GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/plat/arm/board/n1sdp/n1sdp_interconnect.c

@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+
+/*
+ * For N1SDP which support FCM (with automatic interconnect enter/exit),
+ * we should not do anything in these interface functions.
+ * They are used to override the weak functions in cci drivers.
+ */
+
+/******************************************************************************
+ * Helper function to initialize ARM interconnect driver.
+ *****************************************************************************/
+void plat_arm_interconnect_init(void)
+{
+}
+
+/******************************************************************************
+ * Helper function to place current master into coherency
+ *****************************************************************************/
+void plat_arm_interconnect_enter_coherency(void)
+{
+}
+
+/******************************************************************************
+ * Helper function to remove current master from coherency
+ *****************************************************************************/
+void plat_arm_interconnect_exit_coherency(void)
+{
+}