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/Linux-v5.4/Documentation/devicetree/bindings/bus/
Dallwinner,sun50i-a64-de2.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/bus/allwinner,sun50i-a64-de2.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Chen-Yu Tsai <wens@csie.org>
11 - Maxime Ripard <maxime.ripard@bootlin.com>
15 pattern: "^bus(@[0-9a-f]+)?$"
17 "#address-cells":
20 "#size-cells":
25 - const: allwinner,sun50i-a64-de2
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/Linux-v5.4/scripts/
Dprofile2linkerlist.pl2 # SPDX-License-Identifier: GPL-2.0
5 # Takes a (sorted) output of readprofile and turns it into a list suitable for
9 # readprofile | sort -rn | perl profile2linkerlist.pl > functionlist
16 $_ =~ /\W*[0-9]+\W*([a-zA-Z\_0-9]+)\W*[0-9]+/;
Dmarkup_oops.pl2 # SPDX-License-Identifier: GPL-2.0-only
22 'cross-compile|c=s' => \$cross_compile,
28 my $kerver = `uname -r`;
49 if ($line =~ /EAX: ([0-9a-f]+) EBX: ([0-9a-f]+) ECX: ([0-9a-f]+) EDX: ([0-9a-f]+)/) {
55 if ($line =~ /ESI: ([0-9a-f]+) EDI: ([0-9a-f]+) EBP: ([0-9a-f]+) ESP: ([0-9a-f]+)/) {
60 if ($line =~ /RAX: ([0-9a-f]+) RBX: ([0-9a-f]+) RCX: ([0-9a-f]+)/) {
65 if ($line =~ /RDX: ([0-9a-f]+) RSI: ([0-9a-f]+) RDI: ([0-9a-f]+)/) {
70 if ($line =~ /RBP: ([0-9a-f]+) R08: ([0-9a-f]+) R09: ([0-9a-f]+)/) {
74 if ($line =~ /R10: ([0-9a-f]+) R11: ([0-9a-f]+) R12: ([0-9a-f]+)/) {
79 if ($line =~ /R13: ([0-9a-f]+) R14: ([0-9a-f]+) R15: ([0-9a-f]+)/) {
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Dget_maintainer.pl2 # SPDX-License-Identifier: GPL-2.0
8 # the files modified in a patch or for a file
11 # perl scripts/get_maintainer.pl [OPTIONS] -f <file>
41 my $email_git_since = "1-year-ago";
42 my $email_hg_since = "-365";
75 push(@penguin_chief, "Linus Torvalds:torvalds\@linux-foundation.org");
76 #Andrew wants in on most everything - 2009/01/14
77 #push(@penguin_chief, "Andrew Morton:akpm\@linux-foundation.org");
90 # a) responsible for the code in question, or
93 push(@signature_tags, "Signed-off-by:");
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Dtags.sh2 # SPDX-License-Identifier: GPL-2.0-only
12 set -x
15 # RCS_FIND_IGNORE has escaped ()s -- remove them.
18 ignore="$ignore ( -name *.mod.c ) -prune -o"
21 # to force full paths for a non-O= build
22 if [ "${srctree}" = "." -o -z "${srctree}" ]; then
29 ignore="$ignore ( -path ${tree}tools ) -prune -o"
35 ALLSOURCE_ARCHS=$(find ${tree}arch/ -mindepth 1 -maxdepth 1 -type d -printf '%f ')
42 prune="$prune -wholename $i -prune -o"
44 find ${tree}arch/$1 $ignore $prune -name "$2" -not -type l -print;
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Dextract-sys-certs.pl2 # SPDX-License-Identifier: GPL-2.0
9 die "Format: $0 [-s <systemmap-file>] <vmlinux-file> <keyring-file>\n"
11 $#ARGV == 3 && $ARGV[0] ne "-s");
26 open FD, "objdump -h $vmlinux |" || die $vmlinux;
34 …if ($line =~ /\s*([0-9]+)\s+(\S+)\s+([0-9a-f]+)\s+([0-9a-f]+)\s+([0-9a-f]+)\s+([0-9a-f]+)\s+2[*][*…
38 my $len = Math::BigInt->new("0x" . $3);
39 my $vma = Math::BigInt->new("0x" . $4);
40 my $lma = Math::BigInt->new("0x" . $5);
41 my $foff = Math::BigInt->new("0x" . $6);
55 # from a vmlinuz file with extract-vmlinux then the symbol table will be empty.
