| # -*- coding: utf-8 -*- |
| # SPDX-License-Identifier: GPL-2.0+ |
| # |
| # Tests for U-Boot-specific checkpatch.pl features |
| # |
| # Copyright (c) 2011 The Chromium OS Authors. |
| # |
| |
| import os |
| import tempfile |
| import unittest |
| |
| from patman import checkpatch |
| from patman import gitutil |
| from patman import patchstream |
| from patman import series |
| from patman import commit |
| |
| |
| class Line: |
| """Single changed line in one file in a patch |
| |
| Args: |
| fname (str): Filename containing the added line |
| text (str): Text of the added line |
| """ |
| def __init__(self, fname, text): |
| self.fname = fname |
| self.text = text |
| |
| |
| class PatchMaker: |
| """Makes a patch for checking with checkpatch.pl |
| |
| The idea here is to create a patch which adds one line in one file, |
| intended to provoke a checkpatch error or warning. The base patch is empty |
| (i.e. invalid), so you should call add_line() to add at least one line. |
| """ |
| def __init__(self): |
| """Set up the PatchMaker object |
| |
| Properties: |
| lines (list of Line): List of lines to add to the patch. Note that |
| each line has both a file and some text associated with it, |
| since for simplicity we just add a single line for each file |
| """ |
| self.lines = [] |
| |
| def add_line(self, fname, text): |
| """Add to the list of filename/line pairs""" |
| self.lines.append(Line(fname, text)) |
| |
| def get_patch_text(self): |
| """Build the patch text |
| |
| Takes a base patch and adds a diffstat and patch for each filename/line |
| pair in the list. |
| |
| Returns: |
| str: Patch text ready for submission to checkpatch |
| """ |
| base = '''From 125b77450f4c66b8fd9654319520bbe795c9ef31 Mon Sep 17 00:00:00 2001 |
| From: Simon Glass <sjg@chromium.org> |
| Date: Sun, 14 Jun 2020 09:45:14 -0600 |
| Subject: [PATCH] Test commit |
| |
| This is a test commit. |
| |
| Signed-off-by: Simon Glass <sjg@chromium.org> |
| --- |
| |
| ''' |
| lines = base.splitlines() |
| |
| # Create the diffstat |
| change = 0 |
| insert = 0 |
| for line in self.lines: |
| lines.append(' %s | 1 +' % line.fname) |
| change += 1 |
| insert += 1 |
| lines.append(' %d files changed, %d insertions(+)' % (change, insert)) |
| lines.append('') |
| |
| # Create the patch info for each file |
| for line in self.lines: |
| lines.append('diff --git a/%s b/%s' % (line.fname, line.fname)) |
| lines.append('index 7837d459f18..5ba7840f68e 100644') |
| lines.append('--- a/%s' % line.fname) |
| lines.append('+++ b/%s' % line.fname) |
| lines += ('''@@ -121,6 +121,7 @@ enum uclass_id { |
| UCLASS_W1, /* Dallas 1-Wire bus */ |
| UCLASS_W1_EEPROM, /* one-wire EEPROMs */ |
| UCLASS_WDT, /* Watchdog Timer driver */ |
| +%s |
| |
| UCLASS_COUNT, |
| UCLASS_INVALID = -1, |
| ''' % line.text).splitlines() |
| lines.append('---') |
| lines.append('2.17.1') |
| |
| return '\n'.join(lines) |
| |
| def get_patch(self): |
| """Get the patch text and write it into a temporary file |
| |
| Returns: |
| str: Filename containing the patch |
| """ |
| inhandle, inname = tempfile.mkstemp() |
| infd = os.fdopen(inhandle, 'w') |
| infd.write(self.get_patch_text()) |
| infd.close() |
| return inname |
| |
| def run_checkpatch(self): |
| """Run checkpatch on the patch file |
| |
| Returns: |
| namedtuple containing: |
| ok: False=failure, True=ok |
| problems: List of problems, each a dict: |
| 'type'; error or warning |
