struct RxFifoStatusRegister

Defined at line 78 of file ../../zircon/system/ulib/uart/include/lib/uart/geni.h

RX_FIFO_STATUS / GENI_RX_FIFO_STATUS

This register is not documented in the Hardware register description

doc, but is referred in both the Hardware register description and the QUP

v3 Hardware Programming Guide.

Experiments show that the register definitions below match the hardware

behavior.

Public Members

 field_last_byte_received_82

 field_valid_bytes_in_last_word_if_not_zero_88

 field_word_count_91

hwreg::RegisterAddr<RxFifoStatusRegister> Get ()

Defined at line 79 of file ../../zircon/system/ulib/uart/include/lib/uart/geni.h

template <, >

typename SelfType::ValueType last_byte_received ()

Determines if the FIFO has received the last byte.

Defined at line 82 of file ../../zircon/system/ulib/uart/include/lib/uart/geni.h

template <, >

SelfType & set_last_byte_received (typename SelfType::ValueType val)

Determines if the FIFO has received the last byte.

Defined at line 82 of file ../../zircon/system/ulib/uart/include/lib/uart/geni.h

template <, >

SelfType & set_valid_bytes_in_last_word_if_not_zero (typename SelfType::ValueType val)

If not zero, number of valid bytes in the last FIFO word.

If zero, all bytes in the last FIFO word are valid.

Valid only if `last_byte_received` is true and this field is not zero.

Defined at line 88 of file ../../zircon/system/ulib/uart/include/lib/uart/geni.h

template <, >

typename SelfType::ValueType valid_bytes_in_last_word_if_not_zero ()