1139749Simp/*- 2126706Swpaul * Copyright (c) 2003 3126706Swpaul * Bill Paul <wpaul@windriver.com>. All rights reserved. 4126706Swpaul * 5126706Swpaul * Redistribution and use in source and binary forms, with or without 6126706Swpaul * modification, are permitted provided that the following conditions 7126706Swpaul * are met: 8126706Swpaul * 1. Redistributions of source code must retain the above copyright 9126706Swpaul * notice, this list of conditions and the following disclaimer. 10126706Swpaul * 2. Redistributions in binary form must reproduce the above copyright 11126706Swpaul * notice, this list of conditions and the following disclaimer in the 12126706Swpaul * documentation and/or other materials provided with the distribution. 13126706Swpaul * 3. All advertising materials mentioning features or use of this software 14126706Swpaul * must display the following acknowledgement: 15126706Swpaul * This product includes software developed by Bill Paul. 16126706Swpaul * 4. Neither the name of the author nor the names of any co-contributors 17126706Swpaul * may be used to endorse or promote products derived from this software 18126706Swpaul * without specific prior written permission. 19126706Swpaul * 20126706Swpaul * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 21126706Swpaul * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22126706Swpaul * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23126706Swpaul * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 24126706Swpaul * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 25126706Swpaul * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 26126706Swpaul * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 27126706Swpaul * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 28126706Swpaul * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 29126706Swpaul * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 30126706Swpaul * THE POSSIBILITY OF SUCH DAMAGE. 31126706Swpaul */ 32126706Swpaul 33126706Swpaul#include <sys/cdefs.h> 34126706Swpaul__FBSDID("$FreeBSD: releng/10.3/sys/dev/if_ndis/if_ndis_pci.c 292614 2015-12-22 18:39:07Z glebius $"); 35126706Swpaul 36126706Swpaul#include <sys/param.h> 37126706Swpaul#include <sys/systm.h> 38126706Swpaul#include <sys/kernel.h> 39129972Swpaul#include <sys/module.h> 40126706Swpaul#include <sys/socket.h> 41126706Swpaul#include <sys/queue.h> 42126706Swpaul#include <sys/sysctl.h> 43126706Swpaul 44126706Swpaul#include <net/if.h> 45126706Swpaul#include <net/if_arp.h> 46126706Swpaul#include <net/if_media.h> 47126706Swpaul 48126706Swpaul#include <machine/bus.h> 49126706Swpaul#include <machine/resource.h> 50126706Swpaul#include <sys/bus.h> 51126706Swpaul#include <sys/rman.h> 52126706Swpaul 53126706Swpaul#include <net80211/ieee80211_var.h> 54126706Swpaul 55126706Swpaul#include <dev/pci/pcireg.h> 56126706Swpaul#include <dev/pci/pcivar.h> 57189488Sweongyo#include <dev/usb/usb.h> 58194677Sthompsa#include <dev/usb/usbdi.h> 59126706Swpaul 60126706Swpaul#include <compat/ndis/pe_var.h> 61145485Swpaul#include <compat/ndis/cfg_var.h> 62126706Swpaul#include <compat/ndis/resource_var.h> 63126706Swpaul#include <compat/ndis/ntoskrnl_var.h> 64126706Swpaul#include <compat/ndis/ndis_var.h> 65126706Swpaul#include <dev/if_ndis/if_ndisvar.h> 66126706Swpaul 67126706SwpaulMODULE_DEPEND(ndis, pci, 1, 1, 1); 68126706Swpaul 69126706Swpaulstatic int ndis_probe_pci (device_t); 