def ObtainContents(self):
"""Obtain the contents of the FIT
This adds the 'data' properties to the input ITB (Image-tree Binary)
then runs mkimage to process it.
"""
# self._BuildInput() either returns bytes or raises an exception.
data = self._BuildInput(self._fdt)
uniq = self.GetUniqueName()
input_fname = tools.GetOutputFilename('%s.itb' % uniq)
output_fname = tools.GetOutputFilename('%s.fit' % uniq)
tools.WriteFile(input_fname, data)
tools.WriteFile(output_fname, data)
args = []
ext_offset = self._fit_props.get('fit,external-offset')
if ext_offset is not None:
args += [
'-E', '-p',
'%x' % fdt_util.fdt32_to_cpu(ext_offset.value)
]
tools.Run('mkimage', '-t', '-F', output_fname, *args)
self.SetContents(tools.ReadFile(output_fname))
return True
def ObtainContents(self):
"""Obtain the contents of the FIT
This adds the 'data' properties to the input ITB (Image-tree Binary)
then runs mkimage to process it.
"""
# self._BuildInput() either returns bytes or raises an exception.
data = self._BuildInput(self._fdt)
uniq = self.GetUniqueName()
input_fname = tools.GetOutputFilename('%s.itb' % uniq)
output_fname = tools.GetOutputFilename('%s.fit' % uniq)
tools.WriteFile(input_fname, data)
tools.WriteFile(output_fname, data)
args = {}
ext_offset = self._fit_props.get('fit,external-offset')
if ext_offset is not None:
args = {
'external': True,
'pad': fdt_util.fdt32_to_cpu(ext_offset.value)
}
if self.mkimage.run(reset_timestamp=True,
output_fname=output_fname,
**args) is not None:
self.SetContents(tools.ReadFile(output_fname))
else:
# Bintool is missing; just use empty data as the output
self.record_missing_bintool(self.mkimage)
self.SetContents(tools.GetBytes(0, 1024))
return True
def _BuildIfwi(self):
"""Build the contents of the IFWI and write it to the 'data' property"""
# Create the IFWI file if needed
if self._convert_fit:
inname = self._pathname
outname = tools.GetOutputFilename('ifwi.bin')
tools.RunIfwiTool(inname, tools.CMD_CREATE, outname)
self._filename = 'ifwi.bin'
self._pathname = outname
else:
# Provide a different code path here to ensure we have test coverage
outname = self._pathname
# Delete OBBP if it is there, then add the required new items.
tools.RunIfwiTool(outname, tools.CMD_DELETE, subpart='OBBP')
for entry in self._ifwi_entries.values():
# First get the input data and put it in a file
data = entry.GetData()
uniq = self.GetUniqueName()
input_fname = tools.GetOutputFilename('input.%s' % uniq)
tools.WriteFile(input_fname, data)
tools.RunIfwiTool(outname,
tools.CMD_REPLACE if entry._ifwi_replace else tools.CMD_ADD,
input_fname, entry._ifwi_subpart, entry._ifwi_entry_name)
self.ReadBlobContents()
return True
def GetVblock(self):
# Join up the data files to be signed
input_data = b''
for entry_phandle in self.content:
data = self.section.GetContentsByPhandle(entry_phandle, self)
if data is None:
# Data not available yet
return False
input_data += data
uniq = self.GetUniqueName()
output_fname = tools.GetOutputFilename('vblock.%s' % uniq)
input_fname = tools.GetOutputFilename('input.%s' % uniq)
tools.WriteFile(input_fname, input_data)
prefix = self.keydir + '/'
args = [
'vbutil_firmware',
'--vblock', output_fname,
'--keyblock', prefix + self.keyblock,
'--signprivate', prefix + self.signprivate,
'--version', '%d' % self.version,
'--fv', input_fname,
'--kernelkey', prefix + self.kernelkey,
'--flags', '%d' % self.preamble_flags,
]
#out.Notice("Sign '%s' into %s" % (', '.join(self.value), self.label))
stdout = tools.Run('futility', *args)
return tools.ReadFile(output_fname)
def ObtainContents(self):
data = b''
for entry in self._mkimage_entries.values():
