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added a GetPointer function to Memory for use with ELF loading

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This commit is contained in:
bunnei 2014-03-25 10:50:34 -04:00
parent 97e4d9f211
commit 20807c4d5a
3 changed files with 33 additions and 30 deletions
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2
src/core/src/mem_map.cpp
View file

@ -1,5 +1,5 @@
/**
* Copyright (C) 2013 Citrus Emulator
* Copyright (C) 2014 Citra Emulator
*
* @file mem_map.cpp
* @author ShizZy <shizzy247@gmail.com>

5
src/core/src/mem_map.h
View file

@ -1,5 +1,5 @@
/**
* Copyright (C) 2013 Citrus Emulator
* Copyright (C) 2014 Citra Emulator
*
* @file mem_map.h
* @author ShizZy <shizzy247@gmail.com>
@ -39,6 +39,7 @@
#define MEM_AXI_WRAM_SIZE 0x00080000 ///< AXI WRAM size
#define MEM_FCRAM_SIZE 0x08000000 ///< FCRAM size
#define MEM_VRAM_MASK 0x007FFFFF
#define MEM_FCRAM_MASK (MEM_FCRAM_SIZE - 1) ///< FCRAm mask
////////////////////////////////////////////////////////////////////////////////////////////////////
@ -74,6 +75,8 @@ void Write8(const u32 addr, const u32 data);
void Write16(const u32 addr, const u32 data);
void Write32(const u32 addr, const u32 data);
u8* GetPointer(const u32 Address);
} // namespace
////////////////////////////////////////////////////////////////////////////////////////////////////

56
src/core/src/mem_map_funcs.cpp
View file

@ -1,5 +1,5 @@
/**
* Copyright (C) 2013 Citrus Emulator
* Copyright (C) 2014 Citra Emulator
*
* @file mem_map_funcs.cpp
* @author ShizZy <shizzy247@gmail.com>
@ -28,33 +28,6 @@
namespace Memory {
/*
u8 *GetPointer(const u32 addr)
{
if ((addr & 0x3E000000) == 0x08000000) {
return g_fcram + (addr & MEM_FCRAM_MASK);
}
else if ((addr & 0x3F800000) == 0x04000000) {
return m_pVRAM + (addr & VRAM_MASK);
}
else if ((addr & 0x3F000000) >= 0x08000000 && (addr & 0x3F000000) < 0x08000000 + g_MemorySize) {
return m_pRAM + (addr & g_MemoryMask);
}
else {
ERROR_LOG(MEMMAP, "Unknown GetPointer %08x PC %08x LR %08x", addr, currentMIPS->pc, currentMIPS->r[MIPS_REG_RA]);
static bool reported = false;
if (!reported) {
Reporting::ReportMessage("Unknown GetPointer %08x PC %08x LR %08x", addr, currentMIPS->pc, currentMIPS->r[MIPS_REG_RA]);
reported = true;
}
if (!g_Config.bIgnoreBadMemAccess) {
Core_EnableStepping(true);
host->SetDebugMode(true);
}
return 0;
}
}*/
template <typename T>
inline void ReadFromHardware(T &var, const u32 addr)
{
@ -125,6 +98,33 @@ bool IsValidAddress(const u32 addr) {
}
}
u8 *GetPointer(const u32 addr) {
// TODO(bunnei): Just a stub for now... ImplementMe!
if ((addr & 0x3E000000) == 0x08000000) {
return g_fcram + (addr & MEM_FCRAM_MASK);
}
//else if ((addr & 0x3F800000) == 0x04000000) {
// return g_vram + (addr & MEM_VRAM_MASK);
//}
//else if ((addr & 0x3F000000) >= 0x08000000 && (addr & 0x3F000000) < 0x08000000 + g_MemorySize) {
// return m_pRAM + (addr & g_MemoryMask);
//}
else {
//ERROR_LOG(MEMMAP, "Unknown GetPointer %08x PC %08x LR %08x", addr, currentMIPS->pc, currentMIPS->r[MIPS_REG_RA]);
ERROR_LOG(MEMMAP, "Unknown GetPointer %08x", addr);
static bool reported = false;
//if (!reported) {
// Reporting::ReportMessage("Unknown GetPointer %08x PC %08x LR %08x", addr, currentMIPS->pc, currentMIPS->r[MIPS_REG_RA]);
// reported = true;
//}
//if (!g_Config.bIgnoreBadMemAccess) {
// Core_EnableStepping(true);
// host->SetDebugMode(true);
//}
return 0;
}
}
u8 Read8(const u32 addr) {
u8 _var = 0;
ReadFromHardware<u8>(_var, addr);