Compile only selected PIO environment (#11519)

Marlin/src/HAL/HAL_TEENSY35_36/HAL.cpp

@@ -26,7 +26,7 @@
 #if defined(__MK64FX512__) || defined(__MK66FX1M0__)
 
 #include "HAL.h"
-#include "../Delay.h"
+#include "../shared/Delay.h"
 
 #include <Wire.h>
 

Marlin/src/HAL/HAL_TEENSY35_36/HAL.h

@@ -42,8 +42,8 @@
 #undef sq
 #define sq(x) ((x)*(x))
 
-#include "../math_32bit.h"
-#include "../HAL_SPI.h"
+#include "../shared/math_32bit.h"
+#include "../shared/HAL_SPI.h"
 
 #include "fastio_Teensy.h"
 #include "watchdog_Teensy.h"

Marlin/src/HAL/HAL_TEENSY35_36/persistent_store_eeprom.cpp

@@ -27,7 +27,7 @@
 
 #if ENABLED(EEPROM_SETTINGS)
 
-#include "../persistent_store_api.h"
+#include "../shared/persistent_store_api.h"
 #include <avr/eeprom.h>
 
 bool PersistentStore::access_start() { return true; }

Marlin/src/HAL/HAL_TEENSY35_36/persistent_store_impl.cpp

@@ -0,0 +1,51 @@
+#if defined(__MK64FX512__) || defined(__MK66FX1M0__)
+
+#include "../../inc/MarlinConfig.h"
+
+#if ENABLED(EEPROM_SETTINGS)
+
+#include "../shared/persistent_store_api.h"
+
+namespace HAL {
+namespace PersistentStore {
+
+bool access_start() { return true; }
+bool access_finish() { return true; }
+
+bool write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc) {
+  while (size--) {
+    uint8_t * const p = (uint8_t * const)pos;
+    uint8_t v = *value;
+    // EEPROM has only ~100,000 write cycles,
+    // so only write bytes that have changed!
+    if (v != eeprom_read_byte(p)) {
+      eeprom_write_byte(p, v);
+      if (eeprom_read_byte(p) != v) {
+        SERIAL_ECHO_START();
+        SERIAL_ECHOLNPGM(MSG_ERR_EEPROM_WRITE);
+        return true;
+      }
+    }
+    crc16(crc, &v, 1);
+    pos++;
+    value++;
+  };
+  return false;
+}
+
+bool read_data(int &pos, uint8_t* value, uint16_t size, uint16_t *crc, const bool writing/*=true*/) {
+  do {
+    uint8_t c = eeprom_read_byte((unsigned char*)pos);
+    if (writing) *value = c;
+    crc16(crc, &c, 1);
+    pos++;
+    value++;
+  } while (--size);
+  return false;
+}
+
+} // PersistentStore
+} // HAL
+
+#endif // EEPROM_SETTINGS
+#endif // __MK64FX512__ || __MK66FX1M0__