[kvm-unit-tests PATCH v3 17/27] lib: Avoid ms_abi for calls related to EFI on arm64

Nikos Nikoleris
2022-06-30T10:04:22Z

x86_64 requires that EFI calls use the ms_abi calling convention. For
arm64 this is unnecessary.

Signed-off-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Andrew Jones <drjones@redhat.com>
---
lib/linux/efi.h | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/lib/linux/efi.h b/lib/linux/efi.h
index 9a1cf87..53748dd 100644
--- a/lib/linux/efi.h
+++ b/lib/linux/efi.h
@@ -33,7 +33,11 @@ typedef u16 efi_char16_t; /* UNICODE character */
typedef u64 efi_physical_addr_t;
typedef void *efi_handle_t;

+#ifdef __x86_64__
#define __efiapi __attribute__((ms_abi))
+#else
+#define __efiapi
+#endif

/*
* The UEFI spec and EDK2 reference implementation both define EFI_GUID as
--
2.25.1