Date: Fri, 11 Jan 2008 16:38:13 -0500 From: Joe Marcus Clarke <marcus@FreeBSD.org> To: Andriy Gapon <avg@icyb.net.ua> Cc: freebsd-gnome@FreeBSD.org Subject: Re: hal: usb flash drive is seen as scsi device Message-ID: <1200087493.55370.72.camel@shumai.marcuscom.com> In-Reply-To: <478757A9.1010406@icyb.net.ua> References: <478757A9.1010406@icyb.net.ua>
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On Fri, 2008-01-11 at 13:48 +0200, Andriy Gapon wrote:
> Please compare two snippets of lshal output below.
> In the first case I have a USB card reader connected, in the second case
> I have a USB flash drive connected. In the first case storage.bus is
> equal to usb, in the second case it is scsi.
>=20
> Looking at the code in hf_scsi_block_device_new() function I think that
> value of storage.bus is determined by looking at info.bus values of
> parent devices.
>=20
> The snippets below show that in the case of the flash drive there is one
> "missing link": 'SCSI Host Adapter' is a direct child of 'Mass Storage
> Device'. In the case of the card reader there is also 'USB Mass Storage
> Interface' between them. The latter has info.bus=3D'usb'.
> But in the second case, there is no device with info.bus=3D'usb' at all,
> only with info.bus=3D'usb_device'.
>=20
> I am not sure if an easy way of teaching hf_scsi_block_device_new() to
> recognize usb_device bus would be sufficient.
> It is a little bit weird that there is such difference in device
> hierarchies for such a similar devices.
This is strange. I have a Lexar Jumpdrive (USB flash drive), and I see
the full hierarchy. I don't have a card reader with which to compare,
though. This may be symptomatic of a bad device. If you run hald as:
/usr/local/sbin/hald --daemon=3Dno --verbose=3Dyes
You may see some additional warnings.
Joe
>=20
> --------------Snippet #1, USB card reader----------------------------
> udi =3D '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B'
> info.udi =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B' (string)
> freebsd.unit =3D 0 (0x0) (int)
> freebsd.driver =3D 'umass' (string)
> usb_device.num_interfaces =3D 1 (0x1) (int)
> usb_device.can_wake_up =3D false (bool)
> usb_device.vendor =3D 'Generic' (string)
> usb_device.product =3D 'Mass Storage Device' (string)
> usb_device.serial =3D '058F312D81B' (string)
> usb_device.device_revision_bcd =3D 297 (0x129) (int)
> usb_device.vendor_id =3D 1423 (0x58f) (int)
> usb_device.product_id =3D 25442 (0x6362) (int)
> usb_device.version_bcd =3D 512 (0x200) (int)
> usb_device.speed_bcd =3D 294912 (0x48000) (int)
> usb_device.port_number =3D 2 (0x2) (int)
> usb_device.num_ports =3D 0 (0x0) (int)
> usb_device.max_power =3D 250 (0xfa) (int)
> usb_device.is_self_powered =3D false (bool)
> usb_device.device_protocol =3D 0 (0x0) (int)
> usb_device.device_subclass =3D 0 (0x0) (int)
> usb_device.device_class =3D 0 (0x0) (int)
> usb_device.num_configurations =3D 1 (0x1) (int)
> usb_device.configuration_value =3D 1 (0x1) (int)
> usb_device.bus_number =3D 1 (0x1) (int)
> info.vendor =3D 'Generic' (string)
> info.product =3D 'Mass Storage Device' (string)
> info.bus =3D 'usb_device' (string)
> info.parent =3D '/org/freedesktop/Hal/devices/pci_10de_026e' (string)
>=20
> udi =3D '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0=
'
> info.udi =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0' (stri=
ng)
> usb.interface.number =3D 0 (0x0) (int)
> usb.interface.protocol =3D 80 (0x50) (int)
> usb.interface.subclass =3D 6 (0x6) (int)
> usb.interface.class =3D 8 (0x8) (int)
> info.product =3D 'USB Mass Storage Interface' (string)
> usb.bus_number =3D 1 (0x1) (int)
> usb.configuration_value =3D 1 (0x1) (int)
> usb.num_configurations =3D 1 (0x1) (int)
> usb.device_class =3D 0 (0x0) (int)
> usb.device_subclass =3D 0 (0x0) (int)
> usb.device_protocol =3D 0 (0x0) (int)
> usb.is_self_powered =3D false (bool)
> usb.max_power =3D 250 (0xfa) (int)
> usb.num_ports =3D 0 (0x0) (int)
> usb.port_number =3D 2 (0x2) (int)
> usb.speed_bcd =3D 294912 (0x48000) (int)
> usb.version_bcd =3D 512 (0x200) (int)
> usb.product_id =3D 25442 (0x6362) (int)
> usb.vendor_id =3D 1423 (0x58f) (int)
> usb.device_revision_bcd =3D 297 (0x129) (int)
> usb.serial =3D '058F312D81B' (string)
> usb.product =3D 'USB Mass Storage Interface' (string)
> usb.vendor =3D 'Generic' (string)
> usb.can_wake_up =3D false (bool)
> usb.num_interfaces =3D 1 (0x1) (int)
> info.bus =3D 'usb' (string)
> info.parent =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B' (string)
>=20
> udi =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0_scsi_ho=
st'
> info.udi =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0_scsi_ho=
st'
> (string)
> info.product =3D 'SCSI Host Adapter' (string)
> scsi_host.host =3D 6 (0x6) (int)
> info.bus =3D 'scsi_host' (string)
> info.parent =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0' (stri=
ng)
>=20
> udi =3D '/org/freedesktop/Hal/devices/storage_model_USB_SD_Reader'
