diff options
Diffstat (limited to 'drivers/staging/vt6655/srom.c')
| -rw-r--r-- | drivers/staging/vt6655/srom.c | 251 |
1 files changed, 0 insertions, 251 deletions
diff --git a/drivers/staging/vt6655/srom.c b/drivers/staging/vt6655/srom.c index 1ac60fb4490f..9ec49e653b61 100644 --- a/drivers/staging/vt6655/srom.c +++ b/drivers/staging/vt6655/srom.c @@ -107,144 +107,6 @@ unsigned char SROMbyReadEmbedded(void __iomem *dwIoBase, unsigned char byContntO } /* - * Description: Write a byte to EEPROM, by MAC I2C - * - * Parameters: - * In: - * dwIoBase - I/O base address - * byContntOffset - address of EEPROM - * wData - data to write - * Out: - * none - * - * Return Value: true if succeeded; false if failed. - * - */ -bool SROMbWriteEmbedded(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byData) -{ - unsigned short wDelay, wNoACK; - unsigned char byWait; - - unsigned char byOrg; - - VNSvInPortB(dwIoBase + MAC_REG_I2MCFG, &byOrg); - /* turn off hardware retry for getting NACK */ - VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, (byOrg & (~I2MCFG_NORETRY))); - for (wNoACK = 0; wNoACK < W_MAX_I2CRETRY; wNoACK++) { - VNSvOutPortB(dwIoBase + MAC_REG_I2MTGID, EEP_I2C_DEV_ID); - VNSvOutPortB(dwIoBase + MAC_REG_I2MTGAD, byContntOffset); - VNSvOutPortB(dwIoBase + MAC_REG_I2MDOPT, byData); - - /* issue write command */ - VNSvOutPortB(dwIoBase + MAC_REG_I2MCSR, I2MCSR_EEMW); - /* wait DONE be set */ - for (wDelay = 0; wDelay < W_MAX_TIMEOUT; wDelay++) { - VNSvInPortB(dwIoBase + MAC_REG_I2MCSR, &byWait); - if (byWait & (I2MCSR_DONE | I2MCSR_NACK)) - break; - PCAvDelayByIO(CB_DELAY_LOOP_WAIT); - } - - if ((wDelay < W_MAX_TIMEOUT) && - (!(byWait & I2MCSR_NACK))) { - break; - } - } - if (wNoACK == W_MAX_I2CRETRY) { - VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg); - return false; - } - VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg); - return true; -} - -/* - * Description: Turn bits on in eeprom - * - * Parameters: - * In: - * dwIoBase - I/O base address - * byContntOffset - address of EEPROM - * byBits - bits to turn on - * Out: - * none - * - * Return Value: none - * - */ -void SROMvRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits) -{ - unsigned char byOrgData; - - byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset); - SROMbWriteEmbedded(dwIoBase, byContntOffset, (unsigned char)(byOrgData | byBits)); -} - -/* - * Description: Turn bits off in eeprom - * - * Parameters: - * In: - * dwIoBase - I/O base address - * byContntOffset - address of EEPROM - * byBits - bits to turn off - * Out: - * none - * - */ -void SROMvRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byBits) -{ - unsigned char byOrgData; - - byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset); - SROMbWriteEmbedded(dwIoBase, byContntOffset, (unsigned char)(byOrgData & (~byBits))); -} - -/* - * Description: Test if bits on in eeprom - * - * Parameters: - * In: - * dwIoBase - I/O base address - * byContntOffset - address of EEPROM - * byTestBits - bits to test - * Out: - * none - * - * Return Value: true if all test bits on; otherwise false - * - */ -bool SROMbIsRegBitsOn(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits) -{ - unsigned char byOrgData; - - byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset); - return (byOrgData & byTestBits) == byTestBits; -} - -/* - * Description: Test if bits off in eeprom - * - * Parameters: - * In: - * dwIoBase - I/O base address - * byContntOffset - address of EEPROM - * byTestBits - bits to test - * Out: - * none - * - * Return Value: true if all test bits off; otherwise false - * - */ -bool SROMbIsRegBitsOff(void __iomem *dwIoBase, unsigned char byContntOffset, unsigned char byTestBits) -{ - unsigned char byOrgData; - - byOrgData = SROMbyReadEmbedded(dwIoBase, byContntOffset); - return !