1 /* SPDX-License-Identifier: GPL-2.0-only */ 2 /* 3 * Copyright (C) 2005-2016 Broadcom. 4 * All rights reserved. 5 * 6 * Contact Information: 7 * linux-drivers@emulex.com 8 * 9 * Emulex 10 * 3333 Susan Street 11 * Costa Mesa, CA 92626 12 */ 13 14 /********* Mailbox door bell *************/ 15 /* Used for driver communication with the FW. 16 * The software must write this register twice to post any command. First, 17 * it writes the register with hi=1 and the upper bits of the physical address 18 * for the MAILBOX structure. Software must poll the ready bit until this 19 * is acknowledged. Then, sotware writes the register with hi=0 with the lower 20 * bits in the address. It must poll the ready bit until the command is 21 * complete. Upon completion, the MAILBOX will contain a valid completion 22 * queue entry. 23 */ 24 #define MPU_MAILBOX_DB_OFFSET 0x160 25 #define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */ 26 #define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */ 27 28 #define MPU_EP_CONTROL 0 29 30 /********** MPU semphore: used for SH & BE *************/ 31 #define SLIPORT_SOFTRESET_OFFSET 0x5c /* CSR BAR offset */ 32 #define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */ 33 #define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */ 34 #define POST_STAGE_MASK 0x0000FFFF 35 #define POST_ERR_MASK 0x1 36 #define POST_ERR_SHIFT 31 37 #define POST_ERR_RECOVERY_CODE_MASK 0xFFF 38 39 /* Soft Reset register masks */ 40 #define SLIPORT_SOFTRESET_SR_MASK 0x00000080 /* SR bit */ 41 42 /* MPU semphore POST stage values */ 43 #define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */ 44 #define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */ 45 #define POST_STAGE_BE_RESET 0x3 /* Host wants to reset chip */ 46 #define POST_STAGE_ARMFW_RDY 0xc000 /* FW is done with POST */ 47 #define POST_STAGE_RECOVERABLE_ERR 0xE000 /* Recoverable err detected */ 48 /* FW has detected a UE and is dumping FAT log data */ 49 #define POST_STAGE_FAT_LOG_START 0x0D00 50 #define POST_STAGE_ARMFW_UE 0xF000 /*FW has asserted an UE*/ 51 52 /* Lancer SLIPORT registers */ 53 #define SLIPORT_STATUS_OFFSET 0x404 54 #define SLIPORT_CONTROL_OFFSET 0x408 55 #define SLIPORT_ERROR1_OFFSET 0x40C 56 #define SLIPORT_ERROR2_OFFSET 0x410 57 #define PHYSDEV_CONTROL_OFFSET 0x414 58 59 #define SLIPORT_STATUS_ERR_MASK 0x80000000 60 #define SLIPORT_STATUS_DIP_MASK 0x02000000 61 #define SLIPORT_STATUS_RN_MASK 0x01000000 62 #define SLIPORT_STATUS_RDY_MASK 0x00800000 63 #define SLI_PORT_CONTROL_IP_MASK 0x08000000 64 #define PHYSDEV_CONTROL_FW_RESET_MASK 0x00000002 65 #define PHYSDEV_CONTROL_DD_MASK 0x00000004 66 #define PHYSDEV_CONTROL_INP_MASK 0x40000000 67 68 #define SLIPORT_ERROR_NO_RESOURCE1 0x2 69 #define SLIPORT_ERROR_NO_RESOURCE2 0x9 70 71 #define SLIPORT_ERROR_FW_RESET1 0x2 72 #define SLIPORT_ERROR_FW_RESET2 0x0 73 74 /********* Memory BAR register ************/ 75 #define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc 76 /* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt 77 * Disable" may still globally block interrupts in addition to individual 78 * interrupt masks; a mechanism for the device driver to block all interrupts 79 * atomically without