| #!/usr/bin/env python3 |
| # |
| # Functional test that boots a Linux kernel on a Raspberry Pi machine |
| # and checks the console |
| # |
| # SPDX-License-Identifier: GPL-2.0-or-later |
| |
| import os |
| |
| from qemu_test import LinuxKernelTest, Asset |
| from qemu_test import exec_command_and_wait_for_pattern |
| from qemu_test.utils import gzip_uncompress |
| |
| |
| class Aarch64Raspi4Machine(LinuxKernelTest): |
| |
| """ |
| The kernel can be rebuilt using the kernel source referenced |
| and following the instructions on the on: |
| https://www.raspberrypi.org/documentation/linux/kernel/building.md |
| """ |
| ASSET_KERNEL_20190215 = Asset( |
| ('http://archive.raspberrypi.org/debian/' |
| 'pool/main/r/raspberrypi-firmware/' |
| 'raspberrypi-kernel_1.20230106-1_arm64.deb'), |
| '56d5713c8f6eee8a0d3f0e73600ec11391144fef318b08943e9abd94c0a9baf7') |
| |
| ASSET_INITRD = Asset( |
| ('https://github.com/groeck/linux-build-test/raw/' |
| '86b2be1384d41c8c388e63078a847f1e1c4cb1de/rootfs/' |
| 'arm64/rootfs.cpio.gz'), |
| '7c0b16d1853772f6f4c3ca63e789b3b9ff4936efac9c8a01fb0c98c05c7a7648') |
| |
| def test_arm_raspi4(self): |
| deb_path = self.ASSET_KERNEL_20190215.fetch() |
| kernel_path = self.extract_from_deb(deb_path, '/boot/kernel8.img') |
| dtb_path = self.extract_from_deb(deb_path, '/boot/bcm2711-rpi-4-b.dtb') |
| |
| self.set_machine('raspi4b') |
| self.vm.set_console() |
| kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE + |
| 'earlycon=pl011,mmio32,0xfe201000 ' + |
| 'console=ttyAMA0,115200 ' + |
| 'root=/dev/mmcblk1p2 rootwait ' + |
| 'dwc_otg.fiq_fsm_enable=0') |
| self.vm.add_args('-kernel', kernel_path, |
| '-dtb', dtb_path, |
| '-append', kernel_command_line) |
| # When PCI is supported we can add a USB controller: |
| # '-device', 'qemu-xhci,bus=pcie.1,id=xhci', |
| # '-device', 'usb-kbd,bus=xhci.0', |
| self.vm.launch() |
| console_pattern = 'Kernel command line: %s' % kernel_command_line |
| self.wait_for_console_pattern(console_pattern) |
| # When USB is enabled we can look for this |
| # console_pattern = 'Product: QEMU USB Keyboard' |
| # self.wait_for_console_pattern(console_pattern) |
| console_pattern = 'Waiting for root device' |
| self.wait_for_console_pattern(console_pattern) |
| |
| |
| def test_arm_raspi4_initrd(self): |
| deb_path = self.ASSET_KERNEL_20190215.fetch() |
| kernel_path = self.extract_from_deb(deb_path, '/boot/kernel8.img') |
| dtb_path = self.extract_from_deb(deb_path, '/boot/bcm2711-rpi-4-b.dtb') |
| initrd_path_gz = self.ASSET_INITRD.fetch() |
| initrd_path = os.path.join(self.workdir, 'rootfs.cpio') |
| gzip_uncompress(initrd_path_gz, initrd_path) |
| |
| self.set_machine('raspi4b') |
| self.vm.set_console() |
| kernel_command_line = (self.KERNEL_COMMON_COMMAND_LINE + |
| 'earlycon=pl011,mmio32,0xfe201000 ' + |
| 'console=ttyAMA0,115200 ' + |
| 'panic=-1 noreboot ' + |
| 'dwc_otg.fiq_fsm_enable=0') |
| self.vm.add_args('-kernel', kernel_path, |
| '-dtb', dtb_path, |
| '-initrd', initrd_path, |
| '-append', kernel_command_line, |
| '-no-reboot') |
| # When PCI is supported we can add a USB controller: |
| # '-device', 'qemu-xhci,bus=pcie.1,id=xhci', |
| # '-device', 'usb-kbd,bus=xhci.0', |
| self.vm.launch() |
| self.wait_for_console_pattern('Boot successful.') |
| |
| exec_command_and_wait_for_pattern(self, 'cat /proc/cpuinfo', |
| 'BCM2835') |
| exec_command_and_wait_for_pattern(self, 'cat /proc/iomem', |
| 'cprman@7e101000') |
| exec_command_and_wait_for_pattern(self, 'halt', 'reboot: System halted') |
| # TODO: Raspberry Pi4 doesn't shut down properly with recent kernels |
| # Wait for VM to shut down gracefully |
| #self.vm.wait() |
| |
| |
| if __name__ == '__main__': |
| LinuxKernelTest.main() |
