diff options
Diffstat (limited to 'sys/dev/isa/if_le.c')
| -rw-r--r-- | sys/dev/isa/if_le.c | 463 |
1 files changed, 0 insertions, 463 deletions
diff --git a/sys/dev/isa/if_le.c b/sys/dev/isa/if_le.c index bc7a2e6070e..e69de29bb2d 100644 --- a/sys/dev/isa/if_le.c +++ b/sys/dev/isa/if_le.c @@ -1,463 +0,0 @@ -/* $OpenBSD: if_le.c,v 1.9 1996/05/02 13:51:53 deraadt Exp $ */ -/* $NetBSD: if_le.c,v 1.43 1996/04/22 02:53:28 christos Exp $ */ - -/*- - * Copyright (c) 1995 Charles M. Hannum. All rights reserved. - * 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. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. 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 "bpfilter.h" - -#include <sys/param.h> -#include <sys/systm.h> -#include <sys/mbuf.h> -#include <sys/syslog.h> -#include <sys/socket.h> -#include <sys/device.h> - -#include <net/if.h> - -#ifdef INET -#include <netinet/in.h> -#include <netinet/if_ether.h> -#endif - -#include <vm/vm.h> - -#include <machine/cpu.h> -#include <machine/pio.h> - -#include "isa.h" -#include "pci.h" - -#if NISA > 0 -#include <dev/isa/isareg.h> -#include <dev/isa/isavar.h> -#include <dev/isa/isadmavar.h> -#include <i386/isa/isa_machdep.h> -#endif - -#if NPCI > 0 -#include <dev/pci/pcireg.h> -#include <dev/pci/pcivar.h> -#endif - -#include <dev/isa/if_levar.h> -#include <dev/ic/am7990reg.h> -#define LE_NEED_BUF_CONTIG -#include <dev/ic/am7990var.h> - -char *card_type[] = {"unknown", "BICC Isolan", "NE2100", "DEPCA", "PCnet-ISA", "PCnet-PCI"}; - -#define LE_SOFTC(unit) le_cd.cd_devs[unit] -#define LE_DELAY(x) delay(x) - -int leprobe __P((struct device *, void *, void *)); -int depca_probe __P((struct le_softc *, struct isa_attach_args *)); -int ne2100_probe __P((struct le_softc *, struct isa_attach_args *)); -int bicc_probe __P((struct le_softc *, struct isa_attach_args *)); -int lance_probe __P((struct le_softc *)); -void leattach __P((struct device *, struct device *, void *)); -int leintr __P((void *)); -int leintredge __P((void *)); -void leshutdown __P((void *)); - -/* XXX the following two structs should be different. */ -struct cfattach le_isa_ca = { - sizeof(struct le_softc), leprobe, leattach -}; - -struct cfattach le_pci_ca = { - sizeof(struct le_softc), leprobe, leattach -}; - -struct cfdriver le_cd = { - NULL, "le", DV_IFNET -}; - -integrate void -lehwinit(sc) - struct le_softc *sc; -{ -} - -integrate void -lewrcsr(sc, port, val) - struct le_softc *sc; - u_int16_t port, val; -{ - - outw(sc->sc_rap, port); - outw(sc->sc_rdp, val); -} - -integrate u_int16_t -lerdcsr(sc, port) - struct le_softc *sc; - u_int16_t port; -{ - u_int16_t val; - - outw(sc->sc_rap, port); - val = inw(sc->sc_rdp); - return (val); -} - -int -leprobe(parent, match, aux) - struct device *parent; - void *match, *aux; -{ - struct le_softc *sc = match; - extern struct cfdriver isa_cd, pci_cd; - -#if NISA > 0 - if (parent->dv_cfdata->cf_driver == &isa_cd) { - struct isa_attach_args *ia = aux; - - if (bicc_probe(sc, ia)) - return (1); - if (ne2100_probe(sc, ia)) - return (1); - if (depca_probe(sc, ia)) - return (1); - } -#endif - -#if NPCI > 0 - if (parent->dv_cfdata->cf_driver == &pci_cd) { - struct pci_attach_args *pa = aux; - - if (pa->pa_id == 0x20001022) - return (1); - } -#endif - - return (0); -} - -#if NISA > 0 -int -depca_probe(sc, ia) - struct le_softc *sc; - struct isa_attach_args *ia; -{ - int iobase = ia->ia_iobase, port; - u_long sum, rom_sum; - u_char x; - int i; - - sc->sc_rap = iobase + DEPCA_RAP; - sc->sc_rdp = iobase + DEPCA_RDP; - sc->sc_card = DEPCA; - - if (lance_probe(sc) == 0) - return 0; - - outb(iobase + DEPCA_CSR, DEPCA_CSR_DUM); - - /* - * Extract the physical MAC address from the ROM. - * - * The address PROM is 32 bytes wide, and we access it through - * a single I/O port. On each read, it rotates to the next - * position. We find the ethernet address by looking for a - * particular sequence of bytes (0xff, 0x00, 0x55, 0xaa, 0xff, - * 0x00, 0x55, 0xaa), and then reading the next 8 bytes (the - * ethernet address and a checksum). - * - * It appears that the PROM can be at one of two locations, so - * we just try both. - */ - port = iobase + DEPCA_ADP; - for (i = 0; i < 32; i++) - if (inb(port) == 0xff && inb(port) == 0x00 && - inb(port) == 0x55 && inb(port) == 0xaa && - inb(port) == 0xff && inb(port) == 0x00 && - inb(port) == 0x55 && inb(port) == 0xaa) - goto found; - port = iobase + DEPCA_ADP + 1; - for (i = 0; i < 32; i++) - if (inb(port) == 0xff && inb(port) == 0x00 && - inb(port) == 0x55 && inb(port) == 0xaa && - inb(port) == 0xff && inb(port) == 0x00 && - inb(port) == 0x55 && inb(port) == 0xaa) - goto found; - printf("%s: address not found\n", sc->sc_dev.dv_xname); - return 0; - -found: - for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++) - sc->sc_arpcom.ac_enaddr[i] = inb(port); - -#if 0 - sum = - (sc->sc_arpcom.ac_enaddr[0] << 2) + - (sc->sc_arpcom.ac_enaddr[1] << 10) + - (sc->sc_arpcom.ac_enaddr[2] << 1) + - (sc->sc_arpcom.ac_enaddr[3] << 9) + - (sc->sc_arpcom.ac_enaddr[4] << 0) + - (sc->sc_arpcom.ac_enaddr[5] << 8); - sum = (sum & 0xffff) + (sum >> 16); - sum = (sum & 0xffff) + (sum >> 16); - - rom_sum = inb(port); - rom_sum |= inb(port) << 8; - - if (sum != rom_sum) { - printf("%s: checksum mismatch; calculated %04x != read %04x", - sc->sc_dev.dv_xname, sum, rom_sum); - return 0; - } -#endif - - outb(iobase + DEPCA_CSR, DEPCA_CSR_NORMAL); - - ia->ia_iosize = 16; - ia->ia_drq = DRQUNK; - return 1; -} - -int -ne2100_probe(sc, ia) - struct le_softc *sc; - struct isa_attach_args *ia; -{ - int iobase = ia->ia_iobase; - int i; - - sc->sc_rap = iobase + NE2100_RAP; - sc->sc_rdp = iobase + NE2100_RDP; - sc->sc_card = NE2100; - - if (lance_probe(sc) == 0) - return 0; - - /* - * Extract the physical MAC address from the ROM. - */ - for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++) - sc->sc_arpcom.ac_enaddr[i] = inb(iobase + i); - - ia->ia_iosize = 24; - return 1; -} - -int -bicc_probe(sc, ia) - struct le_softc *sc; - struct isa_attach_args *ia; -{ - int iobase = ia->ia_iobase; - int i; - - sc->sc_rap = iobase + BICC_RAP; - sc->sc_rdp = iobase + BICC_RDP; - sc->sc_card = BICC; - - if (lance_probe(sc) == 0) - return 0; - - /* - * Extract the physical MAC address from the ROM. - */ - for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++) - sc->sc_arpcom.ac_enaddr[i] = inb(iobase + i * 2); - - ia->ia_iosize = 16; - return 