13aef8050SSepherosa Ziehau /*-
23aef8050SSepherosa Ziehau * Copyright (c) 2003 M. Warner Losh. All Rights Reserved.
33aef8050SSepherosa Ziehau * Copyright (c) 2000,2001 Jonathan Chen. All rights reserved.
4666d2603SJoerg Sonnenberger *
5666d2603SJoerg Sonnenberger * Redistribution and use in source and binary forms, with or without
6666d2603SJoerg Sonnenberger * modification, are permitted provided that the following conditions
7666d2603SJoerg Sonnenberger * are met:
8666d2603SJoerg Sonnenberger * 1. Redistributions of source code must retain the above copyright
93aef8050SSepherosa Ziehau * notice, this list of conditions and the following disclaimer.
10666d2603SJoerg Sonnenberger * 2. Redistributions in binary form must reproduce the above copyright
113aef8050SSepherosa Ziehau * notice, this list of conditions and the following disclaimer in the
123aef8050SSepherosa Ziehau * documentation and/or other materials provided with the distribution.
13666d2603SJoerg Sonnenberger *
14666d2603SJoerg Sonnenberger * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15666d2603SJoerg Sonnenberger * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16666d2603SJoerg Sonnenberger * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
173aef8050SSepherosa Ziehau * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
183aef8050SSepherosa Ziehau * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19666d2603SJoerg Sonnenberger * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20666d2603SJoerg Sonnenberger * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21666d2603SJoerg Sonnenberger * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22666d2603SJoerg Sonnenberger * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23666d2603SJoerg Sonnenberger * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24666d2603SJoerg Sonnenberger * SUCH DAMAGE.
25666d2603SJoerg Sonnenberger *
26666d2603SJoerg Sonnenberger * $FreeBSD: src/sys/dev/cardbus/cardbus.c,v 1.28 2002/11/27 17:30:41 imp Exp $
27d9801badSSepherosa Ziehau * $FreeBSD @153896,@153900,@159532,@166104 merged
28d9801badSSepherosa Ziehau * $FreeBSD @169620,@169633 merged
29666d2603SJoerg Sonnenberger */
30666d2603SJoerg Sonnenberger
31666d2603SJoerg Sonnenberger /*
32666d2603SJoerg Sonnenberger * Cardbus Bus Driver
33666d2603SJoerg Sonnenberger *
34666d2603SJoerg Sonnenberger * much of the bus code was stolen directly from sys/pci/pci.c
35666d2603SJoerg Sonnenberger * (Copyright (c) 1997, Stefan Esser <se@freebsd.org>)
36666d2603SJoerg Sonnenberger *
37666d2603SJoerg Sonnenberger * Written by Jonathan Chen <jon@freebsd.org>
38666d2603SJoerg Sonnenberger */
39666d2603SJoerg Sonnenberger
40666d2603SJoerg Sonnenberger #include <sys/param.h>
41666d2603SJoerg Sonnenberger #include <sys/systm.h>
42666d2603SJoerg Sonnenberger #include <sys/malloc.h>
433aef8050SSepherosa Ziehau #include <sys/module.h>
44666d2603SJoerg Sonnenberger #include <sys/kernel.h>
45666d2603SJoerg Sonnenberger #include <sys/sysctl.h>
463aef8050SSepherosa Ziehau
47666d2603SJoerg Sonnenberger #include <sys/bus.h>
48666d2603SJoerg Sonnenberger #include <sys/rman.h>
