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#include "project.h"
int time_known;
static void cmd_dispatch()
{
uint8_t c;
while (!ring_read_byte (&rx1_ring, &c)) {
printf ("KEY> %c\r\n", c);
switch (c) {
case 'R':
scb_reset_system();
break;
case 'G':
gps_reset();
break;
case 'A':
gps_almanac();
break;
}
}
}
static const clock_scale_t hse_10mhz_3v3_168 = {
/* 168MHz */
.pllm = 10,
.plln = 336,
.pllp = 2,
.pllq = 7,
.hpre = RCC_CFGR_HPRE_DIV_NONE,
.ppre1 = RCC_CFGR_PPRE_DIV_4,
.ppre2 = RCC_CFGR_PPRE_DIV_2,
.flash_config = FLASH_ACR_ICE | FLASH_ACR_DCE |
FLASH_ACR_LATENCY_5WS,
.apb1_frequency = 42000000,
.apb2_frequency = 84000000,
};
static void
board_setup (void)
{
rcc_osc_bypass_enable (HSE);
rcc_clock_setup_hse_3v3 (&hse_10mhz_3v3_168);
rcc_periph_clock_enable (RCC_SYSCFG);
rcc_periph_clock_enable (RCC_GPIOA);
rcc_periph_clock_enable (RCC_GPIOB);
rcc_periph_clock_enable (RCC_GPIOC);
rcc_periph_clock_enable (RCC_GPIOD);
rcc_periph_clock_enable (RCC_GPIOE);
rcc_periph_clock_enable (RCC_USART1);
rcc_periph_clock_enable (RCC_USART3);
rcc_periph_clock_enable (RCC_ETHMAC);
rcc_periph_clock_enable (RCC_ETHMACTX);
rcc_periph_clock_enable (RCC_ETHMACRX);
rcc_periph_clock_enable (RCC_ETHMACPTP);
nvic_set_priority (NVIC_EXTI2_IRQ, 0x0);
nvic_set_priority (NVIC_EXTI0_IRQ, 0x10);
nvic_set_priority (NVIC_EXTI15_10_IRQ, 0x20);
nvic_set_priority (NVIC_USART1_IRQ, 0x30);
nvic_set_priority (NVIC_USART3_IRQ, 0x30);
nvic_set_priority (NVIC_ETH_IRQ, 0x40);
nvic_set_priority (NVIC_SYSTICK_IRQ, 0x50);
}
static void
system_init (void)
{
board_setup();
led_init();
ticker_init();
usart_init();
msf_init();
dcf77_init();
printf ("LWIP\r\n");
start_lwip();
printf ("STETH\r\n");
steth_init();
gps_init();
ntp_init();
}
int
main (void)
{
system_init();
printf ("Boot\r\n");
#if 0
while (1) {
uint32_t now = SCS_DWT_CYCCNT;
uint64_t abs = abs_extend (now);
EPOCH e = pll_decompose (abs);
time_print_epoch ("TEST: ", e);
delay_ms (100);
}
#endif
while (1) {
#if 0
{
uint32_t now = SCS_DWT_CYCCNT;
uint64_t abs = abs_extend (now);
EPOCH e = pll_decompose (abs);
time_print_epoch ("TEST: ", e);
delay_ms (100);
}
abs_meh();
#endif
msf_dispatch();
dcf77_dispatch();
gps_dispatch();
cmd_dispatch();
dispatch_lwip();
}
return 0;
}
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