Sternenlabor/WLED
1
0
Fork 0
Code Issues Pull Requests 1 Packages Projects Releases Wiki Activity

Implement JSON buffer in PSRAM to free up DRAM.

Browse Source
This commit is contained in:
Blaz Kristan
2023-12-21 21:30:17 +01:00
parent 4e105492ca
commit 1f81fb9284
19 changed files with 106 additions and 75 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
wled00/wled.cpp
View File

@@ -346,6 +346,11 @@ void WLED::setup()
DEBUG_PRINT(F("heap ")); DEBUG_PRINTLN(ESP.getFreeHeap());
#if defined(ARDUINO_ARCH_ESP32) && defined(BOARD_HAS_PSRAM)
/*
* The following code is obsolete as PinManager::isPinOK() will return false for reserved GPIO.
* Additionally xml.cpp will inform UI about reserved GPIO.
*
#if defined(CONFIG_IDF_TARGET_ESP32S3)
// S3: reserve GPIO 33-37 for "octal" PSRAM
managed_pin_type pins[] = { {33, true}, {34, true}, {35, true}, {36, true}, {37, true} };
@@ -363,12 +368,17 @@ void WLED::setup()
managed_pin_type pins[] = { {16, true}, {17, true} };
pinManager.allocateMultiplePins(pins, sizeof(pins)/sizeof(managed_pin_type), PinOwner::SPI_RAM);
#endif
*/
#if defined(WLED_USE_PSRAM)
pDoc = new PSRAMDynamicJsonDocument(2*JSON_BUFFER_SIZE);
if (!pDoc) pDoc = new PSRAMDynamicJsonDocument(JSON_BUFFER_SIZE); // falback if double sized buffer could not be allocated
// if the above still fails requestJsonBufferLock() will always return false preventing crashes
if (psramFound()) {
DEBUG_PRINT(F("Total PSRAM: ")); DEBUG_PRINT(ESP.getPsramSize()/1024); DEBUG_PRINTLN("kB");
DEBUG_PRINT(F("Free PSRAM : ")); DEBUG_PRINT(ESP.getFreePsram()/1024); DEBUG_PRINTLN("kB");
}
#else
if (!pDoc) pDoc = &gDoc; // just in case ... (it should be globally assigned)
DEBUG_PRINTLN(F("PSRAM not used."));
#endif
#endif