1561 lines
41 KiB
C
Executable File
1561 lines
41 KiB
C
Executable File
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2009 by Simon Qian
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* SimonQian@SimonQian.com
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*
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* The specification for SVF is available here:
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* http://www.asset-intertech.com/support/svf.pdf
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* Below, this document is refered to as the "SVF spec".
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*
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* The specification for XSVF is available here:
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* http://www.xilinx.com/support/documentation/application_notes/xapp503.pdf
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* Below, this document is refered to as the "XSVF spec".
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <stdbool.h>
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#include <stdarg.h>
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#include <inttypes.h>
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#include <ctype.h>
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#include "svf.h"
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#include "ast-jtag.h"
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#define ERROR_OK (0)
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#define ERROR_NO_CONFIG_FILE (-2)
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#define ERROR_BUF_TOO_SMALL (-3)
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#define ERROR_FAIL (-4)
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#define ERROR_WAIT (-5)
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#define ERROR_TIMEOUT_REACHED (-6)
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enum { LOG_TRACE, LOG_DEBUG, LOG_INFO, LOG_WARN, LOG_ERROR, LOG_FATAL };
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#define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0]))
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#define LOG_ERROR(x...) DBG_log(LOG_ERROR, x)
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#define LOG_INFO(x...) DBG_log(LOG_INFO, x)
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#define LOG_DEBUG(x...) DBG_log(LOG_DEBUG, x)
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#define log_printf_lf(dbg_lvl, file, line, function, fmt, ...) \
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DBG_log(dbg_lvl, fmt)
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extern int loglevel;
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static unsigned int frequency;
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unsigned char tap_mapping[] = {
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[TAP_DREXIT2] = JTAG_STATE_EXIT2DR,
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[TAP_DREXIT1] = JTAG_STATE_EXIT1DR,
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[TAP_DRSHIFT] = JTAG_STATE_SHIFTDR,
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[TAP_DRPAUSE] = JTAG_STATE_PAUSEDR,
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[TAP_IRSELECT] = JTAG_STATE_SELECTIR,
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[TAP_DRUPDATE] = JTAG_STATE_UPDATEDR,
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[TAP_DRCAPTURE] = JTAG_STATE_CAPTUREDR,
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[TAP_DRSELECT] = JTAG_STATE_SELECTDR,
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[TAP_IREXIT2] = JTAG_STATE_EXIT2IR,
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[TAP_IREXIT1] = JTAG_STATE_EXIT1IR,
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[TAP_IRSHIFT] = JTAG_STATE_SHIFTIR,
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[TAP_IRPAUSE] = JTAG_STATE_PAUSEIR,
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[TAP_IDLE] = JTAG_STATE_IDLE,
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[TAP_IRUPDATE] = JTAG_STATE_UPDATEIR,
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[TAP_IRCAPTURE] = JTAG_STATE_CAPTUREIR,
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[TAP_RESET] = JTAG_STATE_TLRESET
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};
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void DBG_log(int level, const char *format, ...)
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{
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if (level < loglevel)
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return;
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va_list args;
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va_start(args, format);
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vfprintf(stderr, format, args);
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fprintf(stderr, "\n");
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va_end(args);
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}
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static const struct name_mapping {
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enum tap_state symbol;
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const char *name;
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} tap_name_mapping[] = {
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{ TAP_RESET, "RESET", },
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{ TAP_IDLE, "RUN/IDLE", },
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{ TAP_DRSELECT, "DRSELECT", },
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{ TAP_DRCAPTURE, "DRCAPTURE", },
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{ TAP_DRSHIFT, "DRSHIFT", },
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{ TAP_DREXIT1, "DREXIT1", },
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{ TAP_DRPAUSE, "DRPAUSE", },
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{ TAP_DREXIT2, "DREXIT2", },
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{ TAP_DRUPDATE, "DRUPDATE", },
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{ TAP_IRSELECT, "IRSELECT", },
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{ TAP_IRCAPTURE, "IRCAPTURE", },
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{ TAP_IRSHIFT, "IRSHIFT", },
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{ TAP_IREXIT1, "IREXIT1", },
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{ TAP_IRPAUSE, "IRPAUSE", },
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{ TAP_IREXIT2, "IREXIT2", },
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{ TAP_IRUPDATE, "IRUPDATE", },
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/* only for input: accept standard SVF name */
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{ TAP_IDLE, "IDLE", },
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};
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const char *tap_state_name(tap_state_t state)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(tap_name_mapping); i++) {
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if (tap_name_mapping[i].symbol == state)
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return tap_name_mapping[i].name;
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}
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return "???";
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}
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tap_state_t tap_state_by_name(const char *name)
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{
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unsigned i;
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for (i = 0; i < ARRAY_SIZE(tap_name_mapping); i++) {
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/* be nice to the human */
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if (strcasecmp(name, tap_name_mapping[i].name) == 0)
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return tap_name_mapping[i].symbol;
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}
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/* not found */
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return TAP_INVALID;
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}
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/* SVF command */
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enum svf_command {
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ENDDR,
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ENDIR,
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FREQUENCY,
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HDR,
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HIR,
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PIO,
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PIOMAP,
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RUNTEST,
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SDR,
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SIR,
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STATE,
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TDR,
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TIR,
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TRST
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};
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static const char *svf_command_name[] = {
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"ENDDR",
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"ENDIR",
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"FREQUENCY",
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"HDR",
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"HIR",
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"PIO",
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"PIOMAP",
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"RUNTEST",
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"SDR",
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"SIR",
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"STATE",
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"TDR",
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"TIR",
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"TRST"
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};
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enum trst_mode {
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TRST_ON,
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TRST_OFF,
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TRST_Z,
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TRST_ABSENT
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};
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static const char *svf_trst_mode_name[4] = {
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"ON",
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"OFF",
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"Z",
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"ABSENT"
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};
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struct svf_statemove {
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tap_state_t from;
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tap_state_t to;
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uint32_t num_of_moves;
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tap_state_t paths[8];
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};
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/*
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* These paths are from the SVF specification for the STATE command, to be
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* used when the STATE command only includes the final state. The first
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* element of the path is the "from" (current) state, and the last one is
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* the "to" (target) state.
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*
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* All specified paths are the shortest ones in the JTAG spec, and are thus
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* not (!!) exact matches for the paths used elsewhere in OpenOCD. Note
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* that PAUSE-to-PAUSE transitions all go through UPDATE and then CAPTURE,
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* which has specific effects on the various registers; they are not NOPs.
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*
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* Paths to RESET are disabled here. As elsewhere in OpenOCD, and in XSVF
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* and many SVF implementations, we don't want to risk missing that state.
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* To get to RESET, always we ignore the current state.
