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1 | ;------------------------------------------------------------------------------\r |
| 2 | ;\r |
| 3 | ; Copyright (c) 2006, Intel Corporation\r |
| 4 | ; All rights reserved. This program and the accompanying materials\r |
| 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 |
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