int main(void)
{
//! [main_start]
uint8_t result = 0;
uint16_t i;
uint32_t delay;
/* Initialize system */
//! [system_init]
system_clock_config(CLOCK_RESOURCE_XO_26_MHZ, CLOCK_FREQ_26_MHZ);
for (i = 0; i < BUF_LENGTH; i++) {
buffer_expect[i] = i;
buffer_rx[i] = 0;
}
//! [system_init]
//! [run_config_gpio]
configure_gpio();
//! [run_config_gpio]
//! [run_config_spi]
configure_spi_slave();
//! [run_config_spi]
//! [main_start]
//! [main_use_case]
//! [read]
memset(buffer_rx, 0x0, BUF_LENGTH);
while(spi_read_buffer_wait(&spi_slave_instance, buffer_rx, BUF_LENGTH,
0x00) != STATUS_OK) {
/* Wait for transfer from the master */
}
//! [read]
//! [compare]
for (i = 0; i < BUF_LENGTH; i++) {
if(buffer_rx[i] != buffer_expect[i]) {
result++;
}
}
//! [compare]
//! [inf_loop]
while (true) {
/* Infinite loop */
if (result) {
gpio_pin_toggle_output_level(LED_0_PIN);
/* Add a short delay to see LED toggle */
delay = 300000;
while(delay--) {
}
} else {
gpio_pin_toggle_output_level(LED_0_PIN);
/* Add a short delay to see LED toggle */
delay = 3000000;
while(delay--) {
}
}
}
//! [inf_loop]
//! [main_use_case]
}
static void mainboard_final(void *chip_info)
{
u32 mmio_base;
printk(BIOS_INFO, "Mainboard " CONFIG_MAINBOARD_PART_NUMBER " Final.\n");
/*
* LED1/D7/GPIO_189 should be 0
* LED2/D6/GPIO_190 should be 1
* LED3/D5/GPIO_191 should be 1
*/
mmio_base = find_gpio_base();
configure_gpio(mmio_base, GPIO_189, GPIO_FTN_1, GPIO_OUTPUT | GPIO_DATA_LOW);
configure_gpio(mmio_base, GPIO_190, GPIO_FTN_1, GPIO_OUTPUT | GPIO_DATA_HIGH);
configure_gpio(mmio_base, GPIO_191, GPIO_FTN_1, GPIO_OUTPUT | GPIO_DATA_HIGH);
usb_oc_setup();
}
static void adc_init(void)
{
int i;
/* Configure GPIOs */
configure_gpio();
/*
* Temporarily enable the PLL when turning on the clock to the ADC
* module, to work around chip errata (10.4). No need to notify
* other modules; the PLL isn't enabled long enough to matter.
*/
clock_enable_pll(1, 0);
/* Enable ADC0 module in run and sleep modes. */
clock_enable_peripheral(CGC_OFFSET_ADC, 0x1,
CGC_MODE_RUN | CGC_MODE_SLEEP);
/*
* Use external voltage references (VREFA+, VREFA-) instead of
* VDDA and GNDA.
*/
LM4_ADC_ADCCTL = 0x01;
/* Use internal oscillator */
LM4_ADC_ADCCC = 0x1;
/* Disable the PLL now that the ADC is using the internal oscillator */
clock_enable_pll(0, 0);
/* No tasks waiting yet */
for (i = 0; i < LM4_ADC_SEQ_COUNT; i++)
task_waiting_on_ss[i] = TASK_ID_INVALID;
/* Enable IRQs */
task_enable_irq(LM4_IRQ_ADC0_SS0);
task_enable_irq(LM4_IRQ_ADC0_SS1);
task_enable_irq(LM4_IRQ_ADC0_SS2);
task_enable_irq(LM4_IRQ_ADC0_SS3);
/* 2**6 = 64x oversampling */
LM4_ADC_ADCSAC = 6;
/* Initialize ADC sequencer */
for (i = 0; i < ADC_CH_COUNT; ++i)
adc_configure(adc_channels + i);
/* Disable ADC0 module until it is needed to conserve power. */
clock_disable_peripheral(CGC_OFFSET_ADC, 0x1,
CGC_MODE_RUN | CGC_MODE_SLEEP);
}
static int reset_cssp(struct cssp_cam_dev *cam)
{
struct platform_device *pdev = cam->pdev;
int err;
cam->reset_pin = ((struct cssp_cam_platform_data *)pdev->dev.platform_data)->gpio_reset_pin;
err = configure_gpio(cam->reset_pin, 0, "cssp_reset");
if (err) {
dev_err(&pdev->dev, "failed to configure cssp reset pin\n");
return -1;
}
mdelay(1);
gpio_direction_output(cam->reset_pin, 1);
return err;
}
gint init(void* arg) {
gint x;
gint y;
DISCOVERED* d;
char *res;
