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Reserve more pages for SMP trampoline

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This commit is contained in:
Alex 2023-04-23 06:28:12 +03:00
parent 89d747e52c
commit dc6fd148fc
Signed by untrusted user who does not match committer: enderice2
GPG Key ID: EACC3AD603BAB4DD
2 changed files with 2 additions and 1 deletions
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1
Architecture/amd64/cpu/SymmetricMultiprocessing.cpp
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@ -103,6 +103,7 @@ namespace SMP
/* We reserved the TRAMPOLINE_START address inside Physical class. */
Memory::Virtual().Map((void *)TRAMPOLINE_START, (void *)TRAMPOLINE_START, TrampolineLength, Memory::PTFlag::RW);
memcpy((void *)TRAMPOLINE_START, &_trampoline_start, TrampolineLength);
debug("Trampoline address: %#lx-%#lx", TRAMPOLINE_START, TRAMPOLINE_START + TrampolineLength);
void *CPUTmpStack = KernelAllocator.RequestPages(TO_PAGES(STACK_SIZE + 1));
asmv("sgdt [0x580]\n"

2
Core/Memory/PhysicalMemoryManager.cpp
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@ -430,7 +430,7 @@ namespace Memory
debug("Reserving pages for SMP...");
this->ReservePage((void *)0x0); /* Trampoline stack, gdt, idt, etc... */
this->ReservePage((void *)0x2000); /* TRAMPOLINE_START */
this->ReservePages((void *)0x2000, 4); /* TRAMPOLINE_START */
debug("Reserving bitmap pages...");
this->ReservePages(PageBitmap.Buffer, TO_PAGES(PageBitmap.Size));