diff options
Diffstat (limited to 'cpukit/score/cpu/arm')
| -rw-r--r-- | cpukit/score/cpu/arm/cpu_asm.S | 12 | ||||
| -rw-r--r-- | cpukit/score/cpu/arm/include/rtems/score/cpu.h | 4 |
2 files changed, 16 insertions, 0 deletions
diff --git a/cpukit/score/cpu/arm/cpu_asm.S b/cpukit/score/cpu/arm/cpu_asm.S index 54d6f70b0d..d52a43f70d 100644 --- a/cpukit/score/cpu/arm/cpu_asm.S +++ b/cpukit/score/cpu/arm/cpu_asm.S @@ -182,6 +182,18 @@ DEFINE_FUNCTION_ARM(_CPU_Context_restore) str r5, [r2, #PER_CPU_OFFSET_EXECUTING] b .L_check_is_executing + +DEFINE_FUNCTION_ARM(_ARM_Start_multitasking) + mov r1, r0 + GET_SELF_CPU_CONTROL r2 + + /* Switch the stack to the temporary interrupt stack of this processor */ + add sp, r2, #(PER_CPU_INTERRUPT_FRAME_AREA + CPU_INTERRUPT_FRAME_SIZE) + + /* Enable IRQ interrupts */ + cpsie i + + b .L_check_is_executing #endif #endif /* ARM_MULTILIB_ARCH_V4 */ diff --git a/cpukit/score/cpu/arm/include/rtems/score/cpu.h b/cpukit/score/cpu/arm/include/rtems/score/cpu.h index da521528a4..7ac180ac26 100644 --- a/cpukit/score/cpu/arm/include/rtems/score/cpu.h +++ b/cpukit/score/cpu/arm/include/rtems/score/cpu.h @@ -443,6 +443,10 @@ void _CPU_Context_Initialize( { context->is_executing = is_executing; } + + RTEMS_NO_RETURN void _ARM_Start_multitasking( Context_Control *heir ); + + #define _CPU_Start_multitasking( _heir ) _ARM_Start_multitasking( _heir ) #endif #define _CPU_Context_Restart_self( _the_context ) \ |