| /* |
| * Copyright (C) Freescale Semicondutor, Inc. 2006-2009. All rights reserved. |
| * |
| * Author: Shlomi Gridish <gridish@freescale.com> |
| * |
| * Description: |
| * Internal header file for UCC Gigabit Ethernet unit routines. |
| * |
| * Changelog: |
| * Jun 28, 2006 Li Yang <LeoLi@freescale.com> |
| * - Rearrange code and style fixes |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by the |
| * Free Software Foundation; either version 2 of the License, or (at your |
| * option) any later version. |
| */ |
| #ifndef __UCC_GETH_H__ |
| #define __UCC_GETH_H__ |
| |
| #include <linux/kernel.h> |
| #include <linux/list.h> |
| #include <linux/if_ether.h> |
| |
| #include <asm/immap_qe.h> |
| #include <asm/qe.h> |
| |
| #include <asm/ucc.h> |
| #include <asm/ucc_fast.h> |
| |
| #define DRV_DESC "QE UCC Gigabit Ethernet Controller" |
| #define DRV_NAME "ucc_geth" |
| #define DRV_VERSION "1.1" |
| |
| #define NUM_TX_QUEUES 8 |
| #define NUM_RX_QUEUES 8 |
| #define NUM_BDS_IN_PREFETCHED_BDS 4 |
| #define TX_IP_OFFSET_ENTRY_MAX 8 |
| #define NUM_OF_PADDRS 4 |
| #define ENET_INIT_PARAM_MAX_ENTRIES_RX 9 |
| #define ENET_INIT_PARAM_MAX_ENTRIES_TX 8 |
| |
| struct ucc_geth { |
| struct ucc_fast uccf; |
| u8 res0[0x100 - sizeof(struct ucc_fast)]; |
| |
| u32 maccfg1; /* mac configuration reg. 1 */ |
| u32 maccfg2; /* mac configuration reg. 2 */ |
| u32 ipgifg; /* interframe gap reg. */ |
| u32 hafdup; /* half-duplex reg. */ |
| u8 res1[0x10]; |
| u8 miimng[0x18]; /* MII management structure moved to _mii.h */ |
| u32 ifctl; /* interface control reg */ |
| u32 ifstat; /* interface statux reg */ |
| u32 macstnaddr1; /* mac station address part 1 reg */ |
| u32 macstnaddr2; /* mac station address part 2 reg */ |
| u8 res2[0x8]; |
| u32 uempr; /* UCC Ethernet Mac parameter reg */ |
| u32 utbipar; /* UCC tbi address reg */ |
| u16 uescr; /* UCC Ethernet statistics control reg */ |
| u8 res3[0x180 - 0x15A]; |
| u32 tx64; /* Total number of frames (including bad |
| frames) transmitted that were exactly of the |
| minimal length (64 for un tagged, 68 for |
| tagged, or with length exactly equal to the |
| parameter MINLength */ |
| u32 tx127; /* Total number of frames (including bad |
| frames) transmitted that were between |
| MINLength (Including FCS length==4) and 127 |
| octets */ |
| u32 tx255; /* Total number of frames (including bad |
| frames) transmitted that were between 128 |
| (Including FCS length==4) and 255 octets */ |
| u32 rx64; /* Total number of frames received including |
| bad frames that were exactly of the mninimal |
| length (64 bytes) */ |
| u32 rx127; /* Total number of frames (including bad |
| frames) received that were between MINLength |
| (Including FCS length==4) and 127 octets */ |
| u32 rx255; /* Total number of frames (including bad |
| frames) received that were between 128 |
| (Including FCS length==4) and 255 octets */ |
| u32 txok; /* Total number of octets residing in frames |
| that where involved in successful |
| transmission */ |
| u16 txcf; /* Total number of PAUSE control frames |
| transmitted by this MAC */ |
| u8 res4[0x2]; |
| u32 tmca; /* Total number of frames that were transmitted |
| successfully with the group address bit set |
| that are not broadcast frames */ |
| u32 tbca; /* Total number of frames transmitted |
| successfully that had destination address |
| field equal to the broadcast address */ |
| u32 rxfok; /* Total number of frames received OK */ |
| u32 rxbok; /* Total number of octets received OK */ |
| u32 rbyt; /* Total number of octets received including |
| octets in bad frames. Must be implemented in |
| HW because it includes octets in frames that |
| never even reach the UCC */ |
| u32 rmca; /* Total number of frames that were received |
| successfully with the group address bit set |
| that are not broadcast frames */ |
| u32 rbca; /* Total number of frames received successfully |
| that had destination address equal to the |
| broadcast address */ |
| u32 scar; /* Statistics carry register */ |
| u32 scam; /* Statistics caryy mask register */ |
| u8 res5[0x200 - 0x1c4]; |
| } __packed; |
| |
| /* UCC GETH TEMODR Register */ |
| #define TEMODER_TX_RMON_STATISTICS_ENABLE 0x0100 /* enable Tx statistics |
| */ |
| #define TEMODER_SCHEDULER_ENABLE 0x2000 /* enable scheduler */ |
| #define TEMODER_IP_CHECKSUM_GENERATE 0x0400 /* generate IPv4 |
| checksums */ |
| #define TEMODER_PERFORMANCE_OPTIMIZATION_MODE1 0x0200 /* enable performance |
| optimization |
| enhancement (mode1) */ |
| #define TEMODER_RMON_STATISTICS 0x0100 /* enable tx statistics |
| */ |
| #define TEMODER_NUM_OF_QUEUES_SHIFT (15-15) /* Number of queues << |
| shift */ |
| |
| /* UCC GETH TEMODR Register */ |
| #define REMODER_RX_RMON_STATISTICS_ENABLE 0x00001000 /* enable Rx |
| statistics */ |
| #define REMODER_RX_EXTENDED_FEATURES 0x80000000 /* enable |
| extended |
| features */ |
| #define REMODER_VLAN_OPERATION_TAGGED_SHIFT (31-9 ) /* vlan operation |
| tagged << shift */ |
| #define REMODER_VLAN_OPERATION_NON_TAGGED_SHIFT (31-10) /* vlan operation non |
| tagged << shift */ |
| #define REMODER_RX_QOS_MODE_SHIFT (31-15) /* rx QoS mode << shift |
| */ |
| #define REMODER_RMON_STATISTICS 0x00001000 /* enable rx |
| statistics */ |
| #define REMODER_RX_EXTENDED_FILTERING 0x00000800 /* extended |
| filtering |
| vs. |
| mpc82xx-like |
| filtering */ |
| #define REMODER_NUM_OF_QUEUES_SHIFT (31-23) /* Number of queues << |
| shift */ |
| #define REMODER_DYNAMIC_MAX_FRAME_LENGTH 0x00000008 /* enable |
| dynamic max |
| frame length |
| */ |
