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MemMap: Renamed "GSP" heap to "linear", as this is not specific to GSP.

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- Linear simply indicates that the mapped physical address is always MappedVAddr+0x0C000000, thus this memory can be used for hardware devices' DMA (such as the GPU).
This commit is contained in:
bunnei
2014-11-22 22:35:45 -05:00
parent 3a75c8069e
commit 4cb7a44d4e
5 changed files with 34 additions and 34 deletions
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2
src/core/hle/svc.cpp
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@@ -43,7 +43,7 @@ static Result ControlMemory(u32* out_addr, u32 operation, u32 addr0, u32 addr1,
// Map GSP heap memory
case MEMORY_OPERATION_GSP_HEAP:
*out_addr = Memory::MapBlock_HeapGSP(size, operation, permissions);
*out_addr = Memory::MapBlock_HeapLinear(size, operation, permissions);
break;
// Unknown ControlMemory operation

16
src/core/mem_map.cpp
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@@ -18,7 +18,7 @@ static MemArena arena; ///< The MemArena class
u8* g_exefs_code = nullptr; ///< ExeFS:/.code is loaded here
u8* g_system_mem = nullptr; ///< System memory
u8* g_heap = nullptr; ///< Application heap (main memory)
u8* g_heap_gsp = nullptr; ///< GSP heap (main memory)
u8* g_heap_linear = nullptr; ///< Linear heap
u8* g_vram = nullptr; ///< Video memory (VRAM) pointer
u8* g_shared_mem = nullptr; ///< Shared memory
u8* g_kernel_mem; ///< Kernel memory
@@ -36,13 +36,13 @@ static u8* physical_kernel_mem; ///< Kernel memory
// We don't declare the IO region in here since its handled by other means.
static MemoryView g_views[] = {
{&g_exefs_code, &physical_exefs_code, EXEFS_CODE_VADDR, EXEFS_CODE_SIZE, 0},
{&g_vram, &physical_vram, VRAM_VADDR, VRAM_SIZE, 0},
{&g_heap, &physical_fcram, HEAP_VADDR, HEAP_SIZE, MV_IS_PRIMARY_RAM},
{&g_shared_mem, &physical_shared_mem, SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, 0},
{&g_system_mem, &physical_system_mem, SYSTEM_MEMORY_VADDR, SYSTEM_MEMORY_SIZE, 0},
{&g_kernel_mem, &physical_kernel_mem, KERNEL_MEMORY_VADDR, KERNEL_MEMORY_SIZE, 0},
{&g_heap_gsp, &physical_heap_gsp, HEAP_GSP_VADDR, HEAP_GSP_SIZE, 0},
{&g_exefs_code, &physical_exefs_code, EXEFS_CODE_VADDR, EXEFS_CODE_SIZE, 0},
{&g_vram, &physical_vram, VRAM_VADDR, VRAM_SIZE, 0},
{&g_heap, &physical_fcram, HEAP_VADDR, HEAP_SIZE, MV_IS_PRIMARY_RAM},
{&g_shared_mem, &physical_shared_mem, SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, 0},
{&g_system_mem, &physical_system_mem, SYSTEM_MEMORY_VADDR, SYSTEM_MEMORY_SIZE, 0},
{&g_kernel_mem, &physical_kernel_mem, KERNEL_MEMORY_VADDR, KERNEL_MEMORY_SIZE, 0},
{&g_heap_linear, &physical_heap_gsp, HEAP_LINEAR_VADDR, HEAP_LINEAR_SIZE, 0},
};
/*static MemoryView views[] =

14
src/core/mem_map.h
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@@ -57,11 +57,11 @@ enum : u32 {
HEAP_VADDR = 0x08000000,
HEAP_VADDR_END = (HEAP_VADDR + HEAP_SIZE),
HEAP_GSP_SIZE = 0x02000000, ///< GSP heap size... TODO: Define correctly?
HEAP_GSP_VADDR = 0x14000000,
HEAP_GSP_VADDR_END = (HEAP_GSP_VADDR + HEAP_GSP_SIZE),
HEAP_GSP_PADDR = 0x00000000,
HEAP_GSP_PADDR_END = (HEAP_GSP_PADDR + HEAP_GSP_SIZE),
HEAP_LINEAR_SIZE = 0x08000000, ///< Linear heap size... TODO: Define correctly?
HEAP_LINEAR_VADDR = 0x14000000,
HEAP_LINEAR_VADDR_END = (HEAP_LINEAR_VADDR + HEAP_LINEAR_SIZE),
HEAP_LINEAR_PADDR = 0x00000000,
HEAP_LINEAR_PADDR_END = (HEAP_LINEAR_PADDR + HEAP_LINEAR_SIZE),
HARDWARE_IO_SIZE = 0x01000000,
HARDWARE_IO_PADDR = 0x10000000, ///< IO physical address start
@@ -112,7 +112,7 @@ extern u8 *g_base;
// These are guaranteed to point to "low memory" addresses (sub-32-bit).
// 64-bit: Pointers to low-mem (sub-0x10000000) mirror
// 32-bit: Same as the corresponding physical/virtual pointers.
extern u8* g_heap_gsp; ///< GSP heap (main memory)
extern u8* g_heap_linear; ///< Linear heap (main memory)
extern u8* g_heap; ///< Application heap (main memory)
extern u8* g_vram; ///< Video memory (VRAM)
extern u8* g_shared_mem; ///< Shared memory
@@ -159,7 +159,7 @@ u32 MapBlock_Heap(u32 size, u32 operation, u32 permissions);
* @param operation Memory map operation type
* @param permissions Control memory permissions
*/
u32 MapBlock_HeapGSP(u32 size, u32 operation, u32 permissions);
u32 MapBlock_HeapLinear(u32 size, u32 operation, u32 permissions);
inline const char* GetCharPointer(const VAddr address) {
return (const char *)GetPointer(address);

