apply 6.0.2 patch and add additional architectures and toolchain supportv6.0.2_rel

20 files changed, 4395 insertions, 0 deletions

diff --git a/ports/arm9/gnu/inc/ux_port.h b/ports/arm9/gnu/inc/ux_port.h
new file mode 100644
index 0000000..c689e22
--- /dev/null
+++ b/ports/arm9/gnu/inc/ux_port.h
@@ -0,0 +1,216 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                            ARM9/GNU       */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     16
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+/* Define memory barrier instruction.  */
+
+#define UX_DATA_MEMORY_BARRIER  __asm__ __volatile__("MCR p15, 0, r0, c7, c10, 4");
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX ARM9/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/arm9/iar/inc/ux_port.h b/ports/arm9/iar/inc/ux_port.h
new file mode 100644
index 0000000..d747134
--- /dev/null
+++ b/ports/arm9/iar/inc/ux_port.h
@@ -0,0 +1,223 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                            ARM9/IAR       */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     2
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+/* Define memory barrier instruction.  */
+
+#define UX_DATA_MEMORY_BARRIER  __asm volatile("MCR p15, 0, r0, c7, c10, 4");
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX ARM9/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a15/gnu/inc/ux_port.h b/ports/cortex_a15/gnu/inc/ux_port.h
new file mode 100644
index 0000000..0f6cb9f
--- /dev/null
+++ b/ports/cortex_a15/gnu/inc/ux_port.h
@@ -0,0 +1,212 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A15/GNU    */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     16
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A15/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a5/gnu/inc/ux_port.h b/ports/cortex_a5/gnu/inc/ux_port.h
new file mode 100644
index 0000000..ce74705
--- /dev/null
+++ b/ports/cortex_a5/gnu/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A5/GNU     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     16
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A5/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a5/iar/inc/ux_port.h b/ports/cortex_a5/iar/inc/ux_port.h
new file mode 100644
index 0000000..0910d52
--- /dev/null
+++ b/ports/cortex_a5/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A5/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     16
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A5/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a5x/ac6/inc/ux_port.h b/ports/cortex_a5x/ac6/inc/ux_port.h
new file mode 100644
index 0000000..55a1011
--- /dev/null
+++ b/ports/cortex_a5x/ac6/inc/ux_port.h
@@ -0,0 +1,236 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A5x/AC6    */ 
+/*                                                           6.0.1        */ 
+/*                                                                        */
+/*  AUTHOR                                                                */ 
+/*                                                                        */ 
+/*    TCRG, Express Logic, Inc.                                           */ 
+/*                                                                        */ 
+/*  DESCRIPTION                                                           */ 
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */ 
+/**************************************************************************/ 
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (2*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     16
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+/* Define the extension to hold the control block for 64-bit mode.  */
+#define UX_THREAD_EXTENSION_PTR_SET(a, b)                   { \
+                                                                TX_THREAD *thread_ptr; \
+                                                                thread_ptr = (TX_THREAD *) (a); \
+                                                                (thread_ptr -> tx_thread_extension_ptr) = (VOID *)(b); \
+                                                            }
+#define UX_THREAD_EXTENSION_PTR_GET(a, b, c)                { \
+                                                                UX_PARAMETER_NOT_USED(c); \
+                                                                TX_THREAD *thread_ptr; \
+                                                                thread_ptr = tx_thread_identify(); \
+                                                                (a) = (b *)(thread_ptr -> tx_thread_extension_ptr); \
+                                                            }
+
+#define UX_TIMER_EXTENSION_PTR_SET(a, b)                    { \
+                                                                TX_TIMER *timer_ptr; \
+                                                                timer_ptr = (TX_TIMER *) (a);   \
+                                                                (timer_ptr -> tx_timer_internal.tx_timer_internal_extension_ptr) = (VOID *)(b); \
+                                                            }
+#define UX_TIMER_EXTENSION_PTR_GET(a, b, c)                 { \
+                                                                UX_PARAMETER_NOT_USED(c); \
+                                                                if (!_tx_timer_expired_timer_ptr -> tx_timer_internal_extension_ptr) \
