diff options
Diffstat (limited to 'target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysGbe.c')
| -rw-r--r-- | target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysGbe.c | 658 |
1 files changed, 658 insertions, 0 deletions
diff --git a/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysGbe.c b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysGbe.c new file mode 100644 index 000000000..7f6e4a59d --- /dev/null +++ b/target/linux/generic/files/crypto/ocf/kirkwood/mvHal/kw_family/ctrlEnv/sys/mvSysGbe.c @@ -0,0 +1,658 @@ +/******************************************************************************* +Copyright (C) Marvell International Ltd. and its affiliates + +This software file (the "File") is owned and distributed by Marvell +International Ltd. and/or its affiliates ("Marvell") under the following +alternative licensing terms. Once you have made an election to distribute the +File under one of the following license alternatives, please (i) delete this +introductory statement regarding license alternatives, (ii) delete the two +license alternatives that you have not elected to use and (iii) preserve the +Marvell copyright notice above. + +******************************************************************************** +Marvell Commercial License Option + +If you received this File from Marvell and you have entered into a commercial +license agreement (a "Commercial License") with Marvell, the File is licensed +to you under the terms of the applicable Commercial License. + +******************************************************************************** +Marvell GPL License Option + +If you received this File from Marvell, you may opt to use, redistribute and/or +modify this File in accordance with the terms and conditions of the General +Public License Version 2, June 1991 (the "GPL License"), a copy of which is +available along with the File in the license.txt file or by writing to the Free +Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 or +on the worldwide web at http://www.gnu.org/licenses/gpl.txt. + +THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE IMPLIED +WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY +DISCLAIMED. The GPL License provides additional details about this warranty +disclaimer. +******************************************************************************** +Marvell BSD License Option + +If you received this File from Marvell, you may opt to use, redistribute and/or +modify this File under the following licensing terms. +Redistribution and use in source and binary forms, with or without modification, +are permitted provided that the following conditions are met: + + * Redistributions of source code must retain the above copyright notice, + this list of conditions and the following disclaimer. + + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in the + documentation and/or other materials provided with the distribution. + + * Neither the name of Marvell nor the names of its contributors may be + used to endorse or promote products derived from this software without + specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND +ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED +WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE +DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR +ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES +(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; +LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON +ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS +SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + +*******************************************************************************/ + + +#include "ctrlEnv/sys/mvSysGbe.h" + + + +typedef struct _mvEthDecWin +{ + MV_TARGET target; + MV_ADDR_WIN addrWin; /* An address window*/ + MV_BOOL