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NetBSD/sys/dev/ic/tulipvar.h

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/* $NetBSD: tulipvar.h,v 1.70 2019/09/13 07:55:06 msaitoh Exp $ */
/*-
* Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Jason R. Thorpe of the Numerical Aerospace Simulation Facility,
* NASA Ames Research Center.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
#ifndef _DEV_IC_TULIPVAR_H_
#define _DEV_IC_TULIPVAR_H_
#include <sys/queue.h>
#include <sys/callout.h>
#include <sys/rndsource.h>
/*
* Misc. definitions for the Digital Semiconductor ``Tulip'' (21x4x)
* Ethernet controller family driver.
*/
/*
* Transmit descriptor list size. This is arbitrary, but allocate
* enough descriptors for 64 pending transmissions and 16 segments
* per packet. Since a descriptor holds 2 buffer addresses, that's
* 8 descriptors per packet. This MUST work out to a power of 2.
*/
#define TULIP_NTXSEGS 16
#define TULIP_TXQUEUELEN 64
#define TULIP_NTXDESC (TULIP_TXQUEUELEN * TULIP_NTXSEGS)
#define TULIP_NTXDESC_MASK (TULIP_NTXDESC - 1)
#define TULIP_NEXTTX(x) ((x + 1) & TULIP_NTXDESC_MASK)
/*
* Receive descriptor list size. We have one Rx buffer per incoming
* packet, so this logic is a little simpler.
*/
#define TULIP_NRXDESC 64
#define TULIP_NRXDESC_MASK (TULIP_NRXDESC - 1)
#define TULIP_NEXTRX(x) ((x + 1) & TULIP_NRXDESC_MASK)
/*
* Control structures are DMA'd to the TULIP chip. We allocate them in
* a single clump that maps to a single DMA segment to make several things
* easier.
*/
struct tulip_control_data {
/*
* The transmit descriptors.
*/
struct tulip_desc tcd_txdescs[TULIP_NTXDESC];
/*
* The receive descriptors.
*/
struct tulip_desc tcd_rxdescs[TULIP_NRXDESC];
/*
* The setup packet.
*/
uint32_t tcd_setup_packet[TULIP_SETUP_PACKET_LEN / sizeof(uint32_t)];
};
#define TULIP_CDOFF(x) offsetof(struct tulip_control_data, x)
#define TULIP_CDTXOFF(x) TULIP_CDOFF(tcd_txdescs[(x)])
#define TULIP_CDRXOFF(x) TULIP_CDOFF(tcd_rxdescs[(x)])
#define TULIP_CDSPOFF TULIP_CDOFF(tcd_setup_packet)
/*
* Software state for transmit jobs.
*/
struct tulip_txsoft {
struct mbuf *txs_mbuf; /* head of our mbuf chain */
bus_dmamap_t txs_dmamap; /* our DMA map */
int txs_firstdesc; /* first descriptor in packet */
int txs_lastdesc; /* last descriptor in packet */
int txs_ndescs; /* number of descriptors */
SIMPLEQ_ENTRY(tulip_txsoft) txs_q;
};
SIMPLEQ_HEAD(tulip_txsq, tulip_txsoft);
/*
* Software state for receive jobs.
*/
struct tulip_rxsoft {
struct mbuf *rxs_mbuf; /* head of our mbuf chain */
bus_dmamap_t rxs_dmamap; /* our DMA map */
};
/*
* Type of Tulip chip we're dealing with.