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*/
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/* defined but not used */
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#if 0
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static const struct svf_statemove svf_statemoves[] = {
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/* from to num_of_moves, paths[8] */
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/* {TAP_RESET, TAP_RESET, 1, {TAP_RESET}}, */
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{TAP_RESET, TAP_IDLE, 2, {TAP_RESET, TAP_IDLE} },
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{TAP_RESET, TAP_DRPAUSE, 6, {TAP_RESET, TAP_IDLE, TAP_DRSELECT,
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TAP_DRCAPTURE, TAP_DREXIT1, TAP_DRPAUSE} },
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{TAP_RESET, TAP_IRPAUSE, 7, {TAP_RESET, TAP_IDLE, TAP_DRSELECT,
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TAP_IRSELECT, TAP_IRCAPTURE,
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TAP_IREXIT1, TAP_IRPAUSE} },
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/* {TAP_IDLE, TAP_RESET, 4, {TAP_IDLE,
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* TAP_DRSELECT, TAP_IRSELECT, TAP_RESET}}, */
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{TAP_IDLE, TAP_IDLE, 1, {TAP_IDLE} },
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{TAP_IDLE, TAP_DRPAUSE, 5, {TAP_IDLE, TAP_DRSELECT, TAP_DRCAPTURE,
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TAP_DREXIT1, TAP_DRPAUSE} },
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{TAP_IDLE, TAP_IRPAUSE, 6, {TAP_IDLE, TAP_DRSELECT, TAP_IRSELECT,
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TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} },
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/* {TAP_DRPAUSE, TAP_RESET, 6, {TAP_DRPAUSE,
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* TAP_DREXIT2, TAP_DRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_RESET}}, */
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{TAP_DRPAUSE, TAP_IDLE, 4, {TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE,
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TAP_IDLE} },
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{TAP_DRPAUSE, TAP_DRPAUSE, 7, {TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE,
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TAP_DRSELECT, TAP_DRCAPTURE,
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TAP_DREXIT1, TAP_DRPAUSE} },
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{TAP_DRPAUSE, TAP_IRPAUSE, 8, {TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE,
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TAP_DRSELECT, TAP_IRSELECT,
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TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} },
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/* {TAP_IRPAUSE, TAP_RESET, 6, {TAP_IRPAUSE,
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* TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_RESET}}, */
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{TAP_IRPAUSE, TAP_IDLE, 4, {TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE,
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TAP_IDLE} },
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{TAP_IRPAUSE, TAP_DRPAUSE, 7, {TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE,
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TAP_DRSELECT, TAP_DRCAPTURE,
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TAP_DREXIT1, TAP_DRPAUSE} },
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{TAP_IRPAUSE, TAP_IRPAUSE, 8, {TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE,
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TAP_DRSELECT, TAP_IRSELECT,
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TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} }
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};
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#endif
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#define XXR_TDI (1 << 0)
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#define XXR_TDO (1 << 1)
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#define XXR_MASK (1 << 2)
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#define XXR_SMASK (1 << 3)
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struct svf_xxr_para {
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int len;
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int data_mask;
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uint8_t *tdi;
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uint8_t *tdo;
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uint8_t *mask;
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uint8_t *smask;
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};
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struct svf_para {
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float frequency;
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tap_state_t ir_end_state;
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tap_state_t dr_end_state;
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tap_state_t runtest_run_state;
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tap_state_t runtest_end_state;
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enum trst_mode trst_mode;
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struct svf_xxr_para hir_para;
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struct svf_xxr_para hdr_para;
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struct svf_xxr_para tir_para;
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struct svf_xxr_para tdr_para;
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struct svf_xxr_para sir_para;
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struct svf_xxr_para sdr_para;
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};
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static struct svf_para svf_para;
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static const struct svf_para svf_para_init = {
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/* frequency, ir_end_state, dr_end_state, runtest_run_state, runtest_end_state, trst_mode */
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0, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TRST_Z,
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/* hir_para */
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/* {len, data_mask, tdi, tdo, mask, smask}, */
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{0, 0, NULL, NULL, NULL, NULL},
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/* hdr_para */
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/* {len, data_mask, tdi, tdo, mask, smask}, */
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{0, 0, NULL, NULL, NULL, NULL},
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/* tir_para */
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/* {len, data_mask, tdi, tdo, mask, smask}, */
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{0, 0, NULL, NULL, NULL, NULL},
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/* tdr_para */
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/* {len, data_mask, tdi, tdo, mask, smask}, */
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{0, 0, NULL, NULL, NULL, NULL},
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/* sir_para */
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/* {len, data_mask, tdi, tdo, mask, smask}, */
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{0, 0, NULL, NULL, NULL, NULL},
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/* sdr_para */
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/* {len, data_mask, tdi, tdo, mask, smask}, */
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{0, 0, NULL, NULL, NULL, NULL},
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};
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struct svf_check_tdo_para {
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int line_num; /* used to record line number of the check operation */
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/* so more information could be printed */
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int enabled; /* check is enabled or not */
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int buffer_offset; /* buffer_offset to buffers */
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int bit_len; /* bit length to check */
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};
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#define SVF_CHECK_TDO_PARA_SIZE 1024
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static struct svf_check_tdo_para *svf_check_tdo_para;
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static int svf_check_tdo_para_index;
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static int svf_read_command_from_file(FILE *fd);
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static int svf_check_tdo(void);
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static int svf_add_check_para(uint8_t enabled, int buffer_offset, int bit_len);
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static int svf_run_command(char *cmd_str);
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static FILE *svf_fd;
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static char *svf_read_line;
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static size_t svf_read_line_size;
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static char *svf_command_buffer;
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static size_t svf_command_buffer_size;
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int svf_line_number;
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static int svf_getline(char **lineptr, size_t *n, FILE *stream);
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long file_offset;
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#define SVF_MAX_BUFFER_SIZE_TO_COMMIT (1024 * 1024)
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static uint8_t *svf_tdi_buffer, *svf_tdo_buffer, *svf_mask_buffer;
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static int svf_buffer_index, svf_buffer_size ;
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static int svf_quiet;
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static int svf_nil;
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static int svf_ignore_error;
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/* Targetting particular tap */
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static int svf_tap_is_specified;
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/* defined but not used
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static int svf_set_padding(struct svf_xxr_para *para, int len, unsigned char tdi);
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*/
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/* Progress Indicator */
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/* defined but not used
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static long svf_total_lines;
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static int svf_percentage;
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static int svf_last_printed_percentage = -1;
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*/
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/* helper/binbarybuffer.c */
