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ee_efuse.c
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ee_efuse.c
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/*
*************************************************************************
* Ralink Tech Inc.
* 5F., No.36, Taiyuan St., Jhubei City,
* Hsinchu County 302,
* Taiwan, R.O.C.
*
* (c) Copyright 2002-2010, Ralink Technology, Inc.
*
* 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. *
* *
*************************************************************************/
#ifdef RTMP_EFUSE_SUPPORT
#include "rt_config.h"
#ifndef RT35xx
#define EFUSE_USAGE_MAP_START 0x2d0
#define EFUSE_USAGE_MAP_END 0x2fc
#define EFUSE_USAGE_MAP_SIZE 45
#endif // !RT35xx //
#ifdef RT35xx
#define EFUSE_USAGE_MAP_START 0x3c0
#define EFUSE_USAGE_MAP_END 0x3fb
#define EFUSE_USAGE_MAP_SIZE 60
#endif // RT35xx //
#define EFUSE_EEPROM_DEFULT_FILE "RT30xxEEPROM.bin"
#define MAX_EEPROM_BIN_FILE_SIZE 1024
#define EFUSE_TAG 0x2fe
#ifdef RT_BIG_ENDIAN
typedef union _EFUSE_CTRL_STRUC {
struct {
UINT32 SEL_EFUSE:1;
UINT32 EFSROM_KICK:1;
UINT32 RESERVED:4;
UINT32 EFSROM_AIN:10;
UINT32 EFSROM_LDO_ON_TIME:2;
UINT32 EFSROM_LDO_OFF_TIME:6;
UINT32 EFSROM_MODE:2;
UINT32 EFSROM_AOUT:6;
} field;
UINT32 word;
} EFUSE_CTRL_STRUC, *PEFUSE_CTRL_STRUC;
#else
typedef union _EFUSE_CTRL_STRUC {
struct {
UINT32 EFSROM_AOUT:6;
UINT32 EFSROM_MODE:2;
UINT32 EFSROM_LDO_OFF_TIME:6;
UINT32 EFSROM_LDO_ON_TIME:2;
UINT32 EFSROM_AIN:10;
UINT32 RESERVED:4;
UINT32 EFSROM_KICK:1;
UINT32 SEL_EFUSE:1;
} field;
UINT32 word;
} EFUSE_CTRL_STRUC, *PEFUSE_CTRL_STRUC;
#endif // RT_BIG_ENDIAN //
static UCHAR eFuseReadRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
OUT USHORT* pData);
static VOID eFuseReadPhysical(
IN PRTMP_ADAPTER pAd,
IN PUSHORT lpInBuffer,
IN ULONG nInBufferSize,
OUT PUSHORT lpOutBuffer,
IN ULONG nOutBufferSize);
static VOID eFusePhysicalWriteRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
OUT USHORT* pData);
static NTSTATUS eFuseWriteRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
IN USHORT* pData);
static VOID eFuseWritePhysical(
IN PRTMP_ADAPTER pAd,
PUSHORT lpInBuffer,
ULONG nInBufferSize,
PUCHAR lpOutBuffer,
ULONG nOutBufferSize);
static NTSTATUS eFuseWriteRegistersFromBin(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
IN USHORT* pData);
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
UCHAR eFuseReadRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
OUT USHORT* pData)
{
EFUSE_CTRL_STRUC eFuseCtrlStruc;
int i;
USHORT efuseDataOffset;
UINT32 data;
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
//Step0. Write 10-bit of address to EFSROM_AIN (0x580, bit25:bit16). The address must be 16-byte alignment.
//Use the eeprom logical address and covert to address to block number
eFuseCtrlStruc.field.EFSROM_AIN = Offset & 0xfff0;
//Step1. Write EFSROM_MODE (0x580, bit7:bit6) to 0.
eFuseCtrlStruc.field.EFSROM_MODE = 0;
//Step2. Write EFSROM_KICK (0x580, bit30) to 1 to kick-off physical read procedure.
eFuseCtrlStruc.field.EFSROM_KICK = 1;
NdisMoveMemory(&data, &eFuseCtrlStruc, 4);
RTMP_IO_WRITE32(pAd, EFUSE_CTRL, data);
//Step3. Polling EFSROM_KICK(0x580, bit30) until it become 0 again.