49666d2603SJoerg Sonnenberger
50666d2603SJoerg Sonnenberger #include <sys/pciio.h>
51666d2603SJoerg Sonnenberger #include <bus/pci/pcivar.h>
52666d2603SJoerg Sonnenberger #include <bus/pci/pcireg.h>
534dbda664SJoerg Sonnenberger #include <bus/pci/pci_private.h>
54666d2603SJoerg Sonnenberger
55666d2603SJoerg Sonnenberger #include <dev/pccard/cardbus/cardbusreg.h>
56666d2603SJoerg Sonnenberger #include <dev/pccard/cardbus/cardbusvar.h>
57666d2603SJoerg Sonnenberger #include <dev/pccard/cardbus/cardbus_cis.h>
583aef8050SSepherosa Ziehau #include <bus/pccard/pccard_cis.h>
59666d2603SJoerg Sonnenberger #include <bus/pccard/pccardvar.h>
60666d2603SJoerg Sonnenberger
61666d2603SJoerg Sonnenberger #include "power_if.h"
62666d2603SJoerg Sonnenberger #include "pcib_if.h"
63666d2603SJoerg Sonnenberger
64666d2603SJoerg Sonnenberger /* sysctl vars */
65666d2603SJoerg Sonnenberger SYSCTL_NODE(_hw, OID_AUTO, cardbus, CTLFLAG_RD, 0, "CardBus parameters");
66666d2603SJoerg Sonnenberger
67666d2603SJoerg Sonnenberger int cardbus_debug = 0;
68666d2603SJoerg Sonnenberger TUNABLE_INT("hw.cardbus.debug", &cardbus_debug);
69666d2603SJoerg Sonnenberger SYSCTL_INT(_hw_cardbus, OID_AUTO, debug, CTLFLAG_RW,
70666d2603SJoerg Sonnenberger &cardbus_debug, 0,
71666d2603SJoerg Sonnenberger "CardBus debug");
72666d2603SJoerg Sonnenberger
73666d2603SJoerg Sonnenberger int cardbus_cis_debug = 0;
74666d2603SJoerg Sonnenberger TUNABLE_INT("hw.cardbus.cis_debug", &cardbus_cis_debug);
75666d2603SJoerg Sonnenberger SYSCTL_INT(_hw_cardbus, OID_AUTO, cis_debug, CTLFLAG_RW,
76666d2603SJoerg Sonnenberger &cardbus_cis_debug, 0,
77666d2603SJoerg Sonnenberger "CardBus CIS debug");
78666d2603SJoerg Sonnenberger
79e3869ec7SSascha Wildner #define DPRINTF(a) if (cardbus_debug) kprintf a
80666d2603SJoerg Sonnenberger #define DEVPRINTF(x) if (cardbus_debug) device_printf x
81666d2603SJoerg Sonnenberger
82666d2603SJoerg Sonnenberger
83666d2603SJoerg Sonnenberger static int cardbus_attach(device_t cbdev);
84666d2603SJoerg Sonnenberger static int cardbus_attach_card(device_t cbdev);
85666d2603SJoerg Sonnenberger static int cardbus_detach(device_t cbdev);
86666d2603SJoerg Sonnenberger static int cardbus_detach_card(device_t cbdev);
87d9801badSSepherosa Ziehau static void cardbus_device_setup_regs(pcicfgregs *cfg);
88666d2603SJoerg Sonnenberger static void cardbus_driver_added(device_t cbdev, driver_t *driver);
89666d2603SJoerg Sonnenberger static int cardbus_probe(device_t cbdev);
90666d2603SJoerg Sonnenberger static int cardbus_read_ivar(device_t cbdev, device_t child, int which,
913aef8050SSepherosa Ziehau uintptr_t *result);
92666d2603SJoerg Sonnenberger static void cardbus_release_all_resources(device_t cbdev,
93666d2603SJoerg Sonnenberger struct cardbus_devinfo *dinfo);
94666d2603SJoerg Sonnenberger static int cardbus_write_ivar(device_t cbdev, device_t child, int which,
95666d2603SJoerg Sonnenberger uintptr_t value);
96666d2603SJoerg Sonnenberger
97666d2603SJoerg Sonnenberger /************************************************************************/
98666d2603SJoerg Sonnenberger /* Probe/Attach */