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void *buf_cpy(const void *from, void *_to, unsigned size)
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{
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if (NULL == from || NULL == _to)
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return NULL;
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/* copy entire buffer */
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memcpy(_to, from, DIV_ROUND_UP(size, 8));
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/* mask out bits that don't belong to the buffer */
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unsigned trailing_bits = size % 8;
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if (trailing_bits) {
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uint8_t *to = _to;
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to[size / 8] &= (1 << trailing_bits) - 1;
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}
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return _to;
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}
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static bool buf_cmp_masked(uint8_t a, uint8_t b, uint8_t m)
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{
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return (a & m) != (b & m);
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}
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static bool buf_cmp_trailing(uint8_t a, uint8_t b, uint8_t m, unsigned trailing)
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{
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uint8_t mask = (1 << trailing) - 1;
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return buf_cmp_masked(a, b, mask & m);
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}
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bool buf_cmp(const void *_buf1, const void *_buf2, unsigned size)
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{
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if (!_buf1 || !_buf2)
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return _buf1 != _buf2;
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unsigned last = size / 8;
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if (memcmp(_buf1, _buf2, last) != 0)
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return false;
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unsigned trailing = size % 8;
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if (!trailing)
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return false;
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const uint8_t *buf1 = _buf1, *buf2 = _buf2;
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return buf_cmp_trailing(buf1[last], buf2[last], 0xff, trailing);
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}
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bool buf_cmp_mask(const void *_buf1, const void *_buf2,
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const void *_mask, unsigned size)
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{
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if (!_buf1 || !_buf2)
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return _buf1 != _buf2 || _buf1 != _mask;
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const uint8_t *buf1 = _buf1, *buf2 = _buf2, *mask = _mask;
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unsigned last = size / 8;
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for (unsigned i = 0; i < last; i++) {
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if (buf_cmp_masked(buf1[i], buf2[i], mask[i]))
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return true;
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}
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unsigned trailing = size % 8;
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if (!trailing)
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return false;
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return buf_cmp_trailing(buf1[last], buf2[last], mask[last], trailing);
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}
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void *buf_set_ones(void *_buf, unsigned size)
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{
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uint8_t *buf = _buf;
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if (!buf)
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return NULL;
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memset(buf, 0xff, size / 8);
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unsigned trailing_bits = size % 8;
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if (trailing_bits)
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buf[size / 8] = (1 << trailing_bits) - 1;
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return buf;
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}
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void *buf_set_buf(const void *_src, unsigned src_start,
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void *_dst, unsigned dst_start, unsigned len)
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{
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const uint8_t *src = _src;
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uint8_t *dst = _dst;
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unsigned i, sb, db, sq, dq, lb, lq;
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sb = src_start / 8;
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db = dst_start / 8;
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sq = src_start % 8;
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dq = dst_start % 8;
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lb = len / 8;
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lq = len % 8;
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src += sb;
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dst += db;
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/* check if both buffers are on byte boundary and
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* len is a multiple of 8bit so we can simple copy
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* the buffer */
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if ((sq == 0) && (dq == 0) && (lq == 0)) {
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for (i = 0; i < lb; i++)
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*dst++ = *src++;
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return _dst;
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}
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/* fallback to slow bit copy */
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for (i = 0; i < len; i++) {
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if (((*src >> (sq&7)) & 1) == 1)
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*dst |= 1 << (dq&7);
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else
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*dst &= ~(1 << (dq&7));
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if (sq++ == 7) {
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sq = 0;
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src++;
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}
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if (dq++ == 7) {
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dq = 0;
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dst++;
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}
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}
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return _dst;
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}
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/*
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* macro is used to print the svf hex buffer at desired debug level
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* DEBUG, INFO, ERROR, USER
|
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*/
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#define SVF_BUF_LOG(_lvl, _buf, _nbits, _desc) \
|
|
svf_hexbuf_print(_lvl, __FILE__, __LINE__, __func__, _buf, _nbits, _desc)
|
|
|
|
static void svf_hexbuf_print(int dbg_lvl, const char *file, unsigned line,
|
|
const char *function, const uint8_t *buf,
|
|
int bit_len, const char *desc)
|
|
{
|
|
if(0)
|
|
{
|
|
dbg_lvl = dbg_lvl;
|
|
file = file;
|
|
line = line;
|
|
function = function;
|
|
}
|
|
int i;
|
|
int byte_len = (bit_len +7) / 8;
|
|
printf("%s: \n", desc);
|
|
for (i = byte_len; i > 0; i--) {
|
|
printf("%02x", buf[i]);
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
static int svf_realloc_buffers(size_t len)
|
|
{
|
|
void *ptr;
|
|
|
|
LOG_DEBUG("svf_realloc_buffers(%d)\n", len);
|
|
|
|
ptr = realloc(svf_tdi_buffer, len);
|
|
if (!ptr)
|
|
return ERROR_FAIL;
|
|
svf_tdi_buffer = ptr;
|
|
|
|
ptr = realloc(svf_tdo_buffer, len);
|
|
if (!ptr)
|
|
return ERROR_FAIL;
|
|
svf_tdo_buffer = ptr;
|
|
|
|
ptr = realloc(svf_mask_buffer, len);
|
|
if (!ptr)
|
|
return ERROR_FAIL;
|
|
svf_mask_buffer = ptr;
|
|
|
|
svf_buffer_size = len;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
static void svf_free_xxd_para(struct svf_xxr_para *para)
|
|
{
|
|
if (NULL != para) {
|
|
if (para->tdi != NULL) {
|
|
free(para->tdi);
|
|
para->tdi = NULL;
|
|
}
|
|
if (para->tdo != NULL) {
|
|
free(para->tdo);
|
|
para->tdo = NULL;
|
|
}
|
|
if (para->mask != NULL) {
|
|
free(para->mask);
|
|
para->mask = NULL;
|
|
}
|
|
if (para->smask != NULL) {
|
|
free(para->smask);
|
|
para->smask = NULL;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int svf_getline(char **lineptr, size_t *n, FILE *stream)
|
|
{
|
|
#define MIN_CHUNK 16 /* Buffer is increased by this size each time as required */
|
|
size_t i = 0;
|
|
|
|
if (*lineptr == NULL) {
|
|
*n = MIN_CHUNK;
|
|
*lineptr = malloc(*n);
|
|
if (!*lineptr)
|
|
return -1;
|
|
}
|
|
|
|
(*lineptr)[0] = fgetc(stream);
|
|
while ((*lineptr)[i] != '\n') {
|
|
(*lineptr)[++i] = fgetc(stream);
|
|
if (feof(stream)) {
|
|
(*lineptr)[0] = 0;
|
|
return -1;
|
|
}
|
|
if ((i + 2) > *n) {
|
|
*n += MIN_CHUNK;
|
|
*lineptr = realloc(*lineptr, *n);
|
|
}
|
|
}
|
|
|
|
(*lineptr)[++i] = 0;
|
|
|
|
return sizeof(*lineptr);
|
|
}
|
|
|
|
#define SVFP_CMD_INC_CNT 1024
|
|
static int svf_read_command_from_file(FILE *fd)
|
|
{
|
|
if(0)
|
|
{
|
|
fd = fd;
|
|
}
|
|
unsigned char ch;
|
|
int i = 0;
|
|
size_t cmd_pos = 0;
|
|
int cmd_ok = 0, slash = 0;
|
|
|
|
if (svf_getline(&svf_read_line, &svf_read_line_size, svf_fd) <= 0)
|
|
return ERROR_FAIL;
|
|
svf_line_number++;
|
|
ch = svf_read_line[0];
|
|
while (!cmd_ok && (ch != 0)) {
|
|
switch (ch) {
|
|
case '!':
|
|
slash = 0;
|
|
if (svf_getline(&svf_read_line, &svf_read_line_size, svf_fd) <= 0)
|
|
return ERROR_FAIL;
|
|
svf_line_number++;
|
|
i = -1;
|
|
break;
|
|
case '/':
|
|
if (++slash == 2) {
|
|
slash = 0;
|
|
if (svf_getline(&svf_read_line, &svf_read_line_size,
|
|
svf_fd) <= 0)
|
|
return ERROR_FAIL;
|
|
svf_line_number++;
|
|
i = -1;
|
|
}
|
|
break;
|
|
case ';':
|
|
slash = 0;
|
|
cmd_ok = 1;
|
|
break;
|
|
case '\n':
|
|
svf_line_number++;
|
|
if (svf_getline(&svf_read_line, &svf_read_line_size, svf_fd) <= 0)
|
|
return ERROR_FAIL;
|
|
i = -1;
|
|
/* fallthrough */
|
|
case '\r':
|
|
slash = 0;
|
|
/* Don't save '\r' and '\n' if no data is parsed */
|
|
if (!cmd_pos)
|
|
break;
|
|
/* fallthrough */
|
|
default:
|
|
/* The parsing code currently expects a space
|
|
* before parentheses -- "TDI (123)". Also a
|
|
* space afterwards -- "TDI (123) TDO(456)".
