From 041e99b6132775ff52822060512b8384b735e582 Mon Sep 17 00:00:00 2001
From: archshift <admin@archshift.com>
Date: Sun, 12 Oct 2014 22:40:26 -0700
Subject: Added LCD registers, and implementation for color filling in OGL
 code.

---
 src/core/hw/lcd.cpp | 66 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 66 insertions(+)
 create mode 100644 src/core/hw/lcd.cpp

(limited to 'src/core/hw/lcd.cpp')

diff --git a/src/core/hw/lcd.cpp b/src/core/hw/lcd.cpp
new file mode 100644
index 00000000..7986f3dd
--- /dev/null
+++ b/src/core/hw/lcd.cpp
@@ -0,0 +1,66 @@
+// Copyright 2015 Citra Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#include "common/common_types.h"
+
+#include "core/arm/arm_interface.h"
+#include "core/hle/hle.h"
+#include "core/hw/hw.h"
+#include "core/hw/lcd.h"
+
+namespace LCD {
+
+Regs g_regs;
+
+template <typename T>
+inline void Read(T &var, const u32 raw_addr) {
+    u32 addr = raw_addr - HW::VADDR_LCD;
+    u32 index = addr / 4;
+
+    // Reads other than u32 are untested, so I'd rather have them abort than silently fail
+    if (index >= 0x400 || !std::is_same<T, u32>::value) {
+        LOG_ERROR(HW_LCD, "unknown Read%lu @ 0x%08X", sizeof(var) * 8, addr);
+        return;
+    }
+
+    var = g_regs[index];
+}
+
+template <typename T>
+inline void Write(u32 addr, const T data) {
+    addr -= HW::VADDR_LCD;
+    u32 index = addr / 4;
+
+    // Writes other than u32 are untested, so I'd rather have them abort than silently fail
+    if (index >= 0x400 || !std::is_same<T, u32>::value) {
+        LOG_ERROR(HW_LCD, "unknown Write%lu 0x%08X @ 0x%08X", sizeof(data) * 8, (u32)data, addr);
+        return;
+    }
+
+    g_regs[index] = static_cast<u32>(data);
+}
+
+// Explicitly instantiate template functions because we aren't defining this in the header:
+
+template void Read<u64>(u64 &var, const u32 addr);
+template void Read<u32>(u32 &var, const u32 addr);
+template void Read<u16>(u16 &var, const u32 addr);
+template void Read<u8>(u8 &var, const u32 addr);
+
+template void Write<u64>(u32 addr, const u64 data);
+template void Write<u32>(u32 addr, const u32 data);
+template void Write<u16>(u32 addr, const u16 data);
+template void Write<u8>(u32 addr, const u8 data);
+
+/// Initialize hardware
+void Init() {
+    LOG_DEBUG(HW_LCD, "initialized OK");
+}
+
+/// Shutdown hardware
+void Shutdown() {
+    LOG_DEBUG(HW_LCD, "shutdown OK");
+}
+    
+} // namespace
-- 
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