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-rw-r--r--src/core/hle/syscall.cpp26
-rw-r--r--src/core/mem_map.h25
-rw-r--r--src/core/mem_map_funcs.cpp26
3 files changed, 76 insertions, 1 deletions
diff --git a/src/core/hle/syscall.cpp b/src/core/hle/syscall.cpp
index c5b887795..0cb563955 100644
--- a/src/core/hle/syscall.cpp
+++ b/src/core/hle/syscall.cpp
@@ -4,6 +4,10 @@
#include <map>
+#include "core/mem_map.h"
+
+#include "core/hw/hw_lcd.h"
+
#include "core/hle/function_wrappers.h"
#include "core/hle/syscall.h"
#include "core/hle/service/service.h"
@@ -13,6 +17,26 @@
namespace Syscall {
+/// Map application or GSP heap memory
+Result ControlMemory(void* outaddr, u32 addr0, u32 addr1, u32 size, u32 operation, u32 permissions) {
+ u32 virtual_address = 0x00000000;
+
+ switch (operation) {
+
+ // Map GSP heap memory?
+ case 0x00010003:
+ virtual_address = Memory::MapBlock_HeapGSP(size, operation, permissions);
+ break;
+
+ // Unknown ControlMemory operation
+ default:
+ ERROR_LOG(OSHLE, "Unknown ControlMemory operation %08X", operation);
+ }
+
+ Core::g_app_core->SetReg(1, Memory::MapBlock_HeapGSP(size, operation, permissions));
+ return 0;
+}
+
/// Connect to an OS service given the port name, returns the handle to the port to out
Result ConnectToPort(void* out, const char* port_name) {
Service::Interface* service = Service::g_manager->FetchFromPortName(port_name);
@@ -41,7 +65,7 @@ Result WaitSynchronization1(Handle handle, s64 nanoseconds) {
const HLE::FunctionDef Syscall_Table[] = {
{0x00, NULL, "Unknown"},
- {0x01, NULL, "ControlMemory"},
+ {0x01, WrapI_VUUUUU<ControlMemory>, "ControlMemory"},
{0x02, NULL, "QueryMemory"},
{0x03, NULL, "ExitProcess"},
{0x04, NULL, "GetProcessAffinityMask"},
diff --git a/src/core/mem_map.h b/src/core/mem_map.h
index 9931daece..ab1eb2606 100644
--- a/src/core/mem_map.h
+++ b/src/core/mem_map.h
@@ -49,6 +49,23 @@ enum {
////////////////////////////////////////////////////////////////////////////////////////////////////
+/// Represents a block of heap memory mapped by ControlMemory
+struct HeapBlock {
+ HeapBlock() : base_address(0), address(0), size(0), operation(0), permissions(0) {
+ }
+ u32 base_address;
+ u32 address;
+ u32 size;
+ u32 operation;
+ u32 permissions;
+
+ const u32 GetVirtualAddress() const{
+ return base_address + address;
+ }
+};
+
+////////////////////////////////////////////////////////////////////////////////////////////////////
+
// Base is a pointer to the base of the memory map. Yes, some MMU tricks
// are used to set up a full GC or Wii memory map in process memory. on
// 32-bit, you have to mask your offsets with 0x3FFFFFFF. This means that
@@ -81,6 +98,14 @@ void Write32(const u32 addr, const u32 data);
u8* GetPointer(const u32 Address);
+/**
+ * Maps a block of memory on the GSP heap
+ * @param size Size of block in bytes
+ * @param operation Control memory operation
+ * @param permissions Control memory permissions
+ */
+u32 MapBlock_HeapGSP(u32 size, u32 operation, u32 permissions);
+
inline const char* GetCharPointer(const u32 address) {
return (const char *)GetPointer(address);
}
diff --git a/src/core/mem_map_funcs.cpp b/src/core/mem_map_funcs.cpp
index 8e97ef111..af4cfacbd 100644
--- a/src/core/mem_map_funcs.cpp
+++ b/src/core/mem_map_funcs.cpp
@@ -2,6 +2,8 @@
// Licensed under GPLv2
// Refer to the license.txt file included.
+#include <map>
+
#include "common/common.h"
#include "core/mem_map.h"
@@ -10,6 +12,8 @@
namespace Memory {
+std::map<u32, HeapBlock> g_heap_gsp_map;
+
/// Convert a physical address to virtual address
u32 _AddressPhysicalToVirtual(const u32 addr) {
// Our memory interface read/write functions assume virtual addresses. Put any physical address
@@ -116,6 +120,28 @@ u8 *GetPointer(const u32 addr) {
}
}
+/**
+ * Maps a block of memory on the GSP heap
+ * @param size Size of block in bytes
+ * @param flags Memory allocation flags
+ */
+u32 MapBlock_HeapGSP(u32 size, u32 operation, u32 permissions) {
+ HeapBlock block;
+
+ block.base_address = HEAP_GSP_VADDR;
+ block.size = size;
+ block.operation = operation;
+ block.permissions = permissions;
+
+ if (g_heap_gsp_map.size() > 0) {
+ const HeapBlock last_block = g_heap_gsp_map.rbegin()->second;
+ block.address = last_block.address + last_block.size;
+ }
+ g_heap_gsp_map[block.GetVirtualAddress()] = block;
+
+ return block.GetVirtualAddress();
+}
+
u8 Read8(const u32 addr) {
u8 _var = 0;
_Read<u8>(_var, addr);