D39946.id121463.diff
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	diff --git a/sys/dev/dpaa2/dpaa2_ni.h b/sys/dev/dpaa2/dpaa2_ni.h
	--- a/sys/dev/dpaa2/dpaa2_ni.h
	+++ b/sys/dev/dpaa2/dpaa2_ni.h
	@@ -284,7 +284,7 @@

	/* Recycled buffers to release back to the pool. */
	uint32_t recycled_n;
	- bus_addr_t recycled[DPAA2_SWP_BUFS_PER_CMD];
	+ struct dpaa2_buf *recycled[DPAA2_SWP_BUFS_PER_CMD];

	/* Frame queues */
	uint32_t rxq_n;
	diff --git a/sys/dev/dpaa2/dpaa2_ni.c b/sys/dev/dpaa2/dpaa2_ni.c
	--- a/sys/dev/dpaa2/dpaa2_ni.c
	+++ b/sys/dev/dpaa2/dpaa2_ni.c
	@@ -1,7 +1,7 @@
	/*-
	* SPDX-License-Identifier: BSD-2-Clause
	*
	- * Copyright © 2021-2022 Dmitry Salychev
	+ * Copyright © 2021-2023 Dmitry Salychev
	* Copyright © 2022 Mathew McBride
	*
	* Redistribution and use in source and binary forms, with or without
	@@ -65,6 +65,7 @@
	#include <machine/bus.h>
	#include <machine/resource.h>
	#include <machine/atomic.h>
	+#include <machine/vmparam.h>

	#include <net/ethernet.h>
	#include <net/bpf.h>
	@@ -146,14 +147,12 @@
	#define BUF_RX_HWA_SIZE 64 /* HW annotation size */
	#define BUF_TX_HWA_SIZE 128 /* HW annotation size */
	#define BUF_SIZE (MJUM9BYTES)
	-#define BUF_MAXADDR_49BIT 0x1FFFFFFFFFFFFul
	-#define BUF_MAXADDR (BUS_SPACE_MAXADDR)

	#define DPAA2_TX_BUFRING_SZ (4096u)
	#define DPAA2_TX_SEGLIMIT (16u) /* arbitrary number */
	#define DPAA2_TX_SEG_SZ (4096u)
	#define DPAA2_TX_SEGS_MAXSZ (DPAA2_TX_SEGLIMIT * DPAA2_TX_SEG_SZ)
	-#define DPAA2_TX_SGT_SZ (512u) /* bytes */
	+#define DPAA2_TX_SGT_SZ (PAGE_SIZE) /* bytes */

	/* Size of a buffer to keep a QoS table key configuration. */
	#define ETH_QOS_KCFG_BUF_SIZE 256
	@@ -428,8 +427,8 @@

	/* Buffers and buffer pools */
	static int dpaa2_ni_seed_buf_pool(struct dpaa2_ni_softc *, uint32_t);
	-static int dpaa2_ni_seed_rxbuf(struct dpaa2_ni_softc , struct dpaa2_buf , int);
	-static int dpaa2_ni_seed_txbuf(struct dpaa2_ni_softc , struct dpaa2_buf , int);
	+static int dpaa2_ni_seed_rxbuf(struct dpaa2_ni_softc , struct dpaa2_buf );
	+static int dpaa2_ni_seed_txbuf(struct dpaa2_ni_softc , struct dpaa2_buf );
	static int dpaa2_ni_seed_chan_storage(struct dpaa2_ni_softc *,
	struct dpaa2_ni_channel *);

