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add fence signal to CPU bus #800

Merged
merged 10 commits into from
Feb 9, 2024
Merged

add fence signal to CPU bus #800

merged 10 commits into from
Feb 9, 2024

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stnolting
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  • add new signal to CPU request bus: .fence - high for one cycle when a fence or fence.i instruction is executed; valid without .stb being set
  • ⚠️ removed top entity's fence_o and fencei_o; will be re-added as part of the processor's external bus interface (WISHBONE)

@stnolting stnolting added the HW Hardware-related label Feb 9, 2024
@stnolting stnolting self-assigned this Feb 9, 2024
@stnolting stnolting marked this pull request as ready for review February 9, 2024 17:15
@stnolting stnolting merged commit 83bfb56 into main Feb 9, 2024
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@stnolting stnolting deleted the fence_update branch February 9, 2024 18:58
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