package detect_devices; use diagnostics; use strict; use vars qw($pcitable_addons $usbtable_addons); #-###################################################################################### #- misc imports #-###################################################################################### use log; use MDK::Common; # help perl_checker use common; use devices; use run_program; use modules; use c; use feature 'state'; =head1 SYNOPSYS The B modules offers a high level API for detecting devices.* It mostly relies on the L modules for gluing libldetect back into the Perl world, and thus being able to enumerate DMI/HID/PCI/USB devices. Other devices are mostly detected through C & C. Then the L enables to map modules into categories such as: =over 4 =item * C =item * C =item * C =item * C =item * C =item * ... =back This enables to detect a category by mapping drivers to categories. =head1 Listing block devices =cut #-##################################################################################### #- Globals #-##################################################################################### my %serialprobe; #-###################################################################################### #- Functions #-###################################################################################### =over =item get() Returns a list of all block devices (IDE, SCSI, SATA, virtual, RAID, ...) =cut sub get() { #- Detect the default BIOS boot harddrive is kind of tricky. We may have IDE, #- SCSI and RAID devices on the same machine. From what I see so far, the default #- BIOS boot harddrive will be #- 1. The first IDE device if IDE exists. Or #- 2. The first SCSI device if SCSI exists. Or #- 3. The first RAID device if RAID exists. getIDE(), getSCSI(), getMmcBlk(), getNVMe(), getXenBlk(), getVirtIO(), getDAC960(), getCompaqSmartArray(); } sub hds() { grep { may_be_a_hd($_) } 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($_) } get() } sub ls120s() { grep { member($_->{media_type}, 'fd', 'hd') && isLS120Drive($_) } get() } sub zips() { map { $_->{device} .= 4; $_; } raw_zips(); } sub floppies { my ($o_not_detect_legacy_floppies) = @_; require modules; state @fds; state $legacy_already_detected; $o_not_detect_legacy_floppies = 1 if arch() =~ /arm/; if (!$o_not_detect_legacy_floppies && !$legacy_already_detected) { $legacy_already_detected = 1; if ($::isInstall) { eval { modules::load("floppy") }; system(qw(udevadm settle)) if !$@; } #- do not bother probing /dev/fd0 and loading floppy device uselessly, #- it takes time and it is already done by boot process (if not in install): #- /dev/fd0 is created by start_udev (/etc/udev/devices.d/default.nodes) #- then hal probes /dev/fd0 and triggers floppy module loading through kernel's kmod if (any { (split)[1] eq 'fd' } cat_("/proc/devices")) { @fds = map { my $info = c::floppy_info("/dev/fd$_"); if_($info && $info ne '(null)', { device => "fd$_", media_type => 'fd', info => $info }); } qw(0 1); } } my @ide = ls120s() and eval { modules::load("ide_floppy") }; eval { modules::load("usb_storage") } if $::isInstall && usbStorage(); my @scsi = grep { $_->{media_type} eq 'fd' } getSCSI(); @ide, @scsi, @fds; } sub floppies_dev() { map { $_->{device} } floppies() } sub floppy() { first(floppies_dev()) } #- example ls120, model = "LS-120 SLIM 02 UHD Floppy" sub removables() { floppies(), cdroms(), zips(); } sub get_sys_cdrom_info { my (@drives) = @_; my @drives_order; foreach (cat_("/proc/sys/dev/cdrom/info")) { my ($t, $l) = split ':'; my @l; @l = split(' ', $l) if $l; if ($t eq 'drive name') { @drives_order = map { 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 complete_usb_storage_info { my (@l) = @_; my @usb = grep { exists $_->{usb_vendor} } @l; foreach my $usb (usb_probe()) { if (my $e = find { !$_->{found} && $_->{usb_vendor} == $usb->{vendor} && $_->{usb_id} == $usb->{id} } @usb) { my $host = get_sysfs_usbpath_for_block($e->{device}); if ($host) { my $file = "/sys/block/$host/../serial"; $e->{info} = chomp_(cat_($file)) if -e $file; $e->{usb_description} = join('|', chomp_(cat_("/sys/block/$host/../manufacturer")), chomp_(cat_("/sys/block/$host/../product"))); } local $e->{found} = 1; $e->{"usb_$_"} ||= $usb->{$_} foreach keys %$usb; } } } sub isBurner { my ($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 isLS120Drive { $_[0]{info} =~ /LS-?120|144MB/ } sub isKeyUsb { begins_with($_[0]{usb_media_type} || '', 'Mass Storage') && $_[0]{media_type} eq 'hd' } sub isFloppyUsb { $_[0]{usb_driver} && $_[0]{usb_driver} eq 'Removable:floppy' } sub may_be_a_hd { my ($e) = @_; $e->{media_type} eq 'hd' && !( isZipDrive($e) || isLS120Drive($e) || begins_with($e->{usb_media_type} || '', 'Mass Storage|Floppy (UFI)') ); } sub get_sysfs_field_from_link { my ($device, $field) = @_; my $l = readlink("$device/$field"); $l =~ s!.*/!!; $l; } sub get_sysfs_usbpath_for_block { my ($device) = @_; my $host = readlink("/sys/block/$device"); $host =~ s!/host.