1399 lines
34 KiB
C
1399 lines
34 KiB
C
/***************************************************************************
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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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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the *
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* Free Software Foundation, Inc., *
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "svf.h"
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#include "jtag.h"
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#include "time_support.h"
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// SVF command
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typedef enum
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{
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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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}svf_command_t;
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const char *svf_command_name[14] =
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{
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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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typedef enum
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{
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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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}trst_mode_t;
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const char *svf_trst_mode_name[4] =
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{
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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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char *svf_tap_state_name[TAP_NUM_STATES];
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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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typedef struct
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{
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int len;
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int data_mask;
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u8 *tdi;
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u8 *tdo;
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u8 *mask;
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u8 *smask;
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}svf_xxr_para_t;
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typedef struct
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{
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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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trst_mode_t trst_mode;
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svf_xxr_para_t hir_para;
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svf_xxr_para_t hdr_para;
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svf_xxr_para_t tir_para;
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svf_xxr_para_t tdr_para;
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svf_xxr_para_t sir_para;
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svf_xxr_para_t sdr_para;
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}svf_para_t;
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svf_para_t svf_para;
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const svf_para_t svf_para_init =
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{
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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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typedef struct
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{
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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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}svf_check_tdo_para_t;
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#define SVF_CHECK_TDO_PARA_SIZE 1024
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static svf_check_tdo_para_t *svf_check_tdo_para = NULL;
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static int svf_check_tdo_para_index = 0;
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#define dimof(a) (sizeof(a) / sizeof((a)[0]))
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static int svf_read_command_from_file(int fd);
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static int svf_check_tdo(void);
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static int svf_add_check_para(u8 enabled, int buffer_offset, int bit_len);
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static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str);
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static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
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static int svf_fd = 0;
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static char *svf_command_buffer = NULL;
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static int svf_command_buffer_size = 0;
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static int svf_line_number = 1;
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static jtag_tap_t *tap = NULL;
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static tap_state_t last_state = TAP_RESET;
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#define SVF_MAX_BUFFER_SIZE_TO_COMMIT (4 * 1024)
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static u8 *svf_tdi_buffer = NULL, *svf_tdo_buffer = NULL, *svf_mask_buffer = NULL;
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static int svf_buffer_index = 0, svf_buffer_size = 0;
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static int svf_quiet = 0;
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int svf_register_commands(struct command_context_s *cmd_ctx)
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{
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register_command(cmd_ctx, NULL, "svf", handle_svf_command,
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COMMAND_EXEC, "run svf <file>");
