xen: add patch to fix a regression with OP-TEE

Adds a patch to revert a Xen commit [1] which causes a regression with
OP-TEE. There is no more logs to the secure console after these lines:

 I/TC: Added guest 1
 D/TC:2   tee_entry_exchange_capabilities:100 Asynchronous notifications are disabled
 D/TC:2   tee_entry_exchange_capabilities:109 Dynamic shared memory is enabled

...and TAs fail to open sessions with TEEC_ERROR_COMMUNICATION.

This is to prepare building Xen with Buildroot. The version of Xen
pulled by $(ROOT)/buildroot/package/xen is 4.14.3 and is affected by this
issue while the one we are currently using in $(ROOT)/xen is 4.14.1
and doesn't have the regression.

Signed-off-by: Jerome Forissier <jerome.forissier@linaro.org>
Acked-by: Jens Wiklander <jens.wiklander@linaro.org>
1 file changed
tree: dafe502d1e8e210b187309070393473175841177
  1. .github/
  2. br-ext/
  3. fvp/
  4. imx/
  5. kconfigs/
  6. qemu_v8/
  7. rpi3/
  8. ti/
  9. zynqmp/
  10. .gitignore
  11. am43xx.mk
  12. am57xx.mk
  13. common.mk
  14. dra7xx.mk
  15. fvp.mk
  16. get_clang.sh
  17. hikey.mk
  18. hikey960.mk
  19. imx.mk
  20. juno.mk
  21. poplar.mk
  22. qemu-check.exp
  23. qemu.mk
  24. qemu_v8.mk
  25. README.md
  26. rpi3.mk
  27. soc_term.py
  28. stm32mp1.mk
  29. synquacer.mk
  30. toolchain.mk
  31. trusted-keys.exp
  32. verdin.mk
  33. zynqmp.mk
README.md

OP-TEE build.git

This git contains makefiles etc to be able to build a full OP-TEE developer setup for the OP-TEE project.

All official OP-TEE documentation has moved to http://optee.readthedocs.io. The pages that used to be here in this git can be found under build and Device specific information at he new location for the OP-TEE documentation.

// OP-TEE core maintainers