/* nto-tdep.h - QNX Neutrino target header.
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/* nto-tdep.h - QNX Neutrino target header.
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Copyright (C) 2003, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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Copyright (C) 2003, 2007, 2008, 2009, 2010 Free Software Foundation, Inc.
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Contributed by QNX Software Systems Ltd.
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Contributed by QNX Software Systems Ltd.
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This file is part of GDB.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef _NTO_TDEP_H
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#ifndef _NTO_TDEP_H
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#define _NTO_TDEP_H
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#define _NTO_TDEP_H
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#include "solist.h"
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#include "solist.h"
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#include "osabi.h"
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#include "osabi.h"
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#include "regset.h"
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#include "regset.h"
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#include "gdbthread.h"
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#include "gdbthread.h"
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/* Target operations defined for Neutrino targets (<target>-nto-tdep.c). */
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/* Target operations defined for Neutrino targets (<target>-nto-tdep.c). */
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struct nto_target_ops
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struct nto_target_ops
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{
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{
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/* For 'maintenance debug nto-debug' command. */
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/* For 'maintenance debug nto-debug' command. */
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int internal_debugging;
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int internal_debugging;
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/* The CPUINFO flags from the remote. Currently used by
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/* The CPUINFO flags from the remote. Currently used by
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i386 for fxsave but future proofing other hosts.
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i386 for fxsave but future proofing other hosts.
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This is initialized in procfs_attach or nto_start_remote
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This is initialized in procfs_attach or nto_start_remote
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depending on our host/target. It would only be invalid
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depending on our host/target. It would only be invalid
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if we were talking to an older pdebug which didn't support
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if we were talking to an older pdebug which didn't support
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the cpuinfo message. */
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the cpuinfo message. */
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unsigned cpuinfo_flags;
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unsigned cpuinfo_flags;
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/* True if successfully retrieved cpuinfo from remote. */
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/* True if successfully retrieved cpuinfo from remote. */
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int cpuinfo_valid;
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int cpuinfo_valid;
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/* Given a register, return an id that represents the Neutrino
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/* Given a register, return an id that represents the Neutrino
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regset it came from. If reg == -1 update all regsets. */
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regset it came from. If reg == -1 update all regsets. */
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int (*regset_id) (int);
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int (*regset_id) (int);
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void (*supply_gregset) (struct regcache *, char *);
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void (*supply_gregset) (struct regcache *, char *);
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void (*supply_fpregset) (struct regcache *, char *);
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void (*supply_fpregset) (struct regcache *, char *);
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void (*supply_altregset) (struct regcache *, char *);
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void (*supply_altregset) (struct regcache *, char *);
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/* Given a regset, tell gdb about registers stored in data. */
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/* Given a regset, tell gdb about registers stored in data. */
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void (*supply_regset) (struct regcache *, int, char *);
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void (*supply_regset) (struct regcache *, int, char *);
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/* Given a register and regset, calculate the offset into the regset
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/* Given a register and regset, calculate the offset into the regset
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and stuff it into the last argument. If regno is -1, calculate the
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and stuff it into the last argument. If regno is -1, calculate the
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size of the entire regset. Returns length of data, -1 if unknown
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size of the entire regset. Returns length of data, -1 if unknown
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regset, 0 if unknown register. */
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regset, 0 if unknown register. */
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int (*register_area) (struct gdbarch *, int, int, unsigned *);
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int (*register_area) (struct gdbarch *, int, int, unsigned *);
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/* Build the Neutrino register set info into the data buffer.
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/* Build the Neutrino register set info into the data buffer.
