xen: Port Xen hypervisor related code from mini-os
Port hypervisor related code from Mini-OS. This is referencing the code
of Mini-OS from [1] by Huang Shijie and Volodymyr Babchuk which is for
ARM64.
Update essential arch code to support required bit operations, memory
barriers etc.
Copyright for the bits ported belong to at least the following authors,
please see related files for details:
Copyright (c) 2002-2003, K A Fraser
Copyright (c) 2005, Grzegorz Milos, gm281@cam.ac.uk,Intel Research Cambridge
Copyright (c) 2014, Karim Allah Ahmed <karim.allah.ahmed@gmail.com>
[1] - https://github.com/zyzii/mini-os.git
Signed-off-by: Oleksandr Andrushchenko <oleksandr_andrushchenko@epam.com>
Signed-off-by: Anastasiia Lukianenko <anastasiia_lukianenko@epam.com>
[trini: Drop wmb() from musb-net/linux-compat.h now]
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/Makefile b/drivers/Makefile
index 2178871..33126b2 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -29,6 +29,7 @@
obj-$(CONFIG_$(SPL_TPL_)TPM) += tpm/
obj-$(CONFIG_$(SPL_TPL_)ACPI_PMC) += power/acpi_pmc/
obj-$(CONFIG_$(SPL_)BOARD) += board/
+obj-$(CONFIG_XEN) += xen/
ifndef CONFIG_TPL_BUILD
ifdef CONFIG_SPL_BUILD