/* $NetBSD: ldscript,v 1.5 2012/08/06 02:14:16 matt Exp $ */ OUTPUT_FORMAT("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") OUTPUT_ARCH(arm) ENTRY(FLASH) MEMORY { /* We will locate the .text section in flash, and will run directly from there just long enough to relocate our .text and .data into a small chunk of SDRAM starting at (SDRAM + 1M). */ flash : o = 0x80000, l = 6M sdram : o = 0xa0100000, l = 1M /* kernel loads at 0xa0200000 */ } SECTIONS { FLASH = 0x80000; /DISCARD/ : { *(.ARM.attributes*) *(.ARM.exidx) } /* Read-only sections, merged into text segment: */ __text_store = FLASH; .text : AT (FLASH) { *(.text) *(.text.*) *(.stub) *(.glue_7t) *(.glue_7) *(.rodata) *(.rodata.*) } > sdram =0 PROVIDE (__etext = .); PROVIDE (_etext = .); PROVIDE (etext = .); __data_store = FLASH + SIZEOF(.text); .data : AT (LOADADDR(.text) + SIZEOF(.text)) { __data_start = . ; *(.data) *(.data.*) } > sdram .sdata : AT (LOADADDR(.data) + SIZEOF(.data)) { *(.sdata) *(.sdata.*) . = ALIGN(32 / 8); } > sdram _edata = .; PROVIDE (edata = .); __bss_start = .; __bss_start__ = .; .sbss : AT (ADDR(.sbss)) { PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .); *(.dynsbss) *(.sbss) *(.sbss.*) *(.scommon) PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .); } > sdram .bss : AT (ADDR(.bss)) { *(.dynbss) *(.bss) *(.bss.*) *(COMMON) /* Align here to ensure that the .bss section occupies space up to _end. Align after .bss to ensure correct alignment even if the .bss section disappears because there are no input sections. */ . = ALIGN(32 / 8); } > sdram . = ALIGN(32 / 8); _end = .; _bss_end__ = . ; __bss_end__ = . ; __end__ = . ; PROVIDE (end = .); .image (FLASH + SIZEOF(.text) + SIZEOF(.data) + SIZEOF(.sdata)) : AT (LOADADDR(.sdata) + SIZEOF(.sdata)) { *(.image) } } |