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What is the difference between a longword as opposed to a double word as it is interchangeable used in the STE10/100A technical documentation while referring to the TX and RX descriptors?

April 26, 2017difference double longword ste10 Technical Used word

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What is the difference between a longword as opposed to a double word as it is interchangeable used in the STE10/100A technical documentation while referring to the TX and RX descriptors?

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For the STE10/100A, a longword is 32 bits, or 4 bytes. The term double word is also used to mean 4 bytes. The STE10/100A requires that TX and RX descriptors be aligned on 32 bit boundaries. The CLS settings for cache line do not affect these values.