关于SDK移植到RTT出现的relocation 问题

发布于 2019-08-06 10:53:58 浏览：2693 订阅该版

自用SDK用risc-none-embed-gcc编译成了 .a 静态库文件，然后和头文件一起引用链接到rtt中生成rtthread.elf文件，链接的时候报错，错误信息如下：
```
~~~~~~~~^~~~~~~~~
CC build/sdk/asr/common/src/sampleapp_regcomp.o
CC build/sdk/asr/common/src/sampleapp_stdout_stream.o
CXX build/sdk/nlp/ack_nlp.o
CXX build/sdk/tts/ack_tts.o
LINK rtthread.elf
build/kernel/libcpu/risc-v/k210/startup_gcc.o: in function `.L0 ':
(.start+0x11e): relocation truncated to fit: R_RISCV_JAL against symbol `primary_cpu_entry' defined in .text.primary_cpu_entry section in build/driver/board.o
build/kernel/libcpu/risc-v/common/context_gcc.o: in function `rt_hw_context_switch_to':
(.text+0x12): relocation truncated to fit: R_RISCV_JAL against symbol `rt_cpus_lock_status_restore' defined in .text.rt_cpus_lock_status_restore section in build/kernel/src/cpu.o
build/kernel/libcpu/risc-v/k210/interrupt_gcc.o: in function `.L0 ':
(.text.entry+0x80): relocation truncated to fit: R_RISCV_JAL against symbol `rt_hw_context_switch_exit' defined in .text section in build/kernel/libcpu/risc-v/common/context_gcc.o
collect2: error: ld returned 1 exit status
scons: *** [rtthread.elf] Error 1
scons: building terminated because of errors.
```
许久没能解决问题，望高手指点。