/*- * ichsmb_pci.c * * Author: Archie Cobbs * Copyright (c) 2000 Whistle Communications, Inc. * All rights reserved. * Author: Archie Cobbs * * Subject to the following obligations and disclaimer of warranty, use and * redistribution of this software, in source or object code forms, with or * without modifications are expressly permitted by Whistle Communications; * provided, however, that: * 1. Any and all reproductions of the source or object code must include the * copyright notice above and the following disclaimer of warranties; and * 2. No rights are granted, in any manner or form, to use Whistle * Communications, Inc. trademarks, including the mark "WHISTLE * COMMUNICATIONS" on advertising, endorsements, or otherwise except as * such appears in the above copyright notice or in the software. * * THIS SOFTWARE IS BEING PROVIDED BY WHISTLE COMMUNICATIONS "AS IS", AND * TO THE MAXIMUM EXTENT PERMITTED BY LAW, WHISTLE COMMUNICATIONS MAKES NO * REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, * INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. * WHISTLE COMMUNICATIONS DOES NOT WARRANT, GUARANTEE, OR MAKE ANY * REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS * SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. * IN NO EVENT SHALL WHISTLE COMMUNICATIONS BE LIABLE FOR ANY DAMAGES * RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING * WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, * PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER 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 WHISTLE COMMUNICATIONS IS ADVISED OF THE POSSIBILITY * OF SUCH DAMAGE. * * $FreeBSD: src/sys/dev/ichsmb/ichsmb_pci.c,v 1.25 2009/12/16 12:25:27 avg Exp $ */ /* * Support for the SMBus controller logical device which is part of the * Intel 81801AA/AB/BA/CA/DC/EB (ICH/ICH[02345]) I/O controller hub chips. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* PCI unique identifiers */ #define PCI_VENDOR_INTEL 0x8086 #define ID_82801AA 0x2413 #define ID_82801AB 0x2423 #define ID_82801BA 0x2443 #define ID_82801CA 0x2483 #define ID_82801DC 0x24C3 #define ID_82801EB 0x24D3 #define ID_82801FB 0x266A #define ID_82801GB 0x27da #define ID_82801H 0x283e #define ID_82801I 0x2930 #define ID_EP80579 0x5032 #define ID_82801JI 0x3a30 #define ID_82801JD 0x3a60 #define ID_PCH 0x3b30 #define ID_6300ESB 0x25a4 #define ID_631xESB 0x269b #define ID_DH89XXCC 0x2330 #define ID_PATSBURG 0x1d22 #define ID_CPT 0x1c22 #define ID_PPT 0x1e22 #define ID_AVOTON 0x1f3c #define ID_COLETOCRK 0x23B0 #define ID_LPT 0x8c22 #define ID_LPTLP 0x9c22 #define ID_WCPT 0x8ca2 #define ID_WCPTLP 0x9ca2 #define ID_BAYTRAIL 0x0f12 #define ID_BRASWELL 0x2292 #define ID_WELLSBURG 0x8d22 #define ID_SRPT 0xa123 #define ID_SRPTLP 0x9d23 #define ID_DENVERTON 0x19df #define ID_BROXTON 0x5ad4 #define ID_LEWISBURG 0xa1a3 #define ID_LEWISBURG2 0xa223 #define ID_KABYLAKE 0xa2a3 #define ID_CANNONLAKE 0xa323 #define ID_COMETLAKE 0x02a3 #define ID_COMETLAKE2 0x06a3 #define ID_TIGERLAKE 0xa0a3 #define ID_TIGERLAKE2 0x43a3 #define ID_GEMINILAKE 0x31d4 static const struct ichsmb_device { uint16_t id; const char *name; } ichsmb_devices[] = { { ID_82801AA, "Intel 82801AA (ICH) SMBus controller" }, { ID_82801AB, "Intel 82801AB (ICH0) SMBus controller" }, { ID_82801BA, "Intel 82801BA (ICH2) SMBus controller" }, { ID_82801CA, "Intel 82801CA (ICH3) SMBus controller" }, { ID_82801DC, "Intel 82801DC (ICH4) SMBus controller" }, { ID_82801EB, "Intel 82801EB (ICH5) SMBus controller" }, { ID_82801FB, "Intel 82801FB (ICH6) SMBus controller" }, { ID_82801GB, "Intel 82801GB (ICH7) SMBus controller" }, { ID_82801H, "Intel 82801H (ICH8) SMBus controller" }, { ID_82801I, "Intel 82801I (ICH9) SMBus controller" }, { ID_82801GB, "Intel 82801GB (ICH7) SMBus controller" }, { ID_82801H, "Intel 82801H (ICH8) SMBus controller" }, { ID_82801I, "Intel 82801I (ICH9) SMBus controller" }, { ID_EP80579, "Intel EP80579 SMBus controller" }, { ID_82801JI, "Intel 82801JI (ICH10) SMBus controller" }, { ID_82801JD, "Intel 82801JD (ICH10) SMBus controller" }, { ID_PCH, "Intel PCH SMBus controller" }, { ID_6300ESB, "Intel 