From 82a94ea1bd4d930aebb15f7a3316836a0488421d Mon Sep 17 00:00:00 2001 From: Joel Challis Date: Wed, 18 Jan 2023 22:36:58 +0000 Subject: Add f303 to tinyuf2 bootloader support (#19620) --- .../boards/common/ld/STM32F303xC_tinyuf2.ld | 88 ++++++++++++++++++++++ 1 file changed, 88 insertions(+) create mode 100644 platforms/chibios/boards/common/ld/STM32F303xC_tinyuf2.ld (limited to 'platforms/chibios') diff --git a/platforms/chibios/boards/common/ld/STM32F303xC_tinyuf2.ld b/platforms/chibios/boards/common/ld/STM32F303xC_tinyuf2.ld new file mode 100644 index 0000000000..809c53cba4 --- /dev/null +++ b/platforms/chibios/boards/common/ld/STM32F303xC_tinyuf2.ld @@ -0,0 +1,88 @@ +/* + ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. +*/ + +/* + * STM32F303xC memory setup. + */ +MEMORY +{ + flash0 (rx) : org = 0x08000000 + 16k, len = 256k - 16k + flash1 (rx) : org = 0x00000000, len = 0 + flash2 (rx) : org = 0x00000000, len = 0 + flash3 (rx) : org = 0x00000000, len = 0 + flash4 (rx) : org = 0x00000000, len = 0 + flash5 (rx) : org = 0x00000000, len = 0 + flash6 (rx) : org = 0x00000000, len = 0 + flash7 (rx) : org = 0x00000000, len = 0 + ram0 (wx) : org = 0x20000000, len = 40k + ram1 (wx) : org = 0x00000000, len = 0 + ram2 (wx) : org = 0x00000000, len = 0 + ram3 (wx) : org = 0x00000000, len = 0 + ram4 (wx) : org = 0x10000000, len = 8k + ram5 (wx) : org = 0x00000000, len = 0 + ram6 (wx) : org = 0x00000000, len = 0 + ram7 (wx) : org = 0x00000000, len = 0 +} + +/* For each data/text section two region are defined, a virtual region + and a load region (_LMA suffix).*/ + +/* Flash region to be used for exception vectors.*/ +REGION_ALIAS("VECTORS_FLASH", flash0); +REGION_ALIAS("VECTORS_FLASH_LMA", flash0); + +/* Flash region to be used for constructors and destructors.*/ +REGION_ALIAS("XTORS_FLASH", flash0); +REGION_ALIAS("XTORS_FLASH_LMA", flash0); + +/* Flash region to be used for code text.*/ +REGION_ALIAS("TEXT_FLASH", flash0); +REGION_ALIAS("TEXT_FLASH_LMA", flash0); + +/* Flash region to be used for read only data.*/ +REGION_ALIAS("RODATA_FLASH", flash0); +REGION_ALIAS("RODATA_FLASH_LMA", flash0); + +/* Flash region to be used for various.*/ +REGION_ALIAS("VARIOUS_FLASH", flash0); +REGION_ALIAS("VARIOUS_FLASH_LMA", flash0); + +/* Flash region to be used for RAM(n) initialization data.*/ +REGION_ALIAS("RAM_INIT_FLASH_LMA", flash0); + +/* RAM region to be used for Main stack. This stack accommodates the processing + of all exceptions and interrupts.*/ +REGION_ALIAS("MAIN_STACK_RAM", ram0); + +/* RAM region to be used for the process stack. This is the stack used by + the main() function.*/ +REGION_ALIAS("PROCESS_STACK_RAM", ram0); + +/* RAM region to be used for data segment.*/ +REGION_ALIAS("DATA_RAM", ram0); +REGION_ALIAS("DATA_RAM_LMA", flash0); + +/* RAM region to be used for BSS segment.*/ +REGION_ALIAS("BSS_RAM", ram0); + +/* RAM region to be used for the default heap.*/ +REGION_ALIAS("HEAP_RAM", ram0); + +/* Generic rules inclusion.*/ +INCLUDE rules.ld + +/* TinyUF2 bootloader reset support */ +_board_dfu_dbl_tap = ORIGIN(ram0) + 40k - 4; /* this is based off the linker file for tinyuf2 */ -- cgit v1.2.3