buildroot/support/testing/tests/package/test_acpica.py

92 lines
3.2 KiB
Python

import os
import infra.basetest
class TestAcpica(infra.basetest.BRTest):
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
"""
BR2_PACKAGE_ACPICA=y
BR2_ROOTFS_OVERLAY="{}"
BR2_TARGET_ROOTFS_CPIO=y
# BR2_TARGET_ROOTFS_TAR is not set
""".format(
# overlay to add an ASL source file
infra.filepath("tests/package/test_acpica/rootfs-overlay"))
def test_run(self):
cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
self.emulator.boot(arch="armv5",
kernel="builtin",
options=["-initrd", cpio_file])
self.emulator.login()
# Check a program can execute
self.assertRunOk("iasl -v")
# Check "acpiexamples" demo is running
self.assertRunOk("acpiexamples")
# Check "acpihelp" convert error code 0x1 to AE_ERROR
self.assertRunOk("acpihelp -e 1 | grep -F AE_ERROR")
# Check "acpihelp" convert 0xA3 opcode to NoOpOp
self.assertRunOk("acpihelp -o 0xA3 | grep -F NoOpOp")
# Compile a simple ASL file
# The output file is automatically set to "dsdt.aml"
self.assertRunOk("iasl dsdt.asl")
# Evaluate the AML with acpiexec
# STR0 is expected to be "Hello Buildroot!"
cmd = "acpiexec -b 'evaluate STR0' dsdt.aml"
cmd += " | grep -F '\"Hello Buildroot!\"'"
self.assertRunOk(cmd)
# INT1 is exepcted to be 12345678
cmd = "acpiexec -b 'evaluate INT1' dsdt.aml"
cmd += " | grep -F 12345678"
self.assertRunOk(cmd)
# Evalute the TEST method which prints its argument
cmd = "acpiexec -b 'evaluate TST2 \"Hello World\"' dsdt.aml"
cmd += " | grep -F 'Arg0=Hello World'"
self.assertRunOk(cmd)
# dump aml to text
self.assertRunOk("acpidump -f dsdt.aml -o dsdt.dump")
# Rebuild dump to binary with acpixtract
# Output is implicitly into the dsdt.dat file
self.assertRunOk("acpixtract -a dsdt.dump")
# Compare with acpibin
# The rebuilt dsdt.dat is expected to be the same
cmd = "acpibin -a dsdt.aml dsdt.dat"
cmd += " | grep -F 'Files compare exactly'"
self.assertRunOk(cmd)
# Compare with cmp, to check acpibin
self.assertRunOk("cmp dsdt.aml dsdt.dat")
# Disassemble the compiled ASL
# Output file is implicitly "dsdt.dsl", we rename it to
# "disa.dsl" to make sure it will not clash with the original
# file, when recompiling.
self.assertRunOk("iasl dsdt.aml && mv -v dsdt.dsl disa.dsl")
# Disassembled output should contain our string
self.assertRunOk("grep STR0 disa.dsl | grep '\"Hello Buildroot!\"'")
# Recompile the disassembled file
self.assertRunOk("iasl disa.dsl")
# Compare the first compiled file with the one recompiled from
# the disassembly. There are expected to be identical.
cmd = "acpibin -a dsdt.aml disa.aml"
cmd += " | grep -F 'Files compare exactly'"
self.assertRunOk(cmd)
# Also compare with "cmp"
self.assertRunOk("cmp dsdt.aml disa.aml")