mp-r0drv-solaris.c revision d55f5ac020ffc727e495eebc00ff75a022bbd27a
/* $Id$ */
/** @file
* IPRT - Multiprocessor, Ring-0 Driver, Solaris.
*/
/*
* Copyright (C) 2008-2014 Oracle Corporation
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* 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.
*/
/*******************************************************************************
* Header Files *
*******************************************************************************/
#include "the-solaris-kernel.h"
#if defined(RT_ARCH_AMD64) || defined(RT_ARCH_X86)
# include <iprt/asm-amd64-x86.h>
#endif
#include "r0drv/mp-r0drv.h"
typedef FNRTMPSOLWORKER *PFNRTMPSOLWORKER;
RTDECL(bool) RTMpIsCpuWorkPending(void)
{
return false;
}
{
}
RTDECL(int) RTMpCurSetIndex(void)
{
}
{
}
{
}
{
}
{
return max_cpuid;
}
{
/*
* We cannot query CPU status recursively, check cpu member from cached set.
*/
return false;
}
{
}
{
do
{
if (RTMpIsCpuPossible(idCpu))
} while (idCpu-- > 0);
return pSet;
}
{
return ncpus;
}
{
/*
* We cannot query CPU status recursively, return the cached set.
*/
*pSet = g_rtMpSolCpuSet;
return pSet;
}
{
return RTCpuSetCount(&Set);
}
/**
* Wrapper to Solaris IPI infrastructure.
*
* @param pCpuSet Pointer to Solaris CPU set.
* @param pfnSolWorker Function to execute on target CPU(s).
* @param pArgs Pointer to RTMPARGS to pass to @a pfnSolWorker.
*
* @returns Solaris error code.
*/
{
if (g_frtSolOldIPI)
{
if (g_frtSolOldIPIUlong)
{
0, /* Arg2, ignored */
0, /* Arg3, ignored */
IPRT_SOL_X_CALL_HIPRI, /* IPI priority */
}
else
{
0, /* Arg2, ignored */
0, /* Arg3, ignored */
IPRT_SOL_X_CALL_HIPRI, /* IPI priority */
*pCpuSet, /* Target CPU set */
}
}
else
{
0, /* Arg2 */
0, /* Arg3 */
}
}
/**
* Wrapper between the native solaris per-cpu callback and PFNRTWORKER
* for the RTMpOnAll API.
*
* @param uArgs Pointer to the RTMPARGS package.
* @param uIgnored1 Ignored.
* @param uIgnored2 Ignored.
*/
{
/*
* Solaris CPU cross calls execute on offline CPUs too. Check our CPU cache
* set and ignore if it's offline.
*/
if (!RTMpIsCpuOnline(RTMpCpuId()))
return 0;
return 0;
}
{
for (int i = 0; i < IPRT_SOL_SET_WORDS; i++)
return VINF_SUCCESS;
}
/**
* Wrapper between the native solaris per-cpu callback and PFNRTWORKER
* for the RTMpOnOthers API.
*
* @param uArgs Pointer to the RTMPARGS package.
* @param uIgnored1 Ignored.
* @param uIgnored2 Ignored.
*/
{
return 0;
}
{
/* The caller is supposed to have disabled preemption, but take no chances. */
for (int i = 0; i < IPRT_SOL_SET_WORDS; i++)
return VINF_SUCCESS;
}
/**
* Wrapper between the native solaris per-cpu callback and PFNRTWORKER
* for the RTMpOnSpecific API.
*
* @param uArgs Pointer to the RTMPARGS package.
* @param uIgnored1 Ignored.
* @param uIgnored2 Ignored.
*
* @returns Solaris error code.
*/
{
return 0;
}
{
return VERR_CPU_NOT_FOUND;
for (int i = 0; i < IPRT_SOL_SET_WORDS; i++)
}
RTDECL(bool) RTMpOnAllIsConcurrentSafe(void)
{
return true;
}