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新增rust ffi (#77)
* 引入cargo * 取消对Cargo.lock的跟踪 * 解决vscode报错问题 * new: rust的代码能够调用c语言的printk_color * 1、将原本run.sh的工作拆解,变为几个不同的make命令 2、在docker镜像中编译rust * 更改workflow * update workflow * new: 解决workflow无法通过编译的问题
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197
kernel/src/driver/acpi/acpi.h
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197
kernel/src/driver/acpi/acpi.h
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/**
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* 解析acpi信息的模块
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**/
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#pragma once
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#include <common/glib.h>
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#include <mm/mm.h>
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#define ACPI_ICS_TYPE_PROCESSOR_LOCAL_APIC 0
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#define ACPI_ICS_TYPE_IO_APIC 1
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#define ACPI_ICS_TYPE_INTERRUPT_SOURCE_OVERRIDE 2
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#define ACPI_ICS_TYPE_NMI_SOURCE 3
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#define ACPI_ICS_TYPE_LOCAL_APIC_NMI 4
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#define ACPI_ICS_TYPE_LOCAL_APIC_ADDRESS_OVERRIDE 5
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#define ACPI_ICS_TYPE_IO_SAPIC 6
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#define ACPI_ICS_TYPE_LOCAL_SAPIC 7
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#define ACPI_ICS_TYPE_PLATFORM_INTERRUPT_SOURCES 8
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#define ACPI_ICS_TYPE_PROCESSOR_LOCAL_x2APIC 9
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#define ACPI_ICS_TYPE_PROCESSOR_LOCAL_x2APIC_NMI 0xA
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#define ACPI_ICS_TYPE_PROCESSOR_GICC 0xB
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#define ACPI_ICS_TYPE_PROCESSOR_GICD 0xC
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#define ACPI_ICS_TYPE_PROCESSOR_GIC_MSI_Frame 0xD
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#define ACPI_ICS_TYPE_PROCESSOR_GICR 0xE
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#define ACPI_ICS_TYPE_PROCESSOR_GIC_ITS 0xF
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// 0x10-0x7f Reserved. OSPM skips structures of the reserved type.
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// 0x80-0xff Reserved for OEM use
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// extern const uint64_t acpi_rsdt_virt_addr_base ; // RSDT的虚拟地址
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// extern const uint64_t acpi_description_header_base ; // RSDT中的第一个entry所在虚拟地址
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bool acpi_use_xsdt = false;
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struct acpi_RSDP_t
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{
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unsigned char Signature[8];
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unsigned char Checksum;
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unsigned char OEMID[6];
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unsigned char Revision;
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// 32bit physical address of the RSDT
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uint RsdtAddress;
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} __attribute__((packed));
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struct acpi_RSDP_2_t
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{
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struct acpi_RSDP_t rsdp1;
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// fields below are only valid when the revision value is 2 or above
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// 表的长度(单位:字节)从offset=0开始算
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uint Length;
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// 64bit的XSDT的物理地址
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ul XsdtAddress;
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unsigned char ExtendedChecksum; // 整个表的checksum,包括了之前的checksum区域
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unsigned char Reserved[3];
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} __attribute__((packed));
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struct acpi_system_description_table_header_t
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{
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// The ascii string representation of the table header.
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unsigned char Signature[4];
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// 整个表的长度(单位:字节),包括了header,从偏移量0处开始
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uint Length;
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// The revision of the structure corresponding to the signature field for this table.
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unsigned char Revision;
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// The entire table, including the checksum field, must add to zero to be considered valid.
