1 /*-
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 #define AMDPM_DEBUG(x)	if (amdpm_debug) (x)
129 #define	AMDPM_LOCK(amdpm)		mtx_lock(&(amdpm)->lock)
130 #define	AMDPM_UNLOCK(amdpm)		mtx_unlock(&(amdpm)->lock)
131 #define	AMDPM_LOCK_ASSERT(amdpm)	mtx_assert(&(amdpm)->lock, MA_OWNED)
134 	(bus_read_1(amdpm->res, register))
136 	(bus_write_1(amdpm->res, register, value))
138 	(bus_read_2(amdpm->res, register))
140 	(bus_write_2(amdpm->res, register, value))
153 	if ((vid == AMDPM_VENDORID_AMD) &&  in amdpm_probe()
171 	if ((vid == AMDPM_VENDORID_NVIDIA) &&  in amdpm_probe()
201 	if (pci_get_vendor(dev) == AMDPM_VENDORID_AMD ||  in amdpm_attach()
203 		amdpm_sc->rid = AMDPCI_PMBASE;  in amdpm_attach()
205 		amdpm_sc->rid = NFPCI_PMBASE;  in amdpm_attach()
206 	amdpm_sc->res = bus_alloc_resource_any(dev, SYS_RES_IOPORT,  in amdpm_attach()
207 		&amdpm_sc->rid, RF_ACTIVE);  in amdpm_attach()
209 	if (amdpm_sc->res == NULL) {  in amdpm_attach()
214 	mtx_init(&amdpm_sc->lock, device_get_nameunit(dev), "amdpm", MTX_DEF);  in amdpm_attach()
217 	amdpm_sc->smbus = device_add_child(dev, "smbus", DEVICE_UNIT_ANY);  in amdpm_attach()
218 	if (!amdpm_sc->smbus) {  in amdpm_attach()
235 	if (error != 0)  in amdpm_detach()
238 	mtx_destroy(&amdpm_sc->lock);  in amdpm_detach()
239 	if (amdpm_sc->res)  in amdpm_detach()
240 		bus_release_resource(dev, SYS_RES_IOPORT, amdpm_sc->rid,  in amdpm_detach()
241 				     amdpm_sc->res);  in amdpm_detach()
273 #if 0
311 	while(count--) {  in amdpm_wait()
314 		if (!(sts & AMDSMB_GS_HST_STS))  in amdpm_wait()
322 	if (!count)  in amdpm_wait()
325 	if (sts & AMDSMB_GS_ABRT_STS)  in amdpm_wait()
328 	if (sts & AMDSMB_GS_COL_STS)  in amdpm_wait()
331 	if (sts & AMDSMB_GS_PRERR_STS)  in amdpm_wait()
334 	if (error != SMB_ENOERR)  in amdpm_wait()
341 amdpm_quick(device_t dev, u_char slave, int how)  in amdpm_quick()  argument
349 	if (!amdpm_idle(sc)) {  in amdpm_quick()
356 		AMDPM_DEBUG(printf("amdpm: QWRITE to 0x%x", slave));  in amdpm_quick()
357 		AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave & ~LSB);  in amdpm_quick()
360 		AMDPM_DEBUG(printf("amdpm: QREAD to 0x%x", slave));  in amdpm_quick()
361 		AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave | LSB);  in amdpm_quick()
378 amdpm_sendb(device_t dev, u_char slave, char byte)  in amdpm_sendb()  argument
386 	if (!amdpm_idle(sc)) {  in amdpm_sendb()
391 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave & ~LSB);  in amdpm_sendb()
398 	AMDPM_DEBUG(printf("amdpm: SENDB to 0x%x, byte=0x%x, error=0x%x\n", slave, byte, error));  in amdpm_sendb()
405 amdpm_recvb(device_t dev, u_char slave, char *byte)  in amdpm_recvb()  argument
413 	if (!amdpm_idle(sc)) {  in amdpm_recvb()
418 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave | LSB);  in amdpm_recvb()
