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Update GBA Cartridge 2.0 New Serial API closes #19
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EstebanFuentealba committed Mar 11, 2024
1 parent 94bae0a commit 7aab262
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Showing 6 changed files with 78 additions and 52 deletions.
Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ App(
fap_icon="icons/icon.png",
fap_icon_assets="icons",
fap_category="GPIO",
fap_version=[1,1],
fap_version=[2,0],
fap_author="Esteban Fuentealba",
fap_weburl="https://github.com/EstebanFuentealba/MALVEKE-Flipper-Zero"
)
Original file line number Diff line number Diff line change
Expand Up @@ -91,6 +91,10 @@ void gba_cartridge_app_app_free(GBACartridge* app) {

int32_t gba_cartridge_app(void* p) {
UNUSED(p);
// Disable expansion protocol to avoid interference with UART Handle
Expansion* expansion = furi_record_open(RECORD_EXPANSION);
expansion_disable(expansion);

GBACartridge* app = gba_cartridge_app_app_alloc();

view_dispatcher_attach_to_gui(app->view_dispatcher, app->gui, ViewDispatcherTypeFullscreen);
Expand All @@ -103,6 +107,10 @@ int32_t gba_cartridge_app(void* p) {

furi_hal_power_suppress_charge_exit();
gba_cartridge_app_app_free(app);

// Return previous state of expansion
expansion_enable(expansion);
furi_record_close(RECORD_EXPANSION);

return 0;
}
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Original file line number Diff line number Diff line change
Expand Up @@ -14,6 +14,7 @@
#include <gui/modules/variable_item_list.h>
#include <gui/modules/button_menu.h>
#include <gui/modules/dialog_ex.h>
#include <expansion/expansion.h>
#include "scenes/gba_cartridge_scene.h"
#include "views/gba_cartridge_startscreen.h"
#include "views/gba_cartridge_scene_1.h"
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Original file line number Diff line number Diff line change
@@ -1,23 +1,28 @@
#include "uart.h"

#define UART_CH (FuriHalUartIdUSART1)
#define LP_UART_CH (FuriHalUartIdLPUART1)
#define BAUDRATE (115200)
#define UART_CH (FuriHalSerialIdUsart)
#define LP_UART_CH (FuriHalSerialIdLpuart)
#define BAUDRATE (115200UL)

struct Uart {
void* app;
FuriHalUartId channel;
FuriThread* rx_thread;
FuriHalSerialHandle* serial_handle;
FuriHalSerialId channel;
FuriThread* worker_thread;
FuriStreamBuffer* rx_stream;
uint8_t rx_buf[RX_BUF_SIZE + 1];
void (*handle_rx_data_cb)(uint8_t* buf, size_t len, void* context);
};


typedef enum {
WorkerEvtStop = (1 << 0),
WorkerEvtRxDone = (1 << 1),
} WorkerEvtFlags;
} WorkerEventFlags;

#define WORKER_ALL_RX_EVENTS (WorkerEvtStop | WorkerEvtRxDone)



void uart_set_handle_rx_data_cb(
Uart* uart,
Expand All @@ -26,17 +31,29 @@ void uart_set_handle_rx_data_cb(
uart->handle_rx_data_cb = handle_rx_data_cb;
}

#define WORKER_ALL_RX_EVENTS (WorkerEvtStop | WorkerEvtRxDone)

void uart_on_irq_cb(UartIrqEvent ev, uint8_t data, void* context) {
static void wifi_marauder_uart_on_irq_cb(
FuriHalSerialHandle* handle,
FuriHalSerialRxEvent event,
void* context) {
Uart* uart = (Uart*)context;

if(ev == UartIrqEventRXNE) {
if(event == FuriHalSerialRxEventData) {
uint8_t data = furi_hal_serial_async_rx(handle);
furi_stream_buffer_send(uart->rx_stream, &data, 1, 0);
furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtRxDone);
}
}

static void uart_on_irq_cb(FuriHalSerialHandle* handle, FuriHalSerialRxEvent event, void* context) {
Uart* uart = (Uart*)context;
UNUSED(handle);

if(event & (FuriHalSerialRxEventData | FuriHalSerialRxEventIdle)) {
uint8_t data = furi_hal_serial_async_rx(handle);
furi_stream_buffer_send(uart->rx_stream, &data, 1, 0);
furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtRxDone);
}
}

