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command: Implemented the new 'auto_scan' command for the firmware

This commit is contained in:
dragonmux 2022-06-16 10:43:55 -04:00 committed by Piotr Esden-Tempski
parent ce3544b206
commit 2aea7238af
1 changed files with 55 additions and 0 deletions
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55
src/command.c
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@ -47,6 +47,7 @@ static bool cmd_help(target *t, int argc, char **argv);
static bool cmd_jtag_scan(target *t, int argc, char **argv); static bool cmd_jtag_scan(target *t, int argc, char **argv);
static bool cmd_swdp_scan(target *t, int argc, char **argv); static bool cmd_swdp_scan(target *t, int argc, char **argv);
static bool cmd_auto_scan(target *t, int argc, char **argv);
static bool cmd_frequency(target *t, int argc, char **argv); static bool cmd_frequency(target *t, int argc, char **argv);
static bool cmd_targets(target *t, int argc, char **argv); static bool cmd_targets(target *t, int argc, char **argv);
static bool cmd_morse(target *t, int argc, char **argv); static bool cmd_morse(target *t, int argc, char **argv);
@ -72,6 +73,7 @@ const struct command_s cmd_list[] = {
{"help", (cmd_handler)cmd_help, "Display help for monitor commands"}, {"help", (cmd_handler)cmd_help, "Display help for monitor commands"},
{"jtag_scan", (cmd_handler)cmd_jtag_scan, "Scan JTAG chain for devices" }, {"jtag_scan", (cmd_handler)cmd_jtag_scan, "Scan JTAG chain for devices" },
{"swdp_scan", (cmd_handler)cmd_swdp_scan, "Scan SW-DP for devices" }, {"swdp_scan", (cmd_handler)cmd_swdp_scan, "Scan SW-DP for devices" },
{"auto_scan", (cmd_handler)cmd_auto_scan, "Automatically scan all chain types for devices"},
{"frequency", (cmd_handler)cmd_frequency, "set minimum high and low times" }, {"frequency", (cmd_handler)cmd_frequency, "set minimum high and low times" },
{"targets", (cmd_handler)cmd_targets, "Display list of available targets" }, {"targets", (cmd_handler)cmd_targets, "Display list of available targets" },
{"morse", (cmd_handler)cmd_morse, "Display morse error message" }, {"morse", (cmd_handler)cmd_morse, "Display morse error message" },
@ -263,7 +265,60 @@ bool cmd_swdp_scan(target *t, int argc, char **argv)
cmd_targets(NULL, 0, NULL); cmd_targets(NULL, 0, NULL);
morse(NULL, false); morse(NULL, false);
return true; return true;
}
bool cmd_auto_scan(target *t, int argc, char **argv)
{
(void)t;
(void)argc;
(void)argv;
if (platform_target_voltage())
gdb_outf("Target voltage: %s\n", platform_target_voltage());
if (connect_assert_srst)
platform_srst_set_val(true); /* will be deasserted after attach */
int devs = -1;
volatile struct exception e;
TRY_CATCH(e, EXCEPTION_ALL) {
#if PC_HOSTED == 1
devs = platform_jtag_scan(NULL);
#else
devs = jtag_scan(NULL);
#endif
if (devs > 0)
break;
gdb_out("JTAG scan found no devices, trying SWD!\n");
#if PC_HOSTED == 1
devs = platform_adiv5_swdp_scan(0);
#else
devs = adiv5_swdp_scan(0);
#endif
if (devs > 0)
break;
platform_srst_set_val(false);
gdb_out("SW-DP scan failed!\n");
return false;
}
switch (e.type) {
case EXCEPTION_TIMEOUT:
gdb_outf("Timeout during scan. Is target stuck in WFI?\n");
break;
case EXCEPTION_ERROR:
gdb_outf("Exception: %s\n", e.msg);
break;
}
if (devs <= 0) {
platform_srst_set_val(false);
gdb_out("auto scan failed!\n");
return false;
}
cmd_targets(NULL, 0, NULL);
morse(NULL, false);
return true;
} }
bool cmd_frequency(target *t, int argc, char **argv) bool cmd_frequency(target *t, int argc, char **argv)