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No commits in common. "b7debf7eeeded0b10e5b5e12581f343aaab60986" and "7a42fb4780ed9222f46a978622b8b781d04f587b" have entirely different histories.
b7debf7eee
...
7a42fb4780
5 changed files with 46 additions and 307 deletions
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@ -1,122 +0,0 @@
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ENTRY( InterruptVector )
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MEMORY
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{
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FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 16K
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RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 2K
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}
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||||
SECTIONS
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{
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||||
.init :
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||||
{
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_sinit = .;
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. = ALIGN(4);
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KEEP(*(SORT_NONE(.init)))
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. = ALIGN(4);
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_einit = .;
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} >FLASH AT>FLASH
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.text :
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{
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. = ALIGN(4);
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*(.text)
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*(.text.*)
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*(.rodata)
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*(.rodata*)
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*(.gnu.linkonce.t.*)
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. = ALIGN(4);
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} >FLASH AT>FLASH
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.fini :
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{
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KEEP(*(SORT_NONE(.fini)))
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. = ALIGN(4);
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} >FLASH AT>FLASH
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PROVIDE( _etext = . );
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PROVIDE( _eitcm = . );
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.preinit_array :
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{
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PROVIDE_HIDDEN (__preinit_array_start = .);
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KEEP (*(.preinit_array))
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PROVIDE_HIDDEN (__preinit_array_end = .);
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} >FLASH AT>FLASH
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.init_array :
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{
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PROVIDE_HIDDEN (__init_array_start = .);
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KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
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KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
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PROVIDE_HIDDEN (__init_array_end = .);
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} >FLASH AT>FLASH
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.fini_array :
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{
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PROVIDE_HIDDEN (__fini_array_start = .);
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KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
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KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
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PROVIDE_HIDDEN (__fini_array_end = .);
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} >FLASH AT>FLASH
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.ctors :
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{
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KEEP (*crtbegin.o(.ctors))
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KEEP (*crtbegin?.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*(.ctors))
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} >FLASH AT>FLASH
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.dtors :
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{
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KEEP (*crtbegin.o(.dtors))
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KEEP (*crtbegin?.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*(.dtors))
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} >FLASH AT>FLASH
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.dalign :
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{
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. = ALIGN(4);
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PROVIDE(_data_vma = .);
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} >RAM AT>FLASH
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.dlalign :
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{
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. = ALIGN(4);
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PROVIDE(_data_lma = .);
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} >FLASH AT>FLASH
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.data :
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{
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. = ALIGN(4);
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__global_pointer$ = . + 0x3fc;
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*(.gnu.linkonce.r.*)
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*(.data .data.*)
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*(.gnu.linkonce.d.*)
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. = ALIGN(8);
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*(.sdata .sdata.*)
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*(.sdata2*)
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*(.gnu.linkonce.s.*)
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. = ALIGN(8);
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*(.srodata.cst16)
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*(.srodata.cst8)
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*(.srodata.cst4)
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*(.srodata.cst2)
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*(.srodata .srodata.*)
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. = ALIGN(4);
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PROVIDE( _edata = .);
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} >RAM AT>FLASH
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.bss :
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{
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. = ALIGN(4);
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PROVIDE( _sbss = .);
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*(.sbss*)
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*(.gnu.linkonce.sb.*)
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*(.bss*)
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*(.gnu.linkonce.b.*)
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*(COMMON*)
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. = ALIGN(4);
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PROVIDE( _ebss = .);
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} >RAM AT>FLASH
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PROVIDE( _end = _ebss);
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PROVIDE( end = . );
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PROVIDE( _eusrstack = ORIGIN(RAM) + LENGTH(RAM));
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/DISCARD/ : {
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*(.note .note.*)
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*(.eh_frame .eh_frame.*)
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*(.comment .comment.*)
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*(.ARM.extab* .gnu.linkonce.armextab.*)
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*(.ARM.exidx*)
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}
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}
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@ -33,7 +33,8 @@ if(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "FreeBSD")
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set(CMAKE_C_COMPILER riscv32-unknown-elf-gcc)
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set(CMAKE_CXX_COMPILER riscv32-unknown-elf-g++)
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set(CMAKE_FIND_ROOT_PATH /usr/local/riscv/)
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#set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} --sysroot=${NEWLIB}")
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#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} --sysroot=${NEWLIB}")
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# Without these two lines it freaks out.
