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/*******************************************************************************
* 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_api.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"
#include "dev_drv.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_init
* Description : Initializes the USB module in the USB function mode.
* Arguments : uint8_t int_level ; interruput level
* : uint16_t mode : Speed modes
* : : USB_FUCNTION_HIGH_SPEED: High-speed device
* : : USB_FUCNTION_FULL_SPEED: Full-speed device
* : uint16_t clockmode ; 48MHz ; USBFCLOCK_X1_48MHZ
* : ; 12MHz ; USBFCLOCK_EXTAL_12MHZ
* Return Value : none
*******************************************************************************/
#if 0
void usb1_api_function_init (uint8_t int_level, uint16_t mode, uint16_t clockmode)
{
volatile uint8_t dummy_buf;
CPG.STBCR7 &= 0xfc; /*The clock of USB0/1 modules is permitted */
dummy_buf = CPG.STBCR7; /* (Dummy read) */
usb1_function_setting_interrupt(int_level);
usb1_function_reset_module(clockmode); /* reset USB module with setting tranciever */
/* and HSE=1 */
usb1_function_init_status(); /* clear variables */
usb1_function_InitModule(mode); /* select USB Function and Interrupt Enable */
/* Detect USB Device to attach or detach */
}
#endif
/*******************************************************************************
* Function Name: usb1_api_function_IsConfigured
* Description : Checks if the USB device is configured to return the result as
* : the return value.
* Arguments : none
* Return Value : DEVDRV_USBF_YES : Configured & Configured Suspend
* : DEVDRV_USBF_NO : not Configured
*******************************************************************************/
uint16_t usb1_api_function_IsConfigured (void)
{
uint16_t dvst;
dvst = usb1_function_GetDeviceState();
if ((dvst == USB_FUNCTION_DVST_CONFIGURED) ||
(dvst == USB_FUNCTION_DVST_CONFIGURED_SUSPEND))
{
return DEVDRV_USBF_YES;
}
return DEVDRV_USBF_NO;
}
/*******************************************************************************
* Function Name: usb1_function_GetDeviceState
* Description : Returns the state of USB device.
* Arguments : none
* Return Value : Device States
*******************************************************************************/
uint16_t usb1_function_GetDeviceState (void)
{
uint16_t dvsq;
uint16_t dvst;
dvsq = USB201.INTSTS0;
switch (dvsq & USB_FUNCTION_BITDVSQ)
{
case USB_FUNCTION_DS_POWR: /* Power state *//* power-on */
dvst = USB_FUNCTION_DVST_POWERED;
break;
case USB_FUNCTION_DS_DFLT: /* Default state *//* bus-reset */
dvst = USB_FUNCTION_DVST_DEFAULT;
break;
case USB_FUNCTION_DS_ADDS: /* Address state */
dvst = USB_FUNCTION_DVST_ADDRESS;
break;
case USB_FUNCTION_DS_CNFG: /* Configured state */
dvst = USB_FUNCTION_DVST_CONFIGURED;
break;
case USB_FUNCTION_DS_SPD_CNFG: /* Configured Suspend state */
dvst = USB_FUNCTION_DVST_CONFIGURED_SUSPEND;
break;
case USB_FUNCTION_DS_SPD_POWR: /* Power Suspend state */
case USB_FUNCTION_DS_SPD_DFLT: /* Default Suspend state */
case USB_FUNCTION_DS_SPD_ADDR: /* Address Suspend state */
dvst = USB_FUNCTION_DVST_SUSPEND;
break;
default: /* error */
dvst = USB_FUNCTION_DVST_SUSPEND;
break;
}
return dvst;
}
/*******************************************************************************
* Function Name: usb1_api_function_start_receive_transfer
* Description : Starts USB data reception using the pipe specified in the argument.
* : The FIFO for using is set in the pipe definition table.
