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v3.1
  1#include <asm/asm-offsets.h>
  2#include <asm/page.h>
 
 
 
 
 
 
 
 
 
  3#include <asm-generic/vmlinux.lds.h>
  4
  5#undef mips
  6#define mips mips
  7OUTPUT_ARCH(mips)
  8ENTRY(kernel_entry)
  9PHDRS {
 10	text PT_LOAD FLAGS(7);	/* RWX */
 11	note PT_NOTE FLAGS(4);	/* R__ */
 12}
 13
 14#ifdef CONFIG_32BIT
 15	#ifdef CONFIG_CPU_LITTLE_ENDIAN
 16		jiffies  = jiffies_64;
 17	#else
 18		jiffies  = jiffies_64 + 4;
 19	#endif
 20#else
 21	jiffies  = jiffies_64;
 22#endif
 23
 24SECTIONS
 25{
 26#ifdef CONFIG_BOOT_ELF64
 27	/* Read-only sections, merged into text segment: */
 28	/* . = 0xc000000000000000; */
 29
 30	/* This is the value for an Origin kernel, taken from an IRIX kernel.  */
 31	/* . = 0xc00000000001c000; */
 32
 33	/* Set the vaddr for the text segment to a value
 34	 *   >= 0xa800 0000 0001 9000 if no symmon is going to configured
 35	 *   >= 0xa800 0000 0030 0000 otherwise
 36	 */
 37
 38	/* . = 0xa800000000300000; */
 39	. = 0xffffffff80300000;
 40#endif
 41	. = VMLINUX_LOAD_ADDRESS;
 42	/* read-only */
 43	_text = .;	/* Text and read-only data */
 44	.text : {
 45		TEXT_TEXT
 46		SCHED_TEXT
 47		LOCK_TEXT
 48		KPROBES_TEXT
 49		IRQENTRY_TEXT
 50		*(.text.*)
 51		*(.fixup)
 52		*(.gnu.warning)
 53	} :text = 0
 54	_etext = .;	/* End of text section */
 55
 56	EXCEPTION_TABLE(16)
 57
 58	/* Exception table for data bus errors */
 59	__dbe_table : {
 60		__start___dbe_table = .;
 61		*(__dbe_table)
 62		__stop___dbe_table = .;
 63	}
 64
 65	NOTES :text :note
 66	.dummy : { *(.dummy) } :text
 67
 68	_sdata = .;			/* Start of data section */
 69	RODATA
 70
 71	/* writeable */
 72	_sdata = .;				/* Start of data section */
 73	.data : {	/* Data */
 74		. = . + DATAOFFSET;		/* for CONFIG_MAPPED_KERNEL */
 75
 76		INIT_TASK_DATA(PAGE_SIZE)
 77		NOSAVE_DATA
 78		CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
 79		READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
 80		DATA_DATA
 81		CONSTRUCTORS
 82	}
 83	_gp = . + 0x8000;
 84	.lit8 : {
 85		*(.lit8)
 86	}
 87	.lit4 : {
 88		*(.lit4)
 89	}
 90	/* We want the small data sections together, so single-instruction offsets
 91	   can access them all, and initialized data all before uninitialized, so
 92	   we can shorten the on-disk segment size.  */
 93	.sdata : {
 94		*(.sdata)
 95	}
 96	_edata =  .;			/* End of data section */
 97
 98	/* will be freed after init */
 99	. = ALIGN(PAGE_SIZE);		/* Init code and data */
100	__init_begin = .;
101	INIT_TEXT_SECTION(PAGE_SIZE)
102	INIT_DATA_SECTION(16)
103
104	. = ALIGN(4);
105	.mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) {
106		__mips_machines_start = .;
107		*(.mips.machines.init)
108		__mips_machines_end = .;
109	}
110
111	/* .exit.text is discarded at runtime, not link time, to deal with
112	 * references from .rodata
113	 */
114	.exit.text : {
115		EXIT_TEXT
116	}
117	.exit.data : {
118		EXIT_DATA
119	}
120
121	PERCPU_SECTION(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
122	. = ALIGN(PAGE_SIZE);
 
 
 
 
 
 
123	__init_end = .;
124	/* freed after init ends here */
125
126	BSS_SECTION(0, 0, 0)
 
 
 
 
127
128	_end = . ;
129
130	/* These mark the ABI of the kernel for debuggers.  */
131	.mdebug.abi32 : {
132		KEEP(*(.mdebug.abi32))
133	}
134	.mdebug.abi64 : {
135		KEEP(*(.mdebug.abi64))
136	}
137
138	/* This is the MIPS specific mdebug section.  */
139	.mdebug : {
140		*(.mdebug)
141	}
142
143	STABS_DEBUG
144	DWARF_DEBUG
145
146	/* These must appear regardless of  .  */
147	.gptab.sdata : {
148		*(.gptab.data)
149		*(.gptab.sdata)
150	}
151	.gptab.sbss : {
152		*(.gptab.bss)
153		*(.gptab.sbss)
154	}
155
156	/* Sections to be discarded */
157	DISCARDS
158	/DISCARD/ : {
159		/* ABI crap starts here */
160		*(.MIPS.options)
161		*(.options)
162		*(.pdr)
163		*(.reginfo)
 