|
|
* But such spaces are optional... instead of
|
|
* parser updates, cope with that by adding the
|
|
* spaces as needed.
|
|
*
|
|
* Ensure there are 3 bytes available, for:
|
|
* - current character
|
|
* - added space.
|
|
* - terminating NUL ('\0')
|
|
*/
|
|
if (cmd_pos + 3 > svf_command_buffer_size) {
|
|
svf_command_buffer = realloc(svf_command_buffer, cmd_pos + 3);
|
|
svf_command_buffer_size = cmd_pos + 3;
|
|
if (svf_command_buffer == NULL) {
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
/* insert a space before '(' */
|
|
if ('(' == ch)
|
|
svf_command_buffer[cmd_pos++] = ' ';
|
|
|
|
svf_command_buffer[cmd_pos++] = (char)toupper(ch);
|
|
|
|
/* insert a space after ')' */
|
|
if (')' == ch)
|
|
svf_command_buffer[cmd_pos++] = ' ';
|
|
break;
|
|
}
|
|
ch = svf_read_line[++i];
|
|
}
|
|
|
|
if (cmd_ok) {
|
|
svf_command_buffer[cmd_pos] = '\0';
|
|
return ERROR_OK;
|
|
} else
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
static int svf_parse_cmd_string(char *str, int len, char **argus, int *num_of_argu)
|
|
{
|
|
int pos = 0, num = 0, space_found = 1, in_bracket = 0;
|
|
|
|
while (pos < len) {
|
|
switch (str[pos]) {
|
|
case '!':
|
|
case '/':
|
|
LOG_ERROR("fail to parse svf command");
|
|
return ERROR_FAIL;
|
|
case '(':
|
|
in_bracket = 1;
|
|
goto parse_char;
|
|
case ')':
|
|
in_bracket = 0;
|
|
goto parse_char;
|
|
default:
|
|
parse_char:
|
|
if (!in_bracket && isspace((int) str[pos])) {
|
|
space_found = 1;
|
|
str[pos] = '\0';
|
|
} else if (space_found) {
|
|
argus[num++] = &str[pos];
|
|
space_found = 0;
|
|
}
|
|
break;
|
|
}
|
|
pos++;
|
|
}
|
|
|
|
if (num == 0)
|
|
return ERROR_FAIL;
|
|
|
|
*num_of_argu = num;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
bool svf_tap_state_is_stable(tap_state_t state)
|
|
{
|
|
return (TAP_RESET == state) || (TAP_IDLE == state)
|
|
|| (TAP_DRPAUSE == state) || (TAP_IRPAUSE == state);
|
|
}
|
|
|
|
static int svf_find_string_in_array(char *str, char **strs, int num_of_element)
|
|
{
|
|
int i;
|
|
|
|
for (i = 0; i < num_of_element; i++) {
|
|
if (!strcmp(str, strs[i]))
|
|
return i;
|
|
}
|
|
return 0xFF;
|
|
}
|
|
|
|
static int svf_adjust_array_length(uint8_t **arr, int orig_bit_len, int new_bit_len)
|
|
{
|
|
int new_byte_len = (new_bit_len + 7) >> 3;
|
|
|
|
if ((NULL == *arr) || (((orig_bit_len + 7) >> 3) < ((new_bit_len + 7) >> 3))) {
|
|
if (*arr != NULL) {
|
|
free(*arr);
|
|
*arr = NULL;
|
|
}
|
|
*arr = malloc(new_byte_len);
|
|
if (NULL == *arr) {
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memset(*arr, 0, new_byte_len);
|
|
}
|
|
return ERROR_OK;
|
|
}
|
|
|
|
/* defined but not used
|
|
static int svf_set_padding(struct svf_xxr_para *para, int len, unsigned char tdi)
|
|
{
|
|
int error = ERROR_OK;
|
|
error |= svf_adjust_array_length(¶->tdi, para->len, len);
|
|
memset(para->tdi, tdi, (len + 7) >> 3);
|
|
error |= svf_adjust_array_length(¶->tdo, para->len, len);
|
|
error |= svf_adjust_array_length(¶->mask, para->len, len);
|
|
para->len = len;
|
|
para->data_mask = XXR_TDI;
|
|
|
|
return error;
|
|
}
|
|
*/
|
|
|
|
static int svf_copy_hexstring_to_binary(char *str, uint8_t **bin, int orig_bit_len, int bit_len)
|
|
{
|
|
int i, str_len = strlen(str), str_hbyte_len = (bit_len + 3) >> 2;
|
|
uint8_t ch = 0;
|
|
|
|
if (ERROR_OK != svf_adjust_array_length(bin, orig_bit_len, bit_len)) {
|
|
LOG_ERROR("fail to adjust length of array");
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
/* fill from LSB (end of str) to MSB (beginning of str) */
|
|
for (i = 0; i < str_hbyte_len; i++) {
|
|
ch = 0;
|
|
while (str_len > 0) {
|
|
ch = str[--str_len];
|
|
|
|
/* Skip whitespace. The SVF specification (rev E) is
|
|
* deficient in terms of basic lexical issues like
|
|
* where whitespace is allowed. Long bitstrings may
|
|
* require line ends for correctness, since there is
|
|
* a hard limit on line length.
|
|
*/
|
|
if (!isspace(ch)) {
|
|
if ((ch >= '0') && (ch <= '9')) {
|
|
ch = ch - '0';
|
|
break;
|
|
} else if ((ch >= 'A') && (ch <= 'F')) {
|
|
ch = ch - 'A' + 10;
|
|
break;
|
|
} else {
|
|
LOG_ERROR("invalid hex string");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
ch = 0;
|
|
}
|
|
|
|
/* write bin */
|
|
if (i % 2) {
|
|
/* MSB */
|
|
(*bin)[i / 2] |= ch << 4;
|
|
} else {
|
|
/* LSB */
|
|
(*bin)[i / 2] = 0;
|
|
(*bin)[i / 2] |= ch;
|
|
}
|
|
}
|
|
|
|
/* consume optional leading '0' MSBs or whitespace */
|
|
while (str_len > 0 && ((str[str_len - 1] == '0')
|
|
|| isspace((int) str[str_len - 1])))
|
|
str_len--;
|
|
|
|
/* check validity: we must have consumed everything */
|
|
if (str_len > 0 || (ch & ~((2 << ((bit_len - 1) % 4)) - 1)) != 0) {
|
|
LOG_ERROR("value execeeds length");
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
static int svf_check_tdo(void)
|
|
{
|
|
|
|
int i, len, index_var;
|
|
|
|
for (i = 0; i < svf_check_tdo_para_index; i++) {
|
|
index_var = svf_check_tdo_para[i].buffer_offset;
|
|
len = svf_check_tdo_para[i].bit_len;
|
|
if ((svf_check_tdo_para[i].enabled)
|
|
&& buf_cmp_mask(&svf_tdi_buffer[index_var], &svf_tdo_buffer[index_var],
|
|
&svf_mask_buffer[index_var], len)) {
|
|
LOG_ERROR("tdo check error at line %d",
|
|
svf_check_tdo_para[i].line_num);
|
|
SVF_BUF_LOG(LOG_ERROR, &svf_tdi_buffer[index_var], len, "READ");
|
|
SVF_BUF_LOG(LOG_ERROR, &svf_tdo_buffer[index_var], len, "WANT");
|
|
SVF_BUF_LOG(LOG_ERROR, &svf_mask_buffer[index_var], len, "MASK");
|
|
|
|
if (svf_ignore_error == 0)
|
|
return ERROR_FAIL;
|
|
else
|
|
svf_ignore_error++;
|
|
}
|
|
}
|
|
svf_check_tdo_para_index = 0;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
static int svf_add_check_para(uint8_t enabled, int buffer_offset, int bit_len)
|
|
{
|
|
if (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE) {
|
|
LOG_ERROR("toooooo many operation undone");
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
svf_check_tdo_para[svf_check_tdo_para_index].line_num = svf_line_number;
|
|
svf_check_tdo_para[svf_check_tdo_para_index].bit_len = bit_len;
|
|
svf_check_tdo_para[svf_check_tdo_para_index].enabled = enabled;
|
|
svf_check_tdo_para[svf_check_tdo_para_index].buffer_offset = buffer_offset;
|
|
svf_check_tdo_para_index++;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
static int svf_run_command(char *cmd_str)
|
|
{
|
|
char *argus[256], command;
|
|
int num_of_argu = 0, i;
|
|
|
|
/* tmp variable */
|
|
int i_tmp;
|
|
|
|
/* for RUNTEST */
|
|
int run_count;
|
|
float min_time;
|
|
/* for XXR */
|
|
struct svf_xxr_para *xxr_para_tmp;
|
|
uint8_t **pbuffer_tmp;
|
|
struct scan_field field;
|
|
/* for STATE */
|
|
tap_state_t *path = NULL, state;
|
|
/* flag padding commands skipped due to -tap command */
|
|
int padding_command_skipped = 0;
|
|
if(0)
|
|
{
|
|
padding_command_skipped = padding_command_skipped;
|
|
}
|
|
|
|
LOG_INFO("%s", cmd_str);
|
|
if (ERROR_OK != svf_parse_cmd_string(cmd_str, strlen(cmd_str), argus, &num_of_argu))
|
|
return ERROR_FAIL;
|
|
/* NOTE: we're a bit loose here, because we ignore case in
|
|
* TAP state names (instead of insisting on uppercase).
