📄 smsc100fd.c
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// Wait for some time. Read back again.
// for(glbl_tmp = 0; glbl_tmp < 1000000000; glbl_tmp ++);
// SelectBank(BANK0);
// SelectBank(BANK1);
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: CONFIG register re-reads back 0x%x\r\n"), ReadWord(pAdapter,CONFIG) ));
// Initialize memory configuration register
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Initializing Memory Configration register\r\n")));
SelectBank (pAdapter,BANK0);
WriteWord (pAdapter,MCR, 4); // Reserve 4x512 Bytes for TX
//
// Set Loopback Mode
//
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Initializing loopback mode\r\n")));
SelectBank (pAdapter,BANK0);
pAdapter->usNicTransmitConfig = TCR_LOOP;
WriteWord (pAdapter,TCR, pAdapter->usNicTransmitConfig);
//
// Clear all pending interrupts
//
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Clearing pending interrupts\r\n")));
SelectBank (pAdapter,BANK2);
WriteWord (pAdapter,INTERRUPT_REGISTER, ReadWord (pAdapter,INTERRUPT_REGISTER));
//
// Set Station Address
//
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Initializing station address registers\r\n")));
SelectBank (pAdapter,BANK1);
WriteWord (pAdapter,ADDR0, (UINT16)(pAdapter->ucStationAddress[0] | (pAdapter->ucStationAddress[1] << 8)));
WriteWord (pAdapter,ADDR1, (UINT16)(pAdapter->ucStationAddress[2] | (pAdapter->ucStationAddress[3] << 8)));
WriteWord (pAdapter,ADDR2, (UINT16)(pAdapter->ucStationAddress[4] | (pAdapter->ucStationAddress[5] << 8)));
//
// Write out the multicast addresses
//
SelectBank (pAdapter,BANK3);
for (uiIndex = 0; uiIndex < sizeof (pAdapter->ucNicMulticastRegs); uiIndex += 2)
WriteWord (pAdapter,MULTICAST1 + uiIndex, (USHORT)((pAdapter->ulPacketFilter & NDIS_PACKET_TYPE_ALL_MULTICAST) ? 0xffff : pAdapter->ucNicMulticastRegs[uiIndex] | pAdapter->ucNicMulticastRegs[uiIndex + 1] << 8));
//
// Reset the PHY.
//
for (uiDelay = 0; uiDelay < 10; uiDelay++){ //Can not take out this loop. It fix the following reset problem.
usPhy = Smsc100FdReadPhy (pAdapter, PHY_CONTROL);
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: PHY_CONTOL register is 0x%x\r\n"),usPhy));
if (!(usPhy & PHY_CTRL_RESET))
break;
}
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Resetting PHY\r\n")));
Smsc100FdWritePhy (pAdapter, PHY_CONTROL, PHY_CTRL_RESET);
for (uiDelay = 0; uiDelay < 100; uiDelay++)
{
usPhy = Smsc100FdReadPhy (pAdapter, PHY_CONTROL);
if (!(usPhy & PHY_CTRL_RESET))
break;
Sleep (10);
}
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Done Resetting PHY, usPhy = 0x%x\r\n"), usPhy));
if (usPhy & PHY_CTRL_RESET)
return (FALSE);
//
// Wait for the autonegotiation to complete
//
for (uiDelay = 0; uiDelay < 10; uiDelay++)
{
usPhy = Smsc100FdReadPhy (pAdapter, PHY_STATUS);
if (usPhy & PHY_STAT_ANCOMPLETE)
break;
Sleep (10);
}
//
// Force the PHY into restricted modes (for debugging)
//
#if 0
Smsc100FdWritePhy (pAdapter, PHY_ANADVERTISE, Smsc100FdReadPhy (pAdapter, PHY_ANADVERTISE) & ~(PHY_ANA_100FDX | PHY_ANA_10FDX)); // Disable full duplex
// Smsc100FdWritePhy (pAdapter, PHY_ANADVERTISE, Smsc100FdReadPhy (pAdapter, PHY_ANADVERTISE) & ~(PHY_ANA_100FDX | PHY_ANA_100HDX)); // Disable 100Mb/s
//
// Restart the autonegotiation
//
Smsc100FdWritePhy (pAdapter, PHY_CONTROL, Smsc100FdReadPhy (pAdapter, PHY_CONTROL) | PHY_CTRL_ANRESTART);
//
// Wait for the autonegotiation to complete
//
for (uiDelay = 0; uiDelay < 10; uiDelay++)
{
usPhy = Smsc100FdReadPhy (pAdapter, PHY_STATUS);
if (usPhy & PHY_STAT_ANCOMPLETE)
break;
Sleep (10);
}
#endif
//
// Reset the Isolation bit in the PHY, and adjust the TCR based on the PHY autonegotiation.
