summaryrefslogtreecommitdiffstats
path: root/plat/xilinx/zynqmp/plat_zynqmp.c
diff options
context:
space:
mode:
Diffstat (limited to 'plat/xilinx/zynqmp/plat_zynqmp.c')
-rw-r--r--plat/xilinx/zynqmp/plat_zynqmp.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/plat/xilinx/zynqmp/plat_zynqmp.c b/plat/xilinx/zynqmp/plat_zynqmp.c
new file mode 100644
index 0000000..25ebac6
--- /dev/null
+++ b/plat/xilinx/zynqmp/plat_zynqmp.c
@@ -0,0 +1,21 @@
+/*
+ * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat_private.h>
+#include <plat/common/platform.h>
+
+int32_t plat_core_pos_by_mpidr(u_register_t mpidr)
+{
+ if (mpidr & MPIDR_CLUSTER_MASK) {
+ return -1;
+ }
+
+ if ((mpidr & MPIDR_CPU_MASK) >= PLATFORM_CORE_COUNT) {
+ return -1;
+ }
+
+ return zynqmp_calc_core_pos(mpidr);
+}