#include "wl.h"
#include "rf.h"
#include "usb.h"
+#include "radar.h"
#define AR9170_WATCH_DOG_TIMER 0x100
* So watch out, if you need _stable_ timer interrupts.
*/
#ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS
- if (fw.phy.frequency < 3000000)
+ if (fw.phy.frequency < 3000000)
set(AR9170_PWR_REG_PLL_ADDAC, 0x5163);
- else
- set(AR9170_PWR_REG_PLL_ADDAC, 0x5143);
+ else
+ set(AR9170_PWR_REG_PLL_ADDAC, 0x5143);
#else
set(AR9170_PWR_REG_PLL_ADDAC, 0x5163);
#endif /* CONFIG_CARL9170FW_RADIO_FUNCTIONS */
case AHB_80_88MHZ:
break;
}
-
- timer_init(1, (fw.ticks_per_usec * 25) >> 1);
}
static void init(void)
gpio_timer();
#endif /* CONFIG_CARL9170FW_GPIO_INTERRUPT */
-#ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS
- tally_update();
-#endif /* CONFIG_CARL9170FW_RADIO_FUNCTIONS */
-
#ifdef CONFIG_CARL9170FW_DEBUG_LED_HEARTBEAT
set(AR9170_GPIO_REG_PORT_DATA, get(AR9170_GPIO_REG_PORT_DATA) ^ 1);
#endif /* CONFIG_CARL9170FW_DEBUG_LED_HEARTBEAT */
}
-static void timer1_isr(void)
-{
-}
-
static void handle_timer(void)
{
uint32_t intr;
HANDLER(intr, BIT(0), timer0_isr);
- HANDLER(intr, BIT(1), timer1_isr);
-
if (intr)
DBG("Unhandled Timer Event %x", (unsigned int) intr);
#undef HANDLER
}
+static void tally_update(void)
+{
+ unsigned int boff, time, delta;
+
+ time = get_clock_counter();
+ if (fw.phy.state == CARL9170_PHY_ON) {
+ delta = (time - fw.tally_clock);
+
+ fw.tally.active += delta;
+
+ boff = get(AR9170_MAC_REG_BACKOFF_STATUS);
+ if (boff & AR9170_MAC_BACKOFF_TX_PE)
+ fw.tally.tx_time += delta;
+ if (boff & AR9170_MAC_BACKOFF_CCA)
+ fw.tally.cca += delta;
+ }
+
+ fw.tally_clock = time;
+ fw.counter++;
+}
+
+static void radar_pattern_generator(void)
+{
+ if (fw.phy.state == CARL9170_PHY_ON) {
+ if (fw.wlan.soft_radar == NO_RADAR ||
+ fw.wlan.soft_radar >= __CARL9170FW_NUM_RADARS)
+ return;
+
+ const struct radar_info *radar = &radars[fw.wlan.soft_radar];
+ if (radar->pulses >= fw.wlan.pattern_index) {
+ fw.wlan.pattern_index = 0;
+ }
+
+ if (radar->pulses > fw.wlan.pattern_index) {
+ const struct radar_info_pattern *pattern = &radar->pattern[fw.wlan.pattern_index];
+ if (is_after_usecs(fw.wlan.radar_last, pattern->pulse_interval)) {
+ fw.wlan.radar_last = get_clock_counter();
+ //set(PATTERN, pattern->pulse_pattern);
+ //set(MODE, pattern->pulse_mode);
+ udelay(pattern->pulse_width);
+ //set(MODE, ~pattern->pulse_mode);
+ fw.wlan.pattern_index++;
+ }
+ }
+ }
+}
+
static void __noreturn main_loop(void)
{
/* main loop */
handle_timer();
- fw.counter++;
+ tally_update();
+
+ radar_pattern_generator();
}
}