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uboot-1.1.4-kirkwood/drivers/e1000.h

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u-boot 1.1.4
2024-01-07 23:57:24 +01:00
/*******************************************************************************
Copyright(c) 1999 - 2002 Intel Corporation. All rights reserved.
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.
This program is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along with
this program; if not, write to the Free Software Foundation, Inc., 59
Temple Place - Suite 330, Boston, MA 02111-1307, USA.
The full GNU General Public License is included in this distribution in the
file called LICENSE.
Contact Information:
Linux NICS <linux.nics@intel.com>
Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
*******************************************************************************/
/* e1000_hw.h
* Structures, enums, and macros for the MAC
*/
#ifndef _E1000_HW_H_
#define _E1000_HW_H_
#include <common.h>
#include <malloc.h>
#include <net.h>
#include <asm/io.h>
#include <pci.h>
#define E1000_ERR(args...) printf("e1000: " args)
#ifdef E1000_DEBUG
#define E1000_DBG(args...) printf("e1000: " args)
#define DEBUGOUT(fmt,args...) printf(fmt ,##args)
#define DEBUGFUNC() printf("%s\n", __FUNCTION__);
#else
#define E1000_DBG(args...)
#define DEBUGFUNC()
#define DEBUGOUT(fmt,args...)
#endif
/* Forward declarations of structures used by the shared code */
struct e1000_hw;
struct e1000_hw_stats;
typedef enum {
FALSE = 0,
TRUE = 1
} boolean_t;
/* Enumerated types specific to the e1000 hardware */
/* Media Access Controlers */
typedef enum {
e1000_undefined = 0,
e1000_82542_rev2_0,
e1000_82542_rev2_1,
e1000_82543,
e1000_82544,
e1000_82540,
e1000_82545,
e1000_82546,
e1000_num_macs
} e1000_mac_type;
/* Media Types */
typedef enum {
e1000_media_type_copper = 0,
e1000_media_type_fiber = 1,
e1000_num_media_types
} e1000_media_type;
typedef enum {
e1000_10_half = 0,
e1000_10_full = 1,
e1000_100_half = 2,
e1000_100_full = 3
} e1000_speed_duplex_type;
typedef enum {
e1000_lan_a = 0,
e1000_lan_b = 1
} e1000_lan_loc;
/* Flow Control Settings */
typedef enum {
e1000_fc_none = 0,
e1000_fc_rx_pause = 1,
e1000_fc_tx_pause = 2,
e1000_fc_full = 3,
e1000_fc_default = 0xFF
} e1000_fc_type;
/* PCI bus types */
typedef enum {
e1000_bus_type_unknown = 0,
e1000_bus_type_pci,
e1000_bus_type_pcix
} e1000_bus_type;
/* PCI bus speeds */
typedef enum {
e1000_bus_speed_unknown = 0,
e1000_bus_speed_33,
e1000_bus_speed_66,
e1000_bus_speed_100,
e1000_bus_speed_133,
e1000_bus_speed_reserved
} e1000_bus_speed;
/* PCI bus widths */
typedef enum {
e1000_bus_width_unknown = 0,
e1000_bus_width_32,
e1000_bus_width_64
} e1000_bus_width;
/* PHY status info structure and supporting enums */
typedef enum {
e1000_cable_length_50 = 0,
e1000_cable_length_50_80,
e1000_cable_length_80_110,
e1000_cable_length_110_140,
e1000_cable_length_140,
e1000_cable_length_undefined = 0xFF
} e1000_cable_length;
typedef enum {
e1000_10bt_ext_dist_enable_normal = 0,
e1000_10bt_ext_dist_enable_lower,
e1000_10bt_ext_dist_enable_undefined = 0xFF
} e1000_10bt_ext_dist_enable;
typedef enum {
e1000_rev_polarity_normal = 0,
e1000_rev_polarity_reversed,
e1000_rev_polarity_undefined = 0xFF
} e1000_rev_polarity;
typedef enum {
e1000_polarity_reversal_enabled = 0,
e1000_polarity_reversal_disabled,
e1000_polarity_reversal_undefined = 0xFF
} e1000_polarity_reversal;
typedef enum {
e1000_auto_x_mode_manual_mdi = 0,
e1000_auto_x_mode_manual_mdix,
e1000_auto_x_mode_auto1,
e1000_auto_x_mode_auto2,
e1000_auto_x_mode_undefined = 0xFF
} e1000_auto_x_mode;
typedef enum {
e1000_1000t_rx_status_not_ok = 0,
e1000_1000t_rx_status_ok,
e1000_1000t_rx_status_undefined = 0xFF
} e1000_1000t_rx_status;
struct e1000_phy_info {
e1000_cable_length cable_length;
e1000_10bt_ext_dist_enable extended_10bt_distance;
e1000_rev_polarity cable_polarity;
e1000_polarity_reversal polarity_correction;
e1000_auto_x_mode mdix_mode;
e1000_1000t_rx_status local_rx;
e1000_1000t_rx_status remote_rx;
};
struct e1000_phy_stats {
uint32_t idle_errors;
uint32_t receive_errors;
};
/* Error Codes */
#define E1000_SUCCESS 0
#define E1000_ERR_EEPROM 1
#define E1000_ERR_PHY 2
#define E1000_ERR_CONFIG 3
#define E1000_ERR_PARAM 4
#define E1000_ERR_MAC_TYPE 5
#define E1000_ERR_NOLINK 6
#define E1000_ERR_TIMEOUT 7
/* PCI Device IDs */
#define E1000_DEV_ID_82542 0x1000
#define E1000_DEV_ID_82543GC_FIBER 0x1001
#define E1000_DEV_ID_82543GC_COPPER 0x1004
#define E1000_DEV_ID_82544EI_COPPER 0x1008
#define E1000_DEV_ID_82544EI_FIBER 0x1009
#define E1000_DEV_ID_82544GC_COPPER 0x100C
#define E1000_DEV_ID_82544GC_LOM 0x100D
#define E1000_DEV_ID_82540EM 0x100E
#define E1000_DEV_ID_82540EM_LOM 0x1015
#define E1000_DEV_ID_82545EM_COPPER 0x100F
#define E1000_DEV_ID_82545EM_FIBER 0x1011
#define E1000_DEV_ID_82546EB_COPPER 0x1010
#define E1000_DEV_ID_82546EB_FIBER 0x1012
#define NUM_DEV_IDS 13
#define NODE_ADDRESS_SIZE 6
#define ETH_LENGTH_OF_ADDRESS 6
/* MAC decode size is 128K - This is the size of BAR0 */
#define MAC_DECODE_SIZE (128 * 1024)
#define E1000_82542_2_0_REV_ID 2
#define E1000_82542_2_1_REV_ID 3
#define SPEED_10 10
#define SPEED_100 100
#define SPEED_1000 1000
#define HALF_DUPLEX 1
#define FULL_DUPLEX 2
/* The sizes (in bytes) of a ethernet packet */
#define ENET_HEADER_SIZE 14
#define MAXIMUM_ETHERNET_FRAME_SIZE 1518 /* With FCS */
#define MINIMUM_ETHERNET_FRAME_SIZE 64 /* With FCS */
#define ETHERNET_FCS_SIZE 4
#define MAXIMUM_ETHERNET_PACKET_SIZE \
(MAXIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
#define MINIMUM_ETHERNET_PACKET_SIZE \
(MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
#define CRC_LENGTH ETHERNET_FCS_SIZE
#define MAX_JUMBO_FRAME_SIZE 0x3F00
/* 802.1q VLAN Packet Sizes */
#define VLAN_TAG_SIZE 4 /* 802.3ac tag (not DMAed) */
/* Ethertype field values */
#define ETHERNET_IEEE_VLAN_TYPE 0x8100 /* 802.3ac packet */
#define ETHERNET_IP_TYPE 0x0800 /* IP packets */
#define ETHERNET_ARP_TYPE 0x0806 /* Address Resolution Protocol (ARP) */
/* Packet Header defines */
#define IP_PROTOCOL_TCP 6
#define IP_PROTOCOL_UDP 0x11
/* This defines the bits that are set in the Interrupt Mask
* Set/Read Register. Each bit is documented below:
* o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
* o RXSEQ = Receive Sequence Error
*/
#define POLL_IMS_ENABLE_MASK ( \
E1000_IMS_RXDMT0 | \
E1000_IMS_RXSEQ)
/* This defines the bits that are set in the Interrupt Mask
* Set/Read Register. Each bit is documented below:
* o RXT0 = Receiver Timer Interrupt (ring 0)
* o TXDW = Transmit Descriptor Written Back
* o RXDMT0 = Receive Descriptor Minimum Threshold hit (ring 0)
* o RXSEQ = Receive Sequence Error
* o LSC = Link Status Change
*/
#define IMS_ENABLE_MASK ( \
E1000_IMS_RXT0 | \
E1000_IMS_TXDW | \
E1000_IMS_RXDMT0 | \
E1000_IMS_RXSEQ | \
E1000_IMS_LSC)
/* The number of high/low register pairs in the RAR. The RAR (Receive Address
* Registers) holds the directed and multicast addresses that we monitor. We
* reserve one of these spots for our directed address, allowing us room for
* E1000_RAR_ENTRIES - 1 multicast addresses.