| #define REMODER_DYNAMIC_MIN_FRAME_LENGTH 0x00000004 /* enable |
| dynamic min |
| frame length |
| */ |
| #define REMODER_IP_CHECKSUM_CHECK 0x00000002 /* check IPv4 |
| checksums */ |
| #define REMODER_IP_ADDRESS_ALIGNMENT 0x00000001 /* align ip |
| address to |
| 4-byte |
| boundary */ |
| |
| /* UCC GETH Event Register */ |
| #define UCCE_TXB (UCC_GETH_UCCE_TXB7 | UCC_GETH_UCCE_TXB6 | \ |
| UCC_GETH_UCCE_TXB5 | UCC_GETH_UCCE_TXB4 | \ |
| UCC_GETH_UCCE_TXB3 | UCC_GETH_UCCE_TXB2 | \ |
| UCC_GETH_UCCE_TXB1 | UCC_GETH_UCCE_TXB0) |
| |
| #define UCCE_RXB (UCC_GETH_UCCE_RXB7 | UCC_GETH_UCCE_RXB6 | \ |
| UCC_GETH_UCCE_RXB5 | UCC_GETH_UCCE_RXB4 | \ |
| UCC_GETH_UCCE_RXB3 | UCC_GETH_UCCE_RXB2 | \ |
| UCC_GETH_UCCE_RXB1 | UCC_GETH_UCCE_RXB0) |
| |
| #define UCCE_RXF (UCC_GETH_UCCE_RXF7 | UCC_GETH_UCCE_RXF6 | \ |
| UCC_GETH_UCCE_RXF5 | UCC_GETH_UCCE_RXF4 | \ |
| UCC_GETH_UCCE_RXF3 | UCC_GETH_UCCE_RXF2 | \ |
| UCC_GETH_UCCE_RXF1 | UCC_GETH_UCCE_RXF0) |
| |
| #define UCCE_OTHER (UCC_GETH_UCCE_SCAR | UCC_GETH_UCCE_GRA | \ |
| UCC_GETH_UCCE_CBPR | UCC_GETH_UCCE_BSY | \ |
| UCC_GETH_UCCE_RXC | UCC_GETH_UCCE_TXC | UCC_GETH_UCCE_TXE) |
| |
| #define UCCE_RX_EVENTS (UCCE_RXF | UCC_GETH_UCCE_BSY) |
| #define UCCE_TX_EVENTS (UCCE_TXB | UCC_GETH_UCCE_TXE) |
| |
| /* TBI defines */ |
| #define ENET_TBI_MII_CR 0x00 /* Control */ |
| #define ENET_TBI_MII_SR 0x01 /* Status */ |
| #define ENET_TBI_MII_ANA 0x04 /* AN advertisement */ |
| #define ENET_TBI_MII_ANLPBPA 0x05 /* AN link partner base page ability */ |
| #define ENET_TBI_MII_ANEX 0x06 /* AN expansion */ |
| #define ENET_TBI_MII_ANNPT 0x07 /* AN next page transmit */ |
| #define ENET_TBI_MII_ANLPANP 0x08 /* AN link partner ability next page */ |
| #define ENET_TBI_MII_EXST 0x0F /* Extended status */ |
| #define ENET_TBI_MII_JD 0x10 /* Jitter diagnostics */ |
| #define ENET_TBI_MII_TBICON 0x11 /* TBI control */ |
| |
| /* TBI MDIO register bit fields*/ |
| #define TBISR_LSTATUS 0x0004 |
| #define TBICON_CLK_SELECT 0x0020 |
| #define TBIANA_ASYMMETRIC_PAUSE 0x0100 |
| #define TBIANA_SYMMETRIC_PAUSE 0x0080 |
| #define TBIANA_HALF_DUPLEX 0x0040 |
| #define TBIANA_FULL_DUPLEX 0x0020 |
| #define TBICR_PHY_RESET 0x8000 |
| #define TBICR_ANEG_ENABLE 0x1000 |
| #define TBICR_RESTART_ANEG 0x0200 |
| #define TBICR_FULL_DUPLEX 0x0100 |
| #define TBICR_SPEED1_SET 0x0040 |
| |
| #define TBIANA_SETTINGS ( \ |
| TBIANA_ASYMMETRIC_PAUSE \ |
| | TBIANA_SYMMETRIC_PAUSE \ |
| | TBIANA_FULL_DUPLEX \ |
| ) |
| #define TBICR_SETTINGS ( \ |
| TBICR_PHY_RESET \ |
| | TBICR_ANEG_ENABLE \ |
| | TBICR_FULL_DUPLEX \ |
| | TBICR_SPEED1_SET \ |
| ) |
| |
| /* UCC GETH MACCFG1 (MAC Configuration 1 Register) */ |
| #define MACCFG1_FLOW_RX 0x00000020 /* Flow Control |
| Rx */ |
| #define MACCFG1_FLOW_TX 0x00000010 /* Flow Control |
| Tx */ |
| #define MACCFG1_ENABLE_SYNCHED_RX 0x00000008 /* Rx Enable |
| synchronized |
| to Rx stream |
| */ |
| #define MACCFG1_ENABLE_RX 0x00000004 /* Enable Rx */ |
| #define MACCFG1_ENABLE_SYNCHED_TX 0x00000002 /* Tx Enable |
| synchronized |
| to Tx stream |
| */ |
| #define MACCFG1_ENABLE_TX 0x00000001 /* Enable Tx */ |
| |
| /* UCC GETH MACCFG2 (MAC Configuration 2 Register) */ |
| #define MACCFG2_PREL_SHIFT (31 - 19) /* Preamble |
| Length << |
| shift */ |
| #define MACCFG2_PREL_MASK 0x0000f000 /* Preamble |
| Length mask */ |
| #define MACCFG2_SRP 0x00000080 /* Soft Receive |
| Preamble */ |
| #define MACCFG2_STP 0x00000040 /* Soft |
| Transmit |
| Preamble */ |
| #define MACCFG2_RESERVED_1 0x00000020 /* Reserved - |
| must be set |
| to 1 */ |
| #define MACCFG2_LC 0x00000010 /* Length Check |
| */ |
| #define MACCFG2_MPE 0x00000008 /* Magic packet |
| detect */ |
| #define MACCFG2_FDX 0x00000001 /* Full Duplex */ |
| #define MACCFG2_FDX_MASK 0x00000001 /* Full Duplex |
| mask */ |
| #define MACCFG2_PAD_CRC 0x00000004 |
| #define MACCFG2_CRC_EN 0x00000002 |
| #define MACCFG2_PAD_AND_CRC_MODE_NONE 0x00000000 /* Neither |
| Padding |
| short frames |
| nor CRC */ |
| #define MACCFG2_PAD_AND_CRC_MODE_CRC_ONLY 0x00000002 /* Append CRC |
| only */ |
| #define MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC 0x00000004 |
| #define MACCFG2_INTERFACE_MODE_NIBBLE 0x00000100 /* nibble mode |
| (MII/RMII/RGMII |
| 10/100bps) */ |
| #define MACCFG2_INTERFACE_MODE_BYTE 0x00000200 /* byte mode |
| (GMII/TBI/RTB/RGMII |
| 1000bps ) */ |
| #define MACCFG2_INTERFACE_MODE_MASK 0x00000300 /* mask |
| covering all |
| relevant |
| bits */ |
| |
| /* UCC GETH IPGIFG (Inter-frame Gap / Inter-Frame Gap Register) */ |
| #define IPGIFG_NON_BACK_TO_BACK_IFG_PART1_SHIFT (31 - 7) /* Non |
| back-to-back |
| inter frame |
| gap part 1. |
| << shift */ |
| #define IPGIFG_NON_BACK_TO_BACK_IFG_PART2_SHIFT (31 - 15) /* Non |
| back-to-back |
| inter frame |
| gap part 2. |
| << shift */ |
| #define IPGIFG_MINIMUM_IFG_ENFORCEMENT_SHIFT (31 - 23) /* Mimimum IFG |
| Enforcement |
| << shift */ |
| #define IPGIFG_BACK_TO_BACK_IFG_SHIFT (31 - 31) /* back-to-back |
| inter frame |
| gap << shift |
| */ |
| #define IPGIFG_NON_BACK_TO_BACK_IFG_PART1_MAX 127 /* Non back-to-back |
| inter frame gap part |
| 1. max val */ |
| #define IPGIFG_NON_BACK_TO_BACK_IFG_PART2_MAX 127 /* Non back-to-back |
| inter frame gap part |
| 2. max val */ |
| #define IPGIFG_MINIMUM_IFG_ENFORCEMENT_MAX 255 /* Mimimum IFG |
| Enforcement max val */ |
| #define IPGIFG_BACK_TO_BACK_IFG_MAX 127 /* back-to-back inter |
| frame gap max val */ |
| #define IPGIFG_NBTB_CS_IPG_MASK 0x7F000000 |
| #define IPGIFG_NBTB_IPG_MASK 0x007F0000 |
| #define IPGIFG_MIN_IFG_MASK 0x0000FF00 |
