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  1. /*
  2.  * Copyright (C) 2005 Jakub Jermar
  3.  * All rights reserved.
  4.  *
  5.  * Redistribution and use in source and binary forms, with or without
  6.  * modification, are permitted provided that the following conditions
  7.  * are met:
  8.  *
  9.  * - Redistributions of source code must retain the above copyright
  10.  *   notice, this list of conditions and the following disclaimer.
  11.  * - Redistributions in binary form must reproduce the above copyright
  12.  *   notice, this list of conditions and the following disclaimer in the
  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
  15.  *   derived from this software without specific prior written permission.
  16.  *
  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
  19.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  21.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  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
  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
  26.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  27.  */
  28.  
  29. /** @addtogroup sparc64
  30.  * @{
  31.  */
  32. /** @file
  33.  */
  34.  
  35. #include <arch/console.h>
  36. #include <arch/types.h>
  37. #include <typedefs.h>
  38. #include <genarch/fb/fb.h>
  39. #include <arch/drivers/fb.h>
  40. #include <arch/drivers/i8042.h>
  41. #include <genarch/i8042/i8042.h>
  42. #include <genarch/ofw/ofw.h>
  43. #include <console/chardev.h>
  44. #include <console/console.h>
  45. #include <arch/asm.h>
  46. #include <arch/register.h>
  47. #include <proc/thread.h>
  48. #include <synch/mutex.h>
  49. #include <arch/mm/tlb.h>
  50.  
  51. #define KEYBOARD_POLL_PAUSE 50000   /* 50ms */
  52.  
  53. static void ofw_sparc64_putchar(chardev_t *d, const char ch);
  54.  
  55. static volatile int ofw_console_active;
  56.  
  57. static chardev_t ofw_sparc64_console;
  58. static chardev_operations_t ofw_sparc64_console_ops = {
  59.     .write = ofw_sparc64_putchar,
  60. };
  61.  
  62. /** Initialize kernel console to use OpenFirmware services. */
  63. void ofw_sparc64_console_init(void)
  64. {
  65.     chardev_initialize("ofw_sparc64_console", &ofw_sparc64_console, &ofw_sparc64_console_ops);
  66.     stdin = NULL;
  67.     stdout = &ofw_sparc64_console;
  68.     ofw_console_active = 1;
  69. }
  70.  
  71. /** Initialize kernel console to use framebuffer and keyboard directly. */
  72. void standalone_sparc64_console_init(void)
  73. {
  74.     ofw_console_active = 0;
  75.     stdin = NULL;
  76.  
  77.     kbd_init();
  78.     fb_init(FB_PHYS_ADDRESS, FB_X_RES, FB_Y_RES, FB_COLOR_DEPTH, FB_X_RES * FB_COLOR_DEPTH / 8);
  79. }
  80.  
  81. /** Write one character using OpenFirmware.
  82.  *
  83.  * @param d Character device (ignored).
  84.  * @param ch Character to be written.
  85.  */
  86. void ofw_sparc64_putchar(chardev_t *d, const char ch)
  87. {
  88.     if (ch == '\n')
  89.         ofw_putchar('\r');
  90.     ofw_putchar(ch);
  91. }
  92.  
  93. /** Kernel thread for polling keyboard.
  94.  *
  95.  * @param arg Ignored.
  96.  */
  97. void kkbdpoll(void *arg)
  98. {
  99.     while (1) {
  100.         i8042_poll();      
  101.         thread_usleep(KEYBOARD_POLL_PAUSE);
  102.     }
  103. }
  104.  
  105. /** @}
  106.  */
  107.