*/
typedef enum {
TULIP_CHIP_INVALID = 0, /* invalid chip type */
TULIP_CHIP_DE425 = 1, /* DE-425 EISA */
TULIP_CHIP_21040 = 2, /* DECchip 21040 */
TULIP_CHIP_21041 = 3, /* DECchip 21041 */
TULIP_CHIP_21140 = 4, /* DECchip 21140 */
TULIP_CHIP_21140A = 5, /* DECchip 21140A */
TULIP_CHIP_21142 = 6, /* DECchip 21142 */
TULIP_CHIP_21143 = 7, /* DECchip 21143 */
TULIP_CHIP_82C168 = 8, /* Lite-On 82C168 PNIC */
TULIP_CHIP_82C169 = 9, /* Lite-On 82C169 PNIC */
TULIP_CHIP_82C115 = 10, /* Lite-On 82C115 PNIC II */
TULIP_CHIP_MX98713 = 11, /* Macronix 98713 PMAC */
TULIP_CHIP_MX98713A = 12, /* Macronix 98713A PMAC */
TULIP_CHIP_MX98715 = 13, /* Macronix 98715 PMAC */
TULIP_CHIP_MX98715A = 14, /* Macronix 98715A PMAC */
TULIP_CHIP_MX98715AEC_X = 15, /* Macronix 98715AEC-C, -E PMAC */
TULIP_CHIP_MX98725 = 16, /* Macronix 98725 PMAC */
TULIP_CHIP_WB89C840F = 17, /* Winbond 89C840F */
TULIP_CHIP_DM9102 = 18, /* Davicom DM9102 */
TULIP_CHIP_DM9102A = 19, /* Davicom DM9102A */
TULIP_CHIP_AL981 = 20, /* ADMtek AL981 */
TULIP_CHIP_AN983 = 21, /* ADMtek AN983 */
TULIP_CHIP_AN985 = 22, /* ADMtek AN985 */
TULIP_CHIP_AX88140 = 23, /* ASIX AX88140 */
TULIP_CHIP_AX88141 = 24, /* ASIX AX88141 */
TULIP_CHIP_X3201_3 = 25, /* Xircom X3201-3 */
TULIP_CHIP_RS7112 = 26 /* Conexant RS7112 LANfinity */
} tulip_chip_t;
#define TULIP_CHIP_NAMES \
{ \
NULL, \
"DE-425", \
"DECchip 21040", \
"DECchip 21041", \
"DECchip 21140", \
"DECchip 21140A", \
"DECchip 21142", \
"DECchip 21143", \
"Lite-On 82C168", \
"Lite-On 82C169", \
"Lite-On 82C115", \
"Macronix MX98713", \
"Macronix MX98713A", \
"Macronix MX98715", \
"Macronix MX98715A", \
"Macronix MX98715AEC-x", \
"Macronix MX98725", \
"Winbond 89C840F", \
"Davicom DM9102", \
"Davicom DM9102A", \
"ADMtek AL981", \
"ADMtek AN983", \
"ADMtek AN985", \
"ASIX AX88140", \
"ASIX AX88141", \
"Xircom X3201-3", \
"Conexant RS7112", \
}
struct tulip_softc;
/*
* Media init, change, status function pointers.
*/
struct tulip_mediasw {
void (*tmsw_init)(struct tulip_softc *);
void (*tmsw_get)(struct tulip_softc *, struct ifmediareq *);
int (*tmsw_set)(struct tulip_softc *);
};
/*
* Table which describes the transmit threshold mode. We generally
* start at index 0. Whenever we get a transmit underrun, we increment
* our index, falling back if we encounter the NULL terminator.
