1 files changed, 31 insertions, 24 deletions
diff --git a/quantum/dynamic_keymap.c b/quantum/dynamic_keymap.c
index ca056f630e..11d28592d6 100644
--- a/quantum/dynamic_keymap.c
+++ b/quantum/dynamic_keymap.c
@@ -20,28 +20,37 @@
 #include "progmem.h"  // to read default from flash
 #include "quantum.h"  // for send_string()
 #include "dynamic_keymap.h"
-
-#ifdef DYNAMIC_KEYMAP_ENABLE
-
-#    ifndef DYNAMIC_KEYMAP_EEPROM_ADDR
-#        error DYNAMIC_KEYMAP_EEPROM_ADDR not defined
-#    endif
-
-#    ifndef DYNAMIC_KEYMAP_LAYER_COUNT
-#        error DYNAMIC_KEYMAP_LAYER_COUNT not defined
-#    endif
-
-#    ifndef DYNAMIC_KEYMAP_MACRO_COUNT
-#        error DYNAMIC_KEYMAP_MACRO_COUNT not defined
-#    endif
-
-#    ifndef DYNAMIC_KEYMAP_MACRO_EEPROM_ADDR
-#        error DYNAMIC_KEYMAP_MACRO_EEPROM_ADDR not defined
-#    endif
-
-#    ifndef DYNAMIC_KEYMAP_MACRO_EEPROM_SIZE
-#        error DYNAMIC_KEYMAP_MACRO_EEPROM_SIZE not defined
-#    endif
+#include "via.h" // for default VIA_EEPROM_ADDR_END
+
+#ifndef DYNAMIC_KEYMAP_LAYER_COUNT
+#   define DYNAMIC_KEYMAP_LAYER_COUNT 4
+#endif
+
+#ifndef DYNAMIC_KEYMAP_MACRO_COUNT
+#   define DYNAMIC_KEYMAP_MACRO_COUNT 16
+#endif
+
+// If DYNAMIC_KEYMAP_EEPROM_ADDR not explicitly defined in config.h,
+// default it start after VIA_EEPROM_CUSTOM_ADDR+VIA_EEPROM_CUSTOM_SIZE
+#ifndef DYNAMIC_KEYMAP_EEPROM_ADDR
+#   ifdef VIA_EEPROM_CUSTOM_CONFIG_ADDR
+#       define DYNAMIC_KEYMAP_EEPROM_ADDR (VIA_EEPROM_CUSTOM_CONFIG_ADDR+VIA_EEPROM_CUSTOM_CONFIG_SIZE)
+#   else
+#       error DYNAMIC_KEYMAP_EEPROM_ADDR not defined
+#   endif 
+#endif
+
+// Dynamic macro starts after dynamic keymaps
+#ifndef DYNAMIC_KEYMAP_MACRO_EEPROM_ADDR
+#   define DYNAMIC_KEYMAP_MACRO_EEPROM_ADDR (DYNAMIC_KEYMAP_EEPROM_ADDR+(DYNAMIC_KEYMAP_LAYER_COUNT*MATRIX_ROWS*MATRIX_COLS*2))
+#endif
+
+// Dynamic macro uses up all remaining memory
+// Assumes 1K EEPROM on ATMega32U4
+// Override for anything different
+#ifndef DYNAMIC_KEYMAP_MACRO_EEPROM_SIZE
+#   define DYNAMIC_KEYMAP_MACRO_EEPROM_SIZE (1024-DYNAMIC_KEYMAP_MACRO_EEPROM_ADDR)
+#endif
 
 uint8_t dynamic_keymap_get_layer_count(void) { return DYNAMIC_KEYMAP_LAYER_COUNT; }
 
@@ -208,5 +217,3 @@ void dynamic_keymap_macro_send(uint8_t id) {
         send_string(data);
     }
 }
-
-#endif  // DYNAMIC_KEYMAP_ENABLE