having to arbitrate for the PCI Interrupt Disable bit 80 * with the OS. 81 */ 82 #define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK BIT(29) /* bit 29 */ 83 84 /********* PCI Function Capability *********/ 85 #define BE_FUNCTION_CAPS_RSS 0x2 86 #define BE_FUNCTION_CAPS_SUPER_NIC 0x40 87 88 /********* Power management (WOL) **********/ 89 #define PCICFG_PM_CONTROL_OFFSET 0x44 90 #define PCICFG_PM_CONTROL_MASK 0x108 /* bits 3 & 8 */ 91 92 /********* Online Control Registers *******/ 93 #define PCICFG_ONLINE0 0xB0 94 #define PCICFG_ONLINE1 0xB4 95 96 /********* UE Status and Mask Registers ***/ 97 #define PCICFG_UE_STATUS_LOW 0xA0 98 #define PCICFG_UE_STATUS_HIGH 0xA4 99 #define PCICFG_UE_STATUS_LOW_MASK 0xA8 100 #define PCICFG_UE_STATUS_HI_MASK 0xAC 101 102 /******** SLI_INTF ***********************/ 103 #define SLI_INTF_REG_OFFSET 0x58 104 #define SLI_INTF_VALID_MASK 0xE0000000 105 #define SLI_INTF_VALID 0xC0000000 106 #define SLI_INTF_HINT2_MASK 0x1F000000 107 #define SLI_INTF_HINT2_SHIFT 24 108 #define SLI_INTF_HINT1_MASK 0x00FF0000 109 #define SLI_INTF_HINT1_SHIFT 16 110 #define SLI_INTF_FAMILY_MASK 0x00000F00 111 #define SLI_INTF_FAMILY_SHIFT 8 112 #define SLI_INTF_IF_TYPE_MASK 0x0000F000 113 #define SLI_INTF_IF_TYPE_SHIFT 12 114 #define SLI_INTF_REV_MASK 0x000000F0 115 #define SLI_INTF_REV_SHIFT 4 116 #define SLI_INTF_FT_MASK 0x00000001 117 118 #define SLI_INTF_TYPE_2 2 119 #define SLI_INTF_TYPE_3 3 120 121 /********* ISR0 Register offset **********/ 122 #define CEV_ISR0_OFFSET 0xC18 123 #define CEV_ISR_SIZE 4 124 125 /********* Event Q door bell *************/ 126 #define DB_EQ_OFFSET DB_CQ_OFFSET 127 #define DB_EQ_RING_ID_MASK 0x1FF /* bits 0 - 8 */ 128 #define DB_EQ_RING_ID_EXT_MASK 0x3e00 /* bits 9-13 */ 129 #define DB_EQ_RING_ID_EXT_MASK_SHIFT (2) /* qid bits 9-13 placing at 11-15 */ 130 131 /* Clear the interrupt for this eq */ 132 #define DB_EQ_CLR_SHIFT (9) /* bit 9 */ 133 /* Must be 1 */ 134 #define DB_EQ_EVNT_SHIFT (10) /* bit 10 */ 135 /* Number of event entries processed */ 136 #define DB_EQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */ 137 /* Rearm bit */ 138 #define DB_EQ_REARM_SHIFT (29) /* bit 29 */ 139 /* Rearm to interrupt delay encoding */ 140 #define DB_EQ_R2I_DLY_SHIFT (30) /* bits 30 - 31 */ 141 142 /* Rearm to interrupt (R2I) delay multiplier encoding represents 3 different 143 * values configured in CEV_REARM2IRPT_DLY_MULT_CSR register. This value is 144 * programmed by host driver while ringing an EQ doorbell(EQ_DB) if a delay 145 * between rearming the EQ and next interrupt on this EQ is desired. 146 */ 147 #define R2I_DLY_ENC_0 0 /* No delay */ 148 #define R2I_DLY_ENC_1 1 /* maps to 160us EQ delay */ 149 #define R2I_DLY_ENC_2 2 /* maps to 96us EQ delay */ 150 #define R2I_DLY_ENC_3 3 /* maps to 48us EQ delay */ 151 152 /********* Compl Q door bell *************/ 153 #define DB_CQ_OFFSET 0x120 154 #define DB_CQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */ 155 #define DB_CQ_RING_ID_EXT_MASK 0x7C00 /* bits 10-14 */ 156 #define DB_CQ_RING_ID_EXT_MASK_SHIFT (1) /* qid bits 10-14 157 placing at 11-15 */ 158 159 /* Number of event entries processed */ 160 #define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */ 161 /* Rearm bit */ 162 #define DB_CQ_REARM_SHIFT (29) /* bit 29 */ 163 164 /********** TX ULP door bell *************/ 165 #define DB_TXULP1_OFFSET 0x60 166 #define DB_TXULP_RING_ID_MASK 0x7FF /* bits 0 - 10 */ 167 /* Number of tx entries posted */ 168 #define DB_TXULP_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */ 169 #define DB_TXULP_NUM_POSTED_MASK 0x3FFF /* bits 16 - 29 */ 170 171 /********** RQ(erx) door bell ************/ 172 #define DB_RQ_OFFSET 0x100 173 #define DB_RQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */ 174 /* Number of rx frags posted */ 175 #define DB_RQ_NUM_POSTED_SHIFT (24) /* bits 24 - 31 */ 176 177 /********** MCC door bell ************/ 178 #define DB_MCCQ_OFFSET 0x140 179 #define DB_MCCQ_RING_ID_MASK 0x7FF /* bits 0 - 10 */ 180 /* Number of entries posted */ 181 #define DB_MCCQ_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */ 182 183 /********** SRIOV VF PCICFG OFFSET ********/ 184 #define SRIOV_VF_PCICFG_OFFSET (4096) 185 186 /********** FAT TABLE ********/ 187 #define RETRIEVE_FAT 0 188 #define QUERY_FAT 1 189 190 /************* Rx Packet Type Encoding **************/ 191 #define BE_UNICAST_PACKET 0 192 #define BE_MULTICAST_PACKET 1 193 #define BE_BROADCAST_PACKET 2 194 #define BE_RSVD_PACKET 3 195 196 /* 197 * BE descriptors: host memory data structures whose formats 198 * are hardwired in BE silicon. 199 */ 200 /* Event Queue Descriptor */ 201 #define EQ_ENTRY_VALID_MASK 0x1 /* bit 0 */ 202 #define EQ_ENTRY_RES_ID_MASK 0xFFFF /* bits 16 - 31 */ 203 #define EQ_ENTRY_RES_ID_SHIFT 16 204 205 struct be_eq_entry { 206 u32 evt; 207 }; 208 209 /* TX Queue Descriptor */ 210 #define ETH_WRB_FRAG_LEN_MASK 0xFFFF 211 struct be_eth_wrb { 212 __le32 frag_pa_hi; /* dword 0 */ 213 __le32 frag_pa_lo; /* dword 1 */ 214 u32 rsvd0; /* dword 2 */ 215 __le32 frag_len; /* dword 3: bits 0 - 15 */ 216 } __packed; 217 218 /* Pseudo amap definition for eth_hdr_wrb in which each bit of the 219 * actual structure is defined as a byte : used to calculate 220 * offset/shift/mask of each field */ 221 struct amap_eth_hdr_wrb { 222 u8 rsvd0[32]; /* dword 0 */ 223 u8 rsvd1[32]; /* dword 1 */ 224 u8 complete; /* dword 2 */ 225 u8 event; 226 u8 crc; 227 u8 forward; 228 u8 lso6; 229 u8 mgmt; 230 u8 ipcs; 231 u8 udpcs; 232 u8 tcpcs; 233 u8 lso; 234 u8 vlan; 235 u8 gso[2]; 236 u8 num_wrb[5]; 237 u8 lso_mss[14]; 238 u8 len[16]; /* dword 3 */ 239 u8 vlan_tag[16]; 240 } __packed; 241 242 #define TX_HDR_WRB_COMPL 1 /* word 2 */ 243 #define TX_HDR_WRB_EVT BIT(1) /* word 2 */ 244 #define TX_HDR_WRB_NUM_SHIFT 13 /* word 2: bits 13:17 */ 245 #define TX_HDR_WRB_NUM_MASK 0x1F /* word 2: bits 13:17 */ 246 247 struct be_eth_hdr_wrb { 248 __le32 dw[4]; 249 }; 250 251 /********* Tx Compl Status Encoding *********/ 252 #define BE_TX_COMP_HDR_PARSE_ERR 0x2 253 #define BE_TX_COMP_NDMA_ERR 0x3 254 #define BE_TX_COMP_ACL_ERR 0x5 255 256 #define LANCER_TX_COMP_LSO_ERR 0x1 257 #define LANCER_TX_COMP_HSW_DROP_MAC_ERR 0x3 258 #define LANCER_TX_COMP_HSW_DROP_VLAN_ERR 0x5 259 #define LANCER_TX_COMP_QINQ_ERR 0x7 260 #define LANCER_TX_COMP_SGE_ERR 0x9 261 #define LANCER_TX_COMP_PARITY_ERR 0xb 262 #define LANCER_TX_COMP_DMA_ERR 0xd 263 264 /* TX Compl Queue