i = 0;
while(i < 500)
{
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST))
return 0;
//rtmp.HwMemoryReadDword(EFUSE_CTRL, (DWORD *) &eFuseCtrlStruc, 4);
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
if(eFuseCtrlStruc.field.EFSROM_KICK == 0)
{
break;
}
RTMPusecDelay(2);
i++;
}
//if EFSROM_AOUT is not found in physical address, write 0xffff
if (eFuseCtrlStruc.field.EFSROM_AOUT == 0x3f)
{
for(i=0; i<Length/2; i++)
*(pData+2*i) = 0xffff;
}
else
{
//Step4. Read 16-byte of data from EFUSE_DATA0-3 (0x590-0x59C)
efuseDataOffset = EFUSE_DATA3 - (Offset & 0xC);
//data hold 4 bytes data.
//In RTMP_IO_READ32 will automatically execute 32-bytes swapping
RTMP_IO_READ32(pAd, efuseDataOffset, &data);
//Decide the upper 2 bytes or the bottom 2 bytes.
// Little-endian S | S Big-endian
// addr 3 2 1 0 | 0 1 2 3
// Ori-V D C B A | A B C D
//After swapping
// D C B A | D C B A
//Return 2-bytes
//The return byte statrs from S. Therefore, the little-endian will return BA, the Big-endian will return DC.
//For returning the bottom 2 bytes, the Big-endian should shift right 2-bytes.
#ifdef RT_BIG_ENDIAN
data = data << (8*((Offset & 0x3)^0x2));
#else
data = data >> (8*(Offset & 0x3));
#endif // RT_BIG_ENDIAN //
NdisMoveMemory(pData, &data, Length);
}
return (UCHAR) eFuseCtrlStruc.field.EFSROM_AOUT;
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
VOID eFusePhysicalReadRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
OUT USHORT* pData)
{
EFUSE_CTRL_STRUC eFuseCtrlStruc;
int i;
USHORT efuseDataOffset;
UINT32 data;
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
//Step0. Write 10-bit of address to EFSROM_AIN (0x580, bit25:bit16). The address must be 16-byte alignment.
eFuseCtrlStruc.field.EFSROM_AIN = Offset & 0xfff0;
//Step1. Write EFSROM_MODE (0x580, bit7:bit6) to 1.
//Read in physical view
eFuseCtrlStruc.field.EFSROM_MODE = 1;
//Step2. Write EFSROM_KICK (0x580, bit30) to 1 to kick-off physical read procedure.
eFuseCtrlStruc.field.EFSROM_KICK = 1;
NdisMoveMemory(&data, &eFuseCtrlStruc, 4);
RTMP_IO_WRITE32(pAd, EFUSE_CTRL, data);
//Step3. Polling EFSROM_KICK(0x580, bit30) until it become 0 again.
i = 0;
while(i < 500)
{
if (RTMP_TEST_FLAG(pAd, fRTMP_ADAPTER_NIC_NOT_EXIST))
return;
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
if(eFuseCtrlStruc.field.EFSROM_KICK == 0)
break;
RTMPusecDelay(2);
i++;
}
//Step4. Read 16-byte of data from EFUSE_DATA0-3 (0x59C-0x590)
//Because the size of each EFUSE_DATA is 4 Bytes, the size of address of each is 2 bits.
