added NDMA hardware interface

3 files changed, 133 insertions, 2 deletions

diff --git a/src/core/hw/hw.cpp b/src/core/hw/hw.cpp
index 59c348ca9..1f240f09c 100644
--- a/src/core/hw/hw.cpp
+++ b/src/core/hw/hw.cpp
@@ -7,17 +7,72 @@
 
 #include "core/hw/hw.h"
 #include "core/hw/hw_lcd.h"
+#include "core/hw/ndma.h"
 
 namespace HW {
 
+enum {
+    ADDRESS_CONFIG      = 0x10000000,
+    ADDRESS_IRQ         = 0x10001000,
+    ADDRESS_NDMA        = 0x10002000,
+    ADDRESS_TIMER       = 0x10003000,
+    ADDRESS_CTRCARD     = 0x10004000,
+    ADDRESS_CTRCARD_2   = 0x10005000,
+    ADDRESS_SDMC_NAND   = 0x10006000,
+    ADDRESS_SDMC_NAND_2 = 0x10007000,   // Apparently not used on retail
+    ADDRESS_PXI         = 0x10008000,
+    ADDRESS_AES         = 0x10009000,
+    ADDRESS_SHA         = 0x1000A000,
+    ADDRESS_RSA         = 0x1000B000,
+    ADDRESS_XDMA        = 0x1000C000,
+    ADDRESS_SPICARD     = 0x1000D800,
+    ADDRESS_CONFIG_2    = 0x10010000,
+    ADDRESS_HASH        = 0x10101000,
+    ADDRESS_CSND        = 0x10103000,
+    ADDRESS_DSP         = 0x10140000,
+    ADDRESS_PDN         = 0x10141000,
+    ADDRESS_CODEC       = 0x10141000,
+    ADDRESS_SPI         = 0x10142000,
+    ADDRESS_SPI_2       = 0x10143000,
+    ADDRESS_I2C         = 0x10144000,
+    ADDRESS_CODEC_2     = 0x10145000,
+    ADDRESS_HID         = 0x10146000,
+    ADDRESS_PAD         = 0x10146000,
+    ADDRESS_PTM         = 0x10146000,
+    ADDRESS_I2C_2       = 0x10148000,
+    ADDRESS_SPI_3       = 0x10160000,
+    ADDRESS_I2C_3       = 0x10161000,
+    ADDRESS_MIC         = 0x10162000,
+    ADDRESS_PXI_2       = 0x10163000,
+    ADDRESS_NTRCARD     = 0x10164000,
+    ADDRESS_DSP_2       = 0x10203000,
+    ADDRESS_HASH_2      = 0x10301000,
+};
+
 template <typename T>
 inline void Read(T &var, const u32 addr) {
-    NOTICE_LOG(HW, "read from address %08X", addr);
+    switch (addr & 0xFFFFF000) {
+    
+    case ADDRESS_NDMA:
+        NDMA::Read(var, addr);
+        break;
+
+    default:
+        ERROR_LOG(HW, "unknown Read%d @ 0x%08X", sizeof(var) * 8, addr);
+    }
 }
 
 template <typename T>
 inline void Write(u32 addr, const T data) {
-    NOTICE_LOG(HW, "write to address %08X", addr);
+    switch (addr & 0xFFFFF000) {
+    
+    case ADDRESS_NDMA:
+        NDMA::Write(addr, data);
+        break;
+
+    default:
+        ERROR_LOG(HW, "unknown Write%d 0x%08X @ 0x%08X", sizeof(data) * 8, data, addr);
+    }
 }
 
 // Explicitly instantiate template functions because we aren't defining this in the header:
@@ -35,11 +90,13 @@ template void Write<u8>(u32 addr, const u8 data);
 /// Update hardware
 void Update() {
     LCD::Update();
+    NDMA::Update();
 }
 
 /// Initialize hardware
 void Init() {
     LCD::Init();
+    NDMA::Init();
     NOTICE_LOG(HW, "initialized OK");
 }
 
diff --git a/src/core/hw/ndma.cpp b/src/core/hw/ndma.cpp
new file mode 100644
index 000000000..52e459ebd
--- /dev/null
+++ b/src/core/hw/ndma.cpp
@@ -0,0 +1,48 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#include "common/common_types.h"
+#include "common/log.h"
+
+#include "core/hw/ndma.h"
+
+namespace NDMA {
+
+template <typename T>
+inline void Read(T &var, const u32 addr) {
+    ERROR_LOG(NDMA, "unknown Read%d @ 0x%08X", sizeof(var) * 8, addr);
+}
+
+template <typename T>
+inline void Write(u32 addr, const T data) {
+    ERROR_LOG(NDMA, "unknown Write%d 0x%08X @ 0x%08X", sizeof(data) * 8, data, addr);
+}
+
+// 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);
+
+/// Update hardware
+void Update() {
+}
+
+/// Initialize hardware
+void Init() {
+    NOTICE_LOG(LCD, "initialized OK");
+}
+
+/// Shutdown hardware
+void Shutdown() {
+    NOTICE_LOG(LCD, "shutdown OK");
+}
+
+} // namespace
diff --git a/src/core/hw/ndma.h b/src/core/hw/ndma.h
new file mode 100644
index 000000000..d8fa3d40b
--- /dev/null
+++ b/src/core/hw/ndma.h
@@ -0,0 +1,26 @@
+// Copyright 2014 Citra Emulator Project
+// Licensed under GPLv2
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "common/common_types.h"
+
+namespace NDMA {
+
+template <typename T>
+inline void Read(T &var, const u32 addr);
+
+template <typename T>
+inline void Write(u32 addr, const T data);
+
+/// Update hardware
+void Update();
+
+/// Initialize hardware
+void Init();
+
+/// Shutdown hardware
+void Shutdown();
+
+} // namespace