TSS Struct Reference

Intel's Task State Segment. More...

#include <IntelCore.h>

Data Fields
u32	backlink
u32	esp0
u32	ss0
u32	esp1
u32	ss1
u32	esp2
u32	ss2
u32	cr3
u32	eip
u32	eflags
u32	eax
u32	ecx
u32	edx
u32	ebx
u32	esp
u32	ebp
u32	esi
u32	edi
u32	es
u32	cs
u32	ss
u32	ds
u32	fs
u32	gs
u32	ldt
u32	bitmap

Detailed Description

Intel's Task State Segment.

The TSS is mainly used for hardware context switching, which the current implementation does not use. The only fields used are the esp0 and ss0, which contain the kernel stack address and segment used when processing an interrupt.

Definition at line 152 of file IntelCore.h.

Field Documentation

backlink

u32 TSS::backlink

Definition at line 154 of file IntelCore.h.

bitmap

u32 TSS::bitmap

Definition at line 166 of file IntelCore.h.

Referenced by IntelKernel::IntelKernel().

cr3

u32 TSS::cr3

Definition at line 158 of file IntelCore.h.

cs

u32 TSS::cs

Definition at line 164 of file IntelCore.h.

ds

u32 TSS::ds

Definition at line 164 of file IntelCore.h.

eax

u32 TSS::eax

Definition at line 161 of file IntelCore.h.

ebp

u32 TSS::ebp

Definition at line 162 of file IntelCore.h.

ebx

u32 TSS::ebx

Definition at line 161 of file IntelCore.h.

ecx

u32 TSS::ecx

Definition at line 161 of file IntelCore.h.

edi

u32 TSS::edi

Definition at line 163 of file IntelCore.h.

edx

u32 TSS::edx

Definition at line 161 of file IntelCore.h.

eflags

u32 TSS::eflags

Definition at line 160 of file IntelCore.h.

eip

u32 TSS::eip

Definition at line 159 of file IntelCore.h.

es

u32 TSS::es

Definition at line 164 of file IntelCore.h.

esi

u32 TSS::esi

Definition at line 163 of file IntelCore.h.

esp

u32 TSS::esp

Definition at line 162 of file IntelCore.h.

esp0

u32 TSS::esp0

Definition at line 155 of file IntelCore.h.

Referenced by IntelProcess::execute(), and IntelKernel::IntelKernel().

esp1

u32 TSS::esp1

Definition at line 156 of file IntelCore.h.

esp2

u32 TSS::esp2

Definition at line 157 of file IntelCore.h.

fs

u32 TSS::fs

Definition at line 164 of file IntelCore.h.

gs

u32 TSS::gs

Definition at line 164 of file IntelCore.h.

ldt

u32 TSS::ldt

Definition at line 165 of file IntelCore.h.

ss

u32 TSS::ss

Definition at line 164 of file IntelCore.h.

ss0

u32 TSS::ss0

Definition at line 155 of file IntelCore.h.

Referenced by IntelKernel::IntelKernel().

ss1

u32 TSS::ss1

Definition at line 156 of file IntelCore.h.

ss2

u32 TSS::ss2

Definition at line 157 of file IntelCore.h.

---

The documentation for this struct was generated from the following file:

• lib/libarch/intel/IntelCore.h