422 	if ((error = amdpm_wait(sc)) == SMB_ENOERR)  in amdpm_recvb()
425 	AMDPM_DEBUG(printf("amdpm: RECVB from 0x%x, byte=0x%x, error=0x%x\n", slave, *byte, error));  in amdpm_recvb()
432 amdpm_writeb(device_t dev, u_char slave, char cmd, char byte)  in amdpm_writeb()  argument
440 	if (!amdpm_idle(sc)) {  in amdpm_writeb()
445 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave & ~LSB);  in amdpm_writeb()
453 …AMDPM_DEBUG(printf("amdpm: WRITEB to 0x%x, cmd=0x%x, byte=0x%x, error=0x%x\n", slave, cmd, byte, e…  in amdpm_writeb()
460 amdpm_readb(device_t dev, u_char slave, char cmd, char *byte)  in amdpm_readb()  argument
468 	if (!amdpm_idle(sc)) {  in amdpm_readb()
473 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave | LSB);  in amdpm_readb()
478 	if ((error = amdpm_wait(sc)) == SMB_ENOERR)  in amdpm_readb()
481 …AMDPM_DEBUG(printf("amdpm: READB from 0x%x, cmd=0x%x, byte=0x%x, error=0x%x\n", slave, cmd, *byte,…  in amdpm_readb()
488 amdpm_writew(device_t dev, u_char slave, char cmd, short word)  in amdpm_writew()  argument
496 	if (!amdpm_idle(sc)) {  in amdpm_writew()
501 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave & ~LSB);  in amdpm_writew()
509 …AMDPM_DEBUG(printf("amdpm: WRITEW to 0x%x, cmd=0x%x, word=0x%x, error=0x%x\n", slave, cmd, word, e…  in amdpm_writew()
516 amdpm_readw(device_t dev, u_char slave, char cmd, short *word)  in amdpm_readw()  argument
524 	if (!amdpm_idle(sc)) {  in amdpm_readw()
529 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave | LSB);  in amdpm_readw()
534 	if ((error = amdpm_wait(sc)) == SMB_ENOERR)  in amdpm_readw()
537 …AMDPM_DEBUG(printf("amdpm: READW from 0x%x, cmd=0x%x, word=0x%x, error=0x%x\n", slave, cmd, *word,…  in amdpm_readw()
544 amdpm_bwrite(device_t dev, u_char slave, char cmd, u_char count, char *buf)  in amdpm_bwrite()  argument
551 	if (count < 1 || count > 32)  in amdpm_bwrite()
556 	if (!amdpm_idle(sc)) {  in amdpm_bwrite()
561 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave & ~LSB);  in amdpm_bwrite()
564 	 * Do we have to reset the internal 32-byte buffer?  in amdpm_bwrite()
569 	/* Fill the 32-byte internal buffer */  in amdpm_bwrite()
581 …AMDPM_DEBUG(printf("amdpm: WRITEBLK to 0x%x, count=0x%x, cmd=0x%x, error=0x%x", slave, count, cmd,…  in amdpm_bwrite()
588 amdpm_bread(device_t dev, u_char slave, char cmd, u_char *count, char *buf)  in amdpm_bread()  argument
595 	if (*count < 1 || *count > 32)  in amdpm_bread()
600 	if (!amdpm_idle(sc)) {  in amdpm_bread()
605 	AMDPM_SMBOUTW(sc, AMDSMB_HSTADDR, slave | LSB);  in amdpm_bread()
613 	if ((error = amdpm_wait(sc)) != SMB_ENOERR)  in amdpm_bread()
618 	/* Read the 32-byte internal buffer */  in amdpm_bread()
621 		if (i < *count)  in amdpm_bread()
628 …AMDPM_DEBUG(printf("amdpm: READBLK to 0x%x, count=0x%x, cmd=0x%x, error=0x%x", slave, *count, cmd,…  in amdpm_bread()