rpi-firmware: remove mkknlimg
This kernel marking script is no longer used. Remove build for host as well, since it's only use was to install mkknlimg. Cc: Maxime Hadjinlian <maxime.hadjinlian@gmail.com> Signed-off-by: Baruch Siach <baruch@tkos.co.il> Reviewed-by: "Yann E. MORIN" <yann.morin.1998@free.fr> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Baruch Siach
Peter Korsgaard
parent
3cca45ee6d
commit
43d08cb017
@ -1,299 +0,0 @@
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#!/usr/bin/env perl
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#
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# Originaly from: https://github.com/raspberrypi/tools/blob/master/mkimage/mkknlimg
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# Original cset : f5642106425d430e1f82ee064121a5fd0e05a386
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#
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# ----------------------------------------------------------------------
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# mkknlimg by Phil Elwell for Raspberry Pi
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# based on extract-ikconfig by Dick Streefland
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#
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# (c) 2009,2010 Dick Streefland <dick@streefland.net>
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# (c) 2014,2015 Raspberry Pi (Trading) Limited <info@raspberrypi.org>
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#
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# Licensed under the terms of the GNU General Public License.
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# ----------------------------------------------------------------------
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use strict;
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use warnings;
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use integer;
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use constant FLAG_PI => 1;
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use constant FLAG_DTOK => 2;
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use constant FLAG_DDTK => 4;
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use constant FLAG_283X => 8;
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my $trailer_magic = 'RPTL';
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my $tmpfile1 = "/tmp/mkknlimg_$$.1";
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my $tmpfile2 = "/tmp/mkknlimg_$$.2";
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my $dtok = 0;
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my $ddtk = 0;
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my $is_283x = 0;
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while (@ARGV && ($ARGV[0] =~ /^-/))
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{
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my $arg = shift(@ARGV);
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if ($arg eq '--dtok')
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{
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$dtok = 1;
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}
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elsif ($arg eq '--ddtk')
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{
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$ddtk = 1;
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}
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elsif ($arg eq '--283x')
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{
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$is_283x = 1;
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}
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else
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{
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print ("* Unknown option '$arg'\n");
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usage();
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}
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}
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usage() if (@ARGV != 2);
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my $kernel_file = $ARGV[0];
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my $out_file = $ARGV[1];
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if (! -r $kernel_file)
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{
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print ("* File '$kernel_file' not found\n");
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usage();
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}
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my $wanted_configs =
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{
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'CONFIG_BCM2708_DT' => FLAG_PI | FLAG_DTOK,
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'CONFIG_ARCH_BCM2835' => FLAG_PI | FLAG_DTOK | FLAG_283X,
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};
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my $wanted_strings =
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{
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'bcm2708_fb' => FLAG_PI,
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'brcm,bcm2835-mmc' => FLAG_PI,
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'brcm,bcm2835-sdhost' => FLAG_PI,
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'brcm,bcm2708-pinctrl' => FLAG_PI | FLAG_DTOK,
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'brcm,bcm2835-gpio' => FLAG_PI | FLAG_DTOK,
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'brcm,bcm2835-pm-wdt' => FLAG_PI | FLAG_DTOK | FLAG_283X,
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'of_overlay_apply' => FLAG_DTOK | FLAG_DDTK,
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};
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my $res = try_extract($kernel_file, $tmpfile1);
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$res ||= try_decompress('\037\213\010', 'xy', 'gunzip', 0,
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$kernel_file, $tmpfile1, $tmpfile2);
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$res ||= try_decompress('\3757zXZ\000', 'abcde', 'unxz --single-stream', -1,
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$kernel_file, $tmpfile1, $tmpfile2);
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$res ||= try_decompress('BZh', 'xy', 'bunzip2', 0,
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$kernel_file, $tmpfile1, $tmpfile2);
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$res ||= try_decompress('\135\0\0\0', 'xxx', 'unlzma', 0,
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$kernel_file, $tmpfile1, $tmpfile2);
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$res ||= try_decompress('\211\114\132', 'xy', 'lzop -d', 0,
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$kernel_file, $tmpfile1, $tmpfile2);
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$res ||= try_decompress('\002\041\114\030', 'xy', 'lz4 -d', 1,
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$kernel_file, $tmpfile1, $tmpfile2);
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my $append_trailer;
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my $trailer;
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my $kver = '?';
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$append_trailer = $dtok;
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if ($res)
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{
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$kver = $res->{'kver'} || '?';
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my $flags = $res->{'flags'};
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print("Version: $kver\n");
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if ($flags & FLAG_PI)
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{
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$append_trailer = 1;
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$dtok ||= ($flags & FLAG_DTOK) != 0;
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$is_283x ||= ($flags & FLAG_283X) != 0;
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$ddtk ||= ($flags & FLAG_DDTK) != 0;
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}
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else
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{
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print ("* This doesn't look like a Raspberry Pi kernel. In pass-through mode.\n");
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}
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}
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elsif (!$dtok)
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{
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print ("* Is this a valid kernel? In pass-through mode.\n");
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}
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if ($append_trailer)
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{
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printf("DT: %s\n", $dtok ? "y" : "n");
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printf("DDT: %s\n", $ddtk ? "y" : "n");
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printf("283x: %s\n", $is_283x ? "y" : "n");
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my @atoms;
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push @atoms, [ $trailer_magic, pack('V', 0) ];
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push @atoms, [ 'KVer', $kver ];
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push @atoms, [ 'DTOK', pack('V', $dtok) ];
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push @atoms, [ 'DDTK', pack('V', $ddtk) ];
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push @atoms, [ '283x', pack('V', $is_283x) ];
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$trailer = pack_trailer(\@atoms);
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$atoms[0]->[1] = pack('V', length($trailer));
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$trailer = pack_trailer(\@atoms);
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}
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my $ofh;
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my $total_len = 0;
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if ($out_file eq $kernel_file)
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{
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die "* Failed to open '$out_file' for append\n"
