avr_t *
m128rfa1_create(struct drumfish_cfg *config)
{
avr_t *avr;
avr = avr_make_mcu_by_name("atmega128rfa1");
if (!avr) {
fprintf(stderr, "Failed to create AVR core 'atmega128rfa1'\n");
return NULL;
}
/* Setup any additional init/deinit routines */
avr->special_init = m128rfa1_init;
avr->special_deinit = m128rfa1_deinit;
avr->special_data = config;
/* Initialize our AVR */
avr_init(avr);
/* Our chips always run at 16mhz */
avr->frequency = 16000000;
/* Set our fuses */
avr->fuse[0] = 0xE6; // low
avr->fuse[1] = 0x1C; // high
avr->fuse[2] = 0xFE; // extended
//avr->lockbits = 0xEF; // lock bits
/* Check to see if we initialized our flash */
if (!avr->flash) {
fprintf(stderr, "Failed to initialize flash correctly.\n");
return NULL;
}
/* Based on fuse values, we'll always want to boot from the bootloader
* which will always start at 0x1f800.
*/
avr->pc = PC_START;
avr->codeend = avr->flashend;
/* Setup our UARTs */
if (uart_pty_init(avr, &uart_pty[0], '0')) {
fprintf(stderr, "Unable to start UART0.\n");
return NULL;
}
uart_pty_connect(&uart_pty[0]);
if (uart_pty_init(avr, &uart_pty[1], '1')) {
fprintf(stderr, "Unable to start UART1.\n");
return NULL;
}
uart_pty_connect(&uart_pty[1]);
return avr;
}
int main(int argc, char *argv[])
{
// elf_firmware_t f;
const char * pwd = dirname(argv[0]);
avr = avr_make_mcu_by_name("at90usb162");
if (!avr) {
fprintf(stderr, "%s: Error creating the AVR core\n", argv[0]);
exit(1);
}
strcpy(avr_flash_path, "simusb_flash.bin");
// register our own functions
avr->special_init = avr_special_init;
avr->special_deinit = avr_special_deinit;
//avr->reset = NULL;
avr_init(avr);
avr->frequency = 8000000;
// this trick creates a file that contains /and keep/ the flash
// in the same state as it was before. This allow the bootloader
// app to be kept, and re-run if the bootloader doesn't get a
// new one
{
char path[1024];
uint32_t base, size;
snprintf(path, sizeof(path), "%s/../%s", pwd, "at90usb162_cdc_loopback.hex");
uint8_t * boot = read_ihex_file(path, &size, &base);
if (!boot) {
fprintf(stderr, "%s: Unable to load %s\n", argv[0], path);
exit(1);
}
printf("Booloader %04x: %d\n", base, size);
memcpy(avr->flash + base, boot, size);
free(boot);
avr->pc = base;
avr->codeend = avr->flashend;
}
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (0) {
//avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
vhci_usb_init(avr, &vhci_usb);
vhci_usb_connect(&vhci_usb, '0');
while (1) {
avr_run(avr);
}
}
avr_t *tests_init_avr(const char *elfname) {
tests_cycle_count = 0;
map_stderr();
elf_firmware_t fw;
if (elf_read_firmware(elfname, &fw))
fail("Failed to read ELF firmware \"%s\"", elfname);
avr_t *avr = avr_make_mcu_by_name(fw.mmcu);
if (!avr)
fail("Creating AVR failed.");
avr_init(avr);
avr_load_firmware(avr, &fw);
return avr;
}
int main(int argc, char *argv[])
{
elf_firmware_t f;
const char * fname = "atmega1280_i2ctest.axf";
printf("Firmware pathname is %s\n", fname);
elf_read_firmware(fname, &f);
printf("firmware %s f=%d mmcu=%s\n", fname, (int)f.frequency, f.mmcu);
avr = avr_make_mcu_by_name(f.mmcu);
if (!avr) {
fprintf(stderr, "%s: AVR '%s' not known\n", argv[0], f.mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
// initialize our 'peripheral', setting the mask to allow read and write
i2c_eeprom_init(avr, &ee, 0xa0, 0x01, NULL, 1024);
