Implement connection keycode logic (#25176)

3 files changed, 21 insertions, 0 deletions

diff --git a/quantum/nvm/eeprom/nvm_eeconfig.c b/quantum/nvm/eeprom/nvm_eeconfig.c
index d6c388f3bc..d9495d2753 100644
--- a/quantum/nvm/eeprom/nvm_eeconfig.c
+++ b/quantum/nvm/eeprom/nvm_eeconfig.c
@@ -41,6 +41,10 @@
 #    include "haptic.h"
 #endif
 
+#ifdef CONNECTION_ENABLE
+#    include "connection.h"
+#endif
+
 void nvm_eeconfig_erase(void) {
 #ifdef EEPROM_DRIVER
     eeprom_driver_format(false);
@@ -196,6 +200,15 @@ void nvm_eeconfig_update_haptic(const haptic_config_t *haptic_config) {
 }
 #endif // HAPTIC_ENABLE
 
+#ifdef CONNECTION_ENABLE
+void nvm_eeconfig_read_connection(connection_config_t *config) {
+    config->raw = eeprom_read_byte(EECONFIG_CONNECTION);
+}
+void nvm_eeconfig_update_connection(const connection_config_t *config) {
+    eeprom_update_byte(EECONFIG_CONNECTION, config->raw);
+}
+#endif // CONNECTION_ENABLE
+
 bool nvm_eeconfig_read_handedness(void) {
     return !!eeprom_read_byte(EECONFIG_HANDEDNESS);
 }
diff --git a/quantum/nvm/eeprom/nvm_eeprom_eeconfig_internal.h b/quantum/nvm/eeprom/nvm_eeprom_eeconfig_internal.h
index 6efbf9480b..41b76f1f65 100644
--- a/quantum/nvm/eeprom/nvm_eeprom_eeconfig_internal.h
+++ b/quantum/nvm/eeprom/nvm_eeprom_eeconfig_internal.h
@@ -27,6 +27,7 @@ typedef struct PACKED {
     };
     uint32_t haptic;
     uint8_t  rgblight_ext;
+    uint8_t  connection;
 } eeprom_core_t;
 
 /* EEPROM parameter address */
@@ -46,6 +47,7 @@ typedef struct PACKED {
 #define EECONFIG_RGB_MATRIX (uint64_t *)(offsetof(eeprom_core_t, rgb_matrix))
 #define EECONFIG_HAPTIC (uint32_t *)(offsetof(eeprom_core_t, haptic))
 #define EECONFIG_RGBLIGHT_EXTENDED (uint8_t *)(offsetof(eeprom_core_t, rgblight_ext))
+#define EECONFIG_CONNECTION (uint8_t *)(offsetof(eeprom_core_t, connection))
 
 // Size of EEPROM being used for core data storage
 #define EECONFIG_BASE_SIZE ((uint8_t)sizeof(eeprom_core_t))
diff --git a/quantum/nvm/nvm_eeconfig.h b/quantum/nvm/nvm_eeconfig.h
index 131f61d534..40827361ca 100644
--- a/quantum/nvm/nvm_eeconfig.h
+++ b/quantum/nvm/nvm_eeconfig.h
@@ -87,6 +87,12 @@ void                          nvm_eeconfig_read_haptic(haptic_config_t *haptic_c
 void                          nvm_eeconfig_update_haptic(const haptic_config_t *haptic_config);
 #endif // HAPTIC_ENABLE
 
+#ifdef CONNECTION_ENABLE
+typedef union connection_config_t connection_config_t;
+void                              nvm_eeconfig_read_connection(connection_config_t *config);
+void                              nvm_eeconfig_update_connection(const connection_config_t *config);
+#endif // CONNECTION_ENABLE
+
 bool nvm_eeconfig_read_handedness(void);
 void nvm_eeconfig_update_handedness(bool val);