| Line 53... |
Line 53... |
/* "rom" : instruction memory (int/ext IMEM or bootloader ROM) */
|
/* "rom" : instruction memory (int/ext IMEM or bootloader ROM) */
|
/* "iodev" : peripheral/IO devices */
|
/* "iodev" : peripheral/IO devices */
|
/* ************************************************************************** */
|
/* ************************************************************************** */
|
MEMORY
|
MEMORY
|
{
|
{
|
/* section base addresses and sizes have to be a multiple of 4-bytes */
|
/* section base addresses and sizes have to be a multiple of 4 bytes */
|
/* ram section: first value of LENGTH => data memory used by bootloader (fixed!); second value of LENGTH => *physical* size of data memory */
|
/* ram section: first value of LENGTH => data memory used by bootloader (fixed!); second value of LENGTH => *physical* size of data memory */
|
/* adapt the right-most value to match the *total physical data memory size* of your setup */
|
/* adapt the right-most value to match the *total physical data memory size* of your setup */
|
|
|
ram (rwx) : ORIGIN = 0x80000000, LENGTH = DEFINED(make_bootloader) ? 512 : 8*1024
|
ram (rwx) : ORIGIN = 0x80000000, LENGTH = DEFINED(make_bootloader) ? 512 : 8*1024
|
|
|
| Line 73... |
Line 73... |
SECTIONS
|
SECTIONS
|
{
|
{
|
/* start section on WORD boundary */
|
/* start section on WORD boundary */
|
. = ALIGN(4);
|
. = ALIGN(4);
|
|
|
.interp : { *(.interp) }
|
|
.note.gnu.build-id : { *(.note.gnu.build-id) }
|
|
.hash : { *(.hash) }
|
|
.gnu.hash : { *(.gnu.hash) }
|
|
.dynsym : { *(.dynsym) }
|
|
.dynstr : { *(.dynstr) }
|
|
.gnu.version : { *(.gnu.version) }
|
|
.gnu.version_d : { *(.gnu.version_d) }
|
|
.gnu.version_r : { *(.gnu.version_r) }
|
|
.rela.init : { *(.rela.init) }
|
|
.rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
|
|
.rela.fini : { *(.rela.fini) }
|
|
.rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
|
|
.rela.data.rel.ro : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) }
|
|
.rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
|
|
.rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
|
|
.rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
|
|
.rela.ctors : { *(.rela.ctors) }
|
|
.rela.dtors : { *(.rela.dtors) }
|
|
.rela.got : { *(.rela.got) }
|
|
.rela.sdata : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
|
|
.rela.sbss : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
|
|
.rela.sdata2 : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
|
|
.rela.sbss2 : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
|
|
.rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
|
|
/* Actual instructions */
|
/* Actual instructions */
|
.text :
|
.text :
|
{
|
{
|
PROVIDE(__text_start = .);
|
PROVIDE(__text_start = .);
|
PROVIDE(__textstart = .);
|
PROVIDE(__textstart = .);
|
| Line 159... |
Line 135... |
PROVIDE (_etext = .);
|
PROVIDE (_etext = .);
|
PROVIDE (etext = .);
|
PROVIDE (etext = .);
|
} > rom
|
} > rom
|
|
|
|
|
/* read-only data, appended to text */
|
/* read-only data, appended to .text */
|
.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
|
|
.rodata1 : { *(.rodata1) }
|
|
.rodata :
|
.rodata :
|
{
|
{
|
PROVIDE_HIDDEN (__init_array_start = .);
|
PROVIDE_HIDDEN (__init_array_start = .);
|
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
