| Message ID | 20190902153333.11190-45-m.othacehe@gmail.com |
|---|---|
| State | Accepted |
| Headers | show
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| Series |
Add --target support to guix system
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expand
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Mathieu Othacehe <m.othacehe@gmail.com> skribis: > * gnu/build/vm.scm (load-in-linux-vm): Disable qemu highmem support on ARM32 > systems. LGTM!
diff --git a/gnu/build/vm.scm b/gnu/build/vm.scm index a5d9fefa62..b85398ed24 100644 --- a/gnu/build/vm.scm +++ b/gnu/build/vm.scm @@ -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.