After an `ifconfig athn0 up' (this is with DBG_ALL):

 [...]
 Jan 29 23:41:03 boh /netbsd: athn0: athn_init_pll: AR_RTC_PLL_CONTROL=0x0000142c
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_hw_init: writing pre and core init vals
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_hw_init: writing post init vals
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_set_delta_slope: delta slope coeff exp=3 man=21737
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_set_delta_slope: delta slope coeff exp=3 man=19563
 Jan 29 23:41:03 boh /netbsd: athn0: ar9380_set_synth: AR_PHY_65NM_CH0_SYNTH7=0x42833330
 Jan 29 23:41:03 boh /netbsd: athn0: athn_switch_chan: needs a full reset
 Jan 29 23:41:03 boh /netbsd: athn0: athn_init_pll: AR_RTC_PLL_CONTROL=0x0000142c
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_hw_init: writing pre and core init vals
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_hw_init: writing post init vals
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_set_delta_slope: delta slope coeff exp=3 man=21737
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_set_delta_slope: delta slope coeff exp=3 man=19563
 Jan 29 23:41:03 boh /netbsd: athn0: ar9380_set_synth: AR_PHY_65NM_CH0_SYNTH7=0x42833330
 Jan 29 23:41:03 boh /netbsd: athn0: athn_switch_chan: needs a full reset
 Jan 29 23:41:03 boh /netbsd: athn0: athn_init_pll: AR_RTC_PLL_CONTROL=0x0000142c
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_hw_init: writing pre and core init vals
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_hw_init: writing post init vals
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_set_delta_slope: delta slope coeff exp=3 man=21692
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_set_delta_slope: delta slope coeff exp=3 man=19522
 Jan 29 23:41:03 boh /netbsd: athn0: ar9380_set_synth: AR_PHY_65NM_CH0_SYNTH7=0x42848888
 Jan 29 23:41:03 boh /netbsd: athn0: ar9003_tx: Tx qid=0 nsegs=1 ctl11=0x13f002e ctl12=0x1000000 ctl14=0x1b1b1b1b
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_INTR_ASYNC_CAUSE=0x2
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_ISR=0x800010
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_INTR_SYNC_CAUSE=0x0
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_ISR_S2=0x400000
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_ISR_RAC=0x800010
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_INTR_ASYNC_CAUSE=0x2
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_ISR=0x800010
 Jan 29 23:41:03 boh /netbsd: ar9003_intr: AR_INTR_SYNC_CAUSE=0x0
 [...]