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Cleaned up PMAAccessFult logic but it still doesn't accomdate TIM and BootTim depending on AccessRWX

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David Harris 2021-06-18 08:13:15 -04:00
parent 35c74348a4
commit df7e373c69
1 changed files with 2 additions and 2 deletions
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wally-pipelined/src/mmu/pmachecker.sv
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@ -70,9 +70,9 @@ module pmachecker (
assign AtomicAllowed = HSELRegions[4]; assign AtomicAllowed = HSELRegions[4];
// Detect access faults // Detect access faults
assign PMAAccessFault = ~|HSELRegions; assign PMAAccessFault = (~|HSELRegions) && AccessRWX;
assign PMAInstrAccessFaultF = ExecuteAccessF && PMAAccessFault; assign PMAInstrAccessFaultF = ExecuteAccessF && PMAAccessFault;
assign PMALoadAccessFaultM = ReadAccessM && PMAAccessFault; assign PMALoadAccessFaultM = ReadAccessM && PMAAccessFault;
assign PMAStoreAccessFaultM = WriteAccessM && PMAAccessFault; assign PMAStoreAccessFaultM = WriteAccessM && PMAAccessFault;
assign PMASquashBusAccess = PMAAccessFault && AccessRWX; assign PMASquashBusAccess = PMAAccessFault;
endmodule endmodule