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Linux/arch/loongarch/kernel/vmlinux.lds.S

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Diff markup

Differences between /arch/loongarch/kernel/vmlinux.lds.S (Version linux-6.12-rc7) and /arch/sparc/kernel/vmlinux.lds.S (Version linux-2.6.32.71)


  1 /* SPDX-License-Identifier: GPL-2.0 */         !!   1 /* ld script for sparc32/sparc64 kernel */
  2 #include <linux/sizes.h>                       !!   2 
  3 #include <asm/asm-offsets.h>                   !!   3 #include <asm-generic/vmlinux.lds.h>
                                                   >>   4 
                                                   >>   5 #include <asm/page.h>
  4 #include <asm/thread_info.h>                        6 #include <asm/thread_info.h>
  5 #include <asm/orc_lookup.h>                    << 
  6                                                     7 
  7 #define PAGE_SIZE _PAGE_SIZE                   !!   8 #ifdef CONFIG_SPARC32
  8 #define RO_EXCEPTION_TABLE_ALIGN        4      !!   9 #define INITIAL_ADDRESS  0x10000 + SIZEOF_HEADERS
  9 #define PHYSADDR_MASK                   0xffff !!  10 #define TEXTSTART       0xf0004000
 10                                                !!  11 
 11 /*                                             !!  12 #define SMP_CACHE_BYTES_SHIFT 5
 12  * Put .bss..swapper_pg_dir as the first thing !!  13 
 13  * ensure that it has .bss alignment (64K).    !!  14 #else
 14  */                                            !!  15 #define SMP_CACHE_BYTES_SHIFT 6
 15 #define BSS_FIRST_SECTIONS *(.bss..swapper_pg_ !!  16 #define INITIAL_ADDRESS 0x4000
                                                   >>  17 #define TEXTSTART      0x0000000000404000
 16                                                    18 
 17 #include <asm-generic/vmlinux.lds.h>           !!  19 #endif
 18 #include "image-vars.h"                        << 
 19                                                    20 
 20 /*                                             !!  21 #define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
 21  * Max avaliable Page Size is 64K, so we set S << 
 22  * field of EFI application to 64K.            << 
 23  */                                            << 
 24 PECOFF_FILE_ALIGN = 0x200;                     << 
 25 PECOFF_SEGMENT_ALIGN = 0x10000;                << 
 26                                                << 
 27 OUTPUT_ARCH(loongarch)                         << 
 28 ENTRY(kernel_entry)                            << 
 29 PHDRS {                                        << 
 30         text PT_LOAD FLAGS(7);  /* RWX */      << 
 31         note PT_NOTE FLAGS(4);  /* R__ */      << 
 32 }                                              << 
 33                                                    22 
 34 jiffies  = jiffies_64;                         !!  23 #ifdef CONFIG_SPARC32
                                                   >>  24 OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
                                                   >>  25 OUTPUT_ARCH(sparc)
                                                   >>  26 ENTRY(_start)
                                                   >>  27 jiffies = jiffies_64 + 4;
                                                   >>  28 #else
                                                   >>  29 /* sparc64 */
                                                   >>  30 OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
                                                   >>  31 OUTPUT_ARCH(sparc:v9a)
                                                   >>  32 ENTRY(_start)
                                                   >>  33 jiffies = jiffies_64;
                                                   >>  34 #endif
 35                                                    35 
 36 SECTIONS                                           36 SECTIONS
 37 {                                                  37 {
 38         . = VMLINUX_LOAD_ADDRESS;              !!  38         /* swapper_low_pmd_dir is sparc64 only */
 39                                                !!  39         swapper_low_pmd_dir = 0x0000000000402000;
 40         _text = .;                             !!  40         . = INITIAL_ADDRESS;
 41         HEAD_TEXT_SECTION                      !!  41         .text TEXTSTART :
 42                                                !!  42         {
 43         . = ALIGN(PECOFF_SEGMENT_ALIGN);       !!  43                 _text = .;
 44         _stext = .;                            !!  44                 HEAD_TEXT
 45         .text : {                              << 
 46                 TEXT_TEXT                          45                 TEXT_TEXT
 47                 SCHED_TEXT                         46                 SCHED_TEXT
 48                 LOCK_TEXT                          47                 LOCK_TEXT
 49                 KPROBES_TEXT                       48                 KPROBES_TEXT
 50                 IRQENTRY_TEXT                  << 
 51                 SOFTIRQENTRY_TEXT              << 
 52                 *(.fixup)                      << 
 53                 *(.gnu.warning)                    49                 *(.gnu.warning)
 54         } :text = 0                            !!  50         } = 0
 55         . = ALIGN(PECOFF_SEGMENT_ALIGN);       << 
 56         _etext = .;                                51         _etext = .;
 57                                                    52 
 58         . = ALIGN(PECOFF_SEGMENT_ALIGN);       !!  53         RO_DATA(PAGE_SIZE)
 59         __init_begin = .;                      !!  54         .data1 : {
 60         __inittext_begin = .;                  !!  55                 *(.data1)
 61                                                << 
 62         INIT_TEXT_SECTION(PAGE_SIZE)           << 
 63         .exit.text : {                         << 
 64                 EXIT_TEXT                      << 
 65         }                                          56         }
                                                   >>  57         RW_DATA_SECTION(SMP_CACHE_BYTES, 0, THREAD_SIZE)
 66                                                    58 
 67         . = ALIGN(PECOFF_SEGMENT_ALIGN);       !!  59         /* End of data section */
 68         __inittext_end = .;                    !!  60         _edata = .;
 69                                                    61 
 70         __initdata_begin = .;                  !!  62         .fixup : {
 71                                                !!  63                 __start___fixup = .;
 72         /*                                     !!  64                 *(.fixup)
 73          * struct alt_inst entries. From the h !!  65                 __stop___fixup = .;
 74          * "Alternative instructions for diffe << 
 75          * Think locking instructions on spinl << 
 76          */                                    << 
 77         . = ALIGN(4);                          << 
 78         .altinstructions : AT(ADDR(.altinstruc << 
 79                 __alt_instructions = .;        << 
 80                 *(.altinstructions)            << 
 81                 __alt_instructions_end = .;    << 
 82         }                                          66         }
                                                   >>  67         EXCEPTION_TABLE(16)
                                                   >>  68         NOTES
 83                                                    69 
                                                   >>  70         . = ALIGN(PAGE_SIZE);
                                                   >>  71         __init_begin = ALIGN(PAGE_SIZE);
                                                   >>  72         INIT_TEXT_SECTION(PAGE_SIZE)
                                                   >>  73         __init_text_end = .;
 84         INIT_DATA_SECTION(16)                      74         INIT_DATA_SECTION(16)
 85         .exit.data : {                         << 
 86                 EXIT_DATA                      << 
 87         }                                      << 
 88                                                    75 
 89 #ifdef CONFIG_SMP                              !!  76         . = ALIGN(4);
 90         PERCPU_SECTION(1 << CONFIG_L1_CACHE_SH !!  77         .tsb_ldquad_phys_patch : {
 91 #endif                                         !!  78                 __tsb_ldquad_phys_patch = .;
 92                                                !!  79                 *(.tsb_ldquad_phys_patch)
 93         .init.bss : {                          !!  80                 __tsb_ldquad_phys_patch_end = .;
 94                 *(.init.bss)                   << 
 95         }                                          81         }
 96         . = ALIGN(PECOFF_SEGMENT_ALIGN);       << 
 97         __initdata_end = .;                    << 
 98                                                << 
 99         __init_end = .;                        << 
100                                                    82 
101         _sdata = .;                            !!  83         .tsb_phys_patch : {
102         RO_DATA(4096)                          !!  84                 __tsb_phys_patch = .;
103                                                !!  85                 *(.tsb_phys_patch)
104         .got : ALIGN(16) { *(.got) }           !!  86                 __tsb_phys_patch_end = .;
105         .plt : ALIGN(16) { *(.plt) }           << 
106         .got.plt : ALIGN(16) { *(.got.plt) }   << 
107                                                << 
108         RW_DATA(1 << CONFIG_L1_CACHE_SHIFT, PA << 
109                                                << 
110         .rela.dyn : ALIGN(8) {                 << 
111                 __rela_dyn_begin = .;          << 
