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| 1 | /* |
1 | /* |
| 2 | * Copyright (C) 2005 Jakub Jermar |
2 | * Copyright (C) 2005 Jakub Jermar |
| 3 | * All rights reserved. |
3 | * All rights reserved. |
| 4 | * |
4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
7 | * are met: |
| 8 | * |
8 | * |
| 9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
13 | * documentation and/or other materials provided with the distribution. |
| 14 | * - The name of the author may not be used to endorse or promote products |
14 | * - The name of the author may not be used to endorse or promote products |
| 15 | * derived from this software without specific prior written permission. |
15 | * derived from this software without specific prior written permission. |
| 16 | * |
16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
27 | */ |
| 28 | 28 | ||
| 29 | #include <arch/console.h> |
29 | #include <arch/console.h> |
| 30 | #include <genarch/ofw/ofw.h> |
30 | #include <genarch/ofw/ofw.h> |
| 31 | #include <console/chardev.h> |
31 | #include <console/chardev.h> |
| 32 | #include <console/console.h> |
32 | #include <console/console.h> |
| - | 33 | #include <arch/asm.h> |
|
| - | 34 | #include <arch/register.h> |
|
| 33 | 35 | ||
| 34 | static void ofw_sparc64_putchar(chardev_t *d, const char ch); |
36 | static void ofw_sparc64_putchar(chardev_t *d, const char ch); |
| 35 | 37 | ||
| 36 | static chardev_t ofw_sparc64_console; |
38 | static chardev_t ofw_sparc64_console; |
| 37 | static chardev_operations_t ofw_sparc64_console_ops = { |
39 | static chardev_operations_t ofw_sparc64_console_ops = { |
| 38 | .write = ofw_sparc64_putchar |
40 | .write = ofw_sparc64_putchar |
| 39 | }; |
41 | }; |
| 40 | 42 | ||
| 41 | void ofw_sparc64_console_init(void) |
43 | void ofw_sparc64_console_init(void) |
| 42 | { |
44 | { |
| 43 | chardev_initialize("ofw_sparc64_console", &ofw_sparc64_console, &ofw_sparc64_console_ops); |
45 | chardev_initialize("ofw_sparc64_console", &ofw_sparc64_console, &ofw_sparc64_console_ops); |
| 44 | stdout = &ofw_sparc64_console; |
46 | stdout = &ofw_sparc64_console; |
| 45 | } |
47 | } |
| 46 | 48 | ||
| 47 | /** Print one character. |
49 | /** Print one character. |
| 48 | * |
50 | * |
| 49 | * @param ch Character to be printed. |
51 | * @param ch Character to be printed. |
| 50 | */ |
52 | */ |
| 51 | void ofw_sparc64_putchar(chardev_t *d, const char ch) |
53 | void ofw_sparc64_putchar(chardev_t *d, const char ch) |
| 52 | { |
54 | { |
| - | 55 | pstate_reg_t pstate; |
|
| - | 56 | ||
| - | 57 | /* |
|
| - | 58 | * 32-bit OpenFirmware depends on PSTATE.AM bit set. |
|
| - | 59 | */ |
|
| - | 60 | pstate.value = pstate_read(); |
|
| - | 61 | pstate.am = true; |
|
| - | 62 | pstate_write(pstate.value); |
|
| - | 63 | ||
| 53 | if (ch == '\n') |
64 | if (ch == '\n') |
| 54 | ofw_putchar('\r'); |
65 | ofw_putchar('\r'); |
| 55 | ofw_putchar(ch); |
66 | ofw_putchar(ch); |
| - | 67 | ||
| - | 68 | pstate.am = false; |
|
| - | 69 | pstate_write(pstate.value); |
|
| 56 | } |
70 | } |
| 57 | 71 | ||