	@@ -438,10 +437,6 @@
	struct dpaa2_buf , bus_dma_segment_t , int, struct dpaa2_fd *);
	static int dpaa2_ni_fd_err(struct dpaa2_fd *);
	static uint32_t dpaa2_ni_fd_data_len(struct dpaa2_fd *);
	-static int dpaa2_ni_fd_chan_idx(struct dpaa2_fd *);
	-static int dpaa2_ni_fd_buf_idx(struct dpaa2_fd *);
	-static int dpaa2_ni_fd_tx_idx(struct dpaa2_fd *);
	-static int dpaa2_ni_fd_txbuf_idx(struct dpaa2_fd *);
	static int dpaa2_ni_fd_format(struct dpaa2_fd *);
	static bool dpaa2_ni_fd_short_len(struct dpaa2_fd *);
	static int dpaa2_ni_fd_offset(struct dpaa2_fd *);
	@@ -1588,9 +1583,9 @@
	buf->tx.paddr = buf->tx.sgt_paddr = 0;
	buf->tx.vaddr = buf->tx.sgt_vaddr = NULL;
	buf->tx.m = NULL;
	- buf->tx.idx = 0;
	+ buf->tx.idx = j;

	- error = dpaa2_ni_seed_txbuf(sc, buf, j);
	+ error = dpaa2_ni_seed_txbuf(sc, buf);

	/* Add index of the Tx buffer to the ring. */
	buf_ring_enqueue(tx->idx_br, (void *) j);
	@@ -2028,17 +2023,12 @@
	KASSERT((sc->buf_align == BUF_ALIGN) \|\| (sc->buf_align == BUF_ALIGN_V1),
	("unexpected buffer alignment: %d\n", sc->buf_align));

