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Memory: Move address type conversion routines to memory.cpp/h

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These helpers aren't really part of the kernel, and mem_map.cpp/h is
going to be moved there next.
This commit is contained in:
Yuri Kunde Schlesner 2015-07-29 11:54:44 -03:00
parent 521cb56792
commit 168d376c67
9 changed files with 47 additions and 53 deletions
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37
src/core/memory.cpp
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@ -9,7 +9,6 @@
#include "common/logging/log.h"
#include "common/swap.h"
#include "core/mem_map.h"
#include "core/memory.h"
#include "core/memory_setup.h"
@ -198,4 +197,40 @@ void WriteBlock(const VAddr addr, const u8* data, const size_t size) {
Write8(addr + offset, data[offset]);
}
PAddr VirtualToPhysicalAddress(const VAddr addr) {
if (addr == 0) {
return 0;
} else if (addr >= VRAM_VADDR && addr < VRAM_VADDR_END) {
return addr - VRAM_VADDR + VRAM_PADDR;
} else if (addr >= LINEAR_HEAP_VADDR && addr < LINEAR_HEAP_VADDR_END) {
return addr - LINEAR_HEAP_VADDR + FCRAM_PADDR;
} else if (addr >= DSP_RAM_VADDR && addr < DSP_RAM_VADDR_END) {
return addr - DSP_RAM_VADDR + DSP_RAM_PADDR;
} else if (addr >= IO_AREA_VADDR && addr < IO_AREA_VADDR_END) {
return addr - IO_AREA_VADDR + IO_AREA_PADDR;
}
LOG_ERROR(HW_Memory, "Unknown virtual address @ 0x%08X", addr);
// To help with debugging, set bit on address so that it's obviously invalid.
return addr | 0x80000000;
}
VAddr PhysicalToVirtualAddress(const PAddr addr) {
if (addr == 0) {
return 0;
} else if (addr >= VRAM_PADDR && addr < VRAM_PADDR_END) {
return addr - VRAM_PADDR + VRAM_VADDR;
} else if (addr >= FCRAM_PADDR && addr < FCRAM_PADDR_END) {
return addr - FCRAM_PADDR + LINEAR_HEAP_VADDR;
} else if (addr >= DSP_RAM_PADDR && addr < DSP_RAM_PADDR_END) {
return addr - DSP_RAM_PADDR + DSP_RAM_VADDR;
} else if (addr >= IO_AREA_PADDR && addr < IO_AREA_PADDR_END) {
return addr - IO_AREA_PADDR + IO_AREA_VADDR;
}
LOG_ERROR(HW_Memory, "Unknown physical address @ 0x%08X", addr);
// To help with debugging, set bit on address so that it's obviously invalid.
return addr | 0x80000000;
}
} // namespace