struct mpu6050_t* mpu6050_alloc(struct avr_t * avr, uint8_t addr, struct sc18is600_t* sc18)
{
struct mpu6050_t* mpu;
// allocate and reset the object
mpu = malloc(sizeof(mpu6050_t));
memset(mpu, 0, sizeof(mpu6050_t));
mpu->avr = avr;
mpu->self_addr = addr;
// create the irqs
mpu->irq = avr_alloc_irq(&avr->irq_pool, MPU_IRQ_IN, MPU_IRQ_COUNT, mpu_irq_names);
avr_irq_register_notify(mpu->irq + MPU_IRQ_IN, mpu6050_i2c_in_hook, mpu);
if (sc18) {
// connect to the TWI/i2c master of the SC18IS600
avr_irq_t * sc18_irq = sc18is600_i2c_irq_get(sc18);
avr_connect_irq(sc18_irq + SC18_I2C_IRQ_OUT, mpu->irq + MPU_IRQ_IN);
avr_connect_irq(mpu->irq + MPU_IRQ_OUT, sc18_irq + SC18_I2C_IRQ_IN);
}
else {
// "connect" the IRQs of the MPU to the TWI/i2c master of the AVR
uint32_t i2c_irq_base = AVR_IOCTL_TWI_GETIRQ(0);
avr_connect_irq(mpu->irq + MPU_IRQ_OUT, avr_io_getirq(avr, i2c_irq_base, TWI_IRQ_INPUT));
avr_connect_irq(avr_io_getirq(avr, i2c_irq_base, TWI_IRQ_OUTPUT), mpu->irq + MPU_IRQ_IN);
}
return mpu;
}
static void
_avr_io_command_write (struct avr_t *avr, avr_io_addr_t addr, uint8_t v, void *param)
{
AVR_LOG (avr, LOG_TRACE, "%s %02x\n", __FUNCTION__, v);
switch (v)
{
case SIMAVR_CMD_VCD_START_TRACE:
if (avr->vcd)
avr_vcd_start (avr->vcd);
break;
case SIMAVR_CMD_VCD_STOP_TRACE:
if (avr->vcd)
avr_vcd_stop (avr->vcd);
break;
case SIMAVR_CMD_UART_LOOPBACK:
{
avr_irq_t *src = avr_io_getirq (avr, AVR_IOCTL_UART_GETIRQ ('0'), UART_IRQ_OUTPUT);
avr_irq_t *dst = avr_io_getirq (avr, AVR_IOCTL_UART_GETIRQ ('0'), UART_IRQ_INPUT);
if (src && dst)
{
AVR_LOG (avr, LOG_TRACE, "%s activating uart local echo IRQ src %p dst %p\n",
__FUNCTION__, src, dst);
avr_connect_irq (src, dst);
}
}
break;
}
}
void
thermistor_init (struct avr_t *avr,
thermistor_p p,
int adc_mux_number,
short *table, int table_entries, int oversampling, float start_temp)
{
p->avr = avr;
p->irq = avr_alloc_irq (&avr->irq_pool, 0, IRQ_TERM_COUNT, irq_names);
avr_irq_register_notify (p->irq + IRQ_TERM_ADC_TRIGGER_IN, thermistor_in_hook, p);
avr_irq_register_notify (p->irq + IRQ_TERM_TEMP_VALUE_IN, thermistor_value_in_hook, p);
p->oversampling = oversampling;
p->table = table;
p->table_entries = table_entries;
p->adc_mux_number = adc_mux_number;
p->current = start_temp;
avr_irq_t *src = avr_io_getirq (p->avr, AVR_IOCTL_ADC_GETIRQ, ADC_IRQ_OUT_TRIGGER);
avr_irq_t *dst = avr_io_getirq (p->avr, AVR_IOCTL_ADC_GETIRQ, adc_mux_number);
if (src && dst)
{
avr_connect_irq (src, p->irq + IRQ_TERM_ADC_TRIGGER_IN);
avr_connect_irq (p->irq + IRQ_TERM_ADC_VALUE_OUT, dst);
}
printf ("%s on ADC %d start %.2f\n", __func__, adc_mux_number, p->current);
}
/**
* Lowers the card presence signal.
* This causes the clock to start, which initiates
* the clock-and-data transfer.
*
* @param struct avr_t *avr The AVR this card reader is interfacing with.
* @param avr_cycle_count_t when The number of cycles since this function call was registered.
* @param void *param The card_reader struct to raise the card presence signal on.
* @return avr_cycle_count_t The value of the card presence pin.
