WinDriver 1210 或 1220调用WD_DMALock 锁定DMA内存失败，如何解决？

fangshy 2016-06-13 07:57:41

大家好，我遇到问题是已经购买WinDriver 1210 1220 64位版本，用户模式使用校验License均正常，但内核模式下分配DMA内存后进行WD_DMALock 操作则返回 0x20000009 - No valid license，Debug Monitor监视日志如下：
Do_dma_lock: Entered. dwOptions [0x169], hCard [1], dwBytes [0x100000], pUserAddr [0x0000000000000000]
[0000021348 ms] Check_has_license_full: Old license
[0000021348 ms] Your 30 day evaluation period has expired! Please contact sales@jungo.com for assistance.[0000021348 ms]
[0000021348 ms] WinDriver: Your 30 day evaluation period has expired! Please contact sales@jungo.com for assistance.
[0000021348 ms] Do_dma_lock: Error- No license
[0000021348 ms] Error 0x20000009 - No valid license
[0000021348 ms] Kp_LockDma WDC_DMAContigBufLock failed(0x20000009) size(1048576)!

1220版本日志如下：
o_dma_lock: Entered. dwOptions [0x169], hCard [0], dwBytes [0x100000], pUserAddr [0x0000000000000000]
[0000030833 ms] Do_dma_lock: Error- No license
[0000030833 ms] Error 0x20000009 - No valid license
[0000030833 ms] Kp_LockDma WDC_DMAContigBufLock failed(0x20000009) size(1048576)!

请求大神指导下！

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