From c99dcc113d2a503164b8d67977d5268c69801e5b Mon Sep 17 00:00:00 2001
From: Alex <enderice2@users.noreply.github.com>
Date: Fri, 12 May 2023 05:59:35 +0300
Subject: [PATCH] Check for ACPI pointer in x64 too

---
 Core/Memory/ReserveEssentials.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Core/Memory/ReserveEssentials.cpp b/Core/Memory/ReserveEssentials.cpp
index d4d142a..14f7268 100644
--- a/Core/Memory/ReserveEssentials.cpp
+++ b/Core/Memory/ReserveEssentials.cpp
@@ -101,7 +101,13 @@ namespace Memory
 		debug("Reserving RSDT...");
 		this->ReservePages((void *)bInfo.RSDP, TO_PAGES(sizeof(BootInfo::RSDPInfo)));
 
-#if defined(a32)
+#if defined(a64)
+		if ((uintptr_t)ACPIPtr > 0x7FE00000) /* FIXME */
+		{
+			error("ACPI table is located above 0x7FE00000, which is not mapped.");
+			return;
+		}
+#elif defined(a32)
 		if ((uintptr_t)ACPIPtr > 0x2800000) /* FIXME */
 		{
 			error("ACPI table is located above 0x2800000, which is not mapped.");