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Looks like this is used to query rather than read sometimes.

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This commit is contained in:
Ben Vanik
2015-06-06 23:00:17 -07:00
parent 58324352ae
commit f0492dfbb0
1 changed files with 8 additions and 4 deletions
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12
src/xenia/kernel/apps/xgi_app.cc
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@@ -71,13 +71,17 @@ X_RESULT XXGIApp::DispatchMessageSync(uint32_t message, uint32_t buffer_ptr,
// 00000000 2789fecc 00000000 00000000 200491e0 00000000 200491f0 20049340 // 00000000 2789fecc 00000000 00000000 200491e0 00000000 200491f0 20049340
uint32_t user_index = xe::load_and_swap<uint32_t>(buffer + 0); uint32_t user_index = xe::load_and_swap<uint32_t>(buffer + 0);
uint32_t context_ptr = xe::load_and_swap<uint32_t>(buffer + 16); uint32_t context_ptr = xe::load_and_swap<uint32_t>(buffer + 16);
auto context = memory_->TranslateVirtual(context_ptr); auto context =
uint32_t context_id = xe::load_and_swap<uint32_t>(context + 0); context_ptr ? memory_->TranslateVirtual(context_ptr) : nullptr;
uint32_t context_id =
context ? xe::load_and_swap<uint32_t>(context + 0) : 0;
XELOGD("XUserGetContext(%.8X, %.8X(%.8X))", user_index, context_ptr, XELOGD("XUserGetContext(%.8X, %.8X(%.8X))", user_index, context_ptr,
context_id); context_id);
uint32_t value = 0; uint32_t value = 0;
xe::store_and_swap<uint32_t>(context + 4, value); if (context) {
return X_ERROR_SUCCESS; xe::store_and_swap<uint32_t>(context + 4, value);
}
return X_ERROR_FUNCTION_FAILED;
} }
case 0x000B0071: { case 0x000B0071: {
XELOGD("XGI 0x000B0071, unimplemented"); XELOGD("XGI 0x000B0071, unimplemented");