| #define IPGIFG_BTB_IPG_MASK 0x0000007F |
| |
| /* UCC GETH HAFDUP (Half Duplex Register) */ |
| #define HALFDUP_ALT_BEB_TRUNCATION_SHIFT (31 - 11) /* Alternate |
| Binary |
| Exponential |
| Backoff |
| Truncation |
| << shift */ |
| #define HALFDUP_ALT_BEB_TRUNCATION_MAX 0xf /* Alternate Binary |
| Exponential Backoff |
| Truncation max val */ |
| #define HALFDUP_ALT_BEB 0x00080000 /* Alternate |
| Binary |
| Exponential |
| Backoff */ |
| #define HALFDUP_BACK_PRESSURE_NO_BACKOFF 0x00040000 /* Back |
| pressure no |
| backoff */ |
| #define HALFDUP_NO_BACKOFF 0x00020000 /* No Backoff */ |
| #define HALFDUP_EXCESSIVE_DEFER 0x00010000 /* Excessive |
| Defer */ |
| #define HALFDUP_MAX_RETRANSMISSION_SHIFT (31 - 19) /* Maximum |
| Retransmission |
| << shift */ |
| #define HALFDUP_MAX_RETRANSMISSION_MAX 0xf /* Maximum |
| Retransmission max |
| val */ |
| #define HALFDUP_COLLISION_WINDOW_SHIFT (31 - 31) /* Collision |
| Window << |
| shift */ |
| #define HALFDUP_COLLISION_WINDOW_MAX 0x3f /* Collision Window max |
| val */ |
| #define HALFDUP_ALT_BEB_TR_MASK 0x00F00000 |
| #define HALFDUP_RETRANS_MASK 0x0000F000 |
| #define HALFDUP_COL_WINDOW_MASK 0x0000003F |
| |
| /* UCC GETH UCCS (Ethernet Status Register) */ |
| #define UCCS_BPR 0x02 /* Back pressure (in |
| half duplex mode) */ |
| #define UCCS_PAU 0x02 /* Pause state (in full |
| duplex mode) */ |
| #define UCCS_MPD 0x01 /* Magic Packet |
| Detected */ |
| |
| /* UCC GETH IFSTAT (Interface Status Register) */ |
| #define IFSTAT_EXCESS_DEFER 0x00000200 /* Excessive |
| transmission |
| defer */ |
| |
| /* UCC GETH MACSTNADDR1 (Station Address Part 1 Register) */ |
| #define MACSTNADDR1_OCTET_6_SHIFT (31 - 7) /* Station |
| address 6th |
| octet << |
| shift */ |
| #define MACSTNADDR1_OCTET_5_SHIFT (31 - 15) /* Station |
| address 5th |
| octet << |
| shift */ |
| #define MACSTNADDR1_OCTET_4_SHIFT (31 - 23) /* Station |
| address 4th |
| octet << |
| shift */ |
| #define MACSTNADDR1_OCTET_3_SHIFT (31 - 31) /* Station |
| address 3rd |
| octet << |
| shift */ |
| |
| /* UCC GETH MACSTNADDR2 (Station Address Part 2 Register) */ |
| #define MACSTNADDR2_OCTET_2_SHIFT (31 - 7) /* Station |
| address 2nd |
| octet << |
| shift */ |
| #define MACSTNADDR2_OCTET_1_SHIFT (31 - 15) /* Station |
| address 1st |
| octet << |
| shift */ |
| |
| /* UCC GETH UEMPR (Ethernet Mac Parameter Register) */ |
| #define UEMPR_PAUSE_TIME_VALUE_SHIFT (31 - 15) /* Pause time |
| value << |
| shift */ |
| #define UEMPR_EXTENDED_PAUSE_TIME_VALUE_SHIFT (31 - 31) /* Extended |
| pause time |
| value << |
| shift */ |
| |
| /* UCC GETH UTBIPAR (Ten Bit Interface Physical Address Register) */ |
| #define UTBIPAR_PHY_ADDRESS_SHIFT (31 - 31) /* Phy address |
| << shift */ |
| #define UTBIPAR_PHY_ADDRESS_MASK 0x0000001f /* Phy address |
| mask */ |
| |
| /* UCC GETH UESCR (Ethernet Statistics Control Register) */ |
| #define UESCR_AUTOZ 0x8000 /* Automatically zero |
| addressed |
| statistical counter |
| values */ |
| #define UESCR_CLRCNT 0x4000 /* Clear all statistics |
| counters */ |
| #define UESCR_MAXCOV_SHIFT (15 - 7) /* Max |
| Coalescing |
| Value << |
| shift */ |
| #define UESCR_SCOV_SHIFT (15 - 15) /* Status |
| Coalescing |
| Value << |
| shift */ |
| |
| /* UCC GETH UDSR (Data Synchronization Register) */ |
| #define UDSR_MAGIC 0x067E |
| |
| struct ucc_geth_thread_data_tx { |
| u8 res0[104]; |
| } __packed; |
| |
| struct ucc_geth_thread_data_rx { |
| u8 res0[40]; |
| } __packed; |
| |
| /* Send Queue Queue-Descriptor */ |
| struct ucc_geth_send_queue_qd { |
| u32 bd_ring_base; /* pointer to BD ring base address */ |
| u8 res0[0x8]; |
| u32 last_bd_completed_address;/* initialize to last entry in BD ring */ |
| u8 res1[0x30]; |
| } __packed; |
| |
| struct ucc_geth_send_queue_mem_region { |
| struct ucc_geth_send_queue_qd sqqd[NUM_TX_QUEUES]; |
| } __packed; |
| |
| struct ucc_geth_thread_tx_pram { |
| u8 res0[64]; |
| } __packed; |
| |
| struct ucc_geth_thread_rx_pram { |
| u8 res0[128]; |
| } __packed; |
| |
| #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING 64 |
| #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_8 64 |
| #define THREAD_RX_PRAM_ADDITIONAL_FOR_EXTENDED_FILTERING_16 96 |
| |
| struct ucc_geth_scheduler { |
| u16 cpucount0; /* CPU packet counter */ |
| u16 cpucount1; /* CPU packet counter */ |
| u16 cecount0; /* QE packet counter */ |
| u16 cecount1; /* QE packet counter */ |
| u16 cpucount2; /* CPU packet counter */ |
| u16 cpucount3; /* CPU packet counter */ |
| u16 cecount2; /* QE packet counter */ |
| u16 cecount3; /* QE packet counter */ |
| u16 cpucount4; /* CPU packet counter */ |
| u16 cpucount5; /* CPU packet counter */ |
| u16 cecount4; /* QE packet counter */ |
| u16 cecount5; /* QE packet counter */ |
| u16 cpucount6; /* CPU packet counter */ |
| u16 cpucount7; /* CPU packet counter */ |
| u16 cecount6; /* QE packet counter */ |
| u16 cecount7; /* QE packet counter */ |
| u32 weightstatus[NUM_TX_QUEUES]; /* accumulated weight factor */ |
| u32 rtsrshadow; /* temporary variable handled by QE */ |
| u32 time; /* temporary variable handled by QE */ |
| u32 ttl; /* temporary variable handled by QE */ |
| u32 mblinterval; /* max burst length interval */ |
| u16 nortsrbytetime; /* normalized value of byte time in tsr units */ |
| u8 fracsiz; /* radix 2 log value of denom. of |
| NorTSRByteTime */ |
| u8 res0[1]; |
| u8 strictpriorityq; /* Strict Priority Mask register */ |
| u8 txasap; /* Transmit ASAP register */ |
| u8 extrabw; /* Extra BandWidth register */ |
| u8 oldwfqmask; /* temporary variable handled by QE */ |