//
usPhy = Smsc100FdReadPhy (pAdapter, PHY_CONTROL);
Smsc100FdWritePhy (pAdapter, PHY_CONTROL, (UINT16)(usPhy & ~PHY_CTRL_ISOLATION));
pAdapter->usNicTransmitConfig = TCR_PAD_ENABLE | TCR_ENABLE;
if (usPhy & PHY_CTRL_DUPLEX)
pAdapter->usNicTransmitConfig |= TCR_SWFDUP;
SelectBank (pAdapter,BANK0);
WriteWord (pAdapter,TCR, pAdapter->usNicTransmitConfig);
//
// Set Interrupt Mask Register
//
DEBUGMSG (ZONE_INIT, (TEXT ("SMSC100FD: CardSetup: Initializing Interrupt Mask register %02x\r\n"), pAdapter->usNicInterruptMask));
SelectBank (pAdapter,BANK2);
WriteWord (pAdapter,INTERRUPT_REGISTER, pAdapter->usNicInterruptMask);
DEBUGMSG(ZONE_FUNCTION, (TEXT("-SMSC100FD: CardSetup\r\n")));
//
// NOTE: Still in loopback mode.
//
return (TRUE);
}
/*
* Description:
* Starts the SMSC91C100FD.
*
* Arguments:
* pAdapter - Pointer to the adapter structure.
*
* Return Value:
* None.
*/
#pragma NDIS_PAGEABLE_FUNCTION(CardStart)
VOID
CardStart (IN PSMSC100FD_ADAPTER pAdapter)
{
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: CardStart\r\n")));
// Initialize the trasmit control register
SelectBank (pAdapter,BANK0);
WriteWord (pAdapter,TCR, pAdapter->usNicTransmitConfig);
//
// Initialize the receive control register
//
SelectBank (pAdapter,BANK0);
WriteWord (pAdapter,RCR, pAdapter->usNicReceiveConfig);
DEBUGMSG (ZONE_FUNCTION, (TEXT ("-SMSC100FD: CardStart\r\n")));
}
/*
* Description:
* Erases and refills the card multicast registers. Used when
* an address has been deleted and all bits must be recomputed.
*
* Arguments:
* pAdapter - Pointer to the adapter structure.
*
* Return Value:
* None.
*/
VOID
CardFillMulticastRegs (IN PSMSC100FD_ADAPTER pAdapter)
{
UINT uiIndex;
UCHAR ucByte, ucBit;
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: CardFillMulticastRegs\r\n")));
//
// First turn all bits off.
//
for (uiIndex = 0; uiIndex < sizeof (pAdapter->ucNicMulticastRegs); uiIndex++)
pAdapter->ucNicMulticastRegs[uiIndex] = 0;
//
// Now turn on the bit for each address in the multicast list.
//
for (uiIndex = 0; uiIndex < DEFAULT_MULTICASTLISTMAX; uiIndex++)
{
CardGetMulticastBit (pAdapter->ucAddresses[uiIndex], &ucByte, &ucBit);
pAdapter->ucNicMulticastRegs[ucByte] |= ucBit;
}
DEBUGMSG (ZONE_FUNCTION, (TEXT ("-SMSC100FD: CardFillMulticastRegs\r\n")));
}
/*
* Description:
* Turns on all the bits in the multicast registers. Used when
* the card must receive all multicast packets.
*
* Arguments:
* pSynchronizeContext - Pointer to the adapter block
*
* Return Value:
* None.
*/
BOOLEAN
SyncCardSetAllMulticast (IN PVOID pSynchronizeContext)
{
UINT uiIndex;
PSMSC100FD_ADAPTER pAdapter = ((PSMSC100FD_ADAPTER)pSynchronizeContext);
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: SyncCardSetAllMulticast\r\n")));
SelectBank (pAdapter,BANK3);
for (uiIndex = 0; uiIndex < sizeof (pAdapter->ucNicMulticastRegs); uiIndex += 2)
WriteWord (pAdapter,MULTICAST1 + uiIndex, 0xffff);
DEBUGMSG (ZONE_FUNCTION, (TEXT ("-SMSC100FD: CardSetAllMulticast\r\n")));
return (FALSE);
}
/*
* Description:
* Sets the eight bytes in the card multicast registers.
*
* Arguments:
* pSynchronizeContext - Pointer to the adapter block
*
* Return Value:
* None.