|
KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
|
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
|
KEEP (*(.init_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .ctors))
|
| Line 174... |
Line 148... |
PROVIDE_HIDDEN (__fini_array_start = .);
|
PROVIDE_HIDDEN (__fini_array_start = .);
|
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
|
KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))
|
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
|
KEEP (*(.fini_array EXCLUDE_FILE (*crtbegin.o *crtbegin?.o *crtend.o *crtend?.o ) .dtors))
|
PROVIDE_HIDDEN (__fini_array_end = .);
|
PROVIDE_HIDDEN (__fini_array_end = .);
|
|
|
|
*(.rodata .rodata.* .gnu.linkonce.r.*)
|
|
*(.rodata1)
|
|
|
/* finish section on WORD boundary */
|
/* finish section on WORD boundary */
|
. = ALIGN(4);
|
. = ALIGN(4);
|
} > rom
|
} > rom
|
|
|
|
|
/* initialized read/write data, accessed in RAM, placed in ROM, copied during boot */
|
/* initialized read/write data, accessed in RAM, placed in ROM, copied during boot */
|
.jcr : { KEEP (*(.jcr)) }
|
|
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*) }
|
|
.dynamic : { *(.dynamic) }
|
|
.data1 : { *(.data1) }
|
|
.got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) }
|
|
.data :
|
.data :
|
{
|
{
|
__DATA_BEGIN__ = .;
|
__DATA_BEGIN__ = .;
|
__SDATA_BEGIN__ = .;
|
__SDATA_BEGIN__ = .;
|
*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
|
*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
|
|
*(.data1)
|
*(.data .data.* .gnu.linkonce.d.*)
|
*(.data .data.* .gnu.linkonce.d.*)
|
SORT(CONSTRUCTORS)
|
SORT(CONSTRUCTORS)
|
|
|
|
*(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro .data.rel.ro.* .gnu.linkonce.d.rel.ro.*)
|
|
*(.dynamic)
|
|
|
/* We want the small data sections together, so single-instruction offsets
|
/* We want the small data sections together, so single-instruction offsets
|
can access them all, and initialized data all before uninitialized, so
|
can access them all, and initialized data all before uninitialized, so
|
we can shorten the on-disk segment size. */
|
we can shorten the on-disk segment size. */
|
|
|
*(.srodata.cst16) *(.srodata.cst8) *(.srodata.cst4) *(.srodata.cst2) *(.srodata .srodata.*)
|
*(.srodata.cst16) *(.srodata.cst8) *(.srodata.cst4) *(.srodata.cst2) *(.srodata .srodata.*)
|
| Line 215... |
Line 190... |
|
|
} > ram AT > rom
|
} > ram AT > rom
|
|
|
|
|
/* zero/non-initialized read/write data placed in RAM */
|
/* zero/non-initialized read/write data placed in RAM */
|
.sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
|
|
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
|
|
.bss (NOLOAD):
|
.bss (NOLOAD):
|
{
|
{
|
__bss_start = .;
|
__bss_start = .;
|
*(.dynsbss)
|
*(.dynsbss)
|
*(.sbss .sbss.* .gnu.linkonce.sb.*)
|
*(.sbss .sbss.* .gnu.linkonce.sb.*)
|
|
*(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
|
|
*(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon)
|
*(.scommon)
|
*(.scommon)
|
|
|
*(.dynbss)
|
*(.dynbss)
|
*(.bss .bss.* .gnu.linkonce.b.*)
|
*(.bss .bss.* .gnu.linkonce.b.*)
|
|
|
PROVIDE_HIDDEN (__preinit_array_start = .);
|
PROVIDE_HIDDEN (__preinit_array_start = .);
|
KEEP (*(.preinit_array))
|
KEEP (*(.preinit_array))
|
| Line 241... |
Line 215... |
pad the .data section. */
|
pad the .data section. */
