Fixed GCC flags and added ASM calls

src/gdt.c

@@ -3,13 +3,13 @@
 typedef struct{
 typedef struct{
   uint16_t limit;
   uint16_t limit;
   uint32_t base;
   uint32_t base;
-}gdtr;
+}__attribute__((packed)) gdtr;
 
 
 static gdt_desc _gdt [MAX_GDT_DESC];
 static gdt_desc _gdt [MAX_GDT_DESC];
 static gdtr _gdtr;
 static gdtr _gdtr;
 
 
 static void gdt_install () {
 static void gdt_install () {
-  //TODO: VOODOO MAGIC
+  asm volatile("lgdt [%0]": : "p"(&_gdtr));
 }
 }
 
 
 void gdt_set_desc(uint32_t i, uint64_t base, uint64_t limit, uint8_t access, uint8_t gran)
 void gdt_set_desc(uint32_t i, uint64_t base, uint64_t limit, uint8_t access, uint8_t gran)

src/gdt.h

@@ -24,7 +24,7 @@ typedef struct{
   uint8_t  flags;
   uint8_t  flags;
   uint8_t  gran;
   uint8_t  gran;
   uint8_t  high_base;
   uint8_t  high_base;
-} gdt_desc;
+} __attribute__((packed)) gdt_desc;
 
 
 extern void gdt_set_desc(uint32_t i, uint64_t base, uint64_t limit, uint8_t access, uint8_t gran);
 extern void gdt_set_desc(uint32_t i, uint64_t base, uint64_t limit, uint8_t access, uint8_t gran);
 extern gdt_desc* gdt_get_desc(int i);
 extern gdt_desc* gdt_get_desc(int i);

src/idt.c

@@ -3,13 +3,14 @@
 typedef struct{
 typedef struct{
   uint16_t limit;
   uint16_t limit;
   uint32_t base;
   uint32_t base;
-} idtr;
+} __attribute__((packed)) idtr;
 
 
 static idt_desc _idt [MAX_IDT_INT];
 static idt_desc _idt [MAX_IDT_INT];
 static idtr _idtr;
 static idtr _idtr;
 
 
 static void idt_install () {
 static void idt_install () {
   //TODO: VOODOO MAGIC
   //TODO: VOODOO MAGIC
+  asm volatile ("lidt [%0]": : "p"(&_idtr));
 }
 }
 static void default_handler () {
 static void default_handler () {
   //DEBUG OUTPUT MAYBE?
   //DEBUG OUTPUT MAYBE?

src/idt.h

@@ -20,7 +20,7 @@ typedef struct {
   uint8_t  reserved;
   uint8_t  reserved;
   uint8_t  flags;
   uint8_t  flags;
   uint16_t high_base;
   uint16_t high_base;
-} idt_desc;
+} __attibute__((packed)) idt_desc;
 
 
 extern idt_desc* get_ir (uint32_t i);
 extern idt_desc* get_ir (uint32_t i);
 extern int install_ir (uint32_t i, uint16_t flags, uint16_t code_sel, IRQ_HANDLER);
 extern int install_ir (uint32_t i, uint16_t flags, uint16_t code_sel, IRQ_HANDLER);