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#801338 ·published 2007-11-29 04:51 UTC
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 as HTML can contain viruses. Use as the email Subject Line:
           YourName, YourCountry Linux Mint Cassandra  kernel 2.6.20-16-generic 
 With this Subject Line cogent experts will be alerted, and useful case names left in the Archive.
 YourCountry will enable Country specific guidance. Your contry's local Linux experts
 can be found through: http://www.linux.org/groups/index.html
 Responses from Discuss@Linmodems.org are sometimes blocked by an Internet Provider mail filters.
 So in a day, also check the Archived responses at http://www.linmodems.org 
--------------------------  System information ----------------------------
CPU=i686,  Linux Mint Cassandra 
Linux version 2.6.20-16-generic (root@terranova) (gcc version 4.1.2 (Ubuntu 4.1.2-0ubuntu4)) #2 SMP Thu Jun 7 20:19:32 UTC 2007
 scanModem update of:  2007-20-07


 There are no blacklisted modem drivers in /etc/modprobe*  files 

The Advanced Linux Sound Architecture (ALSA) packages providing audio support on your System, 
also includes drivers for some modems. High Definition Audio (HDA) cards can themselves host
a softmodem chipset, with both audio+modem supported by a snd-hda-intel driver.
The ALSA diagnostics are written during bootup to /proc/asound/ folders.

Summary card and chipset information is in: 
/proc/asound/cards:
 0 [Intel          ]: HDA-Intel - HDA Intel
                      HDA Intel at 0xd8500000 irq 16
 1 [CMI8738MC6     ]: CMI8738-MC6 - C-Media PCI CMI8738-MC6
                      C-Media PCI CMI8738-MC6 (model 55) at 0xc800, irq 22

/proc/asound/pcm:
00-02: ALC880 Analog : ALC880 Analog : capture 2
00-00: ALC880 Analog : ALC880 Analog : playback 1 : capture 2
01-02: CMI8738-MC6 : C-Media PCI IEC958 : playback 1 : capture 1
01-01: CMI8738-MC6 : C-Media PCI 2nd DAC : playback 1
01-00: CMI8738-MC6 : C-Media PCI DAC/ADC : playback 1 : capture 1

 A copy of /proc/asound had been copied to Modem/ALSAroot.tgz
 PCI slot 00:1b.0 has a High Definition Audio Card
USB modem not detected by lsusb

For candidate card, firmware information and bootup diagnostics are:

 PCI slot	PCI ID		SubsystemID	Name
 ----------	---------	---------	--------------
 06:01.0	14f1:2f00	14f1:2004	Communication controller: Conexant HSF 56k HSFi Modem 

 Modem interrupt assignment and sharing: 
 --- Bootup diagnostics for card in PCI slot 06:01.0 ----
For candidate card, firmware information and bootup diagnostics are:

 PCI slot	PCI ID		SubsystemID	Name
 ----------	---------	---------	--------------
 00:1b.0	8086:2668	8086:e307	Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW 

 Modem interrupt assignment and sharing: 
 16:      10101   IO-APIC-fasteoi   uhci_hcd:usb4, HDA Intel, radeon@pci:0000:01:00.0
 --- Bootup diagnostics for card in PCI slot 00:1b.0 ----
[   40.898571] ACPI: PCI Interrupt 0000:00:1b.0[A] -> GSI 16 (level, low) -> IRQ 16
[   40.898592] PCI: Setting latency timer of device 0000:00:1b.0 to 64

 === Finished modem firmware and bootup diagnostics section. ===
 === Next deducing cogent software ===

  The High Defintion Audio card with PCI ID 8086:2668 may host a soft modem chip.
 The NotDetermined is not supported by this kernel.

There is candidate modem software.

 For candidate modem in PCI bus:  00:1b.0
   Class 0403: 8086:2668 Audio device: Intel Corporation 82801FB/FBM/FR/FW/FRW
      Primary PCI_id  8086:2668
    Subsystem PCI_id  8086:e307 
    Softmodem codec or chipset from diagnostics: 
                               from    Archives: 
                        

 Lacking a dsp (digital signal processing) chip, the modem is a software 
 intensive or "softmodem" type. Its primary controller manages the traffic 
 with the CPU. But the software needed is specified in the Subsystem.
 -----------------------------------------
Support type needed or chipset:	

Support can likely be achieved through two mutually exclusive alternatives:
1) The hsfmodem software for Conexant chipset modems: Read Conexant.txt
The following ALSA alternative CANNOT work with Conexant modems.