*/
#define E1000_RAR_ENTRIES 16
#define MIN_NUMBER_OF_DESCRIPTORS 8
#define MAX_NUMBER_OF_DESCRIPTORS 0xFFF8
/* Receive Descriptor */
struct e1000_rx_desc {
uint64_t buffer_addr; /* Address of the descriptor's data buffer */
uint16_t length; /* Length of data DMAed into data buffer */
uint16_t csum; /* Packet checksum */
uint8_t status; /* Descriptor status */
uint8_t errors; /* Descriptor Errors */
uint16_t special;
};
/* Receive Decriptor bit definitions */
#define E1000_RXD_STAT_DD 0x01 /* Descriptor Done */
#define E1000_RXD_STAT_EOP 0x02 /* End of Packet */
#define E1000_RXD_STAT_IXSM 0x04 /* Ignore checksum */
#define E1000_RXD_STAT_VP 0x08 /* IEEE VLAN Packet */
#define E1000_RXD_STAT_TCPCS 0x20 /* TCP xsum calculated */
#define E1000_RXD_STAT_IPCS 0x40 /* IP xsum calculated */
#define E1000_RXD_STAT_PIF 0x80 /* passed in-exact filter */
#define E1000_RXD_ERR_CE 0x01 /* CRC Error */
#define E1000_RXD_ERR_SE 0x02 /* Symbol Error */
#define E1000_RXD_ERR_SEQ 0x04 /* Sequence Error */
#define E1000_RXD_ERR_CXE 0x10 /* Carrier Extension Error */
#define E1000_RXD_ERR_TCPE 0x20 /* TCP/UDP Checksum Error */
#define E1000_RXD_ERR_IPE 0x40 /* IP Checksum Error */
#define E1000_RXD_ERR_RXE 0x80 /* Rx Data Error */
#define E1000_RXD_SPC_VLAN_MASK 0x0FFF /* VLAN ID is in lower 12 bits */
#define E1000_RXD_SPC_PRI_MASK 0xE000 /* Priority is in upper 3 bits */
#define E1000_RXD_SPC_PRI_SHIFT 0x000D /* Priority is in upper 3 of 16 */
#define E1000_RXD_SPC_CFI_MASK 0x1000 /* CFI is bit 12 */
#define E1000_RXD_SPC_CFI_SHIFT 0x000C /* CFI is bit 12 */
/* mask to determine if packets should be dropped due to frame errors */
#define E1000_RXD_ERR_FRAME_ERR_MASK ( \
E1000_RXD_ERR_CE | \
E1000_RXD_ERR_SE | \
E1000_RXD_ERR_SEQ | \
E1000_RXD_ERR_CXE | \
E1000_RXD_ERR_RXE)
/* Transmit Descriptor */
struct e1000_tx_desc {
uint64_t buffer_addr; /* Address of the descriptor's data buffer */
union {
uint32_t data;
struct {
uint16_t length; /* Data buffer length */
uint8_t cso; /* Checksum offset */
uint8_t cmd; /* Descriptor control */
} flags;
} lower;
union {
uint32_t data;
struct {
uint8_t status; /* Descriptor status */
uint8_t css; /* Checksum start */
uint16_t special;
} fields;
} upper;
};
/* Transmit Descriptor bit definitions */
#define E1000_TXD_DTYP_D 0x00100000 /* Data Descriptor */
#define E1000_TXD_DTYP_C 0x00000000 /* Context Descriptor */
#define E1000_TXD_POPTS_IXSM 0x01 /* Insert IP checksum */
#define E1000_TXD_POPTS_TXSM 0x02 /* Insert TCP/UDP checksum */
#define E1000_TXD_CMD_EOP 0x01000000 /* End of Packet */
#define E1000_TXD_CMD_IFCS 0x02000000 /* Insert FCS (Ethernet CRC) */
#define E1000_TXD_CMD_IC 0x04000000 /* Insert Checksum */
#define E1000_TXD_CMD_RS 0x08000000 /* Report Status */
#define E1000_TXD_CMD_RPS 0x10000000 /* Report Packet Sent */
#define E1000_TXD_CMD_DEXT 0x20000000 /* Descriptor extension (0 = legacy) */
#define E1000_TXD_CMD_VLE 0x40000000 /* Add VLAN tag */
#define E1000_TXD_CMD_IDE 0x80000000 /* Enable Tidv register */
#define E1000_TXD_STAT_DD 0x00000001 /* Descriptor Done */
#define E1000_TXD_STAT_EC 0x00000002 /* Excess Collisions */
#define E1000_TXD_STAT_LC 0x00000004 /* Late Collisions */
#define E1000_TXD_STAT_TU 0x00000008 /* Transmit underrun */
#define E1000_TXD_CMD_TCP 0x01000000 /* TCP packet */
#define E1000_TXD_CMD_IP 0x02000000 /* IP packet */
#define E1000_TXD_CMD_TSE 0x04000000 /* TCP Seg enable */
#define E1000_TXD_STAT_TC 0x00000004 /* Tx Underrun */
/* Offload Context Descriptor */
struct e1000_context_desc {
union {
uint32_t ip_config;
struct {
uint8_t ipcss; /* IP checksum start */
uint8_t ipcso; /* IP checksum offset */
uint16_t ipcse; /* IP checksum end */
} ip_fields;
} lower_setup;
union {
uint32_t tcp_config;
struct {
uint8_t tucss; /* TCP checksum start */
uint8_t tucso; /* TCP checksum offset */
uint16_t tucse; /* TCP checksum end */
} tcp_fields;
} upper_setup;
uint32_t cmd_and_length; /* */
union {
uint32_t data;
struct {
uint8_t status; /* Descriptor status */
uint8_t hdr_len; /* Header length */
uint16_t mss; /* Maximum segment size */
} fields;
} tcp_seg_setup;
};
/* Offload data descriptor */
struct e1000_data_desc {
uint64_t buffer_addr; /* Address of the descriptor's buffer address */
union {
uint32_t data;
struct {
uint16_t length; /* Data buffer length */
uint8_t typ_len_ext; /* */
uint8_t cmd; /* */
} flags;
} lower;
union {
uint32_t data;
struct {
uint8_t status; /* Descriptor status */
uint8_t popts; /* Packet Options */
uint16_t special; /* */
} fields;
} upper;
};
/* Filters */
#define E1000_NUM_UNICAST 16 /* Unicast filter entries */
#define E1000_MC_TBL_SIZE 128 /* Multicast Filter Table (4096 bits) */
#define E1000_VLAN_FILTER_TBL_SIZE 128 /* VLAN Filter Table (4096 bits) */
/* Receive Address Register */
struct e1000_rar {
volatile uint32_t low; /* receive address low */
volatile uint32_t high; /* receive address high */
};
/* The number of entries in the Multicast Table Array (MTA). */
#define E1000_NUM_MTA_REGISTERS 128
/* IPv4 Address Table Entry */
struct e1000_ipv4_at_entry {
volatile uint32_t ipv4_addr; /* IP Address (RW) */
volatile uint32_t reserved;
};
/* Four wakeup IP addresses are supported */
#define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
#define E1000_IP4AT_SIZE E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
#define E1000_IP6AT_SIZE 1
/* IPv6 Address Table Entry */
struct e1000_ipv6_at_entry {
volatile uint8_t ipv6_addr[16];
};
/* Flexible Filter Length Table Entry */
struct e1000_fflt_entry {
volatile uint32_t length; /* Flexible Filter Length (RW) */
volatile uint32_t reserved;
};
/* Flexible Filter Mask Table Entry */
struct e1000_ffmt_entry {
volatile uint32_t mask; /* Flexible Filter Mask (RW) */
volatile uint32_t reserved;
};
/* Flexible Filter Value Table Entry */
struct e1000_ffvt_entry {
volatile uint32_t value; /* Flexible Filter Value (RW) */
volatile uint32_t reserved;
};
/* Four Flexible Filters are supported */
#define E1000_FLEXIBLE_FILTER_COUNT_MAX 4
/* Each Flexible Filter is at most 128 (0x80) bytes in length */
#define E1000_FLEXIBLE_FILTER_SIZE_MAX 128
#define E1000_FFLT_SIZE E1000_FLEXIBLE_FILTER_COUNT_MAX
#define E1000_FFMT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
#define E1000_FFVT_SIZE E1000_FLEXIBLE_FILTER_SIZE_MAX
/* Register Set. (82543, 82544)
*
* Registers are defined to be 32 bits and should be accessed as 32 bit values.
* These registers are physically located on the NIC, but are mapped into the
* host memory address space.
*
* RW - register is both readable and writable
* RO - register is read only
* WO - register is write only
* R/clr - register is read only and is cleared when read
* A - register array
*/
#define E1000_CTRL 0x00000 /* Device Control - RW */
#define E1000_STATUS 0x00008 /* Device Status - RO */
#define E1000_EECD 0x00010 /* EEPROM/Flash Control - RW */
#define E1000_EERD 0x00014 /* EEPROM Read - RW */
#define E1000_CTRL_EXT 0x00018 /* Extended Device Control - RW */
#define E1000_MDIC 0x00020 /* MDI Control - RW */
#define E1000_FCAL 0x00028 /* Flow Control Address Low - RW */
#define E1000_FCAH 0x0002C /* Flow Control Address High -RW */
#define E1000_FCT 0x00030 /* Flow Control Type - RW */
#define E1000_VET 0x00038 /* VLAN Ether Type - RW */
#define E1000_ICR 0x000C0 /* Interrupt Cause Read - R/clr */
#define E1000_ITR 0x000C4 /* Interrupt Throttling Rate - RW */
#define E1000_ICS 0x000C8 /* Interrupt Cause Set - WO */
#define E1000_IMS 0x000D0 /* Interrupt Mask Set - RW */
#define E1000_IMC 0x000D8 /* Interrupt Mask Clear - WO */
#define E1000_RCTL 0x00100 /* RX Control - RW */
#define E1000_FCTTV 0x00170 /* Flow Control Transmit Timer Value - RW */
#define E1000_TXCW 0x00178 /* TX Configuration Word - RW */
#define E1000_RXCW 0x00180 /* RX Configuration Word - RO */
#define E1000_TCTL 0x00400 /* TX Control - RW */
#define E1000_TIPG 0x00410 /* TX Inter-packet gap -RW */
#define E1000_TBT 0x00448 /* TX Burst Timer - RW */
#define E1000_AIT 0x00458 /* Adaptive Interframe Spacing Throttle - RW */
#define E1000_LEDCTL 0x00E00 /* LED Control - RW */
#define E1000_PBA 0x01000 /* Packet Buffer Allocation - RW */
#define E1000_FCRTL 0x02160 /* Flow Control Receive Threshold Low - RW */
#define E1000_FCRTH 0x02168 /* Flow Control Receive Threshold High - RW */
#define E1000_RDBAL 0x02800 /* RX Descriptor Base Address Low - RW */
#define E1000_RDBAH 0x02804 /* RX Descriptor Base Address High - RW */
#define E1000_RDLEN 0x02808 /* RX Descriptor Length - RW */
#define E1000_RDH 0x02810 /* RX Descriptor Head - RW */
#define E1000_RDT 0x02818 /* RX Descriptor Tail - RW */
#define E1000_RDTR 0x02820 /* RX Delay Timer - RW */
#define E1000_RXDCTL 0x02828 /* RX Descriptor Control - RW */
#define E1000_RADV 0x0282C /* RX Interrupt Absolute Delay Timer - RW */
#define E1000_RSRPD 0x02C00 /* RX Small Packet Detect - RW */
#define E1000_TXDMAC 0x03000 /* TX DMA Control - RW */
