/* $NetBSD: cs89x0var.h,v 1.17 2015/04/13 16:33:24 riastradh Exp $ */ /* * Copyright 1997 * Digital Equipment Corporation. All rights reserved. * * This software is furnished under license and may be used and * copied only in accordance with the following terms and conditions. * Subject to these conditions, you may download, copy, install, * use, modify and distribute this software in source and/or binary * form. No title or ownership is transferred hereby. * * 1) Any source code used, modified or distributed must reproduce * and retain this copyright notice and list of conditions as * they appear in the source file. * * 2) No right is granted to use any trade name, trademark, or logo of * Digital Equipment Corporation. Neither the "Digital Equipment * Corporation" name nor any trademark or logo of Digital Equipment * Corporation may be used to endorse or promote products derived * from this software without the prior written permission of * Digital Equipment Corporation. * * 3) This software is provided "AS-IS" and any express or implied * warranties, including but not limited to, any implied warranties * of merchantability, fitness for a particular purpose, or * non-infringement are disclaimed. In no event shall DIGITAL be * liable for any damages whatsoever, and in particular, DIGITAL * shall not be liable for special, indirect, consequential, or * incidental damages or damages for lost profits, loss of * revenue or loss of use, whether such damages arise in contract, * negligence, tort, under statute, in equity, at law or otherwise, * even if advised of the possibility of such damage. */ /* **++ ** FACILITY Crystal CS8900 Ethernet driver header file ** ** ABSTRACT ** ** This module provides CS8900 driver softc and related definitions ** ** AUTHORS ** ** Peter Dettori SEA - Software Engineering. ** ** CREATION DATE: ** ** 13-Feb-1997. ** ** MODIFICATION HISTORY: ** **-- */ #ifndef _DEV_IC_CS89X0VAR_H_ #define _DEV_IC_CS89X0VAR_H_ #include /* * Ethernet software status per interface. * * Each interface is referenced by a network interface structure, * arpcom.ac_if, which the routing code uses to locate the interface. * This structure contains the output queue for the interface, * its address, ... */ struct cs_softc { device_t sc_dev; /* base device glue */ struct ethercom sc_ethercom; /* Ethernet common */ struct ifmedia sc_media; /* media control structures */ void *sc_ih; /* interrupt handler */ bus_space_tag_t sc_iot; /* bus space tag for IO */ bus_space_tag_t sc_memt; /* bus space tag for memory mode */ bus_space_handle_t sc_ioh; /* bus space handles */ bus_space_handle_t sc_memh; #if 0 isa_chipset_tag_t sc_ic; /* ISA chipset */ #endif int sc_irq; /* IRQ line */ int sc_prodid; /* saved product ID */ int sc_prodrev; /* saved product rev */ bus_addr_t sc_pktpgaddr; /* PacketPage bus memory address */ int sc_cfgflags; /* software configuration flags */ int sc_memorymode; /* are we in memory mode? */ int sc_txbusy; /* transmit in progress */ int sc_resetting; /* reset in progress */ int sc_xe_ent; /* current early-xmit table entry */ int sc_xe_togo; /* # of packets to go at this ent */ int sc_carrier; /* has carrier */ u_int8_t sc_enaddr[ETHER_ADDR_LEN]; /* MAC address */ int eeprom_size; /* how large is the eeprom (in bytes) */ u_int16_t *eeprom_data; /* copy of the eeprom data */ krndsource_t rnd_source; /* random source */ /* power management */ int (*sc_enable)(struct cs_softc *); void (*sc_disable)(struct cs_softc *); /* DMA hooks */ void (*sc_dma_process_rx)(struct cs_softc *); void (*sc_dma_chipinit)(struct cs_softc *); void (*sc_dma_attach)(struct cs_softc *); /* register access hooks */ u_int8_t (*sc_io_read_1)(struct cs_softc *, bus_size_t); u_int16_t (*sc_io_read_2)(struct cs_softc *, bus_size_t); void (*sc_io_read_multi_2)(struct cs_softc *, bus_size_t, u_int16_t *, bus_size_t); void (*sc_io_write_2)(struct cs_softc *, bus_size_t, u_int16_t); void (*sc_io_write_multi_2)(struct cs_softc *, bus_size_t, const u_int16_t *, bus_size_t); u_int16_t (*sc_mem_read_2)(struct cs_softc *, bus_size_t); void (*sc_mem_write_2)(struct cs_softc *, bus_size_t, u_int16_t); void (*sc_mem_write_region_2)(struct cs_softc *, bus_size_t, const u_int16_t *, bus_size_t); }; #define IO_READ_1(sc, a) \ (sc)->sc_io_read_1 ? \ (sc)->sc_io_read_1((sc), (a)) : \ bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (a)) #define IO_READ_2(sc, a) \ (sc)->sc_io_read_2 ? \ (sc)->sc_io_read_2((sc), (a)) : \ bus_space_read_2((sc)->sc_iot, (sc)->sc_ioh, (a)) #define IO_READ_MULTI_2(sc, a, b, c) \ if ((sc)->sc_io_read_multi_2) \ (sc)->sc_io_read_multi_2((sc), (a), (b), (c)); else \ bus_space_read_multi_2((sc)->sc_iot, (sc)->sc_ioh, (a), (b), (c)) #define IO_WRITE_2(sc, a, d) \ if ((sc)->sc_io_write_2) \ (sc)->sc_io_write_2((sc), (a), (d)); else \ bus_space_write_2((sc)->sc_iot, (sc)->sc_ioh, (a), (d)) #define IO_WRITE_MULTI_2(sc, a, d, c) \ if ((sc)->sc_io_write_multi_2) \ (sc)->sc_io_write_multi_2((sc), (a), (d), (c)); else \ bus_space_write_multi_2((sc)->sc_iot, (sc)->sc_ioh, (a), (d), (c)) #define MEM_READ_2(sc, a) \ (sc)->sc_mem_read_2 ? \ (sc)->sc_mem_read_2((sc), (a)) : \ bus_space_read_2((sc)->sc_memt, (sc)->sc_memh, (a)) #define MEM_WRITE_2(sc, a, d) \ if ((sc)->sc_mem_write_2) \ (sc)->sc_mem_write_2((sc), (a), (d)); else \ bus_space_write_2((sc)->sc_memt, (sc)->sc_memh, (a), (d)) #define MEM_WRITE_REGION_2(sc, a, d, c) \ if ((sc)->sc_mem_write_region_2) \ (sc)->sc_mem_write_region_2((sc), (a), (d), (c)); else \ bus_space_write_region_2((sc)->sc_memt, (sc)->sc_memh, (a), (d), (c)) /* Config Flags in cs_softc */ #define CFGFLG_MEM_MODE 0x0001 #define CFGFLG_USE_SA 0x0002 #define CFGFLG_IOCHRDY 0x0004 #define CFGFLG_DCDC_POL 0x0008 #define CFGFLG_DMA_MODE 0x0020 #define CFGFLG_ATTACHED 0x0040 /* XXX should not be here? */ #define CFGFLG_CARDBUS_HACK 0x0080 #define CFGFLG_ENABLED 0x0100 /* XXX should not be here? */ #define CFGFLG_PARSE_EEPROM 0x0200 #define CFGFLG_NOT_EEPROM 0x8000 /* * Inlines for reading/writing the packet page area. */ static __inline u_int16_t _cs_read_port(struct cs_softc *, int); static __inline u_int16_t _cs_read_port(struct cs_softc *sc, int off) { u_int16_t result; if (sc->sc_cfgflags & CFGFLG_CARDBUS_HACK) { /* * hack for EtherJet PCMCIA and cardbus (obtained from freebsd) * * EtherJet PCMCIA don't work with cardbus bridges * (at least TI1250) without this hack. */ result = (IO_READ_1(sc, off) & 0xff); result |= ((IO_READ_1(sc, off+1) & 0xff) << 8); } else { result = IO_READ_2(sc, off); } return result; } static __inline u_int16_t _CS_READ_PACKET_PAGE_IO(struct cs_softc *, int); static __inline u_int16_t _CS_READ_PACKET_PAGE_IO(struct cs_softc *sc, int offset) { IO_WRITE_2(sc, PORT_PKTPG_PTR, offset); return (_cs_read_port(sc, PORT_PKTPG_DATA)); } static __inline u_int16_t CS_READ_PACKET_PAGE_IO(struct cs_softc *, int); static __inline u_int16_t CS_READ_PACKET_PAGE_IO(struct cs_softc *sc, int offset) { IO_WRITE_2(sc, PORT_PKTPG_PTR, offset); return (IO_READ_2(sc, PORT_PKTPG_DATA)); } #define CS_READ_PACKET_PAGE_MEM(sc, offset) \ MEM_READ_2((sc), (offset)) #define CS_READ_PACKET_PAGE(sc, offset) \ ((sc)->sc_memorymode ? CS_READ_PACKET_PAGE_MEM((sc), (offset)) :\ _CS_READ_PACKET_PAGE_IO((sc), (offset))) #define CS_WRITE_PACKET_PAGE_IO(sc, offset, val) \ do { \ IO_WRITE_2((sc), PORT_PKTPG_PTR, (offset)); \ IO_WRITE_2((sc), PORT_PKTPG_DATA, (val)); \ } while (0) #define CS_WRITE_PACKET_PAGE_MEM(sc, offset, val) \ MEM_WRITE_2((sc), (offset), (val)) #define CS_WRITE_PACKET_PAGE(sc, offset, val) \ do { \ if ((sc)->sc_memorymode) \ CS_WRITE_PACKET_PAGE_MEM((sc), (offset), (val)); \ else \ CS_WRITE_PACKET_PAGE_IO((sc), (offset), (val)); \ } while (0) #define CS_READ_PORT(sc, off)\ IO_READ_2((sc), (off)) #define CS_WRITE_PORT(sc, off, val)\ IO_WRITE_2((sc), (off), (val)) /* Return Status */ #define CS_ERROR -1 #define CS_OK 1 /* Media Type in cs_softc */ #define MEDIA_AUI 0x0001 #define MEDIA_10BASE2 0x0002 #define MEDIA_10BASET 0x0003 /* Miscellaneous definitions */ #define MAXLOOP 0x8888 int cs_attach(struct cs_softc *, u_int8_t *, int *, int, int); int cs_detach(struct cs_softc *); int cs_verify_eeprom(struct cs_softc *); int cs_read_eeprom(struct cs_softc *, int, u_int16_t *); int cs_intr(void *); int cs_activate(device_t, enum devact); void cs_ether_input(struct cs_softc *, struct mbuf *); void cs_print_rx_errors(struct cs_softc *, u_int16_t); int cs_init(struct ifnet *); #define CS_IS_ENABLED(sc) ((sc)->sc_cfgflags & CFGFLG_ENABLED) #endif /* _DEV_IC_CS89X0VAR_H_ */