mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-09 04:21:49 +08:00
fd79eceebf
2006-09-21 Vladimir Prus <vladimir@codesourcery.com> Daniel Jacobowitz <dan@codesourcery.com> Nathan Sidwell <nathan@codesourcery.com> * Makefile.in (SFILES): Add memory-map.c and xml-support.c. (memory_map_h, xml_support_h): New. (target_h): Add vec_h dependency. (COMMON_OBS): Add memory-map.o and xml-support.o. (memory-map.o, xml-support.o): New rules. (remote.o): Update. * exceptions.h (enum errors): Add XML_PARSE_ERROR. * infcmd.c (run_command_1, attach_command): Call target_pre_inferior. * memattr.c (default_mem_attrib): Initialize blocksize. (target_mem_region_list, mem_use_target) (target_mem_regions_valid, mem_region_cmp, mem_region_init) (require_user_regions, require_target_regions) (invalidate_target_mem_regions): New. (create_mem_region): Use mem_region_init. (mem_clear): Move higher. (lookup_mem_region): Use require_target_regions. (mem_command): Implement "mem auto". (mem_info_command): Handle target-supplied regions and flash attributes. (mem_enable_command, mem_disable_command, mem_delete_command): Use require_user_regions. (_initialize_mem): Mention "mem auto" in help. * memattr.h (enum mem_access_mode): Add MEM_FLASH. (struct mem_attrib): Add blocksize. (invalidate_target_mem_regions, mem_region_init, mem_region_cmp): New prototypes. * remote.c: Include "memory-map.h". (PACKET_qXfer_memory_map): New enum value. (remote_protocol_features): Add qXfer:memory-map:read. (remote_xfer_partial): Handle memory maps. (remote_memory_map): New. (init_remote_ops, init_remote_async_ops): Set to_memory_map. (_initialize_remote): Register qXfer:memory-map:read. * target.c (update_current_target): Mention to_memory_map. (target_memory_map, target_pre_inferior): New. (target_preopen): Call target_pre_inferior. * target.h: Include "vec.h". (enum target_object): Add TARGET_OBJECT_MEMORY_MAP. (struct target_ops): Add to_memory_map. (target_memory_map, target_pre_inferior): New prototypes. * memory-map.c, memory-map.h, xml-support.c, xml-support.h: New files. gdb/doc/ 2006-09-21 Vladimir Prus <vladimir@codesourcery.com> Daniel Jacobowitz <dan@codesourcery.com> * gdb.texinfo (Memory Region Attributes): Mention target-supplied memory regions and "mem auto".
107 lines
2.9 KiB
C
107 lines
2.9 KiB
C
/* Memory attributes support, for GDB.
|
|
|
|
Copyright (C) 2001, 2006 Free Software Foundation, Inc.
|
|
|
|
This file is part of GDB.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street, Fifth Floor,
|
|
Boston, MA 02110-1301, USA. */
|
|
|
|
#ifndef MEMATTR_H
|
|
#define MEMATTR_H
|
|
|
|
#include "vec.h"
|
|
|
|
enum mem_access_mode
|
|
{
|
|
MEM_RW, /* read/write */
|
|
MEM_RO, /* read only */
|
|
MEM_WO, /* write only */
|
|
|
|
/* Read/write, but special steps are required to write to it. */
|
|
MEM_FLASH
|
|
};
|
|
|
|
enum mem_access_width
|
|
{
|
|
MEM_WIDTH_UNSPECIFIED,
|
|
MEM_WIDTH_8, /* 8 bit accesses */
|
|
MEM_WIDTH_16, /* 16 " " */
|
|
MEM_WIDTH_32, /* 32 " " */
|
|
MEM_WIDTH_64 /* 64 " " */
|
|
};
|
|
|
|
/* The set of all attributes that can be set for a memory region.
|
|
|
|
This structure was created so that memory attributes can be passed
|
|
to target_ functions without exposing the details of memory region
|
|
list, which would be necessary if these fields were simply added to
|
|
the mem_region structure.
|
|
|
|
FIXME: It would be useful if there was a mechanism for targets to
|
|
add their own attributes. For example, the number of wait states. */
|
|
|
|
struct mem_attrib
|
|
{
|
|
/* read/write, read-only, or write-only */
|
|
enum mem_access_mode mode;
|
|
|
|
enum mem_access_width width;
|
|
|
|
/* enables hardware breakpoints */
|
|
int hwbreak;
|
|
|
|
/* enables host-side caching of memory region data */
|
|
int cache;
|
|
|
|
/* enables memory verification. after a write, memory is re-read
|
|
to verify that the write was successful. */
|
|
int verify;
|
|
|
|
/* Block size. Only valid if mode == MEM_FLASH. */
|
|
int blocksize;
|
|
};
|
|
|
|
struct mem_region
|
|
{
|
|
CORE_ADDR lo;
|
|
CORE_ADDR hi;
|
|
|
|
/* Item number of this memory region. */
|
|
int number;
|
|
|
|
/* Status of this memory region (enabled if non-zero, otherwise disabled) */
|
|
int enabled_p;
|
|
|
|
/* Attributes for this region */
|
|
struct mem_attrib attrib;
|
|
};
|
|
|
|
/* Declare a vector type for a group of mem_region structures. The
|
|
typedef is necessary because vec.h can not handle a struct tag.
|
|
Except during construction, these vectors are kept sorted. */
|
|
typedef struct mem_region mem_region_s;
|
|
DEF_VEC_O(mem_region_s);
|
|
|
|
extern struct mem_region *lookup_mem_region(CORE_ADDR);
|
|
|
|
void invalidate_target_mem_regions (void);
|
|
|
|
void mem_region_init (struct mem_region *);
|
|
|
|
int mem_region_cmp (const void *, const void *);
|
|
|
|
#endif /* MEMATTR_H */
|