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66 lines
1.1 KiB
66 lines
1.1 KiB
/*
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* Copyright 2002-2019 Intel Corporation.
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*
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* This software is provided to you as Sample Source Code as defined in the accompanying
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* End User License Agreement for the Intel(R) Software Development Products ("Agreement")
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* section 1.L.
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*
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* This software and the related documents are provided as is, with no express or implied
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* warranties, other than those that are expressly stated in the License.
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*/
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#
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# struct FarPointer
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# {
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# unsigned int _farPtr;
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# unsigned int _segVal;
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# };
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# int SetGs(const FarPointer *fp);
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.global SetGs
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.type SetGs, @function
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SetGs:
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push %ebp
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mov %esp, %ebp
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mov 0x8(%ebp), %eax
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lgs (%eax), %eax
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leave
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ret
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# int SetFs(const FarPointer *fp);
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.global SetFs
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.type SetFs, @function
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SetFs:
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push %ebp
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mov %esp, %ebp
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mov 0x8(%ebp), %eax
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lfs (%eax), %eax
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leave
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ret
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# unsigned int GetGsBase();
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# unsigned int GetFsBase();
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.global GetGsBase
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.type GetGsBase, @function
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GetGsBase:
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mov %gs:0x0, %eax
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ret
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.global GetFsBase
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.type GetFsBase, @function
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GetFsBase:
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mov %fs:0x0, %eax
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ret
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