aarch64) hypervisor for learning purposes.

  • vm, vcpu arch
  • stage 2 address translation
  • hypervisor interrupts, gicv3
  • timer (el2, el1), uart

environment

  • qemu-system-aarch64
  • arm toolchain: aarch64-linux-gnu
  • gdb-multiarch

use

> make

--------------------------
                            _                
                           (_)               
   __ _ _ __ _ __ _____   ___ ___  ___  _ __ 
  / _` | '__| '_ ` _ \ \ / / / __|/ _ \| '__|
 | (_| | |  | | | | | \ V /| \__ \ (_) | |   
  \__,_|_|  |_| |_| |_|\_/ |_|___/\___/|_|   
                                             
                                             
~~ armvisor started ~~
application: 
Exception level: 0000000000000008
--------------------------
> HYP:Init Success
> HYP:TIMER2 init
> HYP:UART init
> HYP:VM regiter start
> HYP:VM id: 0000000000000001
> HYP:VM start addr: 0000000060000000
> HYP:Interrupts enabled
--------------------------
> IRQ: 000000000000001A
> IRQ: Cleared
--------------------------

hello vm 1

for debugging

> make debug
$ gdb target remote localhost:1234

to-do

  • [] hypervisor: loader should be changed
  • [] hypervisor: virtual interrupt routing
  • [] debugging: dump guest memory

armvisor's People

Contributors

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