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author | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2007-11-21 21:19:24 +0100 |
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committer | Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com> | 2007-11-25 18:35:17 +0100 |
commit | 2439e4bfa111babf4bc07ba20efbf3e36036813e (patch) | |
tree | 21e94282acdc681bdde2ccc270bd401254124d00 /drivers/bcm570x_autoneg.c | |
parent | 352d259130b349fe9593b8dada641bd78a9659e5 (diff) | |
download | u-boot-imx-2439e4bfa111babf4bc07ba20efbf3e36036813e.zip u-boot-imx-2439e4bfa111babf4bc07ba20efbf3e36036813e.tar.gz u-boot-imx-2439e4bfa111babf4bc07ba20efbf3e36036813e.tar.bz2 |
drivers/net : move net drivers to drivers/net
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
Diffstat (limited to 'drivers/bcm570x_autoneg.c')
-rw-r--r-- | drivers/bcm570x_autoneg.c | 439 |
1 files changed, 0 insertions, 439 deletions
diff --git a/drivers/bcm570x_autoneg.c b/drivers/bcm570x_autoneg.c deleted file mode 100644 index 9023796..0000000 --- a/drivers/bcm570x_autoneg.c +++ /dev/null @@ -1,439 +0,0 @@ -/******************************************************************************/ -/* */ -/* 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: */ -/******************************************************************************/ -#if !defined(CONFIG_NET_MULTI) -#if INCLUDE_TBI_SUPPORT -#include "bcm570x_autoneg.h" -#include "bcm570x_mm.h" - - -/******************************************************************************/ -/* Description: */ -/* */ -/* Return: */ -/******************************************************************************/ -void -MM_AnTxConfig( - PAN_STATE_INFO pAnInfo) -{ - PLM_DEVICE_BLOCK pDevice; - - pDevice = (PLM_DEVICE_BLOCK) pAnInfo->pContext; - - REG_WR(pDevice, MacCtrl.TxAutoNeg, (LM_UINT32) pAnInfo->TxConfig.AsUSHORT); - - pDevice->MacMode |= MAC_MODE_SEND_CONFIGS; - REG_WR(pDevice, MacCtrl.Mode, pDevice->MacMode); -} - - -/******************************************************************************/ -/* Description: */ -/* */ -/* Return: */ -/******************************************************************************/ -void -MM_AnTxIdle( - PAN_STATE_INFO pAnInfo) -{ - PLM_DEVICE_BLOCK pDevice; - - pDevice = (PLM_DEVICE_BLOCK) pAnInfo->pContext; - - pDevice->MacMode &= ~MAC_MODE_SEND_CONFIGS; - REG_WR(pDevice, MacCtrl.Mode, pDevice->MacMode); -} - - -/******************************************************************************/ -/* Description: */ -/* */ -/* Return: */ -/******************************************************************************/ -char -MM_AnRxConfig( - PAN_STATE_INFO pAnInfo, - unsigned short *pRxConfig) -{ - PLM_DEVICE_BLOCK pDevice; - LM_UINT32 Value32; - char Retcode; - - Retcode = AN_FALSE; - - pDevice = (PLM_DEVICE_BLOCK) pAnInfo->pContext; - - Value32 = REG_RD(pDevice, MacCtrl.Status); - if(Value32 & MAC_STATUS_RECEIVING_CFG) - { - Value32 = REG_RD(pDevice, MacCtrl.RxAutoNeg); - *pRxConfig = (unsigned short) Value32; - - Retcode = AN_TRUE; - } - - return Retcode; -} - - -/******************************************************************************/ -/* Description: */ -/* */ -/* Return: */ -/******************************************************************************/ -void -AutonegInit( - PAN_STATE_INFO pAnInfo) -{ - unsigned long j; - - for(j = 0; j < sizeof(AN_STATE_INFO); j++) - { - ((unsigned char *) pAnInfo)[j] = 0; - } - - /* Initialize the default advertisement register. */ - pAnInfo->mr_adv_full_duplex = 1; - pAnInfo->mr_adv_sym_pause = 1; - pAnInfo->mr_adv_asym_pause = 1; - pAnInfo->mr_an_enable = 1; -} - - -/******************************************************************************/ -/* Description: */ -/* */ -/* Return: */ -/******************************************************************************/ -AUTONEG_STATUS -Autoneg8023z( - PAN_STATE_INFO pAnInfo) -{ - unsigned short RxConfig; - unsigned long Delta_us; - AUTONEG_STATUS AnRet; - - /* Get the current time. */ - if(pAnInfo->State == AN_STATE_UNKNOWN) - { - pAnInfo->RxConfig.AsUSHORT = 0; - pAnInfo->CurrentTime_us = 0; - pAnInfo->LinkTime_us = 0; - pAnInfo->AbilityMatchCfg = 0; - pAnInfo->AbilityMatchCnt = 0; - pAnInfo->AbilityMatch = AN_FALSE; - pAnInfo->IdleMatch = AN_FALSE; - pAnInfo->AckMatch = AN_FALSE; - } - - /* Increment the timer tick. This function is called every microsecon. */ -/* pAnInfo->CurrentTime_us++; */ - - /* Set the AbilityMatch, IdleMatch, and AckMatch flags if their */ - /* corresponding conditions are satisfied. */ - if(MM_AnRxConfig(pAnInfo, &RxConfig)) - { - if(RxConfig != pAnInfo->AbilityMatchCfg) - { - pAnInfo->AbilityMatchCfg = RxConfig; - pAnInfo->AbilityMatch = AN_FALSE; - pAnInfo->AbilityMatchCnt = 0; - } - else - { - pAnInfo->AbilityMatchCnt++; - if(pAnInfo->AbilityMatchCnt > 1) - { - pAnInfo->AbilityMatch = AN_TRUE; - pAnInfo->AbilityMatchCfg = RxConfig; - } - } - - if(RxConfig & AN_CONFIG_ACK) - { - pAnInfo->AckMatch = AN_TRUE; - } - else - { - pAnInfo->AckMatch = AN_FALSE; - } - - pAnInfo->IdleMatch = AN_FALSE; - } - else - { - pAnInfo->IdleMatch = AN_TRUE; - - pAnInfo->AbilityMatchCfg = 0; - pAnInfo->AbilityMatchCnt = 0; - pAnInfo->AbilityMatch = AN_FALSE; - pAnInfo->AckMatch = AN_FALSE; - - RxConfig = 0; - } - - /* Save the last Config. */ - pAnInfo->RxConfig.AsUSHORT = RxConfig; - - /* Default return code. */ - AnRet = AUTONEG_STATUS_OK; - - /* Autoneg state machine as defined in 802.3z section 37.3.1.5. */ - switch(pAnInfo->State) - { - case AN_STATE_UNKNOWN: - if(pAnInfo->mr_an_enable || pAnInfo->mr_restart_an) - { - pAnInfo->CurrentTime_us = 0; - pAnInfo->State = AN_STATE_AN_ENABLE; - } - - /* Fall through.