diff options
Diffstat (limited to 'arch/powerpc/kernel/ucall.S')
| -rw-r--r-- | arch/powerpc/kernel/ucall.S | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/arch/powerpc/kernel/ucall.S b/arch/powerpc/kernel/ucall.S new file mode 100644 index 0000000000..80a1f9a430 --- /dev/null +++ b/arch/powerpc/kernel/ucall.S @@ -0,0 +1,14 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Generic code to perform an ultravisor call. + * + * Copyright 2019, IBM Corporation. + * + */ +#include <linux/export.h> +#include <asm/ppc_asm.h> + +_GLOBAL(ucall_norets) +EXPORT_SYMBOL_GPL(ucall_norets) + sc 2 /* Invoke the ultravisor */ + blr /* Return r3 = status */ |