Mouse code for the MacroRat
mbed-dev/targets/TARGET_Atmel/TARGET_SAM_CortexM0P/drivers/system/system.c@46:b156ef445742, 2017-06-03 (annotated)
- Committer:
- sahilmgandhi
- Date:
- Sat Jun 03 00:22:44 2017 +0000
- Revision:
- 46:b156ef445742
- Parent:
- 18:6a4db94011d3
Final code for internal battlebot competition.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
sahilmgandhi | 18:6a4db94011d3 | 1 | /** |
sahilmgandhi | 18:6a4db94011d3 | 2 | * \file |
sahilmgandhi | 18:6a4db94011d3 | 3 | * |
sahilmgandhi | 18:6a4db94011d3 | 4 | * \brief SAM System related functionality |
sahilmgandhi | 18:6a4db94011d3 | 5 | * |
sahilmgandhi | 18:6a4db94011d3 | 6 | * Copyright (C) 2012-2015 Atmel Corporation. All rights reserved. |
sahilmgandhi | 18:6a4db94011d3 | 7 | * |
sahilmgandhi | 18:6a4db94011d3 | 8 | * \asf_license_start |
sahilmgandhi | 18:6a4db94011d3 | 9 | * |
sahilmgandhi | 18:6a4db94011d3 | 10 | * \page License |
sahilmgandhi | 18:6a4db94011d3 | 11 | * |
sahilmgandhi | 18:6a4db94011d3 | 12 | * Redistribution and use in source and binary forms, with or without |
sahilmgandhi | 18:6a4db94011d3 | 13 | * modification, are permitted provided that the following conditions are met: |
sahilmgandhi | 18:6a4db94011d3 | 14 | * |
sahilmgandhi | 18:6a4db94011d3 | 15 | * 1. Redistributions of source code must retain the above copyright notice, |
sahilmgandhi | 18:6a4db94011d3 | 16 | * this list of conditions and the following disclaimer. |
sahilmgandhi | 18:6a4db94011d3 | 17 | * |
sahilmgandhi | 18:6a4db94011d3 | 18 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
sahilmgandhi | 18:6a4db94011d3 | 19 | * this list of conditions and the following disclaimer in the documentation |
sahilmgandhi | 18:6a4db94011d3 | 20 | * and/or other materials provided with the distribution. |
sahilmgandhi | 18:6a4db94011d3 | 21 | * |
sahilmgandhi | 18:6a4db94011d3 | 22 | * 3. The name of Atmel may not be used to endorse or promote products derived |
sahilmgandhi | 18:6a4db94011d3 | 23 | * from this software without specific prior written permission. |
sahilmgandhi | 18:6a4db94011d3 | 24 | * |
sahilmgandhi | 18:6a4db94011d3 | 25 | * 4. This software may only be redistributed and used in connection with an |
sahilmgandhi | 18:6a4db94011d3 | 26 | * Atmel microcontroller product. |
sahilmgandhi | 18:6a4db94011d3 | 27 | * |
sahilmgandhi | 18:6a4db94011d3 | 28 | * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED |
sahilmgandhi | 18:6a4db94011d3 | 29 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
sahilmgandhi | 18:6a4db94011d3 | 30 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE |
sahilmgandhi | 18:6a4db94011d3 | 31 | * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR |
sahilmgandhi | 18:6a4db94011d3 | 32 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
sahilmgandhi | 18:6a4db94011d3 | 33 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
sahilmgandhi | 18:6a4db94011d3 | 34 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
sahilmgandhi | 18:6a4db94011d3 | 35 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
sahilmgandhi | 18:6a4db94011d3 | 36 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
sahilmgandhi | 18:6a4db94011d3 | 37 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
sahilmgandhi | 18:6a4db94011d3 | 38 | * POSSIBILITY OF SUCH DAMAGE. |
sahilmgandhi | 18:6a4db94011d3 | 39 | * |
sahilmgandhi | 18:6a4db94011d3 | 40 | * \asf_license_stop |
sahilmgandhi | 18:6a4db94011d3 | 41 | * |
sahilmgandhi | 18:6a4db94011d3 | 42 | */ |
sahilmgandhi | 18:6a4db94011d3 | 43 | /* |
sahilmgandhi | 18:6a4db94011d3 | 44 | * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a> |
sahilmgandhi | 18:6a4db94011d3 | 45 | */ |
sahilmgandhi | 18:6a4db94011d3 | 46 | |
sahilmgandhi | 18:6a4db94011d3 | 47 | #include <system.h> |
sahilmgandhi | 18:6a4db94011d3 | 48 | #include <toolchain.h> |
sahilmgandhi | 18:6a4db94011d3 | 49 | |
sahilmgandhi | 18:6a4db94011d3 | 50 | /** |
sahilmgandhi | 18:6a4db94011d3 | 51 | * \internal |
sahilmgandhi | 18:6a4db94011d3 | 52 | * Dummy initialization function, used as a weak alias target for the various |
sahilmgandhi | 18:6a4db94011d3 | 53 | * init functions called by \ref system_init(). |
sahilmgandhi | 18:6a4db94011d3 | 54 | */ |