|
|
*/
|
|
|
|
command = svf_find_string_in_array(argus[0],
|
|
(char **)svf_command_name, ARRAY_SIZE(svf_command_name));
|
|
switch (command) {
|
|
case ENDDR:
|
|
case ENDIR:
|
|
if (num_of_argu != 2) {
|
|
LOG_ERROR("invalid parameter of %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
i_tmp = tap_state_by_name(argus[1]);
|
|
|
|
if (svf_tap_state_is_stable(i_tmp)) {
|
|
if (command == ENDIR) {
|
|
svf_para.ir_end_state = i_tmp;
|
|
LOG_DEBUG("\tIR end_state = %s",
|
|
tap_state_name(i_tmp));
|
|
} else {
|
|
svf_para.dr_end_state = i_tmp;
|
|
LOG_DEBUG("\tDR end_state = %s",
|
|
tap_state_name(i_tmp));
|
|
}
|
|
} else {
|
|
LOG_ERROR("%s: %s is not a stable state",
|
|
argus[0], argus[1]);
|
|
return ERROR_FAIL;
|
|
}
|
|
break;
|
|
case FREQUENCY:
|
|
if ((num_of_argu != 1) && (num_of_argu != 3)) {
|
|
LOG_ERROR("invalid parameter of %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
}
|
|
if (1 == num_of_argu) {
|
|
/* TODO: set jtag speed to full speed */
|
|
svf_para.frequency = 0;
|
|
} else {
|
|
if (strcmp(argus[2], "HZ")) {
|
|
LOG_ERROR("HZ not found in FREQUENCY command");
|
|
return ERROR_FAIL;
|
|
}
|
|
//if (ERROR_OK != svf_execute_tap())
|
|
// return ERROR_FAIL;
|
|
svf_para.frequency = atof(argus[1]);
|
|
/* TODO: set jtag speed to */
|
|
if (svf_para.frequency > 0 && !frequency) {
|
|
LOG_DEBUG("\tfrequency = %f", svf_para.frequency);
|
|
ast_set_jtag_freq((unsigned int)svf_para.frequency);
|
|
}
|
|
}
|
|
break;
|
|
case HDR:
|
|
if (svf_tap_is_specified) {
|
|
padding_command_skipped = 1;
|
|
break;
|
|
}
|
|
xxr_para_tmp = &svf_para.hdr_para;
|
|
goto XXR_common;
|
|
case HIR:
|
|
if (svf_tap_is_specified) {
|
|
padding_command_skipped = 1;
|
|
break;
|
|
}
|
|
xxr_para_tmp = &svf_para.hir_para;
|
|
goto XXR_common;
|
|
case TDR:
|
|
if (svf_tap_is_specified) {
|
|
padding_command_skipped = 1;
|
|
break;
|
|
}
|
|
xxr_para_tmp = &svf_para.tdr_para;
|
|
goto XXR_common;
|
|
case TIR:
|
|
if (svf_tap_is_specified) {
|
|
padding_command_skipped = 1;
|
|
break;
|
|
}
|
|
xxr_para_tmp = &svf_para.tir_para;
|
|
goto XXR_common;
|
|
case SDR:
|
|
xxr_para_tmp = &svf_para.sdr_para;
|
|
goto XXR_common;
|
|
case SIR:
|
|
xxr_para_tmp = &svf_para.sir_para;
|
|
goto XXR_common;
|
|
XXR_common:
|
|
/* XXR length [TDI (tdi)] [TDO (tdo)][MASK (mask)] [SMASK (smask)] */
|
|
if ((num_of_argu > 10) || (num_of_argu % 2)) {
|
|
LOG_ERROR("invalid parameter of %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
}
|
|
i_tmp = xxr_para_tmp->len;
|
|
xxr_para_tmp->len = atoi(argus[1]);
|
|
/* If we are to enlarge the buffers, all parts of xxr_para_tmp
|
|
* need to be freed */
|
|
if (i_tmp < xxr_para_tmp->len) {
|
|
free(xxr_para_tmp->tdi);
|
|
xxr_para_tmp->tdi = NULL;
|
|
free(xxr_para_tmp->tdo);
|
|
xxr_para_tmp->tdo = NULL;
|
|
free(xxr_para_tmp->mask);
|
|
xxr_para_tmp->mask = NULL;
|
|
free(xxr_para_tmp->smask);
|
|
xxr_para_tmp->smask = NULL;
|
|
}
|
|
xxr_para_tmp->data_mask = 0;
|
|
for (i = 2; i < num_of_argu; i += 2) {
|
|
if ((strlen(argus[i + 1]) < 3) || (argus[i + 1][0] != '(') ||
|
|
(argus[i + 1][strlen(argus[i + 1]) - 1] != ')')) {
|
|
LOG_ERROR("data section error");
|
|
return ERROR_FAIL;
|
|
}
|
|
argus[i + 1][strlen(argus[i + 1]) - 1] = '\0';
|
|
/* TDI, TDO, MASK, SMASK */
|
|
if (!strcmp(argus[i], "TDI")) {
|
|
/* TDI */
|
|
pbuffer_tmp = &xxr_para_tmp->tdi;
|
|
xxr_para_tmp->data_mask |= XXR_TDI;
|
|
} else if (!strcmp(argus[i], "TDO")) {
|
|
/* TDO */
|
|
pbuffer_tmp = &xxr_para_tmp->tdo;
|
|
xxr_para_tmp->data_mask |= XXR_TDO;
|
|
} else if (!strcmp(argus[i], "MASK") || !strcmp(argus[i], "CMASK")) {
|
|
/* MASK */
|
|
pbuffer_tmp = &xxr_para_tmp->mask;
|
|
xxr_para_tmp->data_mask |= XXR_MASK;
|
|
} else if (!strcmp(argus[i], "SMASK")) {
|
|
/* SMASK */
|
|
pbuffer_tmp = &xxr_para_tmp->smask;
|
|
xxr_para_tmp->data_mask |= XXR_SMASK;
|
|
} else {
|
|
LOG_ERROR("unknow parameter: %s", argus[i]);
|
|
return ERROR_FAIL;
|
|
}
|
|
if (ERROR_OK !=
|
|
svf_copy_hexstring_to_binary(&argus[i + 1][1], pbuffer_tmp, i_tmp,
|
|
xxr_para_tmp->len)) {
|
|
LOG_ERROR("fail to parse hex value");
|
|
return ERROR_FAIL;
|
|
}
|
|
//SVF_BUF_LOG(DEBUG, *pbuffer_tmp, xxr_para_tmp->len, argus[i]);
|
|
}
|
|
/* If a command changes the length of the last scan of the same type and the
|
|
* MASK parameter is absent, */
|
|
/* the mask pattern used is all cares */
|
|
if (!(xxr_para_tmp->data_mask & XXR_MASK) && (i_tmp != xxr_para_tmp->len)) {
|
|
/* MASK not defined and length changed */
|
|
if (ERROR_OK !=
|
|
svf_adjust_array_length(&xxr_para_tmp->mask, i_tmp,
|
|
xxr_para_tmp->len)) {
|
|
LOG_ERROR("fail to adjust length of array");
|
|
return ERROR_FAIL;
|
|
}
|
|
buf_set_ones(xxr_para_tmp->mask, xxr_para_tmp->len);
|
|
}
|
|
/* If TDO is absent, no comparison is needed, set the mask to 0 */
|
|
if (!(xxr_para_tmp->data_mask & XXR_TDO)) {
|
|
if (NULL == xxr_para_tmp->tdo) {
|
|
if (ERROR_OK !=
|
|
svf_adjust_array_length(&xxr_para_tmp->tdo, i_tmp,
