1999-11-18 07:21:51 +00:00
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/*
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2000-10-18 03:25:13 +00:00
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* Copyright (c) 2000,2001 Jonathan Chen.
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* All rights reserved.
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1999-11-18 07:21:51 +00:00
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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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2000-10-18 03:25:13 +00:00
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* notice, this list of conditions, and the following disclaimer,
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* without modification, immediately at the beginning of the file.
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1999-11-18 07:21:51 +00:00
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* 2. Redistributions in binary form must reproduce the above copyright
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2000-10-18 03:25:13 +00:00
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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1999-11-18 07:21:51 +00:00
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*
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2000-10-18 03:25:13 +00:00
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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1999-11-18 07:21:51 +00:00
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*
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2000-10-18 03:25:13 +00:00
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* $FreeBSD$
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1999-11-18 07:21:51 +00:00
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*/
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2000-10-18 03:25:13 +00:00
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/*
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* Cardbus Bus Driver
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*
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2002-03-15 06:41:01 +00:00
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* much of the bus code was stolen directly from sys/pci/pci.c
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* (Copyright (c) 1997, Stefan Esser <se@freebsd.org>)
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*
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2000-10-18 03:25:13 +00:00
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* Written by Jonathan Chen <jon@freebsd.org>
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*/
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1999-11-18 07:21:51 +00:00
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/kernel.h>
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2002-03-07 08:10:42 +00:00
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#include <sys/sysctl.h>
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1999-11-18 07:21:51 +00:00
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2000-10-18 03:25:13 +00:00
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#include <sys/bus.h>
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1999-11-18 07:21:51 +00:00
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#include <machine/bus.h>
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2000-10-18 03:25:13 +00:00
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#include <sys/rman.h>
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#include <machine/resource.h>
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1999-11-18 07:21:51 +00:00
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2002-02-27 05:09:14 +00:00
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#include <sys/pciio.h>
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2001-08-27 00:09:42 +00:00
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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1999-11-18 07:21:51 +00:00
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#include <dev/cardbus/cardbusreg.h>
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#include <dev/cardbus/cardbusvar.h>
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2000-10-18 03:25:13 +00:00
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#include <dev/cardbus/cardbus_cis.h>
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2002-05-30 17:38:00 +00:00
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#include <dev/pccard/pccardvar.h>
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1999-11-18 07:21:51 +00:00
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2000-11-28 00:05:20 +00:00
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#include "power_if.h"
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2000-10-18 03:25:13 +00:00
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#include "pcib_if.h"
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1999-11-18 07:21:51 +00:00
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2002-03-07 08:10:42 +00:00
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/* sysctl vars */
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SYSCTL_NODE(_hw, OID_AUTO, cardbus, CTLFLAG_RD, 0, "CardBus parameters");
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2002-03-15 06:41:01 +00:00
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int cardbus_debug = 0;
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2002-03-07 08:10:42 +00:00
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TUNABLE_INT("hw.cardbus.debug", &cardbus_debug);
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SYSCTL_INT(_hw_cardbus, OID_AUTO, debug, CTLFLAG_RW,
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&cardbus_debug, 0,
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"CardBus debug");
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2002-03-15 06:41:01 +00:00
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int cardbus_cis_debug = 0;
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2002-03-07 08:10:42 +00:00
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TUNABLE_INT("hw.cardbus.cis_debug", &cardbus_cis_debug);
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SYSCTL_INT(_hw_cardbus, OID_AUTO, cis_debug, CTLFLAG_RW,
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&cardbus_cis_debug, 0,
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"CardBus CIS debug");
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#define DPRINTF(a) if (cardbus_debug) printf a
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#define DEVPRINTF(x) if (cardbus_debug) device_printf x
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1999-11-18 07:21:51 +00:00
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2002-10-07 23:00:51 +00:00
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static struct resource *cardbus_alloc_resource(device_t cbdev, device_t child,
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int type, int *rid, u_long start, u_long end, u_long count,
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u_int flags);
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2001-08-26 23:55:34 +00:00
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static int cardbus_attach(device_t cbdev);
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static int cardbus_attach_card(device_t cbdev);
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2002-10-07 23:00:51 +00:00
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static int cardbus_child_location_str(device_t cbdev, device_t child,
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char *, size_t len);
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static int cardbus_child_pnpinfo_str(device_t cbdev, device_t child,
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char *, size_t len);
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static __inline void cardbus_clear_command_bit(device_t cbdev, device_t child,
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2003-01-27 05:47:01 +00:00
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uint16_t bit);
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2002-10-07 23:00:51 +00:00
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static void cardbus_delete_resource(device_t cbdev, device_t child,
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int type, int rid);
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static void cardbus_delete_resource_method(device_t cbdev, device_t child,
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int type, int rid);
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static int cardbus_detach(device_t cbdev);
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2002-11-02 23:00:28 +00:00
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static int cardbus_detach_card(device_t cbdev);
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2002-10-07 23:00:51 +00:00
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static void cardbus_device_setup_regs(device_t brdev, int b, int s, int f,
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2002-03-15 06:41:01 +00:00
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pcicfgregs *cfg);
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2002-10-07 23:00:51 +00:00
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static void cardbus_disable_busmaster_method(device_t cbdev, device_t child);
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static void cardbus_disable_io_method(device_t cbdev, device_t child,
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int space);
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static void cardbus_driver_added(device_t cbdev, driver_t *driver);
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static void cardbus_enable_busmaster_method(device_t cbdev, device_t child);
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static void cardbus_enable_io_method(device_t cbdev, device_t child,
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int space);
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2002-03-15 06:41:01 +00:00
