arch/mips/include/asm/mach-loongson64/boot_param.h

   1 #ifndef __ASM_MACH_LOONGSON64_BOOT_PARAM_H_
   2 #define __ASM_MACH_LOONGSON64_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 SMBIOS_TABLE            10
  14 #define MAX_MEMORY_TYPE         11
  15
  16 #define LOONGSON3_BOOT_MEM_MAP_MAX 128
  17 struct efi_memory_map_loongson {
  18         u16 vers;       /* version of efi_memory_map */
  19         u32 nr_map;     /* number of memory_maps */
  20         u32 mem_freq;   /* memory frequence */
  21         struct mem_map {
  22                 u32 node_id;    /* node_id which memory attached to */
  23                 u32 mem_type;   /* system memory, pci memory, pci io, etc. */
  24                 u64 mem_start;  /* memory map start address */
  25                 u32 mem_size;   /* each memory_map size, not the total size */
  26         } map[LOONGSON3_BOOT_MEM_MAP_MAX];
  27 } __packed;
  28
  29 enum loongson_cpu_type {
  30         Loongson_2E = 0,
  31         Loongson_2F = 1,
  32         Loongson_3A = 2,
  33         Loongson_3B = 3,
  34         Loongson_1A = 4,
  35         Loongson_1B = 5
  36 };
  37
  38 /*
  39  * Capability and feature descriptor structure for MIPS CPU
  40  */
  41 struct efi_cpuinfo_loongson {
  42         u16 vers;     /* version of efi_cpuinfo_loongson */
  43         u32 processor_id; /* PRID, e.g. 6305, 6306 */
  44         u32 cputype;  /* Loongson_3A/3B, etc. */
  45         u32 total_node;   /* num of total numa nodes */
  46         u16 cpu_startup_core_id; /* Boot core id */
  47         u16 reserved_cores_mask;
  48         u32 cpu_clock_freq; /* cpu_clock */
  49         u32 nr_cpus;
  50 } __packed;
  51
  52 #define MAX_UARTS 64
  53 struct uart_device {
  54         u32 iotype; /* see include/linux/serial_core.h */
  55         u32 uartclk;
  56         u32 int_offset;
  57         u64 uart_base;
  58 } __packed;
  59
  60 #define MAX_SENSORS 64
  61 #define SENSOR_TEMPER  0x00000001
  62 #define SENSOR_VOLTAGE 0x00000002
  63 #define SENSOR_FAN     0x00000004
  64 struct sensor_device {
  65         char name[32];  /* a formal name */
  66         char label[64]; /* a flexible description */
  67         u32 type;       /* SENSOR_* */
  68         u32 id;         /* instance id of a sensor-class */
  69         u32 fan_policy; /* see loongson_hwmon.h */
  70         u32 fan_percent;/* only for constant speed policy */
  71         u64 base_addr;  /* base address of device registers */
  72 } __packed;
  73
  74 struct system_loongson {
  75         u16 vers;     /* version of system_loongson */
  76         u32 ccnuma_smp; /* 0: no numa; 1: has numa */
  77         u32 sing_double_channel; /* 1:single; 2:double */
  78         u32 nr_uarts;
  79         struct uart_device uarts[MAX_UARTS];
  80         u32 nr_sensors;
  81         struct sensor_device sensors[MAX_SENSORS];
  82         char has_ec;
  83         char ec_name[32];
  84         u64 ec_base_addr;
  85         char has_tcm;
  86         char tcm_name[32];
  87         u64 tcm_base_addr;
  88         u64 workarounds; /* see workarounds.h */
  89 } __packed;
  90
  91 struct irq_source_routing_table {
  92         u16 vers;
  93         u16 size;
  94         u16 rtr_bus;
  95         u16 rtr_devfn;
  96         u32 vendor;
  97         u32 device;
  98         u32 PIC_type;   /* conform use HT or PCI to route to CPU-PIC */
  99         u64 ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */
 100         u64 ht_enable;  /* irqs used in this PIC */
 101         u32 node_id;    /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */
 102         u64 pci_mem_start_addr;
 103         u64 pci_mem_end_addr;
 104         u64 pci_io_start_addr;