Descriptor */ 265 266 /* Pseudo amap definition for eth_tx_compl in which each bit of the 267 * actual structure is defined as a byte: used to calculate 268 * offset/shift/mask of each field */ 269 struct amap_eth_tx_compl { 270 u8 wrb_index[16]; /* dword 0 */ 271 u8 ct[2]; /* dword 0 */ 272 u8 port[2]; /* dword 0 */ 273 u8 rsvd0[8]; /* dword 0 */ 274 u8 status[4]; /* dword 0 */ 275 u8 user_bytes[16]; /* dword 1 */ 276 u8 nwh_bytes[8]; /* dword 1 */ 277 u8 lso; /* dword 1 */ 278 u8 cast_enc[2]; /* dword 1 */ 279 u8 rsvd1[5]; /* dword 1 */ 280 u8 rsvd2[32]; /* dword 2 */ 281 u8 pkts[16]; /* dword 3 */ 282 u8 ringid[11]; /* dword 3 */ 283 u8 hash_val[4]; /* dword 3 */ 284 u8 valid; /* dword 3 */ 285 } __packed; 286 287 struct be_eth_tx_compl { 288 u32 dw[4]; 289 }; 290 291 /* RX Queue Descriptor */ 292 struct be_eth_rx_d { 293 u32 fragpa_hi; 294 u32 fragpa_lo; 295 }; 296 297 /* RX Compl Queue Descriptor */ 298 299 /* Pseudo amap definition for BE2 and BE3 legacy mode eth_rx_compl in which 300 * each bit of the actual structure is defined as a byte: used to calculate 301 * offset/shift/mask of each field */ 302 struct amap_eth_rx_compl_v0 { 303 u8 vlan_tag[16]; /* dword 0 */ 304 u8 pktsize[14]; /* dword 0 */ 305 u8 port; /* dword 0 */ 306 u8 ip_opt; /* dword 0 */ 307 u8 err; /* dword 1 */ 308 u8 rsshp; /* dword 1 */ 309 u8 ipf; /* dword 1 */ 310 u8 tcpf; /* dword 1 */ 311 u8 udpf; /* dword 1 */ 312 u8 ipcksm; /* dword 1 */ 313 u8 l4_cksm; /* dword 1 */ 314 u8 ip_version; /* dword 1 */ 315 u8 macdst[6]; /* dword 1 */ 316 u8 vtp; /* dword 1 */ 317 u8 ip_frag; /* dword 1 */ 318 u8 fragndx[10]; /* dword 1 */ 319 u8 ct[2]; /* dword 1 */ 320 u8 sw; /* dword 1 */ 321 u8 numfrags[3]; /* dword 1 */ 322 u8 rss_flush; /* dword 2 */ 323 u8 cast_enc[2]; /* dword 2 */ 324 u8 qnq; /* dword 2 */ 325 u8 rss_bank; /* dword 2 */ 326 u8 rsvd1[23]; /* dword 2 */ 327 u8 lro_pkt; /* dword 2 */ 328 u8 rsvd2[2]; /* dword 2 */ 329 u8 valid; /* dword 2 */ 330 u8 rsshash[32]; /* dword 3 */ 331 } __packed; 332 333 /* Pseudo amap definition for BE3 native mode eth_rx_compl in which 334 * each bit of the actual structure is defined as a byte: used to calculate 335 * offset/shift/mask of each field */ 336 struct amap_eth_rx_compl_v1 { 337 u8 vlan_tag[16]; /* dword 0 */ 338 u8 pktsize[14]; /* dword 0 */ 339 u8 vtp; /* dword 0 */ 340 u8 ip_opt; /* dword 0 */ 341 u8 err; /* dword 1 */ 342 u8 rsshp; /* dword 1 */ 343 u8 ipf; /* dword 1 */ 344 u8 tcpf; /* dword 1 */ 345 u8 udpf; /* dword 1 */ 346 u8 ipcksm; /* dword 1 */ 347 u8 l4_cksm; /* dword 1 */ 348 u8 ip_version; /* dword 1 */ 349 u8 macdst[7]; /* dword 1 */ 350 u8 rsvd0; /* dword 1 */ 351 u8 fragndx[10]; /* dword 1 */ 352 u8 ct[2]; /* dword 1 */ 353 u8 sw; /* dword 1 */ 354 u8 numfrags[3]; /* dword 1 */ 355 u8 rss_flush; /* dword 2 */ 356 u8 cast_enc[2]; /* dword 2 */ 357 u8 qnq; /* dword 2 */ 358 u8 rss_bank; /* dword 2 */ 359 u8 port[2]; /* dword 2 */ 360 u8 vntagp; /* dword 2 */ 361 u8 header_len[8]; /* dword 2 */ 362 u8 header_split[2]; /* dword 2 */ 363 u8 rsvd1[12]; /* dword 2 */ 364 u8 tunneled; 365 u8 valid; /* dword 2 */ 366 u8 rsshash[32]; /* dword 3 */ 367 } __packed; 368 369 struct be_eth_rx_compl { 370 u32 dw[4]; 371 }; 372