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3eb9473e | 1 | ;------------------------------------------------------------------------------\r |
2 | ;\r | |
4ea9375a HT |
3 | ; Copyright (c) 2006, Intel Corporation. All rights reserved.<BR>\r |
4 | ; This program and the accompanying materials\r | |
3eb9473e | 5 | ; are licensed and made available under the terms and conditions of the BSD License\r |
6 | ; which accompanies this distribution. The full text of the license may be found at\r | |
7 | ; http://opensource.org/licenses/bsd-license.php\r | |
8 | ;\r | |
9 | ; THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
10 | ; WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
11 | ;\r | |
12 | ; Module Name:\r | |
13 | ;\r | |
14 | ; ReadIdtBase.Asm\r | |
15 | ;\r | |
16 | ; Abstract:\r | |
17 | ;\r | |
18 | ; ReadIdtBase function\r | |
19 | ;\r | |
20 | ; Notes:\r | |
21 | ;\r | |
22 | ;------------------------------------------------------------------------------\r | |
23 | \r | |
24 | .586\r | |
25 | .model flat,C\r | |
26 | .mmx\r | |
27 | .code\r | |
28 | \r | |
29 | ;------------------------------------------------------------------------------\r | |
30 | ; UINTN\r | |
31 | ; ReadIdtBase (\r | |
32 | ; void\r | |
33 | ; )\r | |
34 | ;\r | |
35 | ; Abstract: Returns physical address of IDTR\r | |
36 | ;\r | |
37 | ReadIdtBase PROC C PUBLIC\r | |
38 | LOCAL IdtrBuf:FWORD\r | |
39 | sidt IdtrBuf\r | |
40 | mov eax, DWORD PTR IdtrBuf + 2\r | |
41 | ret\r | |
42 | ReadIdtBase ENDP\r | |
43 | \r | |
44 | ;------------------------------------------------------------------------------\r | |
45 | ; UINT16\r | |
46 | ; ReadIdtLimit (\r | |
47 | ; void\r | |
48 | ; )\r | |
49 | ;\r | |
50 | ; Abstract: Returns Limit of IDTR\r | |
51 | ;\r | |
52 | ReadIdtLimit PROC C PUBLIC\r | |
53 | LOCAL IdtrBuf:FWORD\r | |
54 | sidt IdtrBuf\r | |
55 | mov ax, WORD PTR IdtrBuf\r | |
56 | ret\r | |
57 | ReadIdtLimit ENDP\r | |
58 | \r | |
59 | \r | |
60 | END\r |