ath_hal/ar5212/ar5212_keycache.c

23 #include "ah.h"
38 #define	IS_MIC_ENABLED(ah) \
39 	(AH5212(ah)->ah_staId1Defaults & AR_STA_ID1_CRPT_MIC_ENABLE)
45 ar5212GetKeyCacheSize(struct ath_hal *ah)
47 	return AH_PRIVATE(ah)->ah_caps.halKeyCacheSize;
54 ar5212IsKeyCacheEntryValid(struct ath_hal *ah, uint16_t entry)
56 	if (entry < AH_PRIVATE(ah)->ah_caps.halKeyCacheSize) {
57 		uint32_t val = OS_REG_READ(ah, AR_KEYTABLE_MAC1(entry));
68 ar5212ResetKeyCacheEntry(struct ath_hal *ah, uint16_t entry)
72 	if (entry >= AH_PRIVATE(ah)->ah_caps.halKeyCacheSize) {
73 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: entry %u out of range\n",
77 	keyType = OS_REG_READ(ah, AR_KEYTABLE_TYPE(entry));
80 	OS_REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), 0);
81 	OS_REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), 0);
82 	OS_REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), 0);
83 	OS_REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), 0);
84 	OS_REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), 0);
85 	OS_REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), AR_KEYTABLE_TYPE_CLR);
86 	OS_REG_WRITE(ah, AR_KEYTABLE_MAC0(entry), 0);
87 	OS_REG_WRITE(ah, AR_KEYTABLE_MAC1(entry), 0);
88 	if (keyType == AR_KEYTABLE_TYPE_TKIP && IS_MIC_ENABLED(ah)) {
91 		HALASSERT(micentry < AH_PRIVATE(ah)->ah_caps.halKeyCacheSize);
92 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), 0);
93 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), 0);
94 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), 0);
95 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), 0);
112 ar5212SetKeyCacheEntryMac(struct ath_hal *ah, uint16_t entry, const uint8_t *mac)
117 	if (entry >= AH_PRIVATE(ah)->ah_caps.halKeyCacheSize) {
118 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: entry %u out of range\n",
146 	OS_REG_WRITE(ah, AR_KEYTABLE_MAC0(entry), macLo);
147 	OS_REG_WRITE(ah, AR_KEYTABLE_MAC1(entry), macHi | unicast_flag);
156 ar5212SetKeyCacheEntry(struct ath_hal *ah, uint16_t entry,
160 	struct ath_hal_5212 *ahp = AH5212(ah);
161 	const HAL_CAPABILITIES *pCap = &AH_PRIVATE(ah)->ah_caps;
168 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: entry %u out of range\n",
178 			HALDEBUG(ah, HAL_DEBUG_ANY,
180 			    __func__, AH_PRIVATE(ah)->ah_macRev);
187 		if (IS_MIC_ENABLED(ah) && entry+64 >= pCap->halKeyCacheSize) {
188 			HALDEBUG(ah, HAL_DEBUG_ANY,
196 			HALDEBUG(ah, HAL_DEBUG_ANY,
212 		HALDEBUG(ah, HAL_DEBUG_ANY, "%s: cipher %u not supported\n",
231 	if (keyType == AR_KEYTABLE_TYPE_TKIP && IS_MIC_ENABLED(ah)) {
240 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), ~key0);
241 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), ~key1);
242 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), key2);
243 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), key3);
244 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), key4);
245 		OS_REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), keyType);
246 		(void) ar5212SetKeyCacheEntryMac(ah, entry, mac);
278 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY0(micentry), mic0);
279 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY1(micentry), mic1);
280 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY2(micentry), mic2);
281 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY3(micentry), mic3);
282 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY4(micentry), mic4);
283 		OS_REG_WRITE(ah, AR_KEYTABLE_TYPE(micentry),
286 		OS_REG_WRITE(ah, AR_KEYTABLE_MAC0(micentry), 0);
287 		OS_REG_WRITE(ah, AR_KEYTABLE_MAC1(micentry), 0);
290 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), key0);
291 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), key1);
293 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY0(entry), key0);
294 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY1(entry), key1);
295 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY2(entry), key2);
296 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY3(entry), key3);
297 		OS_REG_WRITE(ah, AR_KEYTABLE_KEY4(entry), key4);
298 		OS_REG_WRITE(ah, AR_KEYTABLE_TYPE(entry), keyType);
300 		(void) ar5212SetKeyCacheEntryMac(ah, entry, mac);