# First get the input data and put it in a file. If not available,
# try later.
if not entry.ObtainContents():
return False
data += entry.GetData()
uniq = self.GetUniqueName()
input_fname = tools.GetOutputFilename('mkimage.%s' % uniq)
tools.WriteFile(input_fname, data)
output_fname = tools.GetOutputFilename('mkimage-out.%s' % uniq)
tools.Run('mkimage', '-d', input_fname, *self._args, output_fname)
self.SetContents(tools.ReadFile(output_fname))
return True
def ObtainContents(self):
gbb = 'gbb.bin'
fname = tools.GetOutputFilename(gbb)
if not self.size:
self.Raise('GBB must have a fixed size')
gbb_size = self.size
bmpfv_size = gbb_size - 0x2180
if bmpfv_size < 0:
self.Raise('GBB is too small (minimum 0x2180 bytes)')
sizes = [0x100, 0x1000, bmpfv_size, 0x1000]
sizes = ['%#x' % size for size in sizes]
keydir = tools.GetInputFilename(self.keydir)
gbb_set_command = [
'gbb_utility', '-s',
'--hwid=%s' % self.hardware_id,
'--rootkey=%s/root_key.vbpubk' % keydir,
'--recoverykey=%s/recovery_key.vbpubk' % keydir,
'--flags=%d' % self.gbb_flags,
'--bmpfv=%s' % tools.GetInputFilename(self.bmpblk), fname
]
tools.Run('futility', 'gbb_utility', '-c', ','.join(sizes), fname)
tools.Run('futility', *gbb_set_command)
self.SetContents(tools.ReadFile(fname))
return True
def test_driver_alias(self):
"""Test output from a device tree file with a driver alias"""
dtb_file = get_dtb_file('dtoc_test_driver_alias.dts')
output = tools.GetOutputFilename('output')
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
struct dtd_sandbox_gpio {
\tconst char *\tgpio_bank_name;
\tbool\t\tgpio_controller;
\tfdt32_t\t\tsandbox_gpio_count;
};
''', data)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
static struct dtd_sandbox_gpio dtv_gpios_at_0 = {
\t.gpio_bank_name\t\t= "a",
\t.gpio_controller\t= true,
\t.sandbox_gpio_count\t= 0x14,
};
U_BOOT_DEVICE(gpios_at_0) = {
\t.name\t\t= "sandbox_gpio",
\t.platdata\t= &dtv_gpios_at_0,
\t.platdata_size\t= sizeof(dtv_gpios_at_0),
};
void dm_populate_phandle_data(void) {
}
''', data)
def testScanDrivers(self):
"""Test running dtoc with additional drivers to scan"""
dtb_file = get_dtb_file('dtoc_test_simple.dts')
output = tools.GetOutputFilename('output')
with test_util.capture_sys_output() as (stdout, stderr):
dtb_platdata.run_steps(['struct'], dtb_file, False, output, True,
[None, '', 'tools/dtoc/dtoc_test_scan_drivers.cxx'])
def test_driver_alias(self):
"""Test output from a device tree file with a driver alias"""
dtb_file = get_dtb_file('dtoc_test_driver_alias.dts')
output = tools.GetOutputFilename('output')
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._check_strings(HEADER + '''
struct dtd_sandbox_gpio {
\tconst char *\tgpio_bank_name;
\tbool\t\tgpio_controller;
\tfdt32_t\t\tsandbox_gpio_count;
};
''', data)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._check_strings(C_HEADER + '''
/* Node /gpios@0 index 0 */
static struct dtd_sandbox_gpio dtv_gpios_at_0 = {
\t.gpio_bank_name\t\t= "a",
\t.gpio_controller\t= true,
\t.sandbox_gpio_count\t= 0x14,
};
U_BOOT_DRVINFO(gpios_at_0) = {
\t.name\t\t= "sandbox_gpio",
\t.plat\t= &dtv_gpios_at_0,