(byOrgData & byTestBits); -} - -/* * Description: Read all contents of eeprom to buffer * * Parameters: @@ -268,30 +130,6 @@ void SROMvReadAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs) } /* - * Description: Write all contents of buffer to eeprom - * - * Parameters: - * In: - * dwIoBase - I/O base address - * pbyEepromRegs - EEPROM content Buffer - * Out: - * none - * - * Return Value: none - * - */ -void SROMvWriteAllContents(void __iomem *dwIoBase, unsigned char *pbyEepromRegs) -{ - int ii; - - /* ii = Rom Address */ - for (ii = 0; ii < EEP_MAX_CONTEXT_SIZE; ii++) { - SROMbWriteEmbedded(dwIoBase, (unsigned char)ii, *pbyEepromRegs); - pbyEepromRegs++; - } -} - -/* * Description: Read Ethernet Address from eeprom to buffer * * Parameters: @@ -313,92 +151,3 @@ void SROMvReadEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddres pbyEtherAddress++; } } - -/* - * Description: Write Ethernet Address from buffer to eeprom - * - * Parameters: - * In: - * dwIoBase - I/O base address - * pbyEtherAddress - Ethernet Address buffer - * Out: - * none - * - * Return Value: none - * - */ -void SROMvWriteEtherAddress(void __iomem *dwIoBase, unsigned char *pbyEtherAddress) -{ - unsigned char ii; - - /* ii = Rom Address */ - for (ii = 0; ii < ETH_ALEN; ii++) { - SROMbWriteEmbedded(dwIoBase, ii, *pbyEtherAddress); - pbyEtherAddress++; - } -} - -/* - * Description: Read Sub_VID and Sub_SysId from eeprom to buffer - * - * Parameters: - * In: - * dwIoBase - I/O base address - * Out: - * pdwSubSysVenId - Sub_VID and Sub_SysId read - * - * Return Value: none - * - */ -void SROMvReadSubSysVenId(void __iomem *dwIoBase, unsigned long *pdwSubSysVenId) -{ - unsigned char *pbyData; - - pbyData = (unsigned char *)pdwSubSysVenId; - /* sub vendor */ - *pbyData = SROMbyReadEmbedded(dwIoBase, 6); - *(pbyData+1) = SROMbyReadEmbedded(dwIoBase, 7); - /* sub system */ - *(pbyData+2) = SROMbyReadEmbedded(dwIoBase, 8); - *(pbyData+3) = SROMbyReadEmbedded(dwIoBase, 9); -} - -/* - * Description: Auto Load EEPROM to MAC register - * - * Parameters: - * In: - * dwIoBase - I/O base address - * Out: - * none - * - * Return Value: true if success; otherwise false - * - */ -bool SROMbAutoLoad(void __iomem *dwIoBase) -{ - unsigned char byWait; - int ii; - - unsigned char byOrg; - - VNSvInPortB(dwIoBase + MAC_REG_I2MCFG, &byOrg); - /* turn on hardware retry */ - VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, (byOrg | I2MCFG_NORETRY)); - - MACvRegBitsOn(dwIoBase, MAC_REG_I2MCSR, I2MCSR_AUTOLD); - - /* ii = Rom Address */ - for (ii = 0; ii < EEP_MAX_CONTEXT_SIZE; ii++) { - MACvTimer0MicroSDelay(dwIoBase, CB_EEPROM_READBYTE_WAIT); - VNSvInPortB(dwIoBase + MAC_REG_I2MCSR, &byWait); - if (!(byWait & I2MCSR_AUTOLD)) - break; - } - - VNSvOutPortB(dwIoBase + MAC_REG_I2MCFG, byOrg); - - if (ii == EEP_MAX_CONTEXT_SIZE) - return false; - return true; -} |