diff options
author | Stefan Reinauer <reinauer@chromium.org> | 2012-12-14 11:42:57 -0800 |
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committer | Ronald G. Minnich <rminnich@gmail.com> | 2012-12-14 22:29:17 +0100 |
commit | f6935a006a6ffe57413877093035cdc1a020e7bd (patch) | |
tree | 3a628bc91ee5238d2eda5b738168721febec383f /payloads/libpayload/arch/i386/head.S | |
parent | 9aaf7d17bbb8140ad9091d2435bdffa0d241fb56 (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.S | 104 |
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 |