\t.plat_size\t= sizeof(dtv_gpios_at_0),
\t.parent_idx\t= -1,
};
''', data)
def test_phandle_reorder(self):
"""Test that phandle targets are generated before their references"""
dtb_file = get_dtb_file('dtoc_test_phandle_reorder.dts')
output = tools.GetOutputFilename('output')
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._check_strings(C_HEADER + '''
/* Node /phandle-source2 index 0 */
static struct dtd_source dtv_phandle_source2 = {
\t.clocks\t\t\t= {
\t\t\t{1, {}},},
};
U_BOOT_DRVINFO(phandle_source2) = {
\t.name\t\t= "source",
\t.plat\t= &dtv_phandle_source2,
\t.plat_size\t= sizeof(dtv_phandle_source2),
\t.parent_idx\t= -1,
};
/* Node /phandle-target index 1 */
static struct dtd_target dtv_phandle_target = {
};
U_BOOT_DRVINFO(phandle_target) = {
\t.name\t\t= "target",
\t.plat\t= &dtv_phandle_target,
\t.plat_size\t= sizeof(dtv_phandle_target),
\t.parent_idx\t= -1,
};
''', data)
def test_aliases(self):
"""Test output from a node with multiple compatible strings"""
dtb_file = get_dtb_file('dtoc_test_aliases.dts')
output = tools.GetOutputFilename('output')
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(
HEADER + '''
struct dtd_compat1 {
\tfdt32_t\t\tintval;
};
#define dtd_compat2_1_fred dtd_compat1
#define dtd_compat3 dtd_compat1
''', data)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(
C_HEADER + '''
static struct dtd_compat1 dtv_spl_test = {
\t.intval\t\t\t= 0x1,
};
U_BOOT_DEVICE(spl_test) = {
\t.name\t\t= "compat1",
\t.platdata\t= &dtv_spl_test,
\t.platdata_size\t= sizeof(dtv_spl_test),
};
''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def ObtainContents(self):
gbb = 'gbb.bin'
fname = tools.GetOutputFilename(gbb)
if not self.size:
self.Raise('GBB must have a fixed size')
gbb_size = self.size
bmpfv_size = gbb_size - 0x2180
if bmpfv_size < 0:
self.Raise('GBB is too small (minimum 0x2180 bytes)')
keydir = tools.GetInputFilename(self.keydir)
stdout = self.futility.gbb_create(
fname, [0x100, 0x1000, bmpfv_size, 0x1000])
if stdout is not None:
stdout = self.futility.gbb_set(
fname,
hwid=self.hardware_id,
rootkey='%s/root_key.vbpubk' % keydir,
recoverykey='%s/recovery_key.vbpubk' % keydir,
flags=self.gbb_flags,
bmpfv=tools.GetInputFilename(self.bmpblk))
if stdout is not None:
self.SetContents(tools.ReadFile(fname))
else:
# Bintool is missing; just use the required amount of zero data
self.record_missing_bintool(self.futility)
self.SetContents(tools.GetBytes(0, gbb_size))
return True
def test_multi_to_file(self):
"""Test output of multiple pieces to a single file"""
dtb_file = get_dtb_file('dtoc_test_simple.dts')
output = tools.GetOutputFilename('output')
self.run_test(['all'], dtb_file, output)
data = tools.ReadFile(output, binary=False)
self._check_strings(self.platdata_text + self.struct_text, data)
def test_phandle_reorder(self):
"""Test that phandle targets are generated before their references"""
dtb_file = get_dtb_file('dtoc_test_phandle_reorder.dts')
output = tools.GetOutputFilename('output')
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(
C_HEADER + '''
static struct dtd_target dtv_phandle_target = {
};