70126706Swpaulstatic int ndis_attach_pci (device_t); 71131953Swpaulstatic struct resource_list *ndis_get_resource_list 72131953Swpaul (device_t, device_t); 73146016Swpaulstatic int ndis_devcompare (interface_type, 74146016Swpaul struct ndis_pci_type *, device_t); 75141524Swpaulextern int ndisdrv_modevent (module_t, int, void *); 76126706Swpaulextern int ndis_attach (device_t); 77126706Swpaulextern int ndis_shutdown (device_t); 78126706Swpaulextern int ndis_detach (device_t); 79126706Swpaulextern int ndis_suspend (device_t); 80126706Swpaulextern int ndis_resume (device_t); 81126706Swpaul 82126706Swpaulstatic device_method_t ndis_methods[] = { 83126706Swpaul /* Device interface */ 84126706Swpaul DEVMETHOD(device_probe, ndis_probe_pci), 85126706Swpaul DEVMETHOD(device_attach, ndis_attach_pci), 86126706Swpaul DEVMETHOD(device_detach, ndis_detach), 87126706Swpaul DEVMETHOD(device_shutdown, ndis_shutdown), 88126706Swpaul DEVMETHOD(device_suspend, ndis_suspend), 89126706Swpaul DEVMETHOD(device_resume, ndis_resume), 90126706Swpaul 91131953Swpaul /* Bus interface */ 92131953Swpaul DEVMETHOD(bus_get_resource_list, ndis_get_resource_list), 93131953Swpaul 94126706Swpaul { 0, 0 } 95126706Swpaul}; 96126706Swpaul 97126706Swpaulstatic driver_t ndis_driver = { 98126706Swpaul "ndis", 99126706Swpaul ndis_methods, 100126706Swpaul sizeof(struct ndis_softc) 101126706Swpaul}; 102126706Swpaul 103126706Swpaulstatic devclass_t ndis_devclass; 104126706Swpaul 105141524SwpaulDRIVER_MODULE(ndis, pci, ndis_driver, ndis_devclass, ndisdrv_modevent, 0); 106126706Swpaul 107145485Swpaulstatic int 108146016Swpaulndis_devcompare(bustype, t, dev) 109146016Swpaul interface_type bustype; 110145485Swpaul struct ndis_pci_type *t; 111145485Swpaul device_t dev; 112145485Swpaul{ 113216558Stijl uint16_t vid, did; 114216558Stijl uint32_t subsys; 115216558Stijl 116146016Swpaul if (bustype != PCIBus) 117146016Swpaul return(FALSE); 118146016Swpaul 119216558Stijl vid = pci_get_vendor(dev); 120216558Stijl did = pci_get_device(dev); 121216558Stijl subsys = pci_get_subdevice(dev); 122216558Stijl subsys = (subsys << 16) | pci_get_subvendor(dev); 123216558Stijl 124145485Swpaul while(t->ndis_name != NULL) { 125216558Stijl if ((t->ndis_vid == vid) && (t->ndis_did == did) && 126216558Stijl (t->ndis_subsys == subsys || t->ndis_subsys == 0)) { 127145485Swpaul device_set_desc(dev, t->ndis_name); 128145485Swpaul return(TRUE); 129145485Swpaul } 130145485Swpaul t++; 131145485Swpaul } 132145485Swpaul 133145485Swpaul return(FALSE); 134145485Swpaul} 135145485Swpaul 136126706Swpaul/* 137126706Swpaul * Probe for an NDIS device. Check the PCI vendor and device 138126706Swpaul * IDs against our list and return a device name if we find a match. 139126706Swpaul */ 140126706Swpaulstatic int 141126706Swpaulndis_probe_pci(dev) 142126706Swpaul device_t dev; 143126706Swpaul{ 144141524Swpaul driver_object *drv; 145145485Swpaul struct drvdb_ent *db; 146126706Swpaul 147142804Swpaul drv = windrv_lookup(0, "PCI Bus"); 148126706Swpaul 149141524Swpaul if (drv == NULL) 150141524Swpaul return(ENXIO); 151141524Swpaul 152145485Swpaul db = windrv_match((matchfuncptr)ndis_devcompare, dev); 153141524Swpaul 154145485Swpaul if (db != NULL) { 155145485Swpaul /* Create PDO for this device instance */ 156145485Swpaul windrv_create_pdo(drv, dev); 157145485Swpaul return(0); 158126706Swpaul } 159126706Swpaul 160126706Swpaul return(ENXIO); 161126706Swpaul} 162126706Swpaul 163126706Swpaul/* 164126706Swpaul * Attach the interface. Allocate softc structures, do ifmedia 165126706Swpaul * setup and ethernet/BPF attach. 