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authorGeert Uytterhoeven <geert@linux-m68k.org>2012-05-31 15:46:03 -0400
committerGeert Uytterhoeven <geert@linux-m68k.org>2012-06-27 03:59:43 -0400
commitdc0610518f9f01814783f14ba476b41c6ffb27cb (patch)
tree26d1616551683c2997fab819d68d7a2dd350dc42 /arch
parent363737d66427c18edb321a06933ac999d9ce5d7f (diff)
m68k: Replace m68k-specific _[se]bss by generic __bss_{start,stop}
BSS_SECTION() provides the __bss_{start,stop} symbols, so there's no need to wrap our own _[se]bss around it. Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org> Acked-by: Greg Ungerer<gerg@uclinux.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/m68k/include/asm/sections.h2
-rw-r--r--arch/m68k/kernel/setup_no.c4
-rw-r--r--arch/m68k/kernel/vmlinux-nommu.lds2
-rw-r--r--arch/m68k/kernel/vmlinux-std.lds2
-rw-r--r--arch/m68k/kernel/vmlinux-sun3.lds2
-rw-r--r--arch/m68k/mm/init_mm.c2
-rw-r--r--arch/m68k/mm/init_no.c2
-rw-r--r--arch/m68k/platform/68328/head-de2.S8
-rw-r--r--arch/m68k/platform/68328/head-pilot.S10
-rw-r--r--arch/m68k/platform/68328/head-ram.S4
-rw-r--r--arch/m68k/platform/68328/head-rom.S6
-rw-r--r--arch/m68k/platform/68360/head-ram.S6
-rw-r--r--arch/m68k/platform/68360/head-rom.S8
-rw-r--r--arch/m68k/platform/coldfire/head.S10
14 files changed, 30 insertions, 38 deletions
diff --git a/arch/m68k/include/asm/sections.h b/arch/m68k/include/asm/sections.h
index 5277e52715ec..d64967ecfec6 100644
--- a/arch/m68k/include/asm/sections.h
+++ b/arch/m68k/include/asm/sections.h
@@ -3,6 +3,4 @@
3 3
4#include <asm-generic/sections.h> 4#include <asm-generic/sections.h>
5 5
6extern char _sbss[], _ebss[];
7
8#endif /* _ASM_M68K_SECTIONS_H */ 6#endif /* _ASM_M68K_SECTIONS_H */
diff --git a/arch/m68k/kernel/setup_no.c b/arch/m68k/kernel/setup_no.c
index 8a624ecf86b8..71fb29938dba 100644
--- a/arch/m68k/kernel/setup_no.c
+++ b/arch/m68k/kernel/setup_no.c
@@ -219,9 +219,9 @@ void __init setup_arch(char **cmdline_p)
219#endif 219#endif
220 220
221 pr_debug("KERNEL -> TEXT=0x%p-0x%p DATA=0x%p-0x%p BSS=0x%p-0x%p\n", 221 pr_debug("KERNEL -> TEXT=0x%p-0x%p DATA=0x%p-0x%p BSS=0x%p-0x%p\n",
222 _stext, _etext, _sdata, _edata, _sbss, _ebss); 222 _stext, _etext, _sdata, _edata, __bss_start, __bss_stop);
223 pr_debug("MEMORY -> ROMFS=0x%p-0x%06lx MEM=0x%06lx-0x%06lx\n ", 223 pr_debug("MEMORY -> ROMFS=0x%p-0x%06lx MEM=0x%06lx-0x%06lx\n ",
224 _ebss, memory_start, memory_start, memory_end); 224 __bss_stop, memory_start, memory_start, memory_end);
225 225
226 /* Keep a copy of command line */ 226 /* Keep a copy of command line */
227 *cmdline_p = &command_line[0]; 227 *cmdline_p = &command_line[0];
diff --git a/arch/m68k/kernel/vmlinux-nommu.lds b/arch/m68k/kernel/vmlinux-nommu.lds
index 40e02d9c38b4..06a763f49fd3 100644
--- a/arch/m68k/kernel/vmlinux-nommu.lds
+++ b/arch/m68k/kernel/vmlinux-nommu.lds
@@ -78,9 +78,7 @@ SECTIONS {
78 __init_end = .; 78 __init_end = .;
79 } 79 }
80 80
81 _sbss = .;
82 BSS_SECTION(0, 0, 0) 81 BSS_SECTION(0, 0, 0)
83 _ebss = .;
84 82
85 _end = .; 83 _end = .;
86 84
diff --git a/arch/m68k/kernel/vmlinux-std.lds b/arch/m68k/kernel/vmlinux-std.lds
index 63407c836826..d0993594f558 100644
--- a/arch/m68k/kernel/vmlinux-std.lds
