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Factoring of jtag_examine_chain for maintainability: 

- Factor output of accepted/incorrect/expected TAP IDs into static helper.


git-svn-id: svn://svn.berlios.de/openocd/trunk@2085 b42882b7-edfa-0310-969c-e2dbd0fdcd60
__archive__
zwelch 2009-06-07 05:23:30 +00:00
parent c318068839
commit feb865f9ee
1 changed files with 20 additions and 25 deletions
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45
src/jtag/jtag.c
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@ -985,6 +985,16 @@ static bool jtag_examine_chain_check(u8 *idcodes, unsigned count)
return true;
}
static void jtag_examine_chain_display(enum log_levels level, const char *msg,
const char *name, u32 idcode)
{
log_printf_lf(level, __FILE__, __LINE__, __FUNCTION__,
"JTAG tap: %s %16.16s: 0x%08x "
"(mfg: 0x%3.3x, part: 0x%4.4x, ver: 0x%1.1x)",
name, msg, idcode,
EXTRACT_MFG(idcode), EXTRACT_PART(idcode), EXTRACT_VER(idcode) );
}
/* Try to examine chain layout according to IEEE 1149.1 §12
*/
static int jtag_examine_chain(void)
@ -1019,10 +1029,6 @@ static int jtag_examine_chain(void)
}
else
{
u32 manufacturer;
u32 part;
u32 version;
/* some devices, such as AVR will output all 1's instead of TDI
input value at end of chain. */
if ((idcode == 0x000000FF)||(idcode == 0xFFFFFFFF))
@ -1052,13 +1058,9 @@ static int jtag_examine_chain(void)
break;
}
manufacturer = EXTRACT_MFG(idcode);
part = EXTRACT_PART(idcode);
version = EXTRACT_VER(idcode);
LOG_INFO("JTAG tap: %s tap/device found: 0x%8.8x (Manufacturer: 0x%3.3x, Part: 0x%4.4x, Version: 0x%1.1x)",
((tap != NULL) ? (tap->dotted_name) : "(not-named)"),
idcode, manufacturer, part, version);
jtag_examine_chain_display(LOG_LVL_INFO, "tap/device found",
tap ? tap->dotted_name : "(not-named)",
idcode);
bit_count += 32;
}
@ -1093,21 +1095,14 @@ static int jtag_examine_chain(void)
tap = jtag_tap_next_enabled(tap);
continue;
}
LOG_ERROR("JTAG tap: %s got: 0x%08x (mfg: 0x%3.3x, part: 0x%4.4x, ver: 0x%1.1x)",
tap->dotted_name,
idcode,
EXTRACT_MFG( tap->idcode ),
EXTRACT_PART( tap->idcode ),
EXTRACT_VER( tap->idcode ) );
jtag_examine_chain_display(LOG_LVL_ERROR, "got",
tap->dotted_name, tap->idcode);
for (ii = 0; ii < tap->expected_ids_cnt; ii++) {
LOG_ERROR("JTAG tap: %s expected %hhu of %hhu: 0x%08x (mfg: 0x%3.3x, part: 0x%4.4x, ver: 0x%1.1x)",
tap->dotted_name,
ii + 1,
tap->expected_ids_cnt,
tap->expected_ids[ii],
EXTRACT_MFG( tap->expected_ids[ii] ),
EXTRACT_PART( tap->expected_ids[ii] ),
EXTRACT_VER( tap->expected_ids[ii] ) );
char msg[20];
snprintf(msg, 20, "expected %hhu of %hhu",
ii + 1, tap->expected_ids_cnt);
jtag_examine_chain_display(LOG_LVL_ERROR, msg,
tap->dotted_name, tap->expected_ids[ii]);
}
return ERROR_JTAG_INIT_FAILED;
}