| 'msg': text message |
| 'file' : filename |
| 'line': line number |
| errors: Number of errors |
| warnings: Number of warnings |
| checks: Number of checks |
| lines: Number of lines |
| stdout: Full output of checkpatch |
| """ |
| return checkpatch.check_patch(self.get_patch(), show_types=True) |
| |
| |
| class TestPatch(unittest.TestCase): |
| """Test the u_boot_line() function in checkpatch.pl""" |
| |
| def test_basic(self): |
| """Test basic filter operation""" |
| data=''' |
| |
| From 656c9a8c31fa65859d924cd21da920d6ba537fad Mon Sep 17 00:00:00 2001 |
| From: Simon Glass <sjg@chromium.org> |
| Date: Thu, 28 Apr 2011 09:58:51 -0700 |
| Subject: [PATCH (resend) 3/7] Tegra2: Add more clock support |
| |
| This adds functions to enable/disable clocks and reset to on-chip peripherals. |
| |
| cmd/pci.c:152:11: warning: format ‘%llx’ expects argument of type |
| ‘long long unsigned int’, but argument 3 has type |
| ‘u64 {aka long unsigned int}’ [-Wformat=] |
| |
| BUG=chromium-os:13875 |
| TEST=build U-Boot for Seaboard, boot |
| |
| Change-Id: I80fe1d0c0b7dd10aa58ce5bb1d9290b6664d5413 |
| |
| Review URL: http://codereview.chromium.org/6900006 |
| |
| Signed-off-by: Simon Glass <sjg@chromium.org> |
| --- |
| arch/arm/cpu/armv7/tegra2/Makefile | 2 +- |
| arch/arm/cpu/armv7/tegra2/ap20.c | 57 ++---- |
| arch/arm/cpu/armv7/tegra2/clock.c | 163 +++++++++++++++++ |
| ''' |
| expected='''Message-Id: <19991231235959.0.I80fe1d0c0b7dd10aa58ce5bb1d9290b6664d5413@changeid> |
| |
| |
| From 656c9a8c31fa65859d924cd21da920d6ba537fad Mon Sep 17 00:00:00 2001 |
| From: Simon Glass <sjg@chromium.org> |
| Date: Thu, 28 Apr 2011 09:58:51 -0700 |
| Subject: [PATCH (resend) 3/7] Tegra2: Add more clock support |
| |
| This adds functions to enable/disable clocks and reset to on-chip peripherals. |
| |
| cmd/pci.c:152:11: warning: format ‘%llx’ expects argument of type |
| ‘long long unsigned int’, but argument 3 has type |
| ‘u64 {aka long unsigned int}’ [-Wformat=] |
| |
| Signed-off-by: Simon Glass <sjg@chromium.org> |
| --- |
| |
| arch/arm/cpu/armv7/tegra2/Makefile | 2 +- |
| arch/arm/cpu/armv7/tegra2/ap20.c | 57 ++---- |
| arch/arm/cpu/armv7/tegra2/clock.c | 163 +++++++++++++++++ |
| ''' |
| out = '' |
| inhandle, inname = tempfile.mkstemp() |
| infd = os.fdopen(inhandle, 'w', encoding='utf-8') |
| infd.write(data) |
| infd.close() |
| |
| exphandle, expname = tempfile.mkstemp() |
| expfd = os.fdopen(exphandle, 'w', encoding='utf-8') |
| expfd.write(expected) |
| expfd.close() |
| |
| # Normally by the time we call fix_patch we've already collected |
| # metadata. Here, we haven't, but at least fake up something. |
| # Set the "count" to -1 which tells fix_patch to use a bogus/fixed |
| # time for generating the Message-Id. |
| com = commit.Commit('') |
| com.change_id = 'I80fe1d0c0b7dd10aa58ce5bb1d9290b6664d5413' |
| com.count = -1 |
| |
| patchstream.fix_patch(None, inname, series.Series(), com) |
| |
| rc = os.system('diff -u %s %s' % (inname, expname)) |
| self.assertEqual(rc, 0) |
| os.remove(inname) |
| |
| # Test whether the keep_change_id settings works. |
| inhandle, inname = tempfile.mkstemp() |
| infd = os.fdopen(inhandle, 'w', encoding='utf-8') |
| infd.write(data) |
| infd.close() |
| |
| patchstream.fix_patch(None, inname, series.Series(), com, |
| keep_change_id=True) |
| |
| with open(inname, 'r') as f: |
| content = f.read() |
| self.assertIn( |
| 'Change-Id: I80fe1d0c0b7dd10aa58ce5bb1d9290b6664d5413', |