99666d2603SJoerg Sonnenberger /************************************************************************/
100666d2603SJoerg Sonnenberger
101666d2603SJoerg Sonnenberger static int
cardbus_probe(device_t cbdev)102666d2603SJoerg Sonnenberger cardbus_probe(device_t cbdev)
103666d2603SJoerg Sonnenberger {
104666d2603SJoerg Sonnenberger device_set_desc(cbdev, "CardBus bus");
105666d2603SJoerg Sonnenberger return 0;
106666d2603SJoerg Sonnenberger }
107666d2603SJoerg Sonnenberger
108666d2603SJoerg Sonnenberger static int
cardbus_attach(device_t cbdev)109666d2603SJoerg Sonnenberger cardbus_attach(device_t cbdev)
110666d2603SJoerg Sonnenberger {
111666d2603SJoerg Sonnenberger return 0;
112666d2603SJoerg Sonnenberger }
113666d2603SJoerg Sonnenberger
114666d2603SJoerg Sonnenberger static int
cardbus_detach(device_t cbdev)115666d2603SJoerg Sonnenberger cardbus_detach(device_t cbdev)
116666d2603SJoerg Sonnenberger {
117666d2603SJoerg Sonnenberger cardbus_detach_card(cbdev);
118666d2603SJoerg Sonnenberger return 0;
119666d2603SJoerg Sonnenberger }
120666d2603SJoerg Sonnenberger
121666d2603SJoerg Sonnenberger static int
cardbus_suspend(device_t self)122666d2603SJoerg Sonnenberger cardbus_suspend(device_t self)
123666d2603SJoerg Sonnenberger {
124666d2603SJoerg Sonnenberger cardbus_detach_card(self);
125666d2603SJoerg Sonnenberger return (0);
126666d2603SJoerg Sonnenberger }
127666d2603SJoerg Sonnenberger
128666d2603SJoerg Sonnenberger static int
cardbus_resume(device_t self)129666d2603SJoerg Sonnenberger cardbus_resume(device_t self)
130666d2603SJoerg Sonnenberger {
131666d2603SJoerg Sonnenberger return (0);
132666d2603SJoerg Sonnenberger }
133666d2603SJoerg Sonnenberger
134666d2603SJoerg Sonnenberger /************************************************************************/
135666d2603SJoerg Sonnenberger /* Attach/Detach card */
136666d2603SJoerg Sonnenberger /************************************************************************/
137666d2603SJoerg Sonnenberger
138666d2603SJoerg Sonnenberger static void
cardbus_device_setup_regs(pcicfgregs * cfg)139d9801badSSepherosa Ziehau cardbus_device_setup_regs(pcicfgregs *cfg)
140666d2603SJoerg Sonnenberger {
141d9801badSSepherosa Ziehau device_t dev = cfg->dev;
142d9801badSSepherosa Ziehau int i;
143666d2603SJoerg Sonnenberger
144d9801badSSepherosa Ziehau /*
145d9801badSSepherosa Ziehau * Some cards power up with garbage in their BARs. This
146d9801badSSepherosa Ziehau * code clears all that junk out.
147d9801badSSepherosa Ziehau */
148d9801badSSepherosa Ziehau for (i = 0; i < PCIR_MAX_BAR_0; i++)
149d9801badSSepherosa Ziehau pci_write_config(dev, PCIR_BAR(i), 0, 4);
150666d2603SJoerg Sonnenberger
151d9801badSSepherosa Ziehau cfg->intline =
152d9801badSSepherosa Ziehau pci_get_irq(device_get_parent(device_get_parent(dev)));
153d9801badSSepherosa Ziehau pci_write_config(dev, PCIR_INTLINE, cfg->intline, 1);
154d9801badSSepherosa Ziehau pci_write_config(dev, PCIR_CACHELNSZ, 0x08, 1);
155d9801badSSepherosa Ziehau pci_write_config(dev, PCIR_LATTIMER, 0xa8, 1);
156d9801badSSepherosa Ziehau pci_write_config(dev, PCIR_MINGNT, 0x14, 1);
