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fix(hack): use Homebrew's firmware for accelerated aarch64 VMs

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The firmware in the dev image hangs before it starts Sprout when run with
hvf on Apple Silicon. QEMU_FIRMWARE overrides which firmware is used.
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alex authored and Alex Zenla committed 2026-10-03 18:59:20 -07:00
1 parent 27d2a5c56e
commit 1e3b0d3081
1 file changed
+9 -1
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hack/dev/boot.sh
+9 -1
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@@ -73,8 +73,16 @@ if [ "${NO_NETWORK}" != "1" ]; then
-device 'virtio-net-pci,netdev=network0'
fi
# The firmware in the dev image hangs before it starts Sprout when accelerated on Apple Silicon,
# so use the firmware that comes with Homebrew's QEMU there. QEMU_FIRMWARE overrides the choice.
if [ -z "${QEMU_FIRMWARE}" ] && [ "${TARGET_ARCH}" = "aarch64" ] && [ "${QEMU_ACCEL}" = "hvf" ] &&
command -v brew >/dev/null 2>&1; then
BREW_FIRMWARE="$(brew --prefix qemu 2>/dev/null)/share/qemu/edk2-aarch64-code.fd"
[ -f "${BREW_FIRMWARE}" ] && QEMU_FIRMWARE="${BREW_FIRMWARE}"
fi
rm -f "${FINAL_DIR}/ovmf-boot.fd"
cp "${FINAL_DIR}/ovmf.fd" "${FINAL_DIR}/ovmf-boot.fd"
cp "${QEMU_FIRMWARE:-${FINAL_DIR}/ovmf.fd}" "${FINAL_DIR}/ovmf-boot.fd"
if [ "${TARGET_ARCH}" = "aarch64" ]; then
dd if=/dev/zero of="${FINAL_DIR}/ovmf-boot.fd" bs=1 count=1 seek=67108863 >/dev/null 2>&1
fi