perl-install/share/selected.png

package detect_devices; # $Id$

use diagnostics;
use strict;
use vars qw($pcitable_addons $usbtable_addons);

#-######################################################################################
#- misc imports
#-######################################################################################
use log;
use common;
use devices;
use run_program;
use c;

#-#####################################################################################
#- Globals
#-#####################################################################################
my @netdevices = map { my $l = $_; map { "$l$_" } (0..3) } qw(eth tr fddi plip);
my %serialprobe;

#-######################################################################################
#- Functions
#-######################################################################################
sub dev_is_devfs() { -e "/dev/.devfsd" } #- no $::prefix, returns false during install and that's nice :)


sub get() {
    #- Detect the default BIOS boot harddrive is kind of tricky. We may have IDE,
    #- SCSI and RAID devices on the same machine. From what I see so far, the default
    #- BIOS boot harddrive will be
    #- 1. The first IDE device if IDE exists. Or
    #- 2. The first SCSI device if SCSI exists. Or
    #- 3. The first RAID device if RAID exists.

    getIDE(), getSCSI(), getDAC960(), getCompaqSmartArray(), getATARAID();
}
sub hds()         { grep { $_->{media_type} eq 'hd' && !isRemovableDrive($_) } get() }
sub tapes()       { grep { $_->{media_type} eq 'tape' } get() }
sub cdroms()      { grep { $_->{media_type} eq 'cdrom' } get() }
sub burners()     { grep { isBurner($_) } cdroms() }
sub dvdroms()     { grep { isDvdDrive($_) } cdroms() }
sub raw_zips()    { grep { member($_->{media_type}, 'fd', 'hd') && isZipDrive($_) } get() }
#-sub jazzs     { grep { member($_->{media_type}, 'fd', 'hd') && isJazzDrive($_) } get() }
sub ls120s()      { grep { member($_->{media_type}, 'fd', 'hd') && isLS120Drive($_) } get() }
sub zips()        {
    map { 
	$_->{device} .= 4; 
	$_->{devfs_device} = $_->{devfs_prefix} . '/part4'; 
	$_;
    } raw_zips();
}

sub cdroms__faking_ide_scsi() { grep { $_->{media_type} eq 'cdrom' } cdroms_and_zips__faking_ide_scsi() }
sub cdroms_and_zips__faking_ide_scsi() {
    my @l = grep { $_->{media_type} eq 'cdrom' || member($_->{media_type}, 'fd', 'hd') && isZipDrive($_) } get();

    if (my @l_need_fake = grep { !$::isStandalone && $_->{bus} eq 'ide' && !($_->{media_type} eq 'cdrom' && !isBurner($_)) } @l) {
	require modules;
	modules::add_probeall('scsi_hostadapter', 'ide-scsi');

	my $nb_cdrom = 1 + max(-1, map { $_->{device} =~ /scd(\d+)/ } @l);
	my $nb_zip = 1 + max(-1, map { if_($_->{device} =~ /sd(\w+)/, ord($1) - ord('a')) } getSCSI());
	my $scsi_hostadapters = modules::get_probeall('scsi_hostadapter');
	my $devfs_host = find_index { $_ eq 'ide-scsi' } @$scsi_hostadapters;
	my $devfs_id = 0;

	foreach my $e (@l_need_fake) {
	    $e->{devfs_prefix} = sprintf('scsi/host%d/bus0/target%d/lun0', $devfs_host, $devfs_id++);
	    my $faked;
	    if ($e->{media_type} eq 'cdrom') {
		$faked = "scd" . $nb_cdrom++;
		log::l("IDEBurner: $e->{device} => $faked and $e->{devfs_prefix}");
	    } else {
		$faked = "sd" . chr(ord('a') + $nb_zip++);
		log::l("IDE Zip: $e->{device} => $faked and $e->{devfs_prefix}");
	    }
	    $e->{device} = $faked;
	}
	get_devfs_devices(@l_need_fake);
    }
    foreach (@l) {
	$_->{device} .= 4 if $_->{media_type} ne 'cdrom';
	$_->{devfs_device} = $_->{devfs_prefix} . '/' . ($_->{media_type} eq 'cdrom' ? 'cd' : 'part4');
    }
    @l;
}