#define E1000_TDBAL 0x03800 /* TX Descriptor Base Address Low - RW */
#define E1000_TDBAH 0x03804 /* TX Descriptor Base Address High - RW */
#define E1000_TDLEN 0x03808 /* TX Descriptor Length - RW */
#define E1000_TDH 0x03810 /* TX Descriptor Head - RW */
#define E1000_TDT 0x03818 /* TX Descripotr Tail - RW */
#define E1000_TIDV 0x03820 /* TX Interrupt Delay Value - RW */
#define E1000_TXDCTL 0x03828 /* TX Descriptor Control - RW */
#define E1000_TADV 0x0382C /* TX Interrupt Absolute Delay Val - RW */
#define E1000_TSPMT 0x03830 /* TCP Segmentation PAD & Min Threshold - RW */
#define E1000_CRCERRS 0x04000 /* CRC Error Count - R/clr */
#define E1000_ALGNERRC 0x04004 /* Alignment Error Count - R/clr */
#define E1000_SYMERRS 0x04008 /* Symbol Error Count - R/clr */
#define E1000_RXERRC 0x0400C /* Receive Error Count - R/clr */
#define E1000_MPC 0x04010 /* Missed Packet Count - R/clr */
#define E1000_SCC 0x04014 /* Single Collision Count - R/clr */
#define E1000_ECOL 0x04018 /* Excessive Collision Count - R/clr */
#define E1000_MCC 0x0401C /* Multiple Collision Count - R/clr */
#define E1000_LATECOL 0x04020 /* Late Collision Count - R/clr */
#define E1000_COLC 0x04028 /* Collision Count - R/clr */
#define E1000_DC 0x04030 /* Defer Count - R/clr */
#define E1000_TNCRS 0x04034 /* TX-No CRS - R/clr */
#define E1000_SEC 0x04038 /* Sequence Error Count - R/clr */
#define E1000_CEXTERR 0x0403C /* Carrier Extension Error Count - R/clr */
#define E1000_RLEC 0x04040 /* Receive Length Error Count - R/clr */
#define E1000_XONRXC 0x04048 /* XON RX Count - R/clr */
#define E1000_XONTXC 0x0404C /* XON TX Count - R/clr */
#define E1000_XOFFRXC 0x04050 /* XOFF RX Count - R/clr */
#define E1000_XOFFTXC 0x04054 /* XOFF TX Count - R/clr */
#define E1000_FCRUC 0x04058 /* Flow Control RX Unsupported Count- R/clr */
#define E1000_PRC64 0x0405C /* Packets RX (64 bytes) - R/clr */
#define E1000_PRC127 0x04060 /* Packets RX (65-127 bytes) - R/clr */
#define E1000_PRC255 0x04064 /* Packets RX (128-255 bytes) - R/clr */
#define E1000_PRC511 0x04068 /* Packets RX (255-511 bytes) - R/clr */
#define E1000_PRC1023 0x0406C /* Packets RX (512-1023 bytes) - R/clr */
#define E1000_PRC1522 0x04070 /* Packets RX (1024-1522 bytes) - R/clr */
#define E1000_GPRC 0x04074 /* Good Packets RX Count - R/clr */
#define E1000_BPRC 0x04078 /* Broadcast Packets RX Count - R/clr */
#define E1000_MPRC 0x0407C /* Multicast Packets RX Count - R/clr */
#define E1000_GPTC 0x04080 /* Good Packets TX Count - R/clr */
#define E1000_GORCL 0x04088 /* Good Octets RX Count Low - R/clr */
#define E1000_GORCH 0x0408C /* Good Octets RX Count High - R/clr */
#define E1000_GOTCL 0x04090 /* Good Octets TX Count Low - R/clr */
#define E1000_GOTCH 0x04094 /* Good Octets TX Count High - R/clr */
#define E1000_RNBC 0x040A0 /* RX No Buffers Count - R/clr */
#define E1000_RUC 0x040A4 /* RX Undersize Count - R/clr */
#define E1000_RFC 0x040A8 /* RX Fragment Count - R/clr */
#define E1000_ROC 0x040AC /* RX Oversize Count - R/clr */
#define E1000_RJC 0x040B0 /* RX Jabber Count - R/clr */
#define E1000_MGTPRC 0x040B4 /* Management Packets RX Count - R/clr */
#define E1000_MGTPDC 0x040B8 /* Management Packets Dropped Count - R/clr */
#define E1000_MGTPTC 0x040BC /* Management Packets TX Count - R/clr */
#define E1000_TORL 0x040C0 /* Total Octets RX Low - R/clr */
#define E1000_TORH 0x040C4 /* Total Octets RX High - R/clr */
#define E1000_TOTL 0x040C8 /* Total Octets TX Low - R/clr */
#define E1000_TOTH 0x040CC /* Total Octets TX High - R/clr */
#define E1000_TPR 0x040D0 /* Total Packets RX - R/clr */
#define E1000_TPT 0x040D4 /* Total Packets TX - R/clr */
#define E1000_PTC64 0x040D8 /* Packets TX (64 bytes) - R/clr */
#define E1000_PTC127 0x040DC /* Packets TX (65-127 bytes) - R/clr */
#define E1000_PTC255 0x040E0 /* Packets TX (128-255 bytes) - R/clr */
#define E1000_PTC511 0x040E4 /* Packets TX (256-511 bytes) - R/clr */
#define E1000_PTC1023 0x040E8 /* Packets TX (512-1023 bytes) - R/clr */
#define E1000_PTC1522 0x040EC /* Packets TX (1024-1522 Bytes) - R/clr */
#define E1000_MPTC 0x040F0 /* Multicast Packets TX Count - R/clr */
#define E1000_BPTC 0x040F4 /* Broadcast Packets TX Count - R/clr */
#define E1000_TSCTC 0x040F8 /* TCP Segmentation Context TX - R/clr */
#define E1000_TSCTFC 0x040FC /* TCP Segmentation Context TX Fail - R/clr */
#define E1000_RXCSUM 0x05000 /* RX Checksum Control - RW */
#define E1000_MTA 0x05200 /* Multicast Table Array - RW Array */
#define E1000_RA 0x05400 /* Receive Address - RW Array */
#define E1000_VFTA 0x05600 /* VLAN Filter Table Array - RW Array */
#define E1000_WUC 0x05800 /* Wakeup Control - RW */
#define E1000_WUFC 0x05808 /* Wakeup Filter Control - RW */
#define E1000_WUS 0x05810 /* Wakeup Status - RO */
#define E1000_MANC 0x05820 /* Management Control - RW */
#define E1000_IPAV 0x05838 /* IP Address Valid - RW */
#define E1000_IP4AT 0x05840 /* IPv4 Address Table - RW Array */
#define E1000_IP6AT 0x05880 /* IPv6 Address Table - RW Array */
#define E1000_WUPL 0x05900 /* Wakeup Packet Length - RW */
#define E1000_WUPM 0x05A00 /* Wakeup Packet Memory - RO A */
#define E1000_FFLT 0x05F00 /* Flexible Filter Length Table - RW Array */
#define E1000_FFMT 0x09000 /* Flexible Filter Mask Table - RW Array */
#define E1000_FFVT 0x09800 /* Flexible Filter Value Table - RW Array */
/* Register Set (82542)
*
* Some of the 82542 registers are located at different offsets than they are
* in more current versions of the 8254x. Despite the difference in location,
* the registers function in the same manner.
*/
#define E1000_82542_CTRL E1000_CTRL
#define E1000_82542_STATUS E1000_STATUS
#define E1000_82542_EECD E1000_EECD
#define E1000_82542_EERD E1000_EERD
#define E1000_82542_CTRL_EXT E1000_CTRL_EXT
#define E1000_82542_MDIC E1000_MDIC
#define E1000_82542_FCAL E1000_FCAL
#define E1000_82542_FCAH E1000_FCAH
#define E1000_82542_FCT E1000_FCT
#define E1000_82542_VET E1000_VET
#define E1000_82542_RA 0x00040
#define E1000_82542_ICR E1000_ICR
#define E1000_82542_ITR E1000_ITR
#define E1000_82542_ICS E1000_ICS
#define E1000_82542_IMS E1000_IMS
#define E1000_82542_IMC E1000_IMC
#define E1000_82542_RCTL E1000_RCTL
#define E1000_82542_RDTR 0x00108
#define E1000_82542_RDBAL 0x00110
#define E1000_82542_RDBAH 0x00114
#define E1000_82542_RDLEN 0x00118
#define E1000_82542_RDH 0x00120
#define E1000_82542_RDT 0x00128
#define E1000_82542_FCRTH 0x00160
#define E1000_82542_FCRTL 0x00168
#define E1000_82542_FCTTV E1000_FCTTV
#define E1000_82542_TXCW E1000_TXCW
#define E1000_82542_RXCW E1000_RXCW
#define E1000_82542_MTA 0x00200
#define E1000_82542_TCTL E1000_TCTL
#define E1000_82542_TIPG E1000_TIPG
#define E1000_82542_TDBAL 0x00420
#define E1000_82542_TDBAH 0x00424
#define E1000_82542_TDLEN 0x00428
#define E1000_82542_TDH 0x00430
#define E1000_82542_TDT 0x00438
#define E1000_82542_TIDV 0x00440
#define E1000_82542_TBT E1000_TBT
#define E1000_82542_AIT E1000_AIT
#define E1000_82542_VFTA 0x00600
#define E1000_82542_LEDCTL E1000_LEDCTL
#define E1000_82542_PBA E1000_PBA
#define E1000_82542_RXDCTL E1000_RXDCTL
#define E1000_82542_RADV E1000_RADV
#define E1000_82542_RSRPD E1000_RSRPD
#define E1000_82542_TXDMAC E1000_TXDMAC
#define E1000_82542_TXDCTL E1000_TXDCTL
#define E1000_82542_TADV E1000_TADV
#define E1000_82542_TSPMT E1000_TSPMT
#define E1000_82542_CRCERRS E1000_CRCERRS
#define E1000_82542_ALGNERRC E1000_ALGNERRC
#define E1000_82542_SYMERRS E1000_SYMERRS
#define E1000_82542_RXERRC E1000_RXERRC
#define E1000_82542_MPC E1000_MPC
#define E1000_82542_SCC E1000_SCC
#define E1000_82542_ECOL E1000_ECOL
#define E1000_82542_MCC E1000_MCC
#define E1000_82542_LATECOL E1000_LATECOL
#define E1000_82542_COLC E1000_COLC
#define E1000_82542_DC E1000_DC
#define E1000_82542_TNCRS E1000_TNCRS
#define E1000_82542_SEC E1000_SEC
#define E1000_82542_CEXTERR E1000_CEXTERR
#define E1000_82542_RLEC E1000_RLEC
#define E1000_82542_XONRXC E1000_XONRXC
#define E1000_82542_XONTXC E1000_XONTXC
#define E1000_82542_XOFFRXC E1000_XOFFRXC
#define E1000_82542_XOFFTXC E1000_XOFFTXC
#define E1000_82542_FCRUC E1000_FCRUC
#define E1000_82542_PRC64 E1000_PRC64
#define E1000_82542_PRC127 E1000_PRC127
#define E1000_82542_PRC255 E1000_PRC255
#define E1000_82542_PRC511 E1000_PRC511
#define E1000_82542_PRC1023 E1000_PRC1023
#define E1000_82542_PRC1522 E1000_PRC1522
#define E1000_82542_GPRC E1000_GPRC
#define E1000_82542_BPRC E1000_BPRC
#define E1000_82542_MPRC E1000_MPRC
#define E1000_82542_GPTC E1000_GPTC
#define E1000_82542_GORCL E1000_GORCL
#define E1000_82542_GORCH E1000_GORCH
#define E1000_82542_GOTCL E1000_GOTCL
#define E1000_82542_GOTCH E1000_GOTCH
#define E1000_82542_RNBC E1000_RNBC
#define E1000_82542_RUC E1000_RUC
#define E1000_82542_RFC E1000_RFC
#define E1000_82542_ROC E1000_ROC
#define E1000_82542_RJC E1000_RJC
#define E1000_82542_MGTPRC E1000_MGTPRC
#define E1000_82542_MGTPDC E1000_MGTPDC
#define E1000_82542_MGTPTC E1000_MGTPTC
#define E1000_82542_TORL E1000_TORL
