1/* SPDX-License-Identifier: GPL-2.0 */ 2/* Copyright (c) 2018 Intel Corporation */ 3 4#ifndef _IGC_REGS_H_ 5#define _IGC_REGS_H_ 6 7/* General Register Descriptions */ 8#define IGC_CTRL 0x00000 /* Device Control - RW */ 9#define IGC_STATUS 0x00008 /* Device Status - RO */ 10#define IGC_EECD 0x00010 /* EEPROM/Flash Control - RW */ 11#define IGC_CTRL_EXT 0x00018 /* Extended Device Control - RW */ 12#define IGC_MDIC 0x00020 /* MDI Control - RW */ 13#define IGC_MDICNFG 0x00E04 /* MDC/MDIO Configuration - RW */ 14#define IGC_CONNSW 0x00034 /* Copper/Fiber switch control - RW */ 15#define IGC_I225_PHPM 0x00E14 /* I225 PHY Power Management */ 16 17/* Internal Packet Buffer Size Registers */ 18#define IGC_RXPBS 0x02404 /* Rx Packet Buffer Size - RW */ 19#define IGC_TXPBS 0x03404 /* Tx Packet Buffer Size - RW */ 20 21/* NVM Register Descriptions */ 22#define IGC_EERD 0x12014 /* EEprom mode read - RW */ 23#define IGC_EEWR 0x12018 /* EEprom mode write - RW */ 24 25/* Flow Control Register Descriptions */ 26#define IGC_FCAL 0x00028 /* FC Address Low - RW */ 27#define IGC_FCAH 0x0002C /* FC Address High - RW */ 28#define IGC_FCT 0x00030 /* FC Type - RW */ 29#define IGC_FCTTV 0x00170 /* FC Transmit Timer - RW */ 30#define IGC_FCRTL 0x02160 /* FC Receive Threshold Low - RW */ 31#define IGC_FCRTH 0x02168 /* FC Receive Threshold High - RW */ 32#define IGC_FCRTV 0x02460 /* FC Refresh Timer Value - RW */ 33 34/* Semaphore registers */ 35#define IGC_SW_FW_SYNC 0x05B5C /* SW-FW Synchronization - RW */ 36#define IGC_SWSM 0x05B50 /* SW Semaphore */ 37#define IGC_FWSM 0x05B54 /* FW Semaphore */ 38 39/* Function Active and Power State to MNG */ 40#define IGC_FACTPS 0x05B30 41 42/* Interrupt Register Description */ 43#define IGC_EICR 0x01580 /* Ext. Interrupt Cause read - W0 */ 44#define IGC_EICS 0x01520 /* Ext. Interrupt Cause Set - W0 */ 45#define IGC_EIMS 0x01524 /* Ext. Interrupt Mask Set/Read - RW */ 46#define IGC_EIMC 0x01528 /* Ext. Interrupt Mask Clear - WO */ 47#define IGC_EIAC 0x0152C /* Ext. Interrupt Auto Clear - RW */ 48#define IGC_EIAM 0x01530 /* Ext. Interrupt Auto Mask - RW */ 49#define IGC_ICR 0x01500 /* Intr Cause Read - RC/W1C */ 50#define IGC_ICS 0x01504 /* Intr Cause Set - WO */ 51#define IGC_IMS 0x01508 /* Intr Mask Set/Read - RW */ 52#define IGC_IMC 0x0150C /* Intr Mask Clear - WO */ 53#define IGC_IAM 0x01510 /* Intr Ack Auto Mask- RW */ 54/* Intr Throttle - RW */ 55#define IGC_EITR(_n) (0x01680 + (0x4 * (_n))) 56/* Interrupt Vector Allocation - RW */ 57#define IGC_IVAR0 0x01700 58#define IGC_IVAR_MISC 0x01740 /* IVAR for "other" causes - RW */ 59#define IGC_GPIE 0x01514 /* General Purpose Intr Enable - RW */ 60 61/* MSI-X Table Register Descriptions */ 62#define IGC_PBACL 0x05B68 /* MSIx PBA Clear - R/W 1 to clear */ 63 64/* RSS registers */ 65#define IGC_MRQC 0x05818 /* Multiple Receive Control - RW */ 66 67/* Filtering Registers */ 68#define IGC_ETQF(_n) (0x05CB0 + (4 * (_n))) /* EType Queue Fltr */ 69 70/* ETQF register bit definitions */ 71#define IGC_ETQF_FILTER_ENABLE BIT(26) 72#define IGC_ETQF_QUEUE_ENABLE BIT(31) 73#define IGC_ETQF_QUEUE_SHIFT 16 74#define IGC_ETQF_QUEUE_MASK 0x00070000 75#define