char wisdom_directory[1024];
char wisdom_file[1024];
fprintf(stderr,"init\n");
audio_get_cards(0);
audio_get_cards(1);
cursor_arrow=gdk_cursor_new(GDK_ARROW);
cursor_watch=gdk_cursor_new(GDK_WATCH);
GdkWindow *gdk_splash_window = gtk_widget_get_window(splash_window);
gdk_window_set_cursor(gdk_splash_window,cursor_watch);
init_radio();
// check if wisdom file exists
res=getcwd(wisdom_directory, sizeof(wisdom_directory));
strcpy(&wisdom_directory[strlen(wisdom_directory)],"/");
strcpy(wisdom_file,wisdom_directory);
strcpy(&wisdom_file[strlen(wisdom_file)],"wdspWisdom");
splash_status("Checking FFTW Wisdom file ...");
if(access(wisdom_file,F_OK)<0) {
int rc=sem_init(&wisdom_sem, 0, 0);
rc=pthread_create(&wisdom_thread_id, NULL, wisdom_thread, (void *)wisdom_directory);
while(sem_trywait(&wisdom_sem)<0) {
splash_status(wisdom_get_status());
while (gtk_events_pending ())
gtk_main_iteration ();
usleep(100000); // 100ms
}
}
while(!start) {
gdk_window_set_cursor(gdk_splash_window,cursor_watch);
selected_device=0;
devices=0;
splash_status("Old Protocol ... Discovering Devices");
old_discovery();
splash_status("New Protocol ... Discovering Devices");
new_discovery();
#ifdef LIMESDR
splash_status("LimeSDR ... Discovering Devices");
lime_discovery();
#endif
splash_status("Discovery");
if(devices==0) {
gdk_window_set_cursor(gdk_splash_window,cursor_arrow);
fprintf(stderr,"No devices found!\n");
GtkDialogFlags flags = GTK_DIALOG_DESTROY_WITH_PARENT;
discovery_dialog = gtk_message_dialog_new (GTK_WINDOW(splash_window),
flags,
GTK_MESSAGE_ERROR,
GTK_BUTTONS_OK_CANCEL,
"No devices found! Retry Discovery?");
gtk_widget_override_font(discovery_dialog, pango_font_description_from_string("FreeMono 18"));
gint result=gtk_dialog_run (GTK_DIALOG (discovery_dialog));
gtk_widget_destroy(discovery_dialog);
if(result==GTK_RESPONSE_CANCEL) {
_exit(0);
}
} else {
fprintf(stderr,"%s: found %d devices.\n", (char *)arg, devices);
gdk_window_set_cursor(gdk_splash_window,cursor_arrow);
GtkDialogFlags flags=GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT;
discovery_dialog = gtk_dialog_new_with_buttons ("Discovered",
GTK_WINDOW(splash_window),
flags,
#ifdef GPIO
"Configure GPIO",
GTK_RESPONSE_YES,
#endif
"Discover",
GTK_RESPONSE_REJECT,
"Exit",
GTK_RESPONSE_CLOSE,
NULL);
gtk_widget_override_font(discovery_dialog, pango_font_description_from_string("FreeMono 18"));
GtkWidget *content;
content=gtk_dialog_get_content_area(GTK_DIALOG(discovery_dialog));
GtkWidget *grid=gtk_grid_new();
gtk_grid_set_row_homogeneous(GTK_GRID(grid),TRUE);
gtk_grid_set_column_homogeneous(GTK_GRID(grid),TRUE);
gtk_grid_set_row_spacing (GTK_GRID(grid),10);
int i;
char version[16];
char text[128];
for(i=0;i<devices;i++) {
d=&discovered[i];
fprintf(stderr,"%p protocol=%d name=%s\n",d,d->protocol,d->name);
if(d->protocol==ORIGINAL_PROTOCOL) {
sprintf(version,"%d.%d",
d->software_version/10,
d->software_version%10);
} else {
sprintf(version,"%d.%d.%d",
d->software_version/100,
(d->software_version%100)/10,
d->software_version%10);
}
switch(d->protocol) {
case ORIGINAL_PROTOCOL:
case NEW_PROTOCOL:
sprintf(text,"%s (%s %s) %s (%02X:%02X:%02X:%02X:%02X:%02X) on %s\n",
d->name,
d->protocol==ORIGINAL_PROTOCOL?"old":"new",
version,
inet_ntoa(d->info.network.address.sin_addr),
d->info.network.mac_address[0],
d->info.network.mac_address[1],
