Subversion Repositories HelenOS

Rev

Rev 3783 | Go to most recent revision | Blame | Compare with Previous | Last modification | View Log | Download | RSS feed

  1. /*
  2.  * Copyright (c) 2005 Jakub Jermar
  3.  * Copyright (c) 2009 Pavel Rimsky
  4.  * All rights reserved.
  5.  *
  6.  * Redistribution and use in source and binary forms, with or without
  7.  * modification, are permitted provided that the following conditions
  8.  * are met:
  9.  *
  10.  * - Redistributions of source code must retain the above copyright
  11.  *   notice, this list of conditions and the following disclaimer.
  12.  * - Redistributions in binary form must reproduce the above copyright
  13.  *   notice, this list of conditions and the following disclaimer in the
  14.  *   documentation and/or other materials provided with the distribution.
  15.  * - The name of the author may not be used to endorse or promote products
  16.  *   derived from this software without specific prior written permission.
  17.  *
  18.  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  19.  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  20.  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  21.  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  22.  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  23.  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  24.  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  25.  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  26.  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  27.  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28.  */
  29.  
  30. /** @addtogroup sparc64
  31.  * @{
  32.  */
  33. /** @file
  34.  */
  35.  
  36. #include <arch/cpu_family.h>
  37. #include <cpu.h>
  38. #include <arch.h>
  39. #include <genarch/ofw/ofw_tree.h>
  40. #include <arch/drivers/tick.h>
  41. #include <print.h>
  42. #include <arch/cpu_node.h>
  43.  
  44. /** Perform sparc64 specific initialization of the processor structure for the
  45.  * current processor.
  46.  */
  47. void cpu_arch_init(void)
  48. {
  49.     // TODO: detect the real frequency as soon as MD walkthrough is implemented
  50.     CPU->arch.clock_frequency = 5000;
  51.     tick_init();
  52. }
  53.  
  54. /** Implemented as an empty function as accessing the VER register is
  55.  * a hyperprivileged operation on sun4v.
  56.  */
  57. void cpu_identify(void)
  58. {
  59. }
  60.  
  61. /** Print version information for a processor.
  62.  *
  63.  * This function is called by the bootstrap processor.
  64.  *
  65.  * @param m Processor structure of the CPU for which version information is to
  66.  *  be printed.
  67.  */
  68. void cpu_print_report(cpu_t *m)
  69. {
  70.     // TODO: modify cpu_t so that it contains a pointer to the MD of
  71.     // the represented CPU, from this function print the information found in the MD.
  72.     printf("Niagara, 5MHz\n");
  73. }
  74.  
  75. /** @}
  76.  */
  77.