diff options
Diffstat (limited to 'qemu/roms/ipxe/src/arch/x86/interface/efi/efix86_nap.c')
-rw-r--r-- | qemu/roms/ipxe/src/arch/x86/interface/efi/efix86_nap.c | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/qemu/roms/ipxe/src/arch/x86/interface/efi/efix86_nap.c b/qemu/roms/ipxe/src/arch/x86/interface/efi/efix86_nap.c deleted file mode 100644 index 3ebf0bd68..000000000 --- a/qemu/roms/ipxe/src/arch/x86/interface/efi/efix86_nap.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * Copyright (C) 2008 Michael Brown <mbrown@fensystems.co.uk>. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA - * 02110-1301, USA. - * - * You can also choose to distribute this program under the terms of - * the Unmodified Binary Distribution Licence (as given in the file - * COPYING.UBDL), provided that you have satisfied its requirements. - */ - -FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); - -#include <ipxe/nap.h> -#include <ipxe/efi/efi.h> - -/** @file - * - * iPXE CPU sleeping API for EFI - * - */ - -/** - * Sleep until next interrupt - * - */ -static void efix86_cpu_nap ( void ) { - /* - * I can't find any EFI API that allows us to put the CPU to - * sleep. The CpuSleep() function is defined in CpuLib.h, but - * isn't part of any exposed protocol so we have no way to - * call it. - * - * The EFI shell doesn't seem to bother sleeping the CPU; it - * just sits there idly burning power. - * - */ - __asm__ __volatile__ ( "hlt" ); -} - -PROVIDE_NAP ( efix86, cpu_nap, efix86_cpu_nap ); |