IGC_ETQF_ETYPE_MASK 0x0000FFFF 76 77/* Redirection Table - RW Array */ 78#define IGC_RETA(_i) (0x05C00 + ((_i) * 4)) 79/* RSS Random Key - RW Array */ 80#define IGC_RSSRK(_i) (0x05C80 + ((_i) * 4)) 81 82/* Receive Register Descriptions */ 83#define IGC_RCTL 0x00100 /* Rx Control - RW */ 84#define IGC_SRRCTL(_n) (0x0C00C + ((_n) * 0x40)) 85#define IGC_PSRTYPE(_i) (0x05480 + ((_i) * 4)) 86#define IGC_RDBAL(_n) (0x0C000 + ((_n) * 0x40)) 87#define IGC_RDBAH(_n) (0x0C004 + ((_n) * 0x40)) 88#define IGC_RDLEN(_n) (0x0C008 + ((_n) * 0x40)) 89#define IGC_RDH(_n) (0x0C010 + ((_n) * 0x40)) 90#define IGC_RDT(_n) (0x0C018 + ((_n) * 0x40)) 91#define IGC_RXDCTL(_n) (0x0C028 + ((_n) * 0x40)) 92#define IGC_RQDPC(_n) (0x0C030 + ((_n) * 0x40)) 93#define IGC_RXCSUM 0x05000 /* Rx Checksum Control - RW */ 94#define IGC_RLPML 0x05004 /* Rx Long Packet Max Length */ 95#define IGC_RFCTL 0x05008 /* Receive Filter Control*/ 96#define IGC_MTA 0x05200 /* Multicast Table Array - RW Array */ 97#define IGC_RA 0x05400 /* Receive Address - RW Array */ 98#define IGC_UTA 0x0A000 /* Unicast Table Array - RW */ 99#define IGC_RAL(_n) (0x05400 + ((_n) * 0x08)) 100#define IGC_RAH(_n) (0x05404 + ((_n) * 0x08)) 101#define IGC_VLANPQF 0x055B0 /* VLAN Priority Queue Filter - RW */ 102 103/* Transmit Register Descriptions */ 104#define IGC_TCTL 0x00400 /* Tx Control - RW */ 105#define IGC_TIPG 0x00410 /* Tx Inter-packet gap - RW */ 106#define IGC_TDBAL(_n) (0x0E000 + ((_n) * 0x40)) 107#define IGC_TDBAH(_n) (0x0E004 + ((_n) * 0x40)) 108#define IGC_TDLEN(_n) (0x0E008 + ((_n) * 0x40)) 109#define IGC_TDH(_n) (0x0E010 + ((_n) * 0x40)) 110#define IGC_TDT(_n) (0x0E018 + ((_n) * 0x40)) 111#define IGC_TXDCTL(_n) (0x0E028 + ((_n) * 0x40)) 112 113/* MMD Register Descriptions */ 114#define IGC_MMDAC 13 /* MMD Access Control */ 115#define IGC_MMDAAD 14 /* MMD Access Address/Data */ 116 117/* Statistics Register Descriptions */ 118#define IGC_CRCERRS 0x04000 /* CRC Error Count - R/clr */ 119#define IGC_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */ 120#define IGC_RXERRC 0x0400C /* Receive Error Count - R/clr */ 121#define IGC_MPC 0x04010 /* Missed Packet Count - R/clr */ 122#define IGC_SCC 0x04014 /* Single Collision Count - R/clr */ 123#define IGC_ECOL 0x04018 /* Excessive Collision Count - R/clr */ 124#define IGC_MCC 0x0401C /* Multiple Collision Count - R/clr */ 125#define IGC_LATECOL 0x04020 /* Late Collision Count - R/clr */ 126#define IGC_COLC 0x04028 /* Collision Count - R/clr */ 127#define IGC_RERC 0x0402C /* Receive Error Count - R/clr */ 128#define IGC_DC 0x04030 /* Defer Count - R/clr */ 129#define IGC_TNCRS 0x04034 /* Tx-No CRS - R/clr */ 130#define IGC_HTDPMC 0x0403C /* Host Transmit Discarded by MAC - R/clr */ 131#define IGC_RLEC 0x04040 /* Receive Length Error Count - R/clr */ 132#define IGC_XONRXC 0x04048 /* XON Rx Count - R/clr */ 133#define IGC_XONTXC 0x0404C /* XON Tx Count - R/clr */ 134#define IGC_XOFFRXC 0x04050 /* XOFF Rx Count - R/clr */ 135#define IGC_XOFFTXC 0x04054 /* XOFF Tx Count - R/clr */ 136#define IGC_FCRUC 0x04058 /* Flow Control Rx Unsupported Count- R/clr */ 137#define IGC_PRC64 0x0405C /* Packets Rx (64 bytes) - R/clr */ 138#define