Move to GitHub for flexing

5 files changed, 89 insertions, 0 deletions

diff --git a/include/gdt.h b/include/gdt.h
index 8b239dd..51a7112 100644
--- a/include/gdt.h
+++ b/include/gdt.h
@@ -14,4 +14,8 @@ struct GDT_ptr {
     uint32_t base;
 } __attribute((packed));
 
+uint8_t gdt_entries[8 * 3]; // (8 bytes per entry) * (num entries) 
+
+void encodeGDT(uint8_t* gdtEntry, struct GDT source);
+void initializeGDT();
 #endif //GDT_H
diff --git a/include/idt.h b/include/idt.h
new file mode 100644
index 0000000..c08cf75
--- /dev/null
+++ b/include/idt.h
@@ -0,0 +1,56 @@
+#ifndef IDT_H
+#define IDT_H
+
+#include "types.h"
+
+struct IDT {
+    uint32_t base;
+    uint16_t selector;
+    uint8_t  flags;
+} __attribute__((packed));
+
+struct IDT_ptr {
+    uint16_t limit;
+    uint32_t base;
+} __attribute__((packed));
+
+uint8_t idt_entries[8 * 256]; // 8 bytes per entry * 256 entries
+
+struct IDT createIDT(uint32_t base, uint16_t selector, uint8_t flags); 
+void encodeIDT(uint8_t* idtEntry, struct IDT source);
+void initializeIDT();
+
+extern void isr0 (); 
+extern void isr1 ();
+extern void isr2 ();
+extern void isr3 ();
+extern void isr4 ();
+extern void isr5 ();
+extern void isr6 ();
+extern void isr7 ();
+extern void isr8 ();
+extern void isr9 ();
+extern void isr10();
+extern void isr11(); 
+extern void isr12();
+extern void isr13();
+extern void isr14();
+extern void isr15();
+extern void isr16();
+extern void isr17();
+extern void isr18();
+extern void isr19();
+extern void isr20();
+extern void isr21();
+extern void isr22();
+extern void isr23();
+extern void isr24();
+extern void isr25();
+extern void isr26();
+extern void isr27();
+extern void isr28();
+extern void isr29();
+extern void isr30();
+extern void isr31();
+
+#endif // IDT_H
diff --git a/include/isr.h b/include/isr.h
new file mode 100644
index 0000000..831a2f4
--- /dev/null
+++ b/include/isr.h
@@ -0,0 +1,13 @@
+#ifndef ISR_H
+#define ISR_H
+
+#include "types.h"
+
+struct registers{
+    uint32_t ds;
+    uint32_t edi, esi, ebp, esp, ebx, edx, ecx, eax;
+    uint32_t int_no, err_code;
+    uint32_t eip, cs, eflags, useresp, ss;
+} __attribute__((packed));
+
+#endif // ISR_H
diff --git a/include/port.h b/include/port.h
new file mode 100644
index 0000000..d3e6897
--- /dev/null
+++ b/include/port.h
@@ -0,0 +1,11 @@
+#ifndef PORT_H
+#define PORT_H
+
+#include "types.h"
+
+uint8_t  port_byte_in (uint8_t port);
+void     port_byte_out(uint8_t port, uint8_t data);
+uint16_t port_word_in (uint16_t port); 
+void     port_word_out(uint16_t port, uint16_t data);
+
+#endif // PORT_H
diff --git a/include/print.h b/include/print.h
index c46843c..421b1f0 100644
--- a/include/print.h
+++ b/include/print.h
@@ -11,9 +11,14 @@ typedef struct TextOutput {
     uint16_t* vid_mem;
 }__attribute__((packed)) TextOutput;
 
+TextOutput monitor;
+
 TextOutput createOutput(const int max_row, const int max_column, uint16_t* vid_mem);
 void scrollText(TextOutput* textOutput);
 void putChar(uint8_t character, uint8_t background, uint8_t foreground, TextOutput* textOutput);
 void print(char* string, uint8_t background, uint8_t foreground, TextOutput* textOutput);
+char* itoa(int value, char* buffer, int base);
+void printToMonitor(char* string);
+void printIntToMonitor(int num, int base);
 
 #endif // PRINT_H