1 files changed, 112 insertions, 0 deletions
diff --git a/ext/nomali/lib/gpu.cc b/ext/nomali/lib/gpu.cc
new file mode 100644
index 000000000..88646ab36
--- /dev/null
+++ b/ext/nomali/lib/gpu.cc
@@ -0,0 +1,112 @@
+/*
+ * 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;
+}
+
+}