no_comment

1 files changed, 62 insertions, 0 deletions

diff --git a/perl-install/install_any.pm b/perl-install/install_any.pm
index 4e6464a2e..10572a2e1 100644
--- a/perl-install/install_any.pm
+++ b/perl-install/install_any.pm
@@ -706,4 +706,66 @@ sub move_desktop_file($) {
     }
 }
 
+sub ultra66 {
+    my ($o) = @_;
+
+    if (cat_("/proc/cmdline") !~ /ide2=/) {
+	require pci_probing::main;
+	my @l = map { $_->[0] } grep { $_->[1] =~ /(HPT|Ultra66)/ } pci_probing::main::probe('STORAGE_OTHER', 'more');
+	if (@l && $o->ask_yesorno('', 
+_("Linux does not yet fully support ultra dma 66.
+As a work-around i can make a custom floppy giving access the hard drive on ide2 and ide3"), 1)) {
+	    log::l("HPT|Ultra66: found");
+	    my $ide = sprintf "ide2=0x%x,0x%x ide3=0x%x,0x%x", 
+	      map_index { hex($_) + (odd($::i) ? 1 : -1) } do {
+		if (@l == 2) {
+		    map { (split ' ')[3..4] } @l
+		} else {
+		    map { (split ' ')[3..6] } @l
+		}
+	    };
+	    log::l("HPT|Ultra66: gonna add ($ide)");
+
+	    my $dev = devices::make("fd0");
+	    my $image = $o->{pcmcia} ? "pcmcia" :
+	      ${{ hd => 'hd', cdrom => 'cdrom', 
+		  ftp => 'network', nfs => 'network', http => 'network' }}{$o->{method}};
+	
+	    my $nb_try; 
+	    for ($nb_try = 0; $nb_try <= 1; $nb_try++) {
+		eval { fs::mount($dev, "/floppy", "vfat", 0) };
+		last if !$@ && -e "/floppy/syslinux.cfg";
+
+		eval { fs::umount("/floppy") };		    
+		$o->ask_warn('', 
+_("Enter a floppy to create an HTP enabled boot
+(all data on floppy will be lost)"));
+		if (my $fd = getFile("$image.img")) {
+                    my $w = $o->wait_message('', _("Creating bootdisk"));
+		    local *OUT;
+		    open OUT, ">$dev" or log::l("failed to write $dev"), return;
+		    local $/ = \ (16 * 1024);
+		    print OUT foreach <$fd>;
+		}
+	    }
+	    if (-e "/floppy/syslinux.cfg") {
+		log::l("HTP: modifying syslinux.cfg");
+		substInFile { s/(?=$)/ $ide/ if /^\s*append\s/ } "/floppy/syslinux.cfg";	
+		fs::umount("/floppy");
+		log::l("HPT|Ultra66: all done");
+
+		$o->ask_warn('', $nb_try ? 
+			     _("It is necessary to restart installation booting on the floppy") :
+			     _("It is necessary to restart installation with the new parameters"));
+		install_steps::rebootNeeded ($o);
+	    } else {
+		$o->ask_warn('', 
+_("Failed to create an HTP boot floppy.
+You may have to restart installation and give ``%s'' at the prompt", $ide));
+	    }
+	}
+    }
+}
+
+
 1;