Fennix/Kernel
1
0
Fork 0
mirror of https://github.com/Fennix-Project/Kernel.git synced 2025-07-09 06:19:19 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Add implementation for GDT & IDT on x32 and QoL fixes

Browse Source
This commit is contained in:
Alex
2023-05-17 03:28:57 +03:00
parent f3044ceb5f
commit d527121883
23 changed files with 1529 additions and 457 deletions
Download Patch File Download Diff File Expand all files Collapse all files

9
Architecture/amd64/AdvancedConfigurationAndPowerInterface.cpp
View File

@ -22,14 +22,15 @@
#include "../../kernel.h"
#pragma GCC diagnostic ignored "-Wint-to-pointer-cast"
namespace ACPI
{
void *ACPI::FindTable(ACPI::ACPIHeader *ACPIHeader, char *Signature)
__no_sanitize("alignment") void *ACPI::FindTable(ACPI::ACPIHeader *ACPIHeader, char *Signature)
{
for (uint64_t t = 0; t < ((ACPIHeader->Length - sizeof(ACPI::ACPIHeader)) / (XSDTSupported ? 8 : 4)); t++)
{
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wint-to-pointer-cast"
// TODO: Should I be concerned about unaligned memory access?
ACPI::ACPIHeader *SDTHdr = nullptr;
if (XSDTSupported)
@ -37,6 +38,8 @@ namespace ACPI
else
SDTHdr = (ACPI::ACPIHeader *)(*(uint32_t *)((uint64_t)ACPIHeader + sizeof(ACPI::ACPIHeader) + (t * 4)));
#pragma GCC diagnostic pop
for (int i = 0; i < 4; i++)
{
if (SDTHdr->Signature[i] != Signature[i])