diff options
Diffstat (limited to 'sys/legacy/dev/usb/usb_ethersubr.h')
-rw-r--r-- | sys/legacy/dev/usb/usb_ethersubr.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/sys/legacy/dev/usb/usb_ethersubr.h b/sys/legacy/dev/usb/usb_ethersubr.h new file mode 100644 index 0000000..f3d2e34 --- /dev/null +++ b/sys/legacy/dev/usb/usb_ethersubr.h @@ -0,0 +1,91 @@ +/*- + * Copyright (c) 1997, 1998, 1999, 2000 + * Bill Paul <wpaul@ee.columbia.edu>. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Bill Paul. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``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 Bill Paul OR THE VOICES IN HIS HEAD + * 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. + * + * $FreeBSD$ + */ + +#ifndef _USB_ETHERSUBR_H_ +#define _USB_ETHERSUBR_H_ + +#include <sys/bus.h> +#include <sys/module.h> + +#include <dev/usb/usbdi.h> + +#define UE_TX_LIST_CNT 1 +#define UE_RX_LIST_CNT 1 +#define UE_BUFSZ 1536 + +struct usb_qdat { + struct ifnet *ifp; + void (*if_rxstart) (struct ifnet *); +}; + +struct ue_chain { + void *ue_sc; + usbd_xfer_handle ue_xfer; + char *ue_buf; + struct mbuf *ue_mbuf; + int ue_idx; + usbd_status ue_status; +}; + +struct ue_cdata { + struct ue_chain ue_tx_chain[UE_TX_LIST_CNT]; + struct ue_chain ue_rx_chain[UE_RX_LIST_CNT]; + void *ue_ibuf; + int ue_tx_prod; + int ue_tx_cons; + int ue_tx_cnt; + int ue_rx_prod; +}; + +void usb_register_netisr (void); +void usb_ether_input (struct mbuf *); +void usb_tx_done (struct mbuf *); +struct mbuf *usb_ether_newbuf (void); +int usb_ether_rx_list_init (void *, struct ue_cdata *, + usbd_device_handle); +int usb_ether_tx_list_init (void *, struct ue_cdata *, + usbd_device_handle); +void usb_ether_rx_list_free (struct ue_cdata *); +void usb_ether_tx_list_free (struct ue_cdata *); + +struct usb_taskqueue { + int dummy; +}; + +void usb_ether_task_init(device_t, int, struct usb_taskqueue *); +void usb_ether_task_enqueue(struct usb_taskqueue *, struct task *); +void usb_ether_task_drain(struct usb_taskqueue *, struct task *); +void usb_ether_task_destroy(struct usb_taskqueue *); + +#endif /* _USB_ETHERSUBR_H_ */ |