link_phy_t link_phy_open(const char * name, int baudrate){
link_phy_t fd;
uint32_t pinmask;
#ifdef __PHY_USB
fd = link_phy_usb_open();
if( fd < 0){
led_error();
return -1;
}
#else
uart_attr_t attr;
fd = open("/dev/uart0", O_RDWR);
if( fd < 0){
return -1;
}
attr.baudrate = 460800;
attr.parity = UART_PARITY_EVEN;
attr.pin_assign = 0;
attr.start = UART_ATTR_START_BITS_1;
attr.stop = UART_ATTR_STOP_BITS_2;
attr.width = 8;
if( ioctl(fd, I_UART_SETATTR, &attr) < 0 ){
return -1;
}
#endif
pinmask = (1<<18);
hwpl_core_privcall(led_priv_on, &pinmask);
usleep(50*1000);
hwpl_core_privcall(led_priv_off, &pinmask);
pinmask = (1<<20);
hwpl_core_privcall(led_priv_on, &pinmask);
usleep(75*1000);
hwpl_core_privcall(led_priv_off, &pinmask);
pinmask = (1<<21);
hwpl_core_privcall(led_priv_on, &pinmask);
usleep(100*1000);
hwpl_core_privcall(led_priv_off, &pinmask);
pinmask = (1<<23);
hwpl_core_privcall(led_priv_on, &pinmask);
usleep(200*1000);
hwpl_core_privcall(led_priv_off, &pinmask);
link_phy_flush(fd);
#ifdef XIVELY
init_devices();
#endif
return fd;
}
void EVENT_USB_Device_ConfigurationChanged(void)
{
bool success = true;
success &= MS_Device_ConfigureEndpoints(&ms_device);
success &= HID_Device_ConfigureEndpoints(&keyboard_device);
// success &= CDC_Device_ConfigureEndpoints(&serial_device);
USB_Device_EnableSOFEvents();
if (!success) {
led_error(USB_ERROR);
}
}
/* Systick interrupt handler */
void SysTick_Handler(void) {
ticks++;
static int warmup = 0;
static uint16_t sdch_state = 0;
static uint16_t reset_state = 0;
sdch_state = (sdch_state << 1) | SDCARD_DETECT | 0xe000;
if(warmup > WARMUP_TICKS && ((sdch_state == 0xf000) || (sdch_state == 0xefff))) {
sd_changed = 1;
}
reset_state = (reset_state << 1) | get_snes_reset() | 0xe000;
if((reset_state == 0xf000) || (reset_state == 0xefff)) {
reset_pressed = (reset_state == 0xf000);
reset_changed = 1;
}
led_error();
sdn_changed();
SysTick_Hook();
if(warmup <= WARMUP_TICKS) warmup++;
}
