X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Fxsvf%2Fxsvf.c;h=e7ca5596eaa092cb284b484c9a0ab79f158950cb;hp=48ca0645484ae6937595ecc3be677403458886eb;hb=a28eaa85f73759bb189a46308642502c9fa5aa4b;hpb=3fe23f94fb71d838eb86dd7bdeb9e67216b6e801 diff --git a/src/xsvf/xsvf.c b/src/xsvf/xsvf.c index 48ca064548..e7ca5596ea 100644 --- a/src/xsvf/xsvf.c +++ b/src/xsvf/xsvf.c @@ -1,501 +1,572 @@ -/*************************************************************************** - * Copyright (C) 2005 by Dominic Rath * - * Dominic.Rath@gmx.de * - * * - * 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, write to the * - * Free Software Foundation, Inc., * - * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * - ***************************************************************************/ -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include "xsvf.h" - -#include "jtag.h" -#include "command.h" -#include "log.h" - -#include -#include -#include -#include -#include -#include - -#include -#include - -#define XSTATE_MAX_PATH (12) - -int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); - -int xsvf_fd = 0; - -u8 *dr_out_buf; /* from host to device (TDI) */ -u8 *dr_in_buf; /* from device to host (TDO) */ -u8 *dr_in_mask; - -int xsdrsize = 0; -int xruntest = 0; /* number of TCK cycles / microseconds */ -int xrepeat = 0x20; /* number of XC9500 retries */ - -int xendir = 0; -int xenddr = 0; - -enum tap_state xsvf_to_tap[] = -{ - TAP_TLR, TAP_RTI, - TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD, - TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI, -}; - -int tap_to_xsvf[] = -{ - 0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf -}; - -int xsvf_register_commands(struct command_context_s *cmd_ctx) -{ - register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command, - COMMAND_EXEC, "run xsvf "); - - return ERROR_OK; -} - -int xsvf_read_buffer(int num_bits, int fd, u8* buf) -{ - int num_bytes; - - for (num_bytes = (num_bits + 7) / 8; num_bytes > 0; num_bytes--) - { - if (read(fd, buf + num_bytes - 1, 1) < 0) - return ERROR_XSVF_EOF; - } - - return ERROR_OK; -} - -int xsvf_read_xstates(int fd, enum tap_state *path, int max_path, int *path_len) -{ - char c; - unsigned char uc; - - while ((read(fd, &c, 1) > 0) && (c == 0x12)) - { - if (*path_len > max_path) - { - WARNING("XSTATE path longer than max_path"); - break; - } - if (read(fd, &uc, 1) < 0) - { - return ERROR_XSVF_EOF; - } - path[(*path_len)++] = xsvf_to_tap[uc]; - } - - lseek(fd, -1, SEEK_CUR); - - return ERROR_OK; -} - -int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) -{ - char c; - u8 buf4[4], buf2[2]; - unsigned char uc, uc2; - unsigned int ui; - unsigned short us; - - int do_abort = 0; - int unsupported = 0; - int tdo_mismatch = 0; - - int runtest_requires_tck = 0; - - int device = -1; /* use -1 to indicate a "plain" xsvf file which accounts for additional devices in the scan chain, otherwise the device that should be affected */ - - if (argc < 2) - { - command_print(cmd_ctx, "usage: xsvf "); - return ERROR_OK; - } - - if (strcmp(args[0], "plain") != 0) - { - device = strtoul(args[0], NULL, 