set sync_byte \x55
|
set sync_byte \x55
|
set escape_byte \x5a
|
set escape_byte \x5a
|
set idcode_cmd \x00
|
set idcode_cmd \x00
|
set rst_cmd \x80
|
set rst_cmd \x80
|
set wr_cmd \x81
|
set wr_cmd \x81
|
set rd_cmd \x82
|
set rd_cmd \x82
|
set wr_cmd_noinc \x83
|
set wr_cmd_noinc \x83
|
set rd_cmd_noinc \x84
|
set rd_cmd_noinc \x84
|
|
|
set reg_cpu_control_addr 0x40000000
|
set reg_cpu_control_addr 0x40000000
|
set reg_cpu_pc_addr 0x40000004
|
set reg_cpu_pc_addr 0x40000004
|
set reg_cpu_a31_addr 0x40000008
|
set reg_cpu_a31_addr 0x40000008
|
set reg_dbg_a31_addr 0x4000000C
|
set reg_dbg_a31_addr 0x4000000C
|
|
|
set reg_intc_control_addr 0x40000010
|
set reg_intc_control_addr 0x40000010
|
set reg_intc_mask_addr 0x40000014
|
set reg_intc_mask_addr 0x40000014
|
set reg_intc_req_addr 0x40000018
|
set reg_intc_req_addr 0x40000018
|
set reg_memsize_kb_addr 0x4000001C
|
set reg_memsize_kb_addr 0x4000001C
|
|
|
set reg_dma_control_addr 0x40000020
|
set reg_dma_control_addr 0x40000020
|
set reg_dma_sourceaddr_addr 0x40000024
|
set reg_dma_sourceaddr_addr 0x40000024
|
set reg_dma_destaddr_addr 0x40000028
|
set reg_dma_destaddr_addr 0x40000028
|
set reg_dma_size_addr 0x4000002C
|
set reg_dma_size_addr 0x4000002C
|
|
|
set reg_sgi_addr 0x40000030
|
set reg_sgi_addr 0x40000030
|
set reg_bus_error_addr_addr 0x40000038
|
set reg_bus_error_addr_addr 0x40000038
|
set reg_bus_error_pc_addr 0x4000003C
|
set reg_bus_error_pc_addr 0x4000003C
|
|
|
set reg_trap_control_addr 0x40000040
|
set reg_trap_control_addr 0x40000040
|
set reg_trap_addr_addr 0x40000044
|
set reg_trap_addr_addr 0x40000044
|
|
|
proc pss_connect {com_num baudrate} {
|
proc pss_connect {com_num baudrate} {
|
global com
|
global com
|
set parity n
|
set parity n
|
set databits 8
|
set databits 8
|
set stopbits 1
|
set stopbits 1
|
|
|
set com [open $com_num: r+]
|
set com [open $com_num: r+]
|
fconfigure $com -mode $baudrate,$parity,$databits,$stopbits \
|
fconfigure $com -mode $baudrate,$parity,$databits,$stopbits \
|
-blocking 1 -translation binary -buffering none -buffersize 16 -timeout 1000
|
-blocking 1 -translation binary -buffering none -buffersize 16 -timeout 1000
|
}
|
}
|
|
|
|
|
proc pss_con {com_num baudrate} {
|
proc pss_con {com_num baudrate} {
|
pss_connect $com_num $baudrate
|
pss_connect $com_num $baudrate
|
}
|
}
|
|
|
|
|
proc pss_disconnect {} {
|
proc pss_disconnect {} {
|
global com
|
global com
|
|
|
close $com
|
close $com
|
puts "Connection dropped"
|
puts "Connection dropped"
|
}
|
}
|
|
|
|
|
proc pss_discon {} {
|
proc pss_discon {} {
|
pss_disconnect
|
pss_disconnect
|
}
|
}
|
|
|
|
|
proc pss_check {} {
|
proc pss_check {} {
|
global com
|
global com
|
global sync_byte
|
global sync_byte
|
global idcode_cmd
|
global idcode_cmd
|
|
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $idcode_cmd
|
puts -nonewline $com $idcode_cmd
|
after 100
|
after 100
|
set resp [read -nonewline $com]
|
set resp [read -nonewline $com]
|
|
|
binary scan $resp H* resp_char
|
