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kernel/linux-rt-4.4.41/arch/mips/include/asm/mach-loongson64/boot_param.h 5.48 KB
5113f6f70   김현기   kernel add
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  #ifndef __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
  #define __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
  
  #define SYSTEM_RAM_LOW		1
  #define SYSTEM_RAM_HIGH		2
  #define MEM_RESERVED		3
  #define PCI_IO			4
  #define PCI_MEM			5
  #define LOONGSON_CFG_REG	6
  #define VIDEO_ROM		7
  #define ADAPTER_ROM		8
  #define ACPI_TABLE		9
  #define SMBIOS_TABLE		10
  #define MAX_MEMORY_TYPE		11
  
  #define LOONGSON3_BOOT_MEM_MAP_MAX 128
  struct efi_memory_map_loongson {
  	u16 vers;	/* version of efi_memory_map */
  	u32 nr_map;	/* number of memory_maps */
  	u32 mem_freq;	/* memory frequence */
  	struct mem_map {
  		u32 node_id;	/* node_id which memory attached to */
  		u32 mem_type;	/* system memory, pci memory, pci io, etc. */
  		u64 mem_start;	/* memory map start address */
  		u32 mem_size;	/* each memory_map size, not the total size */
  	} map[LOONGSON3_BOOT_MEM_MAP_MAX];
  } __packed;
  
  enum loongson_cpu_type {
  	Loongson_2E = 0,
  	Loongson_2F = 1,
  	Loongson_3A = 2,
  	Loongson_3B = 3,
  	Loongson_1A = 4,
  	Loongson_1B = 5
  };
  
  /*
   * Capability and feature descriptor structure for MIPS CPU
   */
  struct efi_cpuinfo_loongson {
  	u16 vers;     /* version of efi_cpuinfo_loongson */
  	u32 processor_id; /* PRID, e.g. 6305, 6306 */
  	u32 cputype;  /* Loongson_3A/3B, etc. */
  	u32 total_node;   /* num of total numa nodes */
  	u16 cpu_startup_core_id; /* Boot core id */
  	u16 reserved_cores_mask;
  	u32 cpu_clock_freq; /* cpu_clock */
  	u32 nr_cpus;
  } __packed;
  
  #define MAX_UARTS 64
  struct uart_device {
  	u32 iotype; /* see include/linux/serial_core.h */
  	u32 uartclk;
  	u32 int_offset;
  	u64 uart_base;
  } __packed;
  
  #define MAX_SENSORS 64
  #define SENSOR_TEMPER  0x00000001
  #define SENSOR_VOLTAGE 0x00000002
  #define SENSOR_FAN     0x00000004
  struct sensor_device {
  	char name[32];  /* a formal name */
  	char label[64]; /* a flexible description */
  	u32 type;       /* SENSOR_* */
  	u32 id;         /* instance id of a sensor-class */
  	u32 fan_policy; /* see loongson_hwmon.h */
  	u32 fan_percent;/* only for constant speed policy */
  	u64 base_addr;  /* base address of device registers */
  } __packed;
  
  struct system_loongson {
  	u16 vers;     /* version of system_loongson */
  	u32 ccnuma_smp; /* 0: no numa; 1: has numa */
  	u32 sing_double_channel; /* 1:single; 2:double */
  	u32 nr_uarts;
  	struct uart_device uarts[MAX_UARTS];
  	u32 nr_sensors;
  	struct sensor_device sensors[MAX_SENSORS];
  	char has_ec;
  	char ec_name[32];
  	u64 ec_base_addr;
  	char has_tcm;
  	char tcm_name[32];
  	u64 tcm_base_addr;
  	u64 workarounds; /* see workarounds.h */
  } __packed;
  