d->info.network.mac_address[2],
d->info.network.mac_address[3],
d->info.network.mac_address[4],
d->info.network.mac_address[5],
d->info.network.interface_name);
break;
#ifdef LIMESDR
case LIMESDR_PROTOCOL:
/*
sprintf(text,"%s (%s %s)\n",
d->name,
"lime",
version);
*/
sprintf(text,"%s\n",
d->name);
break;
#endif
}
GtkWidget *label=gtk_label_new(text);
gtk_widget_override_font(label, pango_font_description_from_string("FreeMono 12"));
gtk_widget_show(label);
gtk_grid_attach(GTK_GRID(grid),label,0,i,3,1);
GtkWidget *start_button=gtk_button_new_with_label("Start");
gtk_widget_override_font(start_button, pango_font_description_from_string("FreeMono 18"));
gtk_widget_show(start_button);
gtk_grid_attach(GTK_GRID(grid),start_button,3,i,1,1);
g_signal_connect(start_button,"pressed",G_CALLBACK(start_cb),(gpointer)d);
// if not available then cannot start it
if(d->status!=STATE_AVAILABLE) {
gtk_button_set_label(GTK_BUTTON(start_button),"In Use");
gtk_widget_set_sensitive(start_button, FALSE);
}
// if not on the same subnet then cannot start it
if((d->info.network.interface_address.sin_addr.s_addr&d->info.network.interface_netmask.sin_addr.s_addr) != (d->info.network.address.sin_addr.s_addr&d->info.network.interface_netmask.sin_addr.s_addr)) {
gtk_button_set_label(GTK_BUTTON(start_button),"Subnet!");
gtk_widget_set_sensitive(start_button, FALSE);
}
}
gtk_container_add (GTK_CONTAINER (content), grid);
gtk_widget_show_all(discovery_dialog);
gint result=gtk_dialog_run(GTK_DIALOG(discovery_dialog));
if(result==GTK_RESPONSE_CLOSE) {
_exit(0);
}
if(!start) {
gtk_widget_destroy(discovery_dialog);
}
#ifdef GPIO
if(result==GTK_RESPONSE_YES) {
configure_gpio(splash_window);
}
#endif
}
}
gdk_window_set_cursor(gdk_splash_window,cursor_watch);
splash_status("Initializing wdsp ...");
fprintf(stderr,"selected radio=%p device=%d\n",radio,radio->device);
protocol=radio->protocol;
device=radio->device;
switch(radio->protocol) {
case ORIGINAL_PROTOCOL:
case NEW_PROTOCOL:
sprintf(property_path,"%02X-%02X-%02X-%02X-%02X-%02X.props",
radio->info.network.mac_address[0],
radio->info.network.mac_address[1],
radio->info.network.mac_address[2],
radio->info.network.mac_address[3],
radio->info.network.mac_address[4],
radio->info.network.mac_address[5]);
break;
#ifdef LIMESDR
case LIMESDR_PROTOCOL:
sprintf(property_path,"limesdr.props");
break;
#endif
}
radioRestoreState();
fprintf(stderr,"malloc samples\n");
if(radio->protocol==NEW_PROTOCOL) {
samples=malloc(display_width*sizeof(float)*2*4); // 192 -> 48
} else {
samples=malloc(display_width*sizeof(float)*2);
}
//splash_status("Initializing wdsp ...");
fprintf(stderr,"wdsp_init\n");
wdsp_init(0,display_width,radio->protocol);
switch(radio->protocol) {
case ORIGINAL_PROTOCOL:
splash_status("Initializing old protocol ...");
fprintf(stderr,"old_protocol_init\n");
old_protocol_init(0,display_width);
break;
case NEW_PROTOCOL:
splash_status("Initializing new protocol ...");
fprintf(stderr,"new_protocol_init\n");
new_protocol_init(0,display_width);
break;
#ifdef LIMESDR
case LIMESDR_PROTOCOL:
splash_status("Initializing lime protocol ...");
lime_protocol_init(0,display_width);
break;
#endif
}
fprintf(stderr,"gpio_init\n");
splash_status("Initializing GPIO ...");
#ifdef GPIO
if(gpio_init()<0) {
}
#endif
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_title (GTK_WINDOW (window), "pihpsdr");
