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Indent MarlinSerial code

pull/1/head
Scott Lahteine 8 years ago
parent
commit
eaa66f3c46
  1. 335
      Marlin/MarlinSerial.cpp
  2. 63
      Marlin/MarlinSerial.h

335
Marlin/MarlinSerial.cpp

@ -33,21 +33,111 @@
#include "stepper.h" #include "stepper.h"
#include "Marlin.h" #include "Marlin.h"
#ifndef USBCON // Disable HardwareSerial.cpp to support chips without a UART (Attiny, etc.)
// this next line disables the entire HardwareSerial.cpp,
// this is so I can support Attiny series and any other chip without a UART
#if defined(UBRRH) || defined(UBRR0H) || defined(UBRR1H) || defined(UBRR2H) || defined(UBRR3H)
#if UART_PRESENT(SERIAL_PORT) #if !defined(USBCON) && (defined(UBRRH) || defined(UBRR0H) || defined(UBRR1H) || defined(UBRR2H) || defined(UBRR3H))
#if UART_PRESENT(SERIAL_PORT)
ring_buffer_r rx_buffer = { { 0 }, 0, 0 }; ring_buffer_r rx_buffer = { { 0 }, 0, 0 };
#if TX_BUFFER_SIZE > 0 #if TX_BUFFER_SIZE > 0
ring_buffer_t tx_buffer = { { 0 }, 0, 0 }; ring_buffer_t tx_buffer = { { 0 }, 0, 0 };
static bool _written; static bool _written;
#endif #endif
#endif #endif
#if ENABLED(EMERGENCY_PARSER)
#include "language.h"
// Currently looking for: M108, M112, M410
// If you alter the parser please don't forget to update the capabilities in Conditionals_post.h
FORCE_INLINE void emergency_parser(const unsigned char c) {
static e_parser_state state = state_RESET;
switch (state) {
case state_RESET:
switch (c) {
case ' ': break;
case 'N': state = state_N; break;
case 'M': state = state_M; break;
default: state = state_IGNORE;
}
break;
case state_N:
switch (c) {
case '0': case '1': case '2':
case '3': case '4': case '5':
case '6': case '7': case '8':
case '9': case '-': case ' ': break;
case 'M': state = state_M; break;
default: state = state_IGNORE;
}
break;
case state_M:
switch (c) {
case ' ': break;
case '1': state = state_M1; break;
case '4': state = state_M4; break;
default: state = state_IGNORE;
}
break;
case state_M1:
switch (c) {
case '0': state = state_M10; break;
case '1': state = state_M11; break;
default: state = state_IGNORE;
}
break;
case state_M10:
state = (c == '8') ? state_M108 : state_IGNORE;
break;
case state_M11:
state = (c == '2') ? state_M112 : state_IGNORE;
break;
case state_M4:
state = (c == '1') ? state_M41 : state_IGNORE;
break;
case state_M41:
state = (c == '0') ? state_M410 : state_IGNORE;
break;
case state_IGNORE:
if (c == '\n') state = state_RESET;
break;
default:
if (c == '\n') {
switch (state) {
case state_M108:
wait_for_user = wait_for_heatup = false;
break;
case state_M112:
kill(PSTR(MSG_KILLED));
break;
case state_M410:
quickstop_stepper();
break;
default:
break;
}
state = state_RESET;
}
}
}
#endif
FORCE_INLINE void store_char(unsigned char c) { FORCE_INLINE void store_char(unsigned char c) {
CRITICAL_SECTION_START; CRITICAL_SECTION_START;
uint8_t h = rx_buffer.head; uint8_t h = rx_buffer.head;
uint8_t i = (uint8_t)(h + 1) & (RX_BUFFER_SIZE - 1); uint8_t i = (uint8_t)(h + 1) & (RX_BUFFER_SIZE - 1);