sub floppies() {
    require modules;
    eval { modules::load("floppy") };
    my @fds = $@ ? () : map {
	my $info = (!dev_is_devfs() || -e "/dev/fd$_") && c::floppy_info(devices::make("fd$_"));
	if_($info && $info ne '(null)', { device => "fd$_", devfs_device => "floppy/$_", media_type => 'fd', info => $info })
    } qw(0 1);

    my @ide = ls120s() and eval { modules::load("ide-floppy") };

    eval { modules::load("usb-storage") } if usbStorage();
    my @scsi = grep { $_->{media_type} eq 'fd' } getSCSI();
    @ide, @scsi, @fds;
}
sub floppies_dev() { map { $_->{device} } floppies() }
sub floppy() { first(floppies_dev()) }
#- example ls120, model = "LS-120 SLIM 02 UHD Floppy"

sub removables() {
    floppies(), cdroms_and_zips__faking_ide_scsi();
}

sub get_sys_cdrom_info {
    my (@drives) = @_;

    my @drives_order;
    foreach (cat_("/proc/sys/dev/cdrom/info")) {
	my ($t, $l) = split ':';
	my @l;
	@l = split(' ', $l) if $l;
	if ($t eq 'drive name') {
	    @drives_order = map {
		s/^sr/scd/;
		my $dev = $_;
		find { $_->{device} eq $dev } @drives;
	    } @l;
	} else {
	    my $capacity;
	    if ($t eq 'Can write CD-R') {
		$capacity = 'burner';
	    } elsif ($t eq 'Can read DVD') {
		$capacity = 'DVD';
	    }
	    if ($capacity) {
		each_index {
		    ($drives_order[$::i] || {})->{capacity} .= "$capacity " if $_;
		} @l;
	    }
	}
    }
}

sub get_usb_storage_info {
    my (@l) = @_;

    my %usbs = map {
	my $s = cat_(glob_("$_/*"));
	my ($host) = $s =~ /^\s*Host scsi(\d+):/m; #-#
	my ($vendor_name) = $s =~ /^\s*Vendor: (.*)/m;
	my ($vendor, $id) = $s =~ /^\s*GUID: (....)(....)/m;
	if_(defined $host, $host => { vendor_name => $vendor_name, usb_vendor => hex $vendor, usb_id => hex $id });
    } glob_('/proc/scsi/usb-storage-*') or return;

    #- only the entries matching the following conditions can be usb-storage devices
    @l = grep { $_->{channel} == 0 && $_->{id} == 0 && $_->{lun} == 0 } @l;
    my %l; push @{$l{$_->{host}}}, $_ foreach @l;

    my @informed;
    foreach my $host (keys %usbs) {
	my @choices = @{$l{$host} || []} or log::l("weird, host$host from /proc/scsi/usb-storage-*/* is not in /proc/scsi/scsi"), next;
	if (@choices > 1) {
	    @choices = grep { $_->{info} =~ /^\Q$usbs{$host}{vendor_name}/ } @choices;
	    @choices or log::l("weird, can't find the good entry host$host from /proc/scsi/usb-storage-*/* in /proc/scsi/scsi"), next;
	    @choices == 1 or log::l("argh, can't determine the good entry host$host from /proc/scsi/usb-storage-*/* in /proc/scsi/scsi"), next
	}
	add2hash($choices[0], $usbs{$host});
	push @informed, $choices[0];
    }
    @informed or return;

    foreach my $usb (usb_probe()) {
	if (my $e = find { $_->{usb_vendor} == $usb->{vendor} && $_->{usb_id} == $usb->{id} } @informed) {
	    $e->{"usb_$_"} = $usb->{$_} foreach keys %$usb;
	}
    }
}

sub get_devfs_devices {
    my (@l) = @_;

    my %h = (cdrom => 'cd', hd => 'disc');

    foreach (@l) {
	my $t = $h{$_->{media_type}} or next;
	$_->{devfs_device} = $_->{devfs_prefix} . '/' . $t;
    }
}

sub isBurner { 
    my ($e) = @_;
    $e->{capacity} =~ /burner/ and return 1;
      