157d9801badSSepherosa Ziehau pci_write_config(dev, PCIR_MAXLAT, 0x14, 1);
158666d2603SJoerg Sonnenberger }
159666d2603SJoerg Sonnenberger
160666d2603SJoerg Sonnenberger static int
cardbus_attach_card(device_t cbdev)161666d2603SJoerg Sonnenberger cardbus_attach_card(device_t cbdev)
162666d2603SJoerg Sonnenberger {
163666d2603SJoerg Sonnenberger device_t brdev = device_get_parent(cbdev);
1643aef8050SSepherosa Ziehau device_t child;
165666d2603SJoerg Sonnenberger int cardattached = 0;
1664d28e78fSSepherosa Ziehau int bus, slot, func, domain;
167666d2603SJoerg Sonnenberger
168666d2603SJoerg Sonnenberger cardbus_detach_card(cbdev); /* detach existing cards */
169666d2603SJoerg Sonnenberger POWER_ENABLE_SOCKET(brdev, cbdev);
170d9801badSSepherosa Ziehau bus = pcib_get_bus(cbdev);
171d9801badSSepherosa Ziehau domain = pcib_get_domain(cbdev);
172d9801badSSepherosa Ziehau
173666d2603SJoerg Sonnenberger /* For each function, set it up and try to attach a driver to it */
174666d2603SJoerg Sonnenberger for (slot = 0; slot <= CARDBUS_SLOTMAX; slot++) {
175666d2603SJoerg Sonnenberger int cardbusfunchigh = 0;
176d9801badSSepherosa Ziehau
177666d2603SJoerg Sonnenberger for (func = 0; func <= cardbusfunchigh; func++) {
1783aef8050SSepherosa Ziehau struct cardbus_devinfo *dinfo;
179666d2603SJoerg Sonnenberger
1803aef8050SSepherosa Ziehau dinfo = (struct cardbus_devinfo *)
1814d28e78fSSepherosa Ziehau pci_read_device(brdev, domain, bus, slot, func,
1823aef8050SSepherosa Ziehau sizeof(struct cardbus_devinfo));
183666d2603SJoerg Sonnenberger if (dinfo == NULL)
184666d2603SJoerg Sonnenberger continue;
185666d2603SJoerg Sonnenberger if (dinfo->pci.cfg.mfdev)
186666d2603SJoerg Sonnenberger cardbusfunchigh = CARDBUS_FUNCMAX;
187666d2603SJoerg Sonnenberger
1883aef8050SSepherosa Ziehau child = device_add_child(cbdev, NULL, -1);
1893aef8050SSepherosa Ziehau if (child == NULL) {
190666d2603SJoerg Sonnenberger DEVPRINTF((cbdev, "Cannot add child!\n"));
1913aef8050SSepherosa Ziehau pci_freecfg((struct pci_devinfo *)dinfo);
192666d2603SJoerg Sonnenberger continue;
193666d2603SJoerg Sonnenberger }
1943aef8050SSepherosa Ziehau dinfo->pci.cfg.dev = child;
195666d2603SJoerg Sonnenberger resource_list_init(&dinfo->pci.resources);
1963aef8050SSepherosa Ziehau device_set_ivars(child, dinfo);
1973aef8050SSepherosa Ziehau if (cardbus_do_cis(cbdev, child) != 0) {
198d9801badSSepherosa Ziehau DEVPRINTF((cbdev,
199d9801badSSepherosa Ziehau "Warning: Bogus CIS ignored\n"));
2003aef8050SSepherosa Ziehau }
201d9801badSSepherosa Ziehau pci_cfg_save(dinfo->pci.cfg.dev, &dinfo->pci, 0);
202d9801badSSepherosa Ziehau pci_cfg_restore(dinfo->pci.cfg.dev, &dinfo->pci);
203d9801badSSepherosa Ziehau cardbus_device_setup_regs(&dinfo->pci.cfg);
204d9801badSSepherosa Ziehau pci_add_resources(brdev, cbdev, child, 1,
205d9801badSSepherosa Ziehau dinfo->mprefetchable);
2063aef8050SSepherosa Ziehau pci_print_verbose(&dinfo->pci);
2073aef8050SSepherosa Ziehau if (device_probe_and_attach(child) != 0)
208d9801badSSepherosa Ziehau pci_cfg_save(dinfo->pci.cfg.dev, &dinfo->pci, 1);
209666d2603SJoerg Sonnenberger else
