/**
* ath5k_hw_post - Power On Self Test helper function
*
* @ah: The &struct ath5k_hw
*/
static int ath5k_hw_post(struct ath5k_hw *ah)
{
static const u32 static_pattern[4] = {
0x55555555, 0xaaaaaaaa,
0x66666666, 0x99999999
};
static const u16 regs[2] = { AR5K_STA_ID0, AR5K_PHY(8) };
int i, c;
u16 cur_reg;
u32 var_pattern;
u32 init_val;
u32 cur_val;
for (c = 0; c < 2; c++) {
cur_reg = regs[c];
/* Save previous value */
init_val = ath5k_hw_reg_read(ah, cur_reg);
for (i = 0; i < 256; i++) {
var_pattern = i << 16 | i;
ath5k_hw_reg_write(ah, var_pattern, cur_reg);
cur_val = ath5k_hw_reg_read(ah, cur_reg);
if (cur_val != var_pattern) {
ATH5K_ERR(ah->ah_sc, "POST Failed !!!\n");
return -EAGAIN;
}
/* Found on ndiswrapper dumps */
var_pattern = 0x0039080f;
ath5k_hw_reg_write(ah, var_pattern, cur_reg);
}
for (i = 0; i < 4; i++) {
var_pattern = static_pattern[i];
ath5k_hw_reg_write(ah, var_pattern, cur_reg);
cur_val = ath5k_hw_reg_read(ah, cur_reg);
if (cur_val != var_pattern) {
ATH5K_ERR(ah->ah_sc, "POST Failed !!!\n");
return -EAGAIN;
}
/* Found on ndiswrapper dumps */
var_pattern = 0x003b080f;
ath5k_hw_reg_write(ah, var_pattern, cur_reg);
}
/* Restore previous value */
ath5k_hw_reg_write(ah, init_val, cur_reg);
}
return 0;
}
{ AR5K_MCAST_FILTER1_5210, 0 },
{ AR5K_TX_MASK0, 0 },
{ AR5K_TX_MASK1, 0 },
{ AR5K_CLR_TMASK, 0 },
{ AR5K_TRIG_LVL, AR5K_TUNE_MIN_TX_FIFO_THRES },
{ AR5K_DIAG_SW_5210, 0 },
{ AR5K_RSSI_THR, AR5K_TUNE_RSSI_THRES },
{ AR5K_TSF_L32_5210, 0 },
{ AR5K_TIMER0_5210, 0 },
{ AR5K_TIMER1_5210, 0xffffffff },
{ AR5K_TIMER2_5210, 0xffffffff },
{ AR5K_TIMER3_5210, 1 },
{ AR5K_CFP_DUR_5210, 0 },
{ AR5K_CFP_PERIOD_5210, 0 },
/* PHY registers */
{ AR5K_PHY(0), 0x00000047 },
{ AR5K_PHY_AGC, 0x00000000 },
{ AR5K_PHY(3), 0x09848ea6 },
{ AR5K_PHY(4), 0x3d32e000 },
{ AR5K_PHY(5), 0x0000076b },
{ AR5K_PHY_ACT, AR5K_PHY_ACT_DISABLE },
{ AR5K_PHY(8), 0x02020200 },
{ AR5K_PHY(9), 0x00000e0e },
{ AR5K_PHY(10), 0x0a020201 },
{ AR5K_PHY(11), 0x00036ffc },
{ AR5K_PHY(12), 0x00000000 },
{ AR5K_PHY(13), 0x00000e0e },
{ AR5K_PHY(14), 0x00000007 },
{ AR5K_PHY(15), 0x00020100 },
{ AR5K_PHY(16), 0x89630000 },
{ AR5K_PHY(17), 0x1372169c },