#define E1000_82542_TORH E1000_TORH
#define E1000_82542_TOTL E1000_TOTL
#define E1000_82542_TOTH E1000_TOTH
#define E1000_82542_TPR E1000_TPR
#define E1000_82542_TPT E1000_TPT
#define E1000_82542_PTC64 E1000_PTC64
#define E1000_82542_PTC127 E1000_PTC127
#define E1000_82542_PTC255 E1000_PTC255
#define E1000_82542_PTC511 E1000_PTC511
#define E1000_82542_PTC1023 E1000_PTC1023
#define E1000_82542_PTC1522 E1000_PTC1522
#define E1000_82542_MPTC E1000_MPTC
#define E1000_82542_BPTC E1000_BPTC
#define E1000_82542_TSCTC E1000_TSCTC
#define E1000_82542_TSCTFC E1000_TSCTFC
#define E1000_82542_RXCSUM E1000_RXCSUM
#define E1000_82542_WUC E1000_WUC
#define E1000_82542_WUFC E1000_WUFC
#define E1000_82542_WUS E1000_WUS
#define E1000_82542_MANC E1000_MANC
#define E1000_82542_IPAV E1000_IPAV
#define E1000_82542_IP4AT E1000_IP4AT
#define E1000_82542_IP6AT E1000_IP6AT
#define E1000_82542_WUPL E1000_WUPL
#define E1000_82542_WUPM E1000_WUPM
#define E1000_82542_FFLT E1000_FFLT
#define E1000_82542_FFMT E1000_FFMT
#define E1000_82542_FFVT E1000_FFVT
/* Statistics counters collected by the MAC */
struct e1000_hw_stats {
uint64_t crcerrs;
uint64_t algnerrc;
uint64_t symerrs;
uint64_t rxerrc;
uint64_t mpc;
uint64_t scc;
uint64_t ecol;
uint64_t mcc;
uint64_t latecol;
uint64_t colc;
uint64_t dc;
uint64_t tncrs;
uint64_t sec;
uint64_t cexterr;
uint64_t rlec;
uint64_t xonrxc;
uint64_t xontxc;
uint64_t xoffrxc;
uint64_t xofftxc;
uint64_t fcruc;
uint64_t prc64;
uint64_t prc127;
uint64_t prc255;
uint64_t prc511;
uint64_t prc1023;
uint64_t prc1522;
uint64_t gprc;
uint64_t bprc;
uint64_t mprc;
uint64_t gptc;
uint64_t gorcl;
uint64_t gorch;
uint64_t gotcl;
uint64_t gotch;
uint64_t rnbc;
uint64_t ruc;
uint64_t rfc;
uint64_t roc;
uint64_t rjc;
uint64_t mgprc;
uint64_t mgpdc;
uint64_t mgptc;
uint64_t torl;
uint64_t torh;
uint64_t totl;
uint64_t toth;
uint64_t tpr;
uint64_t tpt;
uint64_t ptc64;
uint64_t ptc127;
uint64_t ptc255;
uint64_t ptc511;
uint64_t ptc1023;
uint64_t ptc1522;
uint64_t mptc;
uint64_t bptc;
uint64_t tsctc;
uint64_t tsctfc;
};
/* Structure containing variables used by the shared code (e1000_hw.c) */
struct e1000_hw {
pci_dev_t pdev;
uint8_t *hw_addr;
e1000_mac_type mac_type;
e1000_media_type media_type;
e1000_lan_loc lan_loc;
e1000_fc_type fc;
#if 0
e1000_bus_speed bus_speed;
e1000_bus_width bus_width;
e1000_bus_type bus_type;
uint32_t io_base;
#endif
uint32_t phy_id;
uint32_t phy_addr;
uint32_t original_fc;
uint32_t txcw;
uint32_t autoneg_failed;
#if 0
uint32_t max_frame_size;
uint32_t min_frame_size;
uint32_t mc_filter_type;
uint32_t num_mc_addrs;
uint32_t collision_delta;
uint32_t tx_packet_delta;
uint32_t ledctl_default;
uint32_t ledctl_mode1;
uint32_t ledctl_mode2;
#endif
uint16_t autoneg_advertised;
uint16_t pci_cmd_word;
uint16_t fc_high_water;
uint16_t fc_low_water;
uint16_t fc_pause_time;
#if 0
uint16_t current_ifs_val;
uint16_t ifs_min_val;
uint16_t ifs_max_val;
uint16_t ifs_step_size;
uint16_t ifs_ratio;
#endif
uint16_t device_id;
uint16_t vendor_id;
uint16_t subsystem_id;
uint16_t subsystem_vendor_id;
uint8_t revision_id;
#if 0
uint8_t autoneg;
uint8_t mdix;
uint8_t forced_speed_duplex;
uint8_t wait_autoneg_complete;
uint8_t dma_fairness;
#endif
#if 0
uint8_t perm_mac_addr[NODE_ADDRESS_SIZE];
boolean_t disable_polarity_correction;
#endif
boolean_t get_link_status;
boolean_t tbi_compatibility_en;
boolean_t tbi_compatibility_on;
boolean_t fc_send_xon;
boolean_t report_tx_early;
#if 0
boolean_t adaptive_ifs;
boolean_t ifs_params_forced;
boolean_t in_ifs_mode;
#endif
};
#define E1000_EEPROM_SWDPIN0 0x0001 /* SWDPIN 0 EEPROM Value */
#define E1000_EEPROM_LED_LOGIC 0x0020 /* Led Logic Word */
/* Register Bit Masks */
/* Device Control */
#define E1000_CTRL_FD 0x00000001 /* Full duplex.0=half; 1=full */
#define E1000_CTRL_BEM 0x00000002 /* Endian Mode.0=little,1=big */
#define E1000_CTRL_PRIOR 0x00000004 /* Priority on PCI. 0=rx,1=fair */
#define E1000_CTRL_LRST 0x00000008 /* Link reset. 0=normal,1=reset */
#define E1000_CTRL_TME 0x00000010 /* Test mode. 0=normal,1=test */
#define E1000_CTRL_SLE 0x00000020 /* Serial Link on 0=dis,1=en */
#define E1000_CTRL_ASDE 0x00000020 /* Auto-speed detect enable */
#define E1000_CTRL_SLU 0x00000040 /* Set link up (Force Link) */
#define E1000_CTRL_ILOS 0x00000080 /* Invert Loss-Of Signal */
#define E1000_CTRL_SPD_SEL 0x00000300 /* Speed Select Mask */
#define E1000_CTRL_SPD_10 0x00000000 /* Force 10Mb */
#define E1000_CTRL_SPD_100 0x00000100 /* Force 100Mb */
#define E1000_CTRL_SPD_1000 0x00000200 /* Force 1Gb */
#define E1000_CTRL_BEM32 0x00000400 /* Big Endian 32 mode */
#define E1000_CTRL_FRCSPD 0x00000800 /* Force Speed */
#define E1000_CTRL_FRCDPX 0x00001000 /* Force Duplex */
#define E1000_CTRL_SWDPIN0 0x00040000 /* SWDPIN 0 value */
#define E1000_CTRL_SWDPIN1 0x00080000 /* SWDPIN 1 value */
#define E1000_CTRL_SWDPIN2 0x00100000 /* SWDPIN 2 value */
#define E1000_CTRL_SWDPIN3 0x00200000 /* SWDPIN 3 value */
#define E1000_CTRL_SWDPIO0 0x00400000 /* SWDPIN 0 Input or output */
#define E1000_CTRL_SWDPIO1 0x00800000 /* SWDPIN 1 input or output */
#define E1000_CTRL_SWDPIO2 0x01000000 /* SWDPIN 2 input or output */
#define E1000_CTRL_SWDPIO3 0x02000000 /* SWDPIN 3 input or output */
#define E1000_CTRL_RST 0x04000000 /* Global reset */
#define E1000_CTRL_RFCE 0x08000000 /* Receive Flow Control enable */
#define E1000_CTRL_TFCE 0x10000000 /* Transmit flow control enable */
#define E1000_CTRL_RTE 0x20000000 /* Routing tag enable */
#define E1000_CTRL_VME 0x40000000 /* IEEE VLAN mode enable */
#define E1000_CTRL_PHY_RST 0x80000000 /* PHY Reset */
/* Device Status */
#define E1000_STATUS_FD 0x00000001 /* Full duplex.0=half,1=full */
#define E1000_STATUS_LU 0x00000002 /* Link up.0=no,1=link */
#define E1000_STATUS_FUNC_MASK 0x0000000C /* PCI Function Mask */
#define E1000_STATUS_FUNC_0 0x00000000 /* Function 0 */
#define E1000_STATUS_FUNC_1 0x00000004 /* Function 1 */
#define E1000_STATUS_TXOFF 0x00000010 /* transmission paused */
#define E1000_STATUS_TBIMODE 0x00000020 /* TBI mode */
#define E1000_STATUS_SPEED_MASK 0x000000C0
#define E1000_STATUS_SPEED_10 0x00000000 /* Speed 10Mb/s */
#define E1000_STATUS_SPEED_100 0x00000040 /* Speed 100Mb/s */
#define E1000_STATUS_SPEED_1000 0x00000080 /* Speed 1000Mb/s */
#define E1000_STATUS_ASDV 0x00000300 /* Auto speed detect value */
#define E1000_STATUS_MTXCKOK 0x00000400 /* MTX clock running OK */
#define E1000_STATUS_PCI66 0x00000800 /* In 66Mhz slot */
#define E1000_STATUS_BUS64 0x00001000 /* In 64 bit slot */
#define E1000_STATUS_PCIX_MODE 0x00002000 /* PCI-X mode */
#define E1000_STATUS_PCIX_SPEED 0x0000C000 /* PCI-X bus speed */
/* Constants used to intrepret the masked PCI-X bus speed. */
#define E1000_STATUS_PCIX_SPEED_66 0x00000000 /* PCI-X bus speed 50-66 MHz */
#define E1000_STATUS_PCIX_SPEED_100 0x00004000 /* PCI-X bus speed 66-100 MHz */
#define E1000_STATUS_PCIX_SPEED_133 0x00008000 /* PCI-X bus speed 100-133 MHz */
/* EEPROM/Flash Control */
#define E1000_EECD_SK 0x00000001 /* EEPROM Clock */
#define E1000_EECD_CS 0x00000002 /* EEPROM Chip Select */
#define E1000_EECD_DI 0x00000004 /* EEPROM Data In */
#define E1000_EECD_DO 0x00000008 /* EEPROM Data Out */
#define E1000_EECD_FWE_MASK 0x00000030
#define E1000_EECD_FWE_DIS 0x00000010 /* Disable FLASH writes */
#define E1000_EECD_FWE_EN 0x00000020 /* Enable FLASH writes */
#define E1000_EECD_FWE_SHIFT 4
#define E1000_EECD_SIZE 0x00000200 /* EEPROM Size (0=64 word 1=256 word) */
#define E1000_EECD_REQ 0x00000040 /* EEPROM Access Request */
#define E1000_EECD_GNT 0x00000080 /* EEPROM Access Grant */
#define E1000_EECD_PRES 0x00000100 /* EEPROM Present */
/* EEPROM Read */
#define E1000_EERD_START 0x00000001 /* Start Read */
#define E1000_EERD_DONE 0x00000010 /* Read Done */
#define E1000_EERD_ADDR_SHIFT 8
#define E1000_EERD_ADDR_MASK 0x0000FF00 /* Read Address */
#define E1000_EERD_DATA_SHIFT 16
#define E1000_EERD_DATA_MASK 0xFFFF0000 /* Read Data */
/* Extended Device Control */
#define E1000_CTRL_EXT_GPI0_EN 0x00000001 /* Maps SDP4 to GPI0 */
#define E1000_CTRL_EXT_GPI1_EN 0x00000002 /* Maps SDP5 to GPI1 */
#define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
#define E1000_CTRL_EXT_GPI2_EN 0x00000004 /* Maps SDP6 to GPI2 */
#define E1000_CTRL_EXT_GPI3_EN 0x00000008 /* Maps SDP7 to GPI3 */
#define E1000_CTRL_EXT_SDP4_DATA 0x00000010 /* Value of SW Defineable Pin 4 */
#define E1000_CTRL_EXT_SDP5_DATA 0x00000020 /* Value of SW Defineable Pin 5 */
#define E1000_CTRL_EXT_PHY_INT E1000_CTRL_EXT_SDP5_DATA
#define E1000_CTRL_EXT_SDP6_DATA 0x00000040 /* Value of SW Defineable Pin 6 */
#define E1000_CTRL_EXT_SWDPIN6 0x00000040 /* SWDPIN 6 value */
#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */
#define E1000_CTRL_EXT_SWDPIN7 0x00000080 /* SWDPIN 7 value */
#define E1000_CTRL_EXT_SDP4_DIR 0x00000100 /* Direction of SDP4 0=in 1=out */
#define E1000_CTRL_EXT_SDP5_DIR 0x00000200 /* Direction of SDP5 0=in 1=out */
