14d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* 2a02d44a02bd2b3f3848f30e335adc3c076b3f905Divy Le Ray * Copyright (c) 2003-2008 Chelsio, Inc. All rights reserved. 34d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * 41d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * This software is available to you under a choice of one of two 51d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * licenses. You may choose to be licensed under the terms of the GNU 61d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * General Public License (GPL) Version 2, available from the file 71d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * COPYING in the main directory of this source tree, or the 81d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * OpenIB.org BSD license below: 94d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * 101d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * Redistribution and use in source and binary forms, with or 111d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * without modification, are permitted provided that the following 121d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * conditions are met: 131d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * 141d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * - Redistributions of source code must retain the above 151d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * copyright notice, this list of conditions and the following 161d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * disclaimer. 171d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * 181d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * - Redistributions in binary form must reproduce the above 191d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * copyright notice, this list of conditions and the following 201d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * disclaimer in the documentation and/or other materials 211d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * provided with the distribution. 221d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * 231d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 241d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 251d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 261d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS 271d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN 281d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN 291d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 301d68e93d65d63814388d1a0b3de028de6dc27ae0Divy Le Ray * SOFTWARE. 314d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 324d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#include "common.h" 334d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#include "regs.h" 344d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 354d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Rayenum { 364d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray IDT75P52100 = 4, 374d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray IDT75N43102 = 5 384d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray}; 394d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 404d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* DBGI command mode */ 414d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Rayenum { 424d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray DBGI_MODE_MBUS = 0, 434d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray DBGI_MODE_IDT52100 = 5 444d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray}; 454d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 464d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT 75P52100 commands */ 474d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_CMD_READ 0 484d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_CMD_WRITE 1 494d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_CMD_SEARCH 2 504d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_CMD_LEARN 3 514d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 524d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT LAR register address and value for 144-bit mode (low 32 bits) */ 534d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_LAR_ADR0 0x180006 544d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_LAR_MODE144 0xffff0000 554d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 564d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT SCR and SSR addresses (low 32 bits) */ 574d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_SCR_ADR0 0x180000 584d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_SSR0_ADR0 0x180002 594d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_SSR1_ADR0 0x180004 604d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 614d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT GMR base address (low 32 bits) */ 624d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_GMR_BASE_ADR0 0x180020 634d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 644d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT data and mask array base addresses (low 32 bits) */ 654d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_DATARY_BASE_ADR0 0 664d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT_MSKARY_BASE_ADR0 0x80000 674d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 684d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT 75N43102 commands */ 694d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_CMD_SEARCH144 3 704d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_CMD_WRITE 4 714d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_CMD_READ 5 724d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 734d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT 75N43102 SCR address (low 32 bits) */ 744d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_SCR_ADR0 0x3 754d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 764d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT 75N43102 GMR base addresses (low 32 bits) */ 774d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_GMR_BASE0 0x10 784d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_GMR_BASE1 0x20 794d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_GMR_BASE2 0x30 804d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 814d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* IDT 75N43102 data and mask array base addresses (low 32 bits) */ 824d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_DATARY_BASE_ADR0 0x1000000 834d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define IDT4_MSKARY_BASE_ADR0 0x2000000 844d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 854d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define MAX_WRITE_ATTEMPTS 5 864d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 874d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define MAX_ROUTES 2048 884d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 894d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* 904d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * Issue a command to the TCAM and wait for its completion. The address and 914d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * any data required by the command must have been setup by the caller. 