> info.addons =3D {'hald-addon-storage'} (string list)
> block.storage_device =3D
> '/org/freedesktop/Hal/devices/storage_model_USB_SD_Reader' (string)
> info.udi =3D '/org/freedesktop/Hal/devices/storage_model_USB_SD_Reader'
> (string)
> block.is_volume =3D false (bool)
> block.freebsd.cam_path =3D '6,0,0' (string)
> storage.lun =3D 0 (0x0) (int)
> storage.firmware_revision =3D '1.00' (string)
> info.product =3D 'USB SD Reader' (string)
> info.vendor =3D 'Generic' (string)
> storage.vendor =3D 'Generic' (string)
> storage.model =3D 'USB SD Reader' (string)
> storage.physical_device =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0' (stri=
ng)
> storage.no_partitions_hint =3D false (bool)
> storage.automount_enabled_hint =3D true (bool)
> storage.media_check_enabled =3D true (bool)
> storage.hotpluggable =3D true (bool)
> storage.requires_eject =3D false (bool)
> storage.removable =3D true (bool)
> storage.drive_type =3D 'sd_mmc' (string)
> storage.bus =3D 'usb' (string)
> block.minor =3D 135 (0x87) (int)
> block.major =3D 0 (0x0) (int)
> block.device =3D '/dev/da0' (string)
> info.category =3D 'storage' (string)
> info.bus =3D 'block' (string)
> info.capabilities =3D {'block', 'storage'} (string list)
> freebsd.unit =3D 0 (0x0) (int)
> freebsd.driver =3D 'da' (string)
> info.parent =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6362_058F312D81B_if0_scsi_ho=
st_scsi_device_lun0'
> (string)
>=20
> --------------Snippet #2, USB Flash Drive---------------------------
>=20
> udi =3D '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y'
> info.udi =3D '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y=
'
> (string)
> freebsd.unit =3D 0 (0x0) (int)
> freebsd.driver =3D 'umass' (string)
> usb_device.num_interfaces =3D 1 (0x1) (int)
> usb_device.can_wake_up =3D false (bool)
> usb_device.vendor =3D 'Flash' (string)
> usb_device.product =3D 'Drive AU_USB20' (string)
> usb_device.serial =3D 'AYBDZ52Y' (string)
> usb_device.device_revision_bcd =3D 323 (0x143) (int)
> usb_device.vendor_id =3D 1423 (0x58f) (int)
> usb_device.product_id =3D 25479 (0x6387) (int)
> usb_device.version_bcd =3D 512 (0x200) (int)
> usb_device.speed_bcd =3D 294912 (0x48000) (int)
> usb_device.port_number =3D 2 (0x2) (int)
> usb_device.num_ports =3D 0 (0x0) (int)
> usb_device.max_power =3D 100 (0x64) (int)
> usb_device.is_self_powered =3D false (bool)
> usb_device.device_protocol =3D 0 (0x0) (int)
> usb_device.device_subclass =3D 0 (0x0) (int)
> usb_device.device_class =3D 0 (0x0) (int)
> usb_device.num_configurations =3D 1 (0x1) (int)
> usb_device.configuration_value =3D 1 (0x1) (int)
> usb_device.bus_number =3D 1 (0x1) (int)
> info.vendor =3D 'Flash' (string)
> info.product =3D 'Drive AU_USB20' (string)
> info.bus =3D 'usb_device' (string)
> info.parent =3D '/org/freedesktop/Hal/devices/pci_10de_026e' (string)
>=20
> udi =3D '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y_scsi_h=
ost'
> info.udi =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y_scsi_host'
> (string)
> info.product =3D 'SCSI Host Adapter' (string)
> scsi_host.host =3D 6 (0x6) (int)
> info.bus =3D 'scsi_host' (string)
> info.parent =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y' (string)
>=20
> udi =3D '/org/freedesktop/Hal/devices/storage_serial___0'
> info.addons =3D {'hald-addon-storage'} (string list)
> block.storage_device =3D
> '/org/freedesktop/Hal/devices/storage_serial___0' (string)
> info.udi =3D '/org/freedesktop/Hal/devices/storage_serial___0' (string=
)
> block.is_volume =3D false (bool)
> storage.serial =3D '^_' (string)
> block.freebsd.cam_path =3D '6,0,0' (string)
> storage.lun =3D 0 (0x0) (int)
> storage.firmware_revision =3D '8.07' (string)
> info.product =3D 'Drive AU_USB20' (string)
> info.vendor =3D 'Flash' (string)
> storage.vendor =3D 'Flash' (string)
> storage.model =3D 'Drive AU_USB20' (string)
> storage.physical_device =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y_scsi_host_scsi=
_device_lun0'
> (string)
> storage.no_partitions_hint =3D false (bool)
> storage.automount_enabled_hint =3D true (bool)
> storage.media_check_enabled =3D true (bool)
> storage.hotpluggable =3D false (bool)
> storage.requires_eject =3D false (bool)
> storage.removable =3D true (bool)
> storage.drive_type =3D 'disk' (string)
> storage.bus =3D 'scsi' (string)
> block.minor =3D 152 (0x98) (int)
> block.major =3D 0 (0x0) (int)
> block.device =3D '/dev/da0' (string)
> info.category =3D 'storage' (string)
> info.bus =3D 'block' (string)
> info.capabilities =3D {'block', 'storage'} (string list)
> freebsd.unit =3D 0 (0x0) (int)
> freebsd.driver =3D 'da' (string)
> info.parent =3D
> '/org/freedesktop/Hal/devices/usb_device_58f_6387_AYBDZ52Y_scsi_host_scsi=
_device_lun0'
> (string)
>=20
--=20
Joe Marcus Clarke
FreeBSD GNOME Team :: gnome@FreeBSD.org
FreeNode / #freebsd-gnome
http://www.FreeBSD.org/gnome
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