Google Git
Sign in
linux / linux / kernel / git / viro / vfs / 9255a42119bac1ae0ff8a97af20496b37e71ea9b / . / drivers / staging / bcm / nvm.c
blob: 9e5f955a1a08520683a476959f968399c855402e [file] [log] [blame]
#include "headers.h"
#define DWORD unsigned int
static int BcmDoChipSelect(struct bcm_mini_adapter *Adapter, unsigned int offset);
static int BcmGetActiveDSD(struct bcm_mini_adapter *Adapter);
static int BcmGetActiveISO(struct bcm_mini_adapter *Adapter);
static unsigned int BcmGetEEPROMSize(struct bcm_mini_adapter *Adapter);
static int BcmGetFlashCSInfo(struct bcm_mini_adapter *Adapter);
static unsigned int BcmGetFlashSectorSize(struct bcm_mini_adapter *Adapter, unsigned int FlashSectorSizeSig, unsigned int FlashSectorSize);
static VOID BcmValidateNvmType(struct bcm_mini_adapter *Adapter);
static int BcmGetNvmSize(struct bcm_mini_adapter *Adapter);
static unsigned int BcmGetFlashSize(struct bcm_mini_adapter *Adapter);
static enum bcm_nvm_type BcmGetNvmType(struct bcm_mini_adapter *Adapter);
static int BcmGetSectionValEndOffset(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal);
static B_UINT8 IsOffsetWritable(struct bcm_mini_adapter *Adapter, unsigned int uiOffset);
static int IsSectionWritable(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val Section);
static int IsSectionExistInVendorInfo(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val section);
static int ReadDSDPriority(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val dsd);
static int ReadDSDSignature(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val dsd);
static int ReadISOPriority(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val iso);
static int ReadISOSignature(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val iso);
static int CorruptDSDSig(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal);
static int CorruptISOSig(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal);
static int SaveHeaderIfPresent(struct bcm_mini_adapter *Adapter, PUCHAR pBuff, unsigned int uiSectAlignAddr);
static int WriteToFlashWithoutSectorErase(struct bcm_mini_adapter *Adapter, PUINT pBuff,
enum bcm_flash2x_section_val eFlash2xSectionVal,
unsigned int uiOffset, unsigned int uiNumBytes);
static enum bcm_flash2x_section_val getHighestPriDSD(struct bcm_mini_adapter *Adapter);
static enum bcm_flash2x_section_val getHighestPriISO(struct bcm_mini_adapter *Adapter);
static int BeceemFlashBulkRead(
struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes);
static int BeceemFlashBulkWrite(
struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes,
bool bVerify);
static int GetFlashBaseAddr(struct bcm_mini_adapter *Adapter);
static int ReadBeceemEEPROMBulk(struct bcm_mini_adapter *Adapter, unsigned int dwAddress, unsigned int *pdwData, unsigned int dwNumData);
/* Procedure: ReadEEPROMStatusRegister
*
* Description: Reads the standard EEPROM Status Register.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* Returns:
* OSAL_STATUS_CODE
*/
static UCHAR ReadEEPROMStatusRegister(struct bcm_mini_adapter *Adapter)
{
UCHAR uiData = 0;
DWORD dwRetries = MAX_EEPROM_RETRIES * RETRIES_PER_DELAY;
unsigned int uiStatus = 0;
unsigned int value = 0;
unsigned int value1 = 0;
/* Read the EEPROM status register */
value = EEPROM_READ_STATUS_REGISTER;
wrmalt(Adapter, EEPROM_CMDQ_SPI_REG, &value, sizeof(value));
while (dwRetries != 0) {
value = 0;
uiStatus = 0;
rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus));
if (Adapter->device_removed == TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Modem has got removed hence exiting....");
break;
}
/* Wait for Avail bit to be set. */
if ((uiStatus & EEPROM_READ_DATA_AVAIL) != 0) {
/* Clear the Avail/Full bits - which ever is set. */
value = uiStatus & (EEPROM_READ_DATA_AVAIL | EEPROM_READ_DATA_FULL);
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
value = 0;
rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value));
uiData = (UCHAR)value;
break;
}
dwRetries--;
if (dwRetries == 0) {
rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
rdmalt(Adapter, EEPROM_SPI_Q_STATUS_REG, &value1, sizeof(value1));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "0x3004 = %x 0x3008 = %x, retries = %d failed.\n", value, value1, MAX_EEPROM_RETRIES * RETRIES_PER_DELAY);
return uiData;
}
if (!(dwRetries%RETRIES_PER_DELAY))
udelay(1000);
uiStatus = 0;
}
return uiData;
} /* ReadEEPROMStatusRegister */
/*
* Procedure: ReadBeceemEEPROMBulk
*
* Description: This routine reads 16Byte data from EEPROM
*
* Arguments:
* Adapter - ptr to Adapter object instance
* dwAddress - EEPROM Offset to read the data from.
* pdwData - Pointer to double word where data needs to be stored in. // dwNumWords - Number of words. Valid values are 4 ONLY.
*
* Returns:
* OSAL_STATUS_CODE:
*/
int ReadBeceemEEPROMBulk(struct bcm_mini_adapter *Adapter,
DWORD dwAddress,
DWORD *pdwData,
DWORD dwNumWords)
{
DWORD dwIndex = 0;
DWORD dwRetries = MAX_EEPROM_RETRIES * RETRIES_PER_DELAY;
unsigned int uiStatus = 0;
unsigned int value = 0;
unsigned int value1 = 0;
UCHAR *pvalue;
/* Flush the read and cmd queue. */
value = (EEPROM_READ_QUEUE_FLUSH | EEPROM_CMD_QUEUE_FLUSH);
wrmalt(Adapter, SPI_FLUSH_REG, &value, sizeof(value));
value = 0;
wrmalt(Adapter, SPI_FLUSH_REG, &value, sizeof(value));
/* Clear the Avail/Full bits. */
value = (EEPROM_READ_DATA_AVAIL | EEPROM_READ_DATA_FULL);
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
value = dwAddress | ((dwNumWords == 4) ? EEPROM_16_BYTE_PAGE_READ : EEPROM_4_BYTE_PAGE_READ);
wrmalt(Adapter, EEPROM_CMDQ_SPI_REG, &value, sizeof(value));
while (dwRetries != 0) {
uiStatus = 0;
rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus));
if (Adapter->device_removed == TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Modem has got Removed.hence exiting from loop...");
return -ENODEV;
}
/* If we are reading 16 bytes we want to be sure that the queue
* is full before we read. In the other cases we are ok if the
* queue has data available
*/
if (dwNumWords == 4) {
if ((uiStatus & EEPROM_READ_DATA_FULL) != 0) {
/* Clear the Avail/Full bits - which ever is set. */
value = (uiStatus & (EEPROM_READ_DATA_AVAIL | EEPROM_READ_DATA_FULL));
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
break;
}
} else if (dwNumWords == 1) {
if ((uiStatus & EEPROM_READ_DATA_AVAIL) != 0) {
/* We just got Avail and we have to read 32bits so we
* need this sleep for Cardbus kind of devices.
*/
if (Adapter->chip_id == 0xBECE0210)
udelay(800);
/* Clear the Avail/Full bits - which ever is set. */
value = (uiStatus & (EEPROM_READ_DATA_AVAIL | EEPROM_READ_DATA_FULL));
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
break;
}
}
uiStatus = 0;
dwRetries--;
if (dwRetries == 0) {
value = 0;
value1 = 0;
rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
rdmalt(Adapter, EEPROM_SPI_Q_STATUS_REG, &value1, sizeof(value1));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "dwNumWords %d 0x3004 = %x 0x3008 = %x retries = %d failed.\n",
dwNumWords, value, value1, MAX_EEPROM_RETRIES * RETRIES_PER_DELAY);
return STATUS_FAILURE;
}
if (!(dwRetries%RETRIES_PER_DELAY))
udelay(1000);
}
for (dwIndex = 0; dwIndex < dwNumWords; dwIndex++) {
/* We get only a byte at a time - from LSB to MSB. We shift it into an integer. */
pvalue = (PUCHAR)(pdwData + dwIndex);
value = 0;
rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value));
pvalue[0] = value;
value = 0;
rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value));
pvalue[1] = value;
value = 0;
rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value));
pvalue[2] = value;
value = 0;
rdmalt(Adapter, EEPROM_READ_DATAQ_REG, &value, sizeof(value));
pvalue[3] = value;
}
return STATUS_SUCCESS;
} /* ReadBeceemEEPROMBulk() */
/*
* Procedure: ReadBeceemEEPROM
*
* Description: This routine reads 4 data from EEPROM. It uses 1 or 2 page
* reads to do this operation.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiOffset - EEPROM Offset to read the data from.
* pBuffer - Pointer to word where data needs to be stored in.
*
* Returns:
* OSAL_STATUS_CODE:
*/
int ReadBeceemEEPROM(struct bcm_mini_adapter *Adapter,
DWORD uiOffset,
DWORD *pBuffer)
{
unsigned int uiData[8] = {0};
unsigned int uiByteOffset = 0;
unsigned int uiTempOffset = 0;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, " ====> ");
uiTempOffset = uiOffset - (uiOffset % MAX_RW_SIZE);
uiByteOffset = uiOffset - uiTempOffset;
ReadBeceemEEPROMBulk(Adapter, uiTempOffset, (PUINT)&uiData[0], 4);
/* A word can overlap at most over 2 pages. In that case we read the
* next page too.
*/
if (uiByteOffset > 12)
ReadBeceemEEPROMBulk(Adapter, uiTempOffset + MAX_RW_SIZE, (PUINT)&uiData[4], 4);
memcpy((PUCHAR)pBuffer, (((PUCHAR)&uiData[0]) + uiByteOffset), 4);
return STATUS_SUCCESS;
} /* ReadBeceemEEPROM() */
int ReadMacAddressFromNVM(struct bcm_mini_adapter *Adapter)
{
int Status;
unsigned char puMacAddr[6];
Status = BeceemNVMRead(Adapter,
(PUINT)&puMacAddr[0],
INIT_PARAMS_1_MACADDRESS_ADDRESS,
MAC_ADDRESS_SIZE);
if (Status == STATUS_SUCCESS)
memcpy(Adapter->dev->dev_addr, puMacAddr, MAC_ADDRESS_SIZE);
return Status;
}
/*
* Procedure: BeceemEEPROMBulkRead
*
* Description: Reads the EEPROM and returns the Data.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Buffer to store the data read from EEPROM
* uiOffset - Offset of EEPROM from where data should be read
* uiNumBytes - Number of bytes to be read from the EEPROM.
*
* Returns:
* OSAL_STATUS_SUCCESS - if EEPROM read is successful.
* <FAILURE> - if failed.
*/
int BeceemEEPROMBulkRead(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes)
{
unsigned int uiData[4] = {0};
/* unsigned int uiAddress = 0; */
unsigned int uiBytesRemaining = uiNumBytes;
unsigned int uiIndex = 0;
unsigned int uiTempOffset = 0;
unsigned int uiExtraBytes = 0;
unsigned int uiFailureRetries = 0;
PUCHAR pcBuff = (PUCHAR)pBuffer;
if (uiOffset % MAX_RW_SIZE && uiBytesRemaining) {
uiTempOffset = uiOffset - (uiOffset % MAX_RW_SIZE);
uiExtraBytes = uiOffset - uiTempOffset;
ReadBeceemEEPROMBulk(Adapter, uiTempOffset, (PUINT)&uiData[0], 4);
if (uiBytesRemaining >= (MAX_RW_SIZE - uiExtraBytes)) {
memcpy(pBuffer, (((PUCHAR)&uiData[0]) + uiExtraBytes), MAX_RW_SIZE - uiExtraBytes);
uiBytesRemaining -= (MAX_RW_SIZE - uiExtraBytes);
uiIndex += (MAX_RW_SIZE - uiExtraBytes);
uiOffset += (MAX_RW_SIZE - uiExtraBytes);
} else {
memcpy(pBuffer, (((PUCHAR)&uiData[0]) + uiExtraBytes), uiBytesRemaining);
uiIndex += uiBytesRemaining;
uiOffset += uiBytesRemaining;
uiBytesRemaining = 0;
}
}
while (uiBytesRemaining && uiFailureRetries != 128) {
if (Adapter->device_removed)
return -1;
if (uiBytesRemaining >= MAX_RW_SIZE) {
/* For the requests more than or equal to 16 bytes, use bulk
* read function to make the access faster.
* We read 4 Dwords of data
*/
if (ReadBeceemEEPROMBulk(Adapter, uiOffset, &uiData[0], 4) == 0) {
memcpy(pcBuff + uiIndex, &uiData[0], MAX_RW_SIZE);
uiOffset += MAX_RW_SIZE;
uiBytesRemaining -= MAX_RW_SIZE;
uiIndex += MAX_RW_SIZE;
} else {
uiFailureRetries++;
mdelay(3); /* sleep for a while before retry... */
}
} else if (uiBytesRemaining >= 4) {
if (ReadBeceemEEPROM(Adapter, uiOffset, &uiData[0]) == 0) {
memcpy(pcBuff + uiIndex, &uiData[0], 4);
uiOffset += 4;
uiBytesRemaining -= 4;
uiIndex += 4;
} else {
uiFailureRetries++;
mdelay(3); /* sleep for a while before retry... */
}
} else {
/* Handle the reads less than 4 bytes... */
PUCHAR pCharBuff = (PUCHAR)pBuffer;
pCharBuff += uiIndex;
if (ReadBeceemEEPROM(Adapter, uiOffset, &uiData[0]) == 0) {
memcpy(pCharBuff, &uiData[0], uiBytesRemaining); /* copy only bytes requested. */
uiBytesRemaining = 0;
} else {
uiFailureRetries++;
mdelay(3); /* sleep for a while before retry... */
}
}
}
return 0;
}
/*
* Procedure: BeceemFlashBulkRead
*
* Description: Reads the FLASH and returns the Data.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Buffer to store the data read from FLASH
* uiOffset - Offset of FLASH from where data should be read
* uiNumBytes - Number of bytes to be read from the FLASH.
*
* Returns:
* OSAL_STATUS_SUCCESS - if FLASH read is successful.
* <FAILURE> - if failed.
*/
static int BeceemFlashBulkRead(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes)
{
unsigned int uiIndex = 0;
unsigned int uiBytesToRead = uiNumBytes;
int Status = 0;
unsigned int uiPartOffset = 0;
int bytes;
if (Adapter->device_removed) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device Got Removed");
return -ENODEV;
}
/* Adding flash Base address
* uiOffset = uiOffset + GetFlashBaseAddr(Adapter);
*/
#if defined(BCM_SHM_INTERFACE) && !defined(FLASH_DIRECT_ACCESS)
Status = bcmflash_raw_read((uiOffset/FLASH_PART_SIZE), (uiOffset % FLASH_PART_SIZE), (unsigned char *)pBuffer, uiNumBytes);
return Status;
#endif
Adapter->SelectedChip = RESET_CHIP_SELECT;
if (uiOffset % MAX_RW_SIZE) {
BcmDoChipSelect(Adapter, uiOffset);
uiPartOffset = (uiOffset & (FLASH_PART_SIZE - 1)) + GetFlashBaseAddr(Adapter);
uiBytesToRead = MAX_RW_SIZE - (uiOffset % MAX_RW_SIZE);
uiBytesToRead = MIN(uiNumBytes, uiBytesToRead);
bytes = rdm(Adapter, uiPartOffset, (PCHAR)pBuffer + uiIndex, uiBytesToRead);
if (bytes < 0) {
Status = bytes;
Adapter->SelectedChip = RESET_CHIP_SELECT;
return Status;
}
uiIndex += uiBytesToRead;
uiOffset += uiBytesToRead;
uiNumBytes -= uiBytesToRead;
}
while (uiNumBytes) {
BcmDoChipSelect(Adapter, uiOffset);
uiPartOffset = (uiOffset & (FLASH_PART_SIZE - 1)) + GetFlashBaseAddr(Adapter);
uiBytesToRead = MIN(uiNumBytes, MAX_RW_SIZE);
bytes = rdm(Adapter, uiPartOffset, (PCHAR)pBuffer + uiIndex, uiBytesToRead);
if (bytes < 0) {
Status = bytes;
break;
}
uiIndex += uiBytesToRead;
uiOffset += uiBytesToRead;
uiNumBytes -= uiBytesToRead;
}
Adapter->SelectedChip = RESET_CHIP_SELECT;
return Status;
}
/*
* Procedure: BcmGetFlashSize
*
* Description: Finds the size of FLASH.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* unsigned int - size of the FLASH Storage.
*
*/
static unsigned int BcmGetFlashSize(struct bcm_mini_adapter *Adapter)
{
if (IsFlash2x(Adapter))
return Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + sizeof(struct bcm_dsd_header);
else
return 32 * 1024;
}
/*
* Procedure: BcmGetEEPROMSize
*
* Description: Finds the size of EEPROM.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* unsigned int - size of the EEPROM Storage.
*
*/
static unsigned int BcmGetEEPROMSize(struct bcm_mini_adapter *Adapter)
{
unsigned int uiData = 0;
unsigned int uiIndex = 0;
/*
* if EEPROM is present and already Calibrated,it will have
* 'BECM' string at 0th offset.
* To find the EEPROM size read the possible boundaries of the
* EEPROM like 4K,8K etc..accessing the EEPROM beyond its size will
* result in wrap around. So when we get the End of the EEPROM we will
* get 'BECM' string which is indeed at offset 0.
*/
BeceemEEPROMBulkRead(Adapter, &uiData, 0x0, 4);
if (uiData == BECM) {
for (uiIndex = 2; uiIndex <= 256; uiIndex *= 2) {
BeceemEEPROMBulkRead(Adapter, &uiData, uiIndex * 1024, 4);
if (uiData == BECM)
return uiIndex * 1024;
}
} else {
/*
* EEPROM may not be present or not programmed
*/
uiData = 0xBABEFACE;
if (BeceemEEPROMBulkWrite(Adapter, (PUCHAR)&uiData, 0, 4, TRUE) == 0) {
uiData = 0;
for (uiIndex = 2; uiIndex <= 256; uiIndex *= 2) {
BeceemEEPROMBulkRead(Adapter, &uiData, uiIndex * 1024, 4);
if (uiData == 0xBABEFACE)
return uiIndex * 1024;
}
}
}
return 0;
}
/*
* Procedure: FlashSectorErase
*
* Description: Finds the sector size of the FLASH.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* addr - sector start address
* numOfSectors - number of sectors to be erased.
*
* Returns:
* OSAL_STATUS_CODE
*
*/
static int FlashSectorErase(struct bcm_mini_adapter *Adapter,
unsigned int addr,
unsigned int numOfSectors)
{
unsigned int iIndex = 0, iRetries = 0;
unsigned int uiStatus = 0;
unsigned int value;
int bytes;
for (iIndex = 0; iIndex < numOfSectors; iIndex++) {
value = 0x06000000;
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
value = (0xd8000000 | (addr & 0xFFFFFF));
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
iRetries = 0;
do {
value = (FLASH_CMD_STATUS_REG_READ << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programing of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
bytes = rdmalt(Adapter, FLASH_SPI_READQ_REG, &uiStatus, sizeof(uiStatus));
if (bytes < 0) {
uiStatus = bytes;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Reading status of FLASH_SPI_READQ_REG fails");
return uiStatus;
}
iRetries++;
/* After every try lets make the CPU free for 10 ms. generally time taken by the
* the sector erase cycle is 500 ms to 40000 msec. hence sleeping 10 ms
* won't hamper performance in any case.
*/
mdelay(10);
} while ((uiStatus & 0x1) && (iRetries < 400));
if (uiStatus & 0x1) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "iRetries crossing the limit of 80000\n");
return STATUS_FAILURE;
}
addr += Adapter->uiSectorSize;
}
return 0;
}
/*
* Procedure: flashByteWrite
*
* Description: Performs Byte by Byte write to flash
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiOffset - Offset of the flash where data needs to be written to.
* pData - Address of Data to be written.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int flashByteWrite(struct bcm_mini_adapter *Adapter,
unsigned int uiOffset,
PVOID pData)
{
unsigned int uiStatus = 0;
int iRetries = MAX_FLASH_RETRIES * FLASH_PER_RETRIES_DELAY; /* 3 */
unsigned int value;
ULONG ulData = *(PUCHAR)pData;
int bytes;
/*
* need not write 0xFF because write requires an erase and erase will
* make whole sector 0xFF.
*/
if (0xFF == ulData)
return STATUS_SUCCESS;
/* DumpDebug(NVM_RW,("flashWrite ====>\n")); */
value = (FLASH_CMD_WRITE_ENABLE << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write enable in FLASH_SPI_CMDQ_REG register fails");
return STATUS_FAILURE;
}
if (wrm(Adapter, FLASH_SPI_WRITEQ_REG, (PCHAR)&ulData, 4) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "DATA Write on FLASH_SPI_WRITEQ_REG fails");
return STATUS_FAILURE;
}
value = (0x02000000 | (uiOffset & 0xFFFFFF));
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programming of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
/* __udelay(950); */
do {
value = (FLASH_CMD_STATUS_REG_READ << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programing of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
/* __udelay(1); */
bytes = rdmalt(Adapter, FLASH_SPI_READQ_REG, &uiStatus, sizeof(uiStatus));
if (bytes < 0) {
uiStatus = bytes;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Reading status of FLASH_SPI_READQ_REG fails");
return uiStatus;
}
iRetries--;
if (iRetries && ((iRetries % FLASH_PER_RETRIES_DELAY) == 0))
udelay(1000);
} while ((uiStatus & 0x1) && (iRetries > 0));
if (uiStatus & 0x1) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Write fails even after checking status for 200 times.");
return STATUS_FAILURE;
}
return STATUS_SUCCESS;
}
/*
* Procedure: flashWrite
*
* Description: Performs write to flash
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiOffset - Offset of the flash where data needs to be written to.