+                                                                    return; \
+                                                                (a) = (b *)(_tx_timer_expired_timer_ptr -> tx_timer_internal_extension_ptr); \
+                                                            }
+
+#define UX_MEDIA_RESERVED_FOR_USER_PTR_SET(a, b)            (a) -> fx_media_reserved_for_user_extension_ptr = (VOID *)(b);
+#define UX_MEDIA_RESERVED_FOR_USER_PTR_GET(a, b, c)         (a) = (b *)(c -> fx_media_reserved_for_user_extension_ptr);
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A5x/AC6 Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a7/gnu/inc/ux_port.h b/ports/cortex_a7/gnu/inc/ux_port.h
new file mode 100644
index 0000000..0efe0c9
--- /dev/null
+++ b/ports/cortex_a7/gnu/inc/ux_port.h
@@ -0,0 +1,223 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A7/GNU     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+/* Define memory barrier instruction.  */
+
+#define UX_DATA_MEMORY_BARRIER  __asm__ __volatile__("DMB");
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A7/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a7/iar/inc/ux_port.h b/ports/cortex_a7/iar/inc/ux_port.h
new file mode 100644
index 0000000..c63ec1f
--- /dev/null
+++ b/ports/cortex_a7/iar/inc/ux_port.h
@@ -0,0 +1,223 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A7/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+/* Define memory barrier instruction.  */
+
+#define UX_DATA_MEMORY_BARRIER  __asm volatile("DMB");
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A7/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a8/gnu/inc/ux_port.h b/ports/cortex_a8/gnu/inc/ux_port.h
new file mode 100644
index 0000000..ad3bea5
--- /dev/null
+++ b/ports/cortex_a8/gnu/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A8/GNU     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A8/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a8/iar/inc/ux_port.h b/ports/cortex_a8/iar/inc/ux_port.h
new file mode 100644
index 0000000..6521fa8
--- /dev/null
+++ b/ports/cortex_a8/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-A8/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-A8/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a9/gnu/inc/ux_port.h b/ports/cortex_a9/gnu/inc/ux_port.h
new file mode 100644
index 0000000..d1eed79
--- /dev/null
+++ b/ports/cortex_a9/gnu/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                            ARM9/GNU       */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX ARM9/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_a9/iar/inc/ux_port.h b/ports/cortex_a9/iar/inc/ux_port.h
new file mode 100644
index 0000000..8de41e2
--- /dev/null
+++ b/ports/cortex_a9/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                            ARM9/IAR       */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX ARM9/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_m0/iar/inc/ux_port.h b/ports/cortex_m0/iar/inc/ux_port.h
new file mode 100644
index 0000000..5b9e7ce
--- /dev/null
+++ b/ports/cortex_m0/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-M0/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 1
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           1
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          1
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      1
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           70
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           16
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       0
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (1*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    1
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     1
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     1
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    2048
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-M0/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_m3/iar/inc/ux_port.h b/ports/cortex_m3/iar/inc/ux_port.h
new file mode 100644
index 0000000..7f8f383
--- /dev/null
+++ b/ports/cortex_m3/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-M3/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 2
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           2
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          1
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      2
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       2
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    1
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     1
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     1
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    2048
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-M3/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_m4/iar/inc/ux_port.h b/ports/cortex_m4/iar/inc/ux_port.h
new file mode 100644
index 0000000..fb4f6d5
--- /dev/null
+++ b/ports/cortex_m4/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-M4/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 2
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           2
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       8
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     2
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    2048
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-M4/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_m7/iar/inc/ux_port.h b/ports/cortex_m7/iar/inc/ux_port.h
