redonkable/remarkable-linux
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[CRIS] Merge asm-offsets.c for both arches into one file.

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Eliminates the link to arch specific asm-offsets.c from CRIS
architecture build system.

Resulting asm-offsets.s are identical before and after change
for both arch-v10 and arch-v32.

Signed-off-by: Jesper Nilsson <jesper.nilsson@axis.com>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Jesper Nilsson 2008-10-21 22:10:27 +02:00
parent 556dcee7b8
commit 0365f707c9
3 changed files with 35 additions and 69 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

6
arch/cris/Makefile
View file

@ -95,8 +95,6 @@ ifdef CONFIG_ETRAX_ARCH_V32
endif
@rm -rf $(SRC_ARCH)/kernel/vmlinux.lds.S
@ln -sfn ../$(SARCH)/vmlinux.lds.S $(SRC_ARCH)/kernel/vmlinux.lds.S
@rm -rf $(SRC_ARCH)/kernel/asm-offsets.c
@ln -sfn ../$(SARCH)/kernel/asm-offsets.c $(SRC_ARCH)/kernel/asm-offsets.c
@touch $@
archclean:
@ -116,8 +114,8 @@ MRPROPER_FILES += \
$(SRC_ARCH)/boot \
$(SRC_ARCH)/lib \
$(SRC_ARCH)/arch \
$(SRC_ARCH)/kernel/vmlinux.lds.S \
$(SRC_ARCH)/kernel/asm-offsets.c
$(SRC_ARCH)/kernel/vmlinux.lds.S
define archhelp
echo '* zImage - Compressed kernel image (arch/$(ARCH)/boot/zImage)'

47
arch/cris/arch-v10/kernel/asm-offsets.c
View file

@ -1,47 +0,0 @@
#include <linux/sched.h>
#include <asm/thread_info.h>
/*
* Generate definitions needed by assembly language modules.
* This code generates raw asm output which is post-processed to extract
* and format the required data.
*/
#define DEFINE(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
#define BLANK() asm volatile("\n->" : : )
int main(void)
{
#define ENTRY(entry) DEFINE(PT_ ## entry, offsetof(struct pt_regs, entry))
ENTRY(orig_r10);
ENTRY(r13);
ENTRY(r12);
ENTRY(r11);
ENTRY(r10);
ENTRY(r9);
ENTRY(mof);
ENTRY(dccr);
ENTRY(srp);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(TI_ ## entry, offsetof(struct thread_info, entry))
ENTRY(task);
ENTRY(flags);
ENTRY(preempt_count);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(THREAD_ ## entry, offsetof(struct thread_struct, entry))
ENTRY(ksp);
ENTRY(usp);
ENTRY(dccr);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(TASK_ ## entry, offsetof(struct task_struct, entry))
ENTRY(pid);
BLANK();
DEFINE(LCLONE_VM, CLONE_VM);
DEFINE(LCLONE_UNTRACED, CLONE_UNTRACED);
return 0;
}

51
arch/cris/arch-v32/kernel/asm-offsets.c → arch/cris/kernel/asm-offsets.c
View file

@ -1,5 +1,6 @@
#include <linux/sched.h>
#include <asm/thread_info.h>
#include <linux/autoconf.h>
/*
* Generate definitions needed by assembly language modules.
@ -8,10 +9,14 @@
*/
#define DEFINE(sym, val) \
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
#define BLANK() asm volatile("\n->" : : )
#if !defined(CONFIG_ETRAX_ARCH_V10) && !defined(CONFIG_ETRAX_ARCH_V32)
#error One of ARCH v10 and ARCH v32 must be true!
#endif
int main(void)
{
#define ENTRY(entry) DEFINE(PT_ ## entry, offsetof(struct pt_regs, entry))
@ -19,31 +24,41 @@ int main(void)
ENTRY(r13);
ENTRY(r12);
ENTRY(r11);
ENTRY(r10);
ENTRY(r9);
ENTRY(r10);
ENTRY(r9);
#ifdef CONFIG_ETRAX_ARCH_V32
ENTRY(acr);
ENTRY(srs);
ENTRY(mof);
ENTRY(ccs);
ENTRY(srp);
#endif
ENTRY(mof);
#ifdef CONFIG_ETRAX_ARCH_V10
ENTRY(dccr);
#else
ENTRY(ccs);
#endif
ENTRY(srp);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(TI_ ## entry, offsetof(struct thread_info, entry))
ENTRY(task);
ENTRY(flags);
ENTRY(preempt_count);
BLANK();
ENTRY(task);
ENTRY(flags);
ENTRY(preempt_count);
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(THREAD_ ## entry, offsetof(struct thread_struct, entry))
ENTRY(ksp);
ENTRY(usp);
ENTRY(ccs);
BLANK();
ENTRY(usp);
#ifdef CONFIG_ETRAX_ARCH_V10
ENTRY(dccr);
#else
ENTRY(ccs);
#endif
BLANK();
#undef ENTRY
#define ENTRY(entry) DEFINE(TASK_ ## entry, offsetof(struct task_struct, entry))
ENTRY(pid);
BLANK();
DEFINE(LCLONE_VM, CLONE_VM);
DEFINE(LCLONE_UNTRACED, CLONE_UNTRACED);
return 0;
ENTRY(pid);
BLANK();
DEFINE(LCLONE_VM, CLONE_VM);
DEFINE(LCLONE_UNTRACED, CLONE_UNTRACED);
return 0;
}