#define E1000_CTRL_EXT_SDP6_DIR 0x00000400 /* Direction of SDP6 0=in 1=out */
#define E1000_CTRL_EXT_SWDPIO6 0x00000400 /* SWDPIN 6 Input or output */
#define E1000_CTRL_EXT_SDP7_DIR 0x00000800 /* Direction of SDP7 0=in 1=out */
#define E1000_CTRL_EXT_SWDPIO7 0x00000800 /* SWDPIN 7 Input or output */
#define E1000_CTRL_EXT_ASDCHK 0x00001000 /* Initiate an ASD sequence */
#define E1000_CTRL_EXT_EE_RST 0x00002000 /* Reinitialize from EEPROM */
#define E1000_CTRL_EXT_IPS 0x00004000 /* Invert Power State */
#define E1000_CTRL_EXT_SPD_BYPS 0x00008000 /* Speed Select Bypass */
#define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
#define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
#define E1000_CTRL_EXT_LINK_MODE_TBI 0x00C00000
#define E1000_CTRL_EXT_WR_WMARK_MASK 0x03000000
#define E1000_CTRL_EXT_WR_WMARK_256 0x00000000
#define E1000_CTRL_EXT_WR_WMARK_320 0x01000000
#define E1000_CTRL_EXT_WR_WMARK_384 0x02000000
#define E1000_CTRL_EXT_WR_WMARK_448 0x03000000
/* MDI Control */
#define E1000_MDIC_DATA_MASK 0x0000FFFF
#define E1000_MDIC_REG_MASK 0x001F0000
#define E1000_MDIC_REG_SHIFT 16
#define E1000_MDIC_PHY_MASK 0x03E00000
#define E1000_MDIC_PHY_SHIFT 21
#define E1000_MDIC_OP_WRITE 0x04000000
#define E1000_MDIC_OP_READ 0x08000000
#define E1000_MDIC_READY 0x10000000
#define E1000_MDIC_INT_EN 0x20000000
#define E1000_MDIC_ERROR 0x40000000
/* LED Control */
#define E1000_LEDCTL_LED0_MODE_MASK 0x0000000F
#define E1000_LEDCTL_LED0_MODE_SHIFT 0
#define E1000_LEDCTL_LED0_IVRT 0x00000040
#define E1000_LEDCTL_LED0_BLINK 0x00000080
#define E1000_LEDCTL_LED1_MODE_MASK 0x00000F00
#define E1000_LEDCTL_LED1_MODE_SHIFT 8
#define E1000_LEDCTL_LED1_IVRT 0x00004000
#define E1000_LEDCTL_LED1_BLINK 0x00008000
#define E1000_LEDCTL_LED2_MODE_MASK 0x000F0000
#define E1000_LEDCTL_LED2_MODE_SHIFT 16
#define E1000_LEDCTL_LED2_IVRT 0x00400000
#define E1000_LEDCTL_LED2_BLINK 0x00800000
#define E1000_LEDCTL_LED3_MODE_MASK 0x0F000000
#define E1000_LEDCTL_LED3_MODE_SHIFT 24
#define E1000_LEDCTL_LED3_IVRT 0x40000000
#define E1000_LEDCTL_LED3_BLINK 0x80000000
#define E1000_LEDCTL_MODE_LINK_10_1000 0x0
#define E1000_LEDCTL_MODE_LINK_100_1000 0x1
#define E1000_LEDCTL_MODE_LINK_UP 0x2
#define E1000_LEDCTL_MODE_ACTIVITY 0x3
#define E1000_LEDCTL_MODE_LINK_ACTIVITY 0x4
#define E1000_LEDCTL_MODE_LINK_10 0x5
#define E1000_LEDCTL_MODE_LINK_100 0x6
#define E1000_LEDCTL_MODE_LINK_1000 0x7
#define E1000_LEDCTL_MODE_PCIX_MODE 0x8
#define E1000_LEDCTL_MODE_FULL_DUPLEX 0x9
#define E1000_LEDCTL_MODE_COLLISION 0xA
#define E1000_LEDCTL_MODE_BUS_SPEED 0xB
#define E1000_LEDCTL_MODE_BUS_SIZE 0xC
#define E1000_LEDCTL_MODE_PAUSED 0xD
#define E1000_LEDCTL_MODE_LED_ON 0xE
#define E1000_LEDCTL_MODE_LED_OFF 0xF
/* Receive Address */
#define E1000_RAH_AV 0x80000000 /* Receive descriptor valid */
/* Interrupt Cause Read */
#define E1000_ICR_TXDW 0x00000001 /* Transmit desc written back */
#define E1000_ICR_TXQE 0x00000002 /* Transmit Queue empty */
#define E1000_ICR_LSC 0x00000004 /* Link Status Change */
#define E1000_ICR_RXSEQ 0x00000008 /* rx sequence error */
#define E1000_ICR_RXDMT0 0x00000010 /* rx desc min. threshold (0) */
#define E1000_ICR_RXO 0x00000040 /* rx overrun */
#define E1000_ICR_RXT0 0x00000080 /* rx timer intr (ring 0) */
#define E1000_ICR_MDAC 0x00000200 /* MDIO access complete */
#define E1000_ICR_RXCFG 0x00000400 /* RX /c/ ordered set */
#define E1000_ICR_GPI_EN0 0x00000800 /* GP Int 0 */
#define E1000_ICR_GPI_EN1 0x00001000 /* GP Int 1 */
#define E1000_ICR_GPI_EN2 0x00002000 /* GP Int 2 */
#define E1000_ICR_GPI_EN3 0x00004000 /* GP Int 3 */
#define E1000_ICR_TXD_LOW 0x00008000
#define E1000_ICR_SRPD 0x00010000
/* Interrupt Cause Set */
#define E1000_ICS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
#define E1000_ICS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
#define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */
#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
#define E1000_ICS_RXO E1000_ICR_RXO /* rx overrun */
#define E1000_ICS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
#define E1000_ICS_MDAC E1000_ICR_MDAC /* MDIO access complete */
#define E1000_ICS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
#define E1000_ICS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
#define E1000_ICS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
#define E1000_ICS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
#define E1000_ICS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
#define E1000_ICS_TXD_LOW E1000_ICR_TXD_LOW
#define E1000_ICS_SRPD E1000_ICR_SRPD
/* Interrupt Mask Set */
#define E1000_IMS_TXDW E1000_ICR_TXDW /* Transmit desc written back */
#define E1000_IMS_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
#define E1000_IMS_LSC E1000_ICR_LSC /* Link Status Change */
#define E1000_IMS_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
#define E1000_IMS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
#define E1000_IMS_RXO E1000_ICR_RXO /* rx overrun */
#define E1000_IMS_RXT0 E1000_ICR_RXT0 /* rx timer intr */
#define E1000_IMS_MDAC E1000_ICR_MDAC /* MDIO access complete */
#define E1000_IMS_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
#define E1000_IMS_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
#define E1000_IMS_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
#define E1000_IMS_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
#define E1000_IMS_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
#define E1000_IMS_TXD_LOW E1000_ICR_TXD_LOW
#define E1000_IMS_SRPD E1000_ICR_SRPD
/* Interrupt Mask Clear */
#define E1000_IMC_TXDW E1000_ICR_TXDW /* Transmit desc written back */
#define E1000_IMC_TXQE E1000_ICR_TXQE /* Transmit Queue empty */
#define E1000_IMC_LSC E1000_ICR_LSC /* Link Status Change */
#define E1000_IMC_RXSEQ E1000_ICR_RXSEQ /* rx sequence error */
#define E1000_IMC_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */
#define E1000_IMC_RXO E1000_ICR_RXO /* rx overrun */
#define E1000_IMC_RXT0 E1000_ICR_RXT0 /* rx timer intr */
#define E1000_IMC_MDAC E1000_ICR_MDAC /* MDIO access complete */
#define E1000_IMC_RXCFG E1000_ICR_RXCFG /* RX /c/ ordered set */
#define E1000_IMC_GPI_EN0 E1000_ICR_GPI_EN0 /* GP Int 0 */
#define E1000_IMC_GPI_EN1 E1000_ICR_GPI_EN1 /* GP Int 1 */
#define E1000_IMC_GPI_EN2 E1000_ICR_GPI_EN2 /* GP Int 2 */
#define E1000_IMC_GPI_EN3 E1000_ICR_GPI_EN3 /* GP Int 3 */
#define E1000_IMC_TXD_LOW E1000_ICR_TXD_LOW
#define E1000_IMC_SRPD E1000_ICR_SRPD
/* Receive Control */
#define E1000_RCTL_RST 0x00000001 /* Software reset */
#define E1000_RCTL_EN 0x00000002 /* enable */
#define E1000_RCTL_SBP 0x00000004 /* store bad packet */
#define E1000_RCTL_UPE 0x00000008 /* unicast promiscuous enable */
#define E1000_RCTL_MPE 0x00000010 /* multicast promiscuous enab */
#define E1000_RCTL_LPE 0x00000020 /* long packet enable */
#define E1000_RCTL_LBM_NO 0x00000000 /* no loopback mode */
#define E1000_RCTL_LBM_MAC 0x00000040 /* MAC loopback mode */
#define E1000_RCTL_LBM_SLP 0x00000080 /* serial link loopback mode */
#define E1000_RCTL_LBM_TCVR 0x000000C0 /* tcvr loopback mode */
#define E1000_RCTL_RDMTS_HALF 0x00000000 /* rx desc min threshold size */
#define E1000_RCTL_RDMTS_QUAT 0x00000100 /* rx desc min threshold size */
#define E1000_RCTL_RDMTS_EIGTH 0x00000200 /* rx desc min threshold size */
#define E1000_RCTL_MO_SHIFT 12 /* multicast offset shift */
#define E1000_RCTL_MO_0 0x00000000 /* multicast offset 11:0 */
#define E1000_RCTL_MO_1 0x00001000 /* multicast offset 12:1 */
#define E1000_RCTL_MO_2 0x00002000 /* multicast offset 13:2 */
#define E1000_RCTL_MO_3 0x00003000 /* multicast offset 15:4 */
#define E1000_RCTL_MDR 0x00004000 /* multicast desc ring 0 */
#define E1000_RCTL_BAM 0x00008000 /* broadcast enable */
/* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
#define E1000_RCTL_SZ_2048 0x00000000 /* rx buffer size 2048 */
#define E1000_RCTL_SZ_1024 0x00010000 /* rx buffer size 1024 */
#define E1000_RCTL_SZ_512 0x00020000 /* rx buffer size 512 */
#define E1000_RCTL_SZ_256 0x00030000 /* rx buffer size 256 */
/* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
#define E1000_RCTL_SZ_16384 0x00010000 /* rx buffer size 16384 */
#define E1000_RCTL_SZ_8192 0x00020000 /* rx buffer size 8192 */
#define E1000_RCTL_SZ_4096 0x00030000 /* rx buffer size 4096 */
#define E1000_RCTL_VFE 0x00040000 /* vlan filter enable */
#define E1000_RCTL_CFIEN 0x00080000 /* canonical form enable */
#define E1000_RCTL_CFI 0x00100000 /* canonical form indicator */
#define E1000_RCTL_DPF 0x00400000 /* discard pause frames */
#define E1000_RCTL_PMCF 0x00800000 /* pass MAC control frames */
#define E1000_RCTL_BSEX 0x02000000 /* Buffer size extension */
/* Receive Descriptor */
#define E1000_RDT_DELAY 0x0000ffff /* Delay timer (1=1024us) */
#define E1000_RDT_FPDB 0x80000000 /* Flush descriptor block */
#define E1000_RDLEN_LEN 0x0007ff80 /* descriptor length */
#define E1000_RDH_RDH 0x0000ffff /* receive descriptor head */