*!!; $host; } sub get_scsi_driver { my (@l) = @_; # find driver of host controller from sysfs: foreach (@l) { next if $_->{driver}; my $host = get_sysfs_usbpath_for_block($_->{device}); require list_modules; $_->{driver} = list_modules::filename2modname(get_sysfs_field_from_link("/sys/block/$host", 'driver')); } } =item getSCSI() Returns a list of all SCSI device. =cut sub getSCSI() { my $dev_dir = '/sys/bus/scsi/devices'; my @scsi_types = ( "Direct-Access", "Sequential-Access", "Printer", "Processor", "WORM", "CD-ROM", "Scanner", "Optical Device", "Medium Changer", "Communications", ); my @l; foreach (all($dev_dir)) { my ($host, $channel, $id, $lun) = split ':'; defined $lun or next; my $dir = "$dev_dir/$_"; # handle both old and new kernels: my $node = find { -e $_ } "$dir/block", top(glob_("$dir/block*")), "$dir/tape", top(glob_("$dir/scsi_generic*")); my ($device) = readlink($node) =~ m!/(?:scsi_(?:generic|tape)|block)/(.*)!; if (!$device) { ($device) = top(glob_("$node/*")) =~ m!/(?:scsi_(?:generic|tape)|block)/(.*)!; } warn("cannot get info for device ($_)"), next if !$device; my $usb_dir = readlink($dir) =~ m!/usb! && "$dir/../../../.."; my $get_usb = sub { chomp_(cat_("$usb_dir/$_[0]")) }; my $get = sub { my $s = cat_("$dir/$_[0]"); $s =~ s/\s+$//; $s; }; # Old HP scanners report themselves as "Processor"s # (see linux/include/scsi/scsi.h and sans-find-scanner.1) my $raw_type = $scsi_types[$get->('type')]; my $media_type = ${{ st => 'tape', sr => 'cdrom', sd => 'hd', sg => 'generic' }}{substr($device, 0, 2)} || $raw_type =~ /Scanner|Processor/ && 'scanner'; my ($vendor, $model) = ($get->('vendor'), $get->('model')); my ($v, $m) = _get_hd_vendor($model); if ($v && $m) { ($vendor, $model) = ($v, $m); } push @l, { info => $vendor . ' ' . $model, host => $host, channel => $channel, id => $id, lun => $lun, description => join('|', $vendor, $model), bus => 'SCSI', media_type => $media_type, device => $device, $usb_dir ? ( usb_vendor => hex($get_usb->('idVendor')), usb_id => hex($get_usb->('idProduct')), ) : (), }; } @l = sort { $a->{host} <=> $b->{host} || $a->{channel} <=> $b->{channel} || $a->{id} <=> $b->{id} || $a->{lun} <=> $b->{lun} } @l; complete_usb_storage_info(@l); foreach (@l) { $_->{media_type} = 'fd' if $_->{media_type} eq 'hd' && isFloppyUsb($_); } get_sys_cdrom_info(@l); get_scsi_driver(@l); @l; } my %hd_vendors = ( "ASUS" => "Asus", "ATA Maxtor" => "Maxtor", "CD-ROM CDU" => "Sony", "CD-ROM Drive/F5D" => "ASUSTeK", "Compaq" => "Compaq", "CONNER" => "Conner Peripherals", "IBM" => "IBM", "INTEL" => "Intel", "FUJITSU" => "Fujitsu", "HITACHI" => "Hitachi", "Lite-On" => "Lite-On Technology Corp.", "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.", ); # return ($vendor, $model) sub _get_hd_vendor { my ($info) = @_; foreach my $name (keys %hd_vendors) { next if !$name; return ($hd_vendors{$name}, $2) if $info =~ /^$name(-|\s)*(.*)/; } return ("Hitachi", $info) if $info =~ /^HD[ST][0-9]/; } =item getIDE() Returns a list of all IDE device. =cut 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*')]}) { 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, $model) = _get_hd_vendor($info); my $host = $num; ($host, my $id) = divide($host, 2); ($host, my $channel) = divide($host, 2); push @idi, { media_type => $type, device => basename($d), info => $info, host => $host, channel => $channel, id => $id, bus => 'ide', if_($vendor, Vendor => $vendor), if_($model, Model => $model) }; } get_sys_cdrom_info(@idi); @idi; } sub block_devices() { -d '/sys/block' ? map { s|!|/|; $_ } all('/sys/block') : map { $_->{dev} } do { require fs::proc_partitions; fs::proc_partitions::read_raw() }; } =item getCompaqSmartArray() Returns a list of all CCISS devices (Compaq Smart Array). =cut sub getCompaqSmartArray() { my (@idi, $f); foreach ('array/ida', 'cpqarray/ida', 'cciss/cciss') { my $prefix = "/proc/driver/$_"; my ($name) = m|/(.*)|; for (my $i = 0; -r ($f = "${prefix}$i"); $i++) { my @raw_devices = cat_($f) =~ m|^\s*($name/.*?):|gm; #- this is ugly and buggy. keeping it for 2007.0 #- on a cciss, cciss/cciss0 didn't contain c0d0, but cciss/cciss1 did contain c0d1 #- the line below adds both c0d0 and c0d1 for cciss0, and so some duplicates @raw_devices or @raw_devices = grep { m!^$name/! } block_devices(); foreach my $raw_device (@raw_devices) { my $device = -d "/dev/$raw_device" ? "$raw_device/disc" : $raw_device; push @idi, { device => $device, prefix => $raw_device . 'p', info => "Compaq RAID logical disk", media_type => 'hd', bus => $name }; } } } #- workaround the buggy code above. this should be safe though uniq_ { $_->{device} } @idi; } sub getDAC960() { my %idi; #- We are looking for lines of this format:DAC960#0: #- /dev/rd/c0d0: RAID-7, Online, 17928192 blocks, Write Thru0123456790123456789012 foreach (syslog()) { my ($device, $info) = m|/dev/(rd/.*?): (.