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-rw-r--r--plat/hisilicon/poplar/plat_topology.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/plat/hisilicon/poplar/plat_topology.c b/plat/hisilicon/poplar/plat_topology.c
new file mode 100644
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--- /dev/null
+++ b/plat/hisilicon/poplar/plat_topology.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <platform_def.h>
+
+#include <arch.h>
+#include <lib/psci/psci.h>
+
+#include "plat_private.h"
+
+const unsigned char hisi_power_domain_tree_desc[] = {
+ PLATFORM_CLUSTER_COUNT,
+ PLATFORM_CORE_COUNT,
+};
+
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+ return hisi_power_domain_tree_desc;
+}
+
+int 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 poplar_calc_core_pos(mpidr);
+}