#define E1000_RDT_RDT 0x0000ffff /* receive descriptor tail */
/* Flow Control */
#define E1000_FCRTH_RTH 0x0000FFF8 /* Mask Bits[15:3] for RTH */
#define E1000_FCRTH_XFCE 0x80000000 /* External Flow Control Enable */
#define E1000_FCRTL_RTL 0x0000FFF8 /* Mask Bits[15:3] for RTL */
#define E1000_FCRTL_XONE 0x80000000 /* Enable XON frame transmission */
/* Receive Descriptor Control */
#define E1000_RXDCTL_PTHRESH 0x0000003F /* RXDCTL Prefetch Threshold */
#define E1000_RXDCTL_HTHRESH 0x00003F00 /* RXDCTL Host Threshold */
#define E1000_RXDCTL_WTHRESH 0x003F0000 /* RXDCTL Writeback Threshold */
#define E1000_RXDCTL_GRAN 0x01000000 /* RXDCTL Granularity */
/* Transmit Descriptor Control */
#define E1000_TXDCTL_PTHRESH 0x000000FF /* TXDCTL Prefetch Threshold */
#define E1000_TXDCTL_HTHRESH 0x0000FF00 /* TXDCTL Host Threshold */
#define E1000_TXDCTL_WTHRESH 0x00FF0000 /* TXDCTL Writeback Threshold */
#define E1000_TXDCTL_GRAN 0x01000000 /* TXDCTL Granularity */
#define E1000_TXDCTL_LWTHRESH 0xFE000000 /* TXDCTL Low Threshold */
#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000 /* GRAN=1, WTHRESH=1 */
/* Transmit Configuration Word */
#define E1000_TXCW_FD 0x00000020 /* TXCW full duplex */
#define E1000_TXCW_HD 0x00000040 /* TXCW half duplex */
#define E1000_TXCW_PAUSE 0x00000080 /* TXCW sym pause request */
#define E1000_TXCW_ASM_DIR 0x00000100 /* TXCW astm pause direction */
#define E1000_TXCW_PAUSE_MASK 0x00000180 /* TXCW pause request mask */
#define E1000_TXCW_RF 0x00003000 /* TXCW remote fault */
#define E1000_TXCW_NP 0x00008000 /* TXCW next page */
#define E1000_TXCW_CW 0x0000ffff /* TxConfigWord mask */
#define E1000_TXCW_TXC 0x40000000 /* Transmit Config control */
#define E1000_TXCW_ANE 0x80000000 /* Auto-neg enable */
/* Receive Configuration Word */
#define E1000_RXCW_CW 0x0000ffff /* RxConfigWord mask */
#define E1000_RXCW_NC 0x04000000 /* Receive config no carrier */
#define E1000_RXCW_IV 0x08000000 /* Receive config invalid */
#define E1000_RXCW_CC 0x10000000 /* Receive config change */
#define E1000_RXCW_C 0x20000000 /* Receive config */
#define E1000_RXCW_SYNCH 0x40000000 /* Receive config synch */
#define E1000_RXCW_ANC 0x80000000 /* Auto-neg complete */
/* Transmit Control */
#define E1000_TCTL_RST 0x00000001 /* software reset */
#define E1000_TCTL_EN 0x00000002 /* enable tx */
#define E1000_TCTL_BCE 0x00000004 /* busy check enable */
#define E1000_TCTL_PSP 0x00000008 /* pad short packets */
#define E1000_TCTL_CT 0x00000ff0 /* collision threshold */
#define E1000_TCTL_COLD 0x003ff000 /* collision distance */
#define E1000_TCTL_SWXOFF 0x00400000 /* SW Xoff transmission */
#define E1000_TCTL_PBE 0x00800000 /* Packet Burst Enable */
#define E1000_TCTL_RTLC 0x01000000 /* Re-transmit on late collision */
#define E1000_TCTL_NRTU 0x02000000 /* No Re-transmit on underrun */
/* Receive Checksum Control */
#define E1000_RXCSUM_PCSS_MASK 0x000000FF /* Packet Checksum Start */
#define E1000_RXCSUM_IPOFL 0x00000100 /* IPv4 checksum offload */
#define E1000_RXCSUM_TUOFL 0x00000200 /* TCP / UDP checksum offload */
#define E1000_RXCSUM_IPV6OFL 0x00000400 /* IPv6 checksum offload */
/* Definitions for power management and wakeup registers */
/* Wake Up Control */
#define E1000_WUC_APME 0x00000001 /* APM Enable */
#define E1000_WUC_PME_EN 0x00000002 /* PME Enable */
#define E1000_WUC_PME_STATUS 0x00000004 /* PME Status */
#define E1000_WUC_APMPME 0x00000008 /* Assert PME on APM Wakeup */
/* Wake Up Filter Control */
#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
#define E1000_WUFC_MAG 0x00000002 /* Magic Packet Wakeup Enable */
#define E1000_WUFC_EX 0x00000004 /* Directed Exact Wakeup Enable */
#define E1000_WUFC_MC 0x00000008 /* Directed Multicast Wakeup Enable */
#define E1000_WUFC_BC 0x00000010 /* Broadcast Wakeup Enable */
#define E1000_WUFC_ARP 0x00000020 /* ARP Request Packet Wakeup Enable */
#define E1000_WUFC_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Enable */
#define E1000_WUFC_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Enable */
#define E1000_WUFC_FLX0 0x00010000 /* Flexible Filter 0 Enable */
#define E1000_WUFC_FLX1 0x00020000 /* Flexible Filter 1 Enable */
#define E1000_WUFC_FLX2 0x00040000 /* Flexible Filter 2 Enable */
#define E1000_WUFC_FLX3 0x00080000 /* Flexible Filter 3 Enable */
#define E1000_WUFC_ALL_FILTERS 0x000F00FF /* Mask for all wakeup filters */
#define E1000_WUFC_FLX_OFFSET 16 /* Offset to the Flexible Filters bits */
#define E1000_WUFC_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
/* Wake Up Status */
#define E1000_WUS_LNKC 0x00000001 /* Link Status Changed */
#define E1000_WUS_MAG 0x00000002 /* Magic Packet Received */
#define E1000_WUS_EX 0x00000004 /* Directed Exact Received */
#define E1000_WUS_MC 0x00000008 /* Directed Multicast Received */
#define E1000_WUS_BC 0x00000010 /* Broadcast Received */
#define E1000_WUS_ARP 0x00000020 /* ARP Request Packet Received */
#define E1000_WUS_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Received */
#define E1000_WUS_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Received */
#define E1000_WUS_FLX0 0x00010000 /* Flexible Filter 0 Match */
#define E1000_WUS_FLX1 0x00020000 /* Flexible Filter 1 Match */
#define E1000_WUS_FLX2 0x00040000 /* Flexible Filter 2 Match */
#define E1000_WUS_FLX3 0x00080000 /* Flexible Filter 3 Match */
#define E1000_WUS_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
/* Management Control */
#define E1000_MANC_SMBUS_EN 0x00000001 /* SMBus Enabled - RO */
#define E1000_MANC_ASF_EN 0x00000002 /* ASF Enabled - RO */
#define E1000_MANC_R_ON_FORCE 0x00000004 /* Reset on Force TCO - RO */
#define E1000_MANC_RMCP_EN 0x00000100 /* Enable RCMP 026Fh Filtering */
#define E1000_MANC_0298_EN 0x00000200 /* Enable RCMP 0298h Filtering */
#define E1000_MANC_IPV4_EN 0x00000400 /* Enable IPv4 */
#define E1000_MANC_IPV6_EN 0x00000800 /* Enable IPv6 */
#define E1000_MANC_SNAP_EN 0x00001000 /* Accept LLC/SNAP */
#define E1000_MANC_ARP_EN 0x00002000 /* Enable ARP Request Filtering */
#define E1000_MANC_NEIGHBOR_EN 0x00004000 /* Enable Neighbor Discovery
* Filtering */
#define E1000_MANC_TCO_RESET 0x00010000 /* TCO Reset Occurred */
#define E1000_MANC_RCV_TCO_EN 0x00020000 /* Receive TCO Packets Enabled */
#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */
#define E1000_MANC_SMB_REQ 0x01000000 /* SMBus Request */
#define E1000_MANC_SMB_GNT 0x02000000 /* SMBus Grant */
#define E1000_MANC_SMB_CLK_IN 0x04000000 /* SMBus Clock In */
#define E1000_MANC_SMB_DATA_IN 0x08000000 /* SMBus Data In */
#define E1000_MANC_SMB_DATA_OUT 0x10000000 /* SMBus Data Out */
#define E1000_MANC_SMB_CLK_OUT 0x20000000 /* SMBus Clock Out */
#define E1000_MANC_SMB_DATA_OUT_SHIFT 28 /* SMBus Data Out Shift */
#define E1000_MANC_SMB_CLK_OUT_SHIFT 29 /* SMBus Clock Out Shift */
/* Wake Up Packet Length */
#define E1000_WUPL_LENGTH_MASK 0x0FFF /* Only the lower 12 bits are valid */
#define E1000_MDALIGN 4096
/* EEPROM Commands */
#define EEPROM_READ_OPCODE 0x6 /* EERPOM read opcode */
#define EEPROM_WRITE_OPCODE 0x5 /* EERPOM write opcode */
#define EEPROM_ERASE_OPCODE 0x7 /* EERPOM erase opcode */
#define EEPROM_EWEN_OPCODE 0x13 /* EERPOM erase/write enable */
#define EEPROM_EWDS_OPCODE 0x10 /* EERPOM erast/write disable */
/* EEPROM Word Offsets */
#define EEPROM_COMPAT 0x0003
#define EEPROM_ID_LED_SETTINGS 0x0004
#define EEPROM_INIT_CONTROL1_REG 0x000A
#define EEPROM_INIT_CONTROL2_REG 0x000F
#define EEPROM_FLASH_VERSION 0x0032
#define EEPROM_CHECKSUM_REG 0x003F
/* Word definitions for ID LED Settings */
#define ID_LED_RESERVED_0000 0x0000
#define ID_LED_RESERVED_FFFF 0xFFFF
#define ID_LED_DEFAULT ((ID_LED_OFF1_ON2 << 12) | \
(ID_LED_OFF1_OFF2 << 8) | \
(ID_LED_DEF1_DEF2 << 4) | \
(ID_LED_DEF1_DEF2))
#define ID_LED_DEF1_DEF2 0x1
#define ID_LED_DEF1_ON2 0x2
#define ID_LED_DEF1_OFF2 0x3
#define ID_LED_ON1_DEF2 0x4
#define ID_LED_ON1_ON2 0x5
#define ID_LED_ON1_OFF2 0x6
#define ID_LED_OFF1_DEF2 0x7
#define ID_LED_OFF1_ON2 0x8
#define ID_LED_OFF1_OFF2 0x9
/* Mask bits for fields in Word 0x03 of the EEPROM */
#define EEPROM_COMPAT_SERVER 0x0400
#define EEPROM_COMPAT_CLIENT 0x0200
/* Mask bits for fields in Word 0x0a of the EEPROM */
#define EEPROM_WORD0A_ILOS 0x0010
#define EEPROM_WORD0A_SWDPIO 0x01E0
#define EEPROM_WORD0A_LRST 0x0200
#define EEPROM_WORD0A_FD 0x0400
#define EEPROM_WORD0A_66MHZ 0x0800
/* Mask bits for fields in Word 0x0f of the EEPROM */
#define EEPROM_WORD0F_PAUSE_MASK 0x3000
#define EEPROM_WORD0F_PAUSE 0x1000
#define EEPROM_WORD0F_ASM_DIR 0x2000
#define EEPROM_WORD0F_ANE 0x0800
#define EEPROM_WORD0F_SWPDIO_EXT 0x00F0
/* For checksumming, the sum of all words in the EEPROM should equal 0xBABA. */
#define EEPROM_SUM 0xBABA
/* EEPROM Map defines (WORD OFFSETS)*/
#define EEPROM_NODE_ADDRESS_BYTE_0 0
#define EEPROM_PBA_BYTE_1 8
/* EEPROM Map Sizes (Byte Counts) */
#define PBA_SIZE 4