+++ b/arch/m68k/kernel/vmlinux-std.lds
@@ -31,9 +31,7 @@ SECTIONS
31 31
32 RW_DATA_SECTION(16, PAGE_SIZE, THREAD_SIZE) 32 RW_DATA_SECTION(16, PAGE_SIZE, THREAD_SIZE)
33 33
34 _sbss = .;
35 BSS_SECTION(0, 0, 0) 34 BSS_SECTION(0, 0, 0)
36 _ebss = .;
37 35
38 _edata = .; /* End of data section */ 36 _edata = .; /* End of data section */
39 37
diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds
index ad0f46d64c0b..8080469ee6c1 100644
--- a/arch/m68k/kernel/vmlinux-sun3.lds
+++ b/arch/m68k/kernel/vmlinux-sun3.lds
@@ -44,9 +44,7 @@ __init_begin = .;
44 . = ALIGN(PAGE_SIZE); 44 . = ALIGN(PAGE_SIZE);
45 __init_end = .; 45 __init_end = .;
46 46
47 _sbss = .;
48 BSS_SECTION(0, 0, 0) 47 BSS_SECTION(0, 0, 0)
49 _ebss = .;
50 48
51 _end = . ; 49 _end = . ;
52 50
diff --git a/arch/m68k/mm/init_mm.c b/arch/m68k/mm/init_mm.c
index f77f258dce3a..282f9de68966 100644
--- a/arch/m68k/mm/init_mm.c
+++ b/arch/m68k/mm/init_mm.c
@@ -104,7 +104,7 @@ void __init print_memmap(void)
104 MLK_ROUNDUP(__init_begin, __init_end), 104 MLK_ROUNDUP(__init_begin, __init_end),
105 MLK_ROUNDUP(_stext, _etext), 105 MLK_ROUNDUP(_stext, _etext),
106 MLK_ROUNDUP(_sdata, _edata), 106 MLK_ROUNDUP(_sdata, _edata),
107 MLK_ROUNDUP(_sbss, _ebss)); 107 MLK_ROUNDUP(__bss_start, __bss_stop));
108} 108}
109 109
110void __init mem_init(void) 110void __init mem_init(void)
diff --git a/arch/m68k/mm/init_no.c b/arch/m68k/mm/init_no.c
index 345ec0d83e3d..688e3664aea0 100644
--- a/arch/m68k/mm/init_no.c
+++ b/arch/m68k/mm/init_no.c
@@ -91,7 +91,7 @@ void __init mem_init(void)
91 totalram_pages = free_all_bootmem(); 91 totalram_pages = free_all_bootmem();
92 92
93 codek = (_etext - _stext) >> 10; 93 codek = (_etext - _stext) >> 10;
94 datak = (_ebss - _sdata) >> 10; 94 datak = (__bss_stop - _sdata) >> 10;
95 initk = (__init_begin - __init_end) >> 10; 95 initk = (__init_begin - __init_end) >> 10;
96 96
97 tmp = nr_free_pages() << PAGE_SHIFT; 97 tmp = nr_free_pages() << PAGE_SHIFT;
diff --git a/arch/m68k/platform/68328/head-de2.S b/arch/m68k/platform/68328/head-de2.S
index f632fdcb93e9..537d3245b539 100644
--- a/arch/m68k/platform/68328/head-de2.S
+++ b/arch/m68k/platform/68328/head-de2.S
@@ -60,8 +60,8 @@ _start:
60 * Move ROM filesystem above bss :-) 60 * Move ROM filesystem above bss :-)
61 */ 61 */
62 62
63 moveal #_sbss, %a0 /* romfs at the start of bss */ 63 moveal #__bss_start, %a0 /* romfs at the start of bss */
64 moveal #_ebss, %a1 /* Set up destination */ 64 moveal #__bss_stop, %a1 /* Set up destination */
65 movel %a0, %a2 /* Copy of bss start */ 65 movel %a0, %a2 /* Copy of bss start */
66 66
67 movel 8(%a0), %d1 /* Get size of ROMFS */ 67 movel 8(%a0), %d1 /* Get size of ROMFS */
@@ -84,8 +84,8 @@ _start:
84 * Initialize BSS segment to 0 84 * Initialize BSS segment to 0
85 */ 85 */
86 86
87 lea _sbss, %a0 87 lea __bss_start, %a0
88 lea _ebss, %a1 88 lea __bss_stop, %a1
89 89
90 /* Copy 0 to %a0 until %a0 == %a1 */ 90 /* Copy 0 to %a0 until %a0 == %a1 */
912: cmpal %a0, %a1 912: cmpal %a0, %a1
diff --git a/arch/m68k/platform/68328/head-pilot.S b/arch/m68k/platform/68328/head-pilot.S
index 2ebfd6420818..45a9dad29e3d 100644
--- a/arch/m68k/platform/68328/head-pilot.S
+++ b/arch/m68k/platform/68328/head-pilot.S
