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Attempt at reporting something of an 'accurate' unreserved physical page

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count. Still needs work.
This commit is contained in:
gibbed
2016-06-21 09:37:12 -05:00
parent 0e1c91681d
commit 32e0ef397c
3 changed files with 50 additions and 5 deletions
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27
src/xenia/kernel/xboxkrnl/xboxkrnl_memory.cc
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@@ -444,13 +444,30 @@ SHIM_CALL MmQueryStatistics_shim(PPCContext* ppc_context,
// this won't work :/
stats->size = size;
stats->total_physical_pages = 0x00020000;
stats->total_physical_pages = 0x00020000; // 512mb / 4kb pages
stats->kernel_pages = 0x00000300;
stats->title.available_pages = 0x00013300;
stats->title.total_virtual_memory_bytes = 0x2FFF0000;
stats->title.reserved_virtual_memory_bytes = 0x00160000;
stats->title.physical_pages = 0x00001000;
// TODO(gibbed): maybe use LookupHeapByType instead?
auto physA = kernel_memory()->LookupHeap(0xA0000000);
auto physC = kernel_memory()->LookupHeap(0xC0000000);
auto physE = kernel_memory()->LookupHeap(0xE0000000);
assert_not_null(physA);
assert_not_null(physC);
assert_not_null(physE);
uint32_t available_pages = 0;
available_pages +=
(physA->GetUnreservedPageCount() * physA->page_size()) / 4096;
available_pages +=
(physC->GetUnreservedPageCount() * physC->page_size()) / 4096;
available_pages +=
(physE->GetUnreservedPageCount() * physE->page_size()) / 4096;
stats->title.available_pages = available_pages;
stats->title.total_virtual_memory_bytes = 0x2FFF0000; // TODO(gibbed): FIXME
stats->title.reserved_virtual_memory_bytes =
0x00160000; // TODO(gibbed): FIXME
stats->title.physical_pages = 0x00001000; // TODO(gibbed): FIXME
stats->title.pool_pages = 0x00000010;
stats->title.stack_pages = 0x00000100;
stats->title.image_pages = 0x00000100;