Index: uspace/srv/hid/fb/fb.c
===================================================================
--- uspace/srv/hid/fb/fb.c	(revision c7f90375c7511813d53e614e5fe66f5947838ae5)
+++ uspace/srv/hid/fb/fb.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
@@ -304,7 +304,6 @@
 	}
 	
-	frontbuf->data = as_get_mappable_page(frontbuf->size);
-	int rc = async_answer_1(callid, EOK, (sysarg_t) frontbuf->data);
-	if (rc != EOK) {
+	int rc = async_share_out_finalize(callid, &frontbuf->data);
+	if ((rc != EOK) || (frontbuf->data == (void *) -1)) {
 		free(frontbuf);
 		async_answer_0(iid, ENOMEM);
@@ -348,7 +347,6 @@
 	}
 	
-	imagemap->data = as_get_mappable_page(imagemap->size);
-	int rc = async_answer_1(callid, EOK, (sysarg_t) imagemap->data);
-	if (rc != EOK) {
+	int rc = async_share_out_finalize(callid, &imagemap->data);
+	if ((rc != EOK) || (imagemap->data == (void *) -1)) {
 		free(imagemap);
 		async_answer_0(iid, ENOMEM);
Index: uspace/srv/hid/fb/port/ega.c
===================================================================
--- uspace/srv/hid/fb/port/ega.c	(revision c7f90375c7511813d53e614e5fe66f5947838ae5)
+++ uspace/srv/hid/fb/port/ega.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
@@ -280,10 +280,8 @@
 	
 	ega.size = (width * height) << 1;
-	ega.addr = as_get_mappable_page(ega.size);
-	if (ega.addr == NULL)
-		return ENOMEM;
-	
-	rc = physmem_map((void *) paddr, ega.addr,
-	    ALIGN_UP(ega.size, PAGE_SIZE) >> PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE);
+	
+	rc = physmem_map((void *) paddr,
+	    ALIGN_UP(ega.size, PAGE_SIZE) >> PAGE_WIDTH,
+	    AS_AREA_READ | AS_AREA_WRITE, (void *) &ega.addr);
 	if (rc != EOK)
 		return rc;
Index: uspace/srv/hid/fb/port/kchar.c
===================================================================
--- uspace/srv/hid/fb/port/kchar.c	(revision c7f90375c7511813d53e614e5fe66f5947838ae5)
+++ uspace/srv/hid/fb/port/kchar.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
@@ -83,10 +83,7 @@
 		return rc;
 	
-	kchar.addr = as_get_mappable_page(1);
-	if (kchar.addr == NULL)
-		return ENOMEM;
-	
-	rc = physmem_map((void *) paddr, kchar.addr,
-	    ALIGN_UP(1, PAGE_SIZE) >> PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE);
+	rc = physmem_map((void *) paddr,
+	    ALIGN_UP(1, PAGE_SIZE) >> PAGE_WIDTH,
+	    AS_AREA_READ | AS_AREA_WRITE, (void *) &kchar.addr);
 	if (rc != EOK)
 		return rc;
Index: uspace/srv/hid/fb/port/kfb.c
===================================================================
--- uspace/srv/hid/fb/port/kfb.c	(revision c7f90375c7511813d53e614e5fe66f5947838ae5)
+++ uspace/srv/hid/fb/port/kfb.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
@@ -756,12 +756,8 @@
 	
 	kfb.size = scanline * height;
-	kfb.addr = as_get_mappable_page(kfb.size);
-	if (kfb.addr == NULL) {
-		free(kfb.glyphs);
-		return ENOMEM;
-	}
-	
-	rc = physmem_map((void *) paddr + offset, kfb.addr,
-	    ALIGN_UP(kfb.size, PAGE_SIZE) >> PAGE_WIDTH, AS_AREA_READ | AS_AREA_WRITE);
+	
+	rc = physmem_map((void *) paddr + offset,
+	    ALIGN_UP(kfb.size, PAGE_SIZE) >> PAGE_WIDTH,
+	    AS_AREA_READ | AS_AREA_WRITE, (void *) &kfb.addr);
 	if (rc != EOK) {
 		free(kfb.glyphs);
Index: uspace/srv/hid/fb/port/niagara.c
===================================================================
--- uspace/srv/hid/fb/port/niagara.c	(revision c7f90375c7511813d53e614e5fe66f5947838ae5)
+++ uspace/srv/hid/fb/port/niagara.c	(revision fbcdeb887f643e4a875e51120a2ddbf6fe35e4b3)
@@ -103,11 +103,6 @@
 		return rc;
 	
-	niagara.fifo =
-	    (output_fifo_t *) as_get_mappable_page(sizeof(output_fifo_t));
-	if (niagara.fifo == NULL)
-		return ENOMEM;
-	
-	rc = physmem_map((void *) paddr, (void *) niagara.fifo, 1,
-	    AS_AREA_READ | AS_AREA_WRITE);
+	rc = physmem_map((void *) paddr, 1,
+	    AS_AREA_READ | AS_AREA_WRITE, (void *) &niagara.fifo);
 	if (rc != EOK)
 		return rc;