On Friday, 07/13/2007 at 04:44 EDT, "Schuh, Richard" <[EMAIL PROTECTED]> 
wrote:
> Is there any documentation of the changes to IUCV interrupts in 64-bit 
mode? 
> There is a section in CP Programming Services that documents the 
interrupts in 
> 31 bit mode, but does not say a word about 64 bit operation.  

Nothing is changed.  Except for the IPARML itself (I think), all 
IUCV-related addresses remain 31-bit, even in 64-bit addressing mode.  So, 
all buffers must reside below 2GB.

Alan Altmark
z/VM Development
IBM Endicott

Reply via email to