From 03035c98b4ba3297b837e96080e78e0aac1e86db Mon Sep 17 00:00:00 2001
From: Aleksa Vučković <aleksav013@gmail.com>
Date: Mon, 31 Jan 2022 11:16:38 +0100
Subject: Promene

---
 include/03.gdt/deo1   |  1 -
 include/03.gdt/deo2   |  9 ---------
 include/03.gdt/deo3   |  5 -----
 include/03.gdt/deo4   |  1 -
 include/03.gdt/deo5   |  2 --
 include/03.gdt/deo6   |  9 ---------
 include/03.gdt/deo7   |  4 ----
 include/03.gdt/deo8   |  5 -----
 include/03.gdt/deo9   |  2 --
 include/03.gdt/gdt.c  | 36 +++++++++++-------------------------
 include/03.gdt/gdt.h  | 26 ++++++++++++++++++++++++++
 include/03.gdt/gdt1.c |  2 ++
 include/03.gdt/gdt1.h |  2 ++
 include/03.gdt/gdt2.c |  1 +
 include/03.gdt/gdt2.h |  1 +
 include/03.gdt/gdt3.c |  2 ++
 include/03.gdt/gdt3.h |  9 +++++++++
 include/03.gdt/gdt4.c | 10 ++++++++++
 include/03.gdt/gdt4.h |  5 +++++
 include/03.gdt/gdt5.c |  4 ++++
 include/03.gdt/gdt5.h |  3 +++
 include/03.gdt/gdt6.c |  5 +++++
 include/03.gdt/gdt6.h |  1 +
 include/03.gdt/gdt7.c |  2 ++
 24 files changed, 84 insertions(+), 63 deletions(-)
 delete mode 100644 include/03.gdt/deo1
 delete mode 100644 include/03.gdt/deo2
 delete mode 100644 include/03.gdt/deo3
 delete mode 100644 include/03.gdt/deo4
 delete mode 100644 include/03.gdt/deo5
 delete mode 100644 include/03.gdt/deo6
 delete mode 100644 include/03.gdt/deo7
 delete mode 100644 include/03.gdt/deo8
 delete mode 100644 include/03.gdt/deo9
 create mode 100644 include/03.gdt/gdt.h
 create mode 100644 include/03.gdt/gdt1.c
 create mode 100644 include/03.gdt/gdt1.h
 create mode 100644 include/03.gdt/gdt2.c
 create mode 100644 include/03.gdt/gdt2.h
 create mode 100644 include/03.gdt/gdt3.c
 create mode 100644 include/03.gdt/gdt3.h
 create mode 100644 include/03.gdt/gdt4.c
 create mode 100644 include/03.gdt/gdt4.h
 create mode 100644 include/03.gdt/gdt5.c
 create mode 100644 include/03.gdt/gdt5.h
 create mode 100644 include/03.gdt/gdt6.c
 create mode 100644 include/03.gdt/gdt6.h
 create mode 100644 include/03.gdt/gdt7.c

(limited to 'include/03.gdt')