924d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 934d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic int mc5_cmd_write(struct adapter *adapter, u32 cmd) 944d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 954d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_CMD, cmd); 964d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return t3_wait_op_done(adapter, A_MC5_DB_DBGI_RSP_STATUS, 974d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray F_DBGIRSPVALID, 1, MAX_WRITE_ATTEMPTS, 1); 984d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 994d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1004d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic inline void dbgi_wr_addr3(struct adapter *adapter, u32 v1, u32 v2, 1014d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 v3) 1024d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 1034d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_ADDR0, v1); 1044d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_ADDR1, v2); 1054d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_ADDR2, v3); 1064d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 1074d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1084d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic inline void dbgi_wr_data3(struct adapter *adapter, u32 v1, u32 v2, 1094d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 v3) 1104d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 1114d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_DATA0, v1); 1124d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_DATA1, v2); 1134d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_DATA2, v3); 1144d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 1154d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1164d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic inline void dbgi_rd_rsp3(struct adapter *adapter, u32 *v1, u32 *v2, 1174d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 *v3) 1184d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 1194d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray *v1 = t3_read_reg(adapter, A_MC5_DB_DBGI_RSP_DATA0); 1204d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray *v2 = t3_read_reg(adapter, A_MC5_DB_DBGI_RSP_DATA1); 1214d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray *v3 = t3_read_reg(adapter, A_MC5_DB_DBGI_RSP_DATA2); 1224d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 1234d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1244d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* 1254d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * Write data to the TCAM register at address (0, 0, addr_lo) using the TCAM 1264d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * command cmd. The data to be written must have been set up by the caller. 1274d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * Returns -1 on failure, 0 on success. 1284d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 1294d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic int mc5_write(struct adapter *adapter, u32 addr_lo, u32 cmd) 1304d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 1314d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adapter, A_MC5_DB_DBGI_REQ_ADDR0, addr_lo); 1324d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_cmd_write(adapter, cmd) == 0) 1334d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return 0; 1344d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray CH_ERR(adapter, "MC5 timeout writing to TCAM address 0x%x\n", 1354d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray addr_lo); 1364d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -1; 1374d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 1384d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1394d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic int init_mask_data_array(struct mc5 *mc5, u32 mask_array_base, 1404d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 data_array_base, u32 write_cmd, 1414d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray int addr_shift) 1424d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 1434d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray unsigned int i; 1444d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray struct adapter *adap = mc5->adapter; 1454d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1464d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* 1474d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * We need the size of the TCAM data and mask arrays in terms of 1484d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * 72-bit entries. 1494d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 1504d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray unsigned int size72 = mc5->tcam_size; 1514d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray unsigned int server_base = t3_read_reg(adap, A_MC5_DB_SERVER_INDEX); 1524d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1534d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5->mode == MC5_MODE_144_BIT) { 1544d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray size72 *= 2; /* 1 144-bit entry is 2 72-bit entries */ 1554d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray server_base *= 2; 1564d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 1574d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1584d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Clear the data array */ 1594d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0, 0, 0); 1604d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray for (i = 0; i < size72; i++) 1614d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, data_array_base + (i << addr_shift), 1624d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray write_cmd)) 1634d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -1; 1644d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1654d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Initialize the mask array. */ 1664d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xffffffff, 0xffffffff, 0xff); 1674d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray for (i = 0; i < size72; i++) { 1684d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (i == server_base) /* entering server or routing region */ 1694d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DBGI_REQ_DATA0, 1704d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->mode == MC5_MODE_144_BIT ? 