i2c_eeprom_attach(avr, &ee, AVR_IOCTL_TWI_GETIRQ(0));
ee.verbose = 1;
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (0) {
//avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
/*
* VCD file initialization
*
* This will allow you to create a "wave" file and display it in gtkwave
* Pressing "r" and "s" during the demo will start and stop recording
* the pin changes
*/
// avr_vcd_init(avr, "gtkwave_output.vcd", &vcd_file, 100000 /* usec */);
// avr_vcd_add_signal(&vcd_file,
// avr_io_getirq(avr, AVR_IOCTL_TWI_GETIRQ(0), TWI_IRQ_STATUS), 8 /* bits */ ,
// "TWSR" );
printf( "\nDemo launching:\n");
int state = cpu_Running;
while ((state != cpu_Done) && (state != cpu_Crashed))
state = avr_run(avr);
}
int main(int argc, char *argv[])
{
elf_firmware_t f;
const char *fname="../src/binw2.elf";
const char *mmcu="attiny13";
elf_read_firmware(fname, &f);
snprintf(f.mmcu, sizeof(f.mmcu) - 1, "%s", mmcu);
f.frequency = 4800000;
printf("firmware %s f=%d mmcu=%s\n", fname, (int)f.frequency, f.mmcu);
avr = avr_make_mcu_by_name(f.mmcu);
if (!avr) {
fprintf(stderr, "%s: AVR '%s' not known\n", argv[0], f.mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
// initialize our 'peripheral'
button_init(avr, &button, "button");
// "connect" the output irq of the button to the port pin of the AVR
avr_connect_irq(
button.irq + IRQ_BUTTON_OUT,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), IOPORT_IRQ_PIN4));
avr_irq_register_notify(
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), IOPORT_IRQ_DIRECTION_ALL),
ddr_hook,
NULL);
avr_irq_register_notify(
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), IOPORT_IRQ_PIN_ALL),
pin_changed_hook,
"portb");
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
//if (0) {
// //avr->state = cpu_Stopped;
// avr_gdb_init(avr);
//}
/*
* VCD file initialization
*
* This will allow you to create a "wave" file and display it in gtkwave
* Pressing "r" and "s" during the demo will start and stop recording
* the pin changes
*/
avr_vcd_init(avr, "gtkwave_output.vcd", &vcd_file, 100000 /* usec */);
avr_vcd_add_signal(&vcd_file,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), IOPORT_IRQ_PIN_ALL), 8 /* bits */ ,
"portb" );
avr_vcd_add_signal(&vcd_file,
button.irq + IRQ_BUTTON_OUT, 1 /* bits */ ,
"button" );
// 'raise' it, it's a "pullup"
avr_raise_irq(button.irq + IRQ_BUTTON_OUT, 0);
printf( "Launching binw2 simulation\n"
" Press 'space' to press virtual button attached to pin %d\n"
" Press 'q' to quit\n"
" Press 'r' to start recording a 'wave' file\n"
" Press 's' to stop recording\n",
IOPORT_IRQ_PIN4);
/*
* OpenGL init, can be ignored
*/
glutInit(&argc, argv); /* initialize GLUT system */
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(5 * SZ_PIXSIZE, 7 * SZ_PIXSIZE);
window = glutCreateWindow("Glut"); /* create window */
// Set up projection matrix
glMatrixMode(GL_PROJECTION); // Select projection matrix
glLoadIdentity(); // Start with an identity matrix
glOrtho(0, 5 * SZ_PIXSIZE, 0, 7 * SZ_PIXSIZE, 0, 10);
//glScalef(1, -1, 1);
//glTranslatef(0, -7 * SZ_PIXSIZE, 0);
glutDisplayFunc(displayCB); /* set window's display callback */
glutKeyboardFunc(keyCB); /* set window's key callback */
glutTimerFunc(1000 / 24, timerCB, 0);
// the AVR run on it's own thread. it even allows for debugging!
