D8933.id23345.diff
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	Index: head/sys/dev/sfxge/common/medford_nic.c
	===================================================================
	--- head/sys/dev/sfxge/common/medford_nic.c
	+++ head/sys/dev/sfxge/common/medford_nic.c
	@@ -289,8 +289,13 @@
	encp->enc_rx_buf_align_start = 1;

	/* Get the RX DMA end padding alignment configuration */
	- if ((rc = efx_mcdi_get_rxdp_config(enp, &end_padding)) != 0)
	- goto fail11;
	+ if ((rc = efx_mcdi_get_rxdp_config(enp, &end_padding)) != 0) {
	+ if (rc != EACCES)
	+ goto fail11;
	+
	+ /* Assume largest tail padding size supported by hardware */
	+ end_padding = 256;
	+ }
	encp->enc_rx_buf_align_end = end_padding;

	/* Alignment for WPTR updates */