*?),| or next; $idi{$device} = { info => $info, media_type => 'hd', device => $device, bus => 'dac960' }; } values %idi; } =item getXenBlk() Returns a list of all Xen block devices (C). =cut sub getXenBlk() { -d '/sys/bus/xen/devices' or return; map { s/block://; { device => basename($_), info => "Xen block device", media_type => 'hd', bus => 'xen' }; } glob("/sys/block/xvd*"); } =item getVirtIO() Returns a list of all VirtIO block devices (/dev/C). =cut sub getVirtIO() { -d '/sys/bus/virtio/devices' or return; map { { device => basename($_), info => "VirtIO block device", media_type => 'hd', bus => 'virtio' }; } glob("/sys/bus/virtio/devices/*/block/*"); } sub getMmcBlk() { -d '/sys/bus/mmc/devices' or return; map { { device => basename($_), info => "MMC block device", media_type => 'hd', bus => 'mmc' }; } glob("/sys/bus/mmc/devices/*/block/*"); } sub getNVMe() { -d '/sys/class/nvme' or return; map { { device => basename($_), info => "NVMe block device", media_type => 'hd', bus => 'pci_express' }; } glob("/sys/block/nvme*"); } =item getCPUs() Returns a list of all CPUs. =cut sub getCPUs() { my (@cpus, $cpu); foreach (cat_("/proc/cpuinfo")) { if (/^processor/) { # ix86 specific push @cpus, $cpu if $cpu; $cpu = {}; } $cpu->{$1} = $2 if /^([^\t]+).*:\s(.*)$/; $cpu->{processor}++ if $1 eq "processor"; } push @cpus, $cpu; @cpus; } sub ix86_cpu_frequency() { cat_('/proc/cpuinfo') =~ /cpu MHz\s*:\s*(\d+)/ && $1; } =item probe_category($category) Returns a list of devices which drivers are in the asked category. eg: my @eth_cards = probe_category('network/ethernet'); =cut sub probe_category { my ($category) = @_; require list_modules; my @modules = list_modules::category2modules($category); grep { if ($category eq 'network/isdn') { my $b = $_->{driver} =~ /ISDN:([^,]*),?([^,]*)(?:,firmware=(.*))?/; if ($b) { $_->{driver} = $1; $_->{type} = $2; $_->{type} =~ s/type=//; $_->{firmware} = $3; $_->{driver} eq "hisax" and $_->{options} .= " id=HiSax"; } $b; } else { member($_->{driver}, @modules); } } probeall(); } sub getSoundDevices() { probe_category('multimedia/sound'); } sub isTVcardConfigurable { member($_[0]{driver}, qw(bttv cx88 saa7134)) } sub getTVcards() { probe_category('multimedia/tv') } sub getInputDevices() { my (@devices, $device); my $event; foreach (cat_('/proc/bus/input/devices')) { if (/^I:/) { $device = {}; $device->{vendor} = /Vendor=(\w+)/ && $1; $device->{id} = /Product=(\w+)/ && $1; $device->{bustype} = /Bus=(\w+)/ && $1; } elsif (/N: Name="(.*)"/) { my $descr = $1; $device->{description} = "|$descr"; #- I: Bus=0011 Vendor=0002 Product=0008 Version=7321 #- N: Name="AlpsPS/2 ALPS GlidePoint" #- P: Phys=isa0060/serio1/input0 #- H: Handlers=mouse1 event2 ts1 #- B: EV=f #- B: KEY=420 0 70000 0 0 0 0 0 0 0 0 #=> BTN_LEFT BTN_RIGHT BTN_MIDDLE BTN_TOOL_FINGER BTN_TOUCH #- or B: KEY=420 0 670000 0 0 0 0 0 0 0 0 #=> same with BTN_BACK #- B: REL=3 #=> X Y #- B: ABS=1000003 #=> X Y PRESSURE #- I: Bus=0011 Vendor=0002 Product=0008 Version=2222 #- N: Name="AlpsPS/2 ALPS DualPoint TouchPad" #- P: Phys=isa0060/serio1/input0 #- S: Sysfs=/class/input/input2 #- H: Handlers=mouse1 ts1 event2 #- B: EV=f #- B: KEY=420 0 70000 0 0 0 0 0 0 0 0 #- B: REL=3 #- B: ABS=1000003 #- I: Bus=0011 Vendor=0002 Product=0007 Version=0000 #- N: Name="SynPS/2 Synaptics TouchPad" #- P: Phys=isa0060/serio1/input0 #- S: Sysfs=/class/input/input1 #- H: Handlers=mouse0 event1 ts0 #- B: EV=b #- B: KEY=6420 0 70000 0 0 0 0 0 0 0 0 #=> BTN_LEFT BTN_RIGHT BTN_MIDDLE BTN_TOOL_FINGER BTN_TOUCH BTN_TOOL_DOUBLETAP BTN_TOOL_TRIPLETAP #- or B: KEY=6420 0 670000 0 0 0 0 0 0 0 0 #=> same with BTN_BACK #- or B: KEY=420 30000 670000 0 0 0 0 0 0 0 0 #=> same without BTN_TOOL_TRIPLETAP but with BTN_B #- B: ABS=11000003 #=> X Y PRESSURE TOOL_WIDTH #- I: Bus=0003 Vendor=056a Product=0065 Version=0108 #- N: Name="Wacom Bamboo" #- B: KEY=1c63 0 70033 0 0 0 0 0 0 0 0 #=> BTN_0 BTN_1 BTN_4 BTN_5 BTN_LEFT BTN_RIGHT BTN_MIDDLE TOOL_PEN TOOL_RUBBER TOOL_BRUSH TOOL_FINGER TOOL_MOUSE TOUCH STYLUS STYLUS2 #- B: ABS=100 3000103 #=> X Y WHEEL PRESSURE DISTANCE MISC #- I: Bus=0003 Vendor=056a Product=0011 Version=0201 #- N: Name="Wacom Graphire2 4x5" #- B: KEY=1c43 0 70000 0 0 0 0 0 0 0 0 #=> BTN_LEFT BTN_RIGHT BTN_MIDDLE TOOL_PEN TOOL_RUBBER TOOL_FINGER TOOL_MOUSE TOUCH STYLUS STYLUS2 #- B: ABS=100 3000003 #=> X Y PRESSURE DISTANCE MISC #I: Bus=0003 Vendor=049f Product=0024 Version=0001 #N: Name="Compaq Compaq Numeric Keypad" #P: Phys=usb-0000:00:03.2-2/input0 #S: Sysfs=/class/input/input7 #H: Handlers=kbd event3 #B: EV=120003 #B: KEY=10000 7 ff800000 7ff febeffdf ffefffff ffffffff fffffffe #B: LED=1f $device->{Synaptics} = $descr eq 'SynPS/2 Synaptics TouchPad'; $device->{ALPS} = $descr =~ m!^AlpsPS/2 ALPS!; $device->{Elantech} = $descr eq 'ETPS/2 Elantech Touchpad'; $device->{Numpad} = $descr =~ /Numeric Keypad/; } elsif (/H: Handlers=(.*)/) { my @l = split(' ', $1); $device->{driver} = $l[0]; #- keep it for compatibility $device->{Handlers} = +{ map { (/^(.*?)\d*$/ ? $1 : $_, $_) } split(' ', $1) }; $event = $device->{Handlers}{event}; } elsif (/S: Sysfs=(.+)/) { $device->{sysfs_path} = $1; } elsif (/P: Phys=(.*)/) { $device->{location} = $1; $device->{bus} = 'isa' if $device->{location} =~ /^isa/; $device->{bus} = 'usb' if $device->{location} =~ /^usb/i; } elsif (/B: REL=(.* )?(.