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Introduce architecture library as new kernel subsystem and move selected routines into new subsystem

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This commit is contained in:
Rafal Kupiec
2023-01-28 10:34:55 +01:00
parent 651113c4e8
commit 27e2fdf4f2
19 changed files with 837 additions and 736 deletions
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12
xtldr/modules/xtos/i686/cpu.c
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@@ -221,7 +221,7 @@ XtpInitializeDescriptors(IN PLIST_ENTRY MemoryMappings,
RtlZeroMemory(IdtEntry, EFI_SIZE_TO_PAGES(256 * sizeof(KIDTENTRY)) * EFI_PAGE_SIZE);
/* Stores IDT register into new IDT entry */
HlStoreInterruptDescriptorTable(&OriginalIdt.Limit);
ArStoreInterruptDescriptorTable(&OriginalIdt.Limit);
RtlCopyMemory(IdtEntry, OriginalIdt.Base, OriginalIdt.Limit + 1);
/* Map IDT and set its virtual address */
@@ -262,12 +262,12 @@ XtpLoadProcessorContext(IN PKGDTENTRY Gdt,
IdtDescriptor.Limit = 256 * sizeof(KIDTENTRY) - 1;
/* Load GDT and TSS */
HlLoadGlobalDescriptorTable(&GdtDescriptor.Limit);
HlLoadInterruptDescriptorTable(&IdtDescriptor.Limit);
HlLoadTaskRegister((UINT32)KGDT_SYS_TSS);
ArLoadGlobalDescriptorTable(&GdtDescriptor.Limit);
ArLoadInterruptDescriptorTable(&IdtDescriptor.Limit);
ArLoadTaskRegister((UINT32)KGDT_SYS_TSS);
/* Load PCR in FS segment */
HlLoadSegment(SEGMENT_FS, KGDT_R0_PCR);
ArLoadSegment(SEGMENT_FS, KGDT_R0_PCR);
/* Re-enable IDE interrupts */
HlIoPortOutByte(0x376, 0);
@@ -306,7 +306,7 @@ XtpSetProcessorContext(IN PLIST_ENTRY MemoryMappings,
XtLdrProtocol->DbgPrint(L"Setting processor context\n");
/* Disable interrupts */
HlClearInterruptFlag();
ArClearInterruptFlag();
/* Initialize GDT */
Status = XtpInitializeDescriptors(MemoryMappings, VirtualAddress, Gdt, Idt);