diff --git a/include/03.gdt/deo1 b/include/03.gdt/deo1
deleted file mode 100644
index c45e28b..0000000
--- a/include/03.gdt/deo1
+++ /dev/null
@@ -1 +0,0 @@
-#include<types.h>
diff --git a/include/03.gdt/deo2 b/include/03.gdt/deo2
deleted file mode 100644
index cbc5e1d..0000000
--- a/include/03.gdt/deo2
+++ /dev/null
@@ -1,9 +0,0 @@
-struct gdt_entry
-{
-    uint16_t limit;
-    uint16_t base1;
-    uint8_t base2;
-    uint8_t access;
-    uint8_t limit_flags;
-    uint8_t base3;
-} __attribute__((packed));
diff --git a/include/03.gdt/deo3 b/include/03.gdt/deo3
deleted file mode 100644
index e708661..0000000
--- a/include/03.gdt/deo3
+++ /dev/null
@@ -1,5 +0,0 @@
-struct gdt_pointer
-{
-    uint16_t size;
-    uint32_t offset;
-} __attribute__((packed));
diff --git a/include/03.gdt/deo4 b/include/03.gdt/deo4
deleted file mode 100644
index 1abf809..0000000
--- a/include/03.gdt/deo4
+++ /dev/null
@@ -1 +0,0 @@
-extern void load_gdt(struct gdt_pointer *gdtp);
diff --git a/include/03.gdt/deo5 b/include/03.gdt/deo5
deleted file mode 100644
index ba7c6e2..0000000
--- a/include/03.gdt/deo5
+++ /dev/null
@@ -1,2 +0,0 @@
-struct gdt_entry gdt[5];
-struct gdt_pointer gdtp;
diff --git a/include/03.gdt/deo6 b/include/03.gdt/deo6
deleted file mode 100644
index 8d6a1f0..0000000
--- a/include/03.gdt/deo6
+++ /dev/null
@@ -1,9 +0,0 @@
-void init_gdt_entry(size_t num, uint32_t limit, uint32_t base, uint8_t access, uint8_t limit_flags)
-{
-    gdt[num].limit=limit;
-    gdt[num].base1=(base & 0xffff);
-    gdt[num].base2=(base & 0xff0000) >> 16;
-    gdt[num].access=access;
-    gdt[num].limit_flags=limit_flags;
-    gdt[num].base3=(base & 0xff000000) >> 24;
-}
diff --git a/include/03.gdt/deo7 b/include/03.gdt/deo7
deleted file mode 100644
index d69d009..0000000
--- a/include/03.gdt/deo7
+++ /dev/null
@@ -1,4 +0,0 @@
-void init_gdt_table()
-{
-    gdtp.size=sizeof(gdt)-1;
-    gdtp.offset=(uint32_t)&gdt;
diff --git a/include/03.gdt/deo8 b/include/03.gdt/deo8
deleted file mode 100644
index a122d84..0000000
--- a/include/03.gdt/deo8
+++ /dev/null
@@ -1,5 +0,0 @@
-    init_gdt_entry(0,0,0,0,0);                              // null segment
-    init_gdt_entry(1,0xffffffff,0,0b10011010,0b11001111);   // code segment
-    init_gdt_entry(2,0xffffffff,0,0b10010010,0b11001111);   // data segment
-    init_gdt_entry(3,0xffffffff,0,0b11111010,0b11001111);   // user mode code segment
-    init_gdt_entry(4,0xffffffff,0,0b11110010,0b11001111);   // user mode data segment
diff --git a/include/03.gdt/deo9 b/include/03.gdt/deo9
deleted file mode 100644
index 89736a5..0000000
--- a/include/03.gdt/deo9
+++ /dev/null
@@ -1,2 +0,0 @@
-    load_gdt(&gdtp);
-}
diff --git a/include/03.gdt/gdt.c b/include/03.gdt/gdt.c
index e3d2b4c..76ae9dd 100644
--- a/include/03.gdt/gdt.c
+++ b/include/03.gdt/gdt.c
@@ -1,46 +1,32 @@
+#include<source/gdt.h>
 #include<types.h>
 
-struct gdt_entry
-{
-    uint16_t limit;
-    uint16_t base1;
-    uint8_t base2;
-    uint8_t access;
-    uint8_t limit_flags;
-    uint8_t base3;
-} __attribute__((packed));
-
-struct gdt_pointer
-{
-    uint16_t size;
-    uint32_t offset;
-} __attribute__((packed));
-
 extern void load_gdt(struct gdt_pointer *gdtp);
 
 struct gdt_entry gdt[5];
 struct gdt_pointer gdtp;
 
