Merge pull request #27 from krtkr/add_f7_support

Add STM32F7 support.

cmake/FindCMSIS.cmake

@@ -48,6 +48,15 @@ ELSEIF(STM32_FAMILY STREQUAL "F4")
     LIST(APPEND CMSIS_COMMON_HEADERS core_cm4.h)
     SET(CMSIS_DEVICE_HEADERS stm32f4xx.h system_stm32f4xx.h)
     SET(CMSIS_DEVICE_SOURCES system_stm32f4xx.c)
+ELSEIF(STM32_FAMILY STREQUAL "F7")
+    IF(NOT STM32Cube_DIR)
+        SET(STM32Cube_DIR "/opt/STM32Cube_FW_F7_V1.3.0")
+        MESSAGE(STATUS "No STM32Cube_DIR specified, using default: " ${STM32Cube_DIR})
+    ENDIF()
+
+    LIST(APPEND CMSIS_COMMON_HEADERS core_cm7.h)
+    SET(CMSIS_DEVICE_HEADERS stm32f7xx.h system_stm32f7xx.h)
+    SET(CMSIS_DEVICE_SOURCES system_stm32f7xx.c)
 ELSEIF(STM32_FAMILY STREQUAL "F0")
     IF(NOT STM32Cube_DIR)
         SET(STM32Cube_DIR "/opt/STM32Cube_FW_F0_V1.4.0")

cmake/FindSTM32HAL.cmake

@@ -92,6 +92,31 @@ ELSEIF(STM32_FAMILY STREQUAL "F4")
     SET(HAL_SRCS
         stm32f4xx_hal.c
     )
+ELSEIF(STM32_FAMILY STREQUAL "F7")
+    SET(HAL_COMPONENTS adc can cec cortex crc cryp dac dcmi dma dma2d eth flash
+                       gpio hash hcd i2c i2s irda iwdg lptim ltdc nand nor pcd
+                       pwr qspi rcc rng rtc sai sd sdram smartcard spdifrx spi
+                       sram tim uart usart wwdg fmc sdmmc usb)
+
+    SET(HAL_REQUIRED_COMPONENTS cortex pwr rcc)
+
+    # Components that have _ex sources
+    SET(HAL_EX_COMPONENTS adc crc cryp dac dcmi dma flash hash i2c pcd
+                          pwr rcc rtc sai tim)
+
+    # Components that have ll_ in names instead of hal_
+    SET(HAL_LL_COMPONENTS fmc sdmmc usb)
+
+    SET(HAL_PREFIX stm32f7xx_)
+
+    SET(HAL_HEADERS
+        stm32f7xx_hal.h
+        stm32f7xx_hal_def.h
+    )
+
+    SET(HAL_SRCS
+        stm32f7xx_hal.c
+    )
 ENDIF()
 
 IF(NOT STM32HAL_FIND_COMPONENTS)

cmake/gcc_stm32.cmake

@@ -1,6 +1,6 @@
 INCLUDE(CMakeForceCompiler)
 
-SET(STM32_SUPPORTED_FAMILIES F0 F1 F2 F4 CACHE INTERNAL "stm32 supported families")
+SET(STM32_SUPPORTED_FAMILIES F0 F1 F2 F4 F7 CACHE INTERNAL "stm32 supported families")
 
 IF(NOT TOOLCHAIN_PREFIX)
      SET(TOOLCHAIN_PREFIX "/usr")
@@ -18,7 +18,7 @@ IF(NOT STM32_FAMILY)
         SET(STM32_FAMILY "F1" CACHE INTERNAL "stm32 family")
         MESSAGE(STATUS "Neither STM32_FAMILY nor STM32_CHIP specified, using default STM32_FAMILY: ${STM32_FAMILY}")
     ELSE()
-        STRING(REGEX REPLACE "^[sS][tT][mM]32(([fF][0-4])|([lL][0-1])|([tT])|([wW])).+$" "\\1" STM32_FAMILY ${STM32_CHIP})
+        STRING(REGEX REPLACE "^[sS][tT][mM]32(([fF][0-47])|([lL][0-1])|([tT])|([wW])).+$" "\\1" STM32_FAMILY ${STM32_CHIP})
         STRING(TOUPPER ${STM32_FAMILY} STM32_FAMILY)
         MESSAGE(STATUS "Selected STM32 family: ${STM32_FAMILY}")
     ENDIF()

cmake/gcc_stm32f7.cmake

@@ -0,0 +1,71 @@
+SET(CMAKE_C_FLAGS "-mthumb -fno-builtin -mcpu=cortex-m7 -mfpu=fpv5-sp-d16 -mfloat-abi=softfp -Wall -std=gnu99 -ffunction-sections -fdata-sections -fomit-frame-pointer -mabi=aapcs -fno-unroll-loops -ffast-math -ftree-vectorize" CACHE INTERNAL "c compiler flags")
+SET(CMAKE_CXX_FLAGS "-mthumb -fno-builtin -mcpu=cortex-m7 -mfpu=fpv5-sp-d16 -mfloat-abi=softfp -Wall -std=c++11 -ffunction-sections -fdata-sections -fomit-frame-pointer -mabi=aapcs -fno-unroll-loops -ffast-math -ftree-vectorize" CACHE INTERNAL "cxx compiler flags")
+SET(CMAKE_ASM_FLAGS "-mthumb -mcpu=cortex-m7 -mfpu=fpv5-sp-d16 -mfloat-abi=softfp -x assembler-with-cpp" CACHE INTERNAL "asm compiler flags")
+
+SET(CMAKE_EXE_LINKER_FLAGS "-Wl,--gc-sections -mthumb -mcpu=cortex-m7 -mfpu=fpv5-sp-d16 -mfloat-abi=softfp -mabi=aapcs" CACHE INTERNAL "executable linker flags")
+SET(CMAKE_MODULE_LINKER_FLAGS "-mthumb -mcpu=cortex-m7 -mfpu=fpv5-sp-d16 -mfloat-abi=softfp -mabi=aapcs" CACHE INTERNAL "module linker flags")
+SET(CMAKE_SHARED_LINKER_FLAGS "-mthumb -mcpu=cortex-m7 -mfpu=fpv5-sp-d16 -mfloat-abi=softfp -mabi=aapcs" CACHE INTERNAL "shared linker flags")
+SET(STM32_CHIP_TYPES 745xx 765xx 756xx 767xx 777xx 769xx 779xx CACHE INTERNAL "stm32f4 chip types")
+SET(STM32_CODES "745.." "746.." "756.." "767.." "777.." "769.." "779..")
+
+MACRO(STM32_GET_CHIP_TYPE CHIP CHIP_TYPE)
+    STRING(REGEX REPLACE "^[sS][tT][mM]32[fF](7[4567][5679].[EGI]).*$" "\\1" STM32_CODE ${CHIP})
+    SET(INDEX 0)
+    FOREACH(C_TYPE ${STM32_CHIP_TYPES})
+        LIST(GET STM32_CODES ${INDEX} CHIP_TYPE_REGEXP)
+        IF(STM32_CODE MATCHES ${CHIP_TYPE_REGEXP})
+            SET(RESULT_TYPE ${C_TYPE})
+        ENDIF()
+        MATH(EXPR INDEX "${INDEX}+1")
+    ENDFOREACH()
+    SET(${CHIP_TYPE} ${RESULT_TYPE})
+ENDMACRO()
+
+MACRO(STM32_GET_CHIP_PARAMETERS CHIP FLASH_SIZE RAM_SIZE)
+    STRING(REGEX REPLACE "^[sS][tT][mM]32[fF](7[4567][5679].[EGI]).*$" "\\1" STM32_CODE ${CHIP})
+    STRING(REGEX REPLACE "^[sS][tT][mM]32[fF]7[4567][5679].([EGI]).*$" "\\1" STM32_SIZE_CODE ${CHIP})
+    
+    IF(STM32_SIZE_CODE STREQUAL "E")
+        SET(FLASH "512K")
+    ELSEIF(STM32_SIZE_CODE STREQUAL "G")
+        SET(FLASH "1024K")
+    ELSEIF(STM32_SIZE_CODE STREQUAL "I")
+        SET(FLASH "2048K")
+    ENDIF()
+    
+    STM32_GET_CHIP_TYPE(${CHIP} TYPE)
+    
+    IF(${TYPE} STREQUAL "745xx")
+        SET(RAM "320K")
+    ELSEIF(${TYPE} STREQUAL "746xx")
+        SET(RAM "320K")
+    ELSEIF(${TYPE} STREQUAL "756xx")
+        SET(RAM "320K")
+    ELSEIF(${TYPE} STREQUAL "767xx")
+        SET(RAM "512K")
+    ELSEIF(${TYPE} STREQUAL "777xx")
+        SET(RAM "512K")
+    ELSEIF(${TYPE} STREQUAL "769xx")
+        SET(RAM "512K")
+    ELSEIF(${TYPE} STREQUAL "779xx")
+        SET(RAM "512K")
+    ENDIF()
+    
+    SET(${FLASH_SIZE} ${FLASH})
+    SET(${RAM_SIZE} ${RAM})
+ENDMACRO()
+
+FUNCTION(STM32_SET_CHIP_DEFINITIONS TARGET CHIP_TYPE)
+    LIST(FIND STM32_CHIP_TYPES ${CHIP_TYPE} TYPE_INDEX)
+    IF(TYPE_INDEX EQUAL -1)
+        MESSAGE(FATAL_ERROR "Invalid/unsupported STM32F7 chip type: ${CHIP_TYPE}")
+    ENDIF()
+    GET_TARGET_PROPERTY(TARGET_DEFS ${TARGET} COMPILE_DEFINITIONS)
+    IF(TARGET_DEFS)
+        SET(TARGET_DEFS "STM32F7;STM32F${CHIP_TYPE};${TARGET_DEFS}")
+    ELSE()
+        SET(TARGET_DEFS "STM32F7;STM32F${CHIP_TYPE}")
+    ENDIF()
+        
+    SET_TARGET_PROPERTIES(${TARGET} PROPERTIES COMPILE_DEFINITIONS "${TARGET_DEFS}")
+ENDFUNCTION()