6dfd31d460
o Protect .h against multiple includes. o eliminate the pointers to the read/write routines. The bus_space_read routines can cope since we have the offset field. o Print a warning if the requested map address is > 16M and your chipset doesn't support the extended ExCA registers.
119 lines
4.8 KiB
C
119 lines
4.8 KiB
C
/* $FreeBSD$ */
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/*
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* Copyright (c) 2002 M Warner Losh. 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software may be derived from NetBSD i82365.c and other files with
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* the following copyright:
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*
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* Copyright (c) 1997 Marc Horowitz. 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 Marc Horowitz.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _SYS_DEV_EXCA_EXCAVAR_H
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#define _SYS_DEV_EXCA_EXCAVAR_H
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/*
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* Structure to manage the ExCA part of the chip.
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*/
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struct exca_softc;
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struct exca_softc
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{
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device_t dev;
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int memalloc;
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struct pccard_mem_handle mem[EXCA_MEM_WINS];
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int ioalloc;
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struct pccard_io_handle io[EXCA_IO_WINS];
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bus_space_tag_t bst;
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bus_space_handle_t bsh;
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uint32_t flags;
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#define EXCA_SOCKET_PRESENT 0x00000001
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#define EXCA_HAS_MEMREG_WIN 0x00000002
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uint32_t offset;
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};
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void exca_init(struct exca_softc *sc, device_t dev,
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bus_space_tag_t, bus_space_handle_t, uint32_t);
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int exca_io_map(struct exca_softc *sc, int width, struct resource *r);
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int exca_io_unmap_res(struct exca_softc *sc, struct resource *res);
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int exca_is_pcic(struct exca_softc *sc);
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int exca_mem_map(struct exca_softc *sc, int kind, struct resource *res);
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int exca_mem_set_flags(struct exca_softc *sc, struct resource *res,
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uint32_t flags);
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int exca_mem_set_offset(struct exca_softc *sc, struct resource *res,
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uint32_t cardaddr, uint32_t *deltap);
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int exca_mem_unmap_res(struct exca_softc *sc, struct resource *res);
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int exca_probe_slots(device_t dev, struct exca_softc *);
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void exca_reset(struct exca_softc *, device_t child);
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static __inline uint8_t
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exca_read(struct exca_softc *sc, int reg)
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{
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return (bus_space_read_1(sc->bst, sc->bsh, sc->offset + reg));
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}
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static __inline void
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exca_write(struct exca_softc *sc, int reg, uint8_t val)
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{
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return (bus_space_write_1(sc->bst, sc->bsh, sc->offset + reg, val));
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}
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static __inline void
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exca_setb(struct exca_softc *sc, int reg, uint8_t mask)
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{
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exca_write(sc, reg, exca_read(sc, reg) | mask);
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}
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static __inline void
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exca_clrb(struct exca_softc *sc, int reg, uint8_t mask)
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{
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exca_write(sc, reg, exca_read(sc, reg) & ~mask);
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}
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#endif /* !_SYS_DEV_EXCA_EXCAVAR_H */
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