pthread_t run;
pthread_create(&run, NULL, avr_run_thread, NULL);
glutMainLoop();
}
int main(int argc, char *argv[])
{
elf_firmware_t f = {{0}};
long f_cpu = 0;
int trace = 0;
int gdb = 0;
int log = 1;
char name[16] = "";
uint32_t loadBase = AVR_SEGMENT_OFFSET_FLASH;
int trace_vectors[8] = {0};
int trace_vectors_count = 0;
if (argc == 1)
display_usage(basename(argv[0]));
for (int pi = 1; pi < argc; pi++) {
if (!strcmp(argv[pi], "--list-cores")) {
list_cores();
} else if (!strcmp(argv[pi], "-h") || !strcmp(argv[pi], "--help")) {
display_usage(basename(argv[0]));
} else if (!strcmp(argv[pi], "-m") || !strcmp(argv[pi], "-mcu")) {
if (pi < argc-1)
strcpy(name, argv[++pi]);
else
display_usage(basename(argv[0]));
} else if (!strcmp(argv[pi], "-f") || !strcmp(argv[pi], "-freq")) {
if (pi < argc-1)
f_cpu = atoi(argv[++pi]);
else
display_usage(basename(argv[0]));
} else if (!strcmp(argv[pi], "-t") || !strcmp(argv[pi], "-trace")) {
trace++;
} else if (!strcmp(argv[pi], "-ti")) {
if (pi < argc-1)
trace_vectors[trace_vectors_count++] = atoi(argv[++pi]);
} else if (!strcmp(argv[pi], "-g") || !strcmp(argv[pi], "-gdb")) {
gdb++;
} else if (!strcmp(argv[pi], "-v")) {
log++;
} else if (!strcmp(argv[pi], "-ee")) {
loadBase = AVR_SEGMENT_OFFSET_EEPROM;
} else if (!strcmp(argv[pi], "-ff")) {
loadBase = AVR_SEGMENT_OFFSET_FLASH;
} else if (argv[pi][0] != '-') {
char * filename = argv[pi];
char * suffix = strrchr(filename, '.');
if (suffix && !strcasecmp(suffix, ".hex")) {
if (!name[0] || !f_cpu) {
fprintf(stderr, "%s: -mcu and -freq are mandatory to load .hex files\n", argv[0]);
exit(1);
}
ihex_chunk_p chunk = NULL;
int cnt = read_ihex_chunks(filename, &chunk);
if (cnt <= 0) {
fprintf(stderr, "%s: Unable to load IHEX file %s\n",
argv[0], argv[pi]);
exit(1);
}
printf("Loaded %d section of ihex\n", cnt);
for (int ci = 0; ci < cnt; ci++) {
if (chunk[ci].baseaddr < (1*1024*1024)) {
f.flash = chunk[ci].data;
f.flashsize = chunk[ci].size;
f.flashbase = chunk[ci].baseaddr;
printf("Load HEX flash %08x, %d\n", f.flashbase, f.flashsize);
} else if (chunk[ci].baseaddr >= AVR_SEGMENT_OFFSET_EEPROM ||
chunk[ci].baseaddr + loadBase >= AVR_SEGMENT_OFFSET_EEPROM) {
// eeprom!
f.eeprom = chunk[ci].data;
f.eesize = chunk[ci].size;
printf("Load HEX eeprom %08x, %d\n", chunk[ci].baseaddr, f.eesize);
}
}
} else {
if (elf_read_firmware(filename, &f) == -1) {
fprintf(stderr, "%s: Unable to load firmware from file %s\n",
argv[0], filename);
exit(1);
}
}
}
}
if (strlen(name))
strcpy(f.mmcu, name);
if (f_cpu)
f.frequency = f_cpu;
avr = avr_make_mcu_by_name(f.mmcu);
if (!avr) {
fprintf(stderr, "%s: AVR '%s' not known\n", argv[0], f.mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
if (f.flashbase) {
printf("Attempted to load a bootloader at %04x\n", f.flashbase);
avr->pc = f.flashbase;
}
avr->log = (log > LOG_TRACE ? LOG_TRACE : log);
avr->trace = trace;
for (int ti = 0; ti < trace_vectors_count; ti++) {
for (int vi = 0; vi < avr->interrupts.vector_count; vi++)
if (avr->interrupts.vector[vi]->vector == trace_vectors[ti])
avr->interrupts.vector[vi]->trace = 1;
}
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (gdb) {
avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
signal(SIGINT, sig_int);
signal(SIGTERM, sig_int);
for (;;) {
int state = avr_run(avr);
if ( state == cpu_Done || state == cpu_Crashed)
break;
}
avr_terminate(avr);
}
int main(int argc, char *argv[])
{
elf_firmware_t f;
//const char * fname = "atmega48_ledramp.axf";
const char * fname = argv[1];
char path[256];
// sprintf(path, "%s/%s", dirname(argv[0]), fname);
// printf("Firmware pathname is %s\n", path);
elf_read_firmware(fname, &f);
printf("firmware %s f=%d mmcu=%s\n", fname, (int)f.frequency, f.mmcu);
avr = avr_make_mcu_by_name(f.mmcu);
if (!avr) {
fprintf(stderr, "%s: AVR '%s' now known\n", argv[0], f.mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
