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muele-marlin/Marlin/pinsDebug.h
Scott Lahteine 46b714a52f Cleanup spacing in pinsDebug.h
2017-04-30 22:27:26 -05:00

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/**
* Marlin 3D Printer Firmware
* Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
*
* Based on Sprinter and grbl.
* Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
bool endstop_monitor_flag = false;
#define NAME_FORMAT "%-28s" // one place to specify the format of all the sources of names
// "-" left justify, "28" minimum width of name, pad with blanks
#define IS_ANALOG(P) ((P) >= analogInputToDigitalPin(0) && ((P) <= analogInputToDigitalPin(15) || (P) <= analogInputToDigitalPin(7)))
#define AVR_ATmega2560_FAMILY (defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2561__) || defined(__AVR_ATmega1281__) || defined(__AVR_ATmega2561__))
#define AVR_AT90USB1286_FAMILY (defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB1286P__) || defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB646P__) || defined(__AVR_AT90USB647__))
#define AVR_ATmega1284_FAMILY (defined(__AVR_ATmega644__) || defined(__AVR_ATmega644P__) || defined(__AVR_ATmega644PA__) || defined(__AVR_ATmega1284P__))
/**
* This routine minimizes RAM usage by creating a FLASH resident array to
* store the pin names, pin numbers and analog/digital flag.
*
* Creating the array in FLASH is a two pass process. The first pass puts the
* name strings into FLASH. The second pass actually creates the array.
*
* Both passes use the same pin list. The list contains two macro names. The
* actual macro definitions are changed depending on which pass is being done.
*
*/
// first pass - put the name strings into FLASH
#define _ADD_PIN_2(PIN_NAME, ENTRY_NAME) static const unsigned char ENTRY_NAME[] PROGMEM = { PIN_NAME };
#define _ADD_PIN(PIN_NAME, COUNTER) _ADD_PIN_2(PIN_NAME, entry_NAME_##COUNTER)
#define REPORT_NAME_DIGITAL(NAME, COUNTER) _ADD_PIN(#NAME, COUNTER)
#define REPORT_NAME_ANALOG(NAME, COUNTER) _ADD_PIN(#NAME, COUNTER)
#include "pinsDebug_list.h"
#line 56
// manually add pins that have names that are macros which don't play well with these macros
#if SERIAL_PORT == 0 && (AVR_ATmega2560_FAMILY || AVR_ATmega1284_FAMILY)
static const char RXD_NAME[] PROGMEM = { "RXD" };
static const char TXD_NAME[] PROGMEM = { "TXD" };
#endif
/////////////////////////////////////////////////////////////////////////////
// second pass - create the array
#undef _ADD_PIN_2
#undef _ADD_PIN
#undef REPORT_NAME_DIGITAL
#undef REPORT_NAME_ANALOG
#define _ADD_PIN_2(ENTRY_NAME, NAME, IS_DIGITAL) { (const char*)ENTRY_NAME, (const char*)NAME, (const char*)IS_DIGITAL },
#define _ADD_PIN(NAME, COUNTER, IS_DIGITAL) _ADD_PIN_2(entry_NAME_##COUNTER, NAME, IS_DIGITAL)
#define REPORT_NAME_DIGITAL(NAME, COUNTER) _ADD_PIN(NAME, COUNTER, (uint8_t)1)
#define REPORT_NAME_ANALOG(NAME, COUNTER) _ADD_PIN(analogInputToDigitalPin(NAME), COUNTER, 0)
const char* const pin_array[][3] PROGMEM = {
/**
* [pin name] [pin number] [is digital or analog] 1 = digital, 0 = analog
* Each entry takes up 6 bytes in FLASH:
* 2 byte pointer to location of the name string
* 2 bytes containing the pin number
* analog pin numbers were convereted to digital when the array was created
* 2 bytes containing the digital/analog bool flag
*/
// manually add pins ...