210666d2603SJoerg Sonnenberger cardattached++;
211666d2603SJoerg Sonnenberger }
212666d2603SJoerg Sonnenberger }
213666d2603SJoerg Sonnenberger
214666d2603SJoerg Sonnenberger if (cardattached > 0)
215666d2603SJoerg Sonnenberger return (0);
216666d2603SJoerg Sonnenberger POWER_DISABLE_SOCKET(brdev, cbdev);
217666d2603SJoerg Sonnenberger return (ENOENT);
218666d2603SJoerg Sonnenberger }
219666d2603SJoerg Sonnenberger
220666d2603SJoerg Sonnenberger static int
cardbus_detach_card(device_t cbdev)221666d2603SJoerg Sonnenberger cardbus_detach_card(device_t cbdev)
222666d2603SJoerg Sonnenberger {
223666d2603SJoerg Sonnenberger int numdevs;
224666d2603SJoerg Sonnenberger device_t *devlist;
225666d2603SJoerg Sonnenberger int tmp;
226666d2603SJoerg Sonnenberger int err = 0;
227666d2603SJoerg Sonnenberger
228d9801badSSepherosa Ziehau if (device_get_children(cbdev, &devlist, &numdevs) != 0)
229d9801badSSepherosa Ziehau return (ENOENT);
230666d2603SJoerg Sonnenberger
231666d2603SJoerg Sonnenberger if (numdevs == 0) {
232efda3bd0SMatthew Dillon kfree(devlist, M_TEMP);
233666d2603SJoerg Sonnenberger return (ENOENT);
234666d2603SJoerg Sonnenberger }
235666d2603SJoerg Sonnenberger
236666d2603SJoerg Sonnenberger for (tmp = 0; tmp < numdevs; tmp++) {
237666d2603SJoerg Sonnenberger struct cardbus_devinfo *dinfo = device_get_ivars(devlist[tmp]);
238666d2603SJoerg Sonnenberger int status = device_get_state(devlist[tmp]);
239666d2603SJoerg Sonnenberger
240666d2603SJoerg Sonnenberger if (dinfo->pci.cfg.dev != devlist[tmp])
241666d2603SJoerg Sonnenberger device_printf(cbdev, "devinfo dev mismatch\n");
242666d2603SJoerg Sonnenberger if (status == DS_ATTACHED || status == DS_BUSY)
243666d2603SJoerg Sonnenberger device_detach(devlist[tmp]);
244666d2603SJoerg Sonnenberger cardbus_release_all_resources(cbdev, dinfo);
245666d2603SJoerg Sonnenberger device_delete_child(cbdev, devlist[tmp]);
2463aef8050SSepherosa Ziehau pci_freecfg((struct pci_devinfo *)dinfo);
247666d2603SJoerg Sonnenberger }
248666d2603SJoerg Sonnenberger POWER_DISABLE_SOCKET(device_get_parent(cbdev), cbdev);
249efda3bd0SMatthew Dillon kfree(devlist, M_TEMP);
250666d2603SJoerg Sonnenberger return (err);
251666d2603SJoerg Sonnenberger }
252666d2603SJoerg Sonnenberger
253666d2603SJoerg Sonnenberger static void
cardbus_driver_added(device_t cbdev,driver_t * driver)254666d2603SJoerg Sonnenberger cardbus_driver_added(device_t cbdev, driver_t *driver)
255666d2603SJoerg Sonnenberger {
256666d2603SJoerg Sonnenberger int numdevs;
257666d2603SJoerg Sonnenberger device_t *devlist;
2583aef8050SSepherosa Ziehau device_t dev;
2593aef8050SSepherosa Ziehau int i;
260666d2603SJoerg Sonnenberger struct cardbus_devinfo *dinfo;
261666d2603SJoerg Sonnenberger
262666d2603SJoerg Sonnenberger DEVICE_IDENTIFY(driver, cbdev);
263d9801badSSepherosa Ziehau if (device_get_children(cbdev, &devlist, &numdevs) != 0)
264d9801badSSepherosa Ziehau return;
265d9801badSSepherosa Ziehau
2663aef8050SSepherosa Ziehau /*
2673aef8050SSepherosa Ziehau * If there are no drivers attached, but there are children,
2683aef8050SSepherosa Ziehau * then power the card up.
