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Diffstat (limited to 'ld/scripttempl/tic4xcoff.sc')
| -rw-r--r-- | ld/scripttempl/tic4xcoff.sc | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/ld/scripttempl/tic4xcoff.sc b/ld/scripttempl/tic4xcoff.sc deleted file mode 100644 index 83245ca..0000000 --- a/ld/scripttempl/tic4xcoff.sc +++ /dev/null @@ -1,151 +0,0 @@ -# In microcomputer (MC) mode, the vectors are mapped into the on-chip ROM, -# otherwise in microprocessor (MP) mode the vectors are mapped to address 0 -# on the external bus. In MC mode, the on-chip ROM contains a bootloader program -# that loads the internal RAM from the serial port or external ROM. -# -# Common configurations: -# 1. MC mode, no external memory (serial boot). -# 2. MC mode, external RAM (serial boot). -# 3. MC mode, external ROM. -# 4. MC mode, external ROM, external RAM. -# 5. MP mode, external ROM. -# 6. MP mode, external ROM, external RAM. -# 7. MP mode, external RAM (dual-port with hosting CPU or external debugger). -# -# Config TEXT DATA/BSS -# 1. INT_RAM INT_RAM (mcmode,onchip) -# 2. EXT_RAM EXT_RAM (mcmode,extram) -# 3. INT_RAM INT_RAM (mcmode,onchip) -# 4. EXT_RAM EXT_RAM (mcmode,extram) -# 5. EXT_ROM INT_RAM (mpmode,onchip,extrom) -# 6. EXT_ROM EXT_RAM (mpmode,extram,extrom) -# 7. EXT_RAM EXT_RAM (mpmode,extram) -# -# In MC mode, TEXT and DATA are copied into RAM by the bootloader. -# -# In MP mode with external ROM, DATA needs to be copied into RAM at boot time. -# -# If there is external RAM it is better to use that and reserve the internal RAM -# for data buffers. However, the address of the external RAM needs to be specified. -# -# This emulation assumes config 7. - -case $OUTPUT_ARCH in - tic3x) OUTPUT_ARCHNAME="TMS320C3x" ;; - tic4x) OUTPUT_ARCHNAME="TMS320C4x" ;; -esac - -case $ONCHIP in - yes) RAM=RAM; - STACK_SIZE_DEFAULT=128; - HEAP_SIZE_DEFAULT=0; - ;; - *) RAM=EXT0; - STACK_SIZE_DEFAULT=0x1000; - HEAP_SIZE_DEFAULT=0x4000; - ;; -esac - -TEXT_MEMORY=$RAM; -DATA_MEMORY=$RAM; - - -MEMORY_DEF=" -/* C30 memory space. */ -MEMORY -{ - EXT0 : org = 0x0000000, len = 0x800000 /* External address bus. */ - XBUS : org = 0x0800000, len = 0x002000 /* Expansion bus. */ - IOBUS : org = 0x0804000, len = 0x002000 /* I/O BUS. */ - RAM0 : org = 0x0809800, len = 0x000400 /* Internal RAM block 0. */ - RAM1 : org = 0x0809a00, len = 0x000400 /* Internal RAM block 1. */ - RAM : org = 0x0809800, len = 0x000800 /* Internal RAM. */ - EXT1 : org = 0x080a000, len = 0x7f6000 /* External address bus. */ -} -" - -test -z "$ENTRY" && ENTRY=_start - -cat <<EOF -${RELOCATING+/* Linker script for $OUTPUT_ARCHNAME executable. */} -${RELOCATING-/* Linker script for $OUTPUT_ARCHNAME object file (ld -r). */} - -OUTPUT_FORMAT("${OUTPUT_FORMAT}") -OUTPUT_ARCH("${OUTPUT_ARCH}") -${LIB_SEARCH_DIRS} -${RELOCATING+ENTRY (${ENTRY})} - -${RELOCATING+ __HEAP_SIZE = DEFINED(__HEAP_SIZE) ? __HEAP_SIZE : ${HEAP_SIZE_DEFAULT};} -${RELOCATING+ __STACK_SIZE = DEFINED(__STACK_SIZE) ? __STACK_SIZE : ${STACK_SIZE_DEFAULT};} - -${RELOCATING+${MEMORY_DEF}} - -/* In the small memory model the .data and .bss sections must be contiguous - when loaded and fit within the same page. The DP register is loaded - with the page address. */ - -SECTIONS -{ - /* Reset, interrupt, and trap vectors. */ - .vectors ${RELOCATING+ 0} : { - *(.vectors) - } ${RELOCATING+ > ${TEXT_MEMORY}} - /* Constants. */ - .const : { - *(.const) - } ${RELOCATING+ > ${TEXT_MEMORY}} - /* Program code. */ - .text : { - ${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+ > ${TEXT_MEMORY}} - /* Global initialised variables. */ - .data : - { - ${RELOCATING+ __data = .;} - *(.data) - ${RELOCATING+ __edata = .;} - } ${RELOCATING+ > ${DATA_MEMORY}} - /* Global uninitialised variables. */ - .bss : { - ${RELOCATING+ __bss = .;} - *(.bss) - *(COMMON) - ${RELOCATING+ __end = .;} - } ${RELOCATING+ > ${DATA_MEMORY}} - /* Heap. */ - .heap : - { - ${RELOCATING+ __heap = .;} - ${RELOCATING+ . += __HEAP_SIZE}; - } ${RELOCATING+ > ${DATA_MEMORY}} - /* Stack (grows upward). */ - .stack : - { - ${RELOCATING+ __stack = .;} - *(.stack) - ${RELOCATING+ . = . + __STACK_SIZE}; - } ${RELOCATING+ > ${DATA_MEMORY}} - .stab 0 ${RELOCATING+(NOLOAD)} : - { - [ .stab ] - } - .stabstr 0 ${RELOCATING+(NOLOAD)} : - { - [ .stabstr ] - } -} -EOF |