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/*
* Copyright (c) 2014-2015 ARM Limited
* All rights reserved
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "gpu.hh"
#include "gpucontrol.hh"
#include "jobcontrol.hh"
#include "mmu.hh"
#include "regutils.hh"
namespace NoMali {
GPU::GPU(GPUControl &gc, JobControl &jc, MMU &_mmu)
: gpuControl(gc), jobControl(jc), mmu(_mmu),
blocks({&gpuControl, // REG_BLOCK_GPU
&jobControl, // REG_BLOCK_JOB
&mmu}) // REG_BLOCK_MMU
{
}
GPU::~GPU()
{
}
void
GPU::reset()
{
for (auto *block : blocks)
block->reset();
}
uint32_t
GPU::readReg(RegAddr addr)
{
GPUBlock * const block(getGPUBlock(addr));
return block ? block->readReg(getBlockReg(addr)) : 0;
}
void
GPU::writeReg(RegAddr addr, uint32_t value)
{
GPUBlock * const block(getGPUBlock(addr));
if (block)
block->writeReg(getBlockReg(addr), value);
}
uint32_t
GPU::readRegRaw(RegAddr addr)
{
GPUBlock * const block(getGPUBlock(addr));
return block ? block->readRegRaw(getBlockReg(addr)) : 0;
}
void
GPU::writeRegRaw(RegAddr addr, uint32_t value)
{
GPUBlock * const block(getGPUBlock(addr));
if (block)
block->writeRegRaw(getBlockReg(addr), value);
}
bool
GPU::intGPUAsserted() const
{
return gpuControl.intAsserted();
}
bool
GPU::intJobAsserted() const
{
return jobControl.intAsserted();
}
bool
GPU::intMMUAsserted() const
{
return mmu.intAsserted();
}
GPUBlock *
GPU::getGPUBlock(RegAddr addr)
{
const RegBlock block(getRegBlock(addr));
const uint16_t block_no(static_cast<uint16_t>(block));
if (block_no < blocks.size())
return blocks[block_no];
else
return nullptr;
}
}