* pData - Address of Data to be written.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int flashWrite(struct bcm_mini_adapter *Adapter,
unsigned int uiOffset,
PVOID pData)
{
/* unsigned int uiStatus = 0;
* int iRetries = 0;
* unsigned int uiReadBack = 0;
*/
unsigned int uiStatus = 0;
int iRetries = MAX_FLASH_RETRIES * FLASH_PER_RETRIES_DELAY; /* 3 */
unsigned int value;
unsigned int uiErasePattern[4] = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF};
int bytes;
/*
* need not write 0xFFFFFFFF because write requires an erase and erase will
* make whole sector 0xFFFFFFFF.
*/
if (!memcmp(pData, uiErasePattern, MAX_RW_SIZE))
return 0;
value = (FLASH_CMD_WRITE_ENABLE << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write Enable of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
if (wrm(Adapter, uiOffset, (PCHAR)pData, MAX_RW_SIZE) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Data write fails...");
return STATUS_FAILURE;
}
/* __udelay(950); */
do {
value = (FLASH_CMD_STATUS_REG_READ << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programing of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
/* __udelay(1); */
bytes = rdmalt(Adapter, FLASH_SPI_READQ_REG, &uiStatus, sizeof(uiStatus));
if (bytes < 0) {
uiStatus = bytes;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Reading status of FLASH_SPI_READQ_REG fails");
return uiStatus;
}
iRetries--;
/* this will ensure that in there will be no changes in the current path.
* currently one rdm/wrm takes 125 us.
* Hence 125 *2 * FLASH_PER_RETRIES_DELAY > 3 ms(worst case delay)
* Hence current implementation cycle will intoduce no delay in current path
*/
if (iRetries && ((iRetries % FLASH_PER_RETRIES_DELAY) == 0))
udelay(1000);
} while ((uiStatus & 0x1) && (iRetries > 0));
if (uiStatus & 0x1) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Write fails even after checking status for 200 times.");
return STATUS_FAILURE;
}
return STATUS_SUCCESS;
}
/*-----------------------------------------------------------------------------
* Procedure: flashByteWriteStatus
*
* Description: Performs byte by byte write to flash with write done status check
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiOffset - Offset of the flash where data needs to be written to.
* pData - Address of the Data to be written.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int flashByteWriteStatus(struct bcm_mini_adapter *Adapter,
unsigned int uiOffset,
PVOID pData)
{
unsigned int uiStatus = 0;
int iRetries = MAX_FLASH_RETRIES * FLASH_PER_RETRIES_DELAY; /* 3 */
ULONG ulData = *(PUCHAR)pData;
unsigned int value;
int bytes;
/*
* need not write 0xFFFFFFFF because write requires an erase and erase will
* make whole sector 0xFFFFFFFF.
*/
if (0xFF == ulData)
return STATUS_SUCCESS;
/* DumpDebug(NVM_RW,("flashWrite ====>\n")); */
value = (FLASH_CMD_WRITE_ENABLE << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write enable in FLASH_SPI_CMDQ_REG register fails");
return STATUS_SUCCESS;
}
if (wrm(Adapter, FLASH_SPI_WRITEQ_REG, (PCHAR)&ulData, 4) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "DATA Write on FLASH_SPI_WRITEQ_REG fails");
return STATUS_FAILURE;
}
value = (0x02000000 | (uiOffset & 0xFFFFFF));
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programming of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
/* msleep(1); */
do {
value = (FLASH_CMD_STATUS_REG_READ << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programing of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
/* __udelay(1); */
bytes = rdmalt(Adapter, FLASH_SPI_READQ_REG, &uiStatus, sizeof(uiStatus));
if (bytes < 0) {
uiStatus = bytes;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Reading status of FLASH_SPI_READQ_REG fails");
return uiStatus;
}
iRetries--;
if (iRetries && ((iRetries % FLASH_PER_RETRIES_DELAY) == 0))
udelay(1000);
} while ((uiStatus & 0x1) && (iRetries > 0));
if (uiStatus & 0x1) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Write fails even after checking status for 200 times.");
return STATUS_FAILURE;
}
return STATUS_SUCCESS;
}
/*
* Procedure: flashWriteStatus
*
* Description: Performs write to flash with write done status check
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiOffset - Offset of the flash where data needs to be written to.
* pData - Address of the Data to be written.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int flashWriteStatus(struct bcm_mini_adapter *Adapter,
unsigned int uiOffset,
PVOID pData)
{
unsigned int uiStatus = 0;
int iRetries = MAX_FLASH_RETRIES * FLASH_PER_RETRIES_DELAY; /* 3 */
/* unsigned int uiReadBack = 0; */
unsigned int value;
unsigned int uiErasePattern[4] = {0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF};
int bytes;
/*
* need not write 0xFFFFFFFF because write requires an erase and erase will
* make whole sector 0xFFFFFFFF.
*/
if (!memcmp(pData, uiErasePattern, MAX_RW_SIZE))
return 0;
value = (FLASH_CMD_WRITE_ENABLE << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write Enable of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
if (wrm(Adapter, uiOffset, (PCHAR)pData, MAX_RW_SIZE) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Data write fails...");
return STATUS_FAILURE;
}
/* __udelay(1); */
do {
value = (FLASH_CMD_STATUS_REG_READ << 24);
if (wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value)) < 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Programing of FLASH_SPI_CMDQ_REG fails");
return STATUS_FAILURE;
}
/* __udelay(1); */
bytes = rdmalt(Adapter, FLASH_SPI_READQ_REG, &uiStatus, sizeof(uiStatus));
if (bytes < 0) {
uiStatus = bytes;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Reading status of FLASH_SPI_READQ_REG fails");
return uiStatus;
}
iRetries--;
/* this will ensure that in there will be no changes in the current path.
* currently one rdm/wrm takes 125 us.
* Hence 125 *2 * FLASH_PER_RETRIES_DELAY >3 ms(worst case delay)
* Hence current implementation cycle will intoduce no delay in current path
*/
if (iRetries && ((iRetries % FLASH_PER_RETRIES_DELAY) == 0))
udelay(1000);
} while ((uiStatus & 0x1) && (iRetries > 0));
if (uiStatus & 0x1) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Write fails even after checking status for 200 times.");
return STATUS_FAILURE;
}
return STATUS_SUCCESS;
}
/*
* Procedure: BcmRestoreBlockProtectStatus
*
* Description: Restores the original block protection status.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* ulWriteStatus -Original status
* Returns:
* <VOID>
*
*/
static VOID BcmRestoreBlockProtectStatus(struct bcm_mini_adapter *Adapter, ULONG ulWriteStatus)
{
unsigned int value;
value = (FLASH_CMD_WRITE_ENABLE << 24);
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
udelay(20);
value = (FLASH_CMD_STATUS_REG_WRITE << 24) | (ulWriteStatus << 16);
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
udelay(20);
}
/*
* Procedure: BcmFlashUnProtectBlock
*
* Description: UnProtects appropriate blocks for writing.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiOffset - Offset of the flash where data needs to be written to. This should be Sector aligned.
* Returns:
* ULONG - Status value before UnProtect.
*
*/
static ULONG BcmFlashUnProtectBlock(struct bcm_mini_adapter *Adapter, unsigned int uiOffset, unsigned int uiLength)
{
ULONG ulStatus = 0;
ULONG ulWriteStatus = 0;
unsigned int value;
uiOffset = uiOffset&0x000FFFFF;
/*
* Implemented only for 1MB Flash parts.
*/
if (FLASH_PART_SST25VF080B == Adapter->ulFlashID) {
/*
* Get Current BP status.
*/
value = (FLASH_CMD_STATUS_REG_READ << 24);
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
udelay(10);
/*
* Read status will be WWXXYYZZ. We have to take only WW.
*/
rdmalt(Adapter, FLASH_SPI_READQ_REG, (PUINT)&ulStatus, sizeof(ulStatus));
ulStatus >>= 24;
ulWriteStatus = ulStatus;
/*
* Bits [5-2] give current block level protection status.
* Bit5: BP3 - DONT CARE
* BP2-BP0: 0 - NO PROTECTION, 1 - UPPER 1/16, 2 - UPPER 1/8, 3 - UPPER 1/4
* 4 - UPPER 1/2. 5 to 7 - ALL BLOCKS
*/
if (ulStatus) {
if ((uiOffset+uiLength) <= 0x80000) {
/*
* Offset comes in lower half of 1MB. Protect the upper half.
* Clear BP1 and BP0 and set BP2.
*/
ulWriteStatus |= (0x4<<2);
ulWriteStatus &= ~(0x3<<2);
} else if ((uiOffset + uiLength) <= 0xC0000) {
/*
* Offset comes below Upper 1/4. Upper 1/4 can be protected.
* Clear BP2 and set BP1 and BP0.
*/
ulWriteStatus |= (0x3<<2);
ulWriteStatus &= ~(0x1<<4);
} else if ((uiOffset + uiLength) <= 0xE0000) {
/*
* Offset comes below Upper 1/8. Upper 1/8 can be protected.
* Clear BP2 and BP0 and set BP1
*/
ulWriteStatus |= (0x1<<3);
ulWriteStatus &= ~(0x5<<2);
} else if ((uiOffset + uiLength) <= 0xF0000) {
/*
* Offset comes below Upper 1/16. Only upper 1/16 can be protected.
* Set BP0 and Clear BP2,BP1.
*/
ulWriteStatus |= (0x1<<2);
ulWriteStatus &= ~(0x3<<3);
} else {
/*
* Unblock all.
* Clear BP2,BP1 and BP0.
*/
ulWriteStatus &= ~(0x7<<2);
}
value = (FLASH_CMD_WRITE_ENABLE << 24);
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
udelay(20);
value = (FLASH_CMD_STATUS_REG_WRITE << 24) | (ulWriteStatus << 16);
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
udelay(20);
}
}
return ulStatus;
}
/*
* Procedure: BeceemFlashBulkWrite
*
* Description: Performs write to the flash
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Data to be written.
* uiOffset - Offset of the flash where data needs to be written to.
* uiNumBytes - Number of bytes to be written.
* bVerify - read verify flag.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int BeceemFlashBulkWrite(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes,
bool bVerify)
{
PCHAR pTempBuff = NULL;
PUCHAR pcBuffer = (PUCHAR)pBuffer;
unsigned int uiIndex = 0;
unsigned int uiOffsetFromSectStart = 0;
unsigned int uiSectAlignAddr = 0;
unsigned int uiCurrSectOffsetAddr = 0;
unsigned int uiSectBoundary = 0;
unsigned int uiNumSectTobeRead = 0;
UCHAR ucReadBk[16] = {0};
ULONG ulStatus = 0;
int Status = STATUS_SUCCESS;
unsigned int uiTemp = 0;
unsigned int index = 0;
unsigned int uiPartOffset = 0;
#if defined(BCM_SHM_INTERFACE) && !defined(FLASH_DIRECT_ACCESS)
Status = bcmflash_raw_write((uiOffset / FLASH_PART_SIZE), (uiOffset % FLASH_PART_SIZE), (unsigned char *)pBuffer, uiNumBytes);
return Status;
#endif
uiOffsetFromSectStart = uiOffset & ~(Adapter->uiSectorSize - 1);
/* Adding flash Base address
* uiOffset = uiOffset + GetFlashBaseAddr(Adapter);
*/
uiSectAlignAddr = uiOffset & ~(Adapter->uiSectorSize - 1);
uiCurrSectOffsetAddr = uiOffset & (Adapter->uiSectorSize - 1);
uiSectBoundary = uiSectAlignAddr + Adapter->uiSectorSize;
pTempBuff = kmalloc(Adapter->uiSectorSize, GFP_KERNEL);
if (!pTempBuff)
goto BeceemFlashBulkWrite_EXIT;
/*
* check if the data to be written is overlapped across sectors
*/
if (uiOffset+uiNumBytes < uiSectBoundary) {
uiNumSectTobeRead = 1;
} else {
/* Number of sectors = Last sector start address/First sector start address */
uiNumSectTobeRead = (uiCurrSectOffsetAddr + uiNumBytes) / Adapter->uiSectorSize;
if ((uiCurrSectOffsetAddr + uiNumBytes)%Adapter->uiSectorSize)
uiNumSectTobeRead++;
}
/* Check whether Requested sector is writable or not in case of flash2x write. But if write call is
* for DSD calibration, allow it without checking of sector permission
*/
if (IsFlash2x(Adapter) && (Adapter->bAllDSDWriteAllow == false)) {
index = 0;
uiTemp = uiNumSectTobeRead;
while (uiTemp) {
if (IsOffsetWritable(Adapter, uiOffsetFromSectStart + index * Adapter->uiSectorSize) == false) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Sector Starting at offset <0X%X> is not writable",
(uiOffsetFromSectStart + index * Adapter->uiSectorSize));
Status = SECTOR_IS_NOT_WRITABLE;
goto BeceemFlashBulkWrite_EXIT;
}
uiTemp = uiTemp - 1;
index = index + 1;
}
}
Adapter->SelectedChip = RESET_CHIP_SELECT;
while (uiNumSectTobeRead) {
/* do_gettimeofday(&tv1);
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "\nTime In start of write :%ld ms\n",(tv1.tv_sec *1000 + tv1.tv_usec /1000));
*/
uiPartOffset = (uiSectAlignAddr & (FLASH_PART_SIZE - 1)) + GetFlashBaseAddr(Adapter);
BcmDoChipSelect(Adapter, uiSectAlignAddr);
if (0 != BeceemFlashBulkRead(Adapter,
(PUINT)pTempBuff,
uiOffsetFromSectStart,
Adapter->uiSectorSize)) {
Status = -1;
goto BeceemFlashBulkWrite_EXIT;
}
/* do_gettimeofday(&tr);
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Total time taken by Read :%ld ms\n", (tr.tv_sec *1000 + tr.tv_usec/1000) - (tv1.tv_sec *1000 + tv1.tv_usec/1000));
*/
ulStatus = BcmFlashUnProtectBlock(Adapter, uiSectAlignAddr, Adapter->uiSectorSize);
if (uiNumSectTobeRead > 1) {
memcpy(&pTempBuff[uiCurrSectOffsetAddr], pcBuffer, uiSectBoundary - (uiSectAlignAddr + uiCurrSectOffsetAddr));
pcBuffer += ((uiSectBoundary - (uiSectAlignAddr + uiCurrSectOffsetAddr)));
uiNumBytes -= (uiSectBoundary - (uiSectAlignAddr + uiCurrSectOffsetAddr));
} else {
memcpy(&pTempBuff[uiCurrSectOffsetAddr], pcBuffer, uiNumBytes);
}
if (IsFlash2x(Adapter))
SaveHeaderIfPresent(Adapter, (PUCHAR)pTempBuff, uiOffsetFromSectStart);
FlashSectorErase(Adapter, uiPartOffset, 1);
/* do_gettimeofday(&te);
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Total time taken by Erase :%ld ms\n", (te.tv_sec *1000 + te.tv_usec/1000) - (tr.tv_sec *1000 + tr.tv_usec/1000));
*/
for (uiIndex = 0; uiIndex < Adapter->uiSectorSize; uiIndex += Adapter->ulFlashWriteSize) {
if (Adapter->device_removed) {
Status = -1;
goto BeceemFlashBulkWrite_EXIT;
}
if (STATUS_SUCCESS != (*Adapter->fpFlashWrite)(Adapter, uiPartOffset + uiIndex, (&pTempBuff[uiIndex]))) {
Status = -1;
goto BeceemFlashBulkWrite_EXIT;
}
}
/* do_gettimeofday(&tw);
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Total time taken in Write to Flash :%ld ms\n", (tw.tv_sec *1000 + tw.tv_usec/1000) - (te.tv_sec *1000 + te.tv_usec/1000));
*/
for (uiIndex = 0; uiIndex < Adapter->uiSectorSize; uiIndex += MAX_RW_SIZE) {
if (STATUS_SUCCESS == BeceemFlashBulkRead(Adapter, (PUINT)ucReadBk, uiOffsetFromSectStart + uiIndex, MAX_RW_SIZE)) {
if (Adapter->ulFlashWriteSize == 1) {
unsigned int uiReadIndex = 0;
for (uiReadIndex = 0; uiReadIndex < 16; uiReadIndex++) {
if (ucReadBk[uiReadIndex] != pTempBuff[uiIndex + uiReadIndex]) {
if (STATUS_SUCCESS != (*Adapter->fpFlashWriteWithStatusCheck)(Adapter, uiPartOffset + uiIndex + uiReadIndex, &pTempBuff[uiIndex+uiReadIndex])) {
Status = STATUS_FAILURE;
goto BeceemFlashBulkWrite_EXIT;
}
}
}
} else {
if (memcmp(ucReadBk, &pTempBuff[uiIndex], MAX_RW_SIZE)) {
if (STATUS_SUCCESS != (*Adapter->fpFlashWriteWithStatusCheck)(Adapter, uiPartOffset + uiIndex, &pTempBuff[uiIndex])) {
Status = STATUS_FAILURE;
goto BeceemFlashBulkWrite_EXIT;
}
}
}
}
}
/* do_gettimeofday(&twv);
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Total time taken in Write to Flash verification :%ld ms\n", (twv.tv_sec *1000 + twv.tv_usec/1000) - (tw.tv_sec *1000 + tw.tv_usec/1000));
*/
if (ulStatus) {
BcmRestoreBlockProtectStatus(Adapter, ulStatus);
ulStatus = 0;
}
uiCurrSectOffsetAddr = 0;
uiSectAlignAddr = uiSectBoundary;
uiSectBoundary += Adapter->uiSectorSize;
uiOffsetFromSectStart += Adapter->uiSectorSize;
uiNumSectTobeRead--;
}
/* do_gettimeofday(&tv2);
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Time after Write :%ld ms\n",(tv2.tv_sec *1000 + tv2.tv_usec/1000));
* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_PRINTK, 0, 0, "Total time taken by in Write is :%ld ms\n", (tv2.tv_sec *1000 + tv2.tv_usec/1000) - (tv1.tv_sec *1000 + tv1.tv_usec/1000));
*
* Cleanup.
*/
BeceemFlashBulkWrite_EXIT:
if (ulStatus)
BcmRestoreBlockProtectStatus(Adapter, ulStatus);
kfree(pTempBuff);
Adapter->SelectedChip = RESET_CHIP_SELECT;
return Status;
}
/*
* Procedure: BeceemFlashBulkWriteStatus
*
* Description: Writes to Flash. Checks the SPI status after each write.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Data to be written.
* uiOffset - Offset of the flash where data needs to be written to.
* uiNumBytes - Number of bytes to be written.
* bVerify - read verify flag.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int BeceemFlashBulkWriteStatus(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes,
bool bVerify)
{
PCHAR pTempBuff = NULL;
PUCHAR pcBuffer = (PUCHAR)pBuffer;
unsigned int uiIndex = 0;
unsigned int uiOffsetFromSectStart = 0;
unsigned int uiSectAlignAddr = 0;
unsigned int uiCurrSectOffsetAddr = 0;
unsigned int uiSectBoundary = 0;
unsigned int uiNumSectTobeRead = 0;
UCHAR ucReadBk[16] = {0};
ULONG ulStatus = 0;
unsigned int Status = STATUS_SUCCESS;
unsigned int uiTemp = 0;
unsigned int index = 0;
unsigned int uiPartOffset = 0;
uiOffsetFromSectStart = uiOffset & ~(Adapter->uiSectorSize - 1);
/* uiOffset += Adapter->ulFlashCalStart;
* Adding flash Base address
* uiOffset = uiOffset + GetFlashBaseAddr(Adapter);
*/
uiSectAlignAddr = uiOffset & ~(Adapter->uiSectorSize - 1);
uiCurrSectOffsetAddr = uiOffset & (Adapter->uiSectorSize - 1);
uiSectBoundary = uiSectAlignAddr + Adapter->uiSectorSize;
pTempBuff = kmalloc(Adapter->uiSectorSize, GFP_KERNEL);
if (!pTempBuff)
goto BeceemFlashBulkWriteStatus_EXIT;
/*
* check if the data to be written is overlapped across sectors
*/
if (uiOffset+uiNumBytes < uiSectBoundary) {
uiNumSectTobeRead = 1;
} else {
/* Number of sectors = Last sector start address/First sector start address */
uiNumSectTobeRead = (uiCurrSectOffsetAddr + uiNumBytes) / Adapter->uiSectorSize;
if ((uiCurrSectOffsetAddr + uiNumBytes)%Adapter->uiSectorSize)
uiNumSectTobeRead++;
}
if (IsFlash2x(Adapter) && (Adapter->bAllDSDWriteAllow == false)) {
index = 0;
uiTemp = uiNumSectTobeRead;
while (uiTemp) {
if (IsOffsetWritable(Adapter, uiOffsetFromSectStart + index * Adapter->uiSectorSize) == false) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Sector Starting at offset <0X%x> is not writable",
(uiOffsetFromSectStart + index * Adapter->uiSectorSize));
Status = SECTOR_IS_NOT_WRITABLE;
goto BeceemFlashBulkWriteStatus_EXIT;
}
uiTemp = uiTemp - 1;
index = index + 1;
}
}
Adapter->SelectedChip = RESET_CHIP_SELECT;
while (uiNumSectTobeRead) {
uiPartOffset = (uiSectAlignAddr & (FLASH_PART_SIZE - 1)) + GetFlashBaseAddr(Adapter);
BcmDoChipSelect(Adapter, uiSectAlignAddr);
if (0 != BeceemFlashBulkRead(Adapter,
(PUINT)pTempBuff,
uiOffsetFromSectStart,
Adapter->uiSectorSize)) {
Status = -1;
goto BeceemFlashBulkWriteStatus_EXIT;
}
ulStatus = BcmFlashUnProtectBlock(Adapter, uiOffsetFromSectStart, Adapter->uiSectorSize);
if (uiNumSectTobeRead > 1) {
memcpy(&pTempBuff[uiCurrSectOffsetAddr], pcBuffer, uiSectBoundary - (uiSectAlignAddr + uiCurrSectOffsetAddr));
pcBuffer += ((uiSectBoundary - (uiSectAlignAddr + uiCurrSectOffsetAddr)));
uiNumBytes -= (uiSectBoundary - (uiSectAlignAddr + uiCurrSectOffsetAddr));
} else {
memcpy(&pTempBuff[uiCurrSectOffsetAddr], pcBuffer, uiNumBytes);
}
if (IsFlash2x(Adapter))
SaveHeaderIfPresent(Adapter, (PUCHAR)pTempBuff, uiOffsetFromSectStart);
FlashSectorErase(Adapter, uiPartOffset, 1);
for (uiIndex = 0; uiIndex < Adapter->uiSectorSize; uiIndex += Adapter->ulFlashWriteSize) {
if (Adapter->device_removed) {
Status = -1;
goto BeceemFlashBulkWriteStatus_EXIT;
}
if (STATUS_SUCCESS != (*Adapter->fpFlashWriteWithStatusCheck)(Adapter, uiPartOffset+uiIndex, &pTempBuff[uiIndex])) {
Status = -1;
goto BeceemFlashBulkWriteStatus_EXIT;
}
}
if (bVerify) {
for (uiIndex = 0; uiIndex < Adapter->uiSectorSize; uiIndex += MAX_RW_SIZE) {
if (STATUS_SUCCESS == BeceemFlashBulkRead(Adapter, (PUINT)ucReadBk, uiOffsetFromSectStart + uiIndex, MAX_RW_SIZE)) {
if (memcmp(ucReadBk, &pTempBuff[uiIndex], MAX_RW_SIZE)) {
Status = STATUS_FAILURE;
goto BeceemFlashBulkWriteStatus_EXIT;
}
}
}
}
if (ulStatus) {
BcmRestoreBlockProtectStatus(Adapter, ulStatus);
ulStatus = 0;
}
uiCurrSectOffsetAddr = 0;
uiSectAlignAddr = uiSectBoundary;
uiSectBoundary += Adapter->uiSectorSize;
uiOffsetFromSectStart += Adapter->uiSectorSize;
uiNumSectTobeRead--;
}
/*
* Cleanup.
