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RE: [oc] compactflash/PCCARD-Interface
Hello! I'm also interested in this code. Could you please send me also a
copy? I'm partly involved in a CF project right now, although of the CF
host. If you'd like to start a project, I'm willing to help. Thanks!
> -----Original Message-----
> From: [email protected]
> [mailto:[email protected]] On Behalf Of Henchinski
> Sent: Monday, August 04, 2003 12:52 AM
> To: [email protected]
> Cc: [email protected]
> Subject: Re: [oc] compactflash/PCCARD-Interface
>
>
> Hi all
> this is a general description of the FPGA CompactFlash
> interface, The host is Intel PXA processors (Bulverde) and
> accessed the CF via FPGA.
>
> I believe that the number of wait state for CompactFlash
> memory/io modes are set
> in the CPU, if desired we can add a Ready logic to hold
> the CPU as needed.
> and that IOW,WE,OE and IOR are generated from the CPU OE, WE and A
> ( need to verify )
>
> The FPGA have 2 GPIO
> - Control for CF_EN, CF_RST
> - Status for CF_VS1, CF_VS2, CF_BVD1, CF_BVD2, CF_NFAULT,
> CF_NIRQ, CF_CD
>
> --------------------------
> -- Compact Flash Interface
> --------------------------
> D <= CF_D when CF2_DIR= '1' else "ZZZZZZZZZZZZZZZZ";
> CF_D <= D when CF2_OE= '1' else "ZZZZZZZZZZZZZZZZ";
> CF_A <= A (10 downto 0) when CF_EN = '1' else "ZZZZZZZZZZZ";
>
> -- CF CONTROL BUS
> CF_OE <= (IOW or WE);
> CF_DIR <= (OE or IOR);
>
> If you guys think we should start a new project on Opencores
> that will include HW and Driver, please mail me your requirements.
>
>
>
>
>
> ----- Original Message -----
> From: "Vic" <[email protected]>
> To: <[email protected]>
> Sent: Saturday, August 02, 2003 9:50 PM
> Subject: Re: [oc] compactflash/PCCARD-Interface
>
>
> > Please do so. I am working in vhdl. Hence also
> > interested in learning more about interfacing Compact
> > Flash card with FPGAs.
> >
> > thanks,
> > Vic.
> > --- Henchinski <[email protected]> wrote:
> > > In my previous project, we mapped the CompactFlash
> > > Card on the CPU (
> > > StrongArm ) Memeory address
> > > we used an FPGA to do some basic translation, no
> > > memeory was needed, just
> > > the some control signals
> > > were generated and it works
> > >
> > > If you would like the code I will attach it
> > >
> > > Y
> > >
> > >
> > > ----- Original Message -----
> > > From: <[email protected]>
> > > To: <[email protected]>
> > > Sent: Friday, August 01, 2003 9:05 PM
> > > Subject: [oc] compactflash/PCCARD-Interface
> > >
> > >
> > > > I'm looking for an interface for producing a
> > > PCCARD or CompactFlash-
> > > > Card. Many vhdl-implemention for Host-Interfaces I
> > > found. But nothing
> > > > for the cardside-Interface.
> > > > Maybe the best solution is a cardinterface which
> > > included some memory
> > > > (appr. 2048 bit) and my hardware has access to
> > > this memory.
> > > > Host (reading/writing) -> PCCARD ->Memory(on card)
> > > <- my vhdl-code
> > > > (reading/writing)
> > > > Anybody has some ideas?
> > > > thanx
> > > > --
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> > >
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