diff options
Diffstat (limited to 'sys/dev/ep/if_ep_mca.c')
| -rw-r--r-- | sys/dev/ep/if_ep_mca.c | 219 |
1 files changed, 219 insertions, 0 deletions
diff --git a/sys/dev/ep/if_ep_mca.c b/sys/dev/ep/if_ep_mca.c new file mode 100644 index 0000000..6e0b9e3 --- /dev/null +++ b/sys/dev/ep/if_ep_mca.c @@ -0,0 +1,219 @@ +/*- + * Copyright (c) 1999 Matthew N. Dodd <winter@jurai.net> + * 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. + * + * 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. + * + * $FreeBSD$ + */ + +#include <sys/types.h> +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/kernel.h> +#include <sys/socket.h> + +#include <vm/vm.h> +#include <vm/vm_param.h> +#include <vm/pmap.h> + +#include <machine/clock.h> +#include <machine/cpufunc.h> +#include <machine/md_var.h> + +#include <sys/module.h> +#include <sys/bus.h> +#include <machine/bus.h> +#include <machine/resource.h> +#include <sys/rman.h> + +#include <net/if.h> +#include <net/if_mib.h> + +#include <netinet/in.h> +#include <netinet/if_ether.h> + +#include <dev/mca/mca_busreg.h> +#include <dev/mca/mca_busvar.h> + +#include <dev/ep/if_epreg.h> +#include <dev/ep/if_epvar.h> + +#define EP_MCA_627C 0x627C +#define EP_MCA_627D 0x627D +#define EP_MCA_62DB 0x62db +#define EP_MCA_62F6 0x62f6 +#define EP_MCA_62F7 0x62f7 + +static struct mca_ident ep_mca_devs[] = { + { EP_MCA_627C, "3Com 3C529 Network Adapter" }, + { EP_MCA_627D, "3Com 3C529-TP Network Adapter" }, + + /* + * These are from the linux 3c509 driver. + * I have not seen the ADFs for them and have + * not tested or even seen the hardware. + * Someone with the ADFs should replace the names with + * whatever is in the AdapterName field of the ADF. + * (and fix the media setup for the cards as well.) + */ + { EP_MCA_62DB, "3Com 3c529 EtherLink III (test mode)" }, + { EP_MCA_62F6, "3Com 3c529 EtherLink III (TP or coax)" }, + { EP_MCA_62F7, "3Com 3c529 EtherLink III (TP)" }, + + { 0, NULL }, +}; + +#define EP_MCA_IOPORT_POS MCA_ADP_POS(MCA_POS2) +#define EP_MCA_IOPORT_MASK 0xfc +#define EP_MCA_IOPORT_SIZE 0x0f +#define EP_MCA_IOPORT(pos) ((((u_int32_t)pos & EP_MCA_IOPORT_MASK) \ + | 0x02) << 8) + +#define EP_MCA_IRQ_POS MCA_ADP_POS(MCA_POS3) +#define EP_MCA_IRQ_MASK 0x0f +#define EP_MCA_IRQ(pos) (pos & EP_MCA_IRQ_MASK) + +#define EP_MCA_MEDIA_POS MCA_ADP_POS(MCA_POS2) +#define EP_MCA_MEDIA_MASK 0x03 +#define EP_MCA_MEDIA(pos) (pos & EP_MCA_MEDIA_MASK) + +static int +ep_mca_probe (device_t dev) +{ + const char * desc; + u_int32_t iobase = 0; + u_int8_t irq = 0; + u_int8_t pos; + + desc = mca_match_id(mca_get_id(dev), ep_mca_devs); + if (!desc) + return (ENXIO); + device_set_desc(dev, desc); + + pos = mca_pos_read(dev, EP_MCA_IOPORT_POS); + iobase = EP_MCA_IOPORT(pos); + + pos = mca_pos_read(dev, EP_MCA_IRQ_POS); + irq = EP_MCA_IRQ(pos); + + mca_add_iospace(dev, iobase, EP_MCA_IOPORT_SIZE); + mca_add_irq(dev, irq); + + return (0); +} + +static int +ep_mca_attach (device_t dev) +{ + struct ep_softc * sc; + struct ep_board * epb; + struct resource * io = 0; + struct resource * irq = 0; + u_int8_t pos; + int unit = device_get_unit(dev); + int i, rid; + void * ih; + + rid = 0; + io = bus_alloc_resource(dev, SYS_RES_IOPORT, &rid, + 0, ~0, 1, RF_ACTIVE); + if (!io) { + device_printf(dev, "No I/O space?!\n"); + goto bad; + } + + rid = 0; + irq = bus_alloc_resource(dev, SYS_RES_IRQ, &rid, + 0, ~0, 1, RF_ACTIVE); + if (!irq) { + device_printf(dev, "No irq?!\n"); + goto bad; + } + + epb = &ep_board[ep_boards]; + + epb->epb_addr = rman_get_start(io); + epb->epb_used = 1; + + if(!(sc = ep_alloc(unit, epb))) + goto bad; + + ep_boards++; + + sc->stat = F_ACCESS_32_BITS; + + switch(mca_get_id(dev)) { + case EP_MCA_627C: + sc->ep_connectors = BNC|AUI; + break; + case EP_MCA_627D: + sc->ep_connectors = UTP|AUI; + break; + default: + break; + } + pos = mca_pos_read(dev, EP_MCA_MEDIA_POS); + sc->ep_connector = EP_MCA_MEDIA(pos); + + /* + * Retrieve our ethernet address + */ + GO_WINDOW(0); + for(i = 0; i < 3; i++) + sc->epb->eth_addr[i] = get_e(sc, i); + + GO_WINDOW(0); + SET_IRQ(BASE, rman_get_start(irq)); + + ep_attach(sc); + + bus_setup_intr(dev, irq, INTR_TYPE_NET, ep_intr, sc, &ih); + + return (0); + +bad: + if (io) + bus_release_resource(dev, SYS_RES_IOPORT, 0, io); + if (irq) + bus_release_resource(dev, SYS_RES_IRQ, 0, irq); + + return (-1); +} + +static device_method_t ep_mca_methods[] = { + /* Device interface */ + DEVMETHOD(device_probe, ep_mca_probe), + DEVMETHOD(device_attach, ep_mca_attach), + + { 0, 0 } +}; + +static driver_t ep_mca_driver = { + "ep", + ep_mca_methods, + 1, /* unusep */ +}; + +static devclass_t ep_devclass; + +DRIVER_MODULE(ep, mca, ep_mca_driver, ep_devclass, 0, 0); |
