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304 lines
9.0 KiB
C
304 lines
9.0 KiB
C
/*
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* GRUB -- GRand Unified Bootloader
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* Copyright (C) 2017 Free Software Foundation, Inc.
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*
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* GRUB is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* GRUB is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with GRUB. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef GRUB_EFI_LOONGSON_HEADER
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#define GRUB_EFI_LOONGSON_HEADER 1
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#include <grub/types.h>
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#include <grub/efi/api.h>
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#define GRUB_EFI_LOONGSON_SMBIOS_TABLE_GUID \
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{ 0x4660f721, 0x2ec5, 0x416a, \
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{ 0x89, 0x9a, 0x43, 0x18, 0x02, 0x50, 0xa0, 0xc9 } \
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}
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#define GRUB_EFI_LOONGSON_MMAP_MAX 128
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typedef enum
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{
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GRUB_EFI_LOONGSON_SYSTEM_RAM_LOW = 1,
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GRUB_EFI_LOONGSON_SYSTEM_RAM_HIGH,
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GRUB_EFI_LOONGSON_MEMORY_RESERVED,
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GRUB_EFI_LOONGSON_PCI_IO,
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GRUB_EFI_LOONGSON_PCI_MEM,
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GRUB_EFI_LOONGSON_CFG_REG,
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GRUB_EFI_LOONGSON_VIDEO_ROM,
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GRUB_EFI_LOONGSON_ADAPTER_ROM,
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GRUB_EFI_LOONGSON_ACPI_TABLE,
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GRUB_EFI_LOONGSON_SMBIOS_TABLE,
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GRUB_EFI_LOONGSON_UMA_VIDEO_RAM,
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GRUB_EFI_LOONGSON_VUMA_VIDEO_RAM,
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GRUB_EFI_LOONGSON_SYSTEM_RAM_LOW_DMA,
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GRUB_EFI_LOONGSON_SYSTEM_RAM_HIGH_DMA,
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GRUB_EFI_LOONGSON_ACPI_NVS,
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GRUB_EFI_LOONGSON_MAX_MEMORY_TYPE
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}
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grub_efi_loongson_memory_type;
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typedef struct
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{
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grub_uint16_t vers; /* version */
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grub_uint32_t nr_map; /* number of memory_maps */
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grub_uint32_t mem_freq; /* memory frequence */
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struct mem_map {
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grub_uint32_t node_id; /* node_id which memory attached to */
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grub_uint32_t mem_type; /* system memory, pci memory, pci io, etc. */
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grub_uint64_t mem_start; /* memory map start address */
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grub_uint32_t mem_size; /* each memory_map size, not the total size */
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} map[GRUB_EFI_LOONGSON_MMAP_MAX];
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} GRUB_PACKED
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grub_efi_loongson_memory_map;
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/*
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* Capability and feature descriptor structure for MIPS CPU
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*/
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typedef struct
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{
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grub_uint16_t vers; /* version */
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grub_uint32_t processor_id; /* PRID, e.g. 6305, 6306 */
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grub_uint32_t cputype; /* Loongson_3A/3B, etc. */
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grub_uint32_t total_node; /* num of total numa nodes */
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grub_uint16_t cpu_startup_core_id; /* Boot core id */
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grub_uint16_t reserved_cores_mask;
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grub_uint32_t cpu_clock_freq; /* cpu_clock */
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grub_uint32_t nr_cpus;
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} GRUB_PACKED
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grub_efi_loongson_cpu_info;
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#define GRUB_EFI_LOONGSON_MAX_UARTS 64
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typedef struct
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{
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grub_uint32_t iotype; /* see include/linux/serial_core.h */
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grub_uint32_t uartclk;
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grub_uint32_t int_offset;
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grub_uint64_t uart_base;
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} GRUB_PACKED
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grub_efi_loongson_uart_device;
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#define GRUB_EFI_LOONGSON_MAX_SENSORS 64
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typedef struct
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{
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char name[32]; /* a formal name */
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char label[64]; /* a flexible description */
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grub_uint32_t type; /* SENSOR_* */
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grub_uint32_t id; /* instance id of a sensor-class */
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grub_uint32_t fan_policy;
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grub_uint32_t fan_percent; /* only for constant speed policy */
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grub_uint64_t base_addr; /* base address of device registers */
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} GRUB_PACKED
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grub_efi_loongson_sensor_device;
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typedef struct