//The previous 2 bits is the EFUSE_DATA number, the last 2 bits is used to decide which bytes
//Decide which EFUSE_DATA to read
//590:F E D C
//594:B A 9 8
//598:7 6 5 4
//59C:3 2 1 0
efuseDataOffset = EFUSE_DATA3 - (Offset & 0xC) ;
RTMP_IO_READ32(pAd, efuseDataOffset, &data);
#ifdef RT_BIG_ENDIAN
data = data << (8*((Offset & 0x3)^0x2));
#else
data = data >> (8*(Offset & 0x3));
#endif // RT_BIG_ENDIAN //
NdisMoveMemory(pData, &data, Length);
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
static VOID eFuseReadPhysical(
IN PRTMP_ADAPTER pAd,
IN PUSHORT lpInBuffer,
IN ULONG nInBufferSize,
OUT PUSHORT lpOutBuffer,
IN ULONG nOutBufferSize
)
{
USHORT* pInBuf = (USHORT*)lpInBuffer;
USHORT* pOutBuf = (USHORT*)lpOutBuffer;
USHORT Offset = pInBuf[0]; //addr
USHORT Length = pInBuf[1]; //length
int i;
for(i=0; i<Length; i+=2)
{
eFusePhysicalReadRegisters(pAd,Offset+i, 2, &pOutBuf[i/2]);
}
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
NTSTATUS eFuseRead(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
OUT PUSHORT pData,
IN USHORT Length)
{
NTSTATUS Status = STATUS_SUCCESS;
UCHAR EFSROM_AOUT;
int i;
for(i=0; i<Length; i+=2)
{
EFSROM_AOUT = eFuseReadRegisters(pAd, Offset+i, 2, &pData[i/2]);
}
return Status;
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
static VOID eFusePhysicalWriteRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
OUT USHORT* pData)
{
EFUSE_CTRL_STRUC eFuseCtrlStruc;
int i;
USHORT efuseDataOffset;
UINT32 data, eFuseDataBuffer[4];
//Step0. Write 16-byte of data to EFUSE_DATA0-3 (0x590-0x59C), where EFUSE_DATA0 is the LSB DW, EFUSE_DATA3 is the MSB DW.
/////////////////////////////////////////////////////////////////
//read current values of 16-byte block
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
//Step0. Write 10-bit of address to EFSROM_AIN (0x580, bit25:bit16). The address must be 16-byte alignment.
eFuseCtrlStruc.field.EFSROM_AIN = Offset & 0xfff0;
//Step1. Write EFSROM_MODE (0x580, bit7:bit6) to 1.
eFuseCtrlStruc.field.EFSROM_MODE = 1;
//Step2. Write EFSROM_KICK (0x580, bit30) to 1 to kick-off physical read procedure.
eFuseCtrlStruc.field.EFSROM_KICK = 1;
NdisMoveMemory(&data, &eFuseCtrlStruc, 4);
RTMP_IO_WRITE32(pAd, EFUSE_CTRL, data);
//Step3. Polling EFSROM_KICK(0x580, bit30) until it become 0 again.
i = 0;
while(i < 500)
{
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
if(eFuseCtrlStruc.field.EFSROM_KICK == 0)
break;
RTMPusecDelay(2);
i++;
}
//Step4. Read 16-byte of data from EFUSE_DATA0-3 (0x59C-0x590)
efuseDataOffset = EFUSE_DATA3;
for(i=0; i< 4; i++)
{
RTMP_IO_READ32(pAd, efuseDataOffset, (PUINT32) &eFuseDataBuffer[i]);
efuseDataOffset -= 4;
}
//Update the value, the offset is multiple of 2, length is 2
efuseDataOffset = (Offset & 0xc) >> 2;
data = pData[0] & 0xffff;
//The offset should be 0x***10 or 0x***00
if((Offset % 4) != 0)
{
eFuseDataBuffer[efuseDataOffset] = (eFuseDataBuffer[efuseDataOffset] & 0xffff) | (data << 16);
}
else
{
eFuseDataBuffer[efuseDataOffset] = (eFuseDataBuffer[efuseDataOffset] & 0xffff0000) | data;
}
efuseDataOffset = EFUSE_DATA3;
for(i=0; i< 4; i++)
{
RTMP_IO_WRITE32(pAd, efuseDataOffset, eFuseDataBuffer[i]);
efuseDataOffset -= 4;
}
/////////////////////////////////////////////////////////////////
//Step1. Write 10-bit of address to EFSROM_AIN (0x580, bit25:bit16). The address must be 16-byte alignment.
