diff options
Diffstat (limited to 'ports/sysdeps/unix/sysv/linux/mips/sys/user.h')
| -rw-r--r-- | ports/sysdeps/unix/sysv/linux/mips/sys/user.h | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/sysv/linux/mips/sys/user.h b/ports/sysdeps/unix/sysv/linux/mips/sys/user.h new file mode 100644 index 0000000000..950cad7fa8 --- /dev/null +++ b/ports/sysdeps/unix/sysv/linux/mips/sys/user.h @@ -0,0 +1,218 @@ +/* Copyright (C) 2002, 2003, 2004 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 + +#include <sgidefs.h> + +/* 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. */ + +/* #include <asm/reg.h> */ +/* Instead of including the kernel header, that will vary depending on + whether the 32- or the 64-bit kernel is installed, we paste its + contents here. Note that the fact that the file is inline here, + instead of included separately, doesn't change in any way the + licensing status of a program that includes user.h. Since this is + for gdb alone, and gdb is GPLed, no surprises here. */ +#if _MIPS_SIM == _ABIO32 +/* + * Various register offset definitions for debuggers, core file + * examiners and whatnot. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995, 1999 by Ralf Baechle + */ +#ifndef __ASM_MIPS_REG_H +#define __ASM_MIPS_REG_H + +/* + * This defines/structures correspond to the register layout on stack - + * if the order here is changed, it needs to be updated in + * include/asm-mips/stackframe.h + */ +#define EF_REG0 6 +#define EF_REG1 7 +#define EF_REG2 8 +#define EF_REG3 9 +#define EF_REG4 10 +#define EF_REG5 11 +#define EF_REG6 12 +#define EF_REG7 13 +#define EF_REG8 14 +#define EF_REG9 15 +#define EF_REG10 16 +#define EF_REG11 17 +#define EF_REG12 18 +#define EF_REG13 19 +#define EF_REG14 20 +#define EF_REG15 21 +#define EF_REG16 22 +#define EF_REG17 23 +#define EF_REG18 24 +#define EF_REG19 25 +#define EF_REG20 26 +#define EF_REG21 27 +#define EF_REG22 28 +#define EF_REG23 29 +#define EF_REG24 30 +#define EF_REG25 31 +/* + * k0/k1 unsaved + */ +#define EF_REG28 34 +#define EF_REG29 35 +#define EF_REG30 36 +#define EF_REG31 37 + +/* + * Saved special registers + */ +#define EF_LO 38 +#define EF_HI 39 + +#define EF_CP0_EPC 40 +#define EF_CP0_BADVADDR 41 +#define EF_CP0_STATUS 42 +#define EF_CP0_CAUSE 43 + +#define EF_SIZE 180 /* size in bytes */ + +#endif /* __ASM_MIPS_REG_H */ + +#else /* _MIPS_SIM != _ABIO32 */ + +/* + * Various register offset definitions for debuggers, core file + * examiners and whatnot. + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1995, 1999 Ralf Baechle + * Copyright (C) 1995, 1999 Silicon Graphics + */ +#ifndef _ASM_REG_H +#define _ASM_REG_H + +/* + * This defines/structures correspond to the register layout on stack - + * if the order here is changed, it needs to be updated in + * include/asm-mips/stackframe.h + */ +#define EF_REG0 0 +#define EF_REG1 1 +#define EF_REG2 2 +#define EF_REG3 3 +#define EF_REG4 4 +#define EF_REG5 5 +#define EF_REG6 6 +#define EF_REG7 7 +#define EF_REG8 8 +#define EF_REG9 9 +#define EF_REG10 10 +#define EF_REG11 11 +#define EF_REG12 12 +#define EF_REG13 13 +#define EF_REG14 14 +#define EF_REG15 15 +#define EF_REG16 16 +#define EF_REG17 17 +#define EF_REG18 18 +#define EF_REG19 19 +#define EF_REG20 20 +#define EF_REG21 21 +#define EF_REG22 22 +#define EF_REG23 23 +#define EF_REG24 24 +#define EF_REG25 25 +/* + * k0/k1 unsaved + */ +#define EF_REG28 28 +#define EF_REG29 29 +#define EF_REG30 30 +#define EF_REG31 31 + +/* + * Saved special registers + */ +#define EF_LO 32 +#define EF_HI 33 + +#define EF_CP0_EPC 34 +#define EF_CP0_BADVADDR 35 +#define EF_CP0_STATUS 36 +#define EF_CP0_CAUSE 37 + +#define EF_SIZE 304 /* size in bytes */ + +#endif /* _ASM_REG_H */ + +#endif /* _MIPS_SIM != _ABIO32 */ + +#if _MIPS_SIM == _ABIO32 + +struct user +{ + unsigned long regs[EF_SIZE/4+64]; /* integer and fp regs */ + size_t u_tsize; /* text size (pages) */ + size_t u_dsize; /* data size (pages) */ + size_t u_ssize; /* stack size (pages) */ + unsigned long start_code; /* text starting address */ + unsigned long start_data; /* data starting address */ + unsigned long start_stack; /* stack starting address */ + long int signal; /* signal causing core dump */ + void* u_ar0; /* help gdb find registers */ + unsigned long magic; /* identifies a core file */ + char u_comm[32]; /* user command name */ +}; + +#else + +struct user { + __extension__ unsigned long regs[EF_SIZE/8+64]; /* integer and fp regs */ + __extension__ unsigned long u_tsize; /* text size (pages) */ + __extension__ unsigned long u_dsize; /* data size (pages) */ + __extension__ unsigned long u_ssize; /* stack size (pages) */ + __extension__ unsigned long long start_code; /* text starting address */ + __extension__ unsigned long long start_data; /* data starting address */ + __extension__ unsigned long long start_stack; /* stack starting address */ + __extension__ long long signal; /* signal causing core dump */ + __extension__ unsigned long long u_ar0; /* help gdb find registers */ + __extension__ unsigned long long magic; /* identifies a core file */ + char u_comm[32]; /* user command name */ +}; + +#endif + +#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_DATA_START_ADDR (u.start_data) +#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) + +#endif /* _SYS_USER_H */ |