Split the `le' driver front-ends into separate files.
The sbus and lebuffer front-end have moved to dev/sbus.
This commit is contained in:
pk
parent
6a834adc63
commit
c7a2e942b0
@ -1,4 +1,4 @@
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/* $NetBSD: if_le.c,v 1.56 1998/07/21 17:36:04 drochner Exp $ */
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/* $NetBSD: if_le_ledma.c,v 1.1 1998/07/27 23:59:11 pk Exp $ */
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/*-
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* Copyright (c) 1997 The NetBSD Foundation, Inc.
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@ -103,90 +103,57 @@
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#include <machine/autoconf.h>
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#include <machine/cpu.h>
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#include <sparc/dev/sbusvar.h>
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#include <dev/sbus/sbusvar.h>
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#include <sparc/dev/dmareg.h>
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#include <sparc/dev/dmavar.h>
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#include <sparc/dev/lebuffervar.h>
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#include <dev/ic/lancereg.h>
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#include <dev/ic/lancevar.h>
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#include <dev/ic/am7990reg.h>
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#include <dev/ic/am7990var.h>
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#include <sparc/dev/if_lereg.h>
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#include <sparc/dev/if_levar.h>
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/*
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* LANCE registers.
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*/
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struct lereg1 {
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volatile u_int16_t ler1_rdp; /* data port */
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volatile u_int16_t ler1_rap; /* register select port */
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};
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int lematch_byname __P((struct device *, struct cfdata *, void *));
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int lematch_obio __P((struct device *, struct cfdata *, void *));
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void leattach_sbus __P((struct device *, struct device *, void *));
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struct le_softc {
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struct am7990_softc sc_am7990; /* glue to MI code */
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struct sbusdev sc_sd; /* sbus device */
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bus_space_tag_t sc_bustag;
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bus_dma_tag_t sc_dmatag;
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struct lereg1 *sc_r1; /* LANCE registers */
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struct dma_softc *sc_dma; /* pointer to my dma */
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u_long sc_laddr; /* LANCE DMA address */
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};
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#define MEMSIZE 0x4000 /* LANCE memory size */
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int lematch_ledma __P((struct device *, struct cfdata *, void *));
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void leattach_ledma __P((struct device *, struct device *, void *));
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void leattach_lebuffer __P((struct device *, struct device *, void *));
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void leattach_obio __P((struct device *, struct device *, void *));
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void leattach __P((struct le_softc *, int));
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#if 0
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#if defined(SUN4M) /* XXX */
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int myleintr __P((void *));
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int ledmaintr __P((struct dma_softc *));
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int
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myleintr(arg)
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void *arg;
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{
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register struct le_softc *lesc = arg;
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static int dodrain=0;
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if (lesc->sc_dma->sc_regs->csr & D_ERR_PEND) {
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dodrain = 1;
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return ledmaintr(lesc->sc_dma);
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}
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if (dodrain) { /* XXX - is this necessary with D_DSBL_WRINVAL on? */
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#define E_DRAIN 0x400 /* XXX: fix dmareg.h */
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int i = 10;
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while (i-- > 0 && (lesc->sc_dma->sc_regs->csr & D_DRAINING))
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delay(1);
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}
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return (am7990_intr(arg));
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}
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#endif
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#endif
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#if defined(SUN4M)
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/*
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* Media types supported by the Sun4m.