	- /*
	- * DMA tag to allocate buffers for buffer pool.
	- *
	- * NOTE: QBMan supports DMA addresses up to 49-bits maximum.
	- * Bits 63-49 are not used by QBMan.
	- */
	+ /* DMA tag to allocate buffers for Rx buffer pool. */
	error = bus_dma_tag_create(
	bus_get_dma_tag(dev),
	sc->buf_align, 0, /* alignment, boundary */
	- BUF_MAXADDR_49BIT, /* low restricted addr */
	- BUF_MAXADDR, /* high restricted addr */
	+ DMAP_MAX_PHYSADDR, /* low restricted addr */
	+ DMAP_MIN_PHYSADDR, /* high restricted addr */
	NULL, NULL, /* filter, filterarg */
	BUF_SIZE, 1, /* maxsize, nsegments */
	BUF_SIZE, 0, /* maxsegsize, flags */
	@@ -2054,8 +2044,8 @@
	error = bus_dma_tag_create(
	bus_get_dma_tag(dev),
	sc->buf_align, 0, /* alignment, boundary */
	- BUF_MAXADDR_49BIT, /* low restricted addr */
	- BUF_MAXADDR, /* high restricted addr */
	+ BUS_SPACE_MAXADDR, /* low restricted addr */
	+ BUS_SPACE_MAXADDR, /* high restricted addr */
	NULL, NULL, /* filter, filterarg */
	DPAA2_TX_SEGS_MAXSZ, /* maxsize */
	DPAA2_TX_SEGLIMIT, /* nsegments */
	@@ -2072,7 +2062,7 @@
	error = bus_dma_tag_create(
	bus_get_dma_tag(dev),
	ETH_STORE_ALIGN, 0, /* alignment, boundary */
	- BUS_SPACE_MAXADDR_32BIT, /* low restricted addr */
	+ BUS_SPACE_MAXADDR, /* low restricted addr */
	BUS_SPACE_MAXADDR, /* high restricted addr */
	NULL, NULL, /* filter, filterarg */
	ETH_STORE_SIZE, 1, /* maxsize, nsegments */
	@@ -2089,7 +2079,7 @@
	error = bus_dma_tag_create(
	bus_get_dma_tag(dev),
	PAGE_SIZE, 0, /* alignment, boundary */
	- BUS_SPACE_MAXADDR_32BIT, /* low restricted addr */
	+ BUS_SPACE_MAXADDR, /* low restricted addr */
	BUS_SPACE_MAXADDR, /* high restricted addr */
	NULL, NULL, /* filter, filterarg */
	DPAA2_CLASSIFIER_DMA_SIZE, 1, /* maxsize, nsegments */
	@@ -2105,7 +2095,7 @@
	error = bus_dma_tag_create(
	bus_get_dma_tag(dev),
	PAGE_SIZE, 0, /* alignment, boundary */
	- BUS_SPACE_MAXADDR_32BIT, /* low restricted addr */
	+ BUS_SPACE_MAXADDR, /* low restricted addr */
	BUS_SPACE_MAXADDR, /* high restricted addr */
	NULL, NULL, /* filter, filterarg */
	ETH_QOS_KCFG_BUF_SIZE, 1, /* maxsize, nsegments */
	@@ -2121,8 +2111,8 @@
	error = bus_dma_tag_create(
	bus_get_dma_tag(dev),
	PAGE_SIZE, 0, /* alignment, boundary */
	- BUS_SPACE_MAXADDR_32BIT, /* low restricted addr */
	- BUS_SPACE_MAXADDR, /* high restricted addr */
	+ DMAP_MAX_PHYSADDR, /* low restricted addr */
	+ DMAP_MIN_PHYSADDR, /* high restricted addr */
	NULL, NULL, /* filter, filterarg */
	DPAA2_TX_SGT_SZ, 1, /* maxsize, nsegments */
	DPAA2_TX_SGT_SZ, 0, /* maxsegsize, flags */
	@@ -2259,7 +2249,7 @@
	* Frame Descriptor Rx buffer layout
	*
	* ADDR -> \|---------------------\|
	- * \| SW FRAME ANNOTATION \| 0 bytes
	+ * \| SW FRAME ANNOTATION \| BUF_SWA_SIZE bytes
	* \|---------------------\|
	* \| HW FRAME ANNOTATION \| BUF_RX_HWA_SIZE bytes
	* \|---------------------\|
	@@ -2277,9 +2267,9 @@
	* NOTE: It's for a single buffer frame only.
	*/
	buf_layout.queue_type = DPAA2_NI_QUEUE_RX;
	- buf_layout.pd_size = 0;
	+ buf_layout.pd_size = BUF_SWA_SIZE;
	buf_layout.fd_align = sc->buf_align;
	- buf_layout.head_size = sc->tx_data_off - BUF_RX_HWA_SIZE;
	+ buf_layout.head_size = sc->tx_data_off - BUF_RX_HWA_SIZE - BUF_SWA_SIZE;
	buf_layout.tail_size = 0;
	buf_layout.pass_frame_status = true;
	buf_layout.pass_parser_result = true;
	@@ -3225,7 +3215,6 @@
	idx = (uint64_t) pidx;
	buf = &tx->buf[idx];
	buf->tx.m = m;
	- buf->tx.idx = idx;
	buf->tx.sgt_paddr = 0;
	}

	@@ -3272,10 +3261,8 @@
	}
	}

	- bus_dmamap_sync(buf->tx.dmat, buf->tx.dmap,
	- BUS_DMASYNC_PREWRITE);
	- bus_dmamap_sync(buf->tx.sgt_dmat, buf->tx.sgt_dmap,
	- BUS_DMASYNC_PREWRITE);
	+ bus_dmamap_sync(buf->tx.dmat, buf->tx.dmap, BUS_DMASYNC_PREWRITE);
	+ bus_dmamap_sync(buf->tx.sgt_dmat, buf->tx.sgt_dmap, BUS_DMASYNC_PREWRITE);

	if (rc != 1) {
	fq->chan->tx_dropped++;
	@@ -3352,24 +3339,21 @@
	struct dpaa2_ni_softc *sc = device_get_softc(chan->ni_dev);
	struct dpaa2_bp_softc *bpsc;
	struct dpaa2_buf *buf;
	+ struct dpaa2_fa *fa;
	if_t ifp = sc->ifp;
	struct mbuf *m;
	device_t bp_dev;
	bus_addr_t paddr = (bus_addr_t) fd->addr;
	bus_addr_t released[DPAA2_SWP_BUFS_PER_CMD];
	void *buf_data;
	- int buf_idx, buf_len;
	- int error, released_n = 0;
	+ int buf_len, error, released_n = 0;

