helper: Add converter from JEP106 ID to manufacturer name

Use it to print the manufacturer of detected TAPs

Change-Id: Ic4384c61c7f6f7ae2a9b860a805a5997542f72cc
Signed-off-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Reviewed-on: http://openocd.zylin.com/3177
Tested-by: jenkins
Reviewed-by: Jiri Kastner <cz172638@gmail.com>
Reviewed-by: Paul Fertser <fercerpav@gmail.com>

src/helper/update_jep106.pl

@@ -0,0 +1,35 @@
+#!/usr/bin/perl
+use strict;
+use warnings;
+use File::Basename;
+
+if (@ARGV != 1) {
+	die "Usage: $0 <JEP106 PDF document>\n\n"
+	. "Convert the JEDEC document containing manufacturer identification codes\n"
+	. "to an array initializer suitable for incusion into jep106.c. The latest\n"
+	. "version of the document can be found here:\n"
+	. "http://www.jedec.org/standards-documents/results/jep106\n";
+};
+
+my $outfile = dirname($0) . "/jep106.inc";
+
+open(my $out, ">", $outfile) || die "Cannot open $outfile: $!\n";
+open(my $pdftotext, "pdftotext -layout $ARGV[0] - |") || die "Cannot fork: $!\n";
+
+print $out "/* Autogenerated with " . basename($0) . "*/\n";
+
+my $bank = -1;
+
+while (<$pdftotext>) {
+	if (/^[0-9]+[[:space:]]+(.*?)[[:space:]]+([01][[:space:]]+){8}([0-9A-F]{2})$/) {
+		if ($3 eq "01") {
+			$bank++
+		}
+		my $id=sprintf("0x%02x",hex($3)&0x7f);
+		print $out "[$bank][$id - 1] = \"$1\",\n";
+	}
+}
+
+close $pdftotext || die "Error: $! $?\n";
+
+print $out "/* EOF */\n";