| u8 weightfactor[NUM_TX_QUEUES]; |
| /**< weight factor for queues */ |
| u32 minw; /* temporary variable handled by QE */ |
| u8 res1[0x70 - 0x64]; |
| } __packed; |
| |
| struct ucc_geth_tx_firmware_statistics_pram { |
| u32 sicoltx; /* single collision */ |
| u32 mulcoltx; /* multiple collision */ |
| u32 latecoltxfr; /* late collision */ |
| u32 frabortduecol; /* frames aborted due to transmit collision */ |
| u32 frlostinmactxer; /* frames lost due to internal MAC error |
| transmission that are not counted on any |
| other counter */ |
| u32 carriersenseertx; /* carrier sense error */ |
| u32 frtxok; /* frames transmitted OK */ |
| u32 txfrexcessivedefer; /* frames with defferal time greater than |
| specified threshold */ |
| u32 txpkts256; /* total packets (including bad) between 256 |
| and 511 octets */ |
| u32 txpkts512; /* total packets (including bad) between 512 |
| and 1023 octets */ |
| u32 txpkts1024; /* total packets (including bad) between 1024 |
| and 1518 octets */ |
| u32 txpktsjumbo; /* total packets (including bad) between 1024 |
| and MAXLength octets */ |
| } __packed; |
| |
| struct ucc_geth_rx_firmware_statistics_pram { |
| u32 frrxfcser; /* frames with crc error */ |
| u32 fraligner; /* frames with alignment error */ |
| u32 inrangelenrxer; /* in range length error */ |
| u32 outrangelenrxer; /* out of range length error */ |
| u32 frtoolong; /* frame too long */ |
| u32 runt; /* runt */ |
| u32 verylongevent; /* very long event */ |
| u32 symbolerror; /* symbol error */ |
| u32 dropbsy; /* drop because of BD not ready */ |
| u8 res0[0x8]; |
| u32 mismatchdrop; /* drop because of MAC filtering (e.g. address |
| or type mismatch) */ |
| u32 underpkts; /* total frames less than 64 octets */ |
| u32 pkts256; /* total frames (including bad) between 256 and |
| 511 octets */ |
| u32 pkts512; /* total frames (including bad) between 512 and |
| 1023 octets */ |
| u32 pkts1024; /* total frames (including bad) between 1024 |
| and 1518 octets */ |
| u32 pktsjumbo; /* total frames (including bad) between 1024 |
| and MAXLength octets */ |
| u32 frlossinmacer; /* frames lost because of internal MAC error |
| that is not counted in any other counter */ |
| u32 pausefr; /* pause frames */ |
| u8 res1[0x4]; |
| u32 removevlan; /* total frames that had their VLAN tag removed |
| */ |
| u32 replacevlan; /* total frames that had their VLAN tag |
| replaced */ |
| u32 insertvlan; /* total frames that had their VLAN tag |
| inserted */ |
| } __packed; |
| |
| struct ucc_geth_rx_interrupt_coalescing_entry { |
| u32 interruptcoalescingmaxvalue; /* interrupt coalescing max |
| value */ |
| u32 interruptcoalescingcounter; /* interrupt coalescing counter, |
| initialize to |
| interruptcoalescingmaxvalue */ |
| } __packed; |
| |
| struct ucc_geth_rx_interrupt_coalescing_table { |
| struct ucc_geth_rx_interrupt_coalescing_entry coalescingentry[NUM_RX_QUEUES]; |
| /**< interrupt coalescing entry */ |
| } __packed; |
| |
| struct ucc_geth_rx_prefetched_bds { |
| struct qe_bd bd[NUM_BDS_IN_PREFETCHED_BDS]; /* prefetched bd */ |
| } __packed; |
| |
| struct ucc_geth_rx_bd_queues_entry { |
| u32 bdbaseptr; /* BD base pointer */ |
| u32 bdptr; /* BD pointer */ |
| u32 externalbdbaseptr; /* external BD base pointer */ |
| u32 externalbdptr; /* external BD pointer */ |
| } __packed; |
| |
| struct ucc_geth_tx_global_pram { |
| u16 temoder; |
| u8 res0[0x38 - 0x02]; |
| u32 sqptr; /* a base pointer to send queue memory region */ |
| u32 schedulerbasepointer; /* a base pointer to scheduler memory |
| region */ |
| u32 txrmonbaseptr; /* base pointer to Tx RMON statistics counter */ |
| u32 tstate; /* tx internal state. High byte contains |
| function code */ |
| u8 iphoffset[TX_IP_OFFSET_ENTRY_MAX]; |
| u32 vtagtable[0x8]; /* 8 4-byte VLAN tags */ |
| u32 tqptr; /* a base pointer to the Tx Queues Memory |
| Region */ |
| u8 res2[0x80 - 0x74]; |
| } __packed; |
| |
| /* structure representing Extended Filtering Global Parameters in PRAM */ |
| struct ucc_geth_exf_global_pram { |
| u32 l2pcdptr; /* individual address filter, high */ |
| u8 res0[0x10 - 0x04]; |
| } __packed; |
| |
| struct ucc_geth_rx_global_pram { |
| u32 remoder; /* ethernet mode reg. */ |
| u32 rqptr; /* base pointer to the Rx Queues Memory Region*/ |
| u32 res0[0x1]; |
| u8 res1[0x20 - 0xC]; |
| u16 typeorlen; /* cutoff point less than which, type/len field |
| is considered length */ |
| u8 res2[0x1]; |
| u8 rxgstpack; /* acknowledgement on GRACEFUL STOP RX command*/ |
| u32 rxrmonbaseptr; /* base pointer to Rx RMON statistics counter */ |
| u8 res3[0x30 - 0x28]; |
| u32 intcoalescingptr; /* Interrupt coalescing table pointer */ |
| u8 res4[0x36 - 0x34]; |
| u8 rstate; /* rx internal state. High byte contains |
| function code */ |
| u8 res5[0x46 - 0x37]; |
| u16 mrblr; /* max receive buffer length reg. */ |
| u32 rbdqptr; /* base pointer to RxBD parameter table |
| description */ |
| u16 mflr; /* max frame length reg. */ |
| u16 minflr; /* min frame length reg. */ |
| u16 maxd1; /* max dma1 length reg. */ |
| u16 maxd2; /* max dma2 length reg. */ |
| u32 ecamptr; /* external CAM address */ |
| u32 l2qt; /* VLAN priority mapping table. */ |
| u32 l3qt[0x8]; /* IP priority mapping table. */ |
| u16 vlantype; /* vlan type */ |
| u16 vlantci; /* default vlan tci */ |
| u8 addressfiltering[64]; /* address filtering data structure */ |
| u32 exfGlobalParam; /* base address for extended filtering global |
| parameters */ |
| u8 res6[0x100 - 0xC4]; /* Initialize to zero */ |
| } __packed; |
| |
