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write bit in pdr

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folkert van heusden 2022-06-15 08:43:24 +02:00
parent 3e716dbca1
commit c26e6f4853
1 changed files with 12 additions and 5 deletions
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17
bus.cpp
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@ -399,6 +399,18 @@ void bus::addToMMR1(const int8_t delta, const uint8_t reg)
uint16_t bus::write(const uint16_t a, const bool word_mode, uint16_t value, const bool use_prev)
{
int run_mode = (c->getPSW() >> (use_prev ? 12 : 14)) & 3;
if (run_mode == 1 && c->get_34())
run_mode = 3;
if (MMR0 & 1) {
const uint8_t apf = a >> 13; // active page field
// TODO: D/I
pages[run_mode][0][apf].pdr |= 64;
}
if (a >= 0160000) {
if (word_mode) {
assert(value < 256);
@ -694,11 +706,6 @@ uint16_t bus::write(const uint16_t a, const bool word_mode, uint16_t value, cons
return value;
}
int run_mode = (c->getPSW() >> (use_prev ? 12 : 14)) & 3;
if (run_mode == 1 && c->get_34())
run_mode = 3;
uint32_t m_offset = calculate_physical_address(run_mode, a, true, true, false);
DOLOG(debug, true, "WRITE to %06o/%07o: %o", a, m_offset, value);