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Dkernel-doc2 # SPDX-License-Identifier: GPL-2.0
10 ## Copyright (C) 2005-2012 Randy Dunlap ##
19 # 18/01/2001 - Cleanups
22 # -- huggie@earth.li
24 # 27/06/2001 - Allowed whitespace after initial "/**" and
26 # -- Christian Kreibich <ck@whoop.org>
29 # - add perldoc documentation
30 # - Look more closely at some of the scarier bits :)
32 # 26/05/2001 - Support for separate source and object trees.
36 # 23/09/2001 - Added support for typedefs, structs, enums and unions
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Dcheckpatch.pl2 # SPDX-License-Identifier: GPL-2.0
7 # (c) 2008-2010 Andy Whitcroft <apw@canonical.com>
8 # (c) 2010-2018 Joe Perches <joe@perches.com>
64 my $allow_c99_comments = 1; # Can be overridden by --ignore C99_COMMENT_TOLERANCE
66 my $git_command ='export LANGUAGE=en_US.UTF-8; git';
76 -q, --quiet quiet
77 --no-tree run without a kernel tree
78 --no-signoff do not check for 'Signed-off-by' line
79 --patch treat FILE as patchfile (default)
80 --emacs emacs compile window format
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Dspdxcheck.py2 # SPDX-License-Identifier: GPL-2.0
48 if l.startswith('Valid-License-Identifier:'):
55 elif l.startswith('SPDX-Exception-Identifier:'):
59 elif l.startswith('SPDX-Licenses:'):
65 elif l.startswith("License-Text:"):
68 … raise SPDXException(el, 'Exception %s is missing SPDX-Licenses' %exception)
127 r'[A-Za-z.0-9\-+]+'
177 if line.find("SPDX-License-Identifier:") < 0:
209 if el.path.find("license-rules.rst") >= 0:
224 …t('path', nargs='*', help='Check path or file. If not given full git tree scan. For stdin use "-"')
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Drecordmcount.pl2 # SPDX-License-Identifier: GPL-2.0-only
5 # recordmcount.pl - makes a section called __mcount_loc that holds
9 # What we want to end up with this is that each object file will have a
22 # functions in a section that has a call site to mcount, will have the
30 # The trick is to change the call offset referring the start of a section to
31 # referring a function symbol in this section. During the link step, 'ld' will
54 # offset from .sched.text. If we choose global symbol func2 as a reference and
58 # .quad func2 - 0x10
66 # in this section. In such a case we have to select a local one. E.g. func1:
83 # an undefined reference to func1 or a wrong reference to another global
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/Linux-v5.4/tools/perf/util/
Ddemangle-rust.c1 // SPDX-License-Identifier: GPL-2.0
5 #include "demangle-rust.h"
16 * The last component of the path is a 64-bit hash in lowercase hex, prefixed
17 * with "h". Rust does not have a global namespace between crates, an illusion
21 * Any path component not starting with a XID_Start character is prefixed with
40 * A double ".." means "::" and a single "." means "-".
42 * The only characters allowed in the mangled symbol are a-zA-Z0-9 and _.:$
55 * sym: symbol that has been through BFD-demangling
61 * 2. As a sanity check, the hash must use between 5 and 15 of the 16 possible
63 * may see a false negative. The point is to notice path components that
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Dparse-events.l3 %option bison-bridge
6 %option bison-locations
16 #include "parse-events.h"
17 #include "parse-events-bison.h"
32 yylval->num = num; in __value()
58 yylval->str = strdup(text); in str()
61 * If a text tag specified on the command line in str()
69 yylval->str = strndup(&text[1], strlen(text) - 2); in str()
81 if ((text[len - 1] == 'c' || text[len - 1] == 'o') && in isbpf_suffix()
82 text[len - 2] == '.') in isbpf_suffix()
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/Linux-v5.4/Documentation/devicetree/bindings/spi/
Dspi-pl022.yaml1 # SPDX-License-Identifier: GPL-2.0
3 ---
4 $id: http://devicetree.org/schemas/spi/spi-pl022.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Linus Walleij <linus.walleij@linaro.org>
13 - $ref: "spi-controller.yaml#"
15 # We need a select here so we don't match all nodes with 'arm,primecell'
22 - compatible
27 - const: arm,pl022
28 - const: arm,primecell
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/Linux-v5.4/arch/x86/tools/
Dgen-insn-attr-x86.awk1 #!/bin/awk -f
2 # SPDX-License-Identifier: GPL-2.0
3 # gen-insn-attr-x86.awk: Instruction attribute table generator
6 # Usage: awk -f gen-insn-attr-x86.awk x86-opcode-map.txt > inat-tables.c
11 return "Your awk has a printf-format problem."
