From: "Robert Comer" 

>Are there also add in IDE cards
> that have 2 channels on them?

All of the add-on cards I have seen have two channels.

My Athlon machine has 4 channels on the motherboard...

- Bob Comer


"Glenn Meadows"  wrote in message
news:3ea749fc$1{at}w3.nls.net...
> The mother boards in my new digital workstations have 4 IDE connectors in
> them, and the ability to enable RAID, but can also run 4 channels with 2
> devices on each channel, total 8 devices.  Are there also add in IDE cards
> that have 2 channels on them?
>
> --
> Glenn M.
>
>
> "Geo."  wrote in message
news:3ea71506{at}w3.nls.net...
> > I received the following via email, including an attachment with the
> > modified atapi.sys driver. Can anyone explain to me what this is? I've
> never
> > heard of tertiary and quarteriary IDE before? I have 2 channels of IDE
> > devices on some of my NT4 machines, is this support for a 3rd and 4th
> > channel or is this 3&4th device?
> >
> > Geo.
> > -------------
> >
> > hi
> >
> > i have some tip about windows nt 4.0
> >
> > officially winnt doesnt support tertiary & quarteriary IDE (0x1E8 and
> 0x168
> > port) by ATAPI.SYS (from SP6A english)
> >
> > but i make it work (for ess1868 PNP ISA sound card with onboard ide
> > controller -> 0x168  - IRQ12 )
> >
> > i send it in attached file :) enjoy !!!!
> >
> > best wishes, kiilk{at}operamail.com
> >
> > P.S.
> >
> > archive READ.ME
> >
> > atapi.sy_ is original file from sp6a
> > supports:
> >
> > IDE0: 0x1F0  /  IRQ14
> > IDE1: 0x170  /  IRQ15
> > IDE2: 0x1E8  /  IRQ11
> > IDE3: 0x168  /  IRQ10
> >
> > atapi.sys is patched file
> >
> > IDE0: 0x1F0  /  IRQ14
> > IDE1: 0x170  /  IRQ15
> > IDE2: 0x1E8  /  IRQ10
> > IDE3: 0x168  /  IRQ12
> >
> > partial disassembly of patched file  :)
> >
> >                 mov     dword ptr [EBP+LOCAL_12],1F0h     ;ide0 port
> >                 mov     dword ptr [EBP+LOCAL_11],170h     ;ide1 port
> >                 mov     dword ptr [EBP+LOCAL_10],1E8h     ;ide2 port
> >                 mov     dword ptr [EBP+LOCAL_9],168h      ;ide3 port
> >                 mov     dword ptr [EBP+LOCAL_7],0Eh       ;ide0 irq line
> > mov dword ptr [EBP+LOCAL_8],EAX
> > mov dword ptr [EBP+LOCAL_3],EAX
> > mov byte ptr [EBP+LOCAL_2],AL
> > mov byte ptr [EBP-7],AL
> > mov byte ptr [EBP-6],AL
> > mov byte ptr [EBP-5],AL
> > mov ESI,0FFFFFFFFh
> > mov byte ptr [EBP+LOCAL_1],AL
> > push dword ptr 4Ch
> >                 lea     ECX,dword ptr ds:[0FFFFFF64h][EBP]
> >                 mov     dword ptr [EBP+LOCAL_6],0Fh       ;ide1 irq line
> >                 mov     dword ptr [EBP+LOCAL_5],0Ah       ;ide2 irq line
> >                 mov     dword ptr [EBP+LOCAL_4],0Ch       ;ide3 irq line
> >
> > THATS ALL FOLKS!
> >
> >
> >
> >
> >
>
>

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