32
src/core/mem_map_funcs.cpp
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@@ -13,7 +13,7 @@
namespace Memory {
static std::map<u32, MemoryBlock> heap_map;
static std::map<u32, MemoryBlock> heap_gsp_map;
static std::map<u32, MemoryBlock> heap_linear_map;
static std::map<u32, MemoryBlock> shared_map;
/// Convert a physical address to virtual address
@@ -67,9 +67,9 @@ inline void Read(T &var, const VAddr vaddr) {
} else if ((vaddr >= EXEFS_CODE_VADDR) && (vaddr < EXEFS_CODE_VADDR_END)) {
var = *((const T*)&g_exefs_code[vaddr - EXEFS_CODE_VADDR]);
// FCRAM - GSP heap
} else if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) {
var = *((const T*)&g_heap_gsp[vaddr - HEAP_GSP_VADDR]);
// FCRAM - linear heap
} else if ((vaddr >= HEAP_LINEAR_VADDR) && (vaddr < HEAP_LINEAR_VADDR_END)) {
var = *((const T*)&g_heap_linear[vaddr - HEAP_LINEAR_VADDR]);
// FCRAM - application heap
} else if ((vaddr >= HEAP_VADDR) && (vaddr < HEAP_VADDR_END)) {
@@ -112,9 +112,9 @@ inline void Write(const VAddr vaddr, const T data) {
} else if ((vaddr >= EXEFS_CODE_VADDR) && (vaddr < EXEFS_CODE_VADDR_END)) {
*(T*)&g_exefs_code[vaddr - EXEFS_CODE_VADDR] = data;
// FCRAM - GSP heap
} else if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) {
*(T*)&g_heap_gsp[vaddr - HEAP_GSP_VADDR] = data;
// FCRAM - linear heap
} else if ((vaddr >= HEAP_LINEAR_VADDR) && (vaddr < HEAP_LINEAR_VADDR_END)) {
*(T*)&g_heap_linear[vaddr - HEAP_LINEAR_VADDR] = data;
// FCRAM - application heap
} else if ((vaddr >= HEAP_VADDR) && (vaddr < HEAP_VADDR_END)) {
@@ -154,9 +154,9 @@ u8 *GetPointer(const VAddr vaddr) {
} else if ((vaddr >= EXEFS_CODE_VADDR) && (vaddr < EXEFS_CODE_VADDR_END)) {
return g_exefs_code + (vaddr - EXEFS_CODE_VADDR);
// FCRAM - GSP heap
} else if ((vaddr >= HEAP_GSP_VADDR) && (vaddr < HEAP_GSP_VADDR_END)) {
return g_heap_gsp + (vaddr - HEAP_GSP_VADDR);
// FCRAM - linear heap
} else if ((vaddr >= HEAP_LINEAR_VADDR) && (vaddr < HEAP_LINEAR_VADDR_END)) {
return g_heap_linear + (vaddr - HEAP_LINEAR_VADDR);
// FCRAM - application heap
} else if ((vaddr >= HEAP_VADDR) && (vaddr < HEAP_VADDR_END)) {
@@ -204,24 +204,24 @@ u32 MapBlock_Heap(u32 size, u32 operation, u32 permissions) {
}
/**
* Maps a block of memory on the GSP heap
* Maps a block of memory on the linear heap
* @param size Size of block in bytes
* @param operation Memory map operation type
* @param flags Memory allocation flags
*/
u32 MapBlock_HeapGSP(u32 size, u32 operation, u32 permissions) {
u32 MapBlock_HeapLinear(u32 size, u32 operation, u32 permissions) {
MemoryBlock block;
block.base_address = HEAP_GSP_VADDR;
block.base_address = HEAP_LINEAR_VADDR;
block.size = size;
block.operation = operation;
block.permissions = permissions;
if (heap_gsp_map.size() > 0) {
const MemoryBlock last_block = heap_gsp_map.rbegin()->second;
if (heap_linear_map.size() > 0) {
const MemoryBlock last_block = heap_linear_map.rbegin()->second;
block.address = last_block.address + last_block.size;
}
heap_gsp_map[block.GetVirtualAddress()] = block;
heap_linear_map[block.GetVirtualAddress()] = block;
return block.GetVirtualAddress();
}

4
src/video_core/pica.h
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@@ -116,7 +116,7 @@ struct Regs {
u32 address;
u32 GetPhysicalAddress() const {
return DecodeAddressRegister(address) - Memory::FCRAM_PADDR + Memory::HEAP_GSP_VADDR;
return DecodeAddressRegister(address) - Memory::FCRAM_PADDR + Memory::HEAP_LINEAR_VADDR;
}
// texture1 and texture2 store the texture format directly after the address
@@ -312,7 +312,7 @@ struct Regs {
inline u32 GetBaseAddress() const {
// TODO: Ugly, should fix PhysicalToVirtualAddress instead
return DecodeAddressRegister(base_address) - Memory::FCRAM_PADDR + Memory::HEAP_GSP_VADDR;
return DecodeAddressRegister(base_address) - Memory::FCRAM_PADDR + Memory::HEAP_LINEAR_VADDR;
}
// Descriptor for internal vertex attributes