X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=carlfw%2Fsrc%2Fmain.c;h=b24d905f5eba04f1de8b51ac3cf3f0f3048e5393;hb=1739e9d7c5d581c15d1ae331d83352f8998a6a83;hp=c35f5ad104a9cf4feaf6716c2419783f83e7d9af;hpb=8dc065b3012754fb34dcb04b7ce295cca4be0627;p=carl9170fw.git diff --git a/carlfw/src/main.c b/carlfw/src/main.c index c35f5ad..b24d905 100644 --- a/carlfw/src/main.c +++ b/carlfw/src/main.c @@ -31,54 +31,10 @@ #include "wl.h" #include "rf.h" #include "usb.h" -#include "radar.h" +#include "pattern_generator.h" #define AR9170_WATCH_DOG_TIMER 0x100 -static void timer_init(const unsigned int timer, const unsigned int interval) -{ - /* Set timer to periodic mode */ - orl(AR9170_TIMER_REG_CONTROL, BIT(timer)); - - /* Set time interval */ - set(AR9170_TIMER_REG_TIMER0 + (timer << 2), interval - 1); - - /* Clear timer interrupt flag */ - orl(AR9170_TIMER_REG_INTERRUPT, BIT(timer)); -} - -void clock_set(enum cpu_clock_t clock_, bool on) -{ - /* - * Word of Warning! - * This setting does more than just mess with the CPU Clock. - * So watch out, if you need _stable_ timer interrupts. - */ -#ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS - 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, 0x5163); -#endif /* CONFIG_CARL9170FW_RADIO_FUNCTIONS */ - - fw.ticks_per_usec = GET_VAL(AR9170_PWR_PLL_ADDAC_DIV, - get(AR9170_PWR_REG_PLL_ADDAC)); - - set(AR9170_PWR_REG_CLOCK_SEL, (uint32_t) ((on ? 0x70 : 0x600) | clock_)); - - switch (clock_) { - case AHB_20_22MHZ: - fw.ticks_per_usec >>= 1; - case AHB_40MHZ_OSC: - case AHB_40_44MHZ: - fw.ticks_per_usec >>= 1; - case AHB_80_88MHZ: - break; - } -} - static void init(void) { led_init(); @@ -127,50 +83,15 @@ static void handle_fw(void) reboot(); } -static void timer0_isr(void) -{ - wlan_timer(); - -#ifdef CONFIG_CARL9170FW_GPIO_INTERRUPT - gpio_timer(); -#endif /* CONFIG_CARL9170FW_GPIO_INTERRUPT */ - -#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 handle_timer(void) -{ - uint32_t intr; - - intr = get(AR9170_TIMER_REG_INTERRUPT); - - /* ACK timer interrupt */ - set(AR9170_TIMER_REG_INTERRUPT, intr); - -#define HANDLER(intr, flag, func) \ - do { \ - if ((intr & flag) != 0) { \ - intr &= ~flag; \ - func(); \ - } \ - } while (0) - - HANDLER(intr, BIT(0), timer0_isr); - - if (intr) - DBG("Unhandled Timer Event %x", (unsigned int) intr); - -#undef HANDLER -} - static void tally_update(void) { - unsigned int boff, time, delta; + unsigned int time; time = get_clock_counter(); +#ifdef CONFIG_CARL9170FW_RADIO_FUNCTIONS if (fw.phy.state == CARL9170_PHY_ON) { + unsigned int boff, delta; + delta = (time - fw.tally_clock); fw.tally.active += delta; @@ -181,37 +102,11 @@ static void tally_update(void) if (boff & AR9170_MAC_BACKOFF_CCA) fw.tally.cca += delta; } - +#endif /* CONFIG_CARL9170FW_RADIO_FUNCTIONS */ 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 */ @@ -232,7 +127,7 @@ static void __noreturn main_loop(void) tally_update(); - radar_pattern_generator(); + pattern_generator(); } } @@ -246,7 +141,7 @@ static void __noreturn main_loop(void) * we put _start() there with the linker script carl9170.lds. */ -void __section(boot) start(void) +void __section(boot) __noreturn __visible start(void) { clock_set(AHB_40MHZ_OSC, true);