// initialize our 'peripheral'
button_init(avr, &button, "button");
// "connect" the output irw of the button to the port pin of the AVR
avr_connect_irq(
button.irq + IRQ_BUTTON_OUT,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 0));
// connect all the pins on port B to our callback
for (int i = 0; i < 8; i++)
avr_irq_register_notify(
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), i),
pin_changed_hook,
NULL);
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (0) {
//avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
/*
* VCD file initialization
*
* This will allow you to create a "wave" file and display it in gtkwave
* Pressing "r" and "s" during the demo will start and stop recording
* the pin changes
*/
avr_vcd_init(avr, "gtkwave_output.vcd", &vcd_file, 100000 /* usec */);
avr_vcd_add_signal(&vcd_file,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), IOPORT_IRQ_PIN_ALL), 8 /* bits */ ,
"portb" );
avr_vcd_add_signal(&vcd_file, avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), IOPORT_IRQ_PIN0), 1, "portc");
avr_vcd_add_signal(&vcd_file,
button.irq + IRQ_BUTTON_OUT, 1 /* bits */ ,
"button" );
// 'raise' it, it's a "pullup"
avr_raise_irq(button.irq + IRQ_BUTTON_OUT, 1);
printf( "Demo launching: 'LED' bar is PORTB, updated every 1/64s by the AVR\n"
" firmware using a timer. If you press 'space' this presses a virtual\n"
" 'button' that is hooked to the virtual PORTC pin 0 and will\n"
" trigger a 'pin change interrupt' in the AVR core, and will 'invert'\n"
" the display.\n"
" Press 'q' to quit\n\n"
" Press 'r' to start recording a 'wave' file\n"
" Press 's' to stop recording\n"
);
/*
* OpenGL init, can be ignored
*/
glutInit(&argc, argv); /* initialize GLUT system */
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(8 * pixsize, 1 * pixsize); /* width=400pixels height=500pixels */
window = glutCreateWindow("Glut"); /* create window */
// Set up projection matrix
glMatrixMode(GL_PROJECTION); // Select projection matrix
glLoadIdentity(); // Start with an identity matrix
glOrtho(0, 8 * pixsize, 0, 1 * pixsize, 0, 10);
glScalef(1,-1,1);
glTranslatef(0, -1 * pixsize, 0);
glutDisplayFunc(displayCB); /* set window's display callback */
glutKeyboardFunc(keyCB); /* set window's key callback */
glutTimerFunc(1000 / 24, timerCB, 0);
// the AVR run on it's own thread. it even allows for debugging!
pthread_t run;
pthread_create(&run, NULL, avr_run_thread, NULL);
glutMainLoop();
}
int main(int argc, char *argv[])
{
elf_firmware_t f;
const char * fname = "wordClock-erl";
char path[256];
// sprintf(path, "%s/%s", dirname(argv[0]), fname);
// printf("Firmware pathname is %s\n", path);
elf_read_firmware(fname, &f);
strcpy( f.mmcu, "atmega168" ); // hack
f.frequency = 16000000;
printf("firmware %s f=%d mmcu=%s\n", fname, (int)f.frequency, f.mmcu);
avr = avr_make_mcu_by_name(f.mmcu);
if (!avr) {
fprintf(stderr, "%s: AVR '%s' now known\n", argv[0], f.mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
// initialize our 'peripheral'
// button_init(avr, &button, "button");
// "connect" the output irw of the button to the port pin of the AVR
/*
avr_connect_irq(
button.irq + IRQ_BUTTON_OUT,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 0));
*/
// connect all the pins on port B to our callback
#if 0
for (int i = 0; i < 8; i++)
avr_irq_register_notify(
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), i),
pin_changed_hook,
NULL);
#endif
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (0) {
//avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
/*
* VCD file initialization
*
* This will allow you to create a "wave" file and display it in gtkwave
* Pressing "r" and "s" during the demo will start and stop recording
* the pin changes
*
* Initially set to 100 000 usec = 100 ms. I think it is how often
* to flush its' log.
