x86_interrupt.h File Reference

#include "mos/x86/x86_platform.h"
#include <mos/lib/structures/list.h>
#include <mos/mos_global.h>
#include <mos/types.h>

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Macros
#define	IRQ_BASE   0x20
#define	IPI_BASE   0x50
#define	ISR_MAX_COUNT   32
#define	IRQ_MAX_COUNT   16
#define	IDT_ENTRY_COUNT   256

Enumerations
enum	x86_exception_enum_t {   EXCEPTION_DIVIDE_ERROR = 0 , EXCEPTION_DEBUG = 1 , EXCEPTION_NMI = 2 , EXCEPTION_BREAKPOINT = 3 ,   EXCEPTION_OVERFLOW = 4 , EXCEPTION_BOUND_RANGE_EXCEEDED = 5 , EXCEPTION_INVALID_OPCODE = 6 , EXCEPTION_DEVICE_NOT_AVAILABLE = 7 ,   EXCEPTION_DOUBLE_FAULT = 8 , EXCEPTION_COPROCESSOR_SEGMENT_OVERRUN = 9 , EXCEPTION_INVALID_TSS = 10 , EXCEPTION_SEGMENT_NOT_PRESENT = 11 ,   EXCEPTION_STACK_SEGMENT_FAULT = 12 , EXCEPTION_GENERAL_PROTECTION_FAULT = 13 , EXCEPTION_PAGE_FAULT = 14 , EXCEPTION_FPU_ERROR = 16 ,   EXCEPTION_ALIGNMENT_CHECK = 17 , EXCEPTION_MACHINE_CHECK = 18 , EXCEPTION_SIMD_ERROR = 19 , EXCEPTION_VIRTUALIZATION_EXCEPTION = 20 ,   EXCEPTION_CONTROL_PROTECTION_EXCEPTION = 21 , EXCEPTION_HYPERVISOR_EXCEPTION = 28 , EXCEPTION_VMM_COMMUNICATION_EXCEPTION = 29 , EXCEPTION_SECURITY_EXCEPTION = 30 ,   EXCEPTION_MAX = 31 , EXCEPTION_COUNT = 32 }
enum	x86_irq_enum_t {   IRQ_PIT_TIMER = 0 , IRQ_KEYBOARD = 1 , IRQ_CASCADE = 2 , IRQ_COM2 = 3 ,   IRQ_COM1 = 4 , IRQ_LPT2 = 5 , IRQ_FLOPPY = 6 , IRQ_LPT1 = 7 ,   IRQ_CMOS_RTC = 8 , IRQ_FREE1 = 9 , IRQ_FREE2 = 10 , IRQ_FREE3 = 11 ,   IRQ_PS2_MOUSE = 12 , IRQ_FPU = 13 , IRQ_ATA_PRIMARY = 14 , IRQ_ATA_SECONDARY = 15 ,   IRQ_MAX = 16 }

Functions
	MOS_STATIC_ASSERT (0x20 > EXCEPTION_MAX, "IRQ_BASE is too small, possibly overlapping with exceptions")
	MOS_STATIC_ASSERT (16==IRQ_MAX, "IRQ_MAX_COUNT is not equal to IRQ_MAX")
void	pic_remap_irq (void)
void	x86_interrupt_entry (ptr_t esp)
void	x86_interrupt_return_impl (const platform_regs_t *regs)

Variables
void *	isr_stub_table []
void *	irq_stub_table []

Macro Definition Documentation

IRQ_BASE

#define IRQ_BASE   0x20

Definition at line 11 of file x86_interrupt.h.

Referenced by x86_handle_irq(), x86_idt_init(), and x86_interrupt_entry().

IPI_BASE

#define IPI_BASE   0x50

Definition at line 12 of file x86_interrupt.h.

Referenced by platform_ipi_send(), x86_idt_init(), and x86_interrupt_entry().