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
eFuseCtrlStruc.field.EFSROM_AIN = Offset & 0xfff0;
//Step2. Write EFSROM_MODE (0x580, bit7:bit6) to 3.
eFuseCtrlStruc.field.EFSROM_MODE = 3;
//Step3. Write EFSROM_KICK (0x580, bit30) to 1 to kick-off physical write procedure.
eFuseCtrlStruc.field.EFSROM_KICK = 1;
NdisMoveMemory(&data, &eFuseCtrlStruc, 4);
RTMP_IO_WRITE32(pAd, EFUSE_CTRL, data);
//Step4. Polling EFSROM_KICK(0x580, bit30) until it become 0 again. It¡¦s done.
i = 0;
while(i < 500)
{
RTMP_IO_READ32(pAd, EFUSE_CTRL, &eFuseCtrlStruc.word);
if(eFuseCtrlStruc.field.EFSROM_KICK == 0)
break;
RTMPusecDelay(2);
i++;
}
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
static NTSTATUS eFuseWriteRegisters(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN USHORT Length,
IN USHORT* pData)
{
USHORT i,Loop=0, StartBlock=0, EndBlock=0;
USHORT eFuseData;
USHORT LogicalAddress, BlkNum = 0xffff;
UCHAR EFSROM_AOUT;
USHORT addr,tmpaddr, InBuf[3], tmpOffset;
USHORT buffer[8];
BOOLEAN bWriteSuccess = TRUE;
DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters Offset=%x, pData=%x\n", Offset, *pData));
//set start block and end block number, start from tail of mapping table
if( (EFUSE_USAGE_MAP_END % 2) != 0)
{
StartBlock = EFUSE_USAGE_MAP_END-1;
}
else
{
StartBlock = EFUSE_USAGE_MAP_END;
}
if( (EFUSE_USAGE_MAP_START % 2) != 0)
{
EndBlock = EFUSE_USAGE_MAP_START-1;
}
else
{
EndBlock = EFUSE_USAGE_MAP_START;
}
//Step 0. find the entry in the mapping table
//The address of EEPROM is 2-bytes alignment.
//The last bit is used for alignment, so it must be 0.
tmpOffset = Offset & 0xfffe;
EFSROM_AOUT = eFuseReadRegisters(pAd, tmpOffset, 2, &eFuseData);
if( EFSROM_AOUT == 0x3f)
{ //find available logical address pointer
//the logical address does not exist, find an empty one
//from the first address of block 45=16*45=0x2d0 to the last address of block 47
//==>48*16-3(reserved)=2FC
for (i=StartBlock; i >= EndBlock; i-=2)
{
//Retrive the logical block nubmer form each logical address pointer
//It will access two logical address pointer each time.
eFusePhysicalReadRegisters(pAd, i, 2, &LogicalAddress);
//To avoid the odd byte problem, ex. We read the 21|20 bytes and if 21 is the
// end byte. Then, the EFUSE_USAGE_MAP_END which is 21 is not equal to
// i which is 20. Therefore, this 21th byte could be used.
//Otherwise, if 20 is the stop byte, i which is 20 is equal EFUSE_USAGE_MAP_END.
// It means the 21th byte could not be used.
if(( (LogicalAddress >> 8) & 0xff) == 0)
{//Not used logical address pointer
if (i != EFUSE_USAGE_MAP_END)
{
BlkNum = i-EFUSE_USAGE_MAP_START+1;
break;
}
}
if( (LogicalAddress & 0xff) == 0)
{//Not used logical address pointer
if (i != (EFUSE_USAGE_MAP_START-1))
{
BlkNum = i-EFUSE_USAGE_MAP_START;
break;
}
}
}
}
else
{
BlkNum = EFSROM_AOUT;
}
DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters BlkNum = %d \n", BlkNum));
if(BlkNum == 0xffff)
{
DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters: out of free E-fuse space!!!\n"));
return FALSE;
}
//Step 1. Save data of this block which is pointed by the avaible logical address pointer
// read and save the original block data
for(i =0; i<8; i++)
{
addr = BlkNum * 0x10 ;
InBuf[0] = addr+2*i;
InBuf[1] = 2;
InBuf[2] = 0x0;
eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2);
buffer[i] = InBuf[2];
}
//Step 2. Update the data in buffer, and write the data to Efuse