enable; /* Address decode window is enabled/disabled */ + +}MV_ETH_DEC_WIN; + +MV_TARGET ethAddrDecPrioTap[] = +{ +#if defined(MV_INCLUDE_SDRAM_CS0) + SDRAM_CS0, +#endif +#if defined(MV_INCLUDE_SDRAM_CS1) + SDRAM_CS1, +#endif +#if defined(MV_INCLUDE_SDRAM_CS2) + SDRAM_CS2, +#endif +#if defined(MV_INCLUDE_SDRAM_CS3) + SDRAM_CS3, +#endif +#if defined(MV_INCLUDE_DEVICE_CS0) + DEVICE_CS0, +#endif +#if defined(MV_INCLUDE_DEVICE_CS1) + DEVICE_CS1, +#endif +#if defined(MV_INCLUDE_DEVICE_CS2) + DEVICE_CS2, +#endif +#if defined(MV_INCLUDE_DEVICE_CS3) + DEVICE_CS3, +#endif +#if defined(MV_INCLUDE_PEX) + PEX0_IO, +#endif + TBL_TERM +}; + +static MV_STATUS ethWinOverlapDetect(int port, MV_U32 winNum, MV_ADDR_WIN *pAddrWin); +static MV_STATUS mvEthWinSet(int port, MV_U32 winNum, MV_ETH_DEC_WIN *pAddrDecWin); +static MV_STATUS mvEthWinGet(int port, MV_U32 winNum, MV_ETH_DEC_WIN *pAddrDecWin); + + +/******************************************************************************* +* mvEthWinInit - Initialize ETH address decode windows +* +* DESCRIPTION: +* This function initialize ETH window decode unit. It set the +* default address decode windows of the unit. +* +* INPUT: +* None. +* +* OUTPUT: +* None. +* +* RETURN: +* MV_ERROR if setting fail. +*******************************************************************************/ +/* Configure EthDrv memory map registes. */ +MV_STATUS mvEthWinInit (int port) +{ + MV_U32 winNum, status, winPrioIndex=0, i, regVal=0; + MV_ETH_DEC_WIN ethWin; + MV_CPU_DEC_WIN cpuAddrDecWin; + static MV_U32 accessProtReg = 0; + +#if (MV_ETH_VERSION <= 1) + static MV_BOOL isFirst = MV_TRUE; + + if(isFirst == MV_FALSE) + { + MV_REG_WRITE(ETH_ACCESS_PROTECT_REG(port), accessProtReg); + return MV_OK; + } + isFirst = MV_FALSE; +#endif /* MV_GIGA_ETH_VERSION */ + + /* Initiate Ethernet address decode */ + + /* First disable all address decode windows */ + for(winNum=0; winNum<ETH_MAX_DECODE_WIN; winNum++) + { + regVal |= MV_BIT_MASK(winNum); + } + MV_REG_WRITE(ETH_BASE_ADDR_ENABLE_REG(port), regVal); + + /* Go through all windows in user table until table terminator */ + for (winNum=0; ((ethAddrDecPrioTap[winPrioIndex] != TBL_TERM) && + (winNum < ETH_MAX_DECODE_WIN)); ) + { + /* first get attributes from CPU If */ + status = mvCpuIfTargetWinGet(ethAddrDecPrioTap[winPrioIndex], + &cpuAddrDecWin); + + if(MV_NO_SUCH == status) + { + winPrioIndex++; + continue; + } + if (MV_OK != status) + { + mvOsPrintf("mvEthWinInit: ERR. mvCpuIfTargetWinGet failed\n"); + return MV_ERROR; + } + + if (cpuAddrDecWin.enable == MV_TRUE) + { + ethWin.addrWin.baseHigh = cpuAddrDecWin.addrWin.baseHigh; + ethWin.addrWin.baseLow = cpuAddrDecWin.addrWin.baseLow; + ethWin.addrWin.size = cpuAddrDecWin.addrWin.size; + ethWin.enable = MV_TRUE; + ethWin.target = ethAddrDecPrioTap[winPrioIndex]; + + if(MV_OK != mvEthWinSet(port, winNum, ðWin)) + { + mvOsPrintf("mvEthWinInit: ERR. mvEthWinSet failed winNum=%d\n", + winNum); + return MV_ERROR; + } + winNum++; + } + winPrioIndex ++; + } + + /* set full access to all windows. */ + for(i=0; i<winNum; i++) + { + accessProtReg |= (FULL_ACCESS << (i*2)); + } + MV_REG_WRITE(ETH_ACCESS_PROTECT_REG(port), accessProtReg); + + return MV_OK; +} + +/******************************************************************************* +* mvEthWinSet - Set ETH target address window +* +* DESCRIPTION: +* This function sets a peripheral target (e.g. SDRAM bank0, PCI_MEM0) +* address window, also known as address decode window. +* After setting this target window, the ETH will be able to access the +* target within the address window. +* +* INPUT: +* winNum - ETH to target address decode window number. +* pAddrDecWin - ETH target window data structure. +* +* OUTPUT: +* None. +* +* RETURN: +* MV_ERROR if address window overlapps with other address decode windows. +* MV_BAD_PARAM