contrib/octeon-sdk/cvmx-ilk.c

122  * Initialize and start the ILK interface.
124  * @param interface The identifier of the packet interface to configure and
125  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
128  * @param lane_mask the lane group for this interface
132 int cvmx_ilk_start_interface (int interface, unsigned char lane_mask)
145     if (interface >= CVMX_NUM_ILK_INTF)
152      * interface only */
153     other_intf = !interface;
154     this_qlm = interface + CVMX_ILK_QLM_BASE;
158         cvmx_dprintf ("ILK%d: %s: lane assignment conflict\n", interface,
163     /* check the legality of the lane mask. interface 0 can have 8 lanes,
164      * while interface 1 can have 4 lanes at most */
165     uni_mask = lane_mask >> (interface * 4);
167          uni_mask != 0xff) || (interface == 1 && lane_mask > 0xf0))
170         cvmx_dprintf ("ILK%d: %s: incorrect lane mask: 0x%x \n", interface,
184         cvmx_dprintf ("ILK%d: %s: qlm unavailable\n", interface, __FUNCTION__);
199     ilk_ser_cfg.s.ser_pwrup |= ((interface ==0) && (lane_mask > 0xf)) ?
200                                0x3 : (1 << interface);
203     /* configure the lane enable of the interface */
204     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
205     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
207     cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
208     cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);
210     /* write to local cache. for lane speed, if interface 0 has 8 lanes,
212     cvmx_ilk_intf_cfg[interface].intf_en = 1;
213     cvmx_ilk_intf_cfg[interface].lane_en_mask = lane_mask;
220  * set pipe group base and length for the interface
222  * @param interface The identifier of the packet interface to configure and
223  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
231 int cvmx_ilk_set_pipe (int interface, int pipe_base, unsigned int pipe_len)
239     if (interface >= CVMX_NUM_ILK_INTF)
246         cvmx_dprintf ("ILK%d: %s: pipe base/length out of bounds\n", interface,
253     ilk_txx_pipe.u64 = cvmx_read_csr (CVMX_ILK_TXX_PIPE(interface));
256     cvmx_write_csr (CVMX_ILK_TXX_PIPE(interface), ilk_txx_pipe.u64);
265  * @param interface The identifier of the packet interface to configure and
266  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
274 int cvmx_ilk_tx_set_channel (int interface, cvmx_ilk_pipe_chan_t *pch,
284     if (interface >= CVMX_NUM_ILK_INTF)
295         cvmx_write_csr(CVMX_ILK_TXX_IDX_PMAP(interface), ilk_txx_idx_pmap.u64);
296         cvmx_write_csr(CVMX_ILK_TXX_MEM_PMAP(interface), pch->chan);
307  * @param interface The identifier of the packet interface to configure and
308  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
316 int cvmx_ilk_rx_set_pknd (int interface, cvmx_ilk_chan_pknd_t *chpknd,
326     if (interface >= CVMX_NUM_ILK_INTF)
333      * are given in *chpknd and interface is not used as a param */
337         ilk_rxf_idx_pmap.s.index = interface * 256 + chpknd->chan;
350  * @param interface The identifier of the packet interface to configure and
351  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
359 static int cvmx_ilk_rx_cal_conf (int interface, int cal_depth,
372     if (interface >= CVMX_NUM_ILK_INTF)
388     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
390     cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);
397     cvmx_write_csr (CVMX_ILK_RXX_IDX_CAL(interface), ilk_rxx_idx_cal.u64);
417         cvmx_write_csr(CVMX_ILK_RXX_MEM_CAL0(interface), ilk_rxx_mem_cal0.u64);
434         cvmx_write_csr(CVMX_ILK_RXX_MEM_CAL1(interface), ilk_rxx_mem_cal1.u64);
474     cvmx_write_csr(CVMX_ILK_RXX_MEM_CAL0(interface), ilk_rxx_mem_cal0.u64);
