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Print an error message in efi_main.c if we can't allocate memory for the heap

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With the default Qemu parameters, only 128MB RAM gets given to a VM. This causes
the loader to be unable to allocate the 64MB it needs for the heap. This change
makes the cause of the error more obvious.

Differential Revision:	https://reviews.freebsd.org/D17958
This commit is contained in:
Rebecca Cran 2018-12-13 23:20:58 +00:00
parent 8ca79fbd4a
commit 974df0a915
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=342054
1 changed files with 3 additions and 1 deletions
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4
stand/efi/loader/efi_main.c
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@ -94,8 +94,10 @@ efi_main(EFI_HANDLE image_handle, EFI_SYSTEM_TABLE *system_table)
heapsize = 64 * 1024 * 1024;
status = BS->AllocatePages(AllocateAnyPages, EfiLoaderData,
EFI_SIZE_TO_PAGES(heapsize), &heap);
if (status != EFI_SUCCESS)
if (status != EFI_SUCCESS) {
ST->ConOut->OutputString(ST->ConOut, L"Failed to allocate memory for heap.\r\n");
BS->Exit(IH, status, 0, NULL);
}
setheap((void *)(uintptr_t)heap, (void *)(uintptr_t)(heap + heapsize));