Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* ld script to make s390 Linux kernel |
| 2 | * Written by Martin Schwidefsky (schwidefsky@de.ibm.com) |
| 3 | */ |
| 4 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 5 | #include <asm/page.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 6 | #include <asm-generic/vmlinux.lds.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | |
Martin Schwidefsky | 347a8dc | 2006-01-06 00:19:28 -0800 | [diff] [blame] | 8 | #ifndef CONFIG_64BIT |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 9 | OUTPUT_FORMAT("elf32-s390", "elf32-s390", "elf32-s390") |
| 10 | OUTPUT_ARCH(s390) |
| 11 | ENTRY(_start) |
| 12 | jiffies = jiffies_64 + 4; |
| 13 | #else |
| 14 | OUTPUT_FORMAT("elf64-s390", "elf64-s390", "elf64-s390") |
| 15 | OUTPUT_ARCH(s390:64-bit) |
| 16 | ENTRY(_start) |
| 17 | jiffies = jiffies_64; |
| 18 | #endif |
| 19 | |
Martin Schwidefsky | ea29ee1 | 2008-01-26 14:11:21 +0100 | [diff] [blame] | 20 | PHDRS { |
| 21 | text PT_LOAD FLAGS(5); /* R_E */ |
| 22 | data PT_LOAD FLAGS(7); /* RWE */ |
| 23 | note PT_NOTE FLAGS(0); /* ___ */ |
| 24 | } |
| 25 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 26 | SECTIONS |
| 27 | { |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 28 | . = 0x00000000; |
| 29 | .text : { |
| 30 | _text = .; /* Text and read-only data */ |
| 31 | *(.text.head) |
Sam Ravnborg | 7664709 | 2007-05-13 00:31:33 +0200 | [diff] [blame] | 32 | TEXT_TEXT |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 33 | SCHED_TEXT |
| 34 | LOCK_TEXT |
| 35 | KPROBES_TEXT |
| 36 | *(.fixup) |
| 37 | *(.gnu.warning) |
Heiko Carstens | a817a61 | 2008-02-05 16:50:38 +0100 | [diff] [blame] | 38 | } :text = 0x0700 |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 39 | |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 40 | _etext = .; /* End of text section */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | |
Martin Schwidefsky | ea29ee1 | 2008-01-26 14:11:21 +0100 | [diff] [blame] | 42 | NOTES :text :note |
| 43 | BUG_TABLE :text |
| 44 | |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 45 | RODATA |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 46 | |
| 47 | #ifdef CONFIG_SHARED_KERNEL |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 48 | . = ALIGN(0x100000); /* VM shared segments are 1MB aligned */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 49 | #endif |
| 50 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 51 | . = ALIGN(PAGE_SIZE); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 52 | _eshared = .; /* End of shareable data */ |
Heiko Carstens | 162e006 | 2007-02-05 21:18:41 +0100 | [diff] [blame] | 53 | |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 54 | . = ALIGN(16); /* Exception table */ |
| 55 | __ex_table : { |
| 56 | __start___ex_table = .; |
| 57 | *(__ex_table) |
| 58 | __stop___ex_table = .; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 59 | } |
| 60 | |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 61 | .data : { /* Data */ |
| 62 | DATA_DATA |
| 63 | CONSTRUCTORS |
| 64 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 65 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 66 | . = ALIGN(PAGE_SIZE); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 67 | .data_nosave : { |
| 68 | __nosave_begin = .; |
| 69 | *(.data.nosave) |
| 70 | } |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 71 | . = ALIGN(PAGE_SIZE); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 72 | __nosave_end = .; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 73 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 74 | . = ALIGN(PAGE_SIZE); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 75 | .data.page_aligned : { |
| 76 | *(.data.idt) |
| 77 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 78 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 79 | . = ALIGN(0x100); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 80 | .data.cacheline_aligned : { |
| 81 | *(.data.cacheline_aligned) |
| 82 | } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 84 | . = ALIGN(0x100); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 85 | .data.read_mostly : { |
| 86 | *(.data.read_mostly) |
| 87 | } |
| 88 | _edata = .; /* End of data section */ |
Heiko Carstens | c0007f1 | 2007-04-27 16:01:42 +0200 | [diff] [blame] | 89 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 90 | . = ALIGN(2 * PAGE_SIZE); /* init_task */ |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 91 | .data.init_task : { |
| 92 | *(.data.init_task) |
| 93 | } |
| 94 | |
| 95 | /* will be freed after init */ |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 96 | . = ALIGN(PAGE_SIZE); /* Init code and data */ |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 97 | __init_begin = .; |
| 98 | .init.text : { |
| 99 | _sinittext = .; |
Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 100 | INIT_TEXT |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 101 | _einittext = .; |
| 102 | } |
| 103 | /* |
| 104 | * .exit.text is discarded at runtime, not link time, |
| 105 | * to deal with references from __bug_table |
| 106 | */ |
| 107 | .exit.text : { |
Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 108 | EXIT_TEXT |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | .init.data : { |
Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 112 | INIT_DATA |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 113 | } |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 114 | . = ALIGN(0x100); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 115 | .init.setup : { |
| 116 | __setup_start = .; |
| 117 | *(.init.setup) |
| 118 | __setup_end = .; |
| 119 | } |
| 120 | .initcall.init : { |
| 121 | __initcall_start = .; |
| 122 | INITCALLS |
| 123 | __initcall_end = .; |
| 124 | } |
| 125 | |
| 126 | .con_initcall.init : { |
| 127 | __con_initcall_start = .; |
| 128 | *(.con_initcall.init) |
| 129 | __con_initcall_end = .; |
| 130 | } |
| 131 | SECURITY_INIT |
Jean-Paul Saman | 67d3822 | 2007-02-10 01:44:44 -0800 | [diff] [blame] | 132 | |
| 133 | #ifdef CONFIG_BLK_DEV_INITRD |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 134 | . = ALIGN(0x100); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 135 | .init.ramfs : { |
| 136 | __initramfs_start = .; |
| 137 | *(.init.ramfs) |
| 138 | . = ALIGN(2); |
| 139 | __initramfs_end = .; |
| 140 | } |
Jean-Paul Saman | 67d3822 | 2007-02-10 01:44:44 -0800 | [diff] [blame] | 141 | #endif |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 142 | |
Sam Ravnborg | 52480ee | 2007-10-12 16:11:50 +0200 | [diff] [blame] | 143 | PERCPU(PAGE_SIZE) |
| 144 | . = ALIGN(PAGE_SIZE); |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 145 | __init_end = .; /* freed after init ends here */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 146 | |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 147 | /* BSS */ |
| 148 | .bss : { |
| 149 | __bss_start = .; |
| 150 | *(.bss) |
| 151 | . = ALIGN(2); |
| 152 | __bss_stop = .; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 153 | } |
| 154 | |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 155 | _end = . ; |
| 156 | |
| 157 | /* Sections to be discarded */ |
| 158 | /DISCARD/ : { |
Sam Ravnborg | 01ba2bd | 2008-01-20 14:15:03 +0100 | [diff] [blame] | 159 | EXIT_DATA |
Sam Ravnborg | e16af09 | 2007-10-12 16:11:49 +0200 | [diff] [blame] | 160 | *(.exitcall.exit) |
| 161 | } |
| 162 | |
| 163 | /* Debugging sections. */ |
| 164 | STABS_DEBUG |
| 165 | DWARF_DEBUG |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 166 | } |