*/
struct tulip_txthresh_tab {
uint32_t txth_opmode; /* OPMODE bits */
const char *txth_name; /* name of mode */
};
#define TLP_TXTHRESH_TAB_10 { \
{ OPMODE_TR_72, "72 bytes" }, \
{ OPMODE_TR_96, "96 bytes" }, \
{ OPMODE_TR_128, "128 bytes" }, \
{ OPMODE_TR_160, "160 bytes" }, \
{ 0, NULL }, \
}
#define TLP_TXTHRESH_TAB_10_100 { \
{ OPMODE_TR_72, "72/128 bytes" }, \
{ OPMODE_TR_96, "96/256 bytes" }, \
{ OPMODE_TR_128, "128/512 bytes" }, \
{ OPMODE_TR_160, "160/1024 bytes" }, \
{ OPMODE_SF, "store and forward mode" }, \
{ 0, NULL }, \
}
#define TXTH_72 0
#define TXTH_96 1
#define TXTH_128 2
#define TXTH_160 3
#define TXTH_SF 4
#define TLP_TXTHRESH_TAB_DM9102 { \
{ OPMODE_TR_72, "72/128 bytes" }, \
{ OPMODE_TR_96, "96/256 bytes" }, \
{ OPMODE_TR_128, "128/512 bytes" }, \
{ OPMODE_SF, "store and forward mode" }, \
{ 0, NULL }, \
}
#define TXTH_DM9102_72 0
#define TXTH_DM9102_96 1
#define TXTH_DM9102_128 2
#define TXTH_DM9102_SF 3
/*
* The Winbond 89C840F does transmit threshold control totally
* differently. It simply has a 7-bit field which indicates
* the threshold:
*
* txth = ((OPMODE & OPMODE_WINB_TTH) >> OPMODE_WINB_TTH_SHIFT) * 16;
*
* However, we just do Store-and-Forward mode on these chips, since
* the DMA engines seem to be flaky.
*/
#define TLP_TXTHRESH_TAB_WINB { \
{ 0, "store and forward mode" }, \
{ 0, NULL }, \
}
#define TXTH_WINB_SF 0
/*
* Settings for Tulip SIA media.
*/
struct tulip_sia_media {
uint32_t tsm_siaconn; /* CSR13 value */
uint32_t tsm_siatxrx; /* CSR14 value */
uint32_t tsm_siagen; /* CSR15 value */
};
/*
* Description of 2x14x media.
*/
struct tulip_21x4x_media {
int tm_type; /* type of media; see tulipreg.h */
const char *tm_name; /* name of media */
void (*tm_get)(struct tulip_softc *, struct ifmediareq *);
int (*tm_set)(struct tulip_softc *);
int tm_phyno; /* PHY # on MII */
int tm_gp_length; /* MII select sequence length */
int tm_gp_offset; /* MII select sequence offset */
int tm_reset_length;/* MII reset sequence length */
int tm_reset_offset;/* MII reset sequence offset */
uint32_t tm_opmode; /* OPMODE bits for this media */
uint32_t tm_gpctl; /* GPIO control bits for this media */
uint32_t tm_gpdata; /* GPIO bits for this media */
uint32_t tm_actmask; /* `active' bits for this data */
uint32_t tm_actdata; /* active high/low info */
struct tulip_sia_media tm_sia; /* SIA settings */
#define tm_siaconn tm_sia.tsm_siaconn
#define tm_siatxrx tm_sia.tsm_siatxrx
#define tm_siagen tm_sia.tsm_siagen
};
/*
* Table for converting Tulip SROM media info into ifmedia data.
*/
struct tulip_srom_to_ifmedia {
uint8_t tsti_srom; /* SROM media type */
int tsti_subtype; /* ifmedia subtype */
int tsti_options; /* ifmedia options */
const char *tsti_name; /* media name */
uint32_t tsti_opmode; /* OPMODE bits for this media */
uint32_t tsti_sia_cap; /* "MII" capabilities for this media */
/*
* Settings for 21040, 21041, and 21142/21143 SIA, in the event
* the SROM doesn't have them.
*/
struct tulip_sia_media tsti_21040;
struct tulip_sia_media tsti_21041;
struct tulip_sia_media tsti_21142;
};
/*
* Some misc. statics, useful for debugging.
*/
struct tulip_stats {
u_long ts_tx_uf; /* transmit underflow errors */
u_long ts_tx_to; /* transmit jabber timeouts */
u_long ts_tx_ec; /* excessive collision count */
u_long ts_tx_lc; /* late collision count */
};
#ifndef _STANDALONE
/*
* Software state per device.
*/
struct tulip_softc {
device_t sc_dev; /* generic device information */
bus_space_tag_t sc_st; /* bus space tag */
bus_space_handle_t sc_sh; /* bus space handle */
bus_dma_tag_t sc_dmat; /* bus DMA tag */
struct ethercom sc_ethercom; /* ethernet common data */
struct tulip_stats sc_stats; /* debugging stats */
/*
* Contents of the SROM.