U_BOOT_DEVICE(phandle_target) = {
\t.name\t\t= "target",
\t.platdata\t= &dtv_phandle_target,
\t.platdata_size\t= sizeof(dtv_phandle_target),
};
static struct dtd_source dtv_phandle_source2 = {
\t.clocks\t\t\t= {
\t\t\t{NULL, {}},},
};
U_BOOT_DEVICE(phandle_source2) = {
\t.name\t\t= "source",
\t.platdata\t= &dtv_phandle_source2,
\t.platdata_size\t= sizeof(dtv_phandle_source2),
};
void dm_populate_phandle_data(void) {
\tdtv_phandle_source2.clocks[0].node = DM_GET_DEVICE(phandle_target);
}
''', data)
def test_invalid_driver(self):
"""Test output from a device tree file with an invalid driver"""
dtb_file = get_dtb_file('dtoc_test_invalid_driver.dts')
output = tools.GetOutputFilename('output')
with test_util.capture_sys_output() as (stdout, stderr):
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
struct dtd_invalid {
};
''', data)
with test_util.capture_sys_output() as (stdout, stderr):
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(
C_HEADER + '''
static struct dtd_invalid dtv_spl_test = {
};
U_BOOT_DEVICE(spl_test) = {
\t.name\t\t= "invalid",
\t.platdata\t= &dtv_spl_test,
\t.platdata_size\t= sizeof(dtv_spl_test),
};
void dm_populate_phandle_data(void) {
}
''', data)
def test_invalid_driver(self):
"""Test output from a device tree file with an invalid driver"""
dtb_file = get_dtb_file('dtoc_test_invalid_driver.dts')
output = tools.GetOutputFilename('output')
with test_util.capture_sys_output() as _:
dtb_platdata.run_steps(['struct'], dtb_file, False, output, [])
with open(output) as infile:
data = infile.read()
self._check_strings(HEADER + '''
struct dtd_invalid {
};
''', data)
with test_util.capture_sys_output() as _:
dtb_platdata.run_steps(['platdata'], dtb_file, False, output, [])
with open(output) as infile:
data = infile.read()
self._check_strings(C_HEADER + '''
/* Node /spl-test index 0 */
static struct dtd_invalid dtv_spl_test = {
};
U_BOOT_DRVINFO(spl_test) = {
\t.name\t\t= "invalid",
\t.plat\t= &dtv_spl_test,
\t.plat_size\t= sizeof(dtv_spl_test),
\t.parent_idx\t= -1,
};
''', data)
def test_phandle_reorder(self):
"""Test that phandle targets are generated before their references"""
dtb_file = get_dtb_file('dtoc_test_phandle_reorder.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(
C_HEADER + '''
static const struct dtd_target dtv_phandle_target = {
};
U_BOOT_DEVICE(phandle_target) = {
\t.name\t\t= "target",
\t.platdata\t= &dtv_phandle_target,
\t.platdata_size\t= sizeof(dtv_phandle_target),
};
static const struct dtd_source dtv_phandle_source2 = {
\t.clocks\t\t\t= {
\t\t\t{&dtv_phandle_target, {}},},
};
U_BOOT_DEVICE(phandle_source2) = {
\t.name\t\t= "source",
\t.platdata\t= &dtv_phandle_source2,
\t.platdata_size\t= sizeof(dtv_phandle_source2),
};
''', data)
def BuildImage(self):
"""Write the image to a file"""
fname = tools.GetOutputFilename(self._filename)
tout.Info("Writing image to '%s'" % fname)
with open(fname, 'wb') as fd:
data = self.GetPaddedData()
fd.write(data)
tout.Info("Wrote %#x bytes" % len(data))
def EnsureCompiled(fname, tmpdir=None, capture_stderr=False):
"""Compile an fdt .dts source file into a .dtb binary blob if needed.
