1st Release
Fork of USBDevice by
Diff: USBDevice/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb1/src/function/usb1_function_controlrw.c
- Revision:
- 62:c1549af978d6
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBDevice/TARGET_RENESAS/TARGET_VK_RZ_A1H/usb1/src/function/usb1_function_controlrw.c Fri Apr 29 01:16:25 2016 +0100 @@ -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 : usb1_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 "usb1_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: usb1_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 usb1_api_function_CtrlReadStart (uint32_t size, uint8_t * data) +{ + uint16_t status; + uint16_t mbw; + + usb1_function_set_pid_nak(USB_FUNCTION_PIPE0); + + g_usb1_function_data_count[USB_FUNCTION_PIPE0] = size; + g_usb1_function_data_pointer[USB_FUNCTION_PIPE0] = data; + + mbw = usb1_function_get_mbw(g_usb1_function_data_count[USB_FUNCTION_PIPE0], + (uint32_t)g_usb1_function_data_pointer[USB_FUNCTION_PIPE0]); + usb1_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_CUSE, USB_FUNCTION_CFIFO_WRITE, mbw); + USB201.CFIFOCTR = USB_FUNCTION_BITBCLR; + + status = usb1_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 */ + usb1_function_enable_bemp_int(USB_FUNCTION_PIPE0); /* Enable Empty Interrupt */ + usb1_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: usb1_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 usb1_api_function_CtrlWriteStart (uint32_t size, uint8_t * data) +{ + uint16_t mbw; + + usb1_function_set_pid_nak(USB_FUNCTION_PIPE0); + + g_usb1_function_data_count[USB_FUNCTION_PIPE0] = size; + g_usb1_function_data_pointer[USB_FUNCTION_PIPE0] = data; + + mbw = usb1_function_get_mbw(g_usb1_function_data_count[USB_FUNCTION_PIPE0], + (uint32_t)g_usb1_function_data_pointer[USB_FUNCTION_PIPE0]); + usb1_function_set_curpipe(USB_FUNCTION_PIPE0, USB_FUNCTION_CUSE, USB_FUNCTION_CFIFO_WRITE, mbw); + USB201.CFIFOCTR = USB_FUNCTION_BITBCLR; + + usb1_function_enable_brdy_int(USB_FUNCTION_PIPE0); + usb1_function_set_pid_buf(USB_FUNCTION_PIPE0); +} + +/* End of File */