the question of the starting of uclinux by u-boot

1 reply to Scott

the output of nios2-elf-objdump -h u-boot:

u-boot: file format elf32-littlenios2

sections:

idx name size vma lma file off algn

0 .text 00017da9 00fc0000 00fc0000 00000094 2**4

contents, alloc, load, readonly, code

1 .u_boot_cmd 000003c0 00fd7dac 00fd7dac 00017e3d 2**2

contents, alloc, load, data

2 .data 00000a6c 00fd816c 00fd816c 000181fd 2**2

contents, alloc, load, data

3 .bss 00003cd4 00fd8be0 00fd8be0 00018c69 2**2

alloc

4 .comment 000007e5 00000000 00000000 00018c69 2**0

contents, readonly

the output of nios2-elf-objdump -h vmlinux:

vmlinux: file format elf32-littlenios2

sections:

idx name size vma lma file off algn

0 .text 000d7aa4 00800000 00800000 00000094 2**3

contents, alloc, load, readonly, code

1 .data 0001c550 008d7ab0 008d7ab0 000d7b38 2**4

contents, alloc, load, data

2 .init 0000d2a4 008f4000 008f4000 000f4088 2**2

contents, alloc, load, code

3 .bss 0000a220 009012b0 009012b0 0010132c 2**4

alloc

4 .sbss 00000022 0090b4d0 0090b4d0 0010132c 2**0

alloc, small_data

5 .eram 00000000 01000000 01000000 0010132c 2**0

contents

6 .romfs .data 00000000 00200000 00200000 0010132c 2**0

contents

7 .comment 00002850 00000000 00000000 0010132c 2**0

contents, readonly

2 i use the custom developing board which is not altera and Microtronix. whether or not i need to port uclinux for my board?

3 can i modify the kernel or filesystem download \ load and entry point address in the memory? if yes, how to do it?