@ -65,9 +155,9 @@ FORCE_INLINE void store_char(unsigned char c) {
#if ENABLED(EMERGENCY_PARSER) #if ENABLED(EMERGENCY_PARSER)
emergency_parser(c); emergency_parser(c);
#endif #endif
} }
#if TX_BUFFER_SIZE > 0 #if TX_BUFFER_SIZE > 0
FORCE_INLINE void _tx_udr_empty_irq(void) { FORCE_INLINE void _tx_udr_empty_irq(void) {
// If interrupts are enabled, there must be more data in the output // If interrupts are enabled, there must be more data in the output
@ -95,22 +185,18 @@ FORCE_INLINE void store_char(unsigned char c) {
} }
#endif #endif
#endif // TX_BUFFER_SIZE #endif // TX_BUFFER_SIZE
#ifdef M_USARTx_RX_vect #ifdef M_USARTx_RX_vect
ISR(M_USARTx_RX_vect) { ISR(M_USARTx_RX_vect) {
unsigned char c = M_UDRx; unsigned char c = M_UDRx;
store_char(c); store_char(c);
} }
#endif #endif
// Constructors ////////////////////////////////////////////////////////////////
MarlinSerial::MarlinSerial() { }
// Public Methods ////////////////////////////////////////////////////////////// // Public Methods
void MarlinSerial::begin(long baud) { void MarlinSerial::begin(long baud) {
uint16_t baud_setting; uint16_t baud_setting;
bool useU2X = true; bool useU2X = true;
@ -143,30 +229,30 @@ void MarlinSerial::begin(long baud) {
CBI(M_UCSRxB, M_UDRIEx); CBI(M_UCSRxB, M_UDRIEx);
_written = false; _written = false;
#endif #endif
} }
void MarlinSerial::end() { void MarlinSerial::end() {
CBI(M_UCSRxB, M_RXENx); CBI(M_UCSRxB, M_RXENx);
CBI(M_UCSRxB, M_TXENx); CBI(M_UCSRxB, M_TXENx);
CBI(M_UCSRxB, M_RXCIEx); CBI(M_UCSRxB, M_RXCIEx);
CBI(M_UCSRxB, M_UDRIEx); CBI(M_UCSRxB, M_UDRIEx);
} }
void MarlinSerial::checkRx(void) { void MarlinSerial::checkRx(void) {
if (TEST(M_UCSRxA, M_RXCx)) { if (TEST(M_UCSRxA, M_RXCx)) {
uint8_t c = M_UDRx; uint8_t c = M_UDRx;
store_char(c); store_char(c);
} }
} }
int MarlinSerial::peek(void) { int MarlinSerial::peek(void) {
CRITICAL_SECTION_START; CRITICAL_SECTION_START;
int v = rx_buffer.head == rx_buffer.tail ? -1 : rx_buffer.buffer[rx_buffer.tail]; int v = rx_buffer.head == rx_buffer.tail ? -1 : rx_buffer.buffer[rx_buffer.tail];
CRITICAL_SECTION_END; CRITICAL_SECTION_END;
return v; return v;
} }
int MarlinSerial::read(void) { int MarlinSerial::read(void) {
int v; int v;
CRITICAL_SECTION_START; CRITICAL_SECTION_START;
uint8_t t = rx_buffer.tail; uint8_t t = rx_buffer.tail;
@ -179,17 +265,17 @@ int MarlinSerial::read(void) {
} }
CRITICAL_SECTION_END; CRITICAL_SECTION_END;
return v; return v;
} }
uint8_t MarlinSerial::available(void) { uint8_t MarlinSerial::available(void) {
CRITICAL_SECTION_START; CRITICAL_SECTION_START;
uint8_t h = rx_buffer.head, uint8_t h = rx_buffer.head,
t = rx_buffer.tail; t = rx_buffer.tail;
CRITICAL_SECTION_END; CRITICAL_SECTION_END;
return (uint8_t)(RX_BUFFER_SIZE + h - t) & (RX_BUFFER_SIZE - 1); return (uint8_t)(RX_BUFFER_SIZE + h - t) & (RX_BUFFER_SIZE - 1);
} }
void MarlinSerial::flush(void) { void MarlinSerial::flush(void) {
// RX // RX
// don't reverse this or there may be problems if the RX interrupt // don't reverse this or there may be problems if the RX interrupt