	- /*
	- * Get buffer index from the ADDR_TOK (not used by QBMan) bits of the
	- * physical address.
	- */
	- buf_idx = dpaa2_ni_fd_buf_idx(fd);
	- buf = &sc->buf[buf_idx];
	+ fa = (struct dpaa2_fa *) PHYS_TO_DMAP(paddr);
	+ buf = fa->buf;

	+ KASSERT(fa->magic == DPAA2_MAGIC, ("%s: wrong magic", __func__));
	KASSERT(buf->type == DPAA2_BUF_RX, ("%s: not Rx buffer", __func__));
	- if (paddr != buf->rx.paddr) {
	+ if (__predict_false(paddr != buf->rx.paddr)) {
	panic("%s: unexpected physical address: fd(%#jx) != buf(%#jx)",
	__func__, paddr, buf->rx.paddr);
	}
	@@ -3398,8 +3382,7 @@

	m = buf->rx.m;
	buf->rx.m = NULL;
	- bus_dmamap_sync(buf->rx.dmat, buf->rx.dmap,
	- BUS_DMASYNC_POSTREAD \| BUS_DMASYNC_POSTWRITE);
	+ bus_dmamap_sync(buf->rx.dmat, buf->rx.dmap, BUS_DMASYNC_POSTREAD);
	bus_dmamap_unload(buf->rx.dmat, buf->rx.dmap);

	buf_len = dpaa2_ni_fd_data_len(fd);
	@@ -3420,7 +3403,7 @@
	if_input(ifp, m);

	/* Keep the buffer to be recycled. */
	- chan->recycled[chan->recycled_n++] = paddr;
	+ chan->recycled[chan->recycled_n++] = buf;
	KASSERT(chan->recycled_n <= DPAA2_SWP_BUFS_PER_CMD,
	("%s: too many buffers to recycle", __func__));

	@@ -3430,15 +3413,10 @@
	taskqueue_enqueue(sc->bp_taskq, &sc->bp_task);

	for (int i = 0; i < chan->recycled_n; i++) {
	- paddr = chan->recycled[i];
	-
	- /* Parse ADDR_TOK of the recycled buffer. */
	- buf_idx = (paddr >> DPAA2_NI_BUF_IDX_SHIFT)
	- & DPAA2_NI_BUF_IDX_MASK;
	- buf = &sc->buf[buf_idx];
	+ buf = chan->recycled[i];

	/* Seed recycled buffer. */
	- error = dpaa2_ni_seed_rxbuf(sc, buf, buf_idx);
	+ error = dpaa2_ni_seed_rxbuf(sc, buf);
	KASSERT(error == 0, ("%s: failed to seed recycled "
	"buffer: error=%d", __func__, error));
	if (__predict_false(error != 0)) {
	@@ -3482,18 +3460,16 @@
	struct dpaa2_ni_softc *sc = device_get_softc(chan->ni_dev);
	struct dpaa2_bp_softc *bpsc;
	struct dpaa2_buf *buf;
	+ struct dpaa2_fa *fa;
	bus_addr_t paddr = (bus_addr_t) fd->addr;
	- int buf_idx, error;
	-
	- /*
	- * Get buffer index from the ADDR_TOK (not used by QBMan) bits of the
	- * physical address.
	- */
	- buf_idx = dpaa2_ni_fd_buf_idx(fd);
	- buf = &sc->buf[buf_idx];
	+ int error;
	+
	+ fa = (struct dpaa2_fa *) PHYS_TO_DMAP(paddr);
	+ buf = fa->buf;

