Messages in this thread | | | From | GNUOrder <> | Subject | Re: kernel newbie -- Compact Flash booting | Date | Fri, 25 Jan 2002 17:11:34 -0500 |
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What if the CF connects to the IDE bus with an adapter? Whould the IDE-CS still work or do you mean the IDE chipset itself doesn't support hot swapping or removable drives? Also what kind of support is there for USB CF read/writers?
GO
On Friday 25 January 2002 02:37, Matti Aarnio wrote: > On Thu, Jan 24, 2002 at 10:52:37PM -0800, Ramya Ravichandran wrote: > > Hi, > > > > I am a newbie to Linux.I have to develop an > > embedded linux controller that boots from the Compact > > flash card instead of the HD and work from RAM. I have > > to have a bare minimum implementation of Linux kernel > > to do this. > > I don't know where to start. Shud I start by writing > > the driver for the CF card? What background knowledge > > shud I have for implementing the kernel? > > The compact flashes appear to PCMCIA as removable IDE drives. > Unless the PCMCIA-CF adapter is more than just two connectors > plus a set of wires in between, you should have no problems > at all. Either IDE, or IDE_CS driver should do it. > (The IDE_CS will, of course, need the PCMCIA suite too to > support removable media. IDE doesn't support removability.) > > To boot from CF you need support in your boot-rom/flash > code. Something which might not be true, unless you write > it yourself.. > > > Please Help.Thanks > > /Matti Aarnio > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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