If a device-tree is passed to the bootefi command while using ACPI, we currently only show a warning that the device-tree will be ignored. But we use that device-tree to create memory reservations.
To be consistent we need to fallback to the internal device-tree.
Signed-off-by: Heinrich Schuchardt heinrich.schuchardt@canonical.com --- lib/efi_loader/efi_helper.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/lib/efi_loader/efi_helper.c b/lib/efi_loader/efi_helper.c index 5dd9cc876e..e2f547b3cd 100644 --- a/lib/efi_loader/efi_helper.c +++ b/lib/efi_loader/efi_helper.c @@ -422,8 +422,11 @@ efi_status_t efi_install_fdt(void *fdt) * The EBBR spec requires that we have either an FDT or an ACPI table * but not both. */ - if (CONFIG_IS_ENABLED(GENERATE_ACPI_TABLE) && fdt) + if (CONFIG_IS_ENABLED(GENERATE_ACPI_TABLE) && + fdt != EFI_FDT_USE_INTERNAL) { + fdt = EFI_FDT_USE_INTERNAL; log_warning("WARNING: Can't have ACPI table and device tree - ignoring DT.\n"); + }
if (fdt == EFI_FDT_USE_INTERNAL) { const char *fdt_opt;