Support for 2MB boards with 1MB SPIFFS and 4 sectors for EEPROM

code/eagle.flash.1m0m1s.ld

@@ -1,4 +1,4 @@
-/* Flash Split for 1M chips */
+/* Flash Split for 1M chips, no SPIFFS, 1 sector for EEPROM */
 /* sketch 999KB */
 /* eeprom 4KB */
 /* reserved 16KB */

code/eagle.flash.1m0m2s.ld

@@ -1,4 +1,4 @@
-/* Flash Split for 1M chips, no SPIFFS */
+/* Flash Split for 1M chips, no SPIFFS, 2 sectors for EEPROM */
 /* sketch 995KB */
 /* eeprom 8KB */
 /* reserved 16KB */
@@ -13,7 +13,7 @@ MEMORY
 
 PROVIDE ( _SPIFFS_start = 0x402FA000 );
 PROVIDE ( _SPIFFS_end = 0x402FA000 );
-PROVIDE ( _SPIFFS_page = 0 );
-PROVIDE ( _SPIFFS_block = 0 );
+PROVIDE ( _SPIFFS_page = 0x0 );
+PROVIDE ( _SPIFFS_block = 0x0 );
 
 INCLUDE "../ld/eagle.app.v6.common.ld"

code/eagle.flash.2m1m4s.ld

@@ -0,0 +1,20 @@
+/* Flash Split for 2M chips, ~1M SPIFFS, 4 sectors for EEPROM */
+/* sketch 1019KB */
+/* spiffs 992KB */
+/* eeprom 16KB */
+/* reserved 16KB */
+
+MEMORY
+{
+  dport0_0_seg :                        org = 0x3FF00000, len = 0x10
+  dram0_0_seg :                         org = 0x3FFE8000, len = 0x14000
+  iram1_0_seg :                         org = 0x40100000, len = 0x8000
+  irom0_0_seg :                         org = 0x40201010, len = 0xfeff0
+}
+
+PROVIDE ( _SPIFFS_start = 0x40300000 );
+PROVIDE ( _SPIFFS_end = 0x403F8000 );
+PROVIDE ( _SPIFFS_page = 0x100 );
+PROVIDE ( _SPIFFS_block = 0x2000 );
+
+INCLUDE "../ld/eagle.app.v6.common.ld"

code/eagle.flash.4m1m4s.ld

@@ -1,4 +1,4 @@
-/* Flash Split for 4M chips */
+/* Flash Split for 4M chips, ~1M for SPIFFS, 4 sectors for EEPROM */
 /* sketch 1019KB */
 /* empty/ota? 2048KB */
 /* spiffs 992KB */

code/eagle.flash.4m3m4e.ld

@@ -1,4 +1,4 @@
-/* Flash Split for 4M chips */
+/* Flash Split for 4M chips, ~3M for SPIFFS, 4 sectors for EEPROM */
 /* sketch 1019KB */
 /* spiffs 3040KB */
 /* eeprom 16KB */

code/eagle.flash.512k0m1s.ld

@@ -1,4 +1,4 @@
-/* Flash Split for 512K chips */
+/* Flash Split for 512K chips, no SPIFFS, 1 sector for EEPROM */
 /* sketch 487KB */
 /* eeprom 4KB */
 /* reserved 16KB */

code/espurna/utils.ino

@@ -52,10 +52,6 @@ String getCoreRevision() {
     #endif
 }
 
-unsigned long maxSketchSpace() {
-    return (ESP.getFreeSketchSpace() - 0x1000) & 0xFFFFF000;
-}
-
 // WTF
 // Calling ESP.getFreeHeap() is making the system crash on a specific
 // AiLight bulb, but anywhere else...