*/
BeceemFlashBulkWriteStatus_EXIT:
if (ulStatus)
BcmRestoreBlockProtectStatus(Adapter, ulStatus);
kfree(pTempBuff);
Adapter->SelectedChip = RESET_CHIP_SELECT;
return Status;
}
/*
* Procedure: PropagateCalParamsFromEEPROMToMemory
*
* Description: Dumps the calibration section of EEPROM to DDR.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* Returns:
* OSAL_STATUS_CODE
*
*/
int PropagateCalParamsFromEEPROMToMemory(struct bcm_mini_adapter *Adapter)
{
PCHAR pBuff = kmalloc(BUFFER_4K, GFP_KERNEL);
unsigned int uiEepromSize = 0;
unsigned int uiIndex = 0;
unsigned int uiBytesToCopy = 0;
unsigned int uiCalStartAddr = EEPROM_CALPARAM_START;
unsigned int uiMemoryLoc = EEPROM_CAL_DATA_INTERNAL_LOC;
unsigned int value;
int Status = 0;
if (!pBuff)
return -ENOMEM;
if (0 != BeceemEEPROMBulkRead(Adapter, &uiEepromSize, EEPROM_SIZE_OFFSET, 4)) {
kfree(pBuff);
return -1;
}
uiEepromSize >>= 16;
if (uiEepromSize > 1024 * 1024) {
kfree(pBuff);
return -1;
}
uiBytesToCopy = MIN(BUFFER_4K, uiEepromSize);
while (uiBytesToCopy) {
if (0 != BeceemEEPROMBulkRead(Adapter, (PUINT)pBuff, uiCalStartAddr, uiBytesToCopy)) {
Status = -1;
break;
}
wrm(Adapter, uiMemoryLoc, (PCHAR)(((PULONG)pBuff) + uiIndex), uiBytesToCopy);
uiMemoryLoc += uiBytesToCopy;
uiEepromSize -= uiBytesToCopy;
uiCalStartAddr += uiBytesToCopy;
uiIndex += uiBytesToCopy / 4;
uiBytesToCopy = MIN(BUFFER_4K, uiEepromSize);
}
value = 0xbeadbead;
wrmalt(Adapter, EEPROM_CAL_DATA_INTERNAL_LOC - 4, &value, sizeof(value));
value = 0xbeadbead;
wrmalt(Adapter, EEPROM_CAL_DATA_INTERNAL_LOC - 8, &value, sizeof(value));
kfree(pBuff);
return Status;
}
/*
* Procedure: PropagateCalParamsFromFlashToMemory
*
* Description: Dumps the calibration section of EEPROM to DDR.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* Returns:
* OSAL_STATUS_CODE
*
*/
int PropagateCalParamsFromFlashToMemory(struct bcm_mini_adapter *Adapter)
{
PCHAR pBuff, pPtr;
unsigned int uiEepromSize = 0;
unsigned int uiBytesToCopy = 0;
/* unsigned int uiIndex = 0; */
unsigned int uiCalStartAddr = EEPROM_CALPARAM_START;
unsigned int uiMemoryLoc = EEPROM_CAL_DATA_INTERNAL_LOC;
unsigned int value;
int Status = 0;
/*
* Write the signature first. This will ensure firmware does not access EEPROM.
*/
value = 0xbeadbead;
wrmalt(Adapter, EEPROM_CAL_DATA_INTERNAL_LOC - 4, &value, sizeof(value));
value = 0xbeadbead;
wrmalt(Adapter, EEPROM_CAL_DATA_INTERNAL_LOC - 8, &value, sizeof(value));
if (0 != BeceemNVMRead(Adapter, &uiEepromSize, EEPROM_SIZE_OFFSET, 4))
return -1;
uiEepromSize = ntohl(uiEepromSize);
uiEepromSize >>= 16;
/*
* subtract the auto init section size
*/
uiEepromSize -= EEPROM_CALPARAM_START;
if (uiEepromSize > 1024 * 1024)
return -1;
pBuff = kmalloc(uiEepromSize, GFP_KERNEL);
if (pBuff == NULL)
return -ENOMEM;
if (0 != BeceemNVMRead(Adapter, (PUINT)pBuff, uiCalStartAddr, uiEepromSize)) {
kfree(pBuff);
return -1;
}
pPtr = pBuff;
uiBytesToCopy = MIN(BUFFER_4K, uiEepromSize);
while (uiBytesToCopy) {
Status = wrm(Adapter, uiMemoryLoc, (PCHAR)pPtr, uiBytesToCopy);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "wrm failed with status :%d", Status);
break;
}
pPtr += uiBytesToCopy;
uiEepromSize -= uiBytesToCopy;
uiMemoryLoc += uiBytesToCopy;
uiBytesToCopy = MIN(BUFFER_4K, uiEepromSize);
}
kfree(pBuff);
return Status;
}
/*
* Procedure: BeceemEEPROMReadBackandVerify
*
* Description: Read back the data written and verifies.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Data to be written.
* uiOffset - Offset of the flash where data needs to be written to.
* uiNumBytes - Number of bytes to be written.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int BeceemEEPROMReadBackandVerify(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes)
{
unsigned int uiRdbk = 0;
unsigned int uiIndex = 0;
unsigned int uiData = 0;
unsigned int auiData[4] = {0};
while (uiNumBytes) {
if (Adapter->device_removed)
return -1;
if (uiNumBytes >= MAX_RW_SIZE) {
/* for the requests more than or equal to MAX_RW_SIZE bytes, use bulk read function to make the access faster. */
BeceemEEPROMBulkRead(Adapter, &auiData[0], uiOffset, MAX_RW_SIZE);
if (memcmp(&pBuffer[uiIndex], &auiData[0], MAX_RW_SIZE)) {
/* re-write */
BeceemEEPROMBulkWrite(Adapter, (PUCHAR)(pBuffer + uiIndex), uiOffset, MAX_RW_SIZE, false);
mdelay(3);
BeceemEEPROMBulkRead(Adapter, &auiData[0], uiOffset, MAX_RW_SIZE);
if (memcmp(&pBuffer[uiIndex], &auiData[0], MAX_RW_SIZE))
return -1;
}
uiOffset += MAX_RW_SIZE;
uiNumBytes -= MAX_RW_SIZE;
uiIndex += 4;
} else if (uiNumBytes >= 4) {
BeceemEEPROMBulkRead(Adapter, &uiData, uiOffset, 4);
if (uiData != pBuffer[uiIndex]) {
/* re-write */
BeceemEEPROMBulkWrite(Adapter, (PUCHAR)(pBuffer + uiIndex), uiOffset, 4, false);
mdelay(3);
BeceemEEPROMBulkRead(Adapter, &uiData, uiOffset, 4);
if (uiData != pBuffer[uiIndex])
return -1;
}
uiOffset += 4;
uiNumBytes -= 4;
uiIndex++;
} else {
/* Handle the reads less than 4 bytes... */
uiData = 0;
memcpy(&uiData, ((PUCHAR)pBuffer) + (uiIndex * sizeof(unsigned int)), uiNumBytes);
BeceemEEPROMBulkRead(Adapter, &uiRdbk, uiOffset, 4);
if (memcmp(&uiData, &uiRdbk, uiNumBytes))
return -1;
uiNumBytes = 0;
}
}
return 0;
}
static VOID BcmSwapWord(unsigned int *ptr1)
{
unsigned int tempval = (unsigned int)*ptr1;
char *ptr2 = (char *)&tempval;
char *ptr = (char *)ptr1;
ptr[0] = ptr2[3];
ptr[1] = ptr2[2];
ptr[2] = ptr2[1];
ptr[3] = ptr2[0];
}
/*
* Procedure: BeceemEEPROMWritePage
*
* Description: Performs page write (16bytes) to the EEPROM
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiData - Data to be written.
* uiOffset - Offset of the EEPROM where data needs to be written to.
* Returns:
* OSAL_STATUS_CODE
*
*/
static int BeceemEEPROMWritePage(struct bcm_mini_adapter *Adapter, unsigned int uiData[], unsigned int uiOffset)
{
unsigned int uiRetries = MAX_EEPROM_RETRIES * RETRIES_PER_DELAY;
unsigned int uiStatus = 0;
UCHAR uiEpromStatus = 0;
unsigned int value = 0;
/* Flush the Write/Read/Cmd queues. */
value = (EEPROM_WRITE_QUEUE_FLUSH | EEPROM_CMD_QUEUE_FLUSH | EEPROM_READ_QUEUE_FLUSH);
wrmalt(Adapter, SPI_FLUSH_REG, &value, sizeof(value));
value = 0;
wrmalt(Adapter, SPI_FLUSH_REG, &value, sizeof(value));
/* Clear the Empty/Avail/Full bits. After this it has been confirmed
* that the bit was cleared by reading back the register. See NOTE below.
* We also clear the Read queues as we do a EEPROM status register read
* later.
*/
value = (EEPROM_WRITE_QUEUE_EMPTY | EEPROM_WRITE_QUEUE_AVAIL | EEPROM_WRITE_QUEUE_FULL | EEPROM_READ_DATA_AVAIL | EEPROM_READ_DATA_FULL);
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
/* Enable write */
value = EEPROM_WRITE_ENABLE;
wrmalt(Adapter, EEPROM_CMDQ_SPI_REG, &value, sizeof(value));
/* We can write back to back 8bits * 16 into the queue and as we have
* checked for the queue to be empty we can write in a burst.
*/
value = uiData[0];
BcmSwapWord(&value);
wrm(Adapter, EEPROM_WRITE_DATAQ_REG, (PUCHAR)&value, 4);
value = uiData[1];
BcmSwapWord(&value);
wrm(Adapter, EEPROM_WRITE_DATAQ_REG, (PUCHAR)&value, 4);
value = uiData[2];
BcmSwapWord(&value);
wrm(Adapter, EEPROM_WRITE_DATAQ_REG, (PUCHAR)&value, 4);
value = uiData[3];
BcmSwapWord(&value);
wrm(Adapter, EEPROM_WRITE_DATAQ_REG, (PUCHAR)&value, 4);
/* NOTE : After this write, on readback of EEPROM_SPI_Q_STATUS1_REG
* shows that we see 7 for the EEPROM data write. Which means that
* queue got full, also space is available as well as the queue is empty.
* This may happen in sequence.
*/
value = EEPROM_16_BYTE_PAGE_WRITE | uiOffset;
wrmalt(Adapter, EEPROM_CMDQ_SPI_REG, &value, sizeof(value));
/* Ideally we should loop here without tries and eventually succeed.
* What we are checking if the previous write has completed, and this
* may take time. We should wait till the Empty bit is set.
*/
uiStatus = 0;
rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus));
while ((uiStatus & EEPROM_WRITE_QUEUE_EMPTY) == 0) {
uiRetries--;
if (uiRetries == 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "0x0f003004 = %x, %d retries failed.\n", uiStatus, MAX_EEPROM_RETRIES * RETRIES_PER_DELAY);
return STATUS_FAILURE;
}
if (!(uiRetries%RETRIES_PER_DELAY))
udelay(1000);
uiStatus = 0;
rdmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &uiStatus, sizeof(uiStatus));
if (Adapter->device_removed == TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Modem got removed hence exiting from loop....");
return -ENODEV;
}
}
if (uiRetries != 0) {
/* Clear the ones that are set - either, Empty/Full/Avail bits */
value = (uiStatus & (EEPROM_WRITE_QUEUE_EMPTY | EEPROM_WRITE_QUEUE_AVAIL | EEPROM_WRITE_QUEUE_FULL));
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
}
/* Here we should check if the EEPROM status register is correct before
* proceeding. Bit 0 in the EEPROM Status register should be 0 before
* we proceed further. A 1 at Bit 0 indicates that the EEPROM is busy
* with the previous write. Note also that issuing this read finally
* means the previous write to the EEPROM has completed.
*/
uiRetries = MAX_EEPROM_RETRIES * RETRIES_PER_DELAY;
uiEpromStatus = 0;
while (uiRetries != 0) {
uiEpromStatus = ReadEEPROMStatusRegister(Adapter);
if (Adapter->device_removed == TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Modem has got removed hence exiting from loop...");
return -ENODEV;
}
if ((EEPROM_STATUS_REG_WRITE_BUSY & uiEpromStatus) == 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "EEPROM status register = %x tries = %d\n", uiEpromStatus, (MAX_EEPROM_RETRIES * RETRIES_PER_DELAY - uiRetries));
return STATUS_SUCCESS;
}
uiRetries--;
if (uiRetries == 0) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "0x0f003004 = %x, for EEPROM status read %d retries failed.\n", uiEpromStatus, MAX_EEPROM_RETRIES * RETRIES_PER_DELAY);
return STATUS_FAILURE;
}
uiEpromStatus = 0;
if (!(uiRetries%RETRIES_PER_DELAY))
udelay(1000);
}
return STATUS_SUCCESS;
} /* BeceemEEPROMWritePage */
/*
* Procedure: BeceemEEPROMBulkWrite
*
* Description: Performs write to the EEPROM
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Data to be written.
* uiOffset - Offset of the EEPROM where data needs to be written to.
* uiNumBytes - Number of bytes to be written.
* bVerify - read verify flag.
* Returns:
* OSAL_STATUS_CODE
*
*/
int BeceemEEPROMBulkWrite(struct bcm_mini_adapter *Adapter,
PUCHAR pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes,
bool bVerify)
{
unsigned int uiBytesToCopy = uiNumBytes;
/* unsigned int uiRdbk = 0; */
unsigned int uiData[4] = {0};
unsigned int uiIndex = 0;
unsigned int uiTempOffset = 0;
unsigned int uiExtraBytes = 0;
/* PUINT puiBuffer = (PUINT)pBuffer;
* int value;
*/
if (uiOffset % MAX_RW_SIZE && uiBytesToCopy) {
uiTempOffset = uiOffset - (uiOffset % MAX_RW_SIZE);
uiExtraBytes = uiOffset - uiTempOffset;
BeceemEEPROMBulkRead(Adapter, &uiData[0], uiTempOffset, MAX_RW_SIZE);
if (uiBytesToCopy >= (16 - uiExtraBytes)) {
memcpy((((PUCHAR)&uiData[0]) + uiExtraBytes), pBuffer, MAX_RW_SIZE - uiExtraBytes);
if (STATUS_FAILURE == BeceemEEPROMWritePage(Adapter, uiData, uiTempOffset))
return STATUS_FAILURE;
uiBytesToCopy -= (MAX_RW_SIZE - uiExtraBytes);
uiIndex += (MAX_RW_SIZE - uiExtraBytes);
uiOffset += (MAX_RW_SIZE - uiExtraBytes);
} else {
memcpy((((PUCHAR)&uiData[0]) + uiExtraBytes), pBuffer, uiBytesToCopy);
if (STATUS_FAILURE == BeceemEEPROMWritePage(Adapter, uiData, uiTempOffset))
return STATUS_FAILURE;
uiIndex += uiBytesToCopy;
uiOffset += uiBytesToCopy;
uiBytesToCopy = 0;
}
}
while (uiBytesToCopy) {
if (Adapter->device_removed)
return -1;
if (uiBytesToCopy >= MAX_RW_SIZE) {
if (STATUS_FAILURE == BeceemEEPROMWritePage(Adapter, (PUINT) &pBuffer[uiIndex], uiOffset))
return STATUS_FAILURE;
uiIndex += MAX_RW_SIZE;
uiOffset += MAX_RW_SIZE;
uiBytesToCopy -= MAX_RW_SIZE;
} else {
/*
* To program non 16byte aligned data, read 16byte and then update.
*/
BeceemEEPROMBulkRead(Adapter, &uiData[0], uiOffset, 16);
memcpy(&uiData[0], pBuffer + uiIndex, uiBytesToCopy);
if (STATUS_FAILURE == BeceemEEPROMWritePage(Adapter, uiData, uiOffset))
return STATUS_FAILURE;
uiBytesToCopy = 0;
}
}
return 0;
}
/*
* Procedure: BeceemNVMRead
*
* Description: Reads n number of bytes from NVM.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Buffer to store the data read from NVM
* uiOffset - Offset of NVM from where data should be read
* uiNumBytes - Number of bytes to be read from the NVM.
*
* Returns:
* OSAL_STATUS_SUCCESS - if NVM read is successful.
* <FAILURE> - if failed.
*/
int BeceemNVMRead(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes)
{
int Status = 0;
#if !defined(BCM_SHM_INTERFACE) || defined(FLASH_DIRECT_ACCESS)
unsigned int uiTemp = 0, value;
#endif
if (Adapter->eNVMType == NVM_FLASH) {
if (Adapter->bFlashRawRead == false) {
if (IsSectionExistInVendorInfo(Adapter, Adapter->eActiveDSD))
return vendorextnReadSection(Adapter, (PUCHAR)pBuffer, Adapter->eActiveDSD, uiOffset, uiNumBytes);
uiOffset = uiOffset + Adapter->ulFlashCalStart;
}
#if defined(BCM_SHM_INTERFACE) && !defined(FLASH_DIRECT_ACCESS)
Status = bcmflash_raw_read((uiOffset / FLASH_PART_SIZE), (uiOffset % FLASH_PART_SIZE), (unsigned char *)pBuffer, uiNumBytes);
#else
rdmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
value = 0;
wrmalt(Adapter, 0x0f000C80, &value, sizeof(value));
Status = BeceemFlashBulkRead(Adapter,
pBuffer,
uiOffset,
uiNumBytes);
wrmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
#endif
} else if (Adapter->eNVMType == NVM_EEPROM) {
Status = BeceemEEPROMBulkRead(Adapter,
pBuffer,
uiOffset,
uiNumBytes);
} else {
Status = -1;
}
return Status;
}
/*
* Procedure: BeceemNVMWrite
*
* Description: Writes n number of bytes to NVM.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* pBuffer - Buffer contains the data to be written.
* uiOffset - Offset of NVM where data to be written to.
* uiNumBytes - Number of bytes to be written..
*
* Returns:
* OSAL_STATUS_SUCCESS - if NVM write is successful.
* <FAILURE> - if failed.
*/
int BeceemNVMWrite(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
unsigned int uiOffset,
unsigned int uiNumBytes,
bool bVerify)
{
int Status = 0;
unsigned int uiTemp = 0;
unsigned int uiMemoryLoc = EEPROM_CAL_DATA_INTERNAL_LOC;
unsigned int uiIndex = 0;
#if !defined(BCM_SHM_INTERFACE) || defined(FLASH_DIRECT_ACCESS)
unsigned int value;
#endif
unsigned int uiFlashOffset = 0;
if (Adapter->eNVMType == NVM_FLASH) {
if (IsSectionExistInVendorInfo(Adapter, Adapter->eActiveDSD))
Status = vendorextnWriteSection(Adapter, (PUCHAR)pBuffer, Adapter->eActiveDSD, uiOffset, uiNumBytes, bVerify);
else {
uiFlashOffset = uiOffset + Adapter->ulFlashCalStart;
#if defined(BCM_SHM_INTERFACE) && !defined(FLASH_DIRECT_ACCESS)
Status = bcmflash_raw_write((uiFlashOffset / FLASH_PART_SIZE), (uiFlashOffset % FLASH_PART_SIZE), (unsigned char *)pBuffer, uiNumBytes);
#else
rdmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
value = 0;
wrmalt(Adapter, 0x0f000C80, &value, sizeof(value));
if (Adapter->bStatusWrite == TRUE)
Status = BeceemFlashBulkWriteStatus(Adapter,
pBuffer,
uiFlashOffset,
uiNumBytes ,
bVerify);
else
Status = BeceemFlashBulkWrite(Adapter,
pBuffer,
uiFlashOffset,
uiNumBytes,
bVerify);
#endif
}
if (uiOffset >= EEPROM_CALPARAM_START) {
uiMemoryLoc += (uiOffset - EEPROM_CALPARAM_START);
while (uiNumBytes) {
if (uiNumBytes > BUFFER_4K) {
wrm(Adapter, (uiMemoryLoc+uiIndex), (PCHAR)(pBuffer + (uiIndex / 4)), BUFFER_4K);
uiNumBytes -= BUFFER_4K;
uiIndex += BUFFER_4K;
} else {
wrm(Adapter, uiMemoryLoc+uiIndex, (PCHAR)(pBuffer + (uiIndex / 4)), uiNumBytes);
uiNumBytes = 0;
break;
}
}
} else {
if ((uiOffset + uiNumBytes) > EEPROM_CALPARAM_START) {
ULONG ulBytesTobeSkipped = 0;
PUCHAR pcBuffer = (PUCHAR)pBuffer; /* char pointer to take care of odd byte cases. */
uiNumBytes -= (EEPROM_CALPARAM_START - uiOffset);
ulBytesTobeSkipped += (EEPROM_CALPARAM_START - uiOffset);
uiOffset += (EEPROM_CALPARAM_START - uiOffset);
while (uiNumBytes) {
if (uiNumBytes > BUFFER_4K) {
wrm(Adapter, uiMemoryLoc + uiIndex, (PCHAR)&pcBuffer[ulBytesTobeSkipped + uiIndex], BUFFER_4K);
uiNumBytes -= BUFFER_4K;
uiIndex += BUFFER_4K;
} else {
wrm(Adapter, uiMemoryLoc + uiIndex, (PCHAR)&pcBuffer[ulBytesTobeSkipped + uiIndex], uiNumBytes);
uiNumBytes = 0;
break;
}
}
}
}
/* restore the values. */
wrmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
} else if (Adapter->eNVMType == NVM_EEPROM) {
Status = BeceemEEPROMBulkWrite(Adapter,
(PUCHAR)pBuffer,
uiOffset,
uiNumBytes,
bVerify);
if (bVerify)
Status = BeceemEEPROMReadBackandVerify(Adapter, (PUINT)pBuffer, uiOffset, uiNumBytes);
} else {
Status = -1;
}
return Status;
}
/*
* Procedure: BcmUpdateSectorSize
*
* Description: Updates the sector size to FLASH.