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set(CMAKE_C_STANDARD_COMPUTED_DEFAULT GNU)
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set(CMAKE_CXX_STANDARD_COMPUTED_DEFAULT GNU)
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@ -43,8 +44,6 @@ elseif(${CMAKE_HOST_SYSTEM_NAME} STREQUAL "Linux")
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set(NEWLIB /opt/riscv/riscv32-unknown-elf/include)
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set(CMAKE_C_COMPILER riscv32-unknown-elf-gcc)
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set(CMAKE_CXX_COMPILER riscv32-unknown-elf-g++)
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# Without these two lines it freaks out.
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set(CMAKE_C_STANDARD_COMPUTED_DEFAULT GNU)
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set(CMAKE_CXX_STANDARD_COMPUTED_DEFAULT GNU)
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else()
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@ -68,10 +67,14 @@ endif()
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# `/inc/funconfig.h` file.
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# Specify the exact Chip
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#set(MCU CH32V003J4M6)
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#set(MCU CH32V003A4M6)
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#set(MCU CH32V003F4P6)
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#set(MCU CH32V003F4U6)
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set(MCU CH32V003)
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#Define it for the preprocessor as well.
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add_compile_definitions(${MCU}=1)
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add_compile_definitions(${MCU})
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#add_definitions(-D${MCU})
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@ -110,7 +113,9 @@ set(C_FLAGS_ARCH "\
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#-------------------
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# I'm appending to the existing cflags from the cmake file in the root dir.
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${C_FLAGS_ARCH} ${OBJECT_GEN_FLAGS}")
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} \
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${C_FLAGS_ARCH} \
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${OBJECT_GEN_FLAGS}")
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#-------------------
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@ -123,8 +128,7 @@ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${C_FLAGS_ARCH} ${OBJECT_GEN_FLAGS}")
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#-------------------
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#set(LINKER_SCRIPT ${CMAKE_CURRENT_SOURCE_DIR}/${LINKER_SCRIPT})
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#set(LINKER_SCRIPT "./src/ch32v003.ld")
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set(LINKER_SCRIPT "${CMAKE_SOURCE_DIR}/src/linker_script.ld")
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set(LINKER_SCRIPT "./src/ch32v003.ld")
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#set(LD_FLAGS "-lgcc")
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set(LD_FLAGS " \
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@ -132,21 +136,8 @@ set(LD_FLAGS " \
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-Wl,-Map=${PROJECT_NAME}.map \
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-lgcc \
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-T ${LINKER_SCRIPT} \
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-Wl,--gc-sections"
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)
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-Wl,--gc-sections")
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||||
#Allowing this line causes it to attempt compiler tests and if
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# tosses errors.
