mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-25 11:37:56 +00:00
283 lines
7.3 KiB
C
283 lines
7.3 KiB
C
/*-
|
|
* Copyright (c) 2010-2011 Aleksandr Rybalko <ray@ddteam.net>
|
|
* Copyright (c) 2009-2010 Alexander Egorenkov <egorenar@gmail.com>
|
|
* Copyright (c) 2009 Damien Bergamini <damien.bergamini@free.fr>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice unmodified, this list of conditions, and the following
|
|
* disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
#ifndef _IF_RTVAR_H_
|
|
#define _IF_RTVAR_H_
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/sysctl.h>
|
|
#include <sys/sockio.h>
|
|
#include <sys/mbuf.h>
|
|
#include <sys/kernel.h>
|
|
#include <sys/socket.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/malloc.h>
|
|
#include <sys/taskqueue.h>
|
|
#include <sys/module.h>
|
|
#include <sys/bus.h>
|
|
#include <sys/endian.h>
|
|
|
|
#include <machine/bus.h>
|
|
#include <machine/resource.h>
|
|
#include <sys/rman.h>
|
|
|
|
#include <net/bpf.h>
|
|
#include <net/if.h>
|
|
#include <net/if_arp.h>
|
|
#include <net/ethernet.h>
|
|
#include <net/if_dl.h>
|
|
#include <net/if_media.h>
|
|
#include <net/if_types.h>
|
|
|
|
#include "opt_if_rt.h"
|
|
|
|
#define RT_SOFTC_LOCK(sc) mtx_lock(&(sc)->lock)
|
|
#define RT_SOFTC_UNLOCK(sc) mtx_unlock(&(sc)->lock)
|
|
#define RT_SOFTC_ASSERT_LOCKED(sc) mtx_assert(&(sc)->lock, MA_OWNED)
|
|
|
|
#define RT_SOFTC_TX_RING_LOCK(ring) mtx_lock(&(ring)->lock)
|
|
#define RT_SOFTC_TX_RING_UNLOCK(ring) mtx_unlock(&(ring)->lock)
|
|
#define RT_SOFTC_TX_RING_ASSERT_LOCKED(ring) \
|
|
mtx_assert(&(ring)->lock, MA_OWNED)
|
|
|
|
#define RT_SOFTC_TX_RING_COUNT 4
|
|
|
|
#ifndef IF_RT_RING_DATA_COUNT
|
|
#define IF_RT_RING_DATA_COUNT 128
|
|
#endif
|
|
|
|
#define RT_SOFTC_RX_RING_DATA_COUNT IF_RT_RING_DATA_COUNT
|
|
|
|
#define RT_SOFTC_MAX_SCATTER 10
|
|
|
|
#define RT_SOFTC_TX_RING_DATA_COUNT (IF_RT_RING_DATA_COUNT/4)
|
|
#define RT_SOFTC_TX_RING_DESC_COUNT \
|
|
(RT_SOFTC_TX_RING_DATA_COUNT * RT_SOFTC_MAX_SCATTER)
|
|
|
|
#define RT_TXDESC_SDL1_BURST (1 << 15)
|
|
#define RT_TXDESC_SDL1_LASTSEG (1 << 14)
|
|
#define RT_TXDESC_SDL0_DDONE (1 << 15)
|
|
#define RT_TXDESC_SDL0_LASTSEG (1 << 14)
|
|
struct rt_txdesc
|
|
{
|
|
uint32_t sdp0;
|
|
uint16_t sdl1;
|
|
uint16_t sdl0;
|
|
uint32_t sdp1;
|
|
uint8_t vid;
|
|
#define TXDSCR_INS_VLAN_TAG 0x80
|
|
#define TXDSCR_VLAN_PRIO_MASK 0x70
