2 * Copyright (c) 1998, 1999 Takanori Watanabe
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 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $FreeBSD: src/sys/pci/intpm.c,v 1.16.2.1 2001/12/23 08:17:47 pirzyk Exp $
29 #include <sys/param.h>
30 #include <sys/systm.h>
31 #include <sys/kernel.h>
32 #include <machine/bus_pio.h>
33 #include <machine/bus_memio.h>
34 #include <machine/bus.h>
36 #include <machine/clock.h>
38 #include <sys/module.h>
41 #include <sys/malloc.h>
44 #include <machine/resource.h>
45 #include <dev/smbus/smbconf.h>
49 /*This should be removed if force_pci_map_int supported*/
50 #include <sys/interrupt.h>
52 #include <pci/pcireg.h>
53 #include <pci/pcivar.h>
54 #include <pci/intpmreg.h>
56 #include "opt_intpm.h"
64 { 0x71138086,"Intel 82371AB Power management controller"},
65 { 0x719b8086,"Intel 82443MX Power management controller"},
68 static int intsmb_probe(device_t);
69 static int intsmb_attach(device_t);
71 static int intsmb_intr(device_t dev);
72 static int intsmb_slvintr(device_t dev);
73 static void intsmb_alrintr(device_t dev);
74 static int intsmb_callback(device_t dev, int index, caddr_t data);
75 static int intsmb_quick(device_t dev, u_char slave, int how);
76 static int intsmb_sendb(device_t dev, u_char slave, char byte);
77 static int intsmb_recvb(device_t dev, u_char slave, char *byte);
78 static int intsmb_writeb(device_t dev, u_char slave, char cmd, char byte);
79 static int intsmb_writew(device_t dev, u_char slave, char cmd, short word);
80 static int intsmb_readb(device_t dev, u_char slave, char cmd, char *byte);
81 static int intsmb_readw(device_t dev, u_char slave, char cmd, short *word);
82 static int intsmb_pcall(device_t dev, u_char slave, char cmd, short sdata, short *rdata);
83 static int intsmb_bwrite(device_t dev, u_char slave, char cmd, u_char count, char *buf);
84 static int intsmb_bread(device_t dev, u_char slave, char cmd, u_char count, char *buf);
85 static void intsmb_start(device_t dev,u_char cmd,int nointr);
86 static int intsmb_stop(device_t dev);
87 static int intsmb_stop_poll(device_t dev);
88 static int intsmb_free(device_t dev);
89 static int intpm_probe (device_t dev);
90 static int intpm_attach (device_t dev);
91 static devclass_t intsmb_devclass;
93 static device_method_t intpm_methods[]={
94 DEVMETHOD(device_probe,intsmb_probe),
95 DEVMETHOD(device_attach,intsmb_attach),
97 DEVMETHOD(bus_print_child, bus_generic_print_child),
99 DEVMETHOD(smbus_callback,intsmb_callback),
100 DEVMETHOD(smbus_quick,intsmb_quick),
101 DEVMETHOD(smbus_sendb,intsmb_sendb),
102 DEVMETHOD(smbus_recvb,intsmb_recvb),
103 DEVMETHOD(smbus_writeb,intsmb_writeb),
104 DEVMETHOD(smbus_writew,intsmb_writew),
105 DEVMETHOD(smbus_readb,intsmb_readb),
106 DEVMETHOD(smbus_readw,intsmb_readw),
107 DEVMETHOD(smbus_pcall,intsmb_pcall),
108 DEVMETHOD(smbus_bwrite,intsmb_bwrite),
109 DEVMETHOD(smbus_bread,intsmb_bread),
113 struct intpm_pci_softc{
114 bus_space_tag_t smbst;
115 bus_space_handle_t smbsh;
116 bus_space_tag_t pmst;
117 bus_space_handle_t pmsh;
124 struct intpm_pci_softc *pci_sc;
126 bus_space_handle_t sh;
131 static driver_t intpm_driver = {
134 sizeof(struct intsmb_softc),
137 static devclass_t intpm_devclass;
138 static device_method_t intpm_pci_methods[] = {
139 DEVMETHOD(device_probe,intpm_probe),
140 DEVMETHOD(device_attach,intpm_attach),
143 static driver_t intpm_pci_driver = {
146 sizeof(struct intpm_pci_softc)
150 intsmb_probe(device_t dev)
152 struct intsmb_softc *sc =(struct intsmb_softc *) device_get_softc(dev);
153 sc->smbus=smbus_alloc_bus(dev);
155 return (EINVAL); /* XXX don't know what to return else */
156 device_set_desc(dev,"Intel PIIX4 SMBUS Interface");
158 return (0); /* XXX don't know what to return else */
