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6bfa8a2ef2
This abstracts out all the differences I could see between the netbsd sparc64 and macppc zs drivers. In particular the offsets of the csr and data registers are different, so we use a separate bus handle for each and use bus_space_subregion to add the bus specific offsets. Requested by: benno
78 lines
2.3 KiB
C
78 lines
2.3 KiB
C
/*-
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* Copyright (c) 2003 Jake Burkholder.
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* 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 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 THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _DEV_ZS_ZSVAR_H_
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#define _DEV_ZS_ZSVAR_H_
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struct zs_softc {
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device_t sc_dev;
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bus_space_tag_t sc_bt;
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bus_space_handle_t sc_bh;
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struct zstty_softc *sc_child[ZS_NCHAN];
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void *sc_softih;
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};
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struct zstty_softc {
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device_t sc_dev;
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struct zs_softc *sc_parent;
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bus_space_tag_t sc_bt;
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bus_space_handle_t sc_csr;
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bus_space_handle_t sc_data;
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dev_t sc_si;
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struct tty *sc_tty;
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int sc_icnt;
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uint8_t *sc_iput;
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uint8_t *sc_iget;
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int sc_ocnt;
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uint8_t *sc_oget;
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int sc_brg_clk;
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int sc_alt_break_state;
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struct mtx sc_mtx;
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uint8_t sc_console;
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uint8_t sc_tx_busy;
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uint8_t sc_tx_done;
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uint8_t sc_preg_held;
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uint8_t sc_creg[16];
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uint8_t sc_preg[16];
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uint8_t sc_ibuf[CBLOCK];
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uint8_t sc_obuf[CBLOCK];
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};
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int zs_attach(device_t dev);
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int zs_probe(device_t dev);
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void zs_intr(void *v);
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int zstty_attach(device_t dev);
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int zstty_probe(device_t dev);
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int zstty_console(device_t dev, char *mode, int len);
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void zstty_set_speed(struct zstty_softc *sc, int ospeed);
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#endif
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