*/ - - case AN_STATE_AN_ENABLE: - pAnInfo->mr_an_complete = AN_FALSE; - pAnInfo->mr_page_rx = AN_FALSE; - - if(pAnInfo->mr_an_enable) - { - pAnInfo->LinkTime_us = 0; - pAnInfo->AbilityMatchCfg = 0; - pAnInfo->AbilityMatchCnt = 0; - pAnInfo->AbilityMatch = AN_FALSE; - pAnInfo->IdleMatch = AN_FALSE; - pAnInfo->AckMatch = AN_FALSE; - - pAnInfo->State = AN_STATE_AN_RESTART_INIT; - } - else - { - pAnInfo->State = AN_STATE_DISABLE_LINK_OK; - } - break; - - case AN_STATE_AN_RESTART_INIT: - pAnInfo->LinkTime_us = pAnInfo->CurrentTime_us; - pAnInfo->mr_np_loaded = AN_FALSE; - - pAnInfo->TxConfig.AsUSHORT = 0; - MM_AnTxConfig(pAnInfo); - - AnRet = AUTONEG_STATUS_TIMER_ENABLED; - - pAnInfo->State = AN_STATE_AN_RESTART; - - /* Fall through.*/ - - case AN_STATE_AN_RESTART: - /* Get the current time and compute the delta with the saved */ - /* link timer. */ - Delta_us = pAnInfo->CurrentTime_us - pAnInfo->LinkTime_us; - if(Delta_us > AN_LINK_TIMER_INTERVAL_US) - { - pAnInfo->State = AN_STATE_ABILITY_DETECT_INIT; - } - else - { - AnRet = AUTONEG_STATUS_TIMER_ENABLED; - } - break; - - case AN_STATE_DISABLE_LINK_OK: - AnRet = AUTONEG_STATUS_DONE; - break; - - case AN_STATE_ABILITY_DETECT_INIT: - /* Note: in the state diagram, this variable is set to */ - /* mr_adv_ability<12>. Is this right?. */ - pAnInfo->mr_toggle_tx = AN_FALSE; - - /* Send the config as advertised in the advertisement register. */ - pAnInfo->TxConfig.AsUSHORT = 0; - pAnInfo->TxConfig.D5_FD = pAnInfo->mr_adv_full_duplex; - pAnInfo->TxConfig.D6_HD = pAnInfo->mr_adv_half_duplex; - pAnInfo->TxConfig.D7_PS1 = pAnInfo->mr_adv_sym_pause; - pAnInfo->TxConfig.D8_PS2 = pAnInfo->mr_adv_asym_pause; - pAnInfo->TxConfig.D12_RF1 = pAnInfo->mr_adv_remote_fault1; - pAnInfo->TxConfig.D13_RF2 = pAnInfo->mr_adv_remote_fault2; - pAnInfo->TxConfig.D15_NP = pAnInfo->mr_adv_next_page; - - MM_AnTxConfig(pAnInfo); - - pAnInfo->State = AN_STATE_ABILITY_DETECT; - - break; - - case AN_STATE_ABILITY_DETECT: - if(pAnInfo->AbilityMatch == AN_TRUE && - pAnInfo->RxConfig.AsUSHORT != 0) - { - pAnInfo->State = AN_STATE_ACK_DETECT_INIT; - } - - break; - - case AN_STATE_ACK_DETECT_INIT: - pAnInfo->TxConfig.D14_ACK = 1; - MM_AnTxConfig(pAnInfo); - - pAnInfo->State = AN_STATE_ACK_DETECT; - - /* Fall through. */ - - case AN_STATE_ACK_DETECT: - if(pAnInfo->AckMatch == AN_TRUE) - { - if((pAnInfo->RxConfig.AsUSHORT & ~AN_CONFIG_ACK) == - (pAnInfo->AbilityMatchCfg & ~AN_CONFIG_ACK)) - { - pAnInfo->State = AN_STATE_COMPLETE_ACK_INIT; - } - else - { - pAnInfo->State = AN_STATE_AN_ENABLE; - } - } - else if(pAnInfo->AbilityMatch == AN_TRUE && - pAnInfo->RxConfig.AsUSHORT == 0) - { - pAnInfo->State = AN_STATE_AN_ENABLE; - } - - break; - - case AN_STATE_COMPLETE_ACK_INIT: - /* Make sure invalid bits are not