* Arguments : uint16_t pipe ; Pipe Number
* : uint32_t size ; Data Size
* : uint8_t *data ; Data data Address
* Return Value : none
*******************************************************************************/
void usb1_api_function_start_receive_transfer (uint16_t pipe, uint32_t size, uint8_t * data)
{
usb1_function_start_receive_transfer(pipe, size, data);
}
/*******************************************************************************
* Function Name: usb1_api_function_start_send_transfer
* Description : Starts the USB data communication using pipe specified by the argument.
* Arguments : uint16_t pipe ; Pipe Number
* : uint32_t size ; Data Size
* : uint8_t *data ; Data data Address
* Return Value : DEVDRV_USBF_WRITEEND ; Write end
* : DEVDRV_USBF_WRITESHRT ; short data
* : DEVDRV_USBF_WRITING ; Continue of data write
* : DEVDRV_USBF_WRITEDMA ; Write DMA
* : DEVDRV_USBF_FIFOERROR ; FIFO status
*******************************************************************************/
uint16_t usb1_api_function_start_send_transfer (uint16_t pipe, uint32_t size, uint8_t * data)
{
uint16_t status;
status = usb1_function_start_send_transfer(pipe, size, data);
return status;
}
/*******************************************************************************
* Function Name: usb1_api_function_check_pipe_status
* Description : Starts USB data reception using the pipe specified in the argument.
* : The FIFO for using is set in the pipe definition table.
* Arguments : uint16_t pipe ; Pipe Number
* : uint32_t *size ; Data Size
* Return Value : Pipe Status
*******************************************************************************/
uint16_t usb1_api_function_check_pipe_status (uint16_t pipe, uint32_t * size)
{
if (g_usb1_function_pipe_status[pipe] == DEVDRV_USBF_PIPE_DONE)
{
*size = g_usb1_function_PipeDataSize[pipe];
g_usb1_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_IDLE;
return DEVDRV_USBF_PIPE_DONE;
}
else if (g_usb1_function_pipe_status[pipe] == DEVDRV_USBF_PIPE_NORES)
{
*size = 0;
g_usb1_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_IDLE;
return DEVDRV_USBF_PIPE_NORES;
}
else if (g_usb1_function_pipe_status[pipe] == DEVDRV_USBF_PIPE_STALL)
{
*size = 0;
g_usb1_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_IDLE;
return DEVDRV_USBF_PIPE_STALL;
}
else if (g_usb1_function_pipe_status[pipe] == DEVDRV_USBF_FIFOERROR)
{
*size = 0;
g_usb1_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_IDLE;
return DEVDRV_USBF_FIFOERROR;
}
else
{
/* Do Nothing */
}
return g_usb1_function_pipe_status[pipe];
}
/*******************************************************************************
* Function Name: usb1_api_function_clear_pipe_status
* Description : Starts USB data reception using the pipe specified in the argument.
* : The FIFO for using is set in the pipe definition table.
* Arguments : uint16_t pipe ; Pipe Number
* Return Value : Pipe Status
*******************************************************************************/
void usb1_api_function_clear_pipe_status (uint16_t pipe)
{
g_usb1_function_pipe_status[pipe] = DEVDRV_USBF_PIPE_IDLE;
g_usb1_function_PipeDataSize[pipe] = 0;
}
/*******************************************************************************
* Function Name: usb1_api_function_set_pid_buf
* Description : Enables communicaqtion in the pipe specified by the argument
* : (BUF).
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_pid_buf (uint16_t pipe)
{
usb1_function_set_pid_buf(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_set_pid_nak
* Description : Disables communication (NAK) in the pipe specified by the argument.
* : When the pipe status was enabling communication (BUF) before
* : executing before executing this function, waits in the software
* : until the pipe becomes ready after setting disabled.
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_pid_nak (uint16_t pipe)
{
usb1_function_set_pid_nak(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_set_pid_stall
* Description : Disables communication (STALL) in the pipe specified by the
* : argument.