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return ERROR_OK;
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}
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void svf_free_xxd_para(svf_xxr_para_t *para)
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{
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if (NULL != para)
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{
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if (para->tdi != NULL)
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{
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free(para->tdi);
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para->tdi = NULL;
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}
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if (para->tdo != NULL)
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{
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free(para->tdo);
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para->tdo = NULL;
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}
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if (para->mask != NULL)
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{
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free(para->mask);
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para->mask = NULL;
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}
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if (para->smask != NULL)
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{
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free(para->smask);
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para->smask = NULL;
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}
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}
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}
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static int handle_svf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
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{
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#define SVF_NUM_OF_OPTIONS 1
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int command_num = 0, i;
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int ret = ERROR_OK;
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long long time_ago;
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if ((argc < 1) || (argc > (1 + SVF_NUM_OF_OPTIONS)))
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{
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command_print(cmd_ctx, "usage: svf <file> [quiet]");
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return ERROR_FAIL;
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}
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// parse variant
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svf_quiet = 0;
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for (i = 1; i < argc; i++)
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{
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if (!strcmp(args[i], "quiet"))
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{
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svf_quiet = 1;
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}
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else
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{
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LOG_ERROR("unknown variant for svf: %s", args[i]);
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// no need to free anything now
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return ERROR_FAIL;
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}
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}
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if ((svf_fd = open(args[0], O_RDONLY)) < 0)
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{
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command_print(cmd_ctx, "file \"%s\" not found", args[0]);
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// no need to free anything now
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return ERROR_FAIL;
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}
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LOG_USER("svf processing file: \"%s\"", args[0]);
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// get time
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time_ago = timeval_ms();
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// init
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svf_line_number = 1;
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svf_command_buffer_size = 0;
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svf_check_tdo_para_index = 0;
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svf_check_tdo_para = malloc(sizeof(svf_check_tdo_para_t) * SVF_CHECK_TDO_PARA_SIZE);
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if (NULL == svf_check_tdo_para)
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{
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LOG_ERROR("not enough memory");
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ret = ERROR_FAIL;
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goto free_all;
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}
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svf_buffer_index = 0;
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// double the buffer size
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// in case current command cannot be commited, and next command is a bit scan command
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// here is 32K bits for this big scan command, it should be enough
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// buffer will be reallocated if buffer size is not enough
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svf_tdi_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
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if (NULL == svf_tdi_buffer)
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{
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LOG_ERROR("not enough memory");
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ret = ERROR_FAIL;
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goto free_all;