*
* Arguments:
* Adapter - ptr to Adapter object instance
* uiSectorSize - sector size
*
* Returns:
* OSAL_STATUS_SUCCESS - if NVM write is successful.
* <FAILURE> - if failed.
*/
int BcmUpdateSectorSize(struct bcm_mini_adapter *Adapter, unsigned int uiSectorSize)
{
int Status = -1;
struct bcm_flash_cs_info sFlashCsInfo = {0};
unsigned int uiTemp = 0;
unsigned int uiSectorSig = 0;
unsigned int uiCurrentSectorSize = 0;
unsigned int value;
rdmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
value = 0;
wrmalt(Adapter, 0x0f000C80, &value, sizeof(value));
/*
* Before updating the sector size in the reserved area, check if already present.
*/
BeceemFlashBulkRead(Adapter, (PUINT)&sFlashCsInfo, Adapter->ulFlashControlSectionStart, sizeof(sFlashCsInfo));
uiSectorSig = ntohl(sFlashCsInfo.FlashSectorSizeSig);
uiCurrentSectorSize = ntohl(sFlashCsInfo.FlashSectorSize);
if (uiSectorSig == FLASH_SECTOR_SIZE_SIG) {
if ((uiCurrentSectorSize <= MAX_SECTOR_SIZE) && (uiCurrentSectorSize >= MIN_SECTOR_SIZE)) {
if (uiSectorSize == uiCurrentSectorSize) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Provided sector size is same as programmed in Flash");
Status = STATUS_SUCCESS;
goto Restore;
}
}
}
if ((uiSectorSize <= MAX_SECTOR_SIZE) && (uiSectorSize >= MIN_SECTOR_SIZE)) {
sFlashCsInfo.FlashSectorSize = htonl(uiSectorSize);
sFlashCsInfo.FlashSectorSizeSig = htonl(FLASH_SECTOR_SIZE_SIG);
Status = BeceemFlashBulkWrite(Adapter,
(PUINT)&sFlashCsInfo,
Adapter->ulFlashControlSectionStart,
sizeof(sFlashCsInfo),
TRUE);
}
Restore:
/* restore the values. */
wrmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
return Status;
}
/*
* Procedure: BcmGetFlashSectorSize
*
* Description: Finds the sector size of the FLASH.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* unsigned int - sector size.
*
*/
static unsigned int BcmGetFlashSectorSize(struct bcm_mini_adapter *Adapter, unsigned int FlashSectorSizeSig, unsigned int FlashSectorSize)
{
unsigned int uiSectorSize = 0;
unsigned int uiSectorSig = 0;
if (Adapter->bSectorSizeOverride &&
(Adapter->uiSectorSizeInCFG <= MAX_SECTOR_SIZE &&
Adapter->uiSectorSizeInCFG >= MIN_SECTOR_SIZE)) {
Adapter->uiSectorSize = Adapter->uiSectorSizeInCFG;
} else {
uiSectorSig = FlashSectorSizeSig;
if (uiSectorSig == FLASH_SECTOR_SIZE_SIG) {
uiSectorSize = FlashSectorSize;
/*
* If the sector size stored in the FLASH makes sense then use it.
*/
if (uiSectorSize <= MAX_SECTOR_SIZE && uiSectorSize >= MIN_SECTOR_SIZE) {
Adapter->uiSectorSize = uiSectorSize;
} else if (Adapter->uiSectorSizeInCFG <= MAX_SECTOR_SIZE &&
Adapter->uiSectorSizeInCFG >= MIN_SECTOR_SIZE) {
/* No valid size in FLASH, check if Config file has it. */
Adapter->uiSectorSize = Adapter->uiSectorSizeInCFG;
} else {
/* Init to Default, if none of the above works. */
Adapter->uiSectorSize = DEFAULT_SECTOR_SIZE;
}
} else {
if (Adapter->uiSectorSizeInCFG <= MAX_SECTOR_SIZE &&
Adapter->uiSectorSizeInCFG >= MIN_SECTOR_SIZE)
Adapter->uiSectorSize = Adapter->uiSectorSizeInCFG;
else
Adapter->uiSectorSize = DEFAULT_SECTOR_SIZE;
}
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Sector size :%x\n", Adapter->uiSectorSize);
return Adapter->uiSectorSize;
}
/*
* Procedure: BcmInitEEPROMQueues
*
* Description: Initialization of EEPROM queues.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* <OSAL_STATUS_CODE>
*/
static int BcmInitEEPROMQueues(struct bcm_mini_adapter *Adapter)
{
unsigned int value = 0;
/* CHIP Bug : Clear the Avail bits on the Read queue. The default
* value on this register is supposed to be 0x00001102.
* But we get 0x00001122.
*/
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Fixing reset value on 0x0f003004 register\n");
value = EEPROM_READ_DATA_AVAIL;
wrmalt(Adapter, EEPROM_SPI_Q_STATUS1_REG, &value, sizeof(value));
/* Flush the all the EEPROM queues. */
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, " Flushing the queues\n");
value = EEPROM_ALL_QUEUE_FLUSH;
wrmalt(Adapter, SPI_FLUSH_REG, &value, sizeof(value));
value = 0;
wrmalt(Adapter, SPI_FLUSH_REG, &value, sizeof(value));
/* Read the EEPROM Status Register. Just to see, no real purpose. */
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "EEPROM Status register value = %x\n", ReadEEPROMStatusRegister(Adapter));
return STATUS_SUCCESS;
} /* BcmInitEEPROMQueues() */
/*
* Procedure: BcmInitNVM
*
* Description: Initialization of NVM, EEPROM size,FLASH size, sector size etc.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* <OSAL_STATUS_CODE>
*/
int BcmInitNVM(struct bcm_mini_adapter *ps_adapter)
{
BcmValidateNvmType(ps_adapter);
BcmInitEEPROMQueues(ps_adapter);
if (ps_adapter->eNVMType == NVM_AUTODETECT) {
ps_adapter->eNVMType = BcmGetNvmType(ps_adapter);
if (ps_adapter->eNVMType == NVM_UNKNOWN)
BCM_DEBUG_PRINT(ps_adapter, DBG_TYPE_PRINTK, 0, 0, "NVM Type is unknown!!\n");
} else if (ps_adapter->eNVMType == NVM_FLASH) {
BcmGetFlashCSInfo(ps_adapter);
}
BcmGetNvmSize(ps_adapter);
return STATUS_SUCCESS;
}
/* BcmGetNvmSize : set the EEPROM or flash size in Adapter.
*
* Input Parameter:
* Adapter data structure
* Return Value :
* 0. means success;
*/
static int BcmGetNvmSize(struct bcm_mini_adapter *Adapter)
{
if (Adapter->eNVMType == NVM_EEPROM)
Adapter->uiNVMDSDSize = BcmGetEEPROMSize(Adapter);
else if (Adapter->eNVMType == NVM_FLASH)
Adapter->uiNVMDSDSize = BcmGetFlashSize(Adapter);
return 0;
}
/*
* Procedure: BcmValidateNvm
*
* Description: Validates the NVM Type option selected against the device
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* <VOID>
*/
static VOID BcmValidateNvmType(struct bcm_mini_adapter *Adapter)
{
/*
* if forcing the FLASH through CFG file, we should ensure device really has a FLASH.
* Accessing the FLASH address without the FLASH being present can cause hang/freeze etc.
* So if NVM_FLASH is selected for older chipsets, change it to AUTODETECT where EEPROM is 1st choice.
*/
if (Adapter->eNVMType == NVM_FLASH &&
Adapter->chip_id < 0xBECE3300)
Adapter->eNVMType = NVM_AUTODETECT;
}
/*
* Procedure: BcmReadFlashRDID
*
* Description: Reads ID from Serial Flash
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* Flash ID
*/
static ULONG BcmReadFlashRDID(struct bcm_mini_adapter *Adapter)
{
ULONG ulRDID = 0;
unsigned int value;
/*
* Read ID Instruction.
*/
value = (FLASH_CMD_READ_ID << 24);
wrmalt(Adapter, FLASH_SPI_CMDQ_REG, &value, sizeof(value));
/* Delay */
udelay(10);
/*
* Read SPI READQ REG. The output will be WWXXYYZZ.
* The ID is 3Bytes long and is WWXXYY. ZZ needs to be Ignored.
*/
rdmalt(Adapter, FLASH_SPI_READQ_REG, (PUINT)&ulRDID, sizeof(ulRDID));
return ulRDID >> 8;
}
int BcmAllocFlashCSStructure(struct bcm_mini_adapter *psAdapter)
{
if (!psAdapter) {
BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_PRINTK, 0, 0, "Adapter structure point is NULL");
return -EINVAL;
}
psAdapter->psFlashCSInfo = kzalloc(sizeof(struct bcm_flash_cs_info), GFP_KERNEL);
if (psAdapter->psFlashCSInfo == NULL) {
BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_PRINTK, 0, 0, "Can't Allocate memory for Flash 1.x");
return -ENOMEM;
}
psAdapter->psFlash2xCSInfo = kzalloc(sizeof(struct bcm_flash2x_cs_info), GFP_KERNEL);
if (!psAdapter->psFlash2xCSInfo) {
BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_PRINTK, 0, 0, "Can't Allocate memory for Flash 2.x");
kfree(psAdapter->psFlashCSInfo);
return -ENOMEM;
}
psAdapter->psFlash2xVendorInfo = kzalloc(sizeof(struct bcm_flash2x_vendor_info), GFP_KERNEL);
if (!psAdapter->psFlash2xVendorInfo) {
BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_PRINTK, 0, 0, "Can't Allocate Vendor Info Memory for Flash 2.x");
kfree(psAdapter->psFlashCSInfo);
kfree(psAdapter->psFlash2xCSInfo);
return -ENOMEM;
}
return STATUS_SUCCESS;
}
int BcmDeAllocFlashCSStructure(struct bcm_mini_adapter *psAdapter)
{
if (!psAdapter) {
BCM_DEBUG_PRINT(psAdapter, DBG_TYPE_PRINTK, 0, 0, "Adapter structure point is NULL");
return -EINVAL;
}
kfree(psAdapter->psFlashCSInfo);
kfree(psAdapter->psFlash2xCSInfo);
kfree(psAdapter->psFlash2xVendorInfo);
return STATUS_SUCCESS;
}
static int BcmDumpFlash2XCSStructure(struct bcm_flash2x_cs_info *psFlash2xCSInfo, struct bcm_mini_adapter *Adapter)
{
unsigned int Index = 0;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "**********************FLASH2X CS Structure *******************");
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Signature is :%x", (psFlash2xCSInfo->MagicNumber));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Flash Major Version :%d", MAJOR_VERSION(psFlash2xCSInfo->FlashLayoutVersion));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Flash Minor Version :%d", MINOR_VERSION(psFlash2xCSInfo->FlashLayoutVersion));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, " ISOImageMajorVersion:0x%x", (psFlash2xCSInfo->ISOImageVersion));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "SCSIFirmwareMajorVersion :0x%x", (psFlash2xCSInfo->SCSIFirmwareVersion));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForPart1ISOImage :0x%x", (psFlash2xCSInfo->OffsetFromZeroForPart1ISOImage));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForScsiFirmware :0x%x", (psFlash2xCSInfo->OffsetFromZeroForScsiFirmware));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "SizeOfScsiFirmware :0x%x", (psFlash2xCSInfo->SizeOfScsiFirmware));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForPart2ISOImage :0x%x", (psFlash2xCSInfo->OffsetFromZeroForPart2ISOImage));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForDSDStart :0x%x", (psFlash2xCSInfo->OffsetFromZeroForDSDStart));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForDSDEnd :0x%x", (psFlash2xCSInfo->OffsetFromZeroForDSDEnd));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForVSAStart :0x%x", (psFlash2xCSInfo->OffsetFromZeroForVSAStart));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForVSAEnd :0x%x", (psFlash2xCSInfo->OffsetFromZeroForVSAEnd));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForControlSectionStart :0x%x", (psFlash2xCSInfo->OffsetFromZeroForControlSectionStart));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForControlSectionData :0x%x", (psFlash2xCSInfo->OffsetFromZeroForControlSectionData));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "CDLessInactivityTimeout :0x%x", (psFlash2xCSInfo->CDLessInactivityTimeout));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "NewImageSignature :0x%x", (psFlash2xCSInfo->NewImageSignature));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "FlashSectorSizeSig :0x%x", (psFlash2xCSInfo->FlashSectorSizeSig));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "FlashSectorSize :0x%x", (psFlash2xCSInfo->FlashSectorSize));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "FlashWriteSupportSize :0x%x", (psFlash2xCSInfo->FlashWriteSupportSize));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "TotalFlashSize :0x%X", (psFlash2xCSInfo->TotalFlashSize));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "FlashBaseAddr :0x%x", (psFlash2xCSInfo->FlashBaseAddr));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "FlashPartMaxSize :0x%x", (psFlash2xCSInfo->FlashPartMaxSize));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "IsCDLessDeviceBootSig :0x%x", (psFlash2xCSInfo->IsCDLessDeviceBootSig));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "MassStorageTimeout :0x%x", (psFlash2xCSInfo->MassStorageTimeout));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage1Part1Start :0x%x", (psFlash2xCSInfo->OffsetISOImage1Part1Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage1Part1End :0x%x", (psFlash2xCSInfo->OffsetISOImage1Part1End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage1Part2Start :0x%x", (psFlash2xCSInfo->OffsetISOImage1Part2Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage1Part2End :0x%x", (psFlash2xCSInfo->OffsetISOImage1Part2End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage1Part3Start :0x%x", (psFlash2xCSInfo->OffsetISOImage1Part3Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage1Part3End :0x%x", (psFlash2xCSInfo->OffsetISOImage1Part3End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage2Part1Start :0x%x", (psFlash2xCSInfo->OffsetISOImage2Part1Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage2Part1End :0x%x", (psFlash2xCSInfo->OffsetISOImage2Part1End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage2Part2Start :0x%x", (psFlash2xCSInfo->OffsetISOImage2Part2Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage2Part2End :0x%x", (psFlash2xCSInfo->OffsetISOImage2Part2End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage2Part3Start :0x%x", (psFlash2xCSInfo->OffsetISOImage2Part3Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetISOImage2Part3End :0x%x", (psFlash2xCSInfo->OffsetISOImage2Part3End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromDSDStartForDSDHeader :0x%x", (psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForDSD1Start :0x%x", (psFlash2xCSInfo->OffsetFromZeroForDSD1Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForDSD1End :0x%x", (psFlash2xCSInfo->OffsetFromZeroForDSD1End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForDSD2Start :0x%x", (psFlash2xCSInfo->OffsetFromZeroForDSD2Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForDSD2End :0x%x", (psFlash2xCSInfo->OffsetFromZeroForDSD2End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForVSA1Start :0x%x", (psFlash2xCSInfo->OffsetFromZeroForVSA1Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForVSA1End :0x%x", (psFlash2xCSInfo->OffsetFromZeroForVSA1End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForVSA2Start :0x%x", (psFlash2xCSInfo->OffsetFromZeroForVSA2Start));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "OffsetFromZeroForVSA2End :0x%x", (psFlash2xCSInfo->OffsetFromZeroForVSA2End));
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Sector Access Bit Map is Defined as :");
for (Index = 0; Index < (FLASH2X_TOTAL_SIZE / (DEFAULT_SECTOR_SIZE * 16)); Index++)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "SectorAccessBitMap[%d] :0x%x", Index,
(psFlash2xCSInfo->SectorAccessBitMap[Index]));
return STATUS_SUCCESS;
}
static int ConvertEndianOf2XCSStructure(struct bcm_flash2x_cs_info *psFlash2xCSInfo)
{
unsigned int Index = 0;
psFlash2xCSInfo->MagicNumber = ntohl(psFlash2xCSInfo->MagicNumber);
psFlash2xCSInfo->FlashLayoutVersion = ntohl(psFlash2xCSInfo->FlashLayoutVersion);
/* psFlash2xCSInfo->FlashLayoutMinorVersion = ntohs(psFlash2xCSInfo->FlashLayoutMinorVersion); */
psFlash2xCSInfo->ISOImageVersion = ntohl(psFlash2xCSInfo->ISOImageVersion);
psFlash2xCSInfo->SCSIFirmwareVersion = ntohl(psFlash2xCSInfo->SCSIFirmwareVersion);
psFlash2xCSInfo->OffsetFromZeroForPart1ISOImage = ntohl(psFlash2xCSInfo->OffsetFromZeroForPart1ISOImage);
psFlash2xCSInfo->OffsetFromZeroForScsiFirmware = ntohl(psFlash2xCSInfo->OffsetFromZeroForScsiFirmware);
psFlash2xCSInfo->SizeOfScsiFirmware = ntohl(psFlash2xCSInfo->SizeOfScsiFirmware);
psFlash2xCSInfo->OffsetFromZeroForPart2ISOImage = ntohl(psFlash2xCSInfo->OffsetFromZeroForPart2ISOImage);
psFlash2xCSInfo->OffsetFromZeroForDSDStart = ntohl(psFlash2xCSInfo->OffsetFromZeroForDSDStart);
psFlash2xCSInfo->OffsetFromZeroForDSDEnd = ntohl(psFlash2xCSInfo->OffsetFromZeroForDSDEnd);
psFlash2xCSInfo->OffsetFromZeroForVSAStart = ntohl(psFlash2xCSInfo->OffsetFromZeroForVSAStart);
psFlash2xCSInfo->OffsetFromZeroForVSAEnd = ntohl(psFlash2xCSInfo->OffsetFromZeroForVSAEnd);
psFlash2xCSInfo->OffsetFromZeroForControlSectionStart = ntohl(psFlash2xCSInfo->OffsetFromZeroForControlSectionStart);
psFlash2xCSInfo->OffsetFromZeroForControlSectionData = ntohl(psFlash2xCSInfo->OffsetFromZeroForControlSectionData);
psFlash2xCSInfo->CDLessInactivityTimeout = ntohl(psFlash2xCSInfo->CDLessInactivityTimeout);
psFlash2xCSInfo->NewImageSignature = ntohl(psFlash2xCSInfo->NewImageSignature);
psFlash2xCSInfo->FlashSectorSizeSig = ntohl(psFlash2xCSInfo->FlashSectorSizeSig);
psFlash2xCSInfo->FlashSectorSize = ntohl(psFlash2xCSInfo->FlashSectorSize);
psFlash2xCSInfo->FlashWriteSupportSize = ntohl(psFlash2xCSInfo->FlashWriteSupportSize);
psFlash2xCSInfo->TotalFlashSize = ntohl(psFlash2xCSInfo->TotalFlashSize);
psFlash2xCSInfo->FlashBaseAddr = ntohl(psFlash2xCSInfo->FlashBaseAddr);
psFlash2xCSInfo->FlashPartMaxSize = ntohl(psFlash2xCSInfo->FlashPartMaxSize);
psFlash2xCSInfo->IsCDLessDeviceBootSig = ntohl(psFlash2xCSInfo->IsCDLessDeviceBootSig);
psFlash2xCSInfo->MassStorageTimeout = ntohl(psFlash2xCSInfo->MassStorageTimeout);
psFlash2xCSInfo->OffsetISOImage1Part1Start = ntohl(psFlash2xCSInfo->OffsetISOImage1Part1Start);
psFlash2xCSInfo->OffsetISOImage1Part1End = ntohl(psFlash2xCSInfo->OffsetISOImage1Part1End);
psFlash2xCSInfo->OffsetISOImage1Part2Start = ntohl(psFlash2xCSInfo->OffsetISOImage1Part2Start);
psFlash2xCSInfo->OffsetISOImage1Part2End = ntohl(psFlash2xCSInfo->OffsetISOImage1Part2End);
psFlash2xCSInfo->OffsetISOImage1Part3Start = ntohl(psFlash2xCSInfo->OffsetISOImage1Part3Start);
psFlash2xCSInfo->OffsetISOImage1Part3End = ntohl(psFlash2xCSInfo->OffsetISOImage1Part3End);
psFlash2xCSInfo->OffsetISOImage2Part1Start = ntohl(psFlash2xCSInfo->OffsetISOImage2Part1Start);
psFlash2xCSInfo->OffsetISOImage2Part1End = ntohl(psFlash2xCSInfo->OffsetISOImage2Part1End);
psFlash2xCSInfo->OffsetISOImage2Part2Start = ntohl(psFlash2xCSInfo->OffsetISOImage2Part2Start);
psFlash2xCSInfo->OffsetISOImage2Part2End = ntohl(psFlash2xCSInfo->OffsetISOImage2Part2End);
psFlash2xCSInfo->OffsetISOImage2Part3Start = ntohl(psFlash2xCSInfo->OffsetISOImage2Part3Start);
psFlash2xCSInfo->OffsetISOImage2Part3End = ntohl(psFlash2xCSInfo->OffsetISOImage2Part3End);
psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader = ntohl(psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader);
psFlash2xCSInfo->OffsetFromZeroForDSD1Start = ntohl(psFlash2xCSInfo->OffsetFromZeroForDSD1Start);
psFlash2xCSInfo->OffsetFromZeroForDSD1End = ntohl(psFlash2xCSInfo->OffsetFromZeroForDSD1End);
psFlash2xCSInfo->OffsetFromZeroForDSD2Start = ntohl(psFlash2xCSInfo->OffsetFromZeroForDSD2Start);
psFlash2xCSInfo->OffsetFromZeroForDSD2End = ntohl(psFlash2xCSInfo->OffsetFromZeroForDSD2End);
