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debugger.cpp
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// (C) 2018-2024 by Folkert van Heusden
// Released under MIT license
#include <optional>
#include "gen.h"
#if IS_POSIX || defined(_WIN32)
#include <dirent.h>
#include <sys/stat.h>
#include <sys/types.h>
#else
#include <Arduino.h>
#include <LittleFS.h>
#endif
#include "breakpoint_parser.h"
#include "bus.h"
#if IS_POSIX
#include "comm_posix_tty.h"
#endif
#include "comm_tcp_socket_client.h"
#include "comm_tcp_socket_server.h"
#include "console.h"
#include "cpu.h"
#if defined(ESP32)
#include "comm_esp32_hardwareserial.h"
#endif
#include "disk_backend.h"
#if IS_POSIX || defined(_WIN32)
#include "disk_backend_file.h"
#else
#include "disk_backend_esp32.h"
#endif
#include "disk_backend_nbd.h"
#include "kw11-l.h"
#include "loaders.h"
#include "log.h"
#include "memory.h"
#include "tty.h"
#include "utils.h"
#if defined(ESP32) || defined(BUILD_FOR_RP2040)
#if defined(ESP32)
#include "esp32.h"
#include "console_esp32.h"
#elif defined(BUILD_FOR_RP2040)
#include "rp2040.h"
#endif
void configure_network(console *const cnsl);
void check_network(console *const cnsl);
void start_network(console *const cnsl);
#endif
#if !defined(BUILD_FOR_RP2040) && !defined(linux) && !defined(_WIN32)
extern SdFs SD;
#endif
#define SERIAL_CFG_FILE "dc11.json"
#if !defined(BUILD_FOR_RP2040)
std::optional<disk_backend *> select_nbd_server(console *const cnsl)
{
cnsl->flush_input();
std::string hostname = cnsl->read_line("Enter hostname (or empty to abort): ");
if (hostname.empty())
return { };
std::string port_str = cnsl->read_line("Enter port number (or empty to abort): ");
if (port_str.empty())
return { };
disk_backend *d = new disk_backend_nbd(hostname, std::stoi(port_str));
if (d->begin(false) == false) {
cnsl->put_string_lf("Cannot initialize NBD client");
delete d;
return { };
}
return d;
}
#endif
void start_disk(console *const cnsl)
{
#if IS_POSIX
return;
#else
static bool disk_started = false;
if (disk_started)
return;
#if defined(ESP32)
cnsl->put_string_lf(format("MISO: %d", int(MISO)));
cnsl->put_string_lf(format("MOSI: %d", int(MOSI)));
cnsl->put_string_lf(format("SCK : %d", int(SCK )));
cnsl->put_string_lf(format("SS : %d", int(SS )));
#endif
#if defined(ESP32_WT_ETH01)
if (SD.begin(SdioConfig(FIFO_SDIO)))
disk_started = true;
#elif defined(SHA2017)
if (SD.begin(21, SD_SCK_MHZ(10)))
disk_started = true;
#elif !defined(BUILD_FOR_RP2040)
if (SD.begin(SS, SD_SCK_MHZ(15)))
disk_started = true;
#endif
if (!disk_started) {
auto err = SD.sdErrorCode();
if (err)
cnsl->put_string_lf(format("SDerror: 0x%x, data: 0x%x", err, SD.sdErrorData()));
else
cnsl->put_string_lf("Failed to initialize SD card");
}
#endif
}
void ls_l(console *const cnsl)
{
start_disk(cnsl);
#if IS_POSIX || defined(_WIN32)
cnsl->put_string_lf("Files in current directory: ");
#else
cnsl->put_string_lf("Files on SD-card:");
#endif
#if defined(linux)
DIR *dir = opendir(".");
if (!dir) {
cnsl->put_string_lf("Cannot access directory");
return;
}
dirent *dr = nullptr;
while((dr = readdir(dir))) {
struct stat st { };
if (stat(dr->d_name, &st) == 0)
cnsl->put_string_lf(format("%s\t\t%ld", dr->d_name, st.st_size));
}
closedir(dir);
#elif defined(BUILD_FOR_RP2040)
File root = SD.open("/");