2693aef8050SSepherosa Ziehau */
2703aef8050SSepherosa Ziehau for (i = 0; i < numdevs; i++) {
2713aef8050SSepherosa Ziehau dev = devlist[i];
2723aef8050SSepherosa Ziehau if (device_get_state(dev) != DS_NOTPRESENT)
2733aef8050SSepherosa Ziehau break;
2743aef8050SSepherosa Ziehau }
2753aef8050SSepherosa Ziehau if (i > 0 && i == numdevs)
276666d2603SJoerg Sonnenberger POWER_ENABLE_SOCKET(device_get_parent(cbdev), cbdev);
2773aef8050SSepherosa Ziehau for (i = 0; i < numdevs; i++) {
2783aef8050SSepherosa Ziehau dev = devlist[i];
2793aef8050SSepherosa Ziehau if (device_get_state(dev) != DS_NOTPRESENT)
2803aef8050SSepherosa Ziehau continue;
2813aef8050SSepherosa Ziehau dinfo = device_get_ivars(dev);
2823aef8050SSepherosa Ziehau pci_print_verbose(&dinfo->pci);
283d9801badSSepherosa Ziehau if (bootverbose)
284d9801badSSepherosa Ziehau kprintf("pci%d:%d:%d:%d: reprobing on driver added\n",
285d9801badSSepherosa Ziehau dinfo->pci.cfg.domain, dinfo->pci.cfg.bus,
286d9801badSSepherosa Ziehau dinfo->pci.cfg.slot, dinfo->pci.cfg.func);
287d9801badSSepherosa Ziehau pci_cfg_restore(dinfo->pci.cfg.dev, &dinfo->pci);
2883aef8050SSepherosa Ziehau if (device_probe_and_attach(dev) != 0)
289d9801badSSepherosa Ziehau pci_cfg_save(dev, &dinfo->pci, 1);
290666d2603SJoerg Sonnenberger }
291efda3bd0SMatthew Dillon kfree(devlist, M_TEMP);
292666d2603SJoerg Sonnenberger }
293666d2603SJoerg Sonnenberger
294666d2603SJoerg Sonnenberger static void
cardbus_release_all_resources(device_t cbdev,struct cardbus_devinfo * dinfo)295666d2603SJoerg Sonnenberger cardbus_release_all_resources(device_t cbdev, struct cardbus_devinfo *dinfo)
296666d2603SJoerg Sonnenberger {
297666d2603SJoerg Sonnenberger struct resource_list_entry *rle;
298666d2603SJoerg Sonnenberger
299666d2603SJoerg Sonnenberger /* Free all allocated resources */
300666d2603SJoerg Sonnenberger SLIST_FOREACH(rle, &dinfo->pci.resources, link) {
301666d2603SJoerg Sonnenberger if (rle->res) {
302666d2603SJoerg Sonnenberger BUS_RELEASE_RESOURCE(device_get_parent(cbdev),
3033aef8050SSepherosa Ziehau cbdev, rle->type, rle->rid, rle->res);
304666d2603SJoerg Sonnenberger rle->res = NULL;
305666d2603SJoerg Sonnenberger /*
306666d2603SJoerg Sonnenberger * zero out config so the card won't acknowledge
307666d2603SJoerg Sonnenberger * access to the space anymore
308666d2603SJoerg Sonnenberger */
309666d2603SJoerg Sonnenberger pci_write_config(dinfo->pci.cfg.dev, rle->rid, 0, 4);
310666d2603SJoerg Sonnenberger }
311666d2603SJoerg Sonnenberger }
312666d2603SJoerg Sonnenberger resource_list_free(&dinfo->pci.resources);
313666d2603SJoerg Sonnenberger }
314666d2603SJoerg Sonnenberger
315666d2603SJoerg Sonnenberger /************************************************************************/
316666d2603SJoerg Sonnenberger /* Other Bus Methods */
317666d2603SJoerg Sonnenberger /************************************************************************/
318666d2603SJoerg Sonnenberger
319666d2603SJoerg Sonnenberger static int
cardbus_read_ivar(device_t cbdev,device_t child,int which,uintptr_t * result)3203aef8050SSepherosa Ziehau cardbus_read_ivar(device_t cbdev, device_t child, int which, uintptr_t *result)
321666d2603SJoerg Sonnenberger {
322666d2603SJoerg Sonnenberger struct cardbus_devinfo *dinfo;
323666d2603SJoerg Sonnenberger
324666d2603SJoerg Sonnenberger dinfo = device_get_ivars(child);
325666d2603SJoerg Sonnenberger
326666d2603SJoerg Sonnenberger switch (which) {
327666d2603SJoerg Sonnenberger case PCI_IVAR_ETHADDR:
328666d2603SJoerg Sonnenberger /*
329666d2603SJoerg Sonnenberger * The generic accessor doesn't deal with failure, so
330666d2603SJoerg Sonnenberger * we set the return value, then return an error.