psFlash2xCSInfo->OffsetFromZeroForVSA1Start = ntohl(psFlash2xCSInfo->OffsetFromZeroForVSA1Start);
psFlash2xCSInfo->OffsetFromZeroForVSA1End = ntohl(psFlash2xCSInfo->OffsetFromZeroForVSA1End);
psFlash2xCSInfo->OffsetFromZeroForVSA2Start = ntohl(psFlash2xCSInfo->OffsetFromZeroForVSA2Start);
psFlash2xCSInfo->OffsetFromZeroForVSA2End = ntohl(psFlash2xCSInfo->OffsetFromZeroForVSA2End);
for (Index = 0; Index < (FLASH2X_TOTAL_SIZE / (DEFAULT_SECTOR_SIZE * 16)); Index++)
psFlash2xCSInfo->SectorAccessBitMap[Index] = ntohl(psFlash2xCSInfo->SectorAccessBitMap[Index]);
return STATUS_SUCCESS;
}
static int ConvertEndianOfCSStructure(struct bcm_flash_cs_info *psFlashCSInfo)
{
/* unsigned int Index = 0; */
psFlashCSInfo->MagicNumber = ntohl(psFlashCSInfo->MagicNumber);
psFlashCSInfo->FlashLayoutVersion = ntohl(psFlashCSInfo->FlashLayoutVersion);
psFlashCSInfo->ISOImageVersion = ntohl(psFlashCSInfo->ISOImageVersion);
/* won't convert according to old assumption */
psFlashCSInfo->SCSIFirmwareVersion = (psFlashCSInfo->SCSIFirmwareVersion);
psFlashCSInfo->OffsetFromZeroForPart1ISOImage = ntohl(psFlashCSInfo->OffsetFromZeroForPart1ISOImage);
psFlashCSInfo->OffsetFromZeroForScsiFirmware = ntohl(psFlashCSInfo->OffsetFromZeroForScsiFirmware);
psFlashCSInfo->SizeOfScsiFirmware = ntohl(psFlashCSInfo->SizeOfScsiFirmware);
psFlashCSInfo->OffsetFromZeroForPart2ISOImage = ntohl(psFlashCSInfo->OffsetFromZeroForPart2ISOImage);
psFlashCSInfo->OffsetFromZeroForCalibrationStart = ntohl(psFlashCSInfo->OffsetFromZeroForCalibrationStart);
psFlashCSInfo->OffsetFromZeroForCalibrationEnd = ntohl(psFlashCSInfo->OffsetFromZeroForCalibrationEnd);
psFlashCSInfo->OffsetFromZeroForVSAStart = ntohl(psFlashCSInfo->OffsetFromZeroForVSAStart);
psFlashCSInfo->OffsetFromZeroForVSAEnd = ntohl(psFlashCSInfo->OffsetFromZeroForVSAEnd);
psFlashCSInfo->OffsetFromZeroForControlSectionStart = ntohl(psFlashCSInfo->OffsetFromZeroForControlSectionStart);
psFlashCSInfo->OffsetFromZeroForControlSectionData = ntohl(psFlashCSInfo->OffsetFromZeroForControlSectionData);
psFlashCSInfo->CDLessInactivityTimeout = ntohl(psFlashCSInfo->CDLessInactivityTimeout);
psFlashCSInfo->NewImageSignature = ntohl(psFlashCSInfo->NewImageSignature);
psFlashCSInfo->FlashSectorSizeSig = ntohl(psFlashCSInfo->FlashSectorSizeSig);
psFlashCSInfo->FlashSectorSize = ntohl(psFlashCSInfo->FlashSectorSize);
psFlashCSInfo->FlashWriteSupportSize = ntohl(psFlashCSInfo->FlashWriteSupportSize);
psFlashCSInfo->TotalFlashSize = ntohl(psFlashCSInfo->TotalFlashSize);
psFlashCSInfo->FlashBaseAddr = ntohl(psFlashCSInfo->FlashBaseAddr);
psFlashCSInfo->FlashPartMaxSize = ntohl(psFlashCSInfo->FlashPartMaxSize);
psFlashCSInfo->IsCDLessDeviceBootSig = ntohl(psFlashCSInfo->IsCDLessDeviceBootSig);
psFlashCSInfo->MassStorageTimeout = ntohl(psFlashCSInfo->MassStorageTimeout);
return STATUS_SUCCESS;
}
static int IsSectionExistInVendorInfo(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val section)
{
return (Adapter->uiVendorExtnFlag &&
(Adapter->psFlash2xVendorInfo->VendorSection[section].AccessFlags & FLASH2X_SECTION_PRESENT) &&
(Adapter->psFlash2xVendorInfo->VendorSection[section].OffsetFromZeroForSectionStart != UNINIT_PTR_IN_CS));
}
static VOID UpdateVendorInfo(struct bcm_mini_adapter *Adapter)
{
B_UINT32 i = 0;
unsigned int uiSizeSection = 0;
Adapter->uiVendorExtnFlag = false;
for (i = 0; i < TOTAL_SECTIONS; i++)
Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart = UNINIT_PTR_IN_CS;
if (STATUS_SUCCESS != vendorextnGetSectionInfo(Adapter, Adapter->psFlash2xVendorInfo))
return;
i = 0;
while (i < TOTAL_SECTIONS) {
if (!(Adapter->psFlash2xVendorInfo->VendorSection[i].AccessFlags & FLASH2X_SECTION_PRESENT)) {
i++;
continue;
}
Adapter->uiVendorExtnFlag = TRUE;
uiSizeSection = (Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionEnd -
Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart);
switch (i) {
case DSD0:
if ((uiSizeSection >= (Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + sizeof(struct bcm_dsd_header))) &&
(UNINIT_PTR_IN_CS != Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart))
Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDEnd = VENDOR_PTR_IN_CS;
else
Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDEnd = UNINIT_PTR_IN_CS;
break;
case DSD1:
if ((uiSizeSection >= (Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + sizeof(struct bcm_dsd_header))) &&
(UNINIT_PTR_IN_CS != Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart))
Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1End = VENDOR_PTR_IN_CS;
else
Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1End = UNINIT_PTR_IN_CS;
break;
case DSD2:
if ((uiSizeSection >= (Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + sizeof(struct bcm_dsd_header))) &&
(UNINIT_PTR_IN_CS != Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart))
Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2End = VENDOR_PTR_IN_CS;
else
Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2End = UNINIT_PTR_IN_CS;
break;
case VSA0:
if (UNINIT_PTR_IN_CS != Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart)
Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAEnd = VENDOR_PTR_IN_CS;
else
Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAEnd = UNINIT_PTR_IN_CS;
break;
case VSA1:
if (UNINIT_PTR_IN_CS != Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart)
Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1End = VENDOR_PTR_IN_CS;
else
Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1End = UNINIT_PTR_IN_CS;
break;
case VSA2:
if (UNINIT_PTR_IN_CS != Adapter->psFlash2xVendorInfo->VendorSection[i].OffsetFromZeroForSectionStart)
Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2End = VENDOR_PTR_IN_CS;
else
Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2Start = Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2End = UNINIT_PTR_IN_CS;
break;
default:
break;
}
i++;
}
}
/*
* Procedure: BcmGetFlashCSInfo
*
* Description: Reads control structure and gets Cal section addresses.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* <VOID>
*/
static int BcmGetFlashCSInfo(struct bcm_mini_adapter *Adapter)
{
/* struct bcm_flash_cs_info sFlashCsInfo = {0}; */
#if !defined(BCM_SHM_INTERFACE) || defined(FLASH_DIRECT_ACCESS)
unsigned int value;
#endif
unsigned int uiFlashLayoutMajorVersion;
Adapter->uiFlashLayoutMinorVersion = 0;
Adapter->uiFlashLayoutMajorVersion = 0;
Adapter->ulFlashControlSectionStart = FLASH_CS_INFO_START_ADDR;
Adapter->uiFlashBaseAdd = 0;
Adapter->ulFlashCalStart = 0;
memset(Adapter->psFlashCSInfo, 0 , sizeof(struct bcm_flash_cs_info));
memset(Adapter->psFlash2xCSInfo, 0 , sizeof(struct bcm_flash2x_cs_info));
if (!Adapter->bDDRInitDone) {
value = FLASH_CONTIGIOUS_START_ADDR_BEFORE_INIT;
wrmalt(Adapter, 0xAF00A080, &value, sizeof(value));
}
/* Reading first 8 Bytes to get the Flash Layout
* MagicNumber(4 bytes) +FlashLayoutMinorVersion(2 Bytes) +FlashLayoutMajorVersion(2 Bytes)
*/
BeceemFlashBulkRead(Adapter, (PUINT)Adapter->psFlashCSInfo, Adapter->ulFlashControlSectionStart, 8);
Adapter->psFlashCSInfo->FlashLayoutVersion = ntohl(Adapter->psFlashCSInfo->FlashLayoutVersion);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Flash Layout Version :%X", (Adapter->psFlashCSInfo->FlashLayoutVersion));
/* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Flash Layout Minor Version :%d\n", ntohs(sFlashCsInfo.FlashLayoutMinorVersion)); */
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Signature is :%x\n", ntohl(Adapter->psFlashCSInfo->MagicNumber));
if (FLASH_CONTROL_STRUCT_SIGNATURE == ntohl(Adapter->psFlashCSInfo->MagicNumber)) {
uiFlashLayoutMajorVersion = MAJOR_VERSION((Adapter->psFlashCSInfo->FlashLayoutVersion));
Adapter->uiFlashLayoutMinorVersion = MINOR_VERSION((Adapter->psFlashCSInfo->FlashLayoutVersion));
} else {
Adapter->uiFlashLayoutMinorVersion = 0;
uiFlashLayoutMajorVersion = 0;
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "FLASH LAYOUT MAJOR VERSION :%X", uiFlashLayoutMajorVersion);
if (uiFlashLayoutMajorVersion < FLASH_2X_MAJOR_NUMBER) {
BeceemFlashBulkRead(Adapter, (PUINT)Adapter->psFlashCSInfo, Adapter->ulFlashControlSectionStart, sizeof(struct bcm_flash_cs_info));
ConvertEndianOfCSStructure(Adapter->psFlashCSInfo);
Adapter->ulFlashCalStart = (Adapter->psFlashCSInfo->OffsetFromZeroForCalibrationStart);
if (!((Adapter->uiFlashLayoutMajorVersion == 1) && (Adapter->uiFlashLayoutMinorVersion == 1)))
Adapter->ulFlashControlSectionStart = Adapter->psFlashCSInfo->OffsetFromZeroForControlSectionStart;
if ((FLASH_CONTROL_STRUCT_SIGNATURE == (Adapter->psFlashCSInfo->MagicNumber)) &&
(SCSI_FIRMWARE_MINOR_VERSION <= MINOR_VERSION(Adapter->psFlashCSInfo->SCSIFirmwareVersion)) &&
(FLASH_SECTOR_SIZE_SIG == (Adapter->psFlashCSInfo->FlashSectorSizeSig)) &&
(BYTE_WRITE_SUPPORT == (Adapter->psFlashCSInfo->FlashWriteSupportSize))) {
Adapter->ulFlashWriteSize = (Adapter->psFlashCSInfo->FlashWriteSupportSize);
Adapter->fpFlashWrite = flashByteWrite;
Adapter->fpFlashWriteWithStatusCheck = flashByteWriteStatus;
} else {
Adapter->ulFlashWriteSize = MAX_RW_SIZE;
Adapter->fpFlashWrite = flashWrite;
Adapter->fpFlashWriteWithStatusCheck = flashWriteStatus;
}
BcmGetFlashSectorSize(Adapter, (Adapter->psFlashCSInfo->FlashSectorSizeSig),
(Adapter->psFlashCSInfo->FlashSectorSize));
Adapter->uiFlashBaseAdd = Adapter->psFlashCSInfo->FlashBaseAddr & 0xFCFFFFFF;
} else {
if (BcmFlash2xBulkRead(Adapter, (PUINT)Adapter->psFlash2xCSInfo, NO_SECTION_VAL,
Adapter->ulFlashControlSectionStart, sizeof(struct bcm_flash2x_cs_info))) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Unable to read CS structure\n");
return STATUS_FAILURE;
}
ConvertEndianOf2XCSStructure(Adapter->psFlash2xCSInfo);
BcmDumpFlash2XCSStructure(Adapter->psFlash2xCSInfo, Adapter);
if ((FLASH_CONTROL_STRUCT_SIGNATURE == Adapter->psFlash2xCSInfo->MagicNumber) &&
(SCSI_FIRMWARE_MINOR_VERSION <= MINOR_VERSION(Adapter->psFlash2xCSInfo->SCSIFirmwareVersion)) &&
(FLASH_SECTOR_SIZE_SIG == Adapter->psFlash2xCSInfo->FlashSectorSizeSig) &&
(BYTE_WRITE_SUPPORT == Adapter->psFlash2xCSInfo->FlashWriteSupportSize)) {
Adapter->ulFlashWriteSize = Adapter->psFlash2xCSInfo->FlashWriteSupportSize;
Adapter->fpFlashWrite = flashByteWrite;
Adapter->fpFlashWriteWithStatusCheck = flashByteWriteStatus;
} else {
Adapter->ulFlashWriteSize = MAX_RW_SIZE;
Adapter->fpFlashWrite = flashWrite;
Adapter->fpFlashWriteWithStatusCheck = flashWriteStatus;
}
BcmGetFlashSectorSize(Adapter, Adapter->psFlash2xCSInfo->FlashSectorSizeSig,
Adapter->psFlash2xCSInfo->FlashSectorSize);
UpdateVendorInfo(Adapter);
BcmGetActiveDSD(Adapter);
BcmGetActiveISO(Adapter);
Adapter->uiFlashBaseAdd = Adapter->psFlash2xCSInfo->FlashBaseAddr & 0xFCFFFFFF;
Adapter->ulFlashControlSectionStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForControlSectionStart;
}
/*
* Concerns: what if CS sector size does not match with this sector size ???
* what is the indication of AccessBitMap in CS in flash 2.x ????
*/
Adapter->ulFlashID = BcmReadFlashRDID(Adapter);
Adapter->uiFlashLayoutMajorVersion = uiFlashLayoutMajorVersion;
return STATUS_SUCCESS;
}
/*
* Procedure: BcmGetNvmType
*
* Description: Finds the type of NVM used.
*
* Arguments:
* Adapter - ptr to Adapter object instance
*
* Returns:
* NVM_TYPE
*
*/
static enum bcm_nvm_type BcmGetNvmType(struct bcm_mini_adapter *Adapter)
{
unsigned int uiData = 0;
BeceemEEPROMBulkRead(Adapter, &uiData, 0x0, 4);
if (uiData == BECM)
return NVM_EEPROM;
/*
* Read control struct and get cal addresses before accessing the flash
*/
BcmGetFlashCSInfo(Adapter);
BeceemFlashBulkRead(Adapter, &uiData, 0x0 + Adapter->ulFlashCalStart, 4);
if (uiData == BECM)
return NVM_FLASH;
/*
* even if there is no valid signature on EEPROM/FLASH find out if they really exist.
* if exist select it.
*/
if (BcmGetEEPROMSize(Adapter))
return NVM_EEPROM;
/* TBD for Flash. */
return NVM_UNKNOWN;
}
/*
* BcmGetSectionValStartOffset - this will calculate the section's starting offset if section val is given
* @Adapter : Drivers Private Data structure
* @eFlashSectionVal : Flash secion value defined in enum bcm_flash2x_section_val
*
* Return value:-
* On success it return the start offset of the provided section val
* On Failure -returns STATUS_FAILURE
*/
int BcmGetSectionValStartOffset(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlashSectionVal)
{
/*
* Considering all the section for which end offset can be calculated or directly given
* in CS Structure. if matching case does not exist, return STATUS_FAILURE indicating section
* endoffset can't be calculated or given in CS Structure.
*/
int SectStartOffset = 0;
SectStartOffset = INVALID_OFFSET;
if (IsSectionExistInVendorInfo(Adapter, eFlashSectionVal))
return Adapter->psFlash2xVendorInfo->VendorSection[eFlashSectionVal].OffsetFromZeroForSectionStart;
switch (eFlashSectionVal) {
case ISO_IMAGE1:
if ((Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start != UNINIT_PTR_IN_CS) &&
(IsNonCDLessDevice(Adapter) == false))
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start);
break;
case ISO_IMAGE2:
if ((Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start != UNINIT_PTR_IN_CS) &&
(IsNonCDLessDevice(Adapter) == false))
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start);
break;
case DSD0:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart);
break;
case DSD1:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start);
break;
case DSD2:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start);
break;
case VSA0:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAStart != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAStart);
break;
case VSA1:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1Start);
break;
case VSA2:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2Start);
break;
case SCSI:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForScsiFirmware != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForScsiFirmware);
break;
case CONTROL_SECTION:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForControlSectionStart != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForControlSectionStart);
break;
case ISO_IMAGE1_PART2:
if (Adapter->psFlash2xCSInfo->OffsetISOImage1Part2Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part2Start);
break;
case ISO_IMAGE1_PART3:
if (Adapter->psFlash2xCSInfo->OffsetISOImage1Part3Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part3Start);
break;
case ISO_IMAGE2_PART2:
if (Adapter->psFlash2xCSInfo->OffsetISOImage2Part2Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part2Start);
break;
case ISO_IMAGE2_PART3:
if (Adapter->psFlash2xCSInfo->OffsetISOImage2Part3Start != UNINIT_PTR_IN_CS)
SectStartOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part3Start);
break;
default:
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section Does not exist in Flash 2.x");
SectStartOffset = INVALID_OFFSET;
}
return SectStartOffset;
}
/*
* BcmGetSectionValEndOffset - this will calculate the section's Ending offset if section val is given
* @Adapter : Drivers Private Data structure
* @eFlashSectionVal : Flash secion value defined in enum bcm_flash2x_section_val
*
* Return value:-
* On success it return the end offset of the provided section val
* On Failure -returns STATUS_FAILURE
*/
int BcmGetSectionValEndOffset(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal)
{
int SectEndOffset = 0;
SectEndOffset = INVALID_OFFSET;
if (IsSectionExistInVendorInfo(Adapter, eFlash2xSectionVal))
return Adapter->psFlash2xVendorInfo->VendorSection[eFlash2xSectionVal].OffsetFromZeroForSectionEnd;
switch (eFlash2xSectionVal) {
case ISO_IMAGE1:
if ((Adapter->psFlash2xCSInfo->OffsetISOImage1Part1End != UNINIT_PTR_IN_CS) &&
(IsNonCDLessDevice(Adapter) == false))
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1End);
break;
case ISO_IMAGE2:
if ((Adapter->psFlash2xCSInfo->OffsetISOImage2Part1End != UNINIT_PTR_IN_CS) &&
(IsNonCDLessDevice(Adapter) == false))
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1End);
break;
case DSD0:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDEnd != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDEnd);
break;
case DSD1:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1End);
break;
case DSD2:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2End);
break;
case VSA0:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAEnd != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAEnd);
break;
case VSA1:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1End);
break;
case VSA2:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2End);
break;
case SCSI:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForScsiFirmware != UNINIT_PTR_IN_CS)
SectEndOffset = ((Adapter->psFlash2xCSInfo->OffsetFromZeroForScsiFirmware) +
(Adapter->psFlash2xCSInfo->SizeOfScsiFirmware));
break;
case CONTROL_SECTION:
/* Not Clear So Putting failure. confirm and fix it. */
SectEndOffset = STATUS_FAILURE;
break;
case ISO_IMAGE1_PART2:
if (Adapter->psFlash2xCSInfo->OffsetISOImage1Part2End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part2End);
break;
case ISO_IMAGE1_PART3:
if (Adapter->psFlash2xCSInfo->OffsetISOImage1Part3End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part3End);
break;
case ISO_IMAGE2_PART2:
if (Adapter->psFlash2xCSInfo->OffsetISOImage2Part2End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part2End);
break;
case ISO_IMAGE2_PART3:
if (Adapter->psFlash2xCSInfo->OffsetISOImage2Part3End != UNINIT_PTR_IN_CS)
SectEndOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part3End);
break;
default:
SectEndOffset = INVALID_OFFSET;
}
return SectEndOffset;
}
/*
* BcmFlash2xBulkRead:- Read API for Flash Map 2.x .
* @Adapter :Driver Private Data Structure
* @pBuffer : Buffer where data has to be put after reading
* @eFlashSectionVal :Flash Section Val defined in enum bcm_flash2x_section_val
* @uiOffsetWithinSectionVal :- Offset with in provided section
* @uiNumBytes : Number of Bytes for Read
*
* Return value:-
* return true on success and STATUS_FAILURE on fail.
