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/* $NetBSD: adv_cardbus.c,v 1.31 2022/09/25 17:33:19 thorpej Exp $ */
/*-
* Copyright (c) 2000 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.
*
* 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.
*/
/*
* this file was brought from ahc_cardbus.c and adv_pci.c
* and modified by YAMAMOTO Takashi.
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: adv_cardbus.c,v 1.31 2022/09/25 17:33:19 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/kernel.h>
#include <sys/queue.h>
#include <sys/device.h>
#include <sys/bus.h>
#include <sys/intr.h>
#include <dev/scsipi/scsi_all.h>
#include <dev/scsipi/scsipi_all.h>
#include <dev/scsipi/scsiconf.h>
#include <dev/pci/pcireg.h>
#include <dev/pci/pcidevs.h>
#include <dev/cardbus/cardbusvar.h>
#include <dev/pci/pcidevs.h>
#include <dev/ic/advlib.h>
#include <dev/ic/adv.h>
#define ADV_CARDBUS_IOBA PCI_BAR0
#define ADV_CARDBUS_MMBA PCI_BAR1
#define ADV_CARDBUS_DEBUG
#define ADV_CARDBUS_ALLOW_MEMIO
#define DEVNAME(sc) device_xname((sc)->sc_dev)
struct adv_cardbus_softc {
struct asc_softc sc_adv; /* real ADV */
/* CardBus-specific goo. */
cardbus_devfunc_t sc_ct; /* our CardBus devfuncs */
pcitag_t sc_tag;
int sc_bar;
pcireg_t sc_csr;
bus_size_t sc_size;
};
int adv_cardbus_match(device_t, cfdata_t, void *);
void adv_cardbus_attach(device_t, device_t, void *);
int adv_cardbus_detach(device_t, int);
CFATTACH_DECL_NEW(adv_cardbus, sizeof(struct adv_cardbus_softc),
adv_cardbus_match, adv_cardbus_attach, adv_cardbus_detach, NULL);
int
adv_cardbus_match(device_t parent, cfdata_t match, void *aux)
{
struct cardbus_attach_args *ca = aux;
if (PCI_VENDOR(ca->ca_id) == PCI_VENDOR_ADVSYS &&
PCI_PRODUCT(ca->ca_id) == PCI_PRODUCT_ADVSYS_ULTRA)
return (1);
return (0);
}
void
adv_cardbus_attach(device_t parent, device_t self, void *aux)
{
struct cardbus_attach_args *ca = aux;
struct adv_cardbus_softc *csc = device_private(self);
struct asc_softc *sc = &csc->sc_adv;
cardbus_devfunc_t ct = ca->ca_ct;
bus_space_tag_t iot;
bus_space_handle_t ioh;
pcireg_t reg;
u_int8_t latency = 0x20;
sc->sc_dev = self;
sc->sc_flags = 0;
if (PCI_VENDOR(ca->ca_id) == PCI_VENDOR_ADVSYS) {
switch (PCI_PRODUCT(ca->ca_id)) {
case PCI_PRODUCT_ADVSYS_1200A:
aprint_normal(": AdvanSys ASC1200A SCSI adapter\n");
latency = 0;
break;
case PCI_PRODUCT_ADVSYS_1200B:
aprint_normal(": AdvanSys ASC1200B SCSI adapter\n");
latency = 0;
break;
case PCI_PRODUCT_ADVSYS_ULTRA:
switch (PCI_REVISION(ca->ca_class)) {
case ASC_PCI_REVISION_3050:
aprint_normal(": AdvanSys ABP-9xxUA "
"SCSI adapter\n");
break;
case ASC_PCI_REVISION_3150:
aprint_normal(": AdvanSys ABP-9xxU "
"SCSI adapter\n");
break;
}
break;
default:
aprint_error(": unknown model!\n");
return;
}
}
csc->sc_ct = ct;
csc->sc_tag = ca->ca_tag;
/*
* Map the device.
*/
csc->sc_csr = PCI_COMMAND_MASTER_ENABLE;
#ifdef ADV_CARDBUS_ALLOW_MEMIO
if (Cardbus_mapreg_map(csc->sc_ct, ADV_CARDBUS_MMBA,
PCI_MAPREG_TYPE_MEM|PCI_MAPREG_MEM_TYPE_32BIT, 0,
&iot, &ioh, NULL, &csc->sc_size) == 0) {
#ifdef ADV_CARDBUS_DEBUG
printf("%s: memio enabled\n", DEVNAME(sc));
#endif
csc->sc_bar = ADV_CARDBUS_MMBA;
csc->sc_csr |= PCI_COMMAND_MEM_ENABLE;
} else
#endif
if (Cardbus_mapreg_map(csc->sc_ct, ADV_CARDBUS_IOBA,
PCI_MAPREG_TYPE_IO, 0, &iot, &ioh, NULL, &csc->sc_size) == 0) {
#ifdef ADV_CARDBUS_DEBUG
printf("%s: io enabled\n", DEVNAME(sc));
#endif
csc->sc_bar = ADV_CARDBUS_IOBA;
csc->sc_csr |= PCI_COMMAND_IO_ENABLE;
} else {
csc->sc_bar = 0;
aprint_error_dev(self, "unable to map device registers\n");
return;
}
/* Enable the appropriate bits in the PCI CSR. */
reg = Cardbus_conf_read(ct, ca->ca_tag, PCI_COMMAND_STATUS_REG);
reg &= ~(PCI_COMMAND_IO_ENABLE|PCI_COMMAND_MEM_ENABLE);
reg |= csc->sc_csr;
Cardbus_conf_write(ct, ca->ca_tag, PCI_COMMAND_STATUS_REG, reg);
/*
* Make sure the latency timer is set to some reasonable
* value.
*/
reg = Cardbus_conf_read(ct, ca->ca_tag, PCI_BHLC_REG);
if (PCI_LATTIMER(reg) < latency) {
reg &= ~(PCI_LATTIMER_MASK << PCI_LATTIMER_SHIFT);
reg |= (latency << PCI_LATTIMER_SHIFT);
Cardbus_conf_write(ct, ca->ca_tag, PCI_BHLC_REG, reg);
}
ASC_SET_CHIP_CONTROL(iot, ioh, ASC_CC_HALT);
ASC_SET_CHIP_STATUS(iot, ioh, 0);
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = ca->ca_dmat;
sc->pci_device_id = ca->ca_id;
sc->bus_type = ASC_IS_PCI;
sc->chip_version = ASC_GET_CHIP_VER_NO(iot, ioh);
/*
* Initialize the board
*/
if (adv_init(sc)) {
aprint_error_dev(self, "adv_init failed\n");
return;
}
/*
* Establish the interrupt.
*/
sc->sc_ih = Cardbus_intr_establish(ct, IPL_BIO, adv_intr, sc);
if (sc->sc_ih == NULL) {
aprint_error_dev(self, "unable to establish interrupt\n");
return;
}
/*
* Attach.
*/
adv_attach(sc);
}
int
adv_cardbus_detach(device_t self, int flags)
{
struct adv_cardbus_softc *csc = device_private(self);
struct asc_softc *sc = &csc->sc_adv;
int rv;
rv = adv_detach(sc, flags);
if (rv)
return rv;
if (sc->sc_ih) {
Cardbus_intr_disestablish(csc->sc_ct, sc->sc_ih);
sc->sc_ih = 0;
}
if (csc->sc_bar != 0) {
Cardbus_mapreg_unmap(csc->sc_ct, csc->sc_bar,
sc->sc_iot, sc->sc_ioh, csc->sc_size);
csc->sc_bar = 0;
}
return 0;
}
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