Diff: USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/src/function/usb0_function_controlrw.c

Revision:

35:a8484e16c2f3

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/TARGET_RENESAS/TARGET_RZ_A1H/src/function/usb0_function_controlrw.c	Thu Nov 06 11:01:12 2014 +0000
@@ -0,0 +1,142 @@
+/*******************************************************************************
+* DISCLAIMER
+* This software is supplied by Renesas Electronics Corporation and is only
+* intended for use with Renesas products. No other uses are authorized. This
+* software is owned by Renesas Electronics Corporation and is protected under
+* all applicable laws, including copyright laws.
+* THIS SOFTWARE IS PROVIDED "AS IS" AND RENESAS MAKES NO WARRANTIES REGARDING
+* THIS SOFTWARE, WHETHER EXPRESS, IMPLIED OR STATUTORY, INCLUDING BUT NOT
+* LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE
+* AND NON-INFRINGEMENT. ALL SUCH WARRANTIES ARE EXPRESSLY DISCLAIMED.
+* TO THE MAXIMUM EXTENT PERMITTED NOT PROHIBITED BY LAW, NEITHER RENESAS
+* ELECTRONICS CORPORATION NOR ANY OF ITS AFFILIATED COMPANIES SHALL BE LIABLE
+* FOR ANY DIRECT, INDIRECT, SPECIAL, INCIDENTAL OR CONSEQUENTIAL DAMAGES FOR
+* ANY REASON RELATED TO THIS SOFTWARE, EVEN IF RENESAS OR ITS AFFILIATES HAVE
+* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
+* Renesas reserves the right, without notice, to make changes to this software
+* and to discontinue the availability of this software. By using this software,
+* you agree to the additional terms and conditions found by accessing the
+* following link:
+* http://www.renesas.com/disclaimer
+* Copyright (C) 2012 - 2014 Renesas Electronics Corporation. All rights reserved.
+*******************************************************************************/
+/*******************************************************************************
+* File Name    : usb0_function_controlrw.c
+* $Rev: 1116 $
+* $Date:: 2014-07-09 16:29:19 +0900#$
+* Device(s)    : RZ/A1H
+* Tool-Chain   :
+* OS           : None
+* H/W Platform :
+* Description  : RZ/A1H R7S72100 USB Sample Program
+* Operation    :
+* Limitations  :
+*******************************************************************************/
+
+
+/*******************************************************************************
+Includes   <System Includes> , "Project Includes"
+*******************************************************************************/
+#include "usb0_function.h"
+
+
+/*******************************************************************************
+Typedef definitions
+*******************************************************************************/
+
+
+/*******************************************************************************
+Macro definitions
+*******************************************************************************/
+
+
+/*******************************************************************************
+Imported global variables and functions (from other files)
+*******************************************************************************/
+
+
+/*******************************************************************************
+Exported global variables and functions (to be accessed by other files)
+*******************************************************************************/
+
+
+/*******************************************************************************
+Private global variables and functions
+*******************************************************************************/
+
+
+/*******************************************************************************
+* Function Name: usb0_api_function_CtrlReadStart
+* Description  : Executes the USB control read transfer.
+*              : USB host controller <- USB device
+* Arguments    : uint16_t size     ; Data Size
+*              : uint8_t  *data    ; Data Address
+* Return Value : DEVDRV_USBF_WRITEEND          ; End of data write
+*              : DEVDRV_USBF_WRITESHRT         ; End of short data write
+*              : DEVDRV_USBF_WRITING           ; Continue of data write
+*              : DEVDRV_USBF_FIFOERROR         ; FIFO access error
+*******************************************************************************/
+uint16_t usb0_api_function_CtrlReadStart (uint32_t size, uint8_t * data)
+{
+    uint16_t status;
+    uint16_t mbw;
+
+    usb0_function_set_pid_nak(USB_FUNCTION_PIPE0);
+
+    g_usb0_function_data_count[USB_FUNCTION_PIPE0]   = size;
+    g_usb0_function_data_pointer[USB_FUNCTION_PIPE0] = data;
+
+    mbw = usb0_function_get_mbw(g_usb0_function_data_count[USB_FUNCTION_PIPE0],
+                                 (uint32_t)g_usb0_function_data_pointer[USB_FUNCTION_PIPE0]);
+    usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_CUSE, USB_FUNCTION_CFIFO_WRITE, mbw);
+    USB200.CFIFOCTR = USB_FUNCTION_BITBCLR;
+
+    status = usb0_function_write_buffer_c(USB_FUNCTION_PIPE0);
+
+    /* Peripheral Control sequence */
+    switch (status)
+    {
+        case DEVDRV_USBF_WRITESHRT:                                     /* End of data write */
+        case DEVDRV_USBF_WRITEEND:                                      /* End of data write (not null) */
+        case DEVDRV_USBF_WRITING:                                       /* Continue of data write */
+            usb0_function_enable_bemp_int(USB_FUNCTION_PIPE0);          /* Enable Empty Interrupt */
+            usb0_function_set_pid_buf(USB_FUNCTION_PIPE0);              /* Set BUF */
+        break;
+
+        case DEVDRV_USBF_FIFOERROR:                                     /* FIFO access error */
+        break;
+
+        default:
+        break;
+    }
+
+    return status;                                                      /* End or Err or Continue */
+}
+
+/*******************************************************************************
+* Function Name: usb0_api_function_CtrlWriteStart
+* Description  : Executes the USB control write transfer.
+*              : USB host controller -> USB device
+* Arguments    : uint16_t  size         ; Data Size
+*              : uint8_t  *data         ; Data Address
+* Return Value : none
+*******************************************************************************/
+void usb0_api_function_CtrlWriteStart (uint32_t size, uint8_t * data)
+{
+    uint16_t mbw;
+
+    usb0_function_set_pid_nak(USB_FUNCTION_PIPE0);
+
+    g_usb0_function_data_count[USB_FUNCTION_PIPE0]   = size;
+    g_usb0_function_data_pointer[USB_FUNCTION_PIPE0] = data;
+
+    mbw = usb0_function_get_mbw(g_usb0_function_data_count[USB_FUNCTION_PIPE0],
+                                (uint32_t)g_usb0_function_data_pointer[USB_FUNCTION_PIPE0]);
+    usb0_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_CUSE, USB_FUNCTION_CFIFO_WRITE, mbw);
+    USB200.CFIFOCTR = USB_FUNCTION_BITBCLR;
+
+    usb0_function_enable_brdy_int(USB_FUNCTION_PIPE0);
+    usb0_function_set_pid_buf(USB_FUNCTION_PIPE0);
+}
+
+/* End of File */