*/
int BcmFlash2xBulkRead(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
enum bcm_flash2x_section_val eFlash2xSectionVal,
unsigned int uiOffsetWithinSectionVal,
unsigned int uiNumBytes)
{
int Status = STATUS_SUCCESS;
int SectionStartOffset = 0;
unsigned int uiAbsoluteOffset = 0;
unsigned int uiTemp = 0, value = 0;
if (!Adapter) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Adapter structure is NULL");
return -EINVAL;
}
if (Adapter->device_removed) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device has been removed");
return -ENODEV;
}
/* NO_SECTION_VAL means absolute offset is given. */
if (eFlash2xSectionVal == NO_SECTION_VAL)
SectionStartOffset = 0;
else
SectionStartOffset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectionVal);
if (SectionStartOffset == STATUS_FAILURE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "This Section<%d> does not exixt in Flash 2.x Map ", eFlash2xSectionVal);
return -EINVAL;
}
if (IsSectionExistInVendorInfo(Adapter, eFlash2xSectionVal))
return vendorextnReadSection(Adapter, (PUCHAR)pBuffer, eFlash2xSectionVal, uiOffsetWithinSectionVal, uiNumBytes);
/* calculating the absolute offset from FLASH; */
uiAbsoluteOffset = uiOffsetWithinSectionVal + SectionStartOffset;
rdmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
value = 0;
wrmalt(Adapter, 0x0f000C80, &value, sizeof(value));
Status = BeceemFlashBulkRead(Adapter, pBuffer, uiAbsoluteOffset, uiNumBytes);
wrmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Read Failed with Status :%d", Status);
return Status;
}
return Status;
}
/*
* BcmFlash2xBulkWrite :-API for Writing on the Flash Map 2.x.
* @Adapter :Driver Private Data Structure
* @pBuffer : Buffer From where data has to taken for writing
* @eFlashSectionVal :Flash Section Val defined in enum bcm_flash2x_section_val
* @uiOffsetWithinSectionVal :- Offset with in provided section
* @uiNumBytes : Number of Bytes for Write
*
* Return value:-
* return true on success and STATUS_FAILURE on fail.
*
*/
int BcmFlash2xBulkWrite(struct bcm_mini_adapter *Adapter,
PUINT pBuffer,
enum bcm_flash2x_section_val eFlash2xSectVal,
unsigned int uiOffset,
unsigned int uiNumBytes,
unsigned int bVerify)
{
int Status = STATUS_SUCCESS;
unsigned int FlashSectValStartOffset = 0;
unsigned int uiTemp = 0, value = 0;
if (!Adapter) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Adapter structure is NULL");
return -EINVAL;
}
if (Adapter->device_removed) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Device has been removed");
return -ENODEV;
}
/* NO_SECTION_VAL means absolute offset is given. */
if (eFlash2xSectVal == NO_SECTION_VAL)
FlashSectValStartOffset = 0;
else
FlashSectValStartOffset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectVal);
if (FlashSectValStartOffset == STATUS_FAILURE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "This Section<%d> does not exixt in Flash Map 2.x", eFlash2xSectVal);
return -EINVAL;
}
if (IsSectionExistInVendorInfo(Adapter, eFlash2xSectVal))
return vendorextnWriteSection(Adapter, (PUCHAR)pBuffer, eFlash2xSectVal, uiOffset, uiNumBytes, bVerify);
/* calculating the absolute offset from FLASH; */
uiOffset = uiOffset + FlashSectValStartOffset;
rdmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
value = 0;
wrmalt(Adapter, 0x0f000C80, &value, sizeof(value));
Status = BeceemFlashBulkWrite(Adapter, pBuffer, uiOffset, uiNumBytes, bVerify);
wrmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Flash Write failed with Status :%d", Status);
return Status;
}
return Status;
}
/*
* BcmGetActiveDSD : Set the Active DSD in Adapter Structure which has to be dumped in DDR
* @Adapter :-Drivers private Data Structure
*
* Return Value:-
* Return STATUS_SUCESS if get success in setting the right DSD else negative error code
*
*/
static int BcmGetActiveDSD(struct bcm_mini_adapter *Adapter)
{
enum bcm_flash2x_section_val uiHighestPriDSD = 0;
uiHighestPriDSD = getHighestPriDSD(Adapter);
Adapter->eActiveDSD = uiHighestPriDSD;
if (DSD0 == uiHighestPriDSD)
Adapter->ulFlashCalStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart;
if (DSD1 == uiHighestPriDSD)
Adapter->ulFlashCalStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start;
if (DSD2 == uiHighestPriDSD)
Adapter->ulFlashCalStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start;
if (Adapter->eActiveDSD)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Active DSD :%d", Adapter->eActiveDSD);
if (Adapter->eActiveDSD == 0) {
/* if No DSD gets Active, Make Active the DSD with WR permission */
if (IsSectionWritable(Adapter, DSD2)) {
Adapter->eActiveDSD = DSD2;
Adapter->ulFlashCalStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start;
} else if (IsSectionWritable(Adapter, DSD1)) {
Adapter->eActiveDSD = DSD1;
Adapter->ulFlashCalStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start;
} else if (IsSectionWritable(Adapter, DSD0)) {
Adapter->eActiveDSD = DSD0;
Adapter->ulFlashCalStart = Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart;
}
}
return STATUS_SUCCESS;
}
/*
* BcmGetActiveISO :- Set the Active ISO in Adapter Data Structue
* @Adapter : Driver private Data Structure
*
* Return Value:-
* Sucsess:- STATUS_SUCESS
* Failure- : negative erro code
*
*/
static int BcmGetActiveISO(struct bcm_mini_adapter *Adapter)
{
int HighestPriISO = 0;
HighestPriISO = getHighestPriISO(Adapter);
Adapter->eActiveISO = HighestPriISO;
if (Adapter->eActiveISO == ISO_IMAGE2)
Adapter->uiActiveISOOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start);
else if (Adapter->eActiveISO == ISO_IMAGE1)
Adapter->uiActiveISOOffset = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start);
if (Adapter->eActiveISO)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Active ISO :%x", Adapter->eActiveISO);
return STATUS_SUCCESS;
}
/*
* IsOffsetWritable :- it will tell the access permission of the sector having passed offset
* @Adapter : Drivers Private Data Structure
* @uiOffset : Offset provided in the Flash
*
* Return Value:-
* Success:-TRUE , offset is writable
* Failure:-false, offset is RO
*
*/
B_UINT8 IsOffsetWritable(struct bcm_mini_adapter *Adapter, unsigned int uiOffset)
{
unsigned int uiSectorNum = 0;
unsigned int uiWordOfSectorPermission = 0;
unsigned int uiBitofSectorePermission = 0;
B_UINT32 permissionBits = 0;
uiSectorNum = uiOffset/Adapter->uiSectorSize;
/* calculating the word having this Sector Access permission from SectorAccessBitMap Array */
uiWordOfSectorPermission = Adapter->psFlash2xCSInfo->SectorAccessBitMap[uiSectorNum / 16];
/* calculating the bit index inside the word for this sector */
uiBitofSectorePermission = 2 * (15 - uiSectorNum % 16);
/* Setting Access permission */
permissionBits = uiWordOfSectorPermission & (0x3 << uiBitofSectorePermission);
permissionBits = (permissionBits >> uiBitofSectorePermission) & 0x3;
if (permissionBits == SECTOR_READWRITE_PERMISSION)
return TRUE;
else
return false;
}
static int BcmDumpFlash2xSectionBitMap(struct bcm_flash2x_bitmap *psFlash2xBitMap)
{
struct bcm_mini_adapter *Adapter = GET_BCM_ADAPTER(gblpnetdev);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "***************Flash 2.x Section Bitmap***************");
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "ISO_IMAGE1 :0X%x", psFlash2xBitMap->ISO_IMAGE1);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "ISO_IMAGE2 :0X%x", psFlash2xBitMap->ISO_IMAGE2);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "DSD0 :0X%x", psFlash2xBitMap->DSD0);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "DSD1 :0X%x", psFlash2xBitMap->DSD1);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "DSD2 :0X%x", psFlash2xBitMap->DSD2);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "VSA0 :0X%x", psFlash2xBitMap->VSA0);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "VSA1 :0X%x", psFlash2xBitMap->VSA1);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "VSA2 :0X%x", psFlash2xBitMap->VSA2);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "SCSI :0X%x", psFlash2xBitMap->SCSI);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "CONTROL_SECTION :0X%x", psFlash2xBitMap->CONTROL_SECTION);
return STATUS_SUCCESS;
}
/*
* BcmGetFlash2xSectionalBitMap :- It will provide the bit map of all the section present in Flash
* 8bit has been assigned to every section.
* bit[0] :Section present or not
* bit[1] :section is valid or not
* bit[2] : Secton is read only or has write permission too.
* bit[3] : Active Section -
* bit[7...4] = Reserved .
*
* @Adapter:-Driver private Data Structure
*
* Return value:-
* Success:- STATUS_SUCESS
* Failure:- negative error code
*/
int BcmGetFlash2xSectionalBitMap(struct bcm_mini_adapter *Adapter, struct bcm_flash2x_bitmap *psFlash2xBitMap)
{
struct bcm_flash2x_cs_info *psFlash2xCSInfo = Adapter->psFlash2xCSInfo;
enum bcm_flash2x_section_val uiHighestPriDSD = 0;
enum bcm_flash2x_section_val uiHighestPriISO = 0;
bool SetActiveDSDDone = false;
bool SetActiveISODone = false;
/* For 1.x map all the section except DSD0 will be shown as not present
* This part will be used by calibration tool to detect the number of DSD present in Flash.
*/
if (IsFlash2x(Adapter) == false) {
psFlash2xBitMap->ISO_IMAGE2 = 0;
psFlash2xBitMap->ISO_IMAGE1 = 0;
psFlash2xBitMap->DSD0 = FLASH2X_SECTION_VALID | FLASH2X_SECTION_ACT | FLASH2X_SECTION_PRESENT; /* 0xF; 0000(Reseved)1(Active)0(RW)1(valid)1(present) */
psFlash2xBitMap->DSD1 = 0;
psFlash2xBitMap->DSD2 = 0;
psFlash2xBitMap->VSA0 = 0;
psFlash2xBitMap->VSA1 = 0;
psFlash2xBitMap->VSA2 = 0;
psFlash2xBitMap->CONTROL_SECTION = 0;
psFlash2xBitMap->SCSI = 0;
psFlash2xBitMap->Reserved0 = 0;
psFlash2xBitMap->Reserved1 = 0;
psFlash2xBitMap->Reserved2 = 0;
return STATUS_SUCCESS;
}
uiHighestPriDSD = getHighestPriDSD(Adapter);
uiHighestPriISO = getHighestPriISO(Adapter);
/*
* IS0 IMAGE 2
*/
if ((psFlash2xCSInfo->OffsetISOImage2Part1Start) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->ISO_IMAGE2 = psFlash2xBitMap->ISO_IMAGE2 | FLASH2X_SECTION_PRESENT;
if (ReadISOSignature(Adapter, ISO_IMAGE2) == ISO_IMAGE_MAGIC_NUMBER)
psFlash2xBitMap->ISO_IMAGE2 |= FLASH2X_SECTION_VALID;
/* Calculation for extrating the Access permission */
if (IsSectionWritable(Adapter, ISO_IMAGE2) == false)
psFlash2xBitMap->ISO_IMAGE2 |= FLASH2X_SECTION_RO;
if (SetActiveISODone == false && uiHighestPriISO == ISO_IMAGE2) {
psFlash2xBitMap->ISO_IMAGE2 |= FLASH2X_SECTION_ACT;
SetActiveISODone = TRUE;
}
}
/*
* IS0 IMAGE 1
*/
if ((psFlash2xCSInfo->OffsetISOImage1Part1Start) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->ISO_IMAGE1 = psFlash2xBitMap->ISO_IMAGE1 | FLASH2X_SECTION_PRESENT;
if (ReadISOSignature(Adapter, ISO_IMAGE1) == ISO_IMAGE_MAGIC_NUMBER)
psFlash2xBitMap->ISO_IMAGE1 |= FLASH2X_SECTION_VALID;
/* Calculation for extrating the Access permission */
if (IsSectionWritable(Adapter, ISO_IMAGE1) == false)
psFlash2xBitMap->ISO_IMAGE1 |= FLASH2X_SECTION_RO;
if (SetActiveISODone == false && uiHighestPriISO == ISO_IMAGE1) {
psFlash2xBitMap->ISO_IMAGE1 |= FLASH2X_SECTION_ACT;
SetActiveISODone = TRUE;
}
}
/*
* DSD2
*/
if ((psFlash2xCSInfo->OffsetFromZeroForDSD2Start) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->DSD2 = psFlash2xBitMap->DSD2 | FLASH2X_SECTION_PRESENT;
if (ReadDSDSignature(Adapter, DSD2) == DSD_IMAGE_MAGIC_NUMBER)
psFlash2xBitMap->DSD2 |= FLASH2X_SECTION_VALID;
/* Calculation for extrating the Access permission */
if (IsSectionWritable(Adapter, DSD2) == false) {
psFlash2xBitMap->DSD2 |= FLASH2X_SECTION_RO;
} else {
/* Means section is writable */
if ((SetActiveDSDDone == false) && (uiHighestPriDSD == DSD2)) {
psFlash2xBitMap->DSD2 |= FLASH2X_SECTION_ACT;
SetActiveDSDDone = TRUE;
}
}
}
/*
* DSD 1
*/
if ((psFlash2xCSInfo->OffsetFromZeroForDSD1Start) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->DSD1 = psFlash2xBitMap->DSD1 | FLASH2X_SECTION_PRESENT;
if (ReadDSDSignature(Adapter, DSD1) == DSD_IMAGE_MAGIC_NUMBER)
psFlash2xBitMap->DSD1 |= FLASH2X_SECTION_VALID;
/* Calculation for extrating the Access permission */
if (IsSectionWritable(Adapter, DSD1) == false) {
psFlash2xBitMap->DSD1 |= FLASH2X_SECTION_RO;
} else {
/* Means section is writable */
if ((SetActiveDSDDone == false) && (uiHighestPriDSD == DSD1)) {
psFlash2xBitMap->DSD1 |= FLASH2X_SECTION_ACT;
SetActiveDSDDone = TRUE;
}
}
}
/*
* For DSD 0
*/
if ((psFlash2xCSInfo->OffsetFromZeroForDSDStart) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->DSD0 = psFlash2xBitMap->DSD0 | FLASH2X_SECTION_PRESENT;
if (ReadDSDSignature(Adapter, DSD0) == DSD_IMAGE_MAGIC_NUMBER)
psFlash2xBitMap->DSD0 |= FLASH2X_SECTION_VALID;
/* Setting Access permission */
if (IsSectionWritable(Adapter, DSD0) == false) {
psFlash2xBitMap->DSD0 |= FLASH2X_SECTION_RO;
} else {
/* Means section is writable */
if ((SetActiveDSDDone == false) && (uiHighestPriDSD == DSD0)) {
psFlash2xBitMap->DSD0 |= FLASH2X_SECTION_ACT;
SetActiveDSDDone = TRUE;
}
}
}
/*
* VSA 0
*/
if ((psFlash2xCSInfo->OffsetFromZeroForVSAStart) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->VSA0 = psFlash2xBitMap->VSA0 | FLASH2X_SECTION_PRESENT;
/* Setting the Access Bit. Map is not defined hece setting it always valid */
psFlash2xBitMap->VSA0 |= FLASH2X_SECTION_VALID;
/* Calculation for extrating the Access permission */
if (IsSectionWritable(Adapter, VSA0) == false)
psFlash2xBitMap->VSA0 |= FLASH2X_SECTION_RO;
/* By Default section is Active */
psFlash2xBitMap->VSA0 |= FLASH2X_SECTION_ACT;
}
/*
* VSA 1
*/
if ((psFlash2xCSInfo->OffsetFromZeroForVSA1Start) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->VSA1 = psFlash2xBitMap->VSA1 | FLASH2X_SECTION_PRESENT;
/* Setting the Access Bit. Map is not defined hece setting it always valid */
psFlash2xBitMap->VSA1 |= FLASH2X_SECTION_VALID;
/* Checking For Access permission */
if (IsSectionWritable(Adapter, VSA1) == false)
psFlash2xBitMap->VSA1 |= FLASH2X_SECTION_RO;
/* By Default section is Active */
psFlash2xBitMap->VSA1 |= FLASH2X_SECTION_ACT;
}
/*
* VSA 2
*/
if ((psFlash2xCSInfo->OffsetFromZeroForVSA2Start) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->VSA2 = psFlash2xBitMap->VSA2 | FLASH2X_SECTION_PRESENT;
/* Setting the Access Bit. Map is not defined hece setting it always valid */
psFlash2xBitMap->VSA2 |= FLASH2X_SECTION_VALID;
/* Checking For Access permission */
if (IsSectionWritable(Adapter, VSA2) == false)
psFlash2xBitMap->VSA2 |= FLASH2X_SECTION_RO;
/* By Default section is Active */
psFlash2xBitMap->VSA2 |= FLASH2X_SECTION_ACT;
}
/*
* SCSI Section
*/
if ((psFlash2xCSInfo->OffsetFromZeroForScsiFirmware) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->SCSI = psFlash2xBitMap->SCSI | FLASH2X_SECTION_PRESENT;
/* Setting the Access Bit. Map is not defined hece setting it always valid */
psFlash2xBitMap->SCSI |= FLASH2X_SECTION_VALID;
/* Checking For Access permission */
if (IsSectionWritable(Adapter, SCSI) == false)
psFlash2xBitMap->SCSI |= FLASH2X_SECTION_RO;
/* By Default section is Active */
psFlash2xBitMap->SCSI |= FLASH2X_SECTION_ACT;
}
/*
* Control Section
*/
if ((psFlash2xCSInfo->OffsetFromZeroForControlSectionStart) != UNINIT_PTR_IN_CS) {
/* Setting the 0th Bit representing the Section is present or not. */
psFlash2xBitMap->CONTROL_SECTION = psFlash2xBitMap->CONTROL_SECTION | (FLASH2X_SECTION_PRESENT);
/* Setting the Access Bit. Map is not defined hece setting it always valid */
psFlash2xBitMap->CONTROL_SECTION |= FLASH2X_SECTION_VALID;
/* Checking For Access permission */
if (IsSectionWritable(Adapter, CONTROL_SECTION) == false)
psFlash2xBitMap->CONTROL_SECTION |= FLASH2X_SECTION_RO;
/* By Default section is Active */
psFlash2xBitMap->CONTROL_SECTION |= FLASH2X_SECTION_ACT;
}
/*
* For Reserved Sections
*/
psFlash2xBitMap->Reserved0 = 0;
psFlash2xBitMap->Reserved0 = 0;
psFlash2xBitMap->Reserved0 = 0;
BcmDumpFlash2xSectionBitMap(psFlash2xBitMap);
return STATUS_SUCCESS;
}
/*
* BcmSetActiveSection :- Set Active section is used to make priority field highest over other
* section of same type.
*
* @Adapater :- Bcm Driver Private Data Structure
* @eFlash2xSectionVal :- Flash section val whose priority has to be made highest.
*
* Return Value:- Make the priorit highest else return erorr code
*
*/
int BcmSetActiveSection(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectVal)
{
unsigned int SectImagePriority = 0;
int Status = STATUS_SUCCESS;
/* struct bcm_dsd_header sDSD = {0};
* struct bcm_iso_header sISO = {0};
*/
int HighestPriDSD = 0;
int HighestPriISO = 0;
Status = IsSectionWritable(Adapter, eFlash2xSectVal);
if (Status != TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Provided Section <%d> is not writable", eFlash2xSectVal);
return STATUS_FAILURE;
}
Adapter->bHeaderChangeAllowed = TRUE;
switch (eFlash2xSectVal) {
case ISO_IMAGE1:
case ISO_IMAGE2:
if (ReadISOSignature(Adapter, eFlash2xSectVal) == ISO_IMAGE_MAGIC_NUMBER) {
HighestPriISO = getHighestPriISO(Adapter);
if (HighestPriISO == eFlash2xSectVal) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Given ISO<%x> already has highest priority", eFlash2xSectVal);
Status = STATUS_SUCCESS;
break;
}
SectImagePriority = ReadISOPriority(Adapter, HighestPriISO) + 1;
if ((SectImagePriority <= 0) && IsSectionWritable(Adapter, HighestPriISO)) {
/* This is a SPECIAL Case which will only happen if the current highest priority ISO has priority value = 0x7FFFFFFF.
* We will write 1 to the current Highest priority ISO And then shall increase the priority of the requested ISO
* by user
*/
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "SectImagePriority wraparound happened, eFlash2xSectVal: 0x%x\n", eFlash2xSectVal);
SectImagePriority = htonl(0x1);
Status = BcmFlash2xBulkWrite(Adapter,
&SectImagePriority,
HighestPriISO,
0 + FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImagePriority),
SIGNATURE_SIZE,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Priority has not been written properly");
Status = STATUS_FAILURE;
break;
}
HighestPriISO = getHighestPriISO(Adapter);
if (HighestPriISO == eFlash2xSectVal) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Given ISO<%x> already has highest priority", eFlash2xSectVal);
Status = STATUS_SUCCESS;
break;
}
SectImagePriority = 2;
}
SectImagePriority = htonl(SectImagePriority);
Status = BcmFlash2xBulkWrite(Adapter,
&SectImagePriority,
eFlash2xSectVal,
0 + FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImagePriority),
SIGNATURE_SIZE,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Priority has not been written properly");
break;
}
} else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Signature is currupted. Hence can't increase the priority");
Status = STATUS_FAILURE;
break;
}
break;
case DSD0:
case DSD1:
case DSD2:
if (ReadDSDSignature(Adapter, eFlash2xSectVal) == DSD_IMAGE_MAGIC_NUMBER) {
HighestPriDSD = getHighestPriDSD(Adapter);
if ((HighestPriDSD == eFlash2xSectVal)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Given DSD<%x> already has highest priority", eFlash2xSectVal);
Status = STATUS_SUCCESS;
break;
}
SectImagePriority = ReadDSDPriority(Adapter, HighestPriDSD) + 1;
if (SectImagePriority <= 0) {
/* This is a SPECIAL Case which will only happen if the current highest priority DSD has priority value = 0x7FFFFFFF.