  struct irq_source_routing_table {
  	u16 vers;
  	u16 size;
  	u16 rtr_bus;
  	u16 rtr_devfn;
  	u32 vendor;
  	u32 device;
  	u32 PIC_type;   /* conform use HT or PCI to route to CPU-PIC */
  	u64 ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */
  	u64 ht_enable;  /* irqs used in this PIC */
  	u32 node_id;    /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */
  	u64 pci_mem_start_addr;
  	u64 pci_mem_end_addr;
  	u64 pci_io_start_addr;
  	u64 pci_io_end_addr;
  	u64 pci_config_addr;
  	u32 dma_mask_bits;
  } __packed;
  
  struct interface_info {
  	u16 vers; /* version of the specificition */
  	u16 size;
  	u8  flag;
  	char description[64];
  } __packed;
  
  #define MAX_RESOURCE_NUMBER 128
  struct resource_loongson {
  	u64 start; /* resource start address */
  	u64 end;   /* resource end address */
  	char name[64];
  	u32 flags;
  };
  
  struct archdev_data {};  /* arch specific additions */
  
  struct board_devices {
  	char name[64];    /* hold the device name */
  	u32 num_resources; /* number of device_resource */
  	/* for each device's resource */
  	struct resource_loongson resource[MAX_RESOURCE_NUMBER];
  	/* arch specific additions */
  	struct archdev_data archdata;
  };
  
  struct loongson_special_attribute {
  	u16 vers;     /* version of this special */
  	char special_name[64]; /* special_atribute_name */
  	u32 loongson_special_type; /* type of special device */
  	/* for each device's resource */
  	struct resource_loongson resource[MAX_RESOURCE_NUMBER];
  };
  
  struct loongson_params {
  	u64 memory_offset;	/* efi_memory_map_loongson struct offset */
  	u64 cpu_offset;		/* efi_cpuinfo_loongson struct offset */
  	u64 system_offset;	/* system_loongson struct offset */
  	u64 irq_offset;		/* irq_source_routing_table struct offset */
  	u64 interface_offset;	/* interface_info struct offset */
  	u64 special_offset;	/* loongson_special_attribute struct offset */
  	u64 boarddev_table_offset;  /* board_devices offset */
  };
  
  struct smbios_tables {
  	u16 vers;     /* version of smbios */
  	u64 vga_bios; /* vga_bios address */
  	struct loongson_params lp;
  };
  
  struct efi_reset_system_t {
  	u64 ResetCold;
  	u64 ResetWarm;
  	u64 ResetType;
  	u64 Shutdown;
  	u64 DoSuspend; /* NULL if not support */
  };
  
  struct efi_loongson {
  	u64 mps;	/* MPS table */
  	u64 acpi;	/* ACPI table (IA64 ext 0.71) */
  	u64 acpi20;	/* ACPI table (ACPI 2.0) */
  	struct smbios_tables smbios;	/* SM BIOS table */
  	u64 sal_systab;	/* SAL system table */
  	u64 boot_info;	/* boot info table */
  };
  
  struct boot_params {
  	struct efi_loongson efi;
  	struct efi_reset_system_t reset_system;
  };
  
  struct loongson_system_configuration {
  	u32 nr_cpus;
  	u32 nr_nodes;
  	int cores_per_node;
  	int cores_per_package;
  	u16 boot_cpu_id;
  	u16 reserved_cpus_mask;
  	enum loongson_cpu_type cputype;
  	u64 ht_control_base;
  	u64 pci_mem_start_addr;
  	u64 pci_mem_end_addr;
  	u64 pci_io_base;
  	u64 restart_addr;
  	u64 poweroff_addr;
  	u64 suspend_addr;
  	u64 vgabios_addr;
  	u32 dma_mask_bits;
  	char ecname[32];
  	u32 nr_uarts;
  	struct uart_device uarts[MAX_UARTS];
  	u32 nr_sensors;
  	struct sensor_device sensors[MAX_SENSORS];
  	u64 workarounds;
  };
  
  extern struct efi_memory_map_loongson *loongson_memmap;
  extern struct loongson_system_configuration loongson_sysconf;
  
  #endif