113 lines
4.1 KiB
C
113 lines
4.1 KiB
C
/* $NetBSD: hmevar.h,v 1.6 2000/09/28 10:56:57 tsutsui Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1999 The NetBSD Foundation, Inc.
|
|
* All rights reserved.
|
|
*
|
|
* This code is derived from software contributed to The NetBSD Foundation
|
|
* by Paul Kranenburg.
|
|
*
|
|
* 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 the NetBSD
|
|
* Foundation, Inc. and its contributors.
|
|
* 4. Neither the name of The NetBSD Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* 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.
|
|
*/
|
|
|
|
#include "rnd.h"
|
|
|
|
#include <sys/callout.h>
|
|
#if NRND > 0
|
|
#include <sys/rnd.h>
|
|
#endif
|
|
|
|
|
|
struct hme_ring {
|
|
/* Ring Descriptors */
|
|
caddr_t rb_membase; /* Packet buffer: CPU address */
|
|
bus_addr_t rb_dmabase; /* Packet buffer: DMA address */
|
|
caddr_t rb_txd; /* Transmit descriptors */
|
|
bus_addr_t rb_txddma; /* DMA address of same */
|
|
caddr_t rb_rxd; /* Receive descriptors */
|
|
bus_addr_t rb_rxddma; /* DMA address of same */
|
|
caddr_t rb_txbuf; /* Transmit buffers */
|
|
caddr_t rb_rxbuf; /* Receive buffers */
|
|
int rb_ntbuf; /* # of transmit buffers */
|
|
int rb_nrbuf; /* # of receive buffers */
|
|
|
|
/* Ring Descriptor state */
|
|
int rb_tdhead, rb_tdtail;
|
|
int rb_rdtail;
|
|
int rb_td_nbusy;
|
|
};
|
|
|
|
struct hme_softc {
|
|
struct device sc_dev; /* boilerplate device view */
|
|
struct ethercom sc_ethercom; /* Ethernet common part */
|
|
struct mii_data sc_mii; /* MII media control */
|
|
#define sc_media sc_mii.mii_media/* shorthand */
|
|
struct callout sc_tick_ch; /* tick callout */
|
|
|
|
/* The following bus handles are to be provided by the bus front-end */
|
|
bus_space_tag_t sc_bustag; /* bus tag */
|
|
bus_dma_tag_t sc_dmatag; /* bus dma tag */
|
|
bus_dmamap_t sc_dmamap; /* bus dma handle */
|
|
bus_space_handle_t sc_seb; /* HME Global registers */
|
|
bus_space_handle_t sc_erx; /* HME ERX registers */
|
|
bus_space_handle_t sc_etx; /* HME ETX registers */
|
|
bus_space_handle_t sc_mac; /* HME MAC registers */
|
|
bus_space_handle_t sc_mif; /* HME MIF registers */
|
|
int sc_burst; /* DVMA burst size in effect */
|
|
int sc_phys[2]; /* MII instance -> PHY map */
|
|
|
|
int sc_pci; /* XXXXX -- PCI buses are LE. */
|
|
|
|
/* Ring descriptor */
|
|
struct hme_ring sc_rb;
|
|
#if notused
|
|
void (*sc_copytobuf) __P((struct hme_softc *,
|
|
void *, void *, size_t));
|
|
void (*sc_copyfrombuf) __P((struct hme_softc *,
|
|
void *, void *, size_t));
|
|
#endif
|
|
|
|
int sc_debug;
|
|
void *sc_sh; /* shutdownhook cookie */
|
|
u_int8_t sc_enaddr[ETHER_ADDR_LEN]; /* MAC address */
|
|
|
|
/* Special hardware hooks */
|
|
void (*sc_hwreset) __P((struct hme_softc *));
|
|
void (*sc_hwinit) __P((struct hme_softc *));
|
|
|
|
#if NRND > 0
|
|
rndsource_element_t rnd_source;
|
|
#endif
|
|
};
|
|
|
|
|
|
void hme_config __P((struct hme_softc *));
|
|
void hme_reset __P((struct hme_softc *));
|
|
int hme_intr __P((void *));
|