162 lines
5.6 KiB
C
162 lines
5.6 KiB
C
/*-
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* Copyright (c) 2006 Marcel Moolenaar
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* Copyright (c) 2001 M. Warner Losh
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/conf.h>
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#include <sys/kernel.h>
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#include <sys/module.h>
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#include <machine/bus.h>
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#include <sys/rman.h>
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#include <machine/resource.h>
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#include <dev/pci/pcivar.h>
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#include <dev/uart/uart.h>
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#include <dev/uart/uart_bus.h>
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#define DEFAULT_RCLK 1843200
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static int uart_pci_probe(device_t dev);
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static device_method_t uart_pci_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, uart_pci_probe),
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DEVMETHOD(device_attach, uart_bus_attach),
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DEVMETHOD(device_detach, uart_bus_detach),
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{ 0, 0 }
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};
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static driver_t uart_pci_driver = {
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uart_driver_name,
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uart_pci_methods,
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sizeof(struct uart_softc),
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};
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struct pci_id {
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uint16_t vendor;
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uint16_t device;
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uint16_t subven;
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uint16_t subdev;
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const char *desc;
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int rid;
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int rclk;
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};
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static struct pci_id pci_ns8250_ids[] = {
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{ 0x1028, 0x0008, 0xffff, 0, "Dell Remote Access Card III", 0x14,
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128 * DEFAULT_RCLK },
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{ 0x1028, 0x0012, 0xffff, 0, "Dell RAC 4 Daughter Card Virtual UART", 0x14,
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128 * DEFAULT_RCLK },
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{ 0x1033, 0x0074, 0x1033, 0x8014, "NEC RCV56ACF 56k Voice Modem", 0x10 },
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{ 0x1033, 0x007d, 0x1033, 0x8012, "NEC RS232C", 0x10 },
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{ 0x103c, 0x1048, 0x103c, 0x1227, "HP Diva Serial [GSP] UART - Powerbar SP2",
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0x10 },
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{ 0x103c, 0x1048, 0x103c, 0x1301, "HP Diva RMP3", 0x10 },
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{ 0x103c, 0x1290, 0xffff, 0, "HP Auxiliary Diva Serial Port", 0x18 },
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{ 0x11c1, 0x0480, 0xffff, 0, "Agere Systems Venus Modem (V90, 56KFlex)", 0x14 },
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{ 0x115d, 0x0103, 0xffff, 0, "Xircom Cardbus Ethernet + 56k Modem", 0x10 },
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{ 0x12b9, 0x1008, 0xffff, 0, "3Com 56K FaxModem Model 5610", 0x10 },
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{ 0x131f, 0x1000, 0xffff, 0, "Siig CyberSerial (1-port) 16550", 0x18 },
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{ 0x131f, 0x1001, 0xffff, 0, "Siig CyberSerial (1-port) 16650", 0x18 },
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{ 0x131f, 0x1002, 0xffff, 0, "Siig CyberSerial (1-port) 16850", 0x18 },
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{ 0x131f, 0x2000, 0xffff, 0, "Siig CyberSerial (1-port) 16550", 0x10 },
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{ 0x131f, 0x2001, 0xffff, 0, "Siig CyberSerial (1-port) 16650", 0x10 },
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{ 0x131f, 0x2002, 0xffff, 0, "Siig CyberSerial (1-port) 16850", 0x10 },
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{ 0x135c, 0x0190, 0xffff, 0, "Quatech SSCLP-100", 0x18 },
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{ 0x135c, 0x01c0, 0xffff, 0, "Quatech SSCLP-200/300", 0x18 },
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{ 0x135e, 0x7101, 0xffff, 0, "Sealevel Systems Single Port RS-232/422/485/530",
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0x18 },
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{ 0x1407, 0x0110, 0xffff, 0, "Lava Computer mfg DSerial-PCI Port A", 0x10 },
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{ 0x1407, 0x0111, 0xffff, 0, "Lava Computer mfg DSerial-PCI Port B", 0x10 },
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{ 0x1409, 0x7168, 0x1409, 0x4025, "Timedia Technology Serial Port", 0x10,
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8 * DEFAULT_RCLK },
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{ 0x1409, 0x7168, 0x1409, 0x4027, "Timedia Technology Serial Port", 0x10,
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8 * DEFAULT_RCLK },
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{ 0x1409, 0x7168, 0x1409, 0x4028, "Timedia Technology Serial Port", 0x10,
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8 * DEFAULT_RCLK },
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{ 0x1409, 0x7168, 0x1409, 0x5025, "Timedia Technology Serial Port", 0x10,
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8 * DEFAULT_RCLK },
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{ 0x1409, 0x7168, 0x1409, 0x5027, "Timedia Technology Serial Port", 0x10,
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8 * DEFAULT_RCLK },
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{ 0x1415, 0x950b, 0xffff, 0, "Oxford Semiconductor OXCB950 Cardbus 16950 UART",
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0x10, 16384000 },
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{ 0x151f, 0x0000, 0xffff, 0, "TOPIC Semiconductor TP560 56k modem", 0x10 },
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{ 0xdeaf, 0x9051, 0xffff, 0, "Middle Digital PC Weasel Serial Port", 0x10 },
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{ 0xffff, 0, 0xffff, 0, NULL, 0, 0}
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};
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static struct pci_id *
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uart_pci_match(device_t dev, struct pci_id *id)
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{
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uint16_t device, subdev, subven, vendor;
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vendor = pci_get_vendor(dev);
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device = pci_get_device(dev);
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while (id->vendor != 0xffff &&
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(id->vendor != vendor || id->device != device))
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id++;
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if (id->vendor == 0xffff)
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return (NULL);
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if (id->subven == 0xffff)
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return (id);
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subven = pci_get_subvendor(dev);
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subdev = pci_get_subdevice(dev);
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while (id->vendor == vendor && id->device == device &&
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(id->subven != subven || id->subdev != subdev))
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id++;
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return ((id->vendor == vendor && id->device == device) ? id : NULL);
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}
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static int
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uart_pci_probe(device_t dev)
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{
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struct uart_softc *sc;
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struct pci_id *id;
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sc = device_get_softc(dev);
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id = uart_pci_match(dev, pci_ns8250_ids);
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if (id != NULL) {
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sc->sc_class = &uart_ns8250_class;
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goto match;
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}
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/* Add checks for non-ns8250 IDs here. */
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return (ENXIO);
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match:
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if (id->desc)
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device_set_desc(dev, id->desc);
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return (uart_bus_probe(dev, 0, id->rclk, id->rid, 0));
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}
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DRIVER_MODULE(uart, pci, uart_pci_driver, uart_devclass, 0, 0);
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DRIVER_MODULE(uart, cardbus, uart_pci_driver, uart_devclass, 0, 0);
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