ARM Architecture Support API. More...
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Data Structures | |
| struct | Context_Control |
| This defines the minimal set of integer and processor state registers that must be saved during a voluntary context switch from one thread to another. More... | |
| struct | Context_Control_fp |
| This defines the complete set of floating point registers that must be saved during any context switch from one thread to another. More... | |
| struct | ARM_VFP_context |
| struct | CPU_Exception_frame |
| The set of registers that specifies the complete processor state. More... | |
Macros | |
| #define | CPU_INLINE_ENABLE_DISPATCH TRUE |
| #define | CPU_SIMPLE_VECTORED_INTERRUPTS FALSE |
| #define | CPU_HAS_SOFTWARE_INTERRUPT_STACK FALSE |
| #define | CPU_HAS_HARDWARE_INTERRUPT_STACK FALSE |
| #define | CPU_ALLOCATE_INTERRUPT_STACK FALSE |
| #define | CPU_ISR_PASSES_FRAME_POINTER 0 |
| #define | CPU_HARDWARE_FP FALSE |
| #define | CPU_SOFTWARE_FP FALSE |
| #define | CPU_ALL_TASKS_ARE_FP FALSE |
| #define | CPU_IDLE_TASK_IS_FP FALSE |
| #define | CPU_USE_DEFERRED_FP_SWITCH FALSE |
| #define | CPU_PROVIDES_IDLE_THREAD_BODY FALSE |
| #define | CPU_STACK_GROWS_UP FALSE |
| #define | CPU_STRUCTURE_ALIGNMENT __attribute__ ((aligned ( 32 ))) |
| #define | CPU_TIMESTAMP_USE_STRUCT_TIMESPEC TRUE |
| #define | CPU_MODES_INTERRUPT_MASK 0x1 |
| #define | CPU_CONTEXT_FP_SIZE sizeof( Context_Control_fp ) |
| #define | CPU_MPCI_RECEIVE_SERVER_EXTRA_STACK 0 |
| #define | CPU_PROVIDES_ISR_IS_IN_PROGRESS FALSE |
| #define | CPU_STACK_MINIMUM_SIZE (1024 * 4) |
| #define | CPU_SIZEOF_POINTER 4 |
| #define | CPU_ALIGNMENT 8 |
| #define | CPU_HEAP_ALIGNMENT CPU_ALIGNMENT |
| #define | CPU_PARTITION_ALIGNMENT 4 |
| #define | CPU_STACK_ALIGNMENT 8 |
| #define | CPU_USE_GENERIC_BITFIELD_CODE TRUE |
| #define | CPU_USE_GENERIC_BITFIELD_DATA TRUE |
| #define | CPU_PER_CPU_CONTROL_SIZE 0 |
| #define | ARM_EXCEPTION_FRAME_SIZE 80 |
| #define | ARM_EXCEPTION_FRAME_REGISTER_SP_OFFSET 52 |
| #define | ARM_EXCEPTION_FRAME_VFP_CONTEXT_OFFSET 72 |
| #define | ARM_VFP_CONTEXT_SIZE 264 |
| #define | _CPU_ISR_Disable(_isr_cookie) |
| #define | _CPU_ISR_Enable(_isr_cookie) arm_interrupt_enable( _isr_cookie ) |
| #define | _CPU_ISR_Flash(_isr_cookie) arm_interrupt_flash( _isr_cookie ) |
| #define | _CPU_Context_Get_SP(_context) (_context)->register_sp |
| #define | _CPU_Context_Restart_self(_the_context) _CPU_Context_restore( (_the_context) ); |
| #define | _CPU_Context_Fp_start(_base, _offset) ( (void *) _Addresses_Add_offset( (_base), (_offset) ) ) |
| #define | _CPU_Context_Initialize_fp(_destination) |
| #define | _CPU_Fatal_halt(_source, _err) |
Typedefs | |
| typedef uint32_t | CPU_Counter_ticks |
| typedef CPU_Exception_frame | CPU_Interrupt_frame |
Functions | |
| void | _CPU_ISR_Set_level (uint32_t level) |
| Sets the hardware interrupt level by the level value. More... | |
| uint32_t | _CPU_ISR_Get_level (void) |
| Return the current interrupt disable level for this task in the format used by the interrupt level portion of the task mode. More... | |
| void | _CPU_Context_Initialize (Context_Control *the_context, void *stack_area_begin, size_t stack_area_size, uint32_t new_level, void(*entry_point)(void), bool is_fp, void *tls_area) |
| void | _CPU_Initialize (void) |
| CPU initialization. More... | |
| void | _CPU_ISR_install_vector (uint32_t vector, proc_ptr new_handler, proc_ptr *old_handler) |
| This routine installs an interrupt vector. More... | |
| void | _CPU_Context_switch (Context_Control *run, Context_Control *heir) |
| CPU switch context. More... | |
| void | _CPU_Context_restore (Context_Control *new_context) |
| This routine is generally used only to restart self in an efficient manner. More... | |
| void | _CPU_Context_volatile_clobber (uintptr_t pattern) |
| Clobbers all volatile registers with values derived from the pattern parameter. More... | |
| void | _CPU_Context_validate (uintptr_t pattern) |
| Initializes and validates the CPU context with values derived from the pattern parameter. More... | |
| CPU_Counter_ticks | _CPU_Counter_read (void) |
| CPU_Counter_ticks | _CPU_Counter_difference (CPU_Counter_ticks second, CPU_Counter_ticks first) |
| Returns the difference between the second and first CPU counter value. More... | |
| void * | _CPU_Thread_Idle_body (uintptr_t ignored) |
| void | _CPU_Exception_frame_print (const CPU_Exception_frame *frame) |
| void | _ARM_Exception_default (CPU_Exception_frame *frame) |
| void | rtems_exception_init_mngt (void) |
Variables | |
| uint32_t | arm_cpu_mode |
Detailed Description
ARM Architecture Support API.