*/
BOOLEAN
SyncCardCopyMulticastRegs (IN PVOID pSynchronizeContext)
{
UINT uiIndex;
PSMSC100FD_ADAPTER pAdapter = ((PSMSC100FD_ADAPTER)pSynchronizeContext);
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: SyncCardCopyMulticastRegs\r\n")));
SelectBank (pAdapter,BANK3);
for (uiIndex = 0; uiIndex < sizeof (pAdapter->ucNicMulticastRegs); uiIndex += 2)
WriteWord (pAdapter,MULTICAST1 + uiIndex, (UINT16)(pAdapter->ucNicMulticastRegs[uiIndex] | (pAdapter->ucNicMulticastRegs[uiIndex + 1] << 8)));
DEBUGMSG (ZONE_FUNCTION, (TEXT("Multicast bits\r\n")));
for (uiIndex = 0; uiIndex < sizeof (pAdapter->ucNicMulticastRegs); uiIndex++)
DEBUGMSG (ZONE_FUNCTION, (TEXT ("%02x "), pAdapter->ucNicMulticastRegs[uiIndex]));
DEBUGMSG (ZONE_FUNCTION, (TEXT ("\r\n")));
DEBUGMSG (ZONE_FUNCTION, (TEXT ("-SMSC100FD: SyncCardCopyMulticastRegs\r\n")));
return (FALSE);
}
/*
* Description:
* Sets the value of the "receive configuration" NIC register to
* the value of Adapter->NicReceiveConfig.
*
* Arguments:
* pSynchronizeContext - Pointer to the adapter block
*
* Return Value:
* None.
*/
BOOLEAN
SyncCardSetReceiveConfig (IN PVOID pSynchronizeContext)
{
PSMSC100FD_ADAPTER pAdapter = ((PSMSC100FD_ADAPTER)pSynchronizeContext);
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: SyncCardSetReceiveConfig\r\n")));
SelectBank (pAdapter,BANK0);
WriteWord (pAdapter,RCR, pAdapter->usNicReceiveConfig);
DEBUGMSG (ZONE_FUNCTION, (TEXT ("-SMSC100FD: SyncCardSetReceiveConfig\r\n")));
return (FALSE);
}
/*
* Description:
* Runs the AUTODIN II CRC algorithm on buffer Buffer of length Length.
*
* Arguments:
* pBuffer - The input buffer
* uiLength - The length of the input
*
* Return Value:
* The 32-bit CRC value.
*/
ULONG
CardComputeCrc (IN PUCHAR pBuffer, IN UINT uiLength)
{
ULONG ulCrc, ulCarry;
UINT uiByteIndex, uiBitIndex;
UCHAR ucCurByte;
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: CardComputeCrc\r\n")));
ulCrc = 0xffffffff;
for (uiByteIndex = 0; uiByteIndex < uiLength; uiByteIndex++)
{
ucCurByte = pBuffer[uiByteIndex];
for (uiBitIndex = 0; uiBitIndex < 8; uiBitIndex++)
{
ulCarry = ((ulCrc & 0x80000000) ? 1 : 0) ^ (ucCurByte & 0x01);
ulCrc <<= 1;
ucCurByte >>= 1;
if (ulCarry)
ulCrc = (ulCrc ^ 0x04c11db6) | ulCarry;
}
}
DEBUGMSG (ZONE_FUNCTION, (TEXT ("-SMSC100FD: CardComputeCrc\r\n")));
return (ulCrc);
}
/*
* Description:
* For a given multicast address, returns the byte and bit in
* the card multicast registers that it hashes to. Calls
* CardComputeCrc() to determine the CRC value.
*
* Arguments:
* ucAddress - The MAC address to hash.
* pByte - Pointer to the byte offset in the multicast registers.
* pValue - Pointer to the value for the multicast register. Will have a 1 in the relevant bit.
*
* Return Value:
* None.
*/
VOID
CardGetMulticastBit(IN UCHAR ucAddress[ETHER_LENGTH_OF_ADDRESS], OUT PUCHAR pByte, OUT PUCHAR pValue)
{
ULONG ulCrc;
UINT uiBitNumber;
DEBUGMSG (ZONE_FUNCTION, (TEXT ("+SMSC100FD: CardGetMulticastBit\r\n")));
//
// First compute the CRC.
//
ulCrc = CardComputeCrc (ucAddress, ETHER_LENGTH_OF_ADDRESS);
//
// The bit number is now in the 6 most significant bits of CRC.
//
uiBitNumber = (UINT)((ulCrc >> 26) & 0x3f);
*pByte = (UCHAR)(uiBitNumber / 8);
*pValue = (UCHAR)((UCHAR)1 << (uiBitNumber % 8));
DEBUGMSG (ZONE_FUNCTION, (TEXT ("SMSC100FD: CardGetMulticastBit\r\n")));
}
/*
* Description:
* This is the interrupt handler which is registered with the operating
* system. If several interrupts are pending (i.e. transmit complete and receive),
* handle them all. Block new interrupts until all pending interrupts
* are handled.