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*/
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int lemediasun4m[] = {
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static int lemedia[] = {
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IFM_ETHER|IFM_10_T,
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IFM_ETHER|IFM_10_5,
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IFM_ETHER|IFM_AUTO,
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};
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#define NLEMEDIASUN4M (sizeof(lemediasun4m) / sizeof(lemediasun4m[0]))
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#define NLEMEDIA (sizeof(lemedia) / sizeof(lemedia[0]))
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void lesetutp __P((struct lance_softc *));
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void lesetaui __P((struct lance_softc *));
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int lemediachange __P((struct lance_softc *));
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void lemediastatus __P((struct lance_softc *, struct ifmediareq *));
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#endif /* SUN4M */
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/* Four attachments for this device */
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struct cfattach le_sbus_ca = {
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sizeof(struct le_softc), lematch_byname, leattach_sbus
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};
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struct cfattach le_ledma_ca = {
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sizeof(struct le_softc), lematch_byname, leattach_ledma
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};
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struct cfattach le_lebuffer_ca = {
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sizeof(struct le_softc), lematch_byname, leattach_lebuffer
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};
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struct cfattach le_obio_ca = {
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sizeof(struct le_softc), lematch_obio, leattach_obio
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sizeof(struct le_softc), lematch_ledma, leattach_ledma
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};
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extern struct cfdriver le_cd;
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@ -203,41 +170,41 @@ extern struct cfdriver le_cd;
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#define hide static
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#endif
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hide void lewrcsr __P((struct lance_softc *, u_int16_t, u_int16_t));
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hide u_int16_t lerdcsr __P((struct lance_softc *, u_int16_t));
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static void lewrcsr __P((struct lance_softc *, u_int16_t, u_int16_t));
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static u_int16_t lerdcsr __P((struct lance_softc *, u_int16_t));
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hide void lehwreset __P((struct lance_softc *));
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hide void lehwinit __P((struct lance_softc *));
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hide void lenocarrier __P((struct lance_softc *));
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hide void
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static void
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lewrcsr(sc, port, val)
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struct lance_softc *sc;
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u_int16_t port, val;
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{
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register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
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#if defined(SUN4M)
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volatile u_int16_t discard;
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#endif
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struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
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ler1->ler1_rap = port;
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ler1->ler1_rdp = val;
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#if defined(SUN4M)
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/*
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/*
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* We need to flush the Sbus->Mbus write buffers. This can most
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* easily be accomplished by reading back the register that we
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* just wrote (thanks to Chris Torek for this solution).
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*/
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if (CPU_ISSUN4M)
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*/
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if (CPU_ISSUN4M) {
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volatile u_int16_t discard;
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discard = ler1->ler1_rdp;
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}
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#endif
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}
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hide u_int16_t
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static u_int16_t
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lerdcsr(sc, port)
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struct lance_softc *sc;
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u_int16_t port;
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{
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register struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
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struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
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u_int16_t val;
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ler1->ler1_rap = port;
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@ -245,7 +212,6 @@ lerdcsr(sc, port)
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return (val);
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}
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#if defined(SUN4M)
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void
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lesetutp(sc)
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struct lance_softc *sc;
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@ -307,9 +273,6 @@ lemediastatus(sc, ifmr)
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{
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struct le_softc *lesc = (struct le_softc *)sc;
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if (lesc->sc_dma == NULL)
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return;
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/*
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* Notify the world which media we're currently using.
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*/
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@ -318,92 +281,78 @@ lemediastatus(sc, ifmr)
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else
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ifmr->ifm_active = IFM_ETHER|IFM_10_5;
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}
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#endif /* SUN4M */
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hide void
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lehwreset(sc)
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struct lance_softc *sc;
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{
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#if defined(SUN4M)
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struct le_softc *lesc = (struct le_softc *)sc;
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struct dma_softc *dma = lesc->sc_dma;
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/*
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* Reset DMA channel.
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*/
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if (CPU_ISSUN4M && lesc->sc_dma) {
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DMA_RESET(lesc->sc_dma);
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lesc->sc_dma->sc_regs->en_bar = lesc->sc_laddr & 0xff000000;
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DMA_ENINTR(lesc->sc_dma);
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DMA_RESET(dma);
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dma->sc_regs->en_bar = lesc->sc_laddr & 0xff000000;
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DMA_ENINTR(dma);
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#define D_DSBL_WRINVAL D_DSBL_SCSI_DRN /* XXX: fix dmareg.h */
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/* Disable E-cache invalidates on chip writes */
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lesc->sc_dma->sc_regs->csr |= D_DSBL_WRINVAL;
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}
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#endif
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/* Disable E-cache invalidates on chip writes */
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dma->sc_regs->csr |= D_DSBL_WRINVAL;
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}
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hide void
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lehwinit(sc)
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struct lance_softc *sc;
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{
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#if defined(SUN4M)
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struct le_softc *lesc = (struct le_softc *)sc;
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/*
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* Make sure we're using the currently-enabled media type.
