Hi,

> and_l(~0x01000000, &GPIO_OUT); -> /* GPIO24 is the Cypress chip
> power */
> GPIO_ENABLE |= 0x01000000; -> or_l(0x01000000, &GPIO_ENABLE);
> GPIO_FUNCTION |= 0x01000000; -> or_l(0x01000000, &GPIO_FUNCTION);

Not that I'm very into the rockbox code not deep c programming, but I'm
curious about the above code change. It seems to me that the original code
(left) is more like standard c and probably faster (no function calls).
Can someone enlighten me on this one?

Ronald
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Received on Tue Jul 12 14:42:39 2005