diff options
Diffstat (limited to 'sys/sparc64/pci/ofw_pcib.c')
| -rw-r--r-- | sys/sparc64/pci/ofw_pcib.c | 176 |
1 files changed, 0 insertions, 176 deletions
diff --git a/sys/sparc64/pci/ofw_pcib.c b/sys/sparc64/pci/ofw_pcib.c deleted file mode 100644 index 3589b00f32fa..000000000000 --- a/sys/sparc64/pci/ofw_pcib.c +++ /dev/null @@ -1,176 +0,0 @@ -/*- - * SPDX-License-Identifier: BSD-3-Clause - * - * Copyright (c) 1994,1995 Stefan Esser, Wolfgang StanglMeier - * Copyright (c) 2000 Michael Smith <msmith@freebsd.org> - * Copyright (c) 2000 BSDi - * Copyright (c) 2001 - 2003 Thomas Moestl <tmm@FreeBSD.org> - * Copyright (c) 2009 by Marius Strobl <marius@FreeBSD.org> - * 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. - * 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 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. - * - * from: FreeBSD: src/sys/dev/pci/pci_pci.c,v 1.3 2000/12/13 - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include "opt_ofw_pci.h" - -#include <sys/param.h> -#include <sys/bus.h> -#include <sys/kernel.h> -#include <sys/libkern.h> -#include <sys/module.h> -#include <sys/rman.h> - -#include <dev/ofw/ofw_bus.h> -#include <dev/ofw/openfirm.h> - -#include <dev/pci/pcireg.h> -#include <dev/pci/pcivar.h> -#include <dev/pci/pcib_private.h> - -#include "pcib_if.h" - -#include <sparc64/pci/ofw_pci.h> -#include <sparc64/pci/ofw_pcib_subr.h> - -#define PCI_DEVID_ALI_M5249 0x524910b9 -#define PCI_VENDOR_PLX 0x10b5 - -static device_probe_t ofw_pcib_probe; -static device_attach_t ofw_pcib_attach; -static ofw_pci_setup_device_t ofw_pcib_setup_device; - -static device_method_t ofw_pcib_methods[] = { - /* Device interface */ - DEVMETHOD(device_probe, ofw_pcib_probe), - DEVMETHOD(device_attach, ofw_pcib_attach), - - /* Bus interface */ - - /* pcib interface */ - DEVMETHOD(pcib_route_interrupt, ofw_pcib_gen_route_interrupt), - DEVMETHOD(pcib_request_feature, pcib_request_feature_allow), - - /* ofw_bus interface */ - DEVMETHOD(ofw_bus_get_node, ofw_pcib_gen_get_node), - DEVMETHOD(ofw_pci_setup_device, ofw_pcib_setup_device), - - DEVMETHOD_END -}; - -static devclass_t pcib_devclass; - -DEFINE_CLASS_1(pcib, ofw_pcib_driver, ofw_pcib_methods, - sizeof(struct ofw_pcib_gen_softc), pcib_driver); -EARLY_DRIVER_MODULE(ofw_pcib, pci, ofw_pcib_driver, pcib_devclass, NULL, NULL, - BUS_PASS_BUS); -MODULE_DEPEND(ofw_pcib, pci, 1, 1, 1); - -static int -ofw_pcib_probe(device_t dev) -{ - char desc[sizeof("OFW PCIe-PCIe bridge")]; - const char *dtype, *pbdtype; - -#define ISDTYPE(dtype, type) \ - (((dtype) != NULL) && strcmp((dtype), (type)) == 0) - - if ((pci_get_class(dev) == PCIC_BRIDGE) && - (pci_get_subclass(dev) == PCIS_BRIDGE_PCI) && - ofw_bus_get_node(dev) != 0) { - dtype = ofw_bus_get_type(dev); - pbdtype = ofw_bus_get_type(device_get_parent( - device_get_parent(dev))); - snprintf(desc, sizeof(desc), "OFW PCI%s-PCI%s bridge", - ISDTYPE(pbdtype, OFW_TYPE_PCIE) ? "e" : "", - ISDTYPE(dtype, OFW_TYPE_PCIE) ? "e" : ""); - device_set_desc_copy(dev, desc); - return (BUS_PROBE_DEFAULT); - } - -#undef ISDTYPE - - return (ENXIO); -} - -static int -ofw_pcib_attach(device_t dev) -{ - struct ofw_pcib_gen_softc *sc; - - sc = device_get_softc(dev); - - switch (pci_get_devid(dev)) { - /* - * The ALi M5249 found in Fire-based machines by definition must me - * subtractive as they have a ISA bridge on their secondary side but - * don't indicate this in the class code although the ISA I/O range - * isn't included in their bridge decode. - */ - case PCI_DEVID_ALI_M5249: - sc->ops_pcib_sc.flags |= PCIB_SUBTRACTIVE; - break; - } - - switch (pci_get_vendor(dev)) { - /* - * Concurrently write the primary and secondary bus numbers in order - * to work around a bug in PLX PEX 8114 causing the internal shadow - * copies of these not to be updated when setting them bytewise. - */ - case PCI_VENDOR_PLX: - pci_write_config(dev, PCIR_PRIBUS_1, - pci_read_config(dev, PCIR_SECBUS_1, 1) << 8 | - pci_read_config(dev, PCIR_PRIBUS_1, 1), 2); - break; - } - - ofw_pcib_gen_setup(dev); - pcib_attach_common(dev); - return (pcib_attach_child(dev)); -} - -static void -ofw_pcib_setup_device(device_t bus, device_t child) -{ - int i; - uint16_t reg; - - switch (pci_get_vendor(bus)) { - /* - * For PLX PEX 8532 issue 64 TLPs to the child from the downstream - * port to the child device in order to work around a hardware bug. - */ - case PCI_VENDOR_PLX: - for (i = 0, reg = 0; i < 64; i++) - reg |= pci_get_devid(child); - break; - } - - OFW_PCI_SETUP_DEVICE(device_get_parent(bus), child); -} |