1714d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 0xfffffff9 : 0xfffffffd); 1724d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, mask_array_base + (i << addr_shift), 1734d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray write_cmd)) 1744d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -1; 1754d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 1764d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return 0; 1774d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 1784d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1794d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic int init_idt52100(struct mc5 *mc5) 1804d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 1814d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray int i; 1824d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray struct adapter *adap = mc5->adapter; 1834d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1844d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_RSP_LATENCY, 1854d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray V_RDLAT(0x15) | V_LRNLAT(0x15) | V_SRCHLAT(0x15)); 1864d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_PART_ID_INDEX, 2); 1874d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 1884d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* 1894d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * Use GMRs 14-15 for ELOOKUP, GMRs 12-13 for SYN lookups, and 1904d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * GMRs 8-9 for ACK- and AOPEN searches. 1914d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 1924d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_POPEN_DATA_WR_CMD, IDT_CMD_WRITE); 1934d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_POPEN_MASK_WR_CMD, IDT_CMD_WRITE); 1944d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_AOPEN_SRCH_CMD, IDT_CMD_SEARCH); 1954d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_AOPEN_LRN_CMD, IDT_CMD_LEARN); 1964d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_SYN_SRCH_CMD, IDT_CMD_SEARCH | 0x6000); 1974d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_SYN_LRN_CMD, IDT_CMD_LEARN); 1984d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ACK_SRCH_CMD, IDT_CMD_SEARCH); 1994d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ACK_LRN_CMD, IDT_CMD_LEARN); 2004d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ILOOKUP_CMD, IDT_CMD_SEARCH); 2014d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ELOOKUP_CMD, IDT_CMD_SEARCH | 0x7000); 2024d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DATA_WRITE_CMD, IDT_CMD_WRITE); 2034d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DATA_READ_CMD, IDT_CMD_READ); 2044d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2054d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set DBGI command mode for IDT TCAM. */ 2064d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DBGI_CONFIG, DBGI_MODE_IDT52100); 2074d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2084d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set up LAR */ 2094d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, IDT_LAR_MODE144, 0, 0); 2104d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT_LAR_ADR0, IDT_CMD_WRITE)) 2114d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2124d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2134d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set up SSRs */ 2144d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xffffffff, 0xffffffff, 0); 2154d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT_SSR0_ADR0, IDT_CMD_WRITE) || 2164d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5_write(adap, IDT_SSR1_ADR0, IDT_CMD_WRITE)) 2174d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2184d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2194d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set up GMRs */ 2204d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray for (i = 0; i < 32; ++i) { 2214d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (i >= 12 && i < 15) 2224d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xfffffff9, 0xffffffff, 0xff); 2234d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray else if (i == 15) 2244d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xfffffff9, 0xffff8007, 0xff); 2254d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray else 2264d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xffffffff, 0xffffffff, 0xff); 2274d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2284d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT_GMR_BASE_ADR0 + i, IDT_CMD_WRITE)) 2294d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2304d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 2314d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2324d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set up SCR */ 2334d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 1, 0, 0); 2344d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT_SCR_ADR0, IDT_CMD_WRITE)) 2354d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2364d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2374d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return init_mask_data_array(mc5, IDT_MSKARY_BASE_ADR0, 2384d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray IDT_DATARY_BASE_ADR0, IDT_CMD_WRITE, 0); 2394d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Rayerr: 2404d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -EIO; 2414d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 2424d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2434d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic int init_idt43102(struct mc5 *mc5) 2444d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 2454d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray int i; 2464d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray struct adapter *adap = mc5->adapter; 2474d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2484d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_RSP_LATENCY, 2494d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray adap->params.rev == 0 ? V_RDLAT(0xd) | V_SRCHLAT(0x11) : 2504d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray V_RDLAT(0xd) | V_SRCHLAT(0x12)); 2514d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2524d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* 2534d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * Use GMRs 24-25 for ELOOKUP, GMRs 20-21 for SYN lookups, and no mask 2544d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * for ACK- and AOPEN searches. 