tigon3.c

U-boot源码 ARM7启动代码

	if (Status != LM_STATUS_SUCCESS) {
		return Status;
	}

	/* if */
	/* Default receive mask. */
	pDevice->ReceiveMask = LM_ACCEPT_MULTICAST | LM_ACCEPT_BROADCAST |
	    LM_ACCEPT_UNICAST;

	/* Make sure we are in the first 32k memory window or NicSendBd. */
	REG_WR (pDevice, PciCfg.MemWindowBaseAddr, 0);

	/* Initialize the hardware. */
	Status = LM_ResetAdapter (pDevice);
	if (Status != LM_STATUS_SUCCESS) {
		return Status;
	}

	/* We are done with initialization. */
	pDevice->InitDone = TRUE;

	return LM_STATUS_SUCCESS;
}				/* LM_InitializeAdapter */

/******************************************************************************/
/* Description:                                                               */
/*    This function Enables/Disables a given block.                          */
/*                                                                            */
/* Return:                                                                    */
/*    LM_STATUS_SUCCESS                                                       */
/******************************************************************************/
LM_STATUS
LM_CntrlBlock (PLM_DEVICE_BLOCK pDevice, LM_UINT32 mask, LM_UINT32 cntrl)
{
	LM_UINT32 j, i, data;
	LM_UINT32 MaxWaitCnt;

	MaxWaitCnt = 2;
	j = 0;

	for (i = 0; i < 32; i++) {
		if (!(mask & (1 << i)))
			continue;

		switch (1 << i) {
		case T3_BLOCK_DMA_RD:
			data = REG_RD (pDevice, DmaRead.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~DMA_READ_MODE_ENABLE;
				REG_WR (pDevice, DmaRead.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, DmaRead.Mode) &
					     DMA_READ_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, DmaRead.Mode,
					data | DMA_READ_MODE_ENABLE);
			break;

		case T3_BLOCK_DMA_COMP:
			data = REG_RD (pDevice, DmaComp.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~DMA_COMP_MODE_ENABLE;
				REG_WR (pDevice, DmaComp.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, DmaComp.Mode) &
					     DMA_COMP_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, DmaComp.Mode,
					data | DMA_COMP_MODE_ENABLE);
			break;

		case T3_BLOCK_RX_BD_INITIATOR:
			data = REG_RD (pDevice, RcvBdIn.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~RCV_BD_IN_MODE_ENABLE;
				REG_WR (pDevice, RcvBdIn.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, RcvBdIn.Mode) &
					     RCV_BD_IN_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, RcvBdIn.Mode,
					data | RCV_BD_IN_MODE_ENABLE);
			break;

		case T3_BLOCK_RX_BD_COMP:
			data = REG_RD (pDevice, RcvBdComp.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~RCV_BD_COMP_MODE_ENABLE;
				REG_WR (pDevice, RcvBdComp.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, RcvBdComp.Mode) &
					     RCV_BD_COMP_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, RcvBdComp.Mode,
					data | RCV_BD_COMP_MODE_ENABLE);
			break;

		case T3_BLOCK_DMA_WR:
			data = REG_RD (pDevice, DmaWrite.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~DMA_WRITE_MODE_ENABLE;
				REG_WR (pDevice, DmaWrite.Mode, data);

				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, DmaWrite.Mode) &
					     DMA_WRITE_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, DmaWrite.Mode,
					data | DMA_WRITE_MODE_ENABLE);
			break;

		case T3_BLOCK_MSI_HANDLER:
			data = REG_RD (pDevice, Msi.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~MSI_MODE_ENABLE;
				REG_WR (pDevice, Msi.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, Msi.Mode) &
					     MSI_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, Msi.Mode,
					data | MSI_MODE_ENABLE);
			break;

		case T3_BLOCK_RX_LIST_PLMT:
			data = REG_RD (pDevice, RcvListPlmt.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~RCV_LIST_PLMT_MODE_ENABLE;
				REG_WR (pDevice, RcvListPlmt.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, RcvListPlmt.Mode)
					     & RCV_LIST_PLMT_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, RcvListPlmt.Mode,
					data | RCV_LIST_PLMT_MODE_ENABLE);
			break;

		case T3_BLOCK_RX_LIST_SELECTOR:
			data = REG_RD (pDevice, RcvListSel.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~RCV_LIST_SEL_MODE_ENABLE;
				REG_WR (pDevice, RcvListSel.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, RcvListSel.Mode) &
					     RCV_LIST_SEL_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, RcvListSel.Mode,
					data | RCV_LIST_SEL_MODE_ENABLE);
			break;

		case T3_BLOCK_RX_DATA_INITIATOR:
			data = REG_RD (pDevice, RcvDataBdIn.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~RCV_DATA_BD_IN_MODE_ENABLE;
				REG_WR (pDevice, RcvDataBdIn.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, RcvDataBdIn.Mode)
					     & RCV_DATA_BD_IN_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, RcvDataBdIn.Mode,
					data | RCV_DATA_BD_IN_MODE_ENABLE);
			break;

		case T3_BLOCK_RX_DATA_COMP:
			data = REG_RD (pDevice, RcvDataComp.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~RCV_DATA_COMP_MODE_ENABLE;
				REG_WR (pDevice, RcvDataComp.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, RcvDataBdIn.Mode)
					     & RCV_DATA_COMP_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, RcvDataComp.Mode,
					data | RCV_DATA_COMP_MODE_ENABLE);
			break;

