[OpenOCD-user] how off auto-selecting first available session transport "jtag"?

[admin <go...@bk...>]

how off  auto-selecting first available session transport "jtag"? I need 
swd. help me please.

admin1-ThinkPad-Edge-E540 openocd-0.10.0 # openocd -f 
interface/jlink.cfg -f board/atmel_samv71_xplained_ultra.cfg -c 
"transport select swd"
Open On-Chip Debugger 0.10.0
Licensed under GNU GPL v2
For bug reports, read
     http://openocd.org/doc/doxygen/bugs.html
Info : auto-selecting first available session transport "jtag". To 
override use 'transport select <transport>'.
adapter speed: 1800 kHz
cortex_m reset_config sysresetreq
Info : flash bank command
Error: Can't change session's transport after the initial selection was made
embedded:startup.tcl:21: Error:
in procedure 'transport'
in procedure 'ocd_bouncer'
at file "embedded:startup.tcl", line 21

=======================================================================================================================

admin1-ThinkPad-Edge-E540 openocd-0.10.0 # openocd -f 
interface/jlink.cfg -f board/atmel_samv71_xplained_ultra.cfg -c 
"transport select swd" -d
Open On-Chip Debugger 0.10.0
Licensed under GNU GPL v2
For bug reports, read
     http://openocd.org/doc/doxygen/bugs.html
User : 13 5 command.c:544 command_print(): debug_level: 3
Debug: 14 5 options.c:181 add_default_dirs(): bindir=/usr/local/bin
Debug: 15 5 options.c:182 add_default_dirs(): 
pkgdatadir=/usr/local/share/openocd
Debug: 16 5 options.c:183 add_default_dirs(): exepath=/usr/local/bin
Debug: 17 5 options.c:184 add_default_dirs(): bin2data=../share/openocd
Debug: 18 5 configuration.c:42 add_script_search_dir(): adding 
/root/.openocd
Debug: 19 5 configuration.c:42 add_script_search_dir(): adding 
/usr/local/bin/../share/openocd/site
Debug: 20 5 configuration.c:42 add_script_search_dir(): adding 
/usr/local/bin/../share/openocd/scripts
Debug: 21 58 configuration.c:82 find_file(): found 
/usr/local/bin/../share/openocd/scripts/interface/jlink.cfg
Debug: 22 66 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_interface jlink
Debug: 23 66 command.c:143 script_debug(): command - interface 
ocd_interface jlink
Debug: 25 66 command.c:323 command_new(): BUG: command 'jlink' does not 
have the '.usage' field filled out
Debug: 26 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 27 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 28 66 command.c:323 command_new(): BUG: command 'jlink freemem' 
does not have the '.usage' field filled out
Debug: 29 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 30 66 command.c:323 command_new(): BUG: command 'jlink hwstatus' 
does not have the '.usage' field filled out
Debug: 31 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 32 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 33 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 34 66 command.c:323 command_new(): BUG: command 'jlink config' 
does not have the '.usage' field filled out
Debug: 35 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 36 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 37 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 38 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 39 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 40 66 command.c:323 command_new(): BUG: command 'config reset' 
does not have the '.usage' field filled out
Debug: 41 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 42 66 command.c:323 command_new(): BUG: command 'config write' 
does not have the '.usage' field filled out
Debug: 43 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 44 66 command.c:323 command_new(): BUG: command 'jlink emucom' 
does not have the '.usage' field filled out
Debug: 45 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 46 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 47 66 command.c:364 register_command_handler(): registering 
'ocd_jlink'...
Debug: 48 68 configuration.c:82 find_file(): found 
/usr/local/bin/../share/openocd/scripts/board/atmel_samv71_xplained_ultra.cfg
Debug: 49 73 configuration.c:82 find_file(): found 
/usr/local/bin/../share/openocd/scripts/target/atsamv.cfg
Debug: 50 83 configuration.c:82 find_file(): found 
/usr/local/bin/../share/openocd/scripts/target/swj-dp.tcl
Debug: 51 83 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_transport select
Debug: 52 83 command.c:143 script_debug(): command - ocd_transport 
ocd_transport select
Info : 53 83 transport.c:286 jim_transport_select(): auto-selecting 
first available session transport "jtag". To override use 'transport 
select <transport>'.
Debug: 54 83 command.c:364 register_command_handler(): registering 
'ocd_jtag_flush_queue_sleep'...
Debug: 55 83 command.c:364 register_command_handler(): registering 
'ocd_jtag_rclk'...
Debug: 56 83 command.c:364 register_command_handler(): registering 
'ocd_jtag_ntrst_delay'...
Debug: 57 83 command.c:364 register_command_handler(): registering 
'ocd_jtag_ntrst_assert_width'...
Debug: 58 83 command.c:364 register_command_handler(): registering 