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_pid_stall (uint16_t pipe)
{
usb1_function_set_pid_stall(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_clear_pid_stall
* Description : Disables communication (NAK) in the pipe specified by the argument.
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_clear_pid_stall (uint16_t pipe)
{
usb1_function_clear_pid_stall(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_get_pid
* Description : Returns the pipe state specified by the argument.
* Arguments : uint16_t pipe ; Pipe Number
* Return Value : PID
*******************************************************************************/
uint16_t usb1_api_function_get_pid (uint16_t pipe)
{
uint16_t pid;
pid = usb1_function_get_pid(pipe);
return pid;
}
/*******************************************************************************
* Function Name: usb1_api_function_check_stall
* Description :
* Arguments : uint16_t pipe ; Pipe Number
* Return Value : PID
*******************************************************************************/
int32_t usb1_api_function_check_stall (uint16_t pipe)
{
uint16_t pid;
pid = usb1_function_get_pid(pipe);
if ((pid & DEVDRV_USBF_PID_STALL) == DEVDRV_USBF_PID_STALL)
{
return DEVDRV_USBF_STALL;
}
return DEVDRV_SUCCESS;
}
/*******************************************************************************
* Function Name: usb1_api_function_set_sqclr
* Description : Sets the sequence bit of the pipe specified by the argument to
* : DATA0.
* Arguments : uint16_t pipe ; Pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_sqclr (uint16_t pipe)
{
usb1_function_set_sqclr(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_set_sqset
* Description : Sets the sequence bit of the pipe specified by the argument to
* : DATA1.
* Arguments : uint16_t pipe ; Pipe number
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_sqset (uint16_t pipe)
{
usb1_function_set_sqset(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_set_csclr
* Description : CSPLIT status clear setting of sprit transaction in specified
* : pipe is performed.
* : When SQSET bit or SQCLR bit, and SQSET bit or SQCLR bit
* : in DCPCTR register are continuously changed (when the sequence
* : toggle bit of data PID is continuously changed over two or more pipes),
* : the access cycle with 120 ns and more than 5 cycle bus clock is necessary.
* : Do not set both SQCLR bit and SQSET bit to 1 at the same time.
* : In addition, both bits should be operated after PID is set to NAK.
* : However, when it is set to the isochronous transfer as the transfer type
* : (TYPE=11), writing in SQSET bit is disabled.
* Arguments : uint16_t pipe ; Pipe number
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_csclr (uint16_t pipe)
{
usb1_function_set_csclr(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_set_curpipe
* Description : Allocates FIF0 specifed by the argument in the pipe assigned
* : by the argument.
* Arguments : uint16_t pipe ; Pipe Number
* : uint16_t fifosel ; Select FIFO
* : uint16_t isel ; FIFO Access Direction
* : uint16_t mbw ; FIFO Port Access Bit Width
* Return Value : none
*******************************************************************************/
void usb1_api_function_set_curpipe (uint16_t pipe, uint16_t fifosel, uint16_t isel, uint16_t mbw)
{
usb1_function_set_curpipe(pipe, fifosel, isel, mbw);
}
/*******************************************************************************
* Function Name: usb1_api_function_clear_brdy_sts
* Description : Clear BRDY interrupt status in the pipe spceified by the argument.
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_clear_brdy_sts (uint16_t pipe)
{
usb1_function_clear_brdy_sts(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_clear_bemp_sts
* Description : Clear BEMP interrupt status in the pipe spceified by the argument.
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_clear_bemp_sts (uint16_t pipe)
{
usb1_function_clear_bemp_sts(pipe);
}
/*******************************************************************************
* Function Name: usb1_api_function_clear_nrdy_sts
* Description : Clear NRDY interrupt status in the pipe spceified by the argument.
* Arguments : uint16_t pipe ; pipe Number
* Return Value : none
*******************************************************************************/
void usb1_api_function_clear_nrdy_sts (uint16_t pipe)
{
usb1_function_clear_nrdy_sts(pipe);
}
/* End of File */
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