*)/) { #- REL=3 #=> X Y #- REL=103 #=> X Y WHEEL #- REL=143 #=> X Y HWHEEL WHEEL #- REL=1c3 #=> X Y HWHEEL DIAL WHEEL my $REL = hex($2); $device->{HWHEEL} = 1 if $REL & (1 << 6); $device->{WHEEL} = 1 if $REL & (1 << 8); #- not reliable ("Mitsumi Apple USB Mouse" says REL=103 and KEY=1f0000 ...) } elsif (/B: KEY=(\S+)/) { #- some KEY explained: #- (but note that BTN_MIDDLE can be reported even if missing) #- (and "Mitsumi Apple USB Mouse" reports 1f0000) #- KEY=30000 0 0 0 0 0 0 0 0 #=> BTN_LEFT BTN_RIGHT #- KEY=70000 0 0 0 0 0 0 0 0 #=> BTN_LEFT BTN_RIGHT BTN_MIDDLE #- KEY=1f0000 0 0 0 0 0 0 0 0 #=> BTN_LEFT BTN_RIGHT BTN_MIDDLE BTN_SIDE BTN_EXTRA if (!$> && ! -f "/dev/input/$event") { devices::make("/dev/input/$event"); } if (-r "/dev/input/$event") { my @KEYS = c::EVIocGBitKey("/dev/input/$event"); $device->{SIDE} = 1 if $KEYS[0] & (1 << 0x13); } else { my $KEY = hex($1); $device->{SIDE} = 1 if $KEY & (1 << 0x13); } } elsif (/^\s*$/) { push @devices, $device if $device; undef $device; } } @devices; } sub getInputDevices_and_usb() { my @l = getInputDevices(); foreach my $usb (usb_probe()) { if (my $e = find { hex($_->{vendor}) == $usb->{vendor} && hex($_->{id}) == $usb->{id} } @l) { $e->{usb} = $usb; } } @l; } sub serialPorts() { map { "ttyS$_" } 0..7 } sub serialPort2text { $_[0] =~ /ttyS(\d+)/ ? "$_[0] / COM" . ($1 + 1) : $_[0]; } =back =head1 Network =over =cut sub getSerialModem { my ($_modules_conf, $o_mouse) = @_; my $mouse = $o_mouse || {}; $mouse->{device} = readlink "/dev/mouse"; my $serdev = "serial"; eval { modules::load($serdev) }; my @modems; probeSerialDevices(); foreach my $port (serialPorts()) { next if $mouse->{device} =~ /$port/; my $device = "/dev/$port"; next if !-e $device || !hasModem($device); $serialprobe{$device}{device} = $device; push @modems, $serialprobe{$device}; } my @devs = pcmcia_probe(); foreach my $modem (@modems) { foreach (@devs) { $_->{device} and $modem->{device} = $_->{device} } } @modems; } =item getModem() Return list of modems (serial, WinModems) =cut our $detect_serial_modem = 1; sub getModem { my ($modules_conf) = @_; ($detect_serial_modem ? getSerialModem($modules_conf, {}) : ()), get_winmodems(); } sub get_winmodems() { matching_driver__regexp('www\.linmodems\.org'), matching_driver(list_modules::category2modules('network/modem'), list_modules::category2modules('network/slmodem')); } sub getBewan() { matching_desc__regexp('Bewan Systems\|.*ADSL|BEWAN ADSL USB|\[Unicorn\]'); } # generate from the following from eci driver sources: # perl -e 'while (<>) { print qq("$1$2",\n"$3$4",\n) if /\b([a-z\d]*)\s*([a-z\d]*)\s*([a-z\d]*)\s*([a-z\d]*)$/ }' {vendor}, $_->{id}, $_->{subvendor}, $_->{subid}), @ids) } usb_probe(); } =item get_xdsl_usb_devices() Return list of xDSL devices. =cut sub get_xdsl_usb_devices() { my @bewan = detect_devices::getBewan(); $_->{driver} = $_->{bus} eq 'USB' ? 'unicorn_usb_atm' : 'unicorn_pci_atm' foreach @bewan; my @eci = detect_devices::getECI(); $_->{driver} = 'eciusb' foreach @eci; my @usb = detect_devices::probe_category('network/usb_dsl'); $_->{description} = "USB ADSL modem (eagle chipset)" foreach grep { $_->{driver} eq 'ueagle_atm' && $_->{description} eq '(null)' } @usb; @usb, @bewan, @eci; } =item is_lan_interface($device) Is it a LAN interface (blacklist some interfaces (PPP, ...)? =cut sub is_lan_interface { #- we want LAN like interfaces here (eg: ath|br|eth|fddi|plip|ra|tr|usb|wlan). #- there's also bnep%d for bluetooth, bcp%d... #- we do this by blacklisting the following interfaces: #- hso%d are created by drivers/net/usb/hso.c #- ippp|isdn|plip|ppp (initscripts suggest that isdn%d can be created but kernel sources claim not) #- ippp%d are created by drivers/isdn/i4l/isdn_ppp.c #- plip%d are created by drivers/net/plip.c #- ppp%d are created by drivers/net/ppp_generic.c #- pan%d are created by bnep is_useful_interface($_[0]) && $_[0] !~ /^(?:hso|ippp|isdn|plip|ppp|pan)/; } =item is_useful_interface($device) Is it a usefull interface (blacklist some interfaces (loopback, sit, wifi, ...)? =cut sub is_useful_interface { #- sit0 which is *always* created by net/ipv6/sit.c, thus is always created since net.agent loads ipv6 module #- wifi%d are created by 3rdparty/hostap/hostap_hw.c (pseudo statistics devices, #14523) #- wmaster%d are created by net/mac80211/ieee80211.c ("master" 802.11 device) #- ax*, rose*, nr*, bce* and scc* are Hamradio devices (#28776) $_[0] !~ /^(?:lo|sit0|wifi|wmaster|ax|rose|nr|bce|scc)/; } =item is_wireless_interface($device) Is it a WiFi interface? =cut sub is_wireless_interface { my ($interface) = @_; #- some wireless drivers don't always support the SIOCGIWNAME ioctl #- ralink devices need to be up to support it #- wlan-ng (prism2_*) need some special tweaks to support it #- use sysfs as fallback to detect wireless interfaces, #- i.e interfaces for which get_wireless_stats() is available c::isNetDeviceWirelessAware($interface) || -e "/sys/class/net/$interface/wireless" || -e "/sys/class/net/$interface/phy80211"; } =item get_all_net_devices() Returns list of all network devices =cut sub get_all_net_devices() { #- we need both detection schemes since: #- get_netdevices() use the SIOCGIFCONF ioctl that does not list interfaces that are down #- /proc/net/dev does not list VLAN and IP aliased interfaces uniq( (map { if_(/^\s*([A-Za-z0-9:\.]