21 eid = -1 # escape id
22 gid = -1 # group id
23 aid = -1 # AVX id
37 print "/* x86 opcode map generated from x86-opcode-map.txt */"
46 opnd_expr = "^[A-Za-z/]"
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/Linux-v5.4/tools/arch/x86/tools/
Dgen-insn-attr-x86.awk1 #!/bin/awk -f
2 # SPDX-License-Identifier: GPL-2.0
3 # gen-insn-attr-x86.awk: Instruction attribute table generator
6 # Usage: awk -f gen-insn-attr-x86.awk x86-opcode-map.txt > inat-tables.c
11 return "Your awk has a printf-format problem."
21 eid = -1 # escape id
22 gid = -1 # group id
23 aid = -1 # AVX id
37 print "/* x86 opcode map generated from x86-opcode-map.txt */"
46 opnd_expr = "^[A-Za-z/]"
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/Linux-v5.4/scripts/kconfig/
Dmerge_config.sh2 # SPDX-License-Identifier: GPL-2.0
4 # merge_config.sh - Takes a list of config fragment values, and merges
10 # http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/kconf_check
11 # http://git.yoctoproject.org/cgit/cgit.cgi/yocto-kernel-tools/tree/tools/generate_cfg
13 # Copyright (c) 2009-2010 Wind River Systems, Inc.
16 set -e
19 rm -f $TMP_FILE
20 rm -f $MERGE_FILE
25 echo " -h display this help text"
26 echo " -m only merge the fragments, do not execute the make command"
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/Linux-v5.4/lib/
Dbuild_OID_registry1 #!/usr/bin/perl -w
2 # SPDX-License-Identifier: GPL-2.0-or-later
4 # Build a static ASN.1 Object Identified (OID) registry
16 print STDERR "Format: ", $0, " <in-h-file> <out-c-file>\n";
26 if (m!\s+OID_([a-zA-z][a-zA-Z0-9_]+),\s+/[*]\s+([012][.0-9]*)\s+[*]/!) {
71 # Emit the look-up-by-OID index table
104 for (; $tmp > 0; $tmp--) {
114 # Create a hash value for each OID
150 my @octets_a = @{$encoded_oids[$a]};
153 return $hash_values[$a] <=> $hash_values[$b]
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/Linux-v5.4/usr/
Dgen_initramfs_list.sh2 # Copyright (C) Martin Schlemmer <azarah@nosferatu.za.org>
7 # Generate a cpio packed initramfs. It uses gen_init_cpio to generate
13 set -e
18 $0 [-o <file>] [-u <uid>] [-g <gid>] {-d | <cpio_source>} ...
19 -o <file> Create compressed initramfs file named <file> using
21 -u <uid> User ID to map to user ID 0 (root).
22 <uid> is only meaningful if <cpio_source> is a
24 -g <gid> Group ID to map to group ID 0 (root).
25 <gid> is only meaningful if <cpio_source> is a
28 If <cpio_source> is a .cpio file it will be used
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/Linux-v5.4/tools/testing/selftests/rcutorture/bin/
Dkvm.sh2 # SPDX-License-Identifier: GPL-2.0+
4 # Run a series of tests under KVM. By default, this series is specified
5 # by the relevant CFLIST file, but can be overridden by the --configs
6 # command-line argument.
