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

2026-09-06 03:52:57 +08:00
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+/*
+ * Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <plat/arm/common/plat_arm.h>
+
+/******************************************************************************
+ * The power domain tree descriptor. RD-E1-Edge platform consists of two
+ * clusters with eight CPUs in each cluster. The CPUs are multi-threaded with
+ * two threads per CPU.
+ ******************************************************************************/
+static const unsigned char rde1edge_pd_tree_desc[] = {
+	CSS_SGI_CHIP_COUNT,
+	PLAT_ARM_CLUSTER_COUNT,
+	CSS_SGI_MAX_CPUS_PER_CLUSTER * CSS_SGI_MAX_PE_PER_CPU,
+	CSS_SGI_MAX_CPUS_PER_CLUSTER * CSS_SGI_MAX_PE_PER_CPU
+};
+
+/******************************************************************************
+ * This function returns the topology tree information.
+ ******************************************************************************/
+const unsigned char *plat_get_power_domain_tree_desc(void)
+{
+	return rde1edge_pd_tree_desc;
+}
+
+/*******************************************************************************
+ * The array mapping platform core position (implemented by plat_my_core_pos())
+ * to the SCMI power domain ID implemented by SCP.
+ ******************************************************************************/
+const uint32_t plat_css_core_pos_to_scmi_dmn_id_map[] = {
+	0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,		\
+	16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31
+};