132 lines
2.7 KiB
C
Executable File
132 lines
2.7 KiB
C
Executable File
#ifndef __SMP_H__
|
|
#define __SMP_H__
|
|
|
|
#include "types.h"
|
|
|
|
// OS structures
|
|
typedef enum {
|
|
E_SMP_CPU_STATE_DISABLED,
|
|
E_SMP_CPU_STATE_HALTED,
|
|
E_SMP_CPU_STATE_IDLE,
|
|
E_SMP_CPU_STATE_RUNNING
|
|
} E_SMP_CPU_STATE;
|
|
|
|
typedef struct {
|
|
u8 ID;
|
|
u32 CPUID;
|
|
|
|
u8 LAPICID;
|
|
E_SMP_CPU_STATE State;
|
|
|
|
u8 Bootstrap : 1;
|
|
} T_SMP_CPU;
|
|
|
|
typedef struct {
|
|
u8 ID;
|
|
u32 Address;
|
|
} T_SMP_IOAPIC;
|
|
|
|
// BIOS-provided Structures
|
|
typedef struct {
|
|
s8 Signature[4];
|
|
u32 TablePhysical;
|
|
u8 Length;
|
|
u8 Specification;
|
|
u8 Checksum;
|
|
} __attribute__((packed)) T_SMP_POINTER;
|
|
|
|
typedef struct {
|
|
u8 Signature[4];
|
|
u16 BaseTableLength;
|
|
u8 Specification;
|
|
u8 Checksum;
|
|
u8 OEMName[8];
|
|
u8 ProductName[12];
|
|
u32 OEMTablePointer;
|
|
u16 OEMTableSize;
|
|
u16 NumEntries;
|
|
u32 LAPICAddress;
|
|
u16 ExtendedTableLength;
|
|
u8 ExtendedTableChecksum;
|
|
u8 Reserved;
|
|
} __attribute__((packed)) T_SMP_CONFIGURATION_HEADER;
|
|
|
|
typedef struct {
|
|
u8 EntryType;
|
|
u8 LAPICID;
|
|
u8 LAPICVersion;
|
|
u8 FlagAvailable : 1;
|
|
u8 FlagBootstrap : 1;
|
|
u8 FlagReserved : 6;
|
|
u32 Signature;
|
|
u32 CPUID;
|
|
u32 Reserved1;
|
|
u32 Reserved2;
|
|
} __attribute__((packed)) T_SMP_ENTRY_CPU;
|
|
|
|
typedef struct {
|
|
u8 EntryType;
|
|
u8 BusID;
|
|
u8 BusType[6];
|
|
} __attribute__((packed)) T_SMP_ENTRY_BUS;
|
|
|
|
typedef struct {
|
|
u8 EntryType;
|
|
u8 ID;
|
|
u8 Version;
|
|
u8 Available : 1;
|
|
u8 Reserved : 7;
|
|
u32 Address;
|
|
} __attribute__((packed)) T_SMP_ENTRY_IOAPIC;
|
|
|
|
typedef enum {
|
|
E_SMP_INTERRUPT_TYPE_INT = 0,
|
|
E_SMP_INTERRUPT_TYPE_NMI = 1,
|
|
E_SMP_INTERRUPT_TYPE_SMI = 2,
|
|
E_SMP_INTERRUPT_TYPE_ExtINT = 3
|
|
} E_SMP_INTERRUPT_TYPE;
|
|
|
|
typedef enum {
|
|
E_SMP_POLARITY_BUS = 0,
|
|
E_SMP_POLARITY_HIGH = 1,
|
|
E_SMP_POLARITY_RESERVED = 2,
|
|
E_SMP_POLARITY_LOW = 3
|
|
} E_SMP_POLARITY;
|
|
|
|
typedef enum {
|
|
E_SMP_TRIGGER_MODE_BUS = 0,
|
|
E_SMP_TRIGGER_MODE_EDGE = 1,
|
|
E_SMP_TRIGGER_MODE_RESERVED = 2,
|
|
E_SMP_TRIGGER_MODE_LEVEL = 3
|
|
} E_SMP_TRIGGER_MODE;
|
|
|
|
typedef struct {
|
|
u8 EntryType;
|
|
E_SMP_INTERRUPT_TYPE InterruptType : 8;
|
|
E_SMP_POLARITY Polarity : 2;
|
|
E_SMP_TRIGGER_MODE TriggerMode : 2;
|
|
u16 Reserved : 12;
|
|
u8 SourceBusID;
|
|
u8 SourceBusIRQ;
|
|
u8 DestinationIOAPICID;
|
|
u8 DestinationIOAPICINTIN;
|
|
} __attribute__((packed)) T_SMP_ENTRY_IO_INTERRUPT;
|
|
|
|
typedef struct {
|
|
u8 EntryType;
|
|
E_SMP_INTERRUPT_TYPE InterruptType : 8; //hack?
|
|
E_SMP_POLARITY Polarity : 2;
|
|
E_SMP_TRIGGER_MODE TriggerMode : 2;
|
|
u16 Reserved : 12;
|
|
u8 SourceBusID;
|
|
u8 SourceBusIRQ;
|
|
u8 DestinationLAPICID;
|
|
u8 DestinationLAPICLINTIN;
|
|
} __attribute__((packed)) T_SMP_ENTRY_LOCAL_INTERRUPT;
|
|
|
|
u64 smp_find_pointer(u64 Start, u64 End);
|
|
void smp_initialize(void);
|
|
void smp_parse_configuration_table(u32 TableAddress);
|
|
|
|
#endif
|