nb/intel/sandybridge: Update comment
Expand a comment with additional information, and split it in two lines. Change-Id: I10389a1a575833c8ecc9a79a374c1816000f5667 Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/39757 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Patrick Georgi <pgeorgi@google.com>
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@ -2501,7 +2501,10 @@ int discover_edges(ramctr_timing *ctrl)
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MCHBAR32(IOSAV_DATA_CTL_ch(channel)) = 0;
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MCHBAR32(IOSAV_DATA_CTL_ch(channel)) = 0;
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}
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}
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/* FIXME: under some conditions (older chipsets?) vendor BIOS sets both edges to the same value. */
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/*
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* FIXME: Under some conditions, vendor BIOS sets both edges to the same value. It will
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* also use a single loop. It would seem that it is a debugging configuration.
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*/
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MCHBAR32(IOSAV_DC_MASK) = 0x300;
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MCHBAR32(IOSAV_DC_MASK) = 0x300;
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printram("discover falling edges:\n[%x] = %x\n", IOSAV_DC_MASK, 0x300);
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printram("discover falling edges:\n[%x] = %x\n", IOSAV_DC_MASK, 0x300);
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