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build: vm: Fix arm32 support.

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* gnu/build/vm.scm (load-in-linux-vm): Disable qemu highmem support on ARM32
systems.
This commit is contained in:
Mathieu Othacehe 2019-08-23 09:51:33 +02:00
parent 74f1718081
commit 2608417ab8
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gnu/build/vm.scm
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@ -102,6 +102,14 @@ the #:references-graphs parameter of 'derivation'."
;; hardware limits imposed by other machines.
,@(if target-arm32? '("-M" "virt") '())
;; On ARM32, if the kernel is built without LPAE support, ECAM conflicts
;; with VIRT_PCIE_MMIO causing PCI devices not to show up. Disable
;; explicitely highmem to fix it.
;; See: https://bugs.launchpad.net/qemu/+bug/1790975.
,@(if target-arm32?
'("-machine" "highmem=off")
'())
;; Only enable kvm if we see /dev/kvm exists. This allows users without
;; hardware virtualization to still use these commands. KVM support is
;; still buggy on some ARM32 boards. Do not use it even if available.