#if SERIAL_PORT == 0
#if AVR_ATmega2560_FAMILY
{ RXD_NAME, "0", "1" },
{ TXD_NAME, "1", "1" },
#elif AVR_ATmega1284_FAMILY
{ RXD_NAME, "8", "1" },
{ TXD_NAME, "9", "1" },
#endif
#endif
#include "pinsDebug_list.h"
#line 101
};
#define n_array (sizeof(pin_array) / sizeof(char*)) / 3
#ifndef TIMER1B
// working with Teensyduino extension so need to re-define some things
#include "pinsDebug_Teensyduino.h"
#endif
#define PWM_PRINT(V) do{ sprintf(buffer, "PWM: %4d", V); SERIAL_ECHO(buffer); }while(0)
#define PWM_CASE(N,Z) \
case TIMER##N##Z: \
if (TCCR##N##A & (_BV(COM##N##Z##1) | _BV(COM##N##Z##0))) { \
PWM_PRINT(OCR##N##Z); \
return true; \
} else return false
/**
* Print a pin's PWM status.
* Return true if it's currently a PWM pin.
*/
static bool pwm_status(uint8_t pin) {
char buffer[20]; // for the sprintf statements
switch (digitalPinToTimer(pin)) {
#if defined(TCCR0A) && defined(COM0A1)
#ifdef TIMER0A
PWM_CASE(0, A);
#endif
PWM_CASE(0, B);
#endif
#if defined(TCCR1A) && defined(COM1A1)
PWM_CASE(1, A);
PWM_CASE(1, B);
#if defined(COM1C1) && defined(TIMER1C)
PWM_CASE(1, C);
#endif
#endif
#if defined(TCCR2A) && defined(COM2A1)
PWM_CASE(2, A);
PWM_CASE(2, B);
#endif
#if defined(TCCR3A) && defined(COM3A1)
PWM_CASE(3, A);
PWM_CASE(3, B);
#ifdef COM3C1
PWM_CASE(3, C);
#endif
#endif
#ifdef TCCR4A
PWM_CASE(4, A);
PWM_CASE(4, B);
PWM_CASE(4, C);
#endif
#if defined(TCCR5A) && defined(COM5A1)
PWM_CASE(5, A);
PWM_CASE(5, B);
PWM_CASE(5, C);
#endif
case NOT_ON_TIMER:
default:
return false;
}
SERIAL_PROTOCOL_SP(2);
} // pwm_status
const volatile uint8_t* const PWM_other[][3] PROGMEM = {
{ &TCCR0A, &TCCR0B, &TIMSK0 },
{ &TCCR1A, &TCCR1B, &TIMSK1 },
#if defined(TCCR2A) && defined(COM2A1)
{ &TCCR2A, &TCCR2B, &TIMSK2 },
#endif
#if defined(TCCR3A) && defined(COM3A1)
{ &TCCR3A, &TCCR3B, &TIMSK3 },
#endif
#ifdef TCCR4A
{ &TCCR4A, &TCCR4B, &TIMSK4 },
#endif
#if defined(TCCR5A) && defined(COM5A1)
{ &TCCR5A, &TCCR5B, &TIMSK5 },
#endif
};
const volatile uint8_t* const PWM_OCR[][3] PROGMEM = {
#ifdef TIMER0A
{ &OCR0A, &OCR0B, 0 },
#else
{ 0, &OCR0B, 0 },
#endif
#if defined(COM1C1) && defined(TIMER1C)
{ (const uint8_t*)&OCR1A, (const uint8_t*)&OCR1B, (const uint8_t*)&OCR1C },
#else
{ (const uint8_t*)&OCR1A, (const uint8_t*)&OCR1B, 0 },
#endif
#if defined(TCCR2A) && defined(COM2A1)
{ &OCR2A, &OCR2B, 0 },
#endif
#if defined(TCCR3A) && defined(COM3A1)
#ifdef COM3C1
{ (const uint8_t*)&OCR3A, (const uint8_t*)&OCR3B, (const uint8_t*)&OCR3C },
#else
{ (const uint8_t*)&OCR3A, (const uint8_t*)&OCR3B, 0 },
#endif
#endif
#ifdef TCCR4A
{ (const uint8_t*)&OCR4A, (const uint8_t*)&OCR4B, (const uint8_t*)&OCR4C },
#endif
#if defined(TCCR5A) && defined(COM5A1)