166126706Swpaul */ 167126706Swpaulstatic int 168126706Swpaulndis_attach_pci(dev) 169126706Swpaul device_t dev; 170126706Swpaul{ 171126706Swpaul struct ndis_softc *sc; 172126706Swpaul int unit, error = 0, rid; 173126706Swpaul struct ndis_pci_type *t; 174126706Swpaul int devidx = 0, defidx = 0; 175126706Swpaul struct resource_list *rl; 176126706Swpaul struct resource_list_entry *rle; 177145485Swpaul struct drvdb_ent *db; 178216558Stijl uint16_t vid, did; 179216558Stijl uint32_t subsys; 180126706Swpaul 181126706Swpaul sc = device_get_softc(dev); 182126706Swpaul unit = device_get_unit(dev); 183126706Swpaul sc->ndis_dev = dev; 184126706Swpaul 185145485Swpaul db = windrv_match((matchfuncptr)ndis_devcompare, dev); 186145485Swpaul if (db == NULL) 187145485Swpaul return (ENXIO); 188145485Swpaul sc->ndis_dobj = db->windrv_object; 189145485Swpaul sc->ndis_regvals = db->windrv_regvals; 190145485Swpaul 191126706Swpaul /* 192126706Swpaul * Map control/status registers. 193126706Swpaul */ 194126706Swpaul 195126706Swpaul pci_enable_busmaster(dev); 196126706Swpaul 197126706Swpaul rl = BUS_GET_RESOURCE_LIST(device_get_parent(dev), dev); 198126706Swpaul if (rl != NULL) { 199143848Smaxim STAILQ_FOREACH(rle, rl, link) { 200126706Swpaul switch (rle->type) { 201126706Swpaul case SYS_RES_IOPORT: 202126706Swpaul sc->ndis_io_rid = rle->rid; 203216486Sjhb sc->ndis_res_io = bus_alloc_resource_any(dev, 204126706Swpaul SYS_RES_IOPORT, &sc->ndis_io_rid, 205216486Sjhb RF_ACTIVE); 206126706Swpaul if (sc->ndis_res_io == NULL) { 207126706Swpaul device_printf(dev, 208126706Swpaul "couldn't map iospace\n"); 209126706Swpaul error = ENXIO; 210126706Swpaul goto fail; 211126706Swpaul } 212126706Swpaul break; 213126706Swpaul case SYS_RES_MEMORY: 214126706Swpaul if (sc->ndis_res_altmem != NULL && 215126706Swpaul sc->ndis_res_mem != NULL) { 216126706Swpaul device_printf(dev, 217126706Swpaul "too many memory resources\n"); 218126706Swpaul error = ENXIO; 219126706Swpaul goto fail; 220126706Swpaul } 221133876Swpaul if (sc->ndis_res_mem) { 222126706Swpaul sc->ndis_altmem_rid = rle->rid; 223126706Swpaul sc->ndis_res_altmem = 224216486Sjhb bus_alloc_resource_any(dev, 225126706Swpaul SYS_RES_MEMORY, 226126706Swpaul &sc->ndis_altmem_rid, 227216486Sjhb RF_ACTIVE); 228126706Swpaul if (sc->ndis_res_altmem == NULL) { 229126706Swpaul device_printf(dev, 230126706Swpaul "couldn't map alt " 231126706Swpaul "memory\n"); 232126706Swpaul error = ENXIO; 233126706Swpaul goto fail; 234126706Swpaul } 235126706Swpaul } else { 236126706Swpaul sc->ndis_mem_rid = rle->rid; 237126706Swpaul sc->ndis_res_mem = 238216486Sjhb bus_alloc_resource_any(dev, 239126706Swpaul SYS_RES_MEMORY, 240126706Swpaul &sc->ndis_mem_rid, 241216486Sjhb RF_ACTIVE); 242126706Swpaul if (sc->ndis_res_mem == NULL) { 243126706Swpaul device_printf(dev, 244126706Swpaul "couldn't map memory\n"); 245126706Swpaul error = ENXIO; 246126706Swpaul goto fail; 247126706Swpaul } 248126706Swpaul } 249126706Swpaul break; 250126706Swpaul case SYS_RES_IRQ: 251126706Swpaul rid = rle->rid; 252216486Sjhb sc->ndis_irq = bus_alloc_resource_any(dev, 253216486Sjhb SYS_RES_IRQ, &rid, 254216486Sjhb RF_SHAREABLE | RF_ACTIVE); 255126706Swpaul if (sc->ndis_irq == NULL) { 256126706Swpaul device_printf(dev, 