|
|
xxr_para_tmp->len)) {
|
|
LOG_ERROR("fail to adjust length of array");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
if (NULL == xxr_para_tmp->mask) {
|
|
if (ERROR_OK !=
|
|
svf_adjust_array_length(&xxr_para_tmp->mask, i_tmp,
|
|
xxr_para_tmp->len)) {
|
|
LOG_ERROR("fail to adjust length of array");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
memset(xxr_para_tmp->mask, 0, (xxr_para_tmp->len + 7) >> 3);
|
|
}
|
|
/* do scan if necessary */
|
|
if (SDR == command) {
|
|
/* check buffer size first, reallocate if necessary */
|
|
i = svf_para.hdr_para.len + svf_para.sdr_para.len +
|
|
svf_para.tdr_para.len;
|
|
if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3)) {
|
|
/* reallocate buffer */
|
|
if (svf_realloc_buffers(svf_buffer_index + ((i + 7) >> 3)) != ERROR_OK) {
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
/* assemble dr data */
|
|
i = 0;
|
|
buf_set_buf(svf_para.hdr_para.tdi,
|
|
0,
|
|
&svf_tdi_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.hdr_para.len);
|
|
i += svf_para.hdr_para.len;
|
|
buf_set_buf(svf_para.sdr_para.tdi,
|
|
0,
|
|
&svf_tdi_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.sdr_para.len);
|
|
i += svf_para.sdr_para.len;
|
|
buf_set_buf(svf_para.tdr_para.tdi,
|
|
0,
|
|
&svf_tdi_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.tdr_para.len);
|
|
i += svf_para.tdr_para.len;
|
|
|
|
/* add check data */
|
|
if (svf_para.sdr_para.data_mask & XXR_TDO) {
|
|
/* assemble dr mask data */
|
|
i = 0;
|
|
buf_set_buf(svf_para.hdr_para.mask,
|
|
0,
|
|
&svf_mask_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.hdr_para.len);
|
|
i += svf_para.hdr_para.len;
|
|
buf_set_buf(svf_para.sdr_para.mask,
|
|
0,
|
|
&svf_mask_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.sdr_para.len);
|
|
i += svf_para.sdr_para.len;
|
|
buf_set_buf(svf_para.tdr_para.mask,
|
|
0,
|
|
&svf_mask_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.tdr_para.len);
|
|
|
|
/* assemble dr check data */
|
|
i = 0;
|
|
buf_set_buf(svf_para.hdr_para.tdo,
|
|
0,
|
|
&svf_tdo_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.hdr_para.len);
|
|
i += svf_para.hdr_para.len;
|
|
buf_set_buf(svf_para.sdr_para.tdo,
|
|
0,
|
|
&svf_tdo_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.sdr_para.len);
|
|
i += svf_para.sdr_para.len;
|
|
buf_set_buf(svf_para.tdr_para.tdo,
|
|
0,
|
|
&svf_tdo_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.tdr_para.len);
|
|
i += svf_para.tdr_para.len;
|
|
|
|
svf_add_check_para(1, svf_buffer_index, i);
|
|
} else
|
|
svf_add_check_para(0, svf_buffer_index, i);
|
|
field.num_bits = i;
|
|
field.out_value = (unsigned char *)&svf_tdi_buffer[svf_buffer_index];
|
|
/* TODO: If without TDO no need to sned data back*/
|
|
field.in_value = &svf_tdi_buffer[svf_buffer_index];
|
|
if (!svf_nil) {
|
|
/* NOTE: doesn't use SVF-specified state paths */
|
|
LOG_DEBUG("dr_scan: num_bits %d end_state %s\n",
|
|
field.num_bits, tap_state_name(svf_para.dr_end_state));
|
|
ast_jtag_xfer(tap_mapping[svf_para.dr_end_state], field.num_bits,
|
|
(unsigned int *)field.out_value,
|
|
(unsigned int *)field.in_value, JTAG_SDR_XFER);
|
|
}
|
|
|
|
svf_buffer_index += (i + 7) >> 3;
|
|
} else if (SIR == command) {
|
|
/* check buffer size first, reallocate if necessary */
|
|
i = svf_para.hir_para.len + svf_para.sir_para.len +
|
|
svf_para.tir_para.len;
|
|
if ((svf_buffer_size - svf_buffer_index) < ((i + 7) >> 3)) {
|
|
if (svf_realloc_buffers(svf_buffer_index + ((i + 7) >> 3)) != ERROR_OK) {
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
/* assemble ir data */
|
|
i = 0;
|
|
buf_set_buf(svf_para.hir_para.tdi,
|
|
0,
|
|
&svf_tdi_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.hir_para.len);
|
|
i += svf_para.hir_para.len;
|
|
buf_set_buf(svf_para.sir_para.tdi,
|
|
0,
|
|
&svf_tdi_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.sir_para.len);
|
|
i += svf_para.sir_para.len;
|
|
buf_set_buf(svf_para.tir_para.tdi,
|
|
0,
|
|
&svf_tdi_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.tir_para.len);
|
|
i += svf_para.tir_para.len;
|
|
|
|
/* add check data */
|
|
if (svf_para.sir_para.data_mask & XXR_TDO) {
|
|
/* assemble dr mask data */
|
|
i = 0;
|
|
buf_set_buf(svf_para.hir_para.mask,
|
|
0,
|
|
&svf_mask_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.hir_para.len);
|
|
i += svf_para.hir_para.len;
|
|
buf_set_buf(svf_para.sir_para.mask,
|
|
0,
|
|
&svf_mask_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.sir_para.len);
|
|
i += svf_para.sir_para.len;
|
|
buf_set_buf(svf_para.tir_para.mask,
|
|
0,
|
|
&svf_mask_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.tir_para.len);
|
|
|
|
/* assemble dr check data */
|
|
i = 0;
|
|
buf_set_buf(svf_para.hir_para.tdo,
|
|
0,
|
|
&svf_tdo_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.hir_para.len);
|
|
i += svf_para.hir_para.len;
|
|
buf_set_buf(svf_para.sir_para.tdo,
|
|
0,
|
|
