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| author | Zachary T Welch <zw@superlucidity.net> | 2009-11-30 18:30:38 -0800 |
|---|---|---|
| committer | Zachary T Welch <zw@superlucidity.net> | 2009-12-02 13:26:22 -0800 |
| commit | ac1887c703d0d5ae83c513df61127f59e44a0469 (patch) | |
| tree | 2520fe4e0e3466351f7d1aaf5516342c664aaa85 /src/jtag | |
| parent | 37201c019ffc6b806aa61bf2eb8fc18c58083f02 (diff) | |
| download | openocd+libswd-ac1887c703d0d5ae83c513df61127f59e44a0469.tar.gz openocd+libswd-ac1887c703d0d5ae83c513df61127f59e44a0469.tar.bz2 openocd+libswd-ac1887c703d0d5ae83c513df61127f59e44a0469.tar.xz openocd+libswd-ac1887c703d0d5ae83c513df61127f59e44a0469.zip | |
jtag: factor init into 'jtag init'
Adds 'jtag init' command handler, which can be called as part of a
fine-grained 'init' process.
Diffstat (limited to 'src/jtag')
| -rw-r--r-- | src/jtag/tcl.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/jtag/tcl.c b/src/jtag/tcl.c index 68bb21e4..cc890801 100644 --- a/src/jtag/tcl.c +++ b/src/jtag/tcl.c @@ -808,8 +808,31 @@ static int jim_jtag_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return JIM_OK; } +COMMAND_HANDLER(handle_jtag_init_command) +{ + if (CMD_ARGC != 0) + return ERROR_COMMAND_SYNTAX_ERROR; + + static bool jtag_initialized = false; + if (jtag_initialized) + { + LOG_INFO("'jtag init' has already been called"); + return ERROR_OK; + } + jtag_initialized = true; + + LOG_DEBUG("Initializing jtag devices..."); + return jtag_init(CMD_CTX); +} + static const struct command_registration jtag_subcommand_handlers[] = { { + .name = "init", + .mode = COMMAND_CONFIG, + .handler = &handle_jtag_init_command, + .help = "initialize jtag scan chain", + }, + { .name = "interface", .mode = COMMAND_ANY, .jim_handler = &jim_jtag_interface, |