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

source/trusted-firmware/trusted-firmware-a-2.8/plat/xilinx/zynqmp/zynqmp_ehf.c

@@ -0,0 +1,24 @@
+/*
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) Siemens AG, 2020-2021
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform_def.h>
+
+#include <bl31/ehf.h>
+
+/*
+ * Enumeration of priority levels on ARM platforms.
+ */
+ehf_pri_desc_t zynqmp_exceptions[] = {
+	/* Critical priority SDEI */
+	EHF_PRI_DESC(PLAT_PRI_BITS, PLAT_SDEI_CRITICAL_PRI),
+
+	/* Normal priority SDEI */
+	EHF_PRI_DESC(PLAT_PRI_BITS, PLAT_SDEI_NORMAL_PRI),
+};
+
+/* Plug in ARM exceptions to Exception Handling Framework. */
+EHF_REGISTER_PRIORITIES(zynqmp_exceptions, ARRAY_SIZE(zynqmp_exceptions), PLAT_PRI_BITS);