1 #ifndef __ASM_MACH_LOONGSON_BOOT_PARAM_H_ 2 #define __ASM_MACH_LOONGSON_BOOT_PARAM_H_ 3 4 #define SYSTEM_RAM_LOW 1 5 #define SYSTEM_RAM_HIGH 2 6 #define MEM_RESERVED 3 7 #define PCI_IO 4 8 #define PCI_MEM 5 9 #define LOONGSON_CFG_REG 6 10 #define VIDEO_ROM 7 11 #define ADAPTER_ROM 8 12 #define ACPI_TABLE 9 13 #define MAX_MEMORY_TYPE 10 14 15 #define LOONGSON3_BOOT_MEM_MAP_MAX 128 16 struct efi_memory_map_loongson { 17 u16 vers; /* version of efi_memory_map */ 18 u32 nr_map; /* number of memory_maps */ 19 u32 mem_freq; /* memory frequence */ 20 struct mem_map { 21 u32 node_id; /* node_id which memory attached to */ 22 u32 mem_type; /* system memory, pci memory, pci io, etc. */ 23 u64 mem_start; /* memory map start address */ 24 u32 mem_size; /* each memory_map size, not the total size */ 25 } map[LOONGSON3_BOOT_MEM_MAP_MAX]; 26 } __packed; 27 28 enum loongson_cpu_type { 29 Loongson_2E = 0, 30 Loongson_2F = 1, 31 Loongson_3A = 2, 32 Loongson_3B = 3, 33 Loongson_1A = 4, 34 Loongson_1B = 5 35 }; 36 37 /* 38 * Capability and feature descriptor structure for MIPS CPU 39 */ 40 struct efi_cpuinfo_loongson { 41 u16 vers; /* version of efi_cpuinfo_loongson */ 42 u32 processor_id; /* PRID, e.g. 6305, 6306 */ 43 u32 cputype; /* Loongson_3A/3B, etc. */ 44 u32 total_node; /* num of total numa nodes */ 45 u32 cpu_startup_core_id; /* Core id */ 46 u32 cpu_clock_freq; /* cpu_clock */ 47 u32 nr_cpus; 48 } __packed; 49 50 struct system_loongson { 51 u16 vers; /* version of system_loongson */ 52 u32 ccnuma_smp; /* 0: no numa; 1: has numa */ 53 u32 sing_double_channel; /* 1:single; 2:double */ 54 } __packed; 55 56 struct irq_source_routing_table { 57 u16 vers; 58 u16 size; 59 u16 rtr_bus; 60 u16 rtr_devfn; 61 u32 vendor; 62 u32 device; 63 u32 PIC_type; /* conform use HT or PCI to route to CPU-PIC */ 64 u64 ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */ 65 u64 ht_enable; /* irqs used in this PIC */ 66 u32 node_id; /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */ 67 u64 pci_mem_start_addr; 68 u64 pci_mem_end_addr; 69 u64 pci_io_start_addr; 70 u64 pci_io_end_addr; 71 u64 pci_config_addr; 72 u32 dma_mask_bits; 73 } __packed; 74 75 struct interface_info { 76 u16 vers; /* version of the specificition */ 77 u16 size; 78 u8 flag; 79 char description[64]; 80 } __packed; 81 82 #define MAX_RESOURCE_NUMBER 128 83 struct resource_loongson { 84 u64 start; /* resource start address */ 85 u64 end; /* resource end address */ 86 char name[64]; 87 u32 flags; 88 }; 89 90 struct archdev_data {}; /* arch specific additions */ 91 92 struct board_devices { 93 char name[64]; /* hold the device name */ 94 u32 num_resources; /* number of device_resource */ 95 /* for each device's resource */ 96 struct resource_loongson resource[MAX_RESOURCE_NUMBER]; 97 /* arch specific additions */ 98 struct archdev_data archdata; 99 }; 100 101 struct loongson_special_attribute { 102 u16 vers; /* version of this special */ 103 char special_name[64]; /* special_atribute_name */ 104 u32 loongson_special_type; /* type of special device */ 105 /* for each device's resource */ 106 struct resource_loongson resource[MAX_RESOURCE_NUMBER]; 107 }; 108 109 struct loongson_params { 110 u64 memory_offset; /* efi_memory_map_loongson struct offset */ 111 u64 cpu_offset; /* efi_cpuinfo_loongson struct offset */ 112 u64 system_offset; /* system_loongson struct offset */ 113 u64 irq_offset; /* irq_source_routing_table struct offset */ 114 u64 interface_offset; /* interface_info struct offset */ 115 u64 special_offset; /* loongson_special_attribute struct offset */ 116 u64 boarddev_table_offset; /* board_devices offset */ 117 }; 118 119 struct smbios_tables { 120 u16 vers; /* version of smbios */ 121 u64 vga_bios; /* vga_bios address */ 122 struct loongson_params lp; 123 }; 124 125 struct efi_reset_system_t { 126 u64 ResetCold; 127 u64 ResetWarm; 128 u64 ResetType; 129 u64 Shutdown; 130 u64 DoSuspend; /* NULL if not support */ 131 }; 132 133 struct efi_loongson { 134 u64 mps; /* MPS table */ 135 u64 acpi; /* ACPI table (IA64 ext 0.71) */ 136 u64 acpi20; /* ACPI table (ACPI 2.0) */ 137 struct smbios_tables smbios; /* SM BIOS table */ 138 u64 sal_systab; /* SAL system table */ 139 u64 boot_info; /* boot info table */ 140 }; 141 142 struct boot_params { 143 struct efi_loongson efi; 144 struct efi_reset_system_t reset_system; 145 }; 146 147 struct loongson_system_configuration { 148 u32 nr_cpus; 149 u32 nr_nodes; 150 int cores_per_node; 151 int cores_per_package; 152 enum loongson_cpu_type cputype; 153 u64 ht_control_base; 154 u64 pci_mem_start_addr; 155 u64 pci_mem_end_addr; 156 u64 pci_io_base; 157 u64 restart_addr; 158 u64 poweroff_addr; 159 u64 suspend_addr; 160 u64 vgabios_addr; 161 u32 dma_mask_bits; 162 }; 163 164 extern struct efi_memory_map_loongson *loongson_memmap; 165 extern struct loongson_system_configuration loongson_sysconf; 166 extern int cpuhotplug_workaround; 167 #endif 168