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||||
#set(CMAKE_EXE_LINKER_FLAGS_INIT "${LD_FLAGS}")
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#target_link_options(my_project PRIVATE -static -nostartfiles -T linker_script.ld)
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#set(CMAKE_EXE_LINKER_FLAGS_INIT "${LD_FLAGS}")
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#set(LINKER_SCRIPT "${CMAKE_SOURCE_DIR}/src/linker_script.ld")
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#set(LINKER_SCRIPT "${CMAKE_SOURCE_DIR}/linker_script.ld")
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#set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -T ${LINKER_SCRIPT}")
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#-------------------
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@ -158,7 +149,8 @@ message(STATUS "CMAKE_INCLUDE_PATH: ${CMAKE_INCLUDE_PATH}")
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message(STATUS "CMAKE_FIND_ROOT_PATH: ${CMAKE_FIND_ROOT_PATH}")
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# Unset all cache
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||||
#unset(SEMIHOSTING)
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#unset(CMAKE_TOOLCHAIN_FILE)
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#unset(CMAKE_BUILD_TYPE)
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unset(SEMIHOSTING)
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unset(CMAKE_TOOLCHAIN_FILE)
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unset(CMAKE_BUILD_TYPE)
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@ -1,3 +1,19 @@
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# Compiler flags
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||||
add_compile_options(
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||||
-g
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||||
-Os
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-flto
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-ffunction-sections
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-fdata-sections
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-fmessage-length=0
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-msmall-data-limit=8
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-march=rv32ec
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-mabi=ilp32e
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-DCH32V003=1
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-static-libgcc
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||||
-nostdlib
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||||
-Wall
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||||
)
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||||
add_executable(${PROJECT_NAME}
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main.c
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@ -14,35 +30,11 @@ target_link_libraries(${PROJECT_NAME}
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#${CMAKE_SOURCE_DIR}/libgcc.a
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)
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target_link_options(${PROJECT_NAME} PRIVATE
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||||
-Wl,--print-memory-usage
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-Wl,-Map=${PROJECT_NAME}.map
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||||
-lgcc
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||||
-Wl,--gc-sections
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||||
-T ${CMAKE_SOURCE_DIR}/src/linker_script.ld
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||||
)
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||||
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target_compile_options(${PROJECT_NAME} PRIVATE
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-g
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-Os
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||||
-flto
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||||
-ffunction-sections
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||||
-fdata-sections
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||||
-fmessage-length=0
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||||
-msmall-data-limit=8
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||||
-march=rv32ec
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-mabi=ilp32e
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-DCH32V003=1
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||||
-static-libgcc
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||||
-nostdlib
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||||
-Wall
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||||
)
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||||
target_link_options(${PROJECT_NAME} PRIVATE -static-libgcc)
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||||
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||||
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||||
set_target_properties(${PROJECT_NAME} PROPERTIES SUFFIX ".elf")
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||||
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||||
#target_link_options(${PROJECT_NAME} PRIVATE -static -nostartfiles -T "./linker_script.ld")
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||||
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||||
# The other "targets" are size, upload, debug, production, etc
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||||
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||||
#if(NOT TARGET size)
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@ -1,16 +1,5 @@
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||||
add_library(ch32fun OBJECT
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||||
ch32fun.c
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||||
)
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||||
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||||
target_include_directories(ch32fun PUBLIC
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||||
${CMAKE_CURRENT_LIST_DIR}
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||||
${CMAKE_SOURCE_DIR}/inc
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||||
${CMAKE_SOURCE_DIR}/src/extralibs
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||||
${CMAKE_SOURCE_DIR}/src/ch32fun
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||||
)
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||||
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||||
target_compile_options(ch32fun PRIVATE
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||||
# Compiler flags
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||||
add_compile_options(
|
||||
-g
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||||
-Os
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||||
-flto
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||||
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@ -26,7 +15,17 @@ target_compile_options(ch32fun PRIVATE
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|||
-Wall
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||||
)
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||||
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||||
add_library(ch32fun OBJECT
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||||
ch32fun.c
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||||
)
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||||
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||||
target_include_directories(ch32fun PUBLIC
|
||||
${CMAKE_CURRENT_LIST_DIR}
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||||
${CMAKE_SOURCE_DIR}/inc
|
||||
${CMAKE_SOURCE_DIR}/src/extralibs
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||||
${CMAKE_SOURCE_DIR}/src/ch32fun
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||||
)
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||||
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||||
#target_link_libraries(ch32fun PRIVATE
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||||
# ${CMAKE_SOURCE_DIR}/libgcc.a
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#)
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||||
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@ -1,122 +0,0 @@
|
|||
ENTRY( InterruptVector )
|
||||
MEMORY
|
||||
{
|
||||
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 16K
|
||||
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 2K
|
||||
}
|
||||
SECTIONS
|
||||
{
|
||||
.init :
|
||||
{
|
||||
_sinit = .;
|
||||
. = ALIGN(4);
|
||||
KEEP(*(SORT_NONE(.init)))
|
||||
. = ALIGN(4);
|
||||
_einit = .;
|
||||
} >FLASH AT>FLASH
|
||||
.text :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
*(.text)
|
||||
*(.text.*)
|
||||
*(.rodata)
|
||||
*(.rodata*)
|
||||
*(.gnu.linkonce.t.*)
|
||||
. = ALIGN(4);
|
||||
} >FLASH AT>FLASH
|
||||
.fini :
|
||||
{
|
||||
KEEP(*(SORT_NONE(.fini)))
|
||||
. = ALIGN(4);
|
||||
} >FLASH AT>FLASH
|
||||
PROVIDE( _etext = . );
|
||||
PROVIDE( _eitcm = . );
|
||||
.preinit_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__preinit_array_start = .);
|
||||
KEEP (*(.preinit_array))
|
||||
PROVIDE_HIDDEN (__preinit_array_end = .);
|
||||
} >FLASH AT>FLASH
|
||||
.init_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__init_array_start = .);
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
|
||||
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
|
||||
PROVIDE_HIDDEN (__init_array_end = .);
|
||||
} >FLASH AT>FLASH
|
||||
.fini_array :
|
||||
{
|
||||
PROVIDE_HIDDEN (__fini_array_start = .);
|
||||
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
|
||||
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
|
||||
PROVIDE_HIDDEN (__fini_array_end = .);
|
||||
} >FLASH AT>FLASH
|
||||
.ctors :
|
||||
{
|
||||
KEEP (*crtbegin.o(.ctors))
|
||||
KEEP (*crtbegin?.o(.ctors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
|
||||
KEEP (*(SORT(.ctors.*)))
|
||||
KEEP (*(.ctors))
|
||||
} >FLASH AT>FLASH
|
||||
.dtors :
|
||||
{
|
||||
KEEP (*crtbegin.o(.dtors))
|
||||
KEEP (*crtbegin?.o(.dtors))
|
||||
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
|
||||
KEEP (*(SORT(.dtors.*)))
|
||||
KEEP (*(.dtors))
|
||||
} >FLASH AT>FLASH
|
||||
.dalign :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE(_data_vma = .);
|
||||
} >RAM AT>FLASH
|
||||
.dlalign :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE(_data_lma = .);
|
||||
} >FLASH AT>FLASH
|
||||
.data :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
__global_pointer$ = . + 0x3fc;
|
||||
*(.gnu.linkonce.r.*)
|
||||
*(.data .data.*)
|
||||
*(.gnu.linkonce.d.*)
|
||||
. = ALIGN(8);
|
||||
*(.sdata .sdata.*)
|
||||
*(.sdata2*)
|
||||
*(.gnu.linkonce.s.*)
|
||||
. = ALIGN(8);
|
||||
*(.srodata.cst16)
|
||||
*(.srodata.cst8)
|
||||
*(.srodata.cst4)
|
||||
*(.srodata.cst2)
|
||||
*(.srodata .srodata.*)
|
||||
. = ALIGN(4);
|
||||
PROVIDE( _edata = .);
|
||||
} >RAM AT>FLASH
|
||||
.bss :
|
||||
{
|
||||
. = ALIGN(4);
|
||||
PROVIDE( _sbss = .);
|
||||
*(.sbss*)
|
||||
*(.gnu.linkonce.sb.*)
|
||||
*(.bss*)
|
||||
*(.gnu.linkonce.b.*)
|
||||
*(COMMON*)
|
||||
. = ALIGN(4);
|
||||
PROVIDE( _ebss = .);
|
||||
} >RAM AT>FLASH
|
||||
PROVIDE( _end = _ebss);
|
||||
PROVIDE( end = . );
|
||||
PROVIDE( _eusrstack = ORIGIN(RAM) + LENGTH(RAM));
|
||||
/DISCARD/ : {
|
||||
*(.note .note.*)
|
||||
*(.eh_frame .eh_frame.*)
|
||||
*(.comment .comment.*)
|
||||
*(.ARM.extab* .gnu.linkonce.armextab.*)
|
||||
*(.ARM.exidx*)
|
||||
}
|
||||
}
|
||||
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Add table
Reference in a new issue