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CMSIS_5-develop/CMSIS/DAP/Firmware/Examples/MCU-LINK/USB_LPC55xxx.h

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+/* -----------------------------------------------------------------------------
+ * Copyright (c) 2021 ARM Ltd.
+ *
+ * This software is provided 'as-is', without any express or implied warranty.
+ * In no event will the authors be held liable for any damages arising from
+ * the use of this software. Permission is granted to anyone to use this
+ * software for any purpose, including commercial applications, and to alter
+ * it and redistribute it freely, subject to the following restrictions:
+ *
+ * 1. The origin of this software must not be misrepresented; you must not
+ *    claim that you wrote the original software. If you use this software in
+ *    a product, an acknowledgment in the product documentation would be
+ *    appreciated but is not required.
+ *
+ * 2. Altered source versions must be plainly marked as such, and must not be
+ *    misrepresented as being the original software.
+ *
+ * 3. This notice may not be removed or altered from any source distribution.
+ *
+ *
+ * $Date:        28. June 2021
+ * $Revision:    V1.0
+ *
+ * Project:      USB Driver Definitions for NXP LPC55xxx
+ * -------------------------------------------------------------------------- */
+
+#ifndef __USB_LPC55XXX_H
+#define __USB_LPC55XXX_H
+
+#include <stdint.h>
+
+// USB Device Endpoint Interrupt definitions
+#define USB_INT_EP_MSK                    (0x0FFFU)
+#define USB_INT_EP(ep_idx)                ((1U << (ep_idx)) & USB_INT_EP_MSK)
+
+// USB Driver State Flags
+// Device State Flags
+#define USBD_DRIVER_FLAG_INITIALIZED      (1U      )
+#define USBD_DRIVER_FLAG_POWERED          (1U << 1 )
+
+// Transfer information structure
+typedef struct {
+  uint32_t max_packet_sz;
+  uint32_t num;
+  uint32_t num_transferred_total;
+  uint32_t num_transferring;
+  uint8_t *buf;
+} EP_TRANSFER;
+
+// Endpoint command/status
+typedef struct {
+  uint32_t buff_addr_offset     : 11;
+  uint32_t NBytes               : 15;
+  uint32_t ep_type_periodic     : 1;
+  uint32_t toggle_value         : 1;
+  uint32_t toggle_reset         : 1;
+  uint32_t stall                : 1;
+  uint32_t ep_disabled          : 1;
+  uint32_t active               : 1;
+} EP_CMD;
+
+// Endpoint structure
+typedef struct __EP {
+  EP_CMD      * const cmd;
+  uint8_t     * const buf;
+  EP_TRANSFER * const transfer;
+  uint16_t            buf_offset;
+} EP;
+
+#endif /* __USB_LPC55XXX_H */