*/
avr_cycle_count_t card_reader_lower_presence_signal(struct avr_t *avr, avr_cycle_count_t when, void *param) {
card_reader_t *self = (card_reader_t *) param;
avr_raise_irq(avr_io_getirq(self->avr, AVR_IOCTL_IOPORT_GETIRQ('D'), 2), 0);
avr_raise_irq(avr_io_getirq(self->avr, AVR_IOCTL_IOPORT_GETIRQ('D'), 3), 0);
avr_cycle_timer_register(avr, self->clock->signal_time, card_reader_clock_tick, self->clock);
return 0;
}
void LedButtonsLogic::wireHook(avr_t *avr)
{
this->avr = avr;
/* Every port has 8 pins. */
const int count = strlen(ports) * 8;
/* Construct the port names. */
int nameLength = sizeof("PORTA0");
const char *names[count];
char _names[count * nameLength];
char *s = _names;
for (int i = 0; i < count; i++) {
int port = i / 8;
int pin = i % 8;
snprintf(s, nameLength, "PORT%c%d", ports[port], pin);
names[i] = s;
s += nameLength;
}
irq = avr_alloc_irq(&avr->irq_pool, 0, count, names);
for (int i = 0; i < count; i++) {
int port = i / 8;
int pin = i % 8;
avr_connect_irq(irq + i, avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ(ports[port]), pin));
/* We need this helper struct to keep track of 1) which port the IRQ came from,
* and 2) which class instance to notify. */
CallbackData *d = new CallbackData;
d->instance = this;
d->port = 'A' + port;
callbackData.append(d);
avr_irq_register_notify(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ(ports[port]), pin),
LedButtonsLogic::pinChanged, d);
}
avr_vcd_init(avr, "ledbuttons.vcd", &vcdFile, 100000);
for (int i = 0; i < 8; i++) {
char name[6];
snprintf(name, 6, "PORT%c", ports[i]);
avr_vcd_add_signal(&vcdFile,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ(ports[i]), IOPORT_IRQ_PIN_ALL),
8 /* bits */, name);
}
}
/**
* Raises the card presence signal.
* The clock signal is expected to already have stopped,
* and the data buffer for the DATA pin will be reset.
*
* @param struct avr_t *avr The AVR this card reader is interfacing with.
* @param avr_cycle_count_t when The number of cycles since this function call was registered.
* @param void *param The card_reader struct to raise the card presence signal on.
* @return avr_cycle_count_t The value of the card presence pin.
*/
avr_cycle_count_t card_reader_raise_presence_signal(struct avr_t *avr, avr_cycle_count_t when, void *param) {
card_reader_t *self = (card_reader_t *) param;
avr_raise_irq(avr_io_getirq(self->avr, AVR_IOCTL_IOPORT_GETIRQ('D'), 2), 1);
self->swipe_buffer_pos = 0;
return 0;
}
void
vhci_usb_connect(
struct vhci_usb_t * p,
char uart)
{
avr_irq_t * t = avr_io_getirq(p->avr, AVR_IOCTL_USB_GETIRQ(),
USB_IRQ_ATTACH);
avr_irq_register_notify(t, vhci_usb_attach_hook, p);
}
void LcdLogic::unwireHook()
{
for (int i = 0; i < 4; i++) {
avr_irq_t * iavr = avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 4 + i);
avr_irq_t * ilcd = hd44780.irq + IRQ_HD44780_D4 + i;
avr_unconnect_irq(iavr, ilcd);
avr_unconnect_irq(ilcd, iavr);
}
avr_unconnect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 2),
hd44780.irq + IRQ_HD44780_RS);
avr_unconnect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 3),
hd44780.irq + IRQ_HD44780_E);
avr_free_irq(hd44780.irq, IRQ_HD44780_COUNT);
avr_vcd_close(&vcdFile);
}
void uart_udp_connect(uart_udp_t * p, char uart)
{
// disable the stdio dump, as we are sending binary there
uint32_t f = 0;
avr_ioctl(p->avr, AVR_IOCTL_UART_GET_FLAGS(uart), &f);
f &= ~AVR_UART_FLAG_STDIO;
avr_ioctl(p->avr, AVR_IOCTL_UART_SET_FLAGS(uart), &f);
avr_irq_t * src = avr_io_getirq(p->avr, AVR_IOCTL_UART_GETIRQ(uart), UART_IRQ_OUTPUT);
avr_irq_t * dst = avr_io_getirq(p->avr, AVR_IOCTL_UART_GETIRQ(uart), UART_IRQ_INPUT);
avr_irq_t * xon = avr_io_getirq(p->avr, AVR_IOCTL_UART_GETIRQ(uart), UART_IRQ_OUT_XON);
avr_irq_t * xoff = avr_io_getirq(p->avr, AVR_IOCTL_UART_GETIRQ(uart), UART_IRQ_OUT_XOFF);
if (src && dst) {
avr_connect_irq(src, p->irq + IRQ_UART_UDP_BYTE_IN);
avr_connect_irq(p->irq + IRQ_UART_UDP_BYTE_OUT, dst);
}
if (xon)
avr_irq_register_notify(xon, uart_udp_xon_hook, p);
if (xoff)
avr_irq_register_notify(xoff, uart_udp_xoff_hook, p);
}
void LcdLogic::wireHook(avr_t *avr)
{
this->avr = avr;
hd44780_init(avr, &hd44780, WIDTH, HEIGHT, this, LcdLogic::displayChanged);