257126706Swpaul "couldn't map interrupt\n"); 258126706Swpaul error = ENXIO; 259126706Swpaul goto fail; 260126706Swpaul } 261126706Swpaul break; 262126706Swpaul default: 263126706Swpaul break; 264126706Swpaul } 265126706Swpaul sc->ndis_rescnt++; 266126706Swpaul } 267126706Swpaul } 268126706Swpaul 269126706Swpaul /* 270126780Swpaul * If the BIOS did not set up an interrupt for this device, 271126780Swpaul * the resource traversal code above will fail to set up 272126780Swpaul * an IRQ resource. This is usually a bad thing, so try to 273126780Swpaul * force the allocation of an interrupt here. If one was 274126780Swpaul * not assigned to us by the BIOS, bus_alloc_resource() 275126780Swpaul * should route one for us. 276126780Swpaul */ 277126780Swpaul if (sc->ndis_irq == NULL) { 278126780Swpaul rid = 0; 279216486Sjhb sc->ndis_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, 280216486Sjhb &rid, RF_SHAREABLE | RF_ACTIVE); 281126780Swpaul if (sc->ndis_irq == NULL) { 282126780Swpaul device_printf(dev, "couldn't route interrupt\n"); 283126780Swpaul error = ENXIO; 284126780Swpaul goto fail; 285126780Swpaul } 286126780Swpaul sc->ndis_rescnt++; 287126780Swpaul } 288126780Swpaul 289126780Swpaul /* 290126706Swpaul * Allocate the parent bus DMA tag appropriate for PCI. 291126706Swpaul */ 292126706Swpaul#define NDIS_NSEG_NEW 32 293232854Sscottl error = bus_dma_tag_create(bus_get_dma_tag(dev),/* PCI parent */ 294126706Swpaul 1, 0, /* alignment, boundary */ 295126706Swpaul BUS_SPACE_MAXADDR_32BIT,/* lowaddr */ 296126706Swpaul BUS_SPACE_MAXADDR, /* highaddr */ 297126706Swpaul NULL, NULL, /* filter, filterarg */ 298292614Sglebius DFLTPHYS, NDIS_NSEG_NEW,/* maxsize, nsegments */ 299126706Swpaul BUS_SPACE_MAXSIZE_32BIT,/* maxsegsize */ 300126706Swpaul BUS_DMA_ALLOCNOW, /* flags */ 301126706Swpaul NULL, NULL, /* lockfunc, lockarg */ 302126706Swpaul &sc->ndis_parent_tag); 303126706Swpaul 304126706Swpaul if (error) 305126706Swpaul goto fail; 306126706Swpaul 307126706Swpaul sc->ndis_iftype = PCIBus; 308126706Swpaul 309126706Swpaul /* Figure out exactly which device we matched. */ 310126706Swpaul 311216558Stijl vid = pci_get_vendor(dev); 312216558Stijl did = pci_get_device(dev); 313216558Stijl subsys = pci_get_subdevice(dev); 314216558Stijl subsys = (subsys << 16) | pci_get_subvendor(dev); 315216558Stijl 316145485Swpaul t = db->windrv_devlist; 317126706Swpaul 318126706Swpaul while(t->ndis_name != NULL) { 319216558Stijl if (t->ndis_vid == vid && t->ndis_did == did) { 320126706Swpaul if (t->ndis_subsys == 0) 321126706Swpaul defidx = devidx; 322216558Stijl else if (t->ndis_subsys == subsys) 323216518Stijl break; 324126706Swpaul } 325126706Swpaul t++; 326126706Swpaul devidx++; 327126706Swpaul } 328126706Swpaul 329145995Swpaul if (t->ndis_name == NULL) 330126706Swpaul sc->ndis_devidx = defidx; 331126706Swpaul else 332126706Swpaul sc->ndis_devidx = devidx; 333126706Swpaul 334126706Swpaul error = ndis_attach(dev); 335126706Swpaul 336126706Swpaulfail: 337126706Swpaul return(error); 338126706Swpaul} 339126706Swpaul 340131953Swpaulstatic struct resource_list * 341131953Swpaulndis_get_resource_list(dev, child) 342131953Swpaul device_t dev; 343131953Swpaul device_t child; 344131953Swpaul{ 345131953Swpaul struct ndis_softc *sc; 346131953Swpaul 347131953Swpaul sc = device_get_softc(dev); 348131953Swpaul return (BUS_GET_RESOURCE_LIST(device_get_parent(sc->ndis_dev), dev)); 349131953Swpaul} 350