implement of uncached memory alloc for arm architecture

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jojo

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Jul 19, 2011, 8:59:08 PM7/19/11
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hi all,

我用dma_alloc_coherent()申请uncached memory,看了下实现,不知道如何设置页表成unached?
有深入分析过的同学没的??thanks

best regards


George.Qiao

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Aug 1, 2011, 1:46:55 AM8/1/11
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确实有,但是没用过,可能在pte里,我一般是reflash cache可以设置range.  BTW,x86是自动管理cache的,不用管一致问题了。

在 2011-7-20 上午8:59,"jojo" <rji...@gmail.com>编写:

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