move AOTAG to BPMP

Source/hoc-clk/bpmpfw/source/aotag.hpp

@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2014 - 2017, NVIDIA CORPORATION.  All rights reserved.
+ * Copyright (c) Souldbminer, Lightos and Horizon OC Contributors
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+#pragma once
+#include "regs.hpp"
+
+#include <hocclk/bpmp.h>
+
+namespace aotag {
+
+    constexpr u32 PmcBase = 0x7000E400;
+    constexpr u32 PmcTsensorStatus1 = 0x4AC;
+
+    constexpr u32 Status1ValidBit = (1u << 31);
+    constexpr u32 Status1AbsShift = 8;
+    constexpr u32 Status1AbsMask  = 0xFF;
+    constexpr u32 Status1FracBit  = (1u << 7);
+    constexpr u32 Status1SignBit  = (1u << 0);
+
+    constexpr s32 InvalidSentinel = -125;
+
+    inline void Update(HocClkBpmpSharedInfo &info) {
+        const u32 regval = MMIO32(PmcBase + PmcTsensorStatus1);
+
+        if (!(regval & Status1ValidBit)) {
+            info.tempAO = InvalidSentinel;
+            return;
+        }
+
+        const u32 abs      = (regval >> Status1AbsShift) & Status1AbsMask;
+        const bool frac    = (regval & Status1FracBit) != 0;
+        const bool negative = (regval & Status1SignBit) != 0;
+
+        s32 temp = static_cast<s32>(abs) * 1000 + (frac ? 500 : 0);
+        if (negative) {
+            temp = -temp;
+        }
+
+        info.tempAO = temp;
+    }
+
+} // namespace aotag

Source/hoc-clk/bpmpfw/source/main.cpp

@@ -19,6 +19,7 @@
 #include <string.h>
 
 #include "actmon.hpp"
+#include "aotag.hpp"
 #include "bpmp_mmu.hpp"
 #include "freq.hpp"
 #include "libc_platform.hpp"
@@ -53,6 +54,7 @@ void MainLoop(HocClkBpmpSharedInfo &info) {
 
         freq::Update(info);
         actmon::Update(info);
+        aotag::Update(info);
 
         msleep(250);
     }