1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
|
#!/usr/bin/perl
use MDK::Common;
@ignored_modules = (
qw(alsa ignore),
qw(tr), # redhat have this, ignore it
);
if ($0 =~ /merge2pcitable/)
{
$ARGV[0] eq '-f' and $force = shift;
$ARGV[0] eq '-a' and $all = shift;
my $formats = join '|', grep {$_} map { /^read_(.*)/ ? $1 : '' } keys %main::;
@ARGV == 3 or die "usage: $0 [-f] [-a] $formats <in_file> <mdk_pcitable>\n";
($format, $in, $pcitable) = @ARGV;
my $read = $main::{"read_$format"} or die "unknown format $format (must be one of $formats)\n";
my $d_pci = read_pcitable($pcitable);
my $d_in = $read->($in);
merge($d_pci, $d_in);
cleanup_subids($d_pci);
write_pcitable($d_pci);
} else { 1 }
sub dummy_module {
my ($m) = @_;
$m =~ s/"(.*)"/$1/;
member($m, @ignored_modules);
}
sub to_string {
my ($id, $driver) = @_;
my ($module, $text) = map { qq("$_") } @$driver;
my ($id1, $id2, $subid1, $subid2) = map { "0x$_" } ($id =~ /(....)/g);
join "\t", $id1, $id2, "$subid1 $subid2" ne "0xffff 0xffff" ? ($subid1, $subid2) : (), $module, $text;
}
# works for RedHat's pcitable old and new format, + mdk format (alike RedHat's old one)
# (the new format has ending .o's and double quotes are removed)
sub read_pcitable {
my ($f) = @_;
my %drivers;
my $rm_quote = sub { s/^"//; s/"$//; $_ };
my $line = 0;
foreach (cat_($f)) {
chomp; $line++;
next if /^#/ || /^\s*$/;
if (my ($id1, $id2, @l) = split /\t+/) {
my ($subid1, $subid2) = ('ffff', 'ffff');
($subid1, $subid2, @l) = @l if @l == 4;
@l == 2 or die "$f $line: bad number of fields " . (int @l) . " (in $_)\n";
my ($module, $text) = @l;
my $class = $text =~ /(.*?)|/;
my $id1_ = $rm_quote->($id1);
if ($class{$id1_}) {
print STDERR "$f $line: class $id1_ named both $class and $class{$id1_}, taking $class{$id1_}\n";
$class{$id1_} ||= $1;
$text =~ s/(.*?)|/$class{$id1_}|/;
}
$module =~ s/\.o$//;
$module = "unknown" if dummy_module($module);
$module = "unknown" if $id1 == 0x1011 && (0x0024 <= $id2 && $id2 <= 0x0025);
# known errors in redhat's pcitable
# these are pci to pci bridge
$module = "yenta_socket" if $module =~ /i82365/;
my $id = join '', map { s/^0x//; $_ } $id1, $id2, $subid1, $subid2;
$drivers{$id} and print STDERR "$f $line: multiple entry for $id (skipping $module $text)\n";
$drivers{$id} ||= [ map &$rm_quote, $module, $text ];
}
}
\%drivers;
}
sub read_kernel_pcimap {
my ($f) = @_;
my %drivers;
foreach (cat_($f)) {
chomp;
next if /^#/ || /^\s*$/;
my ($module, $id1, $id2, $subid1, $subid2) = split;
($subid1, $subid2) = ("ffff", "ffff") if $subid1 == 0 && $subid2 == 0;
$drivers{join '', map { /(....)$/ } $id1, $id2, $subid1, $subid2} = [ $module, '' ];
}
\%drivers;
}
sub read_kernel_usbmap {
my ($f) = @_;
my %drivers;
foreach (cat_($f)) {
chomp;
next if /^#/ || /^\s*$/;
my ($module, $flag, $id1, $id2) = split;
hex($flag) == 3 or next;
$drivers{join '', map { /(....)$/ } $id1, $id2, "ffff", "ffff"} = [ $module, '' ];
}
\%drivers;
}
sub read_pciids {
my ($f) = @_;
my %drivers;
my ($id1, $id2, $class, $line, $text);
foreach (cat_($f)) {
chomp; $line++;
next if /^#/ || /^;/ || /^\s*$/;
if (/^C\s/) {
last;