code/ota.py

@@ -209,7 +209,7 @@ def input_board():
     # Choose board size of none before
     if board.get('size', 0) == 0:
         try:
-            board['size'] = int(input("Board memory size (1 for 1M, 4 for 4M): "))
+            board['size'] = int(input("Board memory size (1 for 1M, 2 for 2M, 4 for 4M): "))
         except ValueError:
             print("Wrong memory size")
             return None

code/platformio.ini

@@ -41,6 +41,7 @@ debug_flags = -DDEBUG_ESP_CORE -DDEBUG_ESP_SSL -DDEBUG_ESP_WIFI -DDEBUG_ESP_HTTP
 build_flags = -g -w -DMQTT_MAX_PACKET_SIZE=400 -DNO_GLOBAL_EEPROM ${sysenv.ESPURNA_FLAGS} -DPIO_FRAMEWORK_ARDUINO_LWIP_HIGHER_BANDWIDTH
 build_flags_512k = ${common.build_flags} -Wl,-Teagle.flash.512k0m1s.ld
 build_flags_1m0m = ${common.build_flags} -Wl,-Teagle.flash.1m0m1s.ld
+build_flags_2m1m = ${common.build_flags} -Wl,-Teagle.flash.2m1m4s.ld
 build_flags_4m1m = ${common.build_flags} -Wl,-Teagle.flash.4m1m4s.ld
 build_flags_4m3m = ${common.build_flags} -Wl,-Teagle.flash.4m3m4s.ld
 
@@ -55,6 +56,7 @@ upload_flags = --auth="${sysenv.ESPURNA_AUTH}"
 # ------------------------------------------------------------------------------
 framework = arduino
 board_1m = esp01_1m
+board_2m = esp_wroom_02
 board_4m = esp12e
 flash_mode = dout
 monitor_speed = 115200
@@ -108,6 +110,17 @@ build_flags = ${common.build_flags_1m0m} -DESPURNA_CORE
 monitor_speed = ${common.monitor_speed}
 extra_scripts = ${common.extra_scripts}
 
+[env:espurna-core-2MB]
+platform = ${common.platform}
+framework = ${common.framework}
+board = ${common.board_2m}
+board_build.flash_mode = ${common.flash_mode}
+lib_deps = ${common.lib_deps}
+lib_ignore = ${common.lib_ignore}
+build_flags = ${common.build_flags_2m1m} -DESPURNA_CORE
+monitor_speed = ${common.monitor_speed}
+extra_scripts = ${common.extra_scripts}
+
 [env:espurna-core-4MB]
 platform = ${common.platform}
 framework = ${common.framework}
@@ -136,6 +149,19 @@ upload_port = ${common.upload_port}
 upload_flags = ${common.upload_flags}
 extra_scripts = ${common.extra_scripts}
 
+[env:esp8266-2m-ota]
+platform = ${common.platform}
+framework = ${common.framework}
+board = ${common.board_2m}
+board_build.flash_mode = ${common.flash_mode}
+lib_deps = ${common.lib_deps}
+lib_ignore = ${common.lib_ignore}
+build_flags = ${common.build_flags_2m1m} -D${sysenv.ESPURNA_BOARD}
+upload_speed = ${common.upload_speed}
+upload_port = ${common.upload_port}
+upload_flags = ${common.upload_flags}
+extra_scripts = ${common.extra_scripts}
+
 [env:esp8266-4m-ota]
 platform = ${common.platform}
 framework = ${common.framework}
@@ -2529,7 +2555,7 @@ board = ${common.board_1m}
 board_build.flash_mode = ${common.flash_mode}
 lib_deps = ${common.lib_deps}
 lib_ignore = ${common.lib_ignore}
-build_flags = ${common.build_flags_1m0m} -DALLTERCO_SHELLY1
+build_flags = ${common.build_flags_2m1m} -DALLTERCO_SHELLY1
 monitor_speed = ${common.monitor_speed}
 extra_scripts = ${common.extra_scripts}
 
@@ -2540,7 +2566,7 @@ board = ${common.board_1m}
 board_build.flash_mode = ${common.flash_mode}
 lib_deps = ${common.lib_deps}
 lib_ignore = ${common.lib_ignore}
-build_flags = ${common.build_flags_1m0m} -DALLTERCO_SHELLY1
+build_flags = ${common.build_flags_2m1m} -DALLTERCO_SHELLY1
 upload_speed = ${common.upload_speed}
 upload_port = ${common.upload_port}
 upload_flags = ${common.upload_flags}