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    SubjectRe: MMIO and gcc re-ordering issue

    > I do -- in all the drivers for on-chip peripherals that are shared
    > between AT91 ARM (LE) and AVR32 (BE). Since everything goes on inside
    > the chip, we must use LE accesses on ARM and BE accesses on AVR32.
    > Currently, this is the only interface I know that can do native-endian
    > accesses, so if you take it away, I'm gonna need an alternative
    > interface that doesn't do byteswapping.

    Are you aware that these also don't provide any ordering guarantee ?


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