diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/s390/sys/user.h')
| -rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/s390/sys/user.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/s390/sys/user.h b/REORG.TODO/sysdeps/unix/sysv/linux/s390/sys/user.h new file mode 100644 index 0000000000..8f8fcca59f --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/s390/sys/user.h @@ -0,0 +1,82 @@ +/* Copyright (C) 2000-2017 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, see + <http://www.gnu.org/licenses/>. */ + +#ifndef _SYS_USER_H +#define _SYS_USER_H 1 + +/* The whole purpose of this file is for GDB and GDB only. Don't read + too much into it. Don't use it for anything other than GDB unless + you know what you are doing. */ + +struct _user_psw_struct +{ + unsigned long mask; + unsigned long addr; +}; + +struct _user_fpregs_struct +{ + unsigned int fpc; + double fprs[16]; +}; + +struct _user_per_struct +{ + unsigned long control_regs[3]; + unsigned single_step : 1; + unsigned instruction_fetch : 1; + unsigned : 30; + unsigned long starting_addr; + unsigned long ending_addr; + unsigned short perc_atmid; + unsigned long address; + unsigned char access_id; +}; + +struct _user_regs_struct +{ + struct _user_psw_struct psw; /* Program status word. */ + unsigned long gprs[16]; /* General purpose registers. */ + unsigned int acrs[16]; /* Access registers. */ + unsigned long orig_gpr2; /* Original gpr2. */ + struct _user_fpregs_struct fp_regs; /* Floating point registers. */ + struct _user_per_struct per_info; /* Hardware tracing registers. */ + unsigned long ieee_instruction_pointer; /* Always 0. */ +}; + +struct user { + struct _user_regs_struct regs; /* User registers. */ + unsigned long int u_tsize; /* Text segment size (pages). */ + unsigned long int u_dsize; /* Data segment size (pages). */ + unsigned long int u_ssize; /* Stack segment size (pages). */ + unsigned long start_code; /* Starting address of text. */ + unsigned long start_stack; /* Starting address of stack area. */ + long int signal; /* Signal causing the core dump. */ + struct _user_regs_struct *u_ar0; /* Help gdb find registers. */ + unsigned long magic; /* Identifies a core file. */ + char u_comm[32]; /* User command naem. */ +}; + +#define PAGE_SHIFT 12 +#define PAGE_SIZE (1UL << PAGE_SHIFT) +#define PAGE_MASK (~(PAGE_SIZE-1)) +#define NBPG PAGE_SIZE +#define UPAGES 1 +#define HOST_TEXT_START_ADDR (u.start_code) +#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) + +#endif /* _SYS_USER_H */ |