diff options
Diffstat (limited to 'cpukit/score/cpu/arm/armv7-thread-idle.c')
-rw-r--r-- | cpukit/score/cpu/arm/armv7-thread-idle.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/cpukit/score/cpu/arm/armv7-thread-idle.c b/cpukit/score/cpu/arm/armv7-thread-idle.c new file mode 100644 index 0000000000..7dfbc7feab --- /dev/null +++ b/cpukit/score/cpu/arm/armv7-thread-idle.c @@ -0,0 +1,36 @@ +/** + * @file + * + * @brief CPU Thread Idle Body + */ + +/* + * Copyright (c) 2012 embedded brains GmbH. All rights reserved. + * + * embedded brains GmbH + * Obere Lagerstr. 30 + * 82178 Puchheim + * Germany + * <rtems@embedded-brains.de> + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + */ + +#ifdef HAVE_CONFIG_H + #include "config.h" +#endif + +#include <rtems/score/cpu.h> + +#ifdef ARM_MULTILIB_HAS_WFI + +void *_CPU_Thread_Idle_body( uintptr_t ignored ) +{ + while ( true ) { + __asm__ volatile ("wfi"); + } +} + +#endif /* ARM_MULTILIB_HAS_WFI */ |