pmm: Workaround for cases in which AllocatePages fails during initialisation
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a6acfb7606
@ -356,9 +356,6 @@ void init_memmap(void) {
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ext_mem_alloc_type(0x100000, MEMMAP_EFI_RECLAIMABLE);
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}
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memcpy(untouched_memmap, memmap, memmap_entries * sizeof(struct e820_entry_t));
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untouched_memmap_entries = memmap_entries;
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// Now own all the usable entries
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for (size_t i = 0; i < memmap_entries; i++) {
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if (memmap[i].type != MEMMAP_USABLE)
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@ -369,10 +366,15 @@ void init_memmap(void) {
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status = gBS->AllocatePages(AllocateAddress, EfiLoaderData,
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memmap[i].length / 4096, &base);
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if (status)
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panic("pmm: AllocatePages failure (%x)", status);
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if (status) {
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print("pmm: WARNING: AllocatePages failure (%d)\n", status);
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memmap_alloc_range(memmap[i].base, memmap[i].length, MEMMAP_RESERVED, true, true, false, false);
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}
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}
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memcpy(untouched_memmap, memmap, memmap_entries * sizeof(struct e820_entry_t));
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untouched_memmap_entries = memmap_entries;
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return;
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fail:
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panic("pmm: Failure initialising memory map");
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