Parameterize TVAL to reduce size in embedded #1784
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@MarioOpenHWGroup With this PR, the TVAL will no more contain the instruction. Is this a problem for Spike tandem ? |
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It shouldn't be a problem as currently the |
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Add a parameter TvalEn to remove tval gates in embedded configuration.
Behaviour when software is trying to write to MTVAL or STVAL should be determined.
In this PR, it is forbidden and access to MTVAL or STVAL when TvalEn is disabled will raise an illegal instruction exception.