94 lines
2 KiB
C++
94 lines
2 KiB
C++
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/* $Id$ */
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/* @file
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* Tsunami DMA fake
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*/
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#include <deque>
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#include <string>
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#include <vector>
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#include "base/trace.hh"
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#include "cpu/exec_context.hh"
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#include "dev/console.hh"
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#include "dev/etherdev.hh"
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#include "dev/scsi_ctrl.hh"
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#include "dev/tlaser_clock.hh"
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#include "dev/tsunami_dma.hh"
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#include "dev/tsunamireg.h"
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#include "dev/tsunami.hh"
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#include "mem/functional_mem/memory_control.hh"
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#include "sim/builder.hh"
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#include "sim/system.hh"
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using namespace std;
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TsunamiDMA::TsunamiDMA(const string &name, /*Tsunami *t,*/
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Addr addr, Addr mask, MemoryController *mmu)
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: MmapDevice(name, addr, mask, mmu)/*, tsunami(t) */
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{
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}
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Fault
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TsunamiDMA::read(MemReqPtr req, uint8_t *data)
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{
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DPRINTF(Tsunami, "dma read va=%#x size=%d IOPorrt=%#x\n",
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req->vaddr, req->size, req->vaddr & 0xfff);
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// Addr daddr = (req->paddr & addr_mask) >> 6;
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// ExecContext *xc = req->xc;
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// int cpuid = xc->cpu_id;
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*(uint64_t*)data = 0x00;
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return No_Fault;
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}
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Fault
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TsunamiDMA::write(MemReqPtr req, const uint8_t *data)
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{
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DPRINTF(Tsunami, "dma write - va=%#x size=%d IOPort=%#x\n",
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req->vaddr, req->size, req->vaddr & 0xfff);
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//Addr daddr = (req->paddr & addr_mask) >> 6;
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return No_Fault;
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}
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void
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TsunamiDMA::serialize(std::ostream &os)
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{
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// code should be written
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}
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void
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TsunamiDMA::unserialize(Checkpoint *cp, const std::string §ion)
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{
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//code should be written
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}
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BEGIN_DECLARE_SIM_OBJECT_PARAMS(TsunamiDMA)
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// SimObjectParam<Tsunami *> tsunami;
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SimObjectParam<MemoryController *> mmu;
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Param<Addr> addr;
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Param<Addr> mask;
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END_DECLARE_SIM_OBJECT_PARAMS(TsunamiDMA)
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BEGIN_INIT_SIM_OBJECT_PARAMS(TsunamiDMA)
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// INIT_PARAM(tsunami, "Tsunami"),
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INIT_PARAM(mmu, "Memory Controller"),
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INIT_PARAM(addr, "Device Address"),
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INIT_PARAM(mask, "Address Mask")
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END_INIT_SIM_OBJECT_PARAMS(TsunamiDMA)
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CREATE_SIM_OBJECT(TsunamiDMA)
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{
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return new TsunamiDMA(getInstanceName(), /*tsunami,*/ addr, mask, mmu);
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}
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REGISTER_SIM_OBJECT("TsunamiDMA", TsunamiDMA)
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