mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-29 12:03:03 +00:00
32341ad63c
from interrupt handlers and watchdog routines instead of queueing a task to call foo_start(). Reviewed by: yongari MFC after: 1 month
170 lines
4.6 KiB
C
170 lines
4.6 KiB
C
/*-
|
|
* Copyright (c) 2008 Stanislav Sedov <stas@FreeBSD.org>.
|
|
* All rights reserved.
|
|
*
|
|
* 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, 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 ``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 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_AEVAR_H
|
|
#define IF_AEVAR_H
|
|
|
|
/*
|
|
* Supported chips identifiers.
|
|
*/
|
|
#define VENDORID_ATTANSIC 0x1969
|
|
#define DEVICEID_ATTANSIC_L2 0x2048
|
|
|
|
/* How much to wait for reset to complete (10 microsecond units). */
|
|
#define AE_RESET_TIMEOUT 100
|
|
|
|
/* How much to wait for device to enter idle state (100 microsecond units). */
|
|
#define AE_IDLE_TIMEOUT 100
|
|
|
|
/* How much to wait for MDIO to do the work (2 microsecond units). */
|
|
#define AE_MDIO_TIMEOUT 10
|
|
|
|
/* How much to wait for VPD reading operation to complete (2 ms units). */
|
|
#define AE_VPD_TIMEOUT 10
|
|
|
|
/* How much to wait for send operation to complete (HZ units). */
|
|
#define AE_TX_TIMEOUT 5
|
|
|
|
/* Default PHY address. */
|
|
#define AE_PHYADDR_DEFAULT 0
|
|
|
|
/* Tx packet descriptor header format. */
|
|
typedef struct ae_txd {
|
|
uint16_t len;
|
|
uint16_t vlan;
|
|
} __packed ae_txd_t;
|
|
|
|
/* Tx status descriptor format. */
|
|
typedef struct ae_txs {
|
|
uint16_t len;
|
|
uint16_t flags;
|
|
} __packed ae_txs_t;
|
|
|
|
/* Rx packet descriptor format. */
|
|
typedef struct ae_rxd {
|
|
uint16_t len;
|
|
uint16_t flags;
|
|
uint16_t vlan;
|
|
uint16_t __pad;
|
|
uint8_t data[1528];
|
|
} __packed ae_rxd_t;
|
|
|
|
/* Statistics. */
|
|
typedef struct ae_stats {
|
|
uint32_t rx_bcast;
|
|
uint32_t rx_mcast;
|
|
uint32_t rx_pause;
|
|
uint32_t rx_ctrl;
|
|
uint32_t rx_crcerr;
|
|
uint32_t rx_codeerr;
|
|
uint32_t rx_runt;
|
|
uint32_t rx_frag;
|
|
uint32_t rx_trunc;
|
|
uint32_t rx_align;
|
|
uint32_t tx_bcast;
|
|
uint32_t tx_mcast;
|
|
uint32_t tx_pause;
|
|
uint32_t tx_ctrl;
|
|
uint32_t tx_defer;
|
|
uint32_t tx_excdefer;
|
|
uint32_t tx_singlecol;
|
|
uint32_t tx_multicol;
|
|
uint32_t tx_latecol;
|
|
uint32_t tx_abortcol;
|
|
uint32_t tx_underrun;
|
|
} ae_stats_t;
|
|
|
|
/* Software state structure. */
|
|
typedef struct ae_softc {
|
|
struct ifnet *ifp;
|
|
device_t dev;
|
|
device_t miibus;
|
|
struct resource *mem[1];
|
|
struct resource_spec *spec_mem;
|
|
struct resource *irq[1];
|
|
struct resource_spec *spec_irq;
|
|
void *intrhand;
|
|
|
|
struct mtx mtx;
|
|
|
|
uint8_t eaddr[ETHER_ADDR_LEN];
|
|
uint8_t flags;
|
|
int if_flags;
|
|
|
|
struct callout tick_ch;
|
|
|
|
/* Tasks. */
|
|
struct task int_task;
|
|
struct task link_task;
|
|
struct taskqueue *tq;
|
|
|
|
/* DMA tags. */
|
|
bus_dma_tag_t dma_parent_tag;
|
|
bus_dma_tag_t dma_rxd_tag;
|
|
bus_dma_tag_t dma_txd_tag;
|
|
bus_dma_tag_t dma_txs_tag;
|
|
bus_dmamap_t dma_rxd_map;
|
|
bus_dmamap_t dma_txd_map;
|
|
bus_dmamap_t dma_txs_map;
|
|
|
|
bus_addr_t dma_rxd_busaddr;
|
|
bus_addr_t dma_txd_busaddr;
|
|
bus_addr_t dma_txs_busaddr;
|
|
|
|
char *rxd_base_dma; /* Start of allocated area. */
|
|
ae_rxd_t *rxd_base; /* Start of RxD ring. */
|
|
char *txd_base; /* Start of TxD ring. */
|
|
ae_txs_t *txs_base; /* Start of TxS ring. */
|
|
|
|
/* Ring pointers. */
|
|
unsigned int rxd_cur;
|
|
unsigned int txd_cur;
|
|
unsigned int txs_cur;
|
|
unsigned int txs_ack;
|
|
unsigned int txd_ack;
|
|
|
|
int tx_inproc; /* Active Tx frames in ring. */
|
|
int wd_timer;
|
|
|
|
ae_stats_t stats;
|
|
} ae_softc_t;
|
|
|
|
#define AE_LOCK(_sc) mtx_lock(&(_sc)->mtx)
|
|
#define AE_UNLOCK(_sc) mtx_unlock(&(_sc)->mtx)
|
|
#define AE_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->mtx, MA_OWNED)
|
|
|
|
#define BUS_ADDR_LO(x) ((uint64_t) (x) & 0xFFFFFFFF)
|
|
#define BUS_ADDR_HI(x) ((uint64_t) (x) >> 32)
|
|
|
|
#define AE_FLAG_LINK 0x01 /* Has link. */
|
|
#define AE_FLAG_DETACH 0x02 /* Is detaching. */
|
|
#define AE_FLAG_TXAVAIL 0x04 /* Tx'es available. */
|
|
#define AE_FLAG_MSI 0x08 /* Using MSI. */
|
|
#define AE_FLAG_PMG 0x10 /* Supports PCI power management. */
|
|
|
|
#endif /* IF_AEVAR_H */
|