ARM platforms: Enable SDEI
Support SDEI on ARM platforms using frameworks implemented in earlier
patches by defining and exporting SDEI events: this patch defines the
standard event 0, and a handful of shared and private dynamic events.
Change-Id: I9d3d92a92cff646b8cc55eabda78e140deaa24e1
Signed-off-by: Jeenu Viswambharan <jeenu.viswambharan@arm.com>
diff --git a/plat/arm/common/aarch64/arm_sdei.c b/plat/arm/common/aarch64/arm_sdei.c
new file mode 100644
index 0000000..514800c
--- /dev/null
+++ b/plat/arm/common/aarch64/arm_sdei.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/* SDEI configuration for ARM platforms */
+
+#include <ehf.h>
+#include <platform_def.h>
+#include <sdei.h>
+
+/* Private event mappings */
+static sdei_ev_map_t arm_private_sdei[] = {
+ /* Event 0 */
+ SDEI_DEFINE_EVENT_0(ARM_SDEI_SGI),
+
+ /* Dynamic private events */
+ SDEI_PRIVATE_EVENT(ARM_SDEI_DP_EVENT_0, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC),
+ SDEI_PRIVATE_EVENT(ARM_SDEI_DP_EVENT_1, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC),
+ SDEI_PRIVATE_EVENT(ARM_SDEI_DP_EVENT_2, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC),
+};
+
+/* Shared event mappings */
+static sdei_ev_map_t arm_shared_sdei[] = {
+ /* Dynamic shared events */
+ SDEI_SHARED_EVENT(ARM_SDEI_DS_EVENT_0, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC),
+ SDEI_SHARED_EVENT(ARM_SDEI_DS_EVENT_1, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC),
+ SDEI_SHARED_EVENT(ARM_SDEI_DS_EVENT_2, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC),
+};
+
+/* Export ARM SDEI events */
+REGISTER_SDEI_MAP(arm_private_sdei, arm_shared_sdei);