NetBSD/sys/dev/ic/rtl81x9var.h

201 lines
6.2 KiB
C

/* $NetBSD: rtl81x9var.h,v 1.14 2004/12/25 17:24:01 jonathan Exp $ */
/*
* Copyright (c) 1997, 1998
* Bill Paul <wpaul@ctr.columbia.edu>. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Bill Paul.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY Bill Paul 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 Bill Paul OR THE VOICES IN HIS HEAD
* 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 Id: if_rlreg.h,v 1.9 1999/06/20 18:56:09 wpaul Exp
*/
#define RTK_ETHER_ALIGN 2
#define RTK_RXSTAT_LEN 4
struct rtk_type {
u_int16_t rtk_vid;
u_int16_t rtk_did;
int rtk_basetype;
const char *rtk_name;
};
struct rtk_hwrev {
uint32_t rtk_rev;
int rtk_type;
char *rtk_desc;
};
struct rtk_mii_frame {
u_int8_t mii_stdelim;
u_int8_t mii_opcode;
u_int8_t mii_phyaddr;
u_int8_t mii_regaddr;
u_int8_t mii_turnaround;
u_int16_t mii_data;
};
/*
* MII constants
*/
#define RTK_MII_STARTDELIM 0x01
#define RTK_MII_READOP 0x02
#define RTK_MII_WRITEOP 0x01
#define RTK_MII_TURNAROUND 0x02
#define RTK_8129 1
#define RTK_8139 2
#define RTK_8139CPLUS 3
#define RTK_8169 4
#define RTK_ISCPLUS(x) ((x)->rtk_type == RTK_8139CPLUS || \
(x)->rtk_type == RTK_8169)
/*
* The 8139C+ and 8160 gigE chips support descriptor-based TX
* and RX. In fact, they even support TCP large send. Descriptors
* must be allocated in contiguous blocks that are aligned on a
* 256-byte boundary. The rings can hold a maximum of 64 descriptors.
*/
struct rtk_list_data {
struct mbuf *rtk_tx_mbuf[RTK_TX_DESC_CNT];
struct mbuf *rtk_rx_mbuf[RTK_RX_DESC_CNT];
int rtk_tx_prodidx;
int rtk_rx_prodidx;
int rtk_tx_considx;
int rtk_tx_free;
bus_dmamap_t rtk_tx_dmamap[RTK_TX_DESC_CNT];
bus_dmamap_t rtk_rx_dmamap[RTK_RX_DESC_CNT];
bus_dmamap_t rtk_rx_list_map;
struct rtk_desc *rtk_rx_list;
bus_dma_segment_t rtk_rx_listseg;
bus_dmamap_t rtk_tx_list_map;
struct rtk_desc *rtk_tx_list;
bus_dma_segment_t rtk_tx_listseg;
};
struct rtk_tx_desc {
SIMPLEQ_ENTRY(rtk_tx_desc) txd_q;
struct mbuf *txd_mbuf;
bus_dmamap_t txd_dmamap;
bus_addr_t txd_txaddr;
bus_addr_t txd_txstat;
};
struct rtk_softc {
struct device sc_dev; /* generic device structures */
struct ethercom ethercom; /* interface info */
struct mii_data mii;
struct callout rtk_tick_ch; /* tick callout */
bus_space_handle_t rtk_bhandle; /* bus space handle */
bus_space_tag_t rtk_btag; /* bus space tag */
int rtk_type;
bus_dma_tag_t sc_dmat;
bus_dma_segment_t sc_dmaseg;
int sc_dmanseg;
bus_dmamap_t recv_dmamap;
caddr_t rtk_rx_buf;
struct rtk_tx_desc rtk_tx_descs[RTK_TX_LIST_CNT];
SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_free;
SIMPLEQ_HEAD(, rtk_tx_desc) rtk_tx_dirty;
struct rtk_list_data rtk_ldata;
struct mbuf *rtk_head;
struct mbuf *rtk_tail;
u_int32_t rtk_rxlenmask;
int rtk_testmode;
int sc_flags; /* misc flags */
int sc_txthresh; /* Early tx threshold */
int sc_rev; /* revision within rtk_type */
void *sc_sdhook; /* shutdown hook */
void *sc_powerhook; /* power management hook */
/* Power management hooks. */
int (*sc_enable) __P((struct rtk_softc *));
void (*sc_disable) __P((struct rtk_softc *));
void (*sc_power) __P((struct rtk_softc *, int));
};
#define RTK_ATTACHED 0x00000001 /* attach has succeeded */
#define RTK_ENABLED 0x00000002 /* chip is enabled */
#define RTK_IS_ENABLED(sc) ((sc)->sc_flags & RTK_ENABLED)
#define RTK_TX_THRESH(sc) (((sc)->sc_txthresh << 16) & 0x003F0000)
#define TXTH_256 8
#define TXTH_MAX 48
/*
* register space access macros
*/
#define CSR_WRITE_4(sc, reg, val) \
bus_space_write_4(sc->rtk_btag, sc->rtk_bhandle, reg, val)
#define CSR_WRITE_2(sc, reg, val) \
bus_space_write_2(sc->rtk_btag, sc->rtk_bhandle, reg, val)
#define CSR_WRITE_1(sc, reg, val) \
bus_space_write_1(sc->rtk_btag, sc->rtk_bhandle, reg, val)
#define CSR_WRITE_STREAM_4(sc, reg, val) \
bus_space_write_stream_4(sc->rtk_btag, sc->rtk_bhandle, reg, val)
#define CSR_READ_4(sc, reg) \
bus_space_read_4(sc->rtk_btag, sc->rtk_bhandle, reg)
#define CSR_READ_2(sc, reg) \
bus_space_read_2(sc->rtk_btag, sc->rtk_bhandle, reg)
#define CSR_READ_1(sc, reg) \
bus_space_read_1(sc->rtk_btag, sc->rtk_bhandle, reg)
#define RTK_TIMEOUT 1000
/*
* PCI low memory base and low I/O base register, and
* other PCI registers.
*/
#define RTK_PCI_LOIO 0x10
#define RTK_PCI_LOMEM 0x14
#define RTK_PSTATE_MASK 0x0003
#define RTK_PSTATE_D0 0x0000
#define RTK_PSTATE_D1 0x0002
#define RTK_PSTATE_D2 0x0002
#define RTK_PSTATE_D3 0x0003
#define RTK_PME_EN 0x0010
#define RTK_PME_STATUS 0x8000
#ifdef _KERNEL
u_int16_t rtk_read_eeprom __P((struct rtk_softc *, int, int));
void rtk_setmulti __P((struct rtk_softc *));
void rtk_attach __P((struct rtk_softc *));
int rtk_detach __P((struct rtk_softc *));
int rtk_activate __P((struct device *, enum devact));
int rtk_intr __P((void *));
#endif /* _KERNEL */