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for GPIO give priority to clearing interrupts

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bbracker 2021-07-04 17:20:16 -04:00
parent c110fffe69
commit 9c84ab436a
1 changed files with 4 additions and 4 deletions
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8
wally-pipelined/src/uncore/gpio.sv
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@ -132,19 +132,19 @@ module gpio (
endcase
// interrupts
if (memwrite & (entryd == 8'h1C))
rise_ip <= rise_ip & ~Din | (input2d & ~input3d);
rise_ip <= rise_ip & ~Din;
else
rise_ip <= rise_ip | (input2d & ~input3d);
if (memwrite & (entryd == 8'h24))
fall_ip <= fall_ip & ~Din | (~input2d & input3d);
fall_ip <= fall_ip & ~Din;
else
fall_ip <= fall_ip | (~input2d & input3d);
if (memwrite & (entryd == 8'h2C))
high_ip <= high_ip & ~Din | input3d;
high_ip <= high_ip & ~Din;
else
high_ip <= high_ip | input3d;
if (memwrite & (entryd == 8'h34))
low_ip <= low_ip & ~Din | ~input3d;
low_ip <= low_ip & ~Din;
else
low_ip <= low_ip | ~input3d;
end