if base address is invalid parameter or target is +* unknown. +* +*******************************************************************************/ +MV_STATUS mvEthWinSet(int port, MV_U32 winNum, MV_ETH_DEC_WIN *pAddrDecWin) +{ + MV_TARGET_ATTRIB targetAttribs; + MV_DEC_REGS decRegs; + + /* Parameter checking */ + if (winNum >= ETH_MAX_DECODE_WIN) + { + mvOsPrintf("mvEthWinSet: ERR. Invalid win num %d\n",winNum); + return MV_BAD_PARAM; + } + + /* Check if the requested window overlapps with current windows */ + if (MV_TRUE == ethWinOverlapDetect(port, winNum, &pAddrDecWin->addrWin)) + { + mvOsPrintf("mvEthWinSet: ERR. Window %d overlap\n", winNum); + return MV_ERROR; + } + + /* check if address is aligned to the size */ + if(MV_IS_NOT_ALIGN(pAddrDecWin->addrWin.baseLow, pAddrDecWin->addrWin.size)) + { + mvOsPrintf("mvEthWinSet: Error setting Ethernet window %d to "\ + "target %s.\nAddress 0x%08x is unaligned to size 0x%x.\n", + winNum, + mvCtrlTargetNameGet(pAddrDecWin->target), + pAddrDecWin->addrWin.baseLow, + pAddrDecWin->addrWin.size); + return MV_ERROR; + } + + + decRegs.baseReg = MV_REG_READ(ETH_WIN_BASE_REG(port, winNum)); + decRegs.sizeReg = MV_REG_READ(ETH_WIN_SIZE_REG(port, winNum)); + + if (MV_OK != mvCtrlAddrDecToReg(&(pAddrDecWin->addrWin),&decRegs)) + { + mvOsPrintf("mvEthWinSet:mvCtrlAddrDecToReg Failed\n"); + return MV_ERROR; + } + + mvCtrlAttribGet(pAddrDecWin->target,&targetAttribs); + + /* set attributes */ + decRegs.baseReg &= ~ETH_WIN_ATTR_MASK; + decRegs.baseReg |= targetAttribs.attrib << ETH_WIN_ATTR_OFFS; + /* set target ID */ + decRegs.baseReg &= ~ETH_WIN_TARGET_MASK; + decRegs.baseReg |= targetAttribs.targetId << ETH_WIN_TARGET_OFFS; + + /* for the safe side we disable the window before writing the new + values */ + mvEthWinEnable(port, winNum, MV_FALSE); + MV_REG_WRITE(ETH_WIN_BASE_REG(port, winNum), decRegs.baseReg); + + /* Write to address decode Size Register */ + MV_REG_WRITE(ETH_WIN_SIZE_REG(port, winNum), decRegs.sizeReg); + + /* Enable address decode target window */ + if (pAddrDecWin->enable == MV_TRUE) + { + mvEthWinEnable(port, winNum, MV_TRUE); + } + + return MV_OK; +} + +/******************************************************************************* +* mvETHWinGet - Get dma peripheral target address window. +* +* DESCRIPTION: +* Get ETH peripheral target address window. +* +* INPUT: +* winNum - ETH to target address decode window number. +* +* OUTPUT: +* pAddrDecWin - ETH target window data structure. +* +* RETURN: +* MV_ERROR if register parameters are invalid. +* +*******************************************************************************/ +MV_STATUS mvEthWinGet(int port, MV_U32 winNum, MV_ETH_DEC_WIN *pAddrDecWin) +{ + MV_DEC_REGS decRegs; + MV_TARGET_ATTRIB targetAttrib; + + /* Parameter checking */ + if (winNum >= ETH_MAX_DECODE_WIN) + { + mvOsPrintf("mvEthWinGet: ERR. Invalid winNum %d\n", winNum); + return MV_NOT_SUPPORTED; + } + + decRegs.baseReg = MV_REG_READ(ETH_WIN_BASE_REG(port, winNum)); + decRegs.sizeReg = MV_REG_READ(ETH_WIN_SIZE_REG(port, winNum)); + + if (MV_OK != mvCtrlRegToAddrDec(&decRegs,&(pAddrDecWin->addrWin))) + { + mvOsPrintf("mvAhbToMbusWinGet: mvCtrlRegToAddrDec Failed \n"); + return MV_ERROR; + } + + /* attrib and targetId */ + targetAttrib.attrib = + (decRegs.baseReg & ETH_WIN_ATTR_MASK) >> ETH_WIN_ATTR_OFFS; + targetAttrib.targetId = + (decRegs.baseReg & ETH_WIN_TARGET_MASK) >> ETH_WIN_TARGET_OFFS; + + pAddrDecWin->target = mvCtrlTargetGet(&targetAttrib); + + /* Check if window is enabled */ + if (~(MV_REG_READ(ETH_BASE_ADDR_ENABLE_REG(port))) & (1 << winNum) ) + { + pAddrDecWin->enable = MV_TRUE; + } + else + { + pAddrDecWin->enable = MV_FALSE; + } + + return MV_OK; +} + +/******************************************************************************* +* mvEthWinEnable - Enable/disable a ETH to target