*):/, $1) } cat_("/proc/net/dev")), c::get_netdevices(), ); } =item get_lan_interfaces() Returns list of all LAN devices =cut sub get_lan_interfaces() { grep { is_lan_interface($_) } get_all_net_devices() } =item get_net_interfaces() Returns list of all useful network devices =cut sub get_net_interfaces() { grep { is_useful_interface($_) } get_all_net_devices() } =item get_wireless_interface() Returns list of all Wireless devices =cut sub get_wireless_interface() { find { is_wireless_interface($_) } get_lan_interfaces() } =item is_bridge_interface($interface) Is it a bridge? =cut sub is_bridge_interface { my ($interface) = @_; -f "/sys/class/net/$interface/bridge/bridge_id"; } =back =head1 Enumerating devices =over =cut sub get_ids_from_sysfs_device { my ($dev_path) = @_; my $dev_cat = sub { chomp_(cat_("$dev_path/$_[0]")) }; my $usb_root = -f "$dev_path/bInterfaceNumber" && "../" || -f "$dev_path/idVendor" && ""; my $is_pcmcia = -f "$dev_path/card_id"; my $sysfs_ids; my $bus = get_sysfs_field_from_link($dev_path, "subsystem"); #- FIXME: use $bus if ($is_pcmcia) { $sysfs_ids = { modalias => $dev_cat->('modalias') }; } else { $sysfs_ids = $bus eq 'ieee1394' ? { version => "../vendor_id", specifier_id => "specifier_id", specifier_version => "version", } : defined $usb_root ? { id => $usb_root . 'idProduct', vendor => $usb_root . 'idVendor' } : { id => "device", subid => "subsystem_device", vendor => "vendor", subvendor => "subsystem_vendor" }; $_ = hex($dev_cat->($_)) foreach values %$sysfs_ids; if ($bus eq 'pci') { my $device = basename(readlink $dev_path); my @ids = $device =~ /^(.{4}):(.{2}):(.{2})\.(.+)$/; @$sysfs_ids{qw(pci_domain pci_bus pci_device pci_function)} = map { hex($_) } @ids if @ids; } } $sysfs_ids; } sub device_matches_sysfs_ids { my ($device, $sysfs_ids) = @_; every { defined $device->{$_} && member($device->{$_}, $sysfs_ids->{$_}, 0xffff) } keys %$sysfs_ids; } sub device_matches_sysfs_device { my ($device, $dev_path) = @_; device_matches_sysfs_ids($device, get_ids_from_sysfs_device($dev_path)); } sub getUPS() { # MGE serial PnP devices: (map { $_->{port} = $_->{DEVICE}; $_->{bus} = "Serial"; $_->{driver} = "mge-utalk" if $_->{MODEL} =~ /0001/; $_->{driver} = "mge-shut" if $_->{MODEL} =~ /0002/; $_->{media_type} = 'UPS'; $_->{description} = "MGE UPS SYSTEMS|UPS - Uninterruptible Power Supply" if $_->{MODEL} =~ /000[12]/; $_; } grep { $_->{DESCRIPTION} =~ /MGE UPS/ } values %serialprobe), # USB UPSs; (map { ($_->{name} = $_->{description}) =~ s/.*\|//; $_ } map { if ($_->{description} =~ /Back-UPS/ && $_->{driver} eq 'usbhid') { #- FIXME: should not be hardcoded, use $_->{sysfs_device} . */usb:(hiddev\d+) #- the device should also be assigned to the ups user $_->{port} = "/dev/hiddev0"; $_->{driver} = 'hidups'; $_; } elsif ($_->{description} =~ /^MGE UPS Systems\|/ && $_->{driver} =~ /ups$/) { $_->{port} = "auto"; $_->{media_type} = 'UPS'; $_->{driver} = 'newhidups'; $_; } else { (); } } 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 => $description }); } } @l; } sub get_pci_sysfs_path { my ($l) = @_; sprintf('%04x:%02x:%02x.%d', $l->{pci_domain}, $l->{pci_bus}, $l->{pci_device}, $l->{pci_function}); } my (@pci, @usb); sub pci_probe__real() { add_addons($pcitable_addons, map { my $l = $_; $l->{bus} = 'PCI'; $l->{sysfs_device} = '/sys/bus/pci/devices/' . get_pci_sysfs_path($l); $l; } c::pci_probe()); } =item pci_probe() Cache the result of C and return the list of items in the PCI devices. =cut sub pci_probe() { state $done; if (!$done) { @pci = pci_probe__real() if !@pci; foreach (@pci) { $_->{nice_bus} = $_->{is_pciexpress} ? "PCI Express" : "PCI"; } } @pci; } sub usb_probe__real() { -e "/sys/kernel/debug/usb/devices" or return; add_addons($usbtable_addons, map { my $l = $_; $l->{media_type} = join('|', grep { $_ ne '(null)' } split('\|', $l->{media_type})); $l->{sysfs_device} = "/sys/bus/usb/devices/$l->{pci_bus}-" . ($l->{usb_port} + 1); $l->{bus} = 'USB'; $l; } c::usb_probe()); } =item usb_probe() Cache the result of C and return the list of items in the USB devices. =cut sub usb_probe() { if ($::isStandalone && @usb) { @usb; } else { @usb = usb_probe__real(); } } =item firewire_probe() Return list of Firewire controllers =cut sub firewire_probe() { my $dev_dir = '/sys/bus/ieee1394/devices'; my @l = map { my $dir = "$dev_dir/$_"; my $get = sub { chomp_(cat_($_[0])) }; { version => hex($get->("$dir/../vendor_id")), specifier_id => hex($get->("$dir/specifier_id")), specifier_version => hex($get->("$dir/version")), bus => 'Firewire', sysfs_device => $dir, }; } grep { -f "$dev_dir/$_/specifier_id" } all($dev_dir); my $e; 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 $1; } } foreach (@l) { if ($_->{specifier_id} == 0x00609e && $_->{specifier_version} == 0x010483) { add2hash($_, { driver => 'sbp2', description => "Generic Firewire Storage Controller" }); } elsif ($_->{specifier_id} == 0x00005e && $_->{specifier_version} == 0x000001) { add2hash($_, { driver => 'eth1394', description => "IEEE 1394 IPv4 Driver (IPv4-over-1394 as per RFC 2734)" }); } } @l; } =item pcmcia_controller_probe() Return list of PCMCIA controllers =cut sub pcmcia_controller_probe() { my ($controller) = probe_category('bus/pcmcia'); if (!