; $Id: sup.mac 53441 2014-12-04 11:06:26Z vboxsync $
;; @file
; SUP - Support Library, assembly definitions.
;

;
; Copyright (C) 2006-2014 Oracle Corporation
;
; This file is part of VirtualBox Open Source Edition (OSE), as
; available from http://www.virtualbox.org. This file is free software;
; you can redistribute it and/or modify it under the terms of the GNU
; General Public License (GPL) as published by the Free Software
; Foundation, in version 2 as it comes in the "COPYING" file of the
; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
;
; The contents of this file may alternatively be used under the terms
; of the Common Development and Distribution License Version 1.0
; (CDDL) only, as it comes in the "COPYING.CDDL" file of the
; VirtualBox OSE distribution, in which case the provisions of the
; CDDL are applicable instead of those of the GPL.
;
; You may elect to license modified versions of this file under the
; terms and conditions of either the GPL or the CDDL or both.
;

%ifndef ___VBox_sup_mac
%define ___VBox_sup_mac

struc SUPGIPCPU
    .u32TransactionId           resd 1
    .u32UpdateIntervalTSC       resd 1
    .u64NanoTS                  resq 1
    .u64TSC                     resq 1
    .u64CpuHz                   resq 1
    .i64TSCDelta                resq 1
    .cErrors                    resd 1
    .iTSCHistoryHead            resd 1
    .au32TSCHistory             resd 8
    .u32PrevUpdateIntervalNS    resd 1
    .au32Reserved0              resd (5)
    .u64TSCSample               resq 1
    .au32Reserved1              resd (1)
    .enmState                   resd 1
    .idCpu                      resd 1
    .iCpuSet                    resw 1
    .idApic                     resw 1
endstruc

%define SUPGLOBALINFOPAGE_MAGIC 0x19590106
struc SUPGLOBALINFOPAGE
    .u32Magic                   resd 1
    .u32Version                 resd 1
    .u32Mode                    resd 1
    .cCpus                      resw 1
    .cPages                     resw 1
    .u32UpdateHz                resd 1
    .u32UpdateIntervalNS        resd 1
    .u64NanoTSLastUpdateHz      resq 1
    .u64CpuHz                   resq 1
    .OnlineCpuSet               resq 4
    .PresentCpuSet              resq 4
    .PossibleCpuSet             resq 4
    .cOnlineCpus                resw 1
    .cPresentCpus               resw 1
    .cPossibleCpus              resw 1
    .u16Padding0                resw 1
    .idCpuMax                   resd 1
    .au32Padding1               resd 27
    .aiCpuFromApicId            resw 256
    .aiCpuFromCpuSetIdx         resw 256
    .aCPUs                      resb SUPGIPCPU_size
endstruc

struc SUPDRVTRACERUSRCTX32
        .idProbe                resd 1
        .cBits                  resb 1
        .abReserved             resb 3
        .u.X86.uVtgProbeLoc     resd 1
        .u.X86.aArgs            resd 20
        .u.X86.eip              resd 1
        .u.X86.eflags           resd 1
        .u.X86.eax              resd 1
        .u.X86.ecx              resd 1
        .u.X86.edx              resd 1
        .u.X86.ebx              resd 1
        .u.X86.esp              resd 1
        .u.X86.ebp              resd 1
        .u.X86.esi              resd 1
        .u.X86.edi              resd 1
        .u.X86.cs               resw 1
        .u.X86.ss               resw 1
        .u.X86.ds               resw 1
        .u.X86.es               resw 1
        .u.X86.fs               resw 1
        .u.X86.gs               resw 1
endstruc

struc SUPDRVTRACERUSRCTX64
        .idProbe                resd 1
        .cBits                  resb 1
        .abReserved             resb 3
        .u.Amd64.uVtgProbeLoc   resq 1
        .u.Amd64.aArgs          resq 10
        .u.Amd64.rip            resq 1
        .u.Amd64.rflags         resq 1
        .u.Amd64.rax            resq 1
        .u.Amd64.rcx            resq 1
        .u.Amd64.rdx            resq 1
        .u.Amd64.rbx            resq 1
        .u.Amd64.rsp            resq 1
        .u.Amd64.rbp            resq 1
        .u.Amd64.rsi            resq 1
        .u.Amd64.rdi            resq 1
        .u.Amd64.r8             resq 1
        .u.Amd64.r9             resq 1
        .u.Amd64.r10            resq 1
        .u.Amd64.r11            resq 1
        .u.Amd64.r12            resq 1
        .u.Amd64.r13            resq 1
        .u.Amd64.r14            resq 1
        .u.Amd64.r15            resq 1
endstruc

;;
; Macro to apply per-CPU TSC delta to the TSC value read in through rdtsc.
;
; @param   %1    The pSupGipCpu pointer
; @remarks edx:eax contains the 64-bit TSC value to apply the delta to.
%macro SUPTscDeltaApply 1
    ; Check if we have a valid TSC-delta, i.e. != INT64_MAX.
    cmp     dword [%1 + SUPGIPCPU.i64TSCDelta], 0xffffffff
    jne     %%valid_delta
    cmp     dword [%1 + SUPGIPCPU.i64TSCDelta + 4], 0x7fffffff
    je      %%done
%%valid_delta:
    ; Subtract the delta from edx:eax
    sub     eax, dword [%1 + SUPGIPCPU.i64TSCDelta]
    sbb     edx, dword [%1 + SUPGIPCPU.i64TSCDelta + 4]
%%done:
%endmacro

%endif