|
|
#define TXDSCR_VLAN_IDX_MASK 0x0f
|
|
uint8_t pppoe;
|
|
#define TXDSCR_USR_DEF_FLD 0x80
|
|
#define TXDSCR_INS_PPPOE_HDR 0x10
|
|
#define TXDSCR_PPPOE_SID_MASK 0x0f
|
|
uint8_t qn;
|
|
#define TXDSCR_QUEUE_MASK 0x07
|
|
uint8_t dst;
|
|
#define TXDSCR_IP_CSUM_GEN 0x80
|
|
#define TXDSCR_UDP_CSUM_GEN 0x40
|
|
#define TXDSCR_TCP_CSUM_GEN 0x20
|
|
#define TXDSCR_DST_PORT_MASK 0x07
|
|
#define TXDSCR_DST_PORT_CPU 0x00
|
|
#define TXDSCR_DST_PORT_GDMA1 0x01
|
|
#define TXDSCR_DST_PORT_GDMA2 0x02
|
|
#define TXDSCR_DST_PORT_PPE 0x06
|
|
#define TXDSCR_DST_PORT_DISC 0x07
|
|
} __packed;
|
|
|
|
#define RT_RXDESC_SDL0_DDONE (1 << 15)
|
|
struct rt_rxdesc
|
|
{
|
|
uint32_t sdp0;
|
|
uint16_t sdl1;
|
|
uint16_t sdl0;
|
|
uint32_t sdp1;
|
|
uint16_t foe;
|
|
#define RXDSXR_FOE_ENTRY_VALID 0x40
|
|
#define RXDSXR_FOE_ENTRY_MASK 0x3f
|
|
uint8_t ai;
|
|
#define RXDSXR_AI_COU_REASON 0xff
|
|
#define RXDSXR_AI_PARSER_RSLT_MASK 0xff
|
|
uint8_t src;
|
|
#define RXDSXR_SRC_IPFVLD 0x80
|
|
#define RXDSXR_SRC_L4FVLD 0x40
|
|
#define RXDSXR_SRC_IP_CSUM_FAIL 0x20
|
|
#define RXDSXR_SRC_L4_CSUM_FAIL 0x10
|
|
#define RXDSXR_SRC_AIS 0x08
|
|
#define RXDSXR_SRC_PORT_MASK 0x07
|
|
} __packed;
|
|
|
|
struct rt_softc_rx_data
|
|
{
|
|
bus_dmamap_t dma_map;
|
|
struct mbuf *m;
|
|
};
|
|
|
|
struct rt_softc_rx_ring
|
|
{
|
|
bus_dma_tag_t desc_dma_tag;
|
|
bus_dmamap_t desc_dma_map;
|
|
bus_addr_t desc_phys_addr;
|
|
struct rt_rxdesc *desc;
|
|
bus_dma_tag_t data_dma_tag;
|
|
bus_dmamap_t spare_dma_map;
|
|
struct rt_softc_rx_data data[RT_SOFTC_RX_RING_DATA_COUNT];
|
|
int cur;
|
|
};
|
|
|
|
struct rt_softc_tx_data
|
|
{
|
|
bus_dmamap_t dma_map;
|
|
struct mbuf *m;
|
|
};
|
|
|
|
struct rt_softc_tx_ring
|
|
{
|
|
struct mtx lock;
|
|
bus_dma_tag_t desc_dma_tag;
|
|
bus_dmamap_t desc_dma_map;
|
|
bus_addr_t desc_phys_addr;
|
|
struct rt_txdesc *desc;
|
|
int desc_queued;
|
|
int desc_cur;
|
|
int desc_next;
|
|
bus_dma_tag_t seg0_dma_tag;
|
|
bus_dmamap_t seg0_dma_map;
|
|
bus_addr_t seg0_phys_addr;
|
|
uint8_t *seg0;
|
|
bus_dma_tag_t data_dma_tag;
|
|
struct rt_softc_tx_data data[RT_SOFTC_TX_RING_DATA_COUNT];
|
|
int data_queued;
|
|
int data_cur;
|
|
int data_next;
|
|
int qid;
|
|
};
|
|
|
|
struct rt_softc
|
|
{
|
|
device_t dev;
|
|
struct mtx lock;
|
|
uint32_t flags;
|
|
|
|
int mem_rid;
|
|
struct resource *mem;
|
|
int irq_rid;
|
|
struct resource *irq;
