Merge branch 'upstream-fixes' into upstream

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 00000000000..005965f5dd9
--- /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__ */