1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2011, 2016 Chelsio Communications, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 */ 29 30 #ifndef __T4_HW_H 31 #define __T4_HW_H 32 33 #include "osdep.h" 34 35 enum { 36 NCHAN = 4, /* # of HW channels */ 37 T6_NCHAN = 2, 38 MAX_NCHAN = 4, 39 MAX_MTU = 9600, /* max MAC MTU, excluding header + FCS */ 40 EEPROMSIZE = 17408, /* Serial EEPROM physical size */ 41 EEPROMVSIZE = 32768, /* Serial EEPROM virtual address space size */ 42 EEPROMPFSIZE = 1024, /* EEPROM writable area size for PFn, n>0 */ 43 RSS_NENTRIES = 2048, /* # of entries in RSS mapping table */ 44 T6_RSS_NENTRIES = 4096, 45 TCB_SIZE = 128, /* TCB size */ 46 NMTUS = 16, /* size of MTU table */ 47 NCCTRL_WIN = 32, /* # of congestion control windows */ 48 NTX_SCHED = 8, /* # of HW Tx scheduling queues */ 49 PM_NSTATS = 5, /* # of PM stats */ 50 T6_PM_NSTATS = 7, 51 MAX_PM_NSTATS = 7, 52 MBOX_LEN = 64, /* mailbox size in bytes */ 53 NTRACE = 4, /* # of tracing filters */ 54 TRACE_LEN = 112, /* length of trace data and mask */ 55 FILTER_OPT_LEN = 36, /* filter tuple width of optional components */ 56 T5_FILTER_OPT_LEN = 40, 57 NWOL_PAT = 8, /* # of WoL patterns */ 58 WOL_PAT_LEN = 128, /* length of WoL patterns */ 59 UDBS_SEG_SIZE = 128, /* Segment size of BAR2 doorbells */ 60 UDBS_SEG_SHIFT = 7, /* log2(UDBS_SEG_SIZE) */ 61 UDBS_DB_OFFSET = 8, /* offset of the 4B doorbell in a segment */ 62 UDBS_WR_OFFSET = 64, /* offset of the work request in a segment */ 63 }; 64 65 enum { 66 CIM_NUM_IBQ = 6, /* # of CIM IBQs */ 67 CIM_NUM_OBQ = 6, /* # of CIM OBQs */ 68 CIM_NUM_OBQ_T5 = 8, /* # of CIM OBQs for T5 adapter */ 69 CIMLA_SIZE = 256 * 8, /* 256 rows * ceil(235/32) 32-bit words */ 70 CIMLA_SIZE_T6 = 256 * 10, /* 256 rows * ceil(311/32) 32-bit words */ 71 CIM_PIFLA_SIZE = 64, /* # of 192-bit words in CIM PIF LA */ 72 CIM_MALA_SIZE = 64, /* # of 160-bit words in CIM MA LA */ 73 CIM_IBQ_SIZE = 128, /* # of 128-bit words in a CIM IBQ */ 74 CIM_OBQ_SIZE = 128, /* # of 128-bit words in a CIM OBQ */ 75 TPLA_SIZE = 128, /* # of 64-bit words in TP LA */ 76 ULPRX_LA_SIZE = 512, /* # of 256-bit words in ULP_RX LA */ 77 }; 78 79 enum { 80 SF_PAGE_SIZE = 256, /* serial flash page size */ 81 SF_SEC_SIZE = 64 * 1024, /* serial flash sector size */ 82 }; 83 84 /* SGE context types */ 85 enum ctxt_type { CTXT_EGRESS, CTXT_INGRESS, CTXT_FLM, CTXT_CNM }; 86 87 enum { RSP_TYPE_FLBUF, RSP_TYPE_CPL, RSP_TYPE_INTR }; /* response entry types */ 88 89 enum { MBOX_OWNER_NONE, MBOX_OWNER_FW, MBOX_OWNER_DRV }; /* mailbox owners */ 90 91 enum { 92 SGE_MAX_WR_LEN = 512, /* max WR size in bytes */ 93 SGE_CTXT_SIZE = 24, /* size of SGE context */ 94 SGE_NTIMERS = 6, /* # of interrupt holdoff timer values */ 95 SGE_NCOUNTERS = 4, /* # of interrupt packet counter values */ 96 SGE_NDBQTIMERS = 8, /* # of Doorbell Queue Timer values */ 97 SGE_MAX_IQ_SIZE = 65520, 98 SGE_FLBUF_SIZES = 16, 99 }; 100 101 struct sge_qstat { /* data written to SGE queue status entries */ 102 volatile __be32 qid; 103 volatile __be16 cidx; 104 volatile __be16 pidx; 105 }; 106 107 #define S_QSTAT_PIDX 0 108 #define M_QSTAT_PIDX 0xffff 109 #define G_QSTAT_PIDX(x) (((x) >> S_QSTAT_PIDX) & M_QSTAT_PIDX) 110 111 #define S_QSTAT_CIDX 16 112 #define M_QSTAT_CIDX 0xffff 113 #define G_QSTAT_CIDX(x) (((x) >> S_QSTAT_CIDX) & M_QSTAT_CIDX) 114 115 /* 116 * Structure for last 128 bits of response descriptors 117 */ 118 struct rsp_ctrl { 119 __be32 hdrbuflen_pidx; 120 __be32 pldbuflen_qid; 121 union { 122 u8 type_gen; 123 __be64 last_flit; 124 } u; 125 }; 126 127 #define S_RSPD_NEWBUF 31 128 #define V_RSPD_NEWBUF(x) ((x) << S_RSPD_NEWBUF) 129 #define F_RSPD_NEWBUF V_RSPD_NEWBUF(1U) 130 131 #define S_RSPD_LEN 0 132 #define M_RSPD_LEN 0x7fffffff 133 #define V_RSPD_LEN(x) ((x) << S_RSPD_LEN) 134 #define G_RSPD_LEN(x) (((x) >> S_RSPD_LEN) & M_RSPD_LEN) 135 136 #define S_RSPD_QID S_RSPD_LEN 137 #define M_RSPD_QID M_RSPD_LEN 138 #define V_RSPD_QID(x) V_RSPD_LEN(x) 139 #define G_RSPD_QID(x) G_RSPD_LEN(x) 140 141 #define S_RSPD_GEN 7 142 #define V_RSPD_GEN(x) ((x) << S_RSPD_GEN) 143 #define F_RSPD_GEN V_RSPD_GEN(1U) 144 145 #define S_RSPD_QOVFL 6 146 #define V_RSPD_QOVFL(x) ((x) << S_RSPD_QOVFL) 147 #define F_RSPD_QOVFL V_RSPD_QOVFL(1U) 148 149 #define S_RSPD_TYPE 4 150 #define M_RSPD_TYPE 0x3 151 #define V_RSPD_TYPE(x) ((x) << S_RSPD_TYPE) 152 #define G_RSPD_TYPE(x) (((x) >> S_RSPD_TYPE) & M_RSPD_TYPE) 153 154 /* Rx queue interrupt deferral fields: counter enable and timer index */ 155 #define S_QINTR_CNT_EN 0 156 #define V_QINTR_CNT_EN(x) ((x) << S_QINTR_CNT_EN) 157 #define F_QINTR_CNT_EN V_QINTR_CNT_EN(1U) 158 159 #define S_QINTR_TIMER_IDX 1 160 #define M_QINTR_TIMER_IDX 0x7 161 #define V_QINTR_TIMER_IDX(x) ((x) << S_QINTR_TIMER_IDX) 162 #define G_QINTR_TIMER_IDX(x) (((x) >> S_QINTR_TIMER_IDX) & M_QINTR_TIMER_IDX) 163 164 /* # of pages a pagepod can hold without needing another pagepod */ 165 #define PPOD_PAGES 4U 166 167 struct pagepod { 168 __be64 vld_tid_pgsz_tag_color; 169 __be64 len_offset; 170 __be64 rsvd; 171 __be64 addr[PPOD_PAGES + 1]; 172 }; 173 174 #define S_PPOD_COLOR 0 175 #define M_PPOD_COLOR 0x3F 176 #define V_PPOD_COLOR(x) ((x) << S_PPOD_COLOR) 177 178 #define S_PPOD_TAG 6 179 #define M_PPOD_TAG 0xFFFFFF 180 #define V_PPOD_TAG(x) ((x) << S_PPOD_TAG) 181 #define G_PPOD_TAG(x) (((x) >> S_PPOD_TAG) & M_PPOD_TAG) 182 183 #define S_PPOD_PGSZ 30 184 #define M_PPOD_PGSZ 0x3 185 #define V_PPOD_PGSZ(x) ((x) << S_PPOD_PGSZ) 186 #define G_PPOD_PGSZ(x) (((x) >> S_PPOD_PGSZ) & M_PPOD_PGSZ) 187 188 #define S_PPOD_TID 32 189 #define M_PPOD_TID 0xFFFFFF 190 #define V_PPOD_TID(x) ((__u64)(x) << S_PPOD_TID) 191 192 #define S_PPOD_VALID 56 193 #define V_PPOD_VALID(x) ((__u64)(x) << S_PPOD_VALID) 194 #define F_PPOD_VALID V_PPOD_VALID(1ULL) 195 196 #define S_PPOD_LEN 32 197 #define M_PPOD_LEN 0xFFFFFFFF 198 #define V_PPOD_LEN(x) ((__u64)(x) << S_PPOD_LEN) 199 200 #define S_PPOD_OFST 0 201 #define M_PPOD_OFST 0xFFFFFFFF 202 #define V_PPOD_OFST(x) ((x) << S_PPOD_OFST) 203 204 /* 205 * Flash layout. 206 */ 207 #define FLASH_START(start) ((start) * SF_SEC_SIZE) 208 #define FLASH_MAX_SIZE(nsecs) ((nsecs) * SF_SEC_SIZE) 209 210 enum { 211 /* 212 * Various Expansion-ROM boot images, etc. 213 */ 214 FLASH_EXP_ROM_START_SEC = 0, 215 FLASH_EXP_ROM_NSECS = 6, 216 FLASH_EXP_ROM_START = FLASH_START(FLASH_EXP_ROM_START_SEC), 217 FLASH_EXP_ROM_MAX_SIZE = FLASH_MAX_SIZE(FLASH_EXP_ROM_NSECS), 218 219 /* 220 * iSCSI Boot Firmware Table (iBFT) and other driver-related 221 * parameters ... 