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}
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svf_tdo_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
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if (NULL == svf_tdo_buffer)
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{
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LOG_ERROR("not enough memory");
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ret = ERROR_FAIL;
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goto free_all;
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}
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svf_mask_buffer = (u8 *)malloc(2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT);
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if (NULL == svf_mask_buffer)
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{
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LOG_ERROR("not enough memory");
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ret = ERROR_FAIL;
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goto free_all;
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}
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svf_buffer_size = 2 * SVF_MAX_BUFFER_SIZE_TO_COMMIT;
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memcpy(&svf_para, &svf_para_init, sizeof(svf_para));
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for (i = 0; i < (int)dimof(svf_tap_state_name); i++)
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{
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svf_tap_state_name[i] = (char *)tap_state_name(i);
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}
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// TAP_RESET
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jtag_add_tlr();
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while ( ERROR_OK == svf_read_command_from_file(svf_fd) )
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{
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if (ERROR_OK != svf_run_command(cmd_ctx, svf_command_buffer))
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{
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LOG_ERROR("fail to run command at line %d", svf_line_number);
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ret = ERROR_FAIL;
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break;
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}
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command_num++;
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}
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if (ERROR_OK != jtag_execute_queue())
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{
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ret = ERROR_FAIL;
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}
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else if (ERROR_OK != svf_check_tdo())
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{
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ret = ERROR_FAIL;
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}
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// print time
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command_print(cmd_ctx, "%d ms used", timeval_ms() - time_ago);
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free_all:
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close(svf_fd);
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svf_fd = 0;
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// free buffers
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if (svf_command_buffer)
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{
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free(svf_command_buffer);
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svf_command_buffer = NULL;
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svf_command_buffer_size = 0;
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}
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if (svf_check_tdo_para)
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{
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free(svf_check_tdo_para);
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svf_check_tdo_para = NULL;
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svf_check_tdo_para_index = 0;
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}
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if (svf_tdi_buffer)
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{
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free(svf_tdi_buffer);
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svf_tdi_buffer = NULL;
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}
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if (svf_tdo_buffer)
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{
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free(svf_tdo_buffer);
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svf_tdo_buffer = NULL;
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}
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if (svf_mask_buffer)
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{
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free(svf_mask_buffer);
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svf_mask_buffer = NULL;
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}
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svf_buffer_index = 0;
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svf_buffer_size = 0;
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svf_free_xxd_para(&svf_para.hdr_para);
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svf_free_xxd_para(&svf_para.hir_para);
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svf_free_xxd_para(&svf_para.tdr_para);
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svf_free_xxd_para(&svf_para.tir_para);
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svf_free_xxd_para(&svf_para.sdr_para);
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svf_free_xxd_para(&svf_para.sir_para);
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if (ERROR_OK == ret)
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{
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command_print(cmd_ctx, "svf file programmed successfully for %d commands", command_num);
