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RIOT/cpu/stm32/stm32_info.mk
Marian Buschsieweke 9a5a8e3d92
cpu/stm32: Provide SVD_VENDOR and SVD_MODEL
With this, running `make USE_PYCORTEXMDEBUG=1 debug` for almost any STM32
based board will directly load the correct SVD file.
2025-11-11 15:15:40 +01:00

94 lines
2.9 KiB
Makefile

# Extract STM32 infos from CPU_MODEL
# Example for STM32L476RG:
# - STM32_TYPE: L
# - STM32_FAMILY: 4
# - STM32_MODEL: 476
# - STM32_MODEL2: 7
# - STM32_MODEL3: 6
# - STM32_PINCOUNT: R (64)
# - STM32_ROMSIZE: G (1024K)
CPU_MODEL_UPPERCASE = $(call uppercase,$(CPU_MODEL))
STM32_INFO := $(shell echo $(CPU_MODEL_UPPERCASE) | sed -E -e 's/^STM32(F|L|W|G|MP|U|C)([0-7]|B|L)([A-Z0-9])([0-9])(.)(.)?(_A)?/\1 \2 \2\3\4 \3 \4 \5 \6 \7/')
STM32_TYPE = $(word 1, $(STM32_INFO))
STM32_FAMILY = $(word 2, $(STM32_INFO))
STM32_MODEL = $(word 3, $(STM32_INFO))
ifneq (,$(filter W,$(STM32_TYPE)))
STM32_MODEL2 = $(word 4, $(STM32_INFO))
STM32_MODEL3 = $(word 5, $(STM32_INFO))
STM32_PINCOUNT = $(word 6, $(STM32_INFO))
STM32_ROMSIZE = $(word 7, $(STM32_INFO))
else ifneq (,$(filter MP,$(STM32_TYPE)))
STM32_MODEL2 = $(word 6, $(STM32_INFO))
STM32_PINCOUNT = $(word 7, $(STM32_INFO))$(word 8, $(STM32_INFO))
else
STM32_MODEL2 = $(word 4, $(STM32_INFO))
STM32_MODEL3 = $(word 5, $(STM32_INFO))
STM32_PINCOUNT = $(word 6, $(STM32_INFO))
STM32_ROMSIZE = $(word 7, $(STM32_INFO))
STM32_RAMMOD = $(word 8, $(STM32_INFO))
endif
CPU_FAM = $(call lowercase,$(STM32_TYPE)$(STM32_FAMILY))
SVD_VENDOR := STMicro
ifeq (f0,$(CPU_FAM))
CPU_CORE = cortex-m0
ifneq (,$(filter $(STM32_MODEL),031 042 072 091))
SVD_MODEL := STM32F$(STM32_MODEL)x
endif
ifeq (030,$(STM32_MODEL))
SVD_MODEL := STM32F$(STM32_MODEL)
endif
else ifeq (f1,$(CPU_FAM))
CPU_CORE = cortex-m3
SVD_MODEL := STM32F$(STM32_MODEL)xx
else ifeq (f2,$(CPU_FAM))
CPU_CORE = cortex-m3
SVD_MODEL := STM32F2$(STM32_MODEL2)x
else ifeq (l1,$(CPU_FAM))
CPU_CORE = cortex-m3
# TODO: Memory map description is split over multiple SVD files, but this
# is not yet supported by the build system. We load the common STM32L1xx
# SVD file only for now
SVD_MODEL := STM32L1xx
else ifeq (f3,$(CPU_FAM))
CPU_CORE = cortex-m4f
ifneq (,$(filter $(STM32_MODEL3),4 8))
SVD_MODEL := STM32F3x$(STM32_MODEL3)
else
SVD_MODEL := STM32F$(STM32_MODEL)
endif
else ifeq (f4,$(CPU_FAM))
CPU_CORE = cortex-m4f
SVD_MODEL := STM32F$(STM32_MODEL)
else ifeq (l4,$(CPU_FAM))
CPU_CORE = cortex-m4f
SVD_MODEL := STM32L4x$(STM32_MODEL3)
else ifeq (mp1,$(CPU_FAM))
CPU_CORE = cortex-m4f
else ifeq (g4,$(CPU_FAM))
CPU_CORE = cortex-m4
SVD_MODEL := STM32G$(STM32_MODEL)xx
else ifneq (,$(filter $(CPU_FAM),wb wl))
CPU_CORE = cortex-m4
else ifeq (f7,$(CPU_FAM))
CPU_CORE = cortex-m7
SVD_MODEL := STM32F7x$(STM32_MODEL3)
else ifeq (g0,$(CPU_FAM))
CPU_CORE = cortex-m0plus
SVD_MODEL := STM32G$(STM32_MODEL)
else ifeq (l0,$(CPU_FAM))
CPU_CORE = cortex-m0plus
SVD_MODEL := STM32L0x$(STM32_MODEL3)
else ifeq (c0,$(CPU_FAM))
CPU_CORE = cortex-m0plus
else ifeq (l5,$(CPU_FAM))
CPU_CORE = cortex-m33
SVD_MODEL := STM32L$(STM32_MODEL)
else ifeq (u5,$(CPU_FAM))
CPU_CORE = cortex-m33
SVD_MODEL := STM32U$(STM32_MODEL)
else
$(error Not supported CPU family: '$(CPU_FAM)')
endif