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* XXX Actually, this is probably unnecessary, now.
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*/
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if (CPU_ISSUN4M && lesc->sc_dma) {
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switch (IFM_SUBTYPE(sc->sc_media.ifm_cur->ifm_media)) {
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case IFM_10_T:
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lesetutp(sc);
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break;
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switch (IFM_SUBTYPE(sc->sc_media.ifm_cur->ifm_media)) {
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case IFM_10_T:
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lesetutp(sc);
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break;
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case IFM_10_5:
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lesetaui(sc);
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break;
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}
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case IFM_10_5:
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lesetaui(sc);
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break;
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}
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#endif
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}
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hide void
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lenocarrier(sc)
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struct lance_softc *sc;
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{
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#if defined(SUN4M)
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struct le_softc *lesc = (struct le_softc *)sc;
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if (CPU_ISSUN4M && lesc->sc_dma) {
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/*
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* Check if the user has requested a certain cable type, and
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* if so, honor that request.
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*/
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printf("%s: lost carrier on ", sc->sc_dev.dv_xname);
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if (lesc->sc_dma->sc_regs->csr & DE_AUI_TP) {
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printf("UTP port");
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switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
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case IFM_10_5:
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case IFM_AUTO:
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printf(", switching to AUI port");
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lesetaui(sc);
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}
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} else {
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printf("AUI port");
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switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
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case IFM_10_T:
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case IFM_AUTO:
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printf(", switching to UTP port");
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lesetutp(sc);
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}
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/*
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* Check if the user has requested a certain cable type, and
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* if so, honor that request.
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*/
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printf("%s: lost carrier on ", sc->sc_dev.dv_xname);
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if (lesc->sc_dma->sc_regs->csr & DE_AUI_TP) {
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printf("UTP port");
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switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
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case IFM_10_5:
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case IFM_AUTO:
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printf(", switching to AUI port");
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lesetaui(sc);
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}
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printf("\n");
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} else
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#endif
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printf("%s: lost carrier\n", sc->sc_dev.dv_xname);
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} else {
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printf("AUI port");
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switch (IFM_SUBTYPE(sc->sc_media.ifm_media)) {
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case IFM_10_T:
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case IFM_AUTO:
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printf(", switching to UTP port");
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lesetutp(sc);
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}
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}
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printf("\n");
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}
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int
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lematch_byname(parent, cf, aux)
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lematch_ledma(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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@ -413,107 +362,24 @@ lematch_byname(parent, cf, aux)
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return (strcmp(cf->cf_driver->cd_name, sa->sa_name) == 0);
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}
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int
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lematch_obio(parent, cf, aux)
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struct device *parent;
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struct cfdata *cf;
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void *aux;
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{
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union obio_attach_args *uoba = aux;
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struct obio4_attach_args *oba;
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if (uoba->uoba_isobio4 == 0)
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return (0);
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oba = &uoba->uoba_oba4;
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return (bus_space_probe(oba->oba_bustag, 0, oba->oba_paddr,
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2, /* probe size */
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0, /* offset */
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0, /* flags */
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NULL, NULL));
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}
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#define SAME_LANCE(bp, sa) \
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((bp->val[0] == sa->sa_slot && bp->val[1] == sa->sa_offset) || \
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(bp->val[0] == -1 && bp->val[1] == sc->sc_dev.dv_unit))
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void
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leattach_sbus(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct sbus_attach_args *sa = aux;
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struct le_softc *lesc = (struct le_softc *)self;
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struct lance_softc *sc = &lesc->sc_am7990.lsc;
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struct sbusdev *sd;
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bus_space_handle_t bh;
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lesc->sc_bustag = sa->sa_bustag;
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lesc->sc_dmatag = sa->sa_dmatag;
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if (sbus_bus_map(sa->sa_bustag,
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sa->sa_slot,
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sa->sa_offset,
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sizeof(struct lereg1),
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BUS_SPACE_MAP_LINEAR,
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0, &bh) != 0) {
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printf("%s @ sbus: cannot map registers\n", self->dv_xname);
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return;
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}
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lesc->sc_r1 = (struct lereg1 *)bh;
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/*
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* Look for an "unallocated" lebuffer and pair it with
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* this `le' device on the assumption that we're on
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* a pre-historic ROM that doesn't establish le<=>lebuffer
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* parent-child relationships.
