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Diffstat (limited to 'include/lib/libc/aarch64/setjmp_.h')
-rw-r--r--include/lib/libc/aarch64/setjmp_.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/include/lib/libc/aarch64/setjmp_.h b/include/lib/libc/aarch64/setjmp_.h
new file mode 100644
index 0000000000..174b3eb180
--- /dev/null
+++ b/include/lib/libc/aarch64/setjmp_.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef SETJMP__H
+#define SETJMP__H
+
+#define JMP_CTX_X19 0x0
+#define JMP_CTX_X21 0x10
+#define JMP_CTX_X23 0x20
+#define JMP_CTX_X25 0x30
+#define JMP_CTX_X27 0x40
+#define JMP_CTX_X29 0x50
+#define JMP_CTX_SP 0x60
+#define JMP_CTX_END 0x70 /* Aligned to 16 bytes */
+
+#define JMP_SIZE (JMP_CTX_END >> 3)
+
+#ifndef __ASSEMBLY__
+
+#include <cdefs.h>
+
+/* Jump buffer hosting x18 - x30 and sp_el0 registers */
+typedef uint64_t jmp_buf[JMP_SIZE] __aligned(16);
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* SETJMP__H */