for(;;) {
auto entry = root.openNextFile();
if (!entry)
break;
if (!entry.isDirectory()) {
cnsl->put_string(entry.name());
cnsl->put_string("\t\t");
cnsl->put_string_lf(format("%ld", entry.size()));
}
entry.close();
}
#elif defined(_WIN32)
#else
SD.ls("/", LS_DATE | LS_SIZE | LS_R);
#endif
}
std::optional<std::string> select_host_file(console *const cnsl)
{
for(;;) {
cnsl->flush_input();
std::string selected_file = cnsl->read_line("Enter filename (or empty to abort): ");
if (selected_file.empty())
return { };
cnsl->put_string("Opening file: ");
cnsl->put_string_lf(selected_file.c_str());
bool can_open_file = false;
#if IS_POSIX || defined(_WIN32)
struct stat st { };
can_open_file = ::stat(selected_file.c_str(), &st) == 0;
#else
File32 fh;
can_open_file = fh.open(selected_file.c_str(), O_RDWR);
if (can_open_file)
fh.close();
#endif
if (can_open_file)
return selected_file;
cnsl->put_string_lf("open failed");
ls_l(cnsl);
}
}
// disk image files
std::optional<disk_backend *> select_disk_file(console *const cnsl)
{
start_disk(cnsl);
for(;;) {
auto selected_file = select_host_file(cnsl);
if (selected_file.has_value() == false)
break;
#if IS_POSIX || defined(_WIN32)
disk_backend *temp = new disk_backend_file(selected_file.value());
#else
disk_backend *temp = new disk_backend_esp32(selected_file.value());
#endif
if (!temp->begin(false)) {
cnsl->put_string("Cannot use: ");
cnsl->put_string_lf(selected_file.value().c_str());
delete temp;
continue;
}
return { temp };
}
return { };
}
int wait_for_key(const std::string & title, console *const cnsl, const std::vector<char> & allowed)
{
cnsl->put_string_lf(title);
cnsl->put_string("> ");
int ch = -1;
while(ch == -1) {
auto temp = cnsl->wait_char(500);
if (temp.has_value()) {
for(auto & a: allowed) {
if (a == temp.value()) {
ch = temp.value();
break;
}
}
}
}
cnsl->put_string_lf(format("%c", ch));
return ch;
}
void configure_comm(console *const cnsl, std::vector<comm *> & device_list)
{
for(;;) {
std::vector<char> keys_allowed { '9' };
int slot_key { 'A' };
for(auto & c: device_list) {
cnsl->put_string_lf(format(" %c. %s", slot_key, c ? c->get_identifier().c_str() : "-"));
keys_allowed.push_back(slot_key);
slot_key++;
}
int ch_dev = wait_for_key("Select communication device to setup or 9. to exit", cnsl, keys_allowed);
if (ch_dev == '9')
break;
size_t device_nr = ch_dev - 'A';
int ch_opt = wait_for_key("1. TCP client, 2. TCP server, 3. serial device, 9. to abort", cnsl, { '1', '2', '3', '9' });
bool rc = false;
if (ch_opt == '1') {
std::string temp_host = cnsl->read_line("host: ");
std::string temp_port = temp_host.empty() ? "" : cnsl->read_line("port: ");
if (temp_host.empty() == false && temp_port.empty() == false) {
delete device_list.at(device_nr);
device_list.at(device_nr) = new comm_tcp_socket_client(temp_host, std::stoi(temp_port));
rc = device_list.at(device_nr)->begin();
}
}
else if (ch_opt == '2') {
std::string temp = cnsl->read_line("port: ");
if (temp.empty() == false) {
delete device_list.at(device_nr);
device_list.at(device_nr) = new comm_tcp_socket_server(std::stoi(temp));
rc = device_list.at(device_nr)->begin();
}
}
else if (ch_opt == '3') {
#if IS_POSIX
std::string temp_dev = cnsl->read_line("device: ");
std::string temp_bitrate = cnsl->read_line("bitrate: ");