@@ -110,7 +110,7 @@ L0:
110 movel #CONFIG_VECTORBASE, %d7 110 movel #CONFIG_VECTORBASE, %d7
111 addl #16, %d7 111 addl #16, %d7
112 moveal %d7, %a0 112 moveal %d7, %a0
113 moveal #_ebss, %a1 113 moveal #__bss_stop, %a1
114 lea %a1@(512), %a2 114 lea %a1@(512), %a2
115 115
116 DBG_PUTC('C') 116 DBG_PUTC('C')
@@ -138,8 +138,8 @@ LD1:
138 138
139 DBG_PUTC('E') 139 DBG_PUTC('E')
140 140
141 moveal #_sbss, %a0 141 moveal #__bss_start, %a0
142 moveal #_ebss, %a1 142 moveal #__bss_stop, %a1
143 143
144 /* Copy 0 to %a0 until %a0 == %a1 */ 144 /* Copy 0 to %a0 until %a0 == %a1 */
145L1: 145L1:
@@ -150,7 +150,7 @@ L1:
150 DBG_PUTC('F') 150 DBG_PUTC('F')
151 151
152 /* Copy command line from end of bss to command line */ 152 /* Copy command line from end of bss to command line */
153 moveal #_ebss, %a0 153 moveal #__bss_stop, %a0
154 moveal #command_line, %a1 154 moveal #command_line, %a1
155 lea %a1@(512), %a2 155 lea %a1@(512), %a2
156 156
@@ -165,7 +165,7 @@ L3:
165 165
166 movel #_sdata, %d0 166 movel #_sdata, %d0
167 movel %d0, _rambase 167 movel %d0, _rambase
168 movel #_ebss, %d0 168 movel #__bss_stop, %d0
169 movel %d0, _ramstart 169 movel %d0, _ramstart
170 170
171 movel %a4, %d0 171 movel %a4, %d0
diff --git a/arch/m68k/platform/68328/head-ram.S b/arch/m68k/platform/68328/head-ram.S
index 7f1aeeacb219..5189ef926098 100644
--- a/arch/m68k/platform/68328/head-ram.S
+++ b/arch/m68k/platform/68328/head-ram.S
@@ -76,8 +76,8 @@ pclp3:
76 beq pclp3 76 beq pclp3
77#endif /* DEBUG */ 77#endif /* DEBUG */
78 moveal #0x007ffff0, %ssp 78 moveal #0x007ffff0, %ssp
79 moveal #_sbss, %a0 79 moveal #__bss_start, %a0
80 moveal #_ebss, %a1 80 moveal #__bss_stop, %a1
81 81
82 /* Copy 0 to %a0 until %a0 >= %a1 */ 82 /* Copy 0 to %a0 until %a0 >= %a1 */
83L1: 83L1:
diff --git a/arch/m68k/platform/68328/head-rom.S b/arch/m68k/platform/68328/head-rom.S
index a5ff96d0295f..3dff98ba2e97 100644
--- a/arch/m68k/platform/68328/head-rom.S
+++ b/arch/m68k/platform/68328/head-rom.S
@@ -59,8 +59,8 @@ _stext: movew #0x2700,%sr
59 cmpal %a1, %a2 59 cmpal %a1, %a2
60 bhi 1b 60 bhi 1b
61 61
62 moveal #_sbss, %a0 62 moveal #__bss_start, %a0
63 moveal #_ebss, %a1 63 moveal #__bss_stop, %a1
64 /* Copy 0 to %a0 until %a0 == %a1 */ 64 /* Copy 0 to %a0 until %a0 == %a1 */
65 65
661: 661:
@@ -70,7 +70,7 @@ _stext: movew #0x2700,%sr
70 70
71 movel #_sdata, %d0 71 movel #_sdata, %d0
72 movel %d0, _rambase 72 movel %d0, _rambase
73 movel #_ebss, %d0 73 movel #__bss_stop, %d0
74 movel %d0, _ramstart 74 movel %d0, _ramstart
75 movel #RAMEND-CONFIG_MEMORY_RESERVE*0x100000, %d0 75 movel #RAMEND-CONFIG_MEMORY_RESERVE*0x100000, %d0
76 movel %d0, _ramend 76 movel %d0, _ramend
diff --git a/arch/m68k/platform/68360/head-ram.S b/arch/m68k/platform/68360/head-ram.S
index 8eb94fb6b971..acd213170d80 100644
--- a/arch/m68k/platform/68360/head-ram.S
+++ b/arch/m68k/platform/68360/head-ram.S
@@ -219,8 +219,8 @@ LD1:
219 cmp.l #_edata, %a1 219 cmp.l #_edata, %a1
220 blt LD1 220 blt LD1
221 221
222 moveal #_sbss, %a0 222 moveal #__bss_start, %a0
223 moveal #_ebss, %a1 223 moveal #__bss_stop, %a1
224 224
225 /* Copy 0 to %a0 until %a0 == %a1 */ 225 /* Copy 0 to %a0 until %a0 == %a1 */
226L1: 226L1:
@@ -234,7 +234,7 @@ load_quicc:
