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Dependencies:   F7_Ethernet WebSocketClient mbed mcp3008

Fork of Nucleo_F746ZG_Ethernet by Dieter Graef

Revision:
0:f9b6112278fe
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed-rtos/rtx/TARGET_CORTEX_M/rt_HAL_CM.h	Sat Jun 18 10:49:12 2016 +0000
@@ -0,0 +1,289 @@
+/*----------------------------------------------------------------------------
+ *      CMSIS-RTOS  -  RTX
+ *----------------------------------------------------------------------------
+ *      Name:    RT_HAL_CM.H
+ *      Purpose: Hardware Abstraction Layer for Cortex-M definitions
+ *      Rev.:    V4.79
+ *----------------------------------------------------------------------------
+ *
+ * Copyright (c) 1999-2009 KEIL, 2009-2015 ARM Germany GmbH
+ * All rights reserved.
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *  - Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  - 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.
+ *  - Neither the name of ARM  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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDERS AND 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.
+ *---------------------------------------------------------------------------*/
+
+/* Definitions */
+#define INITIAL_xPSR    0x01000000U
+#define DEMCR_TRCENA    0x01000000U
+#define ITM_ITMENA      0x00000001U
+#define MAGIC_WORD      0xE25A2EA5U
+#define MAGIC_PATTERN   0xCCCCCCCCU
+
+#if defined (__CC_ARM)          /* ARM Compiler */
+
+#if ((defined(__TARGET_ARCH_7_M) || defined(__TARGET_ARCH_7E_M)) && !defined(NO_EXCLUSIVE_ACCESS))
+ #define __USE_EXCLUSIVE_ACCESS
+#else
+ #undef  __USE_EXCLUSIVE_ACCESS
+#endif
+
+#ifndef __CMSIS_GENERIC
+#define __DMB() do {\
+                   __schedule_barrier();\
+                   __dmb(0xF);\
+                   __schedule_barrier();\
+                } while (0)
+#endif
+
+#elif defined (__GNUC__)        /* GNU Compiler */
+
+#undef  __USE_EXCLUSIVE_ACCESS
+
+#if defined (__CORTEX_M0) || defined (__CORTEX_M0PLUS)
+#define __TARGET_ARCH_6S_M
+#endif
+
+#if defined (__VFP_FP__) && !defined(__SOFTFP__)
+#define __TARGET_FPU_VFP
+#endif
+
+#define __inline inline
+#define __weak   __attribute__((weak))
+
+#ifndef __CMSIS_GENERIC
+
+__attribute__((always_inline)) static inline void __enable_irq(void)
+{
+  __asm volatile ("cpsie i");
+}
+
+__attribute__((always_inline)) static inline U32 __disable_irq(void)
+{
+  U32 result;
+
+  __asm volatile ("mrs %0, primask" : "=r" (result));
+  __asm volatile ("cpsid i");
+  return(result & 1);
+}
+
+__attribute__((always_inline)) static inline void __DMB(void)
+{
+  __asm volatile ("dmb 0xF":::"memory");
+}
+
+#endif
+
+__attribute__(( always_inline)) static inline U8 __clz(U32 value)
+{
+  U8 result;
+  
+  __asm volatile ("clz %0, %1" : "=r" (result) : "r" (value));
