Added new stm32nucleo-spirit1 platform

2015-07-24 16:30:10 +02:00 · 2015-07-24 16:30:10 +02:00 · 86f35536a4
commit 86f35536a4
parent d87f6f67e2
254 changed files with 173555 additions and 0 deletions
--- a/cpu/arm/stm32l152/clock.c
+++ b/cpu/arm/stm32l152/clock.c
@ -0,0 +1,109 @@
+/*
+* Copyright (c) 2012, STMicroelectronics.
+* All rights reserved.
+*
+* Redistribution and use in source and binary forms, with or without
+* modification, are permitted provided that the following conditions
+* are met:
+* 1. Redistributions of source code must retain the above copyright
+*    notice, this list of conditions and the following disclaimer.
+* 2. Redistributions in binary form must reproduce the above copyright
+*    notice, this list of conditions and the following disclaimer in the
+*    documentation and/or other materials provided with the distribution.
+* 3. Neither the name of the Institute nor the names of its contributors
+*    may be used to endorse or promote products derived from this software
+*    without specific prior written permission.
+*
+* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+* ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+* SUCH DAMAGE.
+*
+*
+*/
+
+
+#include <stdio.h>
+#include "contiki.h"
+#include "platform-conf.h"
+#include "contiki-conf.h"
+#include "dev/leds.h"
+
+#include "stm32l1xx.h"
+
+#include "stm32l1xx_hal_rcc.h"
+#include "stm32l1xx_hal_cortex.h"
+#include "stm32l1xx_hal.h"
+
+/*---------------------------------------------------------------------------*/
+#define RELOAD_VALUE        ((F_CPU/CLOCK_CONF_SECOND) - 1)
+
+static volatile unsigned long seconds = 0;
+static volatile clock_time_t ticks;
+void SysTick_Handler(void);
+/*---------------------------------------------------------------------------*/
+
+void SysTick_Handler(void)
+{
+  ticks++;
+  if((ticks % CLOCK_SECOND) == 0) {
+    seconds++;
+    energest_flush();
+  }
+  HAL_IncTick();
+//  HAL_SYSTICK_IRQHandler();  
+  if(etimer_pending()) {
+    etimer_request_poll();
+  }
+
+}
+
+void clock_init(void)
+{ 
+  ticks = 0;
+  HAL_SYSTICK_CLKSourceConfig(SYSTICK_CLKSOURCE_HCLK);
+  HAL_SYSTICK_Config(RELOAD_VALUE);
+  
+}
+unsigned long clock_seconds(void)
+{
+  return seconds;
+}
+
+void clock_set_seconds(unsigned long sec)
+{
+  seconds = sec;
+}
+
+clock_time_t clock_time(void)
+{
+  return ticks;
+}
+
+void clock_delay(unsigned int i)
+{
+  for(; i > 0; i--) {
+    unsigned int j;
+    for(j = 50; j > 0; j--) {
+      asm ("nop");
+    }
+  }
+}
+
+/**
+ * Wait for a multiple of clock ticks (7.8 ms at 128 Hz).
+ */
+void clock_wait(clock_time_t i)
+{
+  clock_time_t start;
+  start = clock_time();
+  while(clock_time() - start < (clock_time_t)i);
+}
+