NetBSD-5.0.2/sys/dev/usb/if_udavreg.h

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/*	$NetBSD: if_udavreg.h,v 1.4 2007/12/05 07:15:54 ad Exp $	*/
/*	$nabe: if_udavreg.h,v 1.2 2003/08/21 16:26:40 nabe Exp $	*/
/*
 * Copyright (c) 2003
 *     Shingo WATANABE <nabe@nabechan.org>.  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. 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 THE AUTHOR 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 THE AUTHOR OR CONTRIBUTORS 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.
 *
 */

#define	UDAV_IFACE_INDEX	0
#define	UDAV_CONFIG_NO		1

#define	UDAV_TX_LIST_CNT	1
#define	UDAV_RX_LIST_CNT	1

#define	UDAV_TX_TIMEOUT		1000
#define	UDAV_TIMEOUT		10000

#define	ETHER_ALIGN		2


/* Packet length */
#define	UDAV_MAX_MTU		1536 /* XXX: max frame size is unknown */
#define	UDAV_MIN_FRAME_LEN	60
#define	UDAV_BUFSZ		UDAV_MAX_MTU

/* Request */
#define	UDAV_REQ_REG_READ	0x00 /* Read from register(s) */
#define	UDAV_REQ_REG_WRITE	0x01 /* Write to register(s) */
#define	UDAV_REQ_REG_WRITE1	0x03 /* Write to a register */

#define	UDAV_REQ_MEM_READ	0x02 /* Read from memory */
#define	UDAV_REQ_MEM_WRITE	0x05 /* Write to memory */
#define	UDAV_REQ_MEM_WRITE1	0x07 /* Write a byte to memory */

/* Registers */
#define	UDAV_NCR		0x00 /* Network Control Register */
#define	 UDAV_NCR_EXT_PHY	(1<<7) /* Select External PHY */
#define	 UDAV_NCR_WAKEEN	(1<<6) /* Wakeup Event Enable */
#define	 UDAV_NCR_FCOL		(1<<4) /* Force Collision Mode */
#define	 UDAV_NCR_FDX		(1<<3) /* Full-Duplex Mode (RO on Int. PHY) */
#define	 UDAV_NCR_LBK1		(1<<2) /* Lookback Mode */
#define	 UDAV_NCR_LBK0		(1<<1) /* Lookback Mode */
#define	 UDAV_NCR_RST		(1<<0) /* Software reset */

#define	UDAV_RCR		0x05 /* RX Control Register */
#define	 UDAV_RCR_WTDIS		(1<<6) /* Watchdog Timer Disable */
#define	 UDAV_RCR_DIS_LONG	(1<<5) /* Discard Long Packet(over 1522Byte) */
#define	 UDAV_RCR_DIS_CRC	(1<<4) /* Discard CRC Error Packet */
#define	 UDAV_RCR_ALL		(1<<3) /* Pass All Multicast */
#define	 UDAV_RCR_RUNT		(1<<2) /* Pass Runt Packet */
#define	 UDAV_RCR_PRMSC		(1<<1) /* Promiscuous Mode */
#define	 UDAV_RCR_RXEN		(1<<0) /* RX Enable */

#define	UDAV_RSR		0x06 /* RX Status Register */
#define	 UDAV_RSR_RF		(1<<7) /* Runt Frame */
#define	 UDAV_RSR_MF		(1<<6) /* Multicast Frame */
#define	 UDAV_RSR_LCS		(1<<5) /* Late Collision Seen */
#define	 UDAV_RSR_RWTO		(1<<4) /* Receive Watchdog Time-Out */
#define	 UDAV_RSR_PLE		(1<<3) /* Physical Layer Error */
#define	 UDAV_RSR_AE		(1<<2) /* Alignment Error */
#define	 UDAV_RSR_CE		(1<<1) /* CRC Error */
#define	 UDAV_RSR_FOE		(1<<0) /* FIFO Overflow Error */
#define	 UDAV_RSR_ERR		(UDAV_RSR_RF | UDAV_RSR_LCS | UDAV_RSR_RWTO |\
				UDAV_RSR_PLE | UDAV_RSR_AE | UDAV_RSR_CE |\
				UDAV_RSR_FOE)

#define	UDAV_EPCR		0x0b /* EEPROM & PHY Control Register */
#define	 UDAV_EPCR_REEP		(1<<5) /* Reload EEPROM */
#define	 UDAV_EPCR_WEP		(1<<4) /* Write EEPROM enable */
#define	 UDAV_EPCR_EPOS		(1<<3) /* EEPROM or PHY Operation Select */
#define	 UDAV_EPCR_ERPRR	(1<<2) /* EEPROM/PHY Register Read Command */
#define	 UDAV_EPCR_ERPRW	(1<<1) /* EEPROM/PHY Register Write Command */
#define	 UDAV_EPCR_ERRE		(1<<0) /* EEPROM/PHY Access Status */

#define	UDAV_EPAR		0x0c /* EEPROM & PHY Control Register */
#define	 UDAV_EPAR_PHY_ADR1	(1<<7) /* PHY Address bit 1 */
#define	 UDAV_EPAR_PHY_ADR0	(1<<6) /* PHY Address bit 0 */
#define	 UDAV_EPAR_EROA		(1<<0) /* EEPROM Word/PHY Register Address */
#define	 UDAV_EPAR_EROA_MASK	(0x1f) /* [5:0] */