475     cvmx_write_csr(CVMX_ILK_RXX_MEM_CAL1(interface), ilk_rxx_mem_cal1.u64);
476     cvmx_read_csr (CVMX_ILK_RXX_MEM_CAL1(interface));
484  * @param interface The identifier of the packet interface to configure and
485  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
488  * @param hi_wm     high water mark for this interface
492 static int cvmx_ilk_rx_set_hwm (int interface, int hi_wm)
500     if (interface >= CVMX_NUM_ILK_INTF)
507     ilk_rxx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG1(interface));
509     cvmx_write_csr (CVMX_ILK_RXX_CFG1(interface), ilk_rxx_cfg1.u64);
518  * @param interface The identifier of the packet interface to configure and
519  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
526 static int cvmx_ilk_rx_cal_ena (int interface, unsigned char cal_ena)
534     if (interface >= CVMX_NUM_ILK_INTF)
538     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
540     cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);
541     cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
550  * @param interface The identifier of the packet interface to configure and
551  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
556  * @param hi_wm     high water mark for this interface
561 int cvmx_ilk_cal_setup_rx (int interface, int cal_depth,
570     if (interface >= CVMX_NUM_ILK_INTF)
573     res = cvmx_ilk_rx_cal_conf (interface, cal_depth, pent);
577     res = cvmx_ilk_rx_set_hwm (interface, hi_wm);
581     res = cvmx_ilk_rx_cal_ena (interface, cal_ena);
591  * @param interface The identifier of the packet interface to configure and
592  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
600 static int cvmx_ilk_tx_cal_conf (int interface, int cal_depth,
614     if (interface >= CVMX_NUM_ILK_INTF)
644     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
646     cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
651     cvmx_write_csr (CVMX_ILK_TXX_IDX_CAL(interface), ilk_txx_idx_cal.u64);
671         cvmx_write_csr(CVMX_ILK_TXX_MEM_CAL0(interface), ilk_txx_mem_cal0.u64);
688         cvmx_write_csr(CVMX_ILK_TXX_MEM_CAL1(interface), ilk_txx_mem_cal1.u64);
690     cvmx_read_csr (CVMX_ILK_TXX_MEM_CAL1(interface));
699  * @param interface The identifier of the packet interface to configure and
700  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
708 static int cvmx_ilk_bp_conf (int interface, int cal_depth, cvmx_ilk_cal_entry_t *pent)
716     /* enable bp for the interface */
740  * @param interface The identifier of the packet interface to configure and
741  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
748 static int cvmx_ilk_tx_cal_ena (int interface, unsigned char cal_ena)
756     if (interface >= CVMX_NUM_ILK_INTF)
760     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
762     cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
763     cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
772  * @param interface The identifier of the packet interface to configure and
773  *                  use as a ILK interface. cn68xx has 2 interfaces: ilk0 and
782 int cvmx_ilk_cal_setup_tx (int interface, int cal_depth,
790     if (interface >= CVMX_NUM_ILK_INTF)
793     res = cvmx_ilk_tx_cal_conf (interface, cal_depth, pent);
798     res = cvmx_ilk_bp_conf (interface, cal_depth, pent);
803     res = cvmx_ilk_tx_cal_ena (interface, cal_ena);
811 static void cvmx_ilk_reg_dump_rx (int interface)
828     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
831     ilk_rxx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG1(interface));
834     ilk_rxx_int.u64 = cvmx_read_csr (CVMX_ILK_RXX_INT(interface));
836     cvmx_write_csr (CVMX_ILK_RXX_INT(interface), ilk_rxx_int.u64);
838     ilk_rxx_jabber.u64 = cvmx_read_csr (CVMX_ILK_RXX_JABBER(interface));
