mirror of
https://git.rwth-aachen.de/acs/public/villas/node/
synced 2025-03-16 00:00:02 +01:00
87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
#include <unistd.h>
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#include <cstring>
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#include <villas/memory_manager.hpp>
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#include <villas/fpga/ips/rtds2gpu.hpp>
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#include "log.hpp"
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namespace villas {
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namespace fpga {
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namespace ip {
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static Rtds2GpuFactory factory;
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bool Rtds2Gpu::init()
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{
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xInstance.IsReady = XIL_COMPONENT_IS_READY;
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xInstance.Ctrl_BaseAddress = getBaseAddr(registerMemory);
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// make sure IP is stopped for now
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XRtds2gpu_DisableAutoRestart(&xInstance);
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dump();
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return true;
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}
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void Rtds2Gpu::dump()
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{
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const auto baseaddr = XRtds2gpu_Get_baseaddr(&xInstance);
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const auto data_offset = XRtds2gpu_Get_data_offset(&xInstance);
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const auto doorbell_offset = XRtds2gpu_Get_doorbell_offset(&xInstance);
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const auto frame_size = XRtds2gpu_Get_frame_size(&xInstance);
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const auto status = XRtds2gpu_Get_status_o(&xInstance);
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logger->debug("Rtds2Gpu registers (IP base {:#x}):", xInstance.Ctrl_BaseAddress);
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logger->debug(" Base address (bytes): {:#x}", baseaddr);
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logger->debug(" Doorbell offset (bytes): {:#x}", doorbell_offset);
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logger->debug(" Data offset (bytes): {:#x}", data_offset);
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logger->debug(" Frame size (words): {:#x}", frame_size);
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logger->debug(" Status: {:#x}", status);
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}
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bool Rtds2Gpu::startOnce(const MemoryBlock& mem, size_t frameSize)
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{
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auto& mm = MemoryManager::get();
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auto translationFromIp = mm.getTranslation(
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getMasterAddrSpaceByInterface(axiInterface),
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mem.getAddrSpaceId());
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// make sure IP is stopped for now
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XRtds2gpu_DisableAutoRestart(&xInstance);
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// while(not XRtds2gpu_IsIdle(&xInstance) and not XRtds2gpu_IsDone(&xInstance));
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// set address of memory block in HLS IP
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XRtds2gpu_Set_baseaddr(&xInstance, translationFromIp.getLocalAddr(0));
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XRtds2gpu_Set_doorbell_offset(&xInstance, 0);
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XRtds2gpu_Set_data_offset(&xInstance, 4);
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XRtds2gpu_Set_frame_size(&xInstance, frameSize);
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// prepare memory with all zeroes
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auto translationFromProcess = mm.getTranslationFromProcess(mem.getAddrSpaceId());
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auto memory = reinterpret_cast<void*>(translationFromProcess.getLocalAddr(0));
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memset(memory, 0, mem.getSize());
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// start IP
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// XRtds2gpu_EnableAutoRestart(&xInstance);
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XRtds2gpu_Start(&xInstance);
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return true;
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}
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bool Rtds2Gpu::isDone()
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{
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return XRtds2gpu_IsDone(&xInstance);
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}
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Rtds2GpuFactory::Rtds2GpuFactory() :
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IpNodeFactory(getName())
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{
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}
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} // namespace ip
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} // namespace fpga
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} // namespace villas
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