Merge "Fix broken links in docs" into integration
diff --git a/plat/imx/common/imx_ehf.c b/plat/imx/common/imx_ehf.c
new file mode 100644
index 0000000..a9396cd
--- /dev/null
+++ b/plat/imx/common/imx_ehf.c
@@ -0,0 +1,22 @@
+/*
+ * Copyright 2020 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <bl31/ehf.h>
+
+#include <platform_def.h>
+
+ehf_pri_desc_t imx_exceptions[] = {
+#if SDEI_SUPPORT
+ /* 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),
+#endif
+};
+
+/* Plug in ARM exceptions to Exception Handling Framework. */
+EHF_REGISTER_PRIORITIES(imx_exceptions, ARRAY_SIZE(imx_exceptions), PLAT_PRI_BITS);
diff --git a/plat/imx/common/imx_sdei.c b/plat/imx/common/imx_sdei.c
new file mode 100644
index 0000000..4b6033f
--- /dev/null
+++ b/plat/imx/common/imx_sdei.c
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright 2020 NXP
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/* SDEI configuration for ARM platforms */
+
+#include <bl31/ehf.h>
+#include <common/debug.h>
+#include <services/sdei.h>
+#include <lib/utils_def.h>
+
+#include <platform_def.h>
+
+/* Private event mappings */
+static sdei_ev_map_t imx_sdei_private[] = {
+ SDEI_DEFINE_EVENT_0(PLAT_SDEI_SGI_PRIVATE),
+};
+
+/* Shared event mappings */
+static sdei_ev_map_t imx_sdei_shared[] = {
+};
+
+void plat_sdei_setup(void)
+{
+ INFO("SDEI platform setup\n");
+}
+
+/* Export ARM SDEI events */
+REGISTER_SDEI_MAP(imx_sdei_private, imx_sdei_shared);
diff --git a/plat/imx/common/plat_imx8_gic.c b/plat/imx/common/plat_imx8_gic.c
index afb9d1f..150e81e 100644
--- a/plat/imx/common/plat_imx8_gic.c
+++ b/plat/imx/common/plat_imx8_gic.c
@@ -22,6 +22,10 @@
static const interrupt_prop_t g01s_interrupt_props[] = {
INTR_PROP_DESC(8, GIC_HIGHEST_SEC_PRIORITY,
INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+#if SDEI_SUPPORT
+ INTR_PROP_DESC(PLAT_SDEI_SGI_PRIVATE, PLAT_SDEI_NORMAL_PRI,
+ INTR_GROUP0, GIC_INTR_CFG_LEVEL),
+#endif
};
static unsigned int plat_imx_mpidr_to_core_pos(unsigned long mpidr)
diff --git a/plat/imx/imx8m/imx8mm/include/platform_def.h b/plat/imx/imx8m/imx8mm/include/platform_def.h
index f25ceb0..1041459 100644
--- a/plat/imx/imx8m/imx8mm/include/platform_def.h
+++ b/plat/imx/imx8m/imx8mm/include/platform_def.h
@@ -29,6 +29,11 @@
#define PLAT_WAIT_RET_STATE U(1)
#define PLAT_STOP_OFF_STATE U(3)
+#define PLAT_PRI_BITS U(3)
+#define PLAT_SDEI_CRITICAL_PRI 0x10
+#define PLAT_SDEI_NORMAL_PRI 0x20
+#define PLAT_SDEI_SGI_PRIVATE U(9)
+
#define BL31_BASE U(0x920000)
#define BL31_LIMIT U(0x940000)
diff --git a/plat/imx/imx8m/imx8mm/platform.mk b/plat/imx/imx8m/imx8mm/platform.mk
index 3ead7b0..ac636fa 100644
--- a/plat/imx/imx8m/imx8mm/platform.mk
+++ b/plat/imx/imx8m/imx8mm/platform.mk
@@ -29,6 +29,8 @@
plat/imx/common/imx_sip_handler.c \
plat/imx/common/imx_sip_svc.c \
plat/imx/common/imx_uart_console.S \
+ plat/imx/common/imx_ehf.c \
+ plat/imx/common/imx_sdei.c \
lib/xlat_tables/aarch64/xlat_tables.c \
lib/xlat_tables/xlat_tables_common.c \
lib/cpus/aarch64/cortex_a53.S \
@@ -53,3 +55,6 @@
IMX_BOOT_UART_BASE ?= 0x30890000
$(eval $(call add_define,IMX_BOOT_UART_BASE))
+
+EL3_EXCEPTION_HANDLING := 1
+SDEI_SUPPORT := 1