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Diffstat (limited to 'drivers/net/ucc_geth.h')
| -rw-r--r-- | drivers/net/ucc_geth.h | 1339 |
1 files changed, 1339 insertions, 0 deletions
diff --git a/drivers/net/ucc_geth.h b/drivers/net/ucc_geth.h new file mode 100644 index 000000000000..005965f5dd9b --- /dev/null +++ b/drivers/net/ucc_geth.h @@ -0,0 +1,1339 @@ +/* + * Copyright (C) Freescale Semicondutor, Inc. 2006. 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/fsl_devices.h> + +#include <asm/immap_qe.h> +#include <asm/qe.h> + +#include <asm/ucc.h> +#include <asm/ucc_fast.h> + +#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 + +typedef struct ucc_mii_mng { + u32 miimcfg; /* MII management configuration reg */ + u32 miimcom; /* MII management command reg */ + u32 miimadd; /* MII management address reg */ + u32 miimcon; /* MII management control reg */ + u32 miimstat; /* MII management status reg */ + u32 miimind; /* MII management indication reg */ +} __attribute__ ((packed)) ucc_mii_mng_t; + +typedef struct ucc_geth { + ucc_fast_t uccf; + + 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]; + ucc_mii_mng_t miimng; /* MII management structure */ + 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 succesfull + 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 + succesfully with the group address bit set + that are not broadcast frames */ + u32 tbca; /* Total number of frames transmitted + succesfully 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 + succesfully with the group address bit set + that are not broadcast frames */ + u32 rbca; /* Total number of frames received succesfully + that had destination address equal to the + broadcast address */ + u32 scar; /* Statistics carry register */ + u32 scam; /* Statistics caryy mask register */ + u8 res5[0x200 - 0x1c4]; +} __attribute__ ((packed)) ucc_geth_t; + +/* 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_MPD 0x80000000 /* Magic packet + detection */ +#define UCCE_SCAR 0x40000000 +#define UCCE_GRA 0x20000000 /* Tx graceful + stop + complete */ +#define UCCE_CBPR 0x10000000 +#define UCCE_BSY 0x08000000 +#define UCCE_RXC 0x04000000 +#define UCCE_TXC 0x02000000 +#define UCCE_TXE 0x01000000 +#define UCCE_TXB7 0x00800000 +#define UCCE_TXB6 0x00400000 +#define UCCE_TXB5 0x00200000 +#define UCCE_TXB4 0x00100000 +#define UCCE_TXB3 0x00080000 +#define UCCE_TXB2 0x00040000 +#define UCCE_TXB1 0x00020000 +#define UCCE_TXB0 0x00010000 +#define UCCE_RXB7 0x00008000 +#define UCCE_RXB6 0x00004000 +#define UCCE_RXB5 0x00002000 +#define UCCE_RXB4 0x00001000 +#define UCCE_RXB3 0x00000800 +#define UCCE_RXB2 0x00000400 +#define UCCE_RXB1 0x00000200 +#define UCCE_RXB0 0x00000100 +#define UCCE_RXF7 0x00000080 +#define UCCE_RXF6 0x00000040 +#define UCCE_RXF5 0x00000020 +#define UCCE_RXF4 0x00000010 +#define UCCE_RXF3 0x00000008 +#define UCCE_RXF2 0x00000004 +#define UCCE_RXF1 0x00000002 +#define UCCE_RXF0 0x00000001 + +#define UCCE_RXBF_SINGLE_MASK (UCCE_RXF0) +#define UCCE_TXBF_SINGLE_MASK (UCCE_TXB0) + +#define UCCE_TXB (UCCE_TXB7 | UCCE_TXB6 | UCCE_TXB5 | UCCE_TXB4 |\ + UCCE_TXB3 | UCCE_TXB2 | UCCE_TXB1 | UCCE_TXB0) +#define UCCE_RXB (UCCE_RXB7 | UCCE_RXB6 | UCCE_RXB5 | UCCE_RXB4 |\ + UCCE_RXB3 | UCCE_RXB2 | UCCE_RXB1 | UCCE_RXB0) +#define UCCE_RXF (UCCE_RXF7 | UCCE_RXF6 | UCCE_RXF5 | UCCE_RXF4 |\ + UCCE_RXF3 | UCCE_RXF2 | UCCE_RXF1 | UCCE_RXF0) +#define UCCE_OTHER (UCCE_SCAR | UCCE_GRA | UCCE_CBPR | UCCE_BSY |\ + UCCE_RXC | UCCE_TXC | UCCE_TXE) + +/* UCC GETH UPSMR (Protocol Specific Mode Register) */ +#define UPSMR_ECM 0x04000000 /* Enable CAM + Miss or + Enable + Filtering + Miss */ +#define UPSMR_HSE 0x02000000 /* Hardware + Statistics + Enable */ +#define UPSMR_PRO 0x00400000 /* Promiscuous*/ +#define UPSMR_CAP 0x00200000 /* CAM polarity + */ +#define UPSMR_RSH 0x00100000 /* Receive + Short Frames + */ +#define UPSMR_RPM 0x00080000 /* Reduced Pin + Mode + interfaces */ +#define UPSMR_R10M 0x00040000 /* RGMII/RMII + 10 Mode */ +#define UPSMR_RLPB 0x00020000 /* RMII + Loopback + Mode */ +#define UPSMR_TBIM 0x00010000 /* Ten-bit + Interface + Mode */ +#define UPSMR_RMM 0x00001000 /* RMII/RGMII + Mode */ +#define UPSMR_CAM 0x00000400 /* CAM Address + Matching */ +#define UPSMR_BRO 0x00000200 /* Broadcast + Address */ +#define UPSMR_RES1 0x00002000 /* Reserved + feild - must + be 1 */ + +/* 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 MIIMCFG (MII Management Configuration Register) */ +#define MIIMCFG_RESET_MANAGEMENT 0x80000000 /* Reset + management */ +#define MIIMCFG_NO_PREAMBLE 0x00000010 /* Preamble + suppress */ +#define MIIMCFG_CLOCK_DIVIDE_SHIFT (31 - 31) /* clock divide + << shift */ +#define MIIMCFG_CLOCK_DIVIDE_MAX 0xf /* clock divide max val + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_2 0x00000000 /* divide by 2 */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_4 0x00000001 /* divide by 4 */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_6 0x00000002 /* divide by 6 */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_8 0x00000003 /* divide by 8 */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_10 0x00000004 /* divide by 10 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_14 0x00000005 /* divide by 14 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_16 0x00000008 /* divide by 16 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_20 0x00000006 /* divide by 20 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_28 0x00000007 /* divide by 28 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_32 0x00000009 /* divide by 32 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_48 0x0000000a /* divide by 48 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_64 0x0000000b /* divide by 64 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_80 0x0000000c /* divide by 80 + */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_112 0x0000000d /* divide by + 112 */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_160 0x0000000e /* divide by + 160 */ +#define MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_224 0x0000000f /* divide by + 224 */ + +/* UCC GETH MIIMCOM (MII Management Command Register) */ +#define MIIMCOM_SCAN_CYCLE 0x00000002 /* Scan cycle */ +#define MIIMCOM_READ_CYCLE 0x00000001 /* Read cycle */ + +/* UCC GETH MIIMADD (MII Management Address Register) */ +#define MIIMADD_PHY_ADDRESS_SHIFT (31 - 23) /* PHY Address + << shift */ +#define MIIMADD_PHY_REGISTER_SHIFT (31 - 31) /* PHY Register + << shift */ + +/* UCC GETH MIIMCON (MII Management Control Register) */ +#define MIIMCON_PHY_CONTROL_SHIFT (31 - 31) /* PHY Control + << shift */ +#define MIIMCON_PHY_STATUS_SHIFT (31 - 31) /* PHY Status + << shift */ + +/* UCC GETH MIIMIND (MII Management Indicator Register) */ +#define MIIMIND_NOT_VALID 0x00000004 /* Not valid */ +#define MIIMIND_SCAN 0x00000002 /* Scan in + progress */ +#define MIIMIND_BUSY 0x00000001 + +/* 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 + +typedef struct ucc_geth_thread_data_tx { + u8 res0[104]; +} __attribute__ ((packed)) ucc_geth_thread_data_tx_t; + +typedef struct ucc_geth_thread_data_rx { + u8 res0[40]; +} __attribute__ ((packed)) ucc_geth_thread_data_rx_t; + +/* Send Queue Queue-Descriptor */ +typedef 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]; +} __attribute__ ((packed)) ucc_geth_send_queue_qd_t; + +typedef struct ucc_geth_send_queue_mem_region { + ucc_geth_send_queue_qd_t sqqd[NUM_TX_QUEUES]; +} __attribute__ ((packed)) ucc_geth_send_queue_mem_region_t; + +typedef struct ucc_geth_thread_tx_pram { + u8 res0[64]; +} __attribute__ ((packed)) ucc_geth_thread_tx_pram_t; + +typedef struct ucc_geth_thread_rx_pram { + u8 res0[128]; +} __attribute__ ((packed)) ucc_geth_thread_rx_pram_t; + +#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 + +typedef 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]; +} __attribute__ ((packed)) ucc_geth_scheduler_t; + +typedef 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 */ +} __attribute__ ((packed)) ucc_geth_tx_firmware_statistics_pram_t; + +typedef 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 */ +} __attribute__ ((packed)) ucc_geth_rx_firmware_statistics_pram_t; + +typedef struct ucc_geth_rx_interrupt_coalescing_entry { + u32 interruptcoalescingmaxvalue; /* interrupt coalescing max + value */ + u32 interruptcoalescingcounter; /* interrupt coalescing counter, + initialize to + interruptcoalescingmaxvalue */ +} __attribute__ ((packed)) ucc_geth_rx_interrupt_coalescing_entry_t; + +typedef struct ucc_geth_rx_interrupt_coalescing_table { + ucc_geth_rx_interrupt_coalescing_entry_t coalescingentry[NUM_RX_QUEUES]; + /**< interrupt coalescing entry */ +} __attribute__ ((packed)) ucc_geth_rx_interrupt_coalescing_table_t; + +typedef struct ucc_geth_rx_prefetched_bds { + qe_bd_t bd[NUM_BDS_IN_PREFETCHED_BDS]; /* prefetched bd */ +} __attribute__ ((packed)) ucc_geth_rx_prefetched_bds_t; + +typedef 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 */ +} __attribute__ ((packed)) ucc_geth_rx_bd_queues_entry_t; + +typedef 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]; +} __attribute__ ((packed)) ucc_geth_tx_global_pram_t; + +/* structure representing Extended Filtering Global Parameters in PRAM */ +typedef struct ucc_geth_exf_global_pram { + u32 l2pcdptr; /* individual address filter, high */ + u8 res0[0x10 - 0x04]; +} __attribute__ ((packed)) ucc_geth_exf_global_pram_t; + +typedef 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 */ +} __attribute__ ((packed)) ucc_geth_rx_global_pram_t; + +#define GRACEFUL_STOP_ACKNOWLEDGE_RX 0x01 + +/* structure representing InitEnet command */ +typedef 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]; +} __attribute__ ((packed)) ucc_geth_init_pram_t; + +#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 */ +typedef struct ucc_geth_82xx_enet_address { + u8 res1[0x2]; + u16 h; /* address (MSB) */ + u16 m; /* address */ + u16 l; /* address (LSB) */ +} __attribute__ ((packed)) ucc_geth_82xx_enet_address_t; + +/* structure representing 82xx Address Filtering PRAM */ +typedef 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 */ + ucc_geth_82xx_enet_address_t taddr; + ucc_geth_82xx_enet_address_t paddr[NUM_OF_PADDRS]; + u8 res0[0x40 - 0x38]; +} __attribute__ ((packed)) ucc_geth_82xx_address_filtering_pram_t; + +/* GETH Tx firmware statistics structure, used when calling + UCC_GETH_GetStatistics. */ +typedef 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 */ +} __attribute__ ((packed)) ucc_geth_tx_firmware_statistics_t; + +/* GETH Rx firmware statistics structure, used when calling + UCC_GETH_GetStatistics. */ +typedef 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 */ +} __attribute__ ((packed)) ucc_geth_rx_firmware_statistics_t; + +/* GETH hardware statistics structure, used when calling + UCC_GETH_GetStatistics. */ +typedef 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 succesfull + transmission */ + u16 txcf; /* Total number of PAUSE control frames + transmitted by this MAC */ + u32 tmca; /* Total number of frames that were transmitted + succesfully with the group address bit set + that are not broadcast frames */ + u32 tbca; /* Total number of frames