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/* $OpenBSD: lemacvar.h,v 1.4 2009/08/10 22:08:04 deraadt Exp $ */
/* $NetBSD: lemacvar.h,v 1.6 2001/06/13 10:46:03 wiz Exp $ */
/*
* Copyright (c) 1997 Matt Thomas <matt@3am-software.com>
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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 _LEMAC_VAR_H
#define _LEMAC_VAR_H
/*
* Ethernet status, per interface.
*/
struct lemac_softc {
struct device sc_dv;
void *sc_ih;
void *sc_ats;
struct arpcom sc_arpcom; /* Ethernet common part */
struct ifmedia sc_ifmedia;
bus_space_tag_t sc_iot;
bus_space_tag_t sc_memt;
bus_space_handle_t sc_ioh;
bus_space_handle_t sc_memh;
unsigned sc_flags;
#define LEMAC_PIO_MODE 0x0000U
#define LEMAC_2K_MODE 0x0001U
#define LEMAC_WAS_32K_MODE 0x0002U
#define LEMAC_WAS_64K_MODE 0x0003U
#define LEMAC_MODE_MASK 0x0003U
#define LEMAC_ALLMULTI 0x0010U
#define LEMAC_ALIVE 0x0020U
#define LEMAC_LINKUP 0x0040U
unsigned sc_lastpage; /* last 2K page */
unsigned sc_txctl; /* Transmit Control Byte */
unsigned sc_ctlmode; /* media ctl bits */
struct {
u_int8_t csr_cs;
u_int8_t csr_tqc;
u_int8_t csr_fmq;
} sc_csr;
unsigned sc_laststatus; /* last read of LEMAC_REG_CS */
u_int16_t sc_mctbl[LEMAC_MCTBL_SIZE/sizeof(u_int16_t)];
/* local copy of multicast table */
struct {
unsigned cntr_txnospc; /* total # of no transmit memory */
unsigned cntr_txfull; /* total # of transmitter full */
unsigned cntr_tne_intrs;/* total # of transmit done intrs */
unsigned cntr_rne_intrs;/* total # of receive done intrs */
unsigned cntr_txd_intrs;/* total # of transmit error intrs */
unsigned cntr_rxd_intrs;/* total # of receive error intrs */
} sc_cntrs;
char sc_prodname[LEMAC_EEP_PRDNMSZ+1]; /* product name DE20x-xx */
u_int8_t sc_eeprom[LEMAC_EEP_SIZE]; /* local copy eeprom */
};
#define sc_if sc_arpcom.ac_if
#define LEMAC_IFP_TO_SOFTC(ifp) ((struct lemac_softc *)((ifp)->if_softc))
#define LEMAC_USE_PIO_MODE(sc) \
(((sc->sc_flags & LEMAC_MODE_MASK) == LEMAC_PIO_MODE) || \
(sc->sc_if.if_flags & IFF_LINK0))
#define LEMAC_OUTB(sc, o, v) \
bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (o), (v))
#define LEMAC_OUTSB(sc, o, l, p) \
bus_space_write_multi_1((sc)->sc_iot, (sc)->sc_ioh, (o), (p), (l))
#define LEMAC_INB(sc, o) \
bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (o))
#define LEMAC_INSB(sc, o, l, p) \
bus_space_read_multi_1((sc)->sc_iot, (sc)->sc_ioh, (o), (p), (l))
#define LEMAC_PUTBUF8(sc, o, l, p) \
bus_space_write_region_1((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))
#define LEMAC_PUTBUF16(sc, o, l, p) \
bus_space_write_raw_region_2((sc)->sc_memt, (sc)->sc_memh, (o), (p), \
(l) << 1)
#define LEMAC_PUTBUF32(sc, o, l, p) \
bus_space_write_raw_region_4((sc)->sc_memt, (sc)->sc_memh, (o), (p), \
(l) << 2)
#define LEMAC_PUT8(sc, o, v) \
bus_space_write_1((sc)->sc_memt, (sc)->sc_memh, (o), (v))
#define LEMAC_PUT16(sc, o, v) \
bus_space_write_2((sc)->sc_memt, (sc)->sc_memh, (o), htole16(v))
#define LEMAC_PUT32(sc, o, v) \
bus_space_write_4((sc)->sc_memt, (sc)->sc_memh, (o), htole32(v))
#define LEMAC_GETBUF8(sc, o, l, p) \
bus_space_read_region_1((sc)->sc_memt, (sc)->sc_memh, (o), (p), (l))
#define LEMAC_GETBUF16(sc, o, l, p) \
bus_space_read_raw_region_2((sc)->sc_memt, (sc)->sc_memh, (o), (p), \
(l) << 1)
#define LEMAC_GETBUF32(sc, o, l, p) \
bus_space_read_raw_region_4((sc)->sc_memt, (sc)->sc_memh, (o), (p), \
(l) << 2)
#define LEMAC_GET8(sc, o) \
bus_space_read_1((sc)->sc_memt, (sc)->sc_memh, (o))
#define LEMAC_GET16(sc, o) \
letoh16(bus_space_read_2((sc)->sc_memt, (sc)->sc_memh, (o)))
#define LEMAC_GET32(sc, o) \
letoh32(bus_space_read_4((sc)->sc_memt, (sc)->sc_memh, (o)))
#define LEMAC_INTR_ENABLE(sc) \
LEMAC_OUTB(sc, LEMAC_REG_IC, \
LEMAC_INB(sc, LEMAC_REG_IC) | LEMAC_IC_ALL)
#define LEMAC_INTR_DISABLE(sc) \
LEMAC_OUTB(sc, LEMAC_REG_IC, \
LEMAC_INB(sc, LEMAC_REG_IC) & ~LEMAC_IC_ALL)
#define LEMAC_IS_64K_MODE(mbase) (((mbase) >= 0x0A) && ((mbase) <= 0x0F))
#define LEMAC_IS_32K_MODE(mbase) (((mbase) >= 0x14) && ((mbase) <= 0x1F))
#define LEMAC_IS_2K_MODE(mbase) ((mbase) >= 0x40)
#define LEMAC_DECODEIRQ(i) ((0xFBA5 >> ((i) >> 3)) & 0x0F)
#define LEMAC_ADDREQUAL(a1, a2) \
(((u_int16_t *)a1)[0] == ((u_int16_t *)a2)[0] && \
((u_int16_t *)a1)[1] == ((u_int16_t *)a2)[1] && \
((u_int16_t *)a1)[2] == ((u_int16_t *)a2)[2])
#define LEMAC_ADDRBRDCST(a1) \
(((u_int16_t *)a1)[0] == 0xFFFFU && \
((u_int16_t *)a1)[1] == 0xFFFFU && \
((u_int16_t *)a1)[2] == 0xFFFFU)
void lemac_ifattach(struct lemac_softc *);
void lemac_info_get(const bus_space_tag_t, const bus_space_handle_t,
bus_addr_t *, bus_size_t *, int *);
int lemac_port_check(const bus_space_tag_t, const bus_space_handle_t);
int lemac_intr(void *);
#endif /* _LEMACVAR_H */
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