diff options
Diffstat (limited to 'REORG.TODO/sysdeps/unix/sysv/linux/x86/sys')
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/debugreg.h | 88 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/elf.h | 29 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/io.h | 183 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/perm.h | 35 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/procfs.h | 145 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/reg.h | 77 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/ucontext.h | 260 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/user.h | 180 | ||||
-rw-r--r-- | REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/vm86.h | 38 |
9 files changed, 1035 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/debugreg.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/debugreg.h new file mode 100644 index 0000000000..eaa79a882b --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/debugreg.h @@ -0,0 +1,88 @@ +/* Copyright (C) 2001-2017 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_DEBUGREG_H +#define _SYS_DEBUGREG_H 1 + +/* Indicate the register numbers for a number of the specific + debug registers. Registers 0-3 contain the addresses we wish to trap on */ +#define DR_FIRSTADDR 0 /* u_debugreg[DR_FIRSTADDR] */ +#define DR_LASTADDR 3 /* u_debugreg[DR_LASTADDR] */ + +#define DR_STATUS 6 /* u_debugreg[DR_STATUS] */ +#define DR_CONTROL 7 /* u_debugreg[DR_CONTROL] */ + +/* Define a few things for the status register. We can use this to determine + which debugging register was responsible for the trap. The other bits + are either reserved or not of interest to us. */ + +#define DR_TRAP0 (0x1) /* db0 */ +#define DR_TRAP1 (0x2) /* db1 */ +#define DR_TRAP2 (0x4) /* db2 */ +#define DR_TRAP3 (0x8) /* db3 */ + +#define DR_STEP (0x4000) /* single-step */ +#define DR_SWITCH (0x8000) /* task switch */ + +/* Now define a bunch of things for manipulating the control register. + The top two bytes of the control register consist of 4 fields of 4 + bits - each field corresponds to one of the four debug registers, + and indicates what types of access we trap on, and how large the data + field is that we are looking at */ + +#define DR_CONTROL_SHIFT 16 /* Skip this many bits in ctl register */ +#define DR_CONTROL_SIZE 4 /* 4 control bits per register */ + +#define DR_RW_EXECUTE (0x0) /* Settings for the access types to trap on */ +#define DR_RW_WRITE (0x1) +#define DR_RW_READ (0x3) + +#define DR_LEN_1 (0x0) /* Settings for data length to trap on */ +#define DR_LEN_2 (0x4) +#define DR_LEN_4 (0xC) +#ifdef __x86_64__ +# define DR_LEN_8 (0x8) +#endif + +/* The low byte to the control register determine which registers are + enabled. There are 4 fields of two bits. One bit is "local", meaning + that the processor will reset the bit after a task switch and the other + is global meaning that we have to explicitly reset the bit. With linux, + you can use either one, since we explicitly zero the register when we enter + kernel mode. */ + +#define DR_LOCAL_ENABLE_SHIFT 0 /* Extra shift to the local enable bit */ +#define DR_GLOBAL_ENABLE_SHIFT 1 /* Extra shift to the global enable bit */ +#define DR_ENABLE_SIZE 2 /* 2 enable bits per register */ + +#define DR_LOCAL_ENABLE_MASK (0x55) /* Set local bits for all 4 regs */ +#define DR_GLOBAL_ENABLE_MASK (0xAA) /* Set global bits for all 4 regs */ + +/* The second byte to the control register has a few special + things. */ + + + +#ifdef __x86_64__ +# define DR_CONTROL_RESERVED (0xFFFFFFFF0000FC00ULL) /* Reserved */ +#else +# define DR_CONTROL_RESERVED (0x00FC00U) /* Reserved */ +#endif +#define DR_LOCAL_SLOWDOWN (0x100) /* Local slow the pipeline */ +#define DR_GLOBAL_SLOWDOWN (0x200) /* Global slow the pipeline */ + +#endif /* sys/debugreg.h */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/elf.