	+ KASSERT(fa->magic == DPAA2_MAGIC, ("%s: wrong magic", __func__));
	KASSERT(buf->type == DPAA2_BUF_RX, ("%s: not Rx buffer", __func__));
	- if (paddr != buf->rx.paddr) {
	+ if (__predict_false(paddr != buf->rx.paddr)) {
	panic("%s: unexpected physical address: fd(%#jx) != buf(%#jx)",
	__func__, paddr, buf->rx.paddr);
	}
	@@ -3520,45 +3496,30 @@
	dpaa2_ni_tx_conf(struct dpaa2_ni_channel chan, struct dpaa2_ni_fq fq,
	struct dpaa2_fd *fd)
	{
	- struct dpaa2_ni_softc *sc = device_get_softc(chan->ni_dev);
	- struct dpaa2_ni_channel *buf_chan;
	struct dpaa2_ni_tx_ring *tx;
	struct dpaa2_buf *buf;
	- bus_addr_t paddr = (bus_addr_t) (fd->addr & BUF_MAXADDR_49BIT);
	- uint64_t buf_idx;
	- int chan_idx, tx_idx;
	-
	- /*
	- * Get channel, Tx ring and buffer indexes from the ADDR_TOK bits
	- * (not used by QBMan) of the physical address.
	- */
	- chan_idx = dpaa2_ni_fd_chan_idx(fd);
	- tx_idx = dpaa2_ni_fd_tx_idx(fd);
	- buf_idx = (uint64_t) dpaa2_ni_fd_txbuf_idx(fd);
	-
	- KASSERT(tx_idx < DPAA2_NI_MAX_TCS, ("%s: invalid Tx ring index",
	- __func__));
	- KASSERT(buf_idx < DPAA2_NI_BUFS_PER_TX, ("%s: invalid Tx buffer index",
	- __func__));
	+ struct dpaa2_fa *fa;
	+ bus_addr_t paddr = (bus_addr_t) fd->addr;

	- buf_chan = sc->channels[chan_idx];
	- tx = &buf_chan->txc_queue.tx_rings[tx_idx];
	- buf = &tx->buf[buf_idx];
	+ fa = (struct dpaa2_fa *) PHYS_TO_DMAP(paddr);
	+ buf = fa->buf;
	+ tx = fa->tx;

	+ KASSERT(fa->magic == DPAA2_MAGIC, ("%s: wrong magic", __func__));
	KASSERT(buf->type == DPAA2_BUF_TX, ("%s: not Tx buffer", __func__));
	if (paddr != buf->tx.paddr) {
	panic("%s: unexpected physical address: fd(%#jx) != buf(%#jx)",
	__func__, paddr, buf->tx.paddr);
	}

	-
	+ bus_dmamap_sync(buf->tx.dmat, buf->tx.dmap, BUS_DMASYNC_POSTWRITE);
	+ bus_dmamap_sync(buf->tx.sgt_dmat, buf->tx.sgt_dmap, BUS_DMASYNC_POSTWRITE);
	bus_dmamap_unload(buf->tx.dmat, buf->tx.dmap);
	- if (buf->tx.sgt_paddr != 0)
	- bus_dmamap_unload(buf->tx.sgt_dmat, buf->tx.sgt_dmap);
	+ bus_dmamap_unload(buf->tx.sgt_dmat, buf->tx.sgt_dmap);
	m_freem(buf->tx.m);

