1 /* 2 * Copyright (C) 2005-2016 Broadcom. 3 * All rights reserved. 4 * 5 * This program is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU General Public License version 2 7 * as published by the Free Software Foundation. The full GNU General 8 * Public License is included in this distribution in the file called COPYING. 9 * 10 * Contact Information: 11 * linux-drivers@emulex.com 12 * 13 * Emulex 14 * 3333 Susan Street 15 * Costa Mesa, CA 92626 16 */ 17 18 /********* Mailbox door bell *************/ 19 /* Used for driver communication with the FW. 20 * The software must write this register twice to post any command. First, 21 * it writes the register with hi=1 and the upper bits of the physical address 22 * for the MAILBOX structure. Software must poll the ready bit until this 23 * is acknowledged. Then, sotware writes the register with hi=0 with the lower 24 * bits in the address. It must poll the ready bit until the command is 25 * complete. Upon completion, the MAILBOX will contain a valid completion 26 * queue entry. 27 */ 28 #define MPU_MAILBOX_DB_OFFSET 0x160 29 #define MPU_MAILBOX_DB_RDY_MASK 0x1 /* bit 0 */ 30 #define MPU_MAILBOX_DB_HI_MASK 0x2 /* bit 1 */ 31 32 #define MPU_EP_CONTROL 0 33 34 /********** MPU semphore: used for SH & BE *************/ 35 #define SLIPORT_SOFTRESET_OFFSET 0x5c /* CSR BAR offset */ 36 #define SLIPORT_SEMAPHORE_OFFSET_BEx 0xac /* CSR BAR offset */ 37 #define SLIPORT_SEMAPHORE_OFFSET_SH 0x94 /* PCI-CFG offset */ 38 #define POST_STAGE_MASK 0x0000FFFF 39 #define POST_ERR_MASK 0x1 40 #define POST_ERR_SHIFT 31 41 #define POST_ERR_RECOVERY_CODE_MASK 0xFFF 42 43 /* Soft Reset register masks */ 44 #define SLIPORT_SOFTRESET_SR_MASK 0x00000080 /* SR bit */ 45 46 /* MPU semphore POST stage values */ 47 #define POST_STAGE_AWAITING_HOST_RDY 0x1 /* FW awaiting goahead from host */ 48 #define POST_STAGE_HOST_RDY 0x2 /* Host has given go-ahed to FW */ 49 #define POST_STAGE_BE_RESET 0x3 /* Host wants to reset chip */ 50 #define POST_STAGE_ARMFW_RDY 0xc000 /* FW is done with POST */ 51 #define POST_STAGE_RECOVERABLE_ERR 0xE000 /* Recoverable err detected */ 52 53 /* Lancer SLIPORT registers */ 54 #define SLIPORT_STATUS_OFFSET 0x404 55 #define SLIPORT_CONTROL_OFFSET 0x408 56 #define SLIPORT_ERROR1_OFFSET 0x40C 57 #define SLIPORT_ERROR2_OFFSET 0x410 58 #define PHYSDEV_CONTROL_OFFSET 0x414 59 60 #define SLIPORT_STATUS_ERR_MASK 0x80000000 61 #define SLIPORT_STATUS_DIP_MASK 0x02000000 62 #define SLIPORT_STATUS_RN_MASK 0x01000000 63 #define SLIPORT_STATUS_RDY_MASK 0x00800000 64 #define SLI_PORT_CONTROL_IP_MASK 0x08000000 65 #define PHYSDEV_CONTROL_FW_RESET_MASK 0x00000002 66 #define PHYSDEV_CONTROL_DD_MASK 0x00000004 67 #define PHYSDEV_CONTROL_INP_MASK 0x40000000 68 69 #define SLIPORT_ERROR_NO_RESOURCE1 0x2 70 #define SLIPORT_ERROR_NO_RESOURCE2 0x9 71 72 #define SLIPORT_ERROR_FW_RESET1 0x2 73 #define SLIPORT_ERROR_FW_RESET2 0x0 74 75 /********* Memory BAR register ************/ 76 #define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 0xfc 77 /* Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt 78 * Disable" may still globally block interrupts in addition to individual 79 * interrupt masks; a mechanism