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/elf.h new file mode 100644 index 0000000000..9b58e1a540 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/elf.h @@ -0,0 +1,29 @@ +/* Copyright (C) 1998-2017 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_ELF_H +#define _SYS_ELF_H 1 + +#ifdef __x86_64__ +# error This header is unsupported on x86-64. +#else +# warning "This header is obsolete; use <sys/procfs.h> instead." + +# include <sys/procfs.h> +#endif + +#endif /* _SYS_ELF_H */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/io.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/io.h new file mode 100644 index 0000000000..3041a59c1a --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/io.h @@ -0,0 +1,183 @@ +/* Copyright (C) 1996-2017 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_IO_H +#define _SYS_IO_H 1 + +#include <features.h> + +__BEGIN_DECLS + +/* If TURN_ON is TRUE, request for permission to do direct i/o on the + port numbers in the range [FROM,FROM+NUM-1]. Otherwise, turn I/O + permission off for that range. This call requires root privileges. + + Portability note: not all Linux platforms support this call. Most + platforms based on the PC I/O architecture probably will, however. + E.g., Linux/Alpha for Alpha PCs supports this. */ +extern int ioperm (unsigned long int __from, unsigned long int __num, + int __turn_on) __THROW; + +/* Set the I/O privilege level to LEVEL. If LEVEL>3, permission to + access any I/O port is granted. This call requires root + privileges. */ +extern int iopl (int __level) __THROW; + +#if defined __GNUC__ && __GNUC__ >= 2 + +static __inline unsigned char +inb (unsigned short int __port) +{ + unsigned char _v; + + __asm__ __volatile__ ("inb %w1,%0":"=a" (_v):"Nd" (__port)); + return _v; +} + +static __inline unsigned char +inb_p (unsigned short int __port) +{ + unsigned char _v; + + __asm__ __volatile__ ("inb %w1,%0\noutb %%al,$0x80":"=a" (_v):"Nd" (__port)); + return _v; +} + +static __inline unsigned short int +inw (unsigned short int __port) +{ + unsigned short _v; + + __asm__ __volatile__ ("inw %w1,%0":"=a" (_v):"Nd" (__port)); + return _v; +} + +static __inline unsigned short int +inw_p (unsigned short int __port) +{ + unsigned short int _v; + + __asm__ __volatile__ ("inw %w1,%0\noutb %%al,$0x80":"=a" (_v):"Nd" (__port)); + return _v; +} + +static __inline unsigned int +inl (unsigned short int __port) +{ + unsigned int _v; + + __asm__ __volatile__ ("inl %w1,%0":"=a" (_v):"Nd" (__port)); + return _v; +} + +static __inline unsigned int +inl_p (unsigned short int __port) +{ + unsigned int _v; + __asm__ __volatile__ ("inl %w1,%0\noutb %%al,$0x80":"=a" (_v):"Nd" (__port)); + return _v; +} + +static __inline void +outb (unsigned char __value, unsigned short int __port) +{ + __asm__ __volatile__ ("outb %b0,%w1": :"a" (__value), "Nd" (__port)); +} + +static __inline void +outb_p (unsigned char __value, unsigned short int __port) +{ + __asm__ __volatile__ ("outb %b0,%w1\noutb %%al,$0x80": :"a" (__value), + "Nd" (__port)); +} + +static __inline void +outw (unsigned short int __value, unsigned short int __port) +{ + __asm__ __volatile__ ("outw %w0,%w1": :"a" (__value), "Nd" (__port)); + +} + +static __inline void +outw_p (unsigned short int __value, unsigned short int __port) +{ + __asm__ __volatile__ ("outw %w0,%w1\noutb %%al,$0x80": :"a" (__value), + "Nd" (__port)); +} + +static __inline void +outl (unsigned int __value, unsigned short int __port) +{ + __asm__ __volatile__ ("outl %0,%w1": :"a" (__value), "Nd" (__port)); +} + +static __inline void +outl_p (unsigned int __value, unsigned short int __port) +{ + __asm__ __volatile__ ("outl %0,%w1\noutb %%al,$0x80": :"a" (__value), + "Nd" (__port)); +} + +static __inline void +insb (unsigned short int __port, void *__addr, unsigned long int __count) +{ + __asm__ __volatile__ ("cld ; rep ; insb":"=D" (__addr), "=c" (__count) + :"d" (__port), "0" (__addr), "1" (__count)); +} + +static __inline void +insw (unsigned short int __port, void *__addr, unsigned long int __count) +{ + __asm__ __volatile__ ("cld ; rep ; insw":"=D" (__addr), "=c" (__count) + :"d" (__port), "0" (__addr), "1" (__count)); +} + +static __inline void +insl (unsigned short int __port, void *__addr, unsigned long int __count) +{ + __asm__ __volatile__ ("cld ; rep ; insl":"=D" (__addr), "=c" (__count) + :"d" (__port), "0" (__addr), "1" (__count)); +} + +static __inline void +outsb (unsigned short int __port, const void *__addr, + unsigned long int __count) +{ + __asm__ __volatile__ ("cld ; rep ; outsb":"=S" (__addr), "=c" (__count) + :"d" (__port), "0" (__addr), "1" (__count)); +} + +static __inline void +outsw (unsigned short int __port, const void *__addr, + unsigned long int __count) +{ + __asm__ __volatile__ ("cld ; rep ; outsw":"=S" (__addr), "=c" (__count) + :"d" (__port), "0" (__addr), "1" (__count)); +} + +static __inline void +outsl (unsigned short int __port, const void *__addr, + unsigned long int __count) +{ + __asm__ __volatile__ ("cld ; rep ; outsl":"=S" (__addr), "=c" (__count) + :"d" (__port), "0" (__addr), "1" (__count)); +} + +#endif /* GNU C */ + +__END_DECLS +#endif /* _SYS_IO_H */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/perm.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/perm.h new file mode 100644 index 0000000000..a6e0c0c5a3 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/perm.h @@ -0,0 +1,35 @@ +/* Copyright (C) 1996-2017 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_PERM_H + +#define _SYS_PERM_H 1 +#include <features.h> + +__BEGIN_DECLS + +/* Set port input/output permissions. */ +extern int ioperm (unsigned long int __from, unsigned long int __num, + int __turn_on) __THROW; + + +/* Change I/O privilege level. */ +extern int iopl (int __level) __THROW; + +__END_DECLS + +#endif /* _SYS_PERM_H */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/procfs.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/procfs.h new file mode 100644 index 0000000000..577c3de655 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/procfs.h @@ -0,0 +1,145 @@ +/* Copyright (C) 2001-2017 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_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. */ + +#include <features.h> +#include <sys/time.h> +#include <sys/types.h> +#include <sys/user.h> + +__BEGIN_DECLS + +/* Type for a general-purpose register. */ +#ifdef __x86_64__ +__extension__ typedef unsigned long long elf_greg_t; +#else +typedef unsigned long elf_greg_t; +#endif + +/* And the whole bunch of them. We could have used `struct + user_regs_struct' directly in the typedef, but tradition says that + the register set is an array, which does have some peculiar + semantics, so leave it that way. */ +#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +#ifndef __x86_64__ +/* Register set for the floating-point registers. */ +typedef struct user_fpregs_struct elf_fpregset_t; + +/* Register set for the extended floating-point registers. Includes + the Pentium III SSE