xt-sys/exectos
3
5
Fork 2
Code Issues 5 Pull Requests 1 Actions Projects 1 Releases Wiki Activity

Set CR3 field in TSS to ensure correct page table context on task switches
All checks were successful
Builds / ExectOS (i686, release) (push) Successful in 43s
Details
Builds / ExectOS (amd64, release) (push) Successful in 45s
Details
Builds / ExectOS (amd64, debug) (push) Successful in 46s
Details
Builds / ExectOS (i686, debug) (push) Successful in 45s
Details

Browse Source
This commit is contained in:
Aiken Harris
2026-03-30 14:56:41 +02:00
parent 489ef8a514
commit 96df5a80b8
1 changed files with 2 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
xtoskrnl/ar/i686/procsup.cc
View File

@@ -472,7 +472,8 @@ AR::ProcSup::InitializeTss(IN PKPROCESSOR_BLOCK ProcessorBlock,
ProcessorBlock->TssBase->Esp0 = (ULONG_PTR)KernelBootStack; ProcessorBlock->TssBase->Esp0 = (ULONG_PTR)KernelBootStack;
ProcessorBlock->TssBase->Flags = 0; ProcessorBlock->TssBase->Flags = 0;
/* Set LDT and SS */ /* Set CR3, LDT and SS */
ProcessorBlock->TssBase->CR3 = CpuFunc::ReadControlRegister(3);
ProcessorBlock->TssBase->LDT = KGDT_R0_LDT; ProcessorBlock->TssBase->LDT = KGDT_R0_LDT;
ProcessorBlock->TssBase->Ss0 = KGDT_R0_DATA; ProcessorBlock->TssBase->Ss0 = KGDT_R0_DATA;