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GPU: Interface cleanup.

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This commit is contained in:
Tony Wasserka 2014-07-11 19:29:12 +02:00
parent 46950ee4de
commit 9d618d0b70
2 changed files with 20 additions and 13 deletions
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29
src/core/hw/gpu.cpp
View File

@ -53,10 +53,10 @@ void SetFramebufferLocation(const FramebufferLocation mode) {
* Gets the location of the framebuffers
* @return Location of framebuffers as FramebufferLocation enum
*/
const FramebufferLocation GetFramebufferLocation() {
if ((g_regs.framebuffer_top_right_1 & ~Memory::VRAM_MASK) == Memory::VRAM_PADDR) {
FramebufferLocation GetFramebufferLocation(u32 address) {
if ((address & ~Memory::VRAM_MASK) == Memory::VRAM_PADDR) {
return FRAMEBUFFER_LOCATION_VRAM;
} else if ((g_regs.framebuffer_top_right_1 & ~Memory::FCRAM_MASK) == Memory::FCRAM_PADDR) {
} else if ((address & ~Memory::FCRAM_MASK) == Memory::FCRAM_PADDR) {
return FRAMEBUFFER_LOCATION_FCRAM;
} else {
ERROR_LOG(GPU, "unknown framebuffer location!");
@ -64,21 +64,26 @@ const FramebufferLocation GetFramebufferLocation() {
return FRAMEBUFFER_LOCATION_UNKNOWN;
}
u32 GetFramebufferAddr(const u32 address) {
switch (GetFramebufferLocation(address)) {
case FRAMEBUFFER_LOCATION_FCRAM:
return Memory::VirtualAddressFromPhysical_FCRAM(address);
case FRAMEBUFFER_LOCATION_VRAM:
return Memory::VirtualAddressFromPhysical_VRAM(address);
default:
ERROR_LOG(GPU, "unknown framebuffer location");
}
return 0;
}
/**
* Gets a read-only pointer to a framebuffer in memory
* @param address Physical address of framebuffer
* @return Returns const pointer to raw framebuffer
*/
const u8* GetFramebufferPointer(const u32 address) {
switch (GetFramebufferLocation()) {
case FRAMEBUFFER_LOCATION_FCRAM:
return (const u8*)Memory::GetPointer(Memory::VirtualAddressFromPhysical_FCRAM(address));
case FRAMEBUFFER_LOCATION_VRAM:
return (const u8*)Memory::GetPointer(Memory::VirtualAddressFromPhysical_VRAM(address));
default:
ERROR_LOG(GPU, "unknown framebuffer location");
}
return NULL;
u32 addr = GetFramebufferAddr(address);
return (addr != 0) ? Memory::GetPointer(addr) : nullptr;
}
template <typename T>

4
src/core/hw/gpu.h
View File

@ -219,10 +219,12 @@ void SetFramebufferLocation(const FramebufferLocation mode);
*/
const u8* GetFramebufferPointer(const u32 address);
u32 GetFramebufferAddr(const u32 address);
/**
* Gets the location of the framebuffers
*/
const FramebufferLocation GetFramebufferLocation();
FramebufferLocation GetFramebufferLocation(u32 address);
template <typename T>
inline void Read(T &var, const u32 addr);