6300ESB (ICH) SMBus controller" }, { ID_631xESB, "Intel 631xESB/6321ESB (ESB2) SMBus controller" }, { ID_DH89XXCC, "Intel DH89xxCC SMBus controller" }, { ID_PATSBURG, "Intel Patsburg SMBus controller" }, { ID_CPT, "Intel Cougar Point SMBus controller" }, { ID_PPT, "Intel Panther Point SMBus controller" }, { ID_AVOTON, "Intel Avoton SMBus controller" }, { ID_LPT, "Intel Lynx Point SMBus controller" }, { ID_LPTLP, "Intel Lynx Point-LP SMBus controller" }, { ID_WCPT, "Intel Wildcat Point SMBus controller" }, { ID_WCPTLP, "Intel Wildcat Point-LP SMBus controller" }, { ID_BAYTRAIL, "Intel Baytrail SMBus controller" }, { ID_BRASWELL, "Intel Braswell SMBus controller" }, { ID_COLETOCRK, "Intel Coleto Creek SMBus controller" }, { ID_WELLSBURG, "Intel Wellsburg SMBus controller" }, { ID_SRPT, "Intel Sunrise Point-H SMBus controller" }, { ID_SRPTLP, "Intel Sunrise Point-LP SMBus controller" }, { ID_DENVERTON, "Intel Denverton SMBus controller" }, { ID_BROXTON, "Intel Broxton SMBus controller" }, { ID_LEWISBURG, "Intel Lewisburg SMBus controller" }, { ID_LEWISBURG2,"Intel Lewisburg SMBus controller" }, { ID_KABYLAKE, "Intel Kaby Lake SMBus controller" }, { ID_CANNONLAKE,"Intel Cannon Lake SMBus controller" }, { ID_COMETLAKE, "Intel Comet Lake SMBus controller" }, { ID_COMETLAKE2,"Intel Comet Lake SMBus controller" }, { ID_TIGERLAKE, "Intel Tiger Lake SMBus controller" }, { ID_TIGERLAKE2,"Intel Tiger Lake SMBus controller" }, { ID_GEMINILAKE,"Intel Gemini Lake SMBus controller" }, { 0, NULL }, }; /* Internal functions */ static int ichsmb_pci_probe(device_t dev); static int ichsmb_pci_attach(device_t dev); /*Use generic one for now*/ #if 0 static int ichsmb_pci_detach(device_t dev); #endif /* Device methods */ static device_method_t ichsmb_pci_methods[] = { /* Device interface */ DEVMETHOD(device_probe, ichsmb_pci_probe), DEVMETHOD(device_attach, ichsmb_pci_attach), DEVMETHOD(device_detach, ichsmb_detach), /* Bus methods */ DEVMETHOD(bus_print_child, bus_generic_print_child), /* SMBus methods */ DEVMETHOD(smbus_callback, ichsmb_callback), DEVMETHOD(smbus_quick, ichsmb_quick), DEVMETHOD(smbus_sendb, ichsmb_sendb), DEVMETHOD(smbus_recvb, ichsmb_recvb), DEVMETHOD(smbus_writeb, ichsmb_writeb), DEVMETHOD(smbus_writew, ichsmb_writew), DEVMETHOD(smbus_readb, ichsmb_readb), DEVMETHOD(smbus_readw, ichsmb_readw), DEVMETHOD(smbus_pcall, ichsmb_pcall), DEVMETHOD(smbus_bwrite, ichsmb_bwrite), DEVMETHOD(smbus_bread, ichsmb_bread), DEVMETHOD_END }; static driver_t ichsmb_pci_driver = { "ichsmb", ichsmb_pci_methods, sizeof(struct ichsmb_softc) }; static devclass_t ichsmb_pci_devclass; DRIVER_MODULE(ichsmb, pci, ichsmb_pci_driver, ichsmb_pci_devclass, NULL, NULL); static int ichsmb_pci_probe(device_t dev) { const struct ichsmb_device *device; for (device = ichsmb_devices; device->name != NULL; device++) { if (pci_get_device(dev) == device->id) { device_set_desc(dev, device->name); return (ichsmb_probe(dev)); } } return (ENXIO); } static int ichsmb_pci_attach(device_t dev) { const sc_p sc = device_get_softc(dev); int error; /* Initialize private state */ bzero(sc, sizeof(*sc)); sc->ich_cmd = -1; sc->dev = dev; /* Allocate an I/O range */ sc->io_rid = ICH_SMB_BASE; sc->io_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->io_rid, 0, ~0, 16, RF_ACTIVE); if (sc->io_res == NULL) sc->io_res = bus_alloc_resource(dev, SYS_RES_IOPORT, &sc->io_rid, 0ul, ~0ul, 32, RF_ACTIVE); if (sc->io_res == NULL) { device_printf(dev, "can't map I/O\n"); error = ENXIO; goto fail; } /* Allocate interrupt */ sc->irq_rid = 0; sc->irq_res = bus_alloc_resource_any(dev, SYS_RES_IRQ, &sc->irq_rid, RF_ACTIVE | RF_SHAREABLE); if (sc->irq_res == NULL) { device_printf(dev, "can't get IRQ\n"); error = ENXIO; goto fail; } /* Enable device */ pci_write_config(dev, ICH_HOSTC, ICH_HOSTC_HST_EN, 1); /* Done */ error = ichsmb_attach(dev); if (error) goto fail; return (0); fail: /* Attach failed, release resources */ ichsmb_release_resources(sc); return (error); } MODULE_DEPEND(ichsmb, pci, 1, 1, 1); MODULE_DEPEND(ichsmb, smbus, SMBUS_MINVER, SMBUS_PREFVER, SMBUS_MAXVER); MODULE_VERSION(ichsmb, 1);