new file mode 100644
index 0000000..9a104cb
--- /dev/null
+++ b/ports/cortex_m7/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-M7/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           4
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       16
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     2
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-M7/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_r4/gnu/inc/ux_port.h b/ports/cortex_r4/gnu/inc/ux_port.h
new file mode 100644
index 0000000..b874903
--- /dev/null
+++ b/ports/cortex_r4/gnu/inc/ux_port.h
@@ -0,0 +1,215 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-R4/GNU     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-R4/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_r4/iar/inc/ux_port.h b/ports/cortex_r4/iar/inc/ux_port.h
new file mode 100644
index 0000000..15183a1
--- /dev/null
+++ b/ports/cortex_r4/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-R4/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-R4/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_r5/gnu/inc/ux_port.h b/ports/cortex_r5/gnu/inc/ux_port.h
new file mode 100644
index 0000000..d9fab7c
--- /dev/null
+++ b/ports/cortex_r5/gnu/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-R5/GNU     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-R5/GNU Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+
diff --git a/ports/cortex_r5/iar/inc/ux_port.h b/ports/cortex_r5/iar/inc/ux_port.h
new file mode 100644
index 0000000..bfbcc7e
--- /dev/null
+++ b/ports/cortex_r5/iar/inc/ux_port.h
@@ -0,0 +1,219 @@
+/**************************************************************************/
+/*                                                                        */
+/*       Copyright (c) Microsoft Corporation. All rights reserved.        */
+/*                                                                        */
+/*       This software is licensed under the Microsoft Software License   */
+/*       Terms for Microsoft Azure RTOS. Full text of the license can be  */
+/*       found in the LICENSE file at https://aka.ms/AzureRTOS_EULA       */
+/*       and in the root directory of this software.                      */
+/*                                                                        */
+/**************************************************************************/
+
+
+/**************************************************************************/
+/**************************************************************************/
+/**                                                                       */ 
+/** USBX Component                                                        */ 
+/**                                                                       */
+/**   Port Specific                                                       */
+/**                                                                       */
+/**************************************************************************/
+/**************************************************************************/
+
+
+/**************************************************************************/ 
+/*                                                                        */ 
+/*  PORT SPECIFIC C INFORMATION                            RELEASE        */ 
+/*                                                                        */ 
+/*    ux_port.h                                         Cortex-R5/IAR     */ 
+/*                                                           6.0.1        */
+/*                                                                        */
+/*  AUTHOR                                                                */
+/*                                                                        */
+/*    Chaoqiong Xiao, Microsoft Corporation                               */
+/*                                                                        */
+/*  DESCRIPTION                                                           */
+/*                                                                        */ 
+/*    This file contains data type definitions that make USBX function    */ 
+/*    identically on a variety of different processor architectures.      */ 
+/*                                                                        */ 
+/*  RELEASE HISTORY                                                       */ 
+/*                                                                        */ 
+/*    DATE              NAME                      DESCRIPTION             */ 
+/*                                                                        */ 
+/*  06-30-2020     Chaoqiong Xiao           Initial Version 6.0.1         */
+/*                                                                        */
+/**************************************************************************/
+
+#ifndef UX_PORT_H
+#define UX_PORT_H
+
+
+/* Determine if the optional USBX user define file should be used.  */
+
+#ifdef UX_INCLUDE_USER_DEFINE_FILE
+
+
+/* Yes, include the user defines in ux_user.h. The defines in this file may 
+   alternately be defined on the command line.  */
+
+#include "ux_user.h"
+#endif
+
+
+/* Include library header files.  */
+
+#include <stdio.h>
+#include <string.h>
+
+
+/* CPU definition for X86 systems without preemptive timer function.
