Initial commit.

Signed-off-by: Anup Patel <anup.patel@wdc.com>

1 files changed, 57 insertions, 0 deletions

diff --git a/include/sbi/sbi_trap.h b/include/sbi/sbi_trap.h
new file mode 100644
index 0000000..a6b22e4
--- /dev/null
+++ b/include/sbi/sbi_trap.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2018 Western Digital Corporation or its affiliates.
+ *
+ * Authors:
+ *   Anup Patel <anup.patel@wdc.com>
+ *
+ * SPDX-License-Identifier: BSD-2-Clause
+ */
+
+#ifndef __SBI_TRAP_H__
+#define __SBI_TRAP_H__
+
+#include <sbi/sbi_types.h>
+
+struct sbi_trap_regs {
+	unsigned long zero;
+	unsigned long ra;
+	unsigned long sp;
+	unsigned long gp;
+	unsigned long tp;
+	unsigned long t0;
+	unsigned long t1;
+	unsigned long t2;
+	unsigned long s0;
+	unsigned long s1;
+	unsigned long a0;
+	unsigned long a1;
+	unsigned long a2;
+	unsigned long a3;
+	unsigned long a4;
+	unsigned long a5;
+	unsigned long a6;
+	unsigned long a7;
+	unsigned long s2;
+	unsigned long s3;
+	unsigned long s4;
+	unsigned long s5;
+	unsigned long s6;
+	unsigned long s7;
+	unsigned long s8;
+	unsigned long s9;
+	unsigned long s10;
+	unsigned long s11;
+	unsigned long t3;
+	unsigned long t4;
+	unsigned long t5;
+	unsigned long t6;
+	unsigned long mepc;
+	unsigned long mstatus;
+} __attribute__((packed));
+
+struct sbi_scratch;
+
+void sbi_trap_handler(struct sbi_trap_regs *regs,
+		      struct sbi_scratch *scratch);
+
+#endif