62 lines
1.6 KiB
Tcl
62 lines
1.6 KiB
Tcl
## -*- tcl -*-
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##
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if { [info exists CHIPNAME] } {
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set _CHIPNAME $CHIPNAME
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} else {
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set _CHIPNAME aduc702x
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}
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if { [info exists ENDIAN] } {
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set _ENDIAN $ENDIAN
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} else {
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# This config file was defaulting to big endian..
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set _ENDIAN little
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}
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if { [info exists CPUTAPID] } {
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set _CPUTAPID $CPUTAPID
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} else {
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set _CPUTAPID 0x3f0f0f0f
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}
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jtag_nsrst_delay 200
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jtag_ntrst_delay 200
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# This is for the case that TRST/SRST is not wired on your JTAG adaptor.
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# Don't really need them anyways.
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reset_config none
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## JTAG scan chain
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#format L IRC IRCM IDCODE (Length, IR Capture, IR Capture Mask, IDCODE)
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jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
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##
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## Target configuration
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##
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set _TARGETNAME [format "%s.cpu" $_CHIPNAME]
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target create $_TARGETNAME arm7tdmi -endian $_ENDIAN -chain-position $_TARGETNAME
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# allocate the entire SRAM as working area
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$_TARGETNAME configure -work-area-phys 0x10000 -work-area-size 0x2000
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## flash configuration
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# only target number is needed
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flash bank aduc702x 0 0 0 0 0
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## If you use the watchdog, the following code makes sure that the board
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## doesn't reboot when halted via JTAG. Yes, on the older generation
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## AdUC702x, timer3 continues running even when the CPU is halted.
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proc watchdog_service {} {
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global watchdog_hdl
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mww 0xffff036c 0
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# puts "watchdog!!"
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set watchdog_hdl [after 500 watchdog_service]
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}
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$_TARGETNAME configure -event reset-halt-post { watchdog_service }
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$_TARGETNAME configure -event old-pre_resume { global watchdog_hdl; after cancel $watchdog_hdl }
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