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| 1 | # |
1 | # |
| 2 | # Copyright (C) 2001-2004 Jakub Jermar |
2 | # Copyright (C) 2001-2004 Jakub Jermar |
| 3 | # Copyright (C) 2005-2006 Martin Decky |
3 | # Copyright (C) 2005-2006 Martin Decky |
| 4 | # All rights reserved. |
4 | # All rights reserved. |
| 5 | # |
5 | # |
| 6 | # Redistribution and use in source and binary forms, with or without |
6 | # Redistribution and use in source and binary forms, with or without |
| 7 | # modification, are permitted provided that the following conditions |
7 | # modification, are permitted provided that the following conditions |
| 8 | # are met: |
8 | # are met: |
| 9 | # |
9 | # |
| 10 | # - Redistributions of source code must retain the above copyright |
10 | # - Redistributions of source code must retain the above copyright |
| 11 | # notice, this list of conditions and the following disclaimer. |
11 | # notice, this list of conditions and the following disclaimer. |
| 12 | # - Redistributions in binary form must reproduce the above copyright |
12 | # - Redistributions in binary form must reproduce the above copyright |
| 13 | # notice, this list of conditions and the following disclaimer in the |
13 | # notice, this list of conditions and the following disclaimer in the |
| 14 | # documentation and/or other materials provided with the distribution. |
14 | # documentation and/or other materials provided with the distribution. |
| 15 | # - The name of the author may not be used to endorse or promote products |
15 | # - The name of the author may not be used to endorse or promote products |
| 16 | # derived from this software without specific prior written permission. |
16 | # derived from this software without specific prior written permission. |
| 17 | # |
17 | # |
| 18 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 19 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 20 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 21 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 22 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 23 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 24 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 25 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 26 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 27 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 28 | # |
28 | # |
| 29 | 29 | ||
| 30 | #include <arch/boot/boot.h> |
30 | #include <arch/boot/boot.h> |
| 31 | #include <arch/mm/page.h> |
31 | #include <arch/mm/page.h> |
| 32 | #include <arch/pm.h> |
32 | #include <arch/pm.h> |
| 33 | 33 | ||
| 34 | .section __xen_guest |
34 | .section __xen_guest |
| 35 | .ascii "GUEST_OS=HelenOS," |
35 | .ascii "GUEST_OS=HelenOS," |
| 36 | .ascii "XEN_VER=xen-3.0," |
36 | .ascii "XEN_VER=xen-3.0," |
| 37 | .ascii "HYPERCALL_PAGE=0x0000," |
37 | .ascii "HYPERCALL_PAGE=0x0000," |
| 38 | .ascii "LOADER=generic," |
38 | .ascii "LOADER=generic" |
| 39 | .ascii "PT_MODE_WRITABLE" |
- | |
| 40 | .byte 0 |
39 | .byte 0 |
| 41 | 40 | ||
| 42 | .text |
41 | .text |
| 43 | 42 | ||
| 44 | .code32 |
43 | .code32 |
| 45 | .align 4 |
44 | .align 4 |
| 46 | .global kernel_image_start |
45 | .global kernel_image_start |
| 47 | 46 | ||
| 48 | kernel_image_start: |
47 | kernel_image_start: |
| 49 | cld |
- | |
| 50 | - | ||
| 51 | # copy start_info (esi initialized by Xen) |
48 | # copy start_info (esi initialized by Xen) |
| 52 | 49 | ||
| 53 | movl $start_info, %edi |
50 | movl $start_info, %edi |
| 54 | movl $START_INFO_SIZE >> 2, %ecx |
51 | movl $START_INFO_SIZE >> 2, %ecx |
| 55 | cld |
52 | cld |
| 56 | rep movsb |
53 | rep movsb |
| 57 | 54 | ||
| 58 | call main_bsp # never returns |
55 | call main_bsp # never returns |
| 59 | 56 | ||
| 60 | cli |
57 | cli |
| 61 | hlt |
58 | hlt |
| 62 | 59 | ||
| 63 | .section K_TEXT_START, "aw", @progbits |
60 | .section K_TEXT_START, "aw", @progbits |
| 64 | .global hypercall_page |
61 | .global hypercall_page |
| 65 | .org 0 |
62 | .org 0 |
| 66 | hypercall_page: |
63 | hypercall_page: |
| 67 | .space PAGE_SIZE |
64 | .space PAGE_SIZE |
| 68 | 65 | ||