set. */ - if(pAnInfo->RxConfig.bits.D0 || pAnInfo->RxConfig.bits.D1 || - pAnInfo->RxConfig.bits.D2 || pAnInfo->RxConfig.bits.D3 || - pAnInfo->RxConfig.bits.D4 || pAnInfo->RxConfig.bits.D9 || - pAnInfo->RxConfig.bits.D10 || pAnInfo->RxConfig.bits.D11) - { - AnRet = AUTONEG_STATUS_FAILED; - break; - } - - /* Set up the link partner advertisement register. */ - pAnInfo->mr_lp_adv_full_duplex = pAnInfo->RxConfig.D5_FD; - pAnInfo->mr_lp_adv_half_duplex = pAnInfo->RxConfig.D6_HD; - pAnInfo->mr_lp_adv_sym_pause = pAnInfo->RxConfig.D7_PS1; - pAnInfo->mr_lp_adv_asym_pause = pAnInfo->RxConfig.D8_PS2; - pAnInfo->mr_lp_adv_remote_fault1 = pAnInfo->RxConfig.D12_RF1; - pAnInfo->mr_lp_adv_remote_fault2 = pAnInfo->RxConfig.D13_RF2; - pAnInfo->mr_lp_adv_next_page = pAnInfo->RxConfig.D15_NP; - - pAnInfo->LinkTime_us = pAnInfo->CurrentTime_us; - - pAnInfo->mr_toggle_tx = !pAnInfo->mr_toggle_tx; - pAnInfo->mr_toggle_rx = pAnInfo->RxConfig.bits.D11; - pAnInfo->mr_np_rx = pAnInfo->RxConfig.D15_NP; - pAnInfo->mr_page_rx = AN_TRUE; - - pAnInfo->State = AN_STATE_COMPLETE_ACK; - AnRet = AUTONEG_STATUS_TIMER_ENABLED; - - break; - - case AN_STATE_COMPLETE_ACK: - if(pAnInfo->AbilityMatch == AN_TRUE && - pAnInfo->RxConfig.AsUSHORT == 0) - { - pAnInfo->State = AN_STATE_AN_ENABLE; - break; - } - - Delta_us = pAnInfo->CurrentTime_us - pAnInfo->LinkTime_us; - - if(Delta_us > AN_LINK_TIMER_INTERVAL_US) - { - if(pAnInfo->mr_adv_next_page == 0 || - pAnInfo->mr_lp_adv_next_page == 0) - { - pAnInfo->State = AN_STATE_IDLE_DETECT_INIT; - } - else - { - if(pAnInfo->TxConfig.bits.D15 == 0 && - pAnInfo->mr_np_rx == 0) - { - pAnInfo->State = AN_STATE_IDLE_DETECT_INIT; - } - else - { - AnRet = AUTONEG_STATUS_FAILED; - } - } - } - - break; - - case AN_STATE_IDLE_DETECT_INIT: - pAnInfo->LinkTime_us = pAnInfo->CurrentTime_us; - - MM_AnTxIdle(pAnInfo); - - pAnInfo->State = AN_STATE_IDLE_DETECT; - - AnRet = AUTONEG_STATUS_TIMER_ENABLED; - - break; - - case AN_STATE_IDLE_DETECT: - if(pAnInfo->AbilityMatch == AN_TRUE && - pAnInfo->RxConfig.AsUSHORT == 0) - { - pAnInfo->State = AN_STATE_AN_ENABLE; - break; - } - - Delta_us = pAnInfo->CurrentTime_us - pAnInfo->LinkTime_us; - if(Delta_us > AN_LINK_TIMER_INTERVAL_US) - { -#if 0 -/* if(pAnInfo->IdleMatch == AN_TRUE) */ -/* { */ -#endif - pAnInfo->State = AN_STATE_LINK_OK; -#if 0 -/* } */ -/* else */ -/* { */ -/* AnRet = AUTONEG_STATUS_FAILED; */ -/* break; */ -/* } */ -#endif - } - - break; - - case AN_STATE_LINK_OK: - pAnInfo->mr_an_complete = AN_TRUE; - pAnInfo->mr_link_ok = AN_TRUE; - AnRet = AUTONEG_STATUS_DONE; - - break; - - case AN_STATE_NEXT_PAGE_WAIT_INIT: - break; - - case AN_STATE_NEXT_PAGE_WAIT: - break; - - default: - AnRet = AUTONEG_STATUS_FAILED; - break; - } - - return AnRet; -} -#endif /* INCLUDE_TBI_SUPPORT */ - -#endif /* !defined(CONFIG_NET_MULTI) */ |