234store_ram_size: 234store_ram_size:
235 /* Set ram size information */ 235 /* Set ram size information */
236 move.l #_sdata, _rambase 236 move.l #_sdata, _rambase
237 move.l #_ebss, _ramstart 237 move.l #__bss_stop, _ramstart
238 move.l #RAMEND, %d0 238 move.l #RAMEND, %d0
239 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/ 239 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/
240 move.l %d0, _ramend /* Different from RAMEND.*/ 240 move.l %d0, _ramend /* Different from RAMEND.*/
diff --git a/arch/m68k/platform/68360/head-rom.S b/arch/m68k/platform/68360/head-rom.S
index 97510e55b802..dfc756d99886 100644
--- a/arch/m68k/platform/68360/head-rom.S
+++ b/arch/m68k/platform/68360/head-rom.S
@@ -13,7 +13,7 @@
13 */ 13 */
14 14
15.global _stext 15.global _stext
16.global _sbss 16.global __bss_start
17.global _start 17.global _start
18 18
19.global _rambase 19.global _rambase
@@ -229,8 +229,8 @@ LD1:
229 cmp.l #_edata, %a1 229 cmp.l #_edata, %a1
230 blt LD1 230 blt LD1
231 231
232 moveal #_sbss, %a0 232 moveal #__bss_start, %a0
233 moveal #_ebss, %a1 233 moveal #__bss_stop, %a1
234 234
235 /* Copy 0 to %a0 until %a0 == %a1 */ 235 /* Copy 0 to %a0 until %a0 == %a1 */
236L1: 236L1:
@@ -244,7 +244,7 @@ load_quicc:
244store_ram_size: 244store_ram_size:
245 /* Set ram size information */ 245 /* Set ram size information */
246 move.l #_sdata, _rambase 246 move.l #_sdata, _rambase
247 move.l #_ebss, _ramstart 247 move.l #__bss_stop, _ramstart
248 move.l #RAMEND, %d0 248 move.l #RAMEND, %d0
249 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/ 249 sub.l #0x1000, %d0 /* Reserve 4K for stack space.*/
250 move.l %d0, _ramend /* Different from RAMEND.*/ 250 move.l %d0, _ramend /* Different from RAMEND.*/
diff --git a/arch/m68k/platform/coldfire/head.S b/arch/m68k/platform/coldfire/head.S
index c3db70ed33b3..7e16562ec1f4 100644
--- a/arch/m68k/platform/coldfire/head.S
+++ b/arch/m68k/platform/coldfire/head.S
@@ -230,8 +230,8 @@ _vstart:
230 /* 230 /*
231 * Move ROM filesystem above bss :-) 231 * Move ROM filesystem above bss :-)
232 */ 232 */
233 lea _sbss,%a0 /* get start of bss */ 233 lea __bss_start,%a0 /* get start of bss */
234 lea _ebss,%a1 /* set up destination */ 234 lea __bss_stop,%a1 /* set up destination */
235 movel %a0,%a2 /* copy of bss start */ 235 movel %a0,%a2 /* copy of bss start */
236 236
237 movel 8(%a0),%d0 /* get size of ROMFS */ 237 movel 8(%a0),%d0 /* get size of ROMFS */
@@ -249,7 +249,7 @@ _copy_romfs:
249 bne _copy_romfs 249 bne _copy_romfs
250 250
251#else /* CONFIG_ROMFS_FS */ 251#else /* CONFIG_ROMFS_FS */
252 lea _ebss,%a1 252 lea __bss_stop,%a1
253 movel %a1,_ramstart 253 movel %a1,_ramstart
254#endif /* CONFIG_ROMFS_FS */ 254#endif /* CONFIG_ROMFS_FS */
255 255
@@ -257,8 +257,8 @@ _copy_romfs:
257 /* 257 /*
258 * Zero out the bss region. 258 * Zero out the bss region.
259 */ 259 */
260 lea _sbss,%a0 /* get start of bss */ 260 lea __bss_start,%a0 /* get start of bss */
261 lea _ebss,%a1 /* get end of bss */ 261 lea __bss_stop,%a1 /* get end of bss */
262 clrl %d0 /* set value */ 262 clrl %d0 /* set value */
263_clear_bss: 263_clear_bss:
264 movel %d0,(%a0)+ /* clear each word */ 264 movel %d0,(%a0)+ /* clear each word */