C++ (Cpp) MAC_WR_CMD Exemples

Exemple #1

Fichier : smsc9118.c Projet : BGCX261/zjutuboot-svn-to-git

static int
SetMacReg(int Reg, ulong Value)
{
	  int RetVal = FALSE;

	  if (*MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY) {
			LAN9118_WARN("SetMacReg: previous command not complete\n");
			goto done;
	  }

	  *MAC_CSR_DATA = Value;
	  DELAY(1);
	  *MAC_CSR_CMD = MAC_WR_CMD(Reg);
	  DELAY(1);

	  if (MacBusy(MAC_TIMEOUT) == TRUE) {
			LAN9118_WARN("SetMacReg: timeout waiting for response "
				  "from MAC\n");
				  goto done;
	  }

	  RetVal = TRUE;
done:
	  return (RetVal);
}

Exemple #2

Fichier : smsc911x.c Projet : bengras/umon

//--------------------------------------------------------------------------
//  smsc911x_mac_write()
//
//  Writes a register mapped through the MAC_CSR register
//--------------------------------------------------------------------------
static void smsc911x_mac_write(int reg, ulong val)
{
    while(MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY) {
        continue;
    }

    MAC_CSR_DATA = val;
    MAC_CSR_CMD = MAC_WR_CMD(reg);

    while(MAC_CSR_CMD & MAC_CSR_CMD_CSR_BUSY) {
        continue;
    }
}