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