From 2bb59077e8c7d33553c93c97cb352c7ed00a5ca4 Mon Sep 17 00:00:00 2001 From: ad Date: Wed, 29 Sep 1999 20:38:51 +0000 Subject: [PATCH] EISA frontend for DPT driver (as yet untested). --- share/man/man4/dpt.4 | 7 +- sys/dev/eisa/dpt_eisa.c | 185 ++++++++++++++++++++++++++++++++++++++++ sys/dev/eisa/files.eisa | 7 +- 3 files changed, 195 insertions(+), 4 deletions(-) create mode 100644 sys/dev/eisa/dpt_eisa.c diff --git a/share/man/man4/dpt.4 b/share/man/man4/dpt.4 index 66d978b8c028..584d89ba7448 100644 --- a/share/man/man4/dpt.4 +++ b/share/man/man4/dpt.4 @@ -1,4 +1,4 @@ -.\" $NetBSD: dpt.4,v 1.1 1999/09/28 09:24:05 ad Exp $ +.\" $NetBSD: dpt.4,v 1.2 1999/09/29 20:38:51 ad Exp $ .\" .\" Copyright (c) 1999 Andy Doran .\" All rights reserved. @@ -30,7 +30,8 @@ .Nd .Tn Driver for DPT EATA SCSI adapters .Sh SYNOPSIS -.Cd "dpt* at pci?" +.Cd "dpt* at eisa? slot ?" +.Cd "dpt* at pci? dev ? function ?" .Cd "scsibus* at dpt?" .Sh DESCRIPTION The @@ -78,4 +79,4 @@ for a firmware update. .Pp Boards that do not suppport scatter-gather I/O or DMA are not supported. .Pp -EISA and ISA front-ends are sill under development. +An ISA front-end is needed. diff --git a/sys/dev/eisa/dpt_eisa.c b/sys/dev/eisa/dpt_eisa.c new file mode 100644 index 000000000000..0554232fb948 --- /dev/null +++ b/sys/dev/eisa/dpt_eisa.c @@ -0,0 +1,185 @@ +/* $NetBSD: dpt_eisa.c,v 1.1 1999/09/29 20:38:51 ad Exp $ */ + +/* + * Copyright (c) 1999 Andy Doran + * 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. + * + */ + +/* + * EISA front-end for DPT EATA SCSI driver. + */ + +#include +__KERNEL_RCSID(0, "$NetBSD: dpt_eisa.c,v 1.1 1999/09/29 20:38:51 ad Exp $"); + +#include +#include +#include +#include + +#include +#include + +#include +#include +#include + +#include +#include + +#include +#include + +#define DPT_EISA_SLOT_OFFSET 0x0c00 +#define DPT_EISA_IOSIZE 0x0100 +#define DPT_EISA_IOCONF 0x90 +#define DPT_EISA_EATA_REG_OFFSET 0x88 + +int dpt_eisa_irq __P((bus_space_tag_t, bus_space_handle_t, int *)); +int dpt_eisa_match __P((struct device *, struct cfdata *, void *)); +void dpt_eisa_attach __P((struct device *, struct device *, void *)); + +struct cfattach dpt_eisa_ca = { + sizeof(struct dpt_softc), dpt_eisa_match, dpt_eisa_attach +}; + +const char *dpt_eisa_boards[] = { + "DPT2402", + "DPTA401", + "DPTA402", + "DPTA410", + "DPTA411", + "DPTA412", + "DPTA420", + "DPTA501", + "DPTA502", + "DPTA701", + "DPTBC01", + "NEC8200", /* OEM */ + "ATT2408", /* OEM */ + NULL +}; + +int +dpt_eisa_irq(iot, ioh, irq) + bus_space_tag_t iot; + bus_space_handle_t ioh; + int *irq; +{ + + switch (bus_space_read_1(iot, ioh, DPT_EISA_IOCONF) & 0x38) { + case 0x08: + *irq = 11; + break; + case 0x10: + *irq = 15; + break; + case 0x20: + *irq = 14; + break; + default: + return (-1); + } + + return (0); +} + +int +dpt_eisa_match(parent, match, aux) + struct device *parent; + struct cfdata *match; + void *aux; +{ + struct eisa_attach_args *ea; + int i; + + ea = aux; + + for (i = 0; dpt_eisa_boards[i] != NULL; i++) + if (strcmp(ea->ea_idstring, dpt_eisa_boards[i]) == 0) + break; + + return (dpt_eisa_boards[i] != NULL); +} + +void +dpt_eisa_attach(parent, self, aux) + struct device *parent, *self; + void *aux; +{ + struct eisa_attach_args *ea; + bus_space_handle_t ioh; + eisa_chipset_tag_t ec; + eisa_intr_handle_t ih; + struct dpt_softc *sc; + bus_space_tag_t iot; + const char *intrstr; + int irq; + + ea = aux; + sc = (struct dpt_softc *)self; + iot = ea->ea_iot; + ec = ea->ea_ec; + + printf(": "); + + if (bus_space_map(iot, EISA_SLOT_ADDR(ea->ea_slot) + + DPT_EISA_SLOT_OFFSET, DPT_EISA_IOSIZE, 0, &ioh)) + panic("can't map i/o space"); + + sc->sc_iot = iot; + sc->sc_ioh = ioh; + sc->sc_dmat = ea->ea_dmat; + + /* Map and establish the interrupt. */ + if (dpt_eisa_irq(iot, ioh, &irq)) + panic("HBA on invalid IRQ"); + + if (eisa_intr_map(ec, irq, &ih)) { + printf("can't map interrupt (%d)\n", irq); + return; + } + + intrstr = eisa_intr_string(ec, ih); + sc->sc_ih = eisa_intr_establish(ec, ih, IST_LEVEL, IPL_BIO, + dpt_intr, sc); + if (sc->sc_ih == NULL) { + printf("can't establish interrupt"); + if (intrstr != NULL) + printf(" at %s", intrstr); + printf("\n"); + return; + } + + /* Read the EATA configuration */ + if (dpt_readcfg(sc)) { + printf("%s: readcfg failed - see dpt(4)\n", + sc->sc_dv.dv_xname); + return; + } + + /* Now attach to the bus-independant code */ + dpt_init(sc, intrstr); +} diff --git a/sys/dev/eisa/files.eisa b/sys/dev/eisa/files.eisa index ca2f7def1252..69d9975172d0 100644 --- a/sys/dev/eisa/files.eisa +++ b/sys/dev/eisa/files.eisa @@ -1,4 +1,4 @@ -# $NetBSD: files.eisa,v 1.18 1999/09/14 05:58:00 thorpej Exp $ +# $NetBSD: files.eisa,v 1.19 1999/09/29 20:38:51 ad Exp $ # # Config file and device description for machine-independent EISA code. # Included by ports that need it. Requires that the SCSI files be @@ -25,6 +25,11 @@ file dev/eisa/ahc_eisa.c ahc_eisa attach bha at eisa with bha_eisa file dev/eisa/bha_eisa.c bha_eisa +# DPT EATA SCSI controllers +# device declaration in sys/conf/files +attach dpt at eisa with dpt_eisa +file dev/eisa/dpt_eisa.c dpt_eisa + # UltraStor UHA-24f boards # device declaration in sys/conf/files attach uha at eisa with uha_eisa