apic ipis, scheduler stub, crappy and slow tlb shootdown

src/include/kernel/sched.h

@@ -0,0 +1,33 @@
+#ifndef _SCHED_H_INCLUDE
+#define _SCHED_H_INCLUDE
+
+#include <sys/types.h>
+#include <arch/regs.h>
+#include <kernel/vfs.h>
+
+#define THREAD_STATE_WAITING 0
+#define THREAD_STATE_RUNNING 1
+#define THREAD_STATE_BLOCKED 2
+
+struct _proc_t;
+
+typedef struct _thread_t{
+	struct _thread_t* next;
+	struct _proc_t* proc;
+	arch_regs* regs;
+	size_t state;
+	void* kernelstack;
+} thread_t;
+
+typedef struct _proc_t{
+	struct _proc_t* parent;
+	struct _proc_t* sibling;
+	struct _proc_t* child;
+	pid_t pid;
+	gid_t gid;
+	uid_t uid;
+	dirnode_t* root;
+	dirnode_t* cwd;
+} proc_t;
+
+#endif