} elsif (my ($subid1, $subid2, $text) = /^\t\t(\S+)\s+(\S+)\s+(.*)/) {
$text =~ s/\t/ /g;
$id1 && $id2 or die "$f $line: unexpected device\n";
$drivers{lc "$id1$id2$subid1$subid2"} = [ "unknown", "$class|$text" ];
} elsif (/^\t(\S+)\s+(.*)/) {
($id2, $text) = ($1, $2);
$text =~ s/\t/ /g;
$id1 && $id2 or die "$f $line: unexpected device\n";
$drivers{lc "$id1${id2}ffffffff"} = [ "unknown", "$class|$text" ];
} elsif (/^(\S+)\s+(.*)/) {
$id1 = $1;
$class = $class{$2} || $2;
} else {
die "bad line: $_\n";
}
}
\%drivers;
}
sub read_pcilst {
my ($f) = @_;
my %drivers;
my ($id, $class, $line, $text);
foreach (cat_($f)) {
chomp; $line++;
next if /^#/ || /^;/ || /^\s*$/;
if (/^\t\S/) {
my ($id, undef, $module, $text) = split ' ', $_, 4 or die "bad line: $_\n";
$text =~ s/\t/ /g;
$module = "unknown" if dummy_module($module);
$drivers{"${id}ffffffff"} = [ $module, "$class|$text" ];
} elsif (/^(\S+)\s+(.*)/) {
$class = $class{$2} || $2;
} else {
die "bad line: $_\n";
}
}
\%drivers;
}
sub read_pcitablepm {
my ($f) = @_;
eval cat_($f);
%pci_probing::pcitable::ids or die;
while (my ($k, $v) = each %pci_probing::pcitable::ids) {
$drivers{sprintf qq(%08xffffffff), $k >> 32} = [ $v->[1], $v->[0] ];
}
\%drivers;
}
sub read_hwd {
my ($f) = @_;
my %drivers;
foreach (cat_($f)) {
next if /^\s*#/;
chomp;
my ($id1, $id2, $class, $module, $undef, $descr) = /(....):(....)\s+(\S+)\s+(\S+)(\s+(.*))/ or next;
$drivers{"$id1${id2}ffffffff"} = [ $module, $descr ];
}
\%drivers;
}
# write in RedHat's pcitable old format (mdk one)
sub write_pcitable {
my ($drivers) = @_;
foreach (sort keys %$drivers) {
print to_string($_, $drivers->{$_}), "\n";
}
}
sub merge {
my ($drivers, $new) = @_;
foreach (keys %$new) {
next if $new->{$_}[0] =~ /parport_pc|i810_ng/;
if ($drivers->{$_}) {
if ($new->{$_}[0] ne "unknown") {
if ($drivers->{$_}[0] eq "unknown" || $force) {
$drivers->{$_}[0] = $new->{$_}[0];
} elsif ($drivers->{$_}[0] ne $new->{$_}[0]) {
my $different = 1;
$different = 0 if $new->{$_}[0] =~ /fb/;
$different = 0 if $drivers->{$_}[0] =~ /^(Card|Server):/;
$different = 0 if $drivers->{$_}[0] =~ /^ISDN:([^,]+)/ && $new->{$_}[0] eq $1;
print STDERR "different($drivers->{$_}[0] $new->{$_}[0]): ", to_string($_, $drivers->{$_}), "\n" if $different;
}
}
} else {
$drivers->{$_} = $new->{$_}
# don't keep sub-entries with unknown drivers
if $all || /ffffffff$/ || $new->{$_}[0] ne "unknown";
}
}
}
sub cleanup_subids {
my ($drivers) = @_;
my (%l, %m);
foreach (sort keys %$drivers) {
my ($id, $subid) = /(........)(........)/;
if ($l{$id}) {
push @{$m{$id}}, $l{$id}, $subid;
} else {
$l{$id} = $subid;
}
}
foreach my $id (keys %m) {
my %modules;
my $text;
foreach my $subid (@{$m{$id}}) {
my $e = $drivers->{"$id$subid"};
$modules{$e->[0]} = 1;
$text = $e->[1] if length($e->[1]) > length($text);
}
if (keys(%modules) == 1) {
my ($module, undef) = %modules;
# remove others
foreach my $subid (@{$m{$id}}) {
delete $drivers->{"$id$subid"};
}
# add a main one
$drivers->{$id . 'ffffffff'} = [ $module, $text ];
} else {
# print STDERR "keeping subids for $id ($text) because of ", join(", ", keys %modules), "\n";
}
}
}
|
