[lug] Partitioning and modem problems

D. Stimits stimits at idcomm.com
Mon Jun 19 19:26:17 MDT 2000 

"Bonnell, Doug" wrote:
> 
> I had similar modem troubles on a dual boot system.
> My modem was a PNP 33Kb Best Data and the
> troubles all revolved around setting the IRQ and I/O
> registers.
> 
> Check your BIOS settings for PNP. Also, try using
> isapnptools under Linux to see where the modem
> comes up and change the settings.
> 

Unfortunately, his modem is PCI bus (or fortunately). isapnp tools won't
work on this. I'd still choose o/s not pnp aware, but the pci bus will
still make assignments either way, and ignore aware/non-aware.


> Hope this helps,
> Doug Bonnell
> 
> > -----Original Message-----
> > From: Mike McCallister [SMTP:mmccallister at reporters.net]
> > Sent: Sunday, June 18, 2000 8:36 PM
> > To:   lug at lug.boulder.co.us
> > Subject:      Re: [lug] Partitioning and modem problems
> >
> > A little more info that may well point in a good direction. I
> > double-checked the COM port that Windoze says the modem is using. Device
> > Manager reports the modem is on COM5. So I booted back to Linux and tried
> > to run setserial again (BTW, it's truly wonderful that it remembers my
> > last
> > command even after logging out!!), changing ttyS2 to ttyS4 to reflect the
> > "new" port. Setserial reported there was no such port (as ttyS4/COM5?).
> >
> > I then rechecked /proc/ioports. I had earlier written down that
> > proc/interrupts called the device using IRQ9 as usb-uhci. Well,
> > proc/ioports notes that the usb-uhci device is using ef80-ef93. Meanwhile,
> >
> > lspci says the modem is using IRQ9 and I/O ports at dfe0. So, something
> > tells me that there is either a conflict, or the modem port is not set
> > properly. Is this right?
> >
> > Thanks yet again!
> >
> > Mike
> >
> > At 07:38 PM 6/17/00 -0600, you wrote:
> > >Mike McCallister wrote:
> > > >
> > > > Greetings all!
> > > >
> > > > I was finally able to install Corel Linux last week, and am most
> > thrilled
> > > > to be running a fairly stable dual-boot Win98/Linux system at this
> > time.
> > > >
> > > > There are two nagging and critical problems that I can't seem to
> > figure
> > > > out, though.
> > > >
> > > > First, I had left 10GB (of my single Western Digital 20GB drive) for
> > Linux
> > > > partitions. I asked the Corel install program to use and format all
> > the
> > > > free space on the drive. It made a 1.7GB partition for itself and a
> > 125MB
> > > > swap space, but left the remaining ~8.3GB alone. I can't seem to make
> > any
> > > > new ext2 partitions.
> > > >
> > > > I have Partition Magic 5.1 and it tried unsuccessfully to make new
> > Linux
> > > > partitions (ideally, I'd like to have one large /usr partition to
> > store
> > > > apps on and one data partition for docs, etc.). I also tried running
> > Linux
> > > > FDisk from the Corel Console, but it says there's no space left when I
> > ask
> > > > it to create a new partition! Here is how Linux FDisk reports the
> > partition
> > > > table (PM reports slightly different numbers):
> > > >
> > > > hda1: Starts on Cyl 1, Ends on 374. Blocks: 3004125+. ID: b.
> > Win95/FAT32
> > > > (the Windows C: drive)
> > > > hda2: 1678-2482, Blocks: 6466162+. ID: f. Win95 Extended (LBA) PM
> > created
> > > > this one
> > > > hda3: (Boot partition) 375-598. Blocks: 1799280. ID: 83 Linux Native
> > (this
> > > > is where Corel's root is)
> > > > hda4: 599-614. Blocks: 128520. ID: 82. Linux Swap (created by Corel)
> > > > hda5: (my Windows D: partition in the DOS extended part). 1678-2431.
> > > > Blocks: 6056473+. ID: b. Win95/FAT32
> > > > hda6: (Windows E:, FAT16). 2432-2482. Blocks: 409626. ID: 6. DOS
> > > 16-bit >=32MB.
> > > >
> > > > When FDisk verifies the partition table, it reports 17077281
> > unallocated
> > > > sectors. Physically these sectors are located between hda4 and the DOS
> > > > extended partition (hda2/hda5). Is this my problem?? BTW, I also tried
> > > > installing GNU Parted, but I'm missing some dependencies.
> > > >
> > > > The other problem is getting the internal modem to work. This is a
> > brand
> > > > new Dell system. When I ordered it about three months ago, I confirmed
> > with
> > > > the guy that this was a hardware-based modem, and that it would work
> > with
> > > > Linux. I've since double-checked with the Dell website and they also
> > assure
> > > > me that my modem will work with Linux. I also downloaded a Red Hat
> > modem
> > > > driver (yes, I recognize that the driver may not work with the
> > Debian-based
> > > > Corel distro). Meanwhile the Windows Device Manager reports that the
> > modem
> > > > is a USRobotics 56K Voice PCI (and I know that PCI modems can be
> > > > problematic). The Dell spec sheet calls it a 3Com PCI Telephony
> > modem--now
> > > > that I look at it again, this is also a bad sign. The bottom line is
> > that
> > > > every time KPPD queries the modem, "Sorry, modem is busy" is the
> > reply.
> > >
> > >On the pci modem side, I have one that works great. The problem is
> > >usually that the serial port you have assigned to it doesn't have the
> > >correct irq assigned as well, which is where setserial helps.
> > >
> > >My modem is being set to irq 17, and so I have this line in rc.local to
> > >match this irq to the serial port:
> > >/bin/setserial -v /dev/ttyS2 uart 16550A port 0xafe0 irq 17 spd_normal
> > >skip_test
> > >
> > >A few things you can do to find what your modem wants are in /proc/.
> > >View /proc/ioports, and /proc/interrupts
> > >
> > >The remaining info can be found with lspci or lspci -v. If you don't
> > >have this program, check http://las.978.org
> > >
> > > >
> > > > TIA for any ideas.
> > > >
> > > > Mike McCallister
> > > >
> > > > _______________________________________________
> > > > Web Page:  http://lug.boulder.co.us
> > > > Mailing List: http://lists.lug.boulder.co.us/mailman/listinfo/lug
> > >
> > >_______________________________________________
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> >
> >
> >
> > Mike McCallister                      4325 Comanche Drive, #3
> > ProTek Writing Services               Boulder, CO 80303-3618
> > mmccallister at reporters.net            "Translation from the Geek a
> > specialty"
> > Phone: (303) 554-7533                 Fax: (248) 282-0532
> >
> >
> > _______________________________________________
> > Web Page:  http://lug.boulder.co.us
> > Mailing List: http://lists.lug.boulder.co.us/mailman/listinfo/lug
> 
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