{ (const uint8_t*)&OCR5A, (const uint8_t*)&OCR5B, (const uint8_t*)&OCR5C },
#endif
};
#define TCCR_A(T) pgm_read_word(&PWM_other[T][0])
#define TCCR_B(T) pgm_read_word(&PWM_other[T][1])
#define TIMSK(T) pgm_read_word(&PWM_other[T][2])
#define CS_0 0
#define CS_1 1
#define CS_2 2
#define WGM_0 0
#define WGM_1 1
#define WGM_2 3
#define WGM_3 4
#define TOIE 0
#define OCR_VAL(T, L) pgm_read_word(&PWM_OCR[T][L])
static void err_is_counter() { SERIAL_PROTOCOLPGM(" non-standard PWM mode"); }
static void err_is_interrupt() { SERIAL_PROTOCOLPGM(" compare interrupt enabled"); }
static void err_prob_interrupt() { SERIAL_PROTOCOLPGM(" overflow interrupt enabled"); }
void com_print(uint8_t N, uint8_t Z) {
uint8_t *TCCRA = (uint8_t*)TCCR_A(N);
SERIAL_PROTOCOLPGM(" COM");
SERIAL_PROTOCOLCHAR(N + '0');
switch (Z) {
case 'A':
SERIAL_PROTOCOLPAIR("A: ", ((*TCCRA & (_BV(7) | _BV(6))) >> 6));
break;
case 'B':
SERIAL_PROTOCOLPAIR("B: ", ((*TCCRA & (_BV(5) | _BV(4))) >> 4));
break;
case 'C':
SERIAL_PROTOCOLPAIR("C: ", ((*TCCRA & (_BV(3) | _BV(2))) >> 2));
break;
}
}
void timer_prefix(uint8_t T, char L, uint8_t N) { // T - timer L - pwm N - WGM bit layout
char buffer[20]; // for the sprintf statements
uint8_t *TCCRB = (uint8_t*)TCCR_B(T);
uint8_t *TCCRA = (uint8_t*)TCCR_A(T);
uint8_t WGM = (((*TCCRB & _BV(WGM_2)) >> 1) | (*TCCRA & (_BV(WGM_0) | _BV(WGM_1))));
if (N == 4) WGM |= ((*TCCRB & _BV(WGM_3)) >> 1);
SERIAL_PROTOCOLPGM(" TIMER");
SERIAL_PROTOCOLCHAR(T + '0');
SERIAL_PROTOCOLCHAR(L);
SERIAL_PROTOCOL_SP(3);
if (N == 3) {
uint8_t *OCRVAL8 = (uint8_t*)OCR_VAL(T, L - 'A');
PWM_PRINT(*OCRVAL8);
}
else {
uint16_t *OCRVAL16 = (uint16_t*)OCR_VAL(T, L - 'A');
PWM_PRINT(*OCRVAL16);
}
SERIAL_PROTOCOLPAIR(" WGM: ", WGM);
com_print(T,L);
SERIAL_PROTOCOLPAIR(" CS: ", (*TCCRB & (_BV(CS_0) | _BV(CS_1) | _BV(CS_2)) ));
SERIAL_PROTOCOLPGM(" TCCR");
SERIAL_PROTOCOLCHAR(T + '0');
SERIAL_PROTOCOLPAIR("A: ", *TCCRA);
SERIAL_PROTOCOLPGM(" TCCR");
SERIAL_PROTOCOLCHAR(T + '0');
SERIAL_PROTOCOLPAIR("B: ", *TCCRB);
uint8_t *TMSK = (uint8_t*)TIMSK(T);
SERIAL_PROTOCOLPGM(" TIMSK");
SERIAL_PROTOCOLCHAR(T + '0');
SERIAL_PROTOCOLPAIR(": ", *TMSK);
uint8_t OCIE = L - 'A' + 1;
if (N == 3) { if (WGM == 0 || WGM == 2 || WGM == 4 || WGM == 6) err_is_counter(); }
else { if (WGM == 0 || WGM == 4 || WGM == 12 || WGM == 13) err_is_counter(); }
if (TEST(*TMSK, OCIE)) err_is_interrupt();
if (TEST(*TMSK, TOIE)) err_prob_interrupt();
}
static void pwm_details(uint8_t pin) {
switch (digitalPinToTimer(pin)) {
#if defined(TCCR0A) && defined(COM0A1)
#ifdef TIMER0A
case TIMER0A: timer_prefix(0, 'A', 3); break;
#endif
case TIMER0B: timer_prefix(0, 'B', 3); break;
#endif
#if defined(TCCR1A) && defined(COM1A1)