if (temp_dev.empty() == false && temp_bitrate.empty() == false) {
delete device_list.at(device_nr);
device_list.at(device_nr) = new comm_posix_tty(temp_dev, std::stoi(temp_bitrate));
rc = device_list.at(device_nr)->begin();
}
#elif defined(ESP32)
std::string temp_dev = cnsl->read_line("Uart number (0...2): ");
std::string temp_rx = cnsl->read_line("RX pin: ");
std::string temp_tx = cnsl->read_line("TX pin: ");
std::string temp_bitrate = cnsl->read_line("bitrate: ");
if (temp_dev.empty() == false && temp_bitrate.empty() == false && temp_rx.empty() == false && temp_tx.empty() == false) {
delete device_list.at(device_nr);
device_list.at(device_nr) = new comm_esp32_hardwareserial(std::stoi(temp_dev), std::stoi(temp_rx), std::stoi(temp_tx), std::stoi(temp_bitrate));
rc = device_list.at(device_nr)->begin();
}
#else
cnsl->put_string_lf("Not implemented yet");
#endif
}
if (ch_opt != 9 && rc == false)
cnsl->put_string_lf("Failed to initialize device");
}
}
std::optional<disk_backend *> select_disk_backend(console *const cnsl)
{
#if defined(BUILD_FOR_RP2040)
return select_disk_file(cnsl);
#else
int ch = wait_for_key("1. local disk, 2. network disk (NBD), 9. abort", cnsl, { '1', '2', '9' });
if (ch == '9')
return { };
if (ch == '1')
return select_disk_file(cnsl);
if (ch == '2')
return select_nbd_server(cnsl);
return { };
#endif
}
void configure_disk(bus *const b, console *const cnsl)
{
int type_ch = wait_for_key("1. RK05, 2. RL02, 3. RP06, 9. abort", cnsl, { '1', '2', '3', '9' });
bootloader_t bl = BL_NONE;
disk_device *dd = nullptr;
if (type_ch == '1') {
dd = b->getRK05();
bl = BL_RK05;
}
else if (type_ch == '2') {
dd = b->getRL02();
bl = BL_RL02;
}
else if (type_ch == '3') {
dd = b->getRP06();
bl = BL_RP06;
}
else if (type_ch == '9') {
return;
}
for(;;) {
std::vector<char> keys_allowed { '1', '2', '9' };
auto cartridge_slots = dd->access_disk_backends();
int slot_key = 'A';
for(auto & slot: *cartridge_slots) {
cnsl->put_string_lf(format(" %c. %s", slot_key, slot ? slot->get_identifier().c_str() : "-"));
keys_allowed.push_back(slot_key);
slot_key++;
}
int ch = wait_for_key("Select cartridge to setup, 1. to add a cartridge, 2. to load a bootloader or 9. to exit", cnsl, keys_allowed);
if (ch == '9')
break;
if (ch == '1') {
auto image_file = select_disk_backend(cnsl);
if (image_file.has_value()) {
cartridge_slots->push_back(image_file.value());
cnsl->put_string_lf("Cartridge loaded");
}
}
else if (ch == '2') {
set_boot_loader(b, bl);
cnsl->put_string_lf("Bootloader loaded");
}
else {
int slot = ch - 'A';
for(;;) {
int ch_action = wait_for_key("Select cartridge action: 1. load, 2. unload, 9. exit", cnsl, { '1', '2', '9' });
if (ch_action == '9')
break;
if (ch_action == '1') {
auto image_file = select_disk_backend(cnsl);
if (image_file.has_value()) {
delete cartridge_slots->at(slot);
cartridge_slots->at(slot) = image_file.value();
cnsl->put_string_lf("Cartridge loaded");
}
}
else if (ch_action == '2') {
if (cartridge_slots->at(slot)) {
delete cartridge_slots->at(slot);
cartridge_slots->at(slot) = nullptr;
cnsl->put_string_lf("Cartridge unloaded");
}
}
}
}
}
}
// returns size of instruction (in bytes)
int disassemble(cpu *const c, console *const cnsl, const uint16_t pc, const bool instruction_only)
{
auto data = c->disassemble(pc);
if (data.empty())
return 2; // problem!
