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来源:互联网 发布:知乎 网页版 编辑:程序博客网 时间:2024/05/01 20:10
void DP_cacheInvalid(UCHAR* pucBlockPtr, UINT uiByteNum)
{
UINT uiAddr = 0;
    UCHAR *blockPtr = pucBlockPtr;
    UINT byteCnt = uiByteNum;


uiAddr = (UINT)blockPtr;


if (((uiAddr >= ddrStartAddr) && (uiAddr <= ddrEndAddr))\
|| ((uiAddr >= 0x40000000) && (uiAddr <= 0x4fffffff)))  // 对DDR维护一致性
{
Cache_inv((Ptr)blockPtr, (SizeT)byteCnt, (Bits16)Cache_Type_L2, 1);
}


else if ((uiAddr >= msmcsramStartAddr) && (uiAddr <= msmcsramEndAddr))  // 对MSMCSRAM维护一致性
{
Cache_inv((Ptr)blockPtr, (SizeT)byteCnt, (Bits16)Cache_Type_L1D, 1);
}
else
{
// err handle
ErrorHandle(0xA5, "Address Scope Exceeded in DP_CacheInv()");
}


return;
}
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