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author	Paul Woegerer <woepaul@gcc.gnu.org>	2005-08-19 08:02:19 +0000
committer	Paul Woegerer <woepaul@gcc.gnu.org>	2005-08-19 08:02:19 +0000
commit	4221d00ae06c662c15c8bf0d7ae64c94bf550604 (patch)
tree	09b86de39b457a3d3ece147b29dfdaa33d52afc3 /libjava/classpath/java/security/Policy.java
parent	e95cfa3ba51abdc13086130104f0aa528b3fc87f (diff)
download	gcc-4221d00ae06c662c15c8bf0d7ae64c94bf550604.zip gcc-4221d00ae06c662c15c8bf0d7ae64c94bf550604.tar.gz gcc-4221d00ae06c662c15c8bf0d7ae64c94bf550604.tar.bz2

*** empty log message ***

From-SVN: r103270

Diffstat (limited to 'libjava/classpath/java/security/Policy.java')

0 files changed, 0 insertions, 0 deletions

/*************************************************************************** * Copyright (C) 2009 by Simon Qian * * SimonQian@SimonQian.com * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * * This program is distributed in the hope that it will be useful, * * but WITHOUT ANY WARRANTY; without even the implied warranty of * * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * * along with this program. If not, see <http://www.gnu.org/licenses/>. * ***************************************************************************/ /* The specification for SVF is available here: * http://www.asset-intertech.com/support/svf.pdf * Below, this document is referred to as the "SVF spec". * * The specification for XSVF is available here: * http://www.xilinx.com/support/documentation/application_notes/xapp503.pdf * Below, this document is referred to as the "XSVF spec". */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include <jtag/jtag.h> #include "svf.h" #include <helper/time_support.h> /* SVF command */ enum svf_command { ENDDR, ENDIR, FREQUENCY, HDR, HIR, PIO, PIOMAP, RUNTEST, SDR, SIR, STATE, TDR, TIR, TRST, }; static const char *svf_command_name[14] = { "ENDDR", "ENDIR", "FREQUENCY", "HDR", "HIR", "PIO", "PIOMAP", "RUNTEST", "SDR", "SIR", "STATE", "TDR", "TIR", "TRST" }; enum trst_mode { TRST_ON, TRST_OFF, TRST_Z, TRST_ABSENT }; static const char *svf_trst_mode_name[4] = { "ON", "OFF", "Z", "ABSENT" }; struct svf_statemove { tap_state_t from; tap_state_t to; uint32_t num_of_moves; tap_state_t paths[8]; }; /* * These paths are from the SVF specification for the STATE command, to be * used when the STATE command only includes the final state. The first * element of the path is the "from" (current) state, and the last one is * the "to" (target) state. * * All specified paths are the shortest ones in the JTAG spec, and are thus * not (!!) exact matches for the paths used elsewhere in OpenOCD. Note * that PAUSE-to-PAUSE transitions all go through UPDATE and then CAPTURE, * which has specific effects on the various registers; they are not NOPs. * * Paths to RESET are disabled here. As elsewhere in OpenOCD, and in XSVF * and many SVF implementations, we don't want to risk missing that state. * To get to RESET, always we ignore the current state. */ static const struct svf_statemove svf_statemoves[] = { /* from to num_of_moves, paths[8] */ /* {TAP_RESET, TAP_RESET, 1, {TAP_RESET}}, */ {TAP_RESET, TAP_IDLE, 2, {TAP_RESET, TAP_IDLE} }, {TAP_RESET, TAP_DRPAUSE, 6, {TAP_RESET, TAP_IDLE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DREXIT1, TAP_DRPAUSE} }, {TAP_RESET, TAP_IRPAUSE, 7, {TAP_RESET, TAP_IDLE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} }, /* {TAP_IDLE, TAP_RESET, 4, {TAP_IDLE, * TAP_DRSELECT, TAP_IRSELECT, TAP_RESET}}, */ {TAP_IDLE, TAP_IDLE, 1, {TAP_IDLE} }, {TAP_IDLE, TAP_DRPAUSE, 5, {TAP_IDLE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DREXIT1, TAP_DRPAUSE} }, {TAP_IDLE, TAP_IRPAUSE, 6, {TAP_IDLE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} }, /* {TAP_DRPAUSE, TAP_RESET, 6, {TAP_DRPAUSE, * TAP_DREXIT2, TAP_DRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_RESET}}, */ {TAP_DRPAUSE, TAP_IDLE, 4, {TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE, TAP_IDLE} }, {TAP_DRPAUSE, TAP_DRPAUSE, 7, {TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DREXIT1, TAP_DRPAUSE} }, {TAP_DRPAUSE, TAP_IRPAUSE, 8, {TAP_DRPAUSE, TAP_DREXIT2, TAP_DRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} }, /* {TAP_IRPAUSE, TAP_RESET, 6, {TAP_IRPAUSE, * TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_RESET}}, */ {TAP_IRPAUSE, TAP_IDLE, 4, {TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE, TAP_IDLE} }, {TAP_IRPAUSE, TAP_DRPAUSE, 7, {TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_DRCAPTURE, TAP_DREXIT1, TAP_DRPAUSE} }, {TAP_IRPAUSE, TAP_IRPAUSE, 8, {TAP_IRPAUSE, TAP_IREXIT2, TAP_IRUPDATE, TAP_DRSELECT, TAP_IRSELECT, TAP_IRCAPTURE, TAP_IREXIT1, TAP_IRPAUSE} } }; #define XXR_TDI (1 << 0) #define XXR_TDO (1 << 1) #define XXR_MASK (1 << 2) #define XXR_SMASK (1 << 3) struct svf_xxr_para { int len; int data_mask; uint8_t *tdi; uint8_t *tdo; uint8_t *mask; uint8_t *smask; }; struct svf_para { float frequency; tap_state_t ir_end_state; tap_state_t dr_end_state; tap_state_t runtest_run_state; tap_state_t runtest_end_state; enum trst_mode trst_mode; struct svf_xxr_para hir_para; struct svf_xxr_para hdr_para; struct svf_xxr_para tir_para; struct svf_xxr_para tdr_para; struct svf_xxr_para sir_para; struct svf_xxr_para sdr_para; }; static struct svf_para svf_para; static const struct svf_para svf_para_init = { /* frequency, ir_end_state, dr_end_state, runtest_run_state, runtest_end_state, trst_mode */ 0, TAP_IDLE, TAP_IDLE, TAP_IDLE, TAP_IDLE, TRST_Z, /* hir_para */ /* {len, data_mask, tdi, tdo, mask, smask}, */ {0, 0, NULL, NULL, NULL, NULL}, /* hdr_para */ /* {len, data_mask, tdi, tdo, mask, smask}, */ {0, 0, NULL, NULL, NULL, NULL}, /* tir_para */ /* {len, data_mask, tdi, tdo, mask, smask}, */ {0, 0, NULL, NULL, NULL, NULL}, /* tdr_para */ /* {len, data_mask, tdi, tdo, mask, smask}, */ {0, 0, NULL, NULL, NULL, NULL}, /* sir_para */ /* {len, data_mask, tdi, tdo, mask, smask}, */ {0, 0, NULL, NULL, NULL, NULL}, /* sdr_para */ /* {len, data_mask, tdi, tdo, mask, smask}, */ {0, 0, NULL, NULL, NULL, NULL}, }; struct svf_check_tdo_para { int line_num; /* used to record line number of the check operation */ /* so more information could be printed */ int enabled; /* check is enabled or not */ int buffer_offset; /* buffer_offset to buffers */ int bit_len; /* bit length to check */ }; #define SVF_CHECK_TDO_PARA_SIZE 1024 static struct svf_check_tdo_para *svf_check_tdo_para; static int svf_check_tdo_para_index; static int svf_read_command_from_file(FILE *fd); static int svf_check_tdo(void); static int svf_add_check_para(uint8_t enabled, int buffer_offset, int bit_len); static int svf_run_command(struct command_context *cmd_ctx, char *cmd_str); static int svf_execute_tap(void); static FILE *svf_fd; static char *svf_read_line; static size_t svf_read_line_size; static char *svf_command_buffer; static size_t svf_command_buffer_size; static int svf_line_number; static int svf_getline(char **lineptr, size_t *n, FILE *stream); #define SVF_MAX_BUFFER_SIZE_TO_COMMIT (1024 * 1024) static uint8_t *svf_tdi_buffer, *svf_tdo_buffer, *svf_mask_buffer; static int svf_buffer_index, svf_buffer_size; static int svf_quiet; static int svf_nil; static int svf_ignore_error; /* Targeting particular tap */ static int svf_tap_is_specified; static int svf_set_padding(struct svf_xxr_para *para, int len, unsigned char tdi); /* Progress Indicator */ static int svf_progress_enabled; static long svf_total_lines; static int svf_percentage; static int svf_last_printed_percentage = -1; /* * macro is used to print the svf hex buffer at desired debug level * DEBUG, INFO, ERROR, USER */ #define SVF_BUF_LOG(_lvl, _buf, _nbits, _desc) \ svf_hexbuf_print(LOG_LVL_##_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) { int j, len = 0; int byte_len = DIV_ROUND_UP(bit_len, 8); int msbits = bit_len % 8; /* allocate 2 bytes per hex digit */ char *prbuf = malloc((byte_len * 2) + 2 + 1); if (!prbuf) return; /* print correct number of bytes, mask excess bits where applicable */ uint8_t msb = buf[byte_len - 1] & (msbits ? (1 << msbits) - 1 : 0xff); len = sprintf(prbuf, msbits <= 4 ? "0x%01"PRIx8 : "0x%02"PRIx8, msb); for (j = byte_len - 2; j >= 0; j--) len += sprintf(prbuf + len, "%02"PRIx8, buf[j]); log_printf_lf(dbg_lvl, file, line, function, "%8s = %s", desc ? desc : " ", prbuf); free(prbuf); } static int svf_realloc_buffers(size_t len) { void *ptr; if (svf_execute_tap() != ERROR_OK) return ERROR_FAIL; 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) { free(para->tdi); para->tdi = NULL; free(para->tdo); para->tdo = NULL; free(para->mask); para->mask = NULL; free(para->smask); para->smask = NULL; } } int svf_add_statemove(tap_state_t state_to) { tap_state_t state_from = cmd_queue_cur_state; unsigned index_var; /* when resetting, be paranoid and ignore current state */ if (state_to == TAP_RESET) { if (svf_nil) return ERROR_OK; jtag_add_tlr(); return ERROR_OK; } for (index_var = 0; index_var < ARRAY_SIZE(svf_statemoves); index_var++) { if ((svf_statemoves[index_var].from == state_from) && (svf_statemoves[index_var].to == state_to)) { if (svf_nil) continue; /* recorded path includes current state ... avoid *extra TCKs! */ if (svf_statemoves[index_var].num_of_moves > 1) jtag_add_pathmove(svf_statemoves[index_var].num_of_moves - 1, svf_statemoves[index_var].paths + 1); else jtag_add_pathmove(svf_statemoves[index_var].num_of_moves, svf_statemoves[index_var].paths); return ERROR_OK; } } LOG_ERROR("SVF: can not move to %s", tap_state_name(state_to)); return ERROR_FAIL; } COMMAND_HANDLER(handle_svf_command) { #define SVF_MIN_NUM_OF_OPTIONS 1 #define SVF_MAX_NUM_OF_OPTIONS 5 int command_num = 0; int ret = ERROR_OK; int64_t time_measure_ms; int time_measure_s, time_measure_m; /* use NULL to indicate a "plain" svf file which accounts for * any additional devices in the scan chain, otherwise the device * that should be affected */ struct jtag_tap *tap = NULL; if ((CMD_ARGC < SVF_MIN_NUM_OF_OPTIONS) || (CMD_ARGC > SVF_MAX_NUM_OF_OPTIONS)) return ERROR_COMMAND_SYNTAX_ERROR; /* parse command line */ svf_quiet = 0; svf_nil = 0; svf_progress_enabled = 0; svf_ignore_error = 0; for (unsigned int i = 0; i < CMD_ARGC; i++) { if (strcmp(CMD_ARGV[i], "-tap") == 0) { tap = jtag_tap_by_string(CMD_ARGV[i+1]); if (!tap) { command_print(CMD, "Tap: %s unknown", CMD_ARGV[i+1]); return ERROR_FAIL; } i++; } else if ((strcmp(CMD_ARGV[i], "quiet") == 0) || (strcmp(CMD_ARGV[i], "-quiet") == 0)) svf_quiet = 1; else if ((strcmp(CMD_ARGV[i], "nil") == 0) || (strcmp(CMD_ARGV[i], "-nil") == 0)) svf_nil = 1; else if ((strcmp(CMD_ARGV[i], "progress") == 0) || (strcmp(CMD_ARGV[i], "-progress") == 0)) svf_progress_enabled = 1; else if ((strcmp(CMD_ARGV[i], "ignore_error") == 0) || (strcmp(CMD_ARGV[i], "-ignore_error") == 0)) svf_ignore_error = 1; else { svf_fd = fopen(CMD_ARGV[i], "r"); if (svf_fd == NULL) { int err = errno; command_print(CMD, "open(\"%s\"): %s", CMD_ARGV[i], strerror(err)); /* no need to free anything now */ return ERROR_COMMAND_SYNTAX_ERROR; } else LOG_USER("svf processing file: \"%s\"", CMD_ARGV[i]); } } if (svf_fd == NULL) return ERROR_COMMAND_SYNTAX_ERROR; /* get time */ time_measure_ms = timeval_ms(); /* 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)); if (!svf_nil) { /* TAP_RESET */ jtag_add_tlr(); } if (tap) { /* Tap is specified, set header/trailer paddings */ int header_ir_len = 0, header_dr_len = 0, trailer_ir_len = 0, trailer_dr_len = 0; struct jtag_tap *check_tap; svf_tap_is_specified = 1; for (check_tap = jtag_all_taps(); check_tap; check_tap = check_tap->next_tap) { if (check_tap->abs_chain_position < tap->abs_chain_position) { /* Header */ header_ir_len += check_tap->ir_length; header_dr_len++; } else if (check_tap->abs_chain_position > tap->abs_chain_position) { /* Trailer */ trailer_ir_len += check_tap->ir_length; trailer_dr_len++; } } /* HDR %d TDI (0) */ if (ERROR_OK != svf_set_padding(&svf_para.hdr_para, header_dr_len, 0)) { LOG_ERROR("failed to set data header"); return ERROR_FAIL; } /* HIR %d TDI (0xFF) */ if (ERROR_OK != svf_set_padding(&svf_para.hir_para, header_ir_len, 0xFF)) { LOG_ERROR("failed to set instruction header"); return ERROR_FAIL; } /* TDR %d TDI (0) */ if (ERROR_OK != svf_set_padding(&svf_para.tdr_para, trailer_dr_len, 0)) { LOG_ERROR("failed to set data trailer"); return ERROR_FAIL; } /* TIR %d TDI (0xFF) */ if (ERROR_OK != svf_set_padding(&svf_para.tir_para, trailer_ir_len, 0xFF)) { LOG_ERROR("failed to set instruction trailer"); return ERROR_FAIL; } } if (svf_progress_enabled) { /* Count total lines in file. */ while (!feof(svf_fd)) { svf_getline(&svf_command_buffer, &svf_command_buffer_size, svf_fd); svf_total_lines++; } rewind(svf_fd); } while (ERROR_OK == svf_read_command_from_file(svf_fd)) { /* Log Output */ if (svf_quiet) { if (svf_progress_enabled) { svf_percentage = ((svf_line_number * 20) / svf_total_lines) * 5; if (svf_last_printed_percentage != svf_percentage) { LOG_USER_N("\r%d%% ", svf_percentage); svf_last_printed_percentage = svf_percentage; } } } else { if (svf_progress_enabled) { svf_percentage = ((svf_line_number * 20) / svf_total_lines) * 5; LOG_USER_N("%3d%% %s", svf_percentage, svf_read_line); } else LOG_USER_N("%s", svf_read_line); } /* Run Command */ if (ERROR_OK != svf_run_command(CMD_CTX, svf_command_buffer)) { LOG_ERROR("fail to run command at line %d", svf_line_number); ret = ERROR_FAIL; break; } command_num++; } if ((!svf_nil) && (ERROR_OK != jtag_execute_queue())) ret = ERROR_FAIL; else if (ERROR_OK != svf_check_tdo()) ret = ERROR_FAIL; /* print time */ time_measure_ms = timeval_ms() - time_measure_ms; time_measure_s = time_measure_ms / 1000; time_measure_ms %= 1000; time_measure_m = time_measure_s / 60; time_measure_s %= 60; if (time_measure_ms < 1000) command_print(CMD, "\r\nTime used: %dm%ds%" PRId64 "ms ", time_measure_m, time_measure_s, time_measure_ms); free_all: fclose(svf_fd); svf_fd = 0; /* free buffers */ free(svf_command_buffer); svf_command_buffer = NULL; svf_command_buffer_size = 0; free(svf_check_tdo_para); svf_check_tdo_para = NULL; svf_check_tdo_para_index = 0; free(svf_tdi_buffer); svf_tdi_buffer = NULL; free(svf_tdo_buffer); svf_tdo_buffer = NULL; 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); if (ERROR_OK == ret) command_print(CMD, "svf file programmed %s for %d commands with %d errors", (svf_ignore_error > 1) ? "unsuccessfully" : "successfully", command_num, (svf_ignore_error > 1) ? (svf_ignore_error - 1) : 0); else command_print(CMD, "svf file programmed failed"); svf_ignore_error = 0; return ret; } 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) { 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))) { free(*arr); *arr = calloc(1, new_byte_len); if (NULL == *arr) { LOG_ERROR("not enough memory"); return ERROR_FAIL; } } return ERROR_OK; } static int svf_set_padding(struct svf_xxr_para *para, int len, unsigned char tdi) { int error = ERROR_OK; error |= svf_adjust_array_length(&para->tdi, para->len, len); memset(para->tdi, tdi, (len + 7) >> 3); error |= svf_adjust_array_length(&para->tdo, para->len, len); error |= svf_adjust_array_length(&para->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 exceeds 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(ERROR, &svf_tdi_buffer[index_var], len, "READ"); SVF_BUF_LOG(ERROR, &svf_tdo_buffer[index_var], len, "WANT"); SVF_BUF_LOG(ERROR, &svf_mask_buffer[index_var], len, "MASK"); 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_execute_tap(void) { if ((!svf_nil) && (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; } static int svf_run_command(struct command_context *cmd_ctx, 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 (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) { command_run_linef(cmd_ctx, "adapter speed %d", (int)svf_para.frequency / 1000); LOG_DEBUG("\tfrequency = %f", 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; } 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("unknown 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 = &svf_tdi_buffer[svf_buffer_index]; field.in_value = (xxr_para_tmp->data_mask & XXR_TDO) ? &svf_tdi_buffer[svf_buffer_index] : NULL; if (!svf_nil) { /* NOTE: doesn't use SVF-specified state paths */ jtag_add_plain_dr_scan(field.num_bits, field.out_value, field.in_value, svf_para.dr_end_state); } 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 = (xxr_para_tmp->data_mask & XXR_TDO) ? &svf_tdi_buffer[svf_buffer_index] : NULL; if (!svf_nil) { /* NOTE: doesn't use SVF-specified state paths */ jtag_add_plain_ir_scan(field.num_bits, field.out_value, field.in_value, svf_para.ir_end_state); } svf_buffer_index += (i + 7) >> 3; } break; case PIO: case PIOMAP: LOG_ERROR("PIO and PIOMAP are not supported"); return ERROR_FAIL; 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) { #if 1 /* FIXME handle statemove failures */ uint32_t min_usec = 1000000 * min_time; /* enter into run_state if necessary */ if (cmd_queue_cur_state != svf_para.runtest_run_state) svf_add_statemove(svf_para.runtest_run_state); /* add clocks and/or min wait */ if (run_count > 0) { if (!svf_nil) jtag_add_clocks(run_count); } if (min_usec > 0) { if (!svf_nil) jtag_add_sleep(min_usec); } /* move to end_state if necessary */ if (svf_para.runtest_end_state != svf_para.runtest_run_state) svf_add_statemove(svf_para.runtest_end_state); #else if (svf_para.runtest_run_state != TAP_IDLE) {


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