* We will write 1 to the current Highest priority DSD And then shall increase the priority of the requested DSD
* by user
*/
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, NVM_RW, DBG_LVL_ALL, "SectImagePriority wraparound happened, eFlash2xSectVal: 0x%x\n", eFlash2xSectVal);
SectImagePriority = htonl(0x1);
Status = BcmFlash2xBulkWrite(Adapter,
&SectImagePriority,
HighestPriDSD,
Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImagePriority),
SIGNATURE_SIZE,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Priority has not been written properly");
break;
}
HighestPriDSD = getHighestPriDSD(Adapter);
if ((HighestPriDSD == eFlash2xSectVal)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Made the DSD: %x highest by reducing priority of other\n", eFlash2xSectVal);
Status = STATUS_SUCCESS;
break;
}
SectImagePriority = htonl(0x2);
Status = BcmFlash2xBulkWrite(Adapter,
&SectImagePriority,
HighestPriDSD,
Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImagePriority),
SIGNATURE_SIZE,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Priority has not been written properly");
break;
}
HighestPriDSD = getHighestPriDSD(Adapter);
if ((HighestPriDSD == eFlash2xSectVal)) {
Status = STATUS_SUCCESS;
break;
}
SectImagePriority = 3;
}
SectImagePriority = htonl(SectImagePriority);
Status = BcmFlash2xBulkWrite(Adapter,
&SectImagePriority,
eFlash2xSectVal,
Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImagePriority),
SIGNATURE_SIZE,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Priority has not been written properly");
Status = STATUS_FAILURE;
break;
}
} else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Signature is currupted. Hence can't increase the priority");
Status = STATUS_FAILURE;
break;
}
break;
case VSA0:
case VSA1:
case VSA2:
/* Has to be decided */
break;
default:
Status = STATUS_FAILURE;
break;
}
Adapter->bHeaderChangeAllowed = false;
return Status;
}
/*
* BcmCopyISO - Used only for copying the ISO section
* @Adapater :- Bcm Driver Private Data Structure
* @sCopySectStrut :- Section copy structure
*
* Return value:- SUCCESS if copies successfully else negative error code
*
*/
int BcmCopyISO(struct bcm_mini_adapter *Adapter, struct bcm_flash2x_copy_section sCopySectStrut)
{
PCHAR Buff = NULL;
enum bcm_flash2x_section_val eISOReadPart = 0, eISOWritePart = 0;
unsigned int uiReadOffsetWithinPart = 0, uiWriteOffsetWithinPart = 0;
unsigned int uiTotalDataToCopy = 0;
bool IsThisHeaderSector = false;
unsigned int sigOffset = 0;
unsigned int ISOLength = 0;
unsigned int Status = STATUS_SUCCESS;
unsigned int SigBuff[MAX_RW_SIZE];
unsigned int i = 0;
if (ReadISOSignature(Adapter, sCopySectStrut.SrcSection) != ISO_IMAGE_MAGIC_NUMBER) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "error as Source ISO Section does not have valid signature");
return STATUS_FAILURE;
}
Status = BcmFlash2xBulkRead(Adapter,
&ISOLength,
sCopySectStrut.SrcSection,
0 + FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImageSize),
4);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read failed while copying ISO\n");
return Status;
}
ISOLength = htonl(ISOLength);
if (ISOLength % Adapter->uiSectorSize)
ISOLength = Adapter->uiSectorSize * (1 + ISOLength/Adapter->uiSectorSize);
sigOffset = FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImageMagicNumber);
Buff = kzalloc(Adapter->uiSectorSize, GFP_KERNEL);
if (!Buff) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed for section size");
return -ENOMEM;
}
if (sCopySectStrut.SrcSection == ISO_IMAGE1 && sCopySectStrut.DstSection == ISO_IMAGE2) {
eISOReadPart = ISO_IMAGE1;
eISOWritePart = ISO_IMAGE2;
uiReadOffsetWithinPart = 0;
uiWriteOffsetWithinPart = 0;
uiTotalDataToCopy = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part2End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part2Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part3End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part3Start);
if (uiTotalDataToCopy < ISOLength) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "error as Source ISO Section does not have valid signature");
Status = STATUS_FAILURE;
goto out;
}
uiTotalDataToCopy = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part2End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part2Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part3End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part3Start);
if (uiTotalDataToCopy < ISOLength) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "error as Dest ISO Section does not have enough section size");
Status = STATUS_FAILURE;
goto out;
}
uiTotalDataToCopy = ISOLength;
CorruptISOSig(Adapter, ISO_IMAGE2);
while (uiTotalDataToCopy) {
if (uiTotalDataToCopy == Adapter->uiSectorSize) {
/* Setting for write of first sector. First sector is assumed to be written in last */
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Writing the signature sector");
eISOReadPart = ISO_IMAGE1;
uiReadOffsetWithinPart = 0;
eISOWritePart = ISO_IMAGE2;
uiWriteOffsetWithinPart = 0;
IsThisHeaderSector = TRUE;
} else {
uiReadOffsetWithinPart = uiReadOffsetWithinPart + Adapter->uiSectorSize;
uiWriteOffsetWithinPart = uiWriteOffsetWithinPart + Adapter->uiSectorSize;
if ((eISOReadPart == ISO_IMAGE1) && (uiReadOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1End - Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start))) {
eISOReadPart = ISO_IMAGE1_PART2;
uiReadOffsetWithinPart = 0;
}
if ((eISOReadPart == ISO_IMAGE1_PART2) && (uiReadOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage1Part2End - Adapter->psFlash2xCSInfo->OffsetISOImage1Part2Start))) {
eISOReadPart = ISO_IMAGE1_PART3;
uiReadOffsetWithinPart = 0;
}
if ((eISOWritePart == ISO_IMAGE2) && (uiWriteOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1End - Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start))) {
eISOWritePart = ISO_IMAGE2_PART2;
uiWriteOffsetWithinPart = 0;
}
if ((eISOWritePart == ISO_IMAGE2_PART2) && (uiWriteOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage2Part2End - Adapter->psFlash2xCSInfo->OffsetISOImage2Part2Start))) {
eISOWritePart = ISO_IMAGE2_PART3;
uiWriteOffsetWithinPart = 0;
}
}
Status = BcmFlash2xBulkRead(Adapter,
(PUINT)Buff,
eISOReadPart,
uiReadOffsetWithinPart,
Adapter->uiSectorSize);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read failed while copying ISO: Part: %x, OffsetWithinPart: %x\n", eISOReadPart, uiReadOffsetWithinPart);
break;
}
if (IsThisHeaderSector == TRUE) {
/* If this is header sector write 0xFFFFFFFF at the sig time and in last write sig */
memcpy(SigBuff, Buff + sigOffset, MAX_RW_SIZE);
for (i = 0; i < MAX_RW_SIZE; i++)
*(Buff + sigOffset + i) = 0xFF;
}
Adapter->bHeaderChangeAllowed = TRUE;
Status = BcmFlash2xBulkWrite(Adapter,
(PUINT)Buff,
eISOWritePart,
uiWriteOffsetWithinPart,
Adapter->uiSectorSize,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write failed while copying ISO: Part: %x, OffsetWithinPart: %x\n", eISOWritePart, uiWriteOffsetWithinPart);
break;
}
Adapter->bHeaderChangeAllowed = false;
if (IsThisHeaderSector == TRUE) {
WriteToFlashWithoutSectorErase(Adapter,
SigBuff,
eISOWritePart,
sigOffset,
MAX_RW_SIZE);
IsThisHeaderSector = false;
}
/* subtracting the written Data */
uiTotalDataToCopy = uiTotalDataToCopy - Adapter->uiSectorSize;
}
}
if (sCopySectStrut.SrcSection == ISO_IMAGE2 && sCopySectStrut.DstSection == ISO_IMAGE1) {
eISOReadPart = ISO_IMAGE2;
eISOWritePart = ISO_IMAGE1;
uiReadOffsetWithinPart = 0;
uiWriteOffsetWithinPart = 0;
uiTotalDataToCopy = (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part2End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part2Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part3End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage2Part3Start);
if (uiTotalDataToCopy < ISOLength) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "error as Source ISO Section does not have valid signature");
Status = STATUS_FAILURE;
goto out;
}
uiTotalDataToCopy = (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part2End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part2Start) +
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part3End) -
(Adapter->psFlash2xCSInfo->OffsetISOImage1Part3Start);
if (uiTotalDataToCopy < ISOLength) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "error as Dest ISO Section does not have enough section size");
Status = STATUS_FAILURE;
goto out;
}
uiTotalDataToCopy = ISOLength;
CorruptISOSig(Adapter, ISO_IMAGE1);
while (uiTotalDataToCopy) {
if (uiTotalDataToCopy == Adapter->uiSectorSize) {
/* Setting for write of first sector. First sector is assumed to be written in last */
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Writing the signature sector");
eISOReadPart = ISO_IMAGE2;
uiReadOffsetWithinPart = 0;
eISOWritePart = ISO_IMAGE1;
uiWriteOffsetWithinPart = 0;
IsThisHeaderSector = TRUE;
} else {
uiReadOffsetWithinPart = uiReadOffsetWithinPart + Adapter->uiSectorSize;
uiWriteOffsetWithinPart = uiWriteOffsetWithinPart + Adapter->uiSectorSize;
if ((eISOReadPart == ISO_IMAGE2) && (uiReadOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage2Part1End - Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start))) {
eISOReadPart = ISO_IMAGE2_PART2;
uiReadOffsetWithinPart = 0;
}
if ((eISOReadPart == ISO_IMAGE2_PART2) && (uiReadOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage2Part2End - Adapter->psFlash2xCSInfo->OffsetISOImage2Part2Start))) {
eISOReadPart = ISO_IMAGE2_PART3;
uiReadOffsetWithinPart = 0;
}
if ((eISOWritePart == ISO_IMAGE1) && (uiWriteOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage1Part1End - Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start))) {
eISOWritePart = ISO_IMAGE1_PART2;
uiWriteOffsetWithinPart = 0;
}
if ((eISOWritePart == ISO_IMAGE1_PART2) && (uiWriteOffsetWithinPart == (Adapter->psFlash2xCSInfo->OffsetISOImage1Part2End - Adapter->psFlash2xCSInfo->OffsetISOImage1Part2Start))) {
eISOWritePart = ISO_IMAGE1_PART3;
uiWriteOffsetWithinPart = 0;
}
}
Status = BcmFlash2xBulkRead(Adapter,
(PUINT)Buff,
eISOReadPart,
uiReadOffsetWithinPart,
Adapter->uiSectorSize);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read failed while copying ISO: Part: %x, OffsetWithinPart: %x\n", eISOReadPart, uiReadOffsetWithinPart);
break;
}
if (IsThisHeaderSector == TRUE) {
/* If this is header sector write 0xFFFFFFFF at the sig time and in last write sig */
memcpy(SigBuff, Buff + sigOffset, MAX_RW_SIZE);
for (i = 0; i < MAX_RW_SIZE; i++)
*(Buff + sigOffset + i) = 0xFF;
}
Adapter->bHeaderChangeAllowed = TRUE;
Status = BcmFlash2xBulkWrite(Adapter,
(PUINT)Buff,
eISOWritePart,
uiWriteOffsetWithinPart,
Adapter->uiSectorSize,
TRUE);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write failed while copying ISO: Part: %x, OffsetWithinPart: %x\n", eISOWritePart, uiWriteOffsetWithinPart);
break;
}
Adapter->bHeaderChangeAllowed = false;
if (IsThisHeaderSector == TRUE) {
WriteToFlashWithoutSectorErase(Adapter,
SigBuff,
eISOWritePart,
sigOffset,
MAX_RW_SIZE);
IsThisHeaderSector = false;
}
/* subtracting the written Data */
uiTotalDataToCopy = uiTotalDataToCopy - Adapter->uiSectorSize;
}
}
out:
kfree(Buff);
return Status;
}
/*
* BcmFlash2xCorruptSig : this API is used to corrupt the written sig in Bcm Header present in flash section.
* It will corrupt the sig, if Section is writable, by making first bytes as zero.
* @Adapater :- Bcm Driver Private Data Structure
* @eFlash2xSectionVal :- Flash section val which has header
*
* Return Value :-
* Success :- If Section is present and writable, corrupt the sig and return STATUS_SUCCESS
* Failure :-Return negative error code
*/
int BcmFlash2xCorruptSig(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal)
{
int Status = STATUS_SUCCESS;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section Value :%x\n", eFlash2xSectionVal);
if ((eFlash2xSectionVal == DSD0) || (eFlash2xSectionVal == DSD1) || (eFlash2xSectionVal == DSD2)) {
Status = CorruptDSDSig(Adapter, eFlash2xSectionVal);
} else if (eFlash2xSectionVal == ISO_IMAGE1 || eFlash2xSectionVal == ISO_IMAGE2) {
Status = CorruptISOSig(Adapter, eFlash2xSectionVal);
} else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Given Section <%d>does not have Header", eFlash2xSectionVal);
return STATUS_SUCCESS;
}
return Status;
}
/*
*BcmFlash2xWriteSig :-this API is used to Write the sig if requested Section has
* header and Write Permission.
* @Adapater :- Bcm Driver Private Data Structure
* @eFlashSectionVal :- Flash section val which has header
*
* Return Value :-
* Success :- If Section is present and writable write the sig and return STATUS_SUCCESS
* Failure :-Return negative error code
*/
int BcmFlash2xWriteSig(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlashSectionVal)
{
unsigned int uiSignature = 0;
unsigned int uiOffset = 0;
/* struct bcm_dsd_header dsdHeader = {0}; */
if (Adapter->bSigCorrupted == false) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Signature is not corrupted by driver, hence not restoring\n");
return STATUS_SUCCESS;
}
if (Adapter->bAllDSDWriteAllow == false) {
if (IsSectionWritable(Adapter, eFlashSectionVal) == false) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section is not Writable...Hence can't Write signature");
return SECTOR_IS_NOT_WRITABLE;
}
}
if ((eFlashSectionVal == DSD0) || (eFlashSectionVal == DSD1) || (eFlashSectionVal == DSD2)) {
uiSignature = htonl(DSD_IMAGE_MAGIC_NUMBER);
uiOffset = Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader;
uiOffset += FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImageMagicNumber);
if ((ReadDSDSignature(Adapter, eFlashSectionVal) & 0xFF000000) != CORRUPTED_PATTERN) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Corrupted Pattern is not there. Hence won't write sig");
return STATUS_FAILURE;
}
} else if ((eFlashSectionVal == ISO_IMAGE1) || (eFlashSectionVal == ISO_IMAGE2)) {
uiSignature = htonl(ISO_IMAGE_MAGIC_NUMBER);
/* uiOffset = 0; */
uiOffset = FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImageMagicNumber);
if ((ReadISOSignature(Adapter, eFlashSectionVal) & 0xFF000000) != CORRUPTED_PATTERN) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Currupted Pattern is not there. Hence won't write sig");
return STATUS_FAILURE;
}
} else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "GIVEN SECTION< %d > IS NOT VALID FOR SIG WRITE...", eFlashSectionVal);
return STATUS_FAILURE;
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Restoring the signature");
Adapter->bHeaderChangeAllowed = TRUE;
Adapter->bSigCorrupted = false;
BcmFlash2xBulkWrite(Adapter, &uiSignature, eFlashSectionVal, uiOffset, SIGNATURE_SIZE, TRUE);
Adapter->bHeaderChangeAllowed = false;
return STATUS_SUCCESS;
}
/*
* validateFlash2xReadWrite :- This API is used to validate the user request for Read/Write.
* if requested Bytes goes beyond the Requested section, it reports error.
* @Adapater :- Bcm Driver Private Data Structure
* @psFlash2xReadWrite :-Flash2x Read/write structure pointer
*
* Return values:-Return TRUE is request is valid else false.
*/
int validateFlash2xReadWrite(struct bcm_mini_adapter *Adapter, struct bcm_flash2x_readwrite *psFlash2xReadWrite)
{
unsigned int uiNumOfBytes = 0;
unsigned int uiSectStartOffset = 0;
unsigned int uiSectEndOffset = 0;
uiNumOfBytes = psFlash2xReadWrite->numOfBytes;
if (IsSectionExistInFlash(Adapter, psFlash2xReadWrite->Section) != TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section<%x> does not exixt in Flash", psFlash2xReadWrite->Section);
return false;
}
uiSectStartOffset = BcmGetSectionValStartOffset(Adapter, psFlash2xReadWrite->Section);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Start offset :%x ,section :%d\n", uiSectStartOffset, psFlash2xReadWrite->Section);
if ((psFlash2xReadWrite->Section == ISO_IMAGE1) || (psFlash2xReadWrite->Section == ISO_IMAGE2)) {
if (psFlash2xReadWrite->Section == ISO_IMAGE1) {
uiSectEndOffset = BcmGetSectionValEndOffset(Adapter, ISO_IMAGE1) -
BcmGetSectionValStartOffset(Adapter, ISO_IMAGE1) +
BcmGetSectionValEndOffset(Adapter, ISO_IMAGE1_PART2) -
BcmGetSectionValStartOffset(Adapter, ISO_IMAGE1_PART2) +
BcmGetSectionValEndOffset(Adapter, ISO_IMAGE1_PART3) -
BcmGetSectionValStartOffset(Adapter, ISO_IMAGE1_PART3);
} else if (psFlash2xReadWrite->Section == ISO_IMAGE2) {
uiSectEndOffset = BcmGetSectionValEndOffset(Adapter, ISO_IMAGE2) -
BcmGetSectionValStartOffset(Adapter, ISO_IMAGE2) +
BcmGetSectionValEndOffset(Adapter, ISO_IMAGE2_PART2) -
BcmGetSectionValStartOffset(Adapter, ISO_IMAGE2_PART2) +
BcmGetSectionValEndOffset(Adapter, ISO_IMAGE2_PART3) -
BcmGetSectionValStartOffset(Adapter, ISO_IMAGE2_PART3);
}
/* since this uiSectEndoffset is the size of iso Image. hence for calculating the virtual endoffset
* it should be added in startoffset. so that check done in last of this function can be valued.
*/
uiSectEndOffset = uiSectStartOffset + uiSectEndOffset;
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Total size of the ISO Image :%x", uiSectEndOffset);
} else
uiSectEndOffset = BcmGetSectionValEndOffset(Adapter, psFlash2xReadWrite->Section);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "End offset :%x\n", uiSectEndOffset);
/* Checking the boundary condition */
if ((uiSectStartOffset + psFlash2xReadWrite->offset + uiNumOfBytes) <= uiSectEndOffset)
return TRUE;
else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Invalid Request....");
return false;
}
}
/*
* IsFlash2x :- check for Flash 2.x
* Adapater :- Bcm Driver Private Data Structure
*
* Return value:-
* return TRUE if flah2.x of hgher version else return false.
*/
int IsFlash2x(struct bcm_mini_adapter *Adapter)
{
if (Adapter->uiFlashLayoutMajorVersion >= FLASH_2X_MAJOR_NUMBER)
return TRUE;
else
return false;
}
/*
* GetFlashBaseAddr :- Calculate the Flash Base address
* @Adapater :- Bcm Driver Private Data Structure
*
* Return Value:-
* Success :- Base Address of the Flash
*/
static int GetFlashBaseAddr(struct bcm_mini_adapter *Adapter)
{
unsigned int uiBaseAddr = 0;
if (Adapter->bDDRInitDone) {
/*
* For All Valid Flash Versions... except 1.1, take the value from FlashBaseAddr
* In case of Raw Read... use the default value
*/
if (Adapter->uiFlashLayoutMajorVersion && (Adapter->bFlashRawRead == false) &&
!((Adapter->uiFlashLayoutMajorVersion == 1) && (Adapter->uiFlashLayoutMinorVersion == 1)))
uiBaseAddr = Adapter->uiFlashBaseAdd;
else
uiBaseAddr = FLASH_CONTIGIOUS_START_ADDR_AFTER_INIT;
} else {
/*
* For All Valid Flash Versions... except 1.1, take the value from FlashBaseAddr
* In case of Raw Read... use the default value
*/
if (Adapter->uiFlashLayoutMajorVersion && (Adapter->bFlashRawRead == false) &&
!((Adapter->uiFlashLayoutMajorVersion == 1) && (Adapter->uiFlashLayoutMinorVersion == 1)))
uiBaseAddr = Adapter->uiFlashBaseAdd | FLASH_CONTIGIOUS_START_ADDR_BEFORE_INIT;
else
uiBaseAddr = FLASH_CONTIGIOUS_START_ADDR_BEFORE_INIT;
}
return uiBaseAddr;
}
/*
* BcmCopySection :- This API is used to copy the One section in another. Both section should
* be contiuous and of same size. Hence this Will not be applicabe to copy ISO.
*
* @Adapater :- Bcm Driver Private Data Structure
* @SrcSection :- Source section From where data has to be copied
* @DstSection :- Destination section to which data has to be copied
* @offset :- Offset from/to where data has to be copied from one section to another.
* @numOfBytes :- number of byes that has to be copyed from one section to another at given offset.
* in case of numofBytes equal zero complete section will be copied.
