CN23XX_SLI_OQ_WMARK
octeon_write_csr64(oct, CN23XX_SLI_OQ_WMARK, 32);
octeon_write_csr64(oct, CN23XX_SLI_OQ_WMARK, 0);
writeq(0x40, (u8 *)oct->mmio[0].hw_addr + CN23XX_SLI_OQ_WMARK);
reg = CN23XX_SLI_OQ_WMARK;