binary scan $resp H* resp_char
|
|
|
if {$resp == $sync_byte} {puts "Connection established, response: $resp_char"} \
|
if {$resp == $sync_byte} {puts "Connection established, response: $resp_char"} \
|
else {puts "Conection failed, response: $resp_char"}
|
else {puts "Conection failed, response: $resp_char"}
|
}
|
}
|
|
|
|
|
proc pss_cc {com_num baudrate} {
|
proc pss_cc {com_num baudrate} {
|
pss_connect $com_num $baudrate
|
pss_connect $com_num $baudrate
|
pss_check
|
pss_check
|
}
|
}
|
|
|
proc pss_sendbyte {databyte} {
|
proc pss_sendbyte {databyte} {
|
global com
|
global com
|
global sync_byte
|
global sync_byte
|
global escape_byte
|
global escape_byte
|
|
|
if {$databyte == $sync_byte || $databyte == $escape_byte} {puts -nonewline $com $escape_byte}
|
if {$databyte == $sync_byte || $databyte == $escape_byte} {puts -nonewline $com $escape_byte}
|
puts -nonewline $com $databyte
|
puts -nonewline $com $databyte
|
}
|
}
|
|
|
proc pss_sendword {dataword} {
|
proc pss_sendword {dataword} {
|
set byte0 [format %c [expr [expr {$dataword & 0x000000ff}] >> 0]]
|
set byte0 [format %c [expr [expr {$dataword & 0x000000ff}] >> 0]]
|
set byte1 [format %c [expr [expr {$dataword & 0x0000ff00}] >> 8]]
|
set byte1 [format %c [expr [expr {$dataword & 0x0000ff00}] >> 8]]
|
set byte2 [format %c [expr [expr {$dataword & 0x00ff0000}] >> 16]]
|
set byte2 [format %c [expr [expr {$dataword & 0x00ff0000}] >> 16]]
|
set byte3 [format %c [expr [expr {$dataword & 0xff000000}] >> 24]]
|
set byte3 [format %c [expr [expr {$dataword & 0xff000000}] >> 24]]
|
pss_sendbyte $byte0
|
pss_sendbyte $byte0
|
pss_sendbyte $byte1
|
pss_sendbyte $byte1
|
pss_sendbyte $byte2
|
pss_sendbyte $byte2
|
pss_sendbyte $byte3
|
pss_sendbyte $byte3
|
}
|
}
|
|
|
|
|
proc pss_wr {address datawords} {
|
proc pss_wr {address datawords} {
|
global com
|
global com
|
global sync_byte
|
global sync_byte
|
global wr_cmd
|
global wr_cmd
|
|
|
# header
|
# header
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $wr_cmd
|
puts -nonewline $com $wr_cmd
|
|
|
# address
|
# address
|
pss_sendword $address
|
pss_sendword $address
|
|
|
#length
|
#length
|
set trlength [expr [llength $datawords] << 2]
|
set trlength [expr [llength $datawords] << 2]
|
pss_sendword $trlength
|
pss_sendword $trlength
|
|
|
# data
|
# data
|
foreach dataword $datawords {
|
foreach dataword $datawords {
|
pss_sendword $dataword
|
pss_sendword $dataword
|
}
|
}
|
}
|
}
|
|
|
|
|
proc pss_rd {address length} {
|
proc pss_rd {address length} {
|
global com
|
global com
|
global sync_byte
|
global sync_byte
|
global rd_cmd
|
global rd_cmd
|
|
|
# clean input buffers
|
# clean input buffers
|
read $com
|
read $com
|
|
|
# header
|
# header
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $rd_cmd
|
puts -nonewline $com $rd_cmd
|
|
|
# address
|
# address
|
pss_sendword $address
|
pss_sendword $address
|
|
|
#length
|
#length
|
pss_sendword $length
|
pss_sendword $length
|
|
|
set finaddr [expr $length + $address]
|