case TIMER1A: timer_prefix(1, 'A', 4); break;
case TIMER1B: timer_prefix(1, 'B', 4); break;
#if defined(COM1C1) && defined(TIMER1C)
case TIMER1C: timer_prefix(1, 'C', 4); break;
#endif
#endif
#if defined(TCCR2A) && defined(COM2A1)
case TIMER2A: timer_prefix(2, 'A', 3); break;
case TIMER2B: timer_prefix(2, 'B', 3); break;
#endif
#if defined(TCCR3A) && defined(COM3A1)
case TIMER3A: timer_prefix(3, 'A', 4); break;
case TIMER3B: timer_prefix(3, 'B', 4); break;
#ifdef COM3C1
case TIMER3C: timer_prefix(3, 'C', 4); break;
#endif
#endif
#ifdef TCCR4A
case TIMER4A: timer_prefix(4, 'A', 4); break;
case TIMER4B: timer_prefix(4, 'B', 4); break;
case TIMER4C: timer_prefix(4, 'C', 4); break;
#endif
#if defined(TCCR5A) && defined(COM5A1)
case TIMER5A: timer_prefix(5, 'A', 4); break;
case TIMER5B: timer_prefix(5, 'B', 4); break;
case TIMER5C: timer_prefix(5, 'C', 4); break;
#endif
case NOT_ON_TIMER: break;
}
SERIAL_PROTOCOLPGM(" ");
// on pins that have two PWMs, print info on second PWM
#if AVR_ATmega2560_FAMILY || AVR_AT90USB1286_FAMILY
// looking for port B7 - PWMs 0A and 1C
if ( ('B' == digitalPinToPort(pin) + 64) && (0x80 == digitalPinToBitMask(pin))) {
#ifndef TEENSYDUINO_IDE
SERIAL_PROTOCOLPGM("\n .");
SERIAL_PROTOCOL_SP(18);
SERIAL_PROTOCOLPGM("TIMER1C is also tied to this pin");
SERIAL_PROTOCOL_SP(13);
timer_prefix(1, 'C', 4);
#else
SERIAL_PROTOCOLPGM("\n .");
SERIAL_PROTOCOL_SP(18);
SERIAL_PROTOCOLPGM("TIMER0A is also tied to this pin");
SERIAL_PROTOCOL_SP(13);
timer_prefix(0, 'A', 3);
#endif
}
#endif
} // pwm_details
bool get_pinMode(int8_t pin) { return *portModeRegister(digitalPinToPort(pin)) & digitalPinToBitMask(pin); }
#ifndef digitalRead_mod // use Teensyduino's version of digitalRead - it doesn't disable the PWMs
int digitalRead_mod(int8_t pin) { // same as digitalRead except the PWM stop section has been removed
uint8_t port = digitalPinToPort(pin);
return (port != NOT_A_PIN) && (*portInputRegister(port) & digitalPinToBitMask(pin)) ? HIGH : LOW;
}
#endif
void print_port(int8_t pin) { // print port number
#ifdef digitalPinToPort
SERIAL_PROTOCOLPGM(" Port: ");
uint8_t x = digitalPinToPort(pin) + 64;
SERIAL_CHAR(x);
uint8_t temp = digitalPinToBitMask(pin);
for (x = '0'; x < '9' && temp != 1; x++) temp >>= 1;
SERIAL_CHAR(x);
#else
SERIAL_PROTOCOL_SP(10);
#endif
}
// pretty report with PWM info
inline void report_pin_state_extended(int8_t pin, bool ignore, bool extended = true) {
uint8_t temp_char;
char *name_mem_pointer;
char buffer[30]; // for the sprintf statements
bool found = false,
multi_name_pin = false;
for (uint8_t x = 0; x < n_array; x++) { // scan entire array and report all instances of this pin
