First Hello world syscall

kernel/sys/debug.h

@@ -1,11 +1,17 @@
 #ifndef _KERNEL_SYS_DEBUG_H
 #define _KERNEL_SYS_DEBUG_H
 
+#include <sys/smp.h>
+
 void debugprintf (const char* fmt, ...);
 
 #define DEBUG(fmt, ...)                                                                            \
   do {                                                                                             \
-    debugprintf ("%s: " fmt, __func__, ##__VA_ARGS__);                                             \
+    if (thiscpu != NULL) {                                                                         \
+      debugprintf ("(CPU %u) %s:%d: " fmt, thiscpu->id, __func__, __LINE__, ##__VA_ARGS__);        \
+    } else {                                                                                       \
+      debugprintf ("%s:%d: " fmt, __func__, __LINE__, ##__VA_ARGS__);                              \
+    }                                                                                              \
   } while (0)
 
 #endif // _KERNEL_SYS_DEBUG_H

kernel/sys/sched.h

@@ -1,8 +1,9 @@
 #ifndef _KERNEL_SYS_SCHED_H
 #define _KERNEL_SYS_SCHED_H
 
-#include <sys/mm.h>
+#include <libk/std.h>
+#include <proc/proc.h>
 
-void do_sched (void* regs, struct pd* pd);
+void do_sched (struct proc* proc);
 
 #endif // _KERNEL_SYS_SCHED_H

kernel/sys/syscall.h

@@ -0,0 +1,6 @@
+#ifndef _KERNEL_SYS_SYSCALL_H
+#define _KERNEL_SYS_SYSCALL_H
+
+void syscall_init (void);
+
+#endif // _KERNEL_SYS_SYSCALL_H