if_kuereg.h

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/*-
 * SPDX-License-Identifier: BSD-4-Clause
 *
 * 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.
 *
 * $FreeBSD$
 */
 
/*
 * Definitions for the KLSI KL5KUSB101B USB to ethernet controller.
 * The KLSI part is controlled via vendor control requests, the structure
 * of which depend a bit on the firmware running on the internal
 * microcontroller.  The one exception is the 'send scan data' command,
 * which is used to load the firmware.
 */
 
#define KUE_CMD_GET_ETHER_DESCRIPTOR            0x00
#define KUE_CMD_SET_MCAST_FILTERS               0x01
#define KUE_CMD_SET_PKT_FILTER                  0x02
#define KUE_CMD_GET_ETHERSTATS                  0x03
#define KUE_CMD_GET_GPIO                        0x04
#define KUE_CMD_SET_GPIO                        0x05
#define KUE_CMD_SET_MAC                         0x06
#define KUE_CMD_GET_MAC                         0x07
#define KUE_CMD_SET_URB_SIZE                    0x08
#define KUE_CMD_SET_SOFS                        0x09
#define KUE_CMD_SET_EVEN_PKTS                   0x0A
#define KUE_CMD_SEND_SCAN                       0xFF
 
struct kue_ether_desc {
        uint8_t kue_len;
        uint8_t kue_rsvd0;
        uint8_t kue_rsvd1;
        uint8_t kue_macaddr[ETHER_ADDR_LEN];
        uint8_t kue_etherstats[4];
        uint8_t kue_maxseg[2];
        uint8_t kue_mcastfilt[2];
        uint8_t kue_rsvd2;
} __packed;
 
#define KUE_ETHERSTATS(x)       UGETDW((x)->sc_desc.kue_etherstats)
#define KUE_MAXSEG(x)           UGETW((x)->sc_desc.kue_maxseg)
#define KUE_MCFILTCNT(x)        (UGETW((x)->sc_desc.kue_mcastfilt) & 0x7FFF)
#define KUE_MCFILT(x, y)        \
        (char *)&(sc->sc_mcfilters[y * ETHER_ADDR_LEN])
 
#define KUE_STAT_TX_OK                  0x00000001
#define KUE_STAT_RX_OK                  0x00000002
#define KUE_STAT_TX_ERR                 0x00000004
#define KUE_STAT_RX_ERR                 0x00000008
#define KUE_STAT_RX_NOBUF               0x00000010
#define KUE_STAT_TX_UCAST_BYTES         0x00000020
#define KUE_STAT_TX_UCAST_FRAMES        0x00000040
#define KUE_STAT_TX_MCAST_BYTES         0x00000080
#define KUE_STAT_TX_MCAST_FRAMES        0x00000100
#define KUE_STAT_TX_BCAST_BYTES         0x00000200
#define KUE_STAT_TX_BCAST_FRAMES        0x00000400
#define KUE_STAT_RX_UCAST_BYTES         0x00000800
#define KUE_STAT_RX_UCAST_FRAMES        0x00001000
#define KUE_STAT_RX_MCAST_BYTES         0x00002000
#define KUE_STAT_RX_MCAST_FRAMES        0x00004000
#define KUE_STAT_RX_BCAST_BYTES         0x00008000
#define KUE_STAT_RX_BCAST_FRAMES        0x00010000
#define KUE_STAT_RX_CRCERR              0x00020000
#define KUE_STAT_TX_QUEUE_LENGTH        0x00040000
#define KUE_STAT_RX_ALIGNERR            0x00080000
#define KUE_STAT_TX_SINGLECOLL          0x00100000
#define KUE_STAT_TX_MULTICOLL           0x00200000
#define KUE_STAT_TX_DEFERRED            0x00400000
#define KUE_STAT_TX_MAXCOLLS            0x00800000
#define KUE_STAT_RX_OVERRUN             0x01000000
#define KUE_STAT_TX_UNDERRUN            0x02000000
#define KUE_STAT_TX_SQE_ERR             0x04000000
#define KUE_STAT_TX_CARRLOSS            0x08000000
#define KUE_STAT_RX_LATECOLL            0x10000000
 
#define KUE_RXFILT_PROMISC              0x0001
#define KUE_RXFILT_ALLMULTI             0x0002
#define KUE_RXFILT_UNICAST              0x0004
#define KUE_RXFILT_BROADCAST            0x0008
#define KUE_RXFILT_MULTICAST            0x0010
 
#define KUE_TIMEOUT             1000
#define KUE_MIN_FRAMELEN        60
 
#define KUE_CTL_READ            0x01
#define KUE_CTL_WRITE           0x02
 
#define KUE_CONFIG_IDX          0       /* config number 1 */
#define KUE_IFACE_IDX           0
 
/* The interrupt endpoint is currently unused by the KLSI part. */
#define KUE_ENDPT_MAX           4
enum {
        KUE_BULK_DT_WR,
        KUE_BULK_DT_RD,
        KUE_N_TRANSFER,
};
 
struct kue_softc {
        struct usb_ether        sc_ue;
        struct mtx              sc_mtx;
        struct kue_ether_desc   sc_desc;
        struct usb_xfer *sc_xfer[KUE_N_TRANSFER];
        uint8_t                 *sc_mcfilters;
 
        int                     sc_flags;
#define KUE_FLAG_LINK           0x0001
 
        uint16_t                sc_rxfilt;
};
 
#define KUE_LOCK(_sc)           mtx_lock(&(_sc)->sc_mtx)
#define KUE_UNLOCK(_sc)         mtx_unlock(&(_sc)->sc_mtx)
#define KUE_LOCK_ASSERT(_sc, t) mtx_assert(&(_sc)->sc_mtx, t)