Index: uspace/lib/block/libblock.c
===================================================================
--- uspace/lib/block/libblock.c	(revision 867e25550ec16ab37e83e9c9b8e5a40fec8e6d55)
+++ uspace/lib/block/libblock.c	(revision 53d6ac3d5accc6b8bd60ebaa45fd47d1929e8510)
@@ -39,5 +39,5 @@
 #include "libblock.h"
 #include "../../srv/vfs/vfs.h"
-#include <ipc/devmap.h>
+#include <ipc/loc.h>
 #include <ipc/bd.h>
 #include <ipc/services.h>
@@ -78,5 +78,5 @@
 typedef struct {
 	link_t link;
-	devmap_handle_t devmap_handle;
+	service_id_t service_id;
 	async_sess_t *sess;
 	fibril_mutex_t comm_area_lock;
@@ -95,5 +95,5 @@
 static aoff64_t ba_ltop(devcon_t *, aoff64_t);
 
-static devcon_t *devcon_search(devmap_handle_t devmap_handle)
+static devcon_t *devcon_search(service_id_t service_id)
 {
 	fibril_mutex_lock(&dcl_lock);
@@ -101,5 +101,5 @@
 	list_foreach(dcl, cur) {
 		devcon_t *devcon = list_get_instance(cur, devcon_t, link);
-		if (devcon->devmap_handle == devmap_handle) {
+		if (devcon->service_id == service_id) {
 			fibril_mutex_unlock(&dcl_lock);
 			return devcon;
@@ -111,5 +111,5 @@
 }
 
-static int devcon_add(devmap_handle_t devmap_handle, async_sess_t *sess,
+static int devcon_add(service_id_t service_id, async_sess_t *sess,
     size_t bsize, void *comm_area, size_t comm_size)
 {
@@ -124,5 +124,5 @@
 	
 	link_initialize(&devcon->link);
-	devcon->devmap_handle = devmap_handle;
+	devcon->service_id = service_id;
 	devcon->sess = sess;
 	fibril_mutex_initialize(&devcon->comm_area_lock);
@@ -137,5 +137,5 @@
 	list_foreach(dcl, cur) {
 		devcon_t *d = list_get_instance(cur, devcon_t, link);
-		if (d->devmap_handle == devmap_handle) {
+		if (d->service_id == service_id) {
 			fibril_mutex_unlock(&dcl_lock);
 			free(devcon);
@@ -155,5 +155,5 @@
 }
 
-int block_init(exch_mgmt_t mgmt, devmap_handle_t devmap_handle,
+int block_init(exch_mgmt_t mgmt, service_id_t service_id,
     size_t comm_size)
 {
@@ -163,5 +163,5 @@
 		return ENOMEM;
 	
-	async_sess_t *sess = devmap_device_connect(mgmt, devmap_handle,
+	async_sess_t *sess = loc_service_connect(mgmt, service_id,
 	    IPC_FLAG_BLOCKING);
 	if (!sess) {
@@ -190,5 +190,5 @@
 	}
 	
-	rc = devcon_add(devmap_handle, sess, bsize, comm_area, comm_size);
+	rc = devcon_add(service_id, sess, bsize, comm_area, comm_size);
 	if (rc != EOK) {
 		munmap(comm_area, comm_size);
@@ -200,11 +200,11 @@
 }
 
-void block_fini(devmap_handle_t devmap_handle)
-{
-	devcon_t *devcon = devcon_search(devmap_handle);
+void block_fini(service_id_t service_id)
+{
+	devcon_t *devcon = devcon_search(service_id);
 	assert(devcon);
 	
 	if (devcon->cache)
-		(void) block_cache_fini(devmap_handle);
+		(void) block_cache_fini(service_id);
 	
 	devcon_remove(devcon);
@@ -219,10 +219,10 @@
 }
 
-int block_bb_read(devmap_handle_t devmap_handle, aoff64_t ba)
+int block_bb_read(service_id_t service_id, aoff64_t ba)
 {
 	void *bb_buf;
 	int rc;
 
-	devcon_t *devcon = devcon_search(devmap_handle);
+	devcon_t *devcon = devcon_search(service_id);
 	if (!devcon)
 		return ENOENT;
@@ -249,7 +249,7 @@
 }
 
-void *block_bb_get(devmap_handle_t devmap_handle)
-{
-	devcon_t *devcon = devcon_search(devmap_handle);
+void *block_bb_get(service_id_t service_id)
+{
+	devcon_t *devcon = devcon_search(service_id);
 	assert(devcon);
 	return devcon->bb_buf;
@@ -277,8 +277,8 @@
 };
 
-int block_cache_init(devmap_handle_t devmap_handle, size_t size, unsigned blocks,
+int block_cache_init(service_id_t service_id, size_t size, unsigned blocks,
     enum cache_mode mode)
 {
-	devcon_t *devcon = devcon_search(devmap_handle);
+	devcon_t *devcon = devcon_search(service_id);
 	cache_t *cache;
 	if (!devcon)
@@ -315,7 +315,7 @@
 }
 