161 intsmb_attach(device_t dev)
163 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
164 sc->pci_sc=device_get_softc(device_get_parent(dev));
166 sc->sh=sc->pci_sc->smbsh;
167 sc->st=sc->pci_sc->smbst;
168 sc->pci_sc->smbus=dev;
169 device_probe_and_attach(sc->smbus);
172 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBSLVCNT,
173 PIIX4_SMBSLVCNT_ALTEN);
179 intsmb_callback(device_t dev, int index, caddr_t data)
185 case SMB_REQUEST_BUS:
187 case SMB_RELEASE_BUS:
195 /*counterpart of smbtx_smb_free*/
197 intsmb_free(device_t dev){
199 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
200 if((bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTSTS)&
201 PIIX4_SMBHSTSTAT_BUSY)
203 ||(bus_space_read_1(sc->st,sc->sh,PIIX4_SMBSLVSTS)&
204 PIIX4_SMBSLVSTS_BUSY)
210 /*Disable Intrrupt in slave part*/
212 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBSLVCNT,0);
214 /*Reset INTR Flag to prepare INTR*/
215 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTSTS,
216 (PIIX4_SMBHSTSTAT_INTR|
217 PIIX4_SMBHSTSTAT_ERR|
218 PIIX4_SMBHSTSTAT_BUSC|
219 PIIX4_SMBHSTSTAT_FAIL)
226 intsmb_intr(device_t dev)
228 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
230 status=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTSTS);
231 if(status&PIIX4_SMBHSTSTAT_BUSY){
235 if(status&(PIIX4_SMBHSTSTAT_INTR|
236 PIIX4_SMBHSTSTAT_ERR|
237 PIIX4_SMBHSTSTAT_BUSC|
238 PIIX4_SMBHSTSTAT_FAIL)){
240 tmp=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTCNT);
241 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCNT,
242 tmp&~PIIX4_SMBHSTCNT_INTREN);
249 return 1;/* Not Completed*/
252 intsmb_slvintr(device_t dev)
254 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
257 status=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBSLVSTS);
258 if(status&PIIX4_SMBSLVSTS_BUSY)
260 if(status&PIIX4_SMBSLVSTS_ALART){
263 }else if(status&~(PIIX4_SMBSLVSTS_ALART|PIIX4_SMBSLVSTS_SDW2
264 |PIIX4_SMBSLVSTS_SDW1)){
267 /*Reset Status Register*/
268 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBSLVSTS,PIIX4_SMBSLVSTS_ALART|
269 PIIX4_SMBSLVSTS_SDW2|PIIX4_SMBSLVSTS_SDW1|
270 PIIX4_SMBSLVSTS_SLV);
274 static void intsmb_alrintr(device_t dev)
276 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
282 /*stop generating INTR from ALART*/
283 slvcnt=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBSLVCNT);
285 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBSLVCNT,
286 slvcnt&~PIIX4_SMBSLVCNT_ALTEN) ;
289 /*ask bus who assert it and then ask it what's the matter. */
291 error=intsmb_free(dev);
293 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,SMBALTRESP
295 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BYTE,1);
296 if(!(error=intsmb_stop_poll(dev))){
297 volatile u_int8_t *addr;
298 addr=bus_space_read_1(sc->st,sc->sh,
300 printf("ALART_RESPONSE: %p\n", addr);
306 /*Re-enable INTR from ALART*/
307 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBSLVCNT,
308 slvcnt|PIIX4_SMBSLVCNT_ALTEN) ;
315 intsmb_start(device_t dev,unsigned char cmd,int nointr)
317 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
319 tmp=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTCNT);
322 tmp |=PIIX4_SMBHSTCNT_START;
323 /*While not in autoconfiguration Intrrupt Enabled*/
325 tmp |=PIIX4_SMBHSTCNT_INTREN;
326 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCNT,tmp);
329 /*Polling Code. Polling is not encouraged
330 * because It is required to wait for the device get busy.
331 *(29063505.pdf from Intel)
332 * But during boot,intrrupt cannot be used.
333 * so use polling code while in autoconfiguration.
337 intsmb_stop_poll(device_t dev){
339 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
342 * In smbtx driver ,Simply waiting.
343 * This loops 100-200 times.
