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git-svn-id: https://spexeah.com:8443/svn/Asuro@199 6dbc8c32-bb84-406f-8558-d1cf31a0ab0c
This commit is contained in:
kieron
2017-05-22 20:14:50 +00:00
parent 058f400b0c
commit b15760b7f6
39 changed files with 28 additions and 127 deletions
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111
src/tss.pas
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@ -17,85 +17,6 @@ uses
console;
type
{TTaskStateSegment = packed record
Res1 : uint16;
IOMap : uint16;
LDTR : uint16;
Res2 : uint16;
GS : uint16;
Res3 : uint16;
FS : uint16;
Res4 : uint16;
DS : uint16;
Res5 : uint16;
SS : uint16;
Res6 : uint16;
CS : uint16;
Res7 : uint16;
ES : uint16;
Res8 : uint16;
EDI : uint32;
ESI : uint32;
EBP : uint32;
ESP : uint32;
EBX : uint32;
EDX : uint32;
ECX : uint32;
EAX : uint32;
EFLAGS : uint32;
EIP : uint32;
CR3 : uint32;
SS2 : uint16;
Res9 : uint16;
SS1 : uint16;
Res10 : uint16;
SS0 : uint16;
Res11 : uint16;
ESP0 : uint32;
LINK : uint16;
Res12 : uint16;
end;
PTaskStateSegment = ^TTaskStateSegment;}
{
Res12 : uint16;
LINK : uint16;
ESP0 : uint32;
Res11 : uint16;
SS0 : uint16;
Res10 : uint16;
SS1 : uint16;
Res9 : uint16;
SS2 : uint16;
CR3 : uint32;
EIP : uint32;
EFLAGS : uint32;
EAX : uint32;
ECX : uint32;
EDX : uint32;
EBX : uint32;
ESP : uint32;
EBP : uint32;
ESI : uint32;
EDI : uint32;
Res8 : uint16;
ES : uint16;
Res7 : uint16;
CS : uint16;
Res6 : uint16;
SS : uint16;
Res5 : uint16;
DS : uint16;
Res4 : uint16;
FS : uint16;
Res3 : uint16;
GS : uint16;
Res2 : uint16;
LDTR : uint16;
IOPBOffset : uint16;
Res1 : uint16;
}
TTaskStateSegment = packed record
link : uint16;
link_h : uint16;
@ -144,36 +65,6 @@ type
end;
PTaskStateSegment = ^TTaskStateSegment;
{TTaskStateSegment = packed record
link : uint32;
esp0 : uint32;
ss0 : uint32;
esp1 : uint32;
ss1 : uint32;
esp2 : uint32;
ss2 : uint32;
cr3 : uint32;
eip : uint32;
eflags : uint32;
eax : uint32;
ecx : uint32;
edx : uint32;
ebx : uint32;
esp : uint32;
ebp : uint32;
esi : uint32;
edi : uint32;
es : uint32;
cs : uint32;
ss : uint32;
ds : uint32;
fs : uint32;
gs : uint32;
ldt : uint32;
iomap : uint32;
end;
PTaskStateSegment = ^TTaskStateSegment;}
var
TaskStateSegment : TTaskStateSegment;
ptrTaskStateSegment : PTaskStateSegment = @TaskStateSegment;
@ -198,7 +89,7 @@ begin
end;
ptrTaskStateSegment^.esp0:= cESP;
ptrTaskStateSegment^.CR3:= cCR3;
gdt.set_gate($05, uint32(ptrTaskStateSegment)-KERNEL_VIRTUAL_BASE, sizeof(TTaskStateSegment)-1, $89, $40); //OFFSET: 40
gdt.set_gate($05, uint32(ptrTaskStateSegment) - KERNEL_VIRTUAL_BASE, sizeof(TTaskStateSegment) - 1, $89, $40); //OFFSET: 40
gdt.reload;
asm
mov AX, 40