112                  *(.rela.dyn) *(.rela*)        << 
113                 __rela_dyn_end = .;            << 
114         }                                      << 
115                                                << 
116 #ifdef CONFIG_RELR                             << 
117         .relr.dyn : ALIGN(8) {                 << 
118                 __relr_dyn_begin = .;          << 
119                  *(.relr.dyn)                  << 
120                 __relr_dyn_end = .;            << 
121         }                                          87         }
122 #endif                                         << 
123                                                    88 
124         .data.rel : { *(.data.rel*) }          !!  89         .cpuid_patch : {
125                                                !!  90                 __cpuid_patch = .;
126 #ifdef CONFIG_RELOCATABLE                      !!  91                 *(.cpuid_patch)
127         . = ALIGN(8);                          !!  92                 __cpuid_patch_end = .;
128         .la_abs : AT(ADDR(.la_abs) - LOAD_OFFS << 
129                 __la_abs_begin = .;            << 
130                 *(.la_abs)                     << 
131                 __la_abs_end = .;              << 
132         }                                          93         }
133 #endif                                         << 
134                                                    94 
135         ORC_UNWIND_TABLE                       !!  95         .sun4v_1insn_patch : {
136                                                !!  96                 __sun4v_1insn_patch = .;
137         .sdata : {                             !!  97                 *(.sun4v_1insn_patch)
138                 *(.sdata)                      !!  98                 __sun4v_1insn_patch_end = .;
                                                   >>  99         }
                                                   >> 100         .sun4v_2insn_patch : {
                                                   >> 101                 __sun4v_2insn_patch = .;
                                                   >> 102                 *(.sun4v_2insn_patch)
                                                   >> 103                 __sun4v_2insn_patch_end = .;
139         }                                         104         }
140         .edata_padding : { BYTE(0); . = ALIGN( << 
141         _edata =  .;                           << 
142                                                   105 
143         BSS_SECTION(0, SZ_64K, 8)              !! 106         PERCPU(PAGE_SIZE)
144         . = ALIGN(PECOFF_SEGMENT_ALIGN);       << 
145                                                   107 
146         _end = .;                              !! 108         . = ALIGN(PAGE_SIZE);
                                                   >> 109         __init_end = .;
                                                   >> 110         BSS_SECTION(0, 0, 0)
                                                   >> 111         _end = . ;
147                                                   112 
148         STABS_DEBUG                               113         STABS_DEBUG
149         DWARF_DEBUG                               114         DWARF_DEBUG
150         ELF_DETAILS                            << 
151                                                << 
152 #ifdef CONFIG_EFI_STUB                         << 
153         /* header symbols */                   << 
154         _kernel_entry = ABSOLUTE(kernel_entry  << 
155         _kernel_asize = ABSOLUTE(_end - _text) << 
156         _kernel_fsize = ABSOLUTE(_edata - _tex << 
157         _kernel_vsize = ABSOLUTE(_end - __init << 
158         _kernel_rsize = ABSOLUTE(_edata - __in << 
159 #endif                                         << 
160                                                << 
161         .gptab.sdata : {                       << 
162                 *(.gptab.data)                 << 
163                 *(.gptab.sdata)                << 
164         }                                      << 
165         .gptab.sbss : {                        << 
166                 *(.gptab.bss)                  << 
167                 *(.gptab.sbss)                 << 
168         }                                      << 
169                                                   115 
170         DISCARDS                                  116         DISCARDS
171         /DISCARD/ : {                          << 
172                 *(.dynamic .dynsym .dynstr .ha << 
173                 *(.gnu.attributes)             << 
174                 *(.options)                    << 
175                 *(.eh_frame)                   << 
176         }                                      << 
177 }                                                 117 }
                                                      

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