set finaddr [expr $length + $address]
|
|
|
set resp ""
|
set resp ""
|
# data
|
# data
|
for {set curaddr $address} {$curaddr < $finaddr} {incr curaddr 4} {
|
for {set curaddr $address} {$curaddr < $finaddr} {incr curaddr 4} {
|
set str ""
|
set str ""
|
set resp0 [read $com 1]
|
set resp0 [read $com 1]
|
set resp1 [read $com 1]
|
set resp1 [read $com 1]
|
set resp2 [read $com 1]
|
set resp2 [read $com 1]
|
set resp3 [read $com 1]
|
set resp3 [read $com 1]
|
binary scan $resp0 H2 resp_show0
|
binary scan $resp0 H2 resp_show0
|
binary scan $resp1 H2 resp_show1
|
binary scan $resp1 H2 resp_show1
|
binary scan $resp2 H2 resp_show2
|
binary scan $resp2 H2 resp_show2
|
binary scan $resp3 H2 resp_show3
|
binary scan $resp3 H2 resp_show3
|
append str "0x"
|
append str "0x"
|
append str $resp_show3
|
append str $resp_show3
|
append str $resp_show2
|
append str $resp_show2
|
append str $resp_show1
|
append str $resp_show1
|
append str $resp_show0
|
append str $resp_show0
|
lappend resp $str
|
lappend resp $str
|
}
|
}
|
|
|
return $resp
|
return $resp
|
}
|
}
|
|
|
|
|
proc pss_wrfile_le {address filename} {
|
proc pss_wrfile_le {address filename} {
|
global com
|
global com
|
global sync_byte
|
global sync_byte
|
global wr_cmd
|
global wr_cmd
|
|
|
set datafile [open $filename]
|
set datafile [open $filename]
|
fconfigure $datafile -translation binary -encoding binary
|
fconfigure $datafile -translation binary -encoding binary
|
|
|
# header
|
# header
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $wr_cmd
|
puts -nonewline $com $wr_cmd
|
|
|
# address
|
# address
|
pss_sendword $address
|
pss_sendword $address
|
|
|
#length
|
#length
|
set length [file size $filename]
|
set length [file size $filename]
|
pss_sendword $length
|
pss_sendword $length
|
|
|
while {true} {
|
while {true} {
|
|
|
set dbuf0 [read $datafile 1]
|
set dbuf0 [read $datafile 1]
|
set dbuf1 [read $datafile 1]
|
set dbuf1 [read $datafile 1]
|
set dbuf2 [read $datafile 1]
|
set dbuf2 [read $datafile 1]
|
set dbuf3 [read $datafile 1]
|
set dbuf3 [read $datafile 1]
|
if {[eof $datafile]} {break}
|
if {[eof $datafile]} {break}
|
|
|
pss_sendbyte $dbuf0
|
pss_sendbyte $dbuf0
|
pss_sendbyte $dbuf1
|
pss_sendbyte $dbuf1
|
pss_sendbyte $dbuf2
|
pss_sendbyte $dbuf2
|
pss_sendbyte $dbuf3
|
pss_sendbyte $dbuf3
|
|
|
incr address 4
|
incr address 4
|
}
|
}
|
|
|
close $datafile
|
close $datafile
|
}
|
}
|
|
|
|
|
proc pss_wrfile_be {address filename} {
|
proc pss_wrfile_be {address filename} {
|
global com
|
global com
|
global sync_byte
|
global sync_byte
|
global wr_cmd
|
global wr_cmd
|
|
|
set datafile [open $filename]
|
set datafile [open $filename]
|
fconfigure $datafile -translation binary -encoding binary
|
fconfigure $datafile -translation binary -encoding binary
|
|
|
# header
|
# header
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $sync_byte
|
puts -nonewline $com $wr_cmd
|
puts -nonewline $com $wr_cmd
|
|
|
# address
|
# address
|
pss_sendword $address
|
pss_sendword $address
|
|