 105         u64 pci_io_end_addr;
 106         u64 pci_config_addr;
 107         u32 dma_mask_bits;
 108 } __packed;
 109
 110 struct interface_info {
 111         u16 vers; /* version of the specificition */
 112         u16 size;
 113         u8  flag;
 114         char description[64];
 115 } __packed;
 116
 117 #define MAX_RESOURCE_NUMBER 128
 118 struct resource_loongson {
 119         u64 start; /* resource start address */
 120         u64 end;   /* resource end address */
 121         char name[64];
 122         u32 flags;
 123 };
 124
 125 struct archdev_data {};  /* arch specific additions */
 126
 127 struct board_devices {
 128         char name[64];    /* hold the device name */
 129         u32 num_resources; /* number of device_resource */
 130         /* for each device's resource */
 131         struct resource_loongson resource[MAX_RESOURCE_NUMBER];
 132         /* arch specific additions */
 133         struct archdev_data archdata;
 134 };
 135
 136 struct loongson_special_attribute {
 137         u16 vers;     /* version of this special */
 138         char special_name[64]; /* special_atribute_name */
 139         u32 loongson_special_type; /* type of special device */
 140         /* for each device's resource */
 141         struct resource_loongson resource[MAX_RESOURCE_NUMBER];
 142 };
 143
 144 struct loongson_params {
 145         u64 memory_offset;      /* efi_memory_map_loongson struct offset */
 146         u64 cpu_offset;         /* efi_cpuinfo_loongson struct offset */
 147         u64 system_offset;      /* system_loongson struct offset */
 148         u64 irq_offset;         /* irq_source_routing_table struct offset */
 149         u64 interface_offset;   /* interface_info struct offset */
 150         u64 special_offset;     /* loongson_special_attribute struct offset */
 151         u64 boarddev_table_offset;  /* board_devices offset */
 152 };
 153
 154 struct smbios_tables {
 155         u16 vers;     /* version of smbios */
 156         u64 vga_bios; /* vga_bios address */
 157         struct loongson_params lp;
 158 };
 159
 160 struct efi_reset_system_t {
 161         u64 ResetCold;
 162         u64 ResetWarm;
 163         u64 ResetType;
 164         u64 Shutdown;
 165         u64 DoSuspend; /* NULL if not support */
 166 };
 167
 168 struct efi_loongson {
 169         u64 mps;        /* MPS table */
 170         u64 acpi;       /* ACPI table (IA64 ext 0.71) */
 171         u64 acpi20;     /* ACPI table (ACPI 2.0) */
 172         struct smbios_tables smbios;    /* SM BIOS table */
 173         u64 sal_systab; /* SAL system table */
 174         u64 boot_info;  /* boot info table */
 175 };
 176
 177 struct boot_params {
 178         struct efi_loongson efi;
 179         struct efi_reset_system_t reset_system;
 180 };
 181
 182 struct loongson_system_configuration {
 183         u32 nr_cpus;
 184         u32 nr_nodes;
 185         int cores_per_node;
 186         int cores_per_package;
 187         u16 boot_cpu_id;
 188         u16 reserved_cpus_mask;
 189         enum loongson_cpu_type cputype;
 190         u64 ht_control_base;
 191         u64 pci_mem_start_addr;
 192         u64 pci_mem_end_addr;
 193         u64 pci_io_base;
 194         u64 restart_addr;
 195         u64 poweroff_addr;
 196         u64 suspend_addr;
 197         u64 vgabios_addr;
 198         u32 dma_mask_bits;
 199         char ecname[32];
 200         u32 nr_uarts;
 201         struct uart_device uarts[MAX_UARTS];
 202         u32 nr_sensors;
 203         struct sensor_device sensors[MAX_SENSORS];
 204         u64 workarounds;
 205 };
 206
 207 extern struct efi_memory_map_loongson *loongson_memmap;
 208 extern struct loongson_system_configuration loongson_sysconf;
 209
 210 #endif