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*/
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for (sd = ((struct sbus_softc *)parent)->sc_sbdev; sd != NULL;
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sd = sd->sd_bchain) {
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struct lebuf_softc *lebuf = (struct lebuf_softc *)sd->sd_dev;
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if (strncmp("lebuffer", sd->sd_dev->dv_xname, 8) != 0)
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continue;
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if (lebuf->attached != 0)
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continue;
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sc->sc_mem = lebuf->sc_buffer;
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sc->sc_memsize = lebuf->sc_bufsiz;
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sc->sc_addr = 0; /* Lance view is offset by buffer location */
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lebuf->attached = 1;
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/* That old black magic... */
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sc->sc_conf3 = getpropint(sa->sa_node,
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"busmaster-regval",
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LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON);
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break;
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}
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lesc->sc_sd.sd_reset = (void *)lance_reset;
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sbus_establish(&lesc->sc_sd, &sc->sc_dev);
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if (sa->sa_bp != NULL && strcmp(sa->sa_bp->name, le_cd.cd_name) == 0 &&
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SAME_LANCE(sa->sa_bp, sa))
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sa->sa_bp->dev = &sc->sc_dev;
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leattach(lesc, sa->sa_pri);
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}
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void
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leattach_ledma(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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#if defined(SUN4M)
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struct sbus_attach_args *sa = aux;
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struct le_softc *lesc = (struct le_softc *)self;
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struct lance_softc *sc = &lesc->sc_am7990.lsc;
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bus_space_handle_t bh;
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bus_dma_segment_t seg;
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int rseg, error;
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/* XXX the following declarations should be elsewhere */
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extern void myetheraddr __P((u_char *));
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/* Establish link to `ledma' device */
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lesc->sc_dma = (struct dma_softc *)parent;
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@ -571,136 +437,10 @@ leattach_ledma(parent, self, aux)
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sc->sc_mediachange = lemediachange;
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sc->sc_mediastatus = lemediastatus;
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sc->sc_supmedia = lemediasun4m;
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sc->sc_nsupmedia = NLEMEDIASUN4M;
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sc->sc_supmedia = lemedia;
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sc->sc_nsupmedia = NLEMEDIA;
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sc->sc_defaultmedia = IFM_ETHER|IFM_AUTO;
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leattach(lesc, sa->sa_pri);
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#endif
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}
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void
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leattach_lebuffer(parent, self, aux)
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struct device *parent, *self;
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void *aux;
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{
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struct sbus_attach_args *sa = aux;
