2 * Copyright (c) 2001,2002,2003 Søren Schmidt <sos@FreeBSD.org>
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD$");
32 #include <sys/param.h>
33 #include <sys/systm.h>
34 #include <sys/kernel.h>
35 #include <sys/module.h>
38 #include <sys/malloc.h>
40 #include <sys/mutex.h>
43 #include <machine/stdarg.h>
44 #include <machine/resource.h>
45 #include <machine/bus.h>
47 #include <dev/pci/pcivar.h>
48 #include <dev/pci/pcireg.h>
50 #include "dev/pst/pst-iop.h"
53 iop_pci_probe(device_t dev)
55 /* tested with actual hardware kindly donated by Promise */
56 if (pci_get_devid(dev) == 0x19628086 && pci_get_subvendor(dev) == 0x105a) {
57 device_set_desc(dev, "Promise SuperTrak SX6000 ATA RAID controller");
58 return BUS_PROBE_DEFAULT;
61 /* support the older SuperTrak 100 as well */
62 if (pci_get_devid(dev) == 0x19608086 && pci_get_subvendor(dev) == 0x105a) {
63 device_set_desc(dev, "Promise SuperTrak 100 ATA RAID controller");
64 return BUS_PROBE_DEFAULT;
71 iop_pci_attach(device_t dev)
73 struct iop_softc *sc = device_get_softc(dev);
76 bzero(sc, sizeof(struct iop_softc));
81 bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid, RF_ACTIVE);
87 sc->r_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid,
88 RF_SHAREABLE | RF_ACTIVE);
90 /* now setup the infrastructure to talk to the device */
91 pci_write_config(dev, PCIR_COMMAND,
92 pci_read_config(dev, PCIR_COMMAND, 1) |
93 PCIM_CMD_MEMEN | PCIM_CMD_BUSMASTEREN, 1);
95 sc->ibase = rman_get_virtual(sc->r_mem);
96 sc->reg = (struct i2o_registers *)sc->ibase;
98 mtx_init(&sc->mtx, "pst lock", MTX_DEF, 0);
102 return bus_generic_attach(dev);
106 iop_pci_detach(device_t dev)
108 struct iop_softc *sc = device_get_softc(dev);
110 bus_teardown_intr(dev, sc->r_irq, sc->handle);
111 bus_release_resource(dev, SYS_RES_IRQ, 0x00, sc->r_irq);
112 bus_release_resource(dev, SYS_RES_MEMORY, 0x10, sc->r_mem);
113 return bus_generic_detach(dev);
117 static device_method_t pst_pci_methods[] = {
118 DEVMETHOD(device_probe, iop_pci_probe),
119 DEVMETHOD(device_attach, iop_pci_attach),
120 DEVMETHOD(device_detach, iop_pci_detach),
124 static driver_t pst_pci_driver = {
127 sizeof(struct iop_softc),
130 static devclass_t pst_pci_devclass;
132 DRIVER_MODULE(pstpci, pci, pst_pci_driver, pst_pci_devclass, 0, 0);