164	}
165}
v3.15
  1#include <asm/asm-offsets.h>
  2#include <asm/thread_info.h>
  3
  4#define PAGE_SIZE _PAGE_SIZE
  5
  6/*
  7 * Put .bss..swapper_pg_dir as the first thing in .bss. This will
  8 * ensure that it has .bss alignment (64K).
  9 */
 10#define BSS_FIRST_SECTIONS *(.bss..swapper_pg_dir)
 11
 12#include <asm-generic/vmlinux.lds.h>
 13
 14#undef mips
 15#define mips mips
 16OUTPUT_ARCH(mips)
 17ENTRY(kernel_entry)
 18PHDRS {
 19	text PT_LOAD FLAGS(7);	/* RWX */
 20	note PT_NOTE FLAGS(4);	/* R__ */
 21}
 22
 23#ifdef CONFIG_32BIT
 24	#ifdef CONFIG_CPU_LITTLE_ENDIAN
 25		jiffies	 = jiffies_64;
 26	#else
 27		jiffies	 = jiffies_64 + 4;
 28	#endif
 29#else
 30	jiffies	 = jiffies_64;
 31#endif
 32
 33SECTIONS
 34{
 35#ifdef CONFIG_BOOT_ELF64
 36	/* Read-only sections, merged into text segment: */
 37	/* . = 0xc000000000000000; */
 38
 39	/* This is the value for an Origin kernel, taken from an IRIX kernel.  */
 40	/* . = 0xc00000000001c000; */
 41
 42	/* Set the vaddr for the text segment to a value
 43	 *   >= 0xa800 0000 0001 9000 if no symmon is going to configured
 44	 *   >= 0xa800 0000 0030 0000 otherwise
 45	 */
 46
 47	/* . = 0xa800000000300000; */
 48	. = 0xffffffff80300000;
 49#endif
 50	. = VMLINUX_LOAD_ADDRESS;
 51	/* read-only */
 52	_text = .;	/* Text and read-only data */
 53	.text : {
 54		TEXT_TEXT
 55		SCHED_TEXT
 56		LOCK_TEXT
 57		KPROBES_TEXT
 58		IRQENTRY_TEXT
 59		*(.text.*)
 60		*(.fixup)
 61		*(.gnu.warning)
 62	} :text = 0
 63	_etext = .;	/* End of text section */
 64
 65	EXCEPTION_TABLE(16)
 66
 67	/* Exception table for data bus errors */
 68	__dbe_table : {
 69		__start___dbe_table = .;
 70		*(__dbe_table)
 71		__stop___dbe_table = .;
 72	}
 73
 74	NOTES :text :note
 75	.dummy : { *(.dummy) } :text
 76
 77	_sdata = .;			/* Start of data section */
 78	RODATA
 79
 80	/* writeable */
 
 81	.data : {	/* Data */
 82		. = . + DATAOFFSET;		/* for CONFIG_MAPPED_KERNEL */
 83
 84		INIT_TASK_DATA(THREAD_SIZE)
 85		NOSAVE_DATA
 86		CACHELINE_ALIGNED_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
 87		READ_MOSTLY_DATA(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
 88		DATA_DATA
 89		CONSTRUCTORS
 90	}
 91	_gp = . + 0x8000;
 92	.lit8 : {
 93		*(.lit8)
 94	}
 95	.lit4 : {
 96		*(.lit4)
 97	}
 98	/* We want the small data sections together, so single-instruction offsets
 99	   can access them all, and initialized data all before uninitialized, so
100	   we can shorten the on-disk segment size.  */
101	.sdata : {
102		*(.sdata)
103	}
104	_edata =  .;			/* End of data section */
105
106	/* will be freed after init */
107	. = ALIGN(PAGE_SIZE);		/* Init code and data */
108	__init_begin = .;
109	INIT_TEXT_SECTION(PAGE_SIZE)
110	INIT_DATA_SECTION(16)
111
112	. = ALIGN(4);
113	.mips.machines.init : AT(ADDR(.mips.machines.init) - LOAD_OFFSET) {
114		__mips_machines_start = .;
115		*(.mips.machines.init)
116		__mips_machines_end = .;
117	}
118
119	/* .exit.text is discarded at runtime, not link time, to deal with
120	 * references from .rodata
121	 */
122	.exit.text : {
123		EXIT_TEXT
124	}
125	.exit.data : {
126		EXIT_DATA
127	}
128
129	PERCPU_SECTION(1 << CONFIG_MIPS_L1_CACHE_SHIFT)
130	/*
131	 * Align to 64K in attempt to eliminate holes before the
132	 * .bss..swapper_pg_dir section at the start of .bss.  This
133	 * also satisfies PAGE_SIZE alignment as the largest page size
134	 * allowed is 64K.
135	 */
136	. = ALIGN(0x10000);
137	__init_end = .;
138	/* freed after init ends here */
139
140	/*
141	 * Force .bss to 64K alignment so that .bss..swapper_pg_dir
142	 * gets that alignment.	 .sbss should be empty, so there will be
143	 * no holes after __init_end. */
144	BSS_SECTION(0, 0x10000, 0)
145
146	_end = . ;
147
148	/* These mark the ABI of the kernel for debuggers.  */
149	.mdebug.abi32 : {
150		KEEP(*(.mdebug.abi32))
151	}
152	.mdebug.abi64 : {
153		KEEP(*(.mdebug.abi64))
154	}
155
156	/* This is the MIPS specific mdebug section.  */
157	.mdebug : {
158		*(.mdebug)
159	}
160
161	STABS_DEBUG
162	DWARF_DEBUG
163
164	/* These must appear regardless of  .  */
165	.gptab.sdata : {
166		*(.gptab.data)
167		*(.gptab.sdata)
168	}
169	.gptab.sbss : {
170		*(.gptab.bss)
171		*(.gptab.sbss)
172	}
173
174	/* Sections to be discarded */
175	DISCARDS
176	/DISCARD/ : {
177		/* ABI crap starts here */
178		*(.MIPS.options)
179		*(.options)
180		*(.pdr)
181		*(.reginfo)
182		*(.eh_frame)
183	}
184}