/* Collision related configuration parameters */
#define E1000_COLLISION_THRESHOLD 16
#define E1000_CT_SHIFT 4
#define E1000_COLLISION_DISTANCE 64
#define E1000_FDX_COLLISION_DISTANCE E1000_COLLISION_DISTANCE
#define E1000_HDX_COLLISION_DISTANCE E1000_COLLISION_DISTANCE
#define E1000_GB_HDX_COLLISION_DISTANCE 512
#define E1000_COLD_SHIFT 12
/* The number of Transmit and Receive Descriptors must be a multiple of 8 */
#define REQ_TX_DESCRIPTOR_MULTIPLE 8
#define REQ_RX_DESCRIPTOR_MULTIPLE 8
/* Default values for the transmit IPG register */
#define DEFAULT_82542_TIPG_IPGT 10
#define DEFAULT_82543_TIPG_IPGT_FIBER 9
#define DEFAULT_82543_TIPG_IPGT_COPPER 8
#define E1000_TIPG_IPGT_MASK 0x000003FF
#define E1000_TIPG_IPGR1_MASK 0x000FFC00
#define E1000_TIPG_IPGR2_MASK 0x3FF00000
#define DEFAULT_82542_TIPG_IPGR1 2
#define DEFAULT_82543_TIPG_IPGR1 8
#define E1000_TIPG_IPGR1_SHIFT 10
#define DEFAULT_82542_TIPG_IPGR2 10
#define DEFAULT_82543_TIPG_IPGR2 6
#define E1000_TIPG_IPGR2_SHIFT 20
#define E1000_TXDMAC_DPP 0x00000001
/* Adaptive IFS defines */
#define TX_THRESHOLD_START 8
#define TX_THRESHOLD_INCREMENT 10
#define TX_THRESHOLD_DECREMENT 1
#define TX_THRESHOLD_STOP 190
#define TX_THRESHOLD_DISABLE 0
#define TX_THRESHOLD_TIMER_MS 10000
#define MIN_NUM_XMITS 1000
#define IFS_MAX 80
#define IFS_STEP 10
#define IFS_MIN 40
#define IFS_RATIO 4
/* PBA constants */
#define E1000_PBA_16K 0x0010 /* 16KB, default TX allocation */
#define E1000_PBA_24K 0x0018
#define E1000_PBA_40K 0x0028
#define E1000_PBA_48K 0x0030 /* 48KB, default RX allocation */
/* Flow Control Constants */
#define FLOW_CONTROL_ADDRESS_LOW 0x00C28001
#define FLOW_CONTROL_ADDRESS_HIGH 0x00000100
#define FLOW_CONTROL_TYPE 0x8808
/* The historical defaults for the flow control values are given below. */
#define FC_DEFAULT_HI_THRESH (0x8000) /* 32KB */
#define FC_DEFAULT_LO_THRESH (0x4000) /* 16KB */
#define FC_DEFAULT_TX_TIMER (0x100) /* ~130 us */
/* Flow Control High-Watermark: 43464 bytes */
#define E1000_FC_HIGH_THRESH 0xA9C8
/* Flow Control Low-Watermark: 43456 bytes */
#define E1000_FC_LOW_THRESH 0xA9C0
/* Flow Control Pause Time: 858 usec */
#define E1000_FC_PAUSE_TIME 0x0680
/* PCIX Config space */
#define PCIX_COMMAND_REGISTER 0xE6
#define PCIX_STATUS_REGISTER_LO 0xE8
#define PCIX_STATUS_REGISTER_HI 0xEA
#define PCIX_COMMAND_MMRBC_MASK 0x000C
#define PCIX_COMMAND_MMRBC_SHIFT 0x2
#define PCIX_STATUS_HI_MMRBC_MASK 0x0060
#define PCIX_STATUS_HI_MMRBC_SHIFT 0x5
#define PCIX_STATUS_HI_MMRBC_4K 0x3
#define PCIX_STATUS_HI_MMRBC_2K 0x2
/* The number of bits that we need to shift right to move the "pause"
* bits from the EEPROM (bits 13:12) to the "pause" (bits 8:7) field
* in the TXCW register
*/
#define PAUSE_SHIFT 5
/* The number of bits that we need to shift left to move the "SWDPIO"
* bits from the EEPROM (bits 8:5) to the "SWDPIO" (bits 25:22) field
* in the CTRL register
*/
#define SWDPIO_SHIFT 17
/* The number of bits that we need to shift left to move the "SWDPIO_EXT"
* bits from the EEPROM word F (bits 7:4) to the bits 11:8 of The
* Extended CTRL register.
* in the CTRL register
*/
#define SWDPIO__EXT_SHIFT 4
/* The number of bits that we need to shift left to move the "ILOS"
* bit from the EEPROM (bit 4) to the "ILOS" (bit 7) field
* in the CTRL register
*/
#define ILOS_SHIFT 3
#define RECEIVE_BUFFER_ALIGN_SIZE (256)
/* The number of milliseconds we wait for auto-negotiation to complete */
#define LINK_UP_TIMEOUT 500
#define E1000_TX_BUFFER_SIZE ((uint32_t)1514)
/* The carrier extension symbol, as received by the NIC. */
#define CARRIER_EXTENSION 0x0F
/* TBI_ACCEPT macro definition:
*
* This macro requires:
* adapter = a pointer to struct e1000_hw
* status = the 8 bit status field of the RX descriptor with EOP set
* error = the 8 bit error field of the RX descriptor with EOP set
* length = the sum of all the length fields of the RX descriptors that
* make up the current frame
* last_byte = the last byte of the frame DMAed by the hardware
* max_frame_length = the maximum frame length we want to accept.
* min_frame_length = the minimum frame length we want to accept.
*
* This macro is a conditional that should be used in the interrupt
* handler's Rx processing routine when RxErrors have been detected.
*
* Typical use:
* ...
* if (TBI_ACCEPT) {
* accept_frame = TRUE;
* e1000_tbi_adjust_stats(adapter, MacAddress);
* frame_length--;
* } else {
* accept_frame = FALSE;
* }
* ...
*/
#define TBI_ACCEPT(adapter, status, errors, length, last_byte) \
((adapter)->tbi_compatibility_on && \
(((errors) & E1000_RXD_ERR_FRAME_ERR_MASK) == E1000_RXD_ERR_CE) && \
((last_byte) == CARRIER_EXTENSION) && \
(((status) & E1000_RXD_STAT_VP) ? \
(((length) > ((adapter)->min_frame_size - VLAN_TAG_SIZE)) && \
((length) <= ((adapter)->max_frame_size + 1))) : \
(((length) > (adapter)->min_frame_size) && \
((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
/* Structures, enums, and macros for the PHY */
/* Bit definitions for the Management Data IO (MDIO) and Management Data
* Clock (MDC) pins in the Device Control Register.
*/
#define E1000_CTRL_PHY_RESET_DIR E1000_CTRL_SWDPIO0
#define E1000_CTRL_PHY_RESET E1000_CTRL_SWDPIN0
#define E1000_CTRL_MDIO_DIR E1000_CTRL_SWDPIO2
#define E1000_CTRL_MDIO E1000_CTRL_SWDPIN2
#define E1000_CTRL_MDC_DIR E1000_CTRL_SWDPIO3
#define E1000_CTRL_MDC E1000_CTRL_SWDPIN3
#define E1000_CTRL_PHY_RESET_DIR4 E1000_CTRL_EXT_SDP4_DIR
#define E1000_CTRL_PHY_RESET4 E1000_CTRL_EXT_SDP4_DATA
/* PHY 1000 MII Register/Bit Definitions */
/* PHY Registers defined by IEEE */
#define PHY_CTRL 0x00 /* Control Register */
#define PHY_STATUS 0x01 /* Status Regiser */
#define PHY_ID1 0x02 /* Phy Id Reg (word 1) */
#define PHY_ID2 0x03 /* Phy Id Reg (word 2) */
#define PHY_AUTONEG_ADV 0x04 /* Autoneg Advertisement */
#define PHY_LP_ABILITY 0x05 /* Link Partner Ability (Base Page) */
#define PHY_AUTONEG_EXP 0x06 /* Autoneg Expansion Reg */
#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
#define PHY_1000T_CTRL 0x09 /* 1000Base-T Control Reg */
#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
#define PHY_EXT_STATUS 0x0F /* Extended Status Reg */
/* M88E1000 Specific Registers */
#define M88E1000_PHY_SPEC_CTRL 0x10 /* PHY Specific Control Register */
#define M88E1000_PHY_SPEC_STATUS 0x11 /* PHY Specific Status Register */
#define M88E1000_INT_ENABLE 0x12 /* Interrupt Enable Register */
#define M88E1000_INT_STATUS 0x13 /* Interrupt Status Register */
#define M88E1000_EXT_PHY_SPEC_CTRL 0x14 /* Extended PHY Specific Control */
#define M88E1000_RX_ERR_CNTR 0x15 /* Receive Error Counter */
#define MAX_PHY_REG_ADDRESS 0x1F /* 5 bit address bus (0-0x1F) */
/* PHY Control Register */
#define MII_CR_SPEED_SELECT_MSB 0x0040 /* bits 6,13: 10=1000, 01=100, 00=10 */
#define MII_CR_COLL_TEST_ENABLE 0x0080 /* Collision test enable */
#define MII_CR_FULL_DUPLEX 0x0100 /* FDX =1, half duplex =0 */
#define MII_CR_RESTART_AUTO_NEG 0x0200 /* Restart auto negotiation */
#define MII_CR_ISOLATE 0x0400 /* Isolate PHY from MII */
#define MII_CR_POWER_DOWN 0x0800 /* Power down */
#define MII_CR_AUTO_NEG_EN 0x1000 /* Auto Neg Enable */
#define MII_CR_SPEED_SELECT_LSB 0x2000 /* bits 6,13: 10=1000, 01=100, 00=10 */
#define MII_CR_LOOPBACK 0x4000 /* 0 = normal, 1 = loopback */
#define MII_CR_RESET 0x8000 /* 0 = normal, 1 = PHY reset */
/* PHY Status Register */
#define MII_SR_EXTENDED_CAPS 0x0001 /* Extended register capabilities */
#define MII_SR_JABBER_DETECT 0x0002 /* Jabber Detected */
#define MII_SR_LINK_STATUS 0x0004 /* Link Status 1 = link */
#define MII_SR_AUTONEG_CAPS 0x0008 /* Auto Neg Capable */
#define MII_SR_REMOTE_FAULT 0x0010 /* Remote Fault Detect */
#define MII_SR_AUTONEG_COMPLETE 0x0020 /* Auto Neg Complete */
#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */
#define MII_SR_EXTENDED_STATUS 0x0100 /* Ext. status info in Reg 0x0F */
#define MII_SR_100T2_HD_CAPS 0x0200 /* 100T2 Half Duplex Capable */
#define MII_SR_100T2_FD_CAPS 0x0400 /* 100T2 Full Duplex Capable */
#define MII_SR_10T_HD_CAPS 0x0800 /* 10T Half Duplex Capable */
#define MII_SR_10T_FD_CAPS 0x1000 /* 10T Full Duplex Capable */
#define MII_SR_100X_HD_CAPS 0x2000 /* 100X Half Duplex Capable */
#define MII_SR_100X_FD_CAPS 0x4000 /* 100X Full Duplex Capable */
#define MII_SR_100T4_CAPS 0x8000 /* 100T4 Capable */
/* Autoneg Advertisement Register */
#define NWAY_AR_SELECTOR_FIELD 0x0001 /* indicates IEEE 802.3 CSMA/CD */
#define NWAY_AR_10T_HD_CAPS 0x0020 /* 10T Half Duplex Capable */
#define NWAY_AR_10T_FD_CAPS 0x0040 /* 10T Full Duplex Capable */
#define NWAY_AR_100TX_HD_CAPS 0x0080 /* 100TX Half Duplex Capable */
#define NWAY_AR_100TX_FD_CAPS 0x0100 /* 100TX Full Duplex Capable */
#define NWAY_AR_100T4_CAPS 0x0200 /* 100T4 Capable */
#define NWAY_AR_PAUSE 0x0400 /* Pause operation desired */
#define NWAY_AR_ASM_DIR 0x0800 /* Asymmetric Pause Direction bit */
#define NWAY_AR_REMOTE_FAULT 0x2000 /* Remote Fault detected */
#define NWAY_AR_NEXT_PAGE 0x8000 /* Next Page ability supported */
