| /* | |
| FreeRTOS V8.0.1 - Copyright (C) 2014 Real Time Engineers Ltd. | |
| All rights reserved | |
| VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. | |
| *************************************************************************** | |
| * * | |
| * FreeRTOS provides completely free yet professionally developed, * | |
| * robust, strictly quality controlled, supported, and cross * | |
| * platform software that has become a de facto standard. * | |
| * * | |
| * Help yourself get started quickly and support the FreeRTOS * | |
| * project by purchasing a FreeRTOS tutorial book, reference * | |
| * manual, or both from: http://www.FreeRTOS.org/Documentation * | |
| * * | |
| * Thank you! * | |
| * * | |
| *************************************************************************** | |
| 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 from the following | |
| link: http://www.freertos.org/a00114.html | |
| 1 tab == 4 spaces! | |
| *************************************************************************** | |
| * * | |
| * Having a problem? Start by reading the FAQ "My application does * | |
| * not run, what could be wrong?" * | |
| * * | |
| * http://www.FreeRTOS.org/FAQHelp.html * | |
| * * | |
| *************************************************************************** | |
| http://www.FreeRTOS.org - Documentation, books, training, latest versions, | |
| license and Real Time Engineers Ltd. contact details. | |
| 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.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High | |
| Integrity Systems to sell under the OpenRTOS brand. Low cost OpenRTOS | |
| licenses offer ticketed support, indemnification and 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 | |