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T80: halt bug implemented

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This commit is contained in:
Bruno Duarte Gouveia
2020-06-27 15:06:55 +01:00
committed by GitHub
parent c95d2f5836
commit c5602f2fa6
1 changed files with 1 additions and 1 deletions
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2
rtl/T80/T80.vhd
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@@ -1105,7 +1105,7 @@ begin
BusAck <= '0';
if TState = 2 and Wait_n = '0' then
elsif T_Res = '1' then
if Halt = '1' then
if Halt = '1' and ( not(Mode = 3 and INT_n = '0' and IntE_FF1 = '0')) then -- halt bug when Mode = 3 , INT_n = '0' and IME=0
Halt_FF <= '1';
end if;
if BusReq_s = '1' then