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-rw-r--r--include/04.idt/idt00.c3
-rw-r--r--include/04.idt/idt01.c7
-rw-r--r--include/04.idt/idt02.c8
-rw-r--r--include/04.idt/idt03.c5
-rw-r--r--include/04.idt/idt04.c4
-rw-r--r--include/04.idt/idt05.c8
-rw-r--r--include/04.idt/idt06.c4
7 files changed, 39 insertions, 0 deletions
diff --git a/include/04.idt/idt00.c b/include/04.idt/idt00.c
new file mode 100644
index 0000000..7c174c9
--- /dev/null
+++ b/include/04.idt/idt00.c
@@ -0,0 +1,3 @@
+#include<types.h>
+#include<irq.h>
+#include<asm.h>
diff --git a/include/04.idt/idt01.c b/include/04.idt/idt01.c
new file mode 100644
index 0000000..c2b91e5
--- /dev/null
+++ b/include/04.idt/idt01.c
@@ -0,0 +1,7 @@
+#define INTERRUPT_GATE_32 0x8E
+#define KERNEL_CODE 0x08
+#define KERNEL_DATA 0x10
+#define PIC1_COMMAND_PORT 0x20
+#define PIC1_DATA_PORT 0x21
+#define PIC2_COMMAND_PORT 0xA0
+#define PIC2_DATA_PORT 0xA1
diff --git a/include/04.idt/idt02.c b/include/04.idt/idt02.c
new file mode 100644
index 0000000..dcab25c
--- /dev/null
+++ b/include/04.idt/idt02.c
@@ -0,0 +1,8 @@
+struct idt_entry
+{
+ uint16_t offset1;
+ uint16_t selector;
+ uint8_t zero;
+ uint8_t type_attr;
+ uint16_t offset2;
+} __attribute__((packed));
diff --git a/include/04.idt/idt03.c b/include/04.idt/idt03.c
new file mode 100644
index 0000000..fe1bff5
--- /dev/null
+++ b/include/04.idt/idt03.c
@@ -0,0 +1,5 @@
+struct idt_pointer
+{
+ uint16_t size;
+ uint32_t offset;
+} __attribute__((packed));
diff --git a/include/04.idt/idt04.c b/include/04.idt/idt04.c
new file mode 100644
index 0000000..329ce75
--- /dev/null
+++ b/include/04.idt/idt04.c
@@ -0,0 +1,4 @@
+extern void load_idt(struct idt_pointer *idtp);
+extern void keyboard_irq();
+struct idt_entry idt[256];
+struct idt_pointer idtp;
diff --git a/include/04.idt/idt05.c b/include/04.idt/idt05.c
new file mode 100644
index 0000000..d11c19e
--- /dev/null
+++ b/include/04.idt/idt05.c
@@ -0,0 +1,8 @@
+void init_idt_entry(size_t num, uint32_t offset, uint16_t selector, uint8_t type_attr)
+{
+ idt[num].offset1=(offset & 0xffff);
+ idt[num].selector=selector;
+ idt[num].zero=0;
+ idt[num].type_attr=type_attr;
+ idt[num].offset2=(offset & 0xffff0000)>>16;
+}
diff --git a/include/04.idt/idt06.c b/include/04.idt/idt06.c
new file mode 100644
index 0000000..409dd15
--- /dev/null
+++ b/include/04.idt/idt06.c
@@ -0,0 +1,4 @@
+void add_idt_entry(size_t num,uint32_t offset)
+{
+ init_idt_entry(num,offset,KERNEL_CODE,INTERRUPT_GATE_32);
+}