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PIR register

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folkert van heusden 2023-03-24 13:56:53 +01:00
parent 5b38f238e8
commit 0d639fc65a
Signed by untrusted user who does not match committer: folkert
GPG key ID: 6B6455EDFEED3BD1
1 changed files with 11 additions and 1 deletions
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12
bus.cpp
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@ -788,7 +788,17 @@ void bus::write(const uint16_t a, const bool word_mode, uint16_t value, const bo
if (a == ADDR_PIR) { // PIR
DOLOG(debug, true, "write set PIR: %o", value);
PIR = value; // TODO
value &= 0177000;
int bits = value >> 9;
while(bits) {
value += 042; // bit 1...3 and 5...7
bits >>= 1;
}
PIR = value;
return;
}