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# SPDX-License-Identifier: GPL-2.0+
# Copyright 2022 Google LLC
#
# Test addition of VBE
import pytest
import fit_util
# Define a base ITS which we can adjust using % and a dictionary
base_its = '''
/dts-v1/;
/ {
description = "Example kernel";
images {
kernel-1 {
data = /incbin/("%(kernel)s");
type = "kernel";
arch = "sandbox";
os = "linux";
load = <0x40000>;
entry = <0x8>;
compression = "%(compression)s";
random {
compatible = "vbe,random-rand";
vbe,size = <0x40>;
vbe,required;
};
aslr1 {
compatible = "vbe,aslr-move";
vbe,align = <0x100000>;
};
aslr2 {
compatible = "vbe,aslr-rand";
};
efi-runtime {
compatible = "vbe,efi-runtime-rand";
};
wibble {
compatible = "vbe,wibble";
};
};
fdt-1 {
description = "snow";
data = /incbin/("%(fdt)s");
type = "flat_dt";
arch = "sandbox";
load = <%(fdt_addr)#x>;
compression = "%(compression)s";
};
};
configurations {
default = "conf-1";
conf-1 {
kernel = "kernel-1";
fdt = "fdt-1";
};
};
};
'''
# Define a base FDT - currently we don't use anything in this
base_fdt = '''
/dts-v1/;
/ {
chosen {
};
};
'''
# This is the U-Boot script that is run for each test. First load the FIT,
# then run the 'bootm' command, then run the unit test which checks that the
# working tree has the required things filled in according to the OS requests
# above (random, aslr2, etc.)
base_script = '''
host load hostfs 0 %(fit_addr)x %(fit)s
fdt addr %(fit_addr)x
bootm start %(fit_addr)x
bootm loados
bootm prep
fdt addr
fdt print
ut bootstd vbe_test_fixup
'''
@pytest.mark.boardspec('sandbox_flattree')
@pytest.mark.requiredtool('dtc')
def test_vbe(u_boot_console):
cons = u_boot_console
kernel = fit_util.make_kernel(cons, 'vbe-kernel.bin', 'kernel')
fdt = fit_util.make_dtb(cons, base_fdt, 'vbe-fdt')
fdt_out = fit_util.make_fname(cons, 'fdt-out.dtb')
params = {
'fit_addr' : 0x1000,
'kernel' : kernel,
'fdt' : fdt,
'fdt_out' : fdt_out,
'fdt_addr' : 0x80000,
'fdt_size' : 0x1000,
'compression' : 'none',
}
mkimage = cons.config.build_dir + '/tools/mkimage'
fit = fit_util.make_fit(cons, mkimage, base_its, params, 'test-vbe.fit',
base_fdt)
params['fit'] = fit
cmd = base_script % params
with cons.log.section('Kernel load'):
output = cons.run_command_list(cmd.splitlines())
# This is a little wonky since there are two tests running in CI. The final
# one is the 'ut bootstd' command above
failures = [line for line in output if 'Failures' in line]
assert len(failures) >= 1 and 'Failures: 0' in failures[-1]
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