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Minor decoder optimizations, kernel fixes, cpu backend fixes

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This commit is contained in:
chss95cs@gmail.com
2022-11-05 10:50:33 -07:00
parent ba66373d8c
commit c1d922eebf
62 changed files with 1254 additions and 802 deletions
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47
src/xenia/kernel/xbdm/xbdm_misc.cc
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@@ -13,11 +13,12 @@
#include "xenia/kernel/xbdm/xbdm_private.h"
#include "xenia/kernel/xthread.h"
#include "xenia/xbox.h"
//chrispy: no idea what a real valid value is for this
static constexpr const char DmXboxName[] = "Xbox360Name";
namespace xe {
namespace kernel {
namespace kernel {
namespace xbdm {
#define XBDM_SUCCESSFULL 0x02DA0000
#define MAKE_DUMMY_STUB_PTR(x) \
dword_result_t x##_entry() { return 0; } \
DECLARE_XBDM_EXPORT1(x, kDebug, kStub)
@@ -36,11 +37,27 @@ MAKE_DUMMY_STUB_STATUS(DmFreePool);
dword_result_t DmGetXbeInfo_entry() {
// TODO(gibbed): 4D5307DC appears to expect this as success?
// Unknown arguments -- let's hope things don't explode.
return 0x02DA0000;
return XBDM_SUCCESSFULL;
}
DECLARE_XBDM_EXPORT1(DmGetXbeInfo, kDebug, kStub);
MAKE_DUMMY_STUB_STATUS(DmGetXboxName);
dword_result_t DmGetXboxName_entry(const ppc_context_t& ctx) {
uint64_t arg1 = ctx->r[3];
uint64_t arg2 = ctx->r[4];
if (!arg1 || !arg2) {
return 0x80070057;
}
char* name_out = ctx->TranslateVirtualGPR<char*>(arg1);
uint32_t* max_name_chars_ptr = ctx->TranslateVirtualGPR<uint32_t*>(arg2);
uint32_t max_name_chars = xe::load_and_swap<uint32_t>(max_name_chars_ptr);
strncpy(name_out, DmXboxName, sizeof(DmXboxName));
return XBDM_SUCCESSFULL;
}
DECLARE_XBDM_EXPORT1(DmGetXboxName, kDebug, kImplemented)
dword_result_t DmIsDebuggerPresent_entry() { return 0; }
DECLARE_XBDM_EXPORT1(DmIsDebuggerPresent, kDebug, kStub);
@@ -49,15 +66,15 @@ void DmSendNotificationString_entry(lpdword_t unk0_ptr) {}
DECLARE_XBDM_EXPORT1(DmSendNotificationString, kDebug, kStub);
dword_result_t DmRegisterCommandProcessor_entry(lpdword_t name_ptr,
lpdword_t handler_fn) {
lpdword_t handler_fn) {
// Return success to prevent some games from crashing
return X_STATUS_SUCCESS;
}
DECLARE_XBDM_EXPORT1(DmRegisterCommandProcessor, kDebug, kStub);
dword_result_t DmRegisterCommandProcessorEx_entry(lpdword_t name_ptr,
lpdword_t handler_fn,
dword_t unk3) {
lpdword_t handler_fn,
dword_t unk3) {
// Return success to prevent some games from stalling
return X_STATUS_SUCCESS;
}
@@ -65,9 +82,12 @@ DECLARE_XBDM_EXPORT1(DmRegisterCommandProcessorEx, kDebug, kStub);
MAKE_DUMMY_STUB_STATUS(DmStartProfiling);
MAKE_DUMMY_STUB_STATUS(DmStopProfiling);
dword_result_t DmCaptureStackBackTrace_entry(lpdword_t unk0_ptr,
lpdword_t unk1_ptr) {
// two arguments, first is num frames i think, second is some kind of pointer to
// where to capture
dword_result_t DmCaptureStackBackTrace_entry(const ppc_context_t& ctx) {
uint32_t nframes = static_cast<uint32_t>(ctx->r[3]);
uint8_t* unknown_addr =
ctx->TranslateVirtual(static_cast<uint32_t>(ctx->r[4]));
return X_STATUS_INVALID_PARAMETER;
}
DECLARE_XBDM_EXPORT1(DmCaptureStackBackTrace, kDebug, kStub);
@@ -82,7 +102,10 @@ dword_result_t DmWalkLoadedModules_entry(lpdword_t unk0_ptr,
}
DECLARE_XBDM_EXPORT1(DmWalkLoadedModules, kDebug, kStub);
void DmMapDevkitDrive_entry() {}
void DmMapDevkitDrive_entry(const ppc_context_t& ctx) {
// games check for nonzero result, failure if nz
ctx->r[3] = 0ULL;
}
DECLARE_XBDM_EXPORT1(DmMapDevkitDrive, kDebug, kStub);
dword_result_t DmFindPdbSignature_entry(lpdword_t unk0_ptr,