&svf_tdo_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.sir_para.len);
|
|
i += svf_para.sir_para.len;
|
|
buf_set_buf(svf_para.tir_para.tdo,
|
|
0,
|
|
&svf_tdo_buffer[svf_buffer_index],
|
|
i,
|
|
svf_para.tir_para.len);
|
|
i += svf_para.tir_para.len;
|
|
|
|
svf_add_check_para(1, svf_buffer_index, i);
|
|
} else
|
|
svf_add_check_para(0, svf_buffer_index, i);
|
|
field.num_bits = i;
|
|
field.out_value = &svf_tdi_buffer[svf_buffer_index];
|
|
field.in_value = &svf_tdi_buffer[svf_buffer_index];
|
|
if (!svf_nil) {
|
|
/* NOTE: doesn't use SVF-specified state paths */
|
|
LOG_DEBUG("ir_scan: num_bits %d end_state %s\n",
|
|
field.num_bits, tap_state_name(svf_para.ir_end_state));
|
|
ast_jtag_xfer(tap_mapping[svf_para.ir_end_state], field.num_bits,
|
|
(unsigned int *)field.out_value,
|
|
(unsigned int *)field.in_value, JTAG_SIR_XFER);
|
|
}
|
|
|
|
svf_buffer_index += (i + 7) >> 3;
|
|
}
|
|
break;
|
|
case PIO:
|
|
case PIOMAP:
|
|
LOG_ERROR("PIO and PIOMAP are not supported");
|
|
return ERROR_FAIL;
|
|
break;
|
|
case RUNTEST:
|
|
/* RUNTEST [run_state] run_count run_clk [min_time SEC [MAXIMUM max_time
|
|
* SEC]] [ENDSTATE end_state] */
|
|
/* RUNTEST [run_state] min_time SEC [MAXIMUM max_time SEC] [ENDSTATE
|
|
* end_state] */
|
|
if ((num_of_argu < 3) || (num_of_argu > 11)) {
|
|
LOG_ERROR("invalid parameter of %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
}
|
|
/* init */
|
|
run_count = 0;
|
|
min_time = 0;
|
|
i = 1;
|
|
|
|
/* run_state */
|
|
i_tmp = tap_state_by_name(argus[i]);
|
|
if (i_tmp != TAP_INVALID) {
|
|
if (svf_tap_state_is_stable(i_tmp)) {
|
|
svf_para.runtest_run_state = i_tmp;
|
|
|
|
/* When a run_state is specified, the new
|
|
* run_state becomes the default end_state.
|
|
*/
|
|
svf_para.runtest_end_state = i_tmp;
|
|
LOG_DEBUG("\trun_state = %s", tap_state_name(i_tmp));
|
|
i++;
|
|
} else {
|
|
LOG_ERROR("%s: %s is not a stable state", argus[0], tap_state_name(i_tmp));
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
/* run_count run_clk */
|
|
if (((i + 2) <= num_of_argu) && strcmp(argus[i + 1], "SEC")) {
|
|
if (!strcmp(argus[i + 1], "TCK")) {
|
|
/* clock source is TCK */
|
|
run_count = atoi(argus[i]);
|
|
LOG_DEBUG("\trun_count@TCK = %d", run_count);
|
|
} else {
|
|
LOG_ERROR("%s not supported for clock", argus[i + 1]);
|
|
return ERROR_FAIL;
|
|
}
|
|
i += 2;
|
|
}
|
|
/* min_time SEC */
|
|
if (((i + 2) <= num_of_argu) && !strcmp(argus[i + 1], "SEC")) {
|
|
min_time = atof(argus[i]);
|
|
LOG_DEBUG("\tmin_time = %fs", min_time);
|
|
i += 2;
|
|
}
|
|
/* MAXIMUM max_time SEC */
|
|
if (((i + 3) <= num_of_argu) &&
|
|
!strcmp(argus[i], "MAXIMUM") && !strcmp(argus[i + 2], "SEC")) {
|
|
float max_time = 0;
|
|
max_time = atof(argus[i + 1]);
|
|
LOG_DEBUG("\tmax_time = %fs", max_time);
|
|
i += 3;
|
|
}
|
|
/* ENDSTATE end_state */
|
|
if (((i + 2) <= num_of_argu) && !strcmp(argus[i], "ENDSTATE")) {
|
|
i_tmp = tap_state_by_name(argus[i + 1]);
|
|
|
|
if (svf_tap_state_is_stable(i_tmp)) {
|
|
svf_para.runtest_end_state = i_tmp;
|
|
LOG_DEBUG("\tend_state = %s", tap_state_name(i_tmp));
|
|
} else {
|
|
LOG_ERROR("%s: %s is not a stable state", argus[0], tap_state_name(i_tmp));
|
|
return ERROR_FAIL;
|
|
}
|
|
i += 2;
|
|
}
|
|
|
|
/* all parameter should be parsed */
|
|
if (i == num_of_argu) {
|
|
/* FIXME handle statemove failures */
|
|
uint32_t min_usec = 1000000 * min_time;
|
|
|
|
/* enter into run_state if necessary */
|
|
if (svf_tap_state_is_stable(svf_para.runtest_run_state))
|
|
ast_jtag_run_test_idle(tap_mapping[svf_para.runtest_run_state], run_count);
|
|
else {
|
|
LOG_ERROR("Aspeed software can't support runtest to %s:%d yet",
|
|
tap_state_name(svf_para.runtest_run_state),
|
|
svf_para.runtest_run_state);
|
|
return ERROR_FAIL;
|
|
}
|
|
if (min_usec > 0)
|
|
{
|
|
LOG_DEBUG("sleep %lu usec\n", min_usec);
|
|
usleep(min_usec);
|
|
}
|
|
|
|
/* move to end_state if necessary */
|
|
if (svf_para.runtest_end_state != svf_para.runtest_run_state) {
|
|
if (svf_tap_state_is_stable(svf_para.runtest_end_state))
|
|
ast_jtag_run_test_idle(tap_mapping[svf_para.runtest_end_state], run_count);
|
|
else
|
|
{
|
|
LOG_ERROR("Aspeed software can't support runtest to %s:%d yet",
|
|
tap_state_name(svf_para.runtest_end_state),
|
|
svf_para.runtest_end_state);
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
} else {
|
|
LOG_ERROR("fail to parse parameter of RUNTEST, %d out of %d is parsed",
|
|
i,
|
|
num_of_argu);
|
|
return ERROR_FAIL;
|
|
}
|
|
break;
|
|
case STATE:
|
|
/* STATE [pathstate1 [pathstate2 ...[pathstaten]]] stable_state */
|
|
if (num_of_argu < 2) {
|
|
LOG_ERROR("invalid parameter of %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
}
|
|
if (num_of_argu > 2) {
|
|
/* STATE pathstate1 ... stable_state */
|
|
path = malloc((num_of_argu - 1) * sizeof(tap_state_t));
|
|
if (NULL == path) {
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
num_of_argu--; /* num of path */
