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

2026-09-06 03:52:57 +08:00
commit b1928b41c0
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+/*
+ * Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FDT_FIXUP_H
+#define FDT_FIXUP_H
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+#define INVALID_BASE_ADDR	((uintptr_t)~0UL)
+
+struct psci_cpu_idle_state {
+	const char *name;
+	uint32_t power_state;
+	bool local_timer_stop;
+	uint32_t entry_latency_us;
+	uint32_t exit_latency_us;
+	uint32_t min_residency_us;
+	uint32_t wakeup_latency_us;
+};
+
+int dt_add_psci_node(void *fdt);
+int dt_add_psci_cpu_enable_methods(void *fdt);
+int fdt_add_reserved_memory(void *dtb, const char *node_name,
+			    uintptr_t base, size_t size);
+int fdt_add_cpus_node(void *dtb, unsigned int afflv0,
+		      unsigned int afflv1, unsigned int afflv2);
+int fdt_add_cpu_idle_states(void *dtb, const struct psci_cpu_idle_state *state);
+int fdt_adjust_gic_redist(void *dtb, unsigned int nr_cores, uintptr_t gicr_base,
+			  unsigned int gicr_frame_size);
+int fdt_set_mac_address(void *dtb, unsigned int ethernet_idx,
+			const uint8_t *mac_addr);
+
+#endif /* FDT_FIXUP_H */