/* Connect data lines to Port C, 4-7 (bidirectional). */
for (int i = 0; i < 4; i++) {
avr_irq_t * iavr = avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 4 + i);
avr_irq_t * ilcd = hd44780.irq + IRQ_HD44780_D4 + i;
// AVR -> LCD
avr_connect_irq(iavr, ilcd);
// LCD -> AVR
avr_connect_irq(ilcd, iavr);
}
avr_connect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 2),
hd44780.irq + IRQ_HD44780_RS);
avr_connect_irq(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 3),
hd44780.irq + IRQ_HD44780_E);
/* RW is set to GND. */
avr_vcd_init(avr, "lcd.vcd", &vcdFile, 100000);
avr_vcd_add_signal(&vcdFile,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), IOPORT_IRQ_PIN_ALL),
4 /* bits */, "D4-D7");
avr_vcd_add_signal(&vcdFile,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 2),
1 /* bits */, "RS");
avr_vcd_add_signal(&vcdFile,
avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ('C'), 3),
1 /* bits */, "E");
}
struct avr_irq_t *
get_ardu_irq(struct avr_t * avr, int ardupin, ardupin_t pins[])
{
if (pins[ardupin].ardupin != ardupin) {
printf("%s pin %d isn't correct in table\n", __func__, ardupin);
return NULL;
}
struct avr_irq_t * irq = avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ(pins[ardupin].port), pins[ardupin].pin);
if (!irq) {
printf("%s pin %d PORT%C%d not found\n", __func__, ardupin, pins[ardupin].port, pins[ardupin].pin);
return NULL;
}
return irq;
}
static void avr_extint_reset(avr_io_t * port)
{
avr_extint_t * p = (avr_extint_t *)port;
for (int i = 0; i < EXTINT_COUNT; i++) {
avr_irq_register_notify(p->io.irq + i, avr_extint_irq_notify, p);
if (p->eint[i].port_ioctl) {
avr_irq_t * irq = avr_io_getirq(p->io.avr,
p->eint[i].port_ioctl, p->eint[i].port_pin);
avr_connect_irq(irq, p->io.irq + i);
}
}
}
void LedButtonsLogic::unwireHook()
{
const int count = strlen(ports) * 8;
for (int i = 0; i < count; i++) {
int port = i / 8;
int pin = i % 8;
avr_irq_unregister_notify(avr_io_getirq(avr, AVR_IOCTL_IOPORT_GETIRQ(ports[port]), pin),
LedButtonsLogic::pinChanged, callbackData[i]);
delete callbackData[i];
}
callbackData.clear();
avr_free_irq(irq, count);
avr_vcd_close(&vcdFile);
irq = NULL;
}
void tests_assert_uart_receive_avr(avr_t *avr,
unsigned long run_usec,
const char *expected,
char uart) {
struct output_buffer buf;
init_output_buffer(&buf);
avr_irq_register_notify(avr_io_getirq(avr, AVR_IOCTL_UART_GETIRQ(uart), UART_IRQ_OUTPUT),
buf_output_cb, &buf);
enum tests_finish_reason reason = tests_run_test(avr, run_usec);
if (reason == LJR_CYCLE_TIMER) {
if (strcmp(buf.str, expected) == 0) {
_fail(NULL, 0, "Simulation did not finish within %lu simulated usec. "
"UART output is correct and complete.", run_usec);
}
_fail(NULL, 0, "Simulation did not finish within %lu simulated usec. "
"UART output so far: \"%s\"", run_usec, buf.str);
}
if (strcmp(buf.str, expected) != 0)
_fail(NULL, 0, "UART outputs differ: expected \"%s\", got \"%s\"", expected, buf.str);
}
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 = {{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], "-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);
}
// ronaldv: Register hooks
avr_irq_register_notify(
avr_io_getirq(avr, AVR_IOCTL_ADC_GETIRQ, ADC_IRQ_OUT_TRIGGER),
adc_update_hook,
NULL);
// ronaldv: end
signal(SIGINT, sig_int);
signal(SIGTERM, sig_int);
int k=0;
for (;;) {
int state = avr_run(avr);
if ( state == cpu_Done || state == cpu_Crashed){
printf("k=%d, state=%d\n", k, state);
break;
}
k++;
}
avr_terminate(avr);
}
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(); */
}
// ronaldv: begin
static void adc_update_hook(struct avr_irq_t *irq, uint32_t value, void *param){
//printf("Updating ADC with: %d\n", adc0_value);
avr_irq_t * adc0_irq = avr_io_getirq(avr, AVR_IOCTL_ADC_GETIRQ, ADC_IRQ_ADC0);
avr_raise_irq(adc0_irq, adc0_value);
//adc0_value += V_BANDGAP/10;
}
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[]) {
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 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[])
{
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;
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();
}