1 files changed, 32 insertions, 3 deletions
diff --git a/kernel/kmain.c b/kernel/kmain.c
index 6b550b7..00455b7 100644
--- a/kernel/kmain.c
+++ b/kernel/kmain.c
@@ -3,11 +3,40 @@
 #include <kernel/sys.h>
 #include <stdint.h>
 
+extern int hd_read(void*, uint32_t, uint8_t);
+extern int hd_write(void*, uint32_t, uint8_t);
+
+static char buf[0x1000];
+
 void kmain(void) {
-  con_init();
+  int i;
+  int ret;
 
-  printk("Kernel booting...\n");
   printk("Kernel booted!\n\n");
 
-  sched_init();
+  /* sched_init(); */
+
+  /* try to read some data */
+
+  ret = hd_read(buf, 0, 2);
+  if(ret < 0) {
+    printk("Failed to read data!\n");
+    return;
+  }
+  printk("Successfully read first and second sectors!\n");
+  printk("First dword (sector 0): 0x%08x\n", *((uint32_t*) buf));
+  printk("First dword (sector 1): 0x%08x\n", *((uint32_t*) (buf + 512)));
+
+  /* try to write some data */
+
+  for(i = 0; i < 256; i++)
+    ((uint16_t*) buf)[i] = i;
+
+  ret = hd_write(buf, 2, 1);
+  if(ret < 0) {
+    printk("Failed to write data!\n");
+    return;
+  }
+
+  printk("Successfully wrote to sector 2\n");
 }