📄 bcm570x_autoneg.h
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/******************************************************************************//* *//* Broadcom BCM5700 Linux Network Driver, Copyright (c) 2001 Broadcom *//* 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, located in the file LICENSE. *//* *//* History: *//******************************************************************************/#ifndef AUTONEG_H#define AUTONEG_H/******************************************************************************//* Constants. *//******************************************************************************/#define AN_LINK_TIMER_INTERVAL_US 9000 /* 10ms *//* TRUE, FALSE */#define AN_TRUE 1#define AN_FALSE 0/******************************************************************************//* Main data structure for keeping track of 802.3z auto-negotation state *//* variables as shown in Figure 37-6 of the IEEE 802.3z specification. *//******************************************************************************/typedef struct{ /* Current auto-negotiation state. */ unsigned long State; #define AN_STATE_UNKNOWN 0 #define AN_STATE_AN_ENABLE 1 #define AN_STATE_AN_RESTART_INIT 2 #define AN_STATE_AN_RESTART 3 #define AN_STATE_DISABLE_LINK_OK 4 #define AN_STATE_ABILITY_DETECT_INIT 5 #define AN_STATE_ABILITY_DETECT 6 #define AN_STATE_ACK_DETECT_INIT 7 #define AN_STATE_ACK_DETECT 8 #define AN_STATE_COMPLETE_ACK_INIT 9 #define AN_STATE_COMPLETE_ACK 10 #define AN_STATE_IDLE_DETECT_INIT 11 #define AN_STATE_IDLE_DETECT 12 #define AN_STATE_LINK_OK 13 #define AN_STATE_NEXT_PAGE_WAIT_INIT 14 #define AN_STATE_NEXT_PAGE_WAIT 16 /* Link timer. */ unsigned long LinkTime_us; /* Current time. */ unsigned long CurrentTime_us; /* Need these values for consistency check. */ unsigned short AbilityMatchCfg; /* Ability, idle, and ack match functions. */ unsigned long AbilityMatchCnt; char AbilityMatch; char IdleMatch; char AckMatch; /* Tx config data */ union { /* The TxConfig register is arranged as follows: */ /* */ /* MSB LSB */ /* +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ */ /* | D7| D6| D5| D4| D3| D2| D1| D0|D15|D14|D13|D12|D11|D10| D9| D8| */ /* +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ */ struct {#ifdef BIG_ENDIAN_HOST unsigned int D7:1; /* PS1 */ unsigned int D6:1; /* HD */ unsigned int D5:1; /* FD */ unsigned int D4:1; unsigned int D3:1; unsigned int D2:1; unsigned int D1:1; unsigned int D0:1; unsigned int D15:1; /* NP */ unsigned int D14:1; /* ACK */ unsigned int D13:1; /* RF2 */ unsigned int D12:1; /* RF1 */ unsigned int D11:1; unsigned int D10:1; unsigned int D9:1; unsigned int D8:1; /* PS2 */#else /* BIG_ENDIAN_HOST */ unsigned int D8:1; /* PS2 */ unsigned int D9:1; unsigned int D10:1; unsigned int D11:1; unsigned int D12:1; /* RF1 */ unsigned int D13:1; /* RF2 */ unsigned int D14:1; /* ACK */ unsigned int D15:1; /* NP */ unsigned int D0:1; unsigned int D1:1; unsigned int D2:1; unsigned int D3:1; unsigned int D4:1; unsigned int D5:1; /* FD */ unsigned int D6:1; /* HD */ unsigned int D7:1; /* PS1 */#endif } bits; unsigned short AsUSHORT; #define D8_PS2 bits.D8 #define D12_RF1 bits.D12 #define D13_RF2 bits.D13 #define D14_ACK bits.D14 #define D15_NP bits.D15 #define D5_FD bits.D5 #define D6_HD bits.D6 #define D7_PS1 bits.D7 } TxConfig; /* Rx config data */ union { /* The RxConfig register is arranged as follows: */ /* */ /* MSB LSB */ /* +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ */ /* | D7| D6| D5| D4| D3| D2| D1| D0|D15|D14|D13|D12|D11|D10| D9| D8| */ /* +---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+ */ struct {#ifdef BIG_ENDIAN_HOST unsigned int D7:1; /* PS1 */ unsigned int D6:1; /* HD */ unsigned int D5:1; /* FD */ unsigned int D4:1; unsigned int D3:1; unsigned int D2:1; unsigned int D1:1; unsigned int D0:1; unsigned int D15:1; /* NP */ unsigned int D14:1; /* ACK */ unsigned int D13:1; /* RF2 */ unsigned int D12:1; /* RF1 */ unsigned int D11:1; unsigned int D10:1; unsigned int D9:1; unsigned int D8:1; /* PS2 */#else /* BIG_ENDIAN_HOST */ unsigned int D8:1; /* PS2 */ unsigned int D9:1; unsigned int D10:1; unsigned int D11:1; unsigned int D12:1; /* RF1 */ unsigned int D13:1; /* RF2 */ unsigned int D14:1; /* ACK */ unsigned int D15:1; /* NP */ unsigned int D0:1; unsigned int D1:1; unsigned int D2:1; unsigned int D3:1; unsigned int D4:1; unsigned int D5:1; /* FD */ unsigned int D6:1; /* HD */ unsigned int D7:1; /* PS1 */#endif } bits; unsigned short AsUSHORT; } RxConfig; #define AN_CONFIG_NP 0x0080 #define AN_CONFIG_ACK 0x0040 #define AN_CONFIG_RF2 0x0020 #define AN_CONFIG_RF1 0x0010 #define AN_CONFIG_PS2 0x0001 #define AN_CONFIG_PS1 0x8000 #define AN_CONFIG_HD 0x4000 #define AN_CONFIG_FD 0x2000 /* Management