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dtoc: add option to disable warnings

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As dtoc now performs checks for valid driver names, when running dtoc
tests several warnings arise as these tests don't use valid driver
names.

This patch adds an option to disable those warning, which is only
intended for running tests.

Signed-off-by: Walter Lozano <walter.lozano@collabora.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Walter Lozano 2020-06-25 01:10:08 -03:00 committed by Simon Glass
parent dac8228df9
commit 361e733596
3 changed files with 85 additions and 34 deletions
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13
tools/dtoc/dtb_platdata.py
View File

@ -141,6 +141,7 @@ class DtbPlatdata(object):
_valid_nodes: A list of Node object with compatible strings
_include_disabled: true to include nodes marked status = "disabled"
_outfile: The current output file (sys.stdout or a real file)
_warning_disabled: true to disable warnings about driver names not found
_lines: Stashed list of output lines for outputting in the future
_aliases: Dict that hold aliases for compatible strings
key: First compatible string declared in a node
@ -151,12 +152,13 @@ class DtbPlatdata(object):
U_BOOT_DRIVER_ALIAS(driver_alias, driver_name)
value: Driver name declared with U_BOOT_DRIVER(driver_name)
"""
def __init__(self, dtb_fname, include_disabled):
def __init__(self, dtb_fname, include_disabled, warning_disabled):
self._fdt = None
self._dtb_fname = dtb_fname
self._valid_nodes = None
self._include_disabled = include_disabled
self._outfile = None
self._warning_disabled = warning_disabled
self._lines = []
self._aliases = {}
self._drivers = []
@ -184,8 +186,9 @@ class DtbPlatdata(object):
compat_c_old = compat_c
compat_c = self._driver_aliases.get(compat_c)
if not compat_c:
print('WARNING: the driver %s was not found in the driver list'
% (compat_c_old))
if not self._warning_disabled:
print('WARNING: the driver %s was not found in the driver list'
% (compat_c_old))
compat_c = compat_c_old
else:
aliases_c = [compat_c_old] + aliases_c
@ -639,7 +642,7 @@ class DtbPlatdata(object):
nodes_to_output.remove(node)
def run_steps(args, dtb_file, include_disabled, output):
def run_steps(args, dtb_file, include_disabled, output, warning_disabled=False):
"""Run all the steps of the dtoc tool
Args:
@ -651,7 +654,7 @@ def run_steps(args, dtb_file, include_disabled, output):
if not args:
raise ValueError('Please specify a command: struct, platdata')
plat = DtbPlatdata(dtb_file, include_disabled)
plat = DtbPlatdata(dtb_file, include_disabled, warning_disabled)
plat.scan_drivers()
plat.scan_dtb()
plat.scan_tree()

15
tools/dtoc/dtoc_test_invalid_driver.dts Normal file
View File

@ -0,0 +1,15 @@
// SPDX-License-Identifier: GPL-2.0+
/*
* Test device tree file for dtoc
*
* Copyright 2017 Google, Inc
*/
/dts-v1/;
/ {
spl-test {
u-boot,dm-pre-reloc;
compatible = "invalid";
};
};

