Home screen finally displayed

henyxia
1 parent 9c066355
Showing 6 changed files with 85 additions and 7 deletions Show diff stats
.gitignore
img/home.bmp
img/home.xcf
main.c
usb.c
usb.h
@@ -3,3 +3,7 @@
 tweekd
 *.log
 *.csv
+*.rgb
+*.bmpr
+*.map
+*.boz
@@ -12,9 +12,9 @@ int main(void)
 {
 	int ret;
 	pthread_t tUI;
-	pthread_t tNFC;
+	//pthread_t tNFC;
 	pthread_t tBUS;
-	pthread_t tHVC;
+	//pthread_t tHVC;
 	initUILog();
 	if(!initLog())
 	{
@@ -25,25 +25,25 @@ int main(void)
 	printx(DEBUG, MAIN, "Creating processes\n");
 	ret = pthread_create(&tUI, NULL, drawUI, NULL);
 	printx(DEBUG, MAIN, "UI Started ID %08x ret %d\n", tUI, ret);
-	printx(INFO, MAIN, "Initializing NFC\n");
+	printx(INFO, MAIN, "Initializing NFC\n");/*
 	if(!initNFC())
 	{
 		printx(ERROR, MAIN, "Unable to start the NFC interface\n");
 		return 2;
 	}
-	pthread_create(&tNFC, NULL, processNFC, NULL);
+	pthread_create(&tNFC, NULL, processNFC, NULL);*/
 	if(!initBus())
 	{
 		printx(ERROR, MAIN, "Unable to start the BUS interface\n");
 		return 3;
 	}
-	pthread_create(&tBUS, NULL, processBus, NULL);
+	pthread_create(&tBUS, NULL, processBus, NULL);/*
 	if(!initHVC())
 	{
 		printx(ERROR, MAIN, "Unable to start the HVC interface\n");
 		return 4;
 	}
-	pthread_create(&tHVC, NULL, processHVC, NULL);
+	pthread_create(&tHVC, NULL, processHVC, NULL);*/
 	//initProcessHeat();
 	pthread_join(tUI, NULL);
@@ -8,8 +8,79 @@
 #define PRODUCT_ID		0xa001
 #define ENDPOINT_OUT	0x01
 #define	MAX_SIZE_OUT	64
+#define HEIGHT			240
+#define WIDTH			320
-libusb_device_handle* screenHandle;
+libusb_device_handle*	screenHandle;
+unsigned char			data[MAX_SIZE_OUT];
+unsigned short			dataPointer = 0;
+
+void fillDataWithHeader(void)
+{
+	data[dataPointer] = 0x82; // HEADER
+	dataPointer++;
+	data[dataPointer] = 0x00; // XPOS
+	dataPointer++;
+	data[dataPointer] = 0x00; // XPOS
+	dataPointer++;
+	data[dataPointer] = 0x00; // YPOS
+	dataPointer++;
+	data[dataPointer] = 0x00; // YPOS
+	dataPointer++;
+	data[dataPointer] = 0x40; // Width 0x40
+	dataPointer++;
+	data[dataPointer] = 0x01; // Width 0x01
+	dataPointer++;
+	data[dataPointer] = 0xF0; // Height 
+	dataPointer++;
+	data[dataPointer] = 0x00; // Height
+	dataPointer++;
+	data[dataPointer] = 0x00; // Copy
+	dataPointer++;
+}
+
+void fillDataWithSubHeader(void)
+{
+	data[dataPointer] = 0x02; // HEADER
+	dataPointer++;
+}
+
+void sendUSBData(int i)
+{
+	printf("Sending data %d\n", i);
+	int transfered;
+	libusb_bulk_transfer(screenHandle, ENDPOINT_OUT, data, dataPointer, &transfered, 0);
+	dataPointer = 0;
+	fillDataWithSubHeader();
+}
+
+void displayPicture(char* filename)
+{
+	FILE* file = NULL;
+	file = fopen(filename, "r");
+
+	if(file == NULL)
+	{
+		printf("Unable to open the picture\n");
+		return;
+	}
+	else
+		printf("Picture successfully opened\n");
+
+	fillDataWithHeader();
+	for(int i=0; i<HEIGHT*WIDTH*2; i++)
+	{
+		if(feof(file))
+		{
+			printf("File corrupted\n");
+			return;
+		}
+		data[dataPointer] = getc(file);
+		dataPointer++;
+		if(dataPointer == MAX_SIZE_OUT)
+			sendUSBData(i);
+	}
+}
 bool initUSB(void)
 {
@@ -95,6 +166,8 @@ bool initUSB(void)
 	libusb_free_config_descriptor(dConfig);
+	displayPicture("home.rgb");
+
 	return true;
 }
@@ -2,5 +2,6 @@
 #define __USB_H__
 bool initUSB();
+void displayPicture(char*);
 #endif