0); - } - - if ((xsvf_fd = open(args[1], O_RDONLY)) < 0) - { - command_print(cmd_ctx, "file %s not found", args[0]); - return ERROR_OK; - } - - if ((argc > 2) && (strcmp(args[2], "virt2") == 0)) - { - runtest_requires_tck = 1; - } - - while (read(xsvf_fd, &c, 1) > 0) - { - switch (c) - { - case 0x00: /* XCOMPLETE */ - DEBUG("XCOMPLETE"); - if (jtag_execute_queue() != ERROR_OK) - { - tdo_mismatch = 1; - break; - } - break; - case 0x01: /* XTDOMASK */ - DEBUG("XTDOMASK"); - if (dr_in_mask && (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_mask) != ERROR_OK)) - do_abort = 1; - break; - case 0x02: /* XSIR */ - DEBUG("XSIR"); - if (read(xsvf_fd, &c, 1) < 0) - do_abort = 1; - else - { - u8 *ir_buf = malloc((c + 7) / 8); - if (xsvf_read_buffer(c, xsvf_fd, ir_buf) != ERROR_OK) - do_abort = 1; - else - { - scan_field_t field; - field.device = device; - field.num_bits = c; - field.out_value = ir_buf; - field.out_mask = NULL; - field.in_value = NULL; - field.in_check_value = NULL; - field.in_check_mask = NULL; - field.in_handler = NULL; - field.in_handler_priv = NULL; - if (device == -1) - jtag_add_plain_ir_scan(1, &field, TAP_PI, NULL); - else - jtag_add_ir_scan(1, &field, TAP_PI, NULL); - if (jtag_execute_queue() != ERROR_OK) - { - tdo_mismatch = 1; - free(ir_buf); - break; - } - if (xruntest) - { - if (runtest_requires_tck) - jtag_add_runtest(xruntest, xsvf_to_tap[xendir]); - else - { - jtag_add_statemove(TAP_RTI); - jtag_add_sleep(xruntest); - jtag_add_statemove(xsvf_to_tap[xendir]); - } - } - else if (xendir != 0xd) /* Pause-IR */ - jtag_add_statemove(xsvf_to_tap[xendir]); - } - free(ir_buf); - } - break; - case 0x03: /* XSDR */ - DEBUG("XSDR"); - if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK) - do_abort = 1; - else - { - scan_field_t field; - field.device = device; - field.num_bits = xsdrsize; - field.out_value = dr_out_buf; - field.out_mask = NULL; - field.in_value = NULL; - jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL); - if (device == -1) - jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL); - else - jtag_add_dr_scan(1, &field, TAP_PD, NULL); - if (jtag_execute_queue() != ERROR_OK) - { - tdo_mismatch = 1; - break; - } - if (xruntest) - { - if (runtest_requires_tck) - jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]); - else - { - jtag_add_statemove(TAP_RTI); - jtag_add_sleep(xruntest); - jtag_add_statemove(xsvf_to_tap[xenddr]); - } - } - else if (xendir != 0x6) /* Pause-DR */ - jtag_add_statemove(xsvf_to_tap[xenddr]); - } - break; - case 0x04: /* XRUNTEST */ - DEBUG("XRUNTEST"); - if (read(xsvf_fd, buf4, 4) < 0) - do_abort = 1; - else - { - xruntest = be_to_h_u32(buf4); - } - break; - case 0x07: /* XREPEAT */ - DEBUG("XREPEAT"); - if (read(xsvf_fd, &c, 1) < 0) - do_abort = 1; - else - { - xrepeat = c; - } - break; - case 0x08: /* XSDRSIZE */ - DEBUG("XSDRSIZE"); - if (read(xsvf_fd, buf4, 4) < 0) - do_abort = 1; - else - { - xsdrsize = be_to_h_u32(buf4); - free(dr_out_buf); - free(dr_in_buf); - free(dr_in_mask); - dr_out_buf = malloc((xsdrsize + 7) / 8); - dr_in_buf = malloc((xsdrsize + 7) / 8); - dr_in_mask = malloc((xsdrsize + 7) / 