| content) |
| |
| os.remove(inname) |
| os.remove(expname) |
| |
| def get_data(self, data_type): |
| data='''From 4924887af52713cabea78420eff03badea8f0035 Mon Sep 17 00:00:00 2001 |
| From: Simon Glass <sjg@chromium.org> |
| Date: Thu, 7 Apr 2011 10:14:41 -0700 |
| Subject: [PATCH 1/4] Add microsecond boot time measurement |
| |
| This defines the basics of a new boot time measurement feature. This allows |
| logging of very accurate time measurements as the boot proceeds, by using |
| an available microsecond counter. |
| |
| %s |
| --- |
| README | 11 ++++++++ |
| MAINTAINERS | 3 ++ |
| common/bootstage.c | 50 ++++++++++++++++++++++++++++++++++++ |
| include/bootstage.h | 71 +++++++++++++++++++++++++++++++++++++++++++++++++++ |
| include/common.h | 8 ++++++ |
| 5 files changed, 141 insertions(+), 0 deletions(-) |
| create mode 100644 common/bootstage.c |
| create mode 100644 include/bootstage.h |
| |
| diff --git a/README b/README |
| index 6f3748d..f9e4e65 100644 |
| --- a/README |
| +++ b/README |
| @@ -2026,6 +2026,17 @@ The following options need to be configured: |
| example, some LED's) on your board. At the moment, |
| the following checkpoints are implemented: |
| |
| +- Time boot progress |
| + CONFIG_BOOTSTAGE |
| + |
| + Define this option to enable microsecond boot stage timing |
| + on supported platforms. For this to work your platform |
| + needs to define a function timer_get_us() which returns the |
| + number of microseconds since reset. This would normally |
| + be done in your SOC or board timer.c file. |
| + |
| + You can add calls to bootstage_mark() to set time markers. |
| + |
| - Standalone program support: |
| CONFIG_STANDALONE_LOAD_ADDR |
| |
| diff --git a/MAINTAINERS b/MAINTAINERS |
| index b167b028ec..beb7dc634f 100644 |
| --- a/MAINTAINERS |
| +++ b/MAINTAINERS |
| @@ -474,3 +474,8 @@ S: Maintained |
| T: git git://git.denx.de/u-boot.git |
| F: * |
| F: */ |
| + |
| +BOOTSTAGE |
| +M: Simon Glass <sjg@chromium.org> |
| +L: u-boot@lists.denx.de |
| +F: common/bootstage.c |
| diff --git a/common/bootstage.c b/common/bootstage.c |
| new file mode 100644 |
| index 0000000..2234c87 |
| --- /dev/null |
| +++ b/common/bootstage.c |
| @@ -0,0 +1,37 @@ |
| +%s |
| +/* |
| + * Copyright (c) 2011, Google Inc. All rights reserved. |
| + * |
| + */ |
| + |
| +/* |
| + * This module records the progress of boot and arbitrary commands, and |
| + * permits accurate timestamping of each. The records can optionally be |
| + * passed to kernel in the ATAGs |
| + */ |
| + |
| +#include <config.h> |
| + |
| +struct bootstage_record { |
| + u32 time_us; |
| + const char *name; |
| +}; |
| + |
| +static struct bootstage_record record[BOOTSTAGE_COUNT]; |
| + |
| +u32 bootstage_mark(enum bootstage_id id, const char *name) |
| +{ |
| + struct bootstage_record *rec = &record[id]; |
| + |
| + /* Only record the first event for each */ |
| +%sif (!rec->name) { |
| + rec->time_us = (u32)timer_get_us(); |
| + rec->name = name; |
| + } |
| + if (!rec->name && |
| + %ssomething_else) { |
| + rec->time_us = (u32)timer_get_us(); |
| + rec->name = name; |
| + } |
| +%sreturn rec->time_us; |
| +} |
| -- |
| 1.7.3.1 |
| ''' |
| signoff = 'Signed-off-by: Simon Glass <sjg@chromium.org>\n' |
| license = '// SPDX-License-Identifier: GPL-2.0+' |
| tab = ' ' |
| indent = ' ' |
| if data_type == 'good': |
| pass |
| elif data_type == 'no-signoff': |
| signoff = '' |