    #- do not work for SCSI
    my $f = tryOpen($e->{device}); #- SCSI burner are not detected this way.
    $f && c::isBurner(fileno($f));
}
sub isDvdDrive {
    my ($e) = @_;
    $e->{capacity} =~ /DVD/ || $e->{info} =~ /DVD/ and return 1;

    #- do not work for SCSI
    my $f = tryOpen($e->{device});
    $f && c::isDvdDrive(fileno($f));
}
sub isZipDrive { $_[0]{info} =~ /ZIP\s+\d+/ } #- accept ZIP 100, untested for bigger ZIP drive.
sub isJazzDrive { $_[0]{info} =~ /\bJAZZ?\b/i } #- accept "iomega jaz 1GB"
sub isLS120Drive { $_[0]{info} =~ /LS-?120|144MB/ }
sub isRemovableUsb { $_[0]{usb_media_type} && index($_[0]{usb_media_type}, 'Mass Storage|') == 0 && usb2removable($_[0]) }
sub isFloppyUsb { $_[0]{usb_driver} && $_[0]{usb_driver} eq 'Removable:floppy' }
sub isRemovableDrive { 
    my ($e) = @_;
    isZipDrive($e) || isLS120Drive($e) || $e->{media_type} && $e->{media_type} eq 'fd' || isRemovableUsb($e) || $e->{usb_media_type} && index($e->{usb_media_type}, 'Mass Storage|Floppy (UFI)') == 0;
}

sub getSCSI() {
    my $err = sub { log::l("ERROR: unexpected line in /proc/scsi/scsi: $_[0]") };

    my ($first, @l) = common::join_lines(cat_("/proc/scsi/scsi")) or return;
    $first =~ /^Attached devices:/ or $err->($first);

    @l = map_index {
	my ($host, $channel, $id, $lun) = m/^Host: scsi(\d+) Channel: (\d+) Id: (\d+) Lun: (\d+)/ or $err->($_);
	my ($vendor, $model) = /^\s*Vendor:\s*(.*?)\s+Model:\s*(.*?)\s+Rev:/m or $err->($_);
	my ($type) = /^\s*Type:\s*(.*)/m or $err->($_);
	{ info => "$vendor $model", host => $host, channel => $channel, id => $id, lun => $lun, 
	  device => "sg$::i", devfs_prefix => sprintf('scsi/host%d/bus%d/target%d/lun%d', $host, $channel, $id, $lun),
          raw_type => $type, bus => 'SCSI' };
    } @l;

    get_usb_storage_info(@l);

    each_index {
	my $dev = "sd" . chr($::i + ord('a'));
	put_in_hash $_, { device => $dev, media_type => isFloppyUsb($_) ? 'fd' : 'hd' };
    } grep { $_->{raw_type} =~ /Direct-Access|Optical Device/ } @l;

    each_index {
	put_in_hash $_, { device => "st$::i", media_type => 'tape' };
    } grep { $_->{raw_type} =~ /Sequential-Access/ } @l;

    each_index {
	put_in_hash $_, { device => "scd$::i", media_type => 'cdrom' };
    } grep { $_->{raw_type} =~ /CD-ROM|WORM/ } @l;

    # Old hp scanners report themselves as "Processor"s
    # (see linux/include/scsi/scsi.h and sans-find-scanner.1)
    each_index {
	put_in_hash $_, { media_type => 'scanner' };
    } grep { $_->{raw_type} =~ /Scanner/ || $_->{raw_type} =~ /Processor / } @l;

    get_devfs_devices(@l);
    get_sys_cdrom_info(@l);
    @l;
}

my %eide_hds = (
    "ASUS" => "Asus",
    "CD-ROM CDU" => "Sony",
    "CD-ROM Drive/F5D" => "ASUSTeK",
    "Compaq" => "Compaq",
    "CONNER" => "Conner Peripherals",
    "IBM" => "IBM",
    "FUJITSU" => "Fujitsu",
    "HITACHI" => "Hitachi",
    "Lite-On" => "Lite-On Technology Corp.",
    "LTN" => "Lite-On Technology Corp.",
    "IOMEGA" => "Iomega",
    "MAXTOR" => "Maxtor",
    "Maxtor" => "Maxtor",
    "Micropolis" => "Micropolis",
    "Pioneer" => "Pioneer",
    "PLEXTOR" => "Plextor",
    "QUANTUM" => "Quantum", 
    "SAMSUNG" => "Samsung",
    "Seagate " => "Seagate Technology",
    "ST3" => "Seagate Technology",
    "TEAC" => "Teac",
    "TOSHIBA" => "Toshiba",
    "WDC" => "Western Digital Corp.",
);


sub getIDE() {
    my @idi;

