adding uf2 flash support for blackpill 401 (#13968)
* adding uf2 flash support for blackpill 401 * forgot to add blackpill to keyboard header file * making changes requested by drashna * fixing tzarc s comments * removing the keyboard * undo the change to dactyl_manuform.h
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4 changed files with 183 additions and 2 deletions
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@ -298,7 +298,7 @@ Flashing sequence:
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## tinyuf2
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Keyboards may opt into supporting the tinyuf2 bootloader. This is currently only supported on the F411 blackpill.
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Keyboards may opt into supporting the tinyuf2 bootloader. This is currently only supported on the F401/F411 blackpill.
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The `rules.mk` setting for this bootloader is `tinyuf2`, and can be specified at the keymap or user level.
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@ -0,0 +1,88 @@
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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* STM32F401xC memory setup.
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*/
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MEMORY
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{
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flash0 (rx) : org = 0x08000000 + 64k, len = 256k - 64k /* tinyuf2 bootloader requires app to be located at 64k offset for this MCU */
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flash1 (rx) : org = 0x00000000, len = 0
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flash2 (rx) : org = 0x00000000, len = 0
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flash3 (rx) : org = 0x00000000, len = 0
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flash4 (rx) : org = 0x00000000, len = 0
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flash5 (rx) : org = 0x00000000, len = 0
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flash6 (rx) : org = 0x00000000, len = 0
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flash7 (rx) : org = 0x00000000, len = 0
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ram0 (wx) : org = 0x20000000, len = 64k
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ram1 (wx) : org = 0x00000000, len = 0
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ram2 (wx) : org = 0x00000000, len = 0
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ram3 (wx) : org = 0x00000000, len = 0
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ram4 (wx) : org = 0x00000000, len = 0
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ram5 (wx) : org = 0x00000000, len = 0
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ram6 (wx) : org = 0x00000000, len = 0
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ram7 (wx) : org = 0x00000000, len = 0
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}
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/* For each data/text section two region are defined, a virtual region
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and a load region (_LMA suffix).*/
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/* Flash region to be used for exception vectors.*/
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REGION_ALIAS("VECTORS_FLASH", flash0);
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REGION_ALIAS("VECTORS_FLASH_LMA", flash0);
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/* Flash region to be used for constructors and destructors.*/
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REGION_ALIAS("XTORS_FLASH", flash0);
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REGION_ALIAS("XTORS_FLASH_LMA", flash0);
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/* Flash region to be used for code text.*/
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REGION_ALIAS("TEXT_FLASH", flash0);
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REGION_ALIAS("TEXT_FLASH_LMA", flash0);
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/* Flash region to be used for read only data.*/
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REGION_ALIAS("RODATA_FLASH", flash0);
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REGION_ALIAS("RODATA_FLASH_LMA", flash0);
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/* Flash region to be used for various.*/
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REGION_ALIAS("VARIOUS_FLASH", flash0);
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REGION_ALIAS("VARIOUS_FLASH_LMA", flash0);
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/* Flash region to be used for RAM(n) initialization data.*/
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REGION_ALIAS("RAM_INIT_FLASH_LMA", flash0);
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/* RAM region to be used for Main stack. This stack accommodates the processing
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of all exceptions and interrupts.*/
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REGION_ALIAS("MAIN_STACK_RAM", ram0);
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/* RAM region to be used for the process stack. This is the stack used by
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the main() function.*/
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REGION_ALIAS("PROCESS_STACK_RAM", ram0);
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/* RAM region to be used for data segment.*/
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REGION_ALIAS("DATA_RAM", ram0);
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REGION_ALIAS("DATA_RAM_LMA", flash0);
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/* RAM region to be used for BSS segment.*/
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REGION_ALIAS("BSS_RAM", ram0);
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/* RAM region to be used for the default heap.*/
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REGION_ALIAS("HEAP_RAM", ram0);
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/* Generic rules inclusion.*/
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INCLUDE rules.ld
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/* TinyUF2 bootloader reset support */
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_board_dfu_dbl_tap = ORIGIN(ram0) + 64k - 4; /* this is based off the linker file for tinyuf2 */
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@ -0,0 +1,88 @@
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/*
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* STM32F401xE memory setup.
