我正在尝试使用以下命令将一些elf文件objobj复制到ihex：
arm-none-eabi-objcopy -j .flash_vectors -j .isr_vector \
-j .text -j .rodata ./app.elf -O ihex ./app.hex
，我正在尝试将四个部分复制到ihex。问题在于objcopy仅复制其中的前三个，而没有.rodata。
我的问题是，为什么objcopy仅复制前三个部分而不复制第四部分（.rodata）？
There are 25 section headers, starting at offset 0x97350:
Section Headers:
[Nr] Name Type Addr Off Size ES Flg Lk Inf Al
[ 0] NULL 00000000 000000 000000 00 0 0 0
[ 1] .flash_vectors PROGBITS 08010000 010000 000010 00 A 0 0 1
[ 2] .isr_vector PROGBITS 08010200 010200 0001ac 00 A 0 0 512
[ 3] .text PROGBITS 080103b0 0103b0 006cf0 00 AX 0 0 16
[ 4] .rodata PROGBITS 080170a0 0170a0 0007b4 00 A 0 0 4
[ 5] .ARM ARM_EXIDX 08017854 017854 000008 00 AL 3 0 4
[ 6] .init_array INIT_ARRAY 0801785c 01785c 000004 04 WA 0 0 4
[ 7] .fini_array FINI_ARRAY 08017860 017860 000004 04 WA 0 0 4
[ 8] .data PROGBITS 20000000 020000 000124 00 WA 0 0 4
[ 9] .ccmram PROGBITS 10000000 020124 000000 00 W 0 0 1
[10] .bss NOBITS 20000124 020124 004d3c 00 WA 0 0 4
[11] ._user_heap_stack NOBITS 20004e60 020124 000600 00 WA 0 0 1
Key to Flags:
W (write), A (alloc), X (execute), M (merge), S (strings), I (info),