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-rw-r--r--lib/efi_loader/Kconfig9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig
index 14c99ec9cf..37a0dd60a5 100644
--- a/lib/efi_loader/Kconfig
+++ b/lib/efi_loader/Kconfig
@@ -7,3 +7,12 @@ config EFI_LOADER
on top of U-Boot. If this option is enabled, U-Boot will expose EFI
interfaces to a loaded EFI application, enabling it to reuse U-Boot's
device drivers.
+
+config EFI_LOADER_BOUNCE_BUFFER
+ bool "EFI Applications use bounce buffers for DMA operations"
+ depends on EFI_LOADER && ARM64
+ default n
+ help
+ Some hardware does not support DMA to full 64bit addresses. For this
+ hardware we can create a bounce buffer so that payloads don't have to
+ worry about platform details.
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