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struct le_softc *lesc = (struct le_softc *)self;
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struct lance_softc *sc = &lesc->sc_am7990.lsc;
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struct lebuf_softc *lebuf = (struct lebuf_softc *)parent;
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bus_space_handle_t bh;
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lesc->sc_bustag = sa->sa_bustag;
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||||
lesc->sc_dmatag = sa->sa_dmatag;
|
||||
|
||||
if (bus_space_map2(sa->sa_bustag,
|
||||
sa->sa_slot,
|
||||
sa->sa_offset,
|
||||
sizeof(struct lereg1),
|
||||
BUS_SPACE_MAP_LINEAR,
|
||||
0, &bh)) {
|
||||
printf("%s @ lebuffer: cannot map registers\n", self->dv_xname);
|
||||
return;
|
||||
}
|
||||
lesc->sc_r1 = (struct lereg1 *)bh;
|
||||
|
||||
sc->sc_mem = lebuf->sc_buffer;
|
||||
sc->sc_memsize = lebuf->sc_bufsiz;
|
||||
sc->sc_addr = 0; /* Lance view is offset by buffer location */
|
||||
lebuf->attached = 1;
|
||||
|
||||
/* That old black magic... */
|
||||
sc->sc_conf3 = getpropint(sa->sa_node, "busmaster-regval",
|
||||
LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON);
|
||||
|
||||
/* Assume SBus is grandparent */
|
||||
lesc->sc_sd.sd_reset = (void *)lance_reset;
|
||||
sbus_establish(&lesc->sc_sd, parent);
|
||||
|
||||
if (sa->sa_bp != NULL && strcmp(sa->sa_bp->name, le_cd.cd_name) == 0 &&
|
||||
SAME_LANCE(sa->sa_bp, sa))
|
||||
sa->sa_bp->dev = &sc->sc_dev;
|
||||
|
||||
leattach(lesc, sa->sa_pri);
|
||||
}
|
||||
|
||||
void
|
||||
leattach_obio(parent, self, aux)
|
||||
struct device *parent, *self;
|
||||
void *aux;
|
||||
{
|
||||
union obio_attach_args *uoba = aux;
|
||||
struct obio4_attach_args *oba = &uoba->uoba_oba4;
|
||||
struct le_softc *lesc = (struct le_softc *)self;
|
||||
struct lance_softc *sc = &lesc->sc_am7990.lsc;
|
||||
bus_space_handle_t bh;
|
||||
|
||||
lesc->sc_bustag = oba->oba_bustag;
|
||||
lesc->sc_dmatag = oba->oba_dmatag;
|
||||
|
||||
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
|
||||
0, sizeof(struct lereg1),
|
||||
0, 0,
|
||||
&bh) != 0) {
|
||||
printf("leattach_obio: cannot map registers\n");
|
||||
return;
|
||||
}
|
||||
lesc->sc_r1 = (struct lereg1 *)bh;
|
||||
|
||||
if (oba->oba_bp != NULL &&
|
||||
strcmp(oba->oba_bp->name, le_cd.cd_name) == 0 &&
|
||||
sc->sc_dev.dv_unit == oba->oba_bp->val[1])
|
||||
oba->oba_bp->dev = &sc->sc_dev;
|
||||
|
||||
/* Install interrupt */
|
||||
leattach(lesc, oba->oba_pri);
|
||||
}
|
||||
|
||||
void
|
||||
leattach(lesc, pri)
|
||||
struct le_softc *lesc;
|
||||
int pri;
|
||||
{
|
||||
struct lance_softc *sc = &lesc->sc_am7990.lsc;
|
||||
|
||||
/* XXX the following declarations should be elsewhere */
|
||||
extern void myetheraddr __P((u_char *));
|
||||
|
||||
if (sc->sc_mem == 0) {
|
||||
#if 0
|
||||
bus_dma_segment_t seg;
|
||||
int rseg, error;
|
||||
|
||||
error = bus_dmamem_alloc(lesc->sc_dmat, MEMSIZE, NBPG, 0,
|
||||
&seg, 1, &rseg, BUS_DMA_NOWAIT);
|
||||
if (error) {
|
||||
printf("if_le: DMA buffer alloc error %d\n", error);
|
||||
return;
|
||||
}
|
||||
error = bus_dmamem_map(lesc->sc_dmat, &seg, rseg, MEMSIZE,
|
||||
(caddr_t *)&sc->sc_mem,
|
||||
BUS_DMA_NOWAIT|BUS_DMAMEM_NOSYNC);
|
||||
if (error) {
|
||||
printf("if_le: DMA buffer map error %d\n", error);
|
||||
return;
|
||||
}
|
||||
|
||||
sc->sc_addr = seg.ds_addr & 0xffffff;
|
||||
|
||||
#else
|
||||
u_long laddr;
|
||||
laddr = (u_long)dvma_malloc(MEMSIZE, &sc->sc_mem, M_NOWAIT);
|
||||
sc->sc_addr = laddr & 0xffffff;
|
||||
#endif/*0*/
|
||||
#if defined (SUN4M)
|
||||
if ((sc->sc_addr & 0xffffff) >=
|
||||
(sc->sc_addr & 0xffffff) + MEMSIZE)
|
||||
panic("if_le: Lance buffer crosses 16MB boundary");
|
||||
#endif
|
||||
sc->sc_memsize = MEMSIZE;
|
||||
sc->sc_conf3 = LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON;
|
||||
}
|
||||
|
||||
myetheraddr(sc->sc_enaddr);
|
||||
|
||||
sc->sc_copytodesc = lance_copytobuf_contig;
|
||||
@ -717,7 +457,8 @@ leattach(lesc, pri)
|
||||
|
||||
am7990_config(&lesc->sc_am7990);
|
||||
|
||||
(void)bus_intr_establish(lesc->sc_bustag, pri, 0, am7990_intr, sc);
|
||||
(void)bus_intr_establish(lesc->sc_bustag, sa->sa_pri, 0,
|
||||
am7990_intr, sc);
|
||||
|
||||
/* now initialize DMA */
|
||||
lehwreset(sc);
|
||||
264
sys/arch/sparc/dev/if_le_obio.c
Normal file
264
sys/arch/sparc/dev/if_le_obio.c
Normal file
@ -0,0 +1,264 @@
|
||||
/* $NetBSD: if_le_obio.c,v 1.1 1998/07/27 23:59:11 pk Exp $ */
|
||||
|
||||
/*-
|
||||
* Copyright (c) 1997 The NetBSD Foundation, Inc.