registers. */ /* Control register. */ union { struct { unsigned int an_enable:1; unsigned int loopback:1; unsigned int reset:1; unsigned int restart_an:1; } bits; unsigned short AsUSHORT; #define mr_an_enable Mr0.bits.an_enable #define mr_loopback Mr0.bits.loopback #define mr_main_reset Mr0.bits.reset #define mr_restart_an Mr0.bits.restart_an } Mr0; /* Status register. */ union { struct { unsigned int an_complete:1; unsigned int link_ok:1; } bits; unsigned short AsUSHORT; #define mr_an_complete Mr1.bits.an_complete #define mr_link_ok Mr1.bits.link_ok } Mr1; /* Advertisement register. */ union { struct { unsigned int reserved_4:5; unsigned int full_duplex:1; unsigned int half_duplex:1; unsigned int sym_pause:1; unsigned int asym_pause:1; unsigned int reserved_11:3; unsigned int remote_fault1:1; unsigned int remote_fault2:1; unsigned int reserved_14:1; unsigned int next_page:1; } bits; unsigned short AsUSHORT; #define mr_adv_full_duplex Mr4.bits.full_duplex #define mr_adv_half_duplex Mr4.bits.half_duplex #define mr_adv_sym_pause Mr4.bits.sym_pause #define mr_adv_asym_pause Mr4.bits.asym_pause #define mr_adv_remote_fault1 Mr4.bits.remote_fault1 #define mr_adv_remote_fault2 Mr4.bits.remote_fault2 #define mr_adv_next_page Mr4.bits.next_page } Mr4; /* Link partner advertisement register. */ union { struct { unsigned int reserved_4:5; unsigned int lp_full_duplex:1; unsigned int lp_half_duplex:1; unsigned int lp_sym_pause:1; unsigned int lp_asym_pause:1; unsigned int reserved_11:3; unsigned int lp_remote_fault1:1; unsigned int lp_remote_fault2:1; unsigned int lp_ack:1; unsigned int lp_next_page:1; } bits; unsigned short AsUSHORT; #define mr_lp_adv_full_duplex Mr5.bits.lp_full_duplex #define mr_lp_adv_half_duplex Mr5.bits.lp_half_duplex #define mr_lp_adv_sym_pause Mr5.bits.lp_sym_pause #define mr_lp_adv_asym_pause Mr5.bits.lp_asym_pause #define mr_lp_adv_remote_fault1 Mr5.bits.lp_remote_fault1 #define mr_lp_adv_remote_fault2 Mr5.bits.lp_remote_fault2 #define mr_lp_adv_next_page Mr5.bits.lp_next_page } Mr5; /* Auto-negotiation expansion register. */ union { struct { unsigned int reserved_0:1; unsigned int page_received:1; unsigned int next_pageable:1; unsigned int reserved_15:13; } bits; unsigned short AsUSHORT; } Mr6; /* Auto-negotiation next page transmit register. */ union { struct { unsigned int code_field:11; unsigned int toggle:1; unsigned int ack2:1; unsigned int message_page:1; unsigned int reserved_14:1; unsigned int next_page:1; } bits; unsigned short AsUSHORT; #define mr_np_tx Mr7.AsUSHORT } Mr7; /* Auto-negotiation link partner ability register. */ union { struct { unsigned int code_field:11; unsigned int toggle:1; unsigned int ack2:1; unsigned int message_page:1; unsigned int ack:1; unsigned int next_page:1; } bits; unsigned short AsUSHORT; #define mr_lp_np_rx Mr8.AsUSHORT } Mr8; /* Extended status register. */ union { struct { unsigned int reserved_11:12; unsigned int base1000_t_hd:1; unsigned int base1000_t_fd:1; unsigned int base1000_x_hd:1; unsigned int base1000_x_fd:1; } bits; unsigned short AsUSHORT; } Mr15; /* Miscellaneous state variables. */ union { struct { unsigned int toggle_tx:1; unsigned int toggle_rx:1; unsigned int np_rx:1; unsigned int page_rx:1; unsigned int np_loaded:1; } bits; unsigned short AsUSHORT; #define mr_toggle_tx MrMisc.bits.toggle_tx #define mr_toggle_rx MrMisc.bits.toggle_rx #define mr_np_rx MrMisc.bits.np_rx #define mr_page_rx MrMisc.bits.page_rx #define mr_np_loaded MrMisc.bits.np_loaded } MrMisc; /* Implement specifics */ /* Pointer to the operating system specific data structure. */ void *pContext;} AN_STATE_INFO, *PAN_STATE_INFO;/******************************************************************************//* Return code of Autoneg8023z. *//******************************************************************************/typedef enum{ AUTONEG_STATUS_OK = 0, AUTONEG_STATUS_DONE = 1, AUTONEG_STATUS_TIMER_ENABLED = 2, AUTONEG_STATUS_FAILED = 0xfffffff} AUTONEG_STATUS, *PAUTONEG_STATUS;/******************************************************************************//* Function prototypes. *//******************************************************************************/AUTONEG_STATUS Autoneg8023z(PAN_STATE_INFO pAnInfo);void AutonegInit(PAN_STATE_INFO pAnInfo);/******************************************************************************//* The following functions are defined in the os-dependent module. *//******************************************************************************/void MM_AnTxConfig(PAN_STATE_INFO pAnInfo);void MM_AnTxIdle(PAN_STATE_INFO pAnInfo);char MM_AnRxConfig(PAN_STATE_INFO pAnInfo, unsigned short *pRxConfig);#endif /* AUTONEG_H */⌨️ 快捷键说明
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