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[ARM] use asm/sections.h

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Update to use the asm/sections.h header rather than declaring these
symbols ourselves.  Change __data_start to _data to conform with the
naming found within asm/sections.h.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2008-12-01 11:53:07 +00:00
committed by Russell King
parent 112243034c
commit 37efe6427d
8 changed files with 28 additions and 27 deletions
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arch/arm/kernel/head-common.S
+1 -1
View File
@@ -18,7 +18,7 @@
__switch_data:
.long __mmap_switched
.long __data_loc @ r4
.long __data_start @ r5
.long _data @ r5
.long __bss_start @ r6
.long _end @ r7
.long processor_id @ r4
arch/arm/kernel/module.c
+2 -2
View File
@@ -21,6 +21,7 @@
#include <linux/string.h>
#include <asm/pgtable.h>
#include <asm/sections.h>
#ifdef CONFIG_XIP_KERNEL
/*
@@ -29,9 +30,8 @@
* MODULES_VADDR is redefined here and not in asm/memory.h to avoid
* recompiling the whole kernel when CONFIG_XIP_KERNEL is turned on/off.
*/
extern void _etext;
#undef MODULES_VADDR
#define MODULES_VADDR (((unsigned long)&_etext + ~PGDIR_MASK) & PGDIR_MASK)
#define MODULES_VADDR (((unsigned long)_etext + ~PGDIR_MASK) & PGDIR_MASK)
#endif
#ifdef CONFIG_MMU
arch/arm/kernel/setup.c
+9 -9
View File
@@ -29,6 +29,7 @@
#include <asm/cputype.h>
#include <asm/elf.h>
#include <asm/procinfo.h>
#include <asm/sections.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/cacheflush.h>
@@ -61,7 +62,6 @@ __setup("fpe=", fpe_setup);
extern void paging_init(struct machine_desc *desc);
extern void reboot_setup(char *str);
extern void _text, _etext, __data_start, _edata, _end;
unsigned int processor_id;
EXPORT_SYMBOL(processor_id);
@@ -484,10 +484,10 @@ request_standard_resources(struct meminfo *mi, struct machine_desc *mdesc)
struct resource *res;
int i;
kernel_code.start = virt_to_phys(&_text);
kernel_code.end = virt_to_phys(&_etext - 1);
kernel_data.start = virt_to_phys(&__data_start);
kernel_data.end = virt_to_phys(&_end - 1);
kernel_code.start = virt_to_phys(_text);
kernel_code.end = virt_to_phys(_etext - 1);
kernel_data.start = virt_to_phys(_data);
kernel_data.end = virt_to_phys(_end - 1);
for (i = 0; i < mi->nr_banks; i++) {
if (mi->bank[i].size == 0)
@@ -715,10 +715,10 @@ void __init setup_arch(char **cmdline_p)
parse_tags(tags);
}
init_mm.start_code = (unsigned long) &_text;
init_mm.end_code = (unsigned long) &_etext;
init_mm.end_data = (unsigned long) &_edata;
init_mm.brk = (unsigned long) &_end;
init_mm.start_code = (unsigned long) _text;
init_mm.end_code = (unsigned long) _etext;
init_mm.end_data = (unsigned long) _edata;
init_mm.brk = (unsigned long) _end;
memcpy(boot_command_line, from, COMMAND_LINE_SIZE);
boot_command_line[COMMAND_LINE_SIZE-1] = '\0';
arch/arm/kernel/vmlinux.lds.S
+1 -1
View File
@@ -119,7 +119,7 @@ SECTIONS
#endif
.data : AT(__data_loc) {
__data_start = .; /* address in memory */
_data = .; /* address in memory */
/*
* first, the init task union, aligned