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if (!open($ofh, '>>', $out_file));
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$total_len = tell($ofh);
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}
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else
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{
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die "* Failed to open '$kernel_file'\n"
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if (!open(my $ifh, '<', $kernel_file));
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die "* Failed to create '$out_file'\n"
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if (!open($ofh, '>', $out_file));
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my $copybuf;
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while (1)
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{
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my $bytes = sysread($ifh, $copybuf, 64*1024);
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last if (!$bytes);
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syswrite($ofh, $copybuf, $bytes);
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$total_len += $bytes;
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}
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close($ifh);
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}
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if ($trailer)
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{
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# Pad to word-alignment
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syswrite($ofh, "\x000\x000\x000", (-$total_len & 0x3));
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syswrite($ofh, $trailer);
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}
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close($ofh);
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exit($trailer ? 0 : 1);
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END {
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unlink($tmpfile1) if ($tmpfile1);
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unlink($tmpfile2) if ($tmpfile2);
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}
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sub usage
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{
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print ("Usage: mkknlimg [--dtok] [--283x] <vmlinux|zImage|bzImage> <outfile>\n");
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exit(1);
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}
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sub try_extract
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{
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my ($knl, $tmp) = @_;
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my $ver = `strings "$knl" | grep -a -E "^Linux version [1-9]"`;
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return undef if (!$ver);
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chomp($ver);
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my $res = { 'kver'=>$ver };
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$res->{'flags'} = strings_to_flags($knl, $wanted_strings) |
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configs_to_flags($knl, $tmp, $wanted_configs);
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return $res;
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}
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sub try_decompress
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{
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my ($magic, $subst, $zcat, $idx, $knl, $tmp1, $tmp2) = @_;
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my $pos = `tr "$magic\n$subst" "\n$subst=" < "$knl" | grep -abo "^$subst"`;
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if ($pos)
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{
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chomp($pos);
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$pos = (split(/[\r\n]+/, $pos))[$idx];
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return undef if (!defined($pos));
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$pos =~ s/:.*[\r\n]*$//s;
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my $cmd = "tail -c+$pos \"$knl\" | $zcat > $tmp2 2> /dev/null";
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my $err = (system($cmd) >> 8);
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return undef if (($err != 0) && ($err != 2));
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return try_extract($tmp2, $tmp1);
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}
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return undef;
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}
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sub strings_to_flags
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{
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my ($knl, $strings) = @_;
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my $string_pattern = '^('.join('|', keys(%$strings)).')$';
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my $flags = 0;
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my @matches = `strings \"$knl\" | grep -E \"$string_pattern\"`;
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foreach my $match (@matches)
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{
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chomp($match);
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$flags |= $strings->{$match};
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}
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return $flags;
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}
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sub configs_to_flags
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{
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my ($knl, $tmp, $configs) = @_;
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my $config_pattern = '^('.join('|', keys(%$configs)).')=(.*)$';
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my $cf1 = 'IKCFG_ST\037\213\010';
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my $cf2 = '0123456789';
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my $flags = 0;
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my $pos = `tr "$cf1\n$cf2" "\n$cf2=" < "$knl" | grep -abo "^$cf2"`;
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if ($pos)
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{
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$pos =~ s/:.*[\r\n]*$//s;
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$pos += 8;
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my $err = (system("tail -c+$pos \"$knl\" | zcat > $tmp 2> /dev/null") >> 8);
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if (($err == 0) || ($err == 2))
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{
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if (open(my $fh, '<', $tmp))
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{
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while (my $line = <$fh>)
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{
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chomp($line);
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if (($line =~ /$config_pattern/) &&
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(($2 eq 'y') || ($2 eq 'm')))
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{
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$flags |= $configs->{$1};
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}
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}
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close($fh);
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}
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}
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}
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return $flags;
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}
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sub pack_trailer
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{
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my ($atoms) = @_;
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my $trailer = pack('VV', 0, 0);
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for (my $i = $#$atoms; $i>=0; $i--)
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{
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my $atom = $atoms->[$i];
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$trailer .= pack('a*x!4Va4', $atom->[1], length($atom->[1]), $atom->[0]);
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}
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return $trailer;
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}
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@ -10,8 +10,6 @@ RPI_FIRMWARE_LICENSE = BSD-3c
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RPI_FIRMWARE_LICENSE_FILES = boot/LICENCE.broadcom
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RPI_FIRMWARE_INSTALL_IMAGES = YES
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RPI_FIRMWARE_DEPENDENCIES += host-rpi-firmware
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ifeq ($(BR2_PACKAGE_RPI_FIRMWARE_INSTALL_DTBS),y)
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define RPI_FIRMWARE_INSTALL_DTB
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$(INSTALL) -D -m 0644 $(@D)/boot/bcm2708-rpi-b.dtb $(BINARIES_DIR)/rpi-firmware/bcm2708-rpi-b.dtb
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@ -46,13 +44,4 @@ define RPI_FIRMWARE_INSTALL_IMAGES_CMDS
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$(RPI_FIRMWARE_INSTALL_DTB_OVERLAYS)
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endef
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# We have no host sources to get, since we already
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# bundle the script we want to install.
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HOST_RPI_FIRMWARE_SOURCE =
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define HOST_RPI_FIRMWARE_INSTALL_CMDS
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$(INSTALL) -D -m 0755 package/rpi-firmware/mkknlimg $(HOST_DIR)/usr/bin/mkknlimg
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endef
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$(eval $(generic-package))
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$(eval $(host-generic-package))
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