auto registers = data["registers"];
auto psw = data["psw"][0];
std::string instruction_values;
for(auto & iv : data["instruction-values"])
instruction_values += (instruction_values.empty() ? "" : ",") + iv;
std::string work_values;
for(auto & wv : data["work-values"])
work_values += (work_values.empty() ? "" : ",") + wv;
std::string instruction = data["instruction-text"].at(0);
std::string MMR0 = data["MMR0"].at(0);
std::string MMR1 = data["MMR1"].at(0);
std::string MMR2 = data["MMR2"].at(0);
std::string MMR3 = data["MMR3"].at(0);
std::string result;
if (instruction_only)
result = format("PC: %06o, instr: %s\t%s\t%s",
pc,
instruction_values.c_str(),
instruction.c_str(),
work_values.c_str()
);
else
result = format("R0: %s, R1: %s, R2: %s, R3: %s, R4: %s, R5: %s, SP: %s, PC: %06o, PSW: %s (%s), instr: %s: %s",
registers[0].c_str(), registers[1].c_str(), registers[2].c_str(), registers[3].c_str(), registers[4].c_str(), registers[5].c_str(),
registers[6].c_str(), pc,
psw.c_str(), data["psw-value"][0].c_str(),
instruction_values.c_str(),
instruction.c_str()
);
if (cnsl)
cnsl->put_string_lf(result);
else
DOLOG(debug, false, "%s", result.c_str());
std::string sp;
for(auto sp_val : data["sp"])
sp += (sp.empty() ? "" : ",") + sp_val;
DOLOG(debug, false, "SP: %s, MMR0/1/2/3: %s/%s/%s/%s", sp.c_str(), MMR0.c_str(), MMR1.c_str(), MMR2.c_str(), MMR3.c_str());
#if 0
if (c->getPSW_runmode() == 3) {
/*
FILE *fh = fopen("/home/folkert/temp/ramdisk/log-kek.dat", "a+");
fprintf(fh, "%06o", pc);
for(auto & v: data["instruction-values"])
fprintf(fh, " %s", v.c_str());
fprintf(fh, "\n");
fclose(fh);
*/
FILE *fh = fopen("/home/folkert/temp/ramdisk/da-kek.txt", "a+");
fprintf(fh, "R0 %s R1 %s R2 %s R3 %s R4 %s R5 %s R6 %s R7 %06o %s\n", registers[0].c_str(), registers[1].c_str(), registers[2].c_str(), registers[3].c_str(), registers[4].c_str(), registers[5].c_str(), registers[6].c_str(), pc, instruction.c_str());
fclose(fh);
}
#endif
return data["instruction-values"].size() * 2;
}
std::map<std::string, std::string> split(const std::vector<std::string> & kv_array, const std::string & splitter)
{
std::map<std::string, std::string> out;
for(auto & pair : kv_array) {
auto kv = split(pair, splitter);
if (kv.size() == 1)
out.insert({ kv[0], "" });
else if (kv.size() == 2)
out.insert({ kv[0], kv[1] });
}
return out;
}
const char *trap_action_to_str(const trap_action_t ta)
{
if (ta == T_PROCEED)
return "proceed";
if (ta == T_ABORT_4)
return "abort (trap 4)";
if (ta == T_TRAP_250)
return "trap 250";
return "?";
}
void mmu_resolve(console *const cnsl, bus *const b, const uint16_t va)
{
int run_mode = b->getCpu()->getPSW_runmode();
cnsl->put_string_lf(format("Run mode: %d, use data space: %d", run_mode, b->getMMU()->get_use_data_space(run_mode)));
auto data = b->getMMU()->calculate_physical_address(run_mode, va);
uint16_t page_offset = va & 8191;
cnsl->put_string_lf(format("Active page field: %d, page offset: %o (%d)", data.apf, page_offset, page_offset));
cnsl->put_string_lf(format("Phys. addr. instruction: %08o (psw: %d)", data.physical_instruction, data.physical_instruction_is_psw));
cnsl->put_string_lf(format("Phys. addr. data: %08o (psw: %d)", data.physical_data, data.physical_data_is_psw));
uint16_t mmr3 = b->getMMU()->getMMR3();
if (run_mode == 0) {
b->getMMU()->dump_par_pdr(cnsl, 1, false, "supervisor i-space", 0, data.apf);
b->getMMU()->dump_par_pdr(cnsl, 1, true, "supervisor d-space", 1 + (!!(mmr3 & 4)), data.apf);