buffer[ (Offset >> 1) % 8] = pData[0];
do
{ Loop++;
//Step 3. Write the data to Efuse
if(!bWriteSuccess)
{
for(i =0; i<8; i++)
{
addr = BlkNum * 0x10 ;
InBuf[0] = addr+2*i;
InBuf[1] = 2;
InBuf[2] = buffer[i];
eFuseWritePhysical(pAd, &InBuf[0], 6, NULL, 2);
}
}
else
{
addr = BlkNum * 0x10 ;
InBuf[0] = addr+(Offset % 16);
InBuf[1] = 2;
InBuf[2] = pData[0];
eFuseWritePhysical(pAd, &InBuf[0], 6, NULL, 2);
}
//Step 4. Write mapping table
addr = EFUSE_USAGE_MAP_START+BlkNum;
tmpaddr = addr;
if(addr % 2 != 0)
addr = addr -1;
InBuf[0] = addr;
InBuf[1] = 2;
//convert the address from 10 to 8 bit ( bit7, 6 = parity and bit5 ~ 0 = bit9~4), and write to logical map entry
tmpOffset = Offset;
tmpOffset >>= 4;
tmpOffset |= ((~((tmpOffset & 0x01) ^ ( tmpOffset >> 1 & 0x01) ^ (tmpOffset >> 2 & 0x01) ^ (tmpOffset >> 3 & 0x01))) << 6) & 0x40;
tmpOffset |= ((~( (tmpOffset >> 2 & 0x01) ^ (tmpOffset >> 3 & 0x01) ^ (tmpOffset >> 4 & 0x01) ^ ( tmpOffset >> 5 & 0x01))) << 7) & 0x80;
// write the logical address
if(tmpaddr%2 != 0)
InBuf[2] = tmpOffset<<8;
else
InBuf[2] = tmpOffset;
eFuseWritePhysical(pAd,&InBuf[0], 6, NULL, 0);
//Step 5. Compare data if not the same, invalidate the mapping entry, then re-write the data until E-fuse is exhausted
bWriteSuccess = TRUE;
for(i =0; i<8; i++)
{
addr = BlkNum * 0x10 ;
InBuf[0] = addr+2*i;
InBuf[1] = 2;
InBuf[2] = 0x0;
eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2);
if(buffer[i] != InBuf[2])
{
bWriteSuccess = FALSE;
break;
}
}
//Step 6. invlidate mapping entry and find a free mapping entry if not succeed
if (!bWriteSuccess)
{
DBGPRINT(RT_DEBUG_TRACE, ("Not bWriteSuccess BlkNum = %d\n", BlkNum));
// the offset of current mapping entry
addr = EFUSE_USAGE_MAP_START+BlkNum;
//find a new mapping entry
BlkNum = 0xffff;
for (i=StartBlock; i >= EndBlock; i-=2)
{
eFusePhysicalReadRegisters(pAd, i, 2, &LogicalAddress);
if(( (LogicalAddress >> 8) & 0xff) == 0)
{
if(i != EFUSE_USAGE_MAP_END)
{
BlkNum = i+1-EFUSE_USAGE_MAP_START;
break;
}
}
if( (LogicalAddress & 0xff) == 0)
{
if(i != (EFUSE_USAGE_MAP_START-1))
{
BlkNum = i-EFUSE_USAGE_MAP_START;
break;
}
}
}
DBGPRINT(RT_DEBUG_TRACE, ("Not bWriteSuccess and allocate new BlkNum = %d\n", BlkNum));
if(BlkNum == 0xffff)
{
DBGPRINT(RT_DEBUG_TRACE, ("eFuseWriteRegisters: out of free E-fuse space!!!\n"));
return FALSE;
}
//invalidate the original mapping entry if new entry is not found
tmpaddr = addr;
if(addr % 2 != 0)
addr = addr -1;
InBuf[0] = addr;
InBuf[1] = 2;
eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2);
// write the logical address
if(tmpaddr%2 != 0)
{
// Invalidate the high byte
for (i=8; i<15; i++)
{
if( ( (InBuf[2] >> i) & 0x01) == 0)
{
InBuf[2] |= (0x1 <<i);
break;
}
}
}
else
{
// invalidate the low byte
for (i=0; i<8; i++)
{
if( ( (InBuf[2] >> i) & 0x01) == 0)
{
InBuf[2] |= (0x1 <<i);
break;
}
}
}
eFuseWritePhysical(pAd, &InBuf[0], 6, NULL, 0);
}
}
while (!bWriteSuccess&&Loop<2);
if(!bWriteSuccess)
DBGPRINT(RT_DEBUG_ERROR,("Efsue Write Failed!!\n"));
return TRUE;
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
static VOID eFuseWritePhysical(
IN PRTMP_ADAPTER pAd,
PUSHORT lpInBuffer,
ULONG nInBufferSize,
PUCHAR lpOutBuffer,
ULONG nOutBufferSize
)
{
USHORT* pInBuf = (USHORT*)lpInBuffer;
int i;
//USHORT* pOutBuf = (USHORT*)ioBuffer;
USHORT Offset = pInBuf[0]; // addr
USHORT Length = pInBuf[1]; // length
USHORT* pValueX = &pInBuf[2]; // value ...