865     ilk_rxf_idx_pmap.s.index = interface * 256;
878     cvmx_write_csr (CVMX_ILK_RXX_IDX_CAL(interface), ilk_rxx_idx_cal.u64);
881         ilk_rxx_idx_cal.u64 = cvmx_read_csr(CVMX_ILK_RXX_IDX_CAL(interface));
884         ilk_rxx_mem_cal0.u64 = cvmx_read_csr(CVMX_ILK_RXX_MEM_CAL0(interface));
886         ilk_rxx_mem_cal1.u64 = cvmx_read_csr(CVMX_ILK_RXX_MEM_CAL1(interface));
891 static void cvmx_ilk_reg_dump_tx (int interface)
904     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
907     ilk_txx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG1(interface));
910     ilk_txx_pipe.u64 = cvmx_read_csr (CVMX_ILK_TXX_PIPE(interface));
916     cvmx_write_csr (CVMX_ILK_TXX_IDX_PMAP(interface), ilk_txx_idx_pmap.u64);
919         ilk_txx_mem_pmap.u64 = cvmx_read_csr (CVMX_ILK_TXX_MEM_PMAP(interface));
924     ilk_txx_int.u64 = cvmx_read_csr (CVMX_ILK_TXX_INT(interface));
929     cvmx_write_csr (CVMX_ILK_TXX_IDX_CAL(interface), ilk_txx_idx_cal.u64);
932         ilk_txx_idx_cal.u64 = cvmx_read_csr(CVMX_ILK_TXX_IDX_CAL(interface));
935         ilk_txx_mem_cal0.u64 = cvmx_read_csr(CVMX_ILK_TXX_MEM_CAL0(interface));
937         ilk_txx_mem_cal1.u64 = cvmx_read_csr(CVMX_ILK_TXX_MEM_CAL1(interface));
946  * @param interface The identifier of the packet interface to enable. cn68xx
952 void cvmx_ilk_runtime_status (int interface)
962     cvmx_dprintf ("\nilk run-time status: interface: %d\n", interface);
964     ilk_txx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG1(interface));
971     ilk_txx_flow_ctl0.u64 = cvmx_read_csr (CVMX_ILK_TXX_FLOW_CTL0(interface));
974     ilk_rxx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG1(interface));
978     ilk_rxx_int.u64 = cvmx_read_csr (CVMX_ILK_RXX_INT(interface));
983         cvmx_write_csr (CVMX_ILK_RXX_INT(interface), ilk_rxx_int.u64);
985     ilk_rxx_flow_ctl0.u64 = cvmx_read_csr (CVMX_ILK_RXX_FLOW_CTL0(interface));
988     ilk_rxx_flow_ctl1.u64 = cvmx_read_csr (CVMX_ILK_RXX_FLOW_CTL1(interface));
1001  * enable interface
1003  * @param interface The identifier of the packet interface to enable. cn68xx
1009 int cvmx_ilk_enable (int interface)
1024     if (interface >= CVMX_NUM_ILK_INTF)
1031     cvmx_dprintf ("<<<< ILK%d: Before enabling ilk\n", interface);
1032     cvmx_ilk_reg_dump_rx (interface);
1033     cvmx_ilk_reg_dump_tx (interface);
1039     ilk_txx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG1(interface));
1042     cvmx_write_csr (CVMX_ILK_TXX_CFG1(interface), ilk_txx_cfg1.u64);
1043     cvmx_read_csr (CVMX_ILK_TXX_CFG1(interface));
1047     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
1049     cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);
1052     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
1054     cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
1063     result = __cvmx_helper_ilk_link_get(cvmx_helper_get_ipd_port(interface + CVMX_ILK_GBL_BASE, 0));
1068     ilk_rxx_cfg1.u64 = cvmx_read_csr(CVMX_ILK_RXX_CFG1(interface));
1075     cvmx_dprintf (">>>> ILK%d: After ILK is enabled\n", interface);
1076     cvmx_ilk_reg_dump_rx (interface);
1077     cvmx_ilk_reg_dump_tx (interface);
1087  * Disable interface
1089  * @param interface The identifier of the packet interface to disable. cn68xx
1094 int cvmx_ilk_disable (int interface)
1107     if (interface >= CVMX_NUM_ILK_INTF)
1111     ilk_txx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG1(interface));
1113     cvmx_write_csr (CVMX_ILK_TXX_CFG1(interface), ilk_txx_cfg1.u64);
1116     ilk_rxx_cfg1.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG1(interface));
1118     cvmx_write_csr (CVMX_ILK_RXX_CFG1(interface), ilk_rxx_cfg1.u64);
1122     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