sahilmgandhi | 18:6a4db94011d3 | 55 | void _system_dummy_init(void); |
sahilmgandhi | 18:6a4db94011d3 | 56 | void _system_dummy_init(void) |
sahilmgandhi | 18:6a4db94011d3 | 57 | { |
sahilmgandhi | 18:6a4db94011d3 | 58 | return; |
sahilmgandhi | 18:6a4db94011d3 | 59 | } |
sahilmgandhi | 18:6a4db94011d3 | 60 | |
sahilmgandhi | 18:6a4db94011d3 | 61 | #if !defined(__DOXYGEN__) |
sahilmgandhi | 18:6a4db94011d3 | 62 | # if defined(__GNUC__) |
sahilmgandhi | 18:6a4db94011d3 | 63 | void system_clock_init(void) WEAK __attribute__((alias("_system_dummy_init"))); |
sahilmgandhi | 18:6a4db94011d3 | 64 | void system_board_init(void) WEAK __attribute__((alias("_system_dummy_init"))); |
sahilmgandhi | 18:6a4db94011d3 | 65 | void _system_events_init(void) WEAK __attribute__((alias("_system_dummy_init"))); |
sahilmgandhi | 18:6a4db94011d3 | 66 | void _system_extint_init(void) WEAK __attribute__((alias("_system_dummy_init"))); |
sahilmgandhi | 18:6a4db94011d3 | 67 | void _system_divas_init(void) WEAK __attribute__((alias("_system_dummy_init"))); |
sahilmgandhi | 18:6a4db94011d3 | 68 | # elif defined(__ICCARM__) |
sahilmgandhi | 18:6a4db94011d3 | 69 | void system_clock_init(void); |
sahilmgandhi | 18:6a4db94011d3 | 70 | void system_board_init(void); |
sahilmgandhi | 18:6a4db94011d3 | 71 | void _system_events_init(void); |
sahilmgandhi | 18:6a4db94011d3 | 72 | void _system_extint_init(void); |
sahilmgandhi | 18:6a4db94011d3 | 73 | void _system_divas_init(void); |
sahilmgandhi | 18:6a4db94011d3 | 74 | # pragma weak system_clock_init=_system_dummy_init |
sahilmgandhi | 18:6a4db94011d3 | 75 | # pragma weak system_board_init=_system_dummy_init |
sahilmgandhi | 18:6a4db94011d3 | 76 | # pragma weak _system_events_init=_system_dummy_init |
sahilmgandhi | 18:6a4db94011d3 | 77 | # pragma weak _system_extint_init=_system_dummy_init |
sahilmgandhi | 18:6a4db94011d3 | 78 | # pragma weak _system_divas_init=_system_dummy_init |
sahilmgandhi | 18:6a4db94011d3 | 79 | # endif |
sahilmgandhi | 18:6a4db94011d3 | 80 | #endif |
sahilmgandhi | 18:6a4db94011d3 | 81 | |
sahilmgandhi | 18:6a4db94011d3 | 82 | /** |
sahilmgandhi | 18:6a4db94011d3 | 83 | * \brief Initialize system |
sahilmgandhi | 18:6a4db94011d3 | 84 | * |
sahilmgandhi | 18:6a4db94011d3 | 85 | * This function will call the various initialization functions within the |
sahilmgandhi | 18:6a4db94011d3 | 86 | * system namespace. If a given optional system module is not available, the |
sahilmgandhi | 18:6a4db94011d3 | 87 | * associated call will effectively be a NOP (No Operation). |
sahilmgandhi | 18:6a4db94011d3 | 88 | * |
sahilmgandhi | 18:6a4db94011d3 | 89 | * Currently the following initialization functions are supported: |
sahilmgandhi | 18:6a4db94011d3 | 90 | * - System clock initialization (via the SYSTEM CLOCK sub-module) |
sahilmgandhi | 18:6a4db94011d3 | 91 | * - Board hardware initialization (via the Board module) |
sahilmgandhi | 18:6a4db94011d3 | 92 | * - Event system driver initialization (via the EVSYS module) |
sahilmgandhi | 18:6a4db94011d3 | 93 | * - External Interrupt driver initialization (via the EXTINT module) |
sahilmgandhi | 18:6a4db94011d3 | 94 | */ |
sahilmgandhi | 18:6a4db94011d3 | 95 | void system_init(void) |
sahilmgandhi | 18:6a4db94011d3 | 96 | { |
sahilmgandhi | 18:6a4db94011d3 | 97 | /* Configure GCLK and clock sources according to conf_clocks.h */ |
sahilmgandhi | 18:6a4db94011d3 | 98 | system_clock_init(); |
sahilmgandhi | 18:6a4db94011d3 | 99 | |
sahilmgandhi | 18:6a4db94011d3 | 100 | /* Initialize board hardware */ |
sahilmgandhi | 18:6a4db94011d3 | 101 | system_board_init(); |
sahilmgandhi | 18:6a4db94011d3 | 102 | |
sahilmgandhi | 18:6a4db94011d3 | 103 | /* Initialize EVSYS hardware */ |
sahilmgandhi | 18:6a4db94011d3 | 104 | _system_events_init(); |
sahilmgandhi | 18:6a4db94011d3 | 105 | |
sahilmgandhi | 18:6a4db94011d3 | 106 | /* Initialize External hardware */ |
sahilmgandhi | 18:6a4db94011d3 | 107 | _system_extint_init(); |
sahilmgandhi | 18:6a4db94011d3 | 108 | |
sahilmgandhi | 18:6a4db94011d3 | 109 | /* Initialize DIVAS hardware */ |
sahilmgandhi | 18:6a4db94011d3 | 110 | _system_divas_init(); |
sahilmgandhi | 18:6a4db94011d3 | 111 | } |
sahilmgandhi | 18:6a4db94011d3 | 112 |