General • Error messages in pico(tinyusb)

Code:

 hw_write_masked(&ioqspi_hw->io[CS_PIN_INDEX].ctrl,                  GPIO_OVERRIDE_LOW << IO_QSPI_GPIO_QSPI_SS_CTRL_OEOVER_LSB,                  IO_QSPI_GPIO_QSPI_SS_CTRL_OEOVER_BITS);  // Note we can't call into any sleep functions in flash right now  for (volatile int i = 0; i < 1000; ++i) {}  // The HI GPIO registers in SIO can observe and control the 6 QSPI pins.  // Note the button pulls the pin *low* when pressed.  #ifdef __ARM_ARCH_6M__ // CM0 for rp2040    #define CS_BIT (1u << 1)  #else // rp2350 (cm33/risv)    #define CS_BIT SIO_GPIO_HI_IN_QSPI_CSN_BITS  #endif  bool button_state = (sio_hw->gpio_hi_in & CS_BIT);  // Need to restore the state of chip select, else we are going to have a  // bad time when we return to code in flash!  hw_write_masked(&ioqspi_hw->io[CS_PIN_INDEX].ctrl,                  GPIO_OVERRIDE_NORMAL << IO_QSPI_GPIO_QSPI_SS_CTRL_OEOVER_LSB,                  IO_QSPI_GPIO_QSPI_SS_CTRL_OEOVER_BITS);