/* $NetBSD: adv_cardbus.c,v 1.30 2016/07/14 10:19:06 msaitoh 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 __KERNEL_RCSID(0, "$NetBSD: adv_cardbus.c,v 1.30 2016/07/14 10:19:06 msaitoh Exp $"); #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #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; }