vmlinux.lds.S

  1/* SPDX-License-Identifier: GPL-2.0 */
  2/* ld script for sparc32/sparc64 kernel */
  3
  4#include <asm-generic/vmlinux.lds.h>
  5
  6#include <asm/page.h>
  7#include <asm/thread_info.h>
  8
  9#ifdef CONFIG_SPARC32
 10#define INITIAL_ADDRESS  0x10000 + SIZEOF_HEADERS
 11#define TEXTSTART	0xf0004000
 12
 13#define SMP_CACHE_BYTES_SHIFT 5
 14
 15#else
 16#define SMP_CACHE_BYTES_SHIFT 6
 17#define INITIAL_ADDRESS 0x4000
 18#define TEXTSTART      0x0000000000404000
 19
 20#endif
 21
 22#define SMP_CACHE_BYTES (1 << SMP_CACHE_BYTES_SHIFT)
 23
 24#ifdef CONFIG_SPARC32
 25OUTPUT_FORMAT("elf32-sparc", "elf32-sparc", "elf32-sparc")
 26OUTPUT_ARCH(sparc)
 27ENTRY(_start)
 28jiffies = jiffies_64 + 4;
 29#else
 30/* sparc64 */
 31OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc")
 32OUTPUT_ARCH(sparc:v9a)
 33ENTRY(_start)
 34jiffies = jiffies_64;
 35#endif
 36
 37#ifdef CONFIG_SPARC64
 38ASSERT((swapper_tsb == 0x0000000000408000), "Error: sparc64 early assembler too large")
 39#endif
 40
 41SECTIONS
 42{
 43#ifdef CONFIG_SPARC64
 44	swapper_pg_dir = 0x0000000000402000;
 45#endif
 46	. = INITIAL_ADDRESS;
 47	.text TEXTSTART :
 48	{
 49		_text = .;
 50		HEAD_TEXT
 51	        ALIGN_FUNCTION();
 52#ifdef CONFIG_SPARC64
 53	        /* Match text section symbols in head_64.S first */
 54	        *head_64.o(.text)
 55#endif
 56		TEXT_TEXT
 57		SCHED_TEXT
 58		LOCK_TEXT
 59		KPROBES_TEXT
 60		IRQENTRY_TEXT
 61		SOFTIRQENTRY_TEXT
 62		*(.gnu.warning)
 63	} = 0
 64	_etext = .;
 65
 66	RO_DATA(PAGE_SIZE)
 67
 68	/* Start of data section */
 69	_sdata = .;
 70
 71	.data1 : {
 72		*(.data1)
 73	}
 74	RW_DATA(SMP_CACHE_BYTES, 0, THREAD_SIZE)
 75
 76	/* End of data section */
 77	_edata = .;
 78
 79	.fixup : {
 80		__start___fixup = .;
 81		*(.fixup)
 82		__stop___fixup = .;
 83	}
 84	EXCEPTION_TABLE(16)
 85
 86	. = ALIGN(PAGE_SIZE);
 87	__init_begin = ALIGN(PAGE_SIZE);
 88	INIT_TEXT_SECTION(PAGE_SIZE)
 89	__init_text_end = .;
 90	INIT_DATA_SECTION(16)
 91
 92	. = ALIGN(4);
 93	.tsb_ldquad_phys_patch : {
 94		__tsb_ldquad_phys_patch = .;
 95		*(.tsb_ldquad_phys_patch)
 96		__tsb_ldquad_phys_patch_end = .;
 97	}
 98
 99	.tsb_phys_patch : {
100		__tsb_phys_patch = .;
101		*(.tsb_phys_patch)
102		__tsb_phys_patch_end = .;
103	}
104
105	.cpuid_patch : {
106		__cpuid_patch = .;
107		*(.cpuid_patch)
108		__cpuid_patch_end = .;
109	}
110
111	.sun4v_1insn_patch : {
112		__sun4v_1insn_patch = .;
113		*(.sun4v_1insn_patch)
114		__sun4v_1insn_patch_end = .;
115	}
116	.sun4v_2insn_patch : {
117		__sun4v_2insn_patch = .;
118		*(.sun4v_2insn_patch)
119		__sun4v_2insn_patch_end = .;
120	}
121	.leon_1insn_patch : {
122		__leon_1insn_patch = .;
123		*(.leon_1insn_patch)
124		__leon_1insn_patch_end = .;
125	}
126	.swapper_tsb_phys_patch : {
127		__swapper_tsb_phys_patch = .;
128		*(.swapper_tsb_phys_patch)
129		__swapper_tsb_phys_patch_end = .;
130	}
131	.swapper_4m_tsb_phys_patch : {
132		__swapper_4m_tsb_phys_patch = .;
133		*(.swapper_4m_tsb_phys_patch)
134		__swapper_4m_tsb_phys_patch_end = .;
135	}
136	.popc_3insn_patch : {
137		__popc_3insn_patch = .;
138		*(.popc_3insn_patch)
139		__popc_3insn_patch_end = .;
140	}
141	.popc_6insn_patch : {
142		__popc_6insn_patch = .;
143		*(.popc_6insn_patch)
144		__popc_6insn_patch_end = .;
145	}
146	.pause_3insn_patch : {
147		__pause_3insn_patch = .;
148		*(.pause_3insn_patch)
149		__pause_3insn_patch_end = .;
150	}
151	.sun_m7_1insn_patch : {
152		__sun_m7_1insn_patch = .;
153		*(.sun_m7_1insn_patch)
154		__sun_m7_1insn_patch_end = .;
155	}
156	.sun_m7_2insn_patch : {
157		__sun_m7_2insn_patch = .;
158		*(.sun_m7_2insn_patch)
159		__sun_m7_2insn_patch_end = .;
160	}
161	.get_tick_patch : {
162		__get_tick_patch = .;
163		*(.get_tick_patch)
164		__get_tick_patch_end = .;
165	}
166	.pud_huge_patch : {
167		__pud_huge_patch = .;
168		*(.pud_huge_patch)
169		__pud_huge_patch_end = .;
170	}
171	.fast_win_ctrl_1insn_patch : {
172		__fast_win_ctrl_1insn_patch = .;
173		*(.fast_win_ctrl_1insn_patch)
174		__fast_win_ctrl_1insn_patch_end = .;
175	}
176	PERCPU_SECTION(SMP_CACHE_BYTES)
177
178	. = ALIGN(PAGE_SIZE);
179	.exit.text : {
180		EXIT_TEXT
181	}
182
183	.exit.data : {
184		EXIT_DATA
185	}
186
187	. = ALIGN(PAGE_SIZE);
188	__init_end = .;
189	BSS_SECTION(0, 0, 0)
190	_end = . ;
191
192	STABS_DEBUG
193	DWARF_DEBUG
194	MODINFO
195	ELF_DETAILS
196
197	DISCARDS
198}