diff --git a/include/kernel/types.h b/include/kernel/types.h
new file mode 100644
index 0000000..9aed79e
--- /dev/null
+++ b/include/kernel/types.h
@@ -0,0 +1,77 @@
+#ifndef KERNELTYPES_H
+#define KERNELTYPES_H
+
+#pragma pack(2)
+
+#define PAGE_SIZE 4096
+#define PAGE_BITS 12
+#define PAGE_MASK 0xfffff000
+
+#define KILO 1024
+#define MEGA (KILO*KILO)
+#define GIGA (KILO*KILO*KILO)
+
+#define MAX_ARGV_LENGTH 256
+
+#define MIN(x,y) ( ((x)<(y)) ? (x) : (y) )
+#define MAX(x,y) ( ((x)>(y)) ? (x) : (y) )
+
+typedef long long int64_t;
+typedef int int32_t;
+typedef short int16_t;
+typedef char int8_t;
+
+typedef unsigned long long uint64_t;
+typedef unsigned int uint32_t;
+typedef unsigned short uint16_t;
+typedef unsigned char uint8_t;
+
+typedef uint8_t bool;
+
+typedef uint32_t addr_t;
+
+struct rtc_time {
+	uint8_t second;
+	uint8_t minute;
+	uint8_t hour;
+	uint8_t day;
+	uint8_t month;
+	uint16_t year;
+};
+
+struct process_info {
+	int pid;
+	int exitcode;
+	int exitreason;
+};
+
+typedef enum {
+	KOBJECT_FILE,
+	KOBJECT_DIR,
+	KOBJECT_DEVICE,
+	KOBJECT_WINDOW,
+	KOBJECT_PIPE,
+	KOBJECT_CONSOLE
+} kobject_type_t;
+
+typedef enum {
+	KERNEL_FLAGS_READ=0,
+	KERNEL_FLAGS_WRITE=1,
+	KERNEL_FLAGS_CREATE=2,
+	KERNEL_FLAGS_RANDOM=4,
+	KERNEL_FLAGS_DIRECT=8
+} kernel_flags_t;
+
+typedef enum {
+	KERNEL_IO_NONBLOCK=1,
+	KERNEL_IO_POST=2,
+	KERNEL_IO_DIRECT=4,
+} kernel_io_flags_t;
+
+#define KNO_STDIN   0
+#define KNO_STDOUT  1
+#define KNO_STDERR  2
+#define KNO_STDWIN  3
+#define KNO_STDDIR  4
+
+#endif