| elif data_type == 'no-license': |
| license = '' |
| elif data_type == 'spaces': |
| tab = ' ' |
| elif data_type == 'indent': |
| indent = tab |
| else: |
| print('not implemented') |
| return data % (signoff, license, tab, indent, tab) |
| |
| def setup_data(self, data_type): |
| inhandle, inname = tempfile.mkstemp() |
| infd = os.fdopen(inhandle, 'w') |
| data = self.get_data(data_type) |
| infd.write(data) |
| infd.close() |
| return inname |
| |
| def test_good(self): |
| """Test checkpatch operation""" |
| inf = self.setup_data('good') |
| result = checkpatch.check_patch(inf) |
| self.assertEqual(result.ok, True) |
| self.assertEqual(result.problems, []) |
| self.assertEqual(result.errors, 0) |
| self.assertEqual(result.warnings, 0) |
| self.assertEqual(result.checks, 0) |
| self.assertEqual(result.lines, 62) |
| os.remove(inf) |
| |
| def test_no_signoff(self): |
| inf = self.setup_data('no-signoff') |
| result = checkpatch.check_patch(inf) |
| self.assertEqual(result.ok, False) |
| self.assertEqual(len(result.problems), 1) |
| self.assertEqual(result.errors, 1) |
| self.assertEqual(result.warnings, 0) |
| self.assertEqual(result.checks, 0) |
| self.assertEqual(result.lines, 62) |
| os.remove(inf) |
| |
| def test_no_license(self): |
| inf = self.setup_data('no-license') |
| result = checkpatch.check_patch(inf) |
| self.assertEqual(result.ok, False) |
| self.assertEqual(len(result.problems), 1) |
| self.assertEqual(result.errors, 0) |
| self.assertEqual(result.warnings, 1) |
| self.assertEqual(result.checks, 0) |
| self.assertEqual(result.lines, 62) |
| os.remove(inf) |
| |
| def test_spaces(self): |
| inf = self.setup_data('spaces') |
| result = checkpatch.check_patch(inf) |
| self.assertEqual(result.ok, False) |
| self.assertEqual(len(result.problems), 3) |
| self.assertEqual(result.errors, 0) |
| self.assertEqual(result.warnings, 3) |
| self.assertEqual(result.checks, 0) |
| self.assertEqual(result.lines, 62) |
| os.remove(inf) |
| |
| def test_indent(self): |
| inf = self.setup_data('indent') |
| result = checkpatch.check_patch(inf) |
| self.assertEqual(result.ok, False) |
| self.assertEqual(len(result.problems), 1) |
| self.assertEqual(result.errors, 0) |
| self.assertEqual(result.warnings, 0) |
| self.assertEqual(result.checks, 1) |
| self.assertEqual(result.lines, 62) |
| os.remove(inf) |
| |
| def check_single_message(self, pm, msg, pmtype = 'warning'): |
| """Helper function to run checkpatch and check the result |
| |
| Args: |
| pm: PatchMaker object to use |
| msg: Expected message (e.g. 'LIVETREE') |
| pmtype: Type of problem ('error', 'warning') |
| """ |
| result = pm.run_checkpatch() |
| if pmtype == 'warning': |
| self.assertEqual(result.warnings, 1) |
| elif pmtype == 'error': |
| self.assertEqual(result.errors, 1) |
| if len(result.problems) != 1: |
| print(result.problems) |
| self.assertEqual(len(result.problems), 1) |
| self.assertIn(msg, result.problems[0]['cptype']) |
| |
| def test_uclass(self): |
| """Test for possible new uclass""" |
| pm = PatchMaker() |
| pm.add_line('include/dm/uclass-id.h', 'UCLASS_WIBBLE,') |
| self.check_single_message(pm, 'NEW_UCLASS') |
| |
| def test_livetree(self): |
| """Test for using the livetree API""" |
| pm = PatchMaker() |
| pm.add_line('common/main.c', 'fdtdec_do_something()') |
| self.check_single_message(pm, 'LIVETREE') |
| |
| def test_new_command(self): |
| """Test for adding a new command""" |
| pm = PatchMaker() |