// occurs after reading the value of rx_buffer_head but before writing // occurs after reading the value of rx_buffer_head but before writing
@ -199,9 +285,9 @@ void MarlinSerial::flush(void) {
CRITICAL_SECTION_START; CRITICAL_SECTION_START;
rx_buffer.head = rx_buffer.tail; rx_buffer.head = rx_buffer.tail;
CRITICAL_SECTION_END; CRITICAL_SECTION_END;
} }
#if TX_BUFFER_SIZE > 0 #if TX_BUFFER_SIZE > 0
uint8_t MarlinSerial::availableForWrite(void) { uint8_t MarlinSerial::availableForWrite(void) {
CRITICAL_SECTION_START; CRITICAL_SECTION_START;
uint8_t h = tx_buffer.head; uint8_t h = tx_buffer.head;
@ -270,38 +356,38 @@ void MarlinSerial::flush(void) {
} }
// If we get here, nothing is queued anymore (DRIE is disabled) and // If we get here, nothing is queued anymore (DRIE is disabled) and
// the hardware finished tranmission (TXC is set). // the hardware finished tranmission (TXC is set).
} }
#else #else
void MarlinSerial::write(uint8_t c) { void MarlinSerial::write(uint8_t c) {
while (!TEST(M_UCSRxA, M_UDREx)) while (!TEST(M_UCSRxA, M_UDREx))
; ;
M_UDRx = c; M_UDRx = c;
} }
#endif #endif
// end NEW // end NEW
/// imports from print.h /// imports from print.h
void MarlinSerial::print(char c, int base) { void MarlinSerial::print(char c, int base) {
print((long) c, base); print((long) c, base);
} }
void MarlinSerial::print(unsigned char b, int base) { void MarlinSerial::print(unsigned char b, int base) {
print((unsigned long) b, base); print((unsigned long) b, base);
} }
void MarlinSerial::print(int n, int base) { void MarlinSerial::print(int n, int base) {
print((long) n, base); print((long) n, base);
} }
void MarlinSerial::print(unsigned int n, int base) { void MarlinSerial::print(unsigned int n, int base) {
print((unsigned long) n, base); print((unsigned long) n, base);
} }
void MarlinSerial::print(long n, int base) { void MarlinSerial::print(long n, int base) {
if (base == 0) { if (base == 0) {
write(n); write(n);
} }
@ -315,70 +401,70 @@ void MarlinSerial::print(long n, int base) {
else { else {
printNumber(n, base); printNumber(n, base);
} }
} }
void MarlinSerial::print(unsigned long n, int base) { void MarlinSerial::print(unsigned long n, int base) {
if (base == 0) write(n); if (base == 0) write(n);
else printNumber(n, base); else printNumber(n, base);
} }
void MarlinSerial::print(double n, int digits) { void MarlinSerial::print(double n, int digits) {
printFloat(n, digits); printFloat(n, digits);
} }
void MarlinSerial::println(void) { void MarlinSerial::println(void) {
print('\r'); print('\r');
print('\n'); print('\n');
} }
void MarlinSerial::println(const String& s) { void MarlinSerial::println(const String& s) {
print(s); print(s);
println(); println();
} }
void MarlinSerial::println(const char c[]) { void MarlinSerial::println(const char c[]) {
print(c); print(c);
println(); println();
} }
void MarlinSerial::println(char c, int base) { void MarlinSerial::println(char c, int base) {
print(c, base); print(c, base);
