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if_urevar.h revision 1.2.4.2 
      1 /*	$NetBSD: if_urevar.h,v 1.2.4.2 2019/06/10 22:07:34 christos Exp $	*/
      2 /*	$OpenBSD: if_urereg.h,v 1.5 2018/11/02 21:32:30 jcs Exp $	*/
      3 /*-
      4  * Copyright (c) 2015-2016 Kevin Lo <kevlo (at) FreeBSD.org>
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     24  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  *
     28  * $FreeBSD$
     29  */
     30 
     31 struct ure_intrpkt {
     32 	uint8_t	ure_tsr;
     33 	uint8_t	ure_rsr;
     34 	uint8_t	ure_gep_msr;
     35 	uint8_t	ure_waksr;
     36 	uint8_t	ure_txok_cnt;
     37 	uint8_t	ure_rxlost_cnt;
     38 	uint8_t	ure_crcerr_cnt;
     39 	uint8_t	ure_col_cnt;
     40 } __packed;
     41 
     42 struct ure_rxpkt {
     43 	uint32_t ure_pktlen;
     44 #define	URE_RXPKT_LEN_MASK	0x7fff
     45 	uint32_t ure_csum;
     46 #define URE_RXPKT_IPV4_CS	__BIT(19)
     47 #define URE_RXPKT_IPV6_CS	__BIT(20)
     48 #define URE_RXPKT_TCP_CS	__BIT(22)
     49 #define URE_RXPKT_UDP_CS	__BIT(23)
     50 	uint32_t ure_misc;
     51 #define URE_RXPKT_RX_VLAN_TAG	__BIT(16)
     52 #define URE_RXPKT_TCP_F		__BIT(21)
     53 #define URE_RXPKT_UDP_F		__BIT(22)
     54 #define URE_RXPKT_IP_F		__BIT(23)
     55 	uint32_t ure_rsvd2;
     56 	uint32_t ure_rsvd3;
     57 	uint32_t ure_rsvd4;
     58 } __packed;
     59 
     60 struct ure_txpkt {
     61 	uint32_t ure_pktlen;
     62 #define	URE_TXPKT_TX_FS		__BIT(31)
     63 #define	URE_TXPKT_TX_LS		__BIT(30)
     64 #define	URE_TXPKT_LEN_MASK	0xffff
     65 	uint32_t ure_csum;
     66 #define URE_L4_OFFSET_MAX	0x7ff
     67 #define URE_L4_OFFSET_SHIFT	17
     68 #define URE_TXPKT_IPV6_CS	__BIT(28)
     69 #define URE_TXPKT_IPV4_CS	__BIT(29)
     70 #define URE_TXPKT_TCP_CS	__BIT(30)
     71 #define URE_TXPKT_UDP_CS	__BIT(31)
     72 } __packed;
     73 
     74 #define URE_ENDPT_RX		0
     75 #define URE_ENDPT_TX		1
     76 #define URE_ENDPT_MAX		2
     77 
     78 #ifndef URE_TX_LIST_CNT
     79 #define URE_TX_LIST_CNT		4
     80 #endif
     81 #ifndef URE_RX_LIST_CNT
     82 #define URE_RX_LIST_CNT		4
     83 #endif
     84 
     85 struct ure_chain {
     86 	struct ure_softc	*uc_sc;
     87 	struct usbd_xfer	*uc_xfer;
     88 	char			*uc_buf;
     89 };
     90 
     91 struct ure_cdata {
     92 	struct ure_chain	tx_chain[URE_TX_LIST_CNT];
     93 	struct ure_chain	rx_chain[URE_RX_LIST_CNT];
     94 	int			tx_prod;
     95 	int			tx_cnt;
     96 };
     97 
     98 struct ure_softc {
     99 	device_t		ure_dev;
    100 	struct usbd_device	*ure_udev;
    101 
    102 	/* usb */
    103 	struct usbd_interface	*ure_iface;
    104 	struct usb_task		ure_tick_task;
    105 	int			ure_ed[URE_ENDPT_MAX];
    106 	struct usbd_pipe	*ure_ep[URE_ENDPT_MAX];
    107 
    108 	/* ethernet */
    109 	struct ethercom		ure_ec;
    110 #define GET_IFP(sc)		(&(sc)->ure_ec.ec_if)
    111 	struct mii_data		ure_mii;
    112 #define GET_MII(sc)		(&(sc)->ure_mii)
    113 	kmutex_t		ure_mii_lock;
    114 	int			ure_refcnt;
    115 
    116 	struct ure_cdata	ure_cdata;
    117 	callout_t		ure_stat_ch;
    118 
    119 	struct timeval		ure_rx_notice;
    120 	struct timeval		ure_tx_notice;
    121 	u_int			ure_bufsz;
    122 
    123 	int			ure_phyno;
    124 
    125 	u_int			ure_flags;
    126 #define	URE_FLAG_LINK		0x0001
    127 #define	URE_FLAG_8152		0x1000	/* RTL8152 */
    128 
    129 	u_int			ure_chip;
    130 #define	URE_CHIP_VER_4C00	0x01
    131 #define	URE_CHIP_VER_4C10	0x02
    132 #define	URE_CHIP_VER_5C00	0x04
    133 #define	URE_CHIP_VER_5C10	0x08
    134 #define	URE_CHIP_VER_5C20	0x10
    135 #define	URE_CHIP_VER_5C30	0x20
    136 
    137 	krndsource_t            ure_rnd_source;
    138 	bool			ure_dying;
    139 };
    140