arm_ffa: introduce sandbox FF-A support
Emulate Secure World's FF-A ABIs and allow testing U-Boot FF-A support
Features of the sandbox FF-A support:
- Introduce an FF-A emulator
- Introduce an FF-A device driver for FF-A comms with emulated Secure World
- Provides test methods allowing to read the status of the inspected ABIs
The sandbox FF-A emulator supports only 64-bit direct messaging.
Signed-off-by: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Cc: Tom Rini <trini@konsulko.com>
Cc: Ilias Apalodimas <ilias.apalodimas@linaro.org>
Cc: Jens Wiklander <jens.wiklander@linaro.org>
Cc: Heinrich Schuchardt <xypron.glpk@gmx.de>
diff --git a/MAINTAINERS b/MAINTAINERS
index fcca162..9d59ac0 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -269,10 +269,11 @@
ARM FF-A
M: Abdellatif El Khlifi <abdellatif.elkhlifi@arm.com>
S: Maintained
+F: arch/sandbox/include/asm/sandbox_arm_ffa.h
+F: arch/sandbox/include/asm/sandbox_arm_ffa_priv.h
F: doc/arch/arm64.ffa.rst
F: drivers/firmware/arm-ffa/
F: include/arm_ffa.h
-F: include/sandbox_arm_ffa.h
ARM FREESCALE IMX
M: Stefano Babic <sbabic@denx.de>