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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2012-11-18 19:47:40 +0100 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2012-11-21 16:38:34 +0100 |
commit | f4539aa3950cbc0cd15b13e3327e6c674ebbb9d3 (patch) | |
tree | eb745956ab1bde19c5067701c6c812819dd03601 /cpukit/score/cpu/arm/armv7m-thread-idle.c | |
parent | score: Add RTEMS_FATAL_SOURCE_POWERPC_EXCEPTION (diff) | |
download | rtems-f4539aa3950cbc0cd15b13e3327e6c674ebbb9d3.tar.bz2 |
arm: Add _CPU_Thread_Idle_body for ARMv7-M
Diffstat (limited to 'cpukit/score/cpu/arm/armv7m-thread-idle.c')
-rw-r--r-- | cpukit/score/cpu/arm/armv7m-thread-idle.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/cpukit/score/cpu/arm/armv7m-thread-idle.c b/cpukit/score/cpu/arm/armv7m-thread-idle.c new file mode 100644 index 0000000000..cc9a05c94d --- /dev/null +++ b/cpukit/score/cpu/arm/armv7m-thread-idle.c @@ -0,0 +1,30 @@ +/* + * 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_ARCH_V7M + +void *_CPU_Thread_Idle_body( uintptr_t ignored ) +{ + while ( true ) { + __asm__ volatile ("wfi"); + } +} + +#endif /* ARM_MULTILIB_ARCH_V7M */ |