From 8322f42a0b23ed5bd9c40e64b204f0dad935ff63 Mon Sep 17 00:00:00 2001
From: EmulatedSeasons <89668582+EmulatedSeasons@users.noreply.github.com>
Date: Fri, 14 Jun 2024 21:36:33 -0400
Subject: Broken attempt at freelist pmm.

---
 kernel/arch/x86_64/limine.cpp | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)

(limited to 'kernel/arch/x86_64')

diff --git a/kernel/arch/x86_64/limine.cpp b/kernel/arch/x86_64/limine.cpp
index b592592..5e9905f 100644
--- a/kernel/arch/x86_64/limine.cpp
+++ b/kernel/arch/x86_64/limine.cpp
@@ -62,12 +62,17 @@ extern void (*__init_array_end[])();
 
 void kernel_main();
 
+// this will cause problems later
+uint64_t _hhdm_offset;
+
 extern "C" void _start() {
     asm("cli");
     if (!LIMINE_BASE_REVISION_SUPPORTED) {
         hcf();
     }
 
+    _hhdm_offset = hhdm_request.response->offset;
+
     // setup gdt
     SegDesc segs[5];
     GDTR gdtr{sizeof(struct SegDesc) * 5 - 1, (uint64_t)&segs};
@@ -129,10 +134,15 @@ extern "C" void _start() {
         memmap->entries[i]->base, memmap->entries[i]->length, memmap->entries[i]->type);
     }
 
-    // broken printf mirroring 64 bit values for some reason
-    //uint64_t tester = 0xFFFE0000000000AE + 1;
-    //printf("aaaa: %lx\n", tester);
-    pmm_init(memmap_request.response, hhdm_request.response->offset);
+    printf("hhdm offset: %lx\n", _hhdm_offset);
+    // pmm_init(memmap_request.response);
+    
+    // asm("xchgw %bx, %bx");
+    // uint64_t pmm_test[5];
+    // for (size_t i = 0; i < 5; i++) {
+    //     pmm_test[i] = (uint64_t)palloc();
+    //     printf("Alloc %d: %lx\n", i, pmm_test[i]);
+    // }
 
     kernel_main();
 
-- 
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