$controller && !$::testing && !$::noauto && arch() =~ /i.86/) { my $driver = c::pcmcia_probe(); $controller = { driver => $driver, description => "PCMCIA controller ($driver)" } if $driver; } $controller; } =item pcmcia_probe() Return list of PCMCIA devices (eg: Ethernet PCMCIA cards, ...) =cut sub pcmcia_probe() { require modalias; require modules; my $dev_dir = '/sys/bus/pcmcia/devices'; map { my $dir = "$dev_dir/$_"; my $get = sub { chomp_(cat_("$dir/$_[0]")) }; my $class_dev = first(glob_("$dir/tty/tty*")); my $device = $class_dev && basename($class_dev); my $modalias = $get->('modalias'); my $driver = get_sysfs_field_from_link($dir, 'driver'); #- fallback on modalias result #- but only if the module isn't loaded yet (else, it would already be binded) #- this prevents from guessing the wrong driver for multi-function devices my $module = $modalias && first(modalias::get_modules($modalias)); $driver ||= !member($module, modules::loaded_modules()) && $module; { description => join(' ', grep { $_ } map { $get->("prod_id$_") } 1 .. 4), driver => $driver, if_($modalias, modalias => $modalias), if_($device, device => $device), bus => 'PCMCIA', sysfs_device => $dir, }; } all($dev_dir); } =item dmi_probe() Cache the result of c::dmi_probe() (aka C) and return the list of items in the DMI table =cut sub dmi_probe() { state $dmi_probe; return if arch() !~ /86/; $dmi_probe ||= $> ? [] : [ c::dmi_probe() ]; @$dmi_probe; } =item probeall() Returns a list of all PCI/USB/Firewire/PCMCIA/DMI/HID devices. It's usually called through a higher level filtering function. =cut # pcmcia_probe provides field "device", used in network.pm sub probeall() { return if $::noauto; pci_probe(), usb_probe(), firewire_probe(), pcmcia_probe(), dmi_probe(), getInputDevices_and_usb(); } sub probeall_update_cache() { return if $::noauto; @pci = pci_probe__real(), @usb = usb_probe__real(), firewire_probe(), pcmcia_probe(), dmi_probe(); } sub matching_desc__regexp { my ($regexp) = @_; grep { $_->{description} =~ /$regexp/i } probeall(); } sub matching_driver__regexp { my ($regexp) = @_; grep { $_->{driver} =~ /$regexp/i } probeall(); } sub matching_driver { my (@list) = @_; grep { member($_->{driver}, @list) } probeall(); } sub probe_name { my ($name) = @_; map { $_->{driver} =~ /^$name:(.*)/ } probeall(); } sub probe_unique_name { my ($name) = @_; my @l = uniq(probe_name($name)); if (@l > 1) { log::l("oops, more than one $name from probe: ", join(' ', @l)); } $l[0]; } sub stringlist { my ($b_verbose) = @_; map { my $ids = $b_verbose || $_->{description} eq '(null)' ? sprintf("vendor:%04x device:%04x", $_->{vendor}, $_->{id}) : ''; my $subids = $_->{subid} && $_->{subid} != 0xffff ? sprintf("subv:%04x subd:%04x", $_->{subvendor}, $_->{subid}) : ''; sprintf("%-16s: %s%s%s", $_->{driver} || 'unknown', $_->{description}, $_->{media_type} ? sprintf(" [%s]", $_->{media_type}) : '', $ids || $subids ? " ($ids" . ($ids && $subids && " ") . "$subids)" : '', ); } probeall(); } sub tryOpen($) { my $F; sysopen($F, devices::make($_[0]), c::O_NONBLOCK()) && $F; } sub tryWrite($) { my $F; sysopen($F, devices::make($_[0]), 1 | c::O_NONBLOCK()) && $F; } my @dmesg; sub syslog() { if (-r "/tmp/syslog") { map { /<\d+>(.*)/ } cat_("/tmp/syslog"); } else { @dmesg = `/bin/dmesg` if !@dmesg; @dmesg; } } sub get_mac_model() { my $mac_model = cat_("/proc/device-tree/model") || die "Cannot open /proc/device-tree/model"; log::l("Mac model: $mac_model"); $mac_model; } sub get_mac_generation() { cat_('/proc/cpuinfo') =~ /^pmac-generation\s*:\s*(.*)/m ? $1 : "Unknown Generation"; } sub hasSMP() { return if $::testing; (any { /NR_CPUS limit of 1 reached/ } syslog()) || (any { /^processor\s*:\s*(\d+)/ && $1 > 0 } cat_('/proc/cpuinfo')) || any { /\bProcessor #(\d+)\s+(\S*)/ && $1 > 0 && $2 ne 'invalid' } syslog(); } sub hasPCMCIA() { $::o->{pcmcia} } my (@dmis, $dmidecode_already_runned); =item dmidecode() Return list of DMI categories from DMI table =cut # we return a list b/c several DMIs have the same name: sub dmidecode() { return @dmis if $dmidecode_already_runned; return if $>; my ($_ver, @l) = arch() =~ /86/ ? run_program::get_stdout('dmidecode') : (); #- drop header shift @l while @l && $l[0] ne "\n"; foreach (@l) { next if /TRUNCATED/; if (/^\t(.*)/) { $dmis[-1]{string} .= "$1\n"; $dmis[-1]{$1} = $2 if /^\t(.*): (.*)$/; } elsif (my ($s) = /^(.