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Memmap: Remove unused global pointers to memory areas

master
Yuri Kunde Schlesner 2015-05-24 02:12:57 +07:00
parent 0a60aa75c2
commit 88365a23e7
2 changed files with 8 additions and 31 deletions
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31
src/core/mem_map.cpp
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@ -21,18 +21,9 @@
namespace Memory { namespace Memory {
u8* g_exefs_code; ///< ExeFS:/.code is loaded here
u8* g_heap; ///< Application heap (main memory)
u8* g_shared_mem; ///< Shared memory
u8* g_heap_linear; ///< Linear heap
u8* g_vram; ///< Video memory (VRAM) pointer
u8* g_dsp_mem; ///< DSP memory
u8* g_tls_mem; ///< TLS memory
namespace { namespace {
struct MemoryArea { struct MemoryArea {
u8** ptr;
u32 base; u32 base;
u32 size; u32 size;
const char* name; const char* name;
@ -40,13 +31,13 @@ struct MemoryArea {
// We don't declare the IO regions in here since its handled by other means. // We don't declare the IO regions in here since its handled by other means.
static MemoryArea memory_areas[] = { static MemoryArea memory_areas[] = {
{&g_exefs_code, PROCESS_IMAGE_VADDR, PROCESS_IMAGE_MAX_SIZE, "Process Image"}, {PROCESS_IMAGE_VADDR, PROCESS_IMAGE_MAX_SIZE, "Process Image"}, // ExeFS:/.code is loaded here
{&g_heap, HEAP_VADDR, HEAP_SIZE, "Heap"}, {HEAP_VADDR, HEAP_SIZE, "Heap"}, // Application heap (main memory)
{&g_shared_mem, SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, "Shared Memory"}, {SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, "Shared Memory"}, // Shared memory
{&g_heap_linear, LINEAR_HEAP_VADDR, LINEAR_HEAP_SIZE, "Linear Heap"}, {LINEAR_HEAP_VADDR, LINEAR_HEAP_SIZE, "Linear Heap"}, // Linear heap (main memory)
{&g_vram, VRAM_VADDR, VRAM_SIZE, "VRAM"}, {VRAM_VADDR, VRAM_SIZE, "VRAM"}, // Video memory (VRAM)
{&g_dsp_mem, DSP_RAM_VADDR, DSP_RAM_SIZE, "DSP RAM"}, {DSP_RAM_VADDR, DSP_RAM_SIZE, "DSP RAM"}, // DSP memory
{&g_tls_mem, TLS_AREA_VADDR, TLS_AREA_SIZE, "TLS Area"}, {TLS_AREA_VADDR, TLS_AREA_SIZE, "TLS Area"}, // TLS memory
}; };
/// Represents a block of memory mapped by ControlMemory/MapMemoryBlock /// Represents a block of memory mapped by ControlMemory/MapMemoryBlock
@ -150,7 +141,6 @@ void Init() {
for (MemoryArea& area : memory_areas) { for (MemoryArea& area : memory_areas) {
auto block = std::make_shared<std::vector<u8>>(area.size); auto block = std::make_shared<std::vector<u8>>(area.size);
*area.ptr = block->data(); // TODO(yuriks): Remove
address_space.MapMemoryBlock(area.base, std::move(block), 0, area.size, MemoryState::Private).Unwrap(); address_space.MapMemoryBlock(area.base, std::move(block), 0, area.size, MemoryState::Private).Unwrap();
} }
@ -162,19 +152,14 @@ void Init() {
(u8*)&SharedPage::shared_page, SHARED_PAGE_SIZE, MemoryState::Shared).MoveFrom(); (u8*)&SharedPage::shared_page, SHARED_PAGE_SIZE, MemoryState::Shared).MoveFrom();
address_space.Reprotect(shared_page_vma, VMAPermission::Read); address_space.Reprotect(shared_page_vma, VMAPermission::Read);
LOG_DEBUG(HW_Memory, "initialized OK, RAM at %p", g_heap); LOG_DEBUG(HW_Memory, "initialized OK");
} }
void Shutdown() { void Shutdown() {
heap_map.clear(); heap_map.clear();
heap_linear_map.clear(); heap_linear_map.clear();
address_space.Reset(); address_space.Reset();
for (MemoryArea& area : memory_areas) {
*area.ptr = nullptr;
}
LOG_DEBUG(HW_Memory, "shutdown OK"); LOG_DEBUG(HW_Memory, "shutdown OK");
} }

8
src/core/mem_map.h
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@ -8,14 +8,6 @@
namespace Memory { namespace Memory {
extern u8* g_exefs_code; ///< ExeFS:/.code is loaded here
extern u8* g_heap; ///< Application heap (main memory)
extern u8* g_shared_mem; ///< Shared memory
extern u8* g_heap_linear; ///< Linear heap (main memory)
extern u8* g_vram; ///< Video memory (VRAM)
extern u8* g_dsp_mem; ///< DSP memory
extern u8* g_tls_mem; ///< TLS memory
void Init(); void Init();
void Shutdown(); void Shutdown();