for the device driver to block all interrupts 80 * atomically without having to arbitrate for the PCI Interrupt Disable bit 81 * with the OS. 82 */ 83 #define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK BIT(29) /* bit 29 */ 84 85 /********* PCI Function Capability *********/ 86 #define BE_FUNCTION_CAPS_RSS 0x2 87 #define BE_FUNCTION_CAPS_SUPER_NIC 0x40 88 89 /********* Power management (WOL) **********/ 90 #define PCICFG_PM_CONTROL_OFFSET 0x44 91 #define PCICFG_PM_CONTROL_MASK 0x108 /* bits 3 & 8 */ 92 93 /********* Online Control Registers *******/ 94 #define PCICFG_ONLINE0 0xB0 95 #define PCICFG_ONLINE1 0xB4 96 97 /********* UE Status and Mask Registers ***/ 98 #define PCICFG_UE_STATUS_LOW 0xA0 99 #define PCICFG_UE_STATUS_HIGH 0xA4 100 #define PCICFG_UE_STATUS_LOW_MASK 0xA8 101 #define PCICFG_UE_STATUS_HI_MASK 0xAC 102 103 /******** SLI_INTF ***********************/ 104 #define SLI_INTF_REG_OFFSET 0x58 105 #define SLI_INTF_VALID_MASK 0xE0000000 106 #define SLI_INTF_VALID 0xC0000000 107 #define SLI_INTF_HINT2_MASK 0x1F000000 108 #define SLI_INTF_HINT2_SHIFT 24 109 #define SLI_INTF_HINT1_MASK 0x00FF0000 110 #define SLI_INTF_HINT1_SHIFT 16 111 #define SLI_INTF_FAMILY_MASK 0x00000F00 112 #define SLI_INTF_FAMILY_SHIFT 8 113 #define SLI_INTF_IF_TYPE_MASK 0x0000F000 114 #define SLI_INTF_IF_TYPE_SHIFT 12 115 #define SLI_INTF_REV_MASK 0x000000F0 116 #define SLI_INTF_REV_SHIFT 4 117 #define SLI_INTF_FT_MASK 0x00000001 118 119 #define SLI_INTF_TYPE_2 2 120 #define SLI_INTF_TYPE_3 3 121 122 /********* ISR0 Register offset **********/ 123 #define CEV_ISR0_OFFSET 0xC18 124 #define CEV_ISR_SIZE 4 125 126 /********* Event Q door bell *************/ 127 #define DB_EQ_OFFSET DB_CQ_OFFSET 128 #define DB_EQ_RING_ID_MASK 0x1FF /* bits 0 - 8 */ 129 #define DB_EQ_RING_ID_EXT_MASK 0x3e00 /* bits 9-13 */ 130 #define DB_EQ_RING_ID_EXT_MASK_SHIFT (2) /* qid bits 9-13 placing at 11-15 */ 131 132 /* Clear the interrupt for this eq */ 133 #define DB_EQ_CLR_SHIFT (9) /* bit 9 */ 134 /* Must be 1 */ 135 #define DB_EQ_EVNT_SHIFT (10) /* bit 10 */ 136 /* Number of event entries processed */ 137 #define DB_EQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */ 138 /* Rearm bit */ 139 #define DB_EQ_REARM_SHIFT (29) /* bit 29 */ 140 /* Rearm to interrupt delay encoding */ 141 #define DB_EQ_R2I_DLY_SHIFT (30) /* bits 30 - 31 */ 142 143 /* Rearm to interrupt (R2I) delay multiplier encoding represents 3 different 144 * values configured in CEV_REARM2IRPT_DLY_MULT_CSR register. This value is 145 * programmed by host driver while ringing an EQ doorbell(EQ_DB) if a delay 146 * between rearming the EQ and next interrupt on this EQ is desired. 147 */ 148 #define R2I_DLY_ENC_0 0 /* No delay */ 149 #define R2I_DLY_ENC_1 1 /* maps to 160us EQ delay */ 150 #define R2I_DLY_ENC_2 2 /* maps to 96us EQ delay */ 151 #define R2I_DLY_ENC_3 3 /* maps to 48us EQ delay */ 152 153 /********* Compl Q door bell *************/ 154 #define DB_CQ_OFFSET 0x120 155 #define DB_CQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */ 156 #define DB_CQ_RING_ID_EXT_MASK 0x7C00 /* bits 10-14 */ 157 #define DB_CQ_RING_ID_EXT_MASK_SHIFT (1) /* qid bits 10-14 158 placing at 11-15 */ 