registers in addition to the classic + floating-point stuff. */ +typedef struct user_fpxregs_struct elf_fpxregset_t; +#else +/* Register set for the extended floating-point registers. Includes + the Pentium III SSE registers in addition to the classic + floating-point stuff. */ +typedef struct user_fpregs_struct elf_fpregset_t; +#endif + +/* Signal info. */ +struct elf_siginfo + { + int si_signo; /* Signal number. */ + int si_code; /* Extra code. */ + int si_errno; /* Errno. */ + }; + + +/* Definitions to generate Intel SVR4-like core files. These mostly + have the same names as the SVR4 types with "elf_" tacked on the + front to prevent clashes with Linux definitions, and the typedef + forms have been avoided. This is mostly like the SVR4 structure, + but more Linuxy, with things that Linux does not support and which + GDB doesn't really use excluded. */ + +struct elf_prstatus + { + struct elf_siginfo pr_info; /* Info associated with signal. */ + short int pr_cursig; /* Current signal. */ + unsigned long int pr_sigpend; /* Set of pending signals. */ + unsigned long int pr_sighold; /* Set of held signals. */ + __pid_t pr_pid; + __pid_t pr_ppid; + __pid_t pr_pgrp; + __pid_t pr_sid; + struct timeval pr_utime; /* User time. */ + struct timeval pr_stime; /* System time. */ + struct timeval pr_cutime; /* Cumulative user time. */ + struct timeval pr_cstime; /* Cumulative system time. */ + elf_gregset_t pr_reg; /* GP registers. */ + int pr_fpvalid; /* True if math copro being used. */ + }; + + +#define ELF_PRARGSZ (80) /* Number of chars for args. */ + +struct elf_prpsinfo + { + char pr_state; /* Numeric process state. */ + char pr_sname; /* Char for pr_state. */ + char pr_zomb; /* Zombie. */ + char pr_nice; /* Nice val. */ + unsigned long int pr_flag; /* Flags. */ +#if __WORDSIZE == 32 + unsigned short int pr_uid; + unsigned short int pr_gid; +#else + unsigned int pr_uid; + unsigned int pr_gid; +#endif + int pr_pid, pr_ppid, pr_pgrp, pr_sid; + /* Lots missing */ + char pr_fname[16]; /* Filename of executable. */ + char pr_psargs[ELF_PRARGSZ]; /* Initial part of arg list. */ + }; + + +/* The rest of this file provides the types for emulation of the + Solaris <proc_service.h> interfaces that should be implemented by + users of libthread_db. */ + +/* Addresses. */ +typedef void *psaddr_t; + +/* Register sets. Linux has different names. */ +typedef elf_gregset_t prgregset_t; +typedef elf_fpregset_t prfpregset_t; + +/* We don't have any differences between processes and threads, + therefore have only one PID type. */ +typedef __pid_t lwpid_t; + +/* Process status and info. In the end we do provide typedefs for them. */ +typedef struct elf_prstatus prstatus_t; +typedef struct elf_prpsinfo prpsinfo_t; + +__END_DECLS + +#endif /* sys/procfs.h */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/reg.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/reg.h new file mode 100644 index 0000000000..ceca1334e3 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/reg.h @@ -0,0 +1,77 @@ +/* Copyright (C) 2001-2017 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_REG_H +#define _SYS_REG_H 1 + + +#ifdef __x86_64__ +/* Index into an array of 8 byte longs returned from ptrace for + location of the users' stored general purpose registers. */ + +# define R15 0 +# define R14 1 +# define R13 2 +# define R12 3 +# define RBP 4 +# define RBX 5 +# define R11 6 +# define R10 7 +# define R9 8 +# define R8 9 +# define RAX 10 +# define RCX 11 +# define RDX 12 +# define RSI 13 +# define RDI 14 +# define ORIG_RAX 15 +# define RIP 16 +# define CS 17 +# define EFLAGS 18 +# define RSP 19 +# define