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Rev 568 Rev 741
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PG_SW            equ 0x003
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PG_SW            equ 0x003
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PG_NOCACHE       equ 0x018
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PG_NOCACHE       equ 0x018
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align 4
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align 4
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proc set_ICH4
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           stdcall AllocKernelSpace, dword 0x2000
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           mov edi, eax
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           mov ebx, [ctrl.codec_mem_base]
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           and ebx, -4096
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           stdcall MapPage, edi,ebx,PG_SW+PG_NOCACHE
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           mov ebx, [ctrl.codec_mem_base]
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           and ebx, 4095
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           add ebx, edi
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           mov [ctrl.codec_mem_base], ebx
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           add edi, 0x1000
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           mov ebx, [ctrl.ctrl_mem_base]
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proc set_ICH4
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           and ebx, -4096
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           stdcall MapIoMem,[ctrl.codec_mem_base],0x1000,PG_SW+PG_NOCACHE
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           stdcall MapPage, edi, ebx,PG_SW+PG_NOCACHE
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           mov [ctrl.codec_mem_base], eax
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           mov ebx, [ctrl.ctrl_mem_base]
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           and ebx, 4095
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           add ebx, edi
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           stdcall MapIoMem,[ctrl.ctrl_mem_base],0x1000,PG_SW+PG_NOCACHE
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           mov [ctrl.ctrl_mem_base], ebx
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           mov [ctrl.ctrl_mem_base], eax
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