Not in the form of access I/o port access, but access to the ISA online maps to the internal physical address, the address is 20 lines, in c + + builder, how to access the address? These addresses are mapped to the inside address, as to read and write the internal storage space,

CodePudding user response:

This want to write device drivers

CodePudding user response:

Use thread IO library, WinIO. H

CodePudding user response:

refer to the second floor bailian4399 response:

with thread IO library, WinIO. H

ready

CodePudding user response:

The library is to read and write IO, address only 12, I want to read and write in 20 address

reference bailian4399 reply: 3/f

Quote: refer to the second floor bailian4399 response:

Use thread IO library, WinIO. H

ready