Args:
fname: Filename (if .dts it will be compiled). It not it will be
left alone
tmpdir: Temporary directory for output files, or None to use the
tools-module output directory
Returns:
Filename of resulting .dtb file
"""
_, ext = os.path.splitext(fname)
if ext != '.dts':
return fname
if tmpdir:
dts_input = os.path.join(tmpdir, 'source.dts')
dtb_output = os.path.join(tmpdir, 'source.dtb')
else:
dts_input = tools.GetOutputFilename('source.dts')
dtb_output = tools.GetOutputFilename('source.dtb')
search_paths = [os.path.join(os.getcwd(), 'include')]
root, _ = os.path.splitext(fname)
cc, args = tools.GetTargetCompileTool('cc')
args += ['-E', '-P', '-x', 'assembler-with-cpp', '-D__ASSEMBLY__']
args += ['-Ulinux']
for path in search_paths:
args.extend(['-I', path])
args += ['-o', dts_input, fname]
command.Run(cc, *args)
# If we don't have a directory, put it in the tools tempdir
search_list = []
for path in search_paths:
search_list.extend(['-i', path])
dtc, args = tools.GetTargetCompileTool('dtc')
args += [
'-I', 'dts', '-o', dtb_output, '-O', 'dtb', '-W',
'no-unit_address_vs_reg'
]
args.extend(search_list)
args.append(dts_input)
command.Run(dtc, *args, capture_stderr=capture_stderr)
return dtb_output
def testBadCommand(self):
"""Test running dtoc with an invalid command"""
dtb_file = get_dtb_file('dtoc_test_simple.dts')
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as e:
dtb_platdata.run_steps(['invalid-cmd'], dtb_file, False, output)
self.assertIn("Unknown command 'invalid-cmd': (use: struct, platdata)",
str(e.exception))
def test_bad_command(self):
"""Test running dtoc with an invalid command"""
dtb_file = get_dtb_file('dtoc_test_simple.dts')
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as exc:
self.run_test(['invalid-cmd'], dtb_file, output)
self.assertIn("Unknown command 'invalid-cmd': (use: platdata, struct)",
str(exc.exception))
def ReadBlobContents(self):
if self._strip:
uniq = self.GetUniqueName()
out_fname = tools.GetOutputFilename('%s.stripped' % uniq)
tools.WriteFile(out_fname, tools.ReadFile(self._pathname))
tools.Run('strip', out_fname)
self._pathname = out_fname
super().ReadBlobContents()
return True
def test_addresses64_32(self):
"""Test output from a node with a 'reg' property with na=2, ns=1"""
dtb_file = get_dtb_file('dtoc_test_addr64_32.dts')
output = tools.GetOutputFilename('output')
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
struct dtd_test1 {
\tfdt64_t\t\treg[2];
};
struct dtd_test2 {
\tfdt64_t\t\treg[2];
};
struct dtd_test3 {
\tfdt64_t\t\treg[4];
};
''', data)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
/* Node /test1 index 0 */
static struct dtd_test1 dtv_test1 = {
\t.reg\t\t\t= {0x123400000000, 0x5678},
};
U_BOOT_DEVICE(test1) = {
\t.name\t\t= "test1",
\t.platdata\t= &dtv_test1,
\t.platdata_size\t= sizeof(dtv_test1),
\t.parent_idx\t= -1,
};
/* Node /test2 index 1 */
static struct dtd_test2 dtv_test2 = {
\t.reg\t\t\t= {0x1234567890123456, 0x98765432},
};
U_BOOT_DEVICE(test2) = {
\t.name\t\t= "test2",
\t.platdata\t= &dtv_test2,
\t.platdata_size\t= sizeof(dtv_test2),
\t.parent_idx\t= -1,
};
/* Node /test3 index 2 */
static struct dtd_test3 dtv_test3 = {
\t.reg\t\t\t= {0x1234567890123456, 0x98765432, 0x2, 0x3},
};
U_BOOT_DEVICE(test3) = {
\t.name\t\t= "test3",
\t.platdata\t= &dtv_test3,
\t.platdata_size\t= sizeof(dtv_test3),
\t.parent_idx\t= -1,
};
''' + C_EMPTY_POPULATE_PHANDLE_DATA, data)
def test_bad_reg(self):
"""Test that a reg property with an invalid type generates an error"""
# Capture stderr since dtc will emit warnings for this file
dtb_file = get_dtb_file('dtoc_test_bad_reg.dts', capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as exc:
self.run_test(['struct'], dtb_file, output)
self.assertIn("Node 'spl-test' reg property is not an int",