222 */ 223 FLASH_IBFT_START_SEC = 6, 224 FLASH_IBFT_NSECS = 1, 225 FLASH_IBFT_START = FLASH_START(FLASH_IBFT_START_SEC), 226 FLASH_IBFT_MAX_SIZE = FLASH_MAX_SIZE(FLASH_IBFT_NSECS), 227 228 /* 229 * Boot configuration data. 230 */ 231 FLASH_BOOTCFG_START_SEC = 7, 232 FLASH_BOOTCFG_NSECS = 1, 233 FLASH_BOOTCFG_START = FLASH_START(FLASH_BOOTCFG_START_SEC), 234 FLASH_BOOTCFG_MAX_SIZE = FLASH_MAX_SIZE(FLASH_BOOTCFG_NSECS), 235 236 /* 237 * Location of firmware image in FLASH. 238 */ 239 FLASH_FW_START_SEC = 8, 240 FLASH_FW_NSECS = 16, 241 FLASH_FW_START = FLASH_START(FLASH_FW_START_SEC), 242 FLASH_FW_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FW_NSECS), 243 244 /* 245 * Location of bootstrap firmware image in FLASH. 246 */ 247 FLASH_FWBOOTSTRAP_START_SEC = 27, 248 FLASH_FWBOOTSTRAP_NSECS = 1, 249 FLASH_FWBOOTSTRAP_START = FLASH_START(FLASH_FWBOOTSTRAP_START_SEC), 250 FLASH_FWBOOTSTRAP_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FWBOOTSTRAP_NSECS), 251 252 /* 253 * iSCSI persistent/crash information. 254 */ 255 FLASH_ISCSI_CRASH_START_SEC = 29, 256 FLASH_ISCSI_CRASH_NSECS = 1, 257 FLASH_ISCSI_CRASH_START = FLASH_START(FLASH_ISCSI_CRASH_START_SEC), 258 FLASH_ISCSI_CRASH_MAX_SIZE = FLASH_MAX_SIZE(FLASH_ISCSI_CRASH_NSECS), 259 260 /* 261 * FCoE persistent/crash information. 262 */ 263 FLASH_FCOE_CRASH_START_SEC = 30, 264 FLASH_FCOE_CRASH_NSECS = 1, 265 FLASH_FCOE_CRASH_START = FLASH_START(FLASH_FCOE_CRASH_START_SEC), 266 FLASH_FCOE_CRASH_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FCOE_CRASH_NSECS), 267 268 /* 269 * Location of Firmware Configuration File in FLASH. 270 */ 271 FLASH_CFG_START_SEC = 31, 272 FLASH_CFG_NSECS = 1, 273 FLASH_CFG_START = FLASH_START(FLASH_CFG_START_SEC), 274 FLASH_CFG_MAX_SIZE = FLASH_MAX_SIZE(FLASH_CFG_NSECS), 275 276 /* 277 * We don't support FLASH devices which can't support the full 278 * standard set of sections which we need for normal operations. 279 */ 280 FLASH_MIN_SIZE = FLASH_CFG_START + FLASH_CFG_MAX_SIZE, 281 282 /* 283 * Sectors 32-63 for CUDBG. 284 */ 285 FLASH_CUDBG_START_SEC = 32, 286 FLASH_CUDBG_NSECS = 32, 287 FLASH_CUDBG_START = FLASH_START(FLASH_CUDBG_START_SEC), 288 FLASH_CUDBG_MAX_SIZE = FLASH_MAX_SIZE(FLASH_CUDBG_NSECS), 289 290 /* 291 * Size of defined FLASH regions. 292 */ 293 FLASH_END_SEC = 64, 294 }; 295 296 #undef FLASH_START 297 #undef FLASH_MAX_SIZE 298 299 #define S_SGE_TIMESTAMP 0 300 #define M_SGE_TIMESTAMP 0xfffffffffffffffULL 301 #define V_SGE_TIMESTAMP(x) ((__u64)(x) << S_SGE_TIMESTAMP) 302 #define G_SGE_TIMESTAMP(x) (((__u64)(x) >> S_SGE_TIMESTAMP) & M_SGE_TIMESTAMP) 303 304 #define I2C_DEV_ADDR_A0 0xa0 305 #define I2C_DEV_ADDR_A2 0xa2 306 #define I2C_PAGE_SIZE 0x100 307 #define SFP_DIAG_TYPE_ADDR 0x5c 308 #define SFP_DIAG_TYPE_LEN 0x1 309 #define SFF_8472_COMP_ADDR 0x5e 310 #define SFF_8472_COMP_LEN 0x1 311 #define SFF_REV_ADDR 0x1 312 #define SFF_REV_LEN 0x1 313 314 #endif /* __T4_HW_H */ 315