diff options
Diffstat (limited to 'sys/dev/hfa/hfa_pci.c')
| -rw-r--r-- | sys/dev/hfa/hfa_pci.c | 212 |
1 files changed, 212 insertions, 0 deletions
diff --git a/sys/dev/hfa/hfa_pci.c b/sys/dev/hfa/hfa_pci.c new file mode 100644 index 0000000..f5f448f --- /dev/null +++ b/sys/dev/hfa/hfa_pci.c @@ -0,0 +1,212 @@ +/*- + * Copyright (c) 2002 Matthew N. Dodd <winter@jurai.net> + * 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. + * + * $FreeBSD$ + */ + +/* + * + * =================================== + * HARP | Host ATM Research Platform + * =================================== + * + * + * This Host ATM Research Platform ("HARP") file (the "Software") is + * made available by Network Computing Services, Inc. ("NetworkCS") + * "AS IS". NetworkCS does not provide maintenance, improvements or + * support of any kind. + * + * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, + * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE + * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE. + * In no event shall NetworkCS be responsible for any damages, including + * but not limited to consequential damages, arising from or relating to + * any use of the Software or related support. + * + * Copyright 1994-1998 Network Computing Services, Inc. + * + * Copies of this Software may be made, however, the above copyright + * notice must be reproduced on all copies. + * + */ + +#include <sys/param.h> +#include <sys/systm.h> +#include <sys/socket.h> +#include <sys/socketvar.h> +#include <sys/kernel.h> +#include <sys/lock.h> +#include <sys/malloc.h> +#include <sys/socket.h> +#include <sys/sysctl.h> + +#include <sys/bus.h> +#include <sys/conf.h> + +#include <sys/module.h> +#include <machine/bus_memio.h> +#include <machine/bus.h> +#include <machine/resource.h> +#include <sys/rman.h> + +#include <net/if.h> +#include <netatm/port.h> +#include <netatm/queue.h> +#include <netatm/atm.h> +#include <netatm/atm_sys.h> +#include <netatm/atm_sap.h> +#include <netatm/atm_cm.h> +#include <netatm/atm_if.h> +#include <netatm/atm_stack.h> +#include <netatm/atm_pcb.h> +#include <netatm/atm_var.h> + +#include <dev/pci/pcireg.h> +#include <dev/pci/pcivar.h> + +#include <dev/hfa/fore.h> +#include <dev/hfa/fore_aali.h> +#include <dev/hfa/fore_slave.h> +#include <dev/hfa/fore_stats.h> +#include <dev/hfa/fore_var.h> +#include <dev/hfa/fore_include.h> + +#include <dev/hfa/hfa_freebsd.h> + +static int hfa_pci_probe(device_t); +static int hfa_pci_attach(device_t); + +#define FORE_PCA200EPC_ID 0x0300 + +static int +hfa_pci_probe (dev) + device_t dev; +{ + if ((pci_get_vendor(dev) == FORE_VENDOR_ID) && + (pci_get_device(dev) == FORE_PCA200EPC_ID)) { + device_set_desc(dev, "FORE Systems PCA-200EPC ATM"); + return (0); + } + + return (ENXIO); +} + +static int +hfa_pci_attach (dev) + device_t dev; +{ + struct hfa_softc *sc; + Fore_unit *fup; + u_int32_t command; + vm_offset_t va; + int error; + + sc = device_get_softc(dev); + fup = &sc->fup; + error = 0; + + pci_enable_busmaster(dev); + + sc->mem_rid = PCA200E_PCI_MEMBASE; + sc->mem_type = SYS_RES_MEMORY; + sc->irq_rid = 0; + + error = hfa_alloc(dev); + if (error) { + device_printf(dev, "hfa_alloc() failed.\n"); + goto fail; + } + + va = (vm_offset_t) rman_get_virtual(sc->mem); + + fup->fu_ram = (Fore_mem *)va; + fup->fu_ramsize = PCA200E_RAM_SIZE; + fup->fu_mon = (Mon960 *)(fup->fu_ram + MON960_BASE); + fup->fu_ctlreg = (Fore_reg *)(va + PCA200E_HCR_OFFSET); + fup->fu_imask = (Fore_reg *)(va + PCA200E_IMASK_OFFSET); + fup->fu_psr = (Fore_reg *)(va + PCA200E_PSR_OFFSET); + + /* + * Convert Endianess of Slave RAM accesses + */ + command = pci_read_config(dev, PCA200E_PCI_MCTL, 4); + command |= PCA200E_MCTL_SWAP; + pci_write_config(dev, PCA200E_PCI_MCTL, command, 4); + + /* + * Map interrupt in + */ + error = bus_setup_intr(dev, sc->irq, INTR_TYPE_NET, + hfa_intr, sc, &sc->irq_ih); + if (error) { + device_printf(dev, "Interrupt handler setup failed.\n"); + goto fail; + } + + fup->fu_config.ac_bustype = BUS_PCI; + fup->fu_config.ac_busslot = (pci_get_bus(dev) << 8)| pci_get_slot(dev); + + switch (pci_get_device(dev)) { + case FORE_PCA200EPC_ID: + fup->fu_config.ac_device = DEV_FORE_PCA200E; + break; + default: + fup->fu_config.ac_device = DEV_UNKNOWN; + break; + } + + error = hfa_attach(dev); + if (error) { + device_printf(dev, "hfa_attach() failed.\n"); + goto fail; + } + + return (0); + +fail: + hfa_detach(dev); + + return (error); +} + +static device_method_t hfa_pci_methods[] = { + DEVMETHOD(device_probe, hfa_pci_probe), + DEVMETHOD(device_attach, hfa_pci_attach), + + DEVMETHOD(device_detach, hfa_detach), + + { 0, 0 } +}; + +static driver_t hfa_pci_driver = { + "hfa", + hfa_pci_methods, + sizeof(struct hfa_softc) +}; + +DRIVER_MODULE(hfa, pci, hfa_pci_driver, hfa_devclass, 0, 0); +MODULE_DEPEND(hfa, hfa, 1, 1, 1); +MODULE_DEPEND(hfa, pci, 1, 1, 1); |