| #define GRACEFUL_STOP_ACKNOWLEDGE_RX 0x01 |
| |
| /* structure representing InitEnet command */ |
| struct ucc_geth_init_pram { |
| u8 resinit1; |
| u8 resinit2; |
| u8 resinit3; |
| u8 resinit4; |
| u16 resinit5; |
| u8 res1[0x1]; |
| u8 largestexternallookupkeysize; |
| u32 rgftgfrxglobal; |
| u32 rxthread[ENET_INIT_PARAM_MAX_ENTRIES_RX]; /* rx threads */ |
| u8 res2[0x38 - 0x30]; |
| u32 txglobal; /* tx global */ |
| u32 txthread[ENET_INIT_PARAM_MAX_ENTRIES_TX]; /* tx threads */ |
| u8 res3[0x1]; |
| } __packed; |
| |
| #define ENET_INIT_PARAM_RGF_SHIFT (32 - 4) |
| #define ENET_INIT_PARAM_TGF_SHIFT (32 - 8) |
| |
| #define ENET_INIT_PARAM_RISC_MASK 0x0000003f |
| #define ENET_INIT_PARAM_PTR_MASK 0x00ffffc0 |
| #define ENET_INIT_PARAM_SNUM_MASK 0xff000000 |
| #define ENET_INIT_PARAM_SNUM_SHIFT 24 |
| |
| #define ENET_INIT_PARAM_MAGIC_RES_INIT1 0x06 |
| #define ENET_INIT_PARAM_MAGIC_RES_INIT2 0x30 |
| #define ENET_INIT_PARAM_MAGIC_RES_INIT3 0xff |
| #define ENET_INIT_PARAM_MAGIC_RES_INIT4 0x00 |
| #define ENET_INIT_PARAM_MAGIC_RES_INIT5 0x0400 |
| |
| /* structure representing 82xx Address Filtering Enet Address in PRAM */ |
| struct ucc_geth_82xx_enet_address { |
| u8 res1[0x2]; |
| u16 h; /* address (MSB) */ |
| u16 m; /* address */ |
| u16 l; /* address (LSB) */ |
| } __packed; |
| |
| /* structure representing 82xx Address Filtering PRAM */ |
| struct ucc_geth_82xx_address_filtering_pram { |
| u32 iaddr_h; /* individual address filter, high */ |
| u32 iaddr_l; /* individual address filter, low */ |
| u32 gaddr_h; /* group address filter, high */ |
| u32 gaddr_l; /* group address filter, low */ |
| struct ucc_geth_82xx_enet_address __iomem taddr; |
| struct ucc_geth_82xx_enet_address __iomem paddr[NUM_OF_PADDRS]; |
| u8 res0[0x40 - 0x38]; |
| } __packed; |
| |
| /* GETH Tx firmware statistics structure, used when calling |
| UCC_GETH_GetStatistics. */ |
| struct ucc_geth_tx_firmware_statistics { |
| u32 sicoltx; /* single collision */ |
| u32 mulcoltx; /* multiple collision */ |
| u32 latecoltxfr; /* late collision */ |
| u32 frabortduecol; /* frames aborted due to transmit collision */ |
| u32 frlostinmactxer; /* frames lost due to internal MAC error |
| transmission that are not counted on any |
| other counter */ |
| u32 carriersenseertx; /* carrier sense error */ |
| u32 frtxok; /* frames transmitted OK */ |
| u32 txfrexcessivedefer; /* frames with defferal time greater than |
| specified threshold */ |
| u32 txpkts256; /* total packets (including bad) between 256 |
| and 511 octets */ |
| u32 txpkts512; /* total packets (including bad) between 512 |
| and 1023 octets */ |
| u32 txpkts1024; /* total packets (including bad) between 1024 |
| and 1518 octets */ |
| u32 txpktsjumbo; /* total packets (including bad) between 1024 |
| and MAXLength octets */ |
| } __packed; |
| |
| /* GETH Rx firmware statistics structure, used when calling |
| UCC_GETH_GetStatistics. */ |
| struct ucc_geth_rx_firmware_statistics { |
| u32 frrxfcser; /* frames with crc error */ |
| u32 fraligner; /* frames with alignment error */ |
| u32 inrangelenrxer; /* in range length error */ |
| u32 outrangelenrxer; /* out of range length error */ |
| u32 frtoolong; /* frame too long */ |
| u32 runt; /* runt */ |
| u32 verylongevent; /* very long event */ |
| u32 symbolerror; /* symbol error */ |
| u32 dropbsy; /* drop because of BD not ready */ |
| u8 res0[0x8]; |
| u32 mismatchdrop; /* drop because of MAC filtering (e.g. address |
| or type mismatch) */ |
| u32 underpkts; /* total frames less than 64 octets */ |
| u32 pkts256; /* total frames (including bad) between 256 and |
| 511 octets */ |
| u32 pkts512; /* total frames (including bad) between 512 and |
| 1023 octets */ |
| u32 pkts1024; /* total frames (including bad) between 1024 |
| and 1518 octets */ |
| u32 pktsjumbo; /* total frames (including bad) between 1024 |
| and MAXLength octets */ |
| u32 frlossinmacer; /* frames lost because of internal MAC error |
| that is not counted in any other counter */ |
| u32 pausefr; /* pause frames */ |
| u8 res1[0x4]; |
| u32 removevlan; /* total frames that had their VLAN tag removed |
| */ |
| u32 replacevlan; /* total frames that had their VLAN tag |
| replaced */ |
| u32 insertvlan; /* total frames that had their VLAN tag |
| inserted */ |
| } __packed; |
| |
| /* GETH hardware statistics structure, used when calling |
| UCC_GETH_GetStatistics. */ |
| struct ucc_geth_hardware_statistics { |
| u32 tx64; /* Total number of frames (including bad |
| frames) transmitted that were exactly of the |
| minimal length (64 for un tagged, 68 for |
| tagged, or with length exactly equal to the |
| parameter MINLength */ |
| u32 tx127; /* Total number of frames (including bad |
| frames) transmitted that were between |
| MINLength (Including FCS length==4) and 127 |
| octets */ |
| u32 tx255; /* Total number of frames (including bad |
| frames) transmitted that were between 128 |
| (Including FCS length==4) and 255 octets */ |
| u32 rx64; /* Total number of frames received including |
| bad frames that were exactly of the mninimal |
| length (64 bytes) */ |
| u32 rx127; /* Total number of frames (including bad |
| frames) received that were between MINLength |
| (Including FCS length==4) and 127 octets */ |
| u32 rx255; /* Total number of frames (including bad |
| frames) received that were between 128 |
| (Including FCS length==4) and 255 octets */ |
| u32 txok; /* Total number of octets residing in frames |
| that where involved in successful |
| transmission */ |
| u16 txcf; /* Total number of PAUSE control frames |
