Index: uspace/drv/ohci/hw_struct/endpoint_descriptor.h
===================================================================
--- uspace/drv/ohci/hw_struct/endpoint_descriptor.h	(revision f0891ceffb99cfd7adae2b8dfc5798bcc7f0b54f)
+++ uspace/drv/ohci/hw_struct/endpoint_descriptor.h	(revision f0891ceffb99cfd7adae2b8dfc5798bcc7f0b54f)
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2011 Jan Vesely
+ * 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.
+ */
+/** @addtogroup drvusbohci
+ * @{
+ */
+/** @file
+ * @brief OHCI driver
+ */
+#ifndef DRV_OHCI_ENDPOINT_DESCRIPTOR_H
+#define DRV_OHCI_ENDPOINT_DESCRIPTOR_H
+
+#include <stdint.h>
+
+typedef struct ed {
+	volatile uint32_t status;
+#define ED_STATUS_FA_MASK (0x7f)   /* USB device address   */
+#define ED_STATUS_FA_SHIFT (0)
+#define ED_STATUS_EN_MASK (0xf)    /* USB endpoint address */
+#define ED_STATUS_EN_SHIFT (6)
+#define ED_STATUS_D_MASK (0x3)     /* direction */
+#define ED_STATUS_D_SHIFT (10)
+#define ED_STATUS_D_IN (0x1)
+#define ED_STATUS_D_OUT (0x2)
+
+#define ED_STATUS_S_FLAG (1 << 13) /* speed flag */
+#define ED_STATUS_K_FLAG (1 << 14) /* skip flag (no not execute this ED) */
+#define ED_STATUS_F_FLAG (1 << 15) /* format: 1 = isochronous*/
+#define ED_STATUS_MPS_MASK (0x3ff) /* max_packet_size*/
+#define ED_STATUS_MPS_SHIFT (16)
+
+	volatile uint32_t td_tail;
+#define ED_TDTAIL_PTR_MASK (0xfffffff0)
+#define ED_TDTAIL_PTR_SHIFT (0)
+
+	volatile uint32_t td_head;
+#define ED_TDHEAD_PTR_MASK (0xfffffff0)
+#define ED_TDHEAD_PTR_SHIFT (0)
+#define ED_TDHEAD_ZERO_MASK (0x3)
+#define ED_TDHEAD_ZERO_SHIFT (2)
+#define ED_TDHEAD_TOGGLE_CARRY (0x2)
+
+	volatile uint32_t next;
+#define ED_NEXT_PTR_MASK (0xfffffff0)
+#define ED_NEXT_PTR_SHIFT (0)
+} __attribute__((packed)) ed_t;
+#endif
+/**
+ * @}
+ */
Index: uspace/drv/ohci/hw_struct/iso_transfer_descriptor.h
===================================================================
--- uspace/drv/ohci/hw_struct/iso_transfer_descriptor.h	(revision f0891ceffb99cfd7adae2b8dfc5798bcc7f0b54f)
+++ uspace/drv/ohci/hw_struct/iso_transfer_descriptor.h	(revision f0891ceffb99cfd7adae2b8dfc5798bcc7f0b54f)
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2011 Jan Vesely
+ * 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.
+ */
+/** @addtogroup drvusbohci
+ * @{
+ */
+/** @file
+ * @brief OHCI driver
+ */
+#ifndef DRV_OHCI_ISO_TRANSFER_DESCRIPTOR_H
+#define DRV_OHCI_ISO_TRANSFER_DESCRIPTOR_H
+
+#include <stdint.h>
+
+typedef struct itd {
+	volatile uint32_t status;
+#define ITD_STATUS_SF_MASK (0xffff) /* starting frame */
+#define ITD_STATUS_SF_SHIFT (0)
+#define ITD_STATUS_DI_MASK (0x7) /* delay int, wait DI frames before int */
+#define ITD_STATUS_DI_SHIFT (21)
+#define ITD_STATUS_DI_NO_INTERRUPT (0x7)
+#define ITD_STATUS_FC_MASK (0x7) /* frame count */
+#define ITD_STATUS_FC_SHIFT (24)
+#define ITD_STATUS_CC_MASK (0xf) /* condition code */
+#define ITD_STATUS_CC_SHIFT (28)
+
+	volatile uint32_t page;   /* page number of the first byte in buffer */
+#define ITD_PAGE_BP0_MASK (0xfffff000)
+#define ITD_PAGE_BP0_SHIFT (0)
+
+	volatile uint32_t next;
+#define ITD_NEXT_PTR_MASK (0xfffffff0)
+#define ITD_NEXT_PTR_SHIFT (0)
+
+	volatile uint32_t be; /* buffer end, address of the last byte */
+
+	volatile uint16_t offset[8];
+#define ITD_OFFSET_SIZE_MASK (0x3ff)
+#define ITD_OFFSET_SIZE_SHIFT (0)
+#define ITD_OFFSET_CC_MASK (0xf)
+#define ITD_OFFSET_CC_SHIFT (12)
+
+} __attribute__((packed)) itd_t;
+#endif
+/**
+ * @}
+ */
+
+
Index: uspace/drv/ohci/hw_struct/transfer_descriptor.h
===================================================================
--- uspace/drv/ohci/hw_struct/transfer_descriptor.h	(revision f0891ceffb99cfd7adae2b8dfc5798bcc7f0b54f)
+++ uspace/drv/ohci/hw_struct/transfer_descriptor.h	(revision f0891ceffb99cfd7adae2b8dfc5798bcc7f0b54f)
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2011 Jan Vesely
+ * 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.
+ */
+/** @addtogroup drvusbohci
+ * @{
+ */
+/** @file
+ * @brief OHCI driver
+ */
+#ifndef DRV_OHCI_TRANSFER_DESCRIPTOR_H
+#define DRV_OHCI_TRANSFER_DESCRIPTOR_H
+
+#include <stdint.h>
+
+typedef struct td {
+	volatile uint32_t status;
+#define TD_STATUS_ROUND_FLAG (1 << 18)
+#define TD_STATUS_DP_MASK (0x3) /* direction/PID */
+#define TD_STATUS_DP_SHIFT (19)
+#define TD_STATUS_DP_SETUP (0x0)
+#define TD_STATUS_DP_IN (0x1)
+#define TD_STATUS_DP_OUT (0x2)
+#define TD_STATUS_DI_MASK (0x7) /* delay interrupt, wait DI frames before int */
+#define TD_STATUS_DI_SHIFT (21)
+#define TD_STATUS_DI_NO_INTERRUPT (0x7)
+#define TD_STATUS_T_MASK (0x3)  /* data toggle 1x = use ED toggle carry */
+#define TD_STATUS_T_SHIFT (24)
+#define TD_STATUS_EC_MASK (0x3) /* error count */
+#define TD_STATUS_EC_SHIFT (26)
+#define TD_STATUS_CC_MASK (0xf) /* condition code */
+#define TD_STATUS_CC_SHIFT (28)
+
+	volatile uint32_t cbp; /* current buffer ptr, data to be transfered */
+	volatile uint32_t next;
+#define TD_NEXT_PTR_MASK (0xfffffff0)
+#define TD_NEXT_PTR_SHIFT (0)
+
+	volatile uint32_t be; /* buffer end, address of the last byte */
+} __attribute__((packed)) td_t;
+#endif
+/**
+ * @}
+ */
+