    #- what about a system with absolutely no IDE on it, like some sparc machine.
    -e "/proc/ide" or return ();

    #- Great. 2.2 kernel, things are much easier and less error prone.
    foreach my $d (sort @{[glob_('/proc/ide/hd*')]}) {
	cat_("$d/driver") =~ /ide-scsi/ and next; #- already appears in /proc/scsi/scsi
	my $t = chomp_(cat_("$d/media"));
	my $type = ${{ disk => 'hd', cdrom => 'cdrom', tape => 'tape', floppy => 'fd' }}{$t} or next;
	my $info = chomp_(cat_("$d/model")) || "(none)";

	my $num = ord(($d =~ /(.)$/)[0]) - ord 'a';
	my ($vendor, $model) = map { 
	    if_($info =~ /^$_(-|\s)*(.*)/, $eide_hds{$_}, $2);
	} keys %eide_hds;

	my ($channel, $id) = ($num / 2, $num % 2);
	my $devfs_prefix = sprintf('ide/host0/bus%d/target%d/lun0', $channel, $id);

	push @idi, { media_type => $type, device => basename($d), 
		     devfs_prefix => $devfs_prefix,
		     info => $info, channel => $channel, id => $id, bus => 'ide', 
		     if_($vendor, Vendor => $vendor), if_($model, Model => $model) };
    }
    get_devfs_devices(@idi);
    get_sys_cdrom_info(@idi);
    @idi;
}

sub getCompaqSmartArray() {
    my (@idi, $f);

    foreach ('array/ida', 'cpqarray/ida', 'cciss/cciss') {
	my $prefix = "/proc/driver/$_"; #- kernel 2.4 places it here
	$prefix = "/proc/$_" if !-e "${prefix}0"; #- kernel 2.2

	my ($name) = m|/(.*)|;
	for (my $i = 0; -r ($f = "${prefix}$i"); $i++) {
	    foreach (cat_($f)) {
		if (my ($device) = m|^\s*($name/.*?):|) {
		    push @idi, { device => $device, prefix => $device . 'p', info => "Compaq RAID logical disk",
				 media_type => 'hd', bus => 'ida' };
		}
	    }
	}
    }
    @idi;
}

sub getDAC960() {
    my %idi;

    #- We are looking for lines of this format:DAC960#0:
    #- /dev/rd/c0d0: RAID-7, Online, 17928192 blocks, Write Thru0123456790123456789012
    foreach (syslog()) {
	my ($device, $info) = m|/dev/(rd/.*?): (.*?),| or next;
	$idi{$device} = { info => $info, media_type => 'hd', device => $device, prefix => $device . 'p', bus => 'dac960' };
    }
    values %idi;
}

sub getATARAID() {
    my %l;
    foreach (syslog()) {
	my ($device) = m|^\s*(ataraid/d\d+):| or next;
	$l{$device} = { info => 'ATARAID block device', media_type => 'hd', device => $device, prefix => $device . 'p', bus => 'ataraid' };
	log::l("ATARAID: $device");
    }
    values %l;
}


# cpu_name : arch() =~ /^alpha/ ? "cpu	" :
# arch() =~ /^ppc/ ? "processor" : "vendor_id"

# cpu_model : arch() =~ /^alpha/ ? "cpu model" :
# arch() =~ /^ppc/ ? "cpu  " : "model name"

# cpu_freq = arch() =~ /^alpha/ ? "cycle frequency [Hz]" :
# arch() =~ /^ppc/ ? "clock" : "cpu MHz"

sub getCPUs() { 
    my (@cpus, $cpu);
    foreach (cat_("/proc/cpuinfo")) {
	   if (/^processor/) { # ix86 specific
		  push @cpus, $cpu if $cpu;
		  $cpu = {};
	   }
	   $cpu->{$1} = $2 if /^([^\t]+).*:\s(.*)$/;
    }
    push @cpus, $cpu;
    @cpus;
}