17 T=${TMPDIR-/tmp}/kvm.sh.$$
18 trap 'rm -rf $T' 0
40 ds=`date +%Y.%m.%d-%H:%M:%S`
41 jitter="-1"
47 echo " --bootargs kernel-boot-arguments"
48 echo " --bootimage relative-path-to-kernel-boot-image"
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/Linux-v5.4/drivers/isdn/hardware/mISDN/
Dhfcpci.c1 // SPDX-License-Identifier: GPL-2.0-or-later
4 * hfcpci.c low level driver for CCD's hfc-pci based cards
8 * type approval valid for HFC-S PCI A based card
10 * Copyright 1999 by Werner Cornelius (werner@isdn-development.de)
24 * A value of 128 will use controller's interrupt. Other values will
28 * If kernel uses a frequency of 1000 Hz, steps of 8 samples are possible.
102 /* marker saving last b-fifo frame count */
141 hc->hw.int_m2 |= HFCPCI_IRQ_ENABLE; in enable_hwirq()
142 Write_hfc(hc, HFCPCI_INT_M2, hc->hw.int_m2); in enable_hwirq()
148 hc->hw.int_m2 &= ~((u_char)HFCPCI_IRQ_ENABLE); in disable_hwirq()
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/Linux-v5.4/Documentation/trace/postprocess/
Dtrace-pagealloc-postprocess.pl2 # This is a POC (proof of concept or piece of crap, take your pick) for reading the
4 # to extract some high-level information on what is going on. The accuracy of the parser
7 # Example usage: trace-pagealloc-postprocess.pl < /sys/kernel/debug/tracing/trace_pipe
9 # --prepend-parent Report on the parent proc and PID
10 # --read-procstat If the trace lacks process info, get it from /proc
11 # --ignore-pid Aggregate processes of the same name together
31 # High-level events extrapolated from tracepoints
52 if ($current_time - 2 > $sigint_received) {
53 print "SIGINT received, report pending. Hit ctrl-c again to exit\n";
74 'ignore-pid' => \$opt_ignorepid,
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Dtrace-vmscan-postprocess.pl2 # This is a POC for reading the text representation of trace output related to
3 # page reclaim. It makes an attempt to extract some high-level information on
6 # Example usage: trace-vmscan-postprocess.pl < /sys/kernel/debug/tracing/trace_pipe
8 # --read-procstat If the trace lacks process info, get it from /proc
9 # --ignore-pid Aggregate processes of the same name together
31 # Per-order events
43 # High-level events extrapolated from tracepoints
83 if ($current_time - 2 > $sigint_received) {
84 print "SIGINT received, report pending. Hit ctrl-c again to exit\n";
105 'ignore-pid' => \$opt_ignorepid,
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/Linux-v5.4/scripts/dtc/
Ddt_to_config2 # SPDX-License-Identifier: GPL-2.0-only
13 $VUFX = "160610a";
19 # ----- constants for print_flags()
21 # Position in string $pr_flags. Range of 0..($num_pr_flags - 1).
39 # expessions to work for --include_flags and --exclude_flags.
61 # -----
67 # expected values are: "y", "m", a decimal number, a
68 # hex number, or a string
70 # ----- magic compatibles, do not have a driver
77 'simple-bus' => '1',
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/Linux-v5.4/Documentation/devicetree/bindings/
Dvendor-prefixes.yaml1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/vendor-prefixes.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Rob Herring <robh@kernel.org>
19 "^(at25|devbus|dmacap|dsa|exynos|gpio-fan|gpio|gpmc|hdmi|i2c-gpio),.*": true
21 "^(pinctrl-single|#pinctrl-single|PowerPC),.*": true
22 "^(pl022|pxa-mmc|rcar_sound|rotary-encoder|s5m8767|sdhci),.*": true
23 "^(simple-audio-card|simple-graph-card|st-plgpio|st-spics|ts),.*": true
34 "^active-semi,.*":
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/Linux-v5.4/Documentation/filesystems/
Dcoda.txt2 This is one of the technical documents describing a component of
3 Coda -- this document describes the client kernel-Venus interface.
10 To run Coda you need to get a user level cache manager for the client,
15 The server needs a user level server and at present does not depend on
29 level filesystem code needed for the operation of the Coda file sys-
152 A key component in the Coda Distributed File System is the cache
156 When processes on a Coda enabled system access files in the Coda
159 service the request for the process. Venus manages a persistent
163 serviced a request it replies to the operating system with appropriate
165 kernel support for Coda may maintain a minicache of recently processed
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