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authorKamal Dasu <kdasu@broadcom.com>2014-02-20 17:46:42 -0500
committerAndreas Fritiofson <andreas.fritiofson@gmail.com>2014-07-03 18:08:48 +0000
commita74b5687a7195a6d816a251df59af21acf05aae6 (patch)
tree78efbd5b8e698e0d171e6fe5417c7b12f23bae32 /src/svf
parent7c101b9e31e454b25d88adeca7440ae6ce7620f5 (diff)
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Openocd: svf: Add ability to ignore svf_check_tdo errors
Added Openocd commandline argument to ignore_error when the read back TDO does not match to expected value specified with TDO after masking with what is specified in MASK. This allows to continue to play entire SVF file ignoring errors. Error logs clearly show the failure reason and prints read back TDO value. Change-Id: I324f476fc16a003b35e6f2c5b63976431f49d54a Signed-off-by: Kamal Dasu <kdasu.kdev@gmail.com> Reviewed-on: http://openocd.zylin.com/2129 Tested-by: jenkins Reviewed-by: Franck Jullien <franck.jullien@gmail.com> Reviewed-by: Andreas Fritiofson <andreas.fritiofson@gmail.com>
Diffstat (limited to 'src/svf')
-rw-r--r--src/svf/svf.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/src/svf/svf.c b/src/svf/svf.c
index 0d37c8f..cf0cfae 100644
--- a/src/svf/svf.c
+++ b/src/svf/svf.c
@@ -230,6 +230,7 @@ static uint8_t *svf_tdi_buffer, *svf_tdo_buffer, *svf_mask_buffer;
static int svf_buffer_index, svf_buffer_size ;
static int svf_quiet;
static int svf_nil;
+static int svf_ignore_error;
/* Targetting particular tap */
static int svf_tap_is_specified;
@@ -373,6 +374,7 @@ COMMAND_HANDLER(handle_svf_command)
/* parse command line */
svf_quiet = 0;
svf_nil = 0;
+ svf_ignore_error = 0;
for (unsigned int i = 0; i < CMD_ARGC; i++) {
if (strcmp(CMD_ARGV[i], "-tap") == 0) {
tap = jtag_tap_by_string(CMD_ARGV[i+1]);
@@ -389,6 +391,9 @@ COMMAND_HANDLER(handle_svf_command)
else if ((strcmp(CMD_ARGV[i],
"progress") == 0) || (strcmp(CMD_ARGV[i], "-progress") == 0))
svf_progress_enabled = 1;
+ else if ((strcmp(CMD_ARGV[i],
+ "ignore_error") == 0) || (strcmp(CMD_ARGV[i], "-ignore_error") == 0))
+ svf_ignore_error = 1;
else {
svf_fd = fopen(CMD_ARGV[i], "r");
if (svf_fd == NULL) {
@@ -572,11 +577,14 @@ free_all:
if (ERROR_OK == ret)
command_print(CMD_CTX,
- "svf file programmed successfully for %d commands",
- command_num);
+ "svf file programmed %s for %d commands with %d errors",
+ (svf_ignore_error > 1) ? "unsuccessfully" : "successfully",
+ command_num,
+ (svf_ignore_error > 1) ? (svf_ignore_error - 1) : 0);
else
command_print(CMD_CTX, "svf file programmed failed");
+ svf_ignore_error = 0;
return ret;
}
@@ -860,7 +868,11 @@ static int svf_check_tdo(void)
SVF_BUF_LOG(ERROR, &svf_tdi_buffer[index_var], len, "READ");
SVF_BUF_LOG(ERROR, &svf_tdo_buffer[index_var], len, "WANT");
SVF_BUF_LOG(ERROR, &svf_mask_buffer[index_var], len, "MASK");
- return ERROR_FAIL;
+
+ if (svf_ignore_error == 0)
+ return ERROR_FAIL;
+ else
+ svf_ignore_error++;
}
}
svf_check_tdo_para_index = 0;
@@ -1539,7 +1551,7 @@ static const struct command_registration svf_command_handlers[] = {
.handler = handle_svf_command,
.mode = COMMAND_EXEC,
.help = "Runs a SVF file.",
- .usage = "svf [-tap device.tap] <file> [quiet] [nil] [progress]",
+ .usage = "svf [-tap device.tap] <file> [quiet] [nil] [progress] [ignore_error]",
},
COMMAND_REGISTRATION_DONE
};