Merge pull request prusa3d#3377 from leptun/MK3_fix_lang_reserved_area

Fix lang reserved area alignment

Author: leptun

Firmware/Marlin_main.cpp

@@ -1246,9 +1246,9 @@ void setup()
 		printf_P(_n("_SEC_LANG_TABLE checksum = %04x\n"), sum);
 		sum = (sum >> 8) | ((sum & 0xff) << 8); //swap bytes
 		if (sum == header.checksum)
-			puts_P(_n("Checksum OK"), sum);
+			puts_P(_n("Checksum OK"));
 		else
-			puts_P(_n("Checksum NG"), sum);
+			puts_P(_n("Checksum NG"));
 	}
 	else
 		puts_P(_n("lang_get_header failed!"));

Firmware/language.c

@@ -1,6 +1,7 @@
 //language.c
 #include "language.h"
 #include <avr/pgmspace.h>
+#include <avr/io.h>
 #include <avr/eeprom.h>
 #include "bootapp.h"
 
@@ -28,7 +29,7 @@ uint8_t lang_is_selected(void) { return 1; }
 #else //(LANG_MODE == 0) //secondary languages in progmem or xflash
 
 //reserved xx kbytes for secondary language table
-const char _SEC_LANG[LANG_SIZE_RESERVED] PROGMEM_I2 = "_SEC_LANG";
+const char _SEC_LANG[LANG_SIZE_RESERVED] __attribute__((aligned(SPM_PAGESIZE))) PROGMEM_I2 = "_SEC_LANG";
 
 //primary language signature
 const uint32_t _PRI_LANG_SIGNATURE[1] __attribute__((section(".progmem0"))) = {0xffffffff};
@@ -264,7 +265,7 @@ uint16_t lang_print_sec_lang(FILE* out)
 	printf_P(_n(" _lt_resv0        = 0x%04x\n"), _lt_resv0);
 	printf_P(_n(" _lt_resv1        = 0x%08lx\n"), _lt_resv1);
 	if (_lt_magic != LANG_MAGIC) return 0;
-	puts_P(_n(" strings:\n"));
+	puts_P(_n(" strings:"));
 	uint16_t ui = _SEC_LANG_TABLE; //table pointer
 	for (ui = 0; ui < _lt_count; ui++)
 		fprintf_P(out, _n("  %3d %S\n"), ui, lang_get_sec_lang_str_by_id(ui));

Firmware/language.h

@@ -117,7 +117,7 @@ extern const char _SEC_LANG[LANG_SIZE_RESERVED];
 extern const char* lang_get_translation(const char* s);
 /** @def _SEC_LANG_TABLE
  *  @brief Align table to start of 256 byte page */
-#define _SEC_LANG_TABLE ((((uint16_t)&_SEC_LANG) + 0x00ff) & 0xff00)
+#define _SEC_LANG_TABLE ((uint16_t)&_SEC_LANG)
 #endif //(LANG_MODE != 0)
 
 /** @brief selects language, eeprom is updated in case of success */