[Ilugc] doubt: on ioremap()

  • From: madhukar_linux@xxxxxxxxxxx (Madhukar mythri)
  • Date: Mon Jan 10 13:52:09 2005

Hi all,
       ioremep() is a function, which maps physical
address to virtual address(kernel space)
my doubt is:
   why we should map physical address to
virtual-address?

   we can read and write to physical address only know
directly....

Rgds
Madhukar


                
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