From c7757f181f0bd52206059f2685a5197113aca76f Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Wed, 8 Oct 2003 18:15:50 +0000 Subject: Patch from George Thanos adding support for the "e1" architecture. --- libc/sysdeps/linux/e1/sys/procfs.h | 31 ++++++++++ libc/sysdeps/linux/e1/sys/reg.h | 25 ++++++++ libc/sysdeps/linux/e1/sys/ucontext.h | 109 +++++++++++++++++++++++++++++++++++ 3 files changed, 165 insertions(+) create mode 100644 libc/sysdeps/linux/e1/sys/procfs.h create mode 100644 libc/sysdeps/linux/e1/sys/reg.h create mode 100644 libc/sysdeps/linux/e1/sys/ucontext.h (limited to 'libc/sysdeps/linux/e1/sys') diff --git a/libc/sysdeps/linux/e1/sys/procfs.h b/libc/sysdeps/linux/e1/sys/procfs.h new file mode 100644 index 000000000..8416b3b58 --- /dev/null +++ b/libc/sysdeps/linux/e1/sys/procfs.h @@ -0,0 +1,31 @@ +/* Copyright (C) 1996, 1997, 1999, 2000, 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_PROCFS_H +#define _SYS_PROCFS_H 1 + +/* This is somewhat modelled after the file of the same name on SVR4 + systems. It provides a definition of the core file format for ELF + used on Linux. It doesn't have anything to do with the /proc file + system, even though Linux has one. + + Anyway, 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. */ + +#endif /* sys/procfs.h */ diff --git a/libc/sysdeps/linux/e1/sys/reg.h b/libc/sysdeps/linux/e1/sys/reg.h new file mode 100644 index 000000000..a8a7ec1b7 --- /dev/null +++ b/libc/sysdeps/linux/e1/sys/reg.h @@ -0,0 +1,25 @@ +/* Copyright (C) 1998 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_REG_H +#define _SYS_REG_H 1 + +/* Index into an array of 4 byte integers returned from ptrace for + location of the users' stored general purpose registers. */ + +#endif /* _SYS_REG_H */ diff --git a/libc/sysdeps/linux/e1/sys/ucontext.h b/libc/sysdeps/linux/e1/sys/ucontext.h new file mode 100644 index 000000000..3c441dc5c --- /dev/null +++ b/libc/sysdeps/linux/e1/sys/ucontext.h @@ -0,0 +1,109 @@ +/* Copyright (C) 1997, 1999, 2001 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* System V/m68k ABI compliant context switching support. */ + +#ifndef _SYS_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include +#include + +/* Type for general register. */ +typedef int greg_t; + +/* Number of general registers. */ +#define NGREG 18 + +/* Container for all general registers. */ +typedef greg_t gregset_t[NGREG]; + +/* Number of each register is the `gregset_t' array. */ +enum +{ + R_D0 = 0, +#define R_D0 R_D0 + R_D1 = 1, +#define R_D1 R_D1 + R_D2 = 2, +#define R_D2 R_D2 + R_D3 = 3, +#define R_D3 R_D3 + R_D4 = 4, +#define R_D4 R_D4 + R_D5 = 5, +#define R_D5 R_D5 + R_D6 = 6, +#define R_D6 R_D6 + R_D7 = 7, +#define R_D7 R_D7 + R_A0 = 8, +#define R_A0 R_A0 + R_A1 = 9, +#define R_A1 R_A1 + R_A2 = 10, +#define R_A2 R_A2 + R_A3 = 11, +#define R_A3 R_A3 + R_A4 = 12, +#define R_A4 R_A4 + R_A5 = 13, +#define R_A5 R_A5 + R_A6 = 14, +#define R_A6 R_A6 + R_A7 = 15, +#define R_A7 R_A7 + R_SP = 15, +#define R_SP R_SP + R_PC = 16, +#define R_PC R_PC + R_PS = 17 +#define R_PS R_PS +}; + +/* Structure to describe FPU registers. */ +typedef struct fpregset +{ + int f_fpregs[8][3]; + int f_pcr; + int f_psr; + int f_fpiaddr; +} fpregset_t; + +/* Context to describe whole processor state. */ +typedef struct +{ + int version; + gregset_t gregs; + fpregset_t fpregs; +} mcontext_t; + +#define MCONTEXT_VERSION 2 + +/* Userlevel context. */ +typedef struct ucontext +{ + unsigned long int uc_flags; + struct ucontext *uc_link; + __sigset_t uc_sigmask; + stack_t uc_stack; + mcontext_t uc_mcontext; + long int uc_filler[174]; +} ucontext_t; + +#endif /* sys/ucontext.h */ -- cgit v1.2.3