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{
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grub_uint16_t vers; /* version */
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grub_uint32_t ccnuma_smp; /* 0: no numa; 1: has numa */
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grub_uint32_t sing_double_channel; /* 1:single; 2:double */
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grub_uint32_t nr_uarts;
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grub_efi_loongson_uart_device uarts[GRUB_EFI_LOONGSON_MAX_UARTS];
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grub_uint32_t nr_sensors;
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grub_efi_loongson_sensor_device sensors[GRUB_EFI_LOONGSON_MAX_SENSORS];
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char has_ec;
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char ec_name[32];
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grub_uint64_t ec_base_addr;
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char has_tcm;
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char tcm_name[32];
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grub_uint64_t tcm_base_addr;
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grub_uint64_t workarounds; /* see workarounds.h */
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} GRUB_PACKED
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grub_efi_loongson_system_info;
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typedef struct
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{
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grub_uint16_t vers;
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grub_uint16_t size;
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grub_uint16_t rtr_bus;
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grub_uint16_t rtr_devfn;
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grub_uint32_t vendor;
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grub_uint32_t device;
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grub_uint32_t PIC_type; /* conform use HT or PCI to route to CPU-PIC */
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grub_uint64_t ht_int_bit; /* 3A: 1<<24; 3B: 1<<16 */
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grub_uint64_t ht_enable; /* irqs used in this PIC */
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grub_uint32_t node_id; /* node id: 0x0-0; 0x1-1; 0x10-2; 0x11-3 */
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grub_uint64_t pci_mem_start_addr;
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grub_uint64_t pci_mem_end_addr;
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grub_uint64_t pci_io_start_addr;
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grub_uint64_t pci_io_end_addr;
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grub_uint64_t pci_config_addr;
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grub_uint32_t dma_mask_bits;
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} GRUB_PACKED
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grub_efi_loongson_irq_src_routing_table;
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typedef struct
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{
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grub_uint16_t vers; /* version */
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grub_uint16_t size;
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grub_uint8_t flag;
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char description[64];
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} GRUB_PACKED
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grub_efi_loongson_interface_info;
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#define GRUB_EFI_LOONGSON_MAX_RESOURCE_NUMBER 128
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typedef struct
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{
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grub_uint64_t start; /* resource start address */
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grub_uint64_t end; /* resource end address */
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char name[64];
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grub_uint32_t flags;
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}
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grub_efi_loongson_resource;
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/* arch specific additions */
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typedef struct
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{
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}
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grub_efi_loongson_archdev_data;
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typedef struct
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{
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char name[64]; /* hold the device name */
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grub_uint32_t num_resources; /* number of device_resource */
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/* for each device's resource */
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grub_efi_loongson_resource resource[GRUB_EFI_LOONGSON_MAX_RESOURCE_NUMBER];
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/* arch specific additions */
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grub_efi_loongson_archdev_data archdata;
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}
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grub_efi_loongson_board_devices;
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typedef struct
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{
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grub_uint16_t vers; /* version */
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char special_name[64]; /* special_atribute_name */
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grub_uint32_t loongson_special_type; /* type of special device */
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/* for each device's resource */
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grub_efi_loongson_resource resource[GRUB_EFI_LOONGSON_MAX_RESOURCE_NUMBER];
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}
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grub_efi_loongson_special_attribute;
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typedef struct
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{
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grub_uint64_t memory_offset; /* efi_loongson_memory_map struct offset */
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grub_uint64_t cpu_offset; /* efi_loongson_cpuinfo struct offset */
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grub_uint64_t system_offset; /* efi_loongson_system_info struct offset */
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grub_uint64_t irq_offset; /* efi_loongson_irq_src_routing_table struct offset */
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grub_uint64_t interface_offset; /* interface_info struct offset */