sub getSoundDevices() {
    (arch() =~ /ppc/ ? \&modules::load_category : \&modules::probe_category)->('multimedia/sound');
}

sub isTVcard { $_[0]{driver} =~ /bttv|saa7134/ }

sub getTVcards() { 
    grep { isTVcard($_) } detect_devices::probeall();
}

sub getSerialModem {
    my ($modem, $o_mouse) = @_;
    my $mouse = $o_mouse || {};
    $mouse->{device} = readlink "/dev/mouse";
    my $serdev = arch() =~ /ppc/ ? "macserial" : "serial";
    eval { modules::load($serdev) };

    probeSerialDevices();
    foreach ('modem', map { "ttyS$_" } (0..7)) {
	next if $mouse->{device} =~ /$_/;
	next unless -e "/dev/$_";
	hasModem("/dev/$_") and $modem->{device} = $_, last;
    }

    #- add an alias for macserial on PPC
    modules::add_alias('serial', $serdev) if arch() =~ /ppc/ && $modem->{device};
    my @devs = pcmcia_probe();
    foreach (@devs) { $_->{type} =~ /serial/ and $modem->{device} = $_->{device} }
    $modem;
}

sub getModem() {
    my @pci_modems = grep { $_->{driver} =~ /www.linmodems.org/ } probeall();
    getSerialModem({}), @pci_modems;
}

sub getSpeedtouch() {
    grep { $_->{description} eq 'Alcatel|USB ADSL Modem (Speed Touch)' } probeall();
}
sub getSagem() {
    grep { $_->{description} eq 'Analog Devices Inc.|USB ADSL modem' } probeall();
}

sub getNet() {
    grep { !(($::isStandalone || $::live) && /plip/) && c::hasNetDevice($_) } @netdevices;
}

#sub getISDN() {
#    mapgrep(sub {member (($_[0] =~ /\s*(\w*):/), @netdevices), $1 }, split(/\n/, cat_("/proc/net/dev")));
#}

sub getUPS() {
    grep { $_->{description} =~ /Ellipse UPS/ } usb_probe()
}

$pcitable_addons = <<'EOF';
# add here lines conforming the pcitable format (0xXXXX\t0xXXXX\t"\w+"\t".*")
EOF

$usbtable_addons = <<'EOF';
# add here lines conforming the usbtable format (0xXXXX\t0xXXXX\t"\w+"\t".*")
EOF

sub install_addons {
    my ($prefix) = @_;

    #- this test means install_addons can only be called after ldetect-lst has been installed.
    if (-d "$prefix/usr/share/ldetect-lst") {
	my $update = 0;
	foreach ([ 'pcitable.d', $pcitable_addons ], [ 'usbtable.d', $usbtable_addons ]) {
	    my ($dir, $str) = @$_;
	    -d "$prefix/usr/share/ldetect-lst/$dir" && $str =~ /^[^#]/m and $update = 1 and
	      output "$prefix/usr/share/ldetect-lst/$dir/95drakx.lst", $str;
	}
	$update and run_program::rooted($prefix, "/usr/sbin/update-ldetect-lst");
    }
}

sub add_addons {
    my ($addons, @l) = @_;

    foreach (split "\n", $addons) {
	/^\s/ and die qq(bad detect_devices::probeall_addons line "$_");
	s/^#.*//;
	s/"(.*?)"/$1/g;
	next if /^$/;
	my ($vendor, $id, $driver, $description) = split("\t", $_, 4) or die qq(bad detect_devices::probeall_addons line "$_");
	foreach (@l) {
	    $_->{vendor} == hex $vendor && $_->{id} == hex $id or next;
	    put_in_hash($_, { driver => $driver, description => $description });
	}
    }
    @l;
}

sub pci_probe() {
    add_addons($pcitable_addons, map {
	my %l;
	@l{qw(vendor id subvendor subid pci_bus pci_device pci_function media_type driver description)} = split "\t";
	$l{$_} = hex $l{$_} foreach qw(vendor id subvendor subid);
	$l{bus} = 'PCI';
	\%l
    } c::pci_probe());
}

