| 1 | /* $ZEL: sis5100rem_init.c,v 1.2 2004/05/27 23:10:47 wuestner Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Copyright (c) 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 | static int
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| 32 | sis5100_dsp_present(struct sis1100_softc* sc)
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| 33 | {
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| 34 | u_int32_t dsp_sc;
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| 35 | int res;
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| 36 |
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| 37 | res=sis5100readremreg(sc, dsp_sc, &dsp_sc, 0);
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| 38 | if (res) {
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| 39 | pINFO(sc, "5100: read dsp_sc: error=0x%x", res);
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| 40 | return 0;
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| 41 | }
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| 42 | return !!(dsp_sc&sis5100_dsp_available);
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| 43 | }
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| 44 |
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| 45 | int
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| 46 | sis5100rem_init(struct sis1100_softc* sc)
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| 47 | {
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| 48 | #define MIN_FV 1
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| 49 | #define MAX_FV 1
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| 50 | u_int32_t hv, fk, fv;
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| 51 |
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| 52 | hv=(sc->remote_ident>>8)&0xff;
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| 53 | fk=(sc->remote_ident>>16)&0xff;
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| 54 | fv=(sc->remote_ident>>24)&0xff;
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| 55 |
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| 56 | switch (sc->remote_ident&0x00ffff00) {
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| 57 | case 0x00010100:
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| 58 | if (fv<MIN_FV) {
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| 59 | pERROR(sc, "5100: remote firmware version too old;"
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| 60 | " at least version %d is required.",
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| 61 | MIN_FV);
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| 62 | return -1;
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| 63 | }
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| 64 | if (fv>MAX_FV) {
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| 65 | pINFO(sc, "5100: Driver not tested with"
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| 66 | " remote firmware versions greater than %d.",
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| 67 | MAX_FV);
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| 68 | }
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| 69 | break;
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| 70 | default:
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| 71 | pERROR(sc, "5100: remote hw/fw type not supported");
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| 72 | return -1;
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| 73 | }
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| 74 |
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| 75 | #if 0
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| 76 | if (sis1100_init_sdram(sc)<0)
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| 77 | return -1;
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| 78 | pINFO(sc, "5100: size of SDRAM: 0x%llx (%lld MByte)",
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| 79 | sc->ram_size, sc->ram_size>>20);
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| 80 | #else
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| 81 | sc->ram_size=0;
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| 82 | #endif
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| 83 |
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| 84 | sc->dsp_present=sis5100_dsp_present(sc);
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| 85 | pINFO(sc, "5100: DSP is %spresent", sc->dsp_present?"":"not ");
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| 86 |
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| 87 | {
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| 88 | u_int32_t error, data;
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| 89 |
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| 90 | error=sis5100readremreg(sc, ident, &data, 0);
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| 91 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "ident", data, error);
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| 92 |
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| 93 | error=sis5100readremreg(sc, optical_sr, &data, 0);
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| 94 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "optical_sr", data, error);
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| 95 |
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| 96 | error=sis5100readremreg(sc, optical_cr, &data, 0);
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| 97 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "optical_cr", data, error);
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| 98 |
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| 99 | error=sis5100readremreg(sc, in_out, &data, 0);
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| 100 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "in_out", data, error);
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| 101 |
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| 102 | error=sis5100readremreg(sc, in_latch_irq, &data, 0);
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| 103 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "in_latch_irq", data, error);
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| 104 |
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| 105 | error=sis5100readremreg(sc, camac_sc, &data, 0);
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| 106 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "camac_sc", data, error);
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| 107 |
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| 108 | error=sis5100readremreg(sc, camac_irq_sc, &data, 0);
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| 109 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "camac_irq_sc", data, error);
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| 110 |
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| 111 | error=sis5100readremreg(sc, lam_enable, &data, 0);
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| 112 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "lam_enable", data, error);
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| 113 |
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| 114 | error=sis5100readremreg(sc, multistation, &data, 0);
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| 115 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "multistation", data, error);
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| 116 |
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| 117 | error=sis5100readremreg(sc, dma_write_counter, &data, 0);
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| 118 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "dma_write_counter", data, error);
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| 119 |
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| 120 | error=sis5100readremreg(sc, dsp_sc, &data, 0);
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| 121 | pINFO(sc, "5100: %s: val=0x%08x, error=0x%x", "dsp_sc", data, error);
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| 122 | }
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| 123 |
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| 124 | return 0;
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| 125 | }
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