| [1141c1a] | 1 | /*
|
|---|
| [e84439a] | 2 | * Copyright (C) 2005 Ondrej Palkovsky
|
|---|
| [1141c1a] | 3 | * All rights reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | * modification, are permitted provided that the following conditions
|
|---|
| 7 | * are met:
|
|---|
| 8 | *
|
|---|
| 9 | * - Redistributions of source code must retain the above copyright
|
|---|
| 10 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | * - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 13 | * documentation and/or other materials provided with the distribution.
|
|---|
| 14 | * - The name of the author may not be used to endorse or promote products
|
|---|
| 15 | * derived from this software without specific prior written permission.
|
|---|
| 16 | *
|
|---|
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|---|
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|---|
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|---|
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|---|
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|---|
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|---|
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | */
|
|---|
| 28 |
|
|---|
| [06e1e95] | 29 | /** @addtogroup amd64
|
|---|
| [b45c443] | 30 | * @{
|
|---|
| 31 | */
|
|---|
| 32 | /** @file
|
|---|
| 33 | */
|
|---|
| 34 |
|
|---|
| [06e1e95] | 35 | #ifndef KERN_amd64_CONTEXT_H_
|
|---|
| 36 | #define KERN_amd64_CONTEXT_H_
|
|---|
| [1141c1a] | 37 |
|
|---|
| [06e1e95] | 38 | #ifndef KERN_amd64_TYPES_H_
|
|---|
| [fa0dfaf] | 39 | # include <arch/types.h>
|
|---|
| 40 | #endif
|
|---|
| [1141c1a] | 41 |
|
|---|
| [3396f59] | 42 |
|
|---|
| 43 | /* According to ABI the stack MUST be aligned on
|
|---|
| 44 | * 16-byte boundary. If it is not, the va_arg calling will
|
|---|
| 45 | * panic sooner or later
|
|---|
| 46 | */
|
|---|
| 47 | #define SP_DELTA 16
|
|---|
| [1141c1a] | 48 |
|
|---|
| [e84439a] | 49 | /* We include only registers that must be preserved
|
|---|
| 50 | * during function call
|
|---|
| 51 | */
|
|---|
| [1141c1a] | 52 | struct context {
|
|---|
| [7f1c620] | 53 | uintptr_t sp;
|
|---|
| 54 | uintptr_t pc;
|
|---|
| [fa0dfaf] | 55 |
|
|---|
| [7f1c620] | 56 | uint64_t rbx;
|
|---|
| 57 | uint64_t rbp;
|
|---|
| [fa0dfaf] | 58 |
|
|---|
| [7f1c620] | 59 | uint64_t r12;
|
|---|
| 60 | uint64_t r13;
|
|---|
| 61 | uint64_t r14;
|
|---|
| 62 | uint64_t r15;
|
|---|
| [fa0dfaf] | 63 |
|
|---|
| [22f7769] | 64 | ipl_t ipl;
|
|---|
| [1141c1a] | 65 | } __attribute__ ((packed));
|
|---|
| 66 |
|
|---|
| 67 | #endif
|
|---|
| [b45c443] | 68 |
|
|---|
| [06e1e95] | 69 | /** @}
|
|---|
| [b45c443] | 70 | */
|
|---|
