/* * 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. * * On sparc, thread_info data is static and TI_XXX offsets are computed by hand. */ #include <linux/config.h> #include <linux/sched.h> // #include <linux/mm.h> #define DEFINE(sym, val) \ asm volatile("\n->" #sym " %0 " #val : : "i" (val)) #define BLANK() asm volatile("\n->" : : ) int foo(void) { DEFINE(AOFF_task_thread, offsetof(struct task_struct, thread)); BLANK(); /* XXX This is the stuff for sclow.S, kill it. */ DEFINE(AOFF_task_pid, offsetof(struct task_struct, pid)); DEFINE(AOFF_task_uid, offsetof(struct task_struct, uid)); DEFINE(AOFF_task_gid, offsetof(struct task_struct, gid)); DEFINE(AOFF_task_euid, offsetof(struct task_struct, euid)); DEFINE(AOFF_task_egid, offsetof(struct task_struct, egid)); /* DEFINE(THREAD_INFO, offsetof(struct task_struct, thread_info)); */ DEFINE(ASIZ_task_uid, sizeof(current->uid)); DEFINE(ASIZ_task_gid, sizeof(current->gid)); DEFINE(ASIZ_task_euid, sizeof(current->euid)); DEFINE(ASIZ_task_egid, sizeof(current->egid)); BLANK(); DEFINE(AOFF_thread_fork_kpsr, offsetof(struct thread_struct, fork_kpsr)); BLANK(); DEFINE(AOFF_mm_context, offsetof(struct mm_struct, context)); /* DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28); */ return 0; }