From: Domen Puncer <[email protected]>
A simple perl script which extracts parameters, types and
descriptions from binary file.
Signed-off-by: Domen Puncer <[email protected]>
scripts/kernelparams.pl | 49 ++++++++++++++++++++++++++++++++++++++++++++++++
1 files changed, 49 insertions(+)
Index: a/scripts/kernelparams.pl
===================================================================
--- /dev/null
+++ a/scripts/kernelparams.pl
@@ -0,0 +1,49 @@
+#!/usr/bin/perl
+use strict;
+my ($p, @params, %param_t, %param_d);
+
+while (<>) {
+ my @params = split '\0', $_;
+ foreach $p (@params) {
+ next if (!$p);
+ # module_param, "m:module.param:type"
+ if ($p =~ /^(m:.+?):(.*)/) {
+ $param_t{$1} = " ($2)";
+ }
+ # __setup, "s:"; obsolete_setup; early_param
+ elsif ($p =~ /^([soe]:.+)/) {
+ $param_t{$1} = '';
+ }
+ # description, "d:module.param:description"
+ elsif ($p =~ /^d:(.+?):(.+)/) {
+ $param_d{$1} = $2;
+ }
+ # i.e. ide uses __setup("", blah)
+ elsif ($p !~ /^[soe]:$/) {
+ print STDERR "Parameter error: \"$p\"\n";
+ }
+ }
+}
+
+# print the parameters
+foreach $p (sort(keys(%param_t))) {
+ print "$p$param_t{$p}\n";
+ my $pn = substr($p, 2);
+ if (!$param_d{$pn}) {
+ # only warn for module parameters
+ if ($p =~ "^m:") {
+ print " No description\n";
+ }
+ } else {
+ print " $param_d{$pn}\n";
+ }
+ print "\n";
+}
+
+# descriptions alone; typos, deprecated
+foreach $p (sort(keys(%param_d))) {
+ if (!exists $param_t{"m:".$p} && !exists $param_t{"s:".$p} &&
+ !exists $param_t{"o:".$p}) {
+ print STDERR "$p only has description (MODULE_PARM?)\n";
+ }
+}
--
-
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