+++ /dev/null
-/**\r
- * \file\r
- * <!--\r
- * This file is part of BeRTOS.\r
- *\r
- * Bertos is free software; you can redistribute it and/or modify\r
- * it under the terms of the GNU General Public License as published by\r
- * the Free Software Foundation; either version 2 of the License, or\r
- * (at your option) any later version.\r
- *\r
- * This program is distributed in the hope that it will be useful,\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- * GNU General Public License for more details.\r
- *\r
- * You should have received a copy of the GNU General Public License\r
- * along with this program; if not, write to the Free Software\r
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA\r
- *\r
- * As a special exception, you may use this file as part of a free software\r
- * library without restriction. Specifically, if other files instantiate\r
- * templates or use macros or inline functions from this file, or you compile\r
- * this file and link it with other files to produce an executable, this\r
- * file does not by itself cause the resulting executable to be covered by\r
- * the GNU General Public License. This exception does not however\r
- * invalidate any other reasons why the executable file might be covered by\r
- * the GNU General Public License.\r
- *\r
- * Copyright 2009 Develer S.r.l. (http://www.develer.com/)\r
- *\r
- * -->\r
- *\r
- * \version $Id: at91sam7s.c 2663 2009-04-24 16:30:11Z asterix $\r
- *\r
- * \author Francesco Sacchi <batt@develer.com>\r
- * \author Daniele Basile <asterix@develer.com>\r
- *\r
- * \brief Simple BeRTOS test on AT91SAM7X-EK evaluation board.\r
- *\r
- * This short program shows you a simple demo of some BeRTOS feature:\r
- *\r
- * - Debug system\r
- * - Timer interrupt\r
- * - Serial\r
- * - Cooperative BeRTOS Kernel\r
- *\r
- */\r
-\r
-#include "cfg/cfg_ser.h"\r
-#include <cfg/macros.h>\r
-\r
-#include <kern/proc.h>\r
-\r
-#include <cpu/detect.h>\r
-\r
-#include <drv/timer.h>\r
-#include <drv/sysirq_at91.h>\r
-#include <drv/ser.h>\r
-\r
-#include <io/arm.h>\r
-\r
-Timer leds_timer;\r
-Serial ser_fd;\r
-\r
-enum\r
-{\r
- FORWARD,\r
- BACKWARD,\r
-};\r
-\r
-int direction = FORWARD;\r
-\r
-static void leds_init(void)\r
-{\r
- #if CPU_ARM_AT91SAM7X256\r
- /* Set PB19..22 connected to PIOB */\r
- PIOB_PER = 0x780000;\r
- /* Set PB19..22 as output */\r
- PIOB_OER = 0x780000;\r
-\r
- /* Set PB19..22 to 1 to turn off leds */\r
- PIOB_SODR = 0x780000;\r
-\r
- /* turn first led on (PB19) */\r
- PIOB_CODR = 0x80000;\r
- #elif CPU_ARM_AT91SAM7S256\r
- /* Set PA0..3 connected to PIOA */\r
- PIOA_PER = 0x0000001f;\r
- /* Set PA0..3 as output */\r
- PIOA_OER = 0x0000001f;\r
-\r
- /* Set PA0..3 to 1 to turn off leds */\r
- PIOA_SODR = 0x0000000f;\r
- /* turn first led on (PA0) */\r
- PIOA_CODR = 0x00000001;\r
- #endif\r
-}\r
-\r
-#if CPU_ARM_AT91SAM7X256\r
- #define GET_PIO_STATUS() (~PIOB_ODSR & 0x780000)\r
- #define LAST_LED 0x200000\r
- #define FIRST_LED 0x100000\r
- #define SET_PIO_BITS PIOB_SODR\r
- #define CLEAR_PIO_BITS PIOB_CODR\r
- #define AT91SAM7_MSG "BeRTOS is run on AT91SAM7X256..\n"\r
-#elif CPU_ARM_AT91SAM7S256\r
- #define GET_PIO_STATUS() (~PIOA_ODSR & 0x0000000f)\r
- #define LAST_LED 0x00000004\r
- #define FIRST_LED 0x00000002\r
- #define SET_PIO_BITS PIOA_SODR\r
- #define CLEAR_PIO_BITS PIOA_CODR\r
- #define AT91SAM7_MSG "BeRTOS is run on AT91SAM7S256..\n"\r
-#endif\r
-\r
-/*\r
- * Knight Rider leds effect..\r
- */\r
-static void leds_toggle(void)\r
-{\r
- uint32_t led_status = GET_PIO_STATUS();\r
-\r
- // Turn on led in forward direction\r
- if (direction == FORWARD)\r
- {\r
- if(led_status == LAST_LED)\r
- direction = BACKWARD;\r
-\r
- SET_PIO_BITS = led_status;\r
- CLEAR_PIO_BITS = led_status << 1;\r
- }\r
- // Turn on led in backward direction\r
- else if (direction == BACKWARD)\r
- {\r
- if(led_status == FIRST_LED)\r
- direction = FORWARD;\r
-\r
- SET_PIO_BITS = led_status;\r
- CLEAR_PIO_BITS = led_status >> 1;\r
- }\r
-\r
- /* Wait for interval time */\r
- timer_setDelay(&leds_timer, ms_to_ticks(100));\r
- timer_add(&leds_timer);\r
-}\r
-\r
-int main(void)\r
-{ char msg[]="BeRTOS, be fast be beatiful be realtime";\r
-\r
-\r
- kdbg_init();\r
- timer_init();\r
- proc_init();\r
- leds_init();\r
-\r
- ASSERT(!IRQ_ENABLED());\r
-\r
- /* Open the main communication port */\r
- ser_init(&ser_fd, 0);\r
- ser_setbaudrate(&ser_fd, 115200);\r
- ser_setparity(&ser_fd, SER_PARITY_NONE);\r
-\r
- IRQ_ENABLE;\r
- ASSERT(IRQ_ENABLED());\r
-\r
- /*\r
- * Register timer and arm timer interupt.\r
- */\r
- timer_setSoftint(&leds_timer, (Hook)leds_toggle, 0);\r
- timer_setDelay(&leds_timer, ms_to_ticks(100));\r
- timer_add(&leds_timer);\r
-\r
- /*\r
- * Run process test.\r
- */\r
- if(!proc_testRun())\r
- kfile_printf(&ser_fd.fd, "ProcTest..ok!\n");\r
- else\r
- kfile_printf(&ser_fd.fd, "ProcTest..FAIL!\n");\r
-\r
-\r
- kputs(AT91SAM7_MSG);\r
-\r
- // Main loop\r
- for(;;)\r
- {\r
- kfile_printf(&ser_fd.fd, "From serial 0: %s\r\n", msg);\r
- }\r
- return 0;\r
-}\r
projects / bertos.git / blobdiff