Okidoki, seems to work!

3 files changed, 34 insertions, 5 deletions

diff --git a/src/entry.asm b/src/entry.asm
index 487e4b4..d17246d 100644
--- a/src/entry.asm
+++ b/src/entry.asm
@@ -51,7 +51,7 @@
 %define A20_EXCLUDE_BIT 0xfe ; Bit 0 may be write-only, causing a crash
 
 ; GDT constants (bitmap)
-%define GDT_MAX_LIMIT 0xffff
+%define GDT_MAX_LIMIT 0xffff ; I just use the max limit lel
 %define GDT_PRESENT 0b10000000 ; Is present
 %define GDT_DESCRIPTOR 0b00010000 ; Descriptor type, set for code/data
 %define GDT_EXECUTABLE 0b00001000 ; Can be executed
diff --git a/src/lib/def.h b/src/lib/def.h
new file mode 100644
index 0000000..dc3cc55
--- /dev/null
+++ b/src/lib/def.h
@@ -0,0 +1,18 @@
+#ifndef DEF_H
+#define DEF_H
+
+typedef signed char s8;
+typedef unsigned char u8;
+
+typedef signed short s16;
+typedef unsigned short u16;
+
+typedef signed int s32;
+typedef unsigned int u32;
+
+typedef signed long long s64;
+typedef unsigned long long u64;
+
+#define NULL ((void *)0)
+
+#endif
diff --git a/src/main.c b/src/main.c
index 6b9f2da..bf0e88b 100644
--- a/src/main.c
+++ b/src/main.c
@@ -1,11 +1,22 @@
-int main()
+#include <def.h>
+
+void clear();
+
+// This must kinda be at the top
+int main(u32 *mem_info)
+{
+	mem_info++; // TODO: Use the mmap!
+	clear();
+	while (1) {
+	};
+	return 0;
+}
+
+void clear()
 {
 	char *vga = (char *)0x000B8000;
 	for (long i = 0; i < 80 * 25; i++) {
 		*vga++ = 0;
 		*vga++ = 0;
 	}
-	while (1) {
-	};
-	return 0;
 }