diff options
| author | bunnei <ericbunnie@gmail.com> | 2014-04-27 22:32:51 -0400 |
|---|---|---|
| committer | bunnei <ericbunnie@gmail.com> | 2014-04-27 22:32:51 -0400 |
| commit | af921daa4c4bb9c02b53dfcaa35e3f4158b6bf21 (patch) | |
| tree | cd08857a31878aa55d97d1d2e3a36f8bbfe942ec /src/core/mem_map_funcs.cpp | |
| parent | 535947a0e1a758ddd26115889d75e1ad3be99d43 (diff) | |
added virtual address conversion for firmware FW0B
Diffstat (limited to 'src/core/mem_map_funcs.cpp')
| -rw-r--r-- | src/core/mem_map_funcs.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/core/mem_map_funcs.cpp b/src/core/mem_map_funcs.cpp index c8daf0df5f..c057a81140 100644 --- a/src/core/mem_map_funcs.cpp +++ b/src/core/mem_map_funcs.cpp @@ -16,14 +16,18 @@ std::map<u32, MemoryBlock> g_heap_map; std::map<u32, MemoryBlock> g_heap_gsp_map; std::map<u32, MemoryBlock> g_shared_map; -/// Convert a physical address to virtual address -u32 _AddressPhysicalToVirtual(const u32 addr) { +/// Convert a physical address (or firmware-specific virtual address) to primary virtual address +u32 _VirtualAddress(const u32 addr) { // Our memory interface read/write functions assume virtual addresses. Put any physical address // to virtual address translations here. This is obviously quite hacky... But we're not doing // any MMU emulation yet or anything if ((addr >= FCRAM_PADDR) && (addr < FCRAM_PADDR_END)) { return VirtualAddressFromPhysical_FCRAM(addr); + // Virtual address mapping FW0B + } else if ((addr >= FRAM_VADDR_FW0B) && (addr < FRAM_VADDR_FW0B_END)) { + return VirtualAddressFromPhysical_FCRAM(addr); + // Hardware IO // TODO(bunnei): FixMe // This isn't going to work... The physical address of HARDWARE_IO conflicts with the virtual @@ -41,7 +45,7 @@ inline void _Read(T &var, const u32 addr) { // TODO: Make sure this represents the mirrors in a correct way. // Could just do a base-relative read, too.... TODO - const u32 vaddr = _AddressPhysicalToVirtual(addr); + const u32 vaddr = _VirtualAddress(addr); // Memory allocated for HLE use that can be addressed from the emulated application // The primary use of this is sharing a commandbuffer between the HLE OS (syscore) and the LLE @@ -77,7 +81,7 @@ inline void _Read(T &var, const u32 addr) { template <typename T> inline void _Write(u32 addr, const T data) { - u32 vaddr = _AddressPhysicalToVirtual(addr); + u32 vaddr = _VirtualAddress(addr); // Memory allocated for HLE use that can be addressed from the emulated application // The primary use of this is sharing a commandbuffer between the HLE OS (syscore) and the LLE @@ -121,7 +125,7 @@ inline void _Write(u32 addr, const T data) { } u8 *GetPointer(const u32 addr) { - const u32 vaddr = _AddressPhysicalToVirtual(addr); + const u32 vaddr = _VirtualAddress(addr); // FCRAM - GSP heap if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) { |