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store serial speed in flash

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This commit is contained in:
folkert van heusden 2023-03-26 21:33:32 +02:00
parent ee7e934df9
commit 3b558c621a
Signed by untrusted user who does not match committer: folkert
GPG key ID: 6B6455EDFEED3BD1
2 changed files with 55 additions and 12 deletions
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61
ESP32/main.ino
View file

@ -29,7 +29,9 @@
#include "utils.h"
constexpr const char CFG_FILE[] = "/net-disk.json";
constexpr const char NET_DISK_CFG_FILE[] = "/net-disk.json";
constexpr const char SERIAL_CFG_FILE[] = "/serial.json";
#define MAX_CFG_SIZE 1024
StaticJsonDocument<MAX_CFG_SIZE> json_doc;
@ -68,11 +70,45 @@ void console_thread_wrapper_io(void *const c)
cnsl->operator()();
}
uint32_t load_serial_speed_configuration()
{
File dataFile = LittleFS.open(SERIAL_CFG_FILE, "r");
if (!dataFile)
return 115200;
size_t size = dataFile.size();
uint8_t buffer[4] { 0 };
dataFile.read(buffer, 4);
dataFile.close();
return (buffer[0] << 24) | (buffer[1] << 16) | (buffer[2] << 8) | buffer[3];
}
bool save_serial_speed_configuration(const uint32_t bps)
{
File dataFile = LittleFS.open(SERIAL_CFG_FILE, "w");
if (!dataFile)
return false;
const uint8_t buffer[] = { uint8_t(bps >> 24), uint8_t(bps >> 16), uint8_t(bps >> 8), uint8_t(bps) };
dataFile.write(buffer, 4);
dataFile.close();
return true;
}
typedef enum { DT_RK05, DT_RL02 } disk_type_t;
std::optional<std::pair<std::vector<disk_backend *>, std::vector<disk_backend *> > > load_disk_configuration(console *const c)
{
File dataFile = LittleFS.open(CFG_FILE, "r");
File dataFile = LittleFS.open(NET_DISK_CFG_FILE, "r");
if (!dataFile)
return { };
@ -133,7 +169,7 @@ bool save_disk_configuration(const std::string & nbd_host, const int nbd_port, c
json_doc["disk-type"] = dt == DT_RK05 ? "rk05" : "rl02";
File dataFile = LittleFS.open(CFG_FILE, "w");
File dataFile = LittleFS.open(NET_DISK_CFG_FILE, "w");
if (!dataFile)
return false;
@ -405,9 +441,12 @@ void start_network(console *const c)
c->put_string_lf(format("Local IP address: %s", WiFi.localIP().toString().c_str()));
}
void set_tty_serial_speed(const int bps)
void set_tty_serial_speed(console *const c, const uint32_t bps)
{
Serial_RS232.begin(bps);
if (save_serial_speed_configuration(bps) == false)
c->put_string_lf("Failed to store configuration file with serial settings");
}
void recall_configuration(console *const c)
@ -452,13 +491,17 @@ void setup()
Serial.println(F("Connect CPU to BUS"));
b->add_cpu(c);
Serial.println(F("Init console"));
constexpr uint32_t hwSerialConfig = SERIAL_8N1;
Serial_RS232.begin(115200, hwSerialConfig, 16, 17);
uint32_t bitrate = load_serial_speed_configuration();
Serial.print(F("Init console, baudrate: "));
Serial.print(bitrate);
Serial.println(F("bps"));
Serial_RS232.begin(bitrate, hwSerialConfig, 16, 17);
Serial_RS232.setHwFlowCtrlMode(0);
const char clear_screen = 12;
Serial_RS232.print(clear_screen);
Serial_RS232.println(F("Console enabled on TTY"));
Serial_RS232.println(F("\014Console enabled on TTY"));
std::vector<Stream *> serial_ports { &Serial_RS232, &Serial };
cnsl = new console_esp32(&stop_event, b, serial_ports);

6
debugger.cpp
View file

@ -18,7 +18,7 @@ void configure_network(console *const c);
void check_network(console *const c);
void start_network(console *const c);
void set_tty_serial_speed(const int bps);
void set_tty_serial_speed(console *const c, const uint32_t bps);
void recall_configuration(console *const c);
#endif
@ -387,8 +387,8 @@ void debugger(console *const cnsl, bus *const b, std::atomic_uint32_t *const sto
}
else if (parts.at(0) == "serspd") {
if (parts.size() == 2) {
int speed = std::stoi(parts.at(1), nullptr, 10);
set_tty_serial_speed(speed);
uint32_t speed = std::stoi(parts.at(1), nullptr, 10);
set_tty_serial_speed(cnsl, speed);
cnsl->put_string_lf(format("Set baudrate to %d", speed));
}