1 /*-
2  * SPDX-License-Identifier: ISC
4  * Copyright (c) 2002-2009 Sam Leffler, Errno Consulting
5  * Copyright (c) 2002-2004 Atheros Communications, Inc.
30 #define	AR_NUM_GPIO	6		/* 6 GPIO bits */
31 #define	AR_GPIOD_MASK	0x2f		/* 6-bit mask */
38 	OS_MEMCPY(mac, ahp->ah_macaddr, IEEE80211_ADDR_LEN);  in ar5210GetMacAddress()
46 	OS_MEMCPY(ahp->ah_macaddr, mac, IEEE80211_ADDR_LEN);  in ar5210SetMacAddress()
101 	if (AH_PRIVATE(ah)->ah_currentRD == regDomain) {  in ar5210SetRegulatoryDomain()
108 	 * permit re-writing that segment of the EEPROM.  in ar5210SetRegulatoryDomain()
136  * Called if RfKill is supported (according to EEPROM).  Set the interrupt and
137  * GPIO values so the ISR and can disable RF on a switch signal
142 	uint16_t rfsilent = AH_PRIVATE(ah)->ah_rfsilent;  in ar5210EnableRfKill()
147 	 * If radio disable switch connection to GPIO bit 0 is enabled  in ar5210EnableRfKill()
148 	 * program GPIO interrupt.  in ar5210EnableRfKill()
149 	 * If rfkill bit on eeprom is 1, setupeeprommap routine has already  in ar5210EnableRfKill()
151 	 * rfkill bit and it is set to 1, indicating that GPIO bit 0 hardware  in ar5210EnableRfKill()
158  * Configure GPIO Output lines
161 ar5210GpioCfgOutput(struct ath_hal *ah, uint32_t gpio, HAL_GPIO_MUX_TYPE type)  in ar5210GpioCfgOutput()  argument
163 	HALASSERT(gpio < AR_NUM_GPIO);  in ar5210GpioCfgOutput()
166 		  (OS_REG_READ(ah, AR_GPIOCR) &~ AR_GPIOCR_ALL(gpio))  in ar5210GpioCfgOutput()
167 		| AR_GPIOCR_OUT1(gpio));  in ar5210GpioCfgOutput()
173  * Configure GPIO Input lines
176 ar5210GpioCfgInput(struct ath_hal *ah, uint32_t gpio)  in ar5210GpioCfgInput()  argument
178 	HALASSERT(gpio < AR_NUM_GPIO);  in ar5210GpioCfgInput()
181 		  (OS_REG_READ(ah, AR_GPIOCR) &~ AR_GPIOCR_ALL(gpio))  in ar5210GpioCfgInput()
182 		| AR_GPIOCR_IN(gpio));  in ar5210GpioCfgInput()
188  * Once configured for I/O - set output lines
191 ar5210GpioSet(struct ath_hal *ah, uint32_t gpio, uint32_t val)  in ar5210GpioSet()  argument
195 	HALASSERT(gpio < AR_NUM_GPIO);  in ar5210GpioSet()
198 	reg &= ~(1 << gpio);  in ar5210GpioSet()
199 	reg |= (val&1) << gpio;  in ar5210GpioSet()
206  * Once configured for I/O - get input lines
209 ar5210GpioGet(struct ath_hal *ah, uint32_t gpio)  in ar5210GpioGet()  argument
211 	if (gpio < AR_NUM_GPIO) {  in ar5210GpioGet()
213 		val = ((val & AR_GPIOD_MASK) >> gpio) & 0x1;  in ar5210GpioGet()
221  * Set the GPIO 0 Interrupt
224 ar5210Gpio0SetIntr(struct ath_hal *ah, u_int gpio, uint32_t ilevel)  in ar5210Gpio0SetIntr()  argument
229 	val &= ~(AR_GPIOCR_INT_SEL(gpio) | AR_GPIOCR_INT_SELH | AR_GPIOCR_INT_ENA |  in ar5210Gpio0SetIntr()
