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-rw-r--r--quantum/quantum.c34
-rw-r--r--quantum/quantum.h9
-rw-r--r--quantum/template/avr/config.h3
-rw-r--r--quantum/template/ps2avrgb/config.h4
4 files changed, 49 insertions, 1 deletions
diff --git a/quantum/quantum.c b/quantum/quantum.c
index c9bec6740..5f1a691c8 100644
--- a/quantum/quantum.c
+++ b/quantum/quantum.c
@@ -949,8 +949,40 @@ void tap_random_base64(void) {
}
}
+__attribute__((weak))
+void bootmagic_lite(void) {
+ // The lite version of TMK's bootmagic based on Wilba.
+ // 100% less potential for accidentally making the
+ // keyboard do stupid things.
+
+ // We need multiple scans because debouncing can't be turned off.
+ matrix_scan();
+ #if defined(DEBOUNCING_DELAY) && DEBOUNCING_DELAY > 0
+ wait_ms(DEBOUNCING_DELAY * 2);
+ #elif defined(DEBOUNCE) && DEBOUNCE > 0
+ wait_ms(DEBOUNCE * 2);
+ #else
+ wait_ms(30);
+ #endif
+ matrix_scan();
+
+ // If the Esc and space bar are held down on power up,
+ // reset the EEPROM valid state and jump to bootloader.
+ // Assumes Esc is at [0,0].
+ // This isn't very generalized, but we need something that doesn't
+ // rely on user's keymaps in firmware or EEPROM.
+ if (matrix_get_row(BOOTMAGIC_LITE_ROW) & (1 << BOOTMAGIC_LITE_COLUMN)) {
+ eeconfig_disable();
+ // Jump to bootloader.
+ bootloader_jump();
+ }
+}
+
void matrix_init_quantum() {
- if (!eeconfig_is_enabled() && !eeconfig_is_disabled()) {
+ #ifdef BOOTMAGIC_LITE
+ bootmagic_lite();
+ #endif
+ if (!eeconfig_is_enabled()) {
eeconfig_init();
}
#ifdef BACKLIGHT_ENABLE
diff --git a/quantum/quantum.h b/quantum/quantum.h
index 87a61356c..1d3ee033f 100644
--- a/quantum/quantum.h
+++ b/quantum/quantum.h
@@ -224,6 +224,15 @@ bool process_action_kb(keyrecord_t *record);
bool process_record_kb(uint16_t keycode, keyrecord_t *record);
bool process_record_user(uint16_t keycode, keyrecord_t *record);
+#ifndef BOOTMAGIC_LITE_COLUMN
+ #define BOOTMAGIC_LITE_COLUMN 0
+#endif
+#ifndef BOOTMAGIC_LITE_ROW
+ #define BOOTMAGIC_LITE_ROW 0
+#endif
+
+void bootmagic_lite(void);
+
void reset_keyboard(void);
void startup_user(void);
diff --git a/quantum/template/avr/config.h b/quantum/template/avr/config.h
index caa72af0c..56395f376 100644
--- a/quantum/template/avr/config.h
+++ b/quantum/template/avr/config.h
@@ -222,3 +222,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#endif
*/
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/quantum/template/ps2avrgb/config.h b/quantum/template/ps2avrgb/config.h
index d2c83781f..4ff3513bc 100644
--- a/quantum/template/ps2avrgb/config.h
+++ b/quantum/template/ps2avrgb/config.h
@@ -44,3 +44,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
/* key combination for command */
#define IS_COMMAND() (keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)))
+
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0