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path: root/drivers/staging/vt6655/srom.c
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-rw-r--r--drivers/staging/vt6655/srom.c252
1 files changed, 0 insertions, 252 deletions
diff --git a/drivers/staging/vt6655/srom.c b/drivers/staging/vt6655/srom.c
index 5396e5832c22..9ec49e653b61 100644
--- a/drivers/staging/vt6655/srom.c
+++ b/drivers/staging/vt6655/srom.c
@@ -44,7 +44,6 @@
#include "upc.h"
#include "tmacro.h"
-#include "tether.h"
#include "mac.h"
#include "srom.h"
@@ -108,144 +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:
@@ -269,30 +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:
@@ -314,92 +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;
-}
Copyright © 1996 – 2023 Jason A. Donenfeld. All Rights Reverse Engineered.