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authorLuis Machado <lgustavo@codesourcery.com>2017-01-20 08:13:03 -0600
committerLuis Machado <lgustavo@codesourcery.com>2017-01-20 08:13:03 -0600
commit78cbbba8e0bc8b0288f5ce4360b4689ab893aa13 (patch)
treec5a8f0de7e5bfc097b12bd94b47808c71628e53f /gdb/target.h
parent7f784814df7067396e9c00b5cdc0eff9cd5c68de (diff)
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Add command to erase all flash memory regions
Changes in v4: - Replaced phex call with hex_string. Changes in v3: - Addressed comments by Pedro. - Output of memory region size now in hex format. - Misc formatting fixups. - Addressed Simon's comments on formatting. - Adjusted command text in the manual entry. - Fixed up ChangeLog. - Renamed flash_erase_all_command to flash_erase_command. Changes in v2: - Added NEWS entry. - Fixed long lines. - Address printing with paddress. Years ago we contributed flash programming patches upstream. The following patch is a leftover one that complements that functionality by adding a new command to erase all reported flash memory blocks. The command is most useful when we're dealing with flash-enabled targets (mostly bare-metal) and we need to reset the board for some reason. The wiping out of flash memory regions should help the target come up with a known clean state from which the user can load a new image and resume debugging. It is convenient enough to do this from the debugger, and there is also an MI command to expose this functionality to the IDE's. gdb/doc/ChangeLog: 2017-01-20 Mike Wrighton <mike_wrighton@codesourcery.com> Luis Machado <lgustavo@codesourcery.com> * gdb.texinfo (-target-flash-erase): New MI command description. (flash-erase): New CLI command description. gdb/ChangeLog: 2017-01-20 Mike Wrighton <mike_wrighton@codesourcery.com> Luis Machado <lgustavo@codesourcery.com> * NEWS (New commands): Mention flash-erase. (New MI commands): Mention target-flash-erase. * mi/mi-cmds.c (mi_cmd_target_flash_erase): Add target-flash-erase MI command. * mi/mi-cmds.h (mi_cmd_target_flash_erase): New declaration. * mi/mi-main.c (mi_cmd_target_flash_erase): New function. * target.c (flash_erase_command): New function. (initialize_targets): Add new flash-erase command. * target.h (flash_erase_command): New declaration.
Diffstat (limited to 'gdb/target.h')
-rw-r--r--gdb/target.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/gdb/target.h b/gdb/target.h
index f2b9181..8df117e 100644
--- a/gdb/target.h
+++ b/gdb/target.h
@@ -1451,6 +1451,9 @@ extern int target_write_raw_memory (CORE_ADDR memaddr, const gdb_byte *myaddr,
is returned. */
VEC(mem_region_s) *target_memory_map (void);
+/* Erases all flash memory regions on the target. */
+void flash_erase_command (char *cmd, int from_tty);
+
/* Erase the specified flash region. */
void target_flash_erase (ULONGEST address, LONGEST length);