+  return(result);
+}
+
+#elif defined (__ICCARM__)      /* IAR Compiler */
+
+#undef  __USE_EXCLUSIVE_ACCESS
+
+#if (__CORE__ == __ARM6M__)
+#define __TARGET_ARCH_6S_M 1
+#endif
+
+#if defined __ARMVFP__
+#define __TARGET_FPU_VFP 1
+#endif
+
+#define __inline inline
+
+#ifndef __CMSIS_GENERIC
+
+static inline void __enable_irq(void)
+{
+  __asm volatile ("cpsie i");
+}
+
+static inline U32 __disable_irq(void)
+{
+  U32 result;
+  
+  __asm volatile ("mrs %0, primask" : "=r" (result));
+  __asm volatile ("cpsid i");
+  return(result & 1);
+}
+
+#endif
+
+static inline U8 __clz(U32 value)
+{
+  U8 result;
+  
+  __asm volatile ("clz %0, %1" : "=r" (result) : "r" (value));
+  return(result);
+}
+
+#endif
+
+/* NVIC registers */
+#define NVIC_ST_CTRL    (*((volatile U32 *)0xE000E010U))
+#define NVIC_ST_RELOAD  (*((volatile U32 *)0xE000E014U))
+#define NVIC_ST_CURRENT (*((volatile U32 *)0xE000E018U))
+#define NVIC_ISER         ((volatile U32 *)0xE000E100U)
+#define NVIC_ICER         ((volatile U32 *)0xE000E180U)
+#if defined(__TARGET_ARCH_6S_M)
+#define NVIC_IP           ((volatile U32 *)0xE000E400U)
+#else
+#define NVIC_IP           ((volatile U8  *)0xE000E400U)
+#endif
+#define NVIC_INT_CTRL   (*((volatile U32 *)0xE000ED04U))
+#define NVIC_AIR_CTRL   (*((volatile U32 *)0xE000ED0CU))
+#define NVIC_SYS_PRI2   (*((volatile U32 *)0xE000ED1CU))
+#define NVIC_SYS_PRI3   (*((volatile U32 *)0xE000ED20U))
+
+#define OS_PEND_IRQ()   NVIC_INT_CTRL  = (1UL<<28)
+#define OS_PENDING      ((NVIC_INT_CTRL >> 26) & 5U)
+#define OS_UNPEND(fl)   NVIC_INT_CTRL  = (U32)(fl = (U8)OS_PENDING) << 25
+#define OS_PEND(fl,p)   NVIC_INT_CTRL  = (U32)(fl | (U8)(p<<2)) << 26
+#define OS_LOCK()       NVIC_ST_CTRL   =  0x0005U
+#define OS_UNLOCK()     NVIC_ST_CTRL   =  0x0007U
+
+#define OS_X_PENDING    ((NVIC_INT_CTRL >> 28) & 1U)
+#define OS_X_UNPEND(fl) NVIC_INT_CTRL  = (U32)(fl = (U8)OS_X_PENDING) << 27
+#define OS_X_PEND(fl,p) NVIC_INT_CTRL  = (U32)(fl | p) << 28
+#if defined(__TARGET_ARCH_6S_M)
+#define OS_X_INIT(n)    NVIC_IP[n>>2] |=  (U32)0xFFU << ((n & 0x03U) << 3); \
+                        NVIC_ISER[n>>5] = (U32)1U << (n & 0x1FU)
+#else
+#define OS_X_INIT(n)    NVIC_IP[n] = 0xFFU; \
+                        NVIC_ISER[n>>5] = (U32)1U << (n & 0x1FU)
+#endif
+#define OS_X_LOCK(n)    NVIC_ICER[n>>5] = (U32)1U << (n & 0x1FU)
+#define OS_X_UNLOCK(n)  NVIC_ISER[n>>5] = (U32)1U << (n & 0x1FU)
+
+/* Core Debug registers */
+#define DEMCR           (*((volatile U32 *)0xE000EDFCU))
+
+/* ITM registers */
+#define ITM_CONTROL     (*((volatile U32 *)0xE0000E80U))
+#define ITM_ENABLE      (*((volatile U32 *)0xE0000E00U))
+#define ITM_PORT30_U32  (*((volatile U32 *)0xE0000078U))
+#define ITM_PORT31_U32  (*((volatile U32 *)0xE000007CU))
+#define ITM_PORT31_U16  (*((volatile U16 *)0xE000007CU))
+#define ITM_PORT31_U8   (*((volatile U8  *)0xE000007CU))
