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authorStefan Reinauer <reinauer@chromium.org>2012-12-14 11:42:57 -0800
committerRonald G. Minnich <rminnich@gmail.com>2012-12-14 22:29:17 +0100
commitf6935a006a6ffe57413877093035cdc1a020e7bd (patch)
tree3a628bc91ee5238d2eda5b738168721febec383f /payloads/libpayload/arch/i386/head.S
parent9aaf7d17bbb8140ad9091d2435bdffa0d241fb56 (diff)
libpayload: rename i386 to x86
Change-Id: Ia9170bd3d04e76dbf9321ca7ea4be23b5e468d21 Signed-off-by: Stefan Reinauer <reinauer@google.com> Reviewed-on: http://review.coreboot.org/2033 Tested-by: build bot (Jenkins) Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'payloads/libpayload/arch/i386/head.S')
-rw-r--r--payloads/libpayload/arch/i386/head.S104
1 files changed, 0 insertions, 104 deletions
diff --git a/payloads/libpayload/arch/i386/head.S b/payloads/libpayload/arch/i386/head.S
deleted file mode 100644
index 3dd61336f9..0000000000
--- a/payloads/libpayload/arch/i386/head.S
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * 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.
- */
-
- .code32
- .global _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:
- jmp _init
-
- .align 4
-
-#define MB_MAGIC 0x1BADB002
-#define MB_FLAGS 0x00010003
-
-mb_header:
- .long MB_MAGIC
- .long MB_FLAGS
- .long -(MB_MAGIC + MB_FLAGS)
- .long mb_header
- .long _start
- .long _edata
- .long _end
- .long _init
-
-/*
- * This function saves off the previous stack and switches us to our
- * own execution environment.
- */
-_init:
- /* No interrupts, please. */
- cli
-
- /* There is a bunch of stuff missing here to take arguments on the stack
- * See http://www.coreboot.org/Payload_API and exec.S.
- */
- /* Store current stack pointer. */
- movl %esp, %esi
-
- /* Store EAX and EBX */
- movl %eax,loader_eax
- movl %ebx,loader_ebx
-
- /* Clear the bss */
- cld
- movl $.bss, %edi
- movl $_end, %ecx
- subl %edi, %ecx
- xor %ax, %ax
- rep stosb
-
- /* Setup new stack. */
- movl $_stack, %ebx
-
- movl %ebx, %esp
-
- /* Save old stack pointer. */
- pushl %esi
-
- /* Let's rock. */
- call start_main
-
- /* %eax has the return value - pass it on unmolested */
-_leave:
- /* Get old stack pointer. */
- popl %ebx
-
- /* Restore old stack. */
- movl %ebx, %esp
-
- /* Return to the original context. */
- ret