sub usb_probe() {
    -e "/proc/bus/usb/devices" or return;

    add_addons($usbtable_addons, map {
	my %l;
	@l{qw(vendor id media_type driver description pci_bus pci_device)} = split "\t";
	$l{$_} = hex $l{$_} foreach qw(vendor id);
	$l{bus} = 'USB';
	\%l
    } c::usb_probe());
}

sub firewire_probe() {
    my ($e, @l);
    foreach (cat_('/proc/bus/ieee1394/devices')) {
	if (m!Vendor/Model ID: (.*) \[(\w+)\] / (.*) \[(\w+)\]!) {
	    push @l, $e = { 
			   vendor => hex($2), id => hex($4), 
			   description => join('|', $1, $3),
			   bus => 'Firewire',
			  };
	} elsif (/Software Specifier ID: (\w+)/) {
	    $e->{specifier_id} = hex $1;
	} elsif (/Software Version: (\w+)/) {
	    $e->{specifier_version} = hex $1;	    
	}
    }
    foreach (@l) {
	if ($e->{specifier_id} == 0x00609e && $e->{specifier_version} == 0x010483) {
	    add2hash($_, { driver => 'sbp2', description => "Generic Firewire Storage Controller" });
	}
    }
    @l;
}

sub pcmcia_probe() {
    -e '/var/run/stab' || -e '/var/lib/pcmcia/stab' or return ();

    my (@devs, $desc);
    foreach (cat_('/var/run/stab'), cat_('/var/lib/pcmcia/stab')) {
	if (/^Socket\s+\d+:\s+(.*)/) {
	    $desc = $1;
	} else {
	    my (undef, $type, $module, undef, $device) = split;
	    push @devs, { description => $desc, driver => $module, type => $type, device => $device };
	}
    }
    @devs;
}

# pcmcia_probe provides field "device", used in network.pm
# => probeall with $probe_type is unsafe
sub probeall() {
    return if $::noauto;

    require sbus_probing::main;
ofs	hex dump	ascii
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0040	a0 ff db 4c 7d 69 33 73 6b 70 40 3e 65 ff e9 91 e4 b7 00 68 58 33 99 8e 7b d9 c3 78 40 3d 62 ff	...L}i3skp@>e......hX3..{..x@=b.
0060	ea 96 ff d0 13 a2 81 00 99 8a 69 ff e8 8a d9 b6 34 ff d1 1b 97 79 06 47 41 53 99 86 53 ff e0 66	..........i.....4....y.GAS..S..f
0080	ff d8 3a d9 b9 42 d9 cc a4 99 81 3a ff d0 15 ff d4 2a ff d8 3d ff e4 78 ff e5 7f 55 4c 53 d1 a8	..:..B.....:.....*..=..x...ULS..
00a0	06 fd cb 00 eb bc 00 9e 7e 00 4f 47 53 ba 95 06 d1 a7 00 c8 a0 00 a7 86 06 49 43 53 91 75 0d aa	........~.OGS............ICS.u..
00c0	1f da 96 00 00 00 01 74 52 4e 53 00 40 e6 d8 66 00 00 00 01 62 4b 47 44 31 d9 db 1d 72 00 00 00	.......tRNS.@..f....bKGD1...r...
00e0	63 49 44 41 54 78 da 63 60 80 03 46 26 04 9b 99 85 15 ce 66 63 e7 e0 64 e0 e2 86 a8 61 e7 e1 e5	cIDATx.c`..F&......fc..d....a...
0100	63 e0 17 10 04 b3 85 84 45 f8 18 44 c5 c4 05 41 6c 09 11 49 29 06 69 19 59 39 36 79 08 9b 41 41	c.......E..D...Al..I).i.Y96y..AA
0120	51 49 59 45 55 11 cc 66 50 53 e7 d5 50 d4 d4 02 b3 19 18 b4 75 74 f5 60 6c 20 4f 1f c1 66 60 30	QIYEU..fPS..P.......ut.`l.O..f`0
0140	30 84 b2 01 a7 d9 07 66 d0 f9 63 b5 00 00 00 00 49 45 4e 44 ae 42 60 82	0......f..c.....IEND.B`.