*/
avr_vcd_init(avr, "gtkwave_output.vcd", &vcd_file, 100 /* usec */);
/* want MOSI, SCLK, XLAT, BLANK */
avr_vcd_add_signal( &vcd_file,
avr_io_getirq(avr, AVR_IOCTL_SPI_GETIRQ(0),
SPI_IRQ_OUTPUT),
8, "MOSI" );
avr_vcd_add_signal(&vcd_file,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 1 ),
1, "XLAT" );
avr_vcd_add_signal(&vcd_file,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 2 ),
1, "BLANK" );
avr_vcd_add_signal(&vcd_file,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 5 ),
1, "SCLK" );
#if 0
avr_vcd_add_signal(&vcd_file,
button.irq + IRQ_BUTTON_OUT, 1 /* bits */ ,
"button" );
// 'raise' it, it's a "pullup"
avr_raise_irq(button.irq + IRQ_BUTTON_OUT, 1);
#endif
avr_vcd_start( &vcd_file );
printf( "Demo launching. " );
#if 0
/*
* OpenGL init, can be ignored
*/
glutInit(&argc, argv); /* initialize GLUT system */
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(8 * pixsize, 1 * pixsize); /* width=400pixels height=500pixels */
window = glutCreateWindow("Glut"); /* create window */
// Set up projection matrix
glMatrixMode(GL_PROJECTION); // Select projection matrix
glLoadIdentity(); // Start with an identity matrix
glOrtho(0, 8 * pixsize, 0, 1 * pixsize, 0, 10);
glScalef(1,-1,1);
glTranslatef(0, -1 * pixsize, 0);
glutDisplayFunc(displayCB); /* set window's display callback */
glutKeyboardFunc(keyCB); /* set window's key callback */
glutTimerFunc(1000 / 24, timerCB, 0);
#endif
// the AVR run on it's own thread. it even allows for debugging!
pthread_t run;
pthread_create(&run, NULL, avr_run_thread, NULL);
sleep( 60 ); // wait 5 seconds, then exit.
avr_vcd_stop(&vcd_file);
/* glutMainLoop(); */
}
int main(int argc, char *argv[])
{
struct avr_flash flash_data;
char boot_path[1024] = "ATmegaBOOT_168_atmega328.ihex";
uint32_t boot_base, boot_size;
char * mmcu = "atmega328p";
uint32_t freq = 16000000;
int debug = 0;
int verbose = 0;
/*
* To allow other programs to know that the model is
* online and ready for programming, we create a file
* called emu_online.txt
*
* At the beginning we clean up the file and then write
* to it later on once the emulator is running.
*/
char * emu_online_file = "emu_online.txt";
int emu_online_flag = 0;
for (int i = 1; i < argc; i++) {
if (!strcmp(argv[i] + strlen(argv[i]) - 4, ".hex"))
strncpy(boot_path, argv[i], sizeof(boot_path));
else if (!strcmp(argv[i], "-d"))
debug++;
else if (!strcmp(argv[i], "-v"))
verbose++;
else if (strstr(argv[i], ".ihex") != NULL)
strcpy( boot_path, argv[1] );
else {
fprintf(stderr, "%s: invalid argument %s\n", argv[0], argv[i]);
exit(1);
}
}
if( access(emu_online_file, F_OK) != -1 ){
remove(emu_online_file);
}
avr = avr_make_mcu_by_name(mmcu); if (!avr) { fprintf(stderr, "%s: Error creating the AVR core\n", argv[0]);
exit(1);
}
uint8_t * boot = read_ihex_file(boot_path, &boot_size, &boot_base);
if (!boot) {
fprintf(stderr, "%s: Unable to load %s\n", argv[0], boot_path);
exit(1);
}
if (boot_base > 32*1024*1024) {
mmcu = "atmega2560";
freq = 20000000;
}
printf("%s booloader 0x%05x: %d bytes\n", mmcu, boot_base, boot_size);
snprintf(flash_data.avr_flash_path, sizeof(flash_data.avr_flash_path),
"simduino_%s_flash.bin", mmcu);
flash_data.avr_flash_fd = 0;
// register our own functions
avr->custom.init = avr_special_init;
avr->custom.deinit = avr_special_deinit;
avr->custom.data = &flash_data;
avr_init(avr);
avr->frequency = freq;
memcpy(avr->flash + boot_base, boot, boot_size);
free(boot);
avr->pc = boot_base;
/* end of flash, remember we are writing /code/ */
avr->codeend = avr->flashend;
avr->log = 1 + verbose;
