1 1.24 maxv /* $NetBSD: kern.ldscript,v 1.24 2017/08/18 10:28:53 maxv Exp $ */ 2 1.1 fvdl 3 1.15 uebayasi #include "assym.h" 4 1.15 uebayasi 5 1.17 maxv /* 6 1.17 maxv * PAE is enabled by default on amd64, the large page size is therefore 7 1.17 maxv * 2MB (and not 4MB!). 8 1.17 maxv */ 9 1.17 maxv 10 1.17 maxv __PAGE_SIZE = 0x1000 ; 11 1.17 maxv __LARGE_PAGE_SIZE = 0x200000 ; 12 1.17 maxv 13 1.1 fvdl ENTRY(_start) 14 1.1 fvdl SECTIONS 15 1.1 fvdl { 16 1.24 maxv .text : AT (ADDR(.text) & 0x0fffffff) 17 1.16 maxv { 18 1.16 maxv *(.text) 19 1.16 maxv *(.text.*) 20 1.16 maxv *(.stub) 21 1.24 maxv . = ALIGN(__LARGE_PAGE_SIZE); 22 1.24 maxv } =0xCC 23 1.16 maxv _etext = . ; 24 1.16 maxv PROVIDE (etext = .) ; 25 1.16 maxv 26 1.19 maxv /* 27 1.19 maxv * Push the rodata segment up to the next large page boundary so that we 28 1.19 maxv * can map the text segment with large pages. 29 1.19 maxv */ 30 1.19 maxv . = ALIGN(__LARGE_PAGE_SIZE); 31 1.19 maxv 32 1.18 maxv __rodata_start = . ; 33 1.16 maxv .rodata : 34 1.16 maxv { 35 1.16 maxv *(.rodata) 36 1.16 maxv *(.rodata.*) 37 1.16 maxv } 38 1.16 maxv 39 1.22 maxv . = ALIGN(__LARGE_PAGE_SIZE); 40 1.20 maxv 41 1.16 maxv __data_start = . ; 42 1.16 maxv .data : 43 1.16 maxv { 44 1.16 maxv *(.data) 45 1.16 maxv } 46 1.16 maxv 47 1.16 maxv . = ALIGN(COHERENCY_UNIT); 48 1.16 maxv .data.cacheline_aligned : 49 1.16 maxv { 50 1.16 maxv *(.data.cacheline_aligned) 51 1.16 maxv } 52 1.16 maxv . = ALIGN(COHERENCY_UNIT); 53 1.16 maxv .data.read_mostly : 54 1.16 maxv { 55 1.16 maxv *(.data.read_mostly) 56 1.16 maxv } 57 1.16 maxv . = ALIGN(COHERENCY_UNIT); 58 1.16 maxv 59 1.16 maxv _edata = . ; 60 1.16 maxv PROVIDE (edata = .) ; 61 1.16 maxv __bss_start = . ; 62 1.16 maxv .bss : 63 1.16 maxv { 64 1.16 maxv *(.bss) 65 1.16 maxv *(.bss.*) 66 1.16 maxv *(COMMON) 67 1.23 maxv . = ALIGN(__LARGE_PAGE_SIZE); 68 1.16 maxv } 69 1.21 maxv 70 1.23 maxv . = ALIGN(__PAGE_SIZE); 71 1.21 maxv 72 1.21 maxv /* End of the kernel image */ 73 1.21 maxv __kernel_end = . ; 74 1.21 maxv 75 1.16 maxv _end = . ; 76 1.16 maxv PROVIDE (end = .) ; 77 1.16 maxv .note.netbsd.ident : 78 1.16 maxv { 79 1.16 maxv KEEP(*(.note.netbsd.ident)); 80 1.16 maxv } 81 1.1 fvdl } 82 1.16 maxv 83