2) An ALSA modem driver plus slmodemd.  Read Smartlink.txt for details, and
to test get the package SLMODEMD.gcc4.1.tar.gz from:  
	http://linmodems.technion.ac.il/packages/smartlink/


Writing Intel.txt

For owners of a Dell PCs with Conexant HSF modems, a driver source package with full speed enabled is available, but requires driver compiling. Read Conexant.txt

 Read Conexant.txt

Writing Conexant.txt

Writing Smartlink.txt
============ end Smartlink section =====================

 For candidate modem in PCI bus:  06:01.0
   Class 0780: 14f1:2f00 Communication controller: Conexant HSF 56k HSFi Modem
      Primary PCI_id  14f1:2f00
 Support type needed or chipset:	hsfmodem
 


For owners of a Dell PCs with Conexant HSF modems, a driver source package with full speed enabled is available, but requires driver compiling. Read Conexant.txt

 The hsfmodem package serves a great variety of Conexant chipset modems. 
 Start at  http://www.linuxant.com/drivers/hsf for
 eventually download of a hsfmodem-SomeVersion.zip  package with
 SomeVersion containing your kernel_version 2.6.20-16-generic  in the filename if possible. 
 These packages have compiled drivers. Otherwise download the generic 
 hsfmodem-Version.tar.gz  package. Its usage will require compiling.

 Read Conexant.txt

Writing Conexant.txt


 Completed candidate modem analyses.

 The base of the UDEV device file system is: /dev/.udev

 Versions adequately match for the compiler installed: 4.1.2
             and the compiler used in kernel assembly: 4.1.2


 
 Minimal compiling resources appear complete:
   make utility - /usr/bin/make
   Compiler version 4.1
   linuc_headers base folder /lib/modules/2.6.20-16-generic/build

 However some compilations and executable functions may need additional files,
 in the FileNames.h (so called kernel "h"eaders) collection installed in  /usr/include/ .
 For martian_modem, additional required packages are libc6-dev (and for Debian/Ubuntu,  linux-libc-dev). The also required headers of package libc6 are commonly installed by default. 


For Debian and some related distributions, a package kernel-kbuild-2.6-20 may be needed to support driver compiling


If a driver compilation fails, with message including some lack of some FileName.h (stdio.h for example), then
Some additional kernel-header files need installation to /usr/include. The minimal additional packages are libc6-dev
and any of its dependents, under Ubuntu linux-libc-dev

If an alternate ethernet connection is available,
$  apt-get update
$  apt-get -s install linux-kernel-devel
will install needed pacakage
For Debian/Ubuntu related distributions, run the following command to display the needed package list:

Otherwise packages have to be found through http://packages.ubuntu.com
Once downloaded and transferred into a Linux partition,
they can be installed alltogether with:
$ sudo dpkg -i *.deb


Checking pppd properties:
	-rwsr-xr-- 1 root dip 269224 2007-04-05 11:41 /usr/sbin/pppd

In case of an "error 17" "serial loopback" problem, see:
    http://phep2.technion.ac.il/linmodems/archive-sixth/msg02637.html

To enable dialout without Root permission do:
	$ su - root  (not for Ubuntu)
         chmod a+x /usr/sbin/pppd
or under Ubuntu related Linuxes
	 chmod a+x /usr/sbin/pppd

Checking settings of:	/etc/ppp/options
asyncmap 0
noauth
crtscts
lock
hide-password
modem
proxyarp
lcp-echo-interval 30
lcp-echo-failure 4
noipx

In case of a message like:
   Warning: Could not modify /etc/ppp/pap-secrets: Permission denied
see http://linmodems.technion.ac.il/bigarch/archive-sixth/msg04656.html

Read Modem/YourSystem.txt concerning other COMM channels: eth0 eth0:avah
Which can interfere with Browser naviagation.

 Don't worry about the following, it is for the experts
 should trouble shooting be necessary.
==========================================================

 Checking for modem support lines:
 --------------------------------------
     /device/modem symbolic link:   
slmodemd created symbolic link /dev/ttySL0:  
     Within /etc/udev/ files:

     Within /etc/modprobe.conf files:
/etc/modprobe.d/blacklist-modem:# Uncomment these entries in order to blacklist unwanted modem drivers
/etc/modprobe.d/blacklist-modem:# blacklist snd-atiixp-modem
/etc/modprobe.d/blacklist-modem:# blacklist snd-via82xx-modem
/etc/modprobe.d/alsa-base:options snd-atiixp-modem index=-2
/etc/modprobe.d/alsa-base:options snd-via82xx-modem index=-2
     Within any ancient /etc/devfs files:

     Within ancient kernel 2.4.n /etc/module.conf files:

--------- end modem support lines --------