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#include "project.h"
extern uint32_t dfu_flag;
int
main (void)
{
// rcc_clock_setup_in_hsi_out_48mhz ();
//nvic_set_priority_grouping(NVIC_PriorityGroup_4);
/*set up pll */
rcc_clock_setup_in_hse_8mhz_out_72mhz ();
/*turn on clocks to periferals */
rcc_periph_clock_enable (RCC_GPIOA);
rcc_periph_clock_enable (RCC_GPIOB);
rcc_periph_clock_enable (RCC_GPIOC);
rcc_periph_clock_enable (RCC_USART1);
rcc_periph_clock_enable (RCC_USART2);
rcc_periph_clock_enable (RCC_USART3);
rcc_periph_clock_enable (RCC_AFIO);
ticker_init ();
led_init ();
usart_init ();
usb_init ();
/*Start periodic timer */
/*Adjust interrupt priorities so that uarts trump timer */
nvic_set_priority (NVIC_USART1_IRQ, 0x40);
nvic_set_priority (NVIC_USART2_IRQ, 0x40);
nvic_set_priority (NVIC_USART3_IRQ, 0x40);
nvic_set_priority (NVIC_SYSTICK_IRQ, 0xff);
#if 0
/*GPIO C11 was used to determine if we should enter dfu */
/*now we use a ramdom address in ram */
gpio_set (GPIOC, GPIO11);
gpio_set_mode (GPIOC, GPIO_MODE_OUTPUT_2_MHZ,
GPIO_CNF_OUTPUT_PUSHPULL, GPIO11);
{
int i;
for (i = 0; i < 0x80000; i++)
__asm__ ("nop");
}
gpio_clear (GPIOC, GPIO11);
#endif
printf ("stm32_usb_kvm:\r\n");
printf ("dfu_flag=%08lx\r\n", dfu_flag);
usb_run ();
return 0;
}
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