source: rtems/c/src/lib/libbsp/i386/pc386/startup/bspstart.c @ 3785ed6c

4.115
Last change on this file since 3785ed6c was 3785ed6c, checked in by Joel Sherrill <joel.sherrill@…>, on Oct 14, 2014 at 12:08:36 AM

i386/pc386: Fix warnings

  • Property mode set to 100644
File size: 2.7 KB
Line 
1/*-------------------------------------------------------------------------+
2| This file contains the PC386 BSP startup package. It includes application,
3| board, and monitor specific initialization and configuration. The generic CPU
4| dependent initialization has been performed before this routine is invoked.
5+--------------------------------------------------------------------------+
6| (C) Copyright 1997 -
7| - NavIST Group - Real-Time Distributed Systems and Industrial Automation
8|
9| http://pandora.ist.utl.pt
10|
11| Instituto Superior Tecnico * Lisboa * PORTUGAL
12+--------------------------------------------------------------------------+
13| Disclaimer:
14|
15| This file is provided "AS IS" without warranty of any kind, either
16| expressed or implied.
17+--------------------------------------------------------------------------+
18| This code is based on:
19|   bspstart.c,v 1.8 1996/05/28 13:12:40 joel Exp - go32 BSP
20| With the following copyright notice:
21| **************************************************************************
22| *  COPYRIGHT (c) 1989-2008.
23| *  On-Line Applications Research Corporation (OAR).
24| *
25| *  The license and distribution terms for this file may be
26| *  found in the file LICENSE in this distribution or at
27| *  http://www.rtems.org/license/LICENSE.
28| **************************************************************************
29+--------------------------------------------------------------------------*/
30
31#include <bsp.h>
32#include <bsp/irq.h>
33#include <rtems/pci.h>
34#include <libcpu/cpuModel.h>
35
36/*
37 *  External routines
38 */
39void Clock_driver_install_handler(void);
40
41/*-------------------------------------------------------------------------+
42|         Function: bsp_start
43|      Description: Called before main is invoked.
44| Global Variables: None.
45|        Arguments: None.
46|          Returns: Nothing.
47+--------------------------------------------------------------------------*/
48static void bsp_start_default( void )
49{
50  int pci_init_retval;
51
52  /*
53   *  We need to determine how much memory there is in the system.
54   */
55  bsp_size_memory();
56
57  /*
58   * Calibrate variable for 1ms-loop (see timer.c)
59   */
60  Calibrate_loop_1ms();
61
62  /*
63   * Init rtems interrupt management
64   */
65  rtems_irq_mngt_init();
66
67  /*
68   * Init rtems exceptions management
69   */
70  rtems_exception_init_mngt();
71
72  /*
73   * init PCI Bios interface...
74   */
75  pci_init_retval = pci_initialize();
76  if (pci_init_retval != PCIB_ERR_SUCCESS) {
77      printk("PCI bus: could not initialize PCI BIOS interface\n");
78  }
79
80  Clock_driver_install_handler();
81
82  bsp_ide_cmdline_init();
83
84} /* bsp_start_default */
85
86/*
87 *  By making this a weak alias for bsp_start_default, a brave soul
88 *  can override the actual bsp_start routine used.
89 */
90void bsp_start (void) __attribute__ ((weak, alias("bsp_start_default")));
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