'ocd_scan_chain'...
Debug: 59 83 command.c:364 register_command_handler(): registering 
'ocd_jtag_reset'...
Debug: 60 84 command.c:364 register_command_handler(): registering 
'ocd_runtest'...
Debug: 61 84 command.c:364 register_command_handler(): registering 
'ocd_irscan'...
Debug: 62 84 command.c:364 register_command_handler(): registering 
'ocd_verify_ircapture'...
Debug: 63 84 command.c:364 register_command_handler(): registering 
'ocd_verify_jtag'...
Debug: 64 84 command.c:364 register_command_handler(): registering 
'ocd_tms_sequence'...
Debug: 65 84 command.c:364 register_command_handler(): registering 
'ocd_wait_srst_deassert'...
Debug: 66 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 67 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 68 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 69 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 70 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 71 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 72 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 73 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 74 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 75 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 76 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 77 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 78 84 command.c:364 register_command_handler(): registering 
'ocd_jtag'...
Debug: 79 84 command.c:364 register_command_handler(): registering 
'ocd_svf'...
Debug: 80 84 command.c:364 register_command_handler(): registering 
'ocd_xsvf'...
Debug: 81 84 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_transport select
Debug: 82 84 command.c:143 script_debug(): command - ocd_transport 
ocd_transport select
Debug: 83 84 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_transport select
Debug: 84 84 command.c:143 script_debug(): command - ocd_transport 
ocd_transport select
Debug: 85 84 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_transport select
Debug: 86 84 command.c:143 script_debug(): command - ocd_transport 
ocd_transport select
Debug: 87 84 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_jtag newtap samv71 cpu -irlen 4 -ircapture 0x1 
-irmask 0xf -expected-id 0x0bd11477
Debug: 88 84 command.c:143 script_debug(): command - ocd_jtag ocd_jtag 
newtap samv71 cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id 
0x0bd11477
Debug: 89 84 tcl.c:549 jim_newtap_cmd(): Creating New Tap, Chip: samv71, 
Tap: cpu, Dotted: samv71.cpu, 8 params
Debug: 90 84 tcl.c:573 jim_newtap_cmd(): Processing option: -irlen
Debug: 91 84 tcl.c:573 jim_newtap_cmd(): Processing option: -ircapture
Debug: 92 84 tcl.c:573 jim_newtap_cmd(): Processing option: -irmask
Debug: 93 84 tcl.c:573 jim_newtap_cmd(): Processing option: -expected-id
Debug: 94 84 core.c:1304 jtag_tap_init(): Created Tap: samv71.cpu @ abs 
position 0, irlen 4, capture: 0x1 mask: 0xf
Debug: 95 84 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_target create samv71.cpu cortex_m -endian little 
-chain-position samv71.cpu
Debug: 96 84 command.c:143 script_debug(): command - ocd_target 
ocd_target create samv71.cpu cortex_m -endian little -chain-position 
samv71.cpu
Debug: 97 84 target.c:1899 target_free_all_working_areas_restore(): 
freeing all working areas
Debug: 98 84 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 99 85 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 100 85 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 101 85 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 102 85 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 103 85 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 104 85 command.c:364 register_command_handler(): registering 
'ocd_arm'...
Debug: 105 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 106 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 107 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 108 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 109 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 110 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 111 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 112 85 command.c:364 register_command_handler(): registering 
'ocd_dap'...
Debug: 113 85 command.c:364 register_command_handler(): registering 
'ocd_tpiu'...
Debug: 114 85 command.c:364 register_command_handler(): registering 
'ocd_itm'...
Debug: 115 85 command.c:364 register_command_handler(): registering 
'ocd_itm'...
Debug: 116 85 command.c:364 register_command_handler(): registering 
'ocd_cortex_m'...
Debug: 117 85 command.c:364 register_command_handler(): registering 
'ocd_cortex_m'...
Debug: 118 85 command.c:364 register_command_handler(): registering 
'ocd_cortex_m'...
