diff options
Diffstat (limited to 'bsd_eth_drivers/if_le/if_le_isa.c')
| -rw-r--r-- | bsd_eth_drivers/if_le/if_le_isa.c | 509 |
1 files changed, 0 insertions, 509 deletions
diff --git a/bsd_eth_drivers/if_le/if_le_isa.c b/bsd_eth_drivers/if_le/if_le_isa.c deleted file mode 100644 index 9299943..0000000 --- a/bsd_eth_drivers/if_le/if_le_isa.c +++ /dev/null @@ -1,509 +0,0 @@ -/* $NetBSD: if_le_isa.c,v 1.41 2005/12/24 20:27:41 perry Exp $ */ - -/*- - * Copyright (c) 1997, 1998 The NetBSD Foundation, Inc. - * All rights reserved. - * - * This code is derived from software contributed to The NetBSD Foundation - * by Charles M. Hannum and 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. - * 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. - */ - -/*- - * Copyright (c) 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software contributed to Berkeley by - * Ralph Campbell and Rick Macklem. - * - * 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. Neither the name of the University 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 REGENTS 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 REGENTS 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. - * - * @(#)if_le.c 8.2 (Berkeley) 11/16/93 - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD: src/sys/dev/le/if_le_isa.c,v 1.4 2007/02/23 12:18:45 piso Exp $"); - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/bus.h> -#include <sys/endian.h> -#include <sys/kernel.h> -#include <sys/lock.h> -#include <sys/module.h> -#include <sys/mutex.h> -#include <sys/resource.h> -#include <sys/rman.h> -#include <sys/socket.h> - -#include <net/ethernet.h> -#include <net/if.h> -#include <net/if_media.h> - -#include <machine/bus.h> -#include <machine/resource.h> - -#include <isa/isavar.h> - -#include <dev/le/lancereg.h> -#include <dev/le/lancevar.h> -#include <dev/le/am7990var.h> - -#define LE_ISA_MEMSIZE (16*1024) -#define PCNET_RDP 0x10 -#define PCNET_RAP 0x12 - -struct le_isa_softc { - struct am7990_softc sc_am7990; /* glue to MI code */ - - bus_size_t sc_rap; /* offsets to LANCE... */ - bus_size_t sc_rdp; /* ...registers */ - - int sc_rrid; - struct resource *sc_rres; - bus_space_tag_t sc_regt; - bus_space_handle_t sc_regh; - - int sc_drid; - struct resource *sc_dres; - - int sc_irid; - struct resource *sc_ires; - void *sc_ih; - - bus_dma_tag_t sc_pdmat; - bus_dma_tag_t sc_dmat; - bus_dmamap_t sc_dmam; -}; - -static device_probe_t le_isa_probe; -static device_attach_t le_isa_attach; -static device_detach_t le_isa_detach; -static device_resume_t le_isa_resume; -static device_suspend_t le_isa_suspend; - -static device_method_t le_isa_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, le_isa_probe), - DEVMETHOD(device_attach, le_isa_attach), - DEVMETHOD(device_detach, le_isa_detach), - /* We can just use the suspend method here. */ - DEVMETHOD(device_shutdown, le_isa_suspend), - DEVMETHOD(device_suspend, le_isa_suspend), - DEVMETHOD(device_resume, le_isa_resume), - - { 0, 0 } -}; - -DEFINE_CLASS_0(le, le_isa_driver, le_isa_methods, sizeof(struct le_isa_softc)); -DRIVER_MODULE(le, isa, le_isa_driver, le_devclass, 0, 0); -MODULE_DEPEND(le, ether, 1, 1, 1); - -struct le_isa_param { - const char *name; - u_long iosize; - bus_size_t