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (debug) {
avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
uart_pty_init(avr, &uart_pty);
uart_pty_connect(&uart_pty, '0');
while (1) {
int state = avr_run(avr);
if ( state == cpu_Done || state == cpu_Crashed)
break;
if( emu_online_flag == 0){
fopen(emu_online_file, "w+");
emu_online_flag = 1;
}
}
}
int main(int argc, char *argv[])
{
int state;
elf_firmware_t f;
const char *fname = "../BasicMotorControl.elf";
const char *mmcu = "atmega328p";
if (elf_read_firmware(fname, &f) != 0)
{
exit(1);
}
f.frequency = 16000000;
printf("firmware %s f=%d mmcu=%s\n", fname, (int)f.frequency, mmcu);
avr = avr_make_mcu_by_name(mmcu);
if (!avr)
{
fprintf(stderr, "%s: AVR '%s' not known\n", argv[0], mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
#if 0
/* even if not setup at startup, activate gdb if crashing */
avr->gdb_port = 1234;
avr->state = cpu_Stopped;
avr_gdb_init(avr);
#endif
/* VCD file initialization */
avr_vcd_init(avr, "wave.vcd", &vcd_file, 10000 /* usec */);
avr_vcd_add_signal(&vcd_file, avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 0), 1, "B0" );
avr_vcd_add_signal(&vcd_file, avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 1), 1, "B1" );
avr_vcd_add_signal(&vcd_file, avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 2), 1, "B2" );
avr_vcd_add_signal(&vcd_file, avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 3), 1, "B3" );
avr_vcd_start(&vcd_file);
/* IRQ callback hooks */
avr_irq_register_notify( avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 0), pin_changed_hook, NULL);
avr_irq_register_notify( avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 1), pin_changed_hook, NULL);
avr_irq_register_notify( avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 2), pin_changed_hook, NULL);
avr_irq_register_notify( avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 3), pin_changed_hook, NULL);
/* show some info */
show_ports(avr);
/* install signal handlers */
signal(SIGINT, sig_int);
signal(SIGTERM, sig_int);
/* main loop */
printf("*** Entering main loop ***\n");
while (1)
{
state = avr_run(avr);
if (state == cpu_Done || state == cpu_Crashed)
{
printf("CPU State %d\n", state);
break;
}
}
avr_vcd_stop(&vcd_file);
avr_terminate(avr);
return 0;
}
int
main (int argc, char *argv[])
{
elf_firmware_t firmware;
const char *firmware_path = "../../../firmwares/blink-led.elf";
int rc = elf_read_firmware (firmware_path, &firmware);
if (rc == -1)
exit (1);
printf ("firmware %s f=%d mmcu=%s\n", firmware_path, (int) firmware.frequency, firmware.mmcu);
firmware.frequency = 16e6;
avr = avr_make_mcu_by_name ("atmega2560"); // firmware.mmcu
if (!avr)
{
fprintf (stderr, "%s: AVR '%s' not known\n", argv[0], firmware.mmcu);
exit (1);
}
avr_init (avr);
avr_load_firmware (avr, &firmware);
avr->log = LOG_TRACE;
avr->trace = 1;
// connect all the pins on port B to our callback
for (int i = 0; i < 8; i++)
avr_irq_register_notify (avr_io_getirq (avr, AVR_IOCTL_IOPORT_GETIRQ ('B'), i),
pin_changed_hook, NULL);
/*
* VCD file initialization
*
* This will allow you to create a "wave" file and display it in gtkwave Pressing "r" and "s"
* during the demo will start and stop recording the pin changes
*/
avr_vcd_init (avr, "gtkwave_output.vcd", &vcd_file, 100000); // us
avr_vcd_add_signal (&vcd_file,
avr_io_getirq (avr, AVR_IOCTL_IOPORT_GETIRQ ('B'), IOPORT_IRQ_PIN_ALL),
8, // bits
"porth");
printf (" Press 'q' to quit\n\n"
" Press 'r' to start recording a 'wave' file\n"
" Press 's' to stop recording\n");
// the AVR run on it's own thread. it even allows for debugging!
