From 50f57237330205a4f4865f959be2acf760d22bc1 Mon Sep 17 00:00:00 2001
From: Nicholas Orlowsky <nickorlow@nickorlow.com>
Date: Sun, 2 Feb 2025 12:44:18 -0500
Subject: [PATCH] not sure what these changes were

---
 CMakeLists.txt  |  4 ++--
 kernel/kernel.c |  4 ++++
 kernel/memory.c | 25 +++++++++++++++++++++++++
 3 files changed, 31 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9ac4eaa..11b8e8a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,6 +41,6 @@ add_custom_command(OUTPUT os.iso
 )
 
 # Run & Debug targets 
-add_custom_target(run COMMAND qemu-system-i386 -boot d -cdrom os.iso -m 512 -machine type=pc-i440fx-3.1 -monitor stdio DEPENDS os.iso)
-add_custom_target(debug COMMAND ./debug.sh DEPENDS os.iso)
+add_custom_target(run COMMAND qemu-system-i386 -boot d -cdrom os.iso -m 512 -machine type=pc-i440fx-3.1 -monitor stdio -drive id=disk,file=/dev/null,if=none -device ahci,id=ahci -device ide-hd,drive=disk,bus=ahci.0 DEPENDS os.iso)
+add_custom_target(debug COMMAND ../debug.sh DEPENDS os.iso)
 
diff --git a/kernel/kernel.c b/kernel/kernel.c
index d12b817..d8efc81 100644
--- a/kernel/kernel.c
+++ b/kernel/kernel.c
@@ -1,5 +1,6 @@
 #include "./scheduler.c"
 #include "./vga.c"
+#include "./rsdp.c"
 #include <stdint.h>
 
 #include "./test_processes.c"
@@ -13,7 +14,10 @@ int kernel_main() {
 
   outb(0x3D4, 0x0A);
   outb(0x3D5, 0x20);
+  
 
+  find_rsdp();
+  for(;;){}
   clear_screen();
 
   interrupt_disable();
diff --git a/kernel/memory.c b/kernel/memory.c
index d89bdd3..0ac4413 100644
--- a/kernel/memory.c
+++ b/kernel/memory.c
@@ -2,6 +2,31 @@
 
 #include <stdint.h>
 
+// Below doesn't work!
+//uint8_t streq(char *ptr, char* ptr2) {
+//    while (1 == 1) {
+//        if (*ptr != *ptr2) {
+//            return 0;
+//        }
+//        
+//        if (*ptr == '\0') {
+//            return 1;
+//        }
+//
+//        ptr++;
+//        ptr2++;
+//    }
+//}
+
+uint8_t memseq(char *ptr, char *ptr2, uint32_t len) {
+  for (uint32_t i = 0; i < len; i++) {
+      if (ptr[i] != ptr2[i]) {
+          return 0;
+      }
+  }
+  return 1;
+}
+
 void memset(char *ptr, char data, uint32_t len) {
   for (uint32_t i = 0; i < len; i++) {
     ptr[i] = data;