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Disable shifting of MIE/MPIE stack when in or entering debug mode

This commit is contained in:
Luke Wren 2021-07-18 21:14:11 +01:00
parent e4b0d999cb
commit 70443fa557
1 changed files with 1 additions and 1 deletions
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2
hdl/hazard3_csr.v
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@ -323,7 +323,7 @@ always @ (posedge clk or negedge rst_n) begin
mstatus_mpie <= 1'b0;
mstatus_mie <= 1'b0;
end else if (CSR_M_TRAP) begin
if (trap_enter_vld && trap_enter_rdy) begin
if (trap_enter_vld && trap_enter_rdy && !debug_suppresses_trap_update) begin
if (except == EXCEPT_MRET) begin
mstatus_mpie <= 1'b1;
mstatus_mie <= mstatus_mpie;