		case T3_BLOCK_HOST_COALESING:
			data = REG_RD (pDevice, HostCoalesce.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~HOST_COALESCE_ENABLE;
				REG_WR (pDevice, HostCoalesce.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, SndBdIn.Mode) &
					     HOST_COALESCE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, HostCoalesce.Mode,
					data | HOST_COALESCE_ENABLE);
			break;

		case T3_BLOCK_MAC_RX_ENGINE:
			if (cntrl == LM_DISABLE) {
				pDevice->RxMode &= ~RX_MODE_ENABLE;
				REG_WR (pDevice, MacCtrl.RxMode,
					pDevice->RxMode);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, MacCtrl.RxMode) &
					     RX_MODE_ENABLE)) {
						break;
					}
					MM_Wait (10);
				}
			} else {
				pDevice->RxMode |= RX_MODE_ENABLE;
				REG_WR (pDevice, MacCtrl.RxMode,
					pDevice->RxMode);
			}
			break;

		case T3_BLOCK_MBUF_CLUSTER_FREE:
			data = REG_RD (pDevice, MbufClusterFree.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~MBUF_CLUSTER_FREE_MODE_ENABLE;
				REG_WR (pDevice, MbufClusterFree.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD
					     (pDevice,
					      MbufClusterFree.
					      Mode) &
					     MBUF_CLUSTER_FREE_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, MbufClusterFree.Mode,
					data | MBUF_CLUSTER_FREE_MODE_ENABLE);
			break;

		case T3_BLOCK_SEND_BD_INITIATOR:
			data = REG_RD (pDevice, SndBdIn.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~SND_BD_IN_MODE_ENABLE;
				REG_WR (pDevice, SndBdIn.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, SndBdIn.Mode) &
					     SND_BD_IN_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, SndBdIn.Mode,
					data | SND_BD_IN_MODE_ENABLE);
			break;

		case T3_BLOCK_SEND_BD_COMP:
			data = REG_RD (pDevice, SndBdComp.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~SND_BD_COMP_MODE_ENABLE;
				REG_WR (pDevice, SndBdComp.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, SndBdComp.Mode) &
					     SND_BD_COMP_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, SndBdComp.Mode,
					data | SND_BD_COMP_MODE_ENABLE);
			break;

		case T3_BLOCK_SEND_BD_SELECTOR:
			data = REG_RD (pDevice, SndBdSel.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~SND_BD_SEL_MODE_ENABLE;
				REG_WR (pDevice, SndBdSel.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, SndBdSel.Mode) &
					     SND_BD_SEL_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, SndBdSel.Mode,
					data | SND_BD_SEL_MODE_ENABLE);
			break;

		case T3_BLOCK_SEND_DATA_INITIATOR:
			data = REG_RD (pDevice, SndDataIn.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~T3_SND_DATA_IN_MODE_ENABLE;
				REG_WR (pDevice, SndDataIn.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, SndDataIn.Mode) &
					     T3_SND_DATA_IN_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, SndDataIn.Mode,
					data | T3_SND_DATA_IN_MODE_ENABLE);
			break;

		case T3_BLOCK_SEND_DATA_COMP:
			data = REG_RD (pDevice, SndDataComp.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~SND_DATA_COMP_MODE_ENABLE;
				REG_WR (pDevice, SndDataComp.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, SndDataComp.Mode)
					     & SND_DATA_COMP_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, SndDataComp.Mode,
					data | SND_DATA_COMP_MODE_ENABLE);
			break;

		case T3_BLOCK_MAC_TX_ENGINE:
			if (cntrl == LM_DISABLE) {
				pDevice->TxMode &= ~TX_MODE_ENABLE;
				REG_WR (pDevice, MacCtrl.TxMode,
					pDevice->TxMode);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, MacCtrl.TxMode) &
					     TX_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else {
				pDevice->TxMode |= TX_MODE_ENABLE;
				REG_WR (pDevice, MacCtrl.TxMode,
					pDevice->TxMode);
			}
			break;

		case T3_BLOCK_MEM_ARBITOR:
			data = REG_RD (pDevice, MemArbiter.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~T3_MEM_ARBITER_MODE_ENABLE;
				REG_WR (pDevice, MemArbiter.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, MemArbiter.Mode) &
					     T3_MEM_ARBITER_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, MemArbiter.Mode,
					data | T3_MEM_ARBITER_MODE_ENABLE);
			break;

		case T3_BLOCK_MBUF_MANAGER:
			data = REG_RD (pDevice, BufMgr.Mode);
			if (cntrl == LM_DISABLE) {
				data &= ~BUFMGR_MODE_ENABLE;
				REG_WR (pDevice, BufMgr.Mode, data);
				for (j = 0; j < MaxWaitCnt; j++) {
					if (!
					    (REG_RD (pDevice, BufMgr.Mode) &
					     BUFMGR_MODE_ENABLE))
						break;
					MM_Wait (10);
				}
			} else
				REG_WR (pDevice, BufMgr.Mode,
					data | BUFMGR_MODE_ENABLE);
			break;

		case T3_BLOCK_MAC_GLOBAL:
			if (cntrl == LM_DISABLE) {
				pDevice->MacMode &= ~(MAC_MODE_ENABLE_TDE |
						      MAC_MODE_ENABLE_RDE |
						      MAC_MODE_ENABLE_FHDE);
			} else {
				pDevice->MacMode |= (MAC_MODE_ENABLE_TDE |
						     MAC_MODE_ENABLE_RDE |
						     MAC_MODE_