| transmitted by this MAC */ |
| u32 tmca; /* Total number of frames that were transmitted |
| successfully with the group address bit set |
| that are not broadcast frames */ |
| u32 tbca; /* Total number of frames transmitted |
| successfully that had destination address |
| field equal to the broadcast address */ |
| u32 rxfok; /* Total number of frames received OK */ |
| u32 rxbok; /* Total number of octets received OK */ |
| u32 rbyt; /* Total number of octets received including |
| octets in bad frames. Must be implemented in |
| HW because it includes octets in frames that |
| never even reach the UCC */ |
| u32 rmca; /* Total number of frames that were received |
| successfully with the group address bit set |
| that are not broadcast frames */ |
| u32 rbca; /* Total number of frames received successfully |
| that had destination address equal to the |
| broadcast address */ |
| } __packed; |
| |
| /* UCC GETH Tx errors returned via TxConf callback */ |
| #define TX_ERRORS_DEF 0x0200 |
| #define TX_ERRORS_EXDEF 0x0100 |
| #define TX_ERRORS_LC 0x0080 |
| #define TX_ERRORS_RL 0x0040 |
| #define TX_ERRORS_RC_MASK 0x003C |
| #define TX_ERRORS_RC_SHIFT 2 |
| #define TX_ERRORS_UN 0x0002 |
| #define TX_ERRORS_CSL 0x0001 |
| |
| /* UCC GETH Rx errors returned via RxStore callback */ |
| #define RX_ERRORS_CMR 0x0200 |
| #define RX_ERRORS_M 0x0100 |
| #define RX_ERRORS_BC 0x0080 |
| #define RX_ERRORS_MC 0x0040 |
| |
| /* Transmit BD. These are in addition to values defined in uccf. */ |
| #define T_VID 0x003c0000 /* insert VLAN id index mask. */ |
| #define T_DEF (((u32) TX_ERRORS_DEF ) << 16) |
| #define T_EXDEF (((u32) TX_ERRORS_EXDEF ) << 16) |
| #define T_LC (((u32) TX_ERRORS_LC ) << 16) |
| #define T_RL (((u32) TX_ERRORS_RL ) << 16) |
| #define T_RC_MASK (((u32) TX_ERRORS_RC_MASK ) << 16) |
| #define T_UN (((u32) TX_ERRORS_UN ) << 16) |
| #define T_CSL (((u32) TX_ERRORS_CSL ) << 16) |
| #define T_ERRORS_REPORT (T_DEF | T_EXDEF | T_LC | T_RL | T_RC_MASK \ |
| | T_UN | T_CSL) /* transmit errors to report */ |
| |
| /* Receive BD. These are in addition to values defined in uccf. */ |
| #define R_LG 0x00200000 /* Frame length violation. */ |
| #define R_NO 0x00100000 /* Non-octet aligned frame. */ |
| #define R_SH 0x00080000 /* Short frame. */ |
| #define R_CR 0x00040000 /* CRC error. */ |
| #define R_OV 0x00020000 /* Overrun. */ |
| #define R_IPCH 0x00010000 /* IP checksum check failed. */ |
| #define R_CMR (((u32) RX_ERRORS_CMR ) << 16) |
| #define R_M (((u32) RX_ERRORS_M ) << 16) |
| #define R_BC (((u32) RX_ERRORS_BC ) << 16) |
| #define R_MC (((u32) RX_ERRORS_MC ) << 16) |
| #define R_ERRORS_REPORT (R_CMR | R_M | R_BC | R_MC) /* receive errors to |
| report */ |
| #define R_ERRORS_FATAL (R_LG | R_NO | R_SH | R_CR | \ |
| R_OV | R_IPCH) /* receive errors to discard */ |
| |
| /* Alignments */ |
| #define UCC_GETH_RX_GLOBAL_PRAM_ALIGNMENT 256 |
| #define UCC_GETH_TX_GLOBAL_PRAM_ALIGNMENT 128 |
| #define UCC_GETH_THREAD_RX_PRAM_ALIGNMENT 128 |
| #define UCC_GETH_THREAD_TX_PRAM_ALIGNMENT 64 |
| #define UCC_GETH_THREAD_DATA_ALIGNMENT 256 /* spec gives values |
| based on num of |
| threads, but always |
| using the maximum is |
| easier */ |
| #define UCC_GETH_SEND_QUEUE_QUEUE_DESCRIPTOR_ALIGNMENT 32 |
| #define UCC_GETH_SCHEDULER_ALIGNMENT 8 /* This is a guess */ |
| #define UCC_GETH_TX_STATISTICS_ALIGNMENT 4 /* This is a guess */ |
| #define UCC_GETH_RX_STATISTICS_ALIGNMENT 4 /* This is a guess */ |
| #define UCC_GETH_RX_INTERRUPT_COALESCING_ALIGNMENT 64 |
| #define UCC_GETH_RX_BD_QUEUES_ALIGNMENT 8 /* This is a guess */ |
| #define UCC_GETH_RX_PREFETCHED_BDS_ALIGNMENT 128 /* This is a guess */ |
| #define UCC_GETH_RX_EXTENDED_FILTERING_GLOBAL_PARAMETERS_ALIGNMENT 8 /* This |
| is a |
| guess |
| */ |
| #define UCC_GETH_RX_BD_RING_ALIGNMENT 32 |
| #define UCC_GETH_TX_BD_RING_ALIGNMENT 32 |
| #define UCC_GETH_MRBLR_ALIGNMENT 128 |
| #define UCC_GETH_RX_BD_RING_SIZE_ALIGNMENT 4 |
| #define UCC_GETH_TX_BD_RING_SIZE_MEMORY_ALIGNMENT 32 |
| #define UCC_GETH_RX_DATA_BUF_ALIGNMENT 64 |
| |
| #define UCC_GETH_TAD_EF 0x80 |
| #define UCC_GETH_TAD_V 0x40 |
| #define UCC_GETH_TAD_REJ 0x20 |
| #define UCC_GETH_TAD_VTAG_OP_RIGHT_SHIFT 2 |
| #define UCC_GETH_TAD_VTAG_OP_SHIFT 6 |
| #define UCC_GETH_TAD_V_NON_VTAG_OP 0x20 |
| #define UCC_GETH_TAD_RQOS_SHIFT 0 |
| #define UCC_GETH_TAD_V_PRIORITY_SHIFT 5 |
| #define UCC_GETH_TAD_CFI 0x10 |
| |
| #define UCC_GETH_VLAN_PRIORITY_MAX 8 |
| #define UCC_GETH_IP_PRIORITY_MAX 64 |
| #define UCC_GETH_TX_VTAG_TABLE_ENTRY_MAX 8 |
| #define UCC_GETH_RX_BD_RING_SIZE_MIN 8 |
| #define UCC_GETH_TX_BD_RING_SIZE_MIN 2 |
| #define UCC_GETH_BD_RING_SIZE_MAX 0xffff |
| |
| #define UCC_GETH_SIZE_OF_BD QE_SIZEOF_BD |
| |
| /* Driver definitions */ |
| #define TX_BD_RING_LEN 0x10 |
| #define RX_BD_RING_LEN 0x20 |
| |
| #define TX_RING_MOD_MASK(size) (size-1) |
| #define RX_RING_MOD_MASK(size) (size-1) |
| |
| #define ENET_GROUP_ADDR 0x01 /* Group address mask |
| for ethernet |
| addresses */ |
| |
| #define TX_TIMEOUT (1*HZ) |
| #define SKB_ALLOC_TIMEOUT 100000 |
| #define PHY_INIT_TIMEOUT 100000 |
| #define PHY_CHANGE_TIME 2 |
| |
| /* Fast Ethernet (10/100 Mbps) */ |
| #define UCC_GETH_URFS_INIT 512 /* Rx virtual FIFO size |
| */ |
| #define UCC_GETH_URFET_INIT 256 /* 1/2 urfs */ |
| #define UCC_GETH_URFSET_INIT 384 /* 3/4 urfs */ |
| #define UCC_GETH_UTFS_INIT 512 /* Tx virtual FIFO size |
| */ |
| #define UCC_GETH_UTFET_INIT 256 /* 1/2 utfs */ |
| #define UCC_GETH_UTFTT_INIT 256 /* 1/2 utfs |
| due to errata */ |
| /* Gigabit Ethernet (1000 Mbps) */ |
