1 files changed, 125 insertions, 0 deletions
diff --git a/ext/nomali/lib/addrspace.cc b/ext/nomali/lib/addrspace.cc
new file mode 100644
index 000000000..bbb6bce33
--- /dev/null
+++ b/ext/nomali/lib/addrspace.cc
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 2016 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.
+ *
+ * Authors: Andreas Sandberg
+ */
+
+#include "jobslot.hh"
+
+#include <cassert>
+#include <cstdlib>
+
+#include "addrspace.hh"
+#include "gpu.hh"
+#include "regutils.hh"
+
+namespace NoMali {
+
+const std::vector<AddrSpace::cmd_t> AddrSpace::cmds {
+    &AddrSpace::cmdNop,                     // ASn_COMMAND_NOP
+    &AddrSpace::cmdUpdate,                  // ASn_COMMAND_UPDATE
+    &AddrSpace::cmdLock,                    // ASn_COMMAND_LOCK
+    &AddrSpace::cmdUnlock,                  // ASn_COMMAND_UNLOCK
+    &AddrSpace::cmdFlushPT,                 // ASn_COMMAND_FLUSH_PT
+    &AddrSpace::cmdFlushMem,                // ASn_COMMAND_FLUSH_MEM
+};
+
+AddrSpace::AddrSpace(GPU &_gpu, MMU &_mmu, uint8_t _id)
+    : GPUBlock(_gpu, ASn_NO_REGS),
+      id(_id),
+      mmu(_mmu)
+{
+}
+
+AddrSpace::AddrSpace(AddrSpace &&rhs)
+    : GPUBlock(std::move(rhs)),
+      id(std::move(rhs.id)),
+      mmu(rhs.mmu)
+{
+}
+
+AddrSpace::~AddrSpace()
+{
+}
+
+void
+AddrSpace::writeReg(RegAddr addr, uint32_t value)
+{
+    switch (addr.value) {
+      case ASn_COMMAND:
+        asCommand(value);
+        break;
+
+      case ASn_TRANSTAB_LO:
+      case ASn_TRANSTAB_HI:
+      case ASn_MEMATTR_LO:
+      case ASn_MEMATTR_HI:
+      case ASn_LOCKADDR_LO:
+      case ASn_LOCKADDR_HI:
+        GPUBlock::writeReg(addr, value);
+        break;
+
+      default:
+        // Ignore writes by default
+        break;
+    };
+}
+
+void
+AddrSpace::asCommand(uint32_t cmd)
+{
+    if (cmd < cmds.size())
+        (this->*cmds[cmd])(cmd);
+}
+
+void
+AddrSpace::cmdNop(uint32_t cmd)
+{
+    assert(cmd == ASn_COMMAND_NOP);
+}
+
+
+void
+AddrSpace::cmdUpdate(uint32_t cmd)
+{
+    assert(cmd == ASn_COMMAND_UPDATE);
+}
+
+void
+AddrSpace::cmdLock(uint32_t cmd)
+{
+    assert(cmd == ASn_COMMAND_LOCK);
+}
+
+void
+AddrSpace::cmdUnlock(uint32_t cmd)
+{
+    assert(cmd == ASn_COMMAND_UNLOCK);
+}
+
+void
+AddrSpace::cmdFlushPT(uint32_t cmd)
+{
+    assert(cmd == ASn_COMMAND_FLUSH_PT);
+}
+
+void
+AddrSpace::cmdFlushMem(uint32_t cmd)
+{
+    assert(cmd == ASn_COMMAND_FLUSH_MEM);
+}
+
+}