112 lines
3.7 KiB
C++
112 lines
3.7 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#include "xenia/base/debugging.h"
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#include "xenia/base/logging.h"
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#include "xenia/kernel/kernel_state.h"
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#include "xenia/kernel/objects/xthread.h"
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#include "xenia/kernel/util/shim_utils.h"
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#include "xenia/kernel/xboxkrnl_private.h"
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#include "xenia/xbox.h"
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namespace xe {
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namespace kernel {
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void DbgBreakPoint() { xe::debugging::Break(); }
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DECLARE_XBOXKRNL_EXPORT(DbgBreakPoint, ExportTag::kImportant);
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// https://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
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typedef struct {
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xe::be<uint32_t> type;
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xe::be<uint32_t> name_ptr;
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xe::be<uint32_t> thread_id;
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xe::be<uint32_t> flags;
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} X_THREADNAME_INFO;
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static_assert_size(X_THREADNAME_INFO, 0x10);
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// https://msdn.microsoft.com/en-us/library/windows/desktop/aa363082.aspx
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typedef struct {
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xe::be<uint32_t> exception_code;
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xe::be<uint32_t> exception_flags;
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xe::be<uint32_t> exception_record;
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xe::be<uint32_t> exception_address;
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xe::be<uint32_t> number_parameters;
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xe::be<uint32_t> exception_information[15];
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} X_EXCEPTION_RECORD;
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static_assert_size(X_EXCEPTION_RECORD, 0x50);
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void AppendParam(StringBuffer* string_buffer,
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pointer_t<X_EXCEPTION_RECORD> record) {
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string_buffer->AppendFormat("%.8X(%.8X)", record.guest_address(),
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uint32_t(record->exception_code));
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}
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void RtlRaiseException(pointer_t<X_EXCEPTION_RECORD> record) {
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if (record->exception_code == 0x406D1388) {
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// SetThreadName. FFS.
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// https://msdn.microsoft.com/en-us/library/xcb2z8hs.aspx
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// TODO(benvanik): check record->number_parameters to make sure it's a
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// correct size.
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auto thread_info =
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reinterpret_cast<X_THREADNAME_INFO*>(&record->exception_information[0]);
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assert_true(thread_info->type == 0x1000);
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auto name =
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kernel_memory()->TranslateVirtual<const char*>(thread_info->name_ptr);
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object_ref<XThread> thread;
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if (thread_info->thread_id == -1) {
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// Current thread.
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thread = retain_object(XThread::GetCurrentThread());
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} else {
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// Lookup thread by ID.
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thread = kernel_state()->GetThreadByID(thread_info->thread_id);
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}
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if (thread) {
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XELOGD("SetThreadName(%d, %s)", thread->thread_id(), name);
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thread->set_name(name);
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}
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// TODO(benvanik): unwinding required here?
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return;
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}
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if (record->exception_code == 0xE06D7363) {
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// C++ exception.
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// http://blogs.msdn.com/b/oldnewthing/archive/2010/07/30/10044061.aspx
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xe::debugging::Break();
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return;
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}
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// TODO(benvanik): unwinding.
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// This is going to suck.
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xe::debugging::Break();
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}
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DECLARE_XBOXKRNL_EXPORT(RtlRaiseException, ExportTag::kImportant);
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void KeBugCheckEx(dword_t code, dword_t param1, dword_t param2, dword_t param3,
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dword_t param4) {
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XELOGD("*** STOP: 0x%.8X (0x%.8X, 0x%.8X, 0x%.8X, 0x%.8X)", code, param1,
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param2, param3, param4);
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fflush(stdout);
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xe::debugging::Break();
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assert_always();
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}
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DECLARE_XBOXKRNL_EXPORT(KeBugCheckEx, ExportTag::kImportant);
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void KeBugCheck(dword_t code) { KeBugCheckEx(code, 0, 0, 0, 0); }
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DECLARE_XBOXKRNL_EXPORT(KeBugCheck, ExportTag::kImportant);
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} // namespace kernel
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} // namespace xe
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void xe::kernel::xboxkrnl::RegisterDebugExports(
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xe::cpu::ExportResolver* export_resolver, KernelState* kernel_state) {}
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