345 for(i=0;i<0x7fff;i++){
346 if((bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTSTS)
347 &PIIX4_SMBHSTSTAT_BUSY)){
351 for(i=0;i<0x7fff;i++){
353 status=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTSTS);
354 if(!(status&PIIX4_SMBHSTSTAT_BUSY)){
356 error=(status&PIIX4_SMBHSTSTAT_ERR)?EIO :
357 (status&PIIX4_SMBHSTSTAT_BUSC)?EBUSY:
358 (status&PIIX4_SMBHSTSTAT_FAIL)?EIO:0;
359 if(error==0&&!(status&PIIX4_SMBHSTSTAT_INTR)){
360 printf("unknown cause why?");
368 tmp=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTCNT);
369 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCNT,
370 tmp&~PIIX4_SMBHSTCNT_INTREN);
375 *wait for completion and return result.
378 intsmb_stop(device_t dev){
381 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
383 /*So that it can use device during probing device on SMBus.*/
384 error=intsmb_stop_poll(dev);
387 if(!tsleep(sc,(PWAIT)|PCATCH,"SMBWAI",hz/8)){
389 status=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTSTS);
390 if(!(status&PIIX4_SMBHSTSTAT_BUSY)){
391 error=(status&PIIX4_SMBHSTSTAT_ERR)?EIO :
392 (status&PIIX4_SMBHSTSTAT_BUSC)?EBUSY:
393 (status&PIIX4_SMBHSTSTAT_FAIL)?EIO:0;
394 if(error==0&&!(status&PIIX4_SMBHSTSTAT_INTR)){
395 printf("intsmb%d:unknown cause why?\n",
396 device_get_unit(dev));
399 bus_space_write_1(sc->st,sc->sh,
400 PIIX4_SMBSLVCNT,PIIX4_SMBSLVCNT_ALTEN);
406 /*Timeout Procedure*/
409 /*Re-enable supressed intrrupt from slave part*/
410 bus_space_write_1(sc->st,sc->sh,
411 PIIX4_SMBSLVCNT,PIIX4_SMBSLVCNT_ALTEN);
417 intsmb_quick(device_t dev, u_char slave, int how)
421 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
423 /*Quick command is part of Address, I think*/
435 error=intsmb_free(dev);
437 bus_space_write_1(sc->st,sc->sh,
438 PIIX4_SMBHSTADD,data);
439 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_QUICK,0);
440 error=intsmb_stop(dev);
448 intsmb_sendb(device_t dev, u_char slave, char byte)
451 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
452 error=intsmb_free(dev);
454 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave&~LSB);
455 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,byte);
456 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BYTE,0);
457 error=intsmb_stop(dev);
462 intsmb_recvb(device_t dev, u_char slave, char *byte)
465 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
466 error=intsmb_free(dev);
468 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave
470 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BYTE,0);
471 if(!(error=intsmb_stop(dev))){
472 #ifdef RECV_IS_IN_CMD
473 /*Linux SMBus stuff also troubles
474 Because Intel's datasheet will not make clear.
476 *byte=bus_space_read_1(sc->st,sc->sh,
479 *byte=bus_space_read_1(sc->st,sc->sh,
487 intsmb_writeb(device_t dev, u_char slave, char cmd, char byte)
490 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
491 error=intsmb_free(dev);
493 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave&~LSB);
494 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
495 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0,byte);
496 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BDATA,0);
497 error=intsmb_stop(dev);
502 intsmb_writew(device_t dev, u_char slave, char cmd, short word)
505 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
506 error=intsmb_free(dev);
508 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave&~LSB);
509 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
510 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0,
512 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT1,
514 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_WDATA,0);
515 error=intsmb_stop(dev);
521 intsmb_readb(device_t dev, u_char slave, char cmd, char *byte)
524 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
525 error=intsmb_free(dev);
527 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave|LSB);
528 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
529 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BDATA,0);
530 if(!(error=intsmb_stop(dev))){
531 *byte=bus_space_read_1(sc->st,sc->sh,
538 intsmb_readw(device_t dev, u_char slave, char cmd, short *word)
541 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
542 error=intsmb_free(dev);
544 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave|LSB);
545 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
546 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_WDATA,0);
547 if(!(error=intsmb_stop(dev))){
548 *word=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0)&0xff;
549 *word|=(bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTDAT1)&0xff)<<8;
555 * Data sheet claims that it implements all function, but also claims
556 * that it implements 7 function and not mention PCALL. So I don't know
557 * whether it will work.