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*/
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MEMORY
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{
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flash0 (rx) : org = 0x08000000 + 64k, len = 512k - 64k /* tinyuf2 bootloader requires app to be located at 64k offset for this MCU */
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flash1 (rx) : org = 0x00000000, len = 0
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flash2 (rx) : org = 0x00000000, len = 0
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flash3 (rx) : org = 0x00000000, len = 0
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flash4 (rx) : org = 0x00000000, len = 0
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flash5 (rx) : org = 0x00000000, len = 0
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flash6 (rx) : org = 0x00000000, len = 0
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flash7 (rx) : org = 0x00000000, len = 0
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ram0 (wx) : org = 0x20000000, len = 96k
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ram1 (wx) : org = 0x00000000, len = 0
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ram2 (wx) : org = 0x00000000, len = 0
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ram3 (wx) : org = 0x00000000, len = 0
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ram4 (wx) : org = 0x00000000, len = 0
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ram5 (wx) : org = 0x00000000, len = 0
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ram6 (wx) : org = 0x00000000, len = 0
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ram7 (wx) : org = 0x00000000, len = 0
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}
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/* For each data/text section two region are defined, a virtual region
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and a load region (_LMA suffix).*/
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/* Flash region to be used for exception vectors.*/
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REGION_ALIAS("VECTORS_FLASH", flash0);
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REGION_ALIAS("VECTORS_FLASH_LMA", flash0);
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/* Flash region to be used for constructors and destructors.*/
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REGION_ALIAS("XTORS_FLASH", flash0);
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REGION_ALIAS("XTORS_FLASH_LMA", flash0);
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/* Flash region to be used for code text.*/
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REGION_ALIAS("TEXT_FLASH", flash0);
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REGION_ALIAS("TEXT_FLASH_LMA", flash0);
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/* Flash region to be used for read only data.*/
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REGION_ALIAS("RODATA_FLASH", flash0);
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REGION_ALIAS("RODATA_FLASH_LMA", flash0);
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/* Flash region to be used for various.*/
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REGION_ALIAS("VARIOUS_FLASH", flash0);
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REGION_ALIAS("VARIOUS_FLASH_LMA", flash0);
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/* Flash region to be used for RAM(n) initialization data.*/
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REGION_ALIAS("RAM_INIT_FLASH_LMA", flash0);
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/* RAM region to be used for Main stack. This stack accommodates the processing
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of all exceptions and interrupts.*/
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REGION_ALIAS("MAIN_STACK_RAM", ram0);
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/* RAM region to be used for the process stack. This is the stack used by
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the main() function.*/
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REGION_ALIAS("PROCESS_STACK_RAM", ram0);
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/* RAM region to be used for data segment.*/
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REGION_ALIAS("DATA_RAM", ram0);
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REGION_ALIAS("DATA_RAM_LMA", flash0);
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/* RAM region to be used for BSS segment.*/
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REGION_ALIAS("BSS_RAM", ram0);
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/* RAM region to be used for the default heap.*/
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REGION_ALIAS("HEAP_RAM", ram0);
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/* Generic rules inclusion.*/
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INCLUDE rules.ld
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/* TinyUF2 bootloader reset support */
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_board_dfu_dbl_tap = ORIGIN(ram0) + 64k - 4; /* this is based off the linker file for tinyuf2 */
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@ -252,7 +252,12 @@ ifneq ($(findstring STM32F401, $(MCU)),)
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# Linker script to use
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# - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
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# or <keyboard_dir>/ld/
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MCU_LDSCRIPT ?= STM32F401xC
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ifeq ($(strip $(BOOTLOADER)), tinyuf2)
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MCU_LDSCRIPT ?= STM32F401xC_tinyuf2
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FIRMWARE_FORMAT ?= uf2
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else
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MCU_LDSCRIPT ?= STM32F401xC
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endif
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# Startup code to use
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# - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
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