1 /* ----------------------------------------------------------------------- *
3 * Copyright 2007-2008 H. Peter Anvin - All Rights Reserved
5 * Permission is hereby granted, free of charge, to any person
6 * obtaining a copy of this software and associated documentation
7 * files (the "Software"), to deal in the Software without
8 * restriction, including without limitation the rights to use,
9 * copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom
11 * the Software is furnished to do so, subject to the following
14 * The above copyright notice and this permission notice shall
15 * be included in all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
18 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
19 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
20 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
21 * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
22 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
23 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24 * OTHER DEALINGS IN THE SOFTWARE.
26 * ----------------------------------------------------------------------- */
31 * Data structures for shuffle and boot to protected mode
34 #ifndef _SYSLINUX_BOOTRM_H
35 #define _SYSLINUX_BOOTRM_H
40 /* This register set is used by the shuffle and boot interface. It is
41 a completely different structure from what the __intcall() and
42 __farcall() interfaces use! */
43 struct syslinux_rm_regs
{
44 uint16_t es
; /* Offset 0 */
45 uint16_t _unused_cs
; /* Offset 2 */
46 uint16_t ds
; /* Offset 4 */
47 uint16_t ss
; /* Offset 6 */
48 uint16_t fs
; /* Offset 8 */
49 uint16_t gs
; /* Offset 10 */
51 reg32_t eax
; /* Offset 12 */
52 reg32_t ecx
; /* Offset 16 */
53 reg32_t edx
; /* Offset 20 */
54 reg32_t ebx
; /* Offset 24 */
55 reg32_t esp
; /* Offset 28 */
56 reg32_t ebp
; /* Offset 32 */
57 reg32_t esi
; /* Offset 36 */
58 reg32_t edi
; /* Offset 40 */
60 uint16_t ip
; /* Offset 44 */
61 uint16_t cs
; /* Offset 46 */
65 #endif /* _SYSLINUX_BOOTRM_H */