93 lines
2.5 KiB
Python
93 lines
2.5 KiB
Python
|
# 32 interrupt vectors + 32 trap vectors each of 4 bytes
|
||
|
|
# The .bss and .data sections need to be contiguous for direct addressing
|
||
|
|
# The data page pointer gets loaded with the start of .bss
|
||
|
|
# TI C compiler uses .cinit to initialise variables in .bss
|
||
|
|
|
||
|
|
test -z "$ENTRY" && ENTRY=_start
|
||
|
|
# These are substituted in as variables in order to get '}' in a shell
|
||
|
|
# conditional expansion.
|
||
|
|
INIT='.init : { *(.init) }'
|
||
|
|
FINI='.fini : { *(.fini) }'
|
||
|
|
cat <<EOF
|
||
|
|
OUTPUT_FORMAT("${OUTPUT_FORMAT}")
|
||
|
|
OUTPUT_ARCH("${OUTPUT_ARCH}")
|
||
|
|
${LIB_SEARCH_DIRS}
|
||
|
|
|
||
|
|
ENTRY(${ENTRY})
|
||
|
|
${RELOCATING+ __SYSMEM_SIZE = DEFINED(__SYSMEM_SIZE) ? __SYSMEM_SIZE : 0x4000;}
|
||
|
|
${RELOCATING+ __STACK_SIZE = DEFINED(__STACK_SIZE) ? __STACK_SIZE : 0x1000;}
|
||
|
|
|
||
|
|
SECTIONS
|
||
|
|
{
|
||
|
|
.comms ${RELOCATING+ 64} : {
|
||
|
|
*(.comms)
|
||
|
|
}
|
||
|
|
.bss ${RELOCATING+ SIZEOF(.comms) + ADDR(.comms)} : {
|
||
|
|
${RELOCATING+ .bss = .;}
|
||
|
|
*(.bss)
|
||
|
|
*(COMMON)
|
||
|
|
${RELOCATING+ end = .;}
|
||
|
|
${RELOCATING+ _end = end;}
|
||
|
|
}
|
||
|
|
.data ${RELOCATING+ SIZEOF(.bss) + ADDR(.bss)} :
|
||
|
|
{
|
||
|
|
${RELOCATING+ .data = .;}
|
||
|
|
*(.data)
|
||
|
|
${RELOCATING+ edata = .;}
|
||
|
|
}
|
||
|
|
.const ${RELOCATING+ SIZEOF(.data) + ADDR(.data)} :
|
||
|
|
{
|
||
|
|
*(.const)
|
||
|
|
}
|
||
|
|
.cinit ${RELOCATING+ SIZEOF(.const) + ADDR(.const)} :
|
||
|
|
{
|
||
|
|
${RELOCATING+ cinit = .;}
|
||
|
|
*(.cinit)
|
||
|
|
LONG(0);
|
||
|
|
}
|
||
|
|
.text ${RELOCATING+ SIZEOF(.cinit) + ADDR(.cinit)} : {
|
||
|
|
${RELOCATING+ .text = .;}
|
||
|
|
${RELOCATING+ *(.init)}
|
||
|
|
*(.text)
|
||
|
|
${CONSTRUCTING+ ___CTOR_LIST__ = .;}
|
||
|
|
${CONSTRUCTING+ LONG(___CTOR_END__ - ___CTOR_LIST__ - 2)}
|
||
|
|
${CONSTRUCTING+ *(.ctors)}
|
||
|
|
${CONSTRUCTING+ LONG(0);}
|
||
|
|
${CONSTRUCTING+ ___CTOR_END__ = .;}
|
||
|
|
${CONSTRUCTING+ ___DTOR_LIST__ = .;}
|
||
|
|
${CONSTRUCTING+ LONG(___DTOR_END__ - ___DTOR_LIST__ - 2)}
|
||
|
|
${CONSTRUCTING+ *(.dtors)}
|
||
|
|
${CONSTRUCTING+ LONG(0)}
|
||
|
|
${CONSTRUCTING+ ___DTOR_END__ = .;}
|
||
|
|
${RELOCATING+ *(.fini)}
|
||
|
|
${RELOCATING+ etext = .;}
|
||
|
|
${RELOCATING+ _etext = etext;}
|
||
|
|
}
|
||
|
|
.stack ${RELOCATING+ SIZEOF(.text) + ADDR(.text)} :
|
||
|
|
{
|
||
|
|
*(.stack)
|
||
|
|
${RELOCATING+ . = . + __STACK_SIZE};
|
||
|
|
}
|
||
|
|
.sysmem ${RELOCATING+ SIZEOF(.stack) + ADDR(.stack)} :
|
||
|
|
{
|
||
|
|
*(.sysmem)
|
||
|
|
}
|
||
|
|
.heap ${RELOCATING+ SIZEOF(.sysmem) + ADDR(.sysmem)} :
|
||
|
|
{
|
||
|
|
${RELOCATING+ . += __SYSMEM_SIZE - SIZEOF(.sysmem)};
|
||
|
|
}
|
||
|
|
${RELOCATING- ${INIT}}
|
||
|
|
${RELOCATING- ${FINI}}
|
||
|
|
.stab 0 ${RELOCATING+(NOLOAD)} :
|
||
|
|
{
|
||
|
|
[ .stab ]
|
||
|
|
}
|
||
|
|
.stabstr 0 ${RELOCATING+(NOLOAD)} :
|
||
|
|
{
|
||
|
|
[ .stabstr ]
|
||
|
|
}
|
||
|
|
/* The TI tools sets cinit to -1 if the ram model is used. */
|
||
|
|
${RELOCATING+ cinit = SIZEOF(.cinit) == 1 ? cinit : -1;}
|
||
|
|
}
|
||
|
|
EOF
|