address window +* +* DESCRIPTION: +* This function enable/disable a ETH to target address window. +* According to parameter 'enable' the routine will enable the +* window, thus enabling ETH accesses (before enabling the window it is +* tested for overlapping). Otherwise, the window will be disabled. +* +* INPUT: +* winNum - ETH to target address decode window number. +* enable - Enable/disable parameter. +* +* OUTPUT: +* N/A +* +* RETURN: +* MV_ERROR if decode window number was wrong or enabled window overlapps. +* +*******************************************************************************/ +MV_STATUS mvEthWinEnable(int port, MV_U32 winNum,MV_BOOL enable) +{ + MV_ETH_DEC_WIN addrDecWin; + + /* Parameter checking */ + if (winNum >= ETH_MAX_DECODE_WIN) + { + mvOsPrintf("mvEthTargetWinEnable:ERR. Invalid winNum%d\n",winNum); + return MV_ERROR; + } + + if (enable == MV_TRUE) + { /* First check for overlap with other enabled windows */ + /* Get current window */ + if (MV_OK != mvEthWinGet(port, winNum, &addrDecWin)) + { + mvOsPrintf("mvEthTargetWinEnable:ERR. targetWinGet fail\n"); + return MV_ERROR; + } + /* Check for overlapping */ + if (MV_FALSE == ethWinOverlapDetect(port, winNum, &(addrDecWin.addrWin))) + { + /* No Overlap. Enable address decode target window */ + MV_REG_BIT_RESET(ETH_BASE_ADDR_ENABLE_REG(port), (1 << winNum)); + } + else + { /* Overlap detected */ + mvOsPrintf("mvEthTargetWinEnable:ERR. Overlap detected\n"); + return MV_ERROR; + } + } + else + { /* Disable address decode target window */ + MV_REG_BIT_SET(ETH_BASE_ADDR_ENABLE_REG(port), (1 << winNum)); + } + return MV_OK; +} + +/******************************************************************************* +* mvEthWinTargetGet - Get Window number associated with target +* +* DESCRIPTION: +* +* INPUT: +* +* OUTPUT: +* +* RETURN: +* window number +* +*******************************************************************************/ +MV_U32 mvEthWinTargetGet(int port, MV_TARGET target) +{ + MV_ETH_DEC_WIN decWin; + MV_U32 winNum; + + /* Check parameters */ + if (target >= MAX_TARGETS) + { + mvOsPrintf("mvAhbToMbusWinTargetGet: target %d is Illigal\n", target); + return 0xffffffff; + } + + for (winNum=0; winNum<ETH_MAX_DECODE_WIN; winNum++) + { + if (mvEthWinGet(port, winNum,&decWin) != MV_OK) + { + mvOsPrintf("mvAhbToMbusWinTargetGet: window returned error\n"); + return 0xffffffff; + } + + if (decWin.enable == MV_TRUE) + { + if (decWin.target == target) + { + return winNum; + } + } + } + return 0xFFFFFFFF; +} + +/******************************************************************************* +* mvEthProtWinSet - Set access protection of Ethernet to target window. +* +* DESCRIPTION: +* Each Ethernet port can be configured with access attributes for each +* of the Ethenret to target windows (address decode windows). This +* function sets access attributes to a given window for the given channel. +* +* INPUTS: +* ethPort - ETH channel number. See MV_ETH_CHANNEL enumerator. +* winNum - IETH to target address decode window number. +* access - IETH access rights. See MV_ACCESS_RIGHTS enumerator. +* +* OUTPUT: +* None. +* +* RETURN: +* MV_ERROR in case window number is invalid or access right reserved. +* +*******************************************************************************/ +MV_STATUS mvEthProtWinSet(MV_U32 portNo, MV_U32 winNum, MV_ACCESS_RIGHTS access) +{ + MV_U32 protReg; + + /* Parameter checking */ + if(portNo >= mvCtrlEthMaxPortGet()) + { + mvOsPrintf("mvEthProtWinSet:ERR. Invalid port number %d\n", portNo); + return MV_ERROR; + } + + if (winNum >= ETH_MAX_DECODE_WIN) + { + mvOsPrintf("mvEthProtWinSet:ERR. Invalid winNum%d\n",winNum); + return MV_ERROR; + } + + if((access == ACC_RESERVED) || (access >= MAX_ACC_RIGHTS)) + { + mvOsPrintf("mvEthProtWinSet:ERR. Inv access param %d\n", access); + return