CVMX_L2C_SPAR0
cvmx_write_csr(CVMX_L2C_SPAR0,
(cvmx_read_csr(CVMX_L2C_SPAR0) & ~(0xFF << field)) |
return (cvmx_read_csr(CVMX_L2C_SPAR0) & (0xFF << field)) >> field;