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optimize command parser for size

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This commit is contained in:
Harald Barth 2021-08-01 22:08:34 +02:00
parent c4f659243e
commit 6571138389
2 changed files with 24 additions and 7 deletions
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4
DCC.h
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@ -64,8 +64,10 @@ enum CALLBACK_STATE : byte {
// Allocations with memory implications..!
// Base system takes approx 900 bytes + 8 per loco. Turnouts, Sensors etc are dynamically created
#ifdef ARDUINO_AVR_UNO
#if defined(ARDUINO_AVR_UNO)
const byte MAX_LOCOS = 20;
#elif defined(ARDUINO_AVR_NANO)
const byte MAX_LOCOS = 30;
#else
const byte MAX_LOCOS = 50;
#endif

27
DCCEXParser.cpp
View File

@ -32,6 +32,16 @@
#include "DIAG.h"
#include <avr/wdt.h>
////////////////////////////////////////////////////////////////////////////////
//
// Figure out if we have enough memory for advanced features
//
#if defined(ARDUINO_AVR_UNO) || defined(ARDUINO_AVR_NANO)
// nope
#else
#define HAS_ENOUGH_MEMORY
#endif
// These keywords are used in the <1> command. The number is what you get if you use the keyword as a parameter.
// To discover new keyword numbers , use the <$ YOURKEYWORD> command
const int16_t HASH_KEYWORD_PROG = -29718;
@ -40,8 +50,6 @@ const int16_t HASH_KEYWORD_JOIN = -30750;
const int16_t HASH_KEYWORD_CABS = -11981;
const int16_t HASH_KEYWORD_RAM = 25982;
const int16_t HASH_KEYWORD_CMD = 9962;
const int16_t HASH_KEYWORD_WIT = 31594;
const int16_t HASH_KEYWORD_WIFI = -5583;
const int16_t HASH_KEYWORD_ACK = 3113;
const int16_t HASH_KEYWORD_ON = 2657;
const int16_t HASH_KEYWORD_DCC = 6436;
@ -49,13 +57,17 @@ const int16_t HASH_KEYWORD_SLOW = -17209;
const int16_t HASH_KEYWORD_PROGBOOST = -6353;
const int16_t HASH_KEYWORD_EEPROM = -7168;
const int16_t HASH_KEYWORD_LIMIT = 27413;
const int16_t HASH_KEYWORD_ETHERNET = -30767;
const int16_t HASH_KEYWORD_MAX = 16244;
const int16_t HASH_KEYWORD_MIN = 15978;
const int16_t HASH_KEYWORD_LCN = 15137;
const int16_t HASH_KEYWORD_RESET = 26133;
const int16_t HASH_KEYWORD_SPEED28 = -17064;
const int16_t HASH_KEYWORD_SPEED128 = 25816;
#ifdef HAS_ENOUGH_MEMORY
const int16_t HASH_KEYWORD_WIFI = -5583;
const int16_t HASH_KEYWORD_ETHERNET = -30767;
const int16_t HASH_KEYWORD_WIT = 31594;
const int16_t HASH_KEYWORD_LCN = 15137;
#endif
int16_t DCCEXParser::stashP[MAX_COMMAND_PARAMS];
bool DCCEXParser::stashBusy;
@ -253,6 +265,7 @@ void DCCEXParser::parse(const FSH * cmd) {
}
// See documentation on DCC class for info on this section
void DCCEXParser::parse(Print *stream, byte *com, RingStream * ringStream)
{
(void)EEPROM; // tell compiler not to warn this is unused
@ -764,21 +777,23 @@ bool DCCEXParser::parseD(Print *stream, int16_t params, int16_t p[])
Diag::CMD = onOff;
return true;
#ifdef HAS_ENOUGH_MEMORY
case HASH_KEYWORD_WIFI: // <D WIFI ON/OFF>
Diag::WIFI = onOff;
return true;
case HASH_KEYWORD_ETHERNET: // <D ETHERNET ON/OFF>
case HASH_KEYWORD_ETHERNET: // <D ETHERNET ON/OFF>
Diag::ETHERNET = onOff;
return true;
case HASH_KEYWORD_WIT: // <D WIT ON/OFF>
Diag::WITHROTTLE = onOff;
return true;
case HASH_KEYWORD_LCN: // <D LCN ON/OFF>
Diag::LCN = onOff;
return true;
#endif
case HASH_KEYWORD_PROGBOOST:
DCC::setProgTrackBoost(true);