println(); println();
} }
void MarlinSerial::println(unsigned char b, int base) { void MarlinSerial::println(unsigned char b, int base) {
print(b, base); print(b, base);
println(); println();
} }
void MarlinSerial::println(int n, int base) { void MarlinSerial::println(int n, int base) {
print(n, base); print(n, base);
println(); println();
} }
void MarlinSerial::println(unsigned int n, int base) { void MarlinSerial::println(unsigned int n, int base) {
print(n, base); print(n, base);
println(); println();
} }
void MarlinSerial::println(long n, int base) { void MarlinSerial::println(long n, int base) {
print(n, base); print(n, base);
println(); println();
} }
void MarlinSerial::println(unsigned long n, int base) { void MarlinSerial::println(unsigned long n, int base) {
print(n, base); print(n, base);
println(); println();
} }
void MarlinSerial::println(double n, int digits) { void MarlinSerial::println(double n, int digits) {
print(n, digits); print(n, digits);
println(); println();
} }
// Private Methods ///////////////////////////////////////////////////////////// // Private Methods
void MarlinSerial::printNumber(unsigned long n, uint8_t base) { void MarlinSerial::printNumber(unsigned long n, uint8_t base) {
if (n) { if (n) {
unsigned char buf[8 * sizeof(long)]; // Enough space for base 2 unsigned char buf[8 * sizeof(long)]; // Enough space for base 2
int8_t i = 0; int8_t i = 0;
@ -391,9 +477,9 @@ void MarlinSerial::printNumber(unsigned long n, uint8_t base) {
} }
else else
print('0'); print('0');
} }
void MarlinSerial::printFloat(double number, uint8_t digits) { void MarlinSerial::printFloat(double number, uint8_t digits) {
// Handle negative numbers // Handle negative numbers
if (number < 0.0) { if (number < 0.0) {
print('-'); print('-');
@ -423,105 +509,14 @@ void MarlinSerial::printFloat(double number, uint8_t digits) {
remainder -= toPrint; remainder -= toPrint;
} }
} }
} }
// Preinstantiate Objects //////////////////////////////////////////////////////
MarlinSerial customizedSerial; // Preinstantiate
MarlinSerial customizedSerial;
#endif // whole file #endif // !USBCON && (UBRRH || UBRR0H || UBRR1H || UBRR2H || UBRR3H)
#endif // !USBCON
// For AT90USB targets use the UART for BT interfacing // For AT90USB targets use the UART for BT interfacing
#if defined(USBCON) && ENABLED(BLUETOOTH) #if defined(USBCON) && ENABLED(BLUETOOTH)
HardwareSerial bluetoothSerial; HardwareSerial bluetoothSerial;
#endif #endif
#if ENABLED(EMERGENCY_PARSER)
// Currently looking for: M108, M112, M410
// If you alter the parser please don't forget to update the capabilities in Conditionals_post.h
FORCE_INLINE void emergency_parser(unsigned char c) {
static e_parser_state state = state_RESET;
switch (state) {
case state_RESET:
switch (c) {
case ' ': break;
case 'N': state = state_N; break;
case 'M': state = state_M; break;
default: state = state_IGNORE;
}
break;
case state_N:
switch (c) {
case '0': case '1': case '2':
case '3': case '4': case '5':
case '6': case '7': case '8':
