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SubjectRe: Porting the Digi driver
On Thu, 6 Feb 1997, Ronnie Sanford wrote:

> Here is the line it fails on :
> ch->txptr = memaddr + (((bc->tseg) << 4) & 0x1fffff);
[...]
> Has the mapping changed here ? Do we need to do something similar to the way
> PCI address are handeled with an ioremap command ? If this is not correct
> how do you go about referencing physical memory.

Try look at Documentation/IO-mapping.txt

Ciao,
Riccardo.


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