qmk

QMK Firmware
git clone git://git.z3bra.org/qmk.git
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board.c (1708B)


      1 /*
      2     ChibiOS - Copyright (C) 2006..2015 Giovanni Di Sirio
      3 
      4     Licensed under the Apache License, Version 2.0 (the "License");
      5     you may not use this file except in compliance with the License.
      6     You may obtain a copy of the License at
      7 
      8         http://www.apache.org/licenses/LICENSE-2.0
      9 
     10     Unless required by applicable law or agreed to in writing, software
     11     distributed under the License is distributed on an "AS IS" BASIS,
     12     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13     See the License for the specific language governing permissions and
     14     limitations under the License.
     15 */
     16 
     17 #include "hal.h"
     18 
     19 // Value to place in RTC backup register 10 for persistent bootloader mode
     20 #define RTC_BOOTLOADER_FLAG 0x424C
     21 
     22 /**
     23  * @brief   PAL setup.
     24  * @details Digital I/O ports static configuration as defined in @p board.h.
     25  *          This variable is used by the HAL when initializing the PAL driver.
     26  */
     27 #if HAL_USE_PAL || defined(__DOXYGEN__)
     28 const PALConfig pal_default_config =
     29 {
     30   {VAL_GPIOAODR, VAL_GPIOACRL, VAL_GPIOACRH},
     31   {VAL_GPIOBODR, VAL_GPIOBCRL, VAL_GPIOBCRH},
     32   {VAL_GPIOCODR, VAL_GPIOCCRL, VAL_GPIOCCRH},
     33   {VAL_GPIODODR, VAL_GPIODCRL, VAL_GPIODCRH},
     34   {VAL_GPIOEODR, VAL_GPIOECRL, VAL_GPIOECRH},
     35 };
     36 #endif
     37 
     38 /*
     39  * Early initialization code.
     40  * This initialization must be performed just after stack setup and before
     41  * any other initialization.
     42  */
     43 void __early_init(void) {
     44 
     45   stm32_clock_init();
     46 }
     47 
     48 /*
     49  * Board-specific initialization code.
     50  */
     51 void boardInit(void) {
     52    //JTAG-DP Disabled and SW-DP Enabled
     53    AFIO->MAPR |= AFIO_MAPR_SWJ_CFG_JTAGDISABLE;
     54    //Set backup register DR10 to enter bootloader on reset
     55    BKP->DR10 = RTC_BOOTLOADER_FLAG;
     56 }