+   This will make USBX uses the controller for the timer. */
+
+#undef THREADX_X86_NO_PTIMER
+
+
+/* For X86 systems, the define #define UX_USE_IO_INSTRUCTIONS should be used.  */
+
+
+/* Define additional generic USBX types.  */
+
+typedef long                        SLONG;
+
+
+/*  Generic USBX Project constants follow.  */
+
+#ifndef UX_PERIODIC_RATE
+#define UX_PERIODIC_RATE                                    100
+#endif
+
+#ifndef UX_MAX_CLASS_DRIVER
+#define UX_MAX_CLASS_DRIVER                                 8
+#endif
+
+#ifndef UX_MAX_SLAVE_CLASS_DRIVER
+#define UX_MAX_SLAVE_CLASS_DRIVER                           3
+#endif
+
+#ifndef UX_MAX_HCD
+#define UX_MAX_HCD                                          2
+#endif
+
+#ifndef UX_MAX_DEVICES
+#define UX_MAX_DEVICES                                      8
+#endif
+
+#ifndef UX_MAX_ED
+#define UX_MAX_ED                                           80
+#endif
+
+#ifndef UX_MAX_TD
+#define UX_MAX_TD                                           32
+#endif
+
+#ifndef UX_MAX_ISO_TD
+#define UX_MAX_ISO_TD                                       128
+#endif
+
+#ifndef UX_HOST_ENUM_THREAD_STACK_SIZE
+#define UX_HOST_ENUM_THREAD_STACK_SIZE                      (2*1024)
+#endif
+
+#ifndef UX_THREAD_STACK_SIZE
+#define UX_THREAD_STACK_SIZE                                (1*1024)
+#endif
+
+#ifndef UX_THREAD_PRIORITY_ENUM
+#define UX_THREAD_PRIORITY_ENUM                             20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_CLASS
+#define UX_THREAD_PRIORITY_CLASS                            20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_KEYBOARD
+#define UX_THREAD_PRIORITY_KEYBOARD                         20
+#endif
+
+#ifndef UX_THREAD_PRIORITY_HCD
+#define UX_THREAD_PRIORITY_HCD                              2
+#endif
+
+#ifndef UX_THREAD_PRIORITY_DCD
+#define UX_THREAD_PRIORITY_DCD                              2
+#endif
+
+#ifndef UX_NO_TIME_SLICE
+#define UX_NO_TIME_SLICE                                    0
+#endif
+
+#ifndef UX_MAX_SLAVE_LUN
+#define UX_MAX_SLAVE_LUN                                    2
+#endif
+
+#ifndef UX_MAX_HOST_LUN
+#define UX_MAX_HOST_LUN                                     8
+#endif
+
+#ifndef UX_HOST_CLASS_STORAGE_MAX_MEDIA
+#define UX_HOST_CLASS_STORAGE_MAX_MEDIA                     2
+#endif
+
+#ifndef UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH
+#define UX_SLAVE_REQUEST_CONTROL_MAX_LENGTH                 256
+#endif
+
+
+#ifndef UX_SLAVE_REQUEST_DATA_MAX_LENGTH
+#define UX_SLAVE_REQUEST_DATA_MAX_LENGTH                    4096
+#endif
+
+#ifndef UX_USE_IO_INSTRUCTIONS
+
+/* Don't use IO instructions if this define is not set.  Default to memory mapped.  */
+
+#define inpb(a)                                            *((UCHAR *)  (a))
+#define inpw(a)                                            *((USHORT *) (a))
+#define inpl(a)                                            *((ULONG *)  (a))
+#define outpb(a, b)                                        *((UCHAR *)  (a)) =  ((UCHAR)  (b))
+#define outpw(a, b)                                        *((USHORT *) (a)) =  ((USHORT) (b))
+#define outpl(a, b)                                        *((ULONG *)  (a)) =  ((ULONG)  (b))
+#else
+
+
+/* Define simple prototypes for non-memory mapped hardware access.  */
+
+UCHAR   inpb(ULONG);
+USHORT  inpw(ULONG);
+ULONG   inpl(ULONG);
+
+VOID    outpb(ULONG,UCHAR);
+VOID    outpw(ULONG,USHORT);
+VOID    outpl(ULONG,ULONG);
+
+#endif
+/* Define local delay function for board specific bsps.  */
+#ifdef TI_AM335
+    #define UX_BSP_SPECIFIC_DELAY_FUNCTION
+#endif
+
+
+/* Define interrupt lockout constructs to protect the memory allocation/release which could happen
+   under ISR in the device stack.  */
+
+#define UX_INT_SAVE_AREA        unsigned int  old_interrupt_posture;
+#define UX_DISABLE_INTS         old_interrupt_posture =  tx_interrupt_control(TX_INT_DISABLE);
+#define UX_RESTORE_INTS         tx_interrupt_control(old_interrupt_posture);
+
+
+/* Define the version ID of USBX.  This may be utilized by the application.  */
+
+#ifdef  UX_SYSTEM_INIT
+CHAR                            _ux_version_id[] = 
+                                    "Copyright (c) Microsoft Corporation. All rights reserved. * USBX Cortex-R5/IAR Version 6.0.1 *";
+#else
+extern  CHAR                    _ux_version_id[];
+#endif
+
+#endif
+