* Return Values-
* Success : Return STATUS_SUCCESS
* Faillure :- return negative error code
*/
int BcmCopySection(struct bcm_mini_adapter *Adapter,
enum bcm_flash2x_section_val SrcSection,
enum bcm_flash2x_section_val DstSection,
unsigned int offset,
unsigned int numOfBytes)
{
unsigned int BuffSize = 0;
unsigned int BytesToBeCopied = 0;
PUCHAR pBuff = NULL;
int Status = STATUS_SUCCESS;
if (SrcSection == DstSection) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Source and Destination should be different ...try again");
return -EINVAL;
}
if ((SrcSection != DSD0) && (SrcSection != DSD1) && (SrcSection != DSD2)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Source should be DSD subsection");
return -EINVAL;
}
if ((DstSection != DSD0) && (DstSection != DSD1) && (DstSection != DSD2)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Destination should be DSD subsection");
return -EINVAL;
}
/* if offset zero means have to copy complete secton */
if (numOfBytes == 0) {
numOfBytes = BcmGetSectionValEndOffset(Adapter, SrcSection)
- BcmGetSectionValStartOffset(Adapter, SrcSection);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Section Size :0x%x", numOfBytes);
}
if ((offset + numOfBytes) > BcmGetSectionValEndOffset(Adapter, SrcSection)
- BcmGetSectionValStartOffset(Adapter, SrcSection)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, " Input parameters going beyond the section offS: %x numB: %x of Source Section\n",
offset, numOfBytes);
return -EINVAL;
}
if ((offset + numOfBytes) > BcmGetSectionValEndOffset(Adapter, DstSection)
- BcmGetSectionValStartOffset(Adapter, DstSection)) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Input parameters going beyond the section offS: %x numB: %x of Destination Section\n",
offset, numOfBytes);
return -EINVAL;
}
if (numOfBytes > Adapter->uiSectorSize)
BuffSize = Adapter->uiSectorSize;
else
BuffSize = numOfBytes;
pBuff = kzalloc(BuffSize, GFP_KERNEL);
if (!pBuff) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed.. ");
return -ENOMEM;
}
BytesToBeCopied = Adapter->uiSectorSize;
if (offset % Adapter->uiSectorSize)
BytesToBeCopied = Adapter->uiSectorSize - (offset % Adapter->uiSectorSize);
if (BytesToBeCopied > numOfBytes)
BytesToBeCopied = numOfBytes;
Adapter->bHeaderChangeAllowed = TRUE;
do {
Status = BcmFlash2xBulkRead(Adapter, (PUINT)pBuff, SrcSection , offset, BytesToBeCopied);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Read failed at offset :%d for NOB :%d", SrcSection, BytesToBeCopied);
break;
}
Status = BcmFlash2xBulkWrite(Adapter, (PUINT)pBuff, DstSection, offset, BytesToBeCopied, false);
if (Status) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Write failed at offset :%d for NOB :%d", DstSection, BytesToBeCopied);
break;
}
offset = offset + BytesToBeCopied;
numOfBytes = numOfBytes - BytesToBeCopied;
if (numOfBytes) {
if (numOfBytes > Adapter->uiSectorSize)
BytesToBeCopied = Adapter->uiSectorSize;
else
BytesToBeCopied = numOfBytes;
}
} while (numOfBytes > 0);
kfree(pBuff);
Adapter->bHeaderChangeAllowed = false;
return Status;
}
/*
* SaveHeaderIfPresent :- This API is use to Protect the Header in case of Header Sector write
* @Adapater :- Bcm Driver Private Data Structure
* @pBuff :- Data buffer that has to be written in sector having the header map.
* @uiOffset :- Flash offset that has to be written.
*
* Return value :-
* Success :- On success return STATUS_SUCCESS
* Faillure :- Return negative error code
*/
int SaveHeaderIfPresent(struct bcm_mini_adapter *Adapter, PUCHAR pBuff, unsigned int uiOffset)
{
unsigned int offsetToProtect = 0, HeaderSizeToProtect = 0;
bool bHasHeader = false;
PUCHAR pTempBuff = NULL;
unsigned int uiSectAlignAddr = 0;
unsigned int sig = 0;
/* making the offset sector aligned */
uiSectAlignAddr = uiOffset & ~(Adapter->uiSectorSize - 1);
if ((uiSectAlignAddr == BcmGetSectionValEndOffset(Adapter, DSD2) - Adapter->uiSectorSize) ||
(uiSectAlignAddr == BcmGetSectionValEndOffset(Adapter, DSD1) - Adapter->uiSectorSize) ||
(uiSectAlignAddr == BcmGetSectionValEndOffset(Adapter, DSD0) - Adapter->uiSectorSize)) {
/* offset from the sector boundary having the header map */
offsetToProtect = Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader % Adapter->uiSectorSize;
HeaderSizeToProtect = sizeof(struct bcm_dsd_header);
bHasHeader = TRUE;
}
if (uiSectAlignAddr == BcmGetSectionValStartOffset(Adapter, ISO_IMAGE1) ||
uiSectAlignAddr == BcmGetSectionValStartOffset(Adapter, ISO_IMAGE2)) {
offsetToProtect = 0;
HeaderSizeToProtect = sizeof(struct bcm_iso_header);
bHasHeader = TRUE;
}
/* If Header is present overwrite passed buffer with this */
if (bHasHeader && (Adapter->bHeaderChangeAllowed == false)) {
pTempBuff = kzalloc(HeaderSizeToProtect, GFP_KERNEL);
if (!pTempBuff) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Memory allocation failed");
return -ENOMEM;
}
/* Read header */
BeceemFlashBulkRead(Adapter, (PUINT)pTempBuff, (uiSectAlignAddr + offsetToProtect), HeaderSizeToProtect);
BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, pTempBuff, HeaderSizeToProtect);
/* Replace Buffer content with Header */
memcpy(pBuff + offsetToProtect, pTempBuff, HeaderSizeToProtect);
kfree(pTempBuff);
}
if (bHasHeader && Adapter->bSigCorrupted) {
sig = *((PUINT)(pBuff + offsetToProtect + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImageMagicNumber)));
sig = ntohl(sig);
if ((sig & 0xFF000000) != CORRUPTED_PATTERN) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Desired pattern is not at sig offset. Hence won't restore");
Adapter->bSigCorrupted = false;
return STATUS_SUCCESS;
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, " Corrupted sig is :%X", sig);
*((PUINT)(pBuff + offsetToProtect + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImageMagicNumber))) = htonl(DSD_IMAGE_MAGIC_NUMBER);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Restoring the signature in Header Write only");
Adapter->bSigCorrupted = false;
}
return STATUS_SUCCESS;
}
/*
* BcmDoChipSelect : This will selcet the appropriate chip for writing.
* @Adapater :- Bcm Driver Private Data Structure
*
* OutPut:-
* Select the Appropriate chip and retrn status Success
*/
static int BcmDoChipSelect(struct bcm_mini_adapter *Adapter, unsigned int offset)
{
unsigned int FlashConfig = 0;
int ChipNum = 0;
unsigned int GPIOConfig = 0;
unsigned int PartNum = 0;
ChipNum = offset / FLASH_PART_SIZE;
/*
* Chip Select mapping to enable flash0.
* To select flash 0, we have to OR with (0<<12).
* ORing 0 will have no impact so not doing that part.
* In future if Chip select value changes from 0 to non zero,
* That needs be taken care with backward comaptibility. No worries for now.
*/
/*
* SelectedChip Variable is the selection that the host is 100% Sure the same as what the register will hold. This can be ONLY ensured
* if the Chip doesn't goes to low power mode while the flash operation is in progress (NVMRdmWrmLock is taken)
* Before every new Flash Write operation, we reset the variable. This is to ensure that after any wake-up from
* power down modes (Idle mode/shutdown mode), the values in the register will be different.
*/
if (Adapter->SelectedChip == ChipNum)
return STATUS_SUCCESS;
/* BCM_DEBUG_PRINT(Adapter,DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Selected Chip :%x", ChipNum); */
Adapter->SelectedChip = ChipNum;
/* bit[13..12] will select the appropriate chip */
rdmalt(Adapter, FLASH_CONFIG_REG, &FlashConfig, 4);
rdmalt(Adapter, FLASH_GPIO_CONFIG_REG, &GPIOConfig, 4);
{
switch (ChipNum) {
case 0:
PartNum = 0;
break;
case 1:
PartNum = 3;
GPIOConfig |= (0x4 << CHIP_SELECT_BIT12);
break;
case 2:
PartNum = 1;
GPIOConfig |= (0x1 << CHIP_SELECT_BIT12);
break;
case 3:
PartNum = 2;
GPIOConfig |= (0x2 << CHIP_SELECT_BIT12);
break;
}
}
/* In case the bits already written in the FLASH_CONFIG_REG is same as what the user desired,
* nothing to do... can return immediately.
* ASSUMPTION: FLASH_GPIO_CONFIG_REG will be in sync with FLASH_CONFIG_REG.
* Even if the chip goes to low power mode, it should wake with values in each register in sync with each other.
* These values are not written by host other than during CHIP_SELECT.
*/
if (PartNum == ((FlashConfig >> CHIP_SELECT_BIT12) & 0x3))
return STATUS_SUCCESS;
/* clearing the bit[13..12] */
FlashConfig &= 0xFFFFCFFF;
FlashConfig = (FlashConfig | (PartNum<<CHIP_SELECT_BIT12)); /* 00 */
wrmalt(Adapter, FLASH_GPIO_CONFIG_REG, &GPIOConfig, 4);
udelay(100);
wrmalt(Adapter, FLASH_CONFIG_REG, &FlashConfig, 4);
udelay(100);
return STATUS_SUCCESS;
}
int ReadDSDSignature(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val dsd)
{
unsigned int uiDSDsig = 0;
/* unsigned int sigoffsetInMap = 0;
* struct bcm_dsd_header dsdHeader = {0};
*/
/* sigoffsetInMap =(PUCHAR)&(dsdHeader.DSDImageMagicNumber) -(PUCHAR)&dsdHeader; */
if (dsd != DSD0 && dsd != DSD1 && dsd != DSD2) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "passed section value is not for DSDs");
return STATUS_FAILURE;
}
BcmFlash2xBulkRead(Adapter,
&uiDSDsig,
dsd,
Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImageMagicNumber),
SIGNATURE_SIZE);
uiDSDsig = ntohl(uiDSDsig);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "DSD SIG :%x", uiDSDsig);
return uiDSDsig;
}
int ReadDSDPriority(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val dsd)
{
/* unsigned int priOffsetInMap = 0 ; */
unsigned int uiDSDPri = STATUS_FAILURE;
/* struct bcm_dsd_header dsdHeader = {0};
* priOffsetInMap = (PUCHAR)&(dsdHeader.DSDImagePriority) -(PUCHAR)&dsdHeader;
*/
if (IsSectionWritable(Adapter, dsd)) {
if (ReadDSDSignature(Adapter, dsd) == DSD_IMAGE_MAGIC_NUMBER) {
BcmFlash2xBulkRead(Adapter,
&uiDSDPri,
dsd,
Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + FIELD_OFFSET_IN_HEADER(struct bcm_dsd_header *, DSDImagePriority),
4);
uiDSDPri = ntohl(uiDSDPri);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "DSD<%x> Priority :%x", dsd, uiDSDPri);
}
}
return uiDSDPri;
}
enum bcm_flash2x_section_val getHighestPriDSD(struct bcm_mini_adapter *Adapter)
{
int DSDHighestPri = STATUS_FAILURE;
int DsdPri = 0;
enum bcm_flash2x_section_val HighestPriDSD = 0;
if (IsSectionWritable(Adapter, DSD2)) {
DSDHighestPri = ReadDSDPriority(Adapter, DSD2);
HighestPriDSD = DSD2;
}
if (IsSectionWritable(Adapter, DSD1)) {
DsdPri = ReadDSDPriority(Adapter, DSD1);
if (DSDHighestPri < DsdPri) {
DSDHighestPri = DsdPri;
HighestPriDSD = DSD1;
}
}
if (IsSectionWritable(Adapter, DSD0)) {
DsdPri = ReadDSDPriority(Adapter, DSD0);
if (DSDHighestPri < DsdPri) {
DSDHighestPri = DsdPri;
HighestPriDSD = DSD0;
}
}
if (HighestPriDSD)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Highest DSD :%x , and its Pri :%x", HighestPriDSD, DSDHighestPri);
return HighestPriDSD;
}
int ReadISOSignature(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val iso)
{
unsigned int uiISOsig = 0;
/* unsigned int sigoffsetInMap = 0;
* struct bcm_iso_header ISOHeader = {0};
* sigoffsetInMap =(PUCHAR)&(ISOHeader.ISOImageMagicNumber) -(PUCHAR)&ISOHeader;
*/
if (iso != ISO_IMAGE1 && iso != ISO_IMAGE2) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "passed section value is not for ISOs");
return STATUS_FAILURE;
}
BcmFlash2xBulkRead(Adapter,
&uiISOsig,
iso,
0 + FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImageMagicNumber),
SIGNATURE_SIZE);
uiISOsig = ntohl(uiISOsig);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "ISO SIG :%x", uiISOsig);
return uiISOsig;
}
int ReadISOPriority(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val iso)
{
unsigned int ISOPri = STATUS_FAILURE;
if (IsSectionWritable(Adapter, iso)) {
if (ReadISOSignature(Adapter, iso) == ISO_IMAGE_MAGIC_NUMBER) {
BcmFlash2xBulkRead(Adapter,
&ISOPri,
iso,
0 + FIELD_OFFSET_IN_HEADER(struct bcm_iso_header *, ISOImagePriority),
4);
ISOPri = ntohl(ISOPri);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "ISO<%x> Priority :%x", iso, ISOPri);
}
}
return ISOPri;
}
enum bcm_flash2x_section_val getHighestPriISO(struct bcm_mini_adapter *Adapter)
{
int ISOHighestPri = STATUS_FAILURE;
int ISOPri = 0;
enum bcm_flash2x_section_val HighestPriISO = NO_SECTION_VAL;
if (IsSectionWritable(Adapter, ISO_IMAGE2)) {
ISOHighestPri = ReadISOPriority(Adapter, ISO_IMAGE2);
HighestPriISO = ISO_IMAGE2;
}
if (IsSectionWritable(Adapter, ISO_IMAGE1)) {
ISOPri = ReadISOPriority(Adapter, ISO_IMAGE1);
if (ISOHighestPri < ISOPri) {
ISOHighestPri = ISOPri;
HighestPriISO = ISO_IMAGE1;
}
}
if (HighestPriISO)
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Highest ISO :%x and its Pri :%x", HighestPriISO, ISOHighestPri);
return HighestPriISO;
}
int WriteToFlashWithoutSectorErase(struct bcm_mini_adapter *Adapter,
PUINT pBuff,
enum bcm_flash2x_section_val eFlash2xSectionVal,
unsigned int uiOffset,
unsigned int uiNumBytes)
{
#if !defined(BCM_SHM_INTERFACE) || defined(FLASH_DIRECT_ACCESS)
unsigned int uiTemp = 0, value = 0;
unsigned int i = 0;
unsigned int uiPartOffset = 0;
#endif
unsigned int uiStartOffset = 0;
/* Adding section start address */
int Status = STATUS_SUCCESS;
PUCHAR pcBuff = (PUCHAR)pBuff;
if (uiNumBytes % Adapter->ulFlashWriteSize) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Writing without Sector Erase for non-FlashWriteSize number of bytes 0x%x\n", uiNumBytes);
return STATUS_FAILURE;
}
uiStartOffset = BcmGetSectionValStartOffset(Adapter, eFlash2xSectionVal);
if (IsSectionExistInVendorInfo(Adapter, eFlash2xSectionVal))
return vendorextnWriteSectionWithoutErase(Adapter, pcBuff, eFlash2xSectionVal, uiOffset, uiNumBytes);
uiOffset = uiOffset + uiStartOffset;
#if defined(BCM_SHM_INTERFACE) && !defined(FLASH_DIRECT_ACCESS)
Status = bcmflash_raw_writenoerase((uiOffset / FLASH_PART_SIZE), (uiOffset % FLASH_PART_SIZE), pcBuff, uiNumBytes);
#else
rdmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
value = 0;
wrmalt(Adapter, 0x0f000C80, &value, sizeof(value));
Adapter->SelectedChip = RESET_CHIP_SELECT;
BcmDoChipSelect(Adapter, uiOffset);
uiPartOffset = (uiOffset & (FLASH_PART_SIZE - 1)) + GetFlashBaseAddr(Adapter);
for (i = 0; i < uiNumBytes; i += Adapter->ulFlashWriteSize) {
if (Adapter->ulFlashWriteSize == BYTE_WRITE_SUPPORT)
Status = flashByteWrite(Adapter, uiPartOffset, pcBuff);
else
Status = flashWrite(Adapter, uiPartOffset, pcBuff);
if (Status != STATUS_SUCCESS)
break;
pcBuff = pcBuff + Adapter->ulFlashWriteSize;
uiPartOffset = uiPartOffset + Adapter->ulFlashWriteSize;
}
wrmalt(Adapter, 0x0f000C80, &uiTemp, sizeof(uiTemp));
Adapter->SelectedChip = RESET_CHIP_SELECT;
#endif
return Status;
}
bool IsSectionExistInFlash(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val section)
{
bool SectionPresent = false;
switch (section) {
case ISO_IMAGE1:
if ((Adapter->psFlash2xCSInfo->OffsetISOImage1Part1Start != UNINIT_PTR_IN_CS) &&
(IsNonCDLessDevice(Adapter) == false))
SectionPresent = TRUE;
break;
case ISO_IMAGE2:
if ((Adapter->psFlash2xCSInfo->OffsetISOImage2Part1Start != UNINIT_PTR_IN_CS) &&
(IsNonCDLessDevice(Adapter) == false))
SectionPresent = TRUE;
break;
case DSD0:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSDStart != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case DSD1:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD1Start != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case DSD2:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForDSD2Start != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case VSA0:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSAStart != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case VSA1:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA1Start != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case VSA2:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForVSA2Start != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case SCSI:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForScsiFirmware != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
case CONTROL_SECTION:
if (Adapter->psFlash2xCSInfo->OffsetFromZeroForControlSectionStart != UNINIT_PTR_IN_CS)
SectionPresent = TRUE;
break;
default:
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section Does not exist in Flash 2.x");
SectionPresent = false;
}
return SectionPresent;
}
int IsSectionWritable(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val Section)
{
int offset = STATUS_FAILURE;
int Status = false;
if (IsSectionExistInFlash(Adapter, Section) == false) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section <%d> does not exixt", Section);
return false;
}
offset = BcmGetSectionValStartOffset(Adapter, Section);
if (offset == INVALID_OFFSET) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section<%d> does not exixt", Section);
return false;
}
if (IsSectionExistInVendorInfo(Adapter, Section))
return !(Adapter->psFlash2xVendorInfo->VendorSection[Section].AccessFlags & FLASH2X_SECTION_RO);
Status = IsOffsetWritable(Adapter, offset);
return Status;
}
static int CorruptDSDSig(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal)
{
PUCHAR pBuff = NULL;
unsigned int sig = 0;
unsigned int uiOffset = 0;
unsigned int BlockStatus = 0;
unsigned int uiSectAlignAddr = 0;
Adapter->bSigCorrupted = false;
if (Adapter->bAllDSDWriteAllow == false) {
if (IsSectionWritable(Adapter, eFlash2xSectionVal) != TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section is not Writable...Hence can't Corrupt signature");
return SECTOR_IS_NOT_WRITABLE;
}
}
pBuff = kzalloc(MAX_RW_SIZE, GFP_KERNEL);
if (!pBuff) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Can't allocate memorey");
return -ENOMEM;
}
uiOffset = Adapter->psFlash2xCSInfo->OffsetFromDSDStartForDSDHeader + sizeof(struct bcm_dsd_header);
uiOffset -= MAX_RW_SIZE;
BcmFlash2xBulkRead(Adapter, (PUINT)pBuff, eFlash2xSectionVal, uiOffset, MAX_RW_SIZE);
sig = *((PUINT)(pBuff + 12));
sig = ntohl(sig);
BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, pBuff, MAX_RW_SIZE);
/* Now corrupting the sig by corrupting 4th last Byte. */
*(pBuff + 12) = 0;
if (sig == DSD_IMAGE_MAGIC_NUMBER) {
Adapter->bSigCorrupted = TRUE;
if (Adapter->ulFlashWriteSize == BYTE_WRITE_SUPPORT) {
uiSectAlignAddr = uiOffset & ~(Adapter->uiSectorSize - 1);
BlockStatus = BcmFlashUnProtectBlock(Adapter, uiSectAlignAddr, Adapter->uiSectorSize);
WriteToFlashWithoutSectorErase(Adapter, (PUINT)(pBuff + 12), eFlash2xSectionVal,
(uiOffset + 12), BYTE_WRITE_SUPPORT);
if (BlockStatus) {
BcmRestoreBlockProtectStatus(Adapter, BlockStatus);
BlockStatus = 0;
}
} else {
WriteToFlashWithoutSectorErase(Adapter, (PUINT)pBuff, eFlash2xSectionVal,
uiOffset, MAX_RW_SIZE);
}
} else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "BCM Signature is not present in header");
kfree(pBuff);
return STATUS_FAILURE;
}
kfree(pBuff);
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Corrupted the signature");
return STATUS_SUCCESS;
}
static int CorruptISOSig(struct bcm_mini_adapter *Adapter, enum bcm_flash2x_section_val eFlash2xSectionVal)
{
PUCHAR pBuff = NULL;
unsigned int sig = 0;
unsigned int uiOffset = 0;
Adapter->bSigCorrupted = false;
if (IsSectionWritable(Adapter, eFlash2xSectionVal) != TRUE) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Section is not Writable...Hence can't Corrupt signature");
return SECTOR_IS_NOT_WRITABLE;
}
pBuff = kzalloc(MAX_RW_SIZE, GFP_KERNEL);
if (!pBuff) {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "Can't allocate memorey");
return -ENOMEM;
}
uiOffset = 0;
BcmFlash2xBulkRead(Adapter, (PUINT)pBuff, eFlash2xSectionVal, uiOffset, MAX_RW_SIZE);
sig = *((PUINT)pBuff);
sig = ntohl(sig);
/* corrupt signature */
*pBuff = 0;
if (sig == ISO_IMAGE_MAGIC_NUMBER) {
Adapter->bSigCorrupted = TRUE;
WriteToFlashWithoutSectorErase(Adapter, (PUINT)pBuff, eFlash2xSectionVal,
uiOffset, Adapter->ulFlashWriteSize);
} else {
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_PRINTK, 0, 0, "BCM Signature is not present in header");
kfree(pBuff);
return STATUS_FAILURE;
}
BCM_DEBUG_PRINT(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, "Corrupted the signature");
BCM_DEBUG_PRINT_BUFFER(Adapter, DBG_TYPE_OTHERS, NVM_RW, DBG_LVL_ALL, pBuff, MAX_RW_SIZE);
kfree(pBuff);
return STATUS_SUCCESS;
}
bool IsNonCDLessDevice(struct bcm_mini_adapter *Adapter)
{
if (Adapter->psFlash2xCSInfo->IsCDLessDeviceBootSig == NON_CDLESS_DEVICE_BOOT_SIG)
return TRUE;
else
return false;
}