106 lines
1.9 KiB
Scala
106 lines
1.9 KiB
Scala
# a linker script template.
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# RAM - start of board's ram
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# RAM_SIZE - size of board's ram
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# ROM - start of board's rom
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# ROM_SIZE - size of board's rom
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test -z "${ROM:+1}" && NOROM=1
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cat <<EOF
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STARTUP(bdm-crt0.o)
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OUTPUT_ARCH(m68k)
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ENTRY(__start)
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SEARCH_DIR(.)
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GROUP(-lc -lbdm)
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__DYNAMIC = 0;
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MEMORY
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{
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${ROM:+rom (rx) : ORIGIN = ${ROM}, LENGTH = ${ROM_SIZE}}
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ram (rwx) : ORIGIN = ${RAM}, LENGTH = ${RAM_SIZE}
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}
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/* Place the stack at the end of memory, unless specified otherwise. */
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PROVIDE (__stack = ${RAM} + ${RAM_SIZE});
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SECTIONS
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{
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.text :
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{
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CREATE_OBJECT_SYMBOLS
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bdm-crt0.o(.text)
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*(.text .text.*)
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. = ALIGN(0x4);
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/* These are for running static constructors and destructors under ELF. */
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KEEP (*crtbegin.o(.ctors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors))
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KEEP (*(SORT(.ctors.*)))
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KEEP (*crtend.o(.ctors))
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KEEP (*crtbegin.o(.dtors))
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KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors))
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KEEP (*(SORT(.dtors.*)))
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KEEP (*crtend.o(.dtors))
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*(.rodata .rodata.*)
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. = ALIGN(0x4);
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*(.gcc_except_table)
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. = ALIGN(0x4);
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*(.eh_frame)
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. = ALIGN(0x4);
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__INIT_SECTION__ = . ;
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LONG (0x4e560000) /* linkw %fp,#0 */
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*(.init)
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SHORT (0x4e5e) /* unlk %fp */
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SHORT (0x4e75) /* rts */
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. = ALIGN(0x4);
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__FINI_SECTION__ = . ;
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LONG (0x4e560000) /* linkw %fp,#0 */
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*(.fini)
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SHORT (0x4e5e) /* unlk %fp */
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SHORT (0x4e75) /* rts */
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*(.lit)
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. = ALIGN(4);
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_etext = .;
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} >${ROM:+rom}${NOROM:+ram}
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.data :
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{
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__data_load = LOADADDR (.data);
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__data_start = .;
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*(.got.plt) *(.got)
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*(.shdata)
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*(.data .data.*)
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. = ALIGN (4);
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_edata = .;
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} >ram ${ROM:+AT>rom}
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.bss :
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{
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__bss_start = . ;
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*(.shbss)
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*(.bss .bss.*)
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*(COMMON)
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. = ALIGN (8);
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_end = .;
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__end = _end;
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} >ram ${ROM:+AT>rom}
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.stab 0 (NOLOAD) :
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{
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*(.stab)
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}
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.stabstr 0 (NOLOAD) :
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{
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*(.stabstr)
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}
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}
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EOF
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