Merge pull request #220 from DrChat/portal_fixes

A few fixes for portal

src/xenia/kernel/xam_info.cc

@@ -84,6 +84,17 @@ SHIM_CALL XamGetExecutionId_shim(PPCContext* ppc_state, KernelState* state) {
   SHIM_SET_RETURN_32(0);
 }
 
+SHIM_CALL XamLoaderSetLaunchData_shim(PPCContext* ppc_state,
+                                      KernelState* state) {
+  uint32_t data_ptr = SHIM_GET_ARG_32(0);
+  uint32_t data_size = SHIM_GET_ARG_32(1);
+
+  XELOGD("XamLoaderSetLaunchData(%.8X, %d)", data_ptr, data_size);
+
+  // Unknown return value.
+  SHIM_SET_RETURN_32(0);
+}
+
 SHIM_CALL XamLoaderGetLaunchDataSize_shim(PPCContext* ppc_state,
                                           KernelState* state) {
   uint32_t size_ptr = SHIM_GET_ARG_32(0);
@@ -205,8 +216,9 @@ void xe::kernel::xam::RegisterInfoExports(
   SHIM_SET_MAPPING("xam.xex", XGetLanguage, state);
 
   SHIM_SET_MAPPING("xam.xex", XamVoiceIsActiveProcess, state);
-
   SHIM_SET_MAPPING("xam.xex", XamGetExecutionId, state);
+
+  SHIM_SET_MAPPING("xam.xex", XamLoaderSetLaunchData, state);
   SHIM_SET_MAPPING("xam.xex", XamLoaderGetLaunchDataSize, state);
   SHIM_SET_MAPPING("xam.xex", XamLoaderGetLaunchData, state);
   SHIM_SET_MAPPING("xam.xex", XamLoaderLaunchTitle, state);

src/xenia/kernel/xboxkrnl_memory.cc

@@ -306,8 +306,6 @@ SHIM_CALL MmAllocatePhysicalMemoryEx_shim(PPCContext* ppc_state,
   // and the memory must be allocated there. I haven't seen a game do this,
   // and instead they all do min=0 / max=-1 to indicate the system should pick.
   // If we have to suport arbitrary placement things will get nasty.
-  assert_true(min_addr_range == 0);
-  assert_true(max_addr_range == 0xFFFFFFFF);
 
   uint32_t allocation_type = kMemoryAllocationReserve | kMemoryAllocationCommit;
   uint32_t protect = FromXdkProtectFlags(protect_bits);

src/xenia/kernel/xboxkrnl_video.cc

@@ -380,11 +380,13 @@ SHIM_CALL VdPersistDisplay_shim(PPCContext* ppc_state, KernelState* state) {
 
   // unk1_ptr needs to be populated with a pointer passed to
   // MmFreePhysicalMemory(1, *unk1_ptr).
+  if (unk1_ptr) {
     auto heap = state->memory()->LookupHeapByType(true, 16 * 1024);
     uint32_t unk1_value;
     heap->Alloc(64, 32, kMemoryAllocationReserve | kMemoryAllocationCommit,
                 kMemoryProtectNoAccess, false, &unk1_value);
     SHIM_SET_MEM_32(unk1_ptr, unk1_value);
+  }
 
   // ?
   SHIM_SET_RETURN_64(1);