97 lines
1.6 KiB
C++
97 lines
1.6 KiB
C++
// Copyright (C) 2003-2008 Dolphin Project.
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, version 2.0.
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official SVN repository and contact information can be found at
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// http://code.google.com/p/dolphin-emu/
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#include "MailHandler.h"
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CMailHandler::CMailHandler()
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{
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}
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CMailHandler::~CMailHandler()
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{
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Clear();
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}
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void CMailHandler::PushMail(u32 _Mail)
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{
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m_Mails.push(_Mail);
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Update();
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}
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u16 CMailHandler::ReadDSPMailboxHigh()
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{
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// check if we have a mail for the core
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if (!m_Mails.empty())
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{
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u16 result = (m_Mails.front() >> 16) & 0xFFFF;
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Update();
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return result;
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}
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return 0x00;
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}
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u16 CMailHandler::ReadDSPMailboxLow()
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{
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// check if we have a mail for the core
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if (!m_Mails.empty())
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{
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u16 result = m_Mails.front() & 0xFFFF;
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m_Mails.pop();
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Update();
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return(result);
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}
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return 0x00;
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}
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void CMailHandler::Clear()
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{
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while (!m_Mails.empty())
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m_Mails.pop();
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}
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bool CMailHandler::IsEmpty()
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{
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return m_Mails.empty();
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}
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void CMailHandler::Halt(bool _Halt)
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{
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if (_Halt)
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{
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Clear();
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m_Mails.push(0x80544348);
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}
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Update();
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}
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void CMailHandler::Update()
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{
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if (!IsEmpty())
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{
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// g_dspInitialize.pGenerateDSPInterrupt();
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}
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}
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