2554d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 2564d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_POPEN_DATA_WR_CMD, IDT4_CMD_WRITE); 2574d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_POPEN_MASK_WR_CMD, IDT4_CMD_WRITE); 2584d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_AOPEN_SRCH_CMD, 2594d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray IDT4_CMD_SEARCH144 | 0x3800); 2604d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_SYN_SRCH_CMD, IDT4_CMD_SEARCH144); 2614d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ACK_SRCH_CMD, IDT4_CMD_SEARCH144 | 0x3800); 2624d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ILOOKUP_CMD, IDT4_CMD_SEARCH144 | 0x3800); 2634d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ELOOKUP_CMD, IDT4_CMD_SEARCH144 | 0x800); 2644d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DATA_WRITE_CMD, IDT4_CMD_WRITE); 2654d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DATA_READ_CMD, IDT4_CMD_READ); 2664d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2674d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_PART_ID_INDEX, 3); 2684d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2694d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set DBGI command mode for IDT TCAM. */ 2704d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DBGI_CONFIG, DBGI_MODE_IDT52100); 2714d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2724d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set up GMRs */ 2734d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xffffffff, 0xffffffff, 0xff); 2744d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray for (i = 0; i < 7; ++i) 2754d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT4_GMR_BASE0 + i, IDT4_CMD_WRITE)) 2764d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2774d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2784d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray for (i = 0; i < 4; ++i) 2794d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT4_GMR_BASE2 + i, IDT4_CMD_WRITE)) 2804d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2814d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2824d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xfffffff9, 0xffffffff, 0xff); 2834d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT4_GMR_BASE1, IDT4_CMD_WRITE) || 2844d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5_write(adap, IDT4_GMR_BASE1 + 1, IDT4_CMD_WRITE) || 2854d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5_write(adap, IDT4_GMR_BASE1 + 4, IDT4_CMD_WRITE)) 2864d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2874d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2884d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xfffffff9, 0xffff8007, 0xff); 2894d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT4_GMR_BASE1 + 5, IDT4_CMD_WRITE)) 2904d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2914d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2924d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Set up SCR */ 2934d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray dbgi_wr_data3(adap, 0xf0000000, 0, 0); 2944d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mc5_write(adap, IDT4_SCR_ADR0, IDT4_CMD_WRITE)) 2954d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray goto err; 2964d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 2974d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return init_mask_data_array(mc5, IDT4_MSKARY_BASE_ADR0, 2984d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray IDT4_DATARY_BASE_ADR0, IDT4_CMD_WRITE, 1); 2994d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Rayerr: 3004d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -EIO; 3014d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 3024d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3034d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* Put MC5 in DBGI mode. */ 3044d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic inline void mc5_dbgi_mode_enable(const struct mc5 *mc5) 3054d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 3064d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(mc5->adapter, A_MC5_DB_CONFIG, 3074d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray V_TMMODE(mc5->mode == MC5_MODE_72_BIT) | F_DBGIEN); 3084d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 3094d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3104d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* Put MC5 in M-Bus mode. */ 3114d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Raystatic void mc5_dbgi_mode_disable(const struct mc5 *mc5) 3124d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 3134d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(mc5->adapter, A_MC5_DB_CONFIG, 3144d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray V_TMMODE(mc5->mode == MC5_MODE_72_BIT) | 3154d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray V_COMPEN(mc5->mode == MC5_MODE_72_BIT) | 3164d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray V_PRTYEN(mc5->parity_enabled) | F_MBUSEN); 3174d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 3184d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3194d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* 3204d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * Initialization that requires the OS and protocol layers to already 321b595076a180a56d1bb170e6eceda6eb9d76f4cd3Uwe Kleine-König * be initialized goes here. 3224d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 3234d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Rayint t3_mc5_init(struct mc5 *mc5, unsigned int nservers, unsigned int nfilters, 3244d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray unsigned int nroutes) 3254d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 3264d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 cfg; 3274d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray int err; 3284d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray unsigned int tcam_size = mc5->tcam_size; 3294d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray struct adapter *adap = mc5->adapter; 3304d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3318ac3ba68e25a73594646ec30b7c482b364644c92Divy Le Ray if (!tcam_size) 3328ac3ba68e25a73594646ec30b7c482b364644c92Divy Le Ray return 0; 3338ac3ba68e25a73594646ec30b7c482b364644c92Divy Le Ray 3344d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (nroutes > MAX_ROUTES || nroutes + nservers + nfilters > tcam_size) 3354d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -EINVAL; 3364d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3374d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* Reset the TCAM */ 3384d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray cfg = t3_read_reg(adap, A_MC5_DB_CONFIG) & ~F_TMMODE; 3394d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray cfg |= V_TMMODE(mc5->mode == MC5_MODE_72_BIT) | F_TMRST; 3404d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_CONFIG, cfg); 3414d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (t3_wait_op_done(adap, A_MC5_DB_CONFIG, F_TMRDY, 1, 500, 0)) { 3424d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray CH_ERR(adap, "TCAM reset timed out\n"); 3434d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return -1; 3444d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 3454d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3464d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_ROUTING_TABLE_INDEX, tcam_size - nroutes); 3474d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_FILTER_TABLE, 3484d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray tcam_size - nroutes - nfilters); 