|
|
void *irqh;
|
|
|
|
bus_space_tag_t bst;
|
|
bus_space_handle_t bsh;
|
|
|
|
struct ifnet *ifp;
|
|
int if_flags;
|
|
struct ifmedia rt_ifmedia;
|
|
|
|
uint32_t mac_rev;
|
|
uint8_t mac_addr[ETHER_ADDR_LEN];
|
|
device_t rt_miibus;
|
|
|
|
uint32_t intr_enable_mask;
|
|
uint32_t intr_disable_mask;
|
|
uint32_t intr_pending_mask;
|
|
|
|
struct task rx_done_task;
|
|
int rx_process_limit;
|
|
struct task tx_done_task;
|
|
struct task periodic_task;
|
|
struct callout periodic_ch;
|
|
unsigned long periodic_round;
|
|
struct taskqueue *taskqueue;
|
|
|
|
struct rt_softc_rx_ring rx_ring;
|
|
struct rt_softc_tx_ring tx_ring[RT_SOFTC_TX_RING_COUNT];
|
|
int tx_ring_mgtqid;
|
|
|
|
struct callout tx_watchdog_ch;
|
|
int tx_timer;
|
|
|
|
/* statistic counters */
|
|
unsigned long interrupts;
|
|
unsigned long tx_coherent_interrupts;
|
|
unsigned long rx_coherent_interrupts;
|
|
unsigned long rx_interrupts;
|
|
unsigned long rx_delay_interrupts;
|
|
unsigned long tx_interrupts[RT_SOFTC_TX_RING_COUNT];
|
|
unsigned long tx_delay_interrupts;
|
|
unsigned long tx_data_queue_full[RT_SOFTC_TX_RING_COUNT];
|
|
unsigned long tx_watchdog_timeouts;
|
|
unsigned long tx_defrag_packets;
|
|
unsigned long no_tx_desc_avail;
|
|
unsigned long rx_mbuf_alloc_errors;
|
|
unsigned long rx_mbuf_dmamap_errors;
|
|
unsigned long tx_queue_not_empty[2];
|
|
|
|
unsigned long rx_bytes;
|
|
unsigned long rx_packets;
|
|
unsigned long rx_crc_err;
|
|
unsigned long rx_phy_err;
|
|
unsigned long rx_dup_packets;
|
|
unsigned long rx_fifo_overflows;
|
|
unsigned long rx_short_err;
|
|
unsigned long rx_long_err;
|
|
unsigned long tx_bytes;
|
|
unsigned long tx_packets;
|
|
unsigned long tx_skip;
|
|
unsigned long tx_collision;
|
|
|
|
int phy_addr;
|
|
|
|
#ifdef IF_RT_DEBUG
|
|
int debug;
|
|
#endif
|
|
};
|
|
|
|
#ifdef IF_RT_DEBUG
|
|
enum
|
|
{
|
|
RT_DEBUG_RX = 0x00000001,
|
|
RT_DEBUG_TX = 0x00000002,
|
|
RT_DEBUG_INTR = 0x00000004,
|
|
RT_DEBUG_STATE = 0x00000008,
|
|
RT_DEBUG_STATS = 0x00000010,
|
|
RT_DEBUG_PERIODIC = 0x00000020,
|
|
RT_DEBUG_WATCHDOG = 0x00000040,
|
|
RT_DEBUG_ANY = 0xffffffff
|
|
};
|
|
|
|
#define RT_DPRINTF(sc, m, fmt, ...) \
|
|
do { if ((sc)->debug & (m)) \
|
|
device_printf(sc->dev, fmt, __VA_ARGS__); } while (0)
|
|
#else
|
|
#define RT_DPRINTF(sc, m, fmt, ...)
|
|
#endif /* #ifdef IF_RT_DEBUG */
|
|
|
|
#endif /* #ifndef _IF_RTVAR_H_ */
|