arch_2x86_2include_2bits_2nap_8h_source.html

 #ifndef _BITS_NAP_H
 #define _BITS_NAP_H

 /** @file
  *
  * x86-specific CPU sleeping API implementations
  *
  */

 FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL );

 #include <ipxe/bios_nap.h>

 /**
  * Sleep until next CPU interrupt
  *
  */
 static inline __attribute__ (( always_inline )) void cpu_halt ( void ) {
         __asm__ __volatile__ ( "hlt" );
 }

 #endif /* _BITS_NAP_H */
__attribute__
static __attribute__((always_inline)) void cpu_halt(void)
Sleep until next CPU interrupt.
Definition: nap.h:18

cpu_halt
void cpu_halt(void)
Sleep until next CPU interrupt.

FILE_LICENCE
FILE_LICENCE(GPL2_OR_LATER_OR_UBDL)

bios_nap.h
BIOS CPU sleeping.

__volatile__
__asm__ __volatile__("call *%9" :"=a"(result), "=c"(discard_ecx), "=d"(discard_edx) :"d"(0), "a"(code), "b"(0), "c"(in_phys), "D"(0), "S"(out_phys), "m"(hypercall))

__asm__
__asm__(".section \".rodata\", \"a\", " PROGBITS "\n\t" "\nprivate_key_data:\n\t" ".size private_key_data, ( . - private_key_data )\n\t" ".equ private_key_len, ( . - private_key_data )\n\t" ".previous\n\t")