DBGPRINT(RT_DEBUG_TRACE, ("eFuseWritePhysical Offset=0x%x, length=%d\n", Offset, Length));
{
// Little-endian S | S Big-endian
// addr 3 2 1 0 | 0 1 2 3
// Ori-V D C B A | A B C D
// After swapping
// D C B A | D C B A
// Both the little and big-endian use the same sequence to write data.
// Therefore, we only need swap data when read the data.
for (i=0; i<Length; i+=2)
{
eFusePhysicalWriteRegisters(pAd, Offset+i, 2, &pValueX[i/2]);
}
}
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
NTSTATUS eFuseWrite(
IN PRTMP_ADAPTER pAd,
IN USHORT Offset,
IN PUSHORT pData,
IN USHORT length)
{
int i;
USHORT* pValueX = (PUSHORT) pData; //value ...
PUSHORT OddWriteByteBuf;
// OddWriteByteBuf=(PUSHORT)kmalloc(sizeof(USHORT)*2, MEM_ALLOC_FLAG);
os_alloc_mem(NULL, (UCHAR **)&OddWriteByteBuf, sizeof(USHORT)*2);
// The input value=3070 will be stored as following
// Little-endian S | S Big-endian
// addr 1 0 | 0 1
// Ori-V 30 70 | 30 70
// After swapping
// 30 70 | 70 30
// Casting
// 3070 | 7030 (x)
// The swapping should be removed for big-endian
if (OddWriteByteBuf == NULL)
return FALSE;
if((Offset%2)!=0)
{
length+=2;
Offset-=1;
eFuseRead(pAd,Offset,OddWriteByteBuf,2);
eFuseRead(pAd,Offset+2,(OddWriteByteBuf+1),2);
*OddWriteByteBuf&=0x00ff;
*OddWriteByteBuf|=((*pData)&0xff)<<8;
*(OddWriteByteBuf+1)&=0xff00;
*(OddWriteByteBuf+1)|=(*pData&0xff00)>>8;
pValueX=OddWriteByteBuf;
}
for(i=0; i<length; i+=2)
{
eFuseWriteRegisters(pAd, Offset+i, 2, &pValueX[i/2]);
}
// kfree(OddWriteByteBuf);
os_free_mem(NULL, OddWriteByteBuf);
return TRUE;
}
/*
========================================================================
Routine Description:
Arguments:
Return Value:
Note:
========================================================================
*/
INT set_eFuseGetFreeBlockCount_Proc(
IN PRTMP_ADAPTER pAd,
IN PSTRING arg)
{
USHORT i;
USHORT LogicalAddress;
USHORT efusefreenum=0;
if (pAd->bUseEfuse == FALSE && pAd->bFroceEEPROMBuffer == FALSE)
return FALSE;
for (i = EFUSE_USAGE_MAP_START; i <= EFUSE_USAGE_MAP_END; i+=2)
{
eFusePhysicalReadRegisters(pAd, i, 2, &LogicalAddress);
if( (LogicalAddress & 0xff) == 0)
{
efusefreenum= (UCHAR) (EFUSE_USAGE_MAP_END-i+1);
break;
}
else if(( (LogicalAddress >> 8) & 0xff) == 0)
{
efusefreenum = (UCHAR) (EFUSE_USAGE_MAP_END-i);
break;
}
if(i == EFUSE_USAGE_MAP_END)
efusefreenum = 0;
}
printk("efuseFreeNumber is %d\n",efusefreenum);
return TRUE;
}
INT set_eFusedump_Proc(
IN PRTMP_ADAPTER pAd,
IN PSTRING arg)
{
USHORT InBuf[3];
INT i=0;
if (pAd->bUseEfuse == FALSE && pAd->bFroceEEPROMBuffer == FALSE)
