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2023-12-09 b22da3d8526a935aa31e086e63f60ff3246cb61c

 kernel/arch/mips/include/asm/mach-loongson64/boot_param.h
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@@ -2,6 +2,8 @@
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 #ifndef __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
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 #define __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
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+#include <linux/types.h>
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+
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 #define SYSTEM_RAM_LOW		1
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 #define SYSTEM_RAM_HIGH		2
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 #define SYSTEM_RAM_RESERVED	3
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@@ -190,6 +192,12 @@
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 	struct efi_reset_system_t reset_system;
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 };
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+enum loongson_bridge_type {
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+	LS7A = 1,
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+	RS780E = 2,
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+	VIRTUAL = 3
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+};
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+
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 struct loongson_system_configuration {
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 	u32 nr_cpus;
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 	u32 nr_nodes;
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@@ -198,6 +206,7 @@
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 	u16 boot_cpu_id;
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 	u16 reserved_cpus_mask;
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 	enum loongson_cpu_type cputype;
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+	enum loongson_bridge_type bridgetype;
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 	u64 ht_control_base;
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 	u64 pci_mem_start_addr;
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 	u64 pci_mem_end_addr;
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@@ -213,9 +222,15 @@
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 	u32 nr_sensors;
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 	struct sensor_device sensors[MAX_SENSORS];
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 	u64 workarounds;
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+	void (*early_config)(void);
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 };
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 extern struct efi_memory_map_loongson *loongson_memmap;
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 extern struct loongson_system_configuration loongson_sysconf;
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+extern u32 node_id_offset;
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+extern void ls7a_early_config(void);
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+extern void rs780e_early_config(void);
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+extern void virtual_early_config(void);
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+
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 #endif