diff options
Diffstat (limited to 'src/hid.c')
| -rw-r--r-- | src/hid.c | 126 |
1 files changed, 0 insertions, 126 deletions
diff --git a/src/hid.c b/src/hid.c deleted file mode 100644 index 8feb1cb..0000000 --- a/src/hid.c +++ /dev/null @@ -1,126 +0,0 @@ -#include "project.h" - -static const uint8_t hid_report_descriptor[] = { - 0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */ - 0x09, 0x02, /* USAGE (Mouse) */ - 0xa1, 0x01, /* COLLECTION (Application) */ - 0x09, 0x01, /* USAGE (Pointer) */ - 0xa1, 0x00, /* COLLECTION (Physical) */ - 0x05, 0x09, /* USAGE_PAGE (Button) */ - 0x19, 0x01, /* USAGE_MINIMUM (Button 1) */ - 0x29, 0x03, /* USAGE_MAXIMUM (Button 3) */ - 0x15, 0x00, /* LOGICAL_MINIMUM (0) */ - 0x25, 0x01, /* LOGICAL_MAXIMUM (1) */ - 0x95, 0x03, /* REPORT_COUNT (3) */ - 0x75, 0x01, /* REPORT_SIZE (1) */ - 0x81, 0x02, /* INPUT (Data,Var,Abs) */ - 0x95, 0x01, /* REPORT_COUNT (1) */ - 0x75, 0x05, /* REPORT_SIZE (5) */ - 0x81, 0x01, /* INPUT (Cnst,Ary,Abs) */ - 0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */ - 0x09, 0x30, /* USAGE (X) */ - 0x09, 0x31, /* USAGE (Y) */ - 0x09, 0x38, /* USAGE (Wheel) */ - 0x15, 0x81, /* LOGICAL_MINIMUM (-127) */ - 0x25, 0x7f, /* LOGICAL_MAXIMUM (127) */ - 0x75, 0x08, /* REPORT_SIZE (8) */ - 0x95, 0x03, /* REPORT_COUNT (3) */ - 0x81, 0x06, /* INPUT (Data,Var,Rel) */ - 0xc0, /* END_COLLECTION */ - 0x09, 0x3c, /* USAGE (Motion Wakeup) */ - 0x05, 0xff, /* USAGE_PAGE (Vendor Defined Page 1) */ - 0x09, 0x01, /* USAGE (Vendor Usage 1) */ - 0x15, 0x00, /* LOGICAL_MINIMUM (0) */ - 0x25, 0x01, /* LOGICAL_MAXIMUM (1) */ - 0x75, 0x01, /* REPORT_SIZE (1) */ - 0x95, 0x02, /* REPORT_COUNT (2) */ - 0xb1, 0x22, /* FEATURE (Data,Var,Abs,NPrf) */ - 0x75, 0x06, /* REPORT_SIZE (6) */ - 0x95, 0x01, /* REPORT_COUNT (1) */ - 0xb1, 0x01, /* FEATURE (Cnst,Ary,Abs) */ - 0xc0 /* END_COLLECTION */ -}; - -static const struct { - struct usb_hid_descriptor hid_descriptor; - struct { - uint8_t bReportDescriptorType; - uint16_t wDescriptorLength; - } __attribute__((packed)) hid_report; -} __attribute__((packed)) hid_function = { - .hid_descriptor = { - .bLength = sizeof(hid_function), - .bDescriptorType = USB_DT_HID, - .bcdHID = 0x0100, - .bCountryCode = 0, - .bNumDescriptors = 1, - }, - .hid_report = { - .bReportDescriptorType = USB_DT_REPORT, - .wDescriptorLength = sizeof(hid_report_descriptor), - }, -}; - -const struct usb_endpoint_descriptor hid_endpoint = { - .bLength = USB_DT_ENDPOINT_SIZE, - .bDescriptorType = USB_DT_ENDPOINT, - .bEndpointAddress = 0x81, - .bmAttributes = USB_ENDPOINT_ATTR_INTERRUPT, - .wMaxPacketSize = 4, - .bInterval = 0x20, -}; - -const struct usb_interface_descriptor hid_iface = { - .bLength = USB_DT_INTERFACE_SIZE, - .bDescriptorType = USB_DT_INTERFACE, - .bInterfaceNumber = 0, - .bAlternateSetting = 0, - .bNumEndpoints = 1, - .bInterfaceClass = USB_CLASS_HID, - .bInterfaceSubClass = 1, /* boot */ - .bInterfaceProtocol = 2, /* mouse */ - .iInterface = 0, - - .endpoint = &hid_endpoint, - - .extra = &hid_function, - .extralen = sizeof(hid_function), -}; - -/* Buffer to be used for control requests. */ -uint8_t usbd_control_buffer[128]; - -int hid_control_request(usbd_device *usbd_dev, struct usb_setup_data *req, uint8_t **buf, uint16_t *len, - void (**complete)(usbd_device *usbd_dev, struct usb_setup_data *req)) -{ - (void)complete; - (void)usbd_dev; - - if ((req->bmRequestType != 0x81) || - (req->bRequest != USB_REQ_GET_DESCRIPTOR) || - (req->wValue != 0x2200)) - return 0; - - /* Handle the HID report descriptor. */ - *buf = (uint8_t *)hid_report_descriptor; - *len = sizeof(hid_report_descriptor); - - return 1; -} - -void hid_test(void) -{ - static int x = 0; - static int dir = 1; - uint8_t buf[4] = {0, 0, 0, 0}; - - buf[1] = dir; - x += dir; - if (x > 30) - dir = -dir; - if (x < -30) - dir = -dir; - - usbd_ep_write_packet(usbd_dev, 0x81, buf, 4); -} - |