	/* Return Tx buffer index back to the ring. */
	- buf_ring_enqueue(tx->idx_br, (void *) buf_idx);
	+ buf_ring_enqueue(tx->idx_br, (void *) buf->tx.idx);

	return (0);
	}
	@@ -3620,9 +3581,10 @@
	buf->rx.dmap = NULL;
	buf->rx.paddr = 0;
	buf->rx.vaddr = NULL;
	- error = dpaa2_ni_seed_rxbuf(sc, buf, i);
	- if (error)
	+ error = dpaa2_ni_seed_rxbuf(sc, buf);
	+ if (error != 0) {
	break;
	+ }
	paddr[bufn] = buf->rx.paddr;
	bufn++;
	}
	@@ -3646,9 +3608,10 @@
	* @brief Prepare Rx buffer to be released to the buffer pool.
	*/
	static int
	-dpaa2_ni_seed_rxbuf(struct dpaa2_ni_softc sc, struct dpaa2_buf buf, int idx)
	+dpaa2_ni_seed_rxbuf(struct dpaa2_ni_softc sc, struct dpaa2_buf buf)
	{
	struct mbuf *m;
	+ struct dpaa2_fa *fa;
	bus_dmamap_t dmap;
	bus_dma_segment_t segs;
	int error, nsegs;
	@@ -3666,8 +3629,7 @@
	error = bus_dmamap_create(buf->rx.dmat, 0, &dmap);
	if (error) {
	device_printf(sc->dev, "%s: failed to create DMA map "
	- "for buffer: buf_idx=%d, error=%d\n", __func__,
	- idx, error);
	+ "for buffer: error=%d\n", __func__, error);
	return (error);
	}
	buf->rx.dmap = dmap;
	@@ -3701,18 +3663,12 @@
	buf->rx.paddr = segs.ds_addr;
	buf->rx.vaddr = m->m_data;

	- /*
	- * Write buffer index to the ADDR_TOK (bits 63-49) which is not used by
	- * QBMan and is supposed to assist in physical to virtual address
	- * translation.
	- *
	- * NOTE: "lowaddr" and "highaddr" of the window which cannot be accessed
	- * by QBMan must be configured in the DMA tag accordingly.
	- */
	- buf->rx.paddr =
	- ((uint64_t)(idx & DPAA2_NI_BUF_IDX_MASK) <<
	- DPAA2_NI_BUF_IDX_SHIFT) \|
	- (buf->rx.paddr & DPAA2_NI_BUF_ADDR_MASK);
	+ /* Populate frame annotation for future use. */
	+ fa = (struct dpaa2_fa *) m->m_data;
	+ fa->magic = DPAA2_MAGIC;
	+ fa->buf = buf;
	+
	+ bus_dmamap_sync(buf->rx.dmat, buf->rx.dmap, BUS_DMASYNC_PREREAD);

	return (0);
	}
	@@ -3721,7 +3677,7 @@
	* @brief Prepare Tx buffer to be added to the Tx ring.
	*/
	static int
	-dpaa2_ni_seed_txbuf(struct dpaa2_ni_softc sc, struct dpaa2_buf buf, int idx)
	+dpaa2_ni_seed_txbuf(struct dpaa2_ni_softc sc, struct dpaa2_buf buf)
	{
	bus_dmamap_t dmap;
	int error;
	@@ -3819,8 +3775,8 @@
	struct dpaa2_buf buf, bus_dma_segment_t txsegs, int txnsegs,
	struct dpaa2_fd *fd)
	{
	- struct dpaa2_ni_channel *chan = tx->fq->chan;
	struct dpaa2_sg_entry *sgt;
	+ struct dpaa2_fa *fa;
	int i, error;

	KASSERT(txnsegs <= DPAA2_TX_SEGLIMIT, ("%s: too many segments, "
	@@ -3855,6 +3811,7 @@
	"error=%d\n", __func__, error);
	return (error);
	}
	+
	buf->tx.paddr = buf->tx.sgt_paddr;
	buf->tx.vaddr = buf->tx.sgt_vaddr;
	sc->tx_sg_frames++; /* for sysctl(9) */
	@@ -3862,15 +3819,12 @@
	return (EINVAL);
	}