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static int cardbus_freecfg(struct cardbus_devinfo *dinfo);
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2002-10-07 23:00:51 +00:00
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static int cardbus_get_powerstate_method(device_t cbdev, device_t child);
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2002-03-15 06:41:01 +00:00
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static int cardbus_get_resource(device_t cbdev, device_t child, int type,
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int rid, u_long *startp, u_long *countp);
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static int cardbus_get_resource_method(device_t cbdev, device_t child,
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int type, int rid, u_long *startp, u_long *countp);
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2002-10-07 23:00:51 +00:00
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static void cardbus_hdrtypedata(device_t brdev, int b, int s, int f,
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pcicfgregs *cfg);
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static int cardbus_print_child(device_t cbdev, device_t child);
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static int cardbus_print_resources(struct resource_list *rl,
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const char *name, int type, const char *format);
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static void cardbus_print_verbose(struct cardbus_devinfo *dinfo);
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static int cardbus_probe(device_t cbdev);
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static void cardbus_probe_nomatch(device_t cbdev, device_t child);
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static struct cardbus_devinfo *cardbus_read_device(device_t brdev, int b,
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int s, int f);
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static void cardbus_read_extcap(device_t cbdev, pcicfgregs *cfg);
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2003-01-27 05:47:01 +00:00
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static uint32_t cardbus_read_config_method(device_t cbdev,
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2002-10-07 23:00:51 +00:00
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device_t child, int reg, int width);
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static int cardbus_read_ivar(device_t cbdev, device_t child, int which,
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u_long *result);
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2001-08-26 23:55:34 +00:00
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static void cardbus_release_all_resources(device_t cbdev,
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2001-08-27 00:09:42 +00:00
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struct cardbus_devinfo *dinfo);
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2002-03-15 06:41:01 +00:00
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static int cardbus_release_resource(device_t cbdev, device_t child,
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int type, int rid, struct resource *r);
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2002-10-07 23:00:51 +00:00
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static __inline void cardbus_set_command_bit(device_t cbdev, device_t child,
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2003-01-27 05:47:01 +00:00
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uint16_t bit);
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2002-10-07 23:00:51 +00:00
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static int cardbus_set_powerstate_method(device_t cbdev, device_t child,
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int state);
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static int cardbus_set_resource(device_t cbdev, device_t child, int type,
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int rid, u_long start, u_long count, struct resource *res);
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static int cardbus_set_resource_method(device_t cbdev, device_t child,
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int type, int rid, u_long start, u_long count);
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2002-03-15 06:41:01 +00:00
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static int cardbus_setup_intr(device_t cbdev, device_t child,
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struct resource *irq, int flags, driver_intr_t *intr,
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void *arg, void **cookiep);
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static int cardbus_teardown_intr(device_t cbdev, device_t child,
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struct resource *irq, void *cookie);
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static void cardbus_write_config_method(device_t cbdev, device_t child,
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2003-01-27 05:47:01 +00:00
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int reg, uint32_t val, int width);
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2002-10-07 23:00:51 +00:00
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static int cardbus_write_ivar(device_t cbdev, device_t child, int which,
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uintptr_t value);
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2000-10-18 03:25:13 +00:00
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/************************************************************************/
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/* Probe/Attach */
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/************************************************************************/
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1999-11-18 07:21:51 +00:00
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2000-10-18 03:25:13 +00:00
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static int
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2001-08-26 23:55:34 +00:00
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cardbus_probe(device_t cbdev)
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2000-10-18 03:25:13 +00:00
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{
|
2001-12-15 05:58:28 +00:00
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device_set_desc(cbdev, "CardBus bus");
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1999-11-18 07:21:51 +00:00
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return 0;
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2000-10-18 03:25:13 +00:00
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}
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1999-11-18 07:21:51 +00:00
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2000-10-18 03:25:13 +00:00
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static int
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2001-08-26 23:55:34 +00:00
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cardbus_attach(device_t cbdev)
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2000-10-18 03:25:13 +00:00
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{
|
1999-11-18 07:21:51 +00:00
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return 0;
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}
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2000-11-28 00:05:20 +00:00
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static int
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2001-08-26 23:55:34 +00:00
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cardbus_detach(device_t cbdev)
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2000-11-28 00:05:20 +00:00
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{
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2002-11-02 23:00:28 +00:00
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cardbus_detach_card(cbdev);
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2000-11-28 00:05:20 +00:00
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return 0;
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}
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2001-12-15 05:58:28 +00:00
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static int
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cardbus_suspend(device_t self)
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{
|
2002-11-02 23:00:28 +00:00
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cardbus_detach_card(self);
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2001-12-15 05:58:28 +00:00
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return (0);
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}
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static int
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cardbus_resume(device_t self)
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{
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return (0);
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}
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2000-10-18 03:25:13 +00:00
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/************************************************************************/
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/* Attach/Detach card */
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/************************************************************************/
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static void
|
2002-10-07 23:00:51 +00:00
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cardbus_device_setup_regs(device_t brdev, int b, int s, int f, pcicfgregs *cfg)
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1999-11-18 07:21:51 +00:00
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{
|
2001-08-26 23:55:34 +00:00
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PCIB_WRITE_CONFIG(brdev, b, s, f, PCIR_INTLINE,