SS 20 +# define FS_BASE 21 +# define GS_BASE 22 +# define DS 23 +# define ES 24 +# define FS 25 +# define GS 26 +#else + +/* Index into an array of 4 byte integers returned from ptrace for + * location of the users' stored general purpose registers. */ + +# define EBX 0 +# define ECX 1 +# define EDX 2 +# define ESI 3 +# define EDI 4 +# define EBP 5 +# define EAX 6 +# define DS 7 +# define ES 8 +# define FS 9 +# define GS 10 +# define ORIG_EAX 11 +# define EIP 12 +# define CS 13 +# define EFL 14 +# define UESP 15 +# define SS 16 +#endif + +#endif diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/ucontext.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/ucontext.h new file mode 100644 index 0000000000..5fd64bf801 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/ucontext.h @@ -0,0 +1,260 @@ +/* Copyright (C) 2001-2017 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_UCONTEXT_H +#define _SYS_UCONTEXT_H 1 + +#include <features.h> + +#include <bits/types/sigset_t.h> +#include <bits/sigcontext.h> +#include <bits/types/stack_t.h> + + +#ifdef __USE_MISC +# define __ctx(fld) fld +#else +# define __ctx(fld) __ ## fld +#endif + +#ifdef __x86_64__ + +/* Type for general register. */ +__extension__ typedef long long int greg_t; + +/* Number of general registers. */ +#define __NGREG 23 +#ifdef __USE_MISC +# define NGREG __NGREG +#endif + +/* Container for all general registers. */ +typedef greg_t gregset_t[__NGREG]; + +#ifdef __USE_GNU +/* Number of each register in the `gregset_t' array. */ +enum +{ + REG_R8 = 0, +# define REG_R8 REG_R8 + REG_R9, +# define REG_R9 REG_R9 + REG_R10, +# define REG_R10 REG_R10 + REG_R11, +# define REG_R11 REG_R11 + REG_R12, +# define REG_R12 REG_R12 + REG_R13, +# define REG_R13 REG_R13 + REG_R14, +# define REG_R14 REG_R14 + REG_R15, +# define REG_R15 REG_R15 + REG_RDI, +# define REG_RDI REG_RDI + REG_RSI, +# define REG_RSI REG_RSI + REG_RBP, +# define REG_RBP REG_RBP + REG_RBX, +# define REG_RBX REG_RBX + REG_RDX, +# define REG_RDX REG_RDX + REG_RAX, +# define REG_RAX REG_RAX + REG_RCX, +# define REG_RCX REG_RCX + REG_RSP, +# define REG_RSP REG_RSP + REG_RIP, +# define REG_RIP REG_RIP + REG_EFL, +# define REG_EFL REG_EFL + REG_CSGSFS, /* Actually short cs, gs, fs, __pad0. */ +# define REG_CSGSFS REG_CSGSFS + REG_ERR, +# define REG_ERR REG_ERR + REG_TRAPNO, +# define REG_TRAPNO REG_TRAPNO + REG_OLDMASK, +# define REG_OLDMASK REG_OLDMASK + REG_CR2 +# define REG_CR2 REG_CR2 +}; +#endif + +struct _libc_fpxreg +{ + unsigned short int __ctx(significand)[4]; + unsigned short int __ctx(exponent); + unsigned short int __glibc_reserved1[3]; +}; + +struct _libc_xmmreg +{ + __uint32_t element[4]; +}; + +struct _libc_fpstate +{ + /* 64-bit FXSAVE format. */ + __uint16_t __ctx(cwd); + __uint16_t __ctx(swd); + __uint16_t __ctx(ftw); + __uint16_t __ctx(fop); + __uint64_t __ctx(rip); + __uint64_t __ctx(rdp); + __uint32_t __ctx(mxcsr); + __uint32_t __ctx(mxcr_mask); + struct _libc_fpxreg _st[8]; + struct _libc_xmmreg _xmm[16]; + __uint32_t __glibc_reserved1[24]; +}; + +/* Structure to describe FPU registers. */ +typedef struct _libc_fpstate *fpregset_t; + +/* Context to describe whole processor state. */ +typedef struct + { + gregset_t __ctx(gregs); + /* Note that fpregs is a pointer. */ + fpregset_t __ctx(fpregs); + __extension__ unsigned long long __reserved1 [8]; +} mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long int uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + sigset_t uc_sigmask; + struct _libc_fpstate __fpregs_mem; + } ucontext_t; + +#else /* !