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}
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else
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{
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command_print(cmd_ctx, "svf file programmed failed");
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}
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return ret;
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}
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#define SVFP_CMD_INC_CNT 1024
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static int svf_read_command_from_file(int fd)
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{
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char ch, *tmp_buffer = NULL;
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int cmd_pos = 0, cmd_ok = 0, slash = 0, comment = 0;
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while (!cmd_ok && (read(fd, &ch, 1) > 0) )
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{
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switch(ch)
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{
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case '!':
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slash = 0;
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comment = 1;
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break;
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case '/':
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if (++slash == 2)
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{
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comment = 1;
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}
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break;
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case ';':
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slash = 0;
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if (!comment)
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{
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cmd_ok = 1;
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}
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break;
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case '\n':
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svf_line_number++;
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case '\r':
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slash = 0;
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comment = 0;
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break;
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default:
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if (!comment)
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{
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if (cmd_pos >= svf_command_buffer_size - 1)
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{
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tmp_buffer = (char*)malloc(svf_command_buffer_size + SVFP_CMD_INC_CNT); // 1 more byte for '\0'
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if (NULL == tmp_buffer)
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{
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LOG_ERROR("not enough memory");
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return ERROR_FAIL;
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}
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if (svf_command_buffer_size > 0)
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{
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memcpy(tmp_buffer, svf_command_buffer, svf_command_buffer_size);
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}
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if (svf_command_buffer != NULL)
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{
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free(svf_command_buffer);
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}
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svf_command_buffer = tmp_buffer;
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svf_command_buffer_size += SVFP_CMD_INC_CNT;
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tmp_buffer = NULL;
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}
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svf_command_buffer[cmd_pos++] = (char)toupper(ch);
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}
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break;
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}
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}
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if (cmd_ok)
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{
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svf_command_buffer[cmd_pos] = '\0';
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return ERROR_OK;
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}
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else
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{
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return ERROR_FAIL;
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}
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}
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static int svf_parse_cmd_string(char *str, int len, char **argus, int *num_of_argu)
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{
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int pos = 0, num = 0, space_found = 1;
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while (pos < len)
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{
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switch(str[pos])
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{
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case '\n':
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case '\r':
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case '!':
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case '/':
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LOG_ERROR("fail to parse svf command");
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return ERROR_FAIL;