pthread_t run;
pthread_create (&run, NULL, avr_run_thread, NULL);
while (1)
{
switch (getchar())
{
case 'q':
exit(0);
break;
case 'r':
printf ("Starting VCD trace\n");
avr_vcd_start (&vcd_file);
break;
case 's':
printf ("Stopping VCD trace\n");
avr_vcd_stop (&vcd_file);
break;
}
fflush(stdin);
fflush(stdout);
// sleep (10); // s
}
}
int main(int argc, char* argv[]) {
int r = 0;
char* elf_file = NULL;
int gdb_port = 0;
for (char** arg = &argv[1]; *arg != NULL; ++arg) {
if (strcmp("-d", *arg) == 0)
gdb_port = atoi(*(++arg));
else
elf_file = *arg;
}
if (elf_file == NULL) {
fprintf(stderr, "Give me a .elf file to load\n");
return 1;
}
elf_firmware_t f;
elf_read_firmware(elf_file, &f);
avr_t* avr = avr_make_mcu_by_name("atmega328p");
if (!avr) {
fprintf(stderr, "Unsupported cpu atmega328p\n");
return 1;
}
avr_init(avr);
if (gdb_port != 0) {
avr->gdb_port = gdb_port;
avr_gdb_init(avr);
}
avr->frequency = 16000000;
avr_load_firmware(avr, &f);
pcd8544_init(avr, &lcd);
avr_connect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 2),
lcd.irq + IRQ_PCD8544_DC);
avr_connect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 1),
lcd.irq + IRQ_PCD8544_CS);
avr_connect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 0),
lcd.irq + IRQ_PCD8544_RST);
avr_connect_irq(avr_io_getirq(avr, AVR_IOCTL_SPI_GETIRQ(0), SPI_IRQ_OUTPUT),
lcd.irq + IRQ_PCD8544_SPI_IN);
gb_keypad_init(avr, &keypad);
for (int i = 0; i < keydefs_length; i++) {
const keydef_t *k = keydefs + i;
avr_connect_irq(keypad.irq + k->keypad_key,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ(k->port), k->pin));
// Start with the pin high
avr_ioport_t* port = (avr_ioport_t*) avr->io[k->avr_port].w.param;
key_io[i].pin_mask = (1<<k->pin);
key_io[i].pull_value = &port->external.pull_value;
port->external.pull_mask |= key_io[i].pin_mask;
port->external.pull_value |= key_io[i].pin_mask;
gb_keypad_press(&keypad, k->keypad_key, 1);
}
if (display_init()) {
lcd_ram_mutex = SDL_CreateMutex();
SDL_Thread* avr_thread = SDL_CreateThread(avr_run_thread, "avr-thread", avr);
main_loop();
SDL_LockMutex(lcd_ram_mutex);
quit_flag = 1;
SDL_UnlockMutex(lcd_ram_mutex);
int avr_thread_return;
SDL_WaitThread(avr_thread, &avr_thread_return);
SDL_DestroyMutex(lcd_ram_mutex);
} else {
r = 1;
fprintf(stderr, "%s\n", display_error_message());
}
display_destroy();
return r;
}
int main(int argc, char *argv[])
{
elf_firmware_t f;
const char * fname = "atmega168_timer_64led.axf";
//char path[256];
// sprintf(path, "%s/%s", dirname(argv[0]), fname);
//printf("Firmware pathname is %s\n", path);
elf_read_firmware(fname, &f);
printf("firmware %s f=%d mmcu=%s\n", fname, (int)f.frequency, f.mmcu);
avr = avr_make_mcu_by_name(f.mmcu);
if (!avr) {
fprintf(stderr, "%s: AVR '%s' now known\n", argv[0], f.mmcu);
exit(1);
}
avr_init(avr);
avr_load_firmware(avr, &f);
//
// initialize our 'peripherals'
//
hc595_init(avr, &shifter);
button_init(avr, &button[B_START], "button.start");
avr_connect_irq(
button[B_START].irq + IRQ_BUTTON_OUT,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 0));
button_init(avr, &button[B_STOP], "button.stop");
avr_connect_irq(
button[B_STOP].irq + IRQ_BUTTON_OUT,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 1));
button_init(avr, &button[B_RESET], "button.reset");
avr_connect_irq(
button[B_RESET].irq + IRQ_BUTTON_OUT,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('B'), 0));
// connects the fake 74HC595 array to the pins
