Index: uspace/drv/block/ahci/ahci.h
===================================================================
--- uspace/drv/block/ahci/ahci.h	(revision 9904eb90403c954baeba44936b6c146c62a3563d)
+++ uspace/drv/block/ahci/ahci.h	(revision 9904eb90403c954baeba44936b6c146c62a3563d)
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2012 Petr Jerman
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * - Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ * - Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ * - The name of the author may not be used to endorse or promote products
+ *   derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/** @file
+ * Header for AHCI driver.
+ */
+
+#ifndef __AHCI_H__
+#define __AHCI_H__
+
+#include <sys/types.h>
+#include <devman.h>
+#include <ddf/interrupt.h>
+#include <stdio.h>
+#include "ahci_hw.h"
+
+/** AHCI Device. */
+typedef struct {
+	/** Pointer to ddf device. */
+	ddf_dev_t *dev;
+	
+	/** Pointer to AHCI memory registers. */
+	ahci_memregs_t *memregs;
+	
+	/** AHCI device global timer. */
+	fibril_timer_t *timer;
+	
+	/** Pointers to sata devices. */
+	void *sata_devs[32];
+} ahci_dev_t;
+
+/** SATA Device. */
+typedef struct {
+	/** Pointer to AHCI device. */
+	ahci_dev_t *ahci;
+	
+	/** SATA port number(0-31). */
+	uint8_t port_num;
+	
+	/** Port interrupt states shadow registers. */
+	volatile ahci_port_is_t shadow_pxis;
+	
+	/** Device in invalid state (disconnected and so on). */
+	volatile bool invalid_device;
+	
+	/** Pointer to SATA port. */
+	volatile ahci_port_t *port;
+	/** Pointer to command header. */
+	volatile ahci_cmdhdr_t *cmd_header;
+	/** Pointer to command table. */
+	volatile uint32_t *cmd_table;
+	
+	/** Mutex for single operation on device. */
+	fibril_mutex_t lock;
+	
+	/** Mutex for event signaling condition variable. */
+	fibril_mutex_t event_lock;
+	/** Event signaling condition variable. */
+	fibril_condvar_t event_condvar;
+	
+	/** Block device service id. */
+	service_id_t service_id; 
+	
+	/** Number of device data blocks. */
+	uint64_t blocks;
+	/** Size of device data blocks. */
+	size_t block_size;
+	
+	/** Name of SATA device. */
+	char model[STR_BOUNDS(40) + 1];
+	
+	/** Device in invalid state (disconnected and so on). */
+	bool packet_device;
+	
+	/** Highest UDMA mode supported. */
+	uint8_t highest_udma_mode;
+} sata_dev_t;
+
+#endif