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- /* Copyright 2019 SiFive, Inc */
- /* SPDX-License-Identifier: Apache-2.0 */
- /* ----------------------------------- */
- /* ----------------------------------- */
- OUTPUT_ARCH("riscv")
- ENTRY(_enter)
- MEMORY
- {
- ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 0x4000
- flash (rxai!w) : ORIGIN = 0x20010000, LENGTH = 0x6a120
- }
- PHDRS
- {
- flash PT_LOAD;
- ram_init PT_LOAD;
- itim_init PT_LOAD;
- ram PT_LOAD;
- itim PT_LOAD;
- }
- SECTIONS
- {
- __stack_size = DEFINED(__stack_size) ? __stack_size : 0x400;
- PROVIDE(__stack_size = __stack_size);
- __heap_size = DEFINED(__heap_size) ? __heap_size : 0x400;
- PROVIDE(__metal_boot_hart = 0);
- PROVIDE(__metal_chicken_bit = 0);
- .init :
- {
- KEEP (*(.text.metal.init.enter))
- KEEP (*(SORT_NONE(.init)))
- KEEP (*(.text.libgloss.start))
- } >ram AT>ram :ram
- .text :
- {
- *(.text.unlikely .text.unlikely.*)
- *(.text.startup .text.startup.*)
- *(.text .text.*)
- *(.itim .itim.*)
- *(.gnu.linkonce.t.*)
- } >ram AT>ram :ram
- .fini :
- {
- KEEP (*(SORT_NONE(.fini)))
- } >ram AT>ram :ram
- PROVIDE (__etext = .);
- PROVIDE (_etext = .);
- PROVIDE (etext = .);
- .rodata :
- {
- *(.rdata)
- *(.rodata .rodata.*)
- *(.gnu.linkonce.r.*)
- . = ALIGN(8);
- *(.srodata.cst16)
- *(.srodata.cst8)
- *(.srodata.cst4)
- *(.srodata.cst2)
- *(.srodata .srodata.*)
- } >ram AT>ram :ram
- . = ALIGN(4);
- .preinit_array :
- {
- PROVIDE_HIDDEN (__preinit_array_start = .);
- KEEP (*(.preinit_array))
- PROVIDE_HIDDEN (__preinit_array_end = .);
- } >ram AT>ram :ram
- .init_array :
- {
- PROVIDE_HIDDEN (__init_array_start = .);
- 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))
- PROVIDE_HIDDEN (__init_array_end = .);
- } >ram AT>ram :ram
- .fini_array :
- {
- PROVIDE_HIDDEN (__fini_array_start = .);
- 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))
- PROVIDE_HIDDEN (__fini_array_end = .);
- } >ram AT>ram :ram
- .ctors :
- {
- /* gcc uses crtbegin.o to find the start of
- the constructors, so we make sure it is
- first. Because this is a wildcard, it
- doesn't matter if the user does not
- actually link against crtbegin.o; the
- linker won't look for a file to match a
- wildcard. The wildcard also means that it
- doesn't matter which directory crtbegin.o
- is in. */
- KEEP (*crtbegin.o(.ctors))
- KEEP (*crtbegin?.o(.ctors))
- /* We don't want to include the .ctor section from
- the crtend.o file until after the sorted ctors.
- The .ctor section from the crtend file contains the
- end of ctors marker and it must be last */
- KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
- KEEP (*(SORT(.ctors.*)))
- KEEP (*(.ctors))
- } >ram AT>ram :ram
- .dtors :
- {
- KEEP (*crtbegin.o(.dtors))
- KEEP (*crtbegin?.o(.dtors))
- KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
- KEEP (*(SORT(.dtors.*)))
- KEEP (*(.dtors))
- } >ram AT>ram :ram
- .litimalign :
- {
- . = ALIGN(4);
- PROVIDE( metal_segment_itim_source_start = . );
- } >ram AT>ram :ram
- .ditimalign :
- {
- . = ALIGN(4);
- PROVIDE( metal_segment_itim_target_start = . );
- } >ram AT>ram :ram_init
- .itim :
- {
- *(.itim .itim.*)
- } >ram AT>ram :ram_init
- . = ALIGN(8);
- PROVIDE( metal_segment_itim_target_end = . );
- .lalign :
- {
- . = ALIGN(4);
- PROVIDE( _data_lma = . );
- PROVIDE( metal_segment_data_source_start = . );
- } >ram AT>ram :ram
- .dalign :
- {
- . = ALIGN(4);
- PROVIDE( metal_segment_data_target_start = . );
- } >ram AT>ram :ram_init
- .data :
- {
- *(.data .data.*)
- *(.gnu.linkonce.d.*)
- . = ALIGN(8);
- PROVIDE( __global_pointer$ = . + 0x800 );
- *(.sdata .sdata.* .sdata2.*)
- *(.gnu.linkonce.s.*)
- } >ram AT>ram :ram_init
- . = ALIGN(4);
- PROVIDE( _edata = . );
- PROVIDE( edata = . );
- PROVIDE( metal_segment_data_target_end = . );
- PROVIDE( _fbss = . );
- PROVIDE( __bss_start = . );
- PROVIDE( metal_segment_bss_target_start = . );
- .bss :
- {
- *(.sbss*)
- *(.gnu.linkonce.sb.*)
- *(.bss .bss.*)
- *(.gnu.linkonce.b.*)
- *(COMMON)
- . = ALIGN(4);
- } >ram AT>ram :ram
- . = ALIGN(8);
- PROVIDE( _end = . );
- PROVIDE( end = . );
- PROVIDE( metal_segment_bss_target_end = . );
- .stack :
- {
- PROVIDE(metal_segment_stack_begin = .);
- . = __stack_size;
- PROVIDE( _sp = . );
- PROVIDE(metal_segment_stack_end = .);
- } >ram AT>ram :ram
- .heap :
- {
- PROVIDE( metal_segment_heap_target_start = . );
- . = __heap_size;
- PROVIDE( metal_segment_heap_target_end = . );
- PROVIDE( _heap_end = . );
- } >ram AT>ram :ram
- }
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