3494d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_SERVER_INDEX, 3504d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray tcam_size - nroutes - nfilters - nservers); 3514d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3524d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->parity_enabled = 1; 3534d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3544d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray /* All the TCAM addresses we access have only the low 32 bits non 0 */ 3554d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DBGI_REQ_ADDR1, 0); 3564d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_DBGI_REQ_ADDR2, 0); 3574d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3584d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5_dbgi_mode_enable(mc5); 3594d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3604d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray switch (mc5->part_type) { 3614d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray case IDT75P52100: 3624d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray err = init_idt52100(mc5); 3634d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray break; 3644d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray case IDT75N43102: 3654d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray err = init_idt43102(mc5); 3664d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray break; 3674d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray default: 3684d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray CH_ERR(adap, "Unsupported TCAM type %d\n", mc5->part_type); 3694d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray err = -EINVAL; 3704d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray break; 3714d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 3724d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3734d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5_dbgi_mode_disable(mc5); 3744d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray return err; 3754d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 3764d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3774d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3784d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define MC5_INT_FATAL (F_PARITYERR | F_REQQPARERR | F_DISPQPARERR) 3794d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3804d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray/* 3814d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray * MC5 interrupt handler 3824d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray */ 3834d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Rayvoid t3_mc5_intr_handler(struct mc5 *mc5) 3844d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 3854d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray struct adapter *adap = mc5->adapter; 3864d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 cause = t3_read_reg(adap, A_MC5_DB_INT_CAUSE); 3874d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3884d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if ((cause & F_PARITYERR) && mc5->parity_enabled) { 3894d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray CH_ALERT(adap, "MC5 parity error\n"); 3904d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.parity_err++; 3914d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 3924d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3934d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & F_REQQPARERR) { 3944d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray CH_ALERT(adap, "MC5 request queue parity error\n"); 3954d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.reqq_parity_err++; 3964d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 3974d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 3984d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & F_DISPQPARERR) { 3994d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray CH_ALERT(adap, "MC5 dispatch queue parity error\n"); 4004d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.dispq_parity_err++; 4014d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray } 4024d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4034d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & F_ACTRGNFULL) 4044d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.active_rgn_full++; 4054d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & F_NFASRCHFAIL) 4064d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.nfa_srch_err++; 4074d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & F_UNKNOWNCMD) 4084d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.unknown_cmd++; 4094d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & F_DELACTEMPTY) 4104d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->stats.del_act_empty++; 4114d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cause & MC5_INT_FATAL) 4124d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_fatal_err(adap); 4134d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4144d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray t3_write_reg(adap, A_MC5_DB_INT_CAUSE, cause); 4154d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 4164d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4177b9b09436b8720621e5594ce25fd25f34d5d42beRoland Dreiervoid t3_mc5_prep(struct adapter *adapter, struct mc5 *mc5, int mode) 4184d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray{ 4194d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#define K * 1024 4204d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4214d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray static unsigned int tcam_part_size[] = { /* in K 72-bit entries */ 4224d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 64 K, 128 K, 256 K, 32 K 4234d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray }; 4244d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4254d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray#undef K 4264d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4274d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray u32 cfg = t3_read_reg(adapter, A_MC5_DB_CONFIG); 4284d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4294d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->adapter = adapter; 4304d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->mode = (unsigned char)mode; 4314d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->part_type = (unsigned char)G_TMTYPE(cfg); 4324d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (cfg & F_TMTYPEHI) 4334d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->part_type |= 4; 4344d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray 4354d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->tcam_size = tcam_part_size[G_TMPARTSIZE(cfg)]; 4364d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray if (mode == MC5_MODE_144_BIT) 4374d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray mc5->tcam_size /= 2; 4384d22de3e6cc4a09c369b504cd8bcde3385a974cdDivy Le Ray} 439