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break;
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case ' ':
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space_found = 1;
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str[pos] = '\0';
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break;
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default:
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if (space_found)
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{
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argus[num++] = &str[pos];
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space_found = 0;
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}
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break;
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}
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pos++;
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}
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*num_of_argu = num;
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return ERROR_OK;
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}
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static int svf_tap_state_is_stable(tap_state_t state)
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{
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return ((TAP_RESET == state) || (TAP_IDLE == state) || (TAP_DRPAUSE == state) || (TAP_IRPAUSE == state));
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}
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static int svf_tap_state_is_valid(tap_state_t state)
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{
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return state >= 0 && state < TAP_NUM_STATES;
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}
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static int svf_find_string_in_array(char *str, char **strs, int num_of_element)
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{
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int i;
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for (i = 0; i < num_of_element; i++)
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{
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if (!strcmp(str, strs[i]))
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{
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return i;
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}
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}
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return 0xFF;
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}
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static int svf_adjust_array_length(u8 **arr, int orig_bit_len, int new_bit_len)
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{
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int new_byte_len = (new_bit_len + 7) >> 3;
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if ((NULL == *arr) || (((orig_bit_len + 7) >> 3) < ((new_bit_len + 7) >> 3)))
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{
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if (*arr != NULL)
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{
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free(*arr);
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*arr = NULL;
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}
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*arr = (u8*)malloc(new_byte_len);
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if (NULL == *arr)
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{
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LOG_ERROR("not enough memory");
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return ERROR_FAIL;
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}
|
|
memset(*arr, 0, new_byte_len);
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}
|
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return ERROR_OK;
|
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}
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|
|
static int svf_copy_hexstring_to_binary(char *str, u8 **bin, int orig_bit_len, int bit_len)
|
|
{
|
|
int i, str_len = strlen(str), str_byte_len = (bit_len + 3) >> 2, loop_cnt;
|
|
u8 ch, need_write = 1;
|
|
|
|
if (ERROR_OK != svf_adjust_array_length(bin, orig_bit_len, bit_len))
|
|
{
|
|
LOG_ERROR("fail to adjust length of array");
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
if (str_byte_len > str_len)
|
|
{
|
|
loop_cnt = str_byte_len;
|
|
}
|
|
else
|
|
{
|
|
loop_cnt = str_len;
|
|
}
|
|
|
|
for (i = 0; i < loop_cnt; i++)
|
|
{
|
|
if (i < str_len)
|
|
{
|
|
ch = str[str_len - i - 1];
|
|
if ((ch >= '0') && (ch <= '9'))
|
|
{
|
|
ch = ch - '0';
|
|
}
|
|
else if ((ch >= 'A') && (ch <= 'F'))
|
|
{
|
|
ch = ch - 'A' + 10;
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("invalid hex string");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ch = 0;
|
|
}
|
|
|
|
// check valid
|
|
if (i >= str_byte_len)
|
|
{
|
|
// all data written, other data should be all '0's and needn't to be written
|
|
need_write = 0;
|
|
if (ch != 0)
|
|
{
|
|
LOG_ERROR("value execede length");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
else if (i == (str_byte_len - 1))
|
|
{
|
|
// last data byte, written if valid
|
|
if ((ch & ~((1 << (bit_len - 4 * i)) - 1)) != 0)
|
|
{
|
|
LOG_ERROR("value execede length");
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
|
|
if (need_write)
|
|
{
|
|
// write bin
|
|
if (i % 2)
|
|
{
|
|
// MSB
|
|
(*bin)[i / 2] |= ch << 4;
|
|
}
|
|
else
|
|
{
|
|
// LSB
|
|
(*bin)[i / 2] = 0;
|
|
(*bin)[i / 2] |= ch;
|
|
}
|
|
}
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
static int svf_check_tdo(void)
|
|
{
|
|
int i, j, byte_len, index;
|
|
|
|
for (i = 0; i < svf_check_tdo_para_index; i++)
|
|
{
|
|
if (svf_check_tdo_para[i].enabled)
|
|
{
|
|
byte_len = (svf_check_tdo_para[i].bit_len + 7) >> 3;
|
|
index = svf_check_tdo_para[i].buffer_offset;
|
|
for (j = 0; j < byte_len; j++)
|
|
{
|
|
if ((svf_tdi_buffer[index + j] & svf_mask_buffer[index + j]) != svf_tdo_buffer[index + j])
|
|
{
|
|
unsigned bitmask = (1 << svf_check_tdo_para[i].bit_len) - 1;
|
|
unsigned received, expected, tapmask;
|
|