| #define UCC_GETH_URFS_GIGA_INIT 4096/*2048*/ /* Rx virtual |
| FIFO size */ |
| #define UCC_GETH_URFET_GIGA_INIT 2048/*1024*/ /* 1/2 urfs */ |
| #define UCC_GETH_URFSET_GIGA_INIT 3072/*1536*/ /* 3/4 urfs */ |
| #define UCC_GETH_UTFS_GIGA_INIT 4096/*2048*/ /* Tx virtual |
| FIFO size */ |
| #define UCC_GETH_UTFET_GIGA_INIT 2048/*1024*/ /* 1/2 utfs */ |
| #define UCC_GETH_UTFTT_GIGA_INIT 4096/*0x40*/ /* Tx virtual |
| FIFO size */ |
| |
| #define UCC_GETH_REMODER_INIT 0 /* bits that must be |
| set */ |
| #define UCC_GETH_TEMODER_INIT 0xC000 /* bits that must */ |
| |
| /* Initial value for UPSMR */ |
| #define UCC_GETH_UPSMR_INIT UCC_GETH_UPSMR_RES1 |
| |
| #define UCC_GETH_MACCFG1_INIT 0 |
| #define UCC_GETH_MACCFG2_INIT (MACCFG2_RESERVED_1) |
| |
| /* Ethernet Address Type. */ |
| enum enet_addr_type { |
| ENET_ADDR_TYPE_INDIVIDUAL, |
| ENET_ADDR_TYPE_GROUP, |
| ENET_ADDR_TYPE_BROADCAST |
| }; |
| |
| /* UCC GETH 82xx Ethernet Address Recognition Location */ |
| enum ucc_geth_enet_address_recognition_location { |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_STATION_ADDRESS,/* station |
| address */ |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR_FIRST, /* additional |
| station |
| address |
| paddr1 */ |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR2, /* additional |
| station |
| address |
| paddr2 */ |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR3, /* additional |
| station |
| address |
| paddr3 */ |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_PADDR_LAST, /* additional |
| station |
| address |
| paddr4 */ |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_GROUP_HASH, /* group hash */ |
| UCC_GETH_ENET_ADDRESS_RECOGNITION_LOCATION_INDIVIDUAL_HASH /* individual |
| hash */ |
| }; |
| |
| /* UCC GETH vlan operation tagged */ |
| enum ucc_geth_vlan_operation_tagged { |
| UCC_GETH_VLAN_OPERATION_TAGGED_NOP = 0x0, /* Tagged - nop */ |
| UCC_GETH_VLAN_OPERATION_TAGGED_REPLACE_VID_PORTION_OF_Q_TAG |
| = 0x1, /* Tagged - replace vid portion of q tag */ |
| UCC_GETH_VLAN_OPERATION_TAGGED_IF_VID0_REPLACE_VID_WITH_DEFAULT_VALUE |
| = 0x2, /* Tagged - if vid0 replace vid with default value */ |
| UCC_GETH_VLAN_OPERATION_TAGGED_EXTRACT_Q_TAG_FROM_FRAME |
| = 0x3 /* Tagged - extract q tag from frame */ |
| }; |
| |
| /* UCC GETH vlan operation non-tagged */ |
| enum ucc_geth_vlan_operation_non_tagged { |
| UCC_GETH_VLAN_OPERATION_NON_TAGGED_NOP = 0x0, /* Non tagged - nop */ |
| UCC_GETH_VLAN_OPERATION_NON_TAGGED_Q_TAG_INSERT = 0x1 /* Non tagged - |
| q tag insert |
| */ |
| }; |
| |
| /* UCC GETH Rx Quality of Service Mode */ |
| enum ucc_geth_qos_mode { |
| UCC_GETH_QOS_MODE_DEFAULT = 0x0, /* default queue */ |
| UCC_GETH_QOS_MODE_QUEUE_NUM_FROM_L2_CRITERIA = 0x1, /* queue |
| determined |
| by L2 |
| criteria */ |
| UCC_GETH_QOS_MODE_QUEUE_NUM_FROM_L3_CRITERIA = 0x2 /* queue |
| determined |
| by L3 |
| criteria */ |
| }; |
| |
| /* UCC GETH Statistics Gathering Mode - These are bit flags, 'or' them together |
| for combined functionality */ |
| enum ucc_geth_statistics_gathering_mode { |
| UCC_GETH_STATISTICS_GATHERING_MODE_NONE = 0x00000000, /* No |
| statistics |
| gathering */ |
| UCC_GETH_STATISTICS_GATHERING_MODE_HARDWARE = 0x00000001,/* Enable |
| hardware |
| statistics |
| gathering |
| */ |
| UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_TX = 0x00000004,/*Enable |
| firmware |
| tx |
| statistics |
| gathering |
| */ |
| UCC_GETH_STATISTICS_GATHERING_MODE_FIRMWARE_RX = 0x00000008/* Enable |
| firmware |
| rx |
| statistics |
| gathering |
| */ |
| }; |
| |
| /* UCC GETH Pad and CRC Mode - Note, Padding without CRC is not possible */ |
| enum ucc_geth_maccfg2_pad_and_crc_mode { |
| UCC_GETH_PAD_AND_CRC_MODE_NONE |
| = MACCFG2_PAD_AND_CRC_MODE_NONE, /* Neither Padding |
| short frames |
| nor CRC */ |
| UCC_GETH_PAD_AND_CRC_MODE_CRC_ONLY |
| = MACCFG2_PAD_AND_CRC_MODE_CRC_ONLY, /* Append |
| CRC only */ |
| UCC_GETH_PAD_AND_CRC_MODE_PAD_AND_CRC = |
| MACCFG2_PAD_AND_CRC_MODE_PAD_AND_CRC |
| }; |
| |
| /* UCC GETH upsmr Flow Control Mode */ |
| enum ucc_geth_flow_control_mode { |
| UPSMR_AUTOMATIC_FLOW_CONTROL_MODE_NONE = 0x00000000, /* No automatic |
| flow control |
| */ |
| UPSMR_AUTOMATIC_FLOW_CONTROL_MODE_PAUSE_WHEN_EMERGENCY |
| = 0x00004000 /* Send pause frame when RxFIFO reaches its |
| emergency threshold */ |
| }; |
| |
| /* UCC GETH number of threads */ |
| enum ucc_geth_num_of_threads { |
| UCC_GETH_NUM_OF_THREADS_1 = 0x1, /* 1 */ |
| UCC_GETH_NUM_OF_THREADS_2 = 0x2, /* 2 */ |
| UCC_GETH_NUM_OF_THREADS_4 = 0x0, /* 4 */ |
| UCC_GETH_NUM_OF_THREADS_6 = 0x3, /* 6 */ |
| UCC_GETH_NUM_OF_THREADS_8 = 0x4 /* 8 */ |
| }; |
| |
| /* UCC GETH number of station addresses */ |
| enum ucc_geth_num_of_station_addresses { |
| UCC_GETH_NUM_OF_STATION_ADDRESSES_1, /* 1 */ |
| UCC_GETH_NUM_OF_STATION_ADDRESSES_5 /* 5 */ |
| }; |
| |
| /* UCC GETH 82xx Ethernet Address Container */ |
| struct enet_addr_container { |
| u8 address[ETH_ALEN]; /* ethernet address */ |
| enum ucc_geth_enet_address_recognition_location location; /* location in |
| 82xx address |
| recognition |
| hardware */ |
| struct list_head node; |
| }; |
| |
| #define ENET_ADDR_CONT_ENTRY(ptr) list_entry(ptr, struct enet_addr_container, node) |
| |
| /* UCC GETH Termination Action Descriptor (TAD) structure. */ |
| struct ucc_geth_tad_params { |
| int rx_non_dynamic_extended_features_mode; |
| int reject_frame; |
| enum ucc_geth_vlan_operation_tagged vtag_op; |
| enum ucc_geth_vlan_operation_non_tagged vnontag_op; |
| enum ucc_geth_qos_mode rqos; |