IGC_PRC127 0x04060 /* Packets Rx (65-127 bytes) - R/clr */ 139#define IGC_PRC255 0x04064 /* Packets Rx (128-255 bytes) - R/clr */ 140#define IGC_PRC511 0x04068 /* Packets Rx (255-511 bytes) - R/clr */ 141#define IGC_PRC1023 0x0406C /* Packets Rx (512-1023 bytes) - R/clr */ 142#define IGC_PRC1522 0x04070 /* Packets Rx (1024-1522 bytes) - R/clr */ 143#define IGC_GPRC 0x04074 /* Good Packets Rx Count - R/clr */ 144#define IGC_BPRC 0x04078 /* Broadcast Packets Rx Count - R/clr */ 145#define IGC_MPRC 0x0407C /* Multicast Packets Rx Count - R/clr */ 146#define IGC_GPTC 0x04080 /* Good Packets Tx Count - R/clr */ 147#define IGC_GORCL 0x04088 /* Good Octets Rx Count Low - R/clr */ 148#define IGC_GORCH 0x0408C /* Good Octets Rx Count High - R/clr */ 149#define IGC_GOTCL 0x04090 /* Good Octets Tx Count Low - R/clr */ 150#define IGC_GOTCH 0x04094 /* Good Octets Tx Count High - R/clr */ 151#define IGC_RNBC 0x040A0 /* Rx No Buffers Count - R/clr */ 152#define IGC_RUC 0x040A4 /* Rx Undersize Count - R/clr */ 153#define IGC_RFC 0x040A8 /* Rx Fragment Count - R/clr */ 154#define IGC_ROC 0x040AC /* Rx Oversize Count - R/clr */ 155#define IGC_RJC 0x040B0 /* Rx Jabber Count - R/clr */ 156#define IGC_MGTPRC 0x040B4 /* Management Packets Rx Count - R/clr */ 157#define IGC_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */ 158#define IGC_MGTPTC 0x040BC /* Management Packets Tx Count - R/clr */ 159#define IGC_TORL 0x040C0 /* Total Octets Rx Low - R/clr */ 160#define IGC_TORH 0x040C4 /* Total Octets Rx High - R/clr */ 161#define IGC_TOTL 0x040C8 /* Total Octets Tx Low - R/clr */ 162#define IGC_TOTH 0x040CC /* Total Octets Tx High - R/clr */ 163#define IGC_TPR 0x040D0 /* Total Packets Rx - R/clr */ 164#define IGC_TPT 0x040D4 /* Total Packets Tx - R/clr */ 165#define IGC_PTC64 0x040D8 /* Packets Tx (64 bytes) - R/clr */ 166#define IGC_PTC127 0x040DC /* Packets Tx (65-127 bytes) - R/clr */ 167#define IGC_PTC255 0x040E0 /* Packets Tx (128-255 bytes) - R/clr */ 168#define IGC_PTC511 0x040E4 /* Packets Tx (256-511 bytes) - R/clr */ 169#define IGC_PTC1023 0x040E8 /* Packets Tx (512-1023 bytes) - R/clr */ 170#define IGC_PTC1522 0x040EC /* Packets Tx (1024-1522 Bytes) - R/clr */ 171#define IGC_MPTC 0x040F0 /* Multicast Packets Tx Count - R/clr */ 172#define IGC_BPTC 0x040F4 /* Broadcast Packets Tx Count - R/clr */ 173#define IGC_TSCTC 0x040F8 /* TCP Segmentation Context Tx - R/clr */ 174#define IGC_IAC 0x04100 /* Interrupt Assertion Count */ 175#define IGC_RPTHC 0x04104 /* Rx Packets To Host */ 176#define IGC_TLPIC 0x04148 /* EEE Tx LPI Count */ 177#define IGC_RLPIC 0x0414C /* EEE Rx LPI Count */ 178#define IGC_HGPTC 0x04118 /* Host Good Packets Tx Count */ 179#define IGC_RXDMTC 0x04120 /* Rx Descriptor Minimum Threshold Count */ 180#define IGC_HGORCL 0x04128 /* Host Good Octets Received Count Low */ 181#define IGC_HGORCH 0x0412C /* Host Good Octets Received Count High */ 182#define IGC_HGOTCL 0x04130 /* Host Good Octets Transmit Count Low */ 183#define IGC_HGOTCH 0x04134 /* Host Good Octets Transmit Count High */ 184#define IGC_LENERRS 0x04138 /* Length Errors Count */ 185 186/* Time sync registers */ 187#define IGC_TSICR 0x0B66C /* Time