rap; - bus_size_t rdp; - bus_size_t macstart; - int macstride; -} static const le_isa_params[] = { - { "BICC Isolan", 24, 0xe, 0xc, 0, 2 }, - { "Novell NE2100", 16, 0x12, 0x10, 0, 1 } -}; - -static struct isa_pnp_id le_isa_ids[] = { - { 0x0322690e, "Cabletron E2200 Single Chip" }, /* CSI2203 */ - { 0x0110490a, "Boca LANCard Combo" }, /* BRI1001 */ - { 0x0100a60a, "Melco Inc. LGY-IV" }, /* BUF0001 */ - { 0xd880d041, "Novell NE2100" }, /* PNP80D8 */ - { 0x0082d041, "Cabletron E2100 Series DNI" }, /* PNP8200 */ - { 0x3182d041, "AMD AM1500T/AM2100" }, /* PNP8231 */ - { 0x8c82d041, "AMD PCnet-ISA" }, /* PNP828C */ - { 0x8d82d041, "AMD PCnet-32" }, /* PNP828D */ - { 0xcefaedfe, "Racal InterLan EtherBlaster" }, /* _WMFACE */ - { 0, NULL } -}; - -static void le_isa_wrcsr(struct lance_softc *, uint16_t, uint16_t); -static uint16_t le_isa_rdcsr(struct lance_softc *, uint16_t); -static bus_dmamap_callback_t le_isa_dma_callback; -static int le_isa_probe_legacy(device_t, const struct le_isa_param *); - -static void -le_isa_wrcsr(struct lance_softc *sc, uint16_t port, uint16_t val) -{ - struct le_isa_softc *lesc = (struct le_isa_softc *)sc; - - bus_space_write_2(lesc->sc_regt, lesc->sc_regh, lesc->sc_rap, port); - bus_space_barrier(lesc->sc_regt, lesc->sc_regh, lesc->sc_rap, 2, - BUS_SPACE_BARRIER_WRITE); - bus_space_write_2(lesc->sc_regt, lesc->sc_regh, lesc->sc_rdp, val); -} - -static uint16_t -le_isa_rdcsr(struct lance_softc *sc, uint16_t port) -{ - struct le_isa_softc *lesc = (struct le_isa_softc *)sc; - - bus_space_write_2(lesc->sc_regt, lesc->sc_regh, lesc->sc_rap, port); - bus_space_barrier(lesc->sc_regt, lesc->sc_regh, lesc->sc_rap, 2, - BUS_SPACE_BARRIER_WRITE); - return (bus_space_read_2(lesc->sc_regt, lesc->sc_regh, lesc->sc_rdp)); -} - -static void -le_isa_dma_callback(void *xsc, bus_dma_segment_t *segs, int nsegs, int error) -{ - struct lance_softc *sc = (struct lance_softc *)xsc; - - if (error != 0) - return; - KASSERT(nsegs == 1, ("%s: bad DMA segment count", __func__)); - sc->sc_addr = segs[0].ds_addr; -} - -static int -le_isa_probe_legacy(device_t dev, const struct le_isa_param *leip) -{ - struct le_isa_softc *lesc; - struct lance_softc *sc; - int error; - - lesc = device_get_softc(dev); - sc = &lesc->sc_am7990.lsc; - - lesc->sc_rrid = 0; - lesc->sc_rres = bus_alloc_resource(dev, SYS_RES_IOPORT, &lesc->sc_rrid, - 0, ~0, leip->iosize, RF_ACTIVE); - if (lesc->sc_rres == NULL) - return (ENXIO); - lesc->sc_regt = rman_get_bustag(lesc->sc_rres); - lesc->sc_regh = rman_get_bushandle(lesc->sc_rres); - lesc->sc_rap = leip->rap; - lesc->sc_rdp = leip->rdp; - - /* Stop the chip and put it in a known state. */ - le_isa_wrcsr(sc, LE_CSR0, LE_C0_STOP); - DELAY(100); - if (le_isa_rdcsr(sc, LE_CSR0) != LE_C0_STOP) { - error = ENXIO; - goto fail; - } - le_isa_wrcsr(sc, LE_CSR3, 0); - error = 0; - - fail: - bus_release_resource(dev, SYS_RES_IOPORT, lesc->sc_rrid, lesc->sc_rres); - return (error); -} - -static int -le_isa_probe(device_t dev) -{ - int i; - - switch (ISA_PNP_PROBE(device_get_parent(dev), dev, le_isa_ids)) { - case 0: - return (BUS_PROBE_DEFAULT); - case ENOENT: - for (i = 0; i < sizeof(le_isa_params) / - sizeof(le_isa_params[0]); i++) { - if (le_isa_probe_legacy(dev, &le_isa_params[i]) == 