TencentOS tiny port to MSP430FR6972

arch/msp430/common/include/tos_cpu.h

@@ -0,0 +1,121 @@
+#ifndef _TOS_CPU_H_
+#define  _TOS_CPU_H_
+
+typedef struct cpu_context_st {
+    cpu_data_t      _R0; //PC
+    cpu_data_t      _R1; //SP
+    cpu_data_t      _R2; //SR
+    //cpu_data_t      _R3; 
+    cpu_data_t      _R4;
+    cpu_data_t      _R5;
+    cpu_data_t      _R6;
+    cpu_data_t      _R7;
+    cpu_data_t      _R8;
+    cpu_data_t      _R9;
+    cpu_data_t      _R10;
+    cpu_data_t      _R11;
+    cpu_data_t      _R12;
+    cpu_data_t      _R13;
+    cpu_data_t      _R14;
+    cpu_data_t      _R15;
+} cpu_context_t;
+
+__API__ uint32_t        tos_cpu_clz(uint32_t val);
+
+__API__ void            tos_cpu_int_disable(void);
+
+__API__ void            tos_cpu_int_enable(void);
+
+__API__ cpu_cpsr_t      tos_cpu_cpsr_save(void);
+
+__API__ void            tos_cpu_cpsr_restore(cpu_cpsr_t cpsr);
+
+#if (TOS_CFG_CPU_HRTIMER_EN > 0u)
+
+__API__ void            tos_cpu_hrtimer_init(void);
+
+__API__ cpu_hrtimer_t   tos_cpu_hrtimer_read(void);
+
+#endif
+
+__KERNEL__ void         cpu_init(void);
+
+__KERNEL__ void         cpu_reset(void);
+
+__KERNEL__ void         cpu_systick_init(k_cycle_t cycle_per_tick);
+
+__KERNEL__ void         cpu_sched_start(void);
+
+__KERNEL__ void         cpu_context_switch(void);
+
+__KERNEL__ void         cpu_irq_context_switch(void);
+
+#if TOS_CFG_TASK_STACK_DRAUGHT_DEPTH_DETACT_EN > 0u
+
+__KERNEL__ k_err_t cpu_task_stack_draught_depth(k_stack_t *stk_base, size_t stk_size, int *depth);
+
+#endif
+
+__KERNEL__ k_stack_t   *cpu_task_stk_init(void *entry,
+                                                          void *arg,
+                                                          void *exit,
+                                                          k_stack_t *stk_base,
+                                                          size_t stk_size);
+
+#if TOS_CFG_TICKLESS_EN > 0u
+
+__KERNEL__ void         cpu_systick_resume(void);
+
+__KERNEL__ void         cpu_systick_suspend(void);
+
+__KERNEL__ void         cpu_systick_reload_reset(void);
+
+__KERNEL__ void         cpu_systick_pending_reset(void);
+
+__KERNEL__ k_time_t     cpu_systick_max_delay_millisecond(void);
+
+__KERNEL__ void         cpu_systick_expires_set(k_time_t millisecond);
+
+__KERNEL__ void         cpu_systick_reset(void);
+
+#endif
+
+#if TOS_CFG_PWR_MGR_EN > 0u
+
+__KERNEL__ void cpu_sleep_mode_enter(void);
+
+__KERNEL__ void cpu_stop_mode_enter(void);
+
+__KERNEL__ void cpu_standby_mode_enter(void);
+
+#endif
+
+#if TOS_CFG_FAULT_BACKTRACE_EN > 0u
+
+#if defined (TOS_CFG_CPU_ARM_FPU_EN) && (TOS_CFG_CPU_ARM_FPU_EN == 1U)
+
+__KERNEL__ void         cpu_flush_fpu(void);
+
+#endif /* TOS_CFG_CPU_ARM_FPU_EN */
+
+__KERNEL__ void         cpu_fault_diagnosis(void);
+
+#endif
+
+/* Allocates CPU status register word. */
+#define TOS_CPU_CPSR_ALLOC()    cpu_cpsr_t cpu_cpsr = (cpu_cpsr_t)0u
+
+/* Save CPU status word & disable interrupts.*/
+#define TOS_CPU_INT_DISABLE() \
+    do { \
+        cpu_cpsr = tos_cpu_cpsr_save(); \
+    } while (0)
+
+/* Restore CPU status word.                     */
+#define  TOS_CPU_INT_ENABLE() \
+    do { \
+        tos_cpu_cpsr_restore(cpu_cpsr); \
+    } while (0)
+
+#endif /* _TOS_CPU_H_ */
+

arch/msp430/common/include/tos_cpu_def.h

@@ -0,0 +1,17 @@
+#ifndef _TOS_CPU_DEF_H_
+#define  _TOS_CPU_DEF_H_
+
+enum CPU_WORD_SIZE {
+    CPU_WORD_SIZE_08,
+    CPU_WORD_SIZE_16,
+    CPU_WORD_SIZE_32,
+    CPU_WORD_SIZE_64,
+};
+
+enum CPU_STK_GROWTH {
+    CPU_STK_GROWTH_ASCENDING,
+    CPU_STK_GROWTH_DESCENDING,
+};
+
+#endif /* _TOS_CPU_DEF_H_ */
+

arch/msp430/common/include/tos_cpu_types.h

@@ -0,0 +1,20 @@
+#ifndef _TOS_CPU_TYPES_H_
+#define  _TOS_CPU_TYPES_H_
+
+#if( __DATA_MODEL__ == __DATA_MODEL_SMALL__ )
+/* CPU data type based on data bus size.          */
+typedef uint16_t    cpu_data_t;
+/* CPU address type based on address bus size.          */
+typedef uint16_t    cpu_addr_t;
+#else
+/* CPU data type based on data bus size.          */
+typedef uint32_t    cpu_data_t;
+/* CPU address type based on address bus size.          */
+typedef uint32_t    cpu_addr_t;
+#endif
+
+//typedef cpu_addr_t  size_t;
+typedef cpu_addr_t  cpu_cpsr_t;
+
+#endif
+

arch/msp430/common/include/tos_fault.h

@@ -0,0 +1,10 @@
+#ifndef _TOS_FAULT_H_
+#define _TOS_FAULT_H_
+
+#if TOS_CFG_FAULT_BACKTRACE_EN > 0u
+
+#error "unsupport now"
+
+#endif
+
+#endif /* _TOS_FAULT_H_ */