311479928a
transmit jobs. The previous logic occasionally, under heavy load, would attempt to sync and unload DMA maps that weren't currently in use, and also occasionally leaked mbufs under heavy load. Yay, NFS now works pretty well on my Dreamcast.
149 lines
4.7 KiB
C
149 lines
4.7 KiB
C
/* $NetBSD: rtl81x9var.h,v 1.9 2001/02/02 04:34:19 thorpej Exp $ */
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/*
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* Copyright (c) 1997, 1998
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* Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Bill Paul.
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* 4. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*
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* FreeBSD Id: if_rlreg.h,v 1.9 1999/06/20 18:56:09 wpaul Exp
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*/
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#define RTK_ETHER_ALIGN 2
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#define RTK_RXSTAT_LEN 4
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struct rtk_type {
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u_int16_t rtk_vid;
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u_int16_t rtk_did;
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const char *rtk_name;
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int rtk_type;
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};
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struct rtk_mii_frame {
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u_int8_t mii_stdelim;
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u_int8_t mii_opcode;
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u_int8_t mii_phyaddr;
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u_int8_t mii_regaddr;
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u_int8_t mii_turnaround;
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u_int16_t mii_data;
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};
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/*
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* MII constants
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*/
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#define RTK_MII_STARTDELIM 0x01
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#define RTK_MII_READOP 0x02
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#define RTK_MII_WRITEOP 0x01
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#define RTK_MII_TURNAROUND 0x02
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#define RTK_8129 1
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#define RTK_8139 2
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struct rtk_tx_desc {
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SIMPLEQ_ENTRY(rtk_tx_desc) txd_q;
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struct mbuf *txd_mbuf;
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bus_dmamap_t txd_dmamap;
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bus_addr_t txd_txaddr;
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bus_addr_t txd_txstat;
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};
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struct rtk_softc {
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struct device sc_dev; /* generic device structures */
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struct ethercom ethercom; /* interface info */
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struct mii_data mii;
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struct callout rtk_tick_ch; /* tick callout */
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bus_space_handle_t rtk_bhandle; /* bus space handle */
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bus_space_tag_t rtk_btag; /* bus space tag */
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int rtk_type;
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bus_dma_tag_t sc_dmat;
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bus_dma_segment_t sc_dmaseg;
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int sc_dmanseg;
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bus_dmamap_t recv_dmamap;
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caddr_t rtk_rx_buf;
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struct rtk_tx_desc rtk_tx_descs[RTK_TX_LIST_CNT];
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SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_free;
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SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_dirty;
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int sc_flags; /* misc flags */
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void *sc_sdhook; /* shutdown hook */
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void *sc_powerhook; /* power management hook */
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/* Power management hooks. */
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int (*sc_enable) __P((struct rtk_softc *));
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void (*sc_disable) __P((struct rtk_softc *));
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void (*sc_power) __P((struct rtk_softc *, int));
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};
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#define RTK_ATTACHED 0x00000001 /* attach has succeeded */
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#define RTK_ENABLED 0x00000002 /* chip is enabled */
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#define RTK_IS_ENABLED(sc) ((sc)->sc_flags & RTK_ENABLED)
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/*
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* register space access macros
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*/
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#define CSR_WRITE_4(sc, reg, val) \
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bus_space_write_4(sc->rtk_btag, sc->rtk_bhandle, reg, val)
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#define CSR_WRITE_2(sc, reg, val) \
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bus_space_write_2(sc->rtk_btag, sc->rtk_bhandle, reg, val)
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#define CSR_WRITE_1(sc, reg, val) \
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bus_space_write_1(sc->rtk_btag, sc->rtk_bhandle, reg, val)
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#define CSR_READ_4(sc, reg) \
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bus_space_read_4(sc->rtk_btag, sc->rtk_bhandle, reg)
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#define CSR_READ_2(sc, reg) \
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bus_space_read_2(sc->rtk_btag, sc->rtk_bhandle, reg)
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#define CSR_READ_1(sc, reg) \
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bus_space_read_1(sc->rtk_btag, sc->rtk_bhandle, reg)
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#define RTK_TIMEOUT 1000
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/*
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* PCI low memory base and low I/O base register, and
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* other PCI registers.
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*/
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#define RTK_PCI_LOIO 0x10
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#define RTK_PCI_LOMEM 0x14
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#define RTK_PSTATE_MASK 0x0003
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#define RTK_PSTATE_D0 0x0000
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#define RTK_PSTATE_D1 0x0002
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#define RTK_PSTATE_D2 0x0002
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#define RTK_PSTATE_D3 0x0003
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#define RTK_PME_EN 0x0010
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#define RTK_PME_STATUS 0x8000
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#ifdef _KERNEL
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void rtk_attach __P((struct rtk_softc *));
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int rtk_detach __P((struct rtk_softc *));
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int rtk_activate __P((struct device *, enum devact));
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int rtk_intr __P((void *));
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#endif /* _KERNEL */
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