*/
uint8_t *sc_srom;
int sc_srom_addrbits;
/*
* Media access functions for this chip.
*/
const struct tulip_mediasw *sc_mediasw;
mii_bitbang_ops_t sc_bitbang_ops;
/*
* For chips with built-in NWay blocks, these are state
* variables required for autonegotiation.
*/
int sc_nway_ticks; /* tick counter */
struct ifmedia_entry *sc_nway_active; /* the active media */
struct callout sc_nway_callout;
tulip_chip_t sc_chip; /* chip type */
int sc_rev; /* chip revision */
int sc_flags; /* misc flags. */
char sc_name[32]; /* board name */
uint32_t sc_cacheline; /* cache line size */
uint32_t sc_maxburst; /* maximum burst length */
int sc_devno; /* PCI device # */
struct mii_data sc_mii; /* MII/media information */
const struct tulip_txthresh_tab *sc_txth;
int sc_txthresh; /* current transmit threshold */
uint8_t sc_gp_dir; /* GPIO pin direction bits (21140) */
int sc_media_seen; /* ISV media block types seen */
int sc_tlp_minst; /* Tulip internal media instance */
uint32_t sc_sia_cap; /* SIA media capabilities (21143) */
/* Reset function. */
void (*sc_reset)(struct tulip_softc *);
/* Pre-init function. */
void (*sc_preinit)(struct tulip_softc *);
/* Filter setup function. */
void (*sc_filter_setup)(struct tulip_softc *);
/* Media status update function. */
void (*sc_statchg)(struct ifnet *);
/* Media tick function. */
void (*sc_tick)(void *);
struct callout sc_tick_callout;
/* Power management hooks. */
int (*sc_enable)(struct tulip_softc *);
void (*sc_disable)(struct tulip_softc *);
void (*sc_power)(struct tulip_softc *, int);
/*
* The Winbond 89C840F places registers 4 bytes apart, instead
* of 8.
*/
int sc_regshift;
uint32_t sc_busmode; /* copy of CSR_BUSMODE */
uint32_t sc_opmode; /* copy of CSR_OPMODE */
uint32_t sc_inten; /* copy of CSR_INTEN */
uint32_t sc_rxint_mask; /* mask of Rx interrupts we want */
uint32_t sc_txint_mask; /* mask of Tx interrupts we want */
uint32_t sc_filtmode; /* filter mode we're using */
bus_dma_segment_t sc_cdseg; /* control data memory */
int sc_cdnseg; /* number of segments */
bus_dmamap_t sc_cddmamap; /* control data DMA map */
#define sc_cddma sc_cddmamap->dm_segs[0].ds_addr
/*
* Software state for transmit and receive descriptors.
*/
struct tulip_txsoft sc_txsoft[TULIP_TXQUEUELEN];
struct tulip_rxsoft sc_rxsoft[TULIP_NRXDESC];
/*
* Control data structures.