*)/) { next if $s =~ /^$/ || $s =~ /\bDMI type \d+/; $s =~ s/ Information$//; push @dmis, { name => $s }; } } $dmidecode_already_runned = 1; @dmis; } =item dmi_detect_memory($category) Return only one category from DMI table =cut sub dmidecode_category { my ($cat) = @_; my @l = grep { $_->{name} eq $cat } dmidecode(); wantarray() ? @l : $l[0] || {}; } =item dmi_detect_memory() Return RAM size in MB according to DMI table =cut sub dmi_detect_memory() { my @l1 = map { $_->{'Enabled Size'} =~ /(\d+) MB/ && $1 } dmidecode_category('Memory Module'); my @l2 = map { $_->{'Form Factor'} =~ /^(SIMM|SIP|DIP|DIMM|FB-DIMM|RIMM|SODIMM|SRIMM)$/ && ($_->{Size} =~ /(\d+) MB/ && $1 || $_->{Size} =~ /(\d+) kB/ && $1 * 1024); } dmidecode_category('Memory Device'); max(sum(@l1), sum(@l2)); } =back =head1 Test helpers =over =item computer_info() Analyse "Chassis" & "Bios" in dmidecode output and return a hash of flags/values (isLaptop, isServer, BIOS_Year) =cut sub computer_info() { my $Chassis = dmidecode_category('Chassis')->{Type} =~ /(\S+)/ && $1; my $date = dmidecode_category('BIOS')->{'Release Date'} || ''; my $BIOS_Year = $date =~ m!(\d{4})! && $1 || $date =~ m!\d\d/\d\d/(\d\d)! && "20$1"; +{ isLaptop => member($Chassis, 'Portable', 'Laptop', 'Notebook', 'Hand Held', 'Sub Notebook', 'Docking Station'), isServer => member($Chassis, 'Pizza Box', 'Main Server Chassis', 'Rack Mount Chassis', 'Blade'), if_($BIOS_Year, BIOS_Year => $BIOS_Year), }; } =item isLaptop() try to detect a laptop. We assume the following is an indication of a laptop: =over 4 =item * pcmcia service =item * C (really C) telling us it's a laptop =item * ACPI lid button =item * a regexp to match graphics card apparently only used for such systems. =item * Mobility CPU =item * having Type as Laptop in some device =item * Intel ipw2100/2200/3945 Wireless =back =cut sub isLaptop() { computer_info()->{isLaptop} || glob_("/sys/bus/acpi/devices/PNP0C0D:*") #- ACPI lid button || (matching_desc__regexp('C&T.*655[45]\d') || matching_desc__regexp('C&T.*68554') || matching_desc__regexp('Neomagic.*Magic(Media|Graph)') || matching_desc__regexp('ViRGE.MX') || matching_desc__regexp('S3.*Savage.*[IM]X') || matching_desc__regexp('Intel Corporation\|Mobile') || matching_desc__regexp('\bATI\b.*(Mobility|\bLT\b)')) || (any { $_->{'model name'} =~ /\b(mobile|C7-M)\b/i } getCPUs()) || probe_unique_name("Type") eq 'laptop' #- ipw2100/2200/3945 are Mini-PCI (Express) adapters || (any { member($_->{driver}, qw(ipw2100 ipw2200 ipw3945)) } pci_probe()); } =item isServer() Is it a server? =cut sub isServer() { computer_info()->{isServer} || (any { $_->{Type} =~ /ECC/ } dmidecode_category('Memory Module')) || dmidecode_category('System Information')->{Manufacturer} =~ /Supermicro/i || dmidecode_category('System Information')->{'Product Name'} =~ /NetServer|Proliant|PowerEdge|eServer|IBM System x|ThinkServer/i || matching_desc__regexp('LSI Logic.*SCSI') || matching_desc__regexp('MegaRAID') || matching_desc__regexp('NetServer') || (any { $_->{'model name'} =~ /(Xeon|Opteron)/i } getCPUs()); } sub BIGMEM() { arch() !~ /x86_64/ && $> == 0 && dmi_detect_memory() > 4 * 1024; } sub is_i586() { return 0 if arch() !~ /86/; my $cpuinfo = cat_('/proc/cpuinfo'); $cpuinfo =~ /^cpu family\s*:\s*(\d+)/m && $1 < 6 || $cpuinfo =~ /^model name\s*:\s*Transmeta.* TM5800/m || # mdvbz#37866 !has_cpu_flag('cmov'); } sub is_arm_openrd_client() { to_bool(cat_('/proc/cpuinfo') =~ /OpenRD Client/); } sub is_arm_versatile() { to_bool(cat_('/proc/cpuinfo') =~ /ARM-Versatile/); } sub is_arm_efikamix() { to_bool(cat_('/proc/cpuinfo') =~ /Efika MX/); } sub is_xbox() { any { $_->{vendor} == 0x10de && $_->{id} == 0x02a5 } pci_probe(); } =item virt_technology() Returns the virtualization technology (eg: kvm, oracle, ...) =cut sub virt_technology() { state $tech; $tech ||= chomp_(run_program::get_stdout('systemd-detect-virt')); } =item is_hyperv() Are we running under Hyper-V hypervisor? =cut sub is_hyperv() { virt_technology() eq 'microsoft'; } =item is_qemu() Are we running under Qemu hypervisor? =cut sub is_qemu() { virt_technology() eq 'qemu'; } =item is_virtualbox() Are we running under VirtualBox hypervisor? =cut sub is_virtualbox() { virt_technology() eq 'oracle'; } =item is_vmware() Are we running under VMware hypervisor? =cut sub is_vmware() { virt_technology() eq 'vmware'; } =item is_netbook_nettop() Is it a NetBook? =cut sub is_netbook_nettop() { my @cpus = getCPUs(); (any { $_->{'model name'} =~ /(\bIntel\(R\) Atom\(TM\)\B)/i } @cpus) || (any { $_->{'model name'} =~ /(\bIntel\(R\) Celeron\(R\) M processor\b|\bVIA C7-M Processor\b|\bGeode\(TM\)\B)/i && $_->{'cpu MHz'} < 1500 } @cpus); } =item has_low_resources() Is it a low resource machine? =cut sub has_low_resources() { availableRamMB() < 100 || arch() =~ /i.86/ && ix86_cpu_frequency() < 350; } =item need_light_desktop() Does it need a light desktop (netbook or low resources machine)? =cut sub need_light_desktop() { has_low_resources() || is_netbook_nettop(); } =item has_cpu_flag($flag) Does CPU has this flag =cut sub has_cpu_flag { my ($flag) = @_; cat_('/proc/cpuinfo') =~ /^flags.