// Define una constante para el prefijo que estamos buscando
#define JSON_PREFIX "JSON:"
Expand All @@ -50,26 +67,25 @@ static bool json_capture_active = false;
// Prototipo de la función
// static void process_json_buffer();


static void process_json_buffer(void* context) {
Uart* uart = (Uart*)context;
// Agregamos el terminador nulo al final del buffer
json_buffer[json_buffer_index] = '\0';
if (uart->handle_rx_data_cb) {
uart->handle_rx_data_cb((uint8_t *)json_buffer, json_buffer_index, uart->app);
if(uart->handle_rx_data_cb) {
uart->handle_rx_data_cb((uint8_t*)json_buffer, json_buffer_index, uart->app);
memset(json_buffer, 0, sizeof(json_buffer));
}

// Reiniciamos el buffer
json_buffer_index = 0;
}

static void uart_echo_push_to_list(void* context, uint8_t data) {
Uart* uart = (Uart*)context;
if (!json_capture_active) {
if (data == JSON_PREFIX[json_buffer_index]) {
if(!json_capture_active) {
if(data == JSON_PREFIX[json_buffer_index]) {
json_buffer[json_buffer_index++] = data; // Agregar el carácter al buffer
if (json_buffer_index == strlen(JSON_PREFIX)) {
if(json_buffer_index == strlen(JSON_PREFIX)) {
// Encontramos el prefijo, comenzamos a capturar
json_buffer_index = 0;
json_capture_active = true;
Expand All @@ -81,7 +97,7 @@ static void uart_echo_push_to_list(void* context, uint8_t data) {
} else {
// Capturamos caracteres hasta encontrar '\n'
json_buffer[json_buffer_index++] = data;
if (data == '\n') {
if(data == '\n') {
// Terminamos de capturar la línea, procesamos el buffer
json_capture_active = false;
process_json_buffer(uart);
Expand All @@ -93,7 +109,8 @@ static int32_t uart_worker(void* context) {
Uart* uart = (Uart*)context;

while(1) {
uint32_t events = furi_thread_flags_wait(WORKER_ALL_RX_EVENTS, FuriFlagWaitAny, FuriWaitForever);
uint32_t events =
furi_thread_flags_wait(WORKER_ALL_RX_EVENTS, FuriFlagWaitAny, FuriWaitForever);
furi_check((events & FuriFlagError) == 0);

if(events & WorkerEvtStop) break;
Expand All @@ -103,17 +120,20 @@ static int32_t uart_worker(void* context) {
do {
uint8_t data[64];
length = furi_stream_buffer_receive(uart->rx_stream, data, 64, 0);
// FURI_LOG_I("UART", "[in]: %s", (char*)data);

if(length > 0) {
for(size_t i = 0; i < length; i++) {
uart_echo_push_to_list(uart, data[i]);
// FURI_LOG_I("UART", "[in]: %c - %d", (const char)data[i], data[i]);
}
}
} while(length > 0);
} else if(uart->channel == LP_UART_CH) {
size_t len = furi_stream_buffer_receive(uart->rx_stream, uart->rx_buf, RX_BUF_SIZE, 0);
size_t len =
furi_stream_buffer_receive(uart->rx_stream, uart->rx_buf, RX_BUF_SIZE, 0);
if(len > 0) {
if(uart->handle_rx_data_cb) uart->handle_rx_data_cb(uart->rx_buf, len, uart->app);
if(uart->handle_rx_data_cb)
uart->handle_rx_data_cb(uart->rx_buf, len, uart->app);
}
}
}
Expand All @@ -122,19 +142,13 @@ static int32_t uart_worker(void* context) {

return 0;
}

void uart_tx(uint8_t* data, size_t len) {
furi_hal_uart_tx(UART_CH, data, len);
void uart_tx(void* app, uint8_t* data, size_t len) {
Uart* uart = (Uart*)app;
furi_hal_serial_tx(uart->serial_handle, data, len);
}

void lp_uart_tx(uint8_t* data, size_t len) {
furi_hal_uart_tx(LP_UART_CH, data, len);
}

