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authormarksard <38324387+marksard@users.noreply.github.com>2019-04-04 14:56:22 +0900
committerDrashna Jaelre <drashna@live.com>2019-04-03 22:56:22 -0700
commitdebd902a3d5788beab8580a26c84d7db2365a638 (patch)
tree5d45358a2655fbbd2d5ecd5941a5fad61de5fd51 /keyboards/treadstone48/rev1/split_util.c
parent4f4fad83737546db6dd04af9e26320ef7d0610dd (diff)
[Keyboard] add treeadstone48 (#5405)
* Keyboard: add treeadstone48 * rename layout defines * Use of pragma once * move common include code * fixed info.json * change keymap layout from kc to normal * fix alpha revision keymap * fixed info.json * remove USE_Link_Time_Optimization
Diffstat (limited to 'keyboards/treadstone48/rev1/split_util.c')
-rw-r--r--keyboards/treadstone48/rev1/split_util.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/keyboards/treadstone48/rev1/split_util.c b/keyboards/treadstone48/rev1/split_util.c
new file mode 100644
index 0000000000..e1ff8b4379
--- /dev/null
+++ b/keyboards/treadstone48/rev1/split_util.c
@@ -0,0 +1,70 @@
+#include <avr/io.h>
+#include <avr/wdt.h>
+#include <avr/power.h>
+#include <avr/interrupt.h>
+#include <util/delay.h>
+#include <avr/eeprom.h>
+#include "split_util.h"
+#include "matrix.h"
+#include "keyboard.h"
+
+#ifdef USE_MATRIX_I2C
+# include "i2c.h"
+#else
+# include "split_scomm.h"
+#endif
+
+volatile bool isLeftHand = true;
+
+static void setup_handedness(void) {
+ #ifdef EE_HANDS
+ isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
+ #else
+ // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
+ #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
+ isLeftHand = !has_usb();
+ #else
+ isLeftHand = has_usb();
+ #endif
+ #endif
+}
+
+static void keyboard_master_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+ i2c_master_init();
+#else
+ serial_master_init();
+#endif
+}
+
+static void keyboard_slave_setup(void) {
+
+#ifdef USE_MATRIX_I2C
+ i2c_slave_init(SLAVE_I2C_ADDRESS);
+#else
+ serial_slave_init();
+#endif
+}
+
+bool has_usb(void) {
+ USBCON |= (1 << OTGPADE); //enables VBUS pad
+ _delay_us(5);
+ return (USBSTA & (1<<VBUS)); //checks state of VBUS
+}
+
+void split_keyboard_setup(void) {
+ setup_handedness();
+
+ if (has_usb()) {
+ keyboard_master_setup();
+ } else {
+ keyboard_slave_setup();
+ }
+ sei();
+}
+
+// this code runs before the usb and keyboard is initialized
+void matrix_setup(void) {
+ split_keyboard_setup();
+}