Oh, I just missed the io mapped in your previous email. Unfortunately, my experience is only limited to memory map. I think they should be the same.
On 12/31/07, Misbah khan <[EMAIL PROTECTED]> wrote: > > > You are absolutly right and i guess it will certainly work for 8248 as > well , > but the only concern is that " here in mine case the register is not > memory > mapped where as its IO mapped " we have to consider the memory as IO port > and then access the data .... > > What you have used i guess its memory mapped ...Is it that accessing > memory > mapped is same as io mapped ????? > > > ---Misbah > > Misbah khan wrote: > > > > Hi all... > > > > I am writing a driver in which device port is mapped to CPLD and 8 bit > > data bus is directly connected from processor to CPLD. Read write on > CPLD > > memory mapped (buffer/register) is required to control the device. This > is > > now IO mapped to processor. > > > > I need to know whether i am right if i impliment like this :- > > addr=ioremap(base_addr); // Remap to Mem mapped > address > > outb(addr) and inb(addr); > > > > Please suggest me if i am wrong or there could be better solution to > this > > . > > > > -----Misbah <>< > > > > > > -- > View this message in context: > http://www.nabble.com/How-to-do-IO-mapped-Implimentation-----tp14522349p14557204.html > Sent from the linuxppc-embedded mailing list archive at Nabble.com. > > _______________________________________________ > Linuxppc-embedded mailing list > Linuxppc-embedded@ozlabs.org > https://ozlabs.org/mailman/listinfo/linuxppc-embedded >
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