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pci_get_irq(device_get_parent(brdev)), 1);
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cfg->intline = PCIB_READ_CONFIG(brdev, b, s, f, PCIR_INTLINE, 1);
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2000-11-28 00:52:40 +00:00
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2001-08-26 23:55:34 +00:00
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PCIB_WRITE_CONFIG(brdev, b, s, f, PCIR_CACHELNSZ, 0x08, 1);
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cfg->cachelnsz = PCIB_READ_CONFIG(brdev, b, s, f, PCIR_CACHELNSZ, 1);
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2000-10-18 03:25:13 +00:00
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2001-08-26 23:55:34 +00:00
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PCIB_WRITE_CONFIG(brdev, b, s, f, PCIR_LATTIMER, 0xa8, 1);
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cfg->lattimer = PCIB_READ_CONFIG(brdev, b, s, f, PCIR_LATTIMER, 1);
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2000-10-18 03:25:13 +00:00
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2001-08-26 23:55:34 +00:00
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PCIB_WRITE_CONFIG(brdev, b, s, f, PCIR_MINGNT, 0x14, 1);
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cfg->mingnt = PCIB_READ_CONFIG(brdev, b, s, f, PCIR_MINGNT, 1);
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2000-10-18 03:25:13 +00:00
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2001-08-26 23:55:34 +00:00
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PCIB_WRITE_CONFIG(brdev, b, s, f, PCIR_MAXLAT, 0x14, 1);
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cfg->maxlat = PCIB_READ_CONFIG(brdev, b, s, f, PCIR_MAXLAT, 1);
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1999-11-18 07:21:51 +00:00
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}
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2000-10-18 03:25:13 +00:00
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static int
|
2001-08-26 23:55:34 +00:00
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cardbus_attach_card(device_t cbdev)
|
1999-11-18 07:21:51 +00:00
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{
|
2001-08-26 23:55:34 +00:00
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device_t brdev = device_get_parent(cbdev);
|
2000-10-18 03:25:13 +00:00
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int cardattached = 0;
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static int curr_bus_number = 2; /* XXX EVILE BAD (see below) */
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int bus, slot, func;
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2002-11-02 23:00:28 +00:00
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cardbus_detach_card(cbdev); /* detach existing cards */
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2000-10-18 03:25:13 +00:00
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2001-08-26 23:55:34 +00:00
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POWER_ENABLE_SOCKET(brdev, cbdev);
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bus = pcib_get_bus(cbdev);
|
2000-10-18 03:25:13 +00:00
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if (bus == 0) {
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/*
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|
* XXX EVILE BAD XXX
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* Not all BIOSes initialize the secondary bus number properly,
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* so if the default is bad, we just put one in and hope it
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* works.
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*/
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bus = curr_bus_number;
|
2001-08-26 23:55:34 +00:00
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pci_write_config(brdev, PCIR_SECBUS_2, curr_bus_number, 1);
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pci_write_config(brdev, PCIR_SUBBUS_2, curr_bus_number + 2, 1);
|
2000-10-18 03:25:13 +00:00
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curr_bus_number += 3;
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}
|
2001-08-26 23:55:34 +00:00
|
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|
/* For each function, set it up and try to attach a driver to it */
|
2000-10-18 03:25:13 +00:00
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|
for (slot = 0; slot <= CARDBUS_SLOTMAX; slot++) {
|
2002-03-15 06:41:01 +00:00
|
|
|
int cardbusfunchigh = 0;
|
2000-10-18 03:25:13 +00:00
|
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|
for (func = 0; func <= cardbusfunchigh; func++) {
|
2002-03-15 06:41:01 +00:00
|
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|
struct cardbus_devinfo *dinfo =
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|
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cardbus_read_device(brdev, bus, slot, func);
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|
2001-08-26 23:55:34 +00:00
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if (dinfo == NULL)
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|
continue;
|
2002-02-27 05:09:14 +00:00
|
|
|
if (dinfo->pci.cfg.mfdev)
|
2000-10-18 03:25:13 +00:00
|
|
|
cardbusfunchigh = CARDBUS_FUNCMAX;
|
2002-11-02 23:00:28 +00:00
|
|
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|
2002-10-07 23:00:51 +00:00
|
|
|
cardbus_device_setup_regs(brdev, bus, slot, func,
|
|
|
|
&dinfo->pci.cfg);
|
2002-03-15 06:41:01 +00:00
|
|
|
cardbus_print_verbose(dinfo);
|
|
|
|
dinfo->pci.cfg.dev = device_add_child(cbdev, NULL, -1);
|
|
|
|
if (!dinfo->pci.cfg.dev) {
|
2001-08-26 23:55:34 +00:00
|
|
|
DEVPRINTF((cbdev, "Cannot add child!\n"));
|
2002-03-15 06:41:01 +00:00
|
|
|
cardbus_freecfg(dinfo);
|
2000-10-18 03:25:13 +00:00
|
|
|
continue;
|
|
|
|
}
|
2002-03-15 06:41:01 +00:00
|
|
|
resource_list_init(&dinfo->pci.resources);
|
|
|
|
device_set_ivars(dinfo->pci.cfg.dev, dinfo);
|
|
|
|
cardbus_do_cis(cbdev, dinfo->pci.cfg.dev);
|
2002-11-02 23:00:28 +00:00
|
|
|
if (device_probe_and_attach(dinfo->pci.cfg.dev) != 0)
|
2001-08-27 00:09:42 +00:00
|
|
|
cardbus_release_all_resources(cbdev, dinfo);
|
2002-11-02 23:00:28 +00:00
|
|
|
else
|
2000-10-18 03:25:13 +00:00
|
|
|
cardattached++;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2001-08-26 23:55:34 +00:00
|
|
|
if (cardattached > 0)
|
2002-11-02 23:00:28 +00:00
|
|
|
return (0);
|
2001-08-26 23:55:34 +00:00
|
|
|
POWER_DISABLE_SOCKET(brdev, cbdev);
|
2002-11-02 23:00:28 +00:00
|
|
|
return (ENOENT);
|
1999-11-18 07:21:51 +00:00
|
|
|
}
|
|
|
|
|
2000-10-18 03:25:13 +00:00
|
|
|
static int
|
2002-11-02 23:00:28 +00:00
|
|
|
cardbus_detach_card(device_t cbdev)
|
1999-11-18 07:21:51 +00:00
|
|
|
{
|
2000-10-18 03:25:13 +00:00
|
|
|
int numdevs;
|
|
|
|
device_t *devlist;
|
|
|
|
int tmp;
|
2001-08-26 23:55:34 +00:00
|
|
|
int err = 0;
|
2000-10-18 03:25:13 +00:00
|
|
|
|
2001-08-26 23:55:34 +00:00
|
|
|
device_get_children(cbdev, &devlist, &numdevs);
|
1999-11-18 07:21:51 +00:00
|
|
|
|
2000-10-18 03:25:13 +00:00
|
|
|
if (numdevs == 0) {
|
2001-02-08 21:47:45 +00:00
|
|
|
free(devlist, M_TEMP);
|
2002-11-02 23:00:28 +00:00
|
|
|
return (ENOENT);
|
2000-10-18 03:25:13 +00:00
|
|
|
}
|
1999-11-18 07:21:51 +00:00
|
|
|
|
2000-10-18 03:25:13 +00:00
|
|
|
for (tmp = 0; tmp < numdevs; tmp++) {
|
2002-03-15 06:41:01 +00:00
|
|
|
struct cardbus_devinfo *dinfo = device_get_ivars(devlist[tmp]);
|
|
|
|
int status = device_get_state(devlist[tmp]);
|
2001-01-06 18:04:55 +00:00
|
|
|
|
2002-11-14 05:12:02 +00:00
|
|
|
if (dinfo->pci.cfg.dev != devlist[tmp])
|
|
|
|
device_printf(cbdev, "devinfo dev mismatch\n");
|
|
|
|
if (status == DS_ATTACHED || status == DS_BUSY)
|
|
|
|
device_detach(devlist[tmp]);
|
|
|
|
cardbus_release_all_resources(cbdev, dinfo);
|
|
|
|
device_delete_child(cbdev, devlist[tmp]);
|
|
|
|
cardbus_freecfg(dinfo);
|
2000-10-18 03:25:13 +00:00
|
|
|
}
|
2002-11-02 23:00:28 +00:00
|
|
|
POWER_DISABLE_SOCKET(device_get_parent(cbdev), cbdev);
|
2001-02-08 21:47:45 +00:00
|
|
|
free(devlist, M_TEMP);
|
2002-11-02 23:00:28 +00:00
|
|
|
return (err);
|
2000-10-18 03:25:13 +00:00
|
|
|
}
|
1999-11-18 07:21:51 +00:00
|
|
|
|
2000-11-28 00:05:20 +00:00
|
|
|
static void
|
2001-08-26 23:55:34 +00:00
|
|
|
cardbus_driver_added(device_t cbdev, driver_t *driver)
|
2000-11-28 00:05:20 +00:00
|
|
|
{
|
2001-01-06 18:04:55 +00:00
|
|
|
int numdevs;
|
|
|
|
device_t *devlist;
|
2003-02-11 05:31:35 +00:00
|
|
|
device_t dev;
|
|
|
|
int i;
|
2002-11-02 23:00:28 +00:00
|
|
|
struct cardbus_devinfo *dinfo;
|
2001-01-06 18:04:55 +00:00
|
|
|
|
2001-08-26 23:55:34 +00:00
|
|
|
DEVICE_IDENTIFY(driver, cbdev);
|
2003-02-11 05:31:35 +00:00
|
|
|
device_get_children(cbdev, &devlist, &numdevs);
|
|
|
|
for (i = 0; i < numdevs; i++) {
|
|
|
|
dev = devlist[i];
|
|
|
|
if (device_get_state(dev) != DS_NOTPRESENT)
|
|
|
|
continue;
|
|
|
|
dinfo = device_get_ivars(dev);
|
|
|
|
cardbus_print_verbose(dinfo);
|
|
|
|
resource_list_init(&dinfo->pci.resources);
|
|
|
|
cardbus_do_cis(cbdev, dev);
|
|
|
|
if (device_probe_and_attach(dev) != 0)
|
|
|
|
cardbus_release_all_resources(cbdev, dinfo);
|
2001-01-06 18:04:55 +00:00
|
|
|
}
|
2001-02-08 21:47:45 +00:00
|
|
|
free(devlist, M_TEMP);
|
2000-11-28 00:05:20 +00:00
|
|
|
}
|
|
|
|
|
2002-03-15 06:41:01 +00:00
|
|
|
/************************************************************************/
|
|
|
|
/* PCI-Like config reading (copied from pci.c */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
/* read configuration header into pcicfgrect structure */
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_read_extcap(device_t cbdev, pcicfgregs *cfg)
|
|
|
|
{
|
|
|
|
#define REG(n, w) PCIB_READ_CONFIG(cbdev, cfg->bus, cfg->slot, cfg->func, n, w)
|
|
|
|
int ptr, nextptr, ptrptr;
|
|
|
|
|
|
|
|
switch (cfg->hdrtype) {
|
|
|
|
case 0:
|
|
|
|
ptrptr = 0x34;
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
ptrptr = 0x14;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return; /* no extended capabilities support */
|
|
|
|
}
|
|
|
|
nextptr = REG(ptrptr, 1); /* sanity check? */
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Read capability entries.
