CEDDK Dynamic-Link Library DMA Functions (Windows CE 5.0)
The following table shows the CEDDK.dll direct memory access (DMA) functions.
| Function | Description |
|---|---|
| HalAllocateCommonBuffer | This function allocates memory, locks it down, and maps it so that it is simultaneously accessible from the processor and a device for DMA operations. |
| HalFreeCommonBuffer | This function frees a common buffer allocated by HalAllocateCommonBuffer, along with all resources the buffer uses. |
| HalTranslateSystemAddress | This function translates a physical system address to a logical bus address, which can be passed to a bus controller, for example, a DMA bus controller. |
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