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Merge pull request #112 from wszechpolak/query-virtual-mem 

Added stub of NtQueryVirtualMemory
This commit is contained in:
Ben Vanik 2014-08-14 17:22:06 -07:00
parent a5a0fd61e2 b618f38e62
commit 5b5dbb7898
2 changed files with 58 additions and 0 deletions
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44
src/xenia/kernel/xboxkrnl_memory.cc
View File

@ -189,6 +189,49 @@ SHIM_CALL NtFreeVirtualMemory_shim(
} }
X_STATUS xeNtQueryVirtualMemory(
uint32_t base_address, X_MEMORY_BASIC_INFORMATION *memory_basic_information, bool swap) {
// Just pretend that there is no virtual address allocated at given base address
memory_basic_information->base_address = XEROUNDUP(base_address, 4096);
memory_basic_information->allocation_base = NULL;
memory_basic_information->allocation_protect = 0;
memory_basic_information->region_size = 0;
memory_basic_information->state = X_MEM_FREE;
memory_basic_information->protect = X_PAGE_NOACCESS;
memory_basic_information->type = 0;
if (swap) {
memory_basic_information->base_address = poly::byte_swap(memory_basic_information->base_address);
memory_basic_information->allocation_base = poly::byte_swap(memory_basic_information->allocation_base);
memory_basic_information->allocation_protect = poly::byte_swap(memory_basic_information->allocation_protect);
memory_basic_information->region_size = poly::byte_swap(memory_basic_information->region_size);
memory_basic_information->state = poly::byte_swap(memory_basic_information->state);
memory_basic_information->protect = poly::byte_swap(memory_basic_information->protect);
memory_basic_information->type = poly::byte_swap(memory_basic_information->type);
}
XELOGE("NtQueryVirtualMemory NOT IMPLEMENTED");
return X_STATUS_SUCCESS;
}
SHIM_CALL NtQueryVirtualMemory_shim(
PPCContext* ppc_state, KernelState* state) {
uint32_t base_address = SHIM_GET_ARG_32(0);
uint32_t memory_basic_information_ptr = SHIM_GET_ARG_32(1);
X_MEMORY_BASIC_INFORMATION *memory_basic_information = (X_MEMORY_BASIC_INFORMATION*)SHIM_MEM_ADDR(memory_basic_information_ptr);
XELOGD(
"NtQueryVirtualMemory(%.8X, %.8X)",
base_address, memory_basic_information_ptr);
X_STATUS result = xeNtQueryVirtualMemory(base_address, memory_basic_information, true);
SHIM_SET_RETURN_32(result);
}
uint32_t xeMmAllocatePhysicalMemoryEx( uint32_t xeMmAllocatePhysicalMemoryEx(
uint32_t type, uint32_t region_size, uint32_t protect_bits, uint32_t type, uint32_t region_size, uint32_t protect_bits,
uint32_t min_addr_range, uint32_t max_addr_range, uint32_t alignment) { uint32_t min_addr_range, uint32_t max_addr_range, uint32_t alignment) {
@ -513,6 +556,7 @@ void xe::kernel::xboxkrnl::RegisterMemoryExports(
ExportResolver* export_resolver, KernelState* state) { ExportResolver* export_resolver, KernelState* state) {
SHIM_SET_MAPPING("xboxkrnl.exe", NtAllocateVirtualMemory, state); SHIM_SET_MAPPING("xboxkrnl.exe", NtAllocateVirtualMemory, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtFreeVirtualMemory, state); SHIM_SET_MAPPING("xboxkrnl.exe", NtFreeVirtualMemory, state);
SHIM_SET_MAPPING("xboxkrnl.exe", NtQueryVirtualMemory, state);
//SHIM_SET_MAPPING("xboxkrnl.exe", MmAllocatePhysicalMemory, state); //SHIM_SET_MAPPING("xboxkrnl.exe", MmAllocatePhysicalMemory, state);
SHIM_SET_MAPPING("xboxkrnl.exe", MmAllocatePhysicalMemoryEx, state); SHIM_SET_MAPPING("xboxkrnl.exe", MmAllocatePhysicalMemoryEx, state);
SHIM_SET_MAPPING("xboxkrnl.exe", MmFreePhysicalMemory, state); SHIM_SET_MAPPING("xboxkrnl.exe", MmFreePhysicalMemory, state);

14
src/xenia/kernel/xboxkrnl_memory.h
View File

@ -20,6 +20,20 @@ namespace xe {
namespace kernel { namespace kernel {
#pragma pack(push, 1)
typedef struct {
uint32_t base_address;
uint32_t allocation_base;
uint32_t allocation_protect;
uint32_t region_size;
uint32_t state;
uint32_t protect;
uint32_t type;
}
X_MEMORY_BASIC_INFORMATION;
#pragma pack(pop)
X_STATUS xeNtAllocateVirtualMemory( X_STATUS xeNtAllocateVirtualMemory(
uint32_t* base_addr_ptr, uint32_t* region_size_ptr, uint32_t* base_addr_ptr, uint32_t* region_size_ptr,
uint32_t allocation_type, uint32_t protect_bits, uint32_t allocation_type, uint32_t protect_bits,