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[XBDM] Implement DmQueryTitleMemoryStatistics

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This commit is contained in:
Anton Dorozhkin
2025-11-29 18:01:29 +07:00
committed by Radosław Gliński
parent 78e753ef52
commit e588a772d4
4 changed files with 85 additions and 26 deletions
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50
src/xenia/kernel/xbdm/xbdm_misc.cc
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@@ -13,6 +13,7 @@
#include "xenia/kernel/kernel_state.h"
#include "xenia/kernel/util/shim_utils.h"
#include "xenia/kernel/xbdm/xbdm_private.h"
#include "xenia/kernel/xboxkrnl/xboxkrnl_memory.h"
#include "xenia/kernel/xthread.h"
#include "xenia/vfs/devices/host_path_device.h"
#include "xenia/xbox.h"
@@ -465,6 +466,55 @@ dword_result_t DmSetDumpMode_entry(dword_t dump_mode) {
}
DECLARE_XBDM_EXPORT1(DmSetDumpMode, kDebug, kStub);
struct X_DM_QUERY_MEMORY_STATISTICS_RESULT {
xe::be<uint32_t> size;
xe::be<uint32_t> total_pages;
xe::be<uint32_t> available_pages;
xe::be<uint32_t> stack_pages;
xe::be<uint32_t> virtual_page_table_pages;
xe::be<uint32_t> system_page_table_pages;
xe::be<uint32_t> pool_pages;
xe::be<uint32_t> virtual_mapped_pages;
xe::be<uint32_t> image_pages;
xe::be<uint32_t> file_cache_pages;
xe::be<uint32_t> contiguous_pages;
xe::be<uint32_t> debugger_pages;
};
static_assert_size(X_DM_QUERY_MEMORY_STATISTICS_RESULT, 48);
dword_result_t DmQueryTitleMemoryStatistics_entry(
pointer_t<X_DM_QUERY_MEMORY_STATISTICS_RESULT> stats_ptr) {
if (stats_ptr->size != sizeof(X_DM_QUERY_MEMORY_STATISTICS_RESULT)) {
return X_E_INVALIDARG;
}
xe::kernel::xboxkrnl::X_MM_QUERY_STATISTICS_RESULT stats;
stats.size = sizeof(xe::kernel::xboxkrnl::X_MM_QUERY_STATISTICS_RESULT);
dword_result_t result = xe::kernel::xboxkrnl::xeMmQueryStatistics(&stats);
if (result < 0) {
return X_HRESULT_FROM_NT(result);
}
stats_ptr->available_pages = stats.title.available_pages;
stats_ptr->stack_pages = stats.title.stack_pages;
stats_ptr->virtual_page_table_pages = stats.title.page_table_pages;
stats_ptr->system_page_table_pages = 0;
stats_ptr->pool_pages = stats.title.pool_pages;
stats_ptr->virtual_mapped_pages =
stats.title.heap_pages + stats.title.virtual_pages;
stats_ptr->image_pages = stats.title.image_pages;
stats_ptr->file_cache_pages = stats.title.cache_pages;
stats_ptr->contiguous_pages = stats.title.physical_pages;
stats_ptr->debugger_pages = 0;
stats_ptr->total_pages =
stats_ptr->available_pages + stats_ptr->stack_pages +
stats_ptr->virtual_page_table_pages + stats_ptr->pool_pages +
stats_ptr->virtual_mapped_pages + stats_ptr->image_pages +
stats_ptr->file_cache_pages + stats_ptr->contiguous_pages;
return XBDM_SUCCESSFUL;
}
DECLARE_XBDM_EXPORT1(DmQueryTitleMemoryStatistics, kDebug, kStub);
dword_result_t DmIsFastCAPEnabled_entry() { return XBDM_UNSUCCESSFUL; }
DECLARE_XBDM_EXPORT1(DmIsFastCAPEnabled, kDebug, kStub);

