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authorSimon Rettberg2026-01-28 12:53:53 +0100
committerSimon Rettberg2026-01-28 12:53:53 +0100
commit8e82785c584dc13e20f9229decb95bd17bbe9cd1 (patch)
treea8b359e59196be5b2e3862bed189107f4bc9975f /src/arch/x86/interface/efi/efix86_nap.c
parentMerge branch 'master' into openslx (diff)
parent[prefix] Make unlzma.S compatible with 386 class CPUs (diff)
downloadipxe-openslx.tar.gz
ipxe-openslx.tar.xz
ipxe-openslx.zip
Merge branch 'master' into openslxopenslx
Diffstat (limited to 'src/arch/x86/interface/efi/efix86_nap.c')
-rw-r--r--src/arch/x86/interface/efi/efix86_nap.c57
1 files changed, 0 insertions, 57 deletions
diff --git a/src/arch/x86/interface/efi/efix86_nap.c b/src/arch/x86/interface/efi/efix86_nap.c
deleted file mode 100644
index 296876b85..000000000
--- a/src/arch/x86/interface/efi/efix86_nap.c
+++ /dev/null
@@ -1,57 +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.
- *
- * If a shutdown is in progess, there may be nothing to
- * generate an interrupt since the timer is disabled in the
- * first step of ExitBootServices().
- */
- if ( ! efi_shutdown_in_progress )
- __asm__ __volatile__ ( "hlt" );
-}
-
-PROVIDE_NAP ( efix86, cpu_nap, efix86_cpu_nap );