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SubjectRe: binary kernel drivers re. hpt370 and redhat
Samuel Flory wrote:

> Stephen Hemminger wrote:
>
>> On Wed, 27 Aug 2003 18:40:30 -0400
>> joe briggs <jbriggs@briggsmedia.com> wrote:
>>
>>
>>
>>> I have a client who has a raid controller currently supported under
>>> windows, and now wants to support linux as a bootable device.
>>> Currently, some of their trade secrets are contained in the driver
>>> as opposed to the controller firmware, etc., so for now they wish to
>>> release a binary-only driver to certain beta customers. (i.e., 1st
>>> stage of porting is similar functionality as windows). Am I correct
>>> that in order to boot off of this device that the driver would have
>>> to be statically linked in vs. a module which could be distributed
>>> as a binary-only driver keyed to the kernel.revision of the
>>> distribution's kernel? I would like to avoid any flames and ask
>>> that all recognize that some hardware providers are having to ease
>>> into the pond a toe at a time. Any constructive thoughts,
>>> suggestions, references, tips, etc. highly appreciated.
>>>
>>
>>
>> The driver could be a module and live in initramfs. If you can
>> get the initial Linux image and initramfs loaded, you would be okay.
>>
>
> Rather an initrd under Linux.

Sorry I meant Linux 2.4. ;-) Initramfs is a 2.6 thing.

> Note that there is a partial source driver, and RH driver's disks
> here: (look under raid IC with the right chipset for partial source.)
> http://www.highpoint-tech.com/usaindex.htm
>
>>
>> The problem is more in the bootloader (LILO or GRUB) would not no how
>> to do raid. The /boot partition would have to be on a non-raid
>> partition.
>> Same problem if driver is statically linked in the kernel.
>>
>>
> If you are doing raid 1. Lilo should work. It doesn't really
> matter if lilo isn't aware of of the data on the other drive. Each
> has a full copy of everything.
>
> PS- Newer linux kernels should be able to support the "raid"
> controller as a normal ide controller. You could then just configure
> linux software raid.
>


--
Once you have their hardware. Never give it back.
(The First Rule of Hardware Acquisition)
Sam Flory <sflory@rackable.com>


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