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1.1 ! root 1: /* ! 2: * Copyright (C) 2010 Piotr JaroszyĆski <[email protected]> ! 3: * ! 4: * This program is free software; you can redistribute it and/or ! 5: * modify it under the terms of the GNU General Public License as ! 6: * published by the Free Software Foundation; either version 2 of the ! 7: * License, or any later version. ! 8: * ! 9: * This program is distributed in the hope that it will be useful, but ! 10: * WITHOUT ANY WARRANTY; without even the implied warranty of ! 11: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU ! 12: * General Public License for more details. ! 13: * ! 14: * You should have received a copy of the GNU General Public License ! 15: * along with this program; if not, write to the Free Software ! 16: * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. ! 17: */ ! 18: ! 19: FILE_LICENCE(GPL2_OR_LATER); ! 20: ! 21: #include <ipxe/nap.h> ! 22: ! 23: #include <linux_api.h> ! 24: ! 25: /** @file ! 26: * ! 27: * iPXE CPU sleeping API for linux ! 28: * ! 29: */ ! 30: ! 31: /** ! 32: * Sleep until next CPU interrupt ! 33: * ! 34: */ ! 35: static void linux_cpu_nap(void) ! 36: { ! 37: linux_usleep(0); ! 38: } ! 39: ! 40: PROVIDE_NAP(linux, cpu_nap, linux_cpu_nap);
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