transmitted + succesfully 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 + succesfully with the group address bit set + that are not broadcast frames */ + u32 rbca; /* Total number of frames received succesfully + that had destination address equal to the + broadcast address */ +} __attribute__ ((packed)) ucc_geth_hardware_statistics_t; + +/* 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 4 /* 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 4 /* This is a + guess */ +#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 4 /* 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_SIZE_OF_BD QE_SIZEOF_BD + +/* Driver definitions */ +#define TX_BD_RING_LEN 0x10 +#define RX_BD_RING_LEN 0x10 +#define UCC_GETH_DEV_WEIGHT TX_BD_RING_LEN + +#define TX_RING_MOD_MASK(size) (size-1) +#define RX_RING_MOD_MASK(size) (size-1) + +#define ENET_NUM_OCTETS_PER_ADDRESS 6 +#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 128 +/* 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 8192/*2048*/ /* Tx virtual + FIFO size */ +#define UCC_GETH_UTFET_GIGA_INIT 4096/*1024*/ /* 1/2 utfs */ +#define UCC_GETH_UTFTT_GIGA_INIT 0x400/*0x40*/ /* */ + +#define UCC_GETH_REMODER_INIT 0 /* bits that must be + set */ +#define UCC_GETH_TEMODER_INIT 0xC000 /* bits that must */ +#define UCC_GETH_UPSMR_INIT (UPSMR_RES1) /* Start value + for this + register */ +#define UCC_GETH_MACCFG1_INIT 0 +#define UCC_GETH_MACCFG2_INIT (MACCFG2_RESERVED_1) +#define UCC_GETH_MIIMCFG_MNGMNT_CLC_DIV_INIT \ + (MIIMCFG_MANAGEMENT_CLOCK_DIVIDE_BY_112) + +/* Ethernet speed */ +typedef enum enet_speed { + ENET_SPEED_10BT, /* 10 Base T */ + ENET_SPEED_100BT, /* 100 Base T */ + ENET_SPEED_1000BT /* 1000 Base T */ +} enet_speed_e; + +/* Ethernet Address Type. */ +typedef enum enet_addr_type { + ENET_ADDR_TYPE_INDIVIDUAL, + ENET_ADDR_TYPE_GROUP, + ENET_ADDR_TYPE_BROADCAST +} enet_addr_type_e; + +/* TBI / MII Set Register */ +typedef enum enet_tbi_mii_reg { + ENET_TBI_MII_CR = 0x00, /* Control (CR ) */ + ENET_TBI_MII_SR = 0x01, /* Status (SR ) */ + ENET_TBI_MII_ANA = 0x04, /* AN advertisement (ANA ) */ + ENET_TBI_MII_ANLPBPA = 0x05, /* AN link partner base page ability + (ANLPBPA) */ + ENET_TBI_MII_ANEX = 0x06, /* AN expansion (ANEX ) */ + ENET_TBI_MII_ANNPT = 0x07, /* AN next page transmit (ANNPT ) */ + ENET_TBI_MII_ANLPANP = 0x08, /* AN link partner ability next page + (ANLPANP) */ + ENET_TBI_MII_EXST = 0x0F, /* Extended status (EXST ) */ + ENET_TBI_MII_JD = 0x10, /* Jitter diagnostics (JD ) */ + ENET_TBI_MII_TBICON = 0x11 /* TBI control (TBICON ) */ +} enet_tbi_mii_reg_e; + +/* UCC GETH 82xx Ethernet Address Recognition Location */ +typedef 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_enet_address_recognition_location_e; + +/* UCC GETH vlan operation tagged */ +typedef 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_tagged_e; + +/* UCC GETH vlan operation non-tagged */ +typedef 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_vlan_operation_non_tagged_e; + +/* UCC GETH Rx Quality of Service Mode */ +typedef 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_qos_mode_e; + +/* UCC GETH Statistics Gathering Mode - These are bit flags, 'or' them together + for combined functionality */ +typedef 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_statistics_gathering_mode_e; + +/* UCC GETH Pad and CRC Mode - Note, Padding without CRC is not possible */ +typedef 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_maccfg2_pad_and_crc_mode_e; + +/* UCC GETH upsmr Flow Control Mode */ +typedef 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_flow_control_mode_e; + +/* UCC GETH number of threads */ +typedef 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_num_of_threads_e; + +/* UCC