|
|
|
|
*/
|
|
|
|
while (nextptr != 0) {
|
|
|
|
/* Sanity check */
|
|
|
|
if (nextptr > 255) {
|
|
|
|
printf("illegal PCI extended capability offset %d\n",
|
|
|
|
nextptr);
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
/* Find the next entry */
|
|
|
|
ptr = nextptr;
|
|
|
|
nextptr = REG(ptr + 1, 1);
|
|
|
|
|
|
|
|
/* Process this entry */
|
|
|
|
switch (REG(ptr, 1)) {
|
|
|
|
case 0x01: /* PCI power management */
|
|
|
|
if (cfg->pp_cap == 0) {
|
|
|
|
cfg->pp_cap = REG(ptr + PCIR_POWER_CAP, 2);
|
|
|
|
cfg->pp_status = ptr + PCIR_POWER_STATUS;
|
|
|
|
cfg->pp_pmcsr = ptr + PCIR_POWER_PMCSR;
|
|
|
|
if ((nextptr - ptr) > PCIR_POWER_DATA)
|
|
|
|
cfg->pp_data = ptr + PCIR_POWER_DATA;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
#undef REG
|
|
|
|
}
|
|
|
|
|
|
|
|
/* extract header type specific config data */
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_hdrtypedata(device_t brdev, int b, int s, int f, pcicfgregs *cfg)
|
|
|
|
{
|
|
|
|
#define REG(n, w) PCIB_READ_CONFIG(brdev, b, s, f, n, w)
|
|
|
|
switch (cfg->hdrtype) {
|
|
|
|
case 0:
|
|
|
|
cfg->subvendor = REG(PCIR_SUBVEND_0, 2);
|
|
|
|
cfg->subdevice = REG(PCIR_SUBDEV_0, 2);
|
|
|
|
cfg->nummaps = PCI_MAXMAPS_0;
|
|
|
|
break;
|
|
|
|
case 1:
|
|
|
|
cfg->subvendor = REG(PCIR_SUBVEND_1, 2);
|
|
|
|
cfg->subdevice = REG(PCIR_SUBDEV_1, 2);
|
|
|
|
cfg->nummaps = PCI_MAXMAPS_1;
|
|
|
|
break;
|
|
|
|
case 2:
|
|
|
|
cfg->subvendor = REG(PCIR_SUBVEND_2, 2);
|
|
|
|
cfg->subdevice = REG(PCIR_SUBDEV_2, 2);
|
|
|
|
cfg->nummaps = PCI_MAXMAPS_2;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
#undef REG
|
|
|
|
}
|
|
|
|
|
|
|
|
static struct cardbus_devinfo *
|
|
|
|
cardbus_read_device(device_t brdev, int b, int s, int f)
|
|
|
|
{
|
|
|
|
#define REG(n, w) PCIB_READ_CONFIG(brdev, b, s, f, n, w)
|
|
|
|
pcicfgregs *cfg = NULL;
|
|
|
|
struct cardbus_devinfo *devlist_entry = NULL;
|
|
|
|
|
2002-11-02 23:00:28 +00:00
|
|
|
if (REG(PCIR_DEVVENDOR, 4) != 0xffffffff) {
|
2002-03-15 06:41:01 +00:00
|
|
|
devlist_entry = malloc(sizeof(struct cardbus_devinfo),
|
2003-01-21 08:56:16 +00:00
|
|
|
M_DEVBUF, M_ZERO);
|
2002-03-15 06:41:01 +00:00
|
|
|
if (devlist_entry == NULL)
|
|
|
|
return (NULL);
|
|
|
|
|
|
|
|
cfg = &devlist_entry->pci.cfg;
|
|
|
|
|
|
|
|
cfg->bus = b;
|
|
|
|
cfg->slot = s;
|
|
|
|
cfg->func = f;
|
|
|
|
cfg->vendor = REG(PCIR_VENDOR, 2);
|
|
|
|
cfg->device = REG(PCIR_DEVICE, 2);
|
|
|
|
cfg->cmdreg = REG(PCIR_COMMAND, 2);
|
|
|
|
cfg->statreg = REG(PCIR_STATUS, 2);
|
|
|
|
cfg->baseclass = REG(PCIR_CLASS, 1);
|
|
|
|
cfg->subclass = REG(PCIR_SUBCLASS, 1);
|
|
|
|
cfg->progif = REG(PCIR_PROGIF, 1);
|
|
|
|
cfg->revid = REG(PCIR_REVID, 1);
|
|
|
|
cfg->hdrtype = REG(PCIR_HEADERTYPE, 1);
|
|
|
|
cfg->cachelnsz = REG(PCIR_CACHELNSZ, 1);
|
|
|
|
cfg->lattimer = REG(PCIR_LATTIMER, 1);
|
|
|
|
cfg->intpin = REG(PCIR_INTPIN, 1);
|
|
|
|
cfg->intline = REG(PCIR_INTLINE, 1);
|
|
|
|
|
|
|
|
cfg->mingnt = REG(PCIR_MINGNT, 1);
|
|
|
|
cfg->maxlat = REG(PCIR_MAXLAT, 1);
|
|
|
|
|
|
|
|
cfg->mfdev = (cfg->hdrtype & PCIM_MFDEV) != 0;
|
|
|
|
cfg->hdrtype &= ~PCIM_MFDEV;
|
|
|
|
|
|
|
|
cardbus_hdrtypedata(brdev, b, s, f, cfg);
|
|
|
|
|
|
|
|
if (REG(PCIR_STATUS, 2) & PCIM_STATUS_CAPPRESENT)
|
|
|
|
cardbus_read_extcap(brdev, cfg);
|
|
|
|
|
|
|
|
devlist_entry->pci.conf.pc_sel.pc_bus = cfg->bus;
|
|
|
|
devlist_entry->pci.conf.pc_sel.pc_dev = cfg->slot;
|
|
|
|
devlist_entry->pci.conf.pc_sel.pc_func = cfg->func;
|
|
|
|
devlist_entry->pci.conf.pc_hdr = cfg->hdrtype;
|
|
|
|
|
|
|
|
devlist_entry->pci.conf.pc_subvendor = cfg->subvendor;
|
|
|
|
devlist_entry->pci.conf.pc_subdevice = cfg->subdevice;
|
|
|
|
devlist_entry->pci.conf.pc_vendor = cfg->vendor;
|
|
|
|
devlist_entry->pci.conf.pc_device = cfg->device;
|
|
|
|
|
|
|
|
devlist_entry->pci.conf.pc_class = cfg->baseclass;
|
|
|
|
devlist_entry->pci.conf.pc_subclass = cfg->subclass;
|
|
|
|
devlist_entry->pci.conf.pc_progif = cfg->progif;
|
|
|
|
devlist_entry->pci.conf.pc_revid = cfg->revid;
|
|
|
|
}
|
|
|
|
return (devlist_entry);
|
|
|
|
#undef REG
|
|
|
|
}
|
|
|
|
|
|
|
|
/* free pcicfgregs structure and all depending data structures */
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_freecfg(struct cardbus_devinfo *dinfo)
|
|
|
|
{
|
|
|
|
free(dinfo, M_DEVBUF);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_print_verbose(struct cardbus_devinfo *dinfo)
|
|
|
|
{
|
2002-11-02 23:00:28 +00:00
|
|
|
if (bootverbose || cardbus_debug > 0)
|
2002-03-15 06:41:01 +00:00
|
|
|
{
|
|
|
|
pcicfgregs *cfg = &dinfo->pci.cfg;
|
|
|
|
|
|
|
|
printf("found->\tvendor=0x%04x, dev=0x%04x, revid=0x%02x\n",
|
|
|
|
cfg->vendor, cfg->device, cfg->revid);
|
|
|
|
printf("\tclass=%02x-%02x-%02x, hdrtype=0x%02x, mfdev=%d\n",
|
|
|
|
cfg->baseclass, cfg->subclass, cfg->progif,
|
|
|
|
cfg->hdrtype, cfg->mfdev);
|
|
|
|
printf("\tcmdreg=0x%04x, statreg=0x%04x, "
|
|
|
|
"cachelnsz=%d (dwords)\n",
|
|
|
|
cfg->cmdreg, cfg->statreg, cfg->cachelnsz);
|
|
|
|
printf("\tlattimer=0x%02x (%d ns), mingnt=0x%02x (%d ns), "
|
|
|
|
"maxlat=0x%02x (%d ns)\n",
|
|
|
|
cfg->lattimer, cfg->lattimer * 30,
|
|
|
|
cfg->mingnt, cfg->mingnt * 250, cfg->maxlat,
|
|
|
|
cfg->maxlat * 250);
|
|
|
|
if (cfg->intpin > 0)
|
|
|
|
printf("\tintpin=%c, irq=%d\n",
|
|
|
|
cfg->intpin + 'a' - 1, cfg->intline);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2000-10-18 03:25:13 +00:00
|
|
|
/************************************************************************/
|
|
|
|
/* Resources */
|
|
|
|
/************************************************************************/
|
1999-11-18 07:21:51 +00:00
|
|
|
|
2002-03-15 06:41:01 +00:00
|
|
|
static int
|
|
|
|
cardbus_set_resource(device_t cbdev, device_t child, int type, int rid,
|
|
|
|
u_long start, u_long count, struct resource *res)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
struct resource_list *rl;
|
|
|
|
struct resource_list_entry *rle;
|
|
|
|
|
|
|
|
if (device_get_parent(child) != cbdev)
|
|
|
|
return ENOENT;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
rl = &dinfo->pci.resources;
|
|
|
|
rle = resource_list_find(rl, type, rid);
|
|
|
|
if (rle == NULL) {
|
|
|
|
resource_list_add(rl, type, rid, start, start + count - 1,
|
|
|
|
count);
|
|
|
|
if (res != NULL) {
|
|
|
|
rle = resource_list_find(rl, type, rid);
|
|
|
|
rle->res = res;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
if (rle->res == NULL) {
|
2003-02-12 05:54:22 +00:00
|
|
|
} else if (rman_get_device(rle->res) == cbdev &&
|
2002-03-15 06:41:01 +00:00
|
|
|
(!(rman_get_flags(rle->res) & RF_ACTIVE))) {
|
|
|
|
int f;
|
|
|
|
f = rman_get_flags(rle->res);
|
|
|
|
bus_release_resource(cbdev, type, rid, res);
|
|
|
|
rle->res = bus_alloc_resource(cbdev, type, &rid,
|
|
|
|
start, start + count - 1,
|
|
|
|
count, f);
|
|
