Hello, On 09/08/13 02:31, Gary Dale wrote: > On 08/08/13 12:20 PM, Darac Marjal wrote: >> On Thu, Aug 08, 2013 at 12:06:23PM -0400, Gary Dale wrote: >>> On 08/08/13 06:28 AM, Jerome BENOIT wrote: >>>> Hello Gary, >>>> >>>> On 08/08/13 11:39, Gary Dale wrote: >>>>> The various ide modules (ide-generic, ide-cdrom, etc.) seem to be missing >>>>> in the Wheezy kernel. However they still compile a 486 kernel so I'm >>>>> assuming there is some intent to continue to support older hardware. >>>>> >>>>> In my case, I have an old laptop that I could run Squeeze on by including >>>>> ide-generic in the /etc/initramfstool/modules file. However the same >>>>> thing doesn't work in Wheezy because there is no ide-generic module. >>>>> >>>>> Googling around, I found one post that suggested it's been superseded by >>>>> libata but I can't find that either. >>>>> >>>>> Is 486-era hardware still supported in the newer kernels or is this a >>>>> lost cause? >>>>> >>>> >>>> I guess that it is still supported by the kernel, but not by the kernel >>>> deb package as distributed by debian. >>>> You may build your own kernel, and the following link is a good place to >>>> start: >>>> >>>> http://kernel-handbook.alioth.debian.org >>>> >>>> hth, >>>> Jerome >>> >>> Thanks. This would be a truly bizarre situation - creating a 486 >>> kernel package for people but omitting the basic hardware drivers >>> for hardware of the that vintage. >>> >>> The basic difference between the 486 and 686 kernels is support for >>> PAE. Pentium processors lack PAE but would generally need the IDE >>> drivers. >>> >>> In my case, I'm talking about Pentium-MMX @ 200MHz, which is far >>> less powerful than a Raspberry Pi but still useful. However the >>> CD-ROM and disk drives of that time need IDE drivers. >>> >>> It wasn't long after that PAE was added (in the Pentium Pro and >>> later). Why would anyone make a 486 kernel and not include the >>> drivers? I could understand, but not agree with, dropping 486 >>> support as some distros have done. But to simply not compile the >>> drivers seems silly. >> >> Newer kernels, as you've mentioned, use libata to interface with >> Parallel ATA devices (which is what most 486-era drives are). AIUI, this >> is a new set of code that works both with SATA and PATA drives. Common >> code means more people use it, less bit-rot etc. If does, however, come >> with the side effect that /dev/hd* is now /dev/sd* (even if it's not a >> SCSI disk. I suspect the initial S is now meaningless). >> >> If you need to access a drive that's pre-IDE (so MFM, RLL etc), then >> yes, you'll need the old code. >> >> However, the chances are very likely that CONFIG_ATA_GENERIC (aka >> ata_generic.ko) is the successor you want. >> > > I found the ata_generic module in Squeeze, Wheezy and Jessie. However, it > doesn't seem to help. While I'd expect that it would be in the initramfs, I > included it in /etc/initramfs-tools/modules anyway but I still can't boot > with the Wheezy kernel. > > It's presence in Squeeze probably stems from an ongoing attempt to move all > IDE code into one module. I'm wondering if someone got a little overzealous > in deciding that they'd covered their bases when they removed ide-generic. > >
Just build your own kernel. Jerome -- To UNSUBSCRIBE, email to debian-user-requ...@lists.debian.org with a subject of "unsubscribe". Trouble? Contact listmas...@lists.debian.org Archive: http://lists.debian.org/52046e89.2010...@rezozer.net