case '9': case '-': case ' ': break;
case 'M': state = state_M; break;
default: state = state_IGNORE;
}
break;
case state_M:
switch (c) {
case ' ': break;
case '1': state = state_M1; break;
case '4': state = state_M4; break;
default: state = state_IGNORE;
}
break;
case state_M1:
switch (c) {
case '0': state = state_M10; break;
case '1': state = state_M11; break;
default: state = state_IGNORE;
}
break;
case state_M10:
state = (c == '8') ? state_M108 : state_IGNORE;
break;
case state_M11:
state = (c == '2') ? state_M112 : state_IGNORE;
break;
case state_M4:
state = (c == '1') ? state_M41 : state_IGNORE;
break;
case state_M41:
state = (c == '0') ? state_M410 : state_IGNORE;
break;
case state_IGNORE:
if (c == '\n') state = state_RESET;
break;
default:
if (c == '\n') {
switch (state) {
case state_M108:
wait_for_user = wait_for_heatup = false;
break;
case state_M112:
kill(PSTR(MSG_KILLED));
break;
case state_M410:
quickstop_stepper();
break;
default:
break;
}
state = state_RESET;
}
}
}
#endif

63
Marlin/MarlinSerial.h

@ -29,8 +29,8 @@
*/ */
#ifndef MarlinSerial_h #ifndef MARLINSERIAL_H
#define MarlinSerial_h #define MARLINSERIAL_H
#include "MarlinConfig.h" #include "MarlinConfig.h"
@ -52,8 +52,7 @@
#define SERIAL_REGNAME_INTERNAL(registerbase,number,suffix) registerbase##number##suffix #define SERIAL_REGNAME_INTERNAL(registerbase,number,suffix) registerbase##number##suffix
#endif #endif
// Registers used by MarlinSerial class (these are expanded // Registers used by MarlinSerial class (expanded depending on selected serial port)
// depending on selected serial port
#define M_UCSRxA SERIAL_REGNAME(UCSR,SERIAL_PORT,A) // defines M_UCSRxA to be UCSRnA where n is the serial port number #define M_UCSRxA SERIAL_REGNAME(UCSR,SERIAL_PORT,A) // defines M_UCSRxA to be UCSRnA where n is the serial port number
#define M_UCSRxB SERIAL_REGNAME(UCSR,SERIAL_PORT,B) #define M_UCSRxB SERIAL_REGNAME(UCSR,SERIAL_PORT,B)
#define M_RXENx SERIAL_REGNAME(RXEN,SERIAL_PORT,) #define M_RXENx SERIAL_REGNAME(RXEN,SERIAL_PORT,)
@ -70,63 +69,56 @@
#define M_U2Xx SERIAL_REGNAME(U2X,SERIAL_PORT,) #define M_U2Xx SERIAL_REGNAME(U2X,SERIAL_PORT,)
#define M_USARTx_UDRE_vect SERIAL_REGNAME(USART,SERIAL_PORT,_UDRE_vect) #define M_USARTx_UDRE_vect SERIAL_REGNAME(USART,SERIAL_PORT,_UDRE_vect)
#define DEC 10 #define DEC 10
#define HEX 16 #define HEX 16
#define OCT 8 #define OCT 8
#define BIN 2 #define BIN 2
#define BYTE 0 #define BYTE 0
#ifndef USBCON #ifndef USBCON
// Define constants and variables for buffering incoming serial data. We're // Define constants and variables for buffering incoming serial data. We're
// using a ring buffer (I think), in which rx_buffer_head is the index of the // using a ring buffer (I think), in which rx_buffer_head is the index of the
// location to which to write the next incoming character and rx_buffer_tail // location to which to write the next incoming character and rx_buffer_tail
// is the index of the location from which to read. // is the index of the location from which to read.
