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Debugging

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folkert van heusden 2022-06-19 02:33:06 +02:00
parent 7e1f7a8102
commit f4d991e86a
2 changed files with 5 additions and 7 deletions
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6
bus.cpp
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@ -343,16 +343,14 @@ uint32_t bus::calculate_physical_address(const int run_mode, const uint16_t a, c
const uint8_t apf = a >> 13; // active page field
if ((a & 1) && word_mode == 0 && peek_only == false) {
DOLOG(debug, !peek_only, "bus::calculate_physical_address::m_offset %o run mode %d", a, run_mode);
DOLOG(debug, true, "TRAP(004) (throw 5) on address %06o, page %d", a, apf);
c->schedule_trap(004); // invalid access
DOLOG(debug, true, "TRAP(004) (throw 5) on address %06o, page %d, run mode %d, MMR0 %06o, MMR2 %06o", a, apf, run_mode, MMR0, MMR2);
pages[run_mode][0][apf].pdr |= 1 << 7; // TODO: D/I
MMR0 &= ~14; // add current page
MMR0 |= apf << 1;
// DOLOG(info, true, "MMR0 %06o, MMR1 %06o, MMR2 %06o, MMR3 %06o", MMR0, MMR1, MMR2, MMR3);
c->schedule_trap(004); // invalid access
throw 5;
}

6
cpu.cpp
View file

@ -1285,7 +1285,7 @@ bool cpu::single_operand_instructions(const uint16_t instr)
case 0b00110101: { // MFPD/MFPI
// always words: word_mode-bit is to select between MFPI and MFPD
assert(!word_mode); // TODO
// NOTE: this code does not work for D/I split setups! TODO
if ((b->getMMR0() & 0160000) == 0)
b->addToMMR1(-2, 6);
@ -1319,7 +1319,7 @@ bool cpu::single_operand_instructions(const uint16_t instr)
case 0b00110110: { // MTPI/MTPD
// always words: word_mode-bit is to select between MTPI and MTPD
assert(!word_mode); // TODO
// NOTE: this code does not work for D/I split setups! TODO
if ((b->getMMR0() & 0160000) == 0)
b->addToMMR1(2, 6);
@ -1689,7 +1689,7 @@ void cpu::trap(const uint16_t vector, const int new_ipl, const bool is_interrupt
pushStack(before_psw);
pushStack(before_pc);
DOLOG(debug, true, "*** CPU::TRAP fin ***");
DOLOG(debug, true, "*** CPU::TRAP FIN, MMR0: %06o, MMR2: %06o ***", b->getMMR0(), b->getMMR2());
}
cpu::operand_parameters cpu::addressing_to_string(const uint8_t mode_register, const uint16_t pc, const bool word_mode) const