1 files changed, 50 insertions, 0 deletions
diff --git a/services/std_svc/rmmd/trp/trp_private.h b/services/std_svc/rmmd/trp/trp_private.h
new file mode 100644
index 000000000..923139007
--- /dev/null
+++ b/services/std_svc/rmmd/trp/trp_private.h
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2021, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef TRP_PRIVATE_H
+#define TRP_PRIVATE_H
+
+/* Definitions to help the assembler access the SMC/ERET args structure */
+#define TRP_ARGS_SIZE		TRP_ARGS_END
+#define TRP_ARG0		0x0
+#define TRP_ARG1		0x8
+#define TRP_ARG2		0x10
+#define TRP_ARG3		0x18
+#define TRP_ARG4		0x20
+#define TRP_ARG5		0x28
+#define TRP_ARG6		0x30
+#define TRP_ARG7		0x38
+#define TRP_ARGS_END		0x40
+
+#ifndef __ASSEMBLER__
+
+#include <stdint.h>
+
+/* Data structure to hold SMC arguments */
+typedef struct trp_args {
+	uint64_t regs[TRP_ARGS_END >> 3];
+} __aligned(CACHE_WRITEBACK_GRANULE) trp_args_t;
+
+#define write_trp_arg(args, offset, val) (((args)->regs[offset >> 3])	\
+					 = val)
+
+/* Definitions for RMI VERSION */
+#define RMI_ABI_VERSION_MAJOR		U(0x0)
+#define RMI_ABI_VERSION_MINOR		U(0x0)
+#define RMI_ABI_VERSION			((RMI_ABI_VERSION_MAJOR << 16) | \
+					RMI_ABI_VERSION_MINOR)
+
+/* Helper to issue SMC calls to BL31 */
+uint64_t trp_smc(trp_args_t *);
+
+/* The main function to executed only by Primary CPU */
+void trp_main(void);
+
+/* Setup TRP. Executed only by Primary CPU */
+void trp_setup(void);
+
+#endif /* __ASSEMBLER__ */
+#endif /* TRP_PRIVATE_H */