[Xen-devel] [PATCH v3 62/62] xen/arm64: Add ACPI support

[shannon.zhao@xxxxxxxxxx]

From: Naresh Bhat <naresh.bhat@xxxxxxxxxx>

Add ACPI support on arm64 xen hypervisor. Enable EFI support on ARM.

Signed-off-by: Naresh Bhat <naresh.bhat@xxxxxxxxxx>
Signed-off-by: Shannon Zhao <shannon.zhao@xxxxxxxxxx>
---
 config/arm64.mk              | 1 +
 xen/common/efi/runtime.c     | 2 +-
 xen/include/asm-arm/config.h | 5 +++++
 3 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/config/arm64.mk b/config/arm64.mk
index c5deb4e..c6a040b 100644
--- a/config/arm64.mk
+++ b/config/arm64.mk
@@ -11,6 +11,7 @@ HAS_CADENCE_UART := y
 HAS_NS16550 := y
 HAS_MEM_ACCESS := y
 HAS_GICV3 := y
+HAS_ACPI := y
 
 # Use only if calling $(LD) directly.
 LDFLAGS_DIRECT += -EL
diff --git a/xen/common/efi/runtime.c b/xen/common/efi/runtime.c
index ae87557..7748056 100644
--- a/xen/common/efi/runtime.c
+++ b/xen/common/efi/runtime.c
@@ -11,7 +11,7 @@ DEFINE_XEN_GUEST_HANDLE(CHAR16);
 #ifndef COMPAT
 
 #ifdef CONFIG_ARM  /* Disabled until runtime services implemented */
-const bool_t efi_enabled = 0;
+const bool_t efi_enabled = 1;
 #else
 # include <asm/i387.h>
 # include <asm/xstate.h>
diff --git a/xen/include/asm-arm/config.h b/xen/include/asm-arm/config.h
index 817c216..e87fd27 100644
--- a/xen/include/asm-arm/config.h
+++ b/xen/include/asm-arm/config.h
@@ -33,6 +33,11 @@
 
 #define CONFIG_ARM_L1_CACHE_SHIFT 7 /* XXX */
 
+#if defined(CONFIG_ARM_64)
+#define CONFIG_ACPI 1
+#define CONFIG_ACPI_BOOT 1
+#endif
+
 #define CONFIG_SMP 1
 
 #define CONFIG_VIDEO 1
-- 
2.1.0


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