159 160 /* Number of event entries processed */ 161 #define DB_CQ_NUM_POPPED_SHIFT (16) /* bits 16 - 28 */ 162 /* Rearm bit */ 163 #define DB_CQ_REARM_SHIFT (29) /* bit 29 */ 164 165 /********** TX ULP door bell *************/ 166 #define DB_TXULP1_OFFSET 0x60 167 #define DB_TXULP_RING_ID_MASK 0x7FF /* bits 0 - 10 */ 168 /* Number of tx entries posted */ 169 #define DB_TXULP_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */ 170 #define DB_TXULP_NUM_POSTED_MASK 0x3FFF /* bits 16 - 29 */ 171 172 /********** RQ(erx) door bell ************/ 173 #define DB_RQ_OFFSET 0x100 174 #define DB_RQ_RING_ID_MASK 0x3FF /* bits 0 - 9 */ 175 /* Number of rx frags posted */ 176 #define DB_RQ_NUM_POSTED_SHIFT (24) /* bits 24 - 31 */ 177 178 /********** MCC door bell ************/ 179 #define DB_MCCQ_OFFSET 0x140 180 #define DB_MCCQ_RING_ID_MASK 0x7FF /* bits 0 - 10 */ 181 /* Number of entries posted */ 182 #define DB_MCCQ_NUM_POSTED_SHIFT (16) /* bits 16 - 29 */ 183 184 /********** SRIOV VF PCICFG OFFSET ********/ 185 #define SRIOV_VF_PCICFG_OFFSET (4096) 186 187 /********** FAT TABLE ********/ 188 #define RETRIEVE_FAT 0 189 #define QUERY_FAT 1 190 191 /************* Rx Packet Type Encoding **************/ 192 #define BE_UNICAST_PACKET 0 193 #define BE_MULTICAST_PACKET 1 194 #define BE_BROADCAST_PACKET 2 195 #define BE_RSVD_PACKET 3 196 197 /* 198 * BE descriptors: host memory data structures whose formats 199 * are hardwired in BE silicon. 200 */ 201 /* Event Queue Descriptor */ 202 #define EQ_ENTRY_VALID_MASK 0x1 /* bit 0 */ 203 #define EQ_ENTRY_RES_ID_MASK 0xFFFF /* bits 16 - 31 */ 204 #define EQ_ENTRY_RES_ID_SHIFT 16 205 206 struct be_eq_entry { 207 u32 evt; 208 }; 209 210 /* TX Queue Descriptor */ 211 #define ETH_WRB_FRAG_LEN_MASK 0xFFFF 212 struct be_eth_wrb { 213 __le32 frag_pa_hi; /* dword 0 */ 214 __le32 frag_pa_lo; /* dword 1 */ 215 u32 rsvd0; /* dword 2 */ 216 __le32 frag_len; /* dword 3: bits 0 - 15 */ 217 } __packed; 218 219 /* Pseudo amap definition for eth_hdr_wrb in which each bit of the 220 * actual structure is defined as a byte : used to calculate 221 * offset/shift/mask of each field */ 222 struct amap_eth_hdr_wrb { 223 u8 rsvd0[32]; /* dword 0 */ 224 u8 rsvd1[32]; /* dword 1 */ 225 u8 complete; /* dword 2 */ 226 u8 event; 227 u8 crc; 228 u8 forward; 229 u8 lso6; 230 u8 mgmt; 231 u8 ipcs; 232 u8 udpcs; 233 u8 tcpcs; 234 u8 lso; 235 u8 vlan; 236 u8 gso[2]; 237 u8 num_wrb[5]; 238 u8 lso_mss[14]; 239 u8 len[16]; /* dword 3 */ 240 u8 vlan_tag[16]; 241 } __packed; 242 243 #define TX_HDR_WRB_COMPL 1 /* word 2 */ 244 #define TX_HDR_WRB_EVT BIT(1) /* word 2 */ 245 #define TX_HDR_WRB_NUM_SHIFT 13 /* word 2: bits 13:17 */ 246 #define TX_HDR_WRB_NUM_MASK 0x1F /* word 2: bits 13:17 */ 247 248 struct be_eth_hdr_wrb { 249 __le32 dw[4]; 250 }; 251 252 /********* Tx Compl Status Encoding *********/ 253 #define BE_TX_COMP_HDR_PARSE_ERR 0x2 254 #define BE_TX_COMP_NDMA_ERR 0x3 255 #define BE_TX_COMP_ACL_ERR 0x5 256 257 #define LANCER_TX_COMP_LSO_ERR 0x1 258 #define LANCER_TX_COMP_HSW_DROP_MAC_ERR 0x3 259 #define LANCER_TX_COMP_HSW_DROP_VLAN_ERR 0x5 260 #define LANCER_TX_COMP_QINQ_ERR 0x7 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