rt-thread/bsp/tms320f28379d/libraries/common/source/usb_hal.c

164 lines
5.5 KiB
C
Raw Normal View History

//###########################################################################
//
// FILE: usb_hal.c
//
// TITLE: Wrapper for interrupt functions and USB support pins.
//
//###########################################################################
// $TI Release: F2837xD Support Library v3.05.00.00 $
// $Release Date: Tue Jun 26 03:15:23 CDT 2018 $
// $Copyright:
// Copyright (C) 2013-2018 Texas Instruments Incorporated - http://www.ti.com/
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions
// are met:
//
// Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
//
// Redistributions in binary form must reproduce the above copyright
// notice, this list of conditions and the following disclaimer in the
// documentation and/or other materials provided with the
// distribution.
//
// Neither the name of Texas Instruments Incorporated nor the names of
// its contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// $
//###########################################################################
#include "F2837xD_device.h"
#include "F2837xD_Examples.h"
#include "inc/hw_types.h"
#include "inc/hw_memmap.h"
#include "inc/hw_usb.h"
#include "usb_hal.h"
#include "usb.h"
#include "include/usblib.h"
#include "include/usblibpriv.h"
#include "include/device/usbdevice.h"
#include "include/host/usbhost.h"
#include "include/host/usbhostpriv.h"
#include "include/usblibpriv.h"
//*****************************************************************************
//
//! \addtogroup c2000_specific
//! @{
//
//*****************************************************************************
//*****************************************************************************
//
//! Enables USB related GPIOs to perform their USB function.
//
//*****************************************************************************
void USBGPIOEnable(void)
{
EALLOW;
GpioCtrlRegs.GPBLOCK.all = 0x00000000;
GpioCtrlRegs.GPBAMSEL.bit.GPIO42 = 1;
GpioCtrlRegs.GPBAMSEL.bit.GPIO43 = 1;
//VBUS
GpioCtrlRegs.GPBDIR.bit.GPIO46 = 0;
//ID
GpioCtrlRegs.GPBDIR.bit.GPIO47 = 0;
GpioCtrlRegs.GPDGMUX2.bit.GPIO120 = 3;
GpioCtrlRegs.GPDMUX2.bit.GPIO120 = 3;
GpioCtrlRegs.GPDGMUX2.bit.GPIO121 = 3;
GpioCtrlRegs.GPDMUX2.bit.GPIO121 = 3;
EDIS;
}
//*****************************************************************************
//
//! Disables USB related GPIOs from performing their USB function.
//
//*****************************************************************************
void USBGPIODisable(void)
{
EALLOW;
GpioCtrlRegs.GPBLOCK.all = 0x00000000;
GpioCtrlRegs.GPBAMSEL.bit.GPIO42 = 0;
GpioCtrlRegs.GPBAMSEL.bit.GPIO43 = 0;
GpioCtrlRegs.GPDGMUX2.bit.GPIO120 = 0;
GpioCtrlRegs.GPDMUX2.bit.GPIO120 = 0;
GpioCtrlRegs.GPDGMUX2.bit.GPIO121 = 0;
GpioCtrlRegs.GPDMUX2.bit.GPIO121 = 0;
EDIS;
}
//*****************************************************************************
//
//! Wrapper function to implement mS based delay for USB functions
//
//*****************************************************************************
void USBDelay(uint32_t ui32Delay)
{
DELAY_US(ui32Delay*1000);
}
//*****************************************************************************
//
//! Device interrupt service routine wrapper to make ISR compatible with
//! C2000 PIE controller.
//
//*****************************************************************************
__interrupt void
f28x_USB0DeviceIntHandler(void)
{
USB0DeviceIntHandler();
PieCtrlRegs.PIEACK.all |= 0x0100;
}
//*****************************************************************************
//
//! Host interrupt service routine wrapper to make ISR compatible with
//! C2000 PIE controller.
//
//*****************************************************************************
__interrupt void
f28x_USB0HostIntHandler(void)
{
USB0HostIntHandler();
PieCtrlRegs.PIEACK.all |= 0x0100;
}
//*****************************************************************************
//
//! Dual mode interrupt service routine wrapper to make ISR compatible with
//! C2000 PIE controller.
//
//*****************************************************************************
__interrupt void
f28x_USB0DualModeIntHandler(void)
{
USB0DualModeIntHandler();
PieCtrlRegs.PIEACK.all |= 0x0100;
}
//*****************************************************************************
//
// Close the c2000_specific Doxygen group.
//! @}
//
//*****************************************************************************