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retire endstate command 

git-svn-id: svn://svn.berlios.de/openocd/trunk@2095 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
oharboe 2009-06-07 19:10:51 +00:00
parent b90d7d12f1
commit c28efd0a0e
2 changed files with 4 additions and 35 deletions
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16
doc/openocd.texi
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@ -4474,14 +4474,6 @@ tasks which waste bandwidth by flushing small transfers too often,
instead of batching them into larger operations. instead of batching them into larger operations.
@end deffn @end deffn
@deffn Command {endstate} tap_state
Flush any pending JTAG operations,
and return with all TAPs in @var{tap_state}.
This state should be a stable state such as @sc{reset},
@sc{run/idle},
@sc{drpause}, or @sc{irpause}.
@end deffn
@deffn Command {irscan} [tap instruction]+ [@option{-endstate} tap_state] @deffn Command {irscan} [tap instruction]+ [@option{-endstate} tap_state]
For each @var{tap} listed, loads the instruction register For each @var{tap} listed, loads the instruction register
with its associated numeric @var{instruction}. with its associated numeric @var{instruction}.
@ -4552,7 +4544,7 @@ Default is enabled.
@cindex TAP state names @cindex TAP state names
The @var{tap_state} names used by OpenOCD in the @command{drscan}, The @var{tap_state} names used by OpenOCD in the @command{drscan},
@command{endstate}, and @command{irscan} commands are: and @command{irscan} commands are:
@itemize @bullet @itemize @bullet
@item @b{RESET} @item @b{RESET}
@ -4578,9 +4570,6 @@ face of TMS fixed and a free-running JTAG clock; for all the
others, the next TCK transition changes to a new state. others, the next TCK transition changes to a new state.
@itemize @bullet @itemize @bullet
@item @sc{reset} is probably most useful with @command{endstate},
but entering it frequently has side effects.
(This is the only stable state with TMS high.)
@item From @sc{drshift} and @sc{irshift}, clock transitions will @item From @sc{drshift} and @sc{irshift}, clock transitions will
produce side effects by changing register contents. The values produce side effects by changing register contents. The values
to be latched in upcoming @sc{drupdate} or @sc{irupdate} states to be latched in upcoming @sc{drupdate} or @sc{irupdate} states
@ -4838,6 +4827,9 @@ become much shorter.
@item @b{arm7_9 fast_writes} @item @b{arm7_9 fast_writes}
@cindex arm7_9 fast_writes @cindex arm7_9 fast_writes
@*Use @command{arm7_9 fast_memory_access} instead. @*Use @command{arm7_9 fast_memory_access} instead.
@item @b{endstate}
@cindex endstate
@*An buggy old command that would not really work since background polling would wipe out the global endstate
@xref{arm7_9 fast_memory_access}. @xref{arm7_9 fast_memory_access}.
@item @b{arm7_9 force_hw_bkpts} @item @b{arm7_9 force_hw_bkpts}
@*Use @command{gdb_breakpoint_override} instead. Note that GDB will use hardware breakpoints @*Use @command{gdb_breakpoint_override} instead. Note that GDB will use hardware breakpoints

23
src/jtag/jtag.c
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@ -227,7 +227,6 @@ static int handle_jtag_ntrst_delay_command(struct command_context_s *cmd_ctx, ch
static int handle_scan_chain_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_scan_chain_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_endstate_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_jtag_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_jtag_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_runtest_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_runtest_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int handle_irscan_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); static int handle_irscan_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
@ -1659,8 +1658,6 @@ int jtag_register_commands(struct command_context_s *cmd_ctx)
register_command(cmd_ctx, NULL, "scan_chain", handle_scan_chain_command, register_command(cmd_ctx, NULL, "scan_chain", handle_scan_chain_command,
COMMAND_EXEC, "print current scan chain configuration"); COMMAND_EXEC, "print current scan chain configuration");
register_command(cmd_ctx, NULL, "endstate", handle_endstate_command,
COMMAND_EXEC, "finish JTAG operations in <tap_state>");
register_command(cmd_ctx, NULL, "jtag_reset", handle_jtag_reset_command, register_command(cmd_ctx, NULL, "jtag_reset", handle_jtag_reset_command,
COMMAND_EXEC, "toggle reset lines <trst> <srst>"); COMMAND_EXEC, "toggle reset lines <trst> <srst>");
register_command(cmd_ctx, NULL, "runtest", handle_runtest_command, register_command(cmd_ctx, NULL, "runtest", handle_runtest_command,
@ -2215,26 +2212,6 @@ static int handle_jtag_khz_command(struct command_context_s *cmd_ctx, char *cmd,
} }
static int handle_endstate_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
if (argc < 1)
return ERROR_COMMAND_SYNTAX_ERROR;
tap_state_t state = tap_state_by_name(args[0]);
if (state < 0)
{
command_print( cmd_ctx, "Invalid state name: %s\n", args[0] );
return ERROR_COMMAND_SYNTAX_ERROR;
}
jtag_set_end_state(state);
jtag_execute_queue();
command_print(cmd_ctx, "current endstate: %s",
tap_state_name(cmd_queue_end_state));
return ERROR_OK;
}
static int handle_jtag_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) static int handle_jtag_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{ {
int trst = -1; int trst = -1;