usb/drivers/class/hid.c

   1 #include "../../core/core.h"
   2 #include "../../core/usb.h"
   3 #include "../../usbspec/usb11spec.h"
   4 #include "../../../malloc.h"
   5 #include "../../../string.h"
   6
   7 #include "hid.h"
   8
   9 struct usb_driver hidkb = {
  10         .name     = "hidkb",
  11         .probe  = usb_hidkb_probe,
  12         .check  = usb_hidkb_check,
  13         .data     = NULL
  14 };
  15
  16 void usb_hidkb_init()
  17 {
  18         usb_register_driver(&hidkb);
  19 }
  20
  21
  22 void usb_hidkb_probe()
  23 {
  24         struct usb_device *dev;
  25         struct element *iterator = core.devices->head;
  26
  27         while(iterator != NULL) {
  28                 dev = (struct usb_device*)iterator->data;
  29
  30                 if(dev->conf->intf->bInterfaceClass == HID_CLASSCODE &&
  31                                 dev->conf->intf->bInterfaceSubClass == 1 && /* keyboard support boot protocol? */
  32                                 dev->conf->intf->bInterfaceProtocol == 1) { /* keyboard? */
  33
  34
  35                         hidkb.data = (void*) dev;
  36                 }
  37
  38                 iterator=iterator->next;
  39         }
  40 }
  41
  42
  43 void usb_hidkb_check()
  44 {
  45 }
  46
  47 struct kbrep *usb_hidkb_getChars() {
  48         struct usb_device *dev = (struct usb_device*) hidkb.data;
  49         struct kbrep *ret = (struct kbrep*) malloc(sizeof(struct kbrep));
  50
  51         memset(ret, 0, 8);
  52         s8 epnum = dev->conf->intf->endp->bEndpointAddress & 0xf;
  53         (void) usb_interrupt_read(dev, epnum, (u8*) ret, 8, 0);
  54         printf("============\nusb_interrupt_read:\n");
  55         hexdump((void*)ret, 8);
  56
  57         return ret;
  58 }
  59