	- fd->addr =
	- ((uint64_t)(chan->flowid & DPAA2_NI_BUF_CHAN_MASK) <<
	- DPAA2_NI_BUF_CHAN_SHIFT) \|
	- ((uint64_t)(tx->txid & DPAA2_NI_TX_IDX_MASK) <<
	- DPAA2_NI_TX_IDX_SHIFT) \|
	- ((uint64_t)(buf->tx.idx & DPAA2_NI_TXBUF_IDX_MASK) <<
	- DPAA2_NI_TXBUF_IDX_SHIFT) \|
	- (buf->tx.paddr & DPAA2_NI_BUF_ADDR_MASK);
	+ fa = (struct dpaa2_fa *) buf->tx.sgt_vaddr;
	+ fa->magic = DPAA2_MAGIC;
	+ fa->buf = buf;
	+ fa->tx = tx;

	+ fd->addr = buf->tx.paddr;
	fd->data_length = (uint32_t) buf->tx.m->m_pkthdr.len;
	fd->bpid_ivp_bmt = 0;
	fd->offset_fmt_sl = 0x2000u \| sc->tx_data_off;
	@@ -3894,34 +3848,6 @@
	return (fd->data_length);
	}

	-static int
	-dpaa2_ni_fd_chan_idx(struct dpaa2_fd *fd)
	-{
	- return ((((bus_addr_t) fd->addr) >> DPAA2_NI_BUF_CHAN_SHIFT) &
	- DPAA2_NI_BUF_CHAN_MASK);
	-}
	-
	-static int
	-dpaa2_ni_fd_buf_idx(struct dpaa2_fd *fd)
	-{
	- return ((((bus_addr_t) fd->addr) >> DPAA2_NI_BUF_IDX_SHIFT) &
	- DPAA2_NI_BUF_IDX_MASK);
	-}
	-
	-static int
	-dpaa2_ni_fd_tx_idx(struct dpaa2_fd *fd)
	-{
	- return ((((bus_addr_t) fd->addr) >> DPAA2_NI_TX_IDX_SHIFT) &
	- DPAA2_NI_TX_IDX_MASK);
	-}
	-
	-static int
	-dpaa2_ni_fd_txbuf_idx(struct dpaa2_fd *fd)
	-{
	- return ((((bus_addr_t) fd->addr) >> DPAA2_NI_TXBUF_IDX_SHIFT) &
	- DPAA2_NI_TXBUF_IDX_MASK);
	-}
	-
	static int
	dpaa2_ni_fd_format(struct dpaa2_fd *fd)
	{
	diff --git a/sys/dev/dpaa2/dpaa2_swp.h b/sys/dev/dpaa2/dpaa2_swp.h
	--- a/sys/dev/dpaa2/dpaa2_swp.h
	+++ b/sys/dev/dpaa2/dpaa2_swp.h
	@@ -303,6 +303,26 @@
	uint64_t flow_ctx;
	} __packed;

	+/**
	+ * @brief DPAA2 frame annotation.
	+ *
	+ * NOTE: Keep 64 bytes or less.
	+ */
	+struct dpaa2_fa {
	+ uint32_t magic;
	+ struct dpaa2_buf *buf;
	+ union {
	+ struct { /* Tx frame annotation */
	+ struct dpaa2_ni_tx_ring *tx;
	+ };
	+#ifdef __notyet__
	+ struct { /* Rx frame annotation */
	+ uint64_t _notused;
	+ };
	+#endif
	+ };
	+} __packed;
	+
	/**
	* @brief DPAA2 scatter/gather entry.
	*
	diff --git a/sys/dev/dpaa2/dpaa2_types.h b/sys/dev/dpaa2/dpaa2_types.h
	--- a/sys/dev/dpaa2/dpaa2_types.h
	+++ b/sys/dev/dpaa2/dpaa2_types.h
	@@ -30,6 +30,8 @@

	#include <machine/atomic.h>

	+#define DPAA2_MAGIC ((uint32_t) 0xD4AA2C0Du)
	+
	/**
	* @brief Types of the DPAA2 devices.
	*/

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