Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 721c551d authored by Alastair D'Silva's avatar Alastair D'Silva Committed by Michael Ellerman
Browse files

ocxl: Document new OCXL IOCTLs 



Signed-off-by: default avatarAlastair D'Silva <alastair@d-silva.org>
Acked-by: default avatarFrederic Barrat <fbarrat@linux.vnet.ibm.com>
Acked-by: default avatarAndrew Donnellan <andrew.donnellan@au1.ibm.com>
Signed-off-by: default avatarMichael Ellerman <mpe@ellerman.id.au>
parent 02a8e5bc

Documentation/accelerators/ocxl.rst

+11 −0
Original line number Diff line number Diff line
@@ -157,6 +157,17 @@ OCXL_IOCTL_GET_METADATA: 
  Obtains configuration information from the card, such at the size of

  MMIO areas, the AFU version, and the PASID for the current context.



OCXL_IOCTL_ENABLE_P9_WAIT:



  Allows the AFU to wake a userspace thread executing 'wait'. Returns

  information to userspace to allow it to configure the AFU. Note that

  this is only available on POWER9.



OCXL_IOCTL_GET_FEATURES:



  Reports on which CPU features that affect OpenCAPI are usable from

  userspace.





mmap

----