|
#length
|
#length
|
set length [file size $filename]
|
set length [file size $filename]
|
pss_sendword $length
|
pss_sendword $length
|
|
|
while {true} {
|
while {true} {
|
|
|
set dbuf0 [read $datafile 1]
|
set dbuf0 [read $datafile 1]
|
set dbuf1 [read $datafile 1]
|
set dbuf1 [read $datafile 1]
|
set dbuf2 [read $datafile 1]
|
set dbuf2 [read $datafile 1]
|
set dbuf3 [read $datafile 1]
|
set dbuf3 [read $datafile 1]
|
if {[eof $datafile]} {break}
|
if {[eof $datafile]} {break}
|
|
|
pss_sendbyte $dbuf3
|
pss_sendbyte $dbuf3
|
pss_sendbyte $dbuf2
|
pss_sendbyte $dbuf2
|
pss_sendbyte $dbuf1
|
pss_sendbyte $dbuf1
|
pss_sendbyte $dbuf0
|
pss_sendbyte $dbuf0
|
|
|
incr address 4
|
incr address 4
|
}
|
}
|
|
|
close $datafile
|
close $datafile
|
}
|
}
|
|
|
|
|
proc pss_reset {} {
|
proc pss_reset {} {
|
global reg_cpu_control_addr
|
global reg_cpu_control_addr
|
|
|
pss_wr $reg_cpu_control_addr 0x00000001
|
pss_wr $reg_cpu_control_addr 0x00000001
|
puts "CPU put in reset state"
|
puts "CPU put in reset state"
|
}
|
}
|
|
|
|
|
proc pss_start {} {
|
proc pss_start {} {
|
global reg_cpu_control_addr
|
global reg_cpu_control_addr
|
|
|
pss_wr $reg_cpu_control_addr 0x00000000
|
pss_wr $reg_cpu_control_addr 0x00000000
|
puts "CPU started"
|
puts "CPU started"
|
}
|
}
|
|
|
|
|
proc pss_restart {} {
|
proc pss_restart {} {
|
pss_reset
|
pss_reset
|
pss_start
|
pss_start
|
}
|
}
|
|
|
|
|
proc pss_loadbin {filename} {
|
proc pss_loadbin {filename} {
|
pss_reset
|
pss_reset
|
pss_wrfile_be 0x00000000 $filename
|
pss_wrfile_be 0x00000000 $filename
|
pss_start
|
pss_start
|
}
|
}
|
|
|
|
|
proc pss_dma_wr {address datawords} {
|
proc pss_dma_wr {address datawords} {
|
global reg_dma_sourceaddr_addr
|
global reg_dma_sourceaddr_addr
|
global reg_dma_destaddr_addr
|
global reg_dma_destaddr_addr
|
global reg_dma_size_addr
|
global reg_dma_size_addr
|
global reg_dma_control_addr
|
global reg_dma_control_addr
|
|
|
pss_reset
|
pss_reset
|
pss_wr 0x00000000 $datawords
|
pss_wr 0x00000000 $datawords
|
pss_wr $reg_dma_sourceaddr_addr 0x00000000
|
pss_wr $reg_dma_sourceaddr_addr 0x00000000
|
pss_wr $reg_dma_destaddr_addr $address
|
pss_wr $reg_dma_destaddr_addr $address
|
set trlength [expr [llength $datawords] << 2]
|
set trlength [expr [llength $datawords] << 2]
|
pss_wr $reg_dma_size_addr $trlength
|
pss_wr $reg_dma_size_addr $trlength
|
pss_wr $reg_dma_control_addr 0x00000006
|
pss_wr $reg_dma_control_addr 0x00000006
|
}
|
}
|
|
|
|
|
proc pss_sgi {} {
|
proc pss_sgi {} {
|
global reg_sgi_addr
|
global reg_sgi_addr
|
|
|
pss_wr $reg_sgi_addr 0x00000000
|
pss_wr $reg_sgi_addr 0x00000000
|
}
|
}
|
|
|
|
|
#pss_cc com4 115200
|
pss_cc com4 115200
|
pss_loadbin "D:/Research/Computer_Science/Projects/Practice/zpu/pss/pss/SW/onboard/Interrupts/Interrupts.bin"
|
pss_loadbin "D:/Research/Computer_Science/Projects/Practice/zpu/pss/pss/SW/onboard/Heartbeatdelay/heartbeatdelay.bin"
|
#pss_discon
|
pss_discon
|
|
|
No newline at end of file
|
No newline at end of file
|
