preserve-emulation/ppsspp
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Fix a bunch of possible crashes due to our VRAM check thinking that VRAM in kernel space is valid (but nothing is mapped there, unless you use masked memory)

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Henrik Rydgård committed 2026-07-27 23:44:14 +02:00
1 parent 02aedb598d
commit 878d2aeb0e
2 files changed
+8 -6
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Core/MemMapFunctions.cpp
+4 -4
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@@ -29,7 +29,7 @@ namespace Memory {
u8 *GetPointerWrite(const u32 address) {
if ((address & 0x3E000000) == 0x08000000 || // RAM
(address & 0x3F800000) == 0x04000000 || // VRAM
(address & 0xBF800000) == 0x04000000 || // VRAM
(address & 0xBFFFC000) == 0x00010000 || // Scratchpad
((address & 0x3F000000) >= 0x08000000 && (address & 0x3F000000) < 0x08000000 + g_MemorySize)) { // More RAM (remasters, etc.)
return GetPointerWriteUnchecked(address);
@@ -42,7 +42,7 @@ u8 *GetPointerWrite(const u32 address) {
const u8 *GetPointer(const u32 address) {
if ((address & 0x3E000000) == 0x08000000 || // RAM
(address & 0x3F800000) == 0x04000000 || // VRAM
(address & 0xBF800000) == 0x04000000 || // VRAM
(address & 0xBFFFC000) == 0x00010000 || // Scratchpad
((address & 0x3F000000) >= 0x08000000 && (address & 0x3F000000) < 0x08000000 + g_MemorySize)) { // More RAM (remasters, etc.)
return GetPointerUnchecked(address);
@@ -88,7 +88,7 @@ const u8 *GetPointerRange(const u32 address, const u32 size) {
template <typename T>
inline void ReadFromHardware(T &var, const u32 address) {
if ((address & 0x3E000000) == 0x08000000 || // RAM
(address & 0x3F800000) == 0x04000000 || // VRAM
(address & 0xBF800000) == 0x04000000 || // VRAM
(address & 0xBFFFC000) == 0x00010000 || // Scratchpad
((address & 0x3F000000) >= 0x08000000 && (address & 0x3F000000) < 0x08000000 + g_MemorySize)) { // More RAM (remasters, etc.)
var = *((const T*)GetPointerUnchecked(address));
@@ -101,7 +101,7 @@ inline void ReadFromHardware(T &var, const u32 address) {
template <typename T>
inline void WriteToHardware(u32 address, const T data) {
if ((address & 0x3E000000) == 0x08000000 || // RAM
(address & 0x3F800000) == 0x04000000 || // VRAM
(address & 0xBF800000) == 0x04000000 || // VRAM
(address & 0xBFFFC000) == 0x00010000 || // Scratchpad
((address & 0x3F000000) >= 0x08000000 && (address & 0x3F000000) < 0x08000000 + g_MemorySize)) { // More RAM (remasters, etc.)
*(T*)GetPointerUnchecked(address) = data;