| u8 vpri; |
| u16 vid; |
| }; |
| |
| /* GETH protocol initialization structure */ |
| struct ucc_geth_info { |
| struct ucc_fast_info uf_info; |
| u8 numQueuesTx; |
| u8 numQueuesRx; |
| int ipCheckSumCheck; |
| int ipCheckSumGenerate; |
| int rxExtendedFiltering; |
| u32 extendedFilteringChainPointer; |
| u16 typeorlen; |
| int dynamicMaxFrameLength; |
| int dynamicMinFrameLength; |
| u8 nonBackToBackIfgPart1; |
| u8 nonBackToBackIfgPart2; |
| u8 miminumInterFrameGapEnforcement; |
| u8 backToBackInterFrameGap; |
| int ipAddressAlignment; |
| int lengthCheckRx; |
| u32 mblinterval; |
| u16 nortsrbytetime; |
| u8 fracsiz; |
| u8 strictpriorityq; |
| u8 txasap; |
| u8 extrabw; |
| int miiPreambleSupress; |
| u8 altBebTruncation; |
| int altBeb; |
| int backPressureNoBackoff; |
| int noBackoff; |
| int excessDefer; |
| u8 maxRetransmission; |
| u8 collisionWindow; |
| int pro; |
| int cap; |
| int rsh; |
| int rlpb; |
| int cam; |
| int bro; |
| int ecm; |
| int receiveFlowControl; |
| int transmitFlowControl; |
| u8 maxGroupAddrInHash; |
| u8 maxIndAddrInHash; |
| u8 prel; |
| u16 maxFrameLength; |
| u16 minFrameLength; |
| u16 maxD1Length; |
| u16 maxD2Length; |
| u16 vlantype; |
| u16 vlantci; |
| u32 ecamptr; |
| u32 eventRegMask; |
| u16 pausePeriod; |
| u16 extensionField; |
| struct device_node *phy_node; |
| struct device_node *tbi_node; |
| u8 weightfactor[NUM_TX_QUEUES]; |
| u8 interruptcoalescingmaxvalue[NUM_RX_QUEUES]; |
| u8 l2qt[UCC_GETH_VLAN_PRIORITY_MAX]; |
| u8 l3qt[UCC_GETH_IP_PRIORITY_MAX]; |
| u32 vtagtable[UCC_GETH_TX_VTAG_TABLE_ENTRY_MAX]; |
| u8 iphoffset[TX_IP_OFFSET_ENTRY_MAX]; |
| u16 bdRingLenTx[NUM_TX_QUEUES]; |
| u16 bdRingLenRx[NUM_RX_QUEUES]; |
| enum ucc_geth_num_of_station_addresses numStationAddresses; |
| enum qe_fltr_largest_external_tbl_lookup_key_size |
| largestexternallookupkeysize; |
| enum ucc_geth_statistics_gathering_mode statisticsMode; |
| enum ucc_geth_vlan_operation_tagged vlanOperationTagged; |
| enum ucc_geth_vlan_operation_non_tagged vlanOperationNonTagged; |
| enum ucc_geth_qos_mode rxQoSMode; |
| enum ucc_geth_flow_control_mode aufc; |
| enum ucc_geth_maccfg2_pad_and_crc_mode padAndCrc; |
| enum ucc_geth_num_of_threads numThreadsTx; |
| enum ucc_geth_num_of_threads numThreadsRx; |
| unsigned int riscTx; |
| unsigned int riscRx; |
| }; |
| |
| /* structure representing UCC GETH */ |
| struct ucc_geth_private { |
| struct ucc_geth_info *ug_info; |
| struct ucc_fast_private *uccf; |
| struct device *dev; |
| struct net_device *ndev; |
| struct napi_struct napi; |
| struct work_struct timeout_work; |
| struct ucc_geth __iomem *ug_regs; |
| struct ucc_geth_init_pram *p_init_enet_param_shadow; |
| struct ucc_geth_exf_global_pram __iomem *p_exf_glbl_param; |
| u32 exf_glbl_param_offset; |
| struct ucc_geth_rx_global_pram __iomem *p_rx_glbl_pram; |
| u32 rx_glbl_pram_offset; |
| struct ucc_geth_tx_global_pram __iomem *p_tx_glbl_pram; |
| u32 tx_glbl_pram_offset; |
| struct ucc_geth_send_queue_mem_region __iomem *p_send_q_mem_reg; |
| u32 send_q_mem_reg_offset; |
| struct ucc_geth_thread_data_tx __iomem *p_thread_data_tx; |
| u32 thread_dat_tx_offset; |
| struct ucc_geth_thread_data_rx __iomem *p_thread_data_rx; |
| u32 thread_dat_rx_offset; |
| struct ucc_geth_scheduler __iomem *p_scheduler; |
| u32 scheduler_offset; |
| struct ucc_geth_tx_firmware_statistics_pram __iomem *p_tx_fw_statistics_pram; |
| u32 tx_fw_statistics_pram_offset; |
| struct ucc_geth_rx_firmware_statistics_pram __iomem *p_rx_fw_statistics_pram; |
| u32 rx_fw_statistics_pram_offset; |
| struct ucc_geth_rx_interrupt_coalescing_table __iomem *p_rx_irq_coalescing_tbl; |
| u32 rx_irq_coalescing_tbl_offset; |
| struct ucc_geth_rx_bd_queues_entry __iomem *p_rx_bd_qs_tbl; |
| u32 rx_bd_qs_tbl_offset; |
| u8 __iomem *p_tx_bd_ring[NUM_TX_QUEUES]; |
| u32 tx_bd_ring_offset[NUM_TX_QUEUES]; |
| u8 __iomem *p_rx_bd_ring[NUM_RX_QUEUES]; |
| u32 rx_bd_ring_offset[NUM_RX_QUEUES]; |
| u8 __iomem *confBd[NUM_TX_QUEUES]; |
| u8 __iomem *txBd[NUM_TX_QUEUES]; |
| u8 __iomem *rxBd[NUM_RX_QUEUES]; |
| int badFrame[NUM_RX_QUEUES]; |
| u16 cpucount[NUM_TX_QUEUES]; |
| u16 __iomem *p_cpucount[NUM_TX_QUEUES]; |
| int indAddrRegUsed[NUM_OF_PADDRS]; |
| u8 paddr[NUM_OF_PADDRS][ETH_ALEN]; /* ethernet address */ |
| u8 numGroupAddrInHash; |
| u8 numIndAddrInHash; |
| u8 numIndAddrInReg; |
| int rx_extended_features; |
| int rx_non_dynamic_extended_features; |
| struct list_head conf_skbs; |
| struct list_head group_hash_q; |
| struct list_head ind_hash_q; |
| u32 saved_uccm; |
| spinlock_t lock; |
| /* pointers to arrays of skbuffs for tx and rx */ |
| struct sk_buff **tx_skbuff[NUM_TX_QUEUES]; |
| struct sk_buff **rx_skbuff[NUM_RX_QUEUES]; |
| /* indices pointing to the next free sbk in skb arrays */ |
| u16 skb_curtx[NUM_TX_QUEUES]; |
| u16 skb_currx[NUM_RX_QUEUES]; |
| /* index of the first skb which hasn't been transmitted yet. */ |
| u16 skb_dirtytx[NUM_TX_QUEUES]; |
| |
| struct ugeth_mii_info *mii_info; |
| struct phy_device *phydev; |
| phy_interface_t phy_interface; |
| int max_speed; |
| uint32_t msg_enable; |
| int oldspeed; |
| int oldduplex; |
| int oldlink; |
| int wol_en; |
| |
| struct device_node *node; |
| }; |
| |
| void uec_set_ethtool_ops(struct net_device *netdev); |
| int init_flow_control_params(u32 automatic_flow_control_mode, |
| int rx_flow_control_enable, int tx_flow_control_enable, |
| u16 pause_period, u16 extension_field, |
| u32 __iomem *upsmr_register, u32 __iomem *uempr_register, |
| u32 __iomem *maccfg1_register); |
| |
| |
| #endif /* __UCC_GETH_H__ */ |