// 256 is the max limit due to uint8_t head and tail. Use only powers of 2. (...,16,32,64,128,256) // 256 is the max limit due to uint8_t head and tail. Use only powers of 2. (...,16,32,64,128,256)
#ifndef RX_BUFFER_SIZE #ifndef RX_BUFFER_SIZE
#define RX_BUFFER_SIZE 128 #define RX_BUFFER_SIZE 128
#endif #endif
#ifndef TX_BUFFER_SIZE #ifndef TX_BUFFER_SIZE
#define TX_BUFFER_SIZE 32 #define TX_BUFFER_SIZE 32
#endif #endif
#if !((RX_BUFFER_SIZE == 256) ||(RX_BUFFER_SIZE == 128) ||(RX_BUFFER_SIZE == 64) ||(RX_BUFFER_SIZE == 32) ||(RX_BUFFER_SIZE == 16) ||(RX_BUFFER_SIZE == 8) ||(RX_BUFFER_SIZE == 4) ||(RX_BUFFER_SIZE == 2)) #if !((RX_BUFFER_SIZE == 256) ||(RX_BUFFER_SIZE == 128) ||(RX_BUFFER_SIZE == 64) ||(RX_BUFFER_SIZE == 32) ||(RX_BUFFER_SIZE == 16) ||(RX_BUFFER_SIZE == 8) ||(RX_BUFFER_SIZE == 4) ||(RX_BUFFER_SIZE == 2))
#error "RX_BUFFER_SIZE has to be a power of 2 and >= 2" #error "RX_BUFFER_SIZE has to be a power of 2 and >= 2"
#endif #endif
#if !((TX_BUFFER_SIZE == 256) ||(TX_BUFFER_SIZE == 128) ||(TX_BUFFER_SIZE == 64) ||(TX_BUFFER_SIZE == 32) ||(TX_BUFFER_SIZE == 16) ||(TX_BUFFER_SIZE == 8) ||(TX_BUFFER_SIZE == 4) ||(TX_BUFFER_SIZE == 2) ||(TX_BUFFER_SIZE == 0)) #if !((TX_BUFFER_SIZE == 256) ||(TX_BUFFER_SIZE == 128) ||(TX_BUFFER_SIZE == 64) ||(TX_BUFFER_SIZE == 32) ||(TX_BUFFER_SIZE == 16) ||(TX_BUFFER_SIZE == 8) ||(TX_BUFFER_SIZE == 4) ||(TX_BUFFER_SIZE == 2) ||(TX_BUFFER_SIZE == 0))
#error TX_BUFFER_SIZE has to be a power of 2 or 0 #error TX_BUFFER_SIZE has to be a power of 2 or 0
#endif #endif
struct ring_buffer_r { struct ring_buffer_r {
unsigned char buffer[RX_BUFFER_SIZE]; unsigned char buffer[RX_BUFFER_SIZE];
volatile uint8_t head; volatile uint8_t head;
volatile uint8_t tail; volatile uint8_t tail;
}; };
#if TX_BUFFER_SIZE > 0 #if TX_BUFFER_SIZE > 0
struct ring_buffer_t { struct ring_buffer_t {
unsigned char buffer[TX_BUFFER_SIZE]; unsigned char buffer[TX_BUFFER_SIZE];
volatile uint8_t head; volatile uint8_t head;
volatile uint8_t tail; volatile uint8_t tail;
}; };
#endif #endif
#if UART_PRESENT(SERIAL_PORT) #if UART_PRESENT(SERIAL_PORT)
extern ring_buffer_r rx_buffer; extern ring_buffer_r rx_buffer;
#if TX_BUFFER_SIZE > 0 #if TX_BUFFER_SIZE > 0
extern ring_buffer_t tx_buffer; extern ring_buffer_t tx_buffer;
#endif #endif
#endif #endif
#if ENABLED(EMERGENCY_PARSER)
#include "language.h"
void emergency_parser(unsigned char c);
#endif
class MarlinSerial { //: public Stream class MarlinSerial { //: public Stream
public: public:
MarlinSerial(); MarlinSerial() {};
static void begin(long); static void begin(long);
static void end(); static void end();
static int peek(void); static int peek(void);
@ -168,9 +160,10 @@ class MarlinSerial { //: public Stream
static void println(unsigned long, int = DEC); static void println(unsigned long, int = DEC);
static void println(double, int = 2); static void println(double, int = 2);
static void println(void); static void println(void);
}; };
extern MarlinSerial customizedSerial;
extern MarlinSerial customizedSerial;
#endif // !USBCON #endif // !USBCON
// Use the UART for Bluetooth in AT90USB configurations // Use the UART for Bluetooth in AT90USB configurations
@ -178,4 +171,4 @@ extern MarlinSerial customizedSerial;
extern HardwareSerial bluetoothSerial; extern HardwareSerial bluetoothSerial;
#endif #endif
#endif #endif // MARLINSERIAL_H

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