| 1 | /* $ZEL: sis1100_tmp_write.c,v 1.3 2004/05/27 23:23:28 wuestner Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Copyright (c) 2003-2004
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| 5 | * Peter Wuestner. All rights reserved.
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| 6 | *
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| 7 | * Redistribution and use in source and binary forms, with or without
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| 8 | * modification, are permitted provided that the following conditions
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| 9 | * are met:
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| 10 | * 1. Redistributions of source code must retain the above copyright
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| 11 | * notice, this list of conditions, and the following disclaimer.
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| 12 | * 2. Redistributions in binary form must reproduce the above copyright
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| 13 | * notice, this list of conditions and the following disclaimer in the
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| 14 | * documentation and/or other materials provided with the distribution.
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| 15 | *
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| 16 | * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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| 17 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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| 20 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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| 21 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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| 22 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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| 23 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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| 24 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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| 25 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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| 26 | * SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | #include "sis1100_sc.h"
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| 30 |
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| 31 | int
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| 32 | sis1100_tmp_write(struct sis1100_softc* sc,
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| 33 | u_int32_t addr, int32_t am, int size, int space, u_int32_t data)
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| 34 | {
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| 35 | u_int32_t be;
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| 36 | u_int32_t error;
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| 37 | u_int32_t head;
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| 38 |
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| 39 | data=(data&(0xffffffffU>>((4-size)<<3)))<<((addr&3)<<3);
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| 40 |
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| 41 | be=((0x00f00000<<size)&0x0f000000)<<(addr&3);
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| 42 |
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| 43 | head=0x00000402|(space&0x3f)<<16|be;
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| 44 |
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| 45 | SEM_LOCK(sc->sem_hw);
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| 46 | if (am>=0) {
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| 47 | head|=0x800;
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| 48 | sis1100writereg(sc, t_am, am);
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| 49 | }
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| 50 | sis1100writereg(sc, t_hdr, head);
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| 51 | wmb_reg();
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| 52 | sis1100writereg(sc, t_dal, data);
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| 53 | wmb_reg();
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| 54 | sis1100writereg(sc, t_adl, addr);
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| 55 | mb_reg();
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| 56 | do {
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| 57 | error=sis1100readreg(sc, prot_error);
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| 58 | } while (error==0x005);
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| 59 | SEM_UNLOCK(sc->sem_hw);
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| 60 |
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| 61 | return error;
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| 62 | }
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| 63 |
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| 64 | int
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| 65 | sis1100_tmp_camacwrite(struct sis1100_softc* sc, u_int32_t addr, u_int32_t data)
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| 66 | {
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| 67 | u_int32_t error;
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| 68 | u_int32_t head;
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| 69 |
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| 70 | head=0x0f010402; /* be=0xf space=1 write=1 start_with_addr */
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| 71 |
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| 72 | SEM_LOCK(sc->sem_hw);
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| 73 | sis1100writereg(sc, t_hdr, head);
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| 74 | wmb_reg();
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| 75 | sis1100writereg(sc, t_dal, data);
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| 76 | wmb_reg();
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| 77 | sis1100writereg(sc, t_adl, addr);
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| 78 | mb_reg();
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| 79 | do {
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| 80 | error=sis1100readreg(sc, prot_error);
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| 81 | } while (error==0x005);
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| 82 | SEM_UNLOCK(sc->sem_hw);
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| 83 |
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| 84 | return error;
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| 85 | }
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| 86 |
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| 87 | int
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| 88 | sis1100_remote_reg_write(struct sis1100_softc* sc, u_int32_t offs,
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| 89 | u_int32_t data, int locked)
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| 90 | {
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| 91 | u_int32_t error;
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| 92 |
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| 93 | if (!locked) SEM_LOCK(sc->sem_hw);
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| 94 | plxwritelocal0(sc, offs+0x800, data);
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| 95 | mb_reg();
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| 96 | error=sis1100readreg(sc, prot_error);
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| 97 | if (!locked) SEM_UNLOCK(sc->sem_hw);
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| 98 |
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| 99 | return error;
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| 100 | }
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