/*- * Copyright (c) 2001 Brian Somers * based on work by Slawa Olhovchenkov * John Prince * Eric Hernes * 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. * * $FreeBSD: src/sys/dev/digi/digi_pci.c,v 1.9 2003/08/24 17:46:03 obrien Exp $ * $DragonFly: src/sys/dev/serial/digi/digi_pci.c,v 1.3 2005/10/12 17:35:55 dillon Exp $ */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include static u_char * digi_pci_setwin(struct digi_softc *sc, unsigned int addr) { return (sc->vmem + addr); } static void digi_pci_hidewin(struct digi_softc *sc) { return; } static void digi_pci_towin(struct digi_softc *sc, int win) { return; } static int digi_pci_probe(device_t dev) { unsigned int device_id = pci_get_devid(dev); if (device_get_unit(dev) >= 16) { /* Don't overflow our control mask */ device_printf(dev, "At most 16 digiboards may be used\n"); return (ENXIO); } if ((device_id & 0xffff) != PCI_VENDOR_DIGI) return (ENXIO); switch (device_id >> 16) { case PCI_DEVICE_EPC: case PCI_DEVICE_XEM: case PCI_DEVICE_XR: case PCI_DEVICE_CX: case PCI_DEVICE_XRJ: case PCI_DEVICE_EPCJ: case PCI_DEVICE_920_4: case PCI_DEVICE_920_8: case PCI_DEVICE_920_2: return (0); } return (ENXIO); } static int digi_pci_attach(device_t dev) { struct digi_softc *sc; u_int32_t device_id; #ifdef DIGI_INTERRUPT int retVal = 0; #endif sc = device_get_softc(dev); KASSERT(sc, ("digi%d: softc not allocated in digi_pci_attach\n", device_get_unit(dev))); bzero(sc, sizeof(*sc)); sc->dev = dev; sc->res.unit = device_get_unit(dev); device_id = pci_get_devid(dev); switch (device_id >> 16) { case PCI_DEVICE_EPC: sc->name = "Digiboard PCI EPC/X ASIC"; sc->res.mrid = 0x10; sc->model = PCIEPCX; sc->module = "EPCX_PCI"; break; case PCI_DEVICE_XEM: sc->name = "Digiboard PCI PC/Xem ASIC"; sc->res.mrid = 0x10; sc->model = PCXEM; sc->module = "Xem"; break; case PCI_DEVICE_XR: sc->name = "Digiboard PCI PC/Xr ASIC"; sc->res.mrid = 0x10; sc->model = PCIXR; sc->module = "Xr"; break; case PCI_DEVICE_CX: sc->name = "Digiboard PCI C/X ASIC"; sc->res.mrid = 0x10; sc->model = PCCX; sc->module = "CX_PCI"; break; case PCI_DEVICE_XRJ: sc->name = "Digiboard PCI PC/Xr PLX"; sc->res.mrid = 0x18; sc->model = PCIXR; sc->module = "Xr"; break; case PCI_DEVICE_EPCJ: sc->name = "Digiboard PCI EPC/X PLX"; sc->res.mrid = 0x18; sc->model = PCIEPCX; sc->module = "EPCX_PCI"; break; case PCI_DEVICE_920_4: /* Digi PCI4r 920 */ sc->name = "Digiboard PCI4r 920"; sc->res.mrid = 0x10; sc->model = PCIXR; sc->module = "Xr"; break; case PCI_DEVICE_920_8: /* Digi PCI8r 920 */ sc->name = "Digiboard PCI8r 920"; sc->res.mrid = 0x10; sc->model = PCIXR; sc->module = "Xr"; break; case PCI_DEVICE_920_2: /* Digi PCI2r 920 */ sc->name = "Digiboard PCI2r 920"; sc->res.mrid = 0x10; sc->model = PCIXR; sc->module = "Xr"; break; default: device_printf(dev, "Unknown device id = %08x\n", device_id); return (ENXIO); } pci_write_config(dev, 0x40, 0, 4); pci_write_config(dev, 0x46, 0, 4); sc->res.mem = bus_alloc_resource(dev, SYS_RES_MEMORY, &sc->res.mrid, 0, ~0, 1, RF_ACTIVE); #ifdef DIGI_INTERRUPT sc->res.irqrid = 0; sc->res.irq = bus_alloc_resource(dev, SYS_RES_IRQ, &sc->res.irqrid, 0, ~0, 1, RF_SHAREABLE | RF_ACTIVE); if (sc->res.irq == NULL) { device_printf(dev, "couldn't map interrupt\n"); return (ENXIO); } retVal = bus_setup_intr(dev, sc->res.irq, 0, digiintr, sc, &sc->res.irqHandler, NULL); #else DLOG(DIGIDB_IRQ, (sc->dev, "Interrupt support compiled out\n")); #endif sc->vmem = rman_get_virtual(sc->res.mem); sc->pmem = vtophys(sc->vmem); sc->pcibus = 1; sc->win_size = 0x200000; sc->win_bits = 21; sc->csigs = &digi_normal_signals; sc->status = DIGI_STATUS_NOTINIT; callout_init(&sc->callout); callout_init(&sc->inttest); sc->setwin = digi_pci_setwin; sc->hidewin = digi_pci_hidewin; sc->towin = digi_pci_towin; PCIPORT = FEPRST; return (digi_attach(sc)); } static device_method_t digi_pci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, digi_pci_probe), DEVMETHOD(device_attach, digi_pci_attach), DEVMETHOD(device_detach, digi_detach), DEVMETHOD(device_shutdown, digi_shutdown), {0, 0} }; static driver_t digi_pci_drv = { "digi", digi_pci_methods, sizeof(struct digi_softc), }; DRIVER_MODULE(digi, pci, digi_pci_drv, digi_devclass, 0, 0);