os.ld

/*
 * krv-os.ld
 * Linker script for KRV-OS
 */

 OUTPUT_ARCH("riscv")

 ENTRY(_start)

/*
 *  Define a region named ram
 */
 MEMORY
 {
     ram (wxa!ri) : ORIGIN = 0x80000000, LENGTH = 128M
 }

/*
 * Define sections
 */

 SECTIONS
 {
     .text : {
         PROVIDE(_text_start = .);
         *(.text .text.*)
         PROVIDE(_text_end = .);
     } > ram

     .rodata : {
         PROVIDE(_rodata_start = .);
         *(.rodata .rodata.*)
         PROVIDE(_rodata_end = .);
     } > ram

     .data : {
         . = ALIGN(4096);
         PROVIDE(_data_start = .);
         *(.sdata .sdata.*)
         *(.data .data.*)
         PROVIDE(_data_end = .);
     } > ram

     .bss : {
         PROVIDE(_bss_start = .);
         *(.sbss .sbss.*)
         *(.bss .bss.*)
         *(COMMON)
         PROVIDE(_bss_end = .);
     } > ram

     PROVIDE(_memory_start = ORIGIN(ram));
     PROVIDE(_memory_end = ORIGIN(ram) + LENGTH(ram));

     PROVIDE(_heap_start = _bss_end);
     PROVIDE(_heap_size = _memory_end - _heap_start);
 }