Processors
Intel® Processors, Tools, and Utilities
14536 Discussions

memory mapped I/O

idata
Employee
‎07-08-2010 12:59 AM
1,231 Views

hi everyone,

i have just found out in software developer's manual that you can access I/O without IN, OUT instructions. If you can access them without port numbers, what are their addresses then? are the ports just logical addresses?

0 Kudos

Link Copied

0 Replies
Reply

Community support is provided during standard business hours (Monday to Friday 7AM - 5PM PST). Other contact methods are available here.

Intel does not verify all solutions, including but not limited to any file transfers that may appear in this community. Accordingly, Intel disclaims all express and implied warranties, including without limitation, the implied warranties of merchantability, fitness for a particular purpose, and non-infringement, as well as any warranty arising from course of performance, course of dealing, or usage in trade.

For more complete information about compiler optimizations, see our Optimization Notice.