*\b$flag\b/m; } =item sub matching_types() Returns a hash of flags (laptop, hyperv, touchpad, 64bit, wireless, ...) =cut sub matching_types() { +{ '64bit' => to_bool(arch() =~ /64/), hyperv => is_hyperv(), laptop => isLaptop(), numpa => hasNumpad(), touchpad => hasTouchpad(), qemu => is_qemu(), virtualbox => is_virtualbox(), vmware => is_vmware(), wireless => to_bool(get_wireless_interface() || probe_category('network/wireless')), }; } =item sub hasCPUMicrocode() Does CPU need microcode updates? =cut sub hasCPUMicrocode() { state $hasCPUMicrocode; if (!defined $hasCPUMicrocode) { $hasCPUMicrocode = to_bool(find { 'microcode' } modules::loaded_modules()); } return $hasCPUMicrocode; } =item sub hasCPUFreq() Does CPU support cpufreq? =cut sub hasCPUFreq() { require cpufreq; to_bool(cpufreq::get_modules()) || cat_('/proc/cpuinfo') =~ /AuthenticAMD/ && arch() =~ /x86_64/ || cat_('/proc/cpuinfo') =~ /model name.*Intel\(R\) Core\(TM\)2 CPU/; } =item sub hasWacom() is there a Wacom tablet? =cut sub hasWacom() { find { $_->{vendor} == 0x056a || $_->{driver} =~ /wacom/ } usb_probe() } =item sub hasTouchpad() is there a touchpad? =cut sub hasTouchpad() { any { $_->{Synaptics} || $_->{ALPS} || $_->{Elantech} } getInputDevices() } =item sub hasNumpad() is there a numeric pad? =cut sub hasNumpad() { any { $_->{Numpad} } getInputDevices() } sub usbWacom() { grep { $_->{vendor} eq '056a' } getInputDevices() } sub usbKeyboards() { grep { $_->{media_type} =~ /\|Keyboard/ } usb_probe() } sub usbStorage() { grep { $_->{media_type} =~ /Mass Storage\|/ } usb_probe() } sub has_mesh() { find { /mesh/ } all_files_rec("/proc/device-tree") } sub has_53c94() { find { /53c94/ } all_files_rec("/proc/device-tree") } sub usbKeyboard2country_code { my ($usb_kbd) = @_; my ($F, $tmp); # FIXME: usbfs is dead! we should poke somewhere in /sys/ !!!! sysopen($F, sprintf("/proc/bus/usb/%03d/%03d", $usb_kbd->{pci_bus}, $usb_kbd->{pci_device}), 0) and sysseek $F, 0x28, 0 and sysread $F, $tmp, 1 and unpack("C", $tmp); } sub probeSerialDevices() { require list_modules; require modules; modules::append_to_modules_loaded_at_startup_for_all_kernels(modules::load_category($::o->{modules_conf}, 'various/serial')); foreach (0..3) { #- make sure the device are created before probing, devices::make("/dev/ttyS$_"); #- and make sure the device is a real terminal (major is 4). int((stat "/dev/ttyS$_")[6]/256) == 4 or $serialprobe{"/dev/ttyS$_"} = undef; } #- for device already probed, we can safely (assuming device are #- not moved during install :-) #- include /dev/mouse device if using an X server. mkdir_p("/var/lock"); -l "/dev/mouse" and $serialprobe{"/dev/" . readlink "/dev/mouse"} = undef; foreach (keys %serialprobe) { m|^/dev/(.*)| and touch "/var/lock/LCK..$1" } print STDERR "Please wait while probing serial ports...\n"; #- start probing all serial ports... really faster than before ... #- ... but still take some time :-) my %current; foreach (run_program::get_stdout('serial_probe')) { if (/^\s*$/) { $serialprobe{$current{DEVICE}} = { %current } if $current{DEVICE}; %current = (); } elsif (/^([^=]+)=(.*?)\s*$/) { $current{$1} = $2; } } foreach (values %serialprobe) { $_->{DESCRIPTION} =~ /modem/i and $_->{CLASS} = 'MODEM'; #- hack to make sure a modem is detected. $_->{DESCRIPTION} =~ /olitec/i and $_->{CLASS} = 'MODEM'; #- hack to make sure such modem gets detected. log::l("probed $_->{DESCRIPTION} of class $_->{CLASS} on device $_->{DEVICE}"); } } sub probeSerial($) { $serialprobe{$_[0]} } sub hasModem($) { $serialprobe{$_[0]} && $serialprobe{$_[0]}{CLASS} eq 'MODEM' && $serialprobe{$_[0]}{DESCRIPTION}; } sub hasMousePS2 { my $t; sysread(tryOpen($_[0]) || return, $t, 256) != 1 || $t ne "\xFE"; } sub probeall_unavailable_modules() { map { my $driver = $_->{driver}; $driver !~ /:/ && !member($driver, 'hub', 'unknown', 'amd64_agp') && !modules::module_is_available($driver) ? $driver : @{[]}; } probeall(); } sub probeall_dkms_modules() { my @unavailable_modules = probeall_unavailable_modules() or return; require modalias; my $dkms_modules = modalias::parse_file_modules($::prefix . "/usr/share/ldetect-lst/dkms-modules.alias"); intersection([ keys(%$dkms_modules) ], \@unavailable_modules); } sub usb_description2removable { local ($_) = @_; return 'camera' if /\bcamera\b/i; return 'memory_card' if /\bmemory\s?stick\b/i || /\bcompact\s?flash\b/i || /\bsmart\s?media\b/i; return 'memory_card' if /DiskOnKey/i || /IBM-DMDM/i; return 'zip' if /\bzip\s?(100|250|750)/i; return 'floppy' if /\bLS-?120\b/i; return; } sub usb2removable { my ($e) = @_; $e->{usb_driver} or return; if ($e->{usb_driver} =~ /Removable:(.*)/) { return $1; } elsif (my $name = usb_description2removable($e->{usb_description})) { return $name; } undef; } sub suggest_mount_point { my ($e) = @_; my $name = $e->{media_type}; if (member($e->{media_type}, 'hd', 'fd')) { if (exists $e->{usb_driver}) { $name = usb2removable($e) || 'removable'; } elsif (isZipDrive($e)) { $name = 'zip'; } elsif ($e->{media_type} eq 'fd') { $name = 'floppy'; } else { log::l("suggest_mount_point: do not know what to with hd $e->{device}"); } } $name; } =back =head1 SEE ALSO See L for the overall view. =cut 1; #- Local Variables: #- mode:cperl #- tab-width:8 #- End: