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Added EEPROM emulation for STM32F042x6 series processors (#10685)

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* Added STM32F042x6 support for EEPROM emulation

* Default to lower stack size on STM32F042

* Moved stack setting

* Re-moved stack definition

* Removed unnecessary check
This commit is contained in:
Adrian 2020-10-22 12:05:01 +02:00 committed by GitHub
parent f9853433c1
commit 120c42255b
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 19 additions and 1 deletions
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11
common_features.mk
View file

@ -114,6 +114,17 @@ else
SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
OPT_DEFS += -DEEPROM_EMU_STM32F072xB
OPT_DEFS += -DSTM32_EEPROM_ENABLE
else ifeq ($(MCU_SERIES)_$(MCU_LDSCRIPT), STM32F0xx_STM32F042x6)
# Stack sizes: Since this chip has limited RAM capacity, the stack area needs to be reduced.
# This ensures that the EEPROM page buffer fits into RAM
USE_PROCESS_STACKSIZE = 0x600
USE_EXCEPTIONS_STACKSIZE = 0x300
SRC += $(PLATFORM_COMMON_DIR)/eeprom_stm32.c
SRC += $(PLATFORM_COMMON_DIR)/flash_stm32.c
OPT_DEFS += -DEEPROM_EMU_STM32F042x6
OPT_DEFS += -DSTM32_EEPROM_ENABLE
else ifneq ($(filter $(MCU_SERIES),STM32L0xx STM32L1xx),)
OPT_DEFS += -DEEPROM_DRIVER
COMMON_VPATH += $(DRIVER_PATH)/eeprom

6
tmk_core/common/chibios/eeprom_stm32.h
View file

@ -36,12 +36,14 @@
# define MCU_STM32F103RB
#elif defined(EEPROM_EMU_STM32F072xB)
# define MCU_STM32F072CB
#elif defined(EEPROM_EMU_STM32F042x6)
# define MCU_STM32F042K6
#else
# error "not implemented."
#endif
#ifndef EEPROM_PAGE_SIZE
# if defined(MCU_STM32F103RB)
# if defined(MCU_STM32F103RB) || defined(MCU_STM32F042K6)
# define FEE_PAGE_SIZE (uint16_t)0x400 // Page size = 1KByte
# define FEE_DENSITY_PAGES 2 // How many pages are used
# elif defined(MCU_STM32F103ZE) || defined(MCU_STM32F103RE) || defined(MCU_STM32F103RD) || defined(MCU_STM32F303CC) || defined(MCU_STM32F072CB)
@ -55,6 +57,8 @@
#ifndef EEPROM_START_ADDRESS
# if defined(MCU_STM32F103RB) || defined(MCU_STM32F072CB)
# define FEE_MCU_FLASH_SIZE 128 // Size in Kb
# elif defined(MCU_STM32F042K6)
# define FEE_MCU_FLASH_SIZE 32 // Size in Kb
# elif defined(MCU_STM32F103ZE) || defined(MCU_STM32F103RE)
# define FEE_MCU_FLASH_SIZE 512 // Size in Kb
# elif defined(MCU_STM32F103RD)

3
tmk_core/common/chibios/flash_stm32.c
View file

@ -25,6 +25,9 @@
#elif defined(EEPROM_EMU_STM32F072xB)
# define STM32F072xB
# include "stm32f0xx.h"
#elif defined(EEPROM_EMU_STM32F042x6)
# define STM32F042x6
# include "stm32f0xx.h"
#else
# error "not implemented."
#endif