|
||||
* All rights reserved.
|
||||
*
|
||||
* This code is derived from software contributed to The NetBSD Foundation
|
||||
* 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) 1996
|
||||
* The President and Fellows of Harvard College. All rights reserved.
|
||||
* 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 Aaron Brown and
|
||||
* Harvard University.
|
||||
* 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 "opt_inet.h"
|
||||
#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 <sys/malloc.h>
|
||||
|
||||
#include <net/if.h>
|
||||
#include <net/if_ether.h>
|
||||
#include <net/if_media.h>
|
||||
|
||||
#ifdef INET
|
||||
#include <netinet/in.h>
|
||||
#include <netinet/if_inarp.h>
|
||||
#endif
|
||||
|
||||
#include <machine/autoconf.h>
|
||||
#include <machine/cpu.h>
|
||||
|
||||
#include <dev/ic/lancereg.h>
|
||||
#include <dev/ic/lancevar.h>
|
||||
#include <dev/ic/am7990reg.h>
|
||||
#include <dev/ic/am7990var.h>
|
||||
|
||||
/*
|
||||
* LANCE registers.
|
||||
*/
|
||||
struct lereg1 {
|
||||
volatile u_int16_t ler1_rdp; /* data port */
|
||||
volatile u_int16_t ler1_rap; /* register select port */
|
||||
};
|
||||
|
||||
struct le_softc {
|
||||
struct am7990_softc sc_am7990; /* glue to MI code */
|
||||
bus_space_tag_t sc_bustag;
|
||||
bus_dma_tag_t sc_dmatag;
|
||||
struct lereg1 *sc_r1; /* LANCE registers */
|
||||
};
|
||||
|
||||
#define MEMSIZE 0x4000 /* LANCE memory size */
|
||||
|
||||
int lematch_obio __P((struct device *, struct cfdata *, void *));
|
||||
void leattach_obio __P((struct device *, struct device *, void *));
|
||||
|
||||
/*
|
||||
* Media types supported.
