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authorYuri Kunde Schlesner <yuriks@yuriks.net>2015-05-30 03:00:17 +0200
committerYuri Kunde Schlesner <yuriks@yuriks.net>2015-05-30 03:00:17 +0200
commit8a04c65e20ba1f5c472c026b7a558e1d54324306 (patch)
treec11c0c6a472184f25479b0679748ee71653a2985 /src/core/mem_map.cpp
parentMerge pull request #818 from linkmauve/no-trailing-whitespace (diff)
parentMemmap: Remove unused global pointers to memory areas (diff)
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Diffstat (limited to '')
-rw-r--r--src/core/mem_map.cpp55
1 files changed, 29 insertions, 26 deletions
diff --git a/src/core/mem_map.cpp b/src/core/mem_map.cpp
index 5ecec9566..bf814b945 100644
--- a/src/core/mem_map.cpp
+++ b/src/core/mem_map.cpp
@@ -8,6 +8,10 @@
#include "common/logging/log.h"
#include "core/hle/config_mem.h"
+#include "core/hle/kernel/kernel.h"
+#include "core/hle/kernel/shared_memory.h"
+#include "core/hle/kernel/vm_manager.h"
+#include "core/hle/result.h"
#include "core/hle/shared_page.h"
#include "core/mem_map.h"
#include "core/memory.h"
@@ -17,31 +21,23 @@
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 {
struct MemoryArea {
- u8** ptr;
u32 base;
u32 size;
+ const char* name;
};
// We don't declare the IO regions in here since its handled by other means.
static MemoryArea memory_areas[] = {
- {&g_exefs_code, PROCESS_IMAGE_VADDR, PROCESS_IMAGE_MAX_SIZE},
- {&g_heap, HEAP_VADDR, HEAP_SIZE },
- {&g_shared_mem, SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE },
- {&g_heap_linear, LINEAR_HEAP_VADDR, LINEAR_HEAP_SIZE },
- {&g_vram, VRAM_VADDR, VRAM_SIZE },
- {&g_dsp_mem, DSP_RAM_VADDR, DSP_RAM_SIZE },
- {&g_tls_mem, TLS_AREA_VADDR, TLS_AREA_SIZE },
+ {PROCESS_IMAGE_VADDR, PROCESS_IMAGE_MAX_SIZE, "Process Image"}, // ExeFS:/.code is loaded here
+ {HEAP_VADDR, HEAP_SIZE, "Heap"}, // Application heap (main memory)
+ {SHARED_MEMORY_VADDR, SHARED_MEMORY_SIZE, "Shared Memory"}, // Shared memory
+ {LINEAR_HEAP_VADDR, LINEAR_HEAP_SIZE, "Linear Heap"}, // Linear heap (main memory)
+ {VRAM_VADDR, VRAM_SIZE, "VRAM"}, // Video memory (VRAM)
+ {DSP_RAM_VADDR, DSP_RAM_SIZE, "DSP RAM"}, // DSP memory
+ {TLS_AREA_VADDR, TLS_AREA_SIZE, "TLS Area"}, // TLS memory
};
/// Represents a block of memory mapped by ControlMemory/MapMemoryBlock
@@ -135,27 +131,34 @@ VAddr PhysicalToVirtualAddress(const PAddr addr) {
return addr | 0x80000000;
}
+// TODO(yuriks): Move this into Process
+static Kernel::VMManager address_space;
+
void Init() {
+ using namespace Kernel;
+
InitMemoryMap();
for (MemoryArea& area : memory_areas) {
- *area.ptr = new u8[area.size];
- MapMemoryRegion(area.base, area.size, *area.ptr);
+ auto block = std::make_shared<std::vector<u8>>(area.size);
+ address_space.MapMemoryBlock(area.base, std::move(block), 0, area.size, MemoryState::Private).Unwrap();
}
- MapMemoryRegion(CONFIG_MEMORY_VADDR, CONFIG_MEMORY_SIZE, (u8*)&ConfigMem::config_mem);
- MapMemoryRegion(SHARED_PAGE_VADDR, SHARED_PAGE_SIZE, (u8*)&SharedPage::shared_page);
- LOG_DEBUG(HW_Memory, "initialized OK, RAM at %p", g_heap);
+ auto cfg_mem_vma = address_space.MapBackingMemory(CONFIG_MEMORY_VADDR,
+ (u8*)&ConfigMem::config_mem, CONFIG_MEMORY_SIZE, MemoryState::Shared).MoveFrom();
+ address_space.Reprotect(cfg_mem_vma, VMAPermission::Read);
+
+ auto shared_page_vma = address_space.MapBackingMemory(SHARED_PAGE_VADDR,
+ (u8*)&SharedPage::shared_page, SHARED_PAGE_SIZE, MemoryState::Shared).MoveFrom();
+ address_space.Reprotect(shared_page_vma, VMAPermission::Read);
+
+ LOG_DEBUG(HW_Memory, "initialized OK");
}
void Shutdown() {
heap_map.clear();
heap_linear_map.clear();
-
- for (MemoryArea& area : memory_areas) {
- delete[] *area.ptr;
- *area.ptr = nullptr;
- }
+ address_space.Reset();
LOG_DEBUG(HW_Memory, "shutdown OK");
}