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-rw-r--r--arch/powerpc/include/asm/linkage.h19
1 files changed, 19 insertions, 0 deletions
diff --git a/arch/powerpc/include/asm/linkage.h b/arch/powerpc/include/asm/linkage.h
new file mode 100644
index 0000000000..b88d1d2cf3
--- /dev/null
+++ b/arch/powerpc/include/asm/linkage.h
@@ -0,0 +1,19 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_POWERPC_LINKAGE_H
+#define _ASM_POWERPC_LINKAGE_H
+
+#include <asm/types.h>
+
+#define __ALIGN .align 2
+#define __ALIGN_STR ".align 2"
+
+#ifdef CONFIG_PPC64_ELF_ABI_V1
+#define cond_syscall(x) \
+ asm ("\t.weak " #x "\n\t.set " #x ", sys_ni_syscall\n" \
+ "\t.weak ." #x "\n\t.set ." #x ", .sys_ni_syscall\n")
+#define SYSCALL_ALIAS(alias, name) \
+ asm ("\t.globl " #alias "\n\t.set " #alias ", " #name "\n" \
+ "\t.globl ." #alias "\n\t.set ." #alias ", ." #name)
+#endif
+
+#endif /* _ASM_POWERPC_LINKAGE_H */