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setpc (debugger)

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folkert van heusden 2023-03-17 22:47:37 +01:00
parent b50b75f1a0
commit 62205273aa
Signed by untrusted user who does not match committer: folkert
GPG key ID: 6B6455EDFEED3BD1
1 changed files with 18 additions and 1 deletions
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19
debugger.cpp
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@ -149,8 +149,11 @@ void debugger(console *const cnsl, bus *const b, std::atomic_uint32_t *const sto
if (parts.empty())
continue;
if (cmd == "go")
if (cmd == "go") {
single_step = false;
*stop_event = EVENT_NONE;
}
else if (parts[0] == "single" || parts[0] == "s") {
single_step = true;
@ -204,6 +207,19 @@ void debugger(console *const cnsl, bus *const b, std::atomic_uint32_t *const sto
continue;
}
else if (parts[0] == "setpc") {
if (parts.size() == 2) {
uint16_t new_pc = std::stoi(parts.at(1), nullptr, 8);
c->setPC(new_pc);
cnsl->put_string_lf(format("Set PC to %06o", new_pc));
}
else {
cnsl->put_string_lf("setpc requires an (octal address as) parameter");
}
continue;
}
else if (parts[0] == "trace" || parts[0] == "t") {
tracing = !tracing;
@ -308,6 +324,7 @@ void debugger(console *const cnsl, bus *const b, std::atomic_uint32_t *const sto
cnsl->put_string_lf("trace/t - toggle tracing");
cnsl->put_string_lf("strace - start tracing from address - invoke without address to disable");
cnsl->put_string_lf("mmudump - dump MMU settings (PARs/PDRs)");
cnsl->put_string_lf("setpc - set PC to value");
continue;
}