GETH number of station addresses */ +typedef 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_num_of_station_addresses_e; + +typedef u8 enet_addr_t[ENET_NUM_OCTETS_PER_ADDRESS]; + +/* UCC GETH 82xx Ethernet Address Container */ +typedef struct enet_addr_container { + enet_addr_t address; /* ethernet address */ + ucc_geth_enet_address_recognition_location_e location; /* location in + 82xx address + recognition + hardware */ + struct list_head node; +} enet_addr_container_t; + +#define ENET_ADDR_CONT_ENTRY(ptr) list_entry(ptr, enet_addr_container_t, node) + +/* UCC GETH Termination Action Descriptor (TAD) structure. */ +typedef struct ucc_geth_tad_params { + int rx_non_dynamic_extended_features_mode; + int reject_frame; + ucc_geth_vlan_operation_tagged_e vtag_op; + ucc_geth_vlan_operation_non_tagged_e vnontag_op; + ucc_geth_qos_mode_e rqos; + u8 vpri; + u16 vid; +} ucc_geth_tad_params_t; + +/* GETH protocol initialization structure */ +typedef struct ucc_geth_info { + ucc_fast_info_t 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; + 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; + u8 phy_address; + u32 board_flags; + u32 phy_interrupt; + 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]; + enet_interface_e enet_interface; + ucc_geth_num_of_station_addresses_e numStationAddresses; + qe_fltr_largest_external_tbl_lookup_key_size_e + largestexternallookupkeysize; + ucc_geth_statistics_gathering_mode_e statisticsMode; + ucc_geth_vlan_operation_tagged_e vlanOperationTagged; + ucc_geth_vlan_operation_non_tagged_e vlanOperationNonTagged; + ucc_geth_qos_mode_e rxQoSMode; + ucc_geth_flow_control_mode_e aufc; + ucc_geth_maccfg2_pad_and_crc_mode_e padAndCrc; + ucc_geth_num_of_threads_e numThreadsTx; + ucc_geth_num_of_threads_e numThreadsRx; + qe_risc_allocation_e riscTx; + qe_risc_allocation_e riscRx; +} ucc_geth_info_t; + +/* structure representing UCC GETH */ +typedef struct ucc_geth_private { + ucc_geth_info_t *ug_info; + ucc_fast_private_t *uccf; + struct net_device *dev; + struct net_device_stats stats; /* linux network statistics */ + ucc_geth_t *ug_regs; + ucc_geth_init_pram_t *p_init_enet_param_shadow; + ucc_geth_exf_global_pram_t *p_exf_glbl_param; + u32 exf_glbl_param_offset; + ucc_geth_rx_global_pram_t *p_rx_glbl_pram; + u32 rx_glbl_pram_offset; + ucc_geth_tx_global_pram_t *p_tx_glbl_pram; + u32 tx_glbl_pram_offset; + ucc_geth_send_queue_mem_region_t *p_send_q_mem_reg; + u32 send_q_mem_reg_offset; + ucc_geth_thread_data_tx_t *p_thread_data_tx; + u32 thread_dat_tx_offset; + ucc_geth_thread_data_rx_t *p_thread_data_rx; + u32 thread_dat_rx_offset; + ucc_geth_scheduler_t *p_scheduler; + u32 scheduler_offset; + ucc_geth_tx_firmware_statistics_pram_t *p_tx_fw_statistics_pram; + u32 tx_fw_statistics_pram_offset; + ucc_geth_rx_firmware_statistics_pram_t *p_rx_fw_statistics_pram; + u32 rx_fw_statistics_pram_offset; + ucc_geth_rx_interrupt_coalescing_table_t *p_rx_irq_coalescing_tbl; + u32 rx_irq_coalescing_tbl_offset; + ucc_geth_rx_bd_queues_entry_t *p_rx_bd_qs_tbl; + u32 rx_bd_qs_tbl_offset; + u8 *p_tx_bd_ring[NUM_TX_QUEUES]; + u32 tx_bd_ring_offset[NUM_TX_QUEUES]; + u8 *p_rx_bd_ring[NUM_RX_QUEUES]; + u32 rx_bd_ring_offset[NUM_RX_QUEUES]; + u8 *confBd[NUM_TX_QUEUES]; + u8 *txBd[NUM_TX_QUEUES]; + u8 *rxBd[NUM_RX_QUEUES]; + int badFrame[NUM_RX_QUEUES]; + u16 cpucount[NUM_TX_QUEUES]; + volatile u16 *p_cpucount[NUM_TX_QUEUES]; + int indAddrRegUsed[NUM_OF_PADDRS]; + enet_addr_t paddr[NUM_OF_PADDRS]; + 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 work_struct tq; + struct timer_list phy_info_timer; + struct ugeth_mii_info *mii_info; + int oldspeed; + int oldduplex; + int oldlink; +} ucc_geth_private_t; + +#endif /* __UCC_GETH_H__ */ |