560 intsmb_pcall(device_t dev, u_char slave, char cmd, short sdata, short *rdata)
564 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
565 error=intsmb_free(dev);
567 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave&~LSB);
568 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
569 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0,sdata&0xff);
570 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT1,(sdata&0xff)>>8);
571 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_WDATA,0);
573 if(!(error=intsmb_stop(dev))){
574 *rdata=bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0)&0xff;
575 *rdata|=(bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTDAT1)&0xff)<<8;
583 intsmb_bwrite(device_t dev, u_char slave, char cmd, u_char count, char *buf)
586 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
587 error=intsmb_free(dev);
588 if(count>SMBBLOCKTRANS_MAX||count==0)
591 /*Reset internal array index*/
592 bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTCNT);
594 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave&~LSB);
595 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
596 for(i=0;i<count;i++){
597 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBBLKDAT,buf[i]);
599 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0,count);
600 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BLOCK,0);
601 error=intsmb_stop(dev);
607 intsmb_bread(device_t dev, u_char slave, char cmd, u_char count, char *buf)
610 struct intsmb_softc *sc = (struct intsmb_softc *)device_get_softc(dev);
611 error=intsmb_free(dev);
612 if(count>SMBBLOCKTRANS_MAX||count==0)
615 /*Reset internal array index*/
616 bus_space_read_1(sc->st,sc->sh,PIIX4_SMBHSTCNT);
618 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTADD,slave|LSB);
619 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTCMD,cmd);
620 bus_space_write_1(sc->st,sc->sh,PIIX4_SMBHSTDAT0,count);
621 intsmb_start(dev,PIIX4_SMBHSTCNT_PROT_BLOCK,0);
622 error=intsmb_stop(dev);
624 bzero(buf,count);/*Is it needed?*/
625 count= bus_space_read_1(sc->st,sc->sh,
627 if(count!=0&&count<=SMBBLOCKTRANS_MAX){
628 for(i=0;i<count;i++){
629 buf[i]=bus_space_read_1(sc->st,
642 DRIVER_MODULE(intsmb, intpm , intpm_driver, intsmb_devclass, 0, 0);
645 static void intpm_intr __P((void *arg));
647 intpm_attach(device_t dev)
650 int unit=device_get_unit(dev);
655 struct intpm_pci_softc *sciic;
656 device_t smbinterface;
658 struct resource *res;
660 sciic=device_get_softc(dev);
665 rid=PCI_BASE_ADDR_SMB;
666 res=bus_alloc_resource(dev,SYS_RES_IOPORT,&rid,
669 device_printf(dev,"Could not allocate Bus space\n");
672 sciic->smbst=rman_get_bustag(res);
673 sciic->smbsh=rman_get_bushandle(res);
675 device_printf(dev,"%s %x\n",
676 (sciic->smbst==I386_BUS_SPACE_IO)?
677 "I/O mapped":"Memory",
681 #ifndef NO_CHANGE_PCICONF
682 pci_write_config(dev,PCIR_INTLINE,0x9,1);
683 pci_write_config(dev,PCI_HST_CFG_SMB,
684 PCI_INTR_SMB_IRQ9|PCI_INTR_SMB_ENABLE,1);
686 value=pci_read_config(dev,PCI_HST_CFG_SMB,1);
688 case PCI_INTR_SMB_SMI:
691 case PCI_INTR_SMB_IRQ9:
697 device_printf(dev,"intr %s %s ",str,((value&1)? "enabled":"disabled"));
698 value=pci_read_config(dev,PCI_REVID_SMB,1);
699 printf("revision %d\n",value);
701 * Install intr HANDLER here
704 res=bus_alloc_resource(dev,SYS_RES_IRQ,&rid,9,9,1,RF_SHAREABLE|RF_ACTIVE);
706 device_printf(dev,"could not allocate irq");
709 error=bus_setup_intr(dev,res,INTR_TYPE_MISC, (driver_intr_t *) intpm_intr,sciic,&ih);
711 device_printf(dev,"Failed to map intr\n");
714 smbinterface=device_add_child(dev,"intsmb",unit);
716 printf("intsmb%d:could not add SMBus device\n",unit);
718 device_probe_and_attach(smbinterface);
721 value=pci_read_config(dev,PCI_BASE_ADDR_PM,4);
722 printf("intpm%d: PM %s %x \n",unit,(value&1)?"I/O mapped":"Memory",value&0xfffe);
726 intpm_probe(device_t dev)
728 struct _pcsid *ep =pci_ids;
729 u_int32_t device_id=pci_get_devid(dev);
731 while (ep->type && ep->type != device_id)
734 device_set_desc(dev,ep->desc);
735 bus_set_resource(dev,SYS_RES_IRQ,0,9,1); /* XXX setup intr resource */
741 DRIVER_MODULE(intpm, pci , intpm_pci_driver, intpm_devclass, 0, 0);
743 static void intpm_intr(void *arg)
745 struct intpm_pci_softc *sc;
746 sc=(struct intpm_pci_softc *)arg;
747 intsmb_intr(sc->smbus);
748 intsmb_slvintr(sc->smbus);