|
|
i_tmp = 1; /* path is from parameter 1 */
|
|
for (i = 0; i < num_of_argu; i++, i_tmp++) {
|
|
path[i] = tap_state_by_name(argus[i_tmp]);
|
|
if (path[i] == TAP_INVALID) {
|
|
LOG_ERROR("%s: %s is not a valid state", argus[0], argus[i_tmp]);
|
|
free(path);
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
if (num_of_argu > 0) {
|
|
/* execute last path if necessary */
|
|
if (svf_tap_state_is_stable(path[num_of_argu - 1])) {
|
|
/* last state MUST be stable state */
|
|
ast_jtag_run_test_idle(tap_mapping[path[num_of_argu - 1]], 0);
|
|
LOG_DEBUG("\tmove to %s by path_move",
|
|
tap_state_name(path[num_of_argu - 1]));
|
|
} else {
|
|
LOG_ERROR("%s: %s is not a stable state",
|
|
argus[0],
|
|
tap_state_name(path[num_of_argu - 1]));
|
|
free(path);
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
free(path);
|
|
path = NULL;
|
|
} else {
|
|
/* STATE stable_state */
|
|
state = tap_state_by_name(argus[1]);
|
|
if (svf_tap_state_is_stable(state)) {
|
|
LOG_DEBUG("\tmove to %s",
|
|
tap_state_name(state));
|
|
/* FIXME handle statemove failures */
|
|
ast_jtag_run_test_idle(tap_mapping[state], 0);
|
|
} else {
|
|
LOG_ERROR("%s: %s is not a stable state",
|
|
argus[0], tap_state_name(state));
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
break;
|
|
case TRST:
|
|
/* TRST trst_mode */
|
|
if (num_of_argu != 2) {
|
|
LOG_ERROR("invalid parameter of %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
}
|
|
if (svf_para.trst_mode != TRST_ABSENT) {
|
|
//if (ERROR_OK != svf_execute_tap())
|
|
// return ERROR_FAIL;
|
|
i_tmp = svf_find_string_in_array(argus[1],
|
|
(char **)svf_trst_mode_name,
|
|
ARRAY_SIZE(svf_trst_mode_name));
|
|
switch (i_tmp) {
|
|
case TRST_ON:
|
|
//if (!svf_nil)
|
|
// jtag_add_reset(1, 0);
|
|
break;
|
|
case TRST_Z:
|
|
case TRST_OFF:
|
|
//if (!svf_nil)
|
|
// jtag_add_reset(0, 0);
|
|
break;
|
|
case TRST_ABSENT:
|
|
break;
|
|
default:
|
|
LOG_ERROR("unknown TRST mode: %s", argus[1]);
|
|
return ERROR_FAIL;
|
|
}
|
|
svf_para.trst_mode = i_tmp;
|
|
LOG_DEBUG("\ttrst_mode = %s", svf_trst_mode_name[svf_para.trst_mode]);
|
|
} else {
|
|
LOG_ERROR("can not accpet TRST command if trst_mode is ABSENT");
|
|
return ERROR_FAIL;
|
|
}
|
|
break;
|
|
default:
|
|
LOG_ERROR("invalid svf command: %s", argus[0]);
|
|
return ERROR_FAIL;
|
|
break;
|
|
}
|
|
if (ERROR_OK != svf_check_tdo())
|
|
return ERROR_FAIL;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
|
|
int handle_svf_command(char *filename)
|
|
{
|
|
int command_num = 0;
|
|
int ret = ERROR_OK;
|
|
|
|
/* parse command line */
|
|
svf_quiet = 0;
|
|
svf_nil = 0;
|
|
svf_ignore_error = 0;
|
|
|
|
svf_fd = fopen(filename, "r");
|
|
if (svf_fd == NULL) {
|
|
LOG_ERROR("failed to open %s\n", filename);
|
|
return -1;
|
|
} else
|
|
LOG_DEBUG("svf processing file: \"%s\"", filename);
|
|
|
|
/* init */
|
|
svf_line_number = 0;
|
|
svf_command_buffer_size = 0;
|
|
|
|
svf_check_tdo_para_index = 0;
|
|
svf_check_tdo_para = malloc(sizeof(struct svf_check_tdo_para) * SVF_CHECK_TDO_PARA_SIZE);
|
|
if (NULL == svf_check_tdo_para)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
ret = ERROR_FAIL;
|
|
goto free_all;
|
|
}
|
|
|
|
svf_buffer_index = 0;
|
|
/* double the buffer size */
|
|
/* in case current command cannot be committed, and next command is a bit scan command */
|
|
/* here is 32K bits for this big scan command, it should be enough */
|
|
/* buffer will be reallocated if buffer size is not enough */
|
|
if (svf_realloc_buffers(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT) != ERROR_OK) {
|
|
ret = ERROR_FAIL;
|
|
goto free_all;
|
|
}
|
|
|
|
memcpy(&svf_para, &svf_para_init, sizeof(svf_para));
|
|
while (ERROR_OK == svf_read_command_from_file(svf_fd)) {
|
|
/* Run Command */
|
|
if (ERROR_OK != svf_run_command(svf_command_buffer)) {
|
|
LOG_ERROR("fail to run command at line %d", svf_line_number);
|
|
ret = ERROR_FAIL;
|
|
break;
|
|
}
|
|
command_num++;
|
|
}
|
|
|
|
svf_check_tdo();
|
|
free_all:
|
|
|
|
fclose(svf_fd);
|
|
svf_fd = 0;
|
|
|
|
/* free buffers */
|
|
if (svf_command_buffer) {
|
|
free(svf_command_buffer);
|
|
svf_command_buffer = NULL;
|
|
svf_command_buffer_size = 0;
|
|
}
|
|
if (svf_check_tdo_para) {
|
|
free(svf_check_tdo_para);
|
|
svf_check_tdo_para = NULL;
|
|
svf_check_tdo_para_index = 0;
|
|
}
|
|
if (svf_tdi_buffer) {
|
|
free(svf_tdi_buffer);
|
|
svf_tdi_buffer = NULL;
|
|
}
|
|
if (svf_tdo_buffer) {
|
|
free(svf_tdo_buffer);
|
|
svf_tdo_buffer = NULL;
|
|
}
|
|
if (svf_mask_buffer) {
|
|
free(svf_mask_buffer);
|
|
svf_mask_buffer = NULL;
|
|
}
|
|
svf_buffer_index = 0;
|
|
svf_buffer_size = 0;
|
|
|
|
svf_free_xxd_para(&svf_para.hdr_para);
|
|
svf_free_xxd_para(&svf_para.hir_para);
|
|
svf_free_xxd_para(&svf_para.tdr_para);
|
|
svf_free_xxd_para(&svf_para.tir_para);
|
|
svf_free_xxd_para(&svf_para.sdr_para);
|
|
svf_free_xxd_para(&svf_para.sir_para);
|
|
|
|
svf_ignore_error = 0;
|
|
return ret;
|
|
}
|