From 09746a04dcf4fb1de2dab86f352dc13f24a42976 Mon Sep 17 00:00:00 2001
From: Pascal Rigaux <pixel@mandriva.com>
Date: Thu, 10 Jan 2008 08:07:43 +0000
Subject: - monitor-edid, monitor-get-edid:   o call monitor-get-edid-using-vbe
 with a range of ports, it stops on first     success (by default it tries
 port 0 then port 1)

---
 NEWS         |  4 ++++
 monitor-edid | 26 +++++++++++++++++---------
 2 files changed, 21 insertions(+), 9 deletions(-)

diff --git a/NEWS b/NEWS
index 0afcb00..f8de1d4 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+- monitor-edid, monitor-get-edid:
+  o call monitor-get-edid-using-vbe with a range of ports, it stops on first
+    success (by default it tries port 0 then port 1)
+
 Version 1.13 - 8 January 2007
 
 - monitor-get-edid: 
diff --git a/monitor-edid b/monitor-edid
index 61b3e4e..07218f7 100755
--- a/monitor-edid
+++ b/monitor-edid
@@ -3,10 +3,11 @@
 use Getopt::Long;
 
 my %opt = ('acpi-dir' => "/proc/acpi/video");
-my @common_options = ('verbose', 'try-in-console', 'no-vbe', 'acpi-dir=s');
+my @common_options = ('verbose', 'try-in-console', 'no-vbe', 'acpi-dir=s', 'vbe-port=i', 'max-vbe-port=i');
+my $common_options_usage = '[-v] [--acpi-dir <dir>] [--try-in-console] [--vbe-port <0-3>] [--max-vbe-port <0-3>]';
 
 if ($0 =~ /monitor-get-edid/) {
-    GetOptions_(@common_options) or die "usage: monitor-get-edid [-v] [--acpi-dir <dir>] [--try-in-console]\n";
+    GetOptions_(@common_options) or die "usage: monitor-get-edid $common_options_usage\n";
 
     if (my @edids = get_edids(1)) {
 	print $edids[0][1];
@@ -16,7 +17,7 @@ if ($0 =~ /monitor-get-edid/) {
     }
 } else {
     GetOptions_(@common_options, 'MonitorsDB', 'perl')
-      or die "usage: monitor-edid [-v] [--acpi-dir <dir>] [--perl] [--MonitorsDB] [--try-in-console]\n";
+      or die "usage: monitor-edid $common_options_usage [--perl] [--MonitorsDB]\n";
 
     my $err = 1;
 
@@ -68,12 +69,19 @@ sub get_edids {
     
     if (!@l || !$b_get_first && $< == 0) {
 	if (my $cmd = get_using_vbe()) {
-	    warn "probing EDID using VBE\n" if $opt{verbose};
-	    my $edid = `$cmd`;
-	    if (grep { $_->[1] eq $edid } @l) {
-		# already found, forget it
-	    } else {
-		push @l, [ vbe => $edid ];
+	    my $min_port = $opt{'vbe-port'} || 0;
+	    my $max_port = $opt{'max-vbe-port'} || $opt{'vbe-port'} || 1;
+	    foreach my $port ($min_port .. $max_port) {
+		warn "probing EDID using VBE (port $port)\n" if $opt{verbose};
+		my $edid = `$cmd --port $port`;
+		is_edid_possibly_valid($edid) or next;
+
+		if (grep { $_->[1] eq $edid } @l) {
+		    # already found, forget it
+		} else {
+		    push @l, [ vbe => $edid ];
+		    last;
+		}
 	    }
 	}
     }
-- 
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