/* Link Partner Ability Register (Base Page) */
#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */
#define NWAY_LPAR_10T_HD_CAPS 0x0020 /* LP is 10T Half Duplex Capable */
#define NWAY_LPAR_10T_FD_CAPS 0x0040 /* LP is 10T Full Duplex Capable */
#define NWAY_LPAR_100TX_HD_CAPS 0x0080 /* LP is 100TX Half Duplex Capable */
#define NWAY_LPAR_100TX_FD_CAPS 0x0100 /* LP is 100TX Full Duplex Capable */
#define NWAY_LPAR_100T4_CAPS 0x0200 /* LP is 100T4 Capable */
#define NWAY_LPAR_PAUSE 0x0400 /* LP Pause operation desired */
#define NWAY_LPAR_ASM_DIR 0x0800 /* LP Asymmetric Pause Direction bit */
#define NWAY_LPAR_REMOTE_FAULT 0x2000 /* LP has detected Remote Fault */
#define NWAY_LPAR_ACKNOWLEDGE 0x4000 /* LP has rx'd link code word */
#define NWAY_LPAR_NEXT_PAGE 0x8000 /* Next Page ability supported */
/* Autoneg Expansion Register */
#define NWAY_ER_LP_NWAY_CAPS 0x0001 /* LP has Auto Neg Capability */
#define NWAY_ER_PAGE_RXD 0x0002 /* LP is 10T Half Duplex Capable */
#define NWAY_ER_NEXT_PAGE_CAPS 0x0004 /* LP is 10T Full Duplex Capable */
#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */
#define NWAY_ER_PAR_DETECT_FAULT 0x0100 /* LP is 100TX Full Duplex Capable */
/* Next Page TX Register */
#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
#define NPTX_TOGGLE 0x0800 /* Toggles between exchanges
* of different NP
*/
#define NPTX_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg
* 0 = cannot comply with msg
*/
#define NPTX_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */
#define NPTX_NEXT_PAGE 0x8000 /* 1 = addition NP will follow
* 0 = sending last NP
*/
/* Link Partner Next Page Register */
#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
#define LP_RNPR_TOGGLE 0x0800 /* Toggles between exchanges
* of different NP
*/
#define LP_RNPR_ACKNOWLDGE2 0x1000 /* 1 = will comply with msg
* 0 = cannot comply with msg
*/
#define LP_RNPR_MSG_PAGE 0x2000 /* formatted(1)/unformatted(0) pg */
#define LP_RNPR_ACKNOWLDGE 0x4000 /* 1 = ACK / 0 = NO ACK */
#define LP_RNPR_NEXT_PAGE 0x8000 /* 1 = addition NP will follow
* 0 = sending last NP
*/
/* 1000BASE-T Control Register */
#define CR_1000T_ASYM_PAUSE 0x0080 /* Advertise asymmetric pause bit */
#define CR_1000T_HD_CAPS 0x0100 /* Advertise 1000T HD capability */
#define CR_1000T_FD_CAPS 0x0200 /* Advertise 1000T FD capability */
#define CR_1000T_REPEATER_DTE 0x0400 /* 1=Repeater/switch device port */
/* 0=DTE device */
#define CR_1000T_MS_VALUE 0x0800 /* 1=Configure PHY as Master */
/* 0=Configure PHY as Slave */
#define CR_1000T_MS_ENABLE 0x1000 /* 1=Master/Slave manual config value */
/* 0=Automatic Master/Slave config */
#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */
#define CR_1000T_TEST_MODE_1 0x2000 /* Transmit Waveform test */
#define CR_1000T_TEST_MODE_2 0x4000 /* Master Transmit Jitter test */
#define CR_1000T_TEST_MODE_3 0x6000 /* Slave Transmit Jitter test */
#define CR_1000T_TEST_MODE_4 0x8000 /* Transmitter Distortion test */
/* 1000BASE-T Status Register */
#define SR_1000T_IDLE_ERROR_CNT 0x00FF /* Num idle errors since last read */
#define SR_1000T_ASYM_PAUSE_DIR 0x0100 /* LP asymmetric pause direction bit */
#define SR_1000T_LP_HD_CAPS 0x0400 /* LP is 1000T HD capable */
#define SR_1000T_LP_FD_CAPS 0x0800 /* LP is 1000T FD capable */
#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
#define SR_1000T_LOCAL_RX_STATUS 0x2000 /* Local receiver OK */
#define SR_1000T_MS_CONFIG_RES 0x4000 /* 1=Local TX is Master, 0=Slave */
#define SR_1000T_MS_CONFIG_FAULT 0x8000 /* Master/Slave config fault */
#define SR_1000T_REMOTE_RX_STATUS_SHIFT 12
#define SR_1000T_LOCAL_RX_STATUS_SHIFT 13
/* Extended Status Register */
#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */
#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */
#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */
#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */
#define PHY_TX_POLARITY_MASK 0x0100 /* register 10h bit 8 (polarity bit) */
#define PHY_TX_NORMAL_POLARITY 0 /* register 10h bit 8 (normal polarity) */
#define AUTO_POLARITY_DISABLE 0x0010 /* register 11h bit 4 */
/* (0=enable, 1=disable) */
/* M88E1000 PHY Specific Control Register */
#define M88E1000_PSCR_JABBER_DISABLE 0x0001 /* 1=Jabber Function disabled */
#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
#define M88E1000_PSCR_SQE_TEST 0x0004 /* 1=SQE Test enabled */
#define M88E1000_PSCR_CLK125_DISABLE 0x0010 /* 1=CLK125 low,
* 0=CLK125 toggling
*/
#define M88E1000_PSCR_MDI_MANUAL_MODE 0x0000 /* MDI Crossover Mode bits 6:5 */
/* Manual MDI configuration */
#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020 /* Manual MDIX configuration */
#define M88E1000_PSCR_AUTO_X_1000T 0x0040 /* 1000BASE-T: Auto crossover,
* 100BASE-TX/10BASE-T:
* MDI Mode
*/
#define M88E1000_PSCR_AUTO_X_MODE 0x0060 /* Auto crossover enabled
* all speeds.
*/
#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
/* 1=Enable Extended 10BASE-T distance
* (Lower 10BASE-T RX Threshold)
* 0=Normal 10BASE-T RX Threshold */
#define M88E1000_PSCR_MII_5BIT_ENABLE 0x0100
/* 1=5-Bit interface in 100BASE-TX
* 0=MII interface in 100BASE-TX */
#define M88E1000_PSCR_SCRAMBLER_DISABLE 0x0200 /* 1=Scrambler disable */
#define M88E1000_PSCR_FORCE_LINK_GOOD 0x0400 /* 1=Force link good */
#define M88E1000_PSCR_ASSERT_CRS_ON_TX 0x0800 /* 1=Assert CRS on Transmit */
#define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT 1
#define M88E1000_PSCR_AUTO_X_MODE_SHIFT 5
#define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
/* M88E1000 PHY Specific Status Register */
#define M88E1000_PSSR_JABBER 0x0001 /* 1=Jabber */
#define M88E1000_PSSR_REV_POLARITY 0x0002 /* 1=Polarity reversed */
#define M88E1000_PSSR_MDIX 0x0040 /* 1=MDIX; 0=MDI */
#define M88E1000_PSSR_CABLE_LENGTH 0x0380 /* 0=<50M;1=50-80M;2=80-110M;
* 3=110-140M;4=>140M */
#define M88E1000_PSSR_LINK 0x0400 /* 1=Link up, 0=Link down */
#define M88E1000_PSSR_SPD_DPLX_RESOLVED 0x0800 /* 1=Speed & Duplex resolved */
#define M88E1000_PSSR_PAGE_RCVD 0x1000 /* 1=Page received */
#define M88E1000_PSSR_DPLX 0x2000 /* 1=Duplex 0=Half Duplex */
#define M88E1000_PSSR_SPEED 0xC000 /* Speed, bits 14:15 */
#define M88E1000_PSSR_10MBS 0x0000 /* 00=10Mbs */
#define M88E1000_PSSR_100MBS 0x4000 /* 01=100Mbs */
#define M88E1000_PSSR_1000MBS 0x8000 /* 10=1000Mbs */
#define M88E1000_PSSR_REV_POLARITY_SHIFT 1
#define M88E1000_PSSR_MDIX_SHIFT 6
#define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
/* M88E1000 Extended PHY Specific Control Register */
#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000 /* 1=Fiber loopback */
#define M88E1000_EPSCR_DOWN_NO_IDLE 0x8000 /* 1=Lost lock detect enabled.
* Will assert lost lock and bring
* link down if idle not seen
* within 1ms in 1000BASE-T
*/
/* Number of times we will attempt to autonegotiate before downshifting if we
* are the master */
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_1X 0x0000
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_2X 0x0400
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_3X 0x0800
#define M88E1000_EPSCR_MASTER_DOWNSHIFT_4X 0x0C00
/* Number of times we will attempt to autonegotiate before downshifting if we
* are the slave */
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK 0x0300
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_DIS 0x0000
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X 0x0100
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X 0x0200
#define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X 0x0300
#define M88E1000_EPSCR_TX_CLK_2_5 0x0060 /* 2.5 MHz TX_CLK */
#define M88E1000_EPSCR_TX_CLK_25 0x0070 /* 25 MHz TX_CLK */
#define M88E1000_EPSCR_TX_CLK_0 0x0000 /* NO TX_CLK */
/* Bit definitions for valid PHY IDs. */
#define M88E1000_E_PHY_ID 0x01410C50
#define M88E1000_I_PHY_ID 0x01410C30
#define M88E1011_I_PHY_ID 0x01410C20
#define M88E1000_12_PHY_ID M88E1000_E_PHY_ID
#define M88E1000_14_PHY_ID M88E1000_E_PHY_ID
/* Miscellaneous PHY bit definitions. */
#define PHY_PREAMBLE 0xFFFFFFFF
#define PHY_SOF 0x01
#define PHY_OP_READ 0x02
#define PHY_OP_WRITE 0x01
#define PHY_TURNAROUND 0x02
#define PHY_PREAMBLE_SIZE 32
#define MII_CR_SPEED_1000 0x0040
#define MII_CR_SPEED_100 0x2000
#define MII_CR_SPEED_10 0x0000
#define E1000_PHY_ADDRESS 0x01
#define PHY_AUTO_NEG_TIME 45 /* 4.5 Seconds */
#define PHY_FORCE_TIME 20 /* 2.0 Seconds */
#define PHY_REVISION_MASK 0xFFFFFFF0
#define DEVICE_SPEED_MASK 0x00000300 /* Device Ctrl Reg Speed Mask */
#define REG4_SPEED_MASK 0x01E0
#define REG9_SPEED_MASK 0x0300
#define ADVERTISE_10_HALF 0x0001
#define ADVERTISE_10_FULL 0x0002
#define ADVERTISE_100_HALF 0x0004
#define ADVERTISE_100_FULL 0x0008
#define ADVERTISE_1000_HALF 0x0010
#define ADVERTISE_1000_FULL 0x0020
#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F /* Everything but 1000-Half */
#endif /* _E1000_HW_H_ */
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