158 lines
5.6 KiB
Tcl
158 lines
5.6 KiB
Tcl
# ----------------------------------------------------------------------
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# Project: JCPU, a portable 8-bit RISC CPU written in VHDL
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# This file: The ROM file for upload to target over JTAG
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#
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# Copyright (C) 2007 J. Ahrensfeld
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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 3 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, see <http://www.gnu.org/licenses/>.
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#
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# For questions and ideas, please contact the author at jens@jayfield.org
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#
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# ---------------------------------------------------------------------
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# ---------------------------------------------------------------------
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# For Chipscope 9.1
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# ---------------------------------------------------------------------
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# Source JTAG/TCL frame work
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cd $env(CHIPSCOPE)\\bin\\nt
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source csejtag.tcl
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namespace import ::chipscope::*
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# Platform USB Cable
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set PLATFORM_USB_CABLE_ARGS [list "port=USB2" "frequency=6000000"]
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# frequency="24000000 | 12000000 | 6000000 | 3000000 | 1500000 | 750000"
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# Create session
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set handle [::chipscope::csejtag_session create 0]
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# Open JTAG and lock
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set open_result [::chipscope::csejtag_target open $handle $CSEJTAG_TARGET_PLATFORMUSB 0 $PLATFORM_USB_CABLE_ARGS]
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set lock_result [::chipscope::csejtag_target lock $handle 1000]
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set devlist [::chipscope::csejtag_tap autodetect_chain $handle $CSEJTAG_SCAN_DEFAULT]
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# Get Device ID
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set devtype "Virtex-4SX"
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set devid 2
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set irlength [::chipscope::csejtag_tap get_irlength $handle $devid]
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set idcode [::chipscope::csejtag_tap get_device_idcode $handle $devid]
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set CSE_OP $CSEJTAG_SHIFT_READWRITE
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set CSE_ES $CSEJTAG_RUN_TEST_IDLE
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# Write Program
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# JASM_ROM_INSERT_HERE
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# Assembled from reti_issue.jsm
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# ---------------------------------------------------------------
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# Shift the USER2 Instruction (b1111000010) into the Instruction Register of FPGA
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# User 1
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set result [::chipscope::csejtag_tap shift_device_ir $handle $devid $CSE_OP $CSE_ES 0 $irlength "3C2"]
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# 0x000: JMP 0x002
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00030002"
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# 0x001: RETI
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0013F000"
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# 0x002: MOV R00, 0x05
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00203050"
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# 0x003: COUT (0x03), R00
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00326030"
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# 0x004: MOV R00, 0x00
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00403000"
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# 0x005: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00500000"
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# 0x006: INC R00
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00611010"
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# 0x007: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00700000"
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# 0x008: CALL 0x01B
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0083B01B"
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# 0x009: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00900000"
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# 0x00A: PUSH R03
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00A3C003"
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# 0x00B: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00B00000"
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# 0x00C: PUSH R02
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00C3C002"
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# 0x00D: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00D00000"
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# 0x00E: PUSH R01
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00E3C001"
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# 0x00F: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "00F00000"
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# 0x010: PUSH R00
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0103C000"
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# 0x011: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01100000"
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# 0x012: POP R00
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0123D000"
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# 0x013: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01300000"
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# 0x014: POP R01
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0143D001"
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# 0x015: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01500000"
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# 0x016: POP R02
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0163D002"
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# 0x017: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01700000"
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# 0x018: POP R03
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "0183D003"
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# 0x019: NOP
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01900000"
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# 0x01A: JMP 0x005
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01A30005"
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# 0x01B: RET
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::chipscope::csejtag_tap shift_device_dr $handle $devid $CSE_OP $CSE_ES 0 32 "01B3E000"
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# Assembled from reti_issue.jsm
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# ---------------------------------------------------------------
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# Shift the USER2 Instruction (b1111000011) into the Instruction Register of FPGA
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# User 2
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set result [::chipscope::csejtag_tap shift_device_ir $handle $devid $CSE_OP $CSE_ES 0 $irlength "3C3"]
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::chipscope::csejtag_target unlock $handle
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::chipscope::csejtag_target close $handle
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::chipscope::csejtag_session destroy $handle
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exit
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