diff options
Diffstat (limited to 'src/arch/x86/include/bits/nap.h')
| -rw-r--r-- | src/arch/x86/include/bits/nap.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/arch/x86/include/bits/nap.h b/src/arch/x86/include/bits/nap.h index 7103b94c0..52c8d81ba 100644 --- a/src/arch/x86/include/bits/nap.h +++ b/src/arch/x86/include/bits/nap.h @@ -8,8 +8,16 @@ */ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); +FILE_SECBOOT ( PERMITTED ); #include <ipxe/bios_nap.h> -#include <ipxe/efi/efix86_nap.h> -#endif /* _BITS_MAP_H */ +/** + * Sleep until next CPU interrupt + * + */ +static inline __attribute__ (( always_inline )) void cpu_halt ( void ) { + __asm__ __volatile__ ( "hlt" ); +} + +#endif /* _BITS_NAP_H */ |