}
else if (run_mode == 1) {
b->getMMU()->dump_par_pdr(cnsl, 0, false, "kernel i-space", 0, data.apf);
b->getMMU()->dump_par_pdr(cnsl, 0, true, "kernel d-space", 1 + (!!(mmr3 & 4)), data.apf);
}
else if (run_mode == 3) {
b->getMMU()->dump_par_pdr(cnsl, 3, false, "user i-space", 0, data.apf);
b->getMMU()->dump_par_pdr(cnsl, 3, true, "user d-space", 1 + (!!(mmr3 & 4)), data.apf);
}
for(int i=0; i<2; i++) {
auto ta_i = b->getMMU()->get_trap_action(run_mode, false, data.apf, i);
auto ta_d = b->getMMU()->get_trap_action(run_mode, true, data.apf, i);
cnsl->put_string_lf(format("Instruction action: %s (%s)", trap_action_to_str(ta_i.first), i ? "write" : "read"));
cnsl->put_string_lf(format("Data action : %s (%s)", trap_action_to_str(ta_d.first), i ? "write" : "read"));
}
}
void reg_dump(console *const cnsl, cpu *const c)
{
for(uint8_t set=0; set<2; set++) {
cnsl->put_string_lf(format("Set %d, R0: %06o, R1: %06o, R2: %06o, R3: %06o, R4: %06o, R5: %06o",
set,
c->lowlevel_register_get(set, 0),
c->lowlevel_register_get(set, 1),
c->lowlevel_register_get(set, 2),
c->lowlevel_register_get(set, 3),
c->lowlevel_register_get(set, 4),
c->lowlevel_register_get(set, 5)));
}
cnsl->put_string_lf(format("PSW: %06o, PC: %06o, run mode: %d", c->getPSW(), c->lowlevel_register_get(0, 7), c->getPSW_runmode()));
cnsl->put_string_lf(format("STACK: k:%06o, sv:%06o, -:%06o, usr: %06o",
c->lowlevel_register_sp_get(0),
c->lowlevel_register_sp_get(1),
c->lowlevel_register_sp_get(2),
c->lowlevel_register_sp_get(3)));
}
void show_run_statistics(console *const cnsl, cpu *const c)
{
auto stats = c->get_mips_rel_speed({ }, { });
cnsl->put_string_lf(format("Executed %zu instructions in %.2f ms of which %.2f ms idle", size_t(std::get<2>(stats)), std::get<3>(stats) / 1000., std::get<4>(stats) / 1000.));
cnsl->put_string_lf(format("MIPS: %.2f, relative speed: %.2f%%", std::get<0>(stats), std::get<1>(stats)));
}
void show_queued_interrupts(console *const cnsl, cpu *const c)
{
cnsl->put_string_lf(format("Current level: %d", c->getPSW_spl()));
auto delay = c->get_interrupt_delay_left();
if (delay.has_value())
cnsl->put_string_lf(format("Current delay left: %d", delay.value()));
else
cnsl->put_string_lf("No delay");
cnsl->put_string_lf(format("Interrupt pending flag: %d", c->check_if_interrupts_pending()));
auto queued_interrupts = c->get_queued_interrupts();
for(auto & level: queued_interrupts) {
for(auto & qi: level.second)
cnsl->put_string_lf(format("Level: %d, interrupt: %03o", level.first, qi));
}
}
struct state_writer {
FILE *fh = nullptr;
size_t write(uint8_t c) {
assert(fh);
return fputc(c, fh) == EOF ? 0 : 1;
}
size_t write(const uint8_t *buffer, size_t length) {
assert(fh);
return fwrite(buffer, 1, length, fh);
}
};
void serialize_state(console *const cnsl, const bus *const b, const std::string & filename)
{
JsonDocument j = b->serialize();
bool ok = false;
FILE *fh = fopen(filename.c_str(), "w");
if (fh) {
state_writer ws { fh };
serializeJsonPretty(j, ws);
fclose(fh);
ok = true;
}
cnsl->put_string_lf(format("Serialize to %s: %s", filename.c_str(), ok ? "OK" : "failed"));
}
void tm11_load_tape(console *const cnsl, bus *const b, const std::optional<std::string> & file)
{
if (file.has_value())
b->getTM11()->load(file.value());
else {
auto sel_file = select_host_file(cnsl);
if (sel_file.has_value())
b->getTM11()->load(sel_file.value());
}
}
void tm11_unload_tape(bus *const b)
{
b->getTM11()->unload();
}
void serdc11(console *const cnsl, bus *const b)
