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https://github.com/DarkFlippers/unleashed-firmware
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805bb886c0
* Boot: switch to DFU routines. Implements #132 part 1 of 2. * Boot: boot to DFU shortcut, hard reset USB on each boot. Implements #132 part 2 of 2. * Deploy scripts: fix path for deploy dfu. * Bootloader: initial version. Target_f2: rebase, update deployment scripts. * Bootloader: cleanup, refactor switch2 proc. Readme,wiki: document bootloader. * Wiki: deploy symlinks as files, bootloader info. * Target_f2: valid flash size in linker script. * Github CI: bootloader build and artifacts. * Bootloader: rename platforms to targets. * Bootloader: change dfu/os colors. * disable set -e * lint code * add bootloader testing page Co-authored-by: Aleksandr Kutuzov <aku@plooks.com> Co-authored-by: aanper <mail@s3f.ru>
19 lines
495 B
C
19 lines
495 B
C
#include "boot.h"
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#include "stm32l4xx_ll_bus.h"
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#include "stm32l4xx_ll_rcc.h"
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#include "stm32l4xx_ll_rtc.h"
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#include "stm32l4xx_ll_pwr.h"
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#define BOOT_REQUEST_DFU 0xDF00B000
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void boot_restart_in_dfu() {
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// Request DFU on boot
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LL_APB1_GRP1_EnableClock(LL_APB1_GRP1_PERIPH_PWR);
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LL_PWR_EnableBkUpAccess();
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// Enable RTC
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LL_RCC_EnableRTC();
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// Write backup registry
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LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_DFU);
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// Reset
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NVIC_SystemReset();
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}
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