|
|
} else {
|
|
|
|
device_printf(cbdev, "set_resource: resource busy\n");
|
|
|
|
return EBUSY;
|
|
|
|
}
|
|
|
|
rle->start = start;
|
|
|
|
rle->end = start + count - 1;
|
|
|
|
rle->count = count;
|
|
|
|
if (res != NULL)
|
|
|
|
rle->res = res;
|
|
|
|
}
|
|
|
|
if (device_get_parent(child) == cbdev)
|
|
|
|
pci_write_config(child, rid, start, 4);
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_get_resource(device_t cbdev, device_t child, int type, int rid,
|
|
|
|
u_long *startp, u_long *countp)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
struct resource_list *rl;
|
|
|
|
struct resource_list_entry *rle;
|
|
|
|
|
|
|
|
if (device_get_parent(child) != cbdev)
|
|
|
|
return ENOENT;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
rl = &dinfo->pci.resources;
|
|
|
|
rle = resource_list_find(rl, type, rid);
|
|
|
|
if (!rle)
|
|
|
|
return ENOENT;
|
|
|
|
if (startp)
|
|
|
|
*startp = rle->start;
|
|
|
|
if (countp)
|
|
|
|
*countp = rle->count;
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_delete_resource(device_t cbdev, device_t child, int type, int rid)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
struct resource_list *rl;
|
|
|
|
struct resource_list_entry *rle;
|
|
|
|
|
|
|
|
if (device_get_parent(child) != cbdev)
|
|
|
|
return;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
rl = &dinfo->pci.resources;
|
|
|
|
rle = resource_list_find(rl, type, rid);
|
|
|
|
if (rle) {
|
|
|
|
if (rle->res) {
|
2003-02-12 05:54:22 +00:00
|
|
|
if (rman_get_device(rle->res) != cbdev ||
|
2002-03-15 06:41:01 +00:00
|
|
|
rman_get_flags(rle->res) & RF_ACTIVE) {
|
|
|
|
device_printf(cbdev, "delete_resource: "
|
|
|
|
"Resource still owned by child, oops. "
|
|
|
|
"(type=%d, rid=%d, addr=%lx)\n",
|
|
|
|
rle->type, rle->rid,
|
|
|
|
rman_get_start(rle->res));
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
bus_release_resource(cbdev, type, rid, rle->res);
|
|
|
|
}
|
|
|
|
resource_list_delete(rl, type, rid);
|
|
|
|
}
|
|
|
|
if (device_get_parent(child) == cbdev)
|
|
|
|
pci_write_config(child, rid, 0, 4);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_set_resource_method(device_t cbdev, device_t child, int type, int rid,
|
|
|
|
u_long start, u_long count)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
ret = cardbus_set_resource(cbdev, child, type, rid, start, count, NULL);
|
|
|
|
if (ret != 0)
|
|
|
|
return ret;
|
|
|
|
return BUS_SET_RESOURCE(device_get_parent(cbdev), child, type, rid,
|
|
|
|
start, count);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_get_resource_method(device_t cbdev, device_t child, int type, int rid,
|
|
|
|
u_long *startp, u_long *countp)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
ret = cardbus_get_resource(cbdev, child, type, rid, startp, countp);
|
|
|
|
if (ret != 0)
|
|
|
|
return ret;
|
|
|
|
return BUS_GET_RESOURCE(device_get_parent(cbdev), child, type, rid,
|
|
|
|
startp, countp);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_delete_resource_method(device_t cbdev, device_t child,
|
|
|
|
int type, int rid)
|
|
|
|
{
|
|
|
|
cardbus_delete_resource(cbdev, child, type, rid);
|
|
|
|
BUS_DELETE_RESOURCE(device_get_parent(cbdev), child, type, rid);
|
|
|
|
}
|
|
|
|
|
2000-10-18 03:25:13 +00:00
|
|
|
static void
|
2001-08-27 00:09:42 +00:00
|
|
|
cardbus_release_all_resources(device_t cbdev, struct cardbus_devinfo *dinfo)
|
2000-10-18 03:25:13 +00:00
|
|
|
{
|
2002-03-15 06:41:01 +00:00
|
|
|
struct resource_list_entry *rle;
|
|
|
|
|
|
|
|
/* Free all allocated resources */
|
|
|
|
SLIST_FOREACH(rle, &dinfo->pci.resources, link) {
|
|
|
|
if (rle->res) {
|
2003-02-12 05:54:22 +00:00
|
|
|
if (rman_get_device(rle->res) != cbdev)
|
2002-03-15 06:41:01 +00:00
|
|
|
device_printf(cbdev, "release_all_resource: "
|
|
|
|
"Resource still owned by child, oops. "
|
|
|
|
"(type=%d, rid=%d, addr=%lx)\n",
|
|
|
|
rle->type, rle->rid,
|
|
|
|
rman_get_start(rle->res));
|
|
|
|
BUS_RELEASE_RESOURCE(device_get_parent(cbdev),
|
2003-02-12 05:54:22 +00:00
|
|
|
cbdev, rle->type, rle->rid, rle->res);
|
2002-03-15 06:41:01 +00:00
|
|
|
rle->res = NULL;
|
|
|
|
/*
|
|
|
|
* zero out config so the card won't acknowledge
|
|
|
|
* access to the space anymore
|
|
|
|
*/
|
|
|
|
pci_write_config(dinfo->pci.cfg.dev, rle->rid, 0, 4);
|
|
|
|
}
|
|
|
|
}
|
2002-02-27 05:09:14 +00:00
|
|
|
resource_list_free(&dinfo->pci.resources);
|
2001-08-27 00:09:42 +00:00
|
|
|
}
|
|
|
|
|
2002-03-15 06:41:01 +00:00
|
|
|
static struct resource *
|
|
|
|
cardbus_alloc_resource(device_t cbdev, device_t child, int type,
|
|
|
|
int *rid, u_long start, u_long end, u_long count, u_int flags)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
struct resource_list_entry *rle = 0;
|
|
|
|
int passthrough = (device_get_parent(child) != cbdev);
|
|
|
|
|
|
|
|
if (passthrough) {
|
|
|
|
return (BUS_ALLOC_RESOURCE(device_get_parent(cbdev), child,
|
|
|
|
type, rid, start, end, count, flags));
|
|
|
|
}
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
rle = resource_list_find(&dinfo->pci.resources, type, *rid);
|
|
|
|
|
|
|
|
if (!rle)
|
|
|
|
return NULL; /* no resource of that type/rid */
|
|
|
|
|
|
|
|
if (!rle->res) {
|
|
|
|
device_printf(cbdev, "WARNING: Resource not reserved by bus\n");
|
|
|
|
return NULL;
|
|
|
|
} else {
|
|
|
|
/* Release the cardbus hold on the resource */
|
2003-02-12 05:54:22 +00:00
|
|
|
if (rman_get_device(rle->res) != cbdev)
|
2002-03-15 06:41:01 +00:00
|
|
|
return NULL;
|
|
|
|
bus_release_resource(cbdev, type, *rid, rle->res);
|
|
|
|
rle->res = NULL;
|
|
|
|
switch (type) {
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
if (!(flags & RF_ALIGNMENT_MASK))
|
|
|
|
flags |= rman_make_alignment_flags(rle->count);
|
|
|
|
break;
|
|
|
|
case SYS_RES_IRQ:
|
|
|
|
flags |= RF_SHAREABLE;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
/* Allocate the resource to the child */
|
|
|
|
return resource_list_alloc(&dinfo->pci.resources, cbdev, child,
|
|
|
|
type, rid, rle->start, rle->end, rle->count, flags);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_release_resource(device_t cbdev, device_t child, int type, int rid,
|
|
|
|
struct resource *r)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
int passthrough = (device_get_parent(child) != cbdev);
|
|
|
|
struct resource_list_entry *rle = 0;
|
|
|
|
int flags;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (passthrough) {
|
|
|
|
return BUS_RELEASE_RESOURCE(device_get_parent(cbdev), child,
|
|
|
|
type, rid, r);
|
|
|
|
}
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
/*
|
|
|
|
* According to the PCI 2.2 spec, devices may share an address
|
|
|
|
* decoder between memory mapped ROM access and memory
|
|
|
|
* mapped register access. To be safe, disable ROM access
|
|
|
|
* whenever it is released.