1124     cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);
1127     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
1129     cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
1136  * Provide interface enable status
1138  * @param interface The identifier of the packet interface to disable. cn68xx
1143 int cvmx_ilk_get_intf_ena (int interface)
1145     return cvmx_ilk_intf_cfg[interface].intf_en;
1166  * Provide interface lane mask
1168  * @param interface The identifier of the packet interface to disable. cn68xx
1173 unsigned char cvmx_ilk_get_intf_ln_msk (int interface)
1175     return cvmx_ilk_intf_cfg[interface].lane_en_mask;
1181  * @param interface The identifier of the packet interface to disable. cn68xx
1188 int cvmx_ilk_get_chan_info (int interface, unsigned char **chans,
1191     *chans = cvmx_ilk_chan_map[interface];
1192     *num_chan = cvmx_ilk_chans[interface];
1200  * @param interface The identifier of the packet interface to disable. cn68xx
1207 void cvmx_ilk_show_stats (int interface, cvmx_ilk_stats_ctrl_t *pstats)
1223     if (interface >= CVMX_NUM_ILK_INTF)
1239             cvmx_write_csr (CVMX_ILK_RXX_IDX_STAT0(interface),
1242                                     (CVMX_ILK_RXX_MEM_STAT0(interface));
1248             cvmx_write_csr (CVMX_ILK_RXX_IDX_STAT1(interface),
1251                                     (CVMX_ILK_RXX_MEM_STAT1(interface));
1253             cvmx_dprintf ("ILK%d Channel%d Rx: %d packets %d bytes\n", interface,
1261             cvmx_write_csr (CVMX_ILK_TXX_IDX_STAT0(interface),
1264                                     (CVMX_ILK_TXX_MEM_STAT0(interface));
1270             cvmx_write_csr (CVMX_ILK_TXX_IDX_STAT1(interface),
1273                                     (CVMX_ILK_TXX_MEM_STAT1(interface));
1275             cvmx_dprintf ("ILK%d Channel%d Tx: %d packets %d bytes\n", interface,
1289     cvmx_write_csr (CVMX_ILK_RXX_IDX_STAT0(interface), ilk_rxx_idx_stat0.u64);
1295     cvmx_write_csr (CVMX_ILK_RXX_IDX_STAT1(interface), ilk_rxx_idx_stat1.u64);
1301     cvmx_write_csr (CVMX_ILK_TXX_IDX_STAT0(interface), ilk_txx_idx_stat0.u64);
1307     cvmx_write_csr (CVMX_ILK_TXX_IDX_STAT1(interface), ilk_txx_idx_stat1.u64);
1312                                 (CVMX_ILK_RXX_MEM_STAT0(interface));
1314                                 (CVMX_ILK_RXX_MEM_STAT1(interface));
1315         cvmx_dprintf ("ILK%d Channel%d Rx: %d packets %d bytes\n", interface, i,
1320                                 (CVMX_ILK_TXX_MEM_STAT0(interface));
1322                                 (CVMX_ILK_TXX_MEM_STAT1(interface));
1323         cvmx_dprintf ("ILK%d Channel%d Tx: %d packets %d bytes\n", interface, i,
1334  * @param interface The identifier of the packet interface to disable. cn68xx
1341 int cvmx_ilk_lpbk (int interface, cvmx_ilk_lpbk_ena_t enable,
1351     if (interface >= CVMX_NUM_ILK_INTF)
1359             ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
1362             cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
1364             ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
1367             cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);
1370         ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
1372         cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
1381         ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
1383         cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
1386     ilk_txx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_TXX_CFG0(interface));
1389     cvmx_write_csr (CVMX_ILK_TXX_CFG0(interface), ilk_txx_cfg0.u64);
1391     ilk_rxx_cfg0.u64 = cvmx_read_csr (CVMX_ILK_RXX_CFG0(interface));
1394     cvmx_write_csr (CVMX_ILK_RXX_CFG0(interface), ilk_rxx_cfg0.u64);