From f1e4447ce91d33c3785db1a7c2bafc768eb3f790 Mon Sep 17 00:00:00 2001 From: Alexander Potapenko Date: Fri, 18 Oct 2024 15:14:40 +0200 Subject: executor: sys/linux: arm64: reserve address for ITS, add a seed for ITS creation Reserve SYZOS address for the ITS redistributor at 0x08080000, add it to the list of kvm_guest_addrs. Also implement a syzlang test for the host part of ITS configuration as per https://www.kernel.org/doc/html/v6.1/virt/kvm/devices/arm-vgic-its.html --- executor/kvm.h | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'executor/kvm.h') diff --git a/executor/kvm.h b/executor/kvm.h index 47348e3d4..f69322bfd 100644 --- a/executor/kvm.h +++ b/executor/kvm.h @@ -76,8 +76,11 @@ #define NEXT_INSN $0xbadc0de #define PREFIX_SIZE 0xba1d -// GICv3 distributor/redistributor addresses. +// GICv3 distributor address. #define ARM64_ADDR_GICD_BASE 0x08000000 +// GICv3 ITS address. +#define ARM64_ADDR_GICI_BASE 0x08080000 +// GICv3 redistributor address. #define ARM64_ADDR_GICR_BASE 0x080a0000 // Write to this page to trigger a page fault and stop KVM_RUN. #define ARM64_ADDR_EXIT 0xdddd0000 -- cgit mrf-deployment