8); - } - break; - case 0x09: /* XSDRTDO */ - DEBUG("XSDRTDO"); - if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK) - do_abort = 1; - else - { - if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_buf) != ERROR_OK) - do_abort = 1; - else - { - scan_field_t field; - field.device = device; - field.num_bits = xsdrsize; - field.out_value = dr_out_buf; - field.out_mask = NULL; - field.in_value = NULL; - jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL); - if (device == -1) - jtag_add_plain_dr_scan(1, &field, TAP_PD, NULL); - else - jtag_add_dr_scan(1, &field, TAP_PD, NULL); - if (jtag_execute_queue() != ERROR_OK) - { - tdo_mismatch = 1; - break; - } - if (xruntest) - { - if (runtest_requires_tck) - jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]); - else - { - jtag_add_statemove(TAP_RTI); - jtag_add_sleep(xruntest); - jtag_add_statemove(xsvf_to_tap[xenddr]); - } - } - else if (xendir != 0x6) /* Pause-DR */ - jtag_add_statemove(xsvf_to_tap[xenddr]); - } - } - break; - case 0x0a: /* XSETDRMASKS */ - ERROR("unsupported XSETSDRMASKS\n"); - unsupported = 1; - break; - case 0x0b: /* XSDRINC */ - ERROR("unsupported XSDRINC\n"); - unsupported = 1; - break; - case 0x0c: /* XSDRB */ - unsupported = 1; - break; - case 0x0d: /* XSDRC */ - unsupported = 1; - break; - case 0x0e: /* XSDRE */ - unsupported = 1; - break; - case 0x0f: /* XSDRTDOB */ - unsupported = 1; - break; - case 0x10: /* XSDRTDOB */ - unsupported = 1; - break; - case 0x11: /* XSDRTDOB */ - unsupported = 1; - break; - case 0x12: /* XSTATE */ - DEBUG("XSTATE"); - if (read(xsvf_fd, &uc, 1) < 0) - do_abort = 1; - else - { - enum tap_state *path = calloc(XSTATE_MAX_PATH, 4); - int path_len = 1; - path[0] = xsvf_to_tap[uc]; - if (xsvf_read_xstates(xsvf_fd, path, XSTATE_MAX_PATH, &path_len) != ERROR_OK) - do_abort = 1; - else - { - jtag_add_pathmove(path_len, path); - } - free(path); - } - break; - case 0x13: /* XENDIR */ - DEBUG("XENDIR"); - if (read(xsvf_fd, &c, 1) < 0) - do_abort = 1; - else - { - if (c == 0) - xendir = 1; - else if (c == 1) - xendir = 0xd; - else - { - ERROR("unknown XENDIR endstate"); - unsupported = 1; - } - } - break; - case 0x14: /* XENDDR */ - DEBUG("XENDDR"); - if (read(xsvf_fd, &c, 1) < 0) - do_abort = 1; - else - { - if (c == 0) - xenddr = 1; - else if (c == 1) - xenddr = 0x6; - else - { - ERROR("unknown XENDDR endstate"); - unsupported = 1; - } - } - break; - case 0x15: /* XSIR2 */ - DEBUG("XSIR2"); - if (read(xsvf_fd, buf2, 2) < 0) - do_abort = 1; - else - { - u8 *ir_buf; - us = be_to_h_u16(buf2); - ir_buf = malloc((us + 7) / 8); - if (xsvf_read_buffer(us, xsvf_fd, ir_buf) != ERROR_OK) - do_abort = 1; - else - { - scan_field_t field; - field.device = device; - field.num_bits = us; - field.out_value = ir_buf; - field.out_mask = NULL; - field.in_value = NULL; - field.in_check_value = NULL; - field.in_check_mask = NULL; - field.in_handler = NULL; - field.in_handler_priv = NULL; - if (device == -1) - jtag_add_plain_ir_scan(1, &field, xsvf_to_tap[xendir], NULL); - else - jtag_add_ir_scan(1, &field, xsvf_to_tap[xendir], NULL); - } - free(ir_buf); - } - break; - case 0x16: /* XCOMMENT */ - do - { - if (read(xsvf_fd, &c, 1) < 0) - { - do_abort = 1; - break; - } - } while (c != 0); - break; - case 0x17: /* XWAIT */ - DEBUG("XWAIT"); - if ((read(xsvf_fd, &uc, 1) < 0) || (read(xsvf_fd, &uc2, 1) < 0) || (read(xsvf_fd, buf4, 4) < 0)) - do_abort = 1; - else - { - jtag_add_statemove(xsvf_to_tap[uc]); - ui = be_to_h_u32(buf4); - jtag_add_sleep(ui); - jtag_add_statemove(xsvf_to_tap[uc2]); - } - break; - default: - ERROR("unknown xsvf command (0x%2.2x)\n", c); - unsupported = 1; - } - - if (do_abort || unsupported || tdo_mismatch) - break; - } - - if (tdo_mismatch) - { - command_print(cmd_ctx, "TDO mismatch, aborting"); - return ERROR_OK; - } - - if (unsupported) - { - command_print(cmd_ctx, "unsupported xsvf command encountered, aborting"); - return ERROR_OK; - } - - if (do_abort) - { - command_print(cmd_ctx, "premature end detected, aborting"); - return ERROR_OK; - } - - if (dr_out_buf) - free(dr_out_buf); - - if (dr_in_buf) - free(dr_in_buf); - - if (dr_in_mask) - free(dr_in_mask); - - close(xsvf_fd); - - command_print(cmd_ctx, "XSVF file programmed successfully"); - - return ERROR_OK; -} +/*************************************************************************** + * Copyright (C) 2005 by Dominic Rath * + * Dominic.Rath@gmx.de * + * * + * Copyright (C) 2007,2008 Øyvind Harboe * + * oyvind.harboe@zylin.com * + * * + * Copyright (C) 2008 Peter Hettkamp * + * peter.hettkamp@htp-tel.de * + * * + * 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, write to the * + * Free Software Foundation, Inc., * + * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * + ***************************************************************************/ +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include "xsvf.h" + +#include "jtag.h" +#include "command.h" +#include "log.h" + +#include +#include +#include +#include +#include +#include + +#include +#include + +#define XSTATE_MAX_PATH (12) + +int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); + +int xsvf_fd = 0; + +u8 *dr_out_buf; /* from host to device (TDI) */ +u8 *dr_in_buf; /* from device to host (TDO) */ +u8 *dr_in_mask; + +int xsdrsize = 0; +int xruntest = 0; /* number of TCK cycles / microseconds */ +int xrepeat = 0x20; /* number of XC9500 retries */ + +int xendir = 0; +int xenddr = 0; + +enum tap_state xsvf_to_tap[] = +{ + TAP_TLR, TAP_RTI, + TAP_SDS, TAP_CD, TAP_SD, TAP_E1D, TAP_PD, TAP_E2D, TAP_UD, + TAP_SIS, TAP_CI, TAP_SI, TAP_E1I, TAP_PI, TAP_E2I, TAP_UI, +}; + +int tap_to_xsvf[] = +{ + 0x0, 0x2, 0x3, 0x4, 0x5, 0x6, 0x7, 0x8, 0x1, 0x9, 0xa, 0xb, 0xc, 0xe, 0xf +}; + + +/* xsvf has it's own definition of a statemove. This needs + * to be handled according to the specs, which has nothing + * to do with the JTAG spec or OpenOCD as such. + * + * Implemented via jtag_add_pathmove(). + */ +void xsvf_add_statemove(enum tap_state state) +{ + enum tap_state moves[7]; /* max # of transitions */ + int i; + enum tap_state curstate = cmd_queue_cur_state; + u8 move = TAP_MOVE(cmd_queue_cur_state, state); + + if ((state != TAP_TLR) && (state == cmd_queue_cur_state)) + return; + + if(state==TAP_TLR) + { + jtag_add_tlr(); + return; + } + for (i=0; i<7; i++) + { + int j = (move >> i) & 1; + if (j) + { + curstate = tap_transitions[curstate].high; + } else + { + curstate = tap_transitions[curstate].low; + } + moves[i] = curstate; + } + + jtag_add_pathmove(7, moves); +} + +int xsvf_register_commands(struct command_context_s *cmd_ctx) +{ + register_command(cmd_ctx, NULL, "xsvf", handle_xsvf_command, + COMMAND_EXEC, "run xsvf "); + + return ERROR_OK; +} + +int xsvf_read_buffer(int num_bits, int fd, u8* buf) +{ + int num_bytes; + + for (num_bytes = (num_bits + 7) / 8; num_bytes > 0; num_bytes--) + { + if (read(fd, buf + num_bytes - 1, 1) < 0) + return ERROR_XSVF_EOF; + } + + return ERROR_OK; +} + +int xsvf_read_xstates(int fd, enum tap_state *path, int max_path, int *path_len) +{ + char c; + unsigned char uc; + + while ((read(fd, &c, 1) > 0) && (c == 0x12)) + { + if (*path_len > max_path) + { + LOG_WARNING("XSTATE path longer than max_path"); + break; + } + if (read(fd, &uc, 1) < 0) + { + return ERROR_XSVF_EOF; + } + path[(*path_len)++] = xsvf_to_tap[uc]; + } + + lseek(fd, -1, SEEK_CUR); + + return ERROR_OK; +} + +int handle_xsvf_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc) +{ + char c; + u8 buf4[4], buf2[2]; + unsigned char uc, uc2; + unsigned int ui; + unsigned short us; + + int do_abort = 0; + int unsupported = 0; + int tdo_mismatch = 0; + + int runtest_requires_tck = 0; + + jtag_tap_t *tap = NULL; + /* use NULL to indicate a "plain" xsvf file which accounts for + additional devices in the scan chain, otherwise the device + that should be affected */ + + if (argc < 2) + { + command_print(cmd_ctx, "usage: xsvf "); + return ERROR_OK; + } + + if (strcmp(args[0], "plain") != 0) + { + tap = jtag_TapByString( args[0] ); + if( !tap ){ + command_print( cmd_ctx, "Tap: %s unknown", args[0] ); + return ERROR_OK; + } + } + + if ((xsvf_fd = open(args[1], O_RDONLY)) < 0) + { + command_print(cmd_ctx, "file %s not found", args[0]); + return ERROR_OK; + } + + if ((argc > 2) && (strcmp(args[2], "virt2") == 0)) + { + runtest_requires_tck = 1; + } + + while (read(xsvf_fd, &c, 1) > 0) + { + switch (c) + { + case 0x00: /* XCOMPLETE */ + LOG_DEBUG("XCOMPLETE"); + if (jtag_execute_queue() != ERROR_OK) + { + tdo_mismatch = 1; + break; + } + break; + case 0x01: /* XTDOMASK */ + LOG_DEBUG("XTDOMASK"); + if (dr_in_mask && (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_mask) != ERROR_OK)) + do_abort = 1; + break; + case 0x02: /* XSIR */ + LOG_DEBUG("XSIR"); + if (read(xsvf_fd, &c, 1) < 0) + do_abort = 1; + else + { + u8 *ir_buf = malloc((c + 7) / 8); + if (xsvf_read_buffer(c, xsvf_fd, ir_buf) != ERROR_OK) + do_abort = 1; + else + { + scan_field_t field; + field.tap = tap; + field.num_bits = c; + field.out_value = ir_buf; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + if (tap == NULL) + jtag_add_plain_ir_scan(1, &field, TAP_PI); + else + jtag_add_ir_scan(1, &field, TAP_PI); + if (jtag_execute_queue() != ERROR_OK) + { + tdo_mismatch = 1; + free(ir_buf); + break; + } + if (xruntest) + { + if (runtest_requires_tck) + jtag_add_runtest(xruntest, xsvf_to_tap[xendir]); + else + { + xsvf_add_statemove(TAP_RTI); + jtag_add_sleep(xruntest); + xsvf_add_statemove(xsvf_to_tap[xendir]); + } + } + else if (xendir != 0xd) /* Pause-IR */ + xsvf_add_statemove(xsvf_to_tap[xendir]); + } + free(ir_buf); + } + break; + case 0x03: /* XSDR */ + LOG_DEBUG("XSDR"); + if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK) + do_abort = 1; + else + { + scan_field_t field; + field.tap = tap; + field.num_bits = xsdrsize; + field.out_value = dr_out_buf; + field.out_mask = NULL; + field.in_value = NULL; + jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL); + if (tap == NULL) + jtag_add_plain_dr_scan(1, &field, TAP_PD); + else + jtag_add_dr_scan(1, &field, TAP_PD); + if (jtag_execute_queue() != ERROR_OK) + { + tdo_mismatch = 1; + break; + } + if (xruntest) + { + if (runtest_requires_tck) + jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]); + else + { + xsvf_add_statemove(TAP_RTI); + jtag_add_sleep(xruntest); + xsvf_add_statemove(xsvf_to_tap[xenddr]); + } + } + else if (xendir != 0x6) /* Pause-DR */ + xsvf_add_statemove(xsvf_to_tap[xenddr]); + } + break; + case 0x04: /* XRUNTEST */ + LOG_DEBUG("XRUNTEST"); + if (read(xsvf_fd, buf4, 4) < 0) + do_abort = 1; + else + { + xruntest = be_to_h_u32(buf4); + } + break; + case 0x07: /* XREPEAT */ + LOG_DEBUG("XREPEAT"); + if (read(xsvf_fd, &c, 1) < 0) + do_abort = 1; + else + { + xrepeat = c; + } + break; + case 0x08: /* XSDRSIZE */ + LOG_DEBUG("XSDRSIZE"); + if (read(xsvf_fd, buf4, 4) < 0) + do_abort = 1; + else + { + xsdrsize = be_to_h_u32(buf4); + free(dr_out_buf); + free(dr_in_buf); + free(dr_in_mask); + dr_out_buf = malloc((xsdrsize + 7) / 8); + dr_in_buf = malloc((xsdrsize + 7) / 8); + dr_in_mask = malloc((xsdrsize + 7) / 8); + } + break; + case 0x09: /* XSDRTDO */ + LOG_DEBUG("XSDRTDO"); + if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_out_buf) != ERROR_OK) + do_abort = 1; + else + { + if (xsvf_read_buffer(xsdrsize, xsvf_fd, dr_in_buf) != ERROR_OK) + do_abort = 1; + else + { + scan_field_t field; + field.tap = tap; + field.num_bits = xsdrsize; + field.out_value = dr_out_buf; + field.out_mask = NULL; + field.in_value = NULL; + jtag_set_check_value(&field, dr_in_buf, dr_in_mask, NULL); + if (tap == NULL) + jtag_add_plain_dr_scan(1, &field, TAP_PD); + else + jtag_add_dr_scan(1, &field, TAP_PD); + if (jtag_execute_queue() != ERROR_OK) + { + tdo_mismatch = 1; + break; + } + if (xruntest) + { + if (runtest_requires_tck) + jtag_add_runtest(xruntest, xsvf_to_tap[xenddr]); + else + { + xsvf_add_statemove(TAP_RTI); + jtag_add_sleep(xruntest); + xsvf_add_statemove(xsvf_to_tap[xenddr]); + } + } + else if (xendir != 0x6) /* Pause-DR */ + xsvf_add_statemove(xsvf_to_tap[xenddr]); + } + } + break; + case 0x0a: /* XSETDRMASKS */ + LOG_ERROR("unsupported XSETSDRMASKS\n"); + unsupported = 1; + break; + case 0x0b: /* XSDRINC */ + LOG_ERROR("unsupported XSDRINC\n"); + unsupported = 1; + break; + case 0x0c: /* XSDRB */ + unsupported = 1; + break; + case 0x0d: /* XSDRC */ + unsupported = 1; + break; + case 0x0e: /* XSDRE */ + unsupported = 1; + break; + case 0x0f: /* XSDRTDOB */ + unsupported = 1; + break; + case 0x10: /* XSDRTDOB */ + unsupported = 1; + break; + case 0x11: /* XSDRTDOB */ + unsupported = 1; + break; + case 0x12: /* XSTATE */ + LOG_DEBUG("XSTATE"); + if (read(xsvf_fd, &uc, 1) < 0) + do_abort = 1; + else + { + enum tap_state *path = calloc(XSTATE_MAX_PATH, 4); + int path_len = 1; + path[0] = xsvf_to_tap[uc]; + if (xsvf_read_xstates(xsvf_fd, path, XSTATE_MAX_PATH, &path_len) != ERROR_OK) + do_abort = 1; + else + { + int i,lasti; + /* here the trick is that jtag_add_pathmove() must end in a stable + state, so we must only invoke jtag_add_tlr() when we absolutely + have to + */ + for(i=0,lasti=0;ilasti) + { + jtag_add_pathmove(i-lasti,path+lasti); + } + lasti=i+1; + jtag_add_tlr(); + } + } + if(i>=lasti) + { + jtag_add_pathmove(i-lasti, path+lasti); + } + } + free(path); + } + break; + case 0x13: /* XENDIR */ + LOG_DEBUG("XENDIR"); + if (read(xsvf_fd, &c, 1) < 0) + do_abort = 1; + else + { + if (c == 0) + xendir = 1; + else if (c == 1) + xendir = 0xd; + else + { + LOG_ERROR("unknown XENDIR endstate"); + unsupported = 1; + } + } + break; + case 0x14: /* XENDDR */ + LOG_DEBUG("XENDDR"); + if (read(xsvf_fd, &c, 1) < 0) + do_abort = 1; + else + { + if (c == 0) + xenddr = 1; + else if (c == 1) + xenddr = 0x6; + else + { + LOG_ERROR("unknown XENDDR endstate"); + unsupported = 1; + } + } + break; + case 0x15: /* XSIR2 */ + LOG_DEBUG("XSIR2"); + if (read(xsvf_fd, buf2, 2) < 0) + do_abort = 1; + else + { + u8 *ir_buf; + us = be_to_h_u16(buf2); + ir_buf = malloc((us + 7) / 8); + if (xsvf_read_buffer(us, xsvf_fd, ir_buf) != ERROR_OK) + do_abort = 1; + else + { + scan_field_t field; + field.tap = tap; + field.num_bits = us; + field.out_value = ir_buf; + field.out_mask = NULL; + field.in_value = NULL; + field.in_check_value = NULL; + field.in_check_mask = NULL; + field.in_handler = NULL; + field.in_handler_priv = NULL; + if (tap == NULL) + jtag_add_plain_ir_scan(1, &field, xsvf_to_tap[xendir]); + else + jtag_add_ir_scan(1, &field, xsvf_to_tap[xendir]); + } + free(ir_buf); + } + break; + case 0x16: /* XCOMMENT */ + do + { + if (read(xsvf_fd, &c, 1) < 0) + { + do_abort = 1; + break; + } + } while (c != 0); + break; + case 0x17: /* XWAIT */ + LOG_DEBUG("XWAIT"); + if ((read(xsvf_fd, &uc, 1) < 0) || (read(xsvf_fd, &uc2, 1) < 0) || (read(xsvf_fd, buf4, 4) < 0)) + do_abort = 1; + else + { + xsvf_add_statemove(xsvf_to_tap[uc]); + ui = be_to_h_u32(buf4); + jtag_add_sleep(ui); + xsvf_add_statemove(xsvf_to_tap[uc2]); + } + break; + default: + LOG_ERROR("unknown xsvf command (0x%2.2x)\n", c); + unsupported = 1; + } + + if (do_abort || unsupported || tdo_mismatch) + break; + } + + if (tdo_mismatch) + { + command_print(cmd_ctx, "TDO mismatch, aborting"); + return ERROR_OK; + } + + if (unsupported) + { + command_print(cmd_ctx, "unsupported xsvf command encountered, aborting"); + return ERROR_OK; + } + + if (do_abort) + { + command_print(cmd_ctx, "premature end detected, aborting"); + return ERROR_OK; + } + + if (dr_out_buf) + free(dr_out_buf); + + if (dr_in_buf) + free(dr_in_buf); + + if (dr_in_mask) + free(dr_in_mask); + + close(xsvf_fd); + + command_print(cmd_ctx, "XSVF file programmed successfully"); + + return ERROR_OK; +}