|
|
|
|
*/
|
|
|
|
if (rid == CARDBUS_ROM_REG) {
|
|
|
|
uint32_t rom_reg;
|
|
|
|
|
|
|
|
rom_reg = pci_read_config(child, rid, 4);
|
|
|
|
rom_reg &= ~CARDBUS_ROM_ENABLE;
|
|
|
|
pci_write_config(child, rid, rom_reg, 4);
|
|
|
|
}
|
|
|
|
|
|
|
|
rle = resource_list_find(&dinfo->pci.resources, type, rid);
|
|
|
|
|
|
|
|
if (!rle) {
|
|
|
|
device_printf(cbdev, "Allocated resource not found\n");
|
|
|
|
return ENOENT;
|
|
|
|
}
|
|
|
|
if (!rle->res) {
|
|
|
|
device_printf(cbdev, "Allocated resource not recorded\n");
|
|
|
|
return ENOENT;
|
|
|
|
}
|
|
|
|
|
|
|
|
ret = BUS_RELEASE_RESOURCE(device_get_parent(cbdev), child,
|
|
|
|
type, rid, r);
|
|
|
|
switch (type) {
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
flags = rman_make_alignment_flags(rle->count);
|
|
|
|
break;
|
|
|
|
case SYS_RES_IRQ:
|
|
|
|
flags = RF_SHAREABLE;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
flags = 0;
|
|
|
|
}
|
|
|
|
/* Restore cardbus hold on the resource */
|
|
|
|
rle->res = bus_alloc_resource(cbdev, type, &rid,
|
|
|
|
rle->start, rle->end, rle->count, flags);
|
|
|
|
if (rle->res == NULL)
|
|
|
|
device_printf(cbdev, "release_resource: "
|
|
|
|
"unable to reacquire resource\n");
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_setup_intr(device_t cbdev, device_t child, struct resource *irq,
|
|
|
|
int flags, driver_intr_t *intr, void *arg, void **cookiep)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
device_t cdev;
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
|
|
|
|
ret = bus_generic_setup_intr(cbdev, child, irq, flags, intr, arg,
|
|
|
|
cookiep);
|
|
|
|
if (ret != 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
for (cdev = child; cbdev != device_get_parent(cdev);
|
|
|
|
cdev = device_get_parent(cdev))
|
|
|
|
/* NOTHING */;
|
|
|
|
dinfo = device_get_ivars(cdev);
|
|
|
|
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_teardown_intr(device_t cbdev, device_t child, struct resource *irq,
|
|
|
|
void *cookie)
|
|
|
|
{
|
|
|
|
int ret;
|
|
|
|
device_t cdev;
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
|
|
|
|
ret = bus_generic_teardown_intr(cbdev, child, irq, cookie);
|
|
|
|
if (ret != 0)
|
|
|
|
return ret;
|
|
|
|
|
|
|
|
for (cdev = child; cbdev != device_get_parent(cdev);
|
|
|
|
cdev = device_get_parent(cdev))
|
|
|
|
/* NOTHING */;
|
|
|
|
dinfo = device_get_ivars(cdev);
|
|
|
|
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Other Bus Methods */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_print_resources(struct resource_list *rl, const char *name,
|
|
|
|
int type, const char *format)
|
|
|
|
{
|
|
|
|
struct resource_list_entry *rle;
|
|
|
|
int printed, retval;
|
|
|
|
|
|
|
|
printed = 0;
|
|
|
|
retval = 0;
|
|
|
|
/* Yes, this is kinda cheating */
|
|
|
|
SLIST_FOREACH(rle, rl, link) {
|
|
|
|
if (rle->type == type) {
|
|
|
|
if (printed == 0)
|
|
|
|
retval += printf(" %s ", name);
|
|
|
|
else if (printed > 0)
|
|
|
|
retval += printf(",");
|
|
|
|
printed++;
|
|
|
|
retval += printf(format, rle->start);
|
|
|
|
if (rle->count > 1) {
|
|
|
|
retval += printf("-");
|
|
|
|
retval += printf(format, rle->start +
|
|
|
|
rle->count - 1);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return retval;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_print_child(device_t cbdev, device_t child)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
struct resource_list *rl;
|
|
|
|
pcicfgregs *cfg;
|
|
|
|
int retval = 0;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
cfg = &dinfo->pci.cfg;
|
|
|
|
rl = &dinfo->pci.resources;
|
|
|
|
|
|
|
|
retval += bus_print_child_header(cbdev, child);
|
|
|
|
|
|
|
|
retval += cardbus_print_resources(rl, "port", SYS_RES_IOPORT, "%#lx");
|
|
|
|
retval += cardbus_print_resources(rl, "mem", SYS_RES_MEMORY, "%#lx");
|
|
|
|
retval += cardbus_print_resources(rl, "irq", SYS_RES_IRQ, "%ld");
|
|
|
|
if (device_get_flags(cbdev))
|
|
|
|
retval += printf(" flags %#x", device_get_flags(cbdev));
|
|
|
|
|
|
|
|
retval += printf(" at device %d.%d", pci_get_slot(child),
|
|
|
|
pci_get_function(child));
|
|
|
|
|
|
|
|
retval += bus_print_child_footer(cbdev, child);
|
|
|
|
|
|
|
|
return (retval);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_probe_nomatch(device_t cbdev, device_t child)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
pcicfgregs *cfg;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
cfg = &dinfo->pci.cfg;
|
|
|
|
device_printf(cbdev, "<unknown card>");
|
|
|
|
printf(" (vendor=0x%04x, dev=0x%04x)", cfg->vendor, cfg->device);
|
|
|
|
printf(" at %d.%d", pci_get_slot(child), pci_get_function(child));
|
|
|
|
if (cfg->intpin > 0 && cfg->intline != 255) {
|
|
|
|
printf(" irq %d", cfg->intline);
|
|
|
|
}
|
|
|
|
printf("\n");
|
|
|
|
|
|
|
|
return;
|
|
|
|
}
|
|
|
|
|
2002-10-07 23:00:51 +00:00
|
|
|
static int
|
|
|
|
cardbus_child_location_str(device_t cbdev, device_t child, char *buf,
|
|
|
|
size_t buflen)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
pcicfgregs *cfg;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
cfg = &dinfo->pci.cfg;
|
|
|
|
snprintf(buf, buflen, "slot=%d function=%d", pci_get_slot(child),
|
|
|
|
pci_get_function(child));
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_child_pnpinfo_str(device_t cbdev, device_t child, char *buf,
|
|
|
|
size_t buflen)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
pcicfgregs *cfg;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
cfg = &dinfo->pci.cfg;
|
|
|
|
snprintf(buf, buflen, "vendor=0x%04x device=0x%04x subvendor=0x%04x "
|
|
|
|
"subdevice=0x%04x", cfg->vendor, cfg->device, cfg->subvendor,
|
|
|
|
cfg->subdevice);
|
|
|
|
return (0);
|
|
|
|
}
|
|
|
|
|
2002-03-15 06:41:01 +00:00
|
|
|
static int
|
|
|
|
cardbus_read_ivar(device_t cbdev, device_t child, int which, u_long *result)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
pcicfgregs *cfg;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
cfg = &dinfo->pci.cfg;
|
|
|
|
|
|
|
|
switch (which) {
|
2002-11-27 06:56:29 +00:00
|
|
|
case PCI_IVAR_ETHADDR:
|
|
|
|
/*
|
|
|
|
* The generic accessor doesn't deal with failure, so
|
|
|
|
* we set the return value, then return an error.