{
dc11 *d = b->getDC11();
if (!d) {
cnsl->put_string_lf("No DC11 configured");
return;
}
JsonDocument j = d->serialize();
bool ok = false;
#if IS_POSIX
FILE *fh = fopen(SERIAL_CFG_FILE, "w");
if (fh) {
state_writer ws { fh };
serializeJsonPretty(j, ws);
fclose(fh);
ok = true;
}
#elif defined(ESP32)
File data_file = LittleFS.open("/" SERIAL_CFG_FILE, "w");
if (data_file) {
serializeJsonPretty(j, data_file);
data_file.close();
ok = true;
}
#endif
cnsl->put_string_lf(format("Serialize to " SERIAL_CFG_FILE ": %s", ok ? "OK" : "failed"));
}
void deserdc11(console *const cnsl, bus *const b)
{
#if defined(ESP32)
auto rc = deserialize_file("/" SERIAL_CFG_FILE);
#else
auto rc = deserialize_file(SERIAL_CFG_FILE);
#endif
if (rc.has_value() == false) {
cnsl->put_string_lf("Failed to deserialize " SERIAL_CFG_FILE);
return;
}
b->del_DC11();
b->add_DC11(dc11::deserialize(rc.value(), b));
cnsl->put_string_lf(format("Deserialized " SERIAL_CFG_FILE));
}
void set_kw11_l_interrupt_freq(console *const cnsl, bus *const b, const int freq)
{
if (freq >= 1 && freq < 1000)
b->getKW11_L()->set_interrupt_frequency(freq);
else
cnsl->put_string_lf("Frequency out of range");
}
void debugger(console *const cnsl, bus *const b, std::atomic_uint32_t *const stop_event)
{
int32_t trace_start_addr = -1;
int n_single_step = 1;
bool turbo = false;
std::optional<int> t_rl; // trace runlevel
cpu *const c = b->getCpu();
b->set_debug_mode();
bool single_step = false;
while(*stop_event != EVENT_TERMINATE) {
try {
std::string cmd = cnsl->read_line(format("%d", stop_event->load()));
auto parts = split(cmd, " ");
auto kv = split(parts, "=");
if (parts.empty())
continue;
if (cmd == "go") {
single_step = false;
*stop_event = EVENT_NONE;
}
else if (parts[0] == "single" || parts[0] == "s") {
single_step = true;
if (parts.size() == 2)
n_single_step = std::stoi(parts[1]);
else
n_single_step = 1;
*stop_event = EVENT_NONE;
}
else if ((parts[0] == "sbp" || parts[0] == "cbp") && parts.size() >= 2){
if (parts[0] == "sbp") {
std::size_t space = cmd.find(" ");
std::pair<breakpoint *, std::optional<std::string> > rc = parse_breakpoint(b, cmd.substr(space + 1));
if (rc.first == nullptr) {
if (rc.second.has_value())
cnsl->put_string_lf(rc.second.value());
else
cnsl->put_string_lf("not set");
}
else {
int id = c->set_breakpoint(rc.first);
cnsl->put_string_lf(format("Breakpoint has id: %d", id));
}
}
else {
if (c->remove_breakpoint(std::stoi(parts[1])))
cnsl->put_string_lf("Breakpoint cleared");
else
cnsl->put_string_lf("Breakpoint not found");
}
continue;
}
else if (cmd == "lbp") {
auto bps = c->list_breakpoints();
cnsl->put_string_lf("Breakpoints:");
for(auto & a : bps)
cnsl->put_string_lf(format("%d: %s", a.first, a.second->emit().c_str()));
if (bps.empty())
cnsl->put_string_lf("(none)");
continue;
}
else if (parts[0] == "disassemble" || parts[0] == "d") {
uint16_t pc = kv.find("pc") != kv.end() ? std::stoi(kv.find("pc")->second, nullptr, 8) : c->getPC();
int n = kv.find("n") != kv.end() ? std::stoi(kv.find("n") ->second, nullptr, 10) : 1;
cnsl->put_string_lf(format("Disassemble %d instructions starting at %o", n, pc));
bool show_registers = kv.find("pc") == kv.end();
for(int i=0; i<n; i++) {
pc += disassemble(c, cnsl, pc, !show_registers);
show_registers = false;
}
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] == "toggle") {
auto s_it = kv.find("s");
auto t_it = kv.find("t");
if (s_it == kv.end() || t_it == kv.end())
