From 9f197e44b102a8d7d457d2cb4f54967681c858a9 Mon Sep 17 00:00:00 2001
From: Jose Marinho <jose.marinho@arm.com>
Date: Tue, 5 Apr 2022 18:53:25 +0100
Subject: PrmPkg: Enable external visibility on PRM symbols

Enable GCC compilations to keep external symbols when generating a PRM
module.

Signed-off-by: Jose Marinho <jose.marinho@arm.com>
Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
Reviewed-by: Michael Kubacki <michael.kubacki@microsoft.com>
Reviewed-by: Ard Biesheuvel <ardb@kernel.org>
---
 PrmPkg/Include/Prm.h | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'PrmPkg')

diff --git a/PrmPkg/Include/Prm.h b/PrmPkg/Include/Prm.h
index e290e53..007f734 100644
--- a/PrmPkg/Include/Prm.h
+++ b/PrmPkg/Include/Prm.h
@@ -3,6 +3,7 @@
   Common Platform Runtime Mechanism (PRM) definitions.
 
   Copyright (c) Microsoft Corporation
+  Copyright (c) 2022, Arm Limited. All rights reserved.<BR>
   SPDX-License-Identifier: BSD-2-Clause-Patent
 
 **/
@@ -15,6 +16,8 @@
 
 #if defined (_MSC_VER)
 #define PRM_EXPORT_API  __declspec(dllexport)
+#elif defined (__GNUC__)
+#define PRM_EXPORT_API  __attribute__ ((visibility ("default")))
 #else
 #define PRM_EXPORT_API
 #endif
-- 
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