[hcflinux] REBOOT PROBLEM

__ __ pinnockio at hotmail.com
Wed Jul 17 21:54:51 EDT 2002


Hello,


If got the reboot problem :(


GENERAL:
--------
distribution: Gentoo (www.gentoo.org)
kernel:       2.4.18 (devfs enabled with automount)
gcc/g++:      2.95.3 (safe one ;-) )


MODEM:
------
vendor/device:       14F1:1036
subvendor/ device:   13E0:0270
revision             08
name: HCF P85/DATA/FAX/REMOTEAM/SPEAKERPHONE
(used in a Gateway PC)

DRIVER
------
hcfpcimodem-0.97mbsibeta02070500.tar.gz

STORY
-----

Kernel never gave a sign of the hcf-modem being found (as with a sound
card, hdd etc.), so I assume it's up to this driver to initialize it.

°First install°:
Driver installation using hcf90v_linux.inf goes smoothly
/dev/ttySHCF0 & modem-link created
setserial ttySHCF0 displays: ttySHCF0 UART:undefined PORT: 0x0001 IRQ: 0,
(which is normal because I assume the aim of the driver is to start
the modem at next reboot finding the real IRQ and PORT.)
lsmod displays: hcfpciserial 0 (autoclean)
                hcfpciengine 0 (autoclean)
                hcfpciosspec 1 (autoclean)

°Reboot0°:
No change in kernel message, so I assume I have to modprobe hcfpciserial 
manually.
A lot of stackdump output and a segmentation fault
lsmod displays hcfpciserial 1 (initializing)
               hcfpciengine 0
               hcfpciosspec 1
/dev/ttySHCF0 is gone
setserial ttySHCF0 no such device


°Reboot1°
Making mknod -m 600 /dev/ttySHCF0 c 240 64, this automatically results in 
the same
stackdump output as above
/dev/ttySHCF0 is resident
but <setserial ttySHCF0> : no such device; so I can't use
<setserial ttySHCF0 port 0xe400 irq 9> (which are the settings according
to BIOS, lspci, /proc/ioports, /proc/interrupts)

°Reboot2°
/dev/ttySHCF0 is resident
but setserial ttySHCF0 no such device
same problem as above so I removed ttySHCF0
trying to recompile the code-files myself (by copying the .h -files in the 
modules directory)
hcfpciengine and hcfpciosspec do compile to an object file, but hcfpciserial 
results in a
segmentation fault

Redoing <HCFPCIConfig> always results a useable modem as described in the 
scenario
before 'Reboot0'.

CONCLUSION
----------
I assume a fault in source code for module hcfpciserial.  It gives a 
segmentation fault
and can't get to initialize the modem at ttySHCF0. It would be nice to solve 
this little
problem :-).




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