331666d2603SJoerg Sonnenberger */
3323aef8050SSepherosa Ziehau if (dinfo->fepresent & (1 << PCCARD_TPLFE_TYPE_LAN_NID)) {
3333aef8050SSepherosa Ziehau *((uint8_t **) result) = dinfo->funce.lan.nid;
3343aef8050SSepherosa Ziehau break;
335666d2603SJoerg Sonnenberger }
3363aef8050SSepherosa Ziehau *((uint8_t **) result) = NULL;
3373aef8050SSepherosa Ziehau return (EINVAL);
338666d2603SJoerg Sonnenberger default:
3393aef8050SSepherosa Ziehau return (pci_read_ivar(cbdev, child, which, result));
340666d2603SJoerg Sonnenberger }
341666d2603SJoerg Sonnenberger return 0;
342666d2603SJoerg Sonnenberger }
343666d2603SJoerg Sonnenberger
344666d2603SJoerg Sonnenberger static int
cardbus_write_ivar(device_t cbdev,device_t child,int which,uintptr_t value)345666d2603SJoerg Sonnenberger cardbus_write_ivar(device_t cbdev, device_t child, int which, uintptr_t value)
346666d2603SJoerg Sonnenberger {
3473aef8050SSepherosa Ziehau return(pci_write_ivar(cbdev, child, which, value));
348666d2603SJoerg Sonnenberger }
349666d2603SJoerg Sonnenberger
350666d2603SJoerg Sonnenberger static device_method_t cardbus_methods[] = {
351666d2603SJoerg Sonnenberger /* Device interface */
352666d2603SJoerg Sonnenberger DEVMETHOD(device_probe, cardbus_probe),
353666d2603SJoerg Sonnenberger DEVMETHOD(device_attach, cardbus_attach),
354666d2603SJoerg Sonnenberger DEVMETHOD(device_detach, cardbus_detach),
355666d2603SJoerg Sonnenberger DEVMETHOD(device_suspend, cardbus_suspend),
356666d2603SJoerg Sonnenberger DEVMETHOD(device_resume, cardbus_resume),
357666d2603SJoerg Sonnenberger
358666d2603SJoerg Sonnenberger /* Bus interface */
359666d2603SJoerg Sonnenberger DEVMETHOD(bus_read_ivar, cardbus_read_ivar),
360666d2603SJoerg Sonnenberger DEVMETHOD(bus_write_ivar, cardbus_write_ivar),
361666d2603SJoerg Sonnenberger DEVMETHOD(bus_driver_added, cardbus_driver_added),
362666d2603SJoerg Sonnenberger
363666d2603SJoerg Sonnenberger /* Card Interface */
364666d2603SJoerg Sonnenberger DEVMETHOD(card_attach_card, cardbus_attach_card),
365666d2603SJoerg Sonnenberger DEVMETHOD(card_detach_card, cardbus_detach_card),
366666d2603SJoerg Sonnenberger
367*d3c9c58eSSascha Wildner DEVMETHOD_END
368666d2603SJoerg Sonnenberger };
369666d2603SJoerg Sonnenberger
3703aef8050SSepherosa Ziehau DEFINE_CLASS_1(cardbus, cardbus_driver, cardbus_methods, 0, pci_driver);
371666d2603SJoerg Sonnenberger
372666d2603SJoerg Sonnenberger static devclass_t cardbus_devclass;
373666d2603SJoerg Sonnenberger
374aa2b9d05SSascha Wildner DRIVER_MODULE(cardbus, cbb, cardbus_driver, cardbus_devclass, NULL, NULL);
375666d2603SJoerg Sonnenberger MODULE_VERSION(cardbus, 1);
376