/* | |
FreeRTOS V8.2.2 - Copyright (C) 2015 Real Time Engineers Ltd. | |
All rights reserved | |
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. | |
This file is part of the FreeRTOS distribution. | |
FreeRTOS is free software; you can redistribute it and/or modify it under | |
the terms of the GNU General Public License (version 2) as published by the | |
Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception. | |
*************************************************************************** | |
>>! NOTE: The modification to the GPL is included to allow you to !<< | |
>>! distribute a combined work that includes FreeRTOS without being !<< | |
>>! obliged to provide the source code for proprietary components !<< | |
>>! outside of the FreeRTOS kernel. !<< | |
*************************************************************************** | |
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY | |
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
FOR A PARTICULAR PURPOSE. Full license text is available on the following | |
link: http://www.freertos.org/a00114.html | |
*************************************************************************** | |
* * | |
* FreeRTOS provides completely free yet professionally developed, * | |
* robust, strictly quality controlled, supported, and cross * | |
* platform software that is more than just the market leader, it * | |
* is the industry's de facto standard. * | |
* * | |
* Help yourself get started quickly while simultaneously helping * | |
* to support the FreeRTOS project by purchasing a FreeRTOS * | |
* tutorial book, reference manual, or both: * | |
* http://www.FreeRTOS.org/Documentation * | |
* * | |
*************************************************************************** | |
http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading | |
the FAQ page "My application does not run, what could be wrong?". Have you | |
defined configASSERT()? | |
http://www.FreeRTOS.org/support - In return for receiving this top quality | |
embedded software for free we request you assist our global community by | |
participating in the support forum. | |
http://www.FreeRTOS.org/training - Investing in training allows your team to | |
be as productive as possible as early as possible. Now you can receive | |
FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers | |
Ltd, and the world's leading authority on the world's leading RTOS. | |
http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, | |
including FreeRTOS+Trace - an indispensable productivity tool, a DOS | |
compatible FAT file system, and our tiny thread aware UDP/IP stack. | |
http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate. | |
Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS. | |
http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High | |
Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS | |
licenses offer ticketed support, indemnification and commercial middleware. | |
http://www.SafeRTOS.com - High Integrity Systems also provide a safety | |
engineered and independently SIL3 certified version for use in safety and | |
mission critical applications that require provable dependability. | |
1 tab == 4 spaces! | |
*/ | |
#ifndef USB_DEMO_H | |
#define USB_DEMO_H | |
/*-----------------------------------------------------------*/ | |
#define usbQUEUE_LENGTH ( 0x3 ) /* Must have all bits set! */ | |
#define usbEND_POINT_0 ( 0 ) | |
#define usbEND_POINT_1 ( 1 ) | |
#define usbRX_COUNT_MASK ( ( unsigned long ) 0x7ff ) | |
#define AT91C_UDP_STALLSENT AT91C_UDP_ISOERROR | |
/* Structure used to take a snapshot of the USB status from within the ISR. */ | |
typedef struct X_ISR_STATUS | |
{ | |
unsigned long ulISR; | |
unsigned long ulCSR0; | |
unsigned char ucFifoData[ 8 ]; | |
} xISRStatus; | |
/* Macros to manipulate the control and status registers. These registers | |
cannot be accessed using a direct read modify write operation outside of the | |
ISR as some bits are left unchanged by writing with a 0, and some are left | |
unchanged by writing with a 1. */ | |
#define usbCSR_SET_BIT( pulValueNow, ulBit ) \ | |
{ \ | |
/* Set TXCOMP, RX_DATA_BK0, RXSETUP, */ \ | |
/* STALLSENT and RX_DATA_BK1 to 1 so the */ \ | |
/* write has no effect. */ \ | |
( * ( ( unsigned long * ) pulValueNow ) ) |= ( unsigned long ) 0x4f; \ | |
\ | |
/* Clear the FORCE_STALL and TXPKTRDY bits */ \ | |
/* so the write has no effect. */ \ | |
( * ( ( unsigned long * ) pulValueNow ) ) &= ( unsigned long ) 0xffffffcf; \ | |
\ | |
/* Set whichever bit we want set. */ \ | |
( * ( ( unsigned long * ) pulValueNow ) ) |= ( ulBit ); \ | |
} | |
/* | |
* Creates the queue used to communicate between the USB task and the USB ISR, then | |
* createst the task that manages the USB peripheral. | |
*/ | |
void vStartUSBTask( unsigned portBASE_TYPE uxPriority ); | |
#endif | |