/* $NetBSD: mb86960var.h,v 1.35 2005/12/11 12:21:27 christos Exp $ */ /* * All Rights Reserved, Copyright (C) Fujitsu Limited 1995 * * This software may be used, modified, copied, distributed, and sold, in * both source and binary form provided that the above copyright, these * terms and the following disclaimer are retained. The name of the author * and/or the contributor 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 AND THE CONTRIBUTOR ``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 THE CONTRIBUTOR 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. */ /* * Portions copyright (C) 1993, David Greenman. This software may be used, * modified, copied, distributed, and sold, in both source and binary form * provided that the above copyright and these terms are retained. Under no * circumstances is the author responsible for the proper functioning of this * software, nor does the author assume any responsibility for damages * incurred with its use. */ /* * Device driver for Fujitsu MB86960A/MB86965A based Ethernet cards. * Contributed by M.S. * * This version is intended to be a generic template for various * MB86960A/MB86965A based Ethernet cards. It currently supports * Fujitsu FMV-180 series (i.e., FMV-181 and FMV-182) and Allied- * Telesis AT1700 series and RE2000 series. There are some * unnecessary hooks embedded, which are primarily intended to support * other types of Ethernet cards, but the author is not sure whether * they are useful. */ #include "rnd.h" #if NRND > 0 #include #endif /* * Default settings for fe driver specific options. * They can be set in config file by "options" statements. */ /* * Debug control. * 0: No debug at all. All debug specific codes are stripped off. * 1: Silent. No debug messages are logged except emergent ones. * 2: Brief. Lair events and/or important information are logged. * 3: Detailed. Logs all information which *may* be useful for debugging. * 4: Trace. All actions in the driver is logged. Super verbose. */ #ifndef FE_DEBUG #define FE_DEBUG 1 #endif /* * Delay padding of short transmission packets to minimum Ethernet size. * This may or may not gain performance. An EXPERIMENTAL option. */ #ifndef FE_DELAYED_PADDING #define FE_DELAYED_PADDING 0 #endif /* * Transmit just one packet per a "send" command to 86960. * This option is intended for performance test. An EXPERIMENTAL option. */ #ifndef FE_SINGLE_TRANSMISSION #define FE_SINGLE_TRANSMISSION 0 #endif /* * Device configuration flags. */ /* DLCR6 settings. */ #define FE_FLAGS_DLCR6_VALUE 0x007F /* Force DLCR6 override. */ #define FE_FLAGS_OVERRIDE_DLCR6 0x0080 /* * Supported hardware (Ethernet card) types * This information is currently used only for debugging */ enum fe_type { /* For cards which are successfully probed but not identified. */ FE_TYPE_UNKNOWN = 0, /* Fujitsu FMV-180 series. */ FE_TYPE_FMV181, FE_TYPE_FMV181A, FE_TYPE_FMV182, FE_TYPE_FMV182A, FE_TYPE_FMV183, FE_TYPE_FMV184, /* Allied-Telesis AT1700 series and RE2000 series. */ FE_TYPE_AT1700T, FE_TYPE_AT1700BT, FE_TYPE_AT1700FT, FE_TYPE_AT1700AT, FE_TYPE_AT_UNKNOWN, /* PCMCIA by Fujitsu. */ FE_TYPE_MBH10302, FE_TYPE_MBH10304 }; /* * fe_softc: per line info and status */ struct mb86960_softc { struct device sc_dev; struct ethercom sc_ec; /* ethernet common */ struct ifmedia sc_media; /* supported media information */ bus_space_tag_t sc_bst; /* bus space */ bus_space_handle_t sc_bsh; /* Set by probe() and not modified in later phases. */ uint32_t sc_flags; /* controller quirks */ #define FE_FLAGS_MB86960 0x0001 /* DLCR7 is differnt on MB86960 */ #define FE_FLAGS_SBW_BYTE 0x0002 /* byte access mode for system bus */ #define FE_FLAGS_SRAM_150ns 0x0004 /* The board has slow SRAM */ uint8_t proto_dlcr4; /* DLCR4 prototype. */ uint8_t proto_dlcr5; /* DLCR5 prototype. */ uint8_t proto_dlcr6; /* DLCR6 prototype. */ uint8_t proto_dlcr7; /* DLCR7 prototype. */ uint8_t proto_bmpr13; /* BMPR13 prototype. */ /* Vendor specific hooks. */ void (*init_card)(struct mb86960_softc *); void (*stop_card)(struct mb86960_softc *); /* Transmission buffer management. */ int txb_size; /* total bytes in TX buffer */ int txb_free; /* free bytes in TX buffer */ int txb_count; /* number of packets in TX buffer */ int txb_sched; /* number of scheduled packets */ int txb_padding; /* number of delayed padding bytes */ /* Multicast address filter management. */ int filter_change; /* MARs must be changed ASAP. */ uint8_t filter[FE_FILTER_LEN]; /* new filter value. */ uint8_t sc_enaddr[ETHER_ADDR_LEN]; #if NRND > 0 rndsource_element_t rnd_source; #endif uint32_t sc_stat; /* driver status */ #define FE_STAT_ENABLED 0x0001 /* power enabled on interface */ #define FE_STAT_ATTACHED 0x0002 /* attach has succeeded */ int (*sc_enable)(struct mb86960_softc *); void (*sc_disable)(struct mb86960_softc *); int (*sc_mediachange)(struct mb86960_softc *); void (*sc_mediastatus)(struct mb86960_softc *, struct ifmediareq *); }; /* * Fe driver specific constants which relate to 86960/86965. */ /* Interrupt masks. */ #define FE_TMASK (FE_D2_COLL16 | FE_D2_TXDONE) #define FE_RMASK (FE_D3_OVRFLO | FE_D3_CRCERR | \ FE_D3_ALGERR | FE_D3_SRTPKT | FE_D3_PKTRDY) /* Maximum number of iterrations for a receive interrupt. */ #define FE_MAX_RECV_COUNT ((65536 - 2048 * 2) / 64) /* Maximum size of SRAM is 65536, * minimum size of transmission buffer in fe is 2x2KB, * and minimum amount of received packet including headers * added by the chip is 64 bytes. * Hence FE_MAX_RECV_COUNT is the upper limit for number * of packets in the receive buffer. */ void mb86960_attach(struct mb86960_softc *, uint8_t *); void mb86960_config(struct mb86960_softc *, int *, int, int); int mb86960_intr(void *); int mb86960_enable(struct mb86960_softc *); void mb86960_disable(struct mb86960_softc *); int mb86960_activate(struct device *, enum devact); int mb86960_detach(struct mb86960_softc *); void mb86965_read_eeprom(bus_space_tag_t, bus_space_handle_t, uint8_t *);