From 891d18d3565090abd5f218a8787acc3e25349b73 Mon Sep 17 00:00:00 2001 From: Nick Brassel Date: Sun, 25 Apr 2021 13:40:56 +1000 Subject: Add initial support for tinyuf2 bootloader (when hosted on F411 blackpill) (#12600) * Add support for jumping to tinyuf2 bootloader. Adds blackpill UF2 example. * Update flashing.md * Update chconf.h * Update config.h * Update halconf.h * Update mcuconf.h --- tmk_core/common/chibios/bootloader.c | 17 ++++++++++++++++- 1 file changed, 16 insertions(+), 1 deletion(-) (limited to 'tmk_core/common/chibios') diff --git a/tmk_core/common/chibios/bootloader.c b/tmk_core/common/chibios/bootloader.c index 4a175a6283..f91ac7d9eb 100644 --- a/tmk_core/common/chibios/bootloader.c +++ b/tmk_core/common/chibios/bootloader.c @@ -13,7 +13,22 @@ # define STM32_BOOTLOADER_DUAL_BANK FALSE #endif -#if STM32_BOOTLOADER_DUAL_BANK +#ifdef BOOTLOADER_TINYUF2 + +# define DBL_TAP_MAGIC 0xf01669ef // From tinyuf2's board_api.h + +// defined by linker script +extern uint32_t _board_dfu_dbl_tap[]; +# define DBL_TAP_REG _board_dfu_dbl_tap[0] + +void bootloader_jump(void) { + DBL_TAP_REG = DBL_TAP_MAGIC; + NVIC_SystemReset(); +} + +void enter_bootloader_mode_if_requested(void) { /* not needed, no two-stage reset */ } + +#elif STM32_BOOTLOADER_DUAL_BANK // Need pin definitions # include "config_common.h" -- cgit v1.2.3