memcpy(&received, svf_tdi_buffer + index, sizeof(unsigned));
|
|
memcpy(&expected, svf_tdo_buffer + index, sizeof(unsigned));
|
|
memcpy(&tapmask, svf_mask_buffer + index, sizeof(unsigned));
|
|
LOG_ERROR("tdo check error at line %d, "
|
|
"read = 0x%X, want = 0x%X, mask = 0x%X",
|
|
svf_check_tdo_para[i].line_num,
|
|
received & bitmask,
|
|
expected & bitmask,
|
|
tapmask & bitmask);
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
svf_check_tdo_para_index = 0;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
static int svf_add_check_para(u8 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_execute_tap(void)
|
|
{
|
|
if (ERROR_OK != jtag_execute_queue())
|
|
{
|
|
return ERROR_FAIL;
|
|
}
|
|
else if (ERROR_OK != svf_check_tdo())
|
|
{
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
svf_buffer_index = 0;
|
|
|
|
return ERROR_OK;
|
|
}
|
|
|
|
// not good to use this
|
|
extern jtag_command_t** jtag_get_last_command_p(void);
|
|
extern void* cmd_queue_alloc(size_t size);
|
|
extern jtag_command_t **last_comand_pointer;
|
|
|
|
static int svf_run_command(struct command_context_s *cmd_ctx, char *cmd_str)
|
|
{
|
|
char *argus[256], command;
|
|
int num_of_argu = 0, i;
|
|
|
|
// tmp variable
|
|
int i_tmp;
|
|
|
|
// not good to use this
|
|
jtag_command_t **last_cmd;
|
|
|
|
// for RUNTEST
|
|
int run_count;
|
|
float min_time, max_time;
|
|
// for XXR
|
|
svf_xxr_para_t *xxr_para_tmp;
|
|
u8 **pbuffer_tmp;
|
|
scan_field_t field;
|
|
// for STATE
|
|
tap_state_t *path = NULL, state;
|
|
|
|
if (!svf_quiet)
|
|
{
|
|
LOG_USER("%s", svf_command_buffer);
|
|
}
|
|
|
|
if (ERROR_OK != svf_parse_cmd_string(cmd_str, strlen(cmd_str), argus, &num_of_argu))
|
|
{
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
command = svf_find_string_in_array(argus[0], (char **)svf_command_name, dimof(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 = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
|
|
if (svf_tap_state_is_stable(i_tmp))
|
|
{
|
|
if (command == ENDIR)
|
|
{
|
|
svf_para.ir_end_state = i_tmp;
|
|
LOG_DEBUG("\tir_end_state = %s", svf_tap_state_name[svf_para.ir_end_state]);
|
|
}
|
|
else
|
|
{
|
|
svf_para.dr_end_state = i_tmp;
|
|
LOG_DEBUG("\tdr_end_state = %s", svf_tap_state_name[svf_para.dr_end_state]);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("%s is not valid state", 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)
|
|
{
|
|
command_run_linef(cmd_ctx, "jtag_khz %d", (int)svf_para.frequency / 1000);
|
|
LOG_DEBUG("\tfrequency = %f", svf_para.frequency);
|
|
}
|
|
}
|
|
break;
|
|
case HDR:
|
|
xxr_para_tmp = &svf_para.hdr_para;
|
|
goto XXR_common;
|
|
case HIR:
|
|
xxr_para_tmp = &svf_para.hir_para;
|
|
goto XXR_common;
|
|
case TDR:
|
|
xxr_para_tmp = &svf_para.tdr_para;
|
|
goto XXR_common;
|
|
case TIR:
|
|
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]);
|
|
LOG_DEBUG("\tlength = %d", xxr_para_tmp->len);
|
|
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"))
|
|
{
|
|
// 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;
|
|
}
|
|
LOG_DEBUG("\t%s = 0x%X", argus[i], (**(int**)pbuffer_tmp) & ((1 << (xxr_para_tmp->len)) - 1));
|
|
}
|
|
// 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);
|
|
}
|
|
// 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))
|
|
{
|
|
#if 1
|
|
// simply print error message
|
|
LOG_ERROR("buffer is not enough, report to author");
|
|
return ERROR_FAIL;
|
|
#else
|
|
u8 *buffer_tmp;
|
|
|
|
// reallocate buffer
|
|
buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
|
|
if (NULL == buffer_tmp)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
|
|
// svf_tdi_buffer isn't NULL here
|
|
free(svf_tdi_buffer);
|
|
svf_tdi_buffer = buffer_tmp;
|
|
|
|
buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
|
|
if (NULL == buffer_tmp)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
|
|
// svf_tdo_buffer isn't NULL here
|
|
free(svf_tdo_buffer);
|
|
svf_tdo_buffer = buffer_tmp;
|
|
|
|
buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
|
|
if (NULL == buffer_tmp)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
|
|
// svf_mask_buffer isn't NULL here
|
|
free(svf_mask_buffer);
|
|
svf_mask_buffer = buffer_tmp;
|
|
|
|
buffer_tmp = NULL;
|
|
svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
|
|
#endif
|
|
}
|
|
|
|
// 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);
|
|
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.tap = tap;
|
|
field.num_bits = i;
|
|
field.out_value = &svf_tdi_buffer[svf_buffer_index];
|
|
|
|
field.in_value = &svf_tdi_buffer[svf_buffer_index];
|
|
|
|
|
|
|
|
|
|
jtag_add_plain_dr_scan(1, &field, svf_para.dr_end_state);
|
|
|
|
svf_buffer_index += (i + 7) >> 3;
|
|
last_state = svf_para.dr_end_state;
|
|
}
|
|
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 1
|
|
// simply print error message
|
|
LOG_ERROR("buffer is not enough, report to author");
|
|
return ERROR_FAIL;
|
|
#else
|
|
u8 *buffer_tmp;
|
|
|
|
// reallocate buffer
|
|
buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
|
|
if (NULL == buffer_tmp)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memcpy(buffer_tmp, svf_tdi_buffer, svf_buffer_index);
|
|
// svf_tdi_buffer isn't NULL here
|
|
free(svf_tdi_buffer);
|
|
svf_tdi_buffer = buffer_tmp;
|
|
|
|
buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
|
|
if (NULL == buffer_tmp)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memcpy(buffer_tmp, svf_tdo_buffer, svf_buffer_index);
|
|
// svf_tdo_buffer isn't NULL here
|
|
free(svf_tdo_buffer);
|
|
svf_tdo_buffer = buffer_tmp;
|
|
|
|
buffer_tmp = (u8 *)malloc(svf_buffer_index + ((i + 7) >> 3));
|
|
if (NULL == buffer_tmp)
|
|
{
|
|
LOG_ERROR("not enough memory");
|
|
return ERROR_FAIL;
|
|
}
|
|
memcpy(buffer_tmp, svf_mask_buffer, svf_buffer_index);
|
|
// svf_mask_buffer isn't NULL here
|
|
free(svf_mask_buffer);
|
|
svf_mask_buffer = buffer_tmp;
|
|
|
|
buffer_tmp = NULL;
|
|
svf_buffer_size = svf_buffer_index + ((i + 7) >> 3);
|
|
#endif
|
|
}
|
|
|
|
// 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);
|
|
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.tap = tap;
|
|
field.num_bits = i;
|
|
field.out_value = &svf_tdi_buffer[svf_buffer_index];
|
|
|
|
field.in_value = &svf_tdi_buffer[svf_buffer_index];
|
|
|
|
|
|
|
|
|
|
jtag_add_plain_ir_scan(1, &field, svf_para.ir_end_state);