*/
struct tulip_control_data *sc_control_data;
#define sc_txdescs sc_control_data->tcd_txdescs
#define sc_rxdescs sc_control_data->tcd_rxdescs
#define sc_setup_desc sc_control_data->tcd_setup_desc
int sc_txfree; /* number of free Tx descriptors */
int sc_txnext; /* next ready Tx descriptor */
int sc_ntxsegs; /* number of transmit segs per pkt */
uint32_t sc_tdctl_ch; /* conditional desc chaining */
uint32_t sc_tdctl_er; /* conditional desc end-of-ring */
uint32_t sc_setup_fsls; /* FS|LS on setup descriptor */
struct tulip_txsq sc_txfreeq; /* free Tx descsofts */
struct tulip_txsq sc_txdirtyq; /* dirty Tx descsofts */
u_short sc_if_flags;
int sc_rxptr; /* next ready RX descriptor/descsoft */
krndsource_t sc_rnd_source; /* random source */
};
#endif
/* sc_flags */
#define TULIPF_WANT_SETUP 0x00000001 /* want filter setup */
#define TULIPF_DOING_SETUP 0x00000002 /* doing multicast setup */
#define TULIPF_HAS_MII 0x00000004 /* has media on MII */
#define TULIPF_IC_FS 0x00000008 /* IC bit on first tx seg */
#define TULIPF_MRL 0x00000010 /* memory read line okay */
#define TULIPF_MRM 0x00000020 /* memory read multi okay */
#define TULIPF_MWI 0x00000040 /* memory write inval okay */
#define TULIPF_AUTOPOLL 0x00000080 /* chip supports auto-poll */
#define TULIPF_LINK_UP 0x00000100 /* link is up (non-MII) */
#define TULIPF_LINK_VALID 0x00000200 /* link state valid */
#define TULIPF_DOINGAUTO 0x00000400 /* doing autoneg (non-MII) */
#define TULIPF_ATTACHED 0x00000800 /* attach has succeeded */
#define TULIPF_ENABLED 0x00001000 /* chip is enabled */
#define TULIPF_BLE 0x00002000 /* data is big endian */
#define TULIPF_DBO 0x00004000 /* descriptor is big endian */
#define TULIPF_VPC 0x00008000 /* Virtual PC Ethernet */
#define TULIP_IS_ENABLED(sc) ((sc)->sc_flags & TULIPF_ENABLED)
/*
* This macro returns the current media entry.
*/
#define TULIP_CURRENT_MEDIA(sc) ((sc)->sc_mii.mii_media.ifm_cur)
/*
* This macro determines if a change to media-related OPMODE bits requires
* a chip reset.
*/
#define TULIP_MEDIA_NEEDSRESET(sc, newbits) \
(((sc)->sc_opmode & OPMODE_MEDIA_BITS) != \
((newbits) & OPMODE_MEDIA_BITS))
#define TULIP_CDTXADDR(sc, x) ((sc)->sc_cddma + TULIP_CDTXOFF((x)))
#define TULIP_CDRXADDR(sc, x) ((sc)->sc_cddma + TULIP_CDRXOFF((x)))
#define TULIP_CDSPADDR(sc) ((sc)->sc_cddma + TULIP_CDSPOFF)
#define TULIP_CDSP(sc) ((sc)->sc_control_data->tcd_setup_packet)
#define TULIP_CDTXSYNC(sc, x, n, ops) \
do { \
int __x, __n; \
\
__x = (x); \
__n = (n); \
\
/* If it will wrap around, sync to the end of the ring. */ \
if ((__x + __n) > TULIP_NTXDESC) { \
bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \
TULIP_CDTXOFF(__x), sizeof(struct tulip_desc) * \
(TULIP_NTXDESC - __x), (ops)); \
__n -= (TULIP_NTXDESC - __x); \
__x = 0; \
} \
\
/* Now sync whatever is left. */ \
bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \
TULIP_CDTXOFF(__x), sizeof(struct tulip_desc) * __n, (ops)); \
} while (0)
#define TULIP_CDRXSYNC(sc, x, ops) \
bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \
TULIP_CDRXOFF((x)), sizeof(struct tulip_desc), (ops))
#define TULIP_CDSPSYNC(sc, ops) \
bus_dmamap_sync((sc)->sc_dmat, (sc)->sc_cddmamap, \
TULIP_CDSPOFF, TULIP_SETUP_PACKET_LEN, (ops))
/*
* Note we rely on MCLBYTES being a power of two. Because the `length'
* field is only 11 bits, we must subtract 1 from the length to avoid
* having it truncated to 0!
