Differential D19798 Diff 56585 head/sys/dev/cadence/if_cgem.c

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head/sys/dev/cadence/if_cgem.c

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	/* Default for sysctl rxbufs. Must be < CGEM_NUM_RX_DESCS of course. */			/* Default for sysctl rxbufs. Must be < CGEM_NUM_RX_DESCS of course. */
	#define DEFAULT_NUM_RX_BUFS 256 /* number of receive bufs to queue. */			#define DEFAULT_NUM_RX_BUFS 256 /* number of receive bufs to queue. */

	#define TX_MAX_DMA_SEGS 8 /* maximum segs in a tx mbuf dma */			#define TX_MAX_DMA_SEGS 8 /* maximum segs in a tx mbuf dma */

	#define CGEM_CKSUM_ASSIST (CSUM_IP \| CSUM_TCP \| CSUM_UDP \| \			#define CGEM_CKSUM_ASSIST (CSUM_IP \| CSUM_TCP \| CSUM_UDP \| \
	CSUM_TCP_IPV6 \| CSUM_UDP_IPV6)			CSUM_TCP_IPV6 \| CSUM_UDP_IPV6)

				static struct ofw_compat_data compat_data[] = {
				{ "cadence,gem", 1 },
				{ "cdns,macb", 1 },
				{ NULL, 0 },
				};

	struct cgem_softc {			struct cgem_softc {
	if_t ifp;			if_t ifp;
	struct mtx sc_mtx;			struct mtx sc_mtx;
	device_t dev;			device_t dev;
	device_t miibus;			device_t miibus;
	u_int mii_media_active; /* last active media */			u_int mii_media_active; /* last active media */
	int if_old_flags;			int if_old_flags;
	struct resource *mem_res;			struct resource *mem_res;
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	static int			static int
	cgem_probe(device_t dev)			cgem_probe(device_t dev)
	{			{

	if (!ofw_bus_status_okay(dev))			if (!ofw_bus_status_okay(dev))
	return (ENXIO);			return (ENXIO);

	if (!ofw_bus_is_compatible(dev, "cadence,gem"))			if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0)
	return (ENXIO);			return (ENXIO);

	device_set_desc(dev, "Cadence CGEM Gigabit Ethernet Interface");			device_set_desc(dev, "Cadence CGEM Gigabit Ethernet Interface");
	return (0);			return (0);
	}			}

	static int			static int
	cgem_attach(device_t dev)			cgem_attach(device_t dev)
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