| 1 | /*
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| 2 | * Copyright (c) 2009 Martin Decky
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup genarch
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| 30 | * @{
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| 31 | */
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| 32 | /**
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| 33 | * @file
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| 34 | * @brief Dummy serial line output.
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| 35 | */
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| 36 |
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| 37 |
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| 38 | #include <genarch/drivers/dsrln/dsrlnout.h>
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| 39 | #include <console/chardev.h>
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| 40 | #include <arch/asm.h>
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| 41 | #include <console/console.h>
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| 42 | #include <sysinfo/sysinfo.h>
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| 43 | #include <string.h>
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| 44 |
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| 45 | static ioport8_t *dsrlnout_base;
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| 46 |
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| 47 | static void dsrlnout_putchar(outdev_t *dev __attribute__((unused)), const wchar_t ch, bool silent)
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| 48 | {
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| 49 | if (!silent) {
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| 50 | if (ascii_check(ch))
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| 51 | pio_write_8(dsrlnout_base, ch);
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| 52 | else
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| 53 | pio_write_8(dsrlnout_base, U_SPECIAL);
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| 54 | }
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| 55 | }
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| 56 |
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| 57 | static outdev_t dsrlnout_console;
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| 58 | static outdev_operations_t dsrlnout_ops = {
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| 59 | .write = dsrlnout_putchar
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| 60 | };
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| 61 |
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| 62 | void dsrlnout_init(ioport8_t *base)
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| 63 | {
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| 64 | /* Initialize the software structure. */
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| 65 | dsrlnout_base = base;
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| 66 |
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| 67 | outdev_initialize("dsrlnout", &dsrlnout_console, &dsrlnout_ops);
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| 68 | stdout = &dsrlnout_console;
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| 69 |
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| 70 | sysinfo_set_item_val("fb", NULL, true);
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| 71 | sysinfo_set_item_val("fb.kind", NULL, 3);
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| 72 | sysinfo_set_item_val("fb.address.physical", NULL, KA2PA(base));
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| 73 | }
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| 74 |
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| 75 | /** @}
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| 76 | */
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