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.