+
+/* Variables */
+extern BIT dbg_msg;
+
+/* Functions */
+#ifdef __USE_EXCLUSIVE_ACCESS
+ #define rt_inc(p)     while(__strex((__ldrex(p)+1U),p))
+ #define rt_dec(p)     while(__strex((__ldrex(p)-1U),p))
+#else
+ #define rt_inc(p)     __disable_irq();(*p)++;__enable_irq();
+ #define rt_dec(p)     __disable_irq();(*p)--;__enable_irq();
+#endif
+
+__inline static U32 rt_inc_qi (U32 size, U8 *count, U8 *first) {
+  U32 cnt,c2;
+#ifdef __USE_EXCLUSIVE_ACCESS
+  do {
+    if ((cnt = __ldrex(count)) == size) {
+      __clrex();
+      return (cnt); }
+  } while (__strex(cnt+1U, count));
+  do {
+    c2 = (cnt = __ldrex(first)) + 1U;
+    if (c2 == size) { c2 = 0U; }
+  } while (__strex(c2, first));
+#else
+  __disable_irq();
+  if ((cnt = *count) < size) {
+    *count = (U8)(cnt+1U);
+    c2 = (cnt = *first) + 1U;
+    if (c2 == size) { c2 = 0U; }
+    *first = (U8)c2; 
+  }
+  __enable_irq ();
+#endif
+  return (cnt);
+}
+
+__inline static void rt_systick_init (void) {
+  NVIC_ST_RELOAD  = os_trv;
+  NVIC_ST_CURRENT = 0U;
+  NVIC_ST_CTRL    = 0x0007U;
+  NVIC_SYS_PRI3  |= 0xFF000000U;
+}
+
+__inline static U32 rt_systick_val (void) {
+  return (os_trv - NVIC_ST_CURRENT);
+}
+
+__inline static U32 rt_systick_ovf (void) {
+  return ((NVIC_INT_CTRL >> 26) & 1U);
+}
+
+__inline static void rt_svc_init (void) {
+#if !defined(__TARGET_ARCH_6S_M)
+  U32 sh,prigroup;
+#endif
+  NVIC_SYS_PRI3 |= 0x00FF0000U;
+#if defined(__TARGET_ARCH_6S_M)
+  NVIC_SYS_PRI2 |= (NVIC_SYS_PRI3<<(8+1)) & 0xFC000000U;
+#else
+  sh       = 8U - __clz(~((NVIC_SYS_PRI3 << 8) & 0xFF000000U));
+  prigroup = ((NVIC_AIR_CTRL >> 8) & 0x07U);
+  if (prigroup >= sh) {
+    sh = prigroup + 1U;
+  }
+  NVIC_SYS_PRI2 = ((0xFEFFFFFFU << sh) & 0xFF000000U) | (NVIC_SYS_PRI2 & 0x00FFFFFFU);
+#endif
+}
+
+extern void rt_set_PSP (U32 stack);
+extern U32  rt_get_PSP (void);
+extern void os_set_env (void);
+extern void *_alloc_box (void *box_mem);
+extern U32  _free_box (void *box_mem, void *box);
+
+extern void rt_init_stack (P_TCB p_TCB, FUNCP task_body);
+extern void rt_ret_val  (P_TCB p_TCB, U32 v0);
+extern void rt_ret_val2 (P_TCB p_TCB, U32 v0, U32 v1);
+
+extern void dbg_init (void);
+extern void dbg_task_notify (P_TCB p_tcb, BOOL create);
+extern void dbg_task_switch (U32 task_id);
+
+#ifdef DBG_MSG
+#define DBG_INIT() dbg_init()
+#define DBG_TASK_NOTIFY(p_tcb,create) if (dbg_msg) dbg_task_notify(p_tcb,create)
+#define DBG_TASK_SWITCH(task_id)      if (dbg_msg && (os_tsk.new_tsk!=os_tsk.run)) \
+                                        dbg_task_switch(task_id)
+#else
+#define DBG_INIT()
+#define DBG_TASK_NOTIFY(p_tcb,create)
+#define DBG_TASK_SWITCH(task_id)
+#endif
+
+/*----------------------------------------------------------------------------
+ * end of file
+ *---------------------------------------------------------------------------*/