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* NEWS: Mention target descriptions, "set tdesc filename", "unset tdesc filename", "show tdesc filename", and qXfer:features:read. * arch-utils.c (choose_architecture_for_target): New function. (gdbarch_info_fill): Call it. * target-descriptions.c (struct property): Make members non-const. (struct target_desc): Add arch member. (target_description_filename): New variable. (target_find_description): Try via XML first. (tdesc_architecture): New. (free_target_description, make_cleanup_free_target_description): New. (set_tdesc_property): Call xstrdup. (set_tdesc_architecture, tdesc_set_cmdlist, tdesc_show_cmdlist) (tdesc_unset_cmdlist, unset_tdesc_cmd, unset_tdesc_filename_cmd) (set_tdesc_cmd, show_tdesc_cmd, set_tdesc_filename_cmd) (show_tdesc_filename_cmd, _initialize_target_descriptions): New. * target-descriptions.h (tdesc_architecture) (make_cleanup_free_target_description, set_tdesc_architecture): New prototypes. * Makefile.in (SFILES): Add xml-tdesc.c. (COMMON_OBS): Add xml-tdesc.o. (target-descriptions.o): Update. (xml-tdesc.o): New rule. * xml-tdesc.c, xml-tdesc.h: New files. * remote.c (PACKET_qXfer_features): New enum. (remote_protocol_features): Add qXfer:features:read. (remote_xfer_partial): Handle TARGET_OBJECT_AVAILABLE_FEATURES. (_initialize_remote): Register qXfer:features:read. * target.h (enum target_object): Add TARGET_OBJECT_AVAILABLE_FEATURES. * features/gdb-target.dtd: New file. * linux-i386-low.c (the_low_target): Set arch_string. * linux-x86-64-low.c (the_low_target): Likewise. * linux-low.c (linux_arch_string): New. (linux_target_ops): Add it. * linux-low.h (struct linux_target_ops): Add arch_string. * server.c (write_qxfer_response): Use const void * for DATA. (get_features_xml): New. (handle_query): Handle qXfer:features:read. Report it for qSupported. * target.h (struct target_ops): Add arch_string method. * gdb.texinfo (Target Descriptions): New section. (General Query Packets): Add QPassSignals anchor. Mention qXfer:features:read under qSupported. Expand mentions of qXfer:memory-map:read and QPassSignals. Document qXfer:features:read.
70 lines
2.3 KiB
C
70 lines
2.3 KiB
C
/* Target description support for GDB.
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Copyright (C) 2006, 2007 Free Software Foundation, Inc.
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Contributed by CodeSourcery.
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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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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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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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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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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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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#ifndef TARGET_DESCRIPTIONS_H
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#define TARGET_DESCRIPTIONS_H 1
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struct target_desc;
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/* Fetch the current target's description, and switch the current
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architecture to one which incorporates that description. */
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void target_find_description (void);
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/* Discard any description fetched from the current target, and switch
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the current architecture to one with no target description. */
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void target_clear_description (void);
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/* Return the global current target description. This should only be
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used by gdbarch initialization code; most access should be through
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an existing gdbarch. */
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const struct target_desc *target_current_description (void);
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/* Accessors for target descriptions. */
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/* Return the BFD architecture associated with this target
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description, or NULL if no architecture was specified. */
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const struct bfd_arch_info *tdesc_architecture
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(const struct target_desc *);
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/* Return the string value of a property named KEY, or NULL if the
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property was not specified. */
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const char *tdesc_property (const struct target_desc *,
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const char *key);
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/* Methods for constructing a target description. */
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struct target_desc *allocate_target_description (void);
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struct cleanup *make_cleanup_free_target_description (struct target_desc *);
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void set_tdesc_architecture (struct target_desc *,
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const struct bfd_arch_info *);
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void set_tdesc_property (struct target_desc *,
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const char *key, const char *value);
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#endif /* TARGET_DESCRIPTIONS_H */
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