MV_ERROR; + } + /* Read current protection register */ + protReg = MV_REG_READ(ETH_ACCESS_PROTECT_REG(portNo)); + + /* Clear protection window field */ + protReg &= ~(ETH_PROT_WIN_MASK(winNum)); + + /* Set new protection field value */ + protReg |= (access << (ETH_PROT_WIN_OFFS(winNum))); + + /* Write protection register back */ + MV_REG_WRITE(ETH_ACCESS_PROTECT_REG(portNo), protReg); + + return MV_OK; +} + +/******************************************************************************* +* ethWinOverlapDetect - Detect ETH address windows overlapping +* +* DESCRIPTION: +* An unpredicted behaviur is expected in case ETH address decode +* windows overlapps. +* This function detects ETH address decode windows overlapping of a +* specified window. The function does not check the window itself for +* overlapping. The function also skipps disabled address decode windows. +* +* INPUT: +* winNum - address decode window number. +* pAddrDecWin - An address decode window struct. +* +* OUTPUT: +* None. +* +* RETURN: +* MV_TRUE if the given address window overlap current address +* decode map, MV_FALSE otherwise, MV_ERROR if reading invalid data +* from registers. +* +*******************************************************************************/ +static MV_STATUS ethWinOverlapDetect(int port, MV_U32 winNum, MV_ADDR_WIN *pAddrWin) +{ + MV_U32 baseAddrEnableReg; + MV_U32 winNumIndex; + MV_ETH_DEC_WIN addrDecWin; + + /* Read base address enable register. Do not check disabled windows */ + baseAddrEnableReg = MV_REG_READ(ETH_BASE_ADDR_ENABLE_REG(port)); + + for (winNumIndex=0; winNumIndex<ETH_MAX_DECODE_WIN; winNumIndex++) + { + /* Do not check window itself */ + if (winNumIndex == winNum) + { + continue; + } + + /* Do not check disabled windows */ + if (baseAddrEnableReg & (1 << winNumIndex)) + { + continue; + } + + /* Get window parameters */ + if (MV_OK != mvEthWinGet(port, winNumIndex, &addrDecWin)) + { + mvOsPrintf("ethWinOverlapDetect: ERR. TargetWinGet failed\n"); + return MV_ERROR; + } +/* + mvOsPrintf("ethWinOverlapDetect:\n + winNumIndex =%d baseHigh =0x%x baseLow=0x%x size=0x%x enable=0x%x\n", + winNumIndex, + addrDecWin.addrWin.baseHigh, + addrDecWin.addrWin.baseLow, + addrDecWin.addrWin.size, + addrDecWin.enable); +*/ + if (MV_TRUE == ctrlWinOverlapTest(pAddrWin, &(addrDecWin.addrWin))) + { + return MV_TRUE; + } + } + return MV_FALSE; +} + +/******************************************************************************* +* mvEthAddrDecShow - Print the Etherent address decode map. +* +* DESCRIPTION: +* This function print the Etherent address decode map. +* +* INPUT: +* None. +* +* OUTPUT: +* None. +* +* RETURN: +* None. +* +*******************************************************************************/ +void mvEthPortAddrDecShow(int port) +{ + MV_ETH_DEC_WIN win; + int i; + + mvOsOutput( "\n" ); + mvOsOutput( "ETH %d:\n", port ); + mvOsOutput( "----\n" ); + + for( i = 0; i < ETH_MAX_DECODE_WIN; i++ ) + { + memset( &win, 0, sizeof(ETH_MAX_DECODE_WIN) ); + + mvOsOutput( "win%d - ", i ); + + if( mvEthWinGet(port, i, &win ) == MV_OK ) + { + if( win.enable ) + { + mvOsOutput( "%s base %08x, ", + mvCtrlTargetNameGet(win.target), win.addrWin.baseLow ); + mvOsOutput( "...." ); + mvSizePrint( win.addrWin.size ); + + mvOsOutput( "\n" ); + } + else + mvOsOutput( "disable\n" ); + } + } + return; +} + +void mvEthAddrDecShow(void) +{ + int port; + + for(port=0; port<mvCtrlEthMaxPortGet(); port++) + { + if (MV_FALSE == mvCtrlPwrClckGet(ETH_GIG_UNIT_ID, port)) continue; + + mvEthPortAddrDecShow(port); + } +} + + +void mvEthInit(void) +{ + MV_U32 port; + + /* Power down all existing ports */ + for(port=0; port<mvCtrlEthMaxPortGet(); port++) + { + if (MV_FALSE == mvCtrlPwrClckGet(ETH_GIG_UNIT_ID, port)) + continue; + + mvEthPortPowerUp(port); + mvEthWinInit(port); + } + mvEthHalInit(); +} |