WIP trying to debug GICv3 on qemu arm #163

Job	Run time
build (14, 2, pc-x86-64-test)	26s
build (14, 2, qemu-virt-arm64-test)	35s
build (14, 2, qemu-virt-riscv64-test)	26s
build (14, 2, qemu-virt-riscv64-supervisor-test)	18s
build (14, 0, pc-x86-64-test)	22s
build (14, 0, qemu-virt-arm64-test)	39s
build (14, 0, qemu-virt-riscv64-test)	19s
build (14, 0, qemu-virt-riscv64-supervisor-test)	30s
build (15, 2, pc-x86-64-test)	28s
build (15, 2, qemu-virt-arm64-test)	54s
build (15, 2, qemu-virt-riscv64-test)	21s
build (15, 2, qemu-virt-riscv64-supervisor-test)	24s
build (15, 0, pc-x86-64-test)	19s
build (15, 0, qemu-virt-arm64-test)	36s
build (15, 0, qemu-virt-riscv64-test)	21s
build (15, 0, qemu-virt-riscv64-supervisor-test)	19s
	7m 17s

Provide feedback