Debug: 119 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 120 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 121 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 122 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 123 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 124 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 125 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 126 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 127 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 128 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 129 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 130 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 131 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 132 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 133 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 134 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 135 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 136 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 137 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 138 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 139 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 140 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 141 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 142 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 143 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 144 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 145 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 146 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 147 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 148 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 149 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 150 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 151 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 152 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 153 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 154 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 155 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 156 98 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 157 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 158 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 159 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 160 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 161 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 162 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 163 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 164 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 165 99 command.c:364 register_command_handler(): registering 
'ocd_samv71.cpu'...
Debug: 166 99 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_samv71.cpu configure -work-area-phys 0x20400000 
-work-area-size 0x4000 -work-area-backup 0
Debug: 167 99 command.c:143 script_debug(): command - ocd_samv71.cpu 
ocd_samv71.cpu configure -work-area-phys 0x20400000 -work-area-size 
0x4000 -work-area-backup 0
Debug: 168 99 target.c:1899 target_free_all_working_areas_restore(): 
freeing all working areas
Debug: 169 99 target.c:1899 target_free_all_working_areas_restore(): 
freeing all working areas
Debug: 170 99 target.c:1899 target_free_all_working_areas_restore(): 
freeing all working areas
Debug: 171 99 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_adapter_khz 1800
Debug: 172 99 command.c:143 script_debug(): command - adapter_khz 
ocd_adapter_khz 1800
Debug: 174 99 core.c:1631 jtag_config_khz(): handle jtag khz
Debug: 175 99 core.c:1598 adapter_khz_to_speed(): convert khz to 
interface specific speed value
Debug: 176 99 core.c:1598 adapter_khz_to_speed(): convert khz to 
interface specific speed value
User : 177 99 command.c:544 command_print(): adapter speed: 1800 kHz
Debug: 178 99 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_transport select
Debug: 179 99 command.c:143 script_debug(): command - ocd_transport 
ocd_transport select
Debug: 180 99 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_cortex_m reset_config sysresetreq
Debug: 181 99 command.c:143 script_debug(): command - ocd_cortex_m 
ocd_cortex_m reset_config sysresetreq
User : 183 99 command.c:544 command_print(): cortex_m reset_config 
sysresetreq
Debug: 184 99 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_flash bank samv71.flash atsamv 0x00400000 0 0 0 
samv71.cpu
Debug: 185 99 command.c:143 script_debug(): command - ocd_flash 
ocd_flash bank samv71.flash atsamv 0x00400000 0 0 0 samv71.cpu
Debug: 187 104 command.c:364 register_command_handler(): registering 
'ocd_atsamv'...
Info : 188 104 atsamv.c:338 samv_flash_bank_command(): flash bank command
Debug: 189 104 tcl.c:1033 handle_flash_bank_command(): 'atsamv' driver 
usage field missing
Debug: 190 104 command.c:143 script_debug(): command - ocd_command 
ocd_command type ocd_transport select swd
Debug: 191 104 command.c:143 script_debug(): command - ocd_transport 
ocd_transport select swd
Error: 192 104 transport.c:301 jim_transport_select(): Can't change 
session's transport after the initial selection was made
User : 193 104 command.c:687 command_run_line(): 
embedded:startup.tcl:21: Error:
in procedure 'transport'
in procedure 'ocd_bouncer'
at file "embedded:startup.tcl", line 21