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/* $OpenBSD: trm_pci.c,v 1.4 2006/11/28 23:59:45 dlg Exp $
* ------------------------------------------------------------
* O.S : OpenBSD
* FILE NAME : trm_pci.c
* BY : Erich Chen (erich@tekram.com.tw)
* Description: Device Driver for Tekram DC395U/UW/F,DC315/U
* PCI SCSI Bus Master Host Adapter
* (SCSI chip set used Tekram ASIC TRM-S1040)
* (C)Copyright 1995-1999 Tekram Technology Co., Ltd.
* (C)Copyright 2001-2002 Ashley R. Martens and Kenneth R. Westerback
* ------------------------------------------------------------
* HISTORY:
*
* REV# DATE NAME DESCRIPTION
* 1.00 05/01/99 ERICH CHEN First released for NetBSD 1.4.x
* 1.01 00/00/00 MARTIN AKESSON Port to OpenBSD 2.8
* 1.02 Sep 19, 2001 ASHLEY MARTENS Cleanup and formatting
* ------------------------------------------------------------
*
* 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. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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.
*
* ------------------------------------------------------------
*/
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <dev/pci/pcidevs.h>
#include <dev/pci/pcivar.h>
#include <scsi/scsi_all.h>
#include <scsi/scsiconf.h>
#include <dev/ic/trm.h>
int trm_pci_probe (struct device *, void *, void *);
void trm_pci_attach (struct device *, struct device *, void *);
struct cfattach trm_pci_ca = {
sizeof(struct trm_softc),
trm_pci_probe,
trm_pci_attach,
NULL, /* Detach */
NULL, /* Activate */
};
/*
* ------------------------------------------------------------
* Function : trm_pci_probe
* Purpose : Check the slots looking for a board we recognize.
* If we find one, note ti's address (slot) and call
* the actual probe routine to check it out.
* Inputs :
* ------------------------------------------------------------
*/
int
trm_pci_probe(struct device *parent, void *match, void *aux)
{
struct pci_attach_args *pa = aux;
if (PCI_VENDOR(pa->pa_id) == PCI_VENDOR_TEKRAM2) {
switch (PCI_PRODUCT(pa->pa_id)) {
case PCI_PRODUCT_TEKRAM2_DC3X5U:
return 1;
}
}
return 0;
}
/*
* ------------------------------------------------------------
* Function : trm_pci_attach
* Purpose :
* Inputs :
* ------------------------------------------------------------
*/
void
trm_pci_attach(struct device *parent, struct device *self, void *aux)
{
struct pci_attach_args *pa = aux;
struct scsibus_attach_args saa;
bus_space_handle_t ioh;/* bus space handle */
pci_intr_handle_t ih;
struct trm_softc *sc = (void *)self;
bus_space_tag_t iot; /* bus space tag */
const char *intrstr;
int unit;
unit = sc->sc_device.dv_unit;
if (PCI_PRODUCT(pa->pa_id) != PCI_PRODUCT_TEKRAM2_DC3X5U)
return;
/*
* mask for get correct base address of pci IO port
*/
if (pci_mapreg_map(pa, PCI_MAPREG_START, PCI_MAPREG_TYPE_IO, 0,
&iot, &ioh, NULL, NULL, 0) != 0) {
printf("%s: unable to map registers\n", sc->sc_device.dv_xname);
return;
}
/*
* test checksum of eeprom & initial "ACB" adapter control block
*/
sc->sc_iotag = iot;
sc->sc_iohandle = ioh;
sc->sc_dmatag = pa->pa_dmat;
if (trm_init(sc, unit) != 0) {
printf("%s: trm_init failed", sc->sc_device.dv_xname);
return;
}
/*
* Map and establish interrupt
*/
if (pci_intr_map(pa, &ih)) {
printf("%s: couldn't map interrupt\n", sc->sc_device.dv_xname);
return;
}
intrstr = pci_intr_string(pa->pa_pc, ih);
if (pci_intr_establish(pa->pa_pc, ih, IPL_BIO, trm_Interrupt, sc,
sc->sc_device.dv_xname) == NULL) {
printf("\n%s: couldn't establish interrupt", sc->sc_device.dv_xname);
if (intrstr != NULL)
printf(" at %s", intrstr);
printf("\n");
} else {
if (intrstr != NULL)
printf(": %s\n", intrstr);
bzero(&saa, sizeof(saa));
saa.saa_sc_link = &sc->sc_link;
/* Tell SCSI layer about our SCSI bus */
config_found(&sc->sc_device, &saa, scsiprint);
}
}
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