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	* Fixed slave-side keyboard half unresponsiveness due to how LUFA handles USB_Disable() * changes to formatting Co-authored-by: Joel Challis <git@zvecr.com> Co-authored-by: Joel Challis <git@zvecr.com>
		
			
				
	
	
		
			139 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			139 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
#include "split_util.h"
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#include "matrix.h"
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#include "keyboard.h"
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#include "config.h"
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#include "timer.h"
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#include "transport.h"
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#include "quantum.h"
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#ifdef PROTOCOL_LUFA
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#    include <LUFA/Drivers/USB/USB.h>
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#endif
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#ifdef PROTOCOL_VUSB
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#    include "usbdrv.h"
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#endif
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#ifdef EE_HANDS
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#    include "eeconfig.h"
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#endif
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#if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT)
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#    include "rgblight.h"
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#endif
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#ifndef SPLIT_USB_TIMEOUT
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#    define SPLIT_USB_TIMEOUT 2000
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#endif
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#ifndef SPLIT_USB_TIMEOUT_POLL
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#    define SPLIT_USB_TIMEOUT_POLL 10
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#endif
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#ifdef PROTOCOL_CHIBIOS
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#    define SPLIT_USB_DETECT  // Force this on for now
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#endif
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volatile bool isLeftHand = true;
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#if defined(SPLIT_USB_DETECT)
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#    if defined(PROTOCOL_LUFA)
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static inline bool usbHasActiveConnection(void) { return USB_Device_IsAddressSet(); }
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static inline void usbDisable(void) {
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    USB_Disable();
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    USB_DeviceState = DEVICE_STATE_Unattached;
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}
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#    elif defined(PROTOCOL_CHIBIOS)
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static inline bool usbHasActiveConnection(void) { return usbGetDriverStateI(&USBD1) == USB_ACTIVE; }
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static inline void usbDisable(void) { usbStop(&USBD1); }
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#    elif defined(PROTOCOL_VUSB)
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static inline bool usbHasActiveConnection(void) {
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    usbPoll();
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    return usbConfiguration;
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}
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static inline void usbDisable(void) { usbDeviceDisconnect(); }
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#    else
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static inline bool usbHasActiveConnection(void) { return true; }
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static inline void usbDisable(void) {}
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#    endif
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bool usbIsActive(void) {
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    for (uint8_t i = 0; i < (SPLIT_USB_TIMEOUT / SPLIT_USB_TIMEOUT_POLL); i++) {
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        // This will return true if a USB connection has been established
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        if (usbHasActiveConnection()) {
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            return true;
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        }
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        wait_ms(SPLIT_USB_TIMEOUT_POLL);
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    }
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    // Avoid NO_USB_STARTUP_CHECK - Disable USB as the previous checks seem to enable it somehow
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    usbDisable();
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    return false;
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}
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#elif defined(PROTOCOL_LUFA)
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static inline bool usbIsActive(void) {
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    USB_OTGPAD_On();  // enables VBUS pad
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    wait_us(5);
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    return USB_VBUS_GetStatus();  // checks state of VBUS
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}
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#else
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static inline bool usbIsActive(void) { return true; }
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#endif
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__attribute__((weak)) bool is_keyboard_left(void) {
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#if defined(SPLIT_HAND_PIN)
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    // Test pin SPLIT_HAND_PIN for High/Low, if low it's right hand
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    setPinInput(SPLIT_HAND_PIN);
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    return readPin(SPLIT_HAND_PIN);
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#elif defined(EE_HANDS)
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    return eeconfig_read_handedness();
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#elif defined(MASTER_RIGHT)
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    return !is_keyboard_master();
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#endif
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    return is_keyboard_master();
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}
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__attribute__((weak)) bool is_keyboard_master(void) {
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    static enum { UNKNOWN, MASTER, SLAVE } usbstate = UNKNOWN;
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    // only check once, as this is called often
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    if (usbstate == UNKNOWN) {
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        usbstate = usbIsActive() ? MASTER : SLAVE;
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    }
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    return (usbstate == MASTER);
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}
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// this code runs before the keyboard is fully initialized
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void split_pre_init(void) {
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    isLeftHand = is_keyboard_left();
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#if defined(RGBLIGHT_ENABLE) && defined(RGBLED_SPLIT)
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    uint8_t num_rgb_leds_split[2] = RGBLED_SPLIT;
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    if (isLeftHand) {
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        rgblight_set_clipping_range(0, num_rgb_leds_split[0]);
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    } else {
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        rgblight_set_clipping_range(num_rgb_leds_split[0], num_rgb_leds_split[1]);
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    }
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#endif
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    if (is_keyboard_master()) {
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#if defined(USE_I2C) && defined(SSD1306OLED)
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        matrix_master_OLED_init();
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#endif
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        transport_master_init();
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    }
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}
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// this code runs after the keyboard is fully initialized
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//   - avoids race condition during matrix_init_quantum where slave can start
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//     receiving before the init process has completed
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void split_post_init(void) {
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    if (!is_keyboard_master()) {
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        transport_slave_init();
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    }
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}
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