Exemple #1
0
def SPI_IOC_MESSAGE(N):
    return _IOW(SPI_IOC_MAGIC, 0, c_char*SPI_MSGSIZE(N))
Exemple #2
0
def SPI_IOC_MESSAGE(N):
    return _IOW(SPI_IOC_MAGIC, 0, c_char * SPI_MSGSIZE(N))
Exemple #3
0
    
    __slots__ = [name for name,type in _fields_]


# not all platforms use <asm-generic/ioctl.h> or _IOC_TYPECHECK() ...
def SPI_MSGSIZE(N):
    if ((N)*(sizeof(spi_ioc_transfer))) < (1 << _IOC_SIZEBITS):
        return (N)*(sizeof(spi_ioc_transfer))
    else:
        return 0

def SPI_IOC_MESSAGE(N):
    return _IOW(SPI_IOC_MAGIC, 0, c_char*SPI_MSGSIZE(N))

# Read / Write of SPI mode (SPI_MODE_0..SPI_MODE_3)
SPI_IOC_RD_MODE =			_IOR(SPI_IOC_MAGIC, 1, c_uint8)
SPI_IOC_WR_MODE =			_IOW(SPI_IOC_MAGIC, 1, c_uint8)

# Read / Write SPI bit justification
SPI_IOC_RD_LSB_FIRST =		_IOR(SPI_IOC_MAGIC, 2, c_uint8)
SPI_IOC_WR_LSB_FIRST =		_IOW(SPI_IOC_MAGIC, 2, c_uint8)

# Read / Write SPI device word length (1..N)
SPI_IOC_RD_BITS_PER_WORD =	_IOR(SPI_IOC_MAGIC, 3, c_uint8)
SPI_IOC_WR_BITS_PER_WORD =	_IOW(SPI_IOC_MAGIC, 3, c_uint8)

# Read / Write SPI device default max speed hz
SPI_IOC_RD_MAX_SPEED_HZ =		_IOR(SPI_IOC_MAGIC, 4, c_uint32)
SPI_IOC_WR_MAX_SPEED_HZ =		_IOW(SPI_IOC_MAGIC, 4, c_uint32)
Exemple #4
0
    __slots__ = [name for name, type in _fields_]


# not all platforms use <asm-generic/ioctl.h> or _IOC_TYPECHECK() ...
def SPI_MSGSIZE(N):
    if ((N) * (sizeof(spi_ioc_transfer))) < (1 << _IOC_SIZEBITS):
        return (N) * (sizeof(spi_ioc_transfer))
    else:
        return 0


def SPI_IOC_MESSAGE(N):
    return _IOW(SPI_IOC_MAGIC, 0, c_char * SPI_MSGSIZE(N))


# Read / Write of SPI mode (SPI_MODE_0..SPI_MODE_3)
SPI_IOC_RD_MODE = _IOR(SPI_IOC_MAGIC, 1, c_uint8)
SPI_IOC_WR_MODE = _IOW(SPI_IOC_MAGIC, 1, c_uint8)

# Read / Write SPI bit justification
SPI_IOC_RD_LSB_FIRST = _IOR(SPI_IOC_MAGIC, 2, c_uint8)
SPI_IOC_WR_LSB_FIRST = _IOW(SPI_IOC_MAGIC, 2, c_uint8)

# Read / Write SPI device word length (1..N)
SPI_IOC_RD_BITS_PER_WORD = _IOR(SPI_IOC_MAGIC, 3, c_uint8)
SPI_IOC_WR_BITS_PER_WORD = _IOW(SPI_IOC_MAGIC, 3, c_uint8)

# Read / Write SPI device default max speed hz
SPI_IOC_RD_MAX_SPEED_HZ = _IOR(SPI_IOC_MAGIC, 4, c_uint32)
SPI_IOC_WR_MAX_SPEED_HZ = _IOW(SPI_IOC_MAGIC, 4, c_uint32)