source: arduino-1-6-7/trunk/fuentes/arduino-ide-amd64/hardware/arduino/avr/firmwares/wifishield/wifi_dnld/src/startup.c @ 46

Last change on this file since 46 was 46, checked in by jrpelegrina, 4 years ago

First release to Xenial

File size: 2.4 KB
Line 
1/* This source file is part of the ATMEL AVR-UC3-SoftwareFramework-1.7.0 Release */
2
3/*! \page License
4 * Copyright (C) 2009, H&D Wireless AB 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 are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright notice,
10 * this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright notice,
13 * this list of conditions and the following disclaimer in the documentation
14 * and/or other materials provided with the distribution.
15 *
16 * 3. The name of H&D Wireless AB may not be used to endorse or promote products derived
17 * from this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY H&D WIRELESS AB ``AS IS'' AND ANY EXPRESS OR IMPLIED
20 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
22 * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
23 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
25 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
26 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
28 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30#include "startup.h"
31#include "pm.h"
32#include "intc.h"
33#include "board.h"
34#include "print_funcs.h"
35#include "clocks.h"
36
37
38static void init_exceptions(void)
39{
40        extern void _evba;
41        Set_system_register(AVR32_EVBA, (int)&_evba);
42        Enable_global_exception();
43}
44
45static void init_hmatrix(void)
46{
47        union {
48                unsigned long                 scfg;
49                avr32_hmatrix_scfg_t          SCFG;
50        } u_avr32_hmatrix_scfg = { 
51                AVR32_HMATRIX.scfg[AVR32_HMATRIX_SLAVE_FLASH]
52        };
53        u_avr32_hmatrix_scfg.SCFG.defmstr_type = 
54                AVR32_HMATRIX_DEFMSTR_TYPE_LAST_DEFAULT;
55        AVR32_HMATRIX.scfg[AVR32_HMATRIX_SLAVE_FLASH] = 
56                u_avr32_hmatrix_scfg.scfg;
57}
58
59static void init_interrupts(void)
60{
61        INTC_init_interrupts();
62
63        //initExtInt();
64
65        Enable_global_interrupt();
66}
67
68void startup_init(void)
69{
70        init_exceptions();
71        init_hmatrix();
72        init_sys_clocks();
73        init_interrupts();
74        init_dbg_rs232(FPBA_HZ);
75}
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