From 4e09bca9e34c226b6d7e34b4fa11248405fd988e Mon Sep 17 00:00:00 2001
From: Anton Kling <anton@kling.gg>
Date: Sun, 22 Oct 2023 19:50:38 +0200
Subject: Move everything into a new repo.

---
 init/kernel.c | 101 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100644 init/kernel.c

(limited to 'init')

diff --git a/init/kernel.c b/init/kernel.c
new file mode 100644
index 0000000..9f507e0
--- /dev/null
+++ b/init/kernel.c
@@ -0,0 +1,101 @@
+#include <assert.h>
+#include <cpu/gdt.h>
+#include <cpu/idt.h>
+#include <cpu/spinlock.h>
+#include <cpu/syscall.h>
+#include <crypto/SHA1/sha1.h>
+#include <drivers/ata.h>
+#include <drivers/keyboard.h>
+#include <drivers/mouse.h>
+#include <drivers/pit.h>
+#include <drivers/serial.h>
+#include <drivers/vbe.h>
+#include <fs/devfs.h>
+#include <fs/ext2.h>
+#include <fs/shm.h>
+#include <fs/vfs.h>
+#include <log.h>
+#include <mmu.h>
+#include <multiboot.h>
+#include <random.h>
+#include <sched/scheduler.h>
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+
+#if defined(__linux__)
+#error "You are not using a cross-compiler."
+#endif
+
+#if !defined(__i386__)
+#error "This OS needs to be compiled with a ix86-elf compiler"
+#endif
+
+uint32_t inital_esp;
+uintptr_t data_end;
+
+void kernel_main(uint32_t kernel_end, unsigned long magic, unsigned long addr,
+                 uint32_t inital_stack) {
+  data_end = kernel_end;
+  inital_esp = inital_stack;
+
+  asm("cli");
+  kprintf("If you see this then the serial driver works :D.\n");
+  assert(magic == MULTIBOOT_BOOTLOADER_MAGIC);
+
+  paging_init();
+  klog("Paging Initalized", LOG_SUCCESS);
+  multiboot_info_t *mb =
+      mmu_map_frames((multiboot_info_t *)addr, sizeof(multiboot_info_t));
+
+  gdt_init();
+  klog("GDT Initalized", LOG_SUCCESS);
+
+  idt_init();
+  klog("IDT Initalized", LOG_SUCCESS);
+
+  syscalls_init();
+  klog("Syscalls Initalized", LOG_SUCCESS);
+
+  pit_install();
+  set_pit_count(2000);
+  klog("PIT driver installed", LOG_SUCCESS);
+
+  ata_init();
+  klog("ATA Initalized", LOG_SUCCESS);
+
+  tasking_init();
+  klog("Tasking Initalized", LOG_SUCCESS);
+
+  install_mouse();
+  klog("PS2 Mouse driver installed", LOG_SUCCESS);
+
+  install_keyboard();
+  klog("PS2 Keyboard driver installed", LOG_SUCCESS);
+
+  vfs_mount("/", ext2_mount());
+  vfs_mount("/dev", devfs_mount());
+  add_stdout();
+  add_serial();
+  add_random_devices();
+  shm_init();
+
+  setup_random();
+
+  add_keyboard();
+  add_mouse();
+
+  display_driver_init(mb);
+  add_vbe_device();
+  int pid;
+  if (0 == (pid = fork())) {
+    char *argv[] = {"/init", NULL};
+    if (0 == exec("/init", argv)) {
+      kprintf("exec() failed\n");
+    }
+  }
+  for (;;)
+    ;
+}
-- 
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