32
src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
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@@ -557,32 +557,7 @@ dword_result_t MmQueryAllocationSize_entry(lpvoid_t base_address) {
}
DECLARE_XBOXKRNL_EXPORT1(MmQueryAllocationSize, kMemory, kImplemented);
// https://code.google.com/p/vdash/source/browse/trunk/vdash/include/kernel.h
struct X_MM_QUERY_STATISTICS_SECTION {
xe::be<uint32_t> available_pages;
xe::be<uint32_t> total_virtual_memory_bytes;
xe::be<uint32_t> reserved_virtual_memory_bytes;
xe::be<uint32_t> physical_pages;
xe::be<uint32_t> pool_pages;
xe::be<uint32_t> stack_pages;
xe::be<uint32_t> image_pages;
xe::be<uint32_t> heap_pages;
xe::be<uint32_t> virtual_pages;
xe::be<uint32_t> page_table_pages;
xe::be<uint32_t> cache_pages;
};
struct X_MM_QUERY_STATISTICS_RESULT {
xe::be<uint32_t> size;
xe::be<uint32_t> total_physical_pages;
xe::be<uint32_t> kernel_pages;
X_MM_QUERY_STATISTICS_SECTION title;
X_MM_QUERY_STATISTICS_SECTION system;
xe::be<uint32_t> highest_physical_page;
};
static_assert_size(X_MM_QUERY_STATISTICS_RESULT, 104);
dword_result_t MmQueryStatistics_entry(
dword_result_t xeMmQueryStatistics(
pointer_t<X_MM_QUERY_STATISTICS_RESULT> stats_ptr) {
if (!stats_ptr) {
return X_STATUS_INVALID_PARAMETER;
@@ -649,6 +624,11 @@ dword_result_t MmQueryStatistics_entry(
return X_STATUS_SUCCESS;
}
dword_result_t MmQueryStatistics_entry(
pointer_t<X_MM_QUERY_STATISTICS_RESULT> stats_ptr) {
return xeMmQueryStatistics(stats_ptr);
}
DECLARE_XBOXKRNL_EXPORT2(MmQueryStatistics, kMemory, kImplemented,
kHighFrequency);

27
src/xenia/kernel/xboxkrnl/xboxkrnl_memory.h
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@@ -17,11 +17,38 @@ namespace xe {
namespace kernel {
namespace xboxkrnl {
// https://code.google.com/p/vdash/source/browse/trunk/vdash/include/kernel.h
struct X_MM_QUERY_STATISTICS_SECTION {
xe::be<uint32_t> available_pages;
xe::be<uint32_t> total_virtual_memory_bytes;
xe::be<uint32_t> reserved_virtual_memory_bytes;
xe::be<uint32_t> physical_pages;
xe::be<uint32_t> pool_pages;
xe::be<uint32_t> stack_pages;
xe::be<uint32_t> image_pages;
xe::be<uint32_t> heap_pages;
xe::be<uint32_t> virtual_pages;
xe::be<uint32_t> page_table_pages;
xe::be<uint32_t> cache_pages;
};
struct X_MM_QUERY_STATISTICS_RESULT {
xe::be<uint32_t> size;
xe::be<uint32_t> total_physical_pages;
xe::be<uint32_t> kernel_pages;
X_MM_QUERY_STATISTICS_SECTION title;
X_MM_QUERY_STATISTICS_SECTION system;
xe::be<uint32_t> highest_physical_page;
};
static_assert_size(X_MM_QUERY_STATISTICS_RESULT, 104);
uint32_t xeMmAllocatePhysicalMemoryEx(uint32_t flags, uint32_t region_size,
uint32_t protect_bits,
uint32_t min_addr_range,
uint32_t max_addr_range,
uint32_t alignment);
dword_result_t xeMmQueryStatistics(
pointer_t<X_MM_QUERY_STATISTICS_RESULT> stats_ptr);
uint32_t xeAllocatePoolTypeWithTag(PPCContext* context, uint32_t size,
uint32_t tag, uint32_t zero);

2
src/xenia/xbox.h
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@@ -26,6 +26,7 @@ typedef uint32_t X_HANDLE;
// https://msdn.microsoft.com/en-us/library/cc704588.aspx
// Adding as needed.
typedef uint32_t X_STATUS;
#define X_FACILITY_NT_BIT 0x10000000
#define XSUCCEEDED(s) ((s & 0xC0000000) == 0)
#define XFAILED(s) (!XSUCCEEDED(s))
#define X_STATUS_SUCCESS ((X_STATUS)0x00000000L)
@@ -111,6 +112,7 @@ typedef uint32_t X_RESULT;
// HRESULT codes
typedef uint32_t X_HRESULT;
#define X_HRESULT_FROM_NT(x) (static_cast<X_HRESULT>((x) | X_FACILITY_NT_BIT))
#define X_HRESULT_FROM_WIN32(x) ((int32_t)(x) <= 0 \
? (static_cast<X_HRESULT>(x)) \
: (static_cast<X_HRESULT>(((x) & 0xFFFF) | (X_FACILITY_WIN32 << 16) | \