-void init_gdt_entry(size_t num, uint32_t limit, uint32_t base, uint8_t access, uint8_t limit_flags)
+void init_gdt_entry(size_t num, uint16_t limit, uint32_t base, uint8_t access,
+		uint8_t limit_flags)
 {
     gdt[num].limit=limit;
     gdt[num].base1=(base & 0xffff);
-    gdt[num].base2=(base & 0xff0000) >> 16;
+    gdt[num].base2=(uint8_t)((base & 0xff0000) >> 16);
     gdt[num].access=access;
     gdt[num].limit_flags=limit_flags;
-    gdt[num].base3=(base & 0xff000000) >> 24;
+    gdt[num].base3=(uint8_t)((base & 0xff000000) >> 24);
 }
 
-void init_gdt_table()
+void init_gdt_table(void)
 {
     gdtp.size=sizeof(gdt)-1;
     gdtp.offset=(uint32_t)&gdt;
 
-    init_gdt_entry(0,0,0,0,0);                              // null segment
-    init_gdt_entry(1,0xffffffff,0,0b10011010,0b11001111);   // code segment
-    init_gdt_entry(2,0xffffffff,0,0b10010010,0b11001111);   // data segment
-    init_gdt_entry(3,0xffffffff,0,0b11111010,0b11001111);   // user mode code segment
-    init_gdt_entry(4,0xffffffff,0,0b11110010,0b11001111);   // user mode data segment
+    init_gdt_entry(0,0,0,0,0);              // null segment
+    init_gdt_entry(1,0xffff,0,0x9a,0xcf);   // code segment
+    init_gdt_entry(2,0xffff,0,0x92,0xcf);   // data segment
+    init_gdt_entry(3,0xffff,0,0xfa,0xcf);   // user mode code segment
+    init_gdt_entry(4,0xffff,0,0xf2,0xcf);   // user mode data segment
 
