# a linker script template. # RAM - start of board's ram # RAM_SIZE - size of board's ram # ROM - start of board's rom # ROM_SIZE - size of board's rom # IO - io library name test -z "${ROM:+1}" && NOROM=1 cat <<EOF STARTUP(cf-${IO}-crt0.o) OUTPUT_ARCH(m68k) ENTRY(__start) SEARCH_DIR(.) GROUP(-lc -l${IO} -lcf) __DYNAMIC = 0; MEMORY { ${ROM:+rom (rx) : ORIGIN = ${ROM}, LENGTH = ${ROM_SIZE}} ram (rwx) : ORIGIN = ${RAM}, LENGTH = ${RAM_SIZE} } /* Place the stack at the end of memory, unless specified otherwise. */ PROVIDE (__stack = ${RAM} + ${RAM_SIZE}); SECTIONS { .text : { CREATE_OBJECT_SYMBOLS *(.interrupt_vector) cf-${IO}-crt0.o(.text) *(.text .text.*) *(.gnu.linkonce.t.*) . = ALIGN(0x4); /* These are for running static constructors and destructors under ELF. */ KEEP (*crtbegin.o(.ctors)) KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) KEEP (*(SORT(.ctors.*))) KEEP (*crtend.o(.ctors)) KEEP (*crtbegin.o(.dtors)) KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) KEEP (*(SORT(.dtors.*))) KEEP (*crtend.o(.dtors)) . = ALIGN(0x4); KEEP (*crtbegin.o(.jcr)) KEEP (*(EXCLUDE_FILE (*crtend.o) .jcr)) KEEP (*crtend.o(.jcr)) *(.rodata .rodata.*) *(.gnu.linkonce.r.*) . = ALIGN(0x4); *(.gcc_except_table) . = ALIGN(0x4); *(.eh_frame) . = ALIGN(0x4); _init = . ; LONG (0x4e560000) /* linkw %fp,#0 */ *(.init) SHORT (0x4e5e) /* unlk %fp */ SHORT (0x4e75) /* rts */ . = ALIGN(0x4); _fini = . ; LONG (0x4e560000) /* linkw %fp,#0 */ *(.fini) SHORT (0x4e5e) /* unlk %fp */ SHORT (0x4e75) /* rts */ *(.lit) . = ALIGN(4); _etext = .; } >${ROM:+rom}${NOROM:+ram} .data : { __data_load = LOADADDR (.data); __data_start = .; *(.got.plt) *(.got) *(.shdata) *(.data .data.*) *(.gnu.linkonce.d.*) . = ALIGN (4); _edata = .; } >ram ${ROM:+AT>rom} .bss : { __bss_start = . ; *(.shbss) *(.bss .bss.*) *(.gnu.linkonce.b.*) *(COMMON) . = ALIGN (8); _end = .; __end = _end; } >ram ${ROM:+AT>rom} .stab 0 (NOLOAD) : { *(.stab) } .stabstr 0 (NOLOAD) : { *(.stabstr) } /* DWARF debug sections. Symbols in the DWARF debugging sections are relative to the beginning of the section so we begin them at 0. */ /* DWARF 1 */ .debug 0 : { *(.debug) } .line 0 : { *(.line) } /* GNU DWARF 1 extensions */ .debug_srcinfo 0 : { *(.debug_srcinfo) } .debug_sfnames 0 : { *(.debug_sfnames) } /* DWARF 1.1 and DWARF 2 */ .debug_aranges 0 : { *(.debug_aranges) } .debug_pubnames 0 : { *(.debug_pubnames) } /* DWARF 2 */ .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } .debug_abbrev 0 : { *(.debug_abbrev) } .debug_line 0 : { *(.debug_line) } .debug_frame 0 : { *(.debug_frame) } .debug_str 0 : { *(.debug_str) } .debug_loc 0 : { *(.debug_loc) } .debug_macinfo 0 : { *(.debug_macinfo) } } EOF