230 			AR_GPIOCR_ALL(gpio));  in ar5210Gpio0SetIntr()
232 	val |= AR_GPIOCR_INT_SEL(gpio) | AR_GPIOCR_INT_ENA;  in ar5210Gpio0SetIntr()
240 	ar5210SetInterrupts(ah, AH5210(ah)->ah_maskReg | HAL_INT_GPIO);  in ar5210Gpio0SetIntr()
316 	/* XXX save bssid for possible re-use on reset */  in ar5210WriteAssocid()
317 	OS_MEMCPY(ahp->ah_bssid, bssid, IEEE80211_ADDR_LEN);  in ar5210WriteAssocid()
318 	ahp->ah_associd = assocId;  in ar5210WriteAssocid()
319 	OS_REG_WRITE(ah, AR_BSS_ID0, LE_READ_4(ahp->ah_bssid));  in ar5210WriteAssocid()
320 	OS_REG_WRITE(ah, AR_BSS_ID1, LE_READ_2(ahp->ah_bssid+4) |  in ar5210WriteAssocid()
336 	/* sync multi-word read */  in ar5210GetTsf64()
343 		 * then we re-reading AR_TSF_U32 does no good as the  in ar5210GetTsf64()
346 		 * to check for rollover doesn't help if preempted--so  in ar5210GetTsf64()
377  * Grab a semi-random value from hardware registers - may not
387 		nf = 0 - ((nf ^ 0x1ff) + 1);  in ar5210GetRandomSeed()
403 	return (AH_PRIVATE(ah)->ah_macRev == (OS_REG_READ(ah, AR_SREV) & 0xff));  in ar5210DetectCardPresent()
412 	stats->ackrcv_bad += OS_REG_READ(ah, AR_ACK_FAIL);  in ar5210UpdateMibCounters()
413 	stats->rts_bad	  += OS_REG_READ(ah, AR_RTS_FAIL);  in ar5210UpdateMibCounters()
414 	stats->fcs_bad	  += OS_REG_READ(ah, AR_FCS_FAIL);  in ar5210UpdateMibCounters()
415 	stats->rts_good	  += OS_REG_READ(ah, AR_RTS_OK);  in ar5210UpdateMibCounters()
416 	stats->beacons	  += OS_REG_READ(ah, AR_BEACON_CNT);  in ar5210UpdateMibCounters()
427 		ahp->ah_sifstime = (u_int) -1;	/* restore default handling */  in ar5210SetSifsTime()
433 		ahp->ah_sifstime = us;  in ar5210SetSifsTime()
453 		ahp->ah_slottime = (u_int) -1;	/* restore default handling */  in ar5210SetSlotTime()
458 		ahp->ah_slottime = us;  in ar5210SetSlotTime()
478 		ahp->ah_acktimeout = (u_int) -1; /* restore default handling */  in ar5210SetAckTimeout()
484 		ahp->ah_acktimeout = us;  in ar5210SetAckTimeout()
499 	return ((AH5210(ah)->ah_staId1Defaults & AR_STA_ID1_ACKCTS_6MB) == 0);  in ar5210GetAckCTSRate()
509 		ahp->ah_staId1Defaults &= ~AR_STA_ID1_ACKCTS_6MB;  in ar5210SetAckCTSRate()
512 		ahp->ah_staId1Defaults |= AR_STA_ID1_ACKCTS_6MB;  in ar5210SetAckCTSRate()
525 		ahp->ah_ctstimeout = (u_int) -1; /* restore default handling */  in ar5210SetCTSTimeout()
531 		ahp->ah_ctstimeout = us;  in ar5210SetCTSTimeout()
617 		AH_PRIVATE(ah)->ah_diagreg = setting;  in ar5210SetCapability()
619 		AH_PRIVATE(ah)->ah_diagreg = setting & 0x6;	/* ACK+CTS */  in ar5210SetCapability()
621 		ar5210UpdateDiagReg(ah, AH_PRIVATE(ah)->ah_diagreg);  in ar5210SetCapability()