Michael Ellerman <[email protected]> writes: > On Fri, 2015-10-16 at 12:20 +1100, Stewart Smith wrote: >> Back in 9678cda when we started using the Micro Partition Prefetch Engine >> in POWER8 for KVM, there were two mistakes introduced from the original >> patch used for investigation and microbenchmarks. >> >> One mistake was that the opcode was constructed incorrectly, putting >> the register in the wrong field in the opcode, meaning that we were >> asking the chip to read the memory address from some other register than >> what we intended - probably r0. > > Where is the logmpp instruction documented?
BookIV Section 5.1 - although I think this is now meant to all be in the "P8 User Manual". _______________________________________________ Linuxppc-dev mailing list [email protected] https://lists.ozlabs.org/listinfo/linuxppc-dev
