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diff --git a/payloads/libpayload/arch/powerpc/head.S b/payloads/libpayload/arch/powerpc/head.S
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-/*
- * This file is part of the libpayload project.
- *
- * Copyright (C) 2008 Advanced Micro Devices, Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- * derived from this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-
- .globl _entry, _leave
- .text
- .align 4
-
-/*
- * Our entry point - assume that the CPU is in 32 bit protected mode and
- * all segments are in a flat model. That's our operating mode, so we won't
- * change anything.
- */
-_entry:
-#if 0
- call _init
-
- /* We're back - go back to the bootloader. */
- ret
- .align 4
-
-
-/*
- * This function saves off the previous stack and switches us to our
- * own execution environment.
- */
-_init:
- /* No interrupts, please. */
- cli
-
- /* Store current stack pointer. */
- movl %esp, %esi
-
- /* Store EAX and EBX */
-
- movl %eax,loader_eax
- movl %ebx,loader_ebx
-
- /* Setup new stack. */
- movl $_stack, %ebx
-
- movl %ebx, %esp
-
- /* Save old stack pointer. */
- pushl %esi
-
- /* Let's rock. */
- call start_main
-
-#endif
- /* %eax has the return value - pass it on unmolested */
-_leave:
-#if 0
- /* Get old stack pointer. */
- popl %ebx
-
- /* Restore old stack. */
- movl %ebx, %esp
-
- /* Return to the original context. */
- ret
-#endif