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char Checksum;
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unsigned char OEMID[6];
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unsigned char OEM_Table_ID[8];
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uint OEMRevision;
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uint CreatorID;
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uint CreatorRevision;
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} __attribute__((packed));
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// HPET描述符结构体,sign为HPET
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struct acpi_HPET_description_table_t
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{
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struct acpi_system_description_table_header_t header;
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uint8_t hardware_rev_id;
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uint8_t comparator_count : 5; // Number of Comparators in 1st Timer Block
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uint8_t counter_size : 1; // COUNT_SIZE_CAP counter size
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uint8_t reserved0 : 1;
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uint8_t legacy_replacement : 1; // LegacyReplacement IRQ Routing Capable
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uint16_t pci_vendor_id; // PCI Vendor ID of 1st Timer Block
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uint8_t address_space_id; // 0 - system memory, 1 - system I/O
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uint8_t register_bit_width;
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uint8_t register_bit_offset;
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uint8_t reserved1;
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uint64_t address;
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uint8_t hpet_number;
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uint16_t minimum_tick; // The minimum clock ticks can be set without lost interrupts while the counter is programmed to operate in periodic mode
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uint8_t page_protection;
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} __attribute__((packed));
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// =========== MADT结构,其中Signature为APIC ============
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struct acpi_Multiple_APIC_Description_Table_t
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{
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struct acpi_system_description_table_header_t header;
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// 32bit的,每个处理器可访问的local中断控制器的物理地址
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uint Local_Interrupt_Controller_Address;
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// Multiple APIC flags, 详见 ACPI Specification Version 6.3, Table 5-44
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uint flags;
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// 接下来的(length-44)字节是Interrupt Controller Structure
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};
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struct apic_Interrupt_Controller_Structure_header_t
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{
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unsigned char type;
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unsigned char length;
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};
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struct acpi_Processor_Local_APIC_Structure_t
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{
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// type=0
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struct apic_Interrupt_Controller_Structure_header_t header;
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unsigned char ACPI_Processor_UID;
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// 处理器的local apic id
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unsigned char local_apic_id;
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//详见 ACPI Specification Version 6.3, Table 5-47
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uint flags;
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};
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struct acpi_IO_APIC_Structure_t
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{
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// type=1
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struct apic_Interrupt_Controller_Structure_header_t header;
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unsigned char IO_APIC_ID;
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unsigned char Reserved;
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// 32bit的IO APIC物理地址 (每个IO APIC都有一个独立的物理地址)
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uint IO_APIC_Address;
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// 当前IO APIC的全局系统中断向量号起始值
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// The number of intr inputs is determined by the IO APIC's Max Redir Entry register.
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uint Global_System_Interrupt_Base;
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};
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// =========== RSDT 结构 =============
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struct acpi_RSDT_Structure_t
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{
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// 通过RSDT的header->Length可以计算出entry的数量n
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// n = (length - 32)/4
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struct acpi_system_description_table_header_t header;
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// 一个包含了n个32bit物理地址的数组,指向了其他的description headers
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uint Entry;
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};
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// =========== XSDT 结构 =============
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struct acpi_XSDT_Structure_t
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{
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// 通过RSDT的header->Length可以计算出entry的数量n
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// n = (length - 36)/8
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struct acpi_system_description_table_header_t header;
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// 一个包含了n个64bit物理地址的数组,指向了其他的description headers
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ul Entry;
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};
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/**
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* @brief 迭代器,用于迭代描述符头(位于ACPI标准文件的Table 5-29)
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* @param _fun 迭代操作调用的函数
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* @param _data 数据
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*/
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void acpi_iter_SDT(bool (*_fun)(const struct acpi_system_description_table_header_t *, void *),
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void *_data);
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/**
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* @brief 获取MADT信息 Multiple APIC Description Table
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*
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* @param _iter_data 要被迭代的信息的结构体
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* @param _data 返回的MADT的虚拟地址
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* @param count 返回数组的长度
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* @return true
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* @return false
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*/
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bool acpi_get_MADT(const struct acpi_system_description_table_header_t *_iter_data, void *_data);
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/**
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* @brief 获取HPET HPET_description_table
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*
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* @param _iter_data 要被迭代的信息的结构体
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* @param _data 返回的HPET表的虚拟地址
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* @return true
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* @return false
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*/
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bool acpi_get_HPET(const struct acpi_system_description_table_header_t *_iter_data, void *_data);
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// 初始化acpi模块
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void acpi_init();
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