|
|
|
|
svf_buffer_index += (i + 7) >> 3;
|
|
last_state = svf_para.ir_end_state;
|
|
}
|
|
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;
|
|
max_time = 0;
|
|
i = 1;
|
|
// run_state
|
|
i_tmp = svf_find_string_in_array(argus[i], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
|
|
if (svf_tap_state_is_valid(i_tmp))
|
|
{
|
|
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", svf_tap_state_name[svf_para.runtest_run_state]);
|
|
i++;
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("%s is not valid state", svf_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"))
|
|
{
|
|
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 = svf_find_string_in_array(argus[i + 1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
|
|
if (svf_tap_state_is_stable(i_tmp))
|
|
{
|
|
svf_para.runtest_end_state = i_tmp;
|
|
LOG_DEBUG("\tend_state = %s", svf_tap_state_name[svf_para.runtest_end_state]);
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("%s is not valid state", svf_tap_state_name[i_tmp]);
|
|
return ERROR_FAIL;
|
|
}
|
|
i += 2;
|
|
}
|
|
// calculate run_count
|
|
if ((0 == run_count) && (min_time > 0))
|
|
{
|
|
run_count = min_time * svf_para.frequency;
|
|
}
|
|
// all parameter should be parsed
|
|
if (i == num_of_argu)
|
|
{
|
|
if (run_count > 0)
|
|
{
|
|
// run_state and end_state is checked to be stable state
|
|
// TODO: do runtest
|
|
#if 1
|
|
// enter into run_state if necessary
|
|
if (last_state != svf_para.runtest_run_state)
|
|
{
|
|
last_cmd = jtag_get_last_command_p();
|
|
*last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
|
|
last_comand_pointer = &((*last_cmd)->next);
|
|
(*last_cmd)->next = NULL;
|
|
(*last_cmd)->type = JTAG_STATEMOVE;
|
|
(*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
|
|
(*last_cmd)->cmd.statemove->end_state = svf_para.runtest_run_state;
|
|
|
|
cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
|
|
}
|
|
|
|
// call jtag_add_clocks
|
|
jtag_add_clocks(run_count);
|
|
|
|
if (svf_para.runtest_end_state != svf_para.runtest_run_state)
|
|
{
|
|
// move to end_state
|
|
last_cmd = jtag_get_last_command_p();
|
|
*last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
|
|
last_comand_pointer = &((*last_cmd)->next);
|
|
(*last_cmd)->next = NULL;
|
|
(*last_cmd)->type = JTAG_STATEMOVE;
|
|
(*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
|
|
(*last_cmd)->cmd.statemove->end_state = svf_para.runtest_end_state;
|
|
|
|
cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
|
|
}
|
|
last_state = svf_para.runtest_end_state;
|
|
#else
|
|
if (svf_para.runtest_run_state != TAP_IDLE)
|
|
{
|
|
// RUNTEST can only executed in TAP_IDLE
|
|
LOG_ERROR("cannot runtest in %s state", svf_tap_state_name[svf_para.runtest_run_state]);
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
jtag_add_runtest(run_count, svf_para.runtest_end_state);
|
|
#endif
|
|
}
|
|
}
|
|
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 = (tap_state_t *)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 patameter 1
|
|
for (i = 0; i < num_of_argu; i++)
|
|
{
|
|
path[i] = svf_find_string_in_array(argus[i_tmp++], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
|
|
if (!svf_tap_state_is_valid(path[i]))
|
|
{
|
|
LOG_ERROR("%s is not valid state", svf_tap_state_name[path[i]]);
|
|
return ERROR_FAIL;
|
|
}
|
|
if (TAP_RESET == path[i])
|
|
{
|
|
if (i > 0)
|
|
{
|
|
jtag_add_pathmove(i, path);
|
|
}
|
|
jtag_add_tlr();
|
|
num_of_argu -= i + 1;
|
|
i = -1;
|
|
}
|
|
}
|
|
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
|
|
// TODO: call path_move
|
|
jtag_add_pathmove(num_of_argu, path);
|
|
last_state = path[num_of_argu - 1];
|
|
LOG_DEBUG("\tmove to %s by path_move", svf_tap_state_name[path[num_of_argu - 1]]);
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("%s is not valid state", svf_tap_state_name[path[num_of_argu - 1]]);
|
|
return ERROR_FAIL;
|
|
}
|
|
}
|
|
// no need to keep this memory, in jtag_add_pathmove, path will be duplicated
|
|
if (NULL != path)
|
|
{
|
|
free(path);
|
|
path = NULL;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// STATE stable_state
|
|
state = svf_find_string_in_array(argus[1], (char **)svf_tap_state_name, dimof(svf_tap_state_name));
|
|
if (svf_tap_state_is_stable(state))
|
|
{
|
|
// TODO: move to state
|
|
last_cmd = jtag_get_last_command_p();
|
|
*last_cmd = cmd_queue_alloc(sizeof(jtag_command_t));
|
|
last_comand_pointer = &((*last_cmd)->next);
|
|
(*last_cmd)->next = NULL;
|
|
(*last_cmd)->type = JTAG_STATEMOVE;
|
|
(*last_cmd)->cmd.statemove = cmd_queue_alloc(sizeof(statemove_command_t));
|
|
(*last_cmd)->cmd.statemove->end_state = state;
|
|
|
|
cmd_queue_end_state = cmd_queue_cur_state = (*last_cmd)->cmd.statemove->end_state;
|
|
last_state = state;
|
|
|
|
LOG_DEBUG("\tmove to %s by state_move", svf_tap_state_name[state]);
|
|
}
|
|
else
|
|
{
|
|
LOG_ERROR("%s is not valid state", svf_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, dimof(svf_trst_mode_name));
|
|
switch (i_tmp)
|
|
{
|
|
case TRST_ON:
|
|
last_state = TAP_RESET;
|
|
jtag_add_reset(1, 0);
|
|
break;
|
|
case TRST_Z:
|
|
case TRST_OFF:
|
|
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 (debug_level >= LOG_LVL_DEBUG)
|
|
{
|
|
// for convenient debugging, execute tap if possible
|
|
if ((svf_buffer_index > 0) && \
|
|
(((command != STATE) && (command != RUNTEST)) || \
|
|
((command == STATE) && (num_of_argu == 2))))
|
|
{
|
|
if (ERROR_OK != svf_execute_tap())
|
|
{
|
|
return ERROR_FAIL;
|
|
}
|
|
|
|
// output debug info
|
|
if ((SIR == command) || (SDR == command))
|
|
{
|
|
int read_value;
|
|
memcpy(&read_value, svf_tdi_buffer, sizeof(int));
|
|
// in debug mode, data is from index 0
|
|
int read_mask = (1 << (svf_check_tdo_para[0].bit_len)) - 1;
|
|
LOG_DEBUG("\tTDO read = 0x%X", read_value & read_mask);
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// for fast executing, execute tap if necessary
|
|
// half of the buffer is for the next command
|
|
if (((svf_buffer_index >= SVF_MAX_BUFFER_SIZE_TO_COMMIT) || (svf_check_tdo_para_index >= SVF_CHECK_TDO_PARA_SIZE / 2)) && \
|
|
(((command != STATE) && (command != RUNTEST)) || \
|
|
((command == STATE) && (num_of_argu == 2))))
|
|
{
|
|
return svf_execute_tap();
|
|
}
|
|
}
|
|
|
|
return ERROR_OK;
|
|
}
|