|
|
|
|
*/
|
2002-11-27 17:30:41 +00:00
|
|
|
if ((dinfo->fepresent & (1 << TPL_FUNCE_LAN_NID)) == 0) {
|
2003-01-27 05:47:01 +00:00
|
|
|
*((uint8_t **) result) = NULL;
|
2002-11-27 06:56:29 +00:00
|
|
|
return (EINVAL);
|
|
|
|
}
|
2003-01-27 05:47:01 +00:00
|
|
|
*((uint8_t **) result) = dinfo->funce.lan.nid;
|
2002-11-27 06:56:29 +00:00
|
|
|
break;
|
2002-03-15 06:41:01 +00:00
|
|
|
case PCI_IVAR_SUBVENDOR:
|
|
|
|
*result = cfg->subvendor;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_SUBDEVICE:
|
|
|
|
*result = cfg->subdevice;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_VENDOR:
|
|
|
|
*result = cfg->vendor;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_DEVICE:
|
|
|
|
*result = cfg->device;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_DEVID:
|
|
|
|
*result = (cfg->device << 16) | cfg->vendor;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_CLASS:
|
|
|
|
*result = cfg->baseclass;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_SUBCLASS:
|
|
|
|
*result = cfg->subclass;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_PROGIF:
|
|
|
|
*result = cfg->progif;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_REVID:
|
|
|
|
*result = cfg->revid;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_INTPIN:
|
|
|
|
*result = cfg->intpin;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_IRQ:
|
|
|
|
*result = cfg->intline;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_BUS:
|
|
|
|
*result = cfg->bus;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_SLOT:
|
|
|
|
*result = cfg->slot;
|
|
|
|
break;
|
|
|
|
case PCI_IVAR_FUNCTION:
|
|
|
|
*result = cfg->func;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
return ENOENT;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_write_ivar(device_t cbdev, device_t child, int which, uintptr_t value)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo;
|
|
|
|
pcicfgregs *cfg;
|
|
|
|
|
|
|
|
dinfo = device_get_ivars(child);
|
|
|
|
cfg = &dinfo->pci.cfg;
|
|
|
|
|
|
|
|
switch (which) {
|
2002-11-27 06:56:29 +00:00
|
|
|
case PCI_IVAR_ETHADDR:
|
2002-03-15 06:41:01 +00:00
|
|
|
case PCI_IVAR_SUBVENDOR:
|
|
|
|
case PCI_IVAR_SUBDEVICE:
|
|
|
|
case PCI_IVAR_VENDOR:
|
|
|
|
case PCI_IVAR_DEVICE:
|
|
|
|
case PCI_IVAR_DEVID:
|
|
|
|
case PCI_IVAR_CLASS:
|
|
|
|
case PCI_IVAR_SUBCLASS:
|
|
|
|
case PCI_IVAR_PROGIF:
|
|
|
|
case PCI_IVAR_REVID:
|
|
|
|
case PCI_IVAR_INTPIN:
|
|
|
|
case PCI_IVAR_IRQ:
|
|
|
|
case PCI_IVAR_BUS:
|
|
|
|
case PCI_IVAR_SLOT:
|
|
|
|
case PCI_IVAR_FUNCTION:
|
|
|
|
return EINVAL; /* disallow for now */
|
|
|
|
default:
|
|
|
|
return ENOENT;
|
|
|
|
}
|
|
|
|
return 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/* Compatibility with PCI bus (XXX: Do we need this?) */
|
|
|
|
/************************************************************************/
|
|
|
|
|
|
|
|
/*
|
|
|
|
* PCI power manangement
|
|
|
|
*/
|
|
|
|
static int
|
|
|
|
cardbus_set_powerstate_method(device_t cbdev, device_t child, int state)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo = device_get_ivars(child);
|
|
|
|
pcicfgregs *cfg = &dinfo->pci.cfg;
|
2003-01-27 05:47:01 +00:00
|
|
|
uint16_t status;
|
2002-03-15 06:41:01 +00:00
|
|
|
int result;
|
|
|
|
|
|
|
|
if (cfg->pp_cap != 0) {
|
|
|
|
status = PCI_READ_CONFIG(cbdev, child, cfg->pp_status, 2)
|
|
|
|
& ~PCIM_PSTAT_DMASK;
|
|
|
|
result = 0;
|
|
|
|
switch (state) {
|
|
|
|
case PCI_POWERSTATE_D0:
|
|
|
|
status |= PCIM_PSTAT_D0;
|
|
|
|
break;
|
|
|
|
case PCI_POWERSTATE_D1:
|
|
|
|
if (cfg->pp_cap & PCIM_PCAP_D1SUPP) {
|
|
|
|
status |= PCIM_PSTAT_D1;
|
|
|
|
} else {
|
|
|
|
result = EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case PCI_POWERSTATE_D2:
|
|
|
|
if (cfg->pp_cap & PCIM_PCAP_D2SUPP) {
|
|
|
|
status |= PCIM_PSTAT_D2;
|
|
|
|
} else {
|
|
|
|
result = EOPNOTSUPP;
|
|
|
|
}
|
|
|
|
break;
|
|
|
|
case PCI_POWERSTATE_D3:
|
|
|
|
status |= PCIM_PSTAT_D3;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
result = EINVAL;
|
|
|
|
}
|
|
|
|
if (result == 0)
|
|
|
|
PCI_WRITE_CONFIG(cbdev, child, cfg->pp_status,
|
|
|
|
status, 2);
|
|
|
|
} else {
|
|
|
|
result = ENXIO;
|
|
|
|
}
|
|
|
|
return (result);
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
cardbus_get_powerstate_method(device_t cbdev, device_t child)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo = device_get_ivars(child);
|
|
|
|
pcicfgregs *cfg = &dinfo->pci.cfg;
|
2003-01-27 05:47:01 +00:00
|
|
|
uint16_t status;
|
2002-03-15 06:41:01 +00:00
|
|
|
int result;
|
|
|
|
|
|
|
|
if (cfg->pp_cap != 0) {
|
|
|
|
status = PCI_READ_CONFIG(cbdev, child, cfg->pp_status, 2);
|
|
|
|
switch (status & PCIM_PSTAT_DMASK) {
|
|
|
|
case PCIM_PSTAT_D0:
|
|
|
|
result = PCI_POWERSTATE_D0;
|
|
|
|
break;
|
|
|
|
case PCIM_PSTAT_D1:
|
|
|
|
result = PCI_POWERSTATE_D1;
|
|
|
|
break;
|
|
|
|
case PCIM_PSTAT_D2:
|
|
|
|
result = PCI_POWERSTATE_D2;
|
|
|
|
break;
|
|
|
|
case PCIM_PSTAT_D3:
|
|
|
|
result = PCI_POWERSTATE_D3;
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
result = PCI_POWERSTATE_UNKNOWN;
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
/* No support, device is always at D0 */
|
|
|
|
result = PCI_POWERSTATE_D0;
|
|
|
|
}
|
|
|
|
return (result);
|
|
|
|
}
|
|
|
|
|
2003-01-27 05:47:01 +00:00
|
|
|
static uint32_t
|
2002-03-15 06:41:01 +00:00
|
|
|
cardbus_read_config_method(device_t cbdev, device_t child, int reg, int width)
|
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo = device_get_ivars(child);
|
|
|
|
pcicfgregs *cfg = &dinfo->pci.cfg;
|
|
|
|
|
|
|
|
return PCIB_READ_CONFIG(device_get_parent(cbdev),
|
|
|
|
cfg->bus, cfg->slot, cfg->func, reg, width);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_write_config_method(device_t cbdev, device_t child, int reg,