cnsl->put_string_lf(format("toggle: parameter missing? current switches states: 0o%06o", c->getBus()->get_console_switches()));
else {
int s = std::stoi(s_it->second, nullptr, 8);
int t = std::stoi(t_it->second, nullptr, 8);
c->getBus()->set_console_switch(s, t);
cnsl->put_string_lf(format("Set switch %d to %d", s, t));
}
continue;
}
else if (parts[0] == "setmem") {
auto a_it = kv.find("a");
auto v_it = kv.find("v");
if (a_it == kv.end() || v_it == kv.end())
cnsl->put_string_lf("setmem: parameter missing?");
else {
uint16_t a = std::stoi(a_it->second, nullptr, 8);
uint8_t v = std::stoi(v_it->second, nullptr, 8);
c->getBus()->write_byte(a, v);
cnsl->put_string_lf(format("Set %06o to %03o", a, v));
}
continue;
}
else if (parts[0] == "trace" || parts[0] == "t") {
settrace(!gettrace());
cnsl->put_string_lf(format("Tracing set to %s", gettrace() ? "ON" : "OFF"));
continue;
}
else if (parts[0] == "state") {
if (parts[1] == "rl02")
b->getRL02()->show_state(cnsl);
else if (parts[1] == "mmu")
b->getMMU() ->show_state(cnsl);
else if (parts[1] == "rk05")
b->getRK05()->show_state(cnsl);
else if (parts[1] == "dc11")
b->getDC11()->show_state(cnsl);
else if (parts[1] == "tm11")
b->getTM11()->show_state(cnsl);
else if (parts[1] == "kw11l")
b->getKW11_L()->show_state(cnsl);
else if (parts[1] == "rp06")
b->getRP06()->show_state(cnsl);
else
cnsl->put_string_lf(format("Device \"%s\" is not known", parts[1].c_str()));
continue;
}
else if (parts[0] == "mmures") {
if (parts.size() == 2)
mmu_resolve(cnsl, b, std::stoi(parts[1], nullptr, 8));
else
cnsl->put_string_lf("Parameter missing");
continue;
}
else if (parts[0] == "regdump") {
reg_dump(cnsl, c);
continue;
}
else if (parts[0] == "strace") {
if (parts.size() != 2) {
trace_start_addr = -1;
cnsl->put_string_lf("Tracing start address reset");
}
else {
trace_start_addr = std::stoi(parts[1], nullptr, 8);
cnsl->put_string_lf(format("Tracing start address set to %06o", trace_start_addr));
}
continue;
}
else if (parts[0] == "examine" || parts[0] == "e") {
if (parts.size() < 3)
cnsl->put_string_lf("parameter missing");
else {
uint32_t addr = std::stoi(parts[1], nullptr, 8);
int n = parts.size() == 4 ? std::stoi(parts[3]) : 1;
if (parts[2] != "p" && parts[2] != "v") {
cnsl->put_string_lf("expected p (physical address) or v (virtual address)");
continue;
}
std::string out;
for(int i=0; i<n; i++) {
uint32_t cur_addr = addr + i * 2;
uint16_t val = 0;
if (parts[2] == "v") {
auto v = b->peek_word(c->getPSW_runmode(), cur_addr);
if (v.has_value() == false) {
cnsl->put_string_lf(format("Can't read from %06o\n", cur_addr));
break;
}
val = v.value();
}
else {
val = b->read_physical(cur_addr);
}
if (n == 1)
cnsl->put_string_lf(format("value at %06o, octal: %o, hex: %x, dec: %d\n", cur_addr, val, val, val));
if (n > 1) {
if (i > 0)
out += " ";
out += format("%06o=%06o", cur_addr, val);
}
}
if (n > 1)
cnsl->put_string_lf(out);
}
continue;
}
else if (cmd == "reset" || cmd == "r") {
*stop_event = EVENT_NONE;
b->reset();
continue;
}
else if (cmd == "cfgdisk") {
configure_disk(b, cnsl);
continue;
}
#if defined(ESP32)
else if (cmd == "cfgnet") {
configure_network(cnsl);
continue;
}
else if (cmd == "chknet") {
check_network(cnsl);
continue;
}
else if (cmd == "startnet") {
start_network(cnsl);
continue;
}
else if (parts[0] == "pm" && parts.size() == 2) {
reinterpret_cast<console_esp32 *>(cnsl)->set_panel_mode(parts[1] == "bits" ? console_esp32::PM_BITS : console_esp32::PM_POINTER);
continue;