Re: I/O mapped i/o

[Hinko Kocevar <hinko.kocevar@xxxxxxxxxxxxxxx>]

sp shahnawaz hussain wrote:
>   
> sir,
> In memory mapped I/O I/O address space is allocated in main memory.
> Where the memory is allocated for i/o in I/O mapped I/O.

Memory mapped I/O addresses are obtained through ioremap(). This 
function returns virtual address of physical I/O region. Address 
returned could be any location in virtual memory space. See 
http://www.xml.com/ldd/chapter/book/index.html, especially ch. 8 for 
more information.

regards,
h
--
hinko <dot> kocevar <at> iskramedical <dot> si
Hinko Kocevar, developer
Iskra Medical d.o.o., Stegne 23, 1k LJ, SLO-EU

	"Aì rén"	|	[Analects XII:22]

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