nb/intel/sandybridge: Truncate IOSAV subseq gaps
We set bit 15 of IOSAV_n_SUBSEQ_CTRL three times, but it is reserved. Since this bitfield is five bits wide, manually truncate the values so that bit 15 does not get set. Tested on Asus P8Z77-V LX2, still boots. Change-Id: Ib61b026b016b0d22e164f8817158ec5093f6bb9e Signed-off-by: Angel Pons <th3fanbus@gmail.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/40981 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
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@ -854,7 +854,7 @@ void dram_mrscommands(ramctr_timing *ctrl)
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/* DRAM command ZQCS */
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IOSAV_SUBSEQUENCE(channel, 0,
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IOSAV_ZQCS, 0,
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1, 36, 101, SSQ_NA,
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1, 4, 101, SSQ_NA,
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0, 6, 0, slotrank,
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0, 0, 0, 0, 31, 0, 0, 0);
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@ -1976,7 +1976,7 @@ int write_training(ramctr_timing *ctrl)
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/* DRAM command ZQCS */
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IOSAV_SUBSEQUENCE(channel, 0,
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IOSAV_ZQCS, 0,
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1, 36, 101, SSQ_NA,
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1, 4, 101, SSQ_NA,
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0, 6, 0, 0,
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0, 0, 0, 0, 31, 0, 0, 0);
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@ -2935,7 +2935,7 @@ int channel_test(ramctr_timing *ctrl)
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/* DRAM command ACT */
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IOSAV_SUBSEQUENCE(channel, 0,
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IOSAV_ACT, 1,
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4, 40, 40, SSQ_NA,
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4, 8, 40, SSQ_NA,
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0, 6, 0, slotrank,
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0, 0, 1, 0, 18, 0, 0, 0);
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