if (pgm_read_byte(&pin_array[x][1]) == pin) {
if (found) multi_name_pin = true;
found = true;
if (!multi_name_pin) { // report digitial and analog pin number only on the first time through
sprintf(buffer, "PIN: %3d ", pin); // digital pin number
SERIAL_ECHO(buffer);
print_port(pin);
if (IS_ANALOG(pin)) {
sprintf(buffer, " (A%2d) ", int(pin - analogInputToDigitalPin(0))); // analog pin number
SERIAL_ECHO(buffer);
}
else SERIAL_ECHO_SP(8); // add padding if not an analog pin
}
else {
SERIAL_CHAR('.');
SERIAL_ECHO_SP(25); // add padding if not the first instance found
}
name_mem_pointer = (char*)pgm_read_word(&pin_array[x][0]);
for (uint8_t y = 0; y < 28; y++) { // always print pin name
temp_char = pgm_read_byte(name_mem_pointer + y);
if (temp_char != 0) MYSERIAL.write(temp_char);
else {
for (uint8_t i = 0; i < 28 - y; i++) MYSERIAL.write(' ');
break;
}
}
if (pin_is_protected(pin) && !ignore)
SERIAL_ECHOPGM("protected ");
else {
if (!(pgm_read_byte(&pin_array[x][2]))) {
sprintf(buffer, "Analog in = %5d", analogRead(pin - analogInputToDigitalPin(0)));
SERIAL_ECHO(buffer);
}
else {
if (!get_pinMode(pin)) {
//pinMode(pin, INPUT_PULLUP); // make sure input isn't floating - stopped doing this
// because this could interfere with inductive/capacitive
// sensors (high impedance voltage divider) and with PT100 amplifier
SERIAL_PROTOCOLPAIR("Input = ", digitalRead_mod(pin));
}
else if (pwm_status(pin)) {
// do nothing
}
else SERIAL_PROTOCOLPAIR("Output = ", digitalRead_mod(pin));
}
if (!multi_name_pin && extended) pwm_details(pin); // report PWM capabilities only on the first pass & only if doing an extended report
}
SERIAL_EOL;
} // end of IF
} // end of for loop
if (!found) {
sprintf(buffer, "PIN: %3d ", pin);
SERIAL_ECHO(buffer);
print_port(pin);
if (IS_ANALOG(pin)) {
sprintf(buffer, " (A%2d) ", int(pin - analogInputToDigitalPin(0))); // analog pin number
SERIAL_ECHO(buffer);
}
else
SERIAL_ECHO_SP(8); // add padding if not an analog pin
SERIAL_ECHOPGM("<unused/unknown>");
if (get_pinMode(pin)) {
SERIAL_PROTOCOL_SP(12);
SERIAL_PROTOCOLPAIR("Output = ", digitalRead_mod(pin));
}
else {
if (IS_ANALOG(pin)) {
sprintf(buffer, " Analog in = %5d", analogRead(pin - analogInputToDigitalPin(0)));
SERIAL_ECHO(buffer);
}
else
SERIAL_ECHO_SP(9); // add padding if not an analog pin
SERIAL_PROTOCOLPAIR(" Input = ", digitalRead_mod(pin));
}
//if (!pwm_status(pin)) SERIAL_CHAR(' '); // add padding if it's not a PWM pin
if (extended) pwm_details(pin); // report PWM capabilities only if doing an extended report
SERIAL_EOL;
}
}
inline void report_pin_state(int8_t pin) {
report_pin_state_extended(pin, false, false);
}
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