34 lines
1.0 KiB
C
34 lines
1.0 KiB
C
|
/*
|
||
|
|
* This program is used to generate definitions needed by
|
||
|
|
* assembly language modules.
|
||
|
|
*
|
||
|
|
* We use the technique used in the OSF Mach kernel code:
|
||
|
|
* generate asm statements containing #defines,
|
||
|
|
* compile this file to assembler, and then extract the
|
||
|
|
* #defines from the assembly-language output.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <linux/stddef.h>
|
||
|
|
#include <linux/types.h>
|
||
|
|
#include <linux/mm.h>
|
||
|
|
#include <asm/thread_info.h>
|
||
|
|
|
||
|
|
#define DEFINE(sym, val) \
|
||
|
|
asm volatile("\n->" #sym " %0 " #val : : "i" (val))
|
||
|
|
|
||
|
|
#define BLANK() asm volatile("\n->" : : )
|
||
|
|
|
||
|
|
int main(void)
|
||
|
|
{
|
||
|
|
/* offsets into the thread_info struct */
|
||
|
|
DEFINE(TI_TASK, offsetof(struct thread_info, task));
|
||
|
|
DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain));
|
||
|
|
DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
|
||
|
|
DEFINE(TI_PRE_COUNT, offsetof(struct thread_info, preempt_count));
|
||
|
|
DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
|
||
|
|
DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit));
|
||
|
|
DEFINE(TI_RESTART_BLOCK,offsetof(struct thread_info, restart_block));
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|