__x86_64__ */ + +/* Type for general register. */ +typedef int greg_t; + +/* Number of general registers. */ +#define __NGREG 19 +#ifdef __USE_MISC +# define NGREG __NGREG +#endif + +/* Container for all general registers. */ +typedef greg_t gregset_t[__NGREG]; + +#ifdef __USE_GNU +/* Number of each register is the `gregset_t' array. */ +enum +{ + REG_GS = 0, +# define REG_GS REG_GS + REG_FS, +# define REG_FS REG_FS + REG_ES, +# define REG_ES REG_ES + REG_DS, +# define REG_DS REG_DS + REG_EDI, +# define REG_EDI REG_EDI + REG_ESI, +# define REG_ESI REG_ESI + REG_EBP, +# define REG_EBP REG_EBP + REG_ESP, +# define REG_ESP REG_ESP + REG_EBX, +# define REG_EBX REG_EBX + REG_EDX, +# define REG_EDX REG_EDX + REG_ECX, +# define REG_ECX REG_ECX + REG_EAX, +# define REG_EAX REG_EAX + REG_TRAPNO, +# define REG_TRAPNO REG_TRAPNO + REG_ERR, +# define REG_ERR REG_ERR + REG_EIP, +# define REG_EIP REG_EIP + REG_CS, +# define REG_CS REG_CS + REG_EFL, +# define REG_EFL REG_EFL + REG_UESP, +# define REG_UESP REG_UESP + REG_SS +# define REG_SS REG_SS +}; +#endif + +/* Definitions taken from the kernel headers. */ +struct _libc_fpreg +{ + unsigned short int __ctx(significand)[4]; + unsigned short int __ctx(exponent); +}; + +struct _libc_fpstate +{ + unsigned long int __ctx(cw); + unsigned long int __ctx(sw); + unsigned long int __ctx(tag); + unsigned long int __ctx(ipoff); + unsigned long int __ctx(cssel); + unsigned long int __ctx(dataoff); + unsigned long int __ctx(datasel); + struct _libc_fpreg _st[8]; + unsigned long int __ctx(status); +}; + +/* Structure to describe FPU registers. */ +typedef struct _libc_fpstate *fpregset_t; + +/* Context to describe whole processor state. */ +typedef struct + { + gregset_t __ctx(gregs); + /* Due to Linux's history we have to use a pointer here. The SysV/i386 + ABI requires a struct with the values. */ + fpregset_t __ctx(fpregs); + unsigned long int __ctx(oldmask); + unsigned long int __ctx(cr2); + } mcontext_t; + +/* Userlevel context. */ +typedef struct ucontext + { + unsigned long int uc_flags; + struct ucontext *uc_link; + stack_t uc_stack; + mcontext_t uc_mcontext; + sigset_t uc_sigmask; + struct _libc_fpstate __fpregs_mem; + } ucontext_t; + +#endif /* !__x86_64__ */ + +#undef __ctx + +#endif /* sys/ucontext.h */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/user.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/user.h new file mode 100644 index 0000000000..b705239e61 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/user.h @@ -0,0 +1,180 @@ +/* Copyright (C) 2001-2017 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. */ + +#ifdef __x86_64__ + +struct user_fpregs_struct +{ + unsigned short int cwd; + unsigned short int swd; + unsigned short int ftw; + unsigned short int fop; + __extension__ unsigned long long int rip; + __extension__ unsigned long long int rdp; + unsigned int mxcsr; + unsigned int mxcr_mask; + unsigned int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ + unsigned int xmm_space[64]; /* 16*16 bytes for each XMM-reg = 256 bytes */ + unsigned int padding[24]; +}; + +struct user_regs_struct +{ + __extension__ unsigned long long int r15; + __extension__ unsigned long long int r14; + __extension__ unsigned long long int r13; + __extension__ unsigned long long int r12; + __extension__ unsigned long long int rbp; + __extension__ unsigned long long int rbx; + __extension__ unsigned long long int r11; + __extension__ unsigned long long int r10; + __extension__ unsigned long long int r9; + __extension__ unsigned long long int r8; + __extension__ unsigned long long int rax; + __extension__ unsigned long long int rcx; + __extension__ unsigned long long int rdx; + __extension__ unsigned long long int rsi; + __extension__ unsigned long long int rdi; + __extension__ unsigned long long int orig_rax; + __extension__ unsigned long long int rip; + __extension__ unsigned long long int cs; + __extension__ unsigned long long int eflags; + __extension__ unsigned long long int rsp; + __extension__ unsigned long long int ss; + __extension__ unsigned long long int fs_base; + __extension__ unsigned long long int gs_base; + __extension__ unsigned long long int ds; + __extension__ unsigned long long int es; + __extension__ unsigned long long int fs; + __extension__ unsigned long long int gs; +}; + +struct user +{ + struct user_regs_struct regs; + int u_fpvalid; + struct user_fpregs_struct i387; + __extension__ unsigned long long int u_tsize; + __extension__ unsigned long long int u_dsize; + __extension__ unsigned long long int u_ssize; + __extension__ unsigned long long int start_code; + __extension__ unsigned long long int start_stack; + __extension__ long long int signal; + int reserved; + __extension__ union + { + struct user_regs_struct* u_ar0; + __extension__ unsigned long long int __u_ar0_word; + }; + __extension__ union + { + struct user_fpregs_struct* u_fpstate; + __extension__ unsigned long long int __u_fpstate_word; + }; + __extension__ unsigned long long int magic; + char u_comm [32]; + __extension__ unsigned long long int u_debugreg [8]; +}; + +#else +/* These are the 32-bit x86 structures. */ +struct user_fpregs_struct +{ + long int cwd; + long int swd; + long int twd; + long int fip; + long int fcs; + long int foo; + long int fos; + long int st_space [20]; +}; + +struct user_fpxregs_struct +{ + unsigned short int cwd; + unsigned short int swd; + unsigned short int twd; + unsigned short int fop; + long int fip; + long int fcs; + long int foo; + long int fos; + long int mxcsr; + long int reserved; + long int st_space[32]; /* 8*16 bytes for each FP-reg = 128 bytes */ + long int xmm_space[32]; /* 8*16 bytes for each XMM-reg = 128 bytes */ + long int padding[56]; +}; + +struct user_regs_struct +{ + long int ebx; + long int ecx; + long int edx; + long int esi; + long int edi; + long int ebp; + long int eax; + long int xds; + long int xes; + long int xfs; + long int xgs; + long int orig_eax; + long int eip; + long int xcs; + long int eflags; + long int esp; + long int xss; +}; + +struct user +{ + struct user_regs_struct regs; + int u_fpvalid; + struct user_fpregs_struct i387; + unsigned long int u_tsize; + unsigned long int u_dsize; + unsigned long int u_ssize; + unsigned long int start_code; + unsigned long int start_stack; + long int signal; + int reserved; + struct user_regs_struct* u_ar0; + struct user_fpregs_struct* u_fpstate; + unsigned long int magic; + char u_comm [32]; + int u_debugreg [8]; +}; +#endif /* __x86_64__ */ + +#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 */ diff --git a/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/vm86.h b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/vm86.h new file mode 100644 index 0000000000..07f09c2030 --- /dev/null +++ b/REORG.TODO/sysdeps/unix/sysv/linux/x86/sys/vm86.h @@ -0,0 +1,38 @@ +/* Copyright (C) 1996-2017 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_VM86_H + +#define _SYS_VM86_H 1 +#include <features.h> + +#ifdef __x86_64__ +# error This header is unsupported on x86-64. +#else +/* Get constants and data types from kernel header file. */ +# include <asm/vm86.h> + +__BEGIN_DECLS + +/* Enter virtual 8086 mode. */ +extern int vm86 (unsigned long int __subfunction, + struct vm86plus_struct *__info) __THROW; + +__END_DECLS +# endif + +#endif /* _SYS_VM86_H */ |