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flash: read only alias

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Similar as virtual flash but has write/erase suppressed.

'virtual' flash driver name check in flash_free_all_banks()
was replaced by a customized free_driver_priv()

Change-Id: I528760aad0ba55ebc57fc1fabfdfdf07c92cac94
Signed-off-by: Tomas Vanek <vanekt@fbl.cz>
Reviewed-on: https://review.openocd.org/c/openocd/+/5107
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
Tested-by: jenkins
This commit is contained in:
Tomas Vanek
2019-04-11 08:39:10 +02:00
committed by Antonio Borneo
parent 8ee7cb12cf
commit 2b986178cf
5 changed files with 96 additions and 15 deletions
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14
doc/openocd.texi
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@@ -6160,7 +6160,7 @@ Some drivers also activate driver-specific commands.
This is a special driver that maps a previously defined bank to another
address. All bank settings will be copied from the master physical bank.
The @var{virtual} driver defines one mandatory parameters,
The @var{virtual} driver defines one mandatory parameter,
@itemize
@item @var{master_bank} The bank that this virtual address refers to.
@@ -6178,6 +6178,18 @@ flash bank vbank1 virtual 0x9fc00000 0 0 0 \
@end example
@end deffn
@deffn {Flash Driver} ro_alias
Similar as @var{virtual} driver but suppresses write
and erase. Use to build a complete memory map for gdb.
Bank size will be copied from the master physical bank.
The @var{virtual} driver defines one mandatory parameter,
@itemize
@item @var{master_bank} The bank that this virtual address refers to.
@end itemize
@end deffn
@deffn {Flash Driver} read_only
A stub driver without write and erase.
Use to define a ROM region for the gdb memory map.