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[rv_core_ibex] Move rv_core_ibex to allow specialization affecting the register layout #26083

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@Razer6 Razer6 commented Jan 31, 2025

This PR moves rv_core_ibex to ipgen. The reason for this change is to support specialization that affects the register layout. For example in Darjeeling, we use 32 remapping regions (for ROM patching), whereas Earlgrey and Englishbreakfast only uses 2. This parameter changes the register layout, which creates a conflict between those tops.

To solve this problem, we move rv_core_ibex to ipgen. This allows the top to specialize the core for their needs, i.e., Darjeeling uses 32 remapping regions, the others only 2.

@Razer6 Razer6 requested review from a team, msfschaffner and cfrantz as code owners January 31, 2025 11:57
@Razer6 Razer6 requested review from rswarbrick, jon-flatley, a-will and vogelpi and removed request for a team, msfschaffner, cfrantz and jon-flatley January 31, 2025 11:57
@Razer6 Razer6 force-pushed the ipgen-rv-core-ibex branch 5 times, most recently from 2d7f8b1 to a306063 Compare January 31, 2025 14:02
@Razer6 Razer6 force-pushed the ipgen-rv-core-ibex branch 7 times, most recently from ad6de20 to 034b7d3 Compare January 31, 2025 19:08
@Razer6 Razer6 force-pushed the ipgen-rv-core-ibex branch from 034b7d3 to 6cac821 Compare January 31, 2025 20:11
@Razer6 Razer6 force-pushed the ipgen-rv-core-ibex branch from 6cac821 to fcabd55 Compare January 31, 2025 20:19
NumRegions is different. Darjeeling uses 32 for ROM
patching. The others only 2.

Signed-off-by: Robert Schilling <[email protected]>
Signed-off-by: Robert Schilling <[email protected]>
@Razer6 Razer6 force-pushed the ipgen-rv-core-ibex branch from fcabd55 to 3df5475 Compare January 31, 2025 20:23
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