Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*

 *  include/asm-s390/sigcontext.h

 *

 *  S390 version

 *    Copyright (C) 1999,2000 IBM Deutschland Entwicklung GmbH, IBM Corporation

 */

#ifndef _ASM_S390_SIGCONTEXT_H

#define _ASM_S390_SIGCONTEXT_H

#include <linux/compiler.h>

#define __NUM_GPRS 16

#define __NUM_FPRS 16

#define __NUM_ACRS 16

#ifndef __s390x__

/* Has to be at least _NSIG_WORDS from asm/signal.h */

#define _SIGCONTEXT_NSIG        64

#define _SIGCONTEXT_NSIG_BPW    32

/* Size of stack frame allocated when calling signal handler. */

#define __SIGNAL_FRAMESIZE      96

#else /* __s390x__ */

/* Has to be at least _NSIG_WORDS from asm/signal.h */

#define _SIGCONTEXT_NSIG        64

#define _SIGCONTEXT_NSIG_BPW    64 

/* Size of stack frame allocated when calling signal handler. */

#define __SIGNAL_FRAMESIZE      160

#endif /* __s390x__ */

#define _SIGCONTEXT_NSIG_WORDS  (_SIGCONTEXT_NSIG / _SIGCONTEXT_NSIG_BPW)

#define _SIGMASK_COPY_SIZE      (sizeof(unsigned long)*_SIGCONTEXT_NSIG_WORDS)

typedef struct

{

        unsigned long mask;

        unsigned long addr;

} __attribute__ ((aligned(8))) _psw_t;

typedef struct

{

        _psw_t psw;

        unsigned long gprs[__NUM_GPRS];

        unsigned int  acrs[__NUM_ACRS];

} _s390_regs_common;

typedef struct

{

        unsigned int fpc;

        double   fprs[__NUM_FPRS];

} _s390_fp_regs;

typedef struct

{

        _s390_regs_common regs;

        _s390_fp_regs     fpregs;

} _sigregs;

struct sigcontext

{

        unsigned long   oldmask[_SIGCONTEXT_NSIG_WORDS];

        _sigregs        __user *sregs;

};

#endif