Sync Interrupt Cause */ 188#define IGC_TSIM 0x0B674 /* Time Sync Interrupt Mask Register */ 189#define IGC_TSAUXC 0x0B640 /* Timesync Auxiliary Control register */ 190#define IGC_TSYNCRXCTL 0x0B620 /* Rx Time Sync Control register - RW */ 191#define IGC_TSYNCTXCTL 0x0B614 /* Tx Time Sync Control register - RW */ 192#define IGC_TSYNCRXCFG 0x05F50 /* Time Sync Rx Configuration - RW */ 193#define IGC_TSSDP 0x0003C /* Time Sync SDP Configuration Register - RW */ 194 195#define IGC_IMIR(_i) (0x05A80 + ((_i) * 4)) /* Immediate Interrupt */ 196#define IGC_IMIREXT(_i) (0x05AA0 + ((_i) * 4)) /* Immediate INTR Ext*/ 197 198#define IGC_FTQF(_n) (0x059E0 + (4 * (_n))) /* 5-tuple Queue Fltr */ 199 200/* Transmit Scheduling Registers */ 201#define IGC_TQAVCTRL 0x3570 202#define IGC_TXQCTL(_n) (0x3344 + 0x4 * (_n)) 203#define IGC_BASET_L 0x3314 204#define IGC_BASET_H 0x3318 205#define IGC_QBVCYCLET 0x331C 206#define IGC_QBVCYCLET_S 0x3320 207 208#define IGC_STQT(_n) (0x3324 + 0x4 * (_n)) 209#define IGC_ENDQT(_n) (0x3334 + 0x4 * (_n)) 210#define IGC_DTXMXPKTSZ 0x355C 211 212/* System Time Registers */ 213#define IGC_SYSTIML 0x0B600 /* System time register Low - RO */ 214#define IGC_SYSTIMH 0x0B604 /* System time register High - RO */ 215#define IGC_SYSTIMR 0x0B6F8 /* System time register Residue */ 216#define IGC_TIMINCA 0x0B608 /* Increment attributes register - RW */ 217 218#define IGC_TXSTMPL 0x0B618 /* Tx timestamp value Low - RO */ 219#define IGC_TXSTMPH 0x0B61C /* Tx timestamp value High - RO */ 220 221/* Management registers */ 222#define IGC_MANC 0x05820 /* Management Control - RW */ 223 224/* Shadow Ram Write Register - RW */ 225#define IGC_SRWR 0x12018 226 227/* Wake Up registers */ 228#define IGC_WUC 0x05800 /* Wakeup Control - RW */ 229#define IGC_WUFC 0x05808 /* Wakeup Filter Control - RW */ 230#define IGC_WUS 0x05810 /* Wakeup Status - R/W1C */ 231#define IGC_WUPL 0x05900 /* Wakeup Packet Length - RW */ 232 233/* Wake Up packet memory */ 234#define IGC_WUPM_REG(_i) (0x05A00 + ((_i) * 4)) 235 236/* Energy Efficient Ethernet "EEE" registers */ 237#define IGC_EEER 0x0E30 /* Energy Efficient Ethernet "EEE"*/ 238#define IGC_IPCNFG 0x0E38 /* Internal PHY Configuration */ 239#define IGC_EEE_SU 0x0E34 /* EEE Setup */ 240 241/* LTR registers */ 242#define IGC_LTRC 0x01A0 /* Latency Tolerance Reporting Control */ 243#define IGC_DMACR 0x02508 /* DMA Coalescing Control Register */ 244#define IGC_LTRMINV 0x5BB0 /* LTR Minimum Value */ 245#define IGC_LTRMAXV 0x5BB4 /* LTR Maximum Value */ 246 247/* forward declaration */ 248struct igc_hw; 249u32 igc_rd32(struct igc_hw *hw, u32 reg); 250 251/* write operations, indexed using DWORDS */ 252#define wr32(reg, val) \ 253do { \ 254 u8 __iomem *hw_addr = READ_ONCE((hw)->hw_addr); \ 255 if (!IGC_REMOVED(hw_addr)) \ 256 writel((val), &hw_addr[(reg)]); \ 257} while (0) 258 259#define rd32(reg) (igc_rd32(hw, reg)) 260 261#define wrfl() ((void)rd32(IGC_STATUS)) 262 263#define array_wr32(reg, offset, value) \ 264 wr32((reg) + ((offset) << 2), (value)) 265 266#define array_rd32(reg, offset) (igc_rd32(hw, (reg) + ((offset) << 2))) 267 268#define IGC_REMOVED(h) unlikely(!(h)) 269 270#endif 271