|
2003-01-27 05:47:01 +00:00
|
|
|
uint32_t val, int width)
|
2002-03-15 06:41:01 +00:00
|
|
|
{
|
|
|
|
struct cardbus_devinfo *dinfo = device_get_ivars(child);
|
|
|
|
pcicfgregs *cfg = &dinfo->pci.cfg;
|
|
|
|
|
|
|
|
PCIB_WRITE_CONFIG(device_get_parent(cbdev),
|
|
|
|
cfg->bus, cfg->slot, cfg->func, reg, val, width);
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline void
|
2003-01-27 05:47:01 +00:00
|
|
|
cardbus_set_command_bit(device_t cbdev, device_t child, uint16_t bit)
|
2002-03-15 06:41:01 +00:00
|
|
|
{
|
2003-01-27 05:47:01 +00:00
|
|
|
uint16_t command;
|
2002-03-15 06:41:01 +00:00
|
|
|
|
|
|
|
command = PCI_READ_CONFIG(cbdev, child, PCIR_COMMAND, 2);
|
|
|
|
command |= bit;
|
|
|
|
PCI_WRITE_CONFIG(cbdev, child, PCIR_COMMAND, command, 2);
|
|
|
|
}
|
|
|
|
|
|
|
|
static __inline void
|
2003-01-27 05:47:01 +00:00
|
|
|
cardbus_clear_command_bit(device_t cbdev, device_t child, uint16_t bit)
|
2002-03-15 06:41:01 +00:00
|
|
|
{
|
2003-01-27 05:47:01 +00:00
|
|
|
uint16_t command;
|
2002-03-15 06:41:01 +00:00
|
|
|
|
|
|
|
command = PCI_READ_CONFIG(cbdev, child, PCIR_COMMAND, 2);
|
|
|
|
command &= ~bit;
|
|
|
|
PCI_WRITE_CONFIG(cbdev, child, PCIR_COMMAND, command, 2);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_enable_busmaster_method(device_t cbdev, device_t child)
|
|
|
|
{
|
|
|
|
cardbus_set_command_bit(cbdev, child, PCIM_CMD_BUSMASTEREN);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_disable_busmaster_method(device_t cbdev, device_t child)
|
|
|
|
{
|
|
|
|
cardbus_clear_command_bit(cbdev, child, PCIM_CMD_BUSMASTEREN);
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_enable_io_method(device_t cbdev, device_t child, int space)
|
|
|
|
{
|
|
|
|
switch (space) {
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
cardbus_set_command_bit(cbdev, child, PCIM_CMD_PORTEN);
|
|
|
|
break;
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
cardbus_set_command_bit(cbdev, child, PCIM_CMD_MEMEN);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
cardbus_disable_io_method(device_t cbdev, device_t child, int space)
|
|
|
|
{
|
|
|
|
switch (space) {
|
|
|
|
case SYS_RES_IOPORT:
|
|
|
|
cardbus_clear_command_bit(cbdev, child, PCIM_CMD_PORTEN);
|
|
|
|
break;
|
|
|
|
case SYS_RES_MEMORY:
|
|
|
|
cardbus_clear_command_bit(cbdev, child, PCIM_CMD_MEMEN);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2000-10-18 03:25:13 +00:00
|
|
|
static device_method_t cardbus_methods[] = {
|
|
|
|
/* Device interface */
|
|
|
|
DEVMETHOD(device_probe, cardbus_probe),
|
|
|
|
DEVMETHOD(device_attach, cardbus_attach),
|
2000-11-28 00:05:20 +00:00
|
|
|
DEVMETHOD(device_detach, cardbus_detach),
|
2000-10-18 03:25:13 +00:00
|
|
|
DEVMETHOD(device_shutdown, bus_generic_shutdown),
|
2001-12-15 05:58:28 +00:00
|
|
|
DEVMETHOD(device_suspend, cardbus_suspend),
|
|
|
|
DEVMETHOD(device_resume, cardbus_resume),
|
2000-10-18 03:25:13 +00:00
|
|
|
|
|
|
|
/* Bus interface */
|
2002-03-15 06:41:01 +00:00
|
|
|
DEVMETHOD(bus_print_child, cardbus_print_child),
|
|
|
|
DEVMETHOD(bus_probe_nomatch, cardbus_probe_nomatch),
|
|
|
|
DEVMETHOD(bus_read_ivar, cardbus_read_ivar),
|
|
|
|
DEVMETHOD(bus_write_ivar, cardbus_write_ivar),
|
2000-11-28 00:05:20 +00:00
|
|
|
DEVMETHOD(bus_driver_added, cardbus_driver_added),
|
2002-03-15 06:41:01 +00:00
|
|
|
DEVMETHOD(bus_alloc_resource, cardbus_alloc_resource),
|
|
|
|
DEVMETHOD(bus_release_resource, cardbus_release_resource),
|
2000-10-18 03:25:13 +00:00
|
|
|
DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
|
|
|
|
DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
|
2002-03-15 06:41:01 +00:00
|
|
|
DEVMETHOD(bus_setup_intr, cardbus_setup_intr),
|
|
|
|
DEVMETHOD(bus_teardown_intr, cardbus_teardown_intr),
|
|
|
|
|
|
|
|
DEVMETHOD(bus_set_resource, cardbus_set_resource_method),
|
|
|
|
DEVMETHOD(bus_get_resource, cardbus_get_resource_method),
|
|
|
|
DEVMETHOD(bus_delete_resource, cardbus_delete_resource_method),
|
2002-10-07 23:00:51 +00:00
|
|
|
DEVMETHOD(bus_child_pnpinfo_str, cardbus_child_pnpinfo_str),
|
|
|
|
DEVMETHOD(bus_child_location_str, cardbus_child_location_str),
|
2000-10-18 03:25:13 +00:00
|
|
|
|
|
|
|
/* Card Interface */
|
|
|
|
DEVMETHOD(card_attach_card, cardbus_attach_card),
|
|
|
|
DEVMETHOD(card_detach_card, cardbus_detach_card),
|
2001-01-06 18:04:55 +00:00
|
|
|
DEVMETHOD(card_cis_read, cardbus_cis_read),
|
|
|
|
DEVMETHOD(card_cis_free, cardbus_cis_free),
|
2000-10-18 03:25:13 +00:00
|
|
|
|
|
|
|
/* Cardbus/PCI interface */
|
2002-03-15 06:41:01 +00:00
|
|
|
DEVMETHOD(pci_read_config, cardbus_read_config_method),
|
|
|
|
DEVMETHOD(pci_write_config, cardbus_write_config_method),
|
|
|
|
DEVMETHOD(pci_enable_busmaster, cardbus_enable_busmaster_method),
|
|
|
|
DEVMETHOD(pci_disable_busmaster, cardbus_disable_busmaster_method),
|
|
|
|
DEVMETHOD(pci_enable_io, cardbus_enable_io_method),
|
|
|
|
DEVMETHOD(pci_disable_io, cardbus_disable_io_method),
|
|
|
|
DEVMETHOD(pci_get_powerstate, cardbus_get_powerstate_method),
|
|
|
|
DEVMETHOD(pci_set_powerstate, cardbus_set_powerstate_method),
|
2000-10-18 03:25:13 +00:00
|
|
|
|
|
|
|
{0,0}
|
|
|
|
};
|
|
|
|
|
|
|
|
static driver_t cardbus_driver = {
|
|
|
|
"cardbus",
|
|
|
|
cardbus_methods,
|
|
|
|
0 /* no softc */
|
|
|
|
};
|
|
|
|
|
2000-11-28 00:05:20 +00:00
|
|
|
static devclass_t cardbus_devclass;
|
2000-10-18 03:25:13 +00:00
|
|
|
|
2002-08-15 08:02:23 +00:00
|
|
|
DRIVER_MODULE(cardbus, cbb, cardbus_driver, cardbus_devclass, 0, 0);
|
2002-05-30 17:38:00 +00:00
|
|
|
MODULE_VERSION(cardbus, 1);
|
|
|
|
MODULE_DEPEND(cardbus, exca, 1, 1, 1);
|
2001-01-06 18:04:55 +00:00
|
|
|
/*
|
2000-11-28 00:05:20 +00:00
|
|
|
MODULE_DEPEND(cardbus, pccbb, 1, 1, 1);
|
2001-01-06 18:04:55 +00:00
|
|
|
*/
|