efi_loader: Allow bouncing for network

[u-boot] / lib / efi_loader / efi_net.c

diff --git a/lib/efi_loader/efi_net.c b/lib/efi_loader/efi_net.c
index dd3b48570d8ff16886999ae38bc3929b8a7aaf46..6a8a0d7b1d7b8f42211171ec498dd975cfe0b848 100644 (file)
--- a/lib/efi_loader/efi_net.c
+++ b/lib/efi_loader/efi_net.c
@@ -152,7 +152,14 @@ static efi_status_t EFIAPI efi_net_transmit(struct efi_simple_network *this,
                return EFI_EXIT(EFI_INVALID_PARAMETER);
        }
 
+#ifdef CONFIG_EFI_LOADER_BOUNCE_BUFFER
+       /* Ethernet packets always fit, just bounce */
+       memcpy(efi_bounce_buffer, buffer, buffer_size);
+       net_send_packet(efi_bounce_buffer, buffer_size);
+#else
        net_send_packet(buffer, buffer_size);
+#endif
+
        new_tx_packet = buffer;
 
        return EFI_EXIT(EFI_SUCCESS);