ISR_MAX_COUNT

#define ISR_MAX_COUNT   32

Definition at line 14 of file x86_interrupt.h.

Referenced by ioapic_disable(), ioapic_enable_with_mode(), and x86_idt_init().

IRQ_MAX_COUNT

#define IRQ_MAX_COUNT   16

Definition at line 15 of file x86_interrupt.h.

Referenced by x86_idt_init().

IDT_ENTRY_COUNT

#define IDT_ENTRY_COUNT   256

Definition at line 16 of file x86_interrupt.h.

Referenced by x86_idt_init().

Enumeration Type Documentation

x86_exception_enum_t

enum x86_exception_enum_t

Enumerator
EXCEPTION_DIVIDE_ERROR
EXCEPTION_DEBUG
EXCEPTION_NMI
EXCEPTION_BREAKPOINT
EXCEPTION_OVERFLOW
EXCEPTION_BOUND_RANGE_EXCEEDED
EXCEPTION_INVALID_OPCODE
EXCEPTION_DEVICE_NOT_AVAILABLE
EXCEPTION_DOUBLE_FAULT
EXCEPTION_COPROCESSOR_SEGMENT_OVERRUN
EXCEPTION_INVALID_TSS
EXCEPTION_SEGMENT_NOT_PRESENT
EXCEPTION_STACK_SEGMENT_FAULT
EXCEPTION_GENERAL_PROTECTION_FAULT
EXCEPTION_PAGE_FAULT
EXCEPTION_FPU_ERROR
EXCEPTION_ALIGNMENT_CHECK
EXCEPTION_MACHINE_CHECK
EXCEPTION_SIMD_ERROR
EXCEPTION_VIRTUALIZATION_EXCEPTION
EXCEPTION_CONTROL_PROTECTION_EXCEPTION
EXCEPTION_HYPERVISOR_EXCEPTION
EXCEPTION_VMM_COMMUNICATION_EXCEPTION
EXCEPTION_SECURITY_EXCEPTION
EXCEPTION_MAX
EXCEPTION_COUNT

Definition at line 18 of file x86_interrupt.h.

x86_irq_enum_t

enum x86_irq_enum_t

Enumerator
IRQ_PIT_TIMER
IRQ_KEYBOARD
IRQ_CASCADE
IRQ_COM2
IRQ_COM1
IRQ_LPT2
IRQ_FLOPPY
IRQ_LPT1
IRQ_CMOS_RTC
IRQ_FREE1
IRQ_FREE2
IRQ_FREE3
IRQ_PS2_MOUSE
IRQ_FPU
IRQ_ATA_PRIMARY
IRQ_ATA_SECONDARY
IRQ_MAX

Definition at line 53 of file x86_interrupt.h.

Function Documentation

MOS_STATIC_ASSERT() [1/2]

MOS_STATIC_ASSERT	(	0x20	,
		EXCEPTION_MAX	,
		"IRQ_BASE is too	small,
		possibly overlapping with exceptions"	)

MOS_STATIC_ASSERT() [2/2]

MOS_STATIC_ASSERT	(	16	= =IRQ_MAX,
		"IRQ_MAX_COUNT is not equal to IRQ_MAX"	)

pic_remap_irq()

void pic_remap_irq

(

void

)

Definition at line 25 of file pic.c.

Referenced by platform_startup_late().

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x86_interrupt_entry()

void x86_interrupt_entry

(

ptr_t

esp

)

Definition at line 212 of file x86_interrupt.c.

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x86_interrupt_return_impl()

void x86_interrupt_return_impl ( const platform_regs_t * regs )

extern

Referenced by platform_jump_to_signal_handler(), platform_restore_from_signal_handler(), platform_return_to_userspace(), and x86_interrupt_entry().

Variable Documentation

isr_stub_table

void* isr_stub_table[]

extern

Referenced by x86_idt_init().

irq_stub_table

void* irq_stub_table[]

extern

Referenced by x86_idt_init().