*
* Arguments:
* pbInterruptRecognized - Pointer to a boolean value which returns TRUE if the
* ISR recognizes the interrupt as coming from this adapter.
* pbQueueDpc - TRUE if a DPC should be queued.
* pContext - Pointer to the adapter object
*
* Return Value:
* None.
*/
VOID
Smsc100FdIsr (OUT PBOOLEAN pbInterruptRecognized, OUT PBOOLEAN pbQueueDpc, IN PVOID pContext)
{
PSMSC100FD_ADAPTER pAdapter = ((PSMSC100FD_ADAPTER)pContext);
DEBUGMSG (ZONE_INTR, (TEXT ("+SMSC100FD: ISR Entry\r\n")));
//
// Force the INT signal from the chip low. When all
// interrupts are acknowledged interrupts will be unblocked,
//
CardBlockInterrupts (pAdapter);
*pbInterruptRecognized = TRUE;
*pbQueueDpc = TRUE;
DEBUGMSG (ZONE_INTR, (TEXT ("-SMSC100FD: ISR Exit\r\n")));
}
static void
DumpEtherFrame (BYTE *pFrame, WORD cwFrameLength)
{
int i;
DEBUGMSG (ZONE_INTR, (TEXT ("Frame Buffer Address: 0x%X\r\n"), pFrame));
DEBUGMSG (ZONE_INTR, (TEXT ("To: %02x:%02x:%02x:%02x:%02x:%02x From: %02x:%02x:%02x:%02x:%02x:%02x Type: 0x%04x Length: %d\r\n"), pFrame[0], pFrame[1], pFrame[2], pFrame[3], pFrame[4], pFrame[5], pFrame[6], pFrame[7], pFrame[8], pFrame[9], pFrame[10], pFrame[11], *((UINT16 *)(pFrame + 12)), cwFrameLength));
for (i = 0; i < cwFrameLength / 16; i++)
DEBUGMSG (ZONE_INTR, (TEXT (" %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\r\n"), pFrame[i*16 + 0], pFrame[i*16 + 1], pFrame[i*16 + 2], pFrame[i*16 + 3], pFrame[i*16 + 4], pFrame[i*16 + 5], pFrame[i*16 + 6], pFrame[i*16 + 7], pFrame[i*16 + 8], pFrame[i*16 + 9], pFrame[i*16 + 10], pFrame[i*16 + 11], pFrame[i*16 + 12], pFrame[i*16 + 13], pFrame[i*16 + 14], pFrame[i*16 + 15]));
switch (cwFrameLength % 16)
{
case 0:
break;
case 1:
DEBUGMSG (ZONE_INTR, (TEXT (" %02x\r\n"), pFrame[i*16 + 0], pFrame[i*16 + 1], pFrame[i*16 + 2], pFrame[i*16 + 3], pFrame[i*16 + 4], pFrame[i*16 + 5], pFrame[i*16 + 6], pFrame[i*16 + 7], pFrame[i*16 + 8], pFrame[i*16 + 9], pFrame[i*16 + 10], pFrame[i*16 + 11], pFrame[i*16 + 12], pFrame[i*16 + 13], pFrame[i*16 + 14], pFrame[i*16 + 15]));
break;
case 2:
DEBUGMSG (ZONE_INTR, (TEXT (" %02x %02x\r\n"), pFrame[i*16 + 0], pFrame[i*16 + 1], pFrame[i*16 + 2], pFrame[i*16 + 3], pFrame[i*16 + 4], pFrame[i*16 + 5], pFrame[i*16 + 6], pFrame[i*16 + 7], pFrame[i*16 + 8], pFrame[i*16 + 9], pFrame[i*16 + 10], pFrame[i*16 + 11], pFrame[i*16 + 12], pFrame[i*16 + 13], pFrame[i*16 + 14], pFrame[i*16 + 15]));
break;
case 3:
DEBUGMSG (ZONE_INTR, (TEXT (" %02x %02x %02x\r\n"), pFrame[i*16 + 0], pFrame[i*16 + 1], pFrame[i*16 + 2], pFrame[i*16 + 3], pFrame[i*16 + 4], pFrame[i*16 + 5], pFrame[i*16 + 6], pFrame[i*16 + 7], pFrame[i*16 + 8], pFrame[i*16 + 9], pFrame[i*16 + 10], pFrame[i*16 + 11], pFrame[i*16 + 12], pFrame[i*16 + 13], pFrame[i*16 + 14], pFrame[i*16 + 15]));
break;
case 4:
DEBUGMSG (ZONE_INTR, (TEXT (" %02x %02x %02x %02x\r\n"), pFrame[i*16 + 0], pFrame[i*16 + 1], pFrame[i*16 + 2], p⌨️ 快捷键说明
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