return FALSE;
for(i =0; i<EFUSE_USAGE_MAP_END/2; i++)
{
InBuf[0] = 2*i;
InBuf[1] = 2;
InBuf[2] = 0x0;
eFuseReadPhysical(pAd, &InBuf[0], 4, &InBuf[2], 2);
if(i%4==0)
printk("\nBlock %x:",i/8);
printk("%04x ",InBuf[2]);
}
return TRUE;
}
INT set_eFuseLoadFromBin_Proc(
IN PRTMP_ADAPTER pAd,
IN PSTRING arg)
{
PSTRING src;
RTMP_OS_FD srcf;
RTMP_OS_FS_INFO osfsInfo;
INT retval, memSize;
PSTRING buffer, memPtr;
INT TotalByte= 0,ReadedByte=0,CompareBuf=1;
USHORT *PDATA;
USHORT DATA;
memSize = 128 + MAX_EEPROM_BIN_FILE_SIZE + sizeof(USHORT) * 8;
// memPtr = kmalloc(memSize, MEM_ALLOC_FLAG);
os_alloc_mem(NULL, (UCHAR **)&memPtr, memSize);
if (memPtr == NULL)
return FALSE;
NdisZeroMemory(memPtr, memSize);
src = memPtr; // kmalloc(128, MEM_ALLOC_FLAG);
buffer = src + 128; // kmalloc(MAX_EEPROM_BIN_FILE_SIZE, MEM_ALLOC_FLAG);
PDATA = (USHORT*)(buffer + MAX_EEPROM_BIN_FILE_SIZE); // kmalloc(sizeof(USHORT)*8,MEM_ALLOC_FLAG);
if(strlen(arg)>0)
NdisMoveMemory(src, arg, strlen(arg));
else
NdisMoveMemory(src, EFUSE_EEPROM_DEFULT_FILE, strlen(EFUSE_EEPROM_DEFULT_FILE));
DBGPRINT(RT_DEBUG_TRACE, ("FileName=%s\n",src));
RtmpOSFSInfoChange(&osfsInfo, TRUE);
srcf = RtmpOSFileOpen(src, O_RDONLY, 0);
if (IS_FILE_OPEN_ERR(srcf))
{
DBGPRINT(RT_DEBUG_ERROR, ("--> Error opening file %s\n", src));
retval = FALSE;
goto recoverFS;
}
else
{
// The object must have a read method
while(RtmpOSFileRead(srcf, &buffer[TotalByte], 1)==1)
{
TotalByte++;
if(TotalByte>MAX_EEPROM_BIN_FILE_SIZE)
{
DBGPRINT(RT_DEBUG_ERROR, ("--> Error reading file %s, file size too large[>%d]\n", src, MAX_EEPROM_BIN_FILE_SIZE));
retval = FALSE;
goto closeFile;
}
}
retval = RtmpOSFileClose(srcf);
if (retval)
DBGPRINT(RT_DEBUG_TRACE, ("--> Error closing file %s\n", src));
}
RtmpOSFSInfoChange(&osfsInfo, FALSE);
for(ReadedByte=0;ReadedByte<TotalByte;ReadedByte++)
{
DBGPRINT(RT_DEBUG_TRACE, ("%02X ",buffer[ReadedByte]&0xff));
if((ReadedByte+1)%2==0)
PDATA[ReadedByte/2%8]=((buffer[ReadedByte]<<8)&0xff00)|(buffer[ReadedByte-1]&0xff);
if(ReadedByte%16==0)
{
CompareBuf=buffer[ReadedByte]&0xff;
}
else
{
CompareBuf&=(buffer[ReadedByte]&0xff);
if((ReadedByte+1)%16==0)
{
DBGPRINT(RT_DEBUG_TRACE, (" result=%02X,blk=%02x\n",CompareBuf,ReadedByte/16));
if(CompareBuf!=0xff)
eFuseWriteRegistersFromBin(pAd,(USHORT)ReadedByte-15, 16, PDATA);
else
{
if(eFuseReadRegisters(pAd,ReadedByte, 2,(PUSHORT)&DATA)!=0x3f)
eFuseWriteRegistersFromBin(pAd,(USHORT)ReadedByte-15, 16, PDATA);
}
/*
for(l=0;l<8;l++)
printk("%04x ",PDATA[l]);
printk("\n");
*/