mirror of
https://github.com/RPCSX/rpcsx.git
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84 lines
1.8 KiB
C++
84 lines
1.8 KiB
C++
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#include "stdafx.h"
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#include "RSXThread.h"
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enum MethodFlag
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{
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CELL_GCM_METHOD_FLAG_NON_INCREMENT = 0x40000000,
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CELL_GCM_METHOD_FLAG_JUMP = 0x20000000,
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CELL_GCM_METHOD_FLAG_CALL = 0x00000002,
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CELL_GCM_METHOD_FLAG_RETURN = 0x00020000,
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};
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RSXThread::RSXThread(
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CellGcmControl* ctrl,
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u32 ioAddress,
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void (&cmd)(const u32 fcmd, const u32 cmd, mem32_t& args, const u32 count),
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bool (&_flip)(),
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bool (&_TestExit)()
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)
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: m_ctrl(*ctrl)
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, m_ioAddress(ioAddress)
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, DoCmd(cmd)
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, flip(_flip)
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, TestExit(_TestExit)
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{
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}
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void RSXThread::Task()
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{
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while(!TestDestroy() && !TestExit())
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{
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if(m_ctrl.get == m_ctrl.put)
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{
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flip();
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Sleep(1);
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continue;
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}
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const u32 get = re(m_ctrl.get);
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const u32 cmd = Memory.Read32(m_ioAddress + get);
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const u32 count = (cmd >> 18) & 0x7ff;
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mem32_t data(m_ioAddress + get + 4);
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if(cmd & CELL_GCM_METHOD_FLAG_JUMP)
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{
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m_ctrl.get = re32(cmd & ~(CELL_GCM_METHOD_FLAG_JUMP | CELL_GCM_METHOD_FLAG_NON_INCREMENT));
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continue;
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}
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if(cmd & CELL_GCM_METHOD_FLAG_CALL)
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{
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call_stack.AddCpy(get + 4);
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m_ctrl.get = re32(cmd & ~CELL_GCM_METHOD_FLAG_CALL);
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continue;
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}
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if(cmd & CELL_GCM_METHOD_FLAG_RETURN)
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{
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const u32 pos = call_stack.GetCount() - 1;
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m_ctrl.get = re32(call_stack[pos]);
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call_stack.RemoveAt(pos);
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continue;
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}
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if(cmd & CELL_GCM_METHOD_FLAG_NON_INCREMENT)
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{
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//ConLog.Warning("non increment cmd! 0x%x", cmd);
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}
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#if 0
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wxString debug = getMethodName(cmd & 0x3ffff);
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debug += "(";
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for(u32 i=0; i<count; ++i) debug += (i ? ", " : "") + wxString::Format("0x%x", data[i]);
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debug += ")";
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ConLog.Write(debug);
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#endif
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DoCmd(cmd, cmd & 0x3ffff, data, count);
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m_ctrl.get = re32(get + (count + 1) * 4);
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memset(Memory.GetMemFromAddr(m_ioAddress + get), 0, (count + 1) * 4);
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}
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}
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void RSXThread::OnExit()
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{
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call_stack.Clear();
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}
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