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grub_uint64_t special_offset; /* efi_loongson_special_attribute struct offset */
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grub_uint64_t boarddev_table_offset; /* efi_loongson_board_devices offset */
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}
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grub_efi_loongson_params;
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typedef struct
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{
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grub_uint16_t vers; /* version */
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grub_uint64_t vga_bios; /* vga_bios address */
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grub_efi_loongson_params lp;
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}
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grub_efi_loongson_smbios_table;
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typedef struct
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{
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grub_uint64_t reset_cold;
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grub_uint64_t reset_warm;
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grub_uint64_t reset_type;
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grub_uint64_t shutdown;
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grub_uint64_t do_suspend; /* NULL if not support */
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}
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grub_efi_loongson_reset_system;
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typedef struct
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{
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grub_uint64_t mps; /* MPS table */
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grub_uint64_t acpi; /* ACPI table (IA64 ext 0.71) */
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grub_uint64_t acpi20; /* ACPI table (ACPI 2.0) */
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grub_efi_loongson_smbios_table smbios; /* SM BIOS table */
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grub_uint64_t sal_systab; /* SAL system table */
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grub_uint64_t boot_info; /* boot info table */
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}
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grub_efi_loongson;
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typedef struct
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{
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grub_efi_loongson efi;
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grub_efi_loongson_reset_system reset_system;
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}
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grub_efi_loongson_boot_params;
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extern grub_uint64_t grub_efi_loongson_reset_system_addr;
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extern void grub_efi_loongson_reset_cold (void);
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extern void grub_efi_loongson_reset_warm (void);
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extern void grub_efi_loongson_reset_shutdown (void);
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extern void grub_efi_loongson_reset_suspend (void);
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void grub_efi_loongson_init (void);
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void grub_efi_loongson_fini (void);
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void grub_efi_loongson_alloc_boot_params (void);
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void grub_efi_loongson_free_boot_params (void);
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void * grub_efi_loongson_get_smbios_table (void);
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int EXPORT_FUNC(grub_efi_is_loongson) (void);
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grub_uint8_t
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EXPORT_FUNC(grub_efi_loongson_calculatesum8) (const grub_uint8_t *Buffer, grub_efi_uintn_t Length);
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grub_uint8_t
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EXPORT_FUNC(grub_efi_loongson_grub_calculatechecksum8) (const grub_uint8_t *Buffer, grub_efi_uintn_t Length);
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void *
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EXPORT_FUNC(grub_efi_loongson_get_boot_params) (void);
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typedef struct _extention_list_hdr{
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grub_uint64_t signature;
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grub_uint32_t length;
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grub_uint8_t revision;
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grub_uint8_t checksum;
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struct _extention_list_hdr *next;
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}GRUB_PACKED
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ext_list;
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typedef struct bootparamsinterface {
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grub_uint64_t signature; //{'B', 'P', 'I', '_', '0', '_', '1'}
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grub_efi_system_table_t *systemtable;
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ext_list *extlist;
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}GRUB_PACKED
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bootparamsinterface;
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typedef struct {
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ext_list header; // {'M', 'E', 'M'}
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grub_uint8_t mapcount;
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struct GRUB_PACKED memmap {
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grub_uint32_t memtype;
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grub_uint64_t memstart;
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grub_uint64_t memsize;
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} map[GRUB_EFI_LOONGSON_MMAP_MAX];
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}GRUB_PACKED
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mem_map;
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typedef struct {
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ext_list header; // {VBIOS}
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grub_uint64_t vbiosaddr;
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}GRUB_PACKED
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vbios;
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grub_uint32_t
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EXPORT_FUNC (grub_efi_loongson_memmap_sort) (struct memmap array[], grub_uint32_t length, mem_map * bpmem, grub_uint32_t index, grub_uint32_t memtype);
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#endif /* ! GRUB_EFI_LOONGSON_HEADER */
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