mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-12 09:58:36 +00:00
9fa6ccfb5e
an override as a loader settable variable (fxp_iomap). fxp_iomap is a bitmap of fxp units that should be configured to use PCI I/O space in stead of PCI Memory space. Reviewed by: Kees Jan Koster <dutchman@tccn.cs.kun.nl>, dg@freebsd.org
91 lines
4.0 KiB
C
91 lines
4.0 KiB
C
/*
|
|
* Copyright (c) 1995, David Greenman
|
|
* 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 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.
|
|
*
|
|
* $FreeBSD$
|
|
*/
|
|
|
|
/*
|
|
* Misc. defintions for the Intel EtherExpress Pro/100B PCI Fast
|
|
* Ethernet driver
|
|
*/
|
|
/*
|
|
* NOTE: Elements are ordered for optimal cacheline behavior, and NOT
|
|
* for functional grouping.
|
|
*/
|
|
struct fxp_softc {
|
|
struct arpcom arpcom; /* per-interface network data */
|
|
struct resource *mem; /* resource descriptor for registers */
|
|
int rtp; /* register resource type */
|
|
int rgd; /* register descriptor in use */
|
|
struct resource *irq; /* resource descriptor for interrupt */
|
|
void *ih; /* interrupt handler cookie */
|
|
struct mtx sc_mtx;
|
|
bus_space_tag_t sc_st; /* bus space tag */
|
|
bus_space_handle_t sc_sh; /* bus space handle */
|
|
struct mbuf *rfa_headm; /* first mbuf in receive frame area */
|
|
struct mbuf *rfa_tailm; /* last mbuf in receive frame area */
|
|
struct fxp_cb_tx *cbl_first; /* first active TxCB in list */
|
|
int tx_queued; /* # of active TxCB's */
|
|
int need_mcsetup; /* multicast filter needs programming */
|
|
struct fxp_cb_tx *cbl_last; /* last active TxCB in list */
|
|
struct fxp_stats *fxp_stats; /* Pointer to interface stats */
|
|
int rx_idle_secs; /* # of seconds RX has been idle */
|
|
struct callout_handle stat_ch; /* Handle for canceling our stat timeout */
|
|
struct fxp_cb_tx *cbl_base; /* base of TxCB list */
|
|
struct fxp_cb_mcs *mcsp; /* Pointer to mcast setup descriptor */
|
|
int all_mcasts; /* receive all multicasts */
|
|
struct ifmedia sc_media; /* media information */
|
|
int phy_primary_addr; /* address of primary PHY */
|
|
int phy_primary_device; /* device type of primary PHY */
|
|
int phy_10Mbps_only; /* PHY is 10Mbps-only device */
|
|
int eeprom_size; /* size of serial EEPROM */
|
|
int suspended; /* 0 = normal 1 = suspended (APM) */
|
|
u_int32_t saved_maps[5]; /* pci data */
|
|
u_int32_t saved_biosaddr;
|
|
u_int8_t saved_intline;
|
|
u_int8_t saved_cachelnsz;
|
|
u_int8_t saved_lattimer;
|
|
};
|
|
|
|
/* Macros to ease CSR access. */
|
|
#define CSR_READ_1(sc, reg) \
|
|
bus_space_read_1((sc)->sc_st, (sc)->sc_sh, (reg))
|
|
#define CSR_READ_2(sc, reg) \
|
|
bus_space_read_2((sc)->sc_st, (sc)->sc_sh, (reg))
|
|
#define CSR_READ_4(sc, reg) \
|
|
bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg))
|
|
#define CSR_WRITE_1(sc, reg, val) \
|
|
bus_space_write_1((sc)->sc_st, (sc)->sc_sh, (reg), (val))
|
|
#define CSR_WRITE_2(sc, reg, val) \
|
|
bus_space_write_2((sc)->sc_st, (sc)->sc_sh, (reg), (val))
|
|
#define CSR_WRITE_4(sc, reg, val) \
|
|
bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val))
|
|
|
|
#define sc_if arpcom.ac_if
|
|
#define FXP_UNIT(_sc) (_sc)->arpcom.ac_if.if_unit
|
|
#define FXP_LOCK(_sc) mtx_enter(&(_sc)->sc_mtx, MTX_DEF)
|
|
#define FXP_UNLOCK(_sc) mtx_exit(&(_sc)->sc_mtx, MTX_DEF)
|