|
||||
*/
|
||||
static int lemedia[] = {
|
||||
IFM_ETHER|IFM_10_T,
|
||||
};
|
||||
#define NLEMEDIA (sizeof(lemedia) / sizeof(lemedia[0]))
|
||||
|
||||
struct cfattach le_obio_ca = {
|
||||
sizeof(struct le_softc), lematch_obio, leattach_obio
|
||||
};
|
||||
|
||||
extern struct cfdriver le_cd;
|
||||
|
||||
#if defined(_KERNEL) && !defined(_LKM)
|
||||
#include "opt_ddb.h"
|
||||
#endif
|
||||
|
||||
#ifdef DDB
|
||||
#define integrate
|
||||
#define hide
|
||||
#else
|
||||
#define integrate static __inline
|
||||
#define hide static
|
||||
#endif
|
||||
|
||||
static void lewrcsr __P((struct lance_softc *, u_int16_t, u_int16_t));
|
||||
static u_int16_t lerdcsr __P((struct lance_softc *, u_int16_t));
|
||||
hide void lehwreset __P((struct lance_softc *));
|
||||
hide void lehwinit __P((struct lance_softc *));
|
||||
hide void lenocarrier __P((struct lance_softc *));
|
||||
|
||||
static void
|
||||
lewrcsr(sc, port, val)
|
||||
struct lance_softc *sc;
|
||||
u_int16_t port, val;
|
||||
{
|
||||
struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
|
||||
|
||||
ler1->ler1_rap = port;
|
||||
ler1->ler1_rdp = val;
|
||||
}
|
||||
|
||||
static u_int16_t
|
||||
lerdcsr(sc, port)
|
||||
struct lance_softc *sc;
|
||||
u_int16_t port;
|
||||
{
|
||||
struct lereg1 *ler1 = ((struct le_softc *)sc)->sc_r1;
|
||||
u_int16_t val;
|
||||
|
||||
ler1->ler1_rap = port;
|
||||
val = ler1->ler1_rdp;
|
||||
return (val);
|
||||
}
|
||||
|
||||
int
|
||||
lematch_obio(parent, cf, aux)
|
||||
struct device *parent;
|
||||
struct cfdata *cf;
|
||||
void *aux;
|
||||
{
|
||||
union obio_attach_args *uoba = aux;
|
||||
struct obio4_attach_args *oba;
|
||||
|
||||
if (uoba->uoba_isobio4 == 0)
|
||||
return (0);
|
||||
|
||||
oba = &uoba->uoba_oba4;
|
||||
return (bus_space_probe(oba->oba_bustag, 0, oba->oba_paddr,
|
||||
2, /* probe size */
|
||||
0, /* offset */
|
||||
0, /* flags */
|
||||
NULL, NULL));
|
||||
}
|
||||
|
||||
void
|
||||
leattach_obio(parent, self, aux)
|
||||
struct device *parent, *self;
|
||||
void *aux;
|
||||
{
|
||||
union obio_attach_args *uoba = aux;
|
||||
struct obio4_attach_args *oba = &uoba->uoba_oba4;
|
||||
struct le_softc *lesc = (struct le_softc *)self;
|
||||
struct lance_softc *sc = &lesc->sc_am7990.lsc;
|
||||
bus_space_handle_t bh;
|
||||
u_long laddr;
|
||||
/* XXX the following declarations should be elsewhere */
|
||||
extern void myetheraddr __P((u_char *));
|
||||
|
||||
lesc->sc_bustag = oba->oba_bustag;
|
||||
lesc->sc_dmatag = oba->oba_dmatag;
|
||||
|
||||
if (obio_bus_map(oba->oba_bustag, oba->oba_paddr,
|
||||
0, sizeof(struct lereg1),
|
||||
0, 0,
|
||||
&bh) != 0) {
|
||||
printf("leattach_obio: cannot map registers\n");
|
||||
return;
|
||||
}
|
||||
lesc->sc_r1 = (struct lereg1 *)bh;
|
||||
|
||||
if (oba->oba_bp != NULL &&
|
||||
strcmp(oba->oba_bp->name, le_cd.cd_name) == 0 &&
|
||||
sc->sc_dev.dv_unit == oba->oba_bp->val[1])
|
||||
oba->oba_bp->dev = &sc->sc_dev;
|
||||
|
||||
|
||||
laddr = (u_long)dvma_malloc(MEMSIZE, &sc->sc_mem, M_NOWAIT);
|
||||
sc->sc_addr = laddr & 0xffffff;
|
||||
sc->sc_memsize = MEMSIZE;
|
||||
sc->sc_conf3 = LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON;
|
||||
|
||||
sc->sc_supmedia = lemedia;
|
||||
sc->sc_nsupmedia = NLEMEDIA;
|
||||
sc->sc_defaultmedia = lemedia[0];
|
||||
|
||||
myetheraddr(sc->sc_enaddr);
|
||||
|
||||
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 = lerdcsr;
|
||||
sc->sc_wrcsr = lewrcsr;
|
||||
|
||||
am7990_config(&lesc->sc_am7990);
|
||||
|
||||
/* Install interrupt */
|
||||
(void)bus_intr_establish(lesc->sc_bustag, oba->oba_pri, 0,
|
||||
am7990_intr, sc);
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user