| 1 | /*
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| 2 | * Copyright (C) 2005 Jakub Jermar
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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 sparc64
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| 30 | * @{
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| 31 | */
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| 32 | /** @file
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| 33 | */
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| 34 |
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| 35 | #include <arch/console.h>
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| 36 | #include <arch/types.h>
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| 37 | #include <typedefs.h>
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| 38 | #include <genarch/fb/fb.h>
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| 39 | #include <arch/drivers/fb.h>
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| 40 |
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| 41 | #include <arch/drivers/kbd.h>
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| 42 | #ifdef CONFIG_Z8530
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| 43 | #include <genarch/kbd/z8530.h>
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| 44 | #endif
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| 45 | #ifdef CONFIG_NS16550
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| 46 | #include <genarch/kbd/ns16550.h>
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| 47 | #endif
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| 48 |
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| 49 | #include <console/chardev.h>
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| 50 | #include <console/console.h>
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| 51 | #include <arch/asm.h>
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| 52 | #include <arch/register.h>
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| 53 | #include <proc/thread.h>
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| 54 | #include <arch/mm/tlb.h>
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| 55 | #include <arch/boot/boot.h>
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| 56 | #include <arch.h>
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| 57 |
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| 58 | #define KEYBOARD_POLL_PAUSE 50000 /* 50ms */
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| 59 |
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| 60 | /** Initialize kernel console to use framebuffer and keyboard directly. */
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| 61 | void standalone_sparc64_console_init(void)
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| 62 | {
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| 63 | stdin = NULL;
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| 64 |
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| 65 | fb_init(bootinfo.screen.addr, bootinfo.screen.width, bootinfo.screen.height,
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| 66 | bootinfo.screen.bpp, bootinfo.screen.scanline, true);
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| 67 |
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| 68 | #ifdef KBD_ADDR_OVRD
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| 69 | if (!bootinfo.keyboard.addr)
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| 70 | bootinfo.keyboard.addr = KBD_ADDR_OVRD;
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| 71 | #endif
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| 72 |
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| 73 | if (bootinfo.keyboard.addr)
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| 74 | kbd_init();
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| 75 | }
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| 76 |
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| 77 | /** Kernel thread for polling keyboard.
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| 78 | *
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| 79 | * @param arg Ignored.
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| 80 | */
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| 81 | void kkbdpoll(void *arg)
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| 82 | {
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| 83 | thread_detach(THREAD);
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| 84 |
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| 85 | if (!bootinfo.keyboard.addr)
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| 86 | return;
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| 87 |
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| 88 | while (1) {
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| 89 | #ifdef CONFIG_Z8530
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| 90 | return;
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| 91 | #endif
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| 92 | #ifdef CONFIG_NS16550
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| 93 | ns16550_poll();
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| 94 | #endif
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| 95 | thread_usleep(KEYBOARD_POLL_PAUSE);
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| 96 | }
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| 97 | }
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| 98 |
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| 99 | /** Acquire console back for kernel
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| 100 | *
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| 101 | */
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| 102 | void arch_grab_console(void)
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| 103 | {
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| 104 | #ifdef CONFIG_Z8530
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| 105 | z8530_grab();
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| 106 | #endif
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| 107 | }
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| 108 |
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| 109 | /** Return console to userspace
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| 110 | *
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| 111 | */
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| 112 | void arch_release_console(void)
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| 113 | {
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| 114 | #ifdef CONFIG_Z8530
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| 115 | z8530_release();
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| 116 | #endif
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| 117 | }
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| 118 |
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| 119 | /** @}
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| 120 | */
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