gtk_window_set_position(GTK_WINDOW(window),GTK_WIN_POS_CENTER_ALWAYS);
gtk_window_set_resizable(GTK_WINDOW(window), FALSE);
g_signal_connect (window, "delete-event", G_CALLBACK (main_delete), NULL);
fixed=gtk_fixed_new();
gtk_container_add(GTK_CONTAINER(window), fixed);
y=0;
fprintf(stderr,"vfo_height=%d\n",VFO_HEIGHT);
vfo = vfo_init(VFO_WIDTH,VFO_HEIGHT,window);
gtk_fixed_put(GTK_FIXED(fixed),vfo,0,0);
rit_control = rit_init(RIT_WIDTH,MENU_HEIGHT,window);
gtk_fixed_put(GTK_FIXED(fixed),rit_control,VFO_WIDTH,y);
fprintf(stderr,"menu_height=%d\n",MENU_HEIGHT);
//menu = menu_init(MENU_WIDTH,MENU_HEIGHT,window);
menu = new_menu_init(MENU_WIDTH-RIT_WIDTH,MENU_HEIGHT,window);
gtk_fixed_put(GTK_FIXED(fixed),menu,VFO_WIDTH+((MENU_WIDTH/3)*2),y);
fprintf(stderr,"meter_height=%d\n",METER_HEIGHT);
meter = meter_init(METER_WIDTH,METER_HEIGHT,window);
gtk_fixed_put(GTK_FIXED(fixed),meter,VFO_WIDTH+MENU_WIDTH,y);
y+=VFO_HEIGHT;
if(display_panadapter) {
int height=PANADAPTER_HEIGHT;
if(!display_waterfall) {
height+=WATERFALL_HEIGHT;
if(!display_sliders) {
height+=SLIDERS_HEIGHT;
}
if(!display_toolbar) {
height+=TOOLBAR_HEIGHT;
}
} else {
if(!display_sliders) {
height+=SLIDERS_HEIGHT/2;
}
}
fprintf(stderr,"panadapter_height=%d\n",height);
panadapter = panadapter_init(display_width,height);
gtk_fixed_put(GTK_FIXED(fixed),panadapter,0,VFO_HEIGHT);
y+=height;
}
if(display_waterfall) {
int height=WATERFALL_HEIGHT;
if(!display_panadapter) {
height+=PANADAPTER_HEIGHT;
}
if(!display_sliders) {
if(display_panadapter) {
height+=SLIDERS_HEIGHT/2;
} else {
height+=SLIDERS_HEIGHT;
}
}
if(!display_toolbar) {
height+=TOOLBAR_HEIGHT;
}
fprintf(stderr,"waterfall_height=%d\n",height);
waterfall = waterfall_init(display_width,height);
gtk_fixed_put(GTK_FIXED(fixed),waterfall,0,y);
y+=height;
}
#ifdef PSK
int psk_height=PSK_WATERFALL_HEIGHT;
if(!display_sliders) {
psk_height+=SLIDERS_HEIGHT/2;
}
if(!display_toolbar) {
psk_height+=TOOLBAR_HEIGHT/2;
}
psk_waterfall = psk_waterfall_init(display_width,psk_height);
gtk_fixed_put(GTK_FIXED(fixed),psk_waterfall,0,VFO_HEIGHT);
psk = init_psk();
gtk_fixed_put(GTK_FIXED(fixed),psk,0,VFO_HEIGHT+psk_height);
#endif
if(display_sliders) {
fprintf(stderr,"sliders_height=%d\n",SLIDERS_HEIGHT);
sliders = sliders_init(display_width,SLIDERS_HEIGHT,window);
gtk_fixed_put(GTK_FIXED(fixed),sliders,0,y);
y+=SLIDERS_HEIGHT;
}
if(display_toolbar) {
fprintf(stderr,"toolbar_height=%d\n",TOOLBAR_HEIGHT);
toolbar = toolbar_init(display_width,TOOLBAR_HEIGHT,window);
gtk_fixed_put(GTK_FIXED(fixed),toolbar,0,y);
y+=TOOLBAR_HEIGHT;
}
splash_close();
gtk_widget_show_all (window);
if(full_screen) {
gtk_window_fullscreen(GTK_WINDOW(window));
}
GdkWindow *gdk_window = gtk_widget_get_window(window);
gdk_window_set_cursor(gdk_window,cursor_arrow);
// start the receiver
SetChannelState(CHANNEL_RX0,1,1);
//update_timer_id=gdk_threads_add_timeout(1000/updates_per_second, update, NULL);
update_timer_id=gdk_threads_add_timeout_full(G_PRIORITY_HIGH_IDLE,1000/updates_per_second, update, NULL, NULL);
// save every 30 seconds
save_timer_id=gdk_threads_add_timeout(30000, save_cb, NULL);
if(protocol!=NEW_PROTOCOL) {
setFrequency(getFrequency());
}
#ifdef PSK
if(mode==modePSK) {
show_psk();
} else {
show_waterfall();
}
#endif
g_idle_add(vfo_update,(gpointer)NULL);
return 0;
}
