or vice versa
之前知道,但是一直没用,就忘了.汗一个.此处专门记录于此,以备后查.
If you ever need to convert data from host order to PCI order or vice versa, you can resort to the functions defined in <asm/byteorder.h>, introduced in Chapter 11, knowing that PCI byte order is little-endian.
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