1 #ifndef _ASM_S390X_S390_H
2 #define _ASM_S390X_S390_H
4 #include <linux/config.h>
5 #include <linux/compat.h>
6 #include <linux/socket.h>
7 #include <linux/syscalls.h>
8 #include <linux/nfs_fs.h>
9 #include <linux/sunrpc/svc.h>
10 #include <linux/nfsd/nfsd.h>
11 #include <linux/nfsd/export.h>
13 /* Macro that masks the high order bit of an 32 bit pointer and converts it*/
14 /* to a 64 bit pointer */
15 #define A(__x) ((unsigned long)((__x) & 0x7FFFFFFFUL))
17 ((unsigned long)(__x))
19 /* Now 32bit compatibility types */
20 struct ipc_kludge_32 {
21 __u32 msgp; /* pointer */
25 struct old_sigaction32 {
26 __u32 sa_handler; /* Really a pointer, but need to deal with 32 bits */
27 compat_old_sigset_t sa_mask; /* A 32 bit mask */
29 __u32 sa_restorer; /* Another 32 bit pointer */
32 typedef union sigval32 {
37 typedef struct compat_siginfo {
43 int _pad[((128/sizeof(int)) - 3)];
47 pid_t _pid; /* sender's pid */
48 uid_t _uid; /* sender's uid */
53 timer_t _tid; /* timer id */
54 int _overrun; /* overrun count */
55 sigval_t _sigval; /* same as below */
56 int _sys_private; /* not to be passed to user */
59 /* POSIX.1b signals */
61 pid_t _pid; /* sender's pid */
62 uid_t _uid; /* sender's uid */
68 pid_t _pid; /* which child */
69 uid_t _uid; /* sender's uid */
70 int _status;/* exit code */
71 compat_clock_t _utime;
72 compat_clock_t _stime;
75 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
77 __u32 _addr; /* faulting insn/memory ref. - pointer */
82 int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
89 * How these fields are to be accessed.
91 #define si_pid _sifields._kill._pid
92 #define si_uid _sifields._kill._uid
93 #define si_status _sifields._sigchld._status
94 #define si_utime _sifields._sigchld._utime
95 #define si_stime _sifields._sigchld._stime
96 #define si_value _sifields._rt._sigval
97 #define si_int _sifields._rt._sigval.sival_int
98 #define si_ptr _sifields._rt._sigval.sival_ptr
99 #define si_addr _sifields._sigfault._addr
100 #define si_band _sifields._sigpoll._band
101 #define si_fd _sifields._sigpoll._fd
102 #define si_tid _sifields._timer._tid
103 #define si_overrun _sifields._timer._overrun
105 /* asm/sigcontext.h */
115 freg_t32 fprs[__NUM_FPRS];
122 } _psw_t32 __attribute__ ((aligned(8)));
124 #define PSW32_MASK_PER 0x40000000UL
125 #define PSW32_MASK_DAT 0x04000000UL
126 #define PSW32_MASK_IO 0x02000000UL
127 #define PSW32_MASK_EXT 0x01000000UL
128 #define PSW32_MASK_KEY 0x00F00000UL
129 #define PSW32_MASK_MCHECK 0x00040000UL
130 #define PSW32_MASK_WAIT 0x00020000UL
131 #define PSW32_MASK_PSTATE 0x00010000UL
132 #define PSW32_MASK_ASC 0x0000C000UL
133 #define PSW32_MASK_CC 0x00003000UL
134 #define PSW32_MASK_PM 0x00000f00UL
136 #define PSW32_ADDR_AMODE31 0x80000000UL
137 #define PSW32_ADDR_INSN 0x7FFFFFFFUL
139 #define PSW32_BASE_BITS 0x00080000UL
141 #define PSW32_ASC_PRIMARY 0x00000000UL
142 #define PSW32_ASC_ACCREG 0x00004000UL
143 #define PSW32_ASC_SECONDARY 0x00008000UL
144 #define PSW32_ASC_HOME 0x0000C000UL
146 #define PSW32_USER_BITS (PSW32_BASE_BITS | PSW32_MASK_DAT | PSW32_ASC_HOME | \
147 PSW32_MASK_IO | PSW32_MASK_EXT | PSW32_MASK_MCHECK | \
150 #define PSW32_MASK_MERGE(CURRENT,NEW) \
151 (((CURRENT) & ~(PSW32_MASK_CC|PSW32_MASK_PM)) | \
152 ((NEW) & (PSW32_MASK_CC|PSW32_MASK_PM)))
158 __u32 gprs[__NUM_GPRS];
159 __u32 acrs[__NUM_ACRS];
160 } _s390_regs_common32;
164 _s390_regs_common32 regs;
165 _s390_fp_regs32 fpregs;
168 #define _SIGCONTEXT_NSIG32 64
169 #define _SIGCONTEXT_NSIG_BPW32 32
170 #define __SIGNAL_FRAMESIZE32 96
171 #define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2)
175 __u32 oldmask[_COMPAT_NSIG_WORDS];
176 __u32 sregs; /* pointer */
181 __u32 sa_handler; /* pointer */
183 __u32 sa_restorer; /* pointer */
184 compat_sigset_t sa_mask; /* mask last for extensibility */
188 __u32 ss_sp; /* pointer */
190 compat_size_t ss_size;
196 __u32 uc_link; /* pointer */
198 _sigregs32 uc_mcontext;
199 compat_sigset_t uc_sigmask; /* mask last for extensibility */
202 #define SIGEV_PAD_SIZE32 ((SIGEV_MAX_SIZE/sizeof(int)) - 3)
211 int _pad[SIGEV_PAD_SIZE32];
220 #endif /* _ASM_S390X_S390_H */