     load_gdt(&gdtp);
 }
diff --git a/include/03.gdt/gdt.h b/include/03.gdt/gdt.h
new file mode 100644
index 0000000..f31a982
--- /dev/null
+++ b/include/03.gdt/gdt.h
@@ -0,0 +1,26 @@
+#ifndef SOURCE_GDT_H
+#define SOURCE_GDT_H
+
+#include<types.h>
+
+struct gdt_entry
+{
+    uint16_t limit;
+    uint16_t base1;
+    uint8_t base2;
+    uint8_t access;
+    uint8_t limit_flags;
+    uint8_t base3;
+} __attribute__((packed));
+
+struct gdt_pointer
+{
+    uint16_t size;
+    uint32_t offset;
+} __attribute__((packed));
+
+void init_gdt_entry(size_t num, uint16_t limit, uint32_t base, uint8_t access,
+        uint8_t limit_flags);
+void init_gdt_table(void);
+
+#endif
diff --git a/include/03.gdt/gdt1.c b/include/03.gdt/gdt1.c
new file mode 100644
index 0000000..dfd3835
--- /dev/null
+++ b/include/03.gdt/gdt1.c
@@ -0,0 +1,2 @@
+#include<source/gdt.h>
+#include<types.h>
diff --git a/include/03.gdt/gdt1.h b/include/03.gdt/gdt1.h
new file mode 100644
index 0000000..07fcf62
--- /dev/null
+++ b/include/03.gdt/gdt1.h
@@ -0,0 +1,2 @@
+#ifndef SOURCE_GDT_H
+#define SOURCE_GDT_H
diff --git a/include/03.gdt/gdt2.c b/include/03.gdt/gdt2.c
new file mode 100644
index 0000000..1abf809
--- /dev/null
+++ b/include/03.gdt/gdt2.c
@@ -0,0 +1 @@
+extern void load_gdt(struct gdt_pointer *gdtp);
diff --git a/include/03.gdt/gdt2.h b/include/03.gdt/gdt2.h
new file mode 100644
index 0000000..c45e28b
--- /dev/null
+++ b/include/03.gdt/gdt2.h
@@ -0,0 +1 @@
+#include<types.h>
diff --git a/include/03.gdt/gdt3.c b/include/03.gdt/gdt3.c
new file mode 100644
index 0000000..ba7c6e2
--- /dev/null
+++ b/include/03.gdt/gdt3.c
@@ -0,0 +1,2 @@
+struct gdt_entry gdt[5];
+struct gdt_pointer gdtp;
diff --git a/include/03.gdt/gdt3.h b/include/03.gdt/gdt3.h
new file mode 100644
index 0000000..cbc5e1d
--- /dev/null
+++ b/include/03.gdt/gdt3.h
@@ -0,0 +1,9 @@
+struct gdt_entry
+{
+    uint16_t limit;
+    uint16_t base1;
+    uint8_t base2;
+    uint8_t access;
+    uint8_t limit_flags;
+    uint8_t base3;
+} __attribute__((packed));
diff --git a/include/03.gdt/gdt4.c b/include/03.gdt/gdt4.c
new file mode 100644
index 0000000..ebff5cb
--- /dev/null
+++ b/include/03.gdt/gdt4.c
@@ -0,0 +1,10 @@
+void init_gdt_entry(size_t num, uint16_t limit, uint32_t base, uint8_t access,
+		uint8_t limit_flags)
+{
+    gdt[num].limit=limit;
+    gdt[num].base1=(base & 0xffff);
+    gdt[num].base2=(uint8_t)((base & 0xff0000) >> 16);
+    gdt[num].access=access;
+    gdt[num].limit_flags=limit_flags;
+    gdt[num].base3=(uint8_t)((base & 0xff000000) >> 24);
+}
diff --git a/include/03.gdt/gdt4.h b/include/03.gdt/gdt4.h
new file mode 100644
index 0000000..e708661
--- /dev/null
+++ b/include/03.gdt/gdt4.h
@@ -0,0 +1,5 @@
+struct gdt_pointer
+{
+    uint16_t size;
+    uint32_t offset;
+} __attribute__((packed));
diff --git a/include/03.gdt/gdt5.c b/include/03.gdt/gdt5.c
new file mode 100644
index 0000000..c41ef42
--- /dev/null
+++ b/include/03.gdt/gdt5.c
@@ -0,0 +1,4 @@
+void init_gdt_table(void)
+{
+    gdtp.size=sizeof(gdt)-1;
+    gdtp.offset=(uint32_t)&gdt;
diff --git a/include/03.gdt/gdt5.h b/include/03.gdt/gdt5.h
new file mode 100644
index 0000000..430309c
--- /dev/null
+++ b/include/03.gdt/gdt5.h
@@ -0,0 +1,3 @@
+void init_gdt_entry(size_t num, uint16_t limit, uint32_t base, uint8_t access,
+        uint8_t limit_flags);
+void init_gdt_table(void);
diff --git a/include/03.gdt/gdt6.c b/include/03.gdt/gdt6.c
new file mode 100644
index 0000000..974a942
--- /dev/null
+++ b/include/03.gdt/gdt6.c
@@ -0,0 +1,5 @@
+    init_gdt_entry(0,0,0,0,0);              // null segment
+    init_gdt_entry(1,0xffff,0,0x9a,0xcf);   // code segment
+    init_gdt_entry(2,0xffff,0,0x92,0xcf);   // data segment
+    init_gdt_entry(3,0xffff,0,0xfa,0xcf);   // user mode code segment
+    init_gdt_entry(4,0xffff,0,0xf2,0xcf);   // user mode data segment
diff --git a/include/03.gdt/gdt6.h b/include/03.gdt/gdt6.h
new file mode 100644
index 0000000..69331c3
--- /dev/null
+++ b/include/03.gdt/gdt6.h
@@ -0,0 +1 @@
+#endif
diff --git a/include/03.gdt/gdt7.c b/include/03.gdt/gdt7.c
new file mode 100644
index 0000000..89736a5
--- /dev/null
+++ b/include/03.gdt/gdt7.c
@@ -0,0 +1,2 @@
+    load_gdt(&gdtp);
+}
-- 
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