1; -} - -/* - * Determine which chip is present on the card. - */ -int -lance_probe(sc) - struct le_softc *sc; -{ - - /* Stop the LANCE chip and put it in a known state. */ - lewrcsr(sc, LE_CSR0, LE_C0_STOP); - LE_DELAY(100); - - if (lerdcsr(sc, LE_CSR0) != LE_C0_STOP) - return 0; - - lewrcsr(sc, LE_CSR3, sc->sc_conf3); - return 1; -} -#endif - -void -leattach(parent, self, aux) - struct device *parent, *self; - void *aux; -{ - struct le_softc *sc = (void *)self; - extern struct cfdriver isa_cd, pci_cd; - -#if NPCI > 0 - if (parent->dv_cfdata->cf_driver == &pci_cd) { - struct pci_attach_args *pa = aux; - int iobase; - - if (pa->pa_id == 0x20001022) { - int i; - - if (pci_map_io(pa->pa_tag, 0x10, &iobase)) - return; - - sc->sc_rap = iobase + NE2100_RAP; - sc->sc_rdp = iobase + NE2100_RDP; - sc->sc_card = PCnet_PCI; - - /* - * Extract the physical MAC address from the ROM. - */ - for (i = 0; i < sizeof(sc->sc_arpcom.ac_enaddr); i++) - sc->sc_arpcom.ac_enaddr[i] = inb(iobase + i); - } - } -#endif - -#if NISA > 0 - if (sc->sc_card == DEPCA) { - struct isa_attach_args *ia = aux; - u_char *mem, val; - int i; - - mem = sc->sc_mem = ISA_HOLE_VADDR(ia->ia_maddr); - - val = 0xff; - for (;;) { - for (i = 0; i < ia->ia_msize; i++) - mem[i] = val; - for (i = 0; i < ia->ia_msize; i++) - if (mem[i] != val) { - printf("%s: failed to clear memory\n", - sc->sc_dev.dv_xname); - return; - } - if (val == 0x00) - break; - val -= 0x55; - } - - sc->sc_conf3 = LE_C3_ACON; - sc->sc_addr = 0; - sc->sc_memsize = ia->ia_msize; - } else -#endif - { - sc->sc_mem = malloc(16384, M_DEVBUF, M_NOWAIT); - if (sc->sc_mem == 0) { - printf("%s: couldn't allocate memory for card\n", - sc->sc_dev.dv_xname); - return; - } - - sc->sc_conf3 = 0; - sc->sc_addr = kvtop(sc->sc_mem); - sc->sc_memsize = 16384; - } - - sc->sc_copytodesc = am7990_copytobuf_contig; - sc->sc_copyfromdesc = am7990_copyfrombuf_contig; - sc->sc_copytobuf = am7990_copytobuf_contig; - sc->sc_copyfrombuf = am7990_copyfrombuf_contig; - sc->sc_zerobuf = am7990_zerobuf_contig; - - sc->sc_arpcom.ac_if.if_name = le_cd.cd_name; - leconfig(sc); - - printf("%s: type %s\n", sc->sc_dev.dv_xname, card_type[sc->sc_card]); - -#if NISA > 0 - if (parent->dv_cfdata->cf_driver == &isa_cd) { - struct isa_attach_args *ia = aux; - - if (ia->ia_drq != DRQUNK) - isa_dmacascade(ia->ia_drq); - - sc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq, IST_EDGE, - IPL_NET, leintredge, sc, sc->sc_dev.dv_xname); - } -#endif - -#if NPCI > 0 - if (parent->dv_cfdata->cf_driver == &pci_cd) { - struct pci_attach_args *pa = aux; - pcireg_t csr; - - csr = pci_conf_read(pa->pa_bc, pa->pa_tag, - PCI_COMMAND_STATUS_REG); - pci_conf_write(pa->pa_bc, pa->pa_tag, PCI_COMMAND_STATUS_REG, - csr | PCI_COMMAND_MASTER_ENABLE); - - sc->sc_ih = pci_map_int(pa->pa_tag, IPL_NET, leintr, sc); - } -#endif - - sc->sc_sh = shutdownhook_establish(leshutdown, sc); -} - -void -leshutdown(arg) - void *arg; -{ - struct le_softc *sc = arg; - - lestop(sc); -} - -#if NISA > 0 -/* - * Controller interrupt. - */ -leintredge(arg) - void *arg; -{ - - if (leintr(arg) == 0) - return (0); - for (;;) - if (leintr(arg) == 0) - return (1); -} -#endif - -#include <dev/ic/am7990.c> |