str(exc.exception))
def test_addresses32_64(self):
"""Test output from a node with a 'reg' property with na=1, ns=2"""
dtb_file = get_dtb_file('dtoc_test_addr32_64.dts')
output = tools.GetOutputFilename('output')
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._check_strings(HEADER + '''
struct dtd_test1 {
\tfdt64_t\t\treg[2];
};
struct dtd_test2 {
\tfdt64_t\t\treg[2];
};
struct dtd_test3 {
\tfdt64_t\t\treg[4];
};
''', data)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._check_strings(C_HEADER + '''
/* Node /test1 index 0 */
static struct dtd_test1 dtv_test1 = {
\t.reg\t\t\t= {0x1234, 0x567800000000},
};
U_BOOT_DRVINFO(test1) = {
\t.name\t\t= "test1",
\t.plat\t= &dtv_test1,
\t.plat_size\t= sizeof(dtv_test1),
\t.parent_idx\t= -1,
};
/* Node /test2 index 1 */
static struct dtd_test2 dtv_test2 = {
\t.reg\t\t\t= {0x12345678, 0x9876543210987654},
};
U_BOOT_DRVINFO(test2) = {
\t.name\t\t= "test2",
\t.plat\t= &dtv_test2,
\t.plat_size\t= sizeof(dtv_test2),
\t.parent_idx\t= -1,
};
/* Node /test3 index 2 */
static struct dtd_test3 dtv_test3 = {
\t.reg\t\t\t= {0x12345678, 0x9876543210987654, 0x2, 0x3},
};
U_BOOT_DRVINFO(test3) = {
\t.name\t\t= "test3",
\t.plat\t= &dtv_test3,
\t.plat_size\t= sizeof(dtv_test3),
\t.parent_idx\t= -1,
};
''', data)
def test_phandle_bad2(self):
"""Test a phandle target missing its #*-cells property"""
dtb_file = get_dtb_file('dtoc_test_phandle_bad2.dts',
capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as exc:
self.run_test(['struct'], dtb_file, output)
self.assertIn("Node 'phandle-target' has no cells property",
str(exc.exception))
def test_phandle_bad(self):
"""Test a node containing an invalid phandle fails"""
dtb_file = get_dtb_file('dtoc_test_phandle_bad.dts',
capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as exc:
self.run_test(['struct'], dtb_file, output)
self.assertIn("Cannot parse 'clocks' in node 'phandle-source'",
str(exc.exception))
def test_struct_scan_errors(self):
"""Test scanning a header file with an invalid unicode file"""
output = tools.GetOutputFilename('output.h')
tools.WriteFile(output, b'struct this is a test \x81 of bad unicode')
scan = src_scan.Scanner(None, None)
with test_util.capture_sys_output() as (stdout, _):
scan.scan_header(output)
self.assertIn('due to unicode error', stdout.getvalue())
def test_bad_reg2(self):
"""Test that a reg property with an invalid cell count is detected"""
# Capture stderr since dtc will emit warnings for this file
dtb_file = get_dtb_file('dtoc_test_bad_reg2.dts', capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as e:
self.run_test(['struct'], dtb_file, output)
self.assertIn("Node 'spl-test' reg property has 3 cells which is not a multiple of na + ns = 1 + 1)",
str(e.exception))
def GetVblock(self, required):
"""Get the contents of this entry
Args:
required: True if the data must be present, False if it is OK to
return None
Returns:
bytes content of the entry, which is the signed vblock for the
provided data
"""
# Join up the data files to be signed
input_data = self.GetContents(required)
if input_data is None:
return None
uniq = self.GetUniqueName()
output_fname = tools.GetOutputFilename('vblock.%s' % uniq)
input_fname = tools.GetOutputFilename('input.%s' % uniq)
tools.WriteFile(input_fname, input_data)
prefix = self.keydir + '/'
args = [
'vbutil_firmware',
'--vblock',
output_fname,
'--keyblock',
prefix + self.keyblock,
'--signprivate',
prefix + self.signprivate,
'--version',
'%d' % self.version,
'--fv',
input_fname,
'--kernelkey',
prefix + self.kernelkey,
'--flags',
'%d' % self.preamble_flags,
]
#out.Notice("Sign '%s' into %s" % (', '.join(self.value), self.label))
stdout = tools.Run('futility', *args)
return tools.ReadFile(output_fname)
