blob: ef79a910c1c44dd2b55781019e72e599c0486674 [file] [log] [blame]
#ifndef _ASM_METAG_SIGCONTEXT_H
#define _ASM_METAG_SIGCONTEXT_H
#include <asm/ptrace.h>
/*
* In a sigcontext structure we need to store the active state of the
* user process so that it does not get trashed when we call the signal
* handler. That not really the same as a user context that we are
* going to store on syscall etc.
*/
struct sigcontext {
struct user_gp_regs regs; /* needs to be first */
/*
* Catch registers describing a memory fault.
* If USER_GP_REGS_STATUS_CATCH_BIT is set in regs.status then catch
* buffers have been saved and will be replayed on sigreturn.
* Clear that bit to discard the catch state instead of replaying it.
*/
struct user_cb_regs cb;
/*
* Read pipeline state. This will get restored on sigreturn.
*/
struct user_rp_state rp;
unsigned long oldmask;
};
#endif