| pm.add_line('common/main.c', 'do_wibble(struct cmd_tbl *cmd_tbl)') |
| self.check_single_message(pm, 'CMD_TEST') |
| |
| def test_prefer_if(self): |
| """Test for using #ifdef""" |
| pm = PatchMaker() |
| pm.add_line('common/main.c', '#ifdef CONFIG_YELLOW') |
| pm.add_line('common/init.h', '#ifdef CONFIG_YELLOW') |
| pm.add_line('fred.dtsi', '#ifdef CONFIG_YELLOW') |
| self.check_single_message(pm, "PREFER_IF") |
| |
| def test_command_use_defconfig(self): |
| """Test for enabling/disabling commands using preprocesor""" |
| pm = PatchMaker() |
| pm.add_line('common/main.c', '#undef CONFIG_CMD_WHICH') |
| self.check_single_message(pm, 'DEFINE_CONFIG_SYM', 'error') |
| |
| def test_barred_include_in_hdr(self): |
| """Test for using a barred include in a header file""" |
| pm = PatchMaker() |
| pm.add_line('include/myfile.h', '#include <dm.h>') |
| self.check_single_message(pm, 'BARRED_INCLUDE_IN_HDR', 'error') |
| |
| def test_barred_include_common_h(self): |
| """Test for adding common.h to a file""" |
| pm = PatchMaker() |
| pm.add_line('include/myfile.h', '#include <common.h>') |
| self.check_single_message(pm, 'BARRED_INCLUDE_COMMON_H', 'error') |
| |
| def test_config_is_enabled_config(self): |
| """Test for accidental CONFIG_IS_ENABLED(CONFIG_*) calls""" |
| pm = PatchMaker() |
| pm.add_line('common/main.c', 'if (CONFIG_IS_ENABLED(CONFIG_CLK))') |
| self.check_single_message(pm, 'CONFIG_IS_ENABLED_CONFIG', 'error') |
| |
| def check_struct(self, auto, suffix, warning): |
| """Check one of the warnings for struct naming |
| |
| Args: |
| auto: Auto variable name, e.g. 'per_child_auto' |
| suffix: Suffix to expect on member, e.g. '_priv' |
| warning: Warning name, e.g. 'PRIV_AUTO' |
| """ |
| pm = PatchMaker() |
| pm.add_line('common/main.c', '.%s = sizeof(struct(fred)),' % auto) |
| pm.add_line('common/main.c', '.%s = sizeof(struct(mary%s)),' % |
| (auto, suffix)) |
| self.check_single_message( |
| pm, warning, "struct 'fred' should have a %s suffix" % suffix) |
| |
| def test_dm_driver_auto(self): |
| """Check for the correct suffix on 'struct driver' auto members""" |
| self.check_struct('priv_auto', '_priv', 'PRIV_AUTO') |
| self.check_struct('plat_auto', '_plat', 'PLAT_AUTO') |
| self.check_struct('per_child_auto', '_priv', 'CHILD_PRIV_AUTO') |
| self.check_struct('per_child_plat_auto', '_plat', 'CHILD_PLAT_AUTO') |
| |
| def test_dm_uclass_auto(self): |
| """Check for the correct suffix on 'struct uclass' auto members""" |
| # Some of these are omitted since they match those from struct driver |
| self.check_struct('per_device_auto', '_priv', 'DEVICE_PRIV_AUTO') |
| self.check_struct('per_device_plat_auto', '_plat', 'DEVICE_PLAT_AUTO') |
| |
| def check_strl(self, func): |
| """Check one of the checks for strn(cpy|cat)""" |
| pm = PatchMaker() |
| pm.add_line('common/main.c', "strn%s(foo, bar, sizeof(foo));" % func) |
| self.check_single_message(pm, "STRL", |
| "strl%s is preferred over strn%s because it always produces a nul-terminated string\n" |
| % (func, func)) |
| |
| def test_strl(self): |
| """Check for uses of strn(cat|cpy)""" |
| self.check_strl("cat"); |
| self.check_strl("cpy"); |
| |
| def test_schema(self): |
| """Check for uses of strn(cat|cpy)""" |
| pm = PatchMaker() |
| pm.add_line('arch/sandbox/dts/sandbox.dtsi', '\tu-boot,dm-pre-proper;') |
| self.check_single_message(pm, 'PRE_SCHEMA', 'error') |
| |
| if __name__ == "__main__": |
| unittest.main() |
| gitutil.RunTests() |