Uart*
_uart_init(void* app, FuriHalUartId channel, const char* thread_name) {
Uart* _uart_init(void* app, FuriHalSerialId channel, const char* thread_name) {
Uart* uart = (Uart*)malloc(sizeof(Uart));

uart->app = app;
uart->channel = channel;
uart->rx_stream = furi_stream_buffer_alloc(RX_BUF_SIZE, 1);
Expand All @@ -144,13 +158,18 @@ Uart*
furi_thread_set_context(uart->rx_thread, uart);
furi_thread_set_callback(uart->rx_thread, uart_worker);
furi_thread_start(uart->rx_thread);
if(channel == FuriHalUartIdUSART1) {
furi_hal_console_disable();
} else if(channel == FuriHalUartIdLPUART1) {
furi_hal_uart_init(channel, BAUDRATE);
uart->serial_handle = furi_hal_serial_control_acquire(channel);
if(!uart->serial_handle) {
furi_delay_ms(5000);
}
furi_hal_uart_set_br(channel, BAUDRATE);
furi_hal_uart_set_irq_cb(channel, uart_on_irq_cb, uart);
furi_check(uart->serial_handle);
furi_hal_serial_init(uart->serial_handle, BAUDRATE);
furi_hal_serial_async_rx_start(
uart->serial_handle,
channel == FuriHalSerialIdUsart ? uart_on_irq_cb : wifi_marauder_uart_on_irq_cb,
uart,
false);


return uart;
}
Expand All @@ -166,15 +185,12 @@ Uart* lp_uart_init(void* app) {
void uart_free(Uart* uart) {
furi_assert(uart);

furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtStop);
furi_thread_flags_set(furi_thread_get_id(uart->rx_thread), WorkerEvtStop);
furi_thread_join(uart->rx_thread);
furi_thread_free(uart->rx_thread);

furi_hal_uart_set_irq_cb(uart->channel, NULL, NULL);
if(uart->channel == FuriHalUartIdLPUART1) {
furi_hal_uart_deinit(uart->channel);
}
furi_hal_console_enable();
furi_hal_serial_deinit(uart->serial_handle);
furi_hal_serial_control_release(uart->serial_handle);

free(uart);
}
Original file line number Diff line number Diff line change
Expand Up @@ -3,16 +3,17 @@

#pragma once

#include "furi_hal.h"

#include <furi.h>
#include <furi_hal.h>

#define RX_BUF_SIZE (1024)

typedef struct Uart Uart;

void uart_set_handle_rx_data_cb(Uart* uart, void (*handle_rx_data_cb)(uint8_t* buf, size_t len, void* context));
void uart_tx(uint8_t* data, size_t len);
void lp_uart_tx(uint8_t* data, size_t len);
void uart_set_handle_rx_data_cb(
Uart* uart,
void (*handle_rx_data_cb)(uint8_t* buf, size_t len, void* context));
void uart_tx(void* app, uint8_t* data, size_t len);
Uart* usart_init(void* app);
Uart* lp_uart_init(void* app);
void uart_free(Uart* uart);
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Original file line number Diff line number Diff line change
Expand Up @@ -240,7 +240,7 @@ bool gba_cartridge_scene_1_input(InputEvent* event, void* context) {
// Register callbacks to receive data
uart_set_handle_rx_data_cb(((GBACartridge*)instance->app)->uart, gameboy_information_handle_rx_data_cb); // setup callback for general log rx thread
const char GBACartridge_command[] = "gbacartridge -i\n";
uart_tx((uint8_t*)GBACartridge_command, strlen(GBACartridge_command));
uart_tx(((GBACartridge*)instance->app)->uart, (uint8_t*)GBACartridge_command, strlen(GBACartridge_command));
},
true);
consumed = true;
Expand Down Expand Up @@ -285,7 +285,7 @@ void gba_cartridge_scene_1_enter(void* context) {
// Register callbacks to receive data
uart_set_handle_rx_data_cb(((GBACartridge*)instance->app)->uart, gameboy_information_handle_rx_data_cb); // setup callback for general log rx thread
const char GBACartridge_command[] = "gbacartridge -i\n";
uart_tx((uint8_t*)GBACartridge_command, strlen(GBACartridge_command));
uart_tx(((GBACartridge*)instance->app)->uart,(uint8_t*)GBACartridge_command, strlen(GBACartridge_command));
}

GBACartridgeScene1* gba_cartridge_scene_1_alloc() {
Expand Down

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