avr_irq_t * i_mosi = avr_io_getirq(avr, AVR_IOCTL_SPI_GETIRQ(0), SPI_IRQ_OUTPUT),
* i_reset = avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('D'), 4),
* i_latch = avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('D'), 7);
avr_connect_irq(i_mosi, shifter.irq + IRQ_HC595_SPI_BYTE_IN);
avr_connect_irq(i_reset, shifter.irq + IRQ_HC595_IN_RESET);
avr_connect_irq(i_latch, shifter.irq + IRQ_HC595_IN_LATCH);
avr_irq_t * i_pwm = avr_io_getirq(avr, AVR_IOCTL_TIMER_GETIRQ('0'), TIMER_IRQ_OUT_PWM0);
avr_irq_register_notify(
i_pwm,
pwm_changed_hook,
NULL);
avr_irq_register_notify(
shifter.irq + IRQ_HC595_OUT,
hc595_changed_hook,
NULL);
// even if not setup at startup, activate gdb if crashing
avr->gdb_port = 1234;
if (0) {
//avr->state = cpu_Stopped;
avr_gdb_init(avr);
}
/*
* VCD file initialization
*
* This will allow you to create a "wave" file and display it in gtkwave
* Pressing "r" and "s" during the demo will start and stop recording
* the pin changes
*/
avr_vcd_init(avr, "gtkwave_output.vcd", &vcd_file, 10000 /* usec */);
avr_vcd_add_signal(&vcd_file,
avr_get_interrupt_irq(avr, 7), 1 /* bit */ ,
"TIMER2_COMPA" );
avr_vcd_add_signal(&vcd_file,
avr_get_interrupt_irq(avr, 17), 1 /* bit */ ,
"SPI_INT" );
avr_vcd_add_signal(&vcd_file,
i_mosi, 8 /* bits */ ,
"MOSI" );
avr_vcd_add_signal(&vcd_file,
i_reset, 1 /* bit */ ,
"595_RESET" );
avr_vcd_add_signal(&vcd_file,
i_latch, 1 /* bit */ ,
"595_LATCH" );
avr_vcd_add_signal(&vcd_file,
button[B_START].irq + IRQ_BUTTON_OUT, 1 /* bits */ ,
"start" );
avr_vcd_add_signal(&vcd_file,
button[B_STOP].irq + IRQ_BUTTON_OUT, 1 /* bits */ ,
"stop" );
avr_vcd_add_signal(&vcd_file,
button[B_RESET].irq + IRQ_BUTTON_OUT, 1 /* bits */ ,
"reset" );
avr_vcd_add_signal(&vcd_file,
shifter.irq + IRQ_HC595_OUT, 32 /* bits */ ,
"HC595" );
avr_vcd_add_signal(&vcd_file,
i_pwm, 8 /* bits */ ,
"PWM" );
// 'raise' it, it's a "pullup"
avr_raise_irq(button[B_START].irq + IRQ_BUTTON_OUT, 1);
avr_raise_irq(button[B_STOP].irq + IRQ_BUTTON_OUT, 1);
avr_raise_irq(button[B_RESET].irq + IRQ_BUTTON_OUT, 1);
printf( "Demo : This is a real world firmware, a 'stopwatch'\n"
" timer that can count up to 99 days. It features a PWM control of the\n"
" brightness, blinks the dots, displays the number of days spent and so on.\n\n"
" Press '0' to press the 'start' button\n"
" Press '1' to press the 'stop' button\n"
" Press '2' to press the 'reset' button\n"
" Press 'q' to quit\n\n"
" Press 'r' to start recording a 'wave' file - with a LOT of data\n"
" Press 's' to stop recording\n"
" + Make sure to watch the brightness dim once you stop the timer\n\n"
);
/*
* OpenGL init, can be ignored
*/
glutInit(&argc, argv); /* initialize GLUT system */
int w = 22, h = 8;
glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE);
glutInitWindowSize(w * pixsize, h * pixsize); /* width=400pixels height=500pixels */
window = glutCreateWindow("Press 0, 1, 2 or q"); /* create window */
// Set up projection matrix
glMatrixMode(GL_PROJECTION); // Select projection matrix
glLoadIdentity(); // Start with an identity matrix
glOrtho(0, w * pixsize, 0, h * pixsize, 0, 10);
glScalef(1,-1,1);
glTranslatef(0, -1 * h * pixsize, 0);
glutDisplayFunc(displayCB); /* set window's display callback */
glutKeyboardFunc(keyCB); /* set window's key callback */
glutTimerFunc(1000 / 24, timerCB, 0);
// the AVR run on it's own thread. it even allows for debugging!
pthread_t run;
pthread_create(&run, NULL, avr_run_thread, NULL);
glutMainLoop();
}