tmk_core/protocol/chibios/usb_main.h

   1 /*
   2  * (c) 2015 flabberast <s3+flabbergast@sdfeu.org>
   3  *
   4  * Based on the following work:
   5  *  - Guillaume Duc's raw hid example (MIT License)
   6  *    https://github.com/guiduc/usb-hid-chibios-example
   7  *  - PJRC Teensy examples (MIT License)
   8  *    https://www.pjrc.com/teensy/usb_keyboard.html
   9  *  - hasu's TMK keyboard code (GPL v2 and some code Modified BSD)
  10  *    https://github.com/tmk/tmk_keyboard/
  11  *  - ChibiOS demo code (Apache 2.0 License)
  12  *    http://www.chibios.org
  13  *
  14  * Since some GPL'd code is used, this work is licensed under
  15  * GPL v2 or later.
  16  */
  17
  18
  19 #ifndef _USB_MAIN_H_
  20 #define _USB_MAIN_H_
  21
  22 #include "ch.h"
  23 #include "hal.h"
  24
  25 /* -------------------------
  26  * General USB driver header
  27  * -------------------------
  28  */
  29
  30 /* The USB driver to use */
  31 #define USB_DRIVER USBD1
  32
  33 /* Initialize the USB driver and bus */
  34 void init_usb_driver(USBDriver *usbp);
  35
  36 /* ---------------
  37  * Keyboard header
  38  * ---------------
  39  */
  40
  41 /* main keyboard (6kro) */
  42 #define KBD_INTERFACE   0
  43 #define KBD_ENDPOINT    1
  44 #define KBD_SIZE        8
  45 #define KBD_REPORT_KEYS   (KBD_SIZE - 2)
  46
  47 /* secondary keyboard */
  48 #ifdef NKRO_ENABLE
  49 #define NKRO_INTERFACE    4
  50 #define NKRO_ENDPOINT     5
  51 #define NKRO_SIZE         16
  52 #define NKRO_REPORT_KEYS  (NKRO_SIZE - 1)
  53 #endif
  54
  55 /* this defines report_keyboard_t and computes REPORT_SIZE defines */
  56 #include "report.h"
  57
  58 /* extern report_keyboard_t keyboard_report_sent; */
  59
  60 /* keyboard IN request callback handler */
  61 void kbd_in_cb(USBDriver *usbp, usbep_t ep);
  62
  63 /* start-of-frame handler */
  64 void kbd_sof_cb(USBDriver *usbp);
  65
  66 #ifdef NKRO_ENABLE
  67 /* nkro IN callback hander */
  68 void nkro_in_cb(USBDriver *usbp, usbep_t ep);
  69 #endif /* NKRO_ENABLE */
  70
  71 /* ------------
  72  * Mouse header
  73  * ------------
  74  */
  75
  76 #ifdef MOUSE_ENABLE
  77
  78 #define MOUSE_INTERFACE         1
  79 #define MOUSE_ENDPOINT          2
  80 #define MOUSE_SIZE              8
  81
  82 /* mouse IN request callback handler */
  83 void mouse_in_cb(USBDriver *usbp, usbep_t ep);
  84 #endif /* MOUSE_ENABLE */
  85
  86 /* ---------------
  87  * Extrakey header
  88  * ---------------
  89  */
  90
  91 #ifdef EXTRAKEY_ENABLE
  92
  93 #define EXTRA_INTERFACE         3
  94 #define EXTRA_ENDPOINT          4
  95 #define EXTRA_SIZE              8
  96
  97 /* extrakey IN request callback handler */
  98 void extra_in_cb(USBDriver *usbp, usbep_t ep);
  99
 100 /* extra report structure */
 101 typedef struct {
 102   uint8_t report_id;
 103   uint16_t usage;
 104 } __attribute__ ((packed)) report_extra_t;
 105 #endif /* EXTRAKEY_ENABLE */
 106
 107 /* --------------
 108  * Console header
 109  * --------------
 110  */
 111
 112 #ifdef CONSOLE_ENABLE
 113
 114 #define CONSOLE_INTERFACE      2
 115 #define CONSOLE_ENDPOINT       3
 116 #define CONSOLE_SIZE           16
 117
 118 /* Number of IN reports that can be stored inside the output queue */
 119 #define CONSOLE_QUEUE_CAPACITY 2
 120 #define CONSOLE_QUEUE_BUFFER_SIZE (CONSOLE_QUEUE_CAPACITY * CONSOLE_SIZE)
 121
 122 /* Console flush time */
 123 #define CONSOLE_FLUSH_MS 50
 124
 125 /* Putchar over the USB console */
 126 int8_t sendchar(uint8_t c);
 127 /* wrapper for printf lib */
 128
 129 /* Flush output (send everything immediately) */
 130 void console_flush_output(void);
 131
 132 /* console IN request callback handler */
 133 void console_in_cb(USBDriver *usbp, usbep_t ep);
 134 #endif /* CONSOLE_ENABLE */
 135
 136 void sendchar_pf(void *p, char c);
 137
 138 /* ---------------------------
 139  * Host driver functions (TMK)
 140  * ---------------------------
 141  */
 142
 143 uint8_t keyboard_leds(void);
 144 void send_keyboard(report_keyboard_t *report);
 145 void send_mouse(report_mouse_t *report);
 146 void send_system(uint16_t data);
 147 void send_consumer(uint16_t data);
 148
 149 #endif /* _USB_MAIN_H_ */