contrib/octeon-sdk/cvmx-helper-rgmii.c

145  * out will be received back again on the same port. Externally
148  * @param port   IPD port number to loop.
150 void cvmx_helper_rgmii_internal_loopback(int port)
152     int interface = (port >> 4) & 1;
153     int index = port & 0xf;
188     int port;
210     for (port=0; port<num_ports; port++)
218         frm_ctl.u64 = cvmx_read_csr(CVMX_GMXX_RXX_FRM_CTL(port, interface));
220         cvmx_write_csr(CVMX_GMXX_RXX_FRM_CTL(port, interface), frm_ctl.u64);
226         cvmx_write_csr(CVMX_GMXX_TXX_PAUSE_PKT_TIME(port, interface), 20000);
227         cvmx_write_csr(CVMX_GMXX_TXX_PAUSE_PKT_INTERVAL(port, interface), 19000);
233         cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(port, interface), 26);
234         cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(port, interface), 26);
243             if (port == 0) {
244                 cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(port, interface), 4);
246                 cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(port, interface), 7);
248             cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(port, interface), 0);
257             cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(port, interface), 16);
258             cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(port, interface), 16);
262             cvmx_write_csr(CVMX_ASXX_TX_CLK_SETX(port, interface), 24);
263             cvmx_write_csr(CVMX_ASXX_RX_CLK_SETX(port, interface), 24);
272     for (port=0; port<num_ports; port++)
275         cvmx_helper_link_autoconf(cvmx_helper_get_ipd_port(interface, port));
276         gmx_cfg.u64 = cvmx_read_csr(CVMX_GMXX_PRTX_CFG(port, interface));
278         cvmx_write_csr(CVMX_GMXX_PRTX_CFG(port, interface), gmx_cfg.u64);
286  * Return the link state of an IPD/PKO port as returned by
291  * @param ipd_port IPD/PKO port to query
319  * Configure an IPD/PKO port for the specified link state. This
325  * @param ipd_port  IPD/PKO port to configure
385     /* Disable the port before we make any changes */
448             **                           MII port is selected by GMX_PRT1_CFG[SPEED].
462     /* Save the new GMX setting without enabling the port */
490  * Configure a port for internal and/or external loopback. Internal loopback
491  * causes packets sent by the port to be received by Octeon. External loopback
494  * @param ipd_port IPD/PKO port to loopback.
513     /* Force port to be disabled */