0) { - device_set_desc(dev, le_isa_params[i].name); - return (BUS_PROBE_DEFAULT); - } - } - /* FALLTHROUGH */ - case ENXIO: - default: - return (ENXIO); - } -} - -static int -le_isa_attach(device_t dev) -{ - struct le_isa_softc *lesc; - struct lance_softc *sc; - bus_size_t macstart, rap, rdp; - int error, i, macstride; - - lesc = device_get_softc(dev); - sc = &lesc->sc_am7990.lsc; - - LE_LOCK_INIT(sc, device_get_nameunit(dev)); - - lesc->sc_rrid = 0; - switch (ISA_PNP_PROBE(device_get_parent(dev), dev, le_isa_ids)) { - case 0: - lesc->sc_rres = bus_alloc_resource_any(dev, SYS_RES_IOPORT, - &lesc->sc_rrid, RF_ACTIVE); - rap = PCNET_RAP; - rdp = PCNET_RDP; - macstart = 0; - macstride = 1; - break; - case ENOENT: - for (i = 0; i < sizeof(le_isa_params) / - sizeof(le_isa_params[0]); i++) { - if (le_isa_probe_legacy(dev, &le_isa_params[i]) == 0) { - lesc->sc_rres = bus_alloc_resource(dev, - SYS_RES_IOPORT, &lesc->sc_rrid, 0, ~0, - le_isa_params[i].iosize, RF_ACTIVE); - rap = le_isa_params[i].rap; - rdp = le_isa_params[i].rdp; - macstart = le_isa_params[i].macstart; - macstride = le_isa_params[i].macstride; - goto found; - } - } - /* FALLTHROUGH */ - case ENXIO: - default: - device_printf(dev, "cannot determine chip\n"); - error = ENXIO; - goto fail_mtx; - } - - found: - if (lesc->sc_rres == NULL) { - device_printf(dev, "cannot allocate registers\n"); - error = ENXIO; - goto fail_mtx; - } - lesc->sc_regt = rman_get_bustag(lesc->sc_rres); - lesc->sc_regh = rman_get_bushandle(lesc->sc_rres); - lesc->sc_rap = rap; - lesc->sc_rdp = rdp; - - lesc->sc_drid = 0; - if ((lesc->sc_dres = bus_alloc_resource_any(dev, SYS_RES_DRQ, - &lesc->sc_drid, RF_ACTIVE)) == NULL) { - device_printf(dev, "cannot allocate DMA channel\n"); - error = ENXIO; - goto fail_rres; - } - - lesc->sc_irid = 0; - if ((lesc->sc_ires = bus_alloc_resource_any(dev, SYS_RES_IRQ, - &lesc->sc_irid, RF_SHAREABLE | RF_ACTIVE)) == NULL) { - device_printf(dev, "cannot allocate interrupt\n"); - error = ENXIO; - goto fail_dres; - } - - error = bus_dma_tag_create( - bus_get_dma_tag(dev), /* parent */ - 1, 0, /* alignment, boundary */ - BUS_SPACE_MAXADDR_24BIT, /* lowaddr */ - BUS_SPACE_MAXADDR, /* highaddr */ - NULL, NULL, /* filter, filterarg */ - BUS_SPACE_MAXSIZE_32BIT, /* maxsize */ - 0, /* nsegments */ - BUS_SPACE_MAXSIZE_32BIT, /* maxsegsize */ - 0, /* flags */ - NULL, NULL, /* lockfunc, lockarg */ - &lesc->sc_pdmat); - if (error != 0) { - device_printf(dev, "cannot allocate parent DMA tag\n"); - goto fail_ires; - } - - sc->sc_memsize = LE_ISA_MEMSIZE; - /* - * For Am79C90, Am79C961 and Am79C961A the init block must be 2-byte - * aligned and the ring descriptors must be 8-byte aligned. - */ - error = bus_dma_tag_create( - lesc->sc_pdmat, /* parent */ - 8, 0, /* alignment, boundary */ - BUS_SPACE_MAXADDR_24BIT, /* lowaddr */ - BUS_SPACE_MAXADDR, /* highaddr */ - NULL, NULL, /* filter, filterarg */ - sc->sc_memsize, /* maxsize */ - 1, /* nsegments */ - sc->sc_memsize, /* maxsegsize */ - 0, /* flags */ - NULL, NULL, /* lockfunc, lockarg */ - &lesc->sc_dmat); - if (error != 0) { - device_printf(dev, "cannot allocate buffer DMA tag\n"); - goto fail_pdtag; - } - - error = bus_dmamem_alloc(lesc->sc_dmat, (void **)&sc->sc_mem, - BUS_DMA_WAITOK | BUS_DMA_COHERENT, &lesc->sc_dmam); - if (error != 0) { - device_printf(dev, "cannot allocate DMA buffer memory\n"); - goto fail_dtag; - } - - sc->sc_addr = 0; - error = bus_dmamap_load(lesc->sc_dmat, lesc->sc_dmam, sc->sc_mem, - sc->sc_memsize, le_isa_dma_callback, sc, 0); - if (error != 0 || sc->sc_addr == 0) { - device_printf(dev, "cannot load DMA buffer map\n"); - goto fail_dmem; - } - - isa_dmacascade(rman_get_start(lesc->sc_dres)); - - sc->sc_flags = 0; - sc->sc_conf3 = 0; - - /* - * Extract the physical MAC address from the ROM. - */ - for (i = 0; i < sizeof(sc->sc_enaddr); i++) - sc->sc_enaddr[i] = bus_space_read_1(lesc->sc_regt, - lesc->sc_regh, macstart + i * macstride); - - sc->sc_copytodesc = lance_copytobuf_contig; - sc->sc_copyfromdesc = lance_copyfrombuf_contig; - sc->sc_copytobuf = lance_copytobuf_contig; - sc->sc_copyfrombuf = lance_copyfrombuf_contig; - sc->sc_zerobuf = lance_zerobuf_contig; - - sc->sc_rdcsr = le_isa_rdcsr; - sc->sc_wrcsr = le_isa_wrcsr; - sc->sc_hwreset = NULL; - sc->sc_hwinit = NULL; - sc->sc_hwintr = NULL; - sc->sc_nocarrier = NULL; - sc->sc_mediachange = NULL; - sc->sc_mediastatus = NULL; - sc->sc_supmedia = NULL; - - error = am7990_config(&lesc->sc_am7990, device_get_name(dev), - device_get_unit(dev)); - if (error != 0) { - device_printf(dev, "cannot attach Am7990\n"); - goto fail_dmap; - } - - error = bus_setup_intr(dev, lesc->sc_ires, INTR_TYPE_NET | INTR_MPSAFE, - NULL, am7990_intr, sc, &lesc->sc_ih); - if (error != 0) { - device_printf(dev, "cannot set up interrupt\n"); - goto fail_am7990; - } - - return (0); - - fail_am7990: - am7990_detach(&lesc->sc_am7990); - fail_dmap: - bus_dmamap_unload(lesc->sc_dmat, lesc->sc_dmam); - fail_dmem: - bus_dmamem_free(lesc->sc_dmat, sc->sc_mem, lesc->sc_dmam); - fail_dtag: - bus_dma_tag_destroy(lesc->sc_dmat); - fail_pdtag: - bus_dma_tag_destroy(lesc->sc_pdmat); - fail_ires: - bus_release_resource(dev, SYS_RES_IRQ, lesc->sc_irid, lesc->sc_ires); - fail_dres: - bus_release_resource(dev, SYS_RES_DRQ, lesc->sc_drid, lesc->sc_dres); - fail_rres: - bus_release_resource(dev, SYS_RES_IOPORT, lesc->sc_rrid, lesc->sc_rres); - fail_mtx: - LE_LOCK_DESTROY(sc); - return (error); -} - -static int -le_isa_detach(device_t dev) -{ - struct le_isa_softc *lesc; - struct lance_softc *sc; - - lesc = device_get_softc(dev); - sc = &lesc->sc_am7990.lsc; - - bus_teardown_intr(dev, lesc->sc_ires, lesc->sc_ih); - am7990_detach(&lesc->sc_am7990); - bus_dmamap_unload(lesc->sc_dmat, lesc->sc_dmam); - bus_dmamem_free(lesc->sc_dmat, sc->sc_mem, lesc->sc_dmam); - bus_dma_tag_destroy(lesc->sc_dmat); - bus_dma_tag_destroy(lesc->sc_pdmat); - bus_release_resource(dev, SYS_RES_IRQ, lesc->sc_irid, lesc->sc_ires); - bus_release_resource(dev, SYS_RES_DRQ, lesc->sc_drid, lesc->sc_dres); - bus_release_resource(dev, SYS_RES_IOPORT, lesc->sc_rrid, lesc->sc_rres); - LE_LOCK_DESTROY(sc); - - return (0); -} - -static int -le_isa_suspend(device_t dev) -{ - struct le_isa_softc *lesc; - - lesc = device_get_softc(dev); - - lance_suspend(&lesc->sc_am7990.lsc); - - return (0); -} - -static int -le_isa_resume(device_t dev) -{ - struct le_isa_softc *lesc; - - lesc = device_get_softc(dev); - - lance_resume(&lesc->sc_am7990.lsc); - - return (0); -} |