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Return -1 if unknown regset, 0 otherwise. */
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Return -1 if unknown regset, 0 otherwise. */
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int (*regset_fill) (const struct regcache *, int, char *);
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int (*regset_fill) (const struct regcache *, int, char *);
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/* Gives the fetch_link_map_offsets function exposure outside of
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/* Gives the fetch_link_map_offsets function exposure outside of
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solib-svr4.c so that we can override relocate_section_addresses(). */
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solib-svr4.c so that we can override relocate_section_addresses(). */
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struct link_map_offsets *(*fetch_link_map_offsets) (void);
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struct link_map_offsets *(*fetch_link_map_offsets) (void);
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/* Used by nto_elf_osabi_sniffer to determine if we're connected to an
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/* Used by nto_elf_osabi_sniffer to determine if we're connected to an
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Neutrino target. */
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Neutrino target. */
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enum gdb_osabi (*is_nto_target) (bfd *abfd);
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enum gdb_osabi (*is_nto_target) (bfd *abfd);
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};
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};
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extern struct nto_target_ops current_nto_target;
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extern struct nto_target_ops current_nto_target;
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#define nto_internal_debugging (current_nto_target.internal_debugging)
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#define nto_internal_debugging (current_nto_target.internal_debugging)
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#define nto_cpuinfo_flags (current_nto_target.cpuinfo_flags)
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#define nto_cpuinfo_flags (current_nto_target.cpuinfo_flags)
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#define nto_cpuinfo_valid (current_nto_target.cpuinfo_valid)
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#define nto_cpuinfo_valid (current_nto_target.cpuinfo_valid)
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#define nto_regset_id (current_nto_target.regset_id)
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#define nto_regset_id (current_nto_target.regset_id)
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#define nto_supply_gregset (current_nto_target.supply_gregset)
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#define nto_supply_gregset (current_nto_target.supply_gregset)
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#define nto_supply_fpregset (current_nto_target.supply_fpregset)
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#define nto_supply_fpregset (current_nto_target.supply_fpregset)
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#define nto_supply_altregset (current_nto_target.supply_altregset)
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#define nto_supply_altregset (current_nto_target.supply_altregset)
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#define nto_supply_regset (current_nto_target.supply_regset)
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#define nto_supply_regset (current_nto_target.supply_regset)
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#define nto_register_area (current_nto_target.register_area)
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#define nto_register_area (current_nto_target.register_area)
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#define nto_regset_fill (current_nto_target.regset_fill)
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#define nto_regset_fill (current_nto_target.regset_fill)
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#define nto_fetch_link_map_offsets \
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#define nto_fetch_link_map_offsets \
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(current_nto_target.fetch_link_map_offsets)
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(current_nto_target.fetch_link_map_offsets)
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#define nto_is_nto_target (current_nto_target.is_nto_target)
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#define nto_is_nto_target (current_nto_target.is_nto_target)
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/* Keep this consistant with neutrino syspage.h. */
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/* Keep this consistant with neutrino syspage.h. */
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enum
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enum
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{
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{
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CPUTYPE_X86,
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CPUTYPE_X86,
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CPUTYPE_PPC,
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CPUTYPE_PPC,
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CPUTYPE_MIPS,
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CPUTYPE_MIPS,
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CPUTYPE_SPARE,
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CPUTYPE_SPARE,
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CPUTYPE_ARM,
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CPUTYPE_ARM,
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CPUTYPE_SH,
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CPUTYPE_SH,
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CPUTYPE_UNKNOWN
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CPUTYPE_UNKNOWN
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};
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};
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enum
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enum
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{
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{
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OSTYPE_QNX4,
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OSTYPE_QNX4,
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OSTYPE_NTO
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OSTYPE_NTO
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};
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};
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/* These correspond to the DSMSG_* versions in dsmsgs.h. */
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/* These correspond to the DSMSG_* versions in dsmsgs.h. */
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enum
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enum
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{
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{
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NTO_REG_GENERAL,
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NTO_REG_GENERAL,
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NTO_REG_FLOAT,
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NTO_REG_FLOAT,
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NTO_REG_SYSTEM,
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NTO_REG_SYSTEM,
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NTO_REG_ALT,
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NTO_REG_ALT,
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NTO_REG_END
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NTO_REG_END
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};
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};
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typedef char qnx_reg64[8];
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typedef char qnx_reg64[8];
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typedef struct _debug_regs
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typedef struct _debug_regs
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{
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{
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qnx_reg64 padding[1024];
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qnx_reg64 padding[1024];
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} nto_regset_t;
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} nto_regset_t;
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struct private_thread_info
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struct private_thread_info
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{
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{
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short tid;
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short tid;
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unsigned char state;
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unsigned char state;
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unsigned char flags;
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unsigned char flags;
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char name[1];
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char name[1];
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};
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};
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/* Generic functions in nto-tdep.c. */
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/* Generic functions in nto-tdep.c. */
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void nto_init_solib_absolute_prefix (void);
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void nto_init_solib_absolute_prefix (void);
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char **nto_parse_redirection (char *start_argv[], const char **in,
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char **nto_parse_redirection (char *start_argv[], const char **in,
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const char **out, const char **err);
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const char **out, const char **err);
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void nto_relocate_section_addresses (struct so_list *,
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void nto_relocate_section_addresses (struct so_list *,
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struct target_section *);
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struct target_section *);
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int nto_map_arch_to_cputype (const char *);
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int nto_map_arch_to_cputype (const char *);
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int nto_find_and_open_solib (char *, unsigned, char **);
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int nto_find_and_open_solib (char *, unsigned, char **);
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enum gdb_osabi nto_elf_osabi_sniffer (bfd *abfd);
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enum gdb_osabi nto_elf_osabi_sniffer (bfd *abfd);
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void nto_initialize_signals (void);
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void nto_initialize_signals (void);
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/* Dummy function for initializing nto_target_ops on targets which do
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/* Dummy function for initializing nto_target_ops on targets which do
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not define a particular regset. */
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not define a particular regset. */
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void nto_dummy_supply_regset (struct regcache *regcache, char *regs);
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void nto_dummy_supply_regset (struct regcache *regcache, char *regs);
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int nto_in_dynsym_resolve_code (CORE_ADDR pc);
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int nto_in_dynsym_resolve_code (CORE_ADDR pc);
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char *nto_extra_thread_info (struct thread_info *);
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char *nto_extra_thread_info (struct thread_info *);
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#endif
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#endif
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