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Diffstat (limited to 'lib/efi_loader/efi_memory.c')
| -rw-r--r-- | lib/efi_loader/efi_memory.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c index 4bb517473e..ebd2b36c03 100644 --- a/lib/efi_loader/efi_memory.c +++ b/lib/efi_loader/efi_memory.c @@ -554,6 +554,12 @@ __weak void efi_add_known_memory(void) u64 ram_top = board_get_usable_ram_top(0) & ~EFI_PAGE_MASK; int i; + /* + * ram_top is just outside mapped memory. So use an offset of one for + * mapping the sandbox address. + */ + ram_top = (uintptr_t)map_sysmem(ram_top - 1, 0) + 1; + /* Fix for 32bit targets with ram_top at 4G */ if (!ram_top) ram_top = 0x100000000ULL; |