-int block_cache_fini(devmap_handle_t devmap_handle)
-{
-	devcon_t *devcon = devcon_search(devmap_handle);
+int block_cache_fini(service_id_t service_id)
+{
+	devcon_t *devcon = devcon_search(service_id);
 	cache_t *cache;
 	int rc;
@@ -387,5 +387,5 @@
  * @param block			Pointer to where the function will store the
  * 				block pointer on success.
- * @param devmap_handle		Device handle of the block device.
+ * @param service_id		Service ID of the block device.
  * @param ba			Block address (logical).
  * @param flags			If BLOCK_FLAGS_NOREAD is specified, block_get()
@@ -395,5 +395,5 @@
  * @return			EOK on success or a negative error code.
  */
-int block_get(block_t **block, devmap_handle_t devmap_handle, aoff64_t ba, int flags)
+int block_get(block_t **block, service_id_t service_id, aoff64_t ba, int flags)
 {
 	devcon_t *devcon;
@@ -408,5 +408,5 @@
 	int rc;
 	
-	devcon = devcon_search(devmap_handle);
+	devcon = devcon_search(service_id);
 
 	assert(devcon);
@@ -536,5 +536,5 @@
 
 		block_initialize(b);
-		b->devmap_handle = devmap_handle;
+		b->service_id = service_id;
 		b->size = cache->lblock_size;
 		b->lba = ba;
@@ -586,5 +586,5 @@
 int block_put(block_t *block)
 {
-	devcon_t *devcon = devcon_search(block->devmap_handle);
+	devcon_t *devcon = devcon_search(block->service_id);
 	cache_t *cache;
 	unsigned blocks_cached;
@@ -687,5 +687,5 @@
 /** Read sequential data from a block device.
  *
- * @param devmap_handle	Device handle of the block device.
+ * @param service_id	Service ID of the block device.
  * @param bufpos	Pointer to the first unread valid offset within the
  * 			communication buffer.
@@ -699,5 +699,5 @@
  * @return		EOK on success or a negative return code on failure.
  */
-int block_seqread(devmap_handle_t devmap_handle, size_t *bufpos, size_t *buflen,
+int block_seqread(service_id_t service_id, size_t *bufpos, size_t *buflen,
     aoff64_t *pos, void *dst, size_t size)
 {
@@ -707,5 +707,5 @@
 	devcon_t *devcon;
 
-	devcon = devcon_search(devmap_handle);
+	devcon = devcon_search(service_id);
 	assert(devcon);
 	block_size = devcon->pblock_size;
@@ -753,5 +753,5 @@
 /** Read blocks directly from device (bypass cache).
  *
- * @param devmap_handle	Device handle of the block device.
+ * @param service_id	Service ID of the block device.
  * @param ba		Address of first block (physical).
  * @param cnt		Number of blocks.
@@ -760,10 +760,10 @@
  * @return		EOK on success or negative error code on failure.
  */
-int block_read_direct(devmap_handle_t devmap_handle, aoff64_t ba, size_t cnt, void *buf)
+int block_read_direct(service_id_t service_id, aoff64_t ba, size_t cnt, void *buf)
 {
 	devcon_t *devcon;
 	int rc;
 
-	devcon = devcon_search(devmap_handle);
+	devcon = devcon_search(service_id);
 	assert(devcon);
 	
@@ -781,5 +781,5 @@
 /** Write blocks directly to device (bypass cache).
  *
- * @param devmap_handle	Device handle of the block device.
+ * @param service_id	Service ID of the block device.
  * @param ba		Address of first block (physical).
  * @param cnt		Number of blocks.
@@ -788,5 +788,5 @@
  * @return		EOK on success or negative error code on failure.
  */
-int block_write_direct(devmap_handle_t devmap_handle, aoff64_t ba, size_t cnt,
+int block_write_direct(service_id_t service_id, aoff64_t ba, size_t cnt,
     const void *data)
 {
@@ -794,5 +794,5 @@
 	int rc;
 
-	devcon = devcon_search(devmap_handle);
+	devcon = devcon_search(service_id);
 	assert(devcon);
 	
@@ -809,14 +809,14 @@
 /** Get device block size.
  *
- * @param devmap_handle	Device handle of the block device.
+ * @param service_id	Service ID of the block device.
  * @param bsize		Output block size.
  *
  * @return		EOK on success or negative error code on failure.
  */
-int block_get_bsize(devmap_handle_t devmap_handle, size_t *bsize)
+int block_get_bsize(service_id_t service_id, size_t *bsize)
 {
 	devcon_t *devcon;
 
-	devcon = devcon_search(devmap_handle);
+	devcon = devcon_search(service_id);
 	assert(devcon);
 	
@@ -826,12 +826,12 @@
 /** Get number of blocks on device.
  *
- * @param devmap_handle	Device handle of the block device.
+ * @param service_id	Service ID of the block device.
  * @param nblocks	Output number of blocks.
  *
  * @return		EOK on success or negative error code on failure.
  */
-int block_get_nblocks(devmap_handle_t devmap_handle, aoff64_t *nblocks)
-{
-	devcon_t *devcon = devcon_search(devmap_handle);
+int block_get_nblocks(service_id_t service_id, aoff64_t *nblocks)
+{
+	devcon_t *devcon = devcon_search(service_id);
 	assert(devcon);
 	
