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#ifndef __ASM_MACH_LOONGSON_BOOT_PARAM_H_
#define __ASM_MACH_LOONGSON_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 MAX_MEMORY_TYPE 10
#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 */
u32 cpu_startup_core_id; /* Core id */
u32 cpu_clock_freq; /* cpu_clock */
u32 nr_cpus;
} __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 */
} __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;
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;
};
extern struct efi_memory_map_loongson *loongson_memmap;
extern struct loongson_system_configuration loongson_sysconf;
extern int cpuhotplug_workaround;
#endif
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