From ed84017353c6fc9421b223ff6ec62f8d881d8098 Mon Sep 17 00:00:00 2001
From: Aleksa Vučković <aleksav013@gmail.com>
Date: Mon, 17 Jan 2022 22:00:14 +0100
Subject: Fixing $(WARNING)s & explicitly declaring function prototypes

---
 src/c/irq_handler.c | 237 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 237 insertions(+)
 create mode 100644 src/c/irq_handler.c

(limited to 'src/c/irq_handler.c')

diff --git a/src/c/irq_handler.c b/src/c/irq_handler.c
new file mode 100644
index 0000000..797639d
--- /dev/null
+++ b/src/c/irq_handler.c
@@ -0,0 +1,237 @@
+#include<source/irq_handler.h>
+#include<source/stdio.h>
+#include<asm.h>
+
+#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
+
+void irq0_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 0.\n");
+    printf("Divide-by-zero Error\n");
+}
+
+void irq1_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 1.\n");
+    printf("Debug\n");
+}
+
+void irq2_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 2.\n");
+    printf("Non-maskable Interrupt\n");
+}
+
+void irq3_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 3.\n");
+    printf("Breakpoint\n");
+}
+
+void irq4_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 4.\n");
+    printf("Overflow\n");
+}
+
+void irq5_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 5.\n");
+    printf("Bound Range Exceeded\n");
+}
+
+void irq6_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 6.\n");
+    printf("Invalid Opcode\n");
+}
+
+void irq7_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 7.\n");
+    printf("Device Not Available\n");
+}
+
+void irq8_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 8.\n");
+    printf("Double Fault\n");
+}
+
+void irq9_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 9.\n");
+    printf("Coprocessor Segment Overrun\n");
+}
+
+void irq10_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 10.\n");
+    printf("Invalid TSS\n");
+}
+
+void irq11_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 11.\n");
+    printf("Segment Not Present\n");
+}
+
+void irq12_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 12.\n");
+    printf("Stack-Segment Fault\n");
+}
+
+void irq13_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 13.\n");
+    printf("General Protection Fault\n");
+}
+
+void irq14_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 14.\n");
+    printf("Page Fault\n");
+}
+
+void irq15_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 15.\n");
+    printf("Reserved\n");
+}
+
+void irq16_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 16.\n");
+    printf("x87 Floating-Point Exception\n");
+}
+
+void irq17_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 17.\n");
+    printf("Alignment Check\n");
+}
+
+void irq18_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 18.\n");
+    printf("Machine Check\n");
+}
+
+void irq19_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 19.\n");
+    printf("SIMD Floating-Point ExceptionM/#XF\n");
+}
+
+void irq20_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 20.\n");
+    printf("Virtualization Exception\n");
+}
+
+void irq21_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 21.\n");
+    printf("Reserved\n");
+}
+
+void irq22_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 22.\n");
+    printf("Reserved\n");
+}
+
+void irq23_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 23.\n");
+    printf("Reserved\n");
+}
+
+void irq24_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 24.\n");
+    printf("Reserved\n");
+}
+
+void irq25_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 25.\n");
+    printf("Reserved\n");
+}
+
+void irq26_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 26.\n");
+    printf("Reserved\n");
+}
+
+void irq27_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 27.\n");
+    printf("Reserved\n");
+}
+
+void irq28_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 28.\n");
+    printf("Reserved\n");
+}
+
+void irq29_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 29.\n");
+    printf("Reserved\n");
+}
+
+void irq30_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 30.\n");
+    printf("Security Exception\n");
+}
+
+void irq31_handler(void)
+{
+    ioport_out(PIC1_COMMAND_PORT, 0x20);
+    printf("Interrupt 31.\n");
+    printf("Reserved\n");
+}
-- 
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