91
tools/dtoc/test_dtoc.py
View File

@ -12,6 +12,7 @@ tool.
import collections
import os
import struct
import sys
import unittest
from dtoc import dtb_platdata
@ -101,6 +102,10 @@ class TestDtoc(unittest.TestCase):
print('Failures written to /tmp/binman.{expected,actual}')
self.assertEquals(expected, actual)
def run_test(self, args, dtb_file, output):
dtb_platdata.run_steps(args, dtb_file, False, output, True)
def test_name(self):
"""Test conversion of device tree names to C identifiers"""
self.assertEqual('serial_at_0x12', conv_name_to_c('serial@0x12'))
@ -154,12 +159,12 @@ class TestDtoc(unittest.TestCase):
"""Test output from a device tree file with no nodes"""
dtb_file = get_dtb_file('dtoc_test_empty.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
lines = infile.read().splitlines()
self.assertEqual(HEADER.splitlines(), lines)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
lines = infile.read().splitlines()
self.assertEqual(C_HEADER.splitlines() + [''], lines)
@ -168,7 +173,7 @@ class TestDtoc(unittest.TestCase):
"""Test output from some simple nodes with various types of data"""
dtb_file = get_dtb_file('dtoc_test_simple.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -193,7 +198,7 @@ struct dtd_sandbox_spl_test_2 {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -272,7 +277,7 @@ U_BOOT_DEVICE(pmic_at_9) = {
"""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')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -284,7 +289,7 @@ struct dtd_sandbox_gpio {
#define dtd_sandbox_gpio_alias dtd_sandbox_gpio
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -299,13 +304,41 @@ U_BOOT_DEVICE(gpios_at_0) = {
\t.platdata_size\t= sizeof(dtv_gpios_at_0),
};
''', 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 const 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),
};
''', data)
def test_phandle(self):
"""Test output from a node containing a phandle reference"""
dtb_file = get_dtb_file('dtoc_test_phandle.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -317,7 +350,7 @@ struct dtd_target {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -377,7 +410,7 @@ U_BOOT_DEVICE(phandle_source2) = {
"""Test output from a node containing a phandle reference"""
dtb_file = get_dtb_file('dtoc_test_phandle_single.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -393,7 +426,7 @@ struct dtd_target {
"""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)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -423,7 +456,7 @@ U_BOOT_DEVICE(phandle_source2) = {
capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as e:
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
self.assertIn("Cannot parse 'clocks' in node 'phandle-source'",
str(e.exception))
@ -433,7 +466,7 @@ U_BOOT_DEVICE(phandle_source2) = {
capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as e:
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
self.assertIn("Node 'phandle-target' has no '#clock-cells' property",
str(e.exception))
@ -441,7 +474,7 @@ U_BOOT_DEVICE(phandle_source2) = {
"""Test output from a node with multiple compatible strings"""
dtb_file = get_dtb_file('dtoc_test_aliases.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -452,7 +485,7 @@ struct dtd_compat1 {
#define dtd_compat3 dtd_compat1
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -471,7 +504,7 @@ U_BOOT_DEVICE(spl_test) = {
"""Test output from a node with a 'reg' property with na=2, ns=2"""
dtb_file = get_dtb_file('dtoc_test_addr64.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -486,7 +519,7 @@ struct dtd_test3 {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -523,7 +556,7 @@ U_BOOT_DEVICE(test3) = {
"""Test output from a node with a 'reg' property with na=1, ns=1"""
dtb_file = get_dtb_file('dtoc_test_addr32.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -535,7 +568,7 @@ struct dtd_test2 {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -563,7 +596,7 @@ U_BOOT_DEVICE(test2) = {
"""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')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -578,7 +611,7 @@ struct dtd_test3 {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -615,7 +648,7 @@ U_BOOT_DEVICE(test3) = {
"""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')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -630,7 +663,7 @@ struct dtd_test3 {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -669,7 +702,7 @@ U_BOOT_DEVICE(test3) = {
dtb_file = get_dtb_file('dtoc_test_bad_reg.dts', capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as e:
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
self.assertIn("Node 'spl-test' reg property is not an int",
str(e.exception))
@ -679,7 +712,7 @@ U_BOOT_DEVICE(test3) = {
dtb_file = get_dtb_file('dtoc_test_bad_reg2.dts', capture_stderr=True)
output = tools.GetOutputFilename('output')
with self.assertRaises(ValueError) as e:
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
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))
@ -687,7 +720,7 @@ U_BOOT_DEVICE(test3) = {
"""Test that a subequent node can add a new property to a struct"""
dtb_file = get_dtb_file('dtoc_test_add_prop.dts')
output = tools.GetOutputFilename('output')
dtb_platdata.run_steps(['struct'], dtb_file, False, output)
self.run_test(['struct'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(HEADER + '''
@ -697,7 +730,7 @@ struct dtd_sandbox_spl_test {
};
''', data)
dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
self.run_test(['platdata'], dtb_file, output)
with open(output) as infile:
data = infile.read()
self._CheckStrings(C_HEADER + '''
@ -725,12 +758,12 @@ U_BOOT_DEVICE(spl_test2) = {
"""Test output to stdout"""
dtb_file = get_dtb_file('dtoc_test_simple.dts')
with test_util.capture_sys_output() as (stdout, stderr):
dtb_platdata.run_steps(['struct'], dtb_file, False, '-')
self.run_test(['struct'], dtb_file, '-')
def testNoCommand(self):
"""Test running dtoc without a command"""
with self.assertRaises(ValueError) as e:
dtb_platdata.run_steps([], '', False, '')
self.run_test([], '', '')
self.assertIn("Please specify a command: struct, platdata",
str(e.exception))
@ -739,6 +772,6 @@ U_BOOT_DEVICE(spl_test2) = {
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.run_test(['invalid-cmd'], dtb_file, output)
self.assertIn("Unknown command 'invalid-cmd': (use: struct, platdata)",
str(e.exception))