*/
#define TULIP_INIT_RXDESC(sc, x) \
do { \
struct tulip_rxsoft *__rxs = &sc->sc_rxsoft[(x)]; \
struct tulip_desc *__rxd = &sc->sc_rxdescs[(x)]; \
struct mbuf *__m = __rxs->rxs_mbuf; \
\
__m->m_data = __m->m_ext.ext_buf; \
__rxd->td_bufaddr1 = \
htole32(__rxs->rxs_dmamap->dm_segs[0].ds_addr); \
__rxd->td_bufaddr2 = \
htole32(TULIP_CDRXADDR((sc), TULIP_NEXTRX((x)))); \
__rxd->td_ctl = \
htole32((((__m->m_ext.ext_size - 1) & ~0x3U) \
<< TDCTL_SIZE1_SHIFT) | (sc)->sc_tdctl_ch | \
((x) == (TULIP_NRXDESC - 1) ? sc->sc_tdctl_er : 0)); \
__rxd->td_status = htole32(TDSTAT_OWN|TDSTAT_Rx_FS|TDSTAT_Rx_LS); \
TULIP_CDRXSYNC((sc), (x), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE); \
} while (0)
/* CSR access */
#define TULIP_CSR_OFFSET(sc, csr) \
(TULIP_CSR_INDEX(csr) << (sc)->sc_regshift)
#define TULIP_READ(sc, reg) \
bus_space_read_4((sc)->sc_st, (sc)->sc_sh, \
TULIP_CSR_OFFSET((sc), (reg)))
#define TULIP_WRITE(sc, reg, val) \
bus_space_write_4((sc)->sc_st, (sc)->sc_sh, \
TULIP_CSR_OFFSET((sc), (reg)), (val))
#define TULIP_SET(sc, reg, mask) \
TULIP_WRITE((sc), (reg), TULIP_READ((sc), (reg)) | (mask))
#define TULIP_CLR(sc, reg, mask) \
TULIP_WRITE((sc), (reg), TULIP_READ((sc), (reg)) & ~(mask))
#define TULIP_ISSET(sc, reg, mask) \
(TULIP_READ((sc), (reg)) & (mask))
#define TULIP_SP_FIELD_C(a, b) ((b) << 8 | (a))
#define TULIP_SP_FIELD(x, f) TULIP_SP_FIELD_C((x)[f * 2], (x)[f * 2 + 1])
#ifdef _KERNEL
extern const struct tulip_mediasw tlp_21040_mediasw;
extern const struct tulip_mediasw tlp_21040_tp_mediasw;
extern const struct tulip_mediasw tlp_21040_auibnc_mediasw;
extern const struct tulip_mediasw tlp_21041_mediasw;
extern const struct tulip_mediasw tlp_2114x_isv_mediasw;
extern const struct tulip_mediasw tlp_sio_mii_mediasw;
extern const struct tulip_mediasw tlp_pnic_mediasw;
extern const struct tulip_mediasw tlp_pmac_mediasw;
extern const struct tulip_mediasw tlp_al981_mediasw;
extern const struct tulip_mediasw tlp_an985_mediasw;
extern const struct tulip_mediasw tlp_dm9102_mediasw;
extern const struct tulip_mediasw tlp_asix_mediasw;
extern const struct tulip_mediasw tlp_rs7112_mediasw;
int tlp_attach(struct tulip_softc *, const uint8_t *);
int tlp_activate(device_t, enum devact);
int tlp_detach(struct tulip_softc *);
int tlp_intr(void *);
int tlp_read_srom(struct tulip_softc *);
int tlp_srom_crcok(const uint8_t *);
int tlp_isv_srom(const uint8_t *);
int tlp_isv_srom_enaddr(struct tulip_softc *, uint8_t *);
int tlp_parse_old_srom(struct tulip_softc *, uint8_t *);
void tlp_reset(struct tulip_softc *);
void tlp_idle(struct tulip_softc *, uint32_t);
int tlp_mediachange(struct ifnet *);
void tlp_mediastatus(struct ifnet *, struct ifmediareq *);
void tlp_21140_gpio_get(struct tulip_softc *sc, struct ifmediareq *ifmr);
int tlp_21140_gpio_set(struct tulip_softc *sc);
const char *tlp_chip_name(tulip_chip_t);
#endif /* _KERNEL */
#endif /* _DEV_IC_TULIPVAR_H_ */
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