Initial import

1 files changed, 33 insertions, 0 deletions

diff --git a/src/main.c b/src/main.c
new file mode 100644
index 0000000..5b315df
--- /dev/null
+++ b/src/main.c
@@ -0,0 +1,33 @@
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include <conio.h>
+
+#include "vga.h"
+
+int main(int argc, char *argv[])
+{
+    /* set VGA 320x200, 256 col */
+    set_mode(0x13);
+
+    uint8_t *screen = open_framebuffer();
+    if (!screen)
+    {
+        fprintf(stderr, "ERROR: failed to open the framebuffer\n");
+        return 1;
+    }
+
+    for (int i = 0; i < 320 * 200 * 10; i++)
+        screen[rand() % (320 * 200)] = rand() % 255;
+
+    printf("Hello DOS!\n");
+
+    getch();
+
+    set_mode(3);
+    close_framebuffer();
+
+    return 0;
+}