regs.hpp File Reference

#include <stdint.h>
#include <stddef.h>

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Data Structures
struct	registers
struct	CR0
struct	CR2
struct	CR3
struct	IDTR
struct	GDTR

Functions
struct registers	__attribute__ ((packed))
	__attribute__ ((always_inline)) static inline struct CR0 readCR0(void)

Variables
uint32_t	ds
uint32_t	edi
uint32_t	esi
uint32_t	ebp
uint32_t	ignored
uint32_t	ebx
uint32_t	edx
uint32_t	ecx
uint32_t	eax
uint32_t	int_num
uint32_t	err_code
uint32_t	eip
uint32_t	cs
uint32_t	eflags
uint32_t	esp
uint32_t	ss
uint32_t	protectedMode
uint32_t	monitorCoProcessor
uint32_t	emulation
uint32_t	taskSwitched
uint32_t	extensionType
uint32_t	numericError
uint32_t	reservedA
uint32_t	writeProtection
uint32_t	reservedB
uint32_t	alignmentMask
uint32_t	reservedC
uint32_t	nonWriteThrough
uint32_t	cacheDisable
uint32_t	pagingEnable
uint32_t	pageFaultAddr
uint32_t	ignoredA
uint32_t	writeThrough
uint32_t	ignoredB
uint32_t	pageDir
uint16_t	size
uint32_t	base

Detailed Description

i686 control register definitions. C & C++ compatible header.

Author

Keeton Feavel (keeto.nosp@m.nfea.nosp@m.vel@c.nosp@m.edar.nosp@m.ville.nosp@m..edu)

Version

0.3

Date

2019-12-10

Copyright

Copyright the Xyris Contributors (c) 2019

Definition in file regs.hpp.

Function Documentation

__attribute__() [1/2]

__attribute__

(

(always_inline)

)

Definition at line 83 of file regs.hpp.

{
    struct CR0 x;
    asm volatile("mov %%cr0, %0": "=r"(x));
    return x;
}

__attribute__() [2/2]

struct GDTR __attribute__

(

(packed)

)

Variable Documentation

alignmentMask

uint32_t alignmentMask

Definition at line 11 of file regs.hpp.

base

uint32_t base

Definition at line 3 of file regs.hpp.

cacheDisable

uint32_t cacheDisable

Definition at line 14 of file regs.hpp.

cs

uint32_t cs

Definition at line 5 of file regs.hpp.

ds

uint32_t ds

Definition at line 2 of file regs.hpp.

eax

uint32_t eax

Definition at line 3 of file regs.hpp.

ebp

uint32_t ebp

Definition at line 3 of file regs.hpp.

ebx

uint32_t ebx

Definition at line 3 of file regs.hpp.

ecx

uint32_t ecx

Definition at line 3 of file regs.hpp.

edi

uint32_t edi

Definition at line 3 of file regs.hpp.

edx

uint32_t edx

Definition at line 3 of file regs.hpp.

eflags

uint32_t eflags

Definition at line 5 of file regs.hpp.

eip

uint32_t eip

Definition at line 5 of file regs.hpp.

emulation

uint32_t emulation

Definition at line 4 of file regs.hpp.

err_code

uint32_t err_code

Definition at line 4 of file regs.hpp.

esi

uint32_t esi

Definition at line 3 of file regs.hpp.

esp

uint32_t esp

Definition at line 5 of file regs.hpp.

extensionType

uint32_t extensionType

Definition at line 6 of file regs.hpp.

ignored

uint32_t ignored

Definition at line 3 of file regs.hpp.

ignoredA

uint32_t ignoredA

Definition at line 2 of file regs.hpp.

ignoredB

uint32_t ignoredB

Definition at line 5 of file regs.hpp.

int_num

uint32_t int_num

Definition at line 4 of file regs.hpp.

monitorCoProcessor

uint32_t monitorCoProcessor

Definition at line 3 of file regs.hpp.

nonWriteThrough

uint32_t nonWriteThrough

Definition at line 13 of file regs.hpp.

numericError

uint32_t numericError

Definition at line 7 of file regs.hpp.

pageDir

uint32_t pageDir

Definition at line 6 of file regs.hpp.

pageFaultAddr

uint32_t pageFaultAddr

Definition at line 2 of file regs.hpp.

pagingEnable

uint32_t pagingEnable

Definition at line 15 of file regs.hpp.

protectedMode

uint32_t protectedMode

Definition at line 2 of file regs.hpp.

reservedA

uint32_t reservedA

Definition at line 8 of file regs.hpp.

reservedB

uint32_t reservedB

Definition at line 10 of file regs.hpp.

reservedC

uint32_t reservedC

Definition at line 12 of file regs.hpp.

size

uint16_t size

Definition at line 2 of file regs.hpp.

ss

uint32_t ss

Definition at line 5 of file regs.hpp.

taskSwitched

uint32_t taskSwitched

Definition at line 5 of file regs.hpp.

writeProtection

uint32_t writeProtection

Definition at line 9 of file regs.hpp.

writeThrough

uint32_t writeThrough

Definition at line 3 of file regs.hpp.