@@ -841,5 +841,5 @@
 /** Read bytes directly from the device (bypass cache)
  * 
- * @param devmap_handle	Device handle of the block device.
+ * @param service_id	Service ID of the block device.
  * @param abs_offset	Absolute offset in bytes where to start reading
  * @param bytes			Number of bytes to read
@@ -848,5 +848,5 @@
  * @return		EOK on success or negative error code on failure.
  */
-int block_read_bytes_direct(devmap_handle_t devmap_handle, aoff64_t abs_offset,
+int block_read_bytes_direct(service_id_t service_id, aoff64_t abs_offset,
     size_t bytes, void *data)
 {
@@ -860,5 +860,5 @@
 	size_t offset;
 	
-	rc = block_get_bsize(devmap_handle, &phys_block_size);
+	rc = block_get_bsize(service_id, &phys_block_size);
 	if (rc != EOK) {
 		return rc;
@@ -878,5 +878,5 @@
 	}
 	
-	rc = block_read_direct(devmap_handle, first_block, blocks, buffer);
+	rc = block_read_direct(service_id, first_block, blocks, buffer);
 	if (rc != EOK) {
 		free(buffer);
@@ -912,5 +912,5 @@
 		printf("Error %d reading %zu blocks starting at block %" PRIuOFF64
 		    " from device handle %" PRIun "\n", rc, cnt, ba,
-		    devcon->devmap_handle);
+		    devcon->service_id);
 #ifndef NDEBUG
 		stacktrace_print();
@@ -941,5 +941,5 @@
 	if (rc != EOK) {
 		printf("Error %d writing %zu blocks starting at block %" PRIuOFF64
-		    " to device handle %" PRIun "\n", rc, cnt, ba, devcon->devmap_handle);
+		    " to device handle %" PRIun "\n", rc, cnt, ba, devcon->service_id);
 #ifndef NDEBUG
 		stacktrace_print();
Index: uspace/lib/block/libblock.h
===================================================================
--- uspace/lib/block/libblock.h	(revision 867e25550ec16ab37e83e9c9b8e5a40fec8e6d55)
+++ uspace/lib/block/libblock.h	(revision 53d6ac3d5accc6b8bd60ebaa45fd47d1929e8510)
@@ -1,6 +1,6 @@
 /*
  * Copyright (c) 2008 Jakub Jermar
- * Copyright (c) 2008 Martin Decky 
- * Copyright (c) 2011 Martin Sucha 
+ * Copyright (c) 2008 Martin Decky
+ * Copyright (c) 2011 Martin Sucha
  * All rights reserved.
  *
@@ -73,6 +73,6 @@
 	/** Readers / Writer lock protecting the contents of the block. */
 	fibril_rwlock_t contents_lock;
-	/** Handle of the device where the block resides. */
-	devmap_handle_t devmap_handle;
+	/** Service ID of service providing the block device. */
+	service_id_t service_id;
 	/** Logical block address */
 	aoff64_t lba;
@@ -97,24 +97,24 @@
 };
 
-extern int block_init(exch_mgmt_t, devmap_handle_t, size_t);
-extern void block_fini(devmap_handle_t);
+extern int block_init(exch_mgmt_t, service_id_t, size_t);
+extern void block_fini(service_id_t);
 
-extern int block_bb_read(devmap_handle_t, aoff64_t);
-extern void *block_bb_get(devmap_handle_t);
+extern int block_bb_read(service_id_t, aoff64_t);
+extern void *block_bb_get(service_id_t);
 
-extern int block_cache_init(devmap_handle_t, size_t, unsigned, enum cache_mode);
-extern int block_cache_fini(devmap_handle_t);
+extern int block_cache_init(service_id_t, size_t, unsigned, enum cache_mode);
+extern int block_cache_fini(service_id_t);
 
-extern int block_get(block_t **, devmap_handle_t, aoff64_t, int);
+extern int block_get(block_t **, service_id_t, aoff64_t, int);
 extern int block_put(block_t *);
 
-extern int block_seqread(devmap_handle_t, size_t *, size_t *, aoff64_t *, void *,
+extern int block_seqread(service_id_t, size_t *, size_t *, aoff64_t *, void *,
     size_t);
 
-extern int block_get_bsize(devmap_handle_t, size_t *);
-extern int block_get_nblocks(devmap_handle_t, aoff64_t *);
-extern int block_read_direct(devmap_handle_t, aoff64_t, size_t, void *);
-extern int block_read_bytes_direct(devmap_handle_t, aoff64_t, size_t, void *);
-extern int block_write_direct(devmap_handle_t, aoff64_t, size_t, const void *);
+extern int block_get_bsize(service_id_t, size_t *);
+extern int block_get_nblocks(service_id_t, aoff64_t *);
+extern int block_read_direct(service_id_t, aoff64_t, size_t, void *);
+extern int block_read_bytes_direct(service_id_t, aoff64_t, size_t, void *);
+extern int block_write_direct(service_id_t, aoff64_t, size_t, const void *);
 
 #endif