diff options
| author | Thierry Reding <treding@nvidia.com> | 2018-02-15 19:05:59 +0100 |
|---|---|---|
| committer | Tom Rini <trini@konsulko.com> | 2018-02-23 10:40:50 -0500 |
| commit | ed5af03f9bb8905f1e94d68ab49f22d7f061d75f (patch) | |
| tree | ed1c83c6a1efcac0411a4239b9dabe6718aec57d /common/fdt_support.c | |
| parent | 78b7d37b1b2b692b9e38780bdbae430b25202932 (diff) | |
fdt: Fixup only valid memory banks
Memory banks with address 0 and size 0 are empty and should not be
passed to the OS via device tree.
Acked-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'common/fdt_support.c')
| -rw-r--r-- | common/fdt_support.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/common/fdt_support.c b/common/fdt_support.c index bd0478de40..b14853625f 100644 --- a/common/fdt_support.c +++ b/common/fdt_support.c @@ -447,6 +447,13 @@ int fdt_fixup_memory_banks(void *blob, u64 start[], u64 size[], int banks) return err; } + for (i = 0; i < banks; i++) { + if (start[i] == 0 && size[i] == 0) + break; + } + + banks = i; + if (!banks) return 0; |