|
. = ALIGN(. != 0 ? 32 / 8 : 1);
|
. = ALIGN(. != 0 ? 32 / 8 : 1);
|
|
|
. = ALIGN(32 / 8);
|
. = ALIGN(32 / 8);
|
__BSS_END__ = .;
|
__BSS_END__ = .;
|
__global_pointer$ = MIN(__SDATA_BEGIN__ + 0x800,
|
__global_pointer$ = MIN(__SDATA_BEGIN__ + 0x800, MAX(__DATA_BEGIN__ + 0x800, __BSS_END__ - 0x800));
|
MAX(__DATA_BEGIN__ + 0x800, __BSS_END__ - 0x800));
|
|
_end = .; PROVIDE (end = .);
|
_end = .; PROVIDE (end = .);
|
} > ram
|
} > ram
|
|
|
|
|
|
/* Yet unused */
|
|
.jcr : { KEEP (*(.jcr)) }
|
|
.got : { *(.got.plt) *(.igot.plt) *(.got) *(.igot) } .interp : { *(.interp) }
|
|
.note.gnu.build-id : { *(.note.gnu.build-id) }
|
|
.hash : { *(.hash) }
|
|
.gnu.hash : { *(.gnu.hash) }
|
|
.dynsym : { *(.dynsym) }
|
|
.dynstr : { *(.dynstr) }
|
|
.gnu.version : { *(.gnu.version) }
|
|
.gnu.version_d : { *(.gnu.version_d) }
|
|
.gnu.version_r : { *(.gnu.version_r) }
|
|
.rela.init : { *(.rela.init) }
|
|
.rela.text : { *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*) }
|
|
.rela.fini : { *(.rela.fini) }
|
|
.rela.rodata : { *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*) }
|
|
.rela.data.rel.ro : { *(.rela.data.rel.ro .rela.data.rel.ro.* .rela.gnu.linkonce.d.rel.ro.*) }
|
|
.rela.data : { *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*) }
|
|
.rela.tdata : { *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*) }
|
|
.rela.tbss : { *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*) }
|
|
.rela.ctors : { *(.rela.ctors) }
|
|
.rela.dtors : { *(.rela.dtors) }
|
|
.rela.got : { *(.rela.got) }
|
|
.rela.sdata : { *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*) }
|
|
.rela.sbss : { *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*) }
|
|
.rela.sdata2 : { *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*) }
|
|
.rela.sbss2 : { *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*) }
|
|
.rela.bss : { *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*) }
|
|
|
|
|
/* Stabs debugging sections. */
|
/* Stabs debugging sections. */
|
.stab 0 : { *(.stab) }
|
.stab 0 : { *(.stab) }
|
.stabstr 0 : { *(.stabstr) }
|
.stabstr 0 : { *(.stabstr) }
|
.stab.excl 0 : { *(.stab.excl) }
|
.stab.excl 0 : { *(.stab.excl) }
|
.stab.exclstr 0 : { *(.stab.exclstr) }
|
.stab.exclstr 0 : { *(.stab.exclstr) }
|
| Line 292... |
Line 294... |
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
|
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
|
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
|
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) *(.gnu.lto_*) }
|
|
|
|
|
/* Provide symbols for neorv32 crt0 start-up code */
|
/* Provide symbols for neorv32 crt0 start-up code */
|
|
PROVIDE(__ctr0_imem_begin = ORIGIN(rom));
|
|
PROVIDE(__ctr0_dmem_begin = ORIGIN(ram));
|
PROVIDE(__crt0_stack_begin = (ORIGIN(ram) + LENGTH(ram)) - 4);
|
PROVIDE(__crt0_stack_begin = (ORIGIN(ram) + LENGTH(ram)) - 4);
|
PROVIDE(__crt0_bss_start = __bss_start);
|
PROVIDE(__crt0_bss_start = __bss_start);
|
PROVIDE(__crt0_bss_end = __BSS_END__);
|
PROVIDE(__crt0_bss_end = __BSS_END__);
|
PROVIDE(__crt0_copy_data_src_begin = __etext + SIZEOF(.rodata));
|
PROVIDE(__crt0_copy_data_src_begin = __etext + SIZEOF(.rodata));
|
PROVIDE(__crt0_copy_data_dst_begin = __DATA_BEGIN__);
|
PROVIDE(__crt0_copy_data_dst_begin = __DATA_BEGIN__);
|