#define	UDAV_EPDRL		0x0d /* EEPROM & PHY Data Register */
#define	UDAV_EPDRH		0x0e /* EEPROM & PHY Data Register */

#define	UDAV_PAR0		0x10 /* Ethernet Address, load from EEPROM */
#define	UDAV_PAR1		0x11 /* Ethernet Address, load from EEPROM */
#define	UDAV_PAR2		0x12 /* Ethernet Address, load from EEPROM */
#define	UDAV_PAR3		0x13 /* Ethernet Address, load from EEPROM */
#define	UDAV_PAR4		0x14 /* Ethernet Address, load from EEPROM */
#define	UDAV_PAR5		0x15 /* Ethernet Address, load from EEPROM */
#define	UDAV_PAR		UDAV_PAR0

#define	UDAV_MAR0		0x16 /* Multicast Register */
#define	UDAV_MAR1		0x17 /* Multicast Register */
#define	UDAV_MAR2		0x18 /* Multicast Register */
#define	UDAV_MAR3		0x19 /* Multicast Register */
#define	UDAV_MAR4		0x1a /* Multicast Register */
#define	UDAV_MAR5		0x1b /* Multicast Register */
#define	UDAV_MAR6		0x1c /* Multicast Register */
#define	UDAV_MAR7		0x1d /* Multicast Register */
#define	UDAV_MAR		UDAV_MAR0

#define	UDAV_GPCR		0x1e /* General purpose control register */
#define	 UDAV_GPCR_GEP_CNTL6	(1<<6) /* General purpose control 6 */
#define	 UDAV_GPCR_GEP_CNTL5	(1<<5) /* General purpose control 5 */
#define	 UDAV_GPCR_GEP_CNTL4	(1<<4) /* General purpose control 4 */
#define	 UDAV_GPCR_GEP_CNTL3	(1<<3) /* General purpose control 3 */
#define	 UDAV_GPCR_GEP_CNTL2	(1<<2) /* General purpose control 2 */
#define	 UDAV_GPCR_GEP_CNTL1	(1<<1) /* General purpose control 1 */
#define	 UDAV_GPCR_GEP_CNTL0	(1<<0) /* General purpose control 0 */

#define	UDAV_GPR		0x1f /* General purpose register */
#define	 UDAV_GPR_GEPIO6	(1<<6) /* General purpose 6 */
#define	 UDAV_GPR_GEPIO5	(1<<5) /* General purpose 5 */
#define	 UDAV_GPR_GEPIO4	(1<<4) /* General purpose 4 */
#define	 UDAV_GPR_GEPIO3	(1<<3) /* General purpose 3 */
#define	 UDAV_GPR_GEPIO2	(1<<2) /* General purpose 2 */
#define	 UDAV_GPR_GEPIO1	(1<<1) /* General purpose 1 */
#define	 UDAV_GPR_GEPIO0	(1<<0) /* General purpose 0 */

#define	GET_IFP(sc)		(&(sc)->sc_ec.ec_if)
#define	GET_MII(sc)		(&(sc)->sc_mii)

struct udav_chain {
	struct udav_softc	*udav_sc;
	usbd_xfer_handle	udav_xfer;
	char			*udav_buf;
	struct mbuf		*udav_mbuf;
	int			udav_idx;
};

struct udav_cdata {
	struct udav_chain	udav_tx_chain[UDAV_TX_LIST_CNT];
	struct udav_chain	udav_rx_chain[UDAV_TX_LIST_CNT];
#if 0
	/* XXX: Intrrupt Endpoint is not yet supported! */
	struct udav_intrpkg	udav_ibuf;
#endif
	int			udav_tx_prod;
	int			udav_tx_cons;
	int			udav_tx_cnt;
	int			udav_rx_prod;
};

struct udav_softc {
	USBBASEDEVICE		sc_dev;	/* base device */
	usbd_device_handle	sc_udev;

	/* USB */
	usbd_interface_handle	sc_ctl_iface;
	/* int			sc_ctl_iface_no; */
	int			sc_bulkin_no; /* bulk in endpoint */
	int			sc_bulkout_no; /* bulk out endpoint */
	int			sc_intrin_no; /* intr in endpoint */
	usbd_pipe_handle	sc_pipe_rx;
	usbd_pipe_handle	sc_pipe_tx;
	usbd_pipe_handle	sc_pipe_intr;
	usb_callout_t		sc_stat_ch;
	u_int			sc_rx_errs;
	/* u_int		sc_intr_errs; */
	struct timeval		sc_rx_notice;

	/* Ethernet */
	struct ethercom		sc_ec; /* ethernet common */
	struct mii_data		sc_mii;
	kmutex_t		sc_mii_lock;
	int			sc_link;
#define	sc_media